diff options
Diffstat (limited to 'platforms')
131 files changed, 10646 insertions, 232 deletions
diff --git a/platforms/arm_atsam/_timer.h b/platforms/arm_atsam/_timer.h new file mode 100644 index 0000000000..77402b612a --- /dev/null +++ b/platforms/arm_atsam/_timer.h @@ -0,0 +1,19 @@ +/* Copyright 2021 Simon Arlott + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// The platform is 32-bit, so prefer 32-bit timers to avoid overflow +#define FAST_TIMER_T_SIZE 32 diff --git a/platforms/arm_atsam/_wait.h b/platforms/arm_atsam/_wait.h new file mode 100644 index 0000000000..41b686b56c --- /dev/null +++ b/platforms/arm_atsam/_wait.h @@ -0,0 +1,22 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include "clks.h" + +#define wait_ms(ms) CLK_delay_ms(ms) +#define wait_us(us) CLK_delay_us(us) +#define waitInputPinDelay() diff --git a/platforms/arm_atsam/atomic_util.h b/platforms/arm_atsam/atomic_util.h new file mode 100644 index 0000000000..848542d23a --- /dev/null +++ b/platforms/arm_atsam/atomic_util.h @@ -0,0 +1,37 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include "samd51j18a.h" + +static __inline__ uint8_t __interrupt_disable__(void) { + __disable_irq(); + + return 1; +} + +static __inline__ void __interrupt_enable__(const uint8_t *__s) { + __enable_irq(); + + __asm__ volatile("" ::: "memory"); + (void)__s; +} + +#define ATOMIC_BLOCK(type) for (type, __ToDo = __interrupt_disable__(); __ToDo; __ToDo = 0) +#define ATOMIC_FORCEON uint8_t sreg_save __attribute__((__cleanup__(__interrupt_enable__))) = 0 + +#define ATOMIC_BLOCK_RESTORESTATE _Static_assert(0, "ATOMIC_BLOCK_RESTORESTATE not implemented") +#define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK(ATOMIC_FORCEON) diff --git a/platforms/arm_atsam/bootloader.c b/platforms/arm_atsam/bootloader.c new file mode 100644 index 0000000000..9015b00aab --- /dev/null +++ b/platforms/arm_atsam/bootloader.c @@ -0,0 +1,57 @@ +/* Copyright 2017 Fred Sundvik + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "bootloader.h" +#include "samd51j18a.h" +#include "md_bootloader.h" + +// Set watchdog timer to reset. Directs the bootloader to stay in programming mode. +void bootloader_jump(void) { +#ifdef KEYBOARD_massdrop_ctrl + // CTRL keyboards released with bootloader version below must use RAM method. Otherwise use WDT method. + uint8_t ver_ram_method[] = "v2.18Jun 22 2018 17:28:08"; // The version to match (NULL terminated by compiler) + uint8_t *ver_check = ver_ram_method; // Pointer to version match string for traversal + uint8_t *ver_rom = (uint8_t *)0x21A0; // Pointer to address in ROM where this specific bootloader version would exist + + while (*ver_check && *ver_rom == *ver_check) { // While there are check version characters to match and bootloader's version matches check's version + ver_check++; // Move check version pointer to next character + ver_rom++; // Move ROM version pointer to next character + } + + if (!*ver_check) { // If check version pointer is NULL, all characters have matched + *MAGIC_ADDR = BOOTLOADER_MAGIC; // Set magic number into RAM + NVIC_SystemReset(); // Perform system reset + while (1) { + } // Won't get here + } +#endif + + WDT->CTRLA.bit.ENABLE = 0; + while (WDT->SYNCBUSY.bit.ENABLE) { + } + while (WDT->CTRLA.bit.ENABLE) { + } + WDT->CONFIG.bit.WINDOW = 0; + WDT->CONFIG.bit.PER = 0; + WDT->EWCTRL.bit.EWOFFSET = 0; + WDT->CTRLA.bit.ENABLE = 1; + while (WDT->SYNCBUSY.bit.ENABLE) { + } + while (!WDT->CTRLA.bit.ENABLE) { + } + while (1) { + } // Wait on timeout +} diff --git a/platforms/arm_atsam/eeprom.c b/platforms/arm_atsam/eeprom.c new file mode 100644 index 0000000000..ff1a692623 --- /dev/null +++ b/platforms/arm_atsam/eeprom.c @@ -0,0 +1,184 @@ +/* Copyright 2017 Fred Sundvik + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#include "eeprom.h" +#include "debug.h" +#include "samd51j18a.h" +#include "core_cm4.h" +#include "component/nvmctrl.h" + +#ifndef EEPROM_SIZE +# include "eeconfig.h" +# define EEPROM_SIZE (((EECONFIG_SIZE + 3) / 4) * 4) // based off eeconfig's current usage, aligned to 4-byte sizes, to deal with LTO +#endif + +#ifndef MAX +# define MAX(X, Y) ((X) > (Y) ? (X) : (Y)) +#endif + +#ifndef BUSY_RETRIES +# define BUSY_RETRIES 10000 +#endif + +// #define DEBUG_EEPROM_OUTPUT + +/* + * Debug print utils + */ +#if defined(DEBUG_EEPROM_OUTPUT) +# define eeprom_printf(fmt, ...) xprintf(fmt, ##__VA_ARGS__); +#else /* NO_DEBUG */ +# define eeprom_printf(fmt, ...) +#endif /* NO_DEBUG */ + +__attribute__((aligned(4))) static uint8_t buffer[EEPROM_SIZE] = {0}; +volatile uint8_t * SmartEEPROM8 = (uint8_t *)SEEPROM_ADDR; + +static inline bool eeprom_is_busy(void) { + int timeout = BUSY_RETRIES; + while (NVMCTRL->SEESTAT.bit.BUSY && timeout-- > 0) + ; + + return NVMCTRL->SEESTAT.bit.BUSY; +} + +static uint32_t get_virtual_eeprom_size(void) { + // clang-format off + static const uint32_t VIRTUAL_EEPROM_MAP[11][8] = { + /* 4 8 16 32 64 128 256 512 */ + /* 0*/ { 0, 0, 0, 0, 0, 0, 0, 0 }, + /* 1*/ { 512, 1024, 2048, 4096, 4096, 4096, 4096, 4096 }, + /* 2*/ { 512, 1024, 2048, 4096, 8192, 8192, 8192, 8192 }, + /* 3*/ { 512, 1024, 2048, 4096, 8192, 16384, 16384, 16384 }, + /* 4*/ { 512, 1024, 2048, 4096, 8192, 16384, 16384, 16384 }, + /* 5*/ { 512, 1024, 2048, 4096, 8192, 16384, 32768, 32768 }, + /* 6*/ { 512, 1024, 2048, 4096, 8192, 16384, 32768, 32768 }, + /* 7*/ { 512, 1024, 2048, 4096, 8192, 16384, 32768, 32768 }, + /* 8*/ { 512, 1024, 2048, 4096, 8192, 16384, 32768, 32768 }, + /* 9*/ { 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536 }, + /*10*/ { 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536 }, + }; + // clang-format on + + static uint32_t virtual_eeprom_size = UINT32_MAX; + if (virtual_eeprom_size == UINT32_MAX) { + virtual_eeprom_size = VIRTUAL_EEPROM_MAP[NVMCTRL->SEESTAT.bit.PSZ][NVMCTRL->SEESTAT.bit.SBLK]; + } + // eeprom_printf("get_virtual_eeprom_size:: %d:%d:%d\n", NVMCTRL->SEESTAT.bit.PSZ, NVMCTRL->SEESTAT.bit.SBLK, virtual_eeprom_size); + return virtual_eeprom_size; +} + +uint8_t eeprom_read_byte(const uint8_t *addr) { + uintptr_t offset = (uintptr_t)addr; + if (offset >= MAX(EEPROM_SIZE, get_virtual_eeprom_size())) { + eeprom_printf("eeprom_read_byte:: out of bounds\n"); + return 0x0; + } + + if (get_virtual_eeprom_size() == 0) { + return buffer[offset]; + } + + if (eeprom_is_busy()) { + eeprom_printf("eeprom_write_byte:: timeout\n"); + return 0x0; + } + + return SmartEEPROM8[offset]; +} + +void eeprom_write_byte(uint8_t *addr, uint8_t value) { + uintptr_t offset = (uintptr_t)addr; + if (offset >= MAX(EEPROM_SIZE, get_virtual_eeprom_size())) { + eeprom_printf("eeprom_write_byte:: out of bounds\n"); + return; + } + + if (get_virtual_eeprom_size() == 0) { + buffer[offset] = value; + return; + } + + if (eeprom_is_busy()) { + eeprom_printf("eeprom_write_byte:: timeout\n"); + return; + } + + SmartEEPROM8[offset] = value; +} + +uint16_t eeprom_read_word(const uint16_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8); +} + +uint32_t eeprom_read_dword(const uint32_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24); +} + +void eeprom_read_block(void *buf, const void *addr, size_t len) { + const uint8_t *p = (const uint8_t *)addr; + uint8_t * dest = (uint8_t *)buf; + while (len--) { + *dest++ = eeprom_read_byte(p++); + } +} + +void eeprom_write_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_write_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_write_block(const void *buf, void *addr, size_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} + +void eeprom_update_byte(uint8_t *addr, uint8_t value) { eeprom_write_byte(addr, value); } + +void eeprom_update_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_update_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_update_block(const void *buf, void *addr, size_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} diff --git a/platforms/arm_atsam/flash.mk b/platforms/arm_atsam/flash.mk index f31d4b4d95..8152610ceb 100644 --- a/platforms/arm_atsam/flash.mk +++ b/platforms/arm_atsam/flash.mk @@ -3,9 +3,20 @@ # Architecture or project specific options # +MDLOADER_CLI ?= mdloader + +define EXEC_MDLOADER + $(MDLOADER_CLI) --first --download $(BUILD_DIR)/$(TARGET).bin --restart +endef + +mdloader: bin + $(call EXEC_MDLOADER) + flash: bin ifneq ($(strip $(PROGRAM_CMD)),) $(UNSYNC_OUTPUT_CMD) && $(PROGRAM_CMD) +else ifeq ($(strip $(ARM_ATSAM)),SAMD51J18A) + $(UNSYNC_OUTPUT_CMD) && $(call EXEC_MDLOADER) else $(PRINT_OK); $(SILENT) || printf "$(MSG_FLASH_ARCH)" endif diff --git a/platforms/arm_atsam/gpio.h b/platforms/arm_atsam/gpio.h new file mode 100644 index 0000000000..915ed0ef4f --- /dev/null +++ b/platforms/arm_atsam/gpio.h @@ -0,0 +1,77 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include "stdint.h" +#include "samd51j18a.h" + +#include "pin_defs.h" + +typedef uint8_t pin_t; + +#define SAMD_PORT(pin) ((pin & 0x20) >> 5) +#define SAMD_PIN(pin) (pin & 0x1f) +#define SAMD_PIN_MASK(pin) (1 << (pin & 0x1f)) + +#define setPinInput(pin) \ + do { \ + PORT->Group[SAMD_PORT(pin)].PINCFG[SAMD_PIN(pin)].bit.INEN = 1; \ + PORT->Group[SAMD_PORT(pin)].DIRCLR.reg = SAMD_PIN_MASK(pin); \ + } while (0) + +#define setPinInputHigh(pin) \ + do { \ + PORT->Group[SAMD_PORT(pin)].DIRCLR.reg = SAMD_PIN_MASK(pin); \ + PORT->Group[SAMD_PORT(pin)].OUTSET.reg = SAMD_PIN_MASK(pin); \ + PORT->Group[SAMD_PORT(pin)].PINCFG[SAMD_PIN(pin)].bit.INEN = 1; \ + PORT->Group[SAMD_PORT(pin)].PINCFG[SAMD_PIN(pin)].bit.PULLEN = 1; \ + } while (0) + +#define setPinInputLow(pin) \ + do { \ + PORT->Group[SAMD_PORT(pin)].DIRCLR.reg = SAMD_PIN_MASK(pin); \ + PORT->Group[SAMD_PORT(pin)].OUTCLR.reg = SAMD_PIN_MASK(pin); \ + PORT->Group[SAMD_PORT(pin)].PINCFG[SAMD_PIN(pin)].bit.INEN = 1; \ + PORT->Group[SAMD_PORT(pin)].PINCFG[SAMD_PIN(pin)].bit.PULLEN = 1; \ + } while (0) + +#define setPinOutput(pin) \ + do { \ + PORT->Group[SAMD_PORT(pin)].DIRSET.reg = SAMD_PIN_MASK(pin); \ + PORT->Group[SAMD_PORT(pin)].OUTCLR.reg = SAMD_PIN_MASK(pin); \ + } while (0) + +#define writePinHigh(pin) \ + do { \ + PORT->Group[SAMD_PORT(pin)].OUTSET.reg = SAMD_PIN_MASK(pin); \ + } while (0) + +#define writePinLow(pin) \ + do { \ + PORT->Group[SAMD_PORT(pin)].OUTCLR.reg = SAMD_PIN_MASK(pin); \ + } while (0) + +#define writePin(pin, level) \ + do { \ + if (level) \ + PORT->Group[SAMD_PORT(pin)].OUTSET.reg = SAMD_PIN_MASK(pin); \ + else \ + PORT->Group[SAMD_PORT(pin)].OUTCLR.reg = SAMD_PIN_MASK(pin); \ + } while (0) + +#define readPin(pin) ((PORT->Group[SAMD_PORT(pin)].IN.reg & SAMD_PIN_MASK(pin)) != 0) + +#define togglePin(pin) (PORT->Group[SAMD_PORT(pin)].OUTTGL.reg = SAMD_PIN_MASK(pin)) diff --git a/platforms/arm_atsam/pin_defs.h b/platforms/arm_atsam/pin_defs.h new file mode 100644 index 0000000000..5b50b23910 --- /dev/null +++ b/platforms/arm_atsam/pin_defs.h @@ -0,0 +1,84 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include "samd51j18a.h" + +#define A00 PIN_PA00 +#define A01 PIN_PA01 +#define A02 PIN_PA02 +#define A03 PIN_PA03 +#define A04 PIN_PA04 +#define A05 PIN_PA05 +#define A06 PIN_PA06 +#define A07 PIN_PA07 +#define A08 PIN_PA08 +#define A09 PIN_PA09 +#define A10 PIN_PA10 +#define A11 PIN_PA11 +#define A12 PIN_PA12 +#define A13 PIN_PA13 +#define A14 PIN_PA14 +#define A15 PIN_PA15 +#define A16 PIN_PA16 +#define A17 PIN_PA17 +#define A18 PIN_PA18 +#define A19 PIN_PA19 +#define A20 PIN_PA20 +#define A21 PIN_PA21 +#define A22 PIN_PA22 +#define A23 PIN_PA23 +#define A24 PIN_PA24 +#define A25 PIN_PA25 +#define A26 PIN_PA26 +#define A27 PIN_PA27 +#define A28 PIN_PA28 +#define A29 PIN_PA29 +#define A30 PIN_PA30 +#define A31 PIN_PA31 + +#define B00 PIN_PB00 +#define B01 PIN_PB01 +#define B02 PIN_PB02 +#define B03 PIN_PB03 +#define B04 PIN_PB04 +#define B05 PIN_PB05 +#define B06 PIN_PB06 +#define B07 PIN_PB07 +#define B08 PIN_PB08 +#define B09 PIN_PB09 +#define B10 PIN_PB10 +#define B11 PIN_PB11 +#define B12 PIN_PB12 +#define B13 PIN_PB13 +#define B14 PIN_PB14 +#define B15 PIN_PB15 +#define B16 PIN_PB16 +#define B17 PIN_PB17 +#define B18 PIN_PB18 +#define B19 PIN_PB19 +#define B20 PIN_PB20 +#define B21 PIN_PB21 +#define B22 PIN_PB22 +#define B23 PIN_PB23 +#define B24 PIN_PB24 +#define B25 PIN_PB25 +#define B26 PIN_PB26 +#define B27 PIN_PB27 +#define B28 PIN_PB28 +#define B29 PIN_PB29 +#define B30 PIN_PB30 +#define B31 PIN_PB31 diff --git a/platforms/arm_atsam/platform.c b/platforms/arm_atsam/platform.c new file mode 100644 index 0000000000..3e35b4fe4c --- /dev/null +++ b/platforms/arm_atsam/platform.c @@ -0,0 +1,21 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "platform_deps.h" + +void platform_setup(void) { + // do nothing +} diff --git a/platforms/arm_atsam/platform.mk b/platforms/arm_atsam/platform.mk new file mode 100644 index 0000000000..b49bf764d7 --- /dev/null +++ b/platforms/arm_atsam/platform.mk @@ -0,0 +1,67 @@ +# Hey Emacs, this is a -*- makefile -*- +############################################################################## +# Compiler settings +# +CC = $(CC_PREFIX) arm-none-eabi-gcc +OBJCOPY = arm-none-eabi-objcopy +OBJDUMP = arm-none-eabi-objdump +SIZE = arm-none-eabi-size +AR = arm-none-eabi-ar +NM = arm-none-eabi-nm +HEX = $(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock -R .signature +EEP = $(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 --no-change-warnings -O $(FORMAT) +BIN = + +COMMON_VPATH += $(LIB_PATH)/arm_atsam/packs/atmel/SAMD51_DFP/1.0.70/include +COMMON_VPATH += $(LIB_PATH)/arm_atsam/packs/arm/cmsis/5.0.1/CMSIS/Include + +COMPILEFLAGS += -funsigned-char +COMPILEFLAGS += -funsigned-bitfields +COMPILEFLAGS += -ffunction-sections +COMPILEFLAGS += -fshort-enums +COMPILEFLAGS += -fno-inline-small-functions +COMPILEFLAGS += -fno-strict-aliasing +COMPILEFLAGS += -mfloat-abi=hard +COMPILEFLAGS += -mfpu=fpv4-sp-d16 +COMPILEFLAGS += -mthumb + +#ALLOW_WARNINGS = yes + +CFLAGS += $(COMPILEFLAGS) + +CXXFLAGS += $(COMPILEFLAGS) +CXXFLAGS += -fno-exceptions -std=c++11 + +LDFLAGS +=-Wl,--gc-sections +LDFLAGS += -Wl,-Map="%OUT%%PROJ_NAME%.map" +LDFLAGS += -Wl,--start-group +LDFLAGS += -Wl,--end-group +LDFLAGS += --specs=rdimon.specs +LDFLAGS += -T$(LIB_PATH)/arm_atsam/packs/atmel/SAMD51_DFP/1.0.70/gcc/gcc/samd51j18a_flash.ld + +OPT_DEFS += -DPROTOCOL_ARM_ATSAM + +MCUFLAGS = -mcpu=$(MCU) +MCUFLAGS += -D__$(ARM_ATSAM)__ + +# List any extra directories to look for libraries here. +# Each directory must be seperated by a space. +# Use forward slashes for directory separators. +# For a directory that has spaces, enclose it in quotes. +EXTRALIBDIRS = + +cpfirmware: warn-arm_atsam +.INTERMEDIATE: warn-arm_atsam +warn-arm_atsam: $(FIRMWARE_FORMAT) + $(info @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@) + $(info This MCU support package has a lack of support from the upstream provider (Massdrop).) + $(info There are currently questions about valid licensing, and at this stage it's likely) + $(info their boards and supporting code will be removed from QMK in the near future. Please) + $(info contact Massdrop for support, and encourage them to align their future board design) + $(info choices to gain proper license compatibility with QMK.) + $(info @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@) + +# Convert hex to bin. +bin: $(BUILD_DIR)/$(TARGET).hex + $(OBJCOPY) -Iihex -Obinary $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin + $(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin; diff --git a/platforms/arm_atsam/platform_deps.h b/platforms/arm_atsam/platform_deps.h new file mode 100644 index 0000000000..f296d1d535 --- /dev/null +++ b/platforms/arm_atsam/platform_deps.h @@ -0,0 +1,18 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// here just to please the build diff --git a/platforms/arm_atsam/suspend.c b/platforms/arm_atsam/suspend.c new file mode 100644 index 0000000000..e51426128d --- /dev/null +++ b/platforms/arm_atsam/suspend.c @@ -0,0 +1,77 @@ +#include "matrix.h" +#include "i2c_master.h" +#include "md_rgb_matrix.h" +#include "suspend.h" + +/** \brief Suspend idle + * + * FIXME: needs doc + */ +void suspend_idle(uint8_t time) { /* Note: Not used anywhere currently */ +} + +/** \brief Run user level Power down + * + * FIXME: needs doc + */ +__attribute__((weak)) void suspend_power_down_user(void) {} + +/** \brief Run keyboard level Power down + * + * FIXME: needs doc + */ +__attribute__((weak)) void suspend_power_down_kb(void) { suspend_power_down_user(); } + +/** \brief Suspend power down + * + * FIXME: needs doc + */ +void suspend_power_down(void) { +#ifdef RGB_MATRIX_ENABLE + I2C3733_Control_Set(0); // Disable LED driver +#endif + + suspend_power_down_kb(); +} + +__attribute__((weak)) void matrix_power_up(void) {} +__attribute__((weak)) void matrix_power_down(void) {} +bool suspend_wakeup_condition(void) { + matrix_power_up(); + matrix_scan(); + matrix_power_down(); + for (uint8_t r = 0; r < MATRIX_ROWS; r++) { + if (matrix_get_row(r)) return true; + } + return false; +} + +/** \brief run user level code immediately after wakeup + * + * FIXME: needs doc + */ +__attribute__((weak)) void suspend_wakeup_init_user(void) {} + +/** \brief run keyboard level code immediately after wakeup + * + * FIXME: needs doc + */ +__attribute__((weak)) void suspend_wakeup_init_kb(void) { suspend_wakeup_init_user(); } + +/** \brief run immediately after wakeup + * + * FIXME: needs doc + */ +void suspend_wakeup_init(void) { +#ifdef RGB_MATRIX_ENABLE +# ifdef USE_MASSDROP_CONFIGURATOR + if (led_enabled) { + I2C3733_Control_Set(1); + } +# else + I2C3733_Control_Set(1); +# endif +#endif + + suspend_wakeup_init_kb(); +} diff --git a/platforms/arm_atsam/timer.c b/platforms/arm_atsam/timer.c new file mode 100644 index 0000000000..b835dd5e75 --- /dev/null +++ b/platforms/arm_atsam/timer.c @@ -0,0 +1,19 @@ +#include "samd51j18a.h" +#include "timer.h" +#include "tmk_core/protocol/arm_atsam/clks.h" + +void set_time(uint64_t tset) { ms_clk = tset; } + +void timer_init(void) { timer_clear(); } + +uint16_t timer_read(void) { return (uint16_t)ms_clk; } + +uint32_t timer_read32(void) { return (uint32_t)ms_clk; } + +uint64_t timer_read64(void) { return ms_clk; } + +uint16_t timer_elapsed(uint16_t tlast) { return TIMER_DIFF_16(timer_read(), tlast); } + +uint32_t timer_elapsed32(uint32_t tlast) { return TIMER_DIFF_32(timer_read32(), tlast); } + +void timer_clear(void) { set_time(0); } diff --git a/platforms/atomic_util.h b/platforms/atomic_util.h new file mode 100644 index 0000000000..2c95302a13 --- /dev/null +++ b/platforms/atomic_util.h @@ -0,0 +1,32 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// Macro to help make GPIO and other controls atomic. + +#ifndef IGNORE_ATOMIC_BLOCK +# if __has_include_next("atomic_util.h") +# include_next "atomic_util.h" /* Include the platforms atomic.h */ +# else +# define ATOMIC_BLOCK _Static_assert(0, "ATOMIC_BLOCK not implemented") +# define ATOMIC_BLOCK_RESTORESTATE _Static_assert(0, "ATOMIC_BLOCK_RESTORESTATE not implemented") +# define ATOMIC_BLOCK_FORCEON _Static_assert(0, "ATOMIC_BLOCK_FORCEON not implemented") +# endif +#else /* do nothing atomic macro */ +# define ATOMIC_BLOCK for (uint8_t __ToDo = 1; __ToDo; __ToDo = 0) +# define ATOMIC_BLOCK_RESTORESTATE ATOMIC_BLOCK +# define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK +#endif diff --git a/platforms/avr/_print.h b/platforms/avr/_print.h new file mode 100644 index 0000000000..5c1fdd26d8 --- /dev/null +++ b/platforms/avr/_print.h @@ -0,0 +1,33 @@ +/* Copyright 2012 Jun Wako <wakojun@gmail.com> */ +/* Very basic print functions, intended to be used with usb_debug_only.c + * http://www.pjrc.com/teensy/ + * Copyright (c) 2008 PJRC.COM, LLC + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#pragma once + +#include "avr/xprintf.h" + +// Create user & normal print defines +#define print(s) xputs(PSTR(s)) +#define println(s) xputs(PSTR(s "\r\n")) +#define uprint(s) xputs(PSTR(s)) +#define uprintln(s) xputs(PSTR(s "\r\n")) +#define uprintf(fmt, ...) __xprintf(PSTR(fmt), ##__VA_ARGS__)
\ No newline at end of file diff --git a/platforms/avr/_timer.h b/platforms/avr/_timer.h new file mode 100644 index 0000000000..b81e0f68b7 --- /dev/null +++ b/platforms/avr/_timer.h @@ -0,0 +1,19 @@ +/* Copyright 2021 Simon Arlott + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// The platform is 8-bit, so prefer 16-bit timers to reduce code size +#define FAST_TIMER_T_SIZE 16 diff --git a/platforms/avr/_wait.h b/platforms/avr/_wait.h new file mode 100644 index 0000000000..683db6ae57 --- /dev/null +++ b/platforms/avr/_wait.h @@ -0,0 +1,49 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <util/delay.h> + +#define wait_ms(ms) \ + do { \ + if (__builtin_constant_p(ms)) { \ + _delay_ms(ms); \ + } else { \ + for (uint16_t i = ms; i > 0; i--) { \ + _delay_ms(1); \ + } \ + } \ + } while (0) +#define wait_us(us) \ + do { \ + if (__builtin_constant_p(us)) { \ + _delay_us(us); \ + } else { \ + for (uint16_t i = us; i > 0; i--) { \ + _delay_us(1); \ + } \ + } \ + } while (0) +#define wait_cpuclock(n) __builtin_avr_delay_cycles(n) +#define CPU_CLOCK F_CPU + +/* The AVR series GPIOs have a one clock read delay for changes in the digital input signal. + * But here's more margin to make it two clocks. */ +#ifndef GPIO_INPUT_PIN_DELAY +# define GPIO_INPUT_PIN_DELAY 2 +#endif + +#define waitInputPinDelay() wait_cpuclock(GPIO_INPUT_PIN_DELAY) diff --git a/platforms/avr/atomic_util.h b/platforms/avr/atomic_util.h new file mode 100644 index 0000000000..7c5d2e7dcc --- /dev/null +++ b/platforms/avr/atomic_util.h @@ -0,0 +1,22 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +/* atomic macro for AVR */ +#include <util/atomic.h> + +#define ATOMIC_BLOCK_RESTORESTATE ATOMIC_BLOCK(ATOMIC_RESTORESTATE) +#define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK(ATOMIC_FORCEON) diff --git a/platforms/avr/bootloader.c b/platforms/avr/bootloader.c new file mode 100644 index 0000000000..c0272903b8 --- /dev/null +++ b/platforms/avr/bootloader.c @@ -0,0 +1,293 @@ +#include <stdint.h> +#include <stdbool.h> +#include <avr/io.h> +#include <avr/eeprom.h> +#include <avr/interrupt.h> +#include <avr/wdt.h> +#include <util/delay.h> +#include "bootloader.h" +#include <avr/boot.h> + +#ifdef PROTOCOL_LUFA +# include <LUFA/Drivers/USB/USB.h> +#endif + +/** \brief Bootloader Size in *bytes* + * + * AVR Boot section size are defined by setting BOOTSZ fuse in fact. Consult with your MCU datasheet. + * Note that 'Word'(2 bytes) size and address are used in datasheet while TMK uses 'Byte'. + * + * Size of Bootloaders in bytes: + * Atmel DFU loader(ATmega32U4) 4096 + * Atmel DFU loader(AT90USB128) 8192 + * LUFA bootloader(ATmega32U4) 4096 + * Arduino Caterina(ATmega32U4) 4096 + * USBaspLoader(ATmega***) 2048 + * Teensy halfKay(ATmega32U4) 512 + * Teensy++ halfKay(AT90USB128) 1024 + * + * AVR Boot section is located at the end of Flash memory like the followings. + * + * byte Atmel/LUFA(ATMega32u4) byte Atmel(AT90SUB128) + * 0x0000 +---------------+ 0x00000 +---------------+ + * | | | | + * | | | | + * | Application | | Application | + * | | | | + * = = = = + * | | 32KB-4KB | | 128KB-8KB + * 0x7000 +---------------+ 0x1E000 +---------------+ + * | Bootloader | 4KB | Bootloader | 8KB + * 0x7FFF +---------------+ 0x1FFFF +---------------+ + * + * + * byte Teensy(ATMega32u4) byte Teensy++(AT90SUB128) + * 0x0000 +---------------+ 0x00000 +---------------+ + * | | | | + * | | | | + * | Application | | Application | + * | | | | + * = = = = + * | | 32KB-512B | | 128KB-1KB + * 0x7E00 +---------------+ 0x1FC00 +---------------+ + * | Bootloader | 512B | Bootloader | 1KB + * 0x7FFF +---------------+ 0x1FFFF +---------------+ + */ +#define FLASH_SIZE (FLASHEND + 1L) + +#if !defined(BOOTLOADER_SIZE) +uint16_t bootloader_start; +#endif + +// compatibility between ATMega8 and ATMega88 +#if !defined(MCUCSR) +# if defined(MCUSR) +# define MCUCSR MCUSR +# endif +#endif + +/** \brief Entering the Bootloader via Software + * + * http://www.fourwalledcubicle.com/files/LUFA/Doc/120730/html/_page__software_bootloader_start.html + */ +#define BOOTLOADER_RESET_KEY 0xB007B007 +uint32_t reset_key __attribute__((section(".noinit,\"aw\",@nobits;"))); + +/** \brief initialize MCU status by watchdog reset + * + * FIXME: needs doc + */ +__attribute__((weak)) void bootloader_jump(void) { +#if !defined(BOOTLOADER_SIZE) + uint8_t high_fuse = boot_lock_fuse_bits_get(GET_HIGH_FUSE_BITS); + + if (high_fuse & ~(FUSE_BOOTSZ0 & FUSE_BOOTSZ1)) { + bootloader_start = (FLASH_SIZE - 512) >> 1; + } else if (high_fuse & ~(FUSE_BOOTSZ1)) { + bootloader_start = (FLASH_SIZE - 1024) >> 1; + } else if (high_fuse & ~(FUSE_BOOTSZ0)) { + bootloader_start = (FLASH_SIZE - 2048) >> 1; + } else { + bootloader_start = (FLASH_SIZE - 4096) >> 1; + } +#endif + + // Something like this might work, but it compiled larger than the block above + // bootloader_start = FLASH_SIZE - (256 << (~high_fuse & 0b110 >> 1)); + +#if defined(BOOTLOADER_HALFKAY) + // http://www.pjrc.com/teensy/jump_to_bootloader.html + cli(); + // disable watchdog, if enabled (it's not) + // disable all peripherals + // a shutdown call might make sense here + UDCON = 1; + USBCON = (1 << FRZCLK); // disable USB + UCSR1B = 0; + _delay_ms(5); +# if defined(__AVR_AT90USB162__) // Teensy 1.0 + EIMSK = 0; + PCICR = 0; + SPCR = 0; + ACSR = 0; + EECR = 0; + TIMSK0 = 0; + TIMSK1 = 0; + UCSR1B = 0; + DDRB = 0; + DDRC = 0; + DDRD = 0; + PORTB = 0; + PORTC = 0; + PORTD = 0; + asm volatile("jmp 0x3E00"); +# elif defined(__AVR_ATmega32U4__) // Teensy 2.0 + EIMSK = 0; + PCICR = 0; + SPCR = 0; + ACSR = 0; + EECR = 0; + ADCSRA = 0; + TIMSK0 = 0; + TIMSK1 = 0; + TIMSK3 = 0; + TIMSK4 = 0; + UCSR1B = 0; + TWCR = 0; + DDRB = 0; + DDRC = 0; + DDRD = 0; + DDRE = 0; + DDRF = 0; + TWCR = 0; + PORTB = 0; + PORTC = 0; + PORTD = 0; + PORTE = 0; + PORTF = 0; + asm volatile("jmp 0x7E00"); +# elif defined(__AVR_AT90USB646__) // Teensy++ 1.0 + EIMSK = 0; + PCICR = 0; + SPCR = 0; + ACSR = 0; + EECR = 0; + ADCSRA = 0; + TIMSK0 = 0; + TIMSK1 = 0; + TIMSK2 = 0; + TIMSK3 = 0; + UCSR1B = 0; + TWCR = 0; + DDRA = 0; + DDRB = 0; + DDRC = 0; + DDRD = 0; + DDRE = 0; + DDRF = 0; + PORTA = 0; + PORTB = 0; + PORTC = 0; + PORTD = 0; + PORTE = 0; + PORTF = 0; + asm volatile("jmp 0xFC00"); +# elif defined(__AVR_AT90USB1286__) // Teensy++ 2.0 + EIMSK = 0; + PCICR = 0; + SPCR = 0; + ACSR = 0; + EECR = 0; + ADCSRA = 0; + TIMSK0 = 0; + TIMSK1 = 0; + TIMSK2 = 0; + TIMSK3 = 0; + UCSR1B = 0; + TWCR = 0; + DDRA = 0; + DDRB = 0; + DDRC = 0; + DDRD = 0; + DDRE = 0; + DDRF = 0; + PORTA = 0; + PORTB = 0; + PORTC = 0; + PORTD = 0; + PORTE = 0; + PORTF = 0; + asm volatile("jmp 0x1FC00"); +# endif + +#elif defined(BOOTLOADER_CATERINA) + // this block may be optional + // TODO: figure it out + + uint16_t *const bootKeyPtr = (uint16_t *)0x0800; + + // Value used by Caterina bootloader use to determine whether to run the + // sketch or the bootloader programmer. + uint16_t bootKey = 0x7777; + + *bootKeyPtr = bootKey; + + // setup watchdog timeout + wdt_enable(WDTO_60MS); + + while (1) { + } // wait for watchdog timer to trigger + +#elif defined(BOOTLOADER_USBASP) + // Taken with permission of Stephan Baerwolf from https://github.com/tinyusbboard/API/blob/master/apipage.c + wdt_enable(WDTO_15MS); + wdt_reset(); + asm volatile("cli \n\t" + "ldi r29 , %[ramendhi] \n\t" + "ldi r28 , %[ramendlo] \n\t" +# if (FLASHEND > 131071) + "ldi r18 , %[bootaddrhi] \n\t" + "st Y+, r18 \n\t" +# endif + "ldi r18 , %[bootaddrme] \n\t" + "st Y+, r18 \n\t" + "ldi r18 , %[bootaddrlo] \n\t" + "st Y+, r18 \n\t" + "out %[mcucsrio], __zero_reg__ \n\t" + "bootloader_startup_loop%=: \n\t" + "rjmp bootloader_startup_loop%= \n\t" + : + : [mcucsrio] "I"(_SFR_IO_ADDR(MCUCSR)), +# if (FLASHEND > 131071) + [ramendhi] "M"(((RAMEND - 2) >> 8) & 0xff), [ramendlo] "M"(((RAMEND - 2) >> 0) & 0xff), [bootaddrhi] "M"((((FLASH_SIZE - BOOTLOADER_SIZE) >> 1) >> 16) & 0xff), +# else + [ramendhi] "M"(((RAMEND - 1) >> 8) & 0xff), [ramendlo] "M"(((RAMEND - 1) >> 0) & 0xff), +# endif + [bootaddrme] "M"((((FLASH_SIZE - BOOTLOADER_SIZE) >> 1) >> 8) & 0xff), [bootaddrlo] "M"((((FLASH_SIZE - BOOTLOADER_SIZE) >> 1) >> 0) & 0xff)); + +#else // Assume remaining boards are DFU, even if the flag isn't set + +# if !(defined(__AVR_ATmega32A__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) || defined(__AVR_ATtiny85__)) // no USB - maybe BOOTLOADER_BOOTLOADHID instead though? + UDCON = 1; + USBCON = (1 << FRZCLK); // disable USB + UCSR1B = 0; + _delay_ms(5); // 5 seems to work fine +# endif + +# ifdef BOOTLOADER_BOOTLOADHID + // force bootloadHID to stay in bootloader mode, so that it waits + // for a new firmware to be flashed + eeprom_write_byte((uint8_t *)1, 0x00); +# endif + + // watchdog reset + reset_key = BOOTLOADER_RESET_KEY; + wdt_enable(WDTO_250MS); + for (;;) + ; +#endif +} + +/* this runs before main() */ +void bootloader_jump_after_watchdog_reset(void) __attribute__((used, naked, section(".init3"))); +void bootloader_jump_after_watchdog_reset(void) { +#ifndef BOOTLOADER_HALFKAY + if ((MCUCSR & (1 << WDRF)) && reset_key == BOOTLOADER_RESET_KEY) { + reset_key = 0; + + // My custom USBasploader requires this to come up. + MCUCSR = 0; + + // Seems like Teensy halfkay loader requires clearing WDRF and disabling watchdog. + MCUCSR &= ~(1 << WDRF); + wdt_disable(); + +// This is compled into 'icall', address should be in word unit, not byte. +# ifdef BOOTLOADER_SIZE + ((void (*)(void))((FLASH_SIZE - BOOTLOADER_SIZE) >> 1))(); +# else + asm("ijmp" ::"z"(bootloader_start)); +# endif + } +#endif +} diff --git a/platforms/avr/bootloader_size.c b/platforms/avr/bootloader_size.c new file mode 100644 index 0000000000..a029f9321f --- /dev/null +++ b/platforms/avr/bootloader_size.c @@ -0,0 +1,21 @@ +// Copyright 2017 Jack Humbert +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 2 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. + +#include <avr/io.h> +#include <avr/boot.h> + +// clang-format off +// this is not valid C - it's for computing the size available on the chip +AVR_SIZE: FLASHEND + 1 - BOOTLOADER_SIZE diff --git a/platforms/avr/drivers/analog.c b/platforms/avr/drivers/analog.c index 8d299ffdb9..628835ccef 100644 --- a/platforms/avr/drivers/analog.c +++ b/platforms/avr/drivers/analog.c @@ -23,29 +23,6 @@ static uint8_t aref = ADC_REF_POWER; void analogReference(uint8_t mode) { aref = mode & (_BV(REFS1) | _BV(REFS0)); } -// Arduino compatible pin input -int16_t analogRead(uint8_t pin) { -#if defined(__AVR_ATmega32U4__) - // clang-format off - static const uint8_t PROGMEM pin_to_mux[] = { - //A0 A1 A2 A3 A4 A5 - //F7 F6 F5 F4 F1 F0 - 0x07, 0x06, 0x05, 0x04, 0x01, 0x00, - //A6 A7 A8 A9 A10 A11 - //D4 D7 B4 B5 B6 D6 - 0x20, 0x22, 0x23, 0x24, 0x25, 0x21 - }; - // clang-format on - if (pin >= 12) return 0; - return adc_read(pgm_read_byte(pin_to_mux + pin)); -#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) - if (pin >= 8) return 0; - return adc_read(pin); -#else - return 0; -#endif -} - int16_t analogReadPin(pin_t pin) { return adc_read(pinToMux(pin)); } uint8_t pinToMux(pin_t pin) { diff --git a/platforms/avr/drivers/analog.h b/platforms/avr/drivers/analog.h index 058882450d..fa2fb0d89b 100644 --- a/platforms/avr/drivers/analog.h +++ b/platforms/avr/drivers/analog.h @@ -22,8 +22,7 @@ #ifdef __cplusplus extern "C" { #endif -void analogReference(uint8_t mode); -int16_t analogRead(uint8_t pin); +void analogReference(uint8_t mode); int16_t analogReadPin(pin_t pin); uint8_t pinToMux(pin_t pin); diff --git a/platforms/avr/drivers/audio_pwm.h b/platforms/avr/drivers/audio_pwm.h new file mode 100644 index 0000000000..d6eb3571da --- /dev/null +++ b/platforms/avr/drivers/audio_pwm.h @@ -0,0 +1,17 @@ +/* Copyright 2020 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once diff --git a/platforms/avr/drivers/audio_pwm_hardware.c b/platforms/avr/drivers/audio_pwm_hardware.c new file mode 100644 index 0000000000..df03a4558c --- /dev/null +++ b/platforms/avr/drivers/audio_pwm_hardware.c @@ -0,0 +1,332 @@ +/* Copyright 2016 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#if defined(__AVR__) +# include <avr/pgmspace.h> +# include <avr/interrupt.h> +# include <avr/io.h> +#endif + +#include "audio.h" + +extern bool playing_note; +extern bool playing_melody; +extern uint8_t note_timbre; + +#define CPU_PRESCALER 8 + +/* + Audio Driver: PWM + + drive up to two speakers through the AVR PWM hardware-peripheral, using timer1 and/or timer3 on Atmega32U4. + + the primary channel_1 can be connected to either pin PC4 PC5 or PC6 (the later being used by most AVR based keyboards) with a PMW signal generated by timer3 + and an optional secondary channel_2 on either pin PB5, PB6 or PB7, with a PWM signal from timer1 + + alternatively, the PWM pins on PORTB can be used as only/primary speaker +*/ + +#if defined(AUDIO_PIN) && (AUDIO_PIN != C4) && (AUDIO_PIN != C5) && (AUDIO_PIN != C6) && (AUDIO_PIN != B5) && (AUDIO_PIN != B6) && (AUDIO_PIN != B7) && (AUDIO_PIN != D5) +# error "Audio feature enabled, but no suitable pin selected as AUDIO_PIN - see docs/feature_audio under the AVR settings for available options." +#endif + +#if (AUDIO_PIN == C4) || (AUDIO_PIN == C5) || (AUDIO_PIN == C6) +# define AUDIO1_PIN_SET +# define AUDIO1_TIMSKx TIMSK3 +# define AUDIO1_TCCRxA TCCR3A +# define AUDIO1_TCCRxB TCCR3B +# define AUDIO1_ICRx ICR3 +# define AUDIO1_WGMx0 WGM30 +# define AUDIO1_WGMx1 WGM31 +# define AUDIO1_WGMx2 WGM32 +# define AUDIO1_WGMx3 WGM33 +# define AUDIO1_CSx0 CS30 +# define AUDIO1_CSx1 CS31 +# define AUDIO1_CSx2 CS32 + +# if (AUDIO_PIN == C6) +# define AUDIO1_COMxy0 COM3A0 +# define AUDIO1_COMxy1 COM3A1 +# define AUDIO1_OCIExy OCIE3A +# define AUDIO1_OCRxy OCR3A +# define AUDIO1_PIN C6 +# define AUDIO1_TIMERx_COMPy_vect TIMER3_COMPA_vect +# elif (AUDIO_PIN == C5) +# define AUDIO1_COMxy0 COM3B0 +# define AUDIO1_COMxy1 COM3B1 +# define AUDIO1_OCIExy OCIE3B +# define AUDIO1_OCRxy OCR3B +# define AUDIO1_PIN C5 +# define AUDIO1_TIMERx_COMPy_vect TIMER3_COMPB_vect +# elif (AUDIO_PIN == C4) +# define AUDIO1_COMxy0 COM3C0 +# define AUDIO1_COMxy1 COM3C1 +# define AUDIO1_OCIExy OCIE3C +# define AUDIO1_OCRxy OCR3C +# define AUDIO1_PIN C4 +# define AUDIO1_TIMERx_COMPy_vect TIMER3_COMPC_vect +# endif +#endif + +#if defined(AUDIO_PIN) && defined(AUDIO_PIN_ALT) && (AUDIO_PIN == AUDIO_PIN_ALT) +# error "Audio feature: AUDIO_PIN and AUDIO_PIN_ALT on the same pin makes no sense." +#endif + +#if ((AUDIO_PIN == B5) && ((AUDIO_PIN_ALT == B6) || (AUDIO_PIN_ALT == B7))) || ((AUDIO_PIN == B6) && ((AUDIO_PIN_ALT == B5) || (AUDIO_PIN_ALT == B7))) || ((AUDIO_PIN == B7) && ((AUDIO_PIN_ALT == B5) || (AUDIO_PIN_ALT == B6))) +# error "Audio feature: PORTB as AUDIO_PIN and AUDIO_PIN_ALT at the same time is not supported." +#endif + +#if defined(AUDIO_PIN_ALT) && (AUDIO_PIN_ALT != B5) && (AUDIO_PIN_ALT != B6) && (AUDIO_PIN_ALT != B7) +# error "Audio feature: the pin selected as AUDIO_PIN_ALT is not supported." +#endif + +#if (AUDIO_PIN == B5) || (AUDIO_PIN == B6) || (AUDIO_PIN == B7) || (AUDIO_PIN_ALT == B5) || (AUDIO_PIN_ALT == B6) || (AUDIO_PIN_ALT == B7) || (AUDIO_PIN == D5) +# define AUDIO2_PIN_SET +# define AUDIO2_TIMSKx TIMSK1 +# define AUDIO2_TCCRxA TCCR1A +# define AUDIO2_TCCRxB TCCR1B +# define AUDIO2_ICRx ICR1 +# define AUDIO2_WGMx0 WGM10 +# define AUDIO2_WGMx1 WGM11 +# define AUDIO2_WGMx2 WGM12 +# define AUDIO2_WGMx3 WGM13 +# define AUDIO2_CSx0 CS10 +# define AUDIO2_CSx1 CS11 +# define AUDIO2_CSx2 CS12 + +# if (AUDIO_PIN == B5) || (AUDIO_PIN_ALT == B5) +# define AUDIO2_COMxy0 COM1A0 +# define AUDIO2_COMxy1 COM1A1 +# define AUDIO2_OCIExy OCIE1A +# define AUDIO2_OCRxy OCR1A +# define AUDIO2_PIN B5 +# define AUDIO2_TIMERx_COMPy_vect TIMER1_COMPA_vect +# elif (AUDIO_PIN == B6) || (AUDIO_PIN_ALT == B6) +# define AUDIO2_COMxy0 COM1B0 +# define AUDIO2_COMxy1 COM1B1 +# define AUDIO2_OCIExy OCIE1B +# define AUDIO2_OCRxy OCR1B +# define AUDIO2_PIN B6 +# define AUDIO2_TIMERx_COMPy_vect TIMER1_COMPB_vect +# elif (AUDIO_PIN == B7) || (AUDIO_PIN_ALT == B7) +# define AUDIO2_COMxy0 COM1C0 +# define AUDIO2_COMxy1 COM1C1 +# define AUDIO2_OCIExy OCIE1C +# define AUDIO2_OCRxy OCR1C +# define AUDIO2_PIN B7 +# define AUDIO2_TIMERx_COMPy_vect TIMER1_COMPC_vect +# elif (AUDIO_PIN == D5) && defined(__AVR_ATmega32A__) +# pragma message "Audio support for ATmega32A is experimental and can cause crashes." +# undef AUDIO2_TIMSKx +# define AUDIO2_TIMSKx TIMSK +# define AUDIO2_COMxy0 COM1A0 +# define AUDIO2_COMxy1 COM1A1 +# define AUDIO2_OCIExy OCIE1A +# define AUDIO2_OCRxy OCR1A +# define AUDIO2_PIN D5 +# define AUDIO2_TIMERx_COMPy_vect TIMER1_COMPA_vect +# endif +#endif + +// C6 seems to be the assumed default by many existing keyboard - but sill warn the user +#if !defined(AUDIO1_PIN_SET) && !defined(AUDIO2_PIN_SET) +# pragma message "Audio feature enabled, but no suitable pin selected - see docs/feature_audio under the AVR settings for available options. Don't expect to hear anything... :-)" +// TODO: make this an error - go through the breaking-change-process and change all keyboards to the new define +#endif +// ----------------------------------------------------------------------------- + +#ifdef AUDIO1_PIN_SET +static float channel_1_frequency = 0.0f; +void channel_1_set_frequency(float freq) { + if (freq == 0.0f) // a pause/rest is a valid "note" with freq=0 + { + // disable the output, but keep the pwm-ISR going (with the previous + // frequency) so the audio-state keeps getting updated + // Note: setting the duty-cycle 0 is not possible on non-inverting PWM mode - see the AVR data-sheet + AUDIO1_TCCRxA &= ~(_BV(AUDIO1_COMxy1) | _BV(AUDIO1_COMxy0)); + return; + } else { + AUDIO1_TCCRxA |= _BV(AUDIO1_COMxy1); // enable output, PWM mode + } + + channel_1_frequency = freq; + + // set pwm period + AUDIO1_ICRx = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER)); + // and duty cycle + AUDIO1_OCRxy = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre / 100); +} + +void channel_1_start(void) { + // enable timer-counter ISR + AUDIO1_TIMSKx |= _BV(AUDIO1_OCIExy); + // enable timer-counter output + AUDIO1_TCCRxA |= _BV(AUDIO1_COMxy1); +} + +void channel_1_stop(void) { + // disable timer-counter ISR + AUDIO1_TIMSKx &= ~_BV(AUDIO1_OCIExy); + // disable timer-counter output + AUDIO1_TCCRxA &= ~(_BV(AUDIO1_COMxy1) | _BV(AUDIO1_COMxy0)); +} +#endif + +#ifdef AUDIO2_PIN_SET +static float channel_2_frequency = 0.0f; +void channel_2_set_frequency(float freq) { + if (freq == 0.0f) { + AUDIO2_TCCRxA &= ~(_BV(AUDIO2_COMxy1) | _BV(AUDIO2_COMxy0)); + return; + } else { + AUDIO2_TCCRxA |= _BV(AUDIO2_COMxy1); + } + + channel_2_frequency = freq; + + AUDIO2_ICRx = (uint16_t)(((float)F_CPU) / (freq * CPU_PRESCALER)); + AUDIO2_OCRxy = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre / 100); +} + +float channel_2_get_frequency(void) { return channel_2_frequency; } + +void channel_2_start(void) { + AUDIO2_TIMSKx |= _BV(AUDIO2_OCIExy); + AUDIO2_TCCRxA |= _BV(AUDIO2_COMxy1); +} + +void channel_2_stop(void) { + AUDIO2_TIMSKx &= ~_BV(AUDIO2_OCIExy); + AUDIO2_TCCRxA &= ~(_BV(AUDIO2_COMxy1) | _BV(AUDIO2_COMxy0)); +} +#endif + +void audio_driver_initialize() { +#ifdef AUDIO1_PIN_SET + channel_1_stop(); + setPinOutput(AUDIO1_PIN); +#endif + +#ifdef AUDIO2_PIN_SET + channel_2_stop(); + setPinOutput(AUDIO2_PIN); +#endif + + // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers TCCR3A/TCCR3B, TCCR1A/TCCR1B + // Compare Output Mode (COM3An and COM1An) = 0b00 = Normal port operation + // OC3A -- PC6 + // OC3B -- PC5 + // OC3C -- PC4 + // OC1A -- PB5 + // OC1B -- PB6 + // OC1C -- PB7 + + // Waveform Generation Mode (WGM3n) = 0b1110 = Fast PWM Mode 14. Period = ICR3, Duty Cycle OCR3A) + // OCR3A - PC6 + // OCR3B - PC5 + // OCR3C - PC4 + // OCR1A - PB5 + // OCR1B - PB6 + // OCR1C - PB7 + + // Clock Select (CS3n) = 0b010 = Clock / 8 +#ifdef AUDIO1_PIN_SET + // initialize timer-counter + AUDIO1_TCCRxA = (0 << AUDIO1_COMxy1) | (0 << AUDIO1_COMxy0) | (1 << AUDIO1_WGMx1) | (0 << AUDIO1_WGMx0); + AUDIO1_TCCRxB = (1 << AUDIO1_WGMx3) | (1 << AUDIO1_WGMx2) | (0 << AUDIO1_CSx2) | (1 << AUDIO1_CSx1) | (0 << AUDIO1_CSx0); +#endif + +#ifdef AUDIO2_PIN_SET + AUDIO2_TCCRxA = (0 << AUDIO2_COMxy1) | (0 << AUDIO2_COMxy0) | (1 << AUDIO2_WGMx1) | (0 << AUDIO2_WGMx0); + AUDIO2_TCCRxB = (1 << AUDIO2_WGMx3) | (1 << AUDIO2_WGMx2) | (0 << AUDIO2_CSx2) | (1 << AUDIO2_CSx1) | (0 << AUDIO2_CSx0); +#endif +} + +void audio_driver_stop() { +#ifdef AUDIO1_PIN_SET + channel_1_stop(); +#endif + +#ifdef AUDIO2_PIN_SET + channel_2_stop(); +#endif +} + +void audio_driver_start(void) { +#ifdef AUDIO1_PIN_SET + channel_1_start(); + if (playing_note) { + channel_1_set_frequency(audio_get_processed_frequency(0)); + } +#endif + +#if !defined(AUDIO1_PIN_SET) && defined(AUDIO2_PIN_SET) + channel_2_start(); + if (playing_note) { + channel_2_set_frequency(audio_get_processed_frequency(0)); + } +#endif +} + +static volatile uint32_t isr_counter = 0; +#ifdef AUDIO1_PIN_SET +ISR(AUDIO1_TIMERx_COMPy_vect) { + isr_counter++; + if (isr_counter < channel_1_frequency / (CPU_PRESCALER * 8)) return; + + isr_counter = 0; + bool state_changed = audio_update_state(); + + if (!playing_note && !playing_melody) { + channel_1_stop(); +# ifdef AUDIO2_PIN_SET + channel_2_stop(); +# endif + return; + } + + if (state_changed) { + channel_1_set_frequency(audio_get_processed_frequency(0)); +# ifdef AUDIO2_PIN_SET + if (audio_get_number_of_active_tones() > 1) { + channel_2_set_frequency(audio_get_processed_frequency(1)); + } else { + channel_2_stop(); + } +# endif + } +} +#endif + +#if !defined(AUDIO1_PIN_SET) && defined(AUDIO2_PIN_SET) +ISR(AUDIO2_TIMERx_COMPy_vect) { + isr_counter++; + if (isr_counter < channel_2_frequency / (CPU_PRESCALER * 8)) return; + + isr_counter = 0; + bool state_changed = audio_update_state(); + + if (!playing_note && !playing_melody) { + channel_2_stop(); + return; + } + + if (state_changed) { + channel_2_set_frequency(audio_get_processed_frequency(0)); + } +} +#endif diff --git a/platforms/avr/drivers/i2c_master.c b/platforms/avr/drivers/i2c_master.c index 2773e00778..111b55d6b0 100644 --- a/platforms/avr/drivers/i2c_master.c +++ b/platforms/avr/drivers/i2c_master.c @@ -202,6 +202,25 @@ i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, return status; } +i2c_status_t i2c_writeReg16(uint8_t devaddr, uint16_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout) { + i2c_status_t status = i2c_start(devaddr | 0x00, timeout); + if (status >= 0) { + status = i2c_write(regaddr >> 8, timeout); + + if (status >= 0) { + status = i2c_write(regaddr & 0xFF, timeout); + + for (uint16_t i = 0; i < length && status >= 0; i++) { + status = i2c_write(data[i], timeout); + } + } + } + + i2c_stop(); + + return status; +} + i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) { i2c_status_t status = i2c_start(devaddr, timeout); if (status < 0) { @@ -235,6 +254,43 @@ error: return (status < 0) ? status : I2C_STATUS_SUCCESS; } +i2c_status_t i2c_readReg16(uint8_t devaddr, uint16_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) { + i2c_status_t status = i2c_start(devaddr, timeout); + if (status < 0) { + goto error; + } + + status = i2c_write(regaddr >> 8, timeout); + if (status < 0) { + goto error; + } + status = i2c_write(regaddr & 0xFF, timeout); + if (status < 0) { + goto error; + } + + status = i2c_start(devaddr | 0x01, timeout); + + for (uint16_t i = 0; i < (length - 1) && status >= 0; i++) { + status = i2c_read_ack(timeout); + if (status >= 0) { + data[i] = status; + } + } + + if (status >= 0) { + status = i2c_read_nack(timeout); + if (status >= 0) { + data[(length - 1)] = status; + } + } + +error: + i2c_stop(); + + return (status < 0) ? status : I2C_STATUS_SUCCESS; +} + void i2c_stop(void) { // transmit STOP condition TWCR = (1 << TWINT) | (1 << TWEN) | (1 << TWSTO); diff --git a/platforms/avr/drivers/i2c_master.h b/platforms/avr/drivers/i2c_master.h index e5af73364b..2d95846db5 100644 --- a/platforms/avr/drivers/i2c_master.h +++ b/platforms/avr/drivers/i2c_master.h @@ -39,5 +39,7 @@ int16_t i2c_read_nack(uint16_t timeout); i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout); +i2c_status_t i2c_writeReg16(uint8_t devaddr, uint16_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout); +i2c_status_t i2c_readReg16(uint8_t devaddr, uint16_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout); void i2c_stop(void); diff --git a/platforms/avr/drivers/ps2/ps2_io.c b/platforms/avr/drivers/ps2/ps2_io.c new file mode 100644 index 0000000000..7c826fbf1a --- /dev/null +++ b/platforms/avr/drivers/ps2/ps2_io.c @@ -0,0 +1,51 @@ +#include <stdbool.h> +#include "ps2_io.h" +#include "gpio.h" +#include "wait.h" + +/* Check port settings for clock and data line */ +#if !(defined(PS2_CLOCK_PIN)) +# error "PS/2 clock setting is required in config.h" +#endif + +#if !(defined(PS2_DATA_PIN)) +# error "PS/2 data setting is required in config.h" +#endif + +/* + * Clock + */ +void clock_init(void) {} + +void clock_lo(void) { + // Transition from input with pull-up to output low via Hi-Z instead of output high + writePinLow(PS2_CLOCK_PIN); + setPinOutput(PS2_CLOCK_PIN); +} + +void clock_hi(void) { setPinInputHigh(PS2_CLOCK_PIN); } + +bool clock_in(void) { + setPinInputHigh(PS2_CLOCK_PIN); + wait_us(1); + return readPin(PS2_CLOCK_PIN); +} + +/* + * Data + */ +void data_init(void) {} + +void data_lo(void) { + // Transition from input with pull-up to output low via Hi-Z instead of output high + writePinLow(PS2_DATA_PIN); + setPinOutput(PS2_DATA_PIN); +} + +void data_hi(void) { setPinInputHigh(PS2_DATA_PIN); } + +bool data_in(void) { + setPinInputHigh(PS2_DATA_PIN); + wait_us(1); + return readPin(PS2_DATA_PIN); +} diff --git a/platforms/avr/drivers/ps2/ps2_usart.c b/platforms/avr/drivers/ps2/ps2_usart.c new file mode 100644 index 0000000000..151cfcd68f --- /dev/null +++ b/platforms/avr/drivers/ps2/ps2_usart.c @@ -0,0 +1,227 @@ +/* +Copyright 2010,2011,2012,2013 Jun WAKO <wakojun@gmail.com> + +This software is licensed with a Modified BSD License. +All of this is supposed to be Free Software, Open Source, DFSG-free, +GPL-compatible, and OK to use in both free and proprietary applications. +Additions and corrections to this file are welcome. + + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + +* Neither the name of the copyright holders nor the names of + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. +*/ + +/* + * PS/2 protocol USART version + */ + +#include <stdbool.h> +#include <avr/interrupt.h> +#include <util/delay.h> +#include "gpio.h" +#include "ps2.h" +#include "ps2_io.h" +#include "print.h" + +#ifndef PS2_CLOCK_DDR +# define PS2_CLOCK_DDR PORTx_ADDRESS(PS2_CLOCK_PIN) +#endif +#ifndef PS2_CLOCK_BIT +# define PS2_CLOCK_BIT (PS2_CLOCK_PIN & 0xF) +#endif +#ifndef PS2_DATA_DDR +# define PS2_DATA_DDR PORTx_ADDRESS(PS2_DATA_PIN) +#endif +#ifndef PS2_DATA_BIT +# define PS2_DATA_BIT (PS2_DATA_PIN & 0xF) +#endif + +#define WAIT(stat, us, err) \ + do { \ + if (!wait_##stat(us)) { \ + ps2_error = err; \ + goto ERROR; \ + } \ + } while (0) + +uint8_t ps2_error = PS2_ERR_NONE; + +static inline uint8_t pbuf_dequeue(void); +static inline void pbuf_enqueue(uint8_t data); +static inline bool pbuf_has_data(void); +static inline void pbuf_clear(void); + +void ps2_host_init(void) { + idle(); // without this many USART errors occur when cable is disconnected + PS2_USART_INIT(); + PS2_USART_RX_INT_ON(); + // POR(150-2000ms) plus BAT(300-500ms) may take 2.5sec([3]p.20) + //_delay_ms(2500); +} + +uint8_t ps2_host_send(uint8_t data) { + bool parity = true; + ps2_error = PS2_ERR_NONE; + + PS2_USART_OFF(); + + /* terminate a transmission if we have */ + inhibit(); + _delay_us(100); // [4]p.13 + + /* 'Request to Send' and Start bit */ + data_lo(); + clock_hi(); + WAIT(clock_lo, 10000, 10); // 10ms [5]p.50 + + /* Data bit[2-9] */ + for (uint8_t i = 0; i < 8; i++) { + _delay_us(15); + if (data & (1 << i)) { + parity = !parity; + data_hi(); + } else { + data_lo(); + } + WAIT(clock_hi, 50, 2); + WAIT(clock_lo, 50, 3); + } + + /* Parity bit */ + _delay_us(15); + if (parity) { + data_hi(); + } else { + data_lo(); + } + WAIT(clock_hi, 50, 4); + WAIT(clock_lo, 50, 5); + + /* Stop bit */ + _delay_us(15); + data_hi(); + + /* Ack */ + WAIT(data_lo, 50, 6); + WAIT(clock_lo, 50, 7); + + /* wait for idle state */ + WAIT(clock_hi, 50, 8); + WAIT(data_hi, 50, 9); + + idle(); + PS2_USART_INIT(); + PS2_USART_RX_INT_ON(); + return ps2_host_recv_response(); +ERROR: + idle(); + PS2_USART_INIT(); + PS2_USART_RX_INT_ON(); + return 0; +} + +uint8_t ps2_host_recv_response(void) { + // Command may take 25ms/20ms at most([5]p.46, [3]p.21) + uint8_t retry = 25; + while (retry-- && !pbuf_has_data()) { + _delay_ms(1); + } + return pbuf_dequeue(); +} + +uint8_t ps2_host_recv(void) { + if (pbuf_has_data()) { + ps2_error = PS2_ERR_NONE; + return pbuf_dequeue(); + } else { + ps2_error = PS2_ERR_NODATA; + return 0; + } +} + +ISR(PS2_USART_RX_VECT) { + // TODO: request RESEND when error occurs? + uint8_t error = PS2_USART_ERROR; // USART error should be read before data + uint8_t data = PS2_USART_RX_DATA; + if (!error) { + pbuf_enqueue(data); + } else { + xprintf("PS2 USART error: %02X data: %02X\n", error, data); + } +} + +/* send LED state to keyboard */ +void ps2_host_set_led(uint8_t led) { + ps2_host_send(0xED); + ps2_host_send(led); +} + +/*-------------------------------------------------------------------- + * Ring buffer to store scan codes from keyboard + *------------------------------------------------------------------*/ +#define PBUF_SIZE 32 +static uint8_t pbuf[PBUF_SIZE]; +static uint8_t pbuf_head = 0; +static uint8_t pbuf_tail = 0; +static inline void pbuf_enqueue(uint8_t data) { + uint8_t sreg = SREG; + cli(); + uint8_t next = (pbuf_head + 1) % PBUF_SIZE; + if (next != pbuf_tail) { + pbuf[pbuf_head] = data; + pbuf_head = next; + } else { + print("pbuf: full\n"); + } + SREG = sreg; +} +static inline uint8_t pbuf_dequeue(void) { + uint8_t val = 0; + + uint8_t sreg = SREG; + cli(); + if (pbuf_head != pbuf_tail) { + val = pbuf[pbuf_tail]; + pbuf_tail = (pbuf_tail + 1) % PBUF_SIZE; + } + SREG = sreg; + + return val; +} +static inline bool pbuf_has_data(void) { + uint8_t sreg = SREG; + cli(); + bool has_data = (pbuf_head != pbuf_tail); + SREG = sreg; + return has_data; +} +static inline void pbuf_clear(void) { + uint8_t sreg = SREG; + cli(); + pbuf_head = pbuf_tail = 0; + SREG = sreg; +} diff --git a/platforms/avr/drivers/uart.c b/platforms/avr/drivers/uart.c index c6abcb6fe0..01cf6b1fb8 100644 --- a/platforms/avr/drivers/uart.c +++ b/platforms/avr/drivers/uart.c @@ -100,7 +100,7 @@ void uart_init(uint32_t baud) { } // Transmit a byte -void uart_putchar(uint8_t c) { +void uart_write(uint8_t data) { uint8_t i; i = tx_buffer_head + 1; @@ -110,27 +110,39 @@ void uart_putchar(uint8_t c) { while (tx_buffer_tail == i) ; // wait until space in buffer // cli(); - tx_buffer[i] = c; + tx_buffer[i] = data; tx_buffer_head = i; UCSRnB = (1 << RXENn) | (1 << TXENn) | (1 << RXCIEn) | (1 << UDRIEn); // sei(); } // Receive a byte -uint8_t uart_getchar(void) { - uint8_t c, i; +uint8_t uart_read(void) { + uint8_t data, i; while (rx_buffer_head == rx_buffer_tail) ; // wait for character i = rx_buffer_tail + 1; if (i >= RX_BUFFER_SIZE) i = 0; - c = rx_buffer[i]; + data = rx_buffer[i]; rx_buffer_tail = i; - return c; + return data; +} + +void uart_transmit(const uint8_t *data, uint16_t length) { + for (uint16_t i = 0; i < length; i++) { + uart_write(data[i]); + } +} + +void uart_receive(uint8_t *data, uint16_t length) { + for (uint16_t i = 0; i < length; i++) { + data[i] = uart_read(); + } } // Return whether the number of bytes waiting in the receive buffer is nonzero. -// Call this before uart_getchar() to check if it will need +// Call this before uart_read() to check if it will need // to wait for a byte to arrive. bool uart_available(void) { uint8_t head, tail; diff --git a/platforms/avr/drivers/uart.h b/platforms/avr/drivers/uart.h index 602eb3d8b0..e2dc664eda 100644 --- a/platforms/avr/drivers/uart.h +++ b/platforms/avr/drivers/uart.h @@ -28,8 +28,12 @@ void uart_init(uint32_t baud); -void uart_putchar(uint8_t c); +void uart_write(uint8_t data); -uint8_t uart_getchar(void); +uint8_t uart_read(void); + +void uart_transmit(const uint8_t *data, uint16_t length); + +void uart_receive(uint8_t *data, uint16_t length); bool uart_available(void); diff --git a/platforms/avr/flash.mk b/platforms/avr/flash.mk index 985cb60e52..6d50e72534 100644 --- a/platforms/avr/flash.mk +++ b/platforms/avr/flash.mk @@ -130,6 +130,15 @@ avrdude-split-right: $(BUILD_DIR)/$(TARGET).hex check-size cpfirmware $(call EXEC_AVRDUDE,eeprom-righthand.eep) define EXEC_USBASP + if $(AVRDUDE_PROGRAMMER) -p $(AVRDUDE_MCU) -c usbasp 2>&1 | grep -q "could not find USB device with"; then \ + printf "$(MSG_BOOTLOADER_NOT_FOUND_QUICK_RETRY)" ;\ + sleep $(BOOTLOADER_RETRY_TIME) ;\ + until $(AVRDUDE_PROGRAMMER) -p $(AVRDUDE_MCU) -c usbasp 2>&1 | (! grep -q "could not find USB device with"); do\ + printf "." ;\ + sleep $(BOOTLOADER_RETRY_TIME) ;\ + done ;\ + printf "\n" ;\ + fi $(AVRDUDE_PROGRAMMER) -p $(AVRDUDE_MCU) -c usbasp -U flash:w:$(BUILD_DIR)/$(TARGET).hex endef diff --git a/platforms/avr/gpio.h b/platforms/avr/gpio.h new file mode 100644 index 0000000000..e9be68491d --- /dev/null +++ b/platforms/avr/gpio.h @@ -0,0 +1,49 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <avr/io.h> +#include "pin_defs.h" + +typedef uint8_t pin_t; + +/* Operation of GPIO by pin. */ + +#define setPinInput(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF)) +#define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF)) +#define setPinInputLow(pin) _Static_assert(0, "AVR processors cannot implement an input as pull low") +#define setPinOutput(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF)) + +#define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF)) +#define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF)) +#define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin)) + +#define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF))) + +#define togglePin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF)) + +/* Operation of GPIO by port. */ + +typedef uint8_t port_data_t; + +#define readPort(port) PINx_ADDRESS(port) + +#define setPortBitInput(port, bit) (DDRx_ADDRESS(port) &= ~_BV((bit)&0xF), PORTx_ADDRESS(port) &= ~_BV((bit)&0xF)) +#define setPortBitInputHigh(port, bit) (DDRx_ADDRESS(port) &= ~_BV((bit)&0xF), PORTx_ADDRESS(port) |= _BV((bit)&0xF)) +#define setPortBitOutput(port, bit) (DDRx_ADDRESS(port) |= _BV((bit)&0xF)) + +#define writePortBitLow(port, bit) (PORTx_ADDRESS(port) &= ~_BV((bit)&0xF)) +#define writePortBitHigh(port, bit) (PORTx_ADDRESS(port) |= _BV((bit)&0xF)) diff --git a/platforms/avr/pin_defs.h b/platforms/avr/pin_defs.h new file mode 100644 index 0000000000..23d948041d --- /dev/null +++ b/platforms/avr/pin_defs.h @@ -0,0 +1,128 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <avr/io.h> + +#define PORT_SHIFTER 4 // this may be 4 for all AVR chips + +// If you want to add more to this list, reference the PINx definitions in these header +// files: https://github.com/vancegroup-mirrors/avr-libc/tree/master/avr-libc/include/avr + +#if defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__) +# define ADDRESS_BASE 0x00 +# define PINB_ADDRESS 0x3 +# define PINC_ADDRESS 0x6 +# define PIND_ADDRESS 0x9 +# define PINE_ADDRESS 0xC +# define PINF_ADDRESS 0xF +#elif defined(__AVR_AT90USB162__) || defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) +# define ADDRESS_BASE 0x00 +# define PINB_ADDRESS 0x3 +# define PINC_ADDRESS 0x6 +# define PIND_ADDRESS 0x9 +#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) +# define ADDRESS_BASE 0x00 +# define PINA_ADDRESS 0x0 +# define PINB_ADDRESS 0x3 +# define PINC_ADDRESS 0x6 +# define PIND_ADDRESS 0x9 +# define PINE_ADDRESS 0xC +# define PINF_ADDRESS 0xF +#elif defined(__AVR_ATmega32A__) +# define ADDRESS_BASE 0x10 +# define PIND_ADDRESS 0x0 +# define PINC_ADDRESS 0x3 +# define PINB_ADDRESS 0x6 +# define PINA_ADDRESS 0x9 +#elif defined(__AVR_ATtiny85__) +# define ADDRESS_BASE 0x10 +# define PINB_ADDRESS 0x6 +#else +# error "Pins are not defined" +#endif + +#define PINDEF(port, pin) ((PIN##port##_ADDRESS << PORT_SHIFTER) | pin) + +#define _PIN_ADDRESS(p, offset) _SFR_IO8(ADDRESS_BASE + ((p) >> PORT_SHIFTER) + (offset)) +// Port X Input Pins Address +#define PINx_ADDRESS(p) _PIN_ADDRESS(p, 0) +// Port X Data Direction Register, 0:input 1:output +#define DDRx_ADDRESS(p) _PIN_ADDRESS(p, 1) +// Port X Data Register +#define PORTx_ADDRESS(p) _PIN_ADDRESS(p, 2) + +/* I/O pins */ +#ifdef PORTA +# define A0 PINDEF(A, 0) +# define A1 PINDEF(A, 1) +# define A2 PINDEF(A, 2) +# define A3 PINDEF(A, 3) +# define A4 PINDEF(A, 4) +# define A5 PINDEF(A, 5) +# define A6 PINDEF(A, 6) +# define A7 PINDEF(A, 7) +#endif +#ifdef PORTB +# define B0 PINDEF(B, 0) +# define B1 PINDEF(B, 1) +# define B2 PINDEF(B, 2) +# define B3 PINDEF(B, 3) +# define B4 PINDEF(B, 4) +# define B5 PINDEF(B, 5) +# define B6 PINDEF(B, 6) +# define B7 PINDEF(B, 7) +#endif +#ifdef PORTC +# define C0 PINDEF(C, 0) +# define C1 PINDEF(C, 1) +# define C2 PINDEF(C, 2) +# define C3 PINDEF(C, 3) +# define C4 PINDEF(C, 4) +# define C5 PINDEF(C, 5) +# define C6 PINDEF(C, 6) +# define C7 PINDEF(C, 7) +#endif +#ifdef PORTD +# define D0 PINDEF(D, 0) +# define D1 PINDEF(D, 1) +# define D2 PINDEF(D, 2) +# define D3 PINDEF(D, 3) +# define D4 PINDEF(D, 4) +# define D5 PINDEF(D, 5) +# define D6 PINDEF(D, 6) +# define D7 PINDEF(D, 7) +#endif +#ifdef PORTE +# define E0 PINDEF(E, 0) +# define E1 PINDEF(E, 1) +# define E2 PINDEF(E, 2) +# define E3 PINDEF(E, 3) +# define E4 PINDEF(E, 4) +# define E5 PINDEF(E, 5) +# define E6 PINDEF(E, 6) +# define E7 PINDEF(E, 7) +#endif +#ifdef PORTF +# define F0 PINDEF(F, 0) +# define F1 PINDEF(F, 1) +# define F2 PINDEF(F, 2) +# define F3 PINDEF(F, 3) +# define F4 PINDEF(F, 4) +# define F5 PINDEF(F, 5) +# define F6 PINDEF(F, 6) +# define F7 PINDEF(F, 7) +#endif diff --git a/platforms/avr/platform.c b/platforms/avr/platform.c new file mode 100644 index 0000000000..3e35b4fe4c --- /dev/null +++ b/platforms/avr/platform.c @@ -0,0 +1,21 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "platform_deps.h" + +void platform_setup(void) { + // do nothing +} diff --git a/platforms/avr/platform.mk b/platforms/avr/platform.mk new file mode 100644 index 0000000000..b45108736f --- /dev/null +++ b/platforms/avr/platform.mk @@ -0,0 +1,179 @@ +# Hey Emacs, this is a -*- makefile -*- +############################################################################## +# Compiler settings +# +CC = $(CC_PREFIX) avr-gcc +OBJCOPY = avr-objcopy +OBJDUMP = avr-objdump +SIZE = avr-size +AR = avr-ar +NM = avr-nm +HEX = $(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock -R .signature +EEP = $(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 --no-change-warnings -O $(FORMAT) +BIN = + +COMPILEFLAGS += -funsigned-char +COMPILEFLAGS += -funsigned-bitfields +COMPILEFLAGS += -ffunction-sections +COMPILEFLAGS += -fdata-sections +COMPILEFLAGS += -fpack-struct +COMPILEFLAGS += -fshort-enums + +ASFLAGS += $(AVR_ASFLAGS) + +CFLAGS += $(COMPILEFLAGS) $(AVR_CFLAGS) +CFLAGS += -fno-inline-small-functions +CFLAGS += -fno-strict-aliasing + +CXXFLAGS += $(COMPILEFLAGS) +CXXFLAGS += -fno-exceptions -std=c++11 + +LDFLAGS +=-Wl,--gc-sections + +OPT_DEFS += -DF_CPU=$(F_CPU)UL + +MCUFLAGS = -mmcu=$(MCU) + +# List any extra directories to look for libraries here. +# Each directory must be seperated by a space. +# Use forward slashes for directory separators. +# For a directory that has spaces, enclose it in quotes. +EXTRALIBDIRS = + + +#---------------- External Memory Options ---------------- + +# 64 KB of external RAM, starting after internal RAM (ATmega128!), +# used for variables (.data/.bss) and heap (malloc()). +#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff + +# 64 KB of external RAM, starting after internal RAM (ATmega128!), +# only used for heap (malloc()). +#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff + +EXTMEMOPTS = + +#---------------- Debugging Options ---------------- + +# Debugging format. +# Native formats for AVR-GCC's -g are dwarf-2 [default] or stabs. +# AVR Studio 4.10 requires dwarf-2. +# AVR [Extended] COFF format requires stabs, plus an avr-objcopy run. +DEBUG = dwarf-2 + +# For simulavr only - target MCU frequency. +DEBUG_MFREQ = $(F_CPU) + +# Set the DEBUG_UI to either gdb or insight. +# DEBUG_UI = gdb +DEBUG_UI = insight + +# Set the debugging back-end to either avarice, simulavr. +DEBUG_BACKEND = avarice +#DEBUG_BACKEND = simulavr + +# GDB Init Filename. +GDBINIT_FILE = __avr_gdbinit + +# When using avarice settings for the JTAG +JTAG_DEV = /dev/com1 + +# Debugging port used to communicate between GDB / avarice / simulavr. +DEBUG_PORT = 4242 + +# Debugging host used to communicate between GDB / avarice / simulavr, normally +# just set to localhost unless doing some sort of crazy debugging when +# avarice is running on a different computer. +DEBUG_HOST = localhost + +#============================================================================ + +# Convert hex to bin. +bin: $(BUILD_DIR)/$(TARGET).hex +ifeq ($(BOOTLOADER),lufa-ms) + $(eval BIN_PADDING=$(shell n=`expr 32768 - $(BOOTLOADER_SIZE)` && echo $$(($$n)) || echo 0)) + $(OBJCOPY) -Iihex -Obinary $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin --pad-to $(BIN_PADDING) +else + $(OBJCOPY) -Iihex -Obinary $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin +endif + $(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin; + +# copy bin to FLASH.bin +flashbin: bin + $(COPY) $(BUILD_DIR)/$(TARGET).bin FLASH.bin; + +# Generate avr-gdb config/init file which does the following: +# define the reset signal, load the target file, connect to target, and set +# a breakpoint at main(). +gdb-config: + @$(REMOVE) $(GDBINIT_FILE) + @echo define reset >> $(GDBINIT_FILE) + @echo SIGNAL SIGHUP >> $(GDBINIT_FILE) + @echo end >> $(GDBINIT_FILE) + @echo file $(BUILD_DIR)/$(TARGET).elf >> $(GDBINIT_FILE) + @echo target remote $(DEBUG_HOST):$(DEBUG_PORT) >> $(GDBINIT_FILE) +ifeq ($(DEBUG_BACKEND),simulavr) + @echo load >> $(GDBINIT_FILE) +endif + @echo break main >> $(GDBINIT_FILE) + +debug: gdb-config $(BUILD_DIR)/$(TARGET).elf +ifeq ($(DEBUG_BACKEND), avarice) + @echo Starting AVaRICE - Press enter when "waiting to connect" message displays. + @$(WINSHELL) /c start avarice --jtag $(JTAG_DEV) --erase --program --file \ + $(BUILD_DIR)/$(TARGET).elf $(DEBUG_HOST):$(DEBUG_PORT) + @$(WINSHELL) /c pause + +else + @$(WINSHELL) /c start simulavr --gdbserver --device $(MCU) --clock-freq \ + $(DEBUG_MFREQ) --port $(DEBUG_PORT) +endif + @$(WINSHELL) /c start avr-$(DEBUG_UI) --command=$(GDBINIT_FILE) + + + + +# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB. +COFFCONVERT = $(OBJCOPY) --debugging +COFFCONVERT += --change-section-address .data-0x800000 +COFFCONVERT += --change-section-address .bss-0x800000 +COFFCONVERT += --change-section-address .noinit-0x800000 +COFFCONVERT += --change-section-address .eeprom-0x810000 + + + +coff: $(BUILD_DIR)/$(TARGET).elf + @$(SECHO) $(MSG_COFF) $(BUILD_DIR)/$(TARGET).cof + $(COFFCONVERT) -O coff-avr $< $(BUILD_DIR)/$(TARGET).cof + + +extcoff: $(BUILD_DIR)/$(TARGET).elf + @$(SECHO) $(MSG_EXTENDED_COFF) $(BUILD_DIR)/$(TARGET).cof + $(COFFCONVERT) -O coff-ext-avr $< $(BUILD_DIR)/$(TARGET).cof + +ifeq ($(strip $(BOOTLOADER)), qmk-dfu) +QMK_BOOTLOADER_TYPE = DFU +else ifeq ($(strip $(BOOTLOADER)), qmk-hid) +QMK_BOOTLOADER_TYPE = HID +endif + +bootloader: +ifeq ($(strip $(QMK_BOOTLOADER_TYPE)),) + $(error Please set BOOTLOADER to "qmk-dfu" or "qmk-hid" first!) +else + make -C lib/lufa/Bootloaders/$(QMK_BOOTLOADER_TYPE)/ clean + $(QMK_BIN) generate-dfu-header --quiet --keyboard $(KEYBOARD) --output lib/lufa/Bootloaders/$(QMK_BOOTLOADER_TYPE)/Keyboard.h + $(eval MAX_SIZE=$(shell n=`$(CC) -E -mmcu=$(MCU) -D__ASSEMBLER__ $(CFLAGS) $(OPT_DEFS) platforms/avr/bootloader_size.c 2> /dev/null | sed -ne 's/\r//;/^#/n;/^AVR_SIZE:/,$${s/^AVR_SIZE: //;p;}'` && echo $$(($$n)) || echo 0)) + $(eval PROGRAM_SIZE_KB=$(shell n=`expr $(MAX_SIZE) / 1024` && echo $$(($$n)) || echo 0)) + $(eval BOOT_SECTION_SIZE_KB=$(shell n=`expr $(BOOTLOADER_SIZE) / 1024` && echo $$(($$n)) || echo 0)) + $(eval FLASH_SIZE_KB=$(shell n=`expr $(PROGRAM_SIZE_KB) + $(BOOT_SECTION_SIZE_KB)` && echo $$(($$n)) || echo 0)) + make -C lib/lufa/Bootloaders/$(QMK_BOOTLOADER_TYPE)/ MCU=$(MCU) ARCH=$(ARCH) F_CPU=$(F_CPU) FLASH_SIZE_KB=$(FLASH_SIZE_KB) BOOT_SECTION_SIZE_KB=$(BOOT_SECTION_SIZE_KB) + printf "Bootloader$(QMK_BOOTLOADER_TYPE).hex copied to $(TARGET)_bootloader.hex\n" + cp lib/lufa/Bootloaders/$(QMK_BOOTLOADER_TYPE)/Bootloader$(QMK_BOOTLOADER_TYPE).hex $(TARGET)_bootloader.hex +endif + +production: $(BUILD_DIR)/$(TARGET).hex bootloader cpfirmware + @cat $(BUILD_DIR)/$(TARGET).hex | awk '/^:00000001FF/ == 0' > $(TARGET)_production.hex + @cat $(TARGET)_bootloader.hex >> $(TARGET)_production.hex + echo "File sizes:" + $(SIZE) $(TARGET).hex $(TARGET)_bootloader.hex $(TARGET)_production.hex diff --git a/platforms/avr/platform_deps.h b/platforms/avr/platform_deps.h new file mode 100644 index 0000000000..45d9dcebfa --- /dev/null +++ b/platforms/avr/platform_deps.h @@ -0,0 +1,20 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <avr/pgmspace.h> +#include <avr/io.h> +#include <avr/interrupt.h> diff --git a/platforms/avr/printf.c b/platforms/avr/printf.c new file mode 100644 index 0000000000..9ad7a38693 --- /dev/null +++ b/platforms/avr/printf.c @@ -0,0 +1,20 @@ +/* +Copyright 2011 Jun Wako <wakojun@gmail.com> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ +#include "xprintf.h" +#include "sendchar.h" + +void print_set_sendchar(sendchar_func_t func) { xdev_out(func); } diff --git a/platforms/avr/printf.mk b/platforms/avr/printf.mk new file mode 100644 index 0000000000..060ad88c57 --- /dev/null +++ b/platforms/avr/printf.mk @@ -0,0 +1,2 @@ +TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/xprintf.S +TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/printf.c diff --git a/platforms/avr/sleep_led.c b/platforms/avr/sleep_led.c new file mode 100644 index 0000000000..9a3b52abe5 --- /dev/null +++ b/platforms/avr/sleep_led.c @@ -0,0 +1,124 @@ +#include <stdint.h> +#include <avr/io.h> +#include <avr/interrupt.h> +#include <avr/pgmspace.h> +#include "led.h" +#include "sleep_led.h" + +#ifndef SLEEP_LED_TIMER +# define SLEEP_LED_TIMER 1 +#endif + +#if SLEEP_LED_TIMER == 1 +# define TCCRxB TCCR1B +# define TIMERx_COMPA_vect TIMER1_COMPA_vect +# if defined(__AVR_ATmega32A__) // This MCU has only one TIMSK register +# define TIMSKx TIMSK +# else +# define TIMSKx TIMSK1 +# endif +# define OCIExA OCIE1A +# define OCRxx OCR1A +#elif SLEEP_LED_TIMER == 3 +# define TCCRxB TCCR3B +# define TIMERx_COMPA_vect TIMER3_COMPA_vect +# define TIMSKx TIMSK3 +# define OCIExA OCIE3A +# define OCRxx OCR3A +#else +error("Invalid SLEEP_LED_TIMER config") +#endif + +/* Software PWM + * ______ ______ __ + * | ON |___OFF___| ON |___OFF___| .... + * |<-------------->|<-------------->|<- .... + * PWM period PWM period + * + * 256 interrupts/period[resolution] + * 64 periods/second[frequency] + * 256*64 interrupts/second + * F_CPU/(256*64) clocks/interrupt + */ +#define SLEEP_LED_TIMER_TOP F_CPU / (256 * 64) + +/** \brief Sleep LED initialization + * + * FIXME: needs doc + */ +void sleep_led_init(void) { + /* Timer1 setup */ + /* CTC mode */ + TCCRxB |= _BV(WGM12); + /* Clock selelct: clk/1 */ + TCCRxB |= _BV(CS10); + /* Set TOP value */ + uint8_t sreg = SREG; + cli(); + OCRxx = SLEEP_LED_TIMER_TOP; + SREG = sreg; +} + +/** \brief Sleep LED enable + * + * FIXME: needs doc + */ +void sleep_led_enable(void) { + /* Enable Compare Match Interrupt */ + TIMSKx |= _BV(OCIExA); +} + +/** \brief Sleep LED disable + * + * FIXME: needs doc + */ +void sleep_led_disable(void) { + /* Disable Compare Match Interrupt */ + TIMSKx &= ~_BV(OCIExA); +} + +/** \brief Sleep LED toggle + * + * FIXME: needs doc + */ +void sleep_led_toggle(void) { + /* Disable Compare Match Interrupt */ + TIMSKx ^= _BV(OCIExA); +} + +/** \brief Breathing Sleep LED brighness(PWM On period) table + * + * (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle + * + * https://www.wolframalpha.com/input/?i=sin%28x%2F64*pi%29**8+*+255%2C+x%3D0+to+63 + * (0..63).each {|x| p ((sin(x/64.0*PI)**8)*255).to_i } + */ +static const uint8_t breathing_table[64] PROGMEM = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10, 15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252, 255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23, 15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; + +ISR(TIMERx_COMPA_vect) { + /* Software PWM + * timer:1111 1111 1111 1111 + * \_____/\/ \_______/____ count(0-255) + * \ \______________ duration of step(4) + * \__________________ index of step table(0-63) + */ + static union { + uint16_t row; + struct { + uint8_t count : 8; + uint8_t duration : 2; + uint8_t index : 6; + } pwm; + } timer = {.row = 0}; + + timer.row++; + + // LED on + if (timer.pwm.count == 0) { + led_set(1 << USB_LED_CAPS_LOCK); + } + // LED off + if (timer.pwm.count == pgm_read_byte(&breathing_table[timer.pwm.index])) { + led_set(0); + } +} diff --git a/platforms/avr/suspend.c b/platforms/avr/suspend.c new file mode 100644 index 0000000000..b614746e6c --- /dev/null +++ b/platforms/avr/suspend.c @@ -0,0 +1,152 @@ +#include <stdbool.h> +#include <avr/sleep.h> +#include <avr/wdt.h> +#include <avr/interrupt.h> +#include "matrix.h" +#include "action.h" +#include "suspend.h" +#include "timer.h" +#include "led.h" +#include "host.h" + +#ifdef PROTOCOL_LUFA +# include "lufa.h" +#endif +#ifdef PROTOCOL_VUSB +# include "vusb.h" +#endif + +/** \brief Suspend idle + * + * FIXME: needs doc + */ +void suspend_idle(uint8_t time) { + cli(); + set_sleep_mode(SLEEP_MODE_IDLE); + sleep_enable(); + sei(); + sleep_cpu(); + sleep_disable(); +} + +// TODO: This needs some cleanup + +#if !defined(NO_SUSPEND_POWER_DOWN) && defined(WDT_vect) + +// clang-format off +#define wdt_intr_enable(value) \ +__asm__ __volatile__ ( \ + "in __tmp_reg__,__SREG__" "\n\t" \ + "cli" "\n\t" \ + "wdr" "\n\t" \ + "sts %0,%1" "\n\t" \ + "out __SREG__,__tmp_reg__" "\n\t" \ + "sts %0,%2" "\n\t" \ + : /* no outputs */ \ + : "M" (_SFR_MEM_ADDR(_WD_CONTROL_REG)), \ + "r" (_BV(_WD_CHANGE_BIT) | _BV(WDE)), \ + "r" ((uint8_t) ((value & 0x08 ? _WD_PS3_MASK : 0x00) | _BV(WDIE) | (value & 0x07))) \ + : "r0" \ +) +// clang-format on + +/** \brief Power down MCU with watchdog timer + * + * wdto: watchdog timer timeout defined in <avr/wdt.h> + * WDTO_15MS + * WDTO_30MS + * WDTO_60MS + * WDTO_120MS + * WDTO_250MS + * WDTO_500MS + * WDTO_1S + * WDTO_2S + * WDTO_4S + * WDTO_8S + */ +static uint8_t wdt_timeout = 0; + +/** \brief Power down + * + * FIXME: needs doc + */ +static void power_down(uint8_t wdto) { + wdt_timeout = wdto; + + // Watchdog Interrupt Mode + wdt_intr_enable(wdto); + + // TODO: more power saving + // See PicoPower application note + // - I/O port input with pullup + // - prescale clock + // - BOD disable + // - Power Reduction Register PRR + set_sleep_mode(SLEEP_MODE_PWR_DOWN); + sleep_enable(); + sei(); + sleep_cpu(); + sleep_disable(); + + // Disable watchdog after sleep + wdt_disable(); +} +#endif + +/** \brief Suspend power down + * + * FIXME: needs doc + */ +void suspend_power_down(void) { +#ifdef PROTOCOL_LUFA + if (USB_DeviceState == DEVICE_STATE_Configured) return; +#endif +#ifdef PROTOCOL_VUSB + if (!vusb_suspended) return; +#endif + + suspend_power_down_quantum(); + +#ifndef NO_SUSPEND_POWER_DOWN + // Enter sleep state if possible (ie, the MCU has a watchdog timeout interrupt) +# if defined(WDT_vect) + power_down(WDTO_15MS); +# endif +#endif +} + +__attribute__((weak)) void matrix_power_up(void) {} +__attribute__((weak)) void matrix_power_down(void) {} +bool suspend_wakeup_condition(void) { + matrix_power_up(); + matrix_scan(); + matrix_power_down(); + for (uint8_t r = 0; r < MATRIX_ROWS; r++) { + if (matrix_get_row(r)) return true; + } + return false; +} + +/** \brief run immediately after wakeup + * + * FIXME: needs doc + */ +void suspend_wakeup_init(void) { + // clear keyboard state + clear_keyboard(); + + suspend_wakeup_init_quantum(); +} + +#if !defined(NO_SUSPEND_POWER_DOWN) && defined(WDT_vect) +/* watchdog timeout */ +ISR(WDT_vect) { + // compensate timer for sleep + switch (wdt_timeout) { + case WDTO_15MS: + timer_count += 15 + 2; // WDTO_15MS + 2(from observation) + break; + default:; + } +} +#endif diff --git a/platforms/avr/timer.c b/platforms/avr/timer.c new file mode 100644 index 0000000000..c2e6c6e081 --- /dev/null +++ b/platforms/avr/timer.c @@ -0,0 +1,133 @@ +/* +Copyright 2011 Jun Wako <wakojun@gmail.com> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <avr/io.h> +#include <avr/interrupt.h> +#include <util/atomic.h> +#include <stdint.h> +#include "timer_avr.h" +#include "timer.h" + +// counter resolution 1ms +// NOTE: union { uint32_t timer32; struct { uint16_t dummy; uint16_t timer16; }} +volatile uint32_t timer_count; + +/** \brief timer initialization + * + * FIXME: needs doc + */ +void timer_init(void) { +#if TIMER_PRESCALER == 1 + uint8_t prescaler = _BV(CS00); +#elif TIMER_PRESCALER == 8 + uint8_t prescaler = _BV(CS01); +#elif TIMER_PRESCALER == 64 + uint8_t prescaler = _BV(CS00) | _BV(CS01); +#elif TIMER_PRESCALER == 256 + uint8_t prescaler = _BV(CS02); +#elif TIMER_PRESCALER == 1024 + uint8_t prescaler = _BV(CS00) | _BV(CS02); +#else +# error "Timer prescaler value is not valid" +#endif + +#if defined(__AVR_ATmega32A__) + // Timer0 CTC mode + TCCR0 = _BV(WGM01) | prescaler; + + OCR0 = TIMER_RAW_TOP; + TIMSK = _BV(OCIE0); +#elif defined(__AVR_ATtiny85__) + // Timer0 CTC mode + TCCR0A = _BV(WGM01); + TCCR0B = prescaler; + + OCR0A = TIMER_RAW_TOP; + TIMSK = _BV(OCIE0A); +#else + // Timer0 CTC mode + TCCR0A = _BV(WGM01); + TCCR0B = prescaler; + + OCR0A = TIMER_RAW_TOP; + TIMSK0 = _BV(OCIE0A); +#endif +} + +/** \brief timer clear + * + * FIXME: needs doc + */ +inline void timer_clear(void) { + ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { timer_count = 0; } +} + +/** \brief timer read + * + * FIXME: needs doc + */ +inline uint16_t timer_read(void) { + uint32_t t; + + ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { t = timer_count; } + + return (t & 0xFFFF); +} + +/** \brief timer read32 + * + * FIXME: needs doc + */ +inline uint32_t timer_read32(void) { + uint32_t t; + + ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { t = timer_count; } + + return t; +} + +/** \brief timer elapsed + * + * FIXME: needs doc + */ +inline uint16_t timer_elapsed(uint16_t last) { + uint32_t t; + + ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { t = timer_count; } + + return TIMER_DIFF_16((t & 0xFFFF), last); +} + +/** \brief timer elapsed32 + * + * FIXME: needs doc + */ +inline uint32_t timer_elapsed32(uint32_t last) { + uint32_t t; + + ATOMIC_BLOCK(ATOMIC_RESTORESTATE) { t = timer_count; } + + return TIMER_DIFF_32(t, last); +} + +// excecuted once per 1ms.(excess for just timer count?) +#ifndef __AVR_ATmega32A__ +# define TIMER_INTERRUPT_VECTOR TIMER0_COMPA_vect +#else +# define TIMER_INTERRUPT_VECTOR TIMER0_COMP_vect +#endif +ISR(TIMER_INTERRUPT_VECTOR, ISR_NOBLOCK) { timer_count++; } diff --git a/platforms/avr/timer_avr.h b/platforms/avr/timer_avr.h new file mode 100644 index 0000000000..c1b726bd01 --- /dev/null +++ b/platforms/avr/timer_avr.h @@ -0,0 +1,39 @@ +/* +Copyright 2011 Jun Wako <wakojun@gmail.com> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#pragma once + +#include <stdint.h> + +#ifndef TIMER_PRESCALER +# if F_CPU > 16000000 +# define TIMER_PRESCALER 256 +# elif F_CPU > 2000000 +# define TIMER_PRESCALER 64 +# elif F_CPU > 250000 +# define TIMER_PRESCALER 8 +# else +# define TIMER_PRESCALER 1 +# endif +#endif +#define TIMER_RAW_FREQ (F_CPU / TIMER_PRESCALER) +#define TIMER_RAW TCNT0 +#define TIMER_RAW_TOP (TIMER_RAW_FREQ / 1000) + +#if (TIMER_RAW_TOP > 255) +# error "Timer0 can't count 1ms at this clock freq. Use larger prescaler." +#endif diff --git a/platforms/avr/xprintf.S b/platforms/avr/xprintf.S new file mode 100644 index 0000000000..c5a414c35c --- /dev/null +++ b/platforms/avr/xprintf.S @@ -0,0 +1,498 @@ +;---------------------------------------------------------------------------; +; Extended itoa, puts, printf and atoi (C)ChaN, 2011 +;---------------------------------------------------------------------------; + + // Base size is 152 bytes +#define CR_CRLF 0 // Convert \n to \r\n (+10 bytes) +#define USE_XPRINTF 1 // Enable xprintf function (+194 bytes) +#define USE_XSPRINTF 0 // Add xsprintf function (+78 bytes) +#define USE_XFPRINTF 0 // Add xfprintf function (+54 bytes) +#define USE_XATOI 0 // Enable xatoi function (+182 bytes) + + +#if FLASHEND > 0x1FFFF +#error xitoa module does not support 256K devices +#endif + +.nolist +#include <avr/io.h> // Include device specific definitions. +.list + +#ifdef SPM_PAGESIZE // Recent devices have "lpm Rd,Z+" and "movw". +.macro _LPMI reg + lpm \reg, Z+ +.endm +.macro _MOVW dh,dl, sh,sl + movw \dl, \sl +.endm +#else // Earlier devices do not have "lpm Rd,Z+" nor "movw". +.macro _LPMI reg + lpm + mov \reg, r0 + adiw ZL, 1 +.endm +.macro _MOVW dh,dl, sh,sl + mov \dl, \sl + mov \dh, \sh +.endm +#endif + + + +;--------------------------------------------------------------------------- +; Stub function to forward to user output function +; +;Prototype: void xputc (char chr // a character to be output +; ); +;Size: 12/12 words + +.section .bss +.global xfunc_out ; xfunc_out must be initialized before using this module. +xfunc_out: .ds.w 1 +.section .text + + +.func xputc +.global xputc +xputc: +#if CR_CRLF + cpi r24, 10 ;LF --> CRLF + brne 1f ; + ldi r24, 13 ; + rcall 1f ; + ldi r24, 10 ;/ +1: +#endif + push ZH + push ZL + lds ZL, xfunc_out+0 ;Pointer to the registered output function. + lds ZH, xfunc_out+1 ;/ + sbiw ZL, 0 ;Skip if null + breq 2f ;/ + icall +2: pop ZL + pop ZH + ret +.endfunc + + + +;--------------------------------------------------------------------------- +; Direct ROM string output +; +;Prototype: void xputs (const char *str_p // rom string to be output +; ); + +.func xputs +.global xputs +xputs: + _MOVW ZH,ZL, r25,r24 ; Z = pointer to rom string +1: _LPMI r24 + cpi r24, 0 + breq 2f + rcall xputc + rjmp 1b +2: ret +.endfunc + + +;--------------------------------------------------------------------------- +; Extended direct numeral string output (32bit version) +; +;Prototype: void xitoa (long value, // value to be output +; char radix, // radix +; char width); // minimum width +; + +.func xitoa +.global xitoa +xitoa: + ;r25:r22 = value, r20 = base, r18 = digits + clr r31 ;r31 = stack level + ldi r30, ' ' ;r30 = sign + ldi r19, ' ' ;r19 = filler + sbrs r20, 7 ;When base indicates signd format and the value + rjmp 0f ;is minus, add a '-'. + neg r20 ; + sbrs r25, 7 ; + rjmp 0f ; + ldi r30, '-' ; + com r22 ; + com r23 ; + com r24 ; + com r25 ; + adc r22, r1 ; + adc r23, r1 ; + adc r24, r1 ; + adc r25, r1 ;/ +0: sbrs r18, 7 ;When digits indicates zero filled, + rjmp 1f ;filler is '0'. + neg r18 ; + ldi r19, '0' ;/ + ;----- string conversion loop +1: ldi r21, 32 ;r26 = r25:r22 % r20 + clr r26 ;r25:r22 /= r20 +2: lsl r22 ; + rol r23 ; + rol r24 ; + rol r25 ; + rol r26 ; + cp r26, r20 ; + brcs 3f ; + sub r26, r20 ; + inc r22 ; +3: dec r21 ; + brne 2b ;/ + cpi r26, 10 ;r26 is a numeral digit '0'-'F' + brcs 4f ; + subi r26, -7 ; +4: subi r26, -'0' ;/ + push r26 ;Stack it + inc r31 ;/ + cp r22, r1 ;Repeat until r25:r22 gets zero + cpc r23, r1 ; + cpc r24, r1 ; + cpc r25, r1 ; + brne 1b ;/ + + cpi r30, '-' ;Minus sign if needed + brne 5f ; + push r30 ; + inc r31 ;/ +5: cp r31, r18 ;Filler + brcc 6f ; + push r19 ; + inc r31 ; + rjmp 5b ;/ + +6: pop r24 ;Flush stacked digits and exit + rcall xputc ; + dec r31 ; + brne 6b ;/ + + ret +.endfunc + + + +;---------------------------------------------------------------------------; +; Formatted string output (16/32bit version) +; +;Prototype: +; void __xprintf (const char *format_p, ...); +; void __xsprintf(char*, const char *format_p, ...); +; void __xfprintf(void(*func)(char), const char *format_p, ...); +; + +#if USE_XPRINTF + +.func xvprintf +xvprintf: + ld ZL, Y+ ;Z = pointer to format string + ld ZH, Y+ ;/ + +0: _LPMI r24 ;Get a format char + cpi r24, 0 ;End of format string? + breq 90f ;/ + cpi r24, '%' ;Is format? + breq 20f ;/ +1: rcall xputc ;Put a normal character + rjmp 0b ;/ +90: ret + +20: ldi r18, 0 ;r18: digits + clt ;T: filler + _LPMI r21 ;Get flags + cpi r21, '%' ;Is a %? + breq 1b ;/ + cpi r21, '0' ;Zero filled? + brne 23f ; + set ;/ +22: _LPMI r21 ;Get width +23: cpi r21, '9'+1 ; + brcc 24f ; + subi r21, '0' ; + brcs 90b ; + lsl r18 ; + mov r0, r18 ; + lsl r18 ; + lsl r18 ; + add r18, r0 ; + add r18, r21 ; + rjmp 22b ;/ + +24: brtc 25f ;get value (low word) + neg r18 ; +25: ld r24, Y+ ; + ld r25, Y+ ;/ + cpi r21, 'c' ;Is type character? + breq 1b ;/ + cpi r21, 's' ;Is type RAM string? + breq 50f ;/ + cpi r21, 'S' ;Is type ROM string? + breq 60f ;/ + _MOVW r23,r22,r25,r24 ;r25:r22 = value + clr r24 ; + clr r25 ; + clt ;/ + cpi r21, 'l' ;Is long int? + brne 26f ; + ld r24, Y+ ;get value (high word) + ld r25, Y+ ; + set ; + _LPMI r21 ;/ +26: cpi r21, 'd' ;Is type signed decimal? + brne 27f ;/ + ldi r20, -10 ; + brts 40f ; + sbrs r23, 7 ; + rjmp 40f ; + ldi r24, -1 ; + ldi r25, -1 ; + rjmp 40f ;/ +27: cpi r21, 'u' ;Is type unsigned decimal? + ldi r20, 10 ; + breq 40f ;/ + cpi r21, 'X' ;Is type hexdecimal? + ldi r20, 16 ; + breq 40f ;/ + cpi r21, 'b' ;Is type binary? + ldi r20, 2 ; + breq 40f ;/ + ret ;abort +40: push ZH ;Output the value + push ZL ; + rcall xitoa ; +42: pop ZL ; + pop ZH ; + rjmp 0b ;/ + +50: push ZH ;Put a string on the RAM + push ZL + _MOVW ZH,ZL, r25,r24 +51: ld r24, Z+ + cpi r24, 0 + breq 42b + rcall xputc + rjmp 51b + +60: push ZH ;Put a string on the ROM + push ZL + rcall xputs + rjmp 42b +.endfunc + + +.func __xprintf +.global __xprintf +__xprintf: + push YH + push YL + in YL, _SFR_IO_ADDR(SPL) +#ifdef SPH + in YH, _SFR_IO_ADDR(SPH) +#else + clr YH +#endif + adiw YL, 5 ;Y = pointer to arguments + rcall xvprintf + pop YL + pop YH + ret +.endfunc + + +#if USE_XSPRINTF + +.func __xsprintf +putram: + _MOVW ZH,ZL, r15,r14 + st Z+, r24 + _MOVW r15,r14, ZH,ZL + ret +.global __xsprintf +__xsprintf: + push YH + push YL + in YL, _SFR_IO_ADDR(SPL) +#ifdef SPH + in YH, _SFR_IO_ADDR(SPH) +#else + clr YH +#endif + adiw YL, 5 ;Y = pointer to arguments + lds ZL, xfunc_out+0 ;Save registered output function + lds ZH, xfunc_out+1 ; + push ZL ; + push ZH ;/ + ldi ZL, lo8(pm(putram));Set local output function + ldi ZH, hi8(pm(putram)); + sts xfunc_out+0, ZL ; + sts xfunc_out+1, ZH ;/ + push r15 ;Initialize pointer to string buffer + push r14 ; + ld r14, Y+ ; + ld r15, Y+ ;/ + rcall xvprintf + _MOVW ZH,ZL, r15,r14 ;Terminate string + st Z, r1 ; + pop r14 ; + pop r15 ;/ + pop ZH ;Restore registered output function + pop ZL ; + sts xfunc_out+0, ZL ; + sts xfunc_out+1, ZH ;/ + pop YL + pop YH + ret +.endfunc +#endif + + +#if USE_XFPRINTF +.func __xfprintf +.global __xfprintf +__xfprintf: + push YH + push YL + in YL, _SFR_IO_ADDR(SPL) +#ifdef SPH + in YH, _SFR_IO_ADDR(SPH) +#else + clr YH +#endif + adiw YL, 5 ;Y = pointer to arguments + lds ZL, xfunc_out+0 ;Save registered output function + lds ZH, xfunc_out+1 ; + push ZL ; + push ZH ;/ + ld ZL, Y+ ;Set output function + ld ZH, Y+ ; + sts xfunc_out+0, ZL ; + sts xfunc_out+1, ZH ;/ + rcall xvprintf + pop ZH ;Restore registered output function + pop ZL ; + sts xfunc_out+0, ZL ; + sts xfunc_out+1, ZH ;/ + pop YL + pop YH + ret +.endfunc +#endif + +#endif + + + +;--------------------------------------------------------------------------- +; Extended numeral string input +; +;Prototype: +; char xatoi ( /* 1: Successful, 0: Failed */ +; const char **str, /* pointer to pointer to source string */ +; long *res /* result */ +; ); +; + + +#if USE_XATOI +.func xatoi +.global xatoi +xatoi: + _MOVW r1, r0, r23, r22 + _MOVW XH, XL, r25, r24 + ld ZL, X+ + ld ZH, X+ + clr r18 ;r21:r18 = 0; + clr r19 ; + clr r20 ; + clr r21 ;/ + clt ;T = 0; + + ldi r25, 10 ;r25 = 10; + rjmp 41f ;/ +40: adiw ZL, 1 ;Z++; +41: ld r22, Z ;r22 = *Z; + cpi r22, ' ' ;if(r22 == ' ') continue + breq 40b ;/ + brcs 70f ;if(r22 < ' ') error; + cpi r22, '-' ;if(r22 == '-') { + brne 42f ; T = 1; + set ; continue; + rjmp 40b ;} +42: cpi r22, '9'+1 ;if(r22 > '9') error; + brcc 70f ;/ + cpi r22, '0' ;if(r22 < '0') error; + brcs 70f ;/ + brne 51f ;if(r22 > '0') cv_start; + ldi r25, 8 ;r25 = 8; + adiw ZL, 1 ;r22 = *(++Z); + ld r22, Z ;/ + cpi r22, ' '+1 ;if(r22 <= ' ') exit; + brcs 80f ;/ + cpi r22, 'b' ;if(r22 == 'b') { + brne 43f ; r25 = 2; + ldi r25, 2 ; cv_start; + rjmp 50f ;} +43: cpi r22, 'x' ;if(r22 != 'x') error; + brne 51f ;/ + ldi r25, 16 ;r25 = 16; + +50: adiw ZL, 1 ;Z++; + ld r22, Z ;r22 = *Z; +51: cpi r22, ' '+1 ;if(r22 <= ' ') break; + brcs 80f ;/ + cpi r22, 'a' ;if(r22 >= 'a') r22 =- 0x20; + brcs 52f ; + subi r22, 0x20 ;/ +52: subi r22, '0' ;if((r22 -= '0') < 0) error; + brcs 70f ;/ + cpi r22, 10 ;if(r22 >= 10) { + brcs 53f ; r22 -= 7; + subi r22, 7 ; if(r22 < 10) + cpi r22, 10 ; + brcs 70f ;} +53: cp r22, r25 ;if(r22 >= r25) error; + brcc 70f ;/ +60: ldi r24, 33 ;r21:r18 *= r25; + sub r23, r23 ; +61: brcc 62f ; + add r23, r25 ; +62: lsr r23 ; + ror r21 ; + ror r20 ; + ror r19 ; + ror r18 ; + dec r24 ; + brne 61b ;/ + add r18, r22 ;r21:r18 += r22; + adc r19, r24 ; + adc r20, r24 ; + adc r21, r24 ;/ + rjmp 50b ;repeat + +70: ldi r24, 0 + rjmp 81f +80: ldi r24, 1 +81: brtc 82f + clr r22 + com r18 + com r19 + com r20 + com r21 + adc r18, r22 + adc r19, r22 + adc r20, r22 + adc r21, r22 +82: st -X, ZH + st -X, ZL + _MOVW XH, XL, r1, r0 + st X+, r18 + st X+, r19 + st X+, r20 + st X+, r21 + clr r1 + ret +.endfunc +#endif diff --git a/platforms/avr/xprintf.h b/platforms/avr/xprintf.h new file mode 100644 index 0000000000..80834f1714 --- /dev/null +++ b/platforms/avr/xprintf.h @@ -0,0 +1,103 @@ +/*--------------------------------------------------------------------------- + Extended itoa, puts and printf (C)ChaN, 2011 +-----------------------------------------------------------------------------*/ + +#pragma once + +#include <inttypes.h> +#include <avr/pgmspace.h> + +#ifdef __cplusplus +extern "C" { +#endif + +extern void (*xfunc_out)(uint8_t); +#define xdev_out(func) xfunc_out = (void (*)(uint8_t))(func) + +/* This is a pointer to user defined output function. It must be initialized + before using this modle. +*/ + +void xputc(char chr); + +/* This is a stub function to forward outputs to user defined output function. + All outputs from this module are output via this function. +*/ + +/*-----------------------------------------------------------------------------*/ +void xputs(const char *string_p); + +/* The string placed in the ROM is forwarded to xputc() directly. + */ + +/*-----------------------------------------------------------------------------*/ +void xitoa(long value, char radix, char width); + +/* Extended itoa(). + + value radix width output + 100 10 6 " 100" + 100 10 -6 "000100" + 100 10 0 "100" + 4294967295 10 0 "4294967295" + 4294967295 -10 0 "-1" + 655360 16 -8 "000A0000" + 1024 16 0 "400" + 0x55 2 -8 "01010101" +*/ + +/*-----------------------------------------------------------------------------*/ +#define xprintf(format, ...) __xprintf(PSTR(format), ##__VA_ARGS__) +#define xsprintf(str, format, ...) __xsprintf(str, PSTR(format), ##__VA_ARGS__) +#define xfprintf(func, format, ...) __xfprintf(func, PSTR(format), ##__VA_ARGS__) + +void __xprintf(const char *format_p, ...); /* Send formatted string to the registered device */ +// void __xsprintf(char*, const char *format_p, ...); /* Put formatted string to the memory */ +// void __xfprintf(void(*func)(uint8_t), const char *format_p, ...); /* Send formatted string to the specified device */ + +/* Format string is placed in the ROM. The format flags is similar to printf(). + + %[flag][width][size]type + + flag + A '0' means filled with '0' when output is shorter than width. + ' ' is used in default. This is effective only numeral type. + width + Minimum width in decimal number. This is effective only numeral type. + Default width is zero. + size + A 'l' means the argument is long(32bit). Default is short(16bit). + This is effective only numeral type. + type + 'c' : Character, argument is the value + 's' : String placed on the RAM, argument is the pointer + 'S' : String placed on the ROM, argument is the pointer + 'd' : Signed decimal, argument is the value + 'u' : Unsigned decimal, argument is the value + 'X' : Hexdecimal, argument is the value + 'b' : Binary, argument is the value + '%' : '%' + +*/ + +/*-----------------------------------------------------------------------------*/ +char xatoi(char **str, long *ret); + +/* Get value of the numeral string. + + str + Pointer to pointer to source string + + "0b11001010" binary + "0377" octal + "0xff800" hexdecimal + "1250000" decimal + "-25000" decimal + + ret + Pointer to return value +*/ + +#ifdef __cplusplus +} +#endif diff --git a/platforms/bootloader.h b/platforms/bootloader.h new file mode 100644 index 0000000000..25ebd95288 --- /dev/null +++ b/platforms/bootloader.h @@ -0,0 +1,21 @@ +/* +Copyright 2011 Jun Wako <wakojun@gmail.com> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#pragma once + +/* give code for your bootloader to come up if needed */ +void bootloader_jump(void); diff --git a/platforms/chibios/_timer.h b/platforms/chibios/_timer.h new file mode 100644 index 0000000000..77402b612a --- /dev/null +++ b/platforms/chibios/_timer.h @@ -0,0 +1,19 @@ +/* Copyright 2021 Simon Arlott + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// The platform is 32-bit, so prefer 32-bit timers to avoid overflow +#define FAST_TIMER_T_SIZE 32 diff --git a/platforms/chibios/_wait.c b/platforms/chibios/_wait.c new file mode 100644 index 0000000000..1fbea2dd5e --- /dev/null +++ b/platforms/chibios/_wait.c @@ -0,0 +1,89 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __OPTIMIZE__ +# pragma message "Compiler optimizations disabled; wait_cpuclock() won't work as designed" +#endif + +#define CLOCK_DELAY_NOP8 "nop\n\t nop\n\t nop\n\t nop\n\t nop\n\t nop\n\t nop\n\t nop\n\t" + +__attribute__((always_inline)) static inline void wait_cpuclock(unsigned int n) { /* n: 1..135 */ + /* The argument n must be a constant expression. + * That way, compiler optimization will remove unnecessary code. */ + if (n < 1) { + return; + } + if (n > 8) { + unsigned int n8 = n / 8; + n = n - n8 * 8; + switch (n8) { + case 16: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 15: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 14: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 13: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 12: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 11: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 10: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 9: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 8: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 7: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 6: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 5: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 4: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 3: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 2: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 1: + asm volatile(CLOCK_DELAY_NOP8::: "memory"); + case 0: + break; + } + } + switch (n) { + case 8: + asm volatile("nop" ::: "memory"); + case 7: + asm volatile("nop" ::: "memory"); + case 6: + asm volatile("nop" ::: "memory"); + case 5: + asm volatile("nop" ::: "memory"); + case 4: + asm volatile("nop" ::: "memory"); + case 3: + asm volatile("nop" ::: "memory"); + case 2: + asm volatile("nop" ::: "memory"); + case 1: + asm volatile("nop" ::: "memory"); + case 0: + break; + } +} diff --git a/platforms/chibios/_wait.h b/platforms/chibios/_wait.h new file mode 100644 index 0000000000..2f36c64a2e --- /dev/null +++ b/platforms/chibios/_wait.h @@ -0,0 +1,60 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <ch.h> +#include <hal.h> + +/* chThdSleepX of zero maps to infinite - so we map to a tiny delay to still yield */ +#define wait_ms(ms) \ + do { \ + if (ms != 0) { \ + chThdSleepMilliseconds(ms); \ + } else { \ + chThdSleepMicroseconds(1); \ + } \ + } while (0) + +#ifdef WAIT_US_TIMER +void wait_us(uint16_t duration); +#else +# define wait_us(us) \ + do { \ + if (us != 0) { \ + chThdSleepMicroseconds(us); \ + } else { \ + chThdSleepMicroseconds(1); \ + } \ + } while (0) +#endif + +#include "_wait.c" + +/* For GPIOs on ARM-based MCUs, the input pins are sampled by the clock of the bus + * to which the GPIO is connected. + * The connected buses differ depending on the various series of MCUs. + * And since the instruction execution clock of the CPU and the bus clock of GPIO are different, + * there is a delay of several clocks to read the change of the input signal. + * + * Define this delay with the GPIO_INPUT_PIN_DELAY macro. + * If the GPIO_INPUT_PIN_DELAY macro is not defined, the following default values will be used. + * (A fairly large value of 0.25 microseconds is set.) + */ +#ifndef GPIO_INPUT_PIN_DELAY +# define GPIO_INPUT_PIN_DELAY (CPU_CLOCK / 1000000L / 4) +#endif + +#define waitInputPinDelay() wait_cpuclock(GPIO_INPUT_PIN_DELAY) diff --git a/platforms/chibios/atomic_util.h b/platforms/chibios/atomic_util.h new file mode 100644 index 0000000000..8975045153 --- /dev/null +++ b/platforms/chibios/atomic_util.h @@ -0,0 +1,37 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <ch.h> + +static __inline__ uint8_t __interrupt_disable__(void) { + chSysLock(); + + return 1; +} + +static __inline__ void __interrupt_enable__(const uint8_t *__s) { + chSysUnlock(); + + __asm__ volatile("" ::: "memory"); + (void)__s; +} + +#define ATOMIC_BLOCK(type) for (type, __ToDo = __interrupt_disable__(); __ToDo; __ToDo = 0) +#define ATOMIC_FORCEON uint8_t sreg_save __attribute__((__cleanup__(__interrupt_enable__))) = 0 + +#define ATOMIC_BLOCK_RESTORESTATE _Static_assert(0, "ATOMIC_BLOCK_RESTORESTATE not implemented") +#define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK(ATOMIC_FORCEON) diff --git a/platforms/chibios/boards/BLACKPILL_STM32_F401/configs/mcuconf.h b/platforms/chibios/boards/BLACKPILL_STM32_F401/configs/mcuconf.h index ba6e934fe7..a21fd7bd12 100644 --- a/platforms/chibios/boards/BLACKPILL_STM32_F401/configs/mcuconf.h +++ b/platforms/chibios/boards/BLACKPILL_STM32_F401/configs/mcuconf.h @@ -1,5 +1,5 @@ /* - ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + ChibiOS - Copyright (C) 2006..2020 Giovanni Di Sirio Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. @@ -32,11 +32,15 @@ */ #define STM32F4xx_MCUCONF +#define STM32F401_MCUCONF /* * HAL driver system settings. */ #define STM32_NO_INIT FALSE +#define STM32_PVD_ENABLE FALSE +#define STM32_PLS STM32_PLS_LEV0 +#define STM32_BKPRAM_ENABLE FALSE #define STM32_HSI_ENABLED TRUE #define STM32_LSI_ENABLED TRUE #define STM32_HSE_ENABLED TRUE @@ -44,13 +48,13 @@ #define STM32_CLOCK48_REQUIRED TRUE #define STM32_SW STM32_SW_PLL #define STM32_PLLSRC STM32_PLLSRC_HSE -#define STM32_PLLM_VALUE 25 -#define STM32_PLLN_VALUE 336 -#define STM32_PLLP_VALUE 4 -#define STM32_PLLQ_VALUE 7 -#define STM32_HPRE STM32_HPRE_DIV1 -#define STM32_PPRE1 STM32_PPRE1_DIV4 -#define STM32_PPRE2 STM32_PPRE2_DIV2 +#define STM32_PLLM_VALUE 25 +#define STM32_PLLN_VALUE 336 +#define STM32_PLLP_VALUE 4 +#define STM32_PLLQ_VALUE 7 +#define STM32_HPRE STM32_HPRE_DIV1 +#define STM32_PPRE1 STM32_PPRE1_DIV4 +#define STM32_PPRE2 STM32_PPRE2_DIV2 #define STM32_RTCSEL STM32_RTCSEL_LSI #define STM32_RTCPRE_VALUE 8 #define STM32_MCO1SEL STM32_MCO1SEL_HSI @@ -60,9 +64,6 @@ #define STM32_I2SSRC STM32_I2SSRC_CKIN #define STM32_PLLI2SN_VALUE 192 #define STM32_PLLI2SR_VALUE 5 -#define STM32_PVD_ENABLE FALSE -#define STM32_PLS STM32_PLS_LEV0 -#define STM32_BKPRAM_ENABLE FALSE /* * IRQ system settings. @@ -82,6 +83,19 @@ #define STM32_IRQ_EXTI21_PRIORITY 15 #define STM32_IRQ_EXTI22_PRIORITY 15 +#define STM32_IRQ_TIM1_BRK_TIM9_PRIORITY 7 +#define STM32_IRQ_TIM1_UP_TIM10_PRIORITY 7 +#define STM32_IRQ_TIM1_TRGCO_TIM11_PRIORITY 7 +#define STM32_IRQ_TIM1_CC_PRIORITY 7 +#define STM32_IRQ_TIM2_PRIORITY 7 +#define STM32_IRQ_TIM3_PRIORITY 7 +#define STM32_IRQ_TIM4_PRIORITY 7 +#define STM32_IRQ_TIM5_PRIORITY 7 + +#define STM32_IRQ_USART1_PRIORITY 12 +#define STM32_IRQ_USART2_PRIORITY 12 +#define STM32_IRQ_USART6_PRIORITY 12 + /* * ADC driver system settings. */ @@ -101,14 +115,8 @@ #define STM32_GPT_USE_TIM4 FALSE #define STM32_GPT_USE_TIM5 FALSE #define STM32_GPT_USE_TIM9 FALSE +#define STM32_GPT_USE_TIM10 FALSE #define STM32_GPT_USE_TIM11 FALSE -#define STM32_GPT_TIM1_IRQ_PRIORITY 7 -#define STM32_GPT_TIM2_IRQ_PRIORITY 7 -#define STM32_GPT_TIM3_IRQ_PRIORITY 7 -#define STM32_GPT_TIM4_IRQ_PRIORITY 7 -#define STM32_GPT_TIM5_IRQ_PRIORITY 7 -#define STM32_GPT_TIM9_IRQ_PRIORITY 7 -#define STM32_GPT_TIM11_IRQ_PRIORITY 7 /* * I2C driver system settings. @@ -155,29 +163,20 @@ #define STM32_ICU_USE_TIM4 FALSE #define STM32_ICU_USE_TIM5 FALSE #define STM32_ICU_USE_TIM9 FALSE -#define STM32_ICU_TIM1_IRQ_PRIORITY 7 -#define STM32_ICU_TIM2_IRQ_PRIORITY 7 -#define STM32_ICU_TIM3_IRQ_PRIORITY 7 -#define STM32_ICU_TIM4_IRQ_PRIORITY 7 -#define STM32_ICU_TIM5_IRQ_PRIORITY 7 -#define STM32_ICU_TIM9_IRQ_PRIORITY 7 +#define STM32_ICU_USE_TIM10 FALSE +#define STM32_ICU_USE_TIM11 FALSE /* * PWM driver system settings. */ -#define STM32_PWM_USE_ADVANCED FALSE #define STM32_PWM_USE_TIM1 FALSE #define STM32_PWM_USE_TIM2 FALSE #define STM32_PWM_USE_TIM3 FALSE #define STM32_PWM_USE_TIM4 FALSE #define STM32_PWM_USE_TIM5 FALSE #define STM32_PWM_USE_TIM9 FALSE -#define STM32_PWM_TIM1_IRQ_PRIORITY 7 -#define STM32_PWM_TIM2_IRQ_PRIORITY 7 -#define STM32_PWM_TIM3_IRQ_PRIORITY 7 -#define STM32_PWM_TIM4_IRQ_PRIORITY 7 -#define STM32_PWM_TIM5_IRQ_PRIORITY 7 -#define STM32_PWM_TIM9_IRQ_PRIORITY 7 +#define STM32_PWM_USE_TIM10 FALSE +#define STM32_PWM_USE_TIM11 FALSE /* * SERIAL driver system settings. @@ -185,9 +184,6 @@ #define STM32_SERIAL_USE_USART1 FALSE #define STM32_SERIAL_USE_USART2 FALSE #define STM32_SERIAL_USE_USART6 FALSE -#define STM32_SERIAL_USART1_PRIORITY 12 -#define STM32_SERIAL_USART2_PRIORITY 12 -#define STM32_SERIAL_USART6_PRIORITY 12 /* * SPI driver system settings. @@ -227,9 +223,6 @@ #define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6) #define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2) #define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7) -#define STM32_UART_USART1_IRQ_PRIORITY 12 -#define STM32_UART_USART2_IRQ_PRIORITY 12 -#define STM32_UART_USART6_IRQ_PRIORITY 12 #define STM32_UART_USART1_DMA_PRIORITY 0 #define STM32_UART_USART2_DMA_PRIORITY 0 #define STM32_UART_USART6_DMA_PRIORITY 0 @@ -241,9 +234,7 @@ #define STM32_USB_USE_OTG1 TRUE #define STM32_USB_OTG1_IRQ_PRIORITY 14 #define STM32_USB_OTG1_RX_FIFO_SIZE 512 -#define STM32_USB_OTG_THREAD_PRIO NORMALPRIO+1 -#define STM32_USB_OTG_THREAD_STACK_SIZE 128 -#define STM32_USB_OTGFIFO_FILL_BASEPRI 0 +#define STM32_USB_HOST_WAKEUP_DURATION 2 /* * WDG driver system settings. diff --git a/platforms/chibios/boards/BLACKPILL_STM32_F411/configs/mcuconf.h b/platforms/chibios/boards/BLACKPILL_STM32_F411/configs/mcuconf.h index 0394ff56bb..131c847661 100644 --- a/platforms/chibios/boards/BLACKPILL_STM32_F411/configs/mcuconf.h +++ b/platforms/chibios/boards/BLACKPILL_STM32_F411/configs/mcuconf.h @@ -1,5 +1,5 @@ /* - ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + ChibiOS - Copyright (C) 2006..2020 Giovanni Di Sirio Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. @@ -32,11 +32,15 @@ */ #define STM32F4xx_MCUCONF +#define STM32F411_MCUCONF /* * HAL driver system settings. */ #define STM32_NO_INIT FALSE +#define STM32_PVD_ENABLE FALSE +#define STM32_PLS STM32_PLS_LEV0 +#define STM32_BKPRAM_ENABLE FALSE #define STM32_HSI_ENABLED TRUE #define STM32_LSI_ENABLED TRUE #define STM32_HSE_ENABLED TRUE @@ -60,9 +64,6 @@ #define STM32_I2SSRC STM32_I2SSRC_CKIN #define STM32_PLLI2SN_VALUE 192 #define STM32_PLLI2SR_VALUE 5 -#define STM32_PVD_ENABLE FALSE -#define STM32_PLS STM32_PLS_LEV0 -#define STM32_BKPRAM_ENABLE FALSE /* * IRQ system settings. @@ -82,6 +83,19 @@ #define STM32_IRQ_EXTI21_PRIORITY 15 #define STM32_IRQ_EXTI22_PRIORITY 15 +#define STM32_IRQ_TIM1_BRK_TIM9_PRIORITY 7 +#define STM32_IRQ_TIM1_UP_TIM10_PRIORITY 7 +#define STM32_IRQ_TIM1_TRGCO_TIM11_PRIORITY 7 +#define STM32_IRQ_TIM1_CC_PRIORITY 7 +#define STM32_IRQ_TIM2_PRIORITY 7 +#define STM32_IRQ_TIM3_PRIORITY 7 +#define STM32_IRQ_TIM4_PRIORITY 7 +#define STM32_IRQ_TIM5_PRIORITY 7 + +#define STM32_IRQ_USART1_PRIORITY 12 +#define STM32_IRQ_USART2_PRIORITY 12 +#define STM32_IRQ_USART6_PRIORITY 12 + /* * ADC driver system settings. */ @@ -101,14 +115,8 @@ #define STM32_GPT_USE_TIM4 FALSE #define STM32_GPT_USE_TIM5 FALSE #define STM32_GPT_USE_TIM9 FALSE +#define STM32_GPT_USE_TIM10 FALSE #define STM32_GPT_USE_TIM11 FALSE -#define STM32_GPT_TIM1_IRQ_PRIORITY 7 -#define STM32_GPT_TIM2_IRQ_PRIORITY 7 -#define STM32_GPT_TIM3_IRQ_PRIORITY 7 -#define STM32_GPT_TIM4_IRQ_PRIORITY 7 -#define STM32_GPT_TIM5_IRQ_PRIORITY 7 -#define STM32_GPT_TIM9_IRQ_PRIORITY 7 -#define STM32_GPT_TIM11_IRQ_PRIORITY 7 /* * I2C driver system settings. @@ -155,29 +163,28 @@ #define STM32_ICU_USE_TIM4 FALSE #define STM32_ICU_USE_TIM5 FALSE #define STM32_ICU_USE_TIM9 FALSE -#define STM32_ICU_TIM1_IRQ_PRIORITY 7 -#define STM32_ICU_TIM2_IRQ_PRIORITY 7 -#define STM32_ICU_TIM3_IRQ_PRIORITY 7 -#define STM32_ICU_TIM4_IRQ_PRIORITY 7 -#define STM32_ICU_TIM5_IRQ_PRIORITY 7 -#define STM32_ICU_TIM9_IRQ_PRIORITY 7 +#define STM32_ICU_USE_TIM10 FALSE +#define STM32_ICU_USE_TIM11 FALSE /* * PWM driver system settings. */ -#define STM32_PWM_USE_ADVANCED FALSE #define STM32_PWM_USE_TIM1 FALSE #define STM32_PWM_USE_TIM2 FALSE #define STM32_PWM_USE_TIM3 FALSE #define STM32_PWM_USE_TIM4 FALSE #define STM32_PWM_USE_TIM5 FALSE #define STM32_PWM_USE_TIM9 FALSE -#define STM32_PWM_TIM1_IRQ_PRIORITY 7 -#define STM32_PWM_TIM2_IRQ_PRIORITY 7 -#define STM32_PWM_TIM3_IRQ_PRIORITY 7 -#define STM32_PWM_TIM4_IRQ_PRIORITY 7 -#define STM32_PWM_TIM5_IRQ_PRIORITY 7 -#define STM32_PWM_TIM9_IRQ_PRIORITY 7 +#define STM32_PWM_USE_TIM10 FALSE +#define STM32_PWM_USE_TIM11 FALSE + +/* + * RTC driver system settings. + */ +#define STM32_RTC_PRESA_VALUE 32 +#define STM32_RTC_PRESS_VALUE 1024 +#define STM32_RTC_CR_INIT 0 +#define STM32_RTC_TAMPCR_INIT 0 /* * SERIAL driver system settings. @@ -185,9 +192,6 @@ #define STM32_SERIAL_USE_USART1 FALSE #define STM32_SERIAL_USE_USART2 FALSE #define STM32_SERIAL_USE_USART6 FALSE -#define STM32_SERIAL_USART1_PRIORITY 12 -#define STM32_SERIAL_USART2_PRIORITY 12 -#define STM32_SERIAL_USART6_PRIORITY 12 /* * SPI driver system settings. @@ -227,9 +231,6 @@ #define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6) #define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2) #define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7) -#define STM32_UART_USART1_IRQ_PRIORITY 12 -#define STM32_UART_USART2_IRQ_PRIORITY 12 -#define STM32_UART_USART6_IRQ_PRIORITY 12 #define STM32_UART_USART1_DMA_PRIORITY 0 #define STM32_UART_USART2_DMA_PRIORITY 0 #define STM32_UART_USART6_DMA_PRIORITY 0 @@ -241,9 +242,7 @@ #define STM32_USB_USE_OTG1 TRUE #define STM32_USB_OTG1_IRQ_PRIORITY 14 #define STM32_USB_OTG1_RX_FIFO_SIZE 512 -#define STM32_USB_OTG_THREAD_PRIO NORMALPRIO+1 -#define STM32_USB_OTG_THREAD_STACK_SIZE 128 -#define STM32_USB_OTGFIFO_FILL_BASEPRI 0 +#define STM32_USB_HOST_WAKEUP_DURATION 2 /* * WDG driver system settings. diff --git a/platforms/chibios/boards/GENERIC_STM32_F405XG/board/board.mk b/platforms/chibios/boards/GENERIC_STM32_F405XG/board/board.mk new file mode 100644 index 0000000000..6c837bb8ee --- /dev/null +++ b/platforms/chibios/boards/GENERIC_STM32_F405XG/board/board.mk @@ -0,0 +1,9 @@ +# List of all the board related files. +BOARDSRC = $(CHIBIOS)/os/hal/boards/ST_STM32F4_DISCOVERY/board.c + +# Required include directories +BOARDINC = $(CHIBIOS)/os/hal/boards/ST_STM32F4_DISCOVERY + +# Shared variables +ALLCSRC += $(BOARDSRC) +ALLINC += $(BOARDINC)
\ No newline at end of file diff --git a/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/board.h b/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/board.h new file mode 100644 index 0000000000..8cb771bc12 --- /dev/null +++ b/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/board.h @@ -0,0 +1,28 @@ +/* Copyright 2020 Nick Brassel (tzarc) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ +#pragma once + +#define STM32_HSECLK 12000000 +// The following is required to disable the pull-down on PA9, when PA9 is used for the keyboard matrix: +#define BOARD_OTG_NOVBUSSENS + +#include_next "board.h" + +#undef STM32_HSE_BYPASS + +#undef STM32F407xx +#define STM32F405xG +#define STM32F405xx diff --git a/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/config.h b/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/config.h new file mode 100644 index 0000000000..cc52a953ed --- /dev/null +++ b/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/config.h @@ -0,0 +1,23 @@ +/* Copyright 2021 Andrei Purdea + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* Address for jumping to bootloader on STM32 chips. */ +/* It is chip dependent, the correct number can be looked up by checking against ST's application note AN2606. + */ +#define STM32_BOOTLOADER_ADDRESS 0x1FFF0000 +#ifndef EARLY_INIT_PERFORM_BOOTLOADER_JUMP +# define EARLY_INIT_PERFORM_BOOTLOADER_JUMP TRUE +#endif diff --git a/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/mcuconf.h b/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/mcuconf.h new file mode 100644 index 0000000000..908a580a91 --- /dev/null +++ b/platforms/chibios/boards/GENERIC_STM32_F405XG/configs/mcuconf.h @@ -0,0 +1,352 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +#ifndef MCUCONF_H +#define MCUCONF_H + +/* + * STM32F4xx drivers configuration. + * The following settings override the default settings present in + * the various device driver implementation headers. + * Note that the settings for each driver only have effect if the whole + * driver is enabled in halconf.h. + * + * IRQ priorities: + * 15...0 Lowest...Highest. + * + * DMA priorities: + * 0...3 Lowest...Highest. + */ + +#define STM32F4xx_MCUCONF +#define STM32F405_MCUCONF +#define STM32F415_MCUCONF +#define STM32F407_MCUCONF +#define STM32F417_MCUCONF + +/* + * HAL driver system settings. + */ +#define STM32_NO_INIT FALSE +#define STM32_PVD_ENABLE FALSE +#define STM32_PLS STM32_PLS_LEV0 +#define STM32_BKPRAM_ENABLE FALSE +#define STM32_HSI_ENABLED TRUE +#define STM32_LSI_ENABLED TRUE +#define STM32_HSE_ENABLED TRUE +#define STM32_LSE_ENABLED FALSE +#define STM32_CLOCK48_REQUIRED TRUE +#define STM32_SW STM32_SW_PLL +#define STM32_PLLSRC STM32_PLLSRC_HSE +#define STM32_PLLM_VALUE 12 +#define STM32_PLLN_VALUE 336 +#define STM32_PLLP_VALUE 2 +#define STM32_PLLQ_VALUE 7 +#define STM32_HPRE STM32_HPRE_DIV1 +#define STM32_PPRE1 STM32_PPRE1_DIV4 +#define STM32_PPRE2 STM32_PPRE2_DIV2 +#define STM32_RTCSEL STM32_RTCSEL_LSI +#define STM32_RTCPRE_VALUE 8 +#define STM32_MCO1SEL STM32_MCO1SEL_HSI +#define STM32_MCO1PRE STM32_MCO1PRE_DIV1 +#define STM32_MCO2SEL STM32_MCO2SEL_SYSCLK +#define STM32_MCO2PRE STM32_MCO2PRE_DIV5 +#define STM32_I2SSRC STM32_I2SSRC_CKIN +#define STM32_PLLI2SN_VALUE 192 +#define STM32_PLLI2SR_VALUE 5 + +/* + * IRQ system settings. + */ +#define STM32_IRQ_EXTI0_PRIORITY 6 +#define STM32_IRQ_EXTI1_PRIORITY 6 +#define STM32_IRQ_EXTI2_PRIORITY 6 +#define STM32_IRQ_EXTI3_PRIORITY 6 +#define STM32_IRQ_EXTI4_PRIORITY 6 +#define STM32_IRQ_EXTI5_9_PRIORITY 6 +#define STM32_IRQ_EXTI10_15_PRIORITY 6 +#define STM32_IRQ_EXTI16_PRIORITY 6 +#define STM32_IRQ_EXTI17_PRIORITY 15 +#define STM32_IRQ_EXTI18_PRIORITY 6 +#define STM32_IRQ_EXTI19_PRIORITY 6 +#define STM32_IRQ_EXTI20_PRIORITY 6 +#define STM32_IRQ_EXTI21_PRIORITY 15 +#define STM32_IRQ_EXTI22_PRIORITY 15 + +/* + * ADC driver system settings. + */ +#define STM32_ADC_ADCPRE ADC_CCR_ADCPRE_DIV4 +#define STM32_ADC_USE_ADC1 FALSE +#define STM32_ADC_USE_ADC2 FALSE +#define STM32_ADC_USE_ADC3 FALSE +#define STM32_ADC_ADC1_DMA_STREAM STM32_DMA_STREAM_ID(2, 4) +#define STM32_ADC_ADC2_DMA_STREAM STM32_DMA_STREAM_ID(2, 2) +#define STM32_ADC_ADC3_DMA_STREAM STM32_DMA_STREAM_ID(2, 1) +#define STM32_ADC_ADC1_DMA_PRIORITY 2 +#define STM32_ADC_ADC2_DMA_PRIORITY 2 +#define STM32_ADC_ADC3_DMA_PRIORITY 2 +#define STM32_ADC_IRQ_PRIORITY 6 +#define STM32_ADC_ADC1_DMA_IRQ_PRIORITY 6 +#define STM32_ADC_ADC2_DMA_IRQ_PRIORITY 6 +#define STM32_ADC_ADC3_DMA_IRQ_PRIORITY 6 + +/* + * CAN driver system settings. + */ +#define STM32_CAN_USE_CAN1 FALSE +#define STM32_CAN_USE_CAN2 FALSE +#define STM32_CAN_CAN1_IRQ_PRIORITY 11 +#define STM32_CAN_CAN2_IRQ_PRIORITY 11 + +/* + * DAC driver system settings. + */ +#define STM32_DAC_DUAL_MODE FALSE +#define STM32_DAC_USE_DAC1_CH1 FALSE +#define STM32_DAC_USE_DAC1_CH2 FALSE +#define STM32_DAC_DAC1_CH1_IRQ_PRIORITY 10 +#define STM32_DAC_DAC1_CH2_IRQ_PRIORITY 10 +#define STM32_DAC_DAC1_CH1_DMA_PRIORITY 2 +#define STM32_DAC_DAC1_CH2_DMA_PRIORITY 2 +#define STM32_DAC_DAC1_CH1_DMA_STREAM STM32_DMA_STREAM_ID(1, 5) +#define STM32_DAC_DAC1_CH2_DMA_STREAM STM32_DMA_STREAM_ID(1, 6) + +/* + * GPT driver system settings. + */ +#define STM32_GPT_USE_TIM1 FALSE +#define STM32_GPT_USE_TIM2 FALSE +#define STM32_GPT_USE_TIM3 FALSE +#define STM32_GPT_USE_TIM4 FALSE +#define STM32_GPT_USE_TIM5 FALSE +#define STM32_GPT_USE_TIM6 FALSE +#define STM32_GPT_USE_TIM7 FALSE +#define STM32_GPT_USE_TIM8 FALSE +#define STM32_GPT_USE_TIM9 FALSE +#define STM32_GPT_USE_TIM11 FALSE +#define STM32_GPT_USE_TIM12 FALSE +#define STM32_GPT_USE_TIM14 FALSE +#define STM32_GPT_TIM1_IRQ_PRIORITY 7 +#define STM32_GPT_TIM2_IRQ_PRIORITY 7 +#define STM32_GPT_TIM3_IRQ_PRIORITY 7 +#define STM32_GPT_TIM4_IRQ_PRIORITY 7 +#define STM32_GPT_TIM5_IRQ_PRIORITY 7 +#define STM32_GPT_TIM6_IRQ_PRIORITY 7 +#define STM32_GPT_TIM7_IRQ_PRIORITY 7 +#define STM32_GPT_TIM8_IRQ_PRIORITY 7 +#define STM32_GPT_TIM9_IRQ_PRIORITY 7 +#define STM32_GPT_TIM11_IRQ_PRIORITY 7 +#define STM32_GPT_TIM12_IRQ_PRIORITY 7 +#define STM32_GPT_TIM14_IRQ_PRIORITY 7 + +/* + * I2C driver system settings. + */ +#define STM32_I2C_USE_I2C1 FALSE +#define STM32_I2C_USE_I2C2 FALSE +#define STM32_I2C_USE_I2C3 FALSE +#define STM32_I2C_BUSY_TIMEOUT 50 +#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0) +#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6) +#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2) +#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7) +#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2) +#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) +#define STM32_I2C_I2C1_IRQ_PRIORITY 5 +#define STM32_I2C_I2C2_IRQ_PRIORITY 5 +#define STM32_I2C_I2C3_IRQ_PRIORITY 5 +#define STM32_I2C_I2C1_DMA_PRIORITY 3 +#define STM32_I2C_I2C2_DMA_PRIORITY 3 +#define STM32_I2C_I2C3_DMA_PRIORITY 3 +#define STM32_I2C_DMA_ERROR_HOOK(i2cp) osalSysHalt("DMA failure") + +/* + * I2S driver system settings. + */ +#define STM32_I2S_USE_SPI2 FALSE +#define STM32_I2S_USE_SPI3 FALSE +#define STM32_I2S_SPI2_IRQ_PRIORITY 10 +#define STM32_I2S_SPI3_IRQ_PRIORITY 10 +#define STM32_I2S_SPI2_DMA_PRIORITY 1 +#define STM32_I2S_SPI3_DMA_PRIORITY 1 +#define STM32_I2S_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) +#define STM32_I2S_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) +#define STM32_I2S_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0) +#define STM32_I2S_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7) +#define STM32_I2S_DMA_ERROR_HOOK(i2sp) osalSysHalt("DMA failure") + +/* + * ICU driver system settings. + */ +#define STM32_ICU_USE_TIM1 FALSE +#define STM32_ICU_USE_TIM2 FALSE +#define STM32_ICU_USE_TIM3 FALSE +#define STM32_ICU_USE_TIM4 FALSE +#define STM32_ICU_USE_TIM5 FALSE +#define STM32_ICU_USE_TIM8 FALSE +#define STM32_ICU_USE_TIM9 FALSE +#define STM32_ICU_TIM1_IRQ_PRIORITY 7 +#define STM32_ICU_TIM2_IRQ_PRIORITY 7 +#define STM32_ICU_TIM3_IRQ_PRIORITY 7 +#define STM32_ICU_TIM4_IRQ_PRIORITY 7 +#define STM32_ICU_TIM5_IRQ_PRIORITY 7 +#define STM32_ICU_TIM8_IRQ_PRIORITY 7 +#define STM32_ICU_TIM9_IRQ_PRIORITY 7 + +/* + * MAC driver system settings. + */ +#define STM32_MAC_TRANSMIT_BUFFERS 2 +#define STM32_MAC_RECEIVE_BUFFERS 4 +#define STM32_MAC_BUFFERS_SIZE 1522 +#define STM32_MAC_PHY_TIMEOUT 100 +#define STM32_MAC_ETH1_CHANGE_PHY_STATE TRUE +#define STM32_MAC_ETH1_IRQ_PRIORITY 13 +#define STM32_MAC_IP_CHECKSUM_OFFLOAD 0 + +/* + * PWM driver system settings. + */ +#define STM32_PWM_USE_ADVANCED FALSE +#define STM32_PWM_USE_TIM1 FALSE +#define STM32_PWM_USE_TIM2 FALSE +#define STM32_PWM_USE_TIM3 FALSE +#define STM32_PWM_USE_TIM4 FALSE +#define STM32_PWM_USE_TIM5 FALSE +#define STM32_PWM_USE_TIM8 FALSE +#define STM32_PWM_USE_TIM9 FALSE +#define STM32_PWM_TIM1_IRQ_PRIORITY 7 +#define STM32_PWM_TIM2_IRQ_PRIORITY 7 +#define STM32_PWM_TIM3_IRQ_PRIORITY 7 +#define STM32_PWM_TIM4_IRQ_PRIORITY 7 +#define STM32_PWM_TIM5_IRQ_PRIORITY 7 +#define STM32_PWM_TIM8_IRQ_PRIORITY 7 +#define STM32_PWM_TIM9_IRQ_PRIORITY 7 + +/* + * RTC driver system settings. + */ +#define STM32_RTC_PRESA_VALUE 32 +#define STM32_RTC_PRESS_VALUE 1024 +#define STM32_RTC_CR_INIT 0 +#define STM32_RTC_TAMPCR_INIT 0 + +/* + * SDC driver system settings. + */ +#define STM32_SDC_SDIO_DMA_PRIORITY 3 +#define STM32_SDC_SDIO_IRQ_PRIORITY 9 +#define STM32_SDC_WRITE_TIMEOUT_MS 1000 +#define STM32_SDC_READ_TIMEOUT_MS 1000 +#define STM32_SDC_CLOCK_ACTIVATION_DELAY 10 +#define STM32_SDC_SDIO_UNALIGNED_SUPPORT TRUE +#define STM32_SDC_SDIO_DMA_STREAM STM32_DMA_STREAM_ID(2, 3) + +/* + * SERIAL driver system settings. + */ +#define STM32_SERIAL_USE_USART1 FALSE +#define STM32_SERIAL_USE_USART2 FALSE +#define STM32_SERIAL_USE_USART3 FALSE +#define STM32_SERIAL_USE_UART4 FALSE +#define STM32_SERIAL_USE_UART5 FALSE +#define STM32_SERIAL_USE_USART6 FALSE +#define STM32_SERIAL_USART1_PRIORITY 12 +#define STM32_SERIAL_USART2_PRIORITY 12 +#define STM32_SERIAL_USART3_PRIORITY 12 +#define STM32_SERIAL_UART4_PRIORITY 12 +#define STM32_SERIAL_UART5_PRIORITY 12 +#define STM32_SERIAL_USART6_PRIORITY 12 + +/* + * SPI driver system settings. + */ +#define STM32_SPI_USE_SPI1 FALSE +#define STM32_SPI_USE_SPI2 FALSE +#define STM32_SPI_USE_SPI3 FALSE +#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 0) +#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3) +#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) +#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) +#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0) +#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7) +#define STM32_SPI_SPI1_DMA_PRIORITY 1 +#define STM32_SPI_SPI2_DMA_PRIORITY 1 +#define STM32_SPI_SPI3_DMA_PRIORITY 1 +#define STM32_SPI_SPI1_IRQ_PRIORITY 10 +#define STM32_SPI_SPI2_IRQ_PRIORITY 10 +#define STM32_SPI_SPI3_IRQ_PRIORITY 10 +#define STM32_SPI_DMA_ERROR_HOOK(spip) osalSysHalt("DMA failure") + +/* + * ST driver system settings. + */ +#define STM32_ST_IRQ_PRIORITY 8 +#define STM32_ST_USE_TIMER 2 + +/* + * UART driver system settings. + */ +#define STM32_UART_USE_USART1 FALSE +#define STM32_UART_USE_USART2 FALSE +#define STM32_UART_USE_USART3 FALSE +#define STM32_UART_USE_UART4 FALSE +#define STM32_UART_USE_UART5 FALSE +#define STM32_UART_USE_USART6 FALSE +#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5) +#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7) +#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5) +#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6) +#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1) +#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) +#define STM32_UART_UART4_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2) +#define STM32_UART_UART4_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) +#define STM32_UART_UART5_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0) +#define STM32_UART_UART5_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7) +#define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2) +#define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7) +#define STM32_UART_USART1_IRQ_PRIORITY 12 +#define STM32_UART_USART2_IRQ_PRIORITY 12 +#define STM32_UART_USART3_IRQ_PRIORITY 12 +#define STM32_UART_UART4_IRQ_PRIORITY 12 +#define STM32_UART_UART5_IRQ_PRIORITY 12 +#define STM32_UART_USART6_IRQ_PRIORITY 12 +#define STM32_UART_USART1_DMA_PRIORITY 0 +#define STM32_UART_USART2_DMA_PRIORITY 0 +#define STM32_UART_USART3_DMA_PRIORITY 0 +#define STM32_UART_UART4_DMA_PRIORITY 0 +#define STM32_UART_UART5_DMA_PRIORITY 0 +#define STM32_UART_USART6_DMA_PRIORITY 0 +#define STM32_UART_DMA_ERROR_HOOK(uartp) osalSysHalt("DMA failure") + +/* + * USB driver system settings. + */ +#define STM32_USB_USE_OTG1 TRUE +#define STM32_USB_USE_OTG2 FALSE +#define STM32_USB_OTG1_IRQ_PRIORITY 14 +#define STM32_USB_OTG2_IRQ_PRIORITY 14 +#define STM32_USB_OTG1_RX_FIFO_SIZE 512 +#define STM32_USB_OTG2_RX_FIFO_SIZE 1024 +#define STM32_USB_HOST_WAKEUP_DURATION 2 + +/* + * WDG driver system settings. + */ +#define STM32_WDG_USE_IWDG FALSE + +#endif /* MCUCONF_H */ diff --git a/platforms/chibios/boards/GENERIC_STM32_F407XE/configs/mcuconf.h b/platforms/chibios/boards/GENERIC_STM32_F407XE/configs/mcuconf.h index 4be47fe1b0..928ee56c71 100644 --- a/platforms/chibios/boards/GENERIC_STM32_F407XE/configs/mcuconf.h +++ b/platforms/chibios/boards/GENERIC_STM32_F407XE/configs/mcuconf.h @@ -344,9 +344,6 @@ #define STM32_USB_OTG2_RX_FIFO_SIZE 1024 #define STM32_USB_HOST_WAKEUP_DURATION 2 -#define STM32_USB_OTG_THREAD_PRIO NORMALPRIO+1 -#define STM32_USB_OTG_THREAD_STACK_SIZE 128 - /* * WDG driver system settings. */ diff --git a/platforms/chibios/boards/GENERIC_STM32_F446XE/configs/mcuconf.h b/platforms/chibios/boards/GENERIC_STM32_F446XE/configs/mcuconf.h index d2de75590e..566c146c25 100644 --- a/platforms/chibios/boards/GENERIC_STM32_F446XE/configs/mcuconf.h +++ b/platforms/chibios/boards/GENERIC_STM32_F446XE/configs/mcuconf.h @@ -1,5 +1,5 @@ /* - ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + ChibiOS - Copyright (C) 2006..2020 Giovanni Di Sirio Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. @@ -32,11 +32,15 @@ */ #define STM32F4xx_MCUCONF +#define STM32F446_MCUCONF /* * HAL driver system settings. */ #define STM32_NO_INIT FALSE +#define STM32_PVD_ENABLE FALSE +#define STM32_PLS STM32_PLS_LEV0 +#define STM32_BKPRAM_ENABLE FALSE #define STM32_HSI_ENABLED FALSE #define STM32_LSI_ENABLED TRUE #define STM32_HSE_ENABLED TRUE @@ -70,9 +74,6 @@ #define STM32_SAI1SEL STM32_SAI2SEL_PLLR #define STM32_SAI2SEL STM32_SAI2SEL_PLLR #define STM32_CK48MSEL STM32_CK48MSEL_PLLALT -#define STM32_PVD_ENABLE FALSE -#define STM32_PLS STM32_PLS_LEV0 -#define STM32_BKPRAM_ENABLE FALSE /* * IRQ system settings. @@ -92,6 +93,30 @@ #define STM32_IRQ_EXTI21_PRIORITY 15 #define STM32_IRQ_EXTI22_PRIORITY 15 +#define STM32_IRQ_TIM1_BRK_TIM9_PRIORITY 7 +#define STM32_IRQ_TIM1_UP_TIM10_PRIORITY 7 +#define STM32_IRQ_TIM1_TRGCO_TIM11_PRIORITY 7 +#define STM32_IRQ_TIM1_CC_PRIORITY 7 +#define STM32_IRQ_TIM2_PRIORITY 7 +#define STM32_IRQ_TIM3_PRIORITY 7 +#define STM32_IRQ_TIM4_PRIORITY 7 +#define STM32_IRQ_TIM5_PRIORITY 7 +#define STM32_IRQ_TIM6_PRIORITY 7 +#define STM32_IRQ_TIM7_PRIORITY 7 +#define STM32_IRQ_TIM8_BRK_TIM12_PRIORITY 7 +#define STM32_IRQ_TIM8_UP_TIM13_PRIORITY 7 +#define STM32_IRQ_TIM8_TRGCO_TIM14_PRIORITY 7 +#define STM32_IRQ_TIM8_CC_PRIORITY 7 + +#define STM32_IRQ_USART1_PRIORITY 12 +#define STM32_IRQ_USART2_PRIORITY 12 +#define STM32_IRQ_USART3_PRIORITY 12 +#define STM32_IRQ_UART4_PRIORITY 12 +#define STM32_IRQ_UART5_PRIORITY 12 +#define STM32_IRQ_USART6_PRIORITY 12 +#define STM32_IRQ_UART7_PRIORITY 12 +#define STM32_IRQ_UART8_PRIORITY 12 + /* * ADC driver system settings. */ @@ -143,21 +168,11 @@ #define STM32_GPT_USE_TIM7 FALSE #define STM32_GPT_USE_TIM8 FALSE #define STM32_GPT_USE_TIM9 FALSE +#define STM32_GPT_USE_TIM10 FALSE #define STM32_GPT_USE_TIM11 FALSE #define STM32_GPT_USE_TIM12 FALSE +#define STM32_GPT_USE_TIM13 FALSE #define STM32_GPT_USE_TIM14 FALSE -#define STM32_GPT_TIM1_IRQ_PRIORITY 7 -#define STM32_GPT_TIM2_IRQ_PRIORITY 7 -#define STM32_GPT_TIM3_IRQ_PRIORITY 7 -#define STM32_GPT_TIM4_IRQ_PRIORITY 7 -#define STM32_GPT_TIM5_IRQ_PRIORITY 7 -#define STM32_GPT_TIM6_IRQ_PRIORITY 7 -#define STM32_GPT_TIM7_IRQ_PRIORITY 7 -#define STM32_GPT_TIM8_IRQ_PRIORITY 7 -#define STM32_GPT_TIM9_IRQ_PRIORITY 7 -#define STM32_GPT_TIM11_IRQ_PRIORITY 7 -#define STM32_GPT_TIM12_IRQ_PRIORITY 7 -#define STM32_GPT_TIM14_IRQ_PRIORITY 7 /* * I2C driver system settings. @@ -205,13 +220,11 @@ #define STM32_ICU_USE_TIM5 FALSE #define STM32_ICU_USE_TIM8 FALSE #define STM32_ICU_USE_TIM9 FALSE -#define STM32_ICU_TIM1_IRQ_PRIORITY 7 -#define STM32_ICU_TIM2_IRQ_PRIORITY 7 -#define STM32_ICU_TIM3_IRQ_PRIORITY 7 -#define STM32_ICU_TIM4_IRQ_PRIORITY 7 -#define STM32_ICU_TIM5_IRQ_PRIORITY 7 -#define STM32_ICU_TIM8_IRQ_PRIORITY 7 -#define STM32_ICU_TIM9_IRQ_PRIORITY 7 +#define STM32_ICU_USE_TIM10 FALSE +#define STM32_ICU_USE_TIM11 FALSE +#define STM32_ICU_USE_TIM12 FALSE +#define STM32_ICU_USE_TIM13 FALSE +#define STM32_ICU_USE_TIM14 FALSE /* * MAC driver system settings. @@ -227,7 +240,6 @@ /* * PWM driver system settings. */ -#define STM32_PWM_USE_ADVANCED FALSE #define STM32_PWM_USE_TIM1 FALSE #define STM32_PWM_USE_TIM2 FALSE #define STM32_PWM_USE_TIM3 FALSE @@ -235,13 +247,19 @@ #define STM32_PWM_USE_TIM5 FALSE #define STM32_PWM_USE_TIM8 FALSE #define STM32_PWM_USE_TIM9 FALSE -#define STM32_PWM_TIM1_IRQ_PRIORITY 7 -#define STM32_PWM_TIM2_IRQ_PRIORITY 7 -#define STM32_PWM_TIM3_IRQ_PRIORITY 7 -#define STM32_PWM_TIM4_IRQ_PRIORITY 7 -#define STM32_PWM_TIM5_IRQ_PRIORITY 7 -#define STM32_PWM_TIM8_IRQ_PRIORITY 7 -#define STM32_PWM_TIM9_IRQ_PRIORITY 7 +#define STM32_PWM_USE_TIM10 FALSE +#define STM32_PWM_USE_TIM11 FALSE +#define STM32_PWM_USE_TIM12 FALSE +#define STM32_PWM_USE_TIM13 FALSE +#define STM32_PWM_USE_TIM14 FALSE + +/* + * RTC driver system settings. + */ +#define STM32_RTC_PRESA_VALUE 32 +#define STM32_RTC_PRESS_VALUE 1024 +#define STM32_RTC_CR_INIT 0 +#define STM32_RTC_TAMPCR_INIT 0 /* * SDC driver system settings. @@ -265,14 +283,6 @@ #define STM32_SERIAL_USE_USART6 FALSE #define STM32_SERIAL_USE_UART7 FALSE #define STM32_SERIAL_USE_UART8 FALSE -#define STM32_SERIAL_USART1_PRIORITY 12 -#define STM32_SERIAL_USART2_PRIORITY 12 -#define STM32_SERIAL_USART3_PRIORITY 12 -#define STM32_SERIAL_UART4_PRIORITY 12 -#define STM32_SERIAL_UART5_PRIORITY 12 -#define STM32_SERIAL_USART6_PRIORITY 12 -#define STM32_SERIAL_UART7_PRIORITY 12 -#define STM32_SERIAL_UART8_PRIORITY 12 /* * SPI driver system settings. @@ -281,6 +291,8 @@ #define STM32_SPI_USE_SPI2 FALSE #define STM32_SPI_USE_SPI3 FALSE #define STM32_SPI_USE_SPI4 FALSE +#define STM32_SPI_USE_SPI5 FALSE +#define STM32_SPI_USE_SPI6 FALSE #define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 0) #define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3) #define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) @@ -289,14 +301,22 @@ #define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7) #define STM32_SPI_SPI4_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 0) #define STM32_SPI_SPI4_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 1) +#define STM32_SPI_SPI5_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3) +#define STM32_SPI_SPI5_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 4) +#define STM32_SPI_SPI6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 6) +#define STM32_SPI_SPI6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5) #define STM32_SPI_SPI1_DMA_PRIORITY 1 #define STM32_SPI_SPI2_DMA_PRIORITY 1 #define STM32_SPI_SPI3_DMA_PRIORITY 1 #define STM32_SPI_SPI4_DMA_PRIORITY 1 +#define STM32_SPI_SPI5_DMA_PRIORITY 1 +#define STM32_SPI_SPI6_DMA_PRIORITY 1 #define STM32_SPI_SPI1_IRQ_PRIORITY 10 #define STM32_SPI_SPI2_IRQ_PRIORITY 10 #define STM32_SPI_SPI3_IRQ_PRIORITY 10 #define STM32_SPI_SPI4_IRQ_PRIORITY 10 +#define STM32_SPI_SPI5_IRQ_PRIORITY 10 +#define STM32_SPI_SPI6_IRQ_PRIORITY 10 #define STM32_SPI_DMA_ERROR_HOOK(spip) osalSysHalt("DMA failure") /* @@ -326,12 +346,6 @@ #define STM32_UART_UART5_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7) #define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2) #define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7) -#define STM32_UART_USART1_IRQ_PRIORITY 12 -#define STM32_UART_USART2_IRQ_PRIORITY 12 -#define STM32_UART_USART3_IRQ_PRIORITY 12 -#define STM32_UART_UART4_IRQ_PRIORITY 12 -#define STM32_UART_UART5_IRQ_PRIORITY 12 -#define STM32_UART_USART6_IRQ_PRIORITY 12 #define STM32_UART_USART1_DMA_PRIORITY 0 #define STM32_UART_USART2_DMA_PRIORITY 0 #define STM32_UART_USART3_DMA_PRIORITY 0 @@ -349,9 +363,7 @@ #define STM32_USB_OTG2_IRQ_PRIORITY 14 #define STM32_USB_OTG1_RX_FIFO_SIZE 512 #define STM32_USB_OTG2_RX_FIFO_SIZE 1024 -#define STM32_USB_OTG_THREAD_PRIO LOWPRIO -#define STM32_USB_OTG_THREAD_STACK_SIZE 128 -#define STM32_USB_OTGFIFO_FILL_BASEPRI 0 +#define STM32_USB_HOST_WAKEUP_DURATION 2 /* * WDG driver system settings. diff --git a/platforms/chibios/boards/GENERIC_STM32_G431XB/configs/mcuconf.h b/platforms/chibios/boards/GENERIC_STM32_G431XB/configs/mcuconf.h index 182d4885d7..d115028300 100644 --- a/platforms/chibios/boards/GENERIC_STM32_G431XB/configs/mcuconf.h +++ b/platforms/chibios/boards/GENERIC_STM32_G431XB/configs/mcuconf.h @@ -40,9 +40,24 @@ */ #define STM32_NO_INIT FALSE #define STM32_VOS STM32_VOS_RANGE1 +#define STM32_PWR_BOOST TRUE #define STM32_PWR_CR2 (PWR_CR2_PLS_LEV0) #define STM32_PWR_CR3 (PWR_CR3_EIWF) #define STM32_PWR_CR4 (0U) +#define STM32_PWR_PUCRA (0U) +#define STM32_PWR_PDCRA (0U) +#define STM32_PWR_PUCRB (0U) +#define STM32_PWR_PDCRB (0U) +#define STM32_PWR_PUCRC (0U) +#define STM32_PWR_PDCRC (0U) +#define STM32_PWR_PUCRD (0U) +#define STM32_PWR_PDCRD (0U) +#define STM32_PWR_PUCRE (0U) +#define STM32_PWR_PDCRE (0U) +#define STM32_PWR_PUCRF (0U) +#define STM32_PWR_PDCRF (0U) +#define STM32_PWR_PUCRG (0U) +#define STM32_PWR_PDCRG (0U) #define STM32_HSI16_ENABLED TRUE #define STM32_HSI48_ENABLED TRUE #define STM32_HSE_ENABLED FALSE diff --git a/platforms/chibios/boards/GENERIC_STM32_G474XE/configs/mcuconf.h b/platforms/chibios/boards/GENERIC_STM32_G474XE/configs/mcuconf.h index 117e920e3b..5710e2cb45 100644 --- a/platforms/chibios/boards/GENERIC_STM32_G474XE/configs/mcuconf.h +++ b/platforms/chibios/boards/GENERIC_STM32_G474XE/configs/mcuconf.h @@ -42,9 +42,24 @@ */ #define STM32_NO_INIT FALSE #define STM32_VOS STM32_VOS_RANGE1 +#define STM32_PWR_BOOST TRUE #define STM32_PWR_CR2 (PWR_CR2_PLS_LEV0) #define STM32_PWR_CR3 (PWR_CR3_EIWF) #define STM32_PWR_CR4 (0U) +#define STM32_PWR_PUCRA (0U) +#define STM32_PWR_PDCRA (0U) +#define STM32_PWR_PUCRB (0U) +#define STM32_PWR_PDCRB (0U) +#define STM32_PWR_PUCRC (0U) +#define STM32_PWR_PDCRC (0U) +#define STM32_PWR_PUCRD (0U) +#define STM32_PWR_PDCRD (0U) +#define STM32_PWR_PUCRE (0U) +#define STM32_PWR_PDCRE (0U) +#define STM32_PWR_PUCRF (0U) +#define STM32_PWR_PDCRF (0U) +#define STM32_PWR_PUCRG (0U) +#define STM32_PWR_PDCRG (0U) #define STM32_HSI16_ENABLED TRUE #define STM32_HSI48_ENABLED TRUE #define STM32_HSE_ENABLED FALSE diff --git a/platforms/chibios/boards/QMK_PROTON_C/configs/chconf.h b/platforms/chibios/boards/QMK_PROTON_C/configs/chconf.h index a1cbf68086..f812332960 100644 --- a/platforms/chibios/boards/QMK_PROTON_C/configs/chconf.h +++ b/platforms/chibios/boards/QMK_PROTON_C/configs/chconf.h @@ -40,7 +40,7 @@ /** * @brief System time counter resolution. - * @note Allowed values are 16 or 32 bits. + * @note Allowed values are 16, 32 or 64 bits. */ #if !defined(CH_CFG_ST_RESOLUTION) #define CH_CFG_ST_RESOLUTION 32 diff --git a/platforms/chibios/boards/QMK_PROTON_C/configs/config.h b/platforms/chibios/boards/QMK_PROTON_C/configs/config.h index a73f0c0b47..fa1a73c354 100644 --- a/platforms/chibios/boards/QMK_PROTON_C/configs/config.h +++ b/platforms/chibios/boards/QMK_PROTON_C/configs/config.h @@ -18,3 +18,12 @@ #ifndef EARLY_INIT_PERFORM_BOOTLOADER_JUMP # define EARLY_INIT_PERFORM_BOOTLOADER_JUMP TRUE #endif + +#ifdef CONVERT_TO_PROTON_C +# ifndef I2C1_SDA_PIN +# define I2C1_SDA_PIN D1 +# endif +# ifndef I2C1_SCL_PIN +# define I2C1_SCL_PIN D0 +# endif +#endif diff --git a/platforms/chibios/boards/SIPEED_LONGAN_NANO/board/board.mk b/platforms/chibios/boards/SIPEED_LONGAN_NANO/board/board.mk new file mode 100644 index 0000000000..960fc26786 --- /dev/null +++ b/platforms/chibios/boards/SIPEED_LONGAN_NANO/board/board.mk @@ -0,0 +1,9 @@ +# List of all the board related files. +BOARDSRC = ${CHIBIOS_CONTRIB}/os/hal/boards/SIPEED_LONGAN_NANO/board.c + +# Required include directories +BOARDINC = ${CHIBIOS_CONTRIB}/os/hal/boards/SIPEED_LONGAN_NANO + +# Shared variables +ALLCSRC += $(BOARDSRC) +ALLINC += $(BOARDINC) diff --git a/platforms/chibios/boards/SIPEED_LONGAN_NANO/configs/chconf.h b/platforms/chibios/boards/SIPEED_LONGAN_NANO/configs/chconf.h new file mode 100644 index 0000000000..6e5adb0fe1 --- /dev/null +++ b/platforms/chibios/boards/SIPEED_LONGAN_NANO/configs/chconf.h @@ -0,0 +1,23 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* To compile the ChibiOS syscall stubs with picolibc + * the _reent struct has to be defined. */ +#if !defined(_FROM_ASM_) && defined(USE_PICOLIBC) +struct _reent; +#endif + +#include_next <chconf.h>
\ No newline at end of file diff --git a/platforms/chibios/boards/SIPEED_LONGAN_NANO/configs/mcuconf.h b/platforms/chibios/boards/SIPEED_LONGAN_NANO/configs/mcuconf.h new file mode 100644 index 0000000000..ab086567e5 --- /dev/null +++ b/platforms/chibios/boards/SIPEED_LONGAN_NANO/configs/mcuconf.h @@ -0,0 +1,302 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + ChibiOS - Copyright (C) 2021 Stefan Kerkmann + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +#pragma once + +#define GD32VF103_MCUCONF +#define GD32VF103CB + +/* + * GD32VF103 drivers configuration. + * The following settings override the default settings present in + * the various device driver implementation headers. + * Note that the settings for each driver only have effect if the whole + * driver is enabled in halconf.h. + * + * IRQ priorities: + * 0...15 Lowest...Highest. + * + * DMA priorities: + * 0...3 Lowest...Highest. + */ + +/* + * HAL driver system settings. +*/ + +#if defined(OVERCLOCK_120MHZ) +/* (8MHz / 2) * 30 = 120MHz Sysclock */ +#define GD32_ALLOW_120MHZ_SYSCLK +#define GD32_PLLMF_VALUE 30 +#define GD32_USBFSPSC GD32_USBFSPSC_DIV2P5 +#else +/* (8MHz / 2) * 24 = 96MHz Sysclock */ +#define GD32_PLLMF_VALUE 24 +#define GD32_USBFSPSC GD32_USBFSPSC_DIV2 +#endif + +#define GD32_NO_INIT FALSE +#define GD32_IRC8M_ENABLED TRUE +#define GD32_IRC40K_ENABLED FALSE +#define GD32_HXTAL_ENABLED TRUE +#define GD32_LXTAL_ENABLED FALSE +#define GD32_SCS GD32_SCS_PLL +#define GD32_PLLSEL GD32_PLLSEL_PREDV0 +#define GD32_PREDV0SEL GD32_PREDV0SEL_HXTAL +#define GD32_PREDV0_VALUE 2 +#define GD32_PREDV1_VALUE 2 +#define GD32_PLL1MF_VALUE 14 +#define GD32_PLL2MF_VALUE 13 +#define GD32_AHBPSC GD32_AHBPSC_DIV1 +#define GD32_APB1PSC GD32_APB1PSC_DIV2 +#define GD32_APB2PSC GD32_APB2PSC_DIV1 +#define GD32_ADCPSC GD32_ADCPSC_DIV16 +#define GD32_USB_CLOCK_REQUIRED TRUE +#define GD32_I2S_CLOCK_REQUIRED FALSE +#define GD32_CKOUT0SEL GD32_CKOUT0SEL_NOCLOCK +#define GD32_RTCSRC GD32_RTCSRC_NOCLOCK +#define GD32_PVD_ENABLE FALSE +#define GD32_LVDT GD32_LVDT_LEV0 + +/* + * ECLIC system settings. + */ +#define ECLIC_TRIGGER_DEFAULT ECLIC_POSTIVE_EDGE_TRIGGER +#define ECLIC_DMA_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * IRQ system settings. + */ +#define GD32_IRQ_EXTI0_PRIORITY 6 +#define GD32_IRQ_EXTI1_PRIORITY 6 +#define GD32_IRQ_EXTI2_PRIORITY 6 +#define GD32_IRQ_EXTI3_PRIORITY 6 +#define GD32_IRQ_EXTI4_PRIORITY 6 +#define GD32_IRQ_EXTI5_9_PRIORITY 6 +#define GD32_IRQ_EXTI10_15_PRIORITY 6 +#define GD32_IRQ_EXTI0_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_IRQ_EXTI1_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_IRQ_EXTI2_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_IRQ_EXTI3_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_IRQ_EXTI4_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_IRQ_EXTI5_9_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_IRQ_EXTI10_15_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * ADC driver system settings. + */ +#define GD32_ADC_USE_ADC0 FALSE +#define GD32_ADC_ADC0_DMA_PRIORITY 2 +#define GD32_ADC_ADC0_IRQ_PRIORITY 6 + +/* + * CAN driver system settings. + */ +#define GD32_CAN_USE_CAN0 FALSE +#define GD32_CAN_CAN0_IRQ_PRIORITY 11 +#define GD32_CAN_USE_CAN1 FALSE +#define GD32_CAN_CAN1_IRQ_PRIORITY 11 +#define GD32_CAN_CAN0_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_CAN_CAN1_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * CRC driver system settings. + */ +#define GD32_CRC_USE_CRC0 FALSE +#define GD32_CRC_CRC0_DMA_IRQ_PRIORITY 14 +#define GD32_CRC_CRC0_DMA_PRIORITY 2 +#define GD32_CRC_CRC0_DMA_STREAM GD32_DMA_STREAM_ID(0, 0) +#define CRC_USE_DMA FALSE +#define CRCSW_USE_CRC1 FALSE +#define CRCSW_CRC32_TABLE FALSE +#define CRCSW_CRC16_TABLE FALSE +#define CRCSW_PROGRAMMABLE FALSE + +/* + * DAC driver system settings. + */ +#define GD32_DAC_USE_DAC_CH1 FALSE +#define GD32_DAC_USE_DAC_CH2 FALSE + +/* + * GPT driver system settings. + */ +#define GD32_GPT_USE_TIM0 FALSE +#define GD32_GPT_USE_TIM1 FALSE +#define GD32_GPT_USE_TIM2 FALSE +#define GD32_GPT_USE_TIM3 FALSE +#define GD32_GPT_USE_TIM4 FALSE +#define GD32_GPT_TIM0_IRQ_PRIORITY 7 +#define GD32_GPT_TIM1_IRQ_PRIORITY 7 +#define GD32_GPT_TIM2_IRQ_PRIORITY 7 +#define GD32_GPT_TIM3_IRQ_PRIORITY 7 +#define GD32_GPT_TIM4_IRQ_PRIORITY 7 +#define GD32_GPT_TIM0_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_GPT_TIM1_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_GPT_TIM2_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_GPT_TIM3_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_GPT_TIM4_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_GPT_TIM5_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_GPT_TIM6_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * I2S driver system settings. + */ +#define GD32_I2S_USE_SPI1 FALSE +#define GD32_I2S_USE_SPI2 FALSE +#define GD32_I2S_SPI1_IRQ_PRIORITY 10 +#define GD32_I2S_SPI2_IRQ_PRIORITY 10 +#define GD32_I2S_SPI1_DMA_PRIORITY 1 +#define GD32_I2S_SPI2_DMA_PRIORITY 1 +#define GD32_I2S_DMA_ERROR_HOOK(i2sp) osalSysHalt("DMA failure") + +/* + * I2C driver system settings. + */ +#define GD32_I2C_USE_I2C0 FALSE +#define GD32_I2C_USE_I2C1 FALSE +#define GD32_I2C_BUSY_TIMEOUT 50 +#define GD32_I2C_I2C0_IRQ_PRIORITY 10 +#define GD32_I2C_I2C1_IRQ_PRIORITY 5 +#define GD32_I2C_I2C0_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_I2C_I2C1_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_I2C_I2C0_DMA_PRIORITY 2 +#define GD32_I2C_I2C1_DMA_PRIORITY 2 +#define GD32_I2C_DMA_ERROR_HOOK(i2cp) osalSysHalt("DMA failure") + +/* + * ICU driver system settings. + */ +#define GD32_ICU_USE_TIM0 FALSE +#define GD32_ICU_USE_TIM1 FALSE +#define GD32_ICU_USE_TIM2 FALSE +#define GD32_ICU_USE_TIM3 FALSE +#define GD32_ICU_USE_TIM4 FALSE +#define GD32_ICU_TIM0_IRQ_PRIORITY 7 +#define GD32_ICU_TIM1_IRQ_PRIORITY 7 +#define GD32_ICU_TIM2_IRQ_PRIORITY 7 +#define GD32_ICU_TIM3_IRQ_PRIORITY 7 +#define GD32_ICU_TIM4_IRQ_PRIORITY 7 +#define GD32_ICU_TIM0_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_ICU_TIM1_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_ICU_TIM2_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_ICU_TIM3_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_ICU_TIM4_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * PWM driver system settings. + */ +#define GD32_PWM_USE_ADVANCED FALSE +#define GD32_PWM_USE_TIM0 FALSE +#define GD32_PWM_USE_TIM1 FALSE +#define GD32_PWM_USE_TIM2 FALSE +#define GD32_PWM_USE_TIM3 FALSE +#define GD32_PWM_USE_TIM4 FALSE +#define GD32_PWM_TIM0_IRQ_PRIORITY 10 +#define GD32_PWM_TIM1_IRQ_PRIORITY 10 +#define GD32_PWM_TIM2_IRQ_PRIORITY 10 +#define GD32_PWM_TIM3_IRQ_PRIORITY 10 +#define GD32_PWM_TIM4_IRQ_PRIORITY 10 +#define GD32_PWM_TIM0_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_PWM_TIM1_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_PWM_TIM2_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_PWM_TIM3_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_PWM_TIM4_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * RTC driver system settings. + */ +#define GD32_RTC_IRQ_PRIORITY 15 +#define GD32_RTC_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * SERIAL driver system settings. + */ +#define GD32_SERIAL_USE_USART0 FALSE +#define GD32_SERIAL_USE_USART1 FALSE +#define GD32_SERIAL_USE_USART2 FALSE +#define GD32_SERIAL_USE_UART3 FALSE +#define GD32_SERIAL_USE_UART4 FALSE +#define GD32_SERIAL_USART0_PRIORITY 10 +#define GD32_SERIAL_USART1_PRIORITY 10 +#define GD32_SERIAL_USART2_PRIORITY 10 +#define GD32_SERIAL_UART3_PRIORITY 10 +#define GD32_SERIAL_UART4_PRIORITY 10 +#define GD32_SERIAL_USART0_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_SERIAL_USART1_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_SERIAL_USART2_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_SERIAL_UART3_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_SERIAL_UART4_TRIGGER ECLIC_TRIGGER_DEFAULT + +/* + * SPI driver system settings. + */ +#define GD32_SPI_USE_SPI0 FALSE +#define GD32_SPI_USE_SPI1 FALSE +#define GD32_SPI_USE_SPI2 FALSE +#define GD32_SPI_SPI0_DMA_PRIORITY 1 +#define GD32_SPI_SPI1_DMA_PRIORITY 1 +#define GD32_SPI_SPI2_DMA_PRIORITY 1 +#define GD32_SPI_SPI0_IRQ_PRIORITY 10 +#define GD32_SPI_SPI1_IRQ_PRIORITY 10 +#define GD32_SPI_SPI2_IRQ_PRIORITY 10 +#define GD32_SPI_DMA_ERROR_HOOK(spip) osalSysHalt("DMA failure") + +/* + * ST driver system settings. + */ +#define GD32_ST_IRQ_PRIORITY 10 +#define GD32_ST_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_ST_USE_TIMER 1 + +/* + * UART driver system settings. + */ +#define GD32_UART_USE_USART0 FALSE +#define GD32_UART_USE_USART1 FALSE +#define GD32_UART_USE_USART2 FALSE +#define GD32_UART_USE_UART3 FALSE +#define GD32_UART_USE_UART4 FALSE +#define GD32_UART_USART0_IRQ_PRIORITY 10 +#define GD32_UART_USART1_IRQ_PRIORITY 10 +#define GD32_UART_USART2_IRQ_PRIORITY 10 +#define GD32_UART_UART3_IRQ_PRIORITY 10 +#define GD32_UART_UART4_IRQ_PRIORITY 10 +#define GD32_UART_USART0_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_UART_USART1_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_UART_USART2_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_UART_UART3_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_UART_UART4_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_UART_USART0_DMA_PRIORITY 3 +#define GD32_UART_USART1_DMA_PRIORITY 3 +#define GD32_UART_USART2_DMA_PRIORITY 3 +#define GD32_UART_UART3_DMA_PRIORITY 3 +#define GD32_UART_UART4_DMA_PRIORITY 3 +#define GD32_UART_DMA_ERROR_HOOK(uartp) osalSysHalt("DMA failure") + +/* + * USB driver system settings. + */ +#define GD32_USB_USE_USBFS TRUE +#define GD32_USB_USBFS_IRQ_PRIORITY 10 +#define GD32_USB_USBFS_IRQ_TRIGGER ECLIC_TRIGGER_DEFAULT +#define GD32_USB_USBFS_RX_FIFO_SIZE 256 + +/* + * WDG driver system settings. + */ +#define GD32_WDG_USE_FWDGT FALSE diff --git a/platforms/chibios/boards/common/configs/chconf.h b/platforms/chibios/boards/common/configs/chconf.h index 44327a82d7..18ad609ca1 100644 --- a/platforms/chibios/boards/common/configs/chconf.h +++ b/platforms/chibios/boards/common/configs/chconf.h @@ -40,7 +40,7 @@ /** * @brief System time counter resolution. - * @note Allowed values are 16 or 32 bits. + * @note Allowed values are 16, 32 or 64 bits. */ #if !defined(CH_CFG_ST_RESOLUTION) #define CH_CFG_ST_RESOLUTION 32 diff --git a/platforms/chibios/boards/common/ld/STM32F401xC.ld b/platforms/chibios/boards/common/ld/STM32F401xC.ld new file mode 100644 index 0000000000..8fae66cec9 --- /dev/null +++ b/platforms/chibios/boards/common/ld/STM32F401xC.ld @@ -0,0 +1,85 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + * STM32F401xC memory setup. + */ +MEMORY +{ + flash0 (rx) : org = 0x08000000, len = 16k /* Sector 0 - Init code as ROM bootloader assumes application starts here */ + flash1 (rx) : org = 0x08004000, len = 16k /* Sector 1 - Emulated eeprom */ + flash2 (rx) : org = 0x08008000, len = 256k - 32k /* Sector 2..6 - Rest of firmware */ + flash3 (rx) : org = 0x00000000, len = 0 + flash4 (rx) : org = 0x00000000, len = 0 + flash5 (rx) : org = 0x00000000, len = 0 + flash6 (rx) : org = 0x00000000, len = 0 + flash7 (rx) : org = 0x00000000, len = 0 + ram0 (wx) : org = 0x20000000, len = 64k + ram1 (wx) : org = 0x00000000, len = 0 + ram2 (wx) : org = 0x00000000, len = 0 + ram3 (wx) : org = 0x00000000, len = 0 + ram4 (wx) : org = 0x00000000, len = 0 + ram5 (wx) : org = 0x00000000, len = 0 + ram6 (wx) : org = 0x00000000, len = 0 + ram7 (wx) : org = 0x00000000, len = 0 +} + +/* For each data/text section two region are defined, a virtual region + and a load region (_LMA suffix).*/ + +/* Flash region to be used for exception vectors.*/ +REGION_ALIAS("VECTORS_FLASH", flash0); +REGION_ALIAS("VECTORS_FLASH_LMA", flash0); + +/* Flash region to be used for constructors and destructors.*/ +REGION_ALIAS("XTORS_FLASH", flash2); +REGION_ALIAS("XTORS_FLASH_LMA", flash2); + +/* Flash region to be used for code text.*/ +REGION_ALIAS("TEXT_FLASH", flash2); +REGION_ALIAS("TEXT_FLASH_LMA", flash2); + +/* Flash region to be used for read only data.*/ +REGION_ALIAS("RODATA_FLASH", flash2); +REGION_ALIAS("RODATA_FLASH_LMA", flash2); + +/* Flash region to be used for various.*/ +REGION_ALIAS("VARIOUS_FLASH", flash2); +REGION_ALIAS("VARIOUS_FLASH_LMA", flash2); + +/* Flash region to be used for RAM(n) initialization data.*/ +REGION_ALIAS("RAM_INIT_FLASH_LMA", flash2); + +/* RAM region to be used for Main stack. This stack accommodates the processing + of all exceptions and interrupts.*/ +REGION_ALIAS("MAIN_STACK_RAM", ram0); + +/* RAM region to be used for the process stack. This is the stack used by + the main() function.*/ +REGION_ALIAS("PROCESS_STACK_RAM", ram0); + +/* RAM region to be used for data segment.*/ +REGION_ALIAS("DATA_RAM", ram0); +REGION_ALIAS("DATA_RAM_LMA", flash2); + +/* RAM region to be used for BSS segment.*/ +REGION_ALIAS("BSS_RAM", ram0); + +/* RAM region to be used for the default heap.*/ +REGION_ALIAS("HEAP_RAM", ram0); + +/* Generic rules inclusion.*/ +INCLUDE rules.ld diff --git a/platforms/chibios/boards/common/ld/STM32F401xE.ld b/platforms/chibios/boards/common/ld/STM32F401xE.ld new file mode 100644 index 0000000000..69af7ed71e --- /dev/null +++ b/platforms/chibios/boards/common/ld/STM32F401xE.ld @@ -0,0 +1,85 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + * STM32F401xE memory setup. + */ +MEMORY +{ + flash0 (rx) : org = 0x08000000, len = 16k /* Sector 0 - Init code as ROM bootloader assumes application starts here */ + flash1 (rx) : org = 0x08004000, len = 16k /* Sector 1 - Emulated eeprom */ + flash2 (rx) : org = 0x08008000, len = 512k - 32k /* Sector 2..7 - Rest of firmware */ + flash3 (rx) : org = 0x00000000, len = 0 + flash4 (rx) : org = 0x00000000, len = 0 + flash5 (rx) : org = 0x00000000, len = 0 + flash6 (rx) : org = 0x00000000, len = 0 + flash7 (rx) : org = 0x00000000, len = 0 + ram0 (wx) : org = 0x20000000, len = 96k + ram1 (wx) : org = 0x00000000, len = 0 + ram2 (wx) : org = 0x00000000, len = 0 + ram3 (wx) : org = 0x00000000, len = 0 + ram4 (wx) : org = 0x00000000, len = 0 + ram5 (wx) : org = 0x00000000, len = 0 + ram6 (wx) : org = 0x00000000, len = 0 + ram7 (wx) : org = 0x00000000, len = 0 +} + +/* For each data/text section two region are defined, a virtual region + and a load region (_LMA suffix).*/ + +/* Flash region to be used for exception vectors.*/ +REGION_ALIAS("VECTORS_FLASH", flash0); +REGION_ALIAS("VECTORS_FLASH_LMA", flash0); + +/* Flash region to be used for constructors and destructors.*/ +REGION_ALIAS("XTORS_FLASH", flash2); +REGION_ALIAS("XTORS_FLASH_LMA", flash2); + +/* Flash region to be used for code text.*/ +REGION_ALIAS("TEXT_FLASH", flash2); +REGION_ALIAS("TEXT_FLASH_LMA", flash2); + +/* Flash region to be used for read only data.*/ +REGION_ALIAS("RODATA_FLASH", flash2); +REGION_ALIAS("RODATA_FLASH_LMA", flash2); + +/* Flash region to be used for various.*/ +REGION_ALIAS("VARIOUS_FLASH", flash2); +REGION_ALIAS("VARIOUS_FLASH_LMA", flash2); + +/* Flash region to be used for RAM(n) initialization data.*/ +REGION_ALIAS("RAM_INIT_FLASH_LMA", flash2); + +/* RAM region to be used for Main stack. This stack accommodates the processing + of all exceptions and interrupts.*/ +REGION_ALIAS("MAIN_STACK_RAM", ram0); + +/* RAM region to be used for the process stack. This is the stack used by + the main() function.*/ +REGION_ALIAS("PROCESS_STACK_RAM", ram0); + +/* RAM region to be used for data segment.*/ +REGION_ALIAS("DATA_RAM", ram0); +REGION_ALIAS("DATA_RAM_LMA", flash2); + +/* RAM region to be used for BSS segment.*/ +REGION_ALIAS("BSS_RAM", ram0); + +/* RAM region to be used for the default heap.*/ +REGION_ALIAS("HEAP_RAM", ram0); + +/* Generic rules inclusion.*/ +INCLUDE rules.ld diff --git a/platforms/chibios/boards/common/ld/STM32F405xG.ld b/platforms/chibios/boards/common/ld/STM32F405xG.ld new file mode 100644 index 0000000000..b7d0baa210 --- /dev/null +++ b/platforms/chibios/boards/common/ld/STM32F405xG.ld @@ -0,0 +1,86 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + * STM32F405xG memory setup. + * Note: Use of ram1 and ram2 is mutually exclusive with use of ram0. + */ +MEMORY +{ + flash0 (rx) : org = 0x08000000, len = 16k /* Sector 0 - Init code as ROM bootloader assumes application starts here */ + flash1 (rx) : org = 0x08004000, len = 16k /* Sector 1 - Emulated eeprom */ + flash2 (rx) : org = 0x08008000, len = 1M - 32k /* Sector 2..6 - Rest of firmware */ + flash3 (rx) : org = 0x00000000, len = 0 + flash4 (rx) : org = 0x00000000, len = 0 + flash5 (rx) : org = 0x00000000, len = 0 + flash6 (rx) : org = 0x00000000, len = 0 + flash7 (rx) : org = 0x00000000, len = 0 + ram0 (wx) : org = 0x20000000, len = 128k /* SRAM1 + SRAM2 */ + ram1 (wx) : org = 0x20000000, len = 112k /* SRAM1 */ + ram2 (wx) : org = 0x2001C000, len = 16k /* SRAM2 */ + ram3 (wx) : org = 0x00000000, len = 0 + ram4 (wx) : org = 0x10000000, len = 64k /* CCM SRAM */ + ram5 (wx) : org = 0x40024000, len = 4k /* BCKP SRAM */ + ram6 (wx) : org = 0x00000000, len = 0 + ram7 (wx) : org = 0x00000000, len = 0 +} + +/* For each data/text section two region are defined, a virtual region + and a load region (_LMA suffix).*/ + +/* Flash region to be used for exception vectors.*/ +REGION_ALIAS("VECTORS_FLASH", flash0); +REGION_ALIAS("VECTORS_FLASH_LMA", flash0); + +/* Flash region to be used for constructors and destructors.*/ +REGION_ALIAS("XTORS_FLASH", flash2); +REGION_ALIAS("XTORS_FLASH_LMA", flash2); + +/* Flash region to be used for code text.*/ +REGION_ALIAS("TEXT_FLASH", flash2); +REGION_ALIAS("TEXT_FLASH_LMA", flash2); + +/* Flash region to be used for read only data.*/ +REGION_ALIAS("RODATA_FLASH", flash2); +REGION_ALIAS("RODATA_FLASH_LMA", flash2); + +/* Flash region to be used for various.*/ +REGION_ALIAS("VARIOUS_FLASH", flash2); +REGION_ALIAS("VARIOUS_FLASH_LMA", flash2); + +/* Flash region to be used for RAM(n) initialization data.*/ +REGION_ALIAS("RAM_INIT_FLASH_LMA", flash2); + +/* RAM region to be used for Main stack. This stack accommodates the processing + of all exceptions and interrupts.*/ +REGION_ALIAS("MAIN_STACK_RAM", ram0); + +/* RAM region to be used for the process stack. This is the stack used by + the main() function.*/ +REGION_ALIAS("PROCESS_STACK_RAM", ram0); + +/* RAM region to be used for data segment.*/ +REGION_ALIAS("DATA_RAM", ram0); +REGION_ALIAS("DATA_RAM_LMA", flash2); + +/* RAM region to be used for BSS segment.*/ +REGION_ALIAS("BSS_RAM", ram0); + +/* RAM region to be used for the default heap.*/ +REGION_ALIAS("HEAP_RAM", ram0); + +/* Generic rules inclusion.*/ +INCLUDE rules.ld diff --git a/platforms/chibios/boards/common/ld/STM32F411xE.ld b/platforms/chibios/boards/common/ld/STM32F411xE.ld new file mode 100644 index 0000000000..aea8084b51 --- /dev/null +++ b/platforms/chibios/boards/common/ld/STM32F411xE.ld @@ -0,0 +1,85 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + * STM32F411xE memory setup. + */ +MEMORY +{ + flash0 (rx) : org = 0x08000000, len = 16k /* Sector 0 - Init code as ROM bootloader assumes application starts here */ + flash1 (rx) : org = 0x08004000, len = 16k /* Sector 1 - Emulated eeprom */ + flash2 (rx) : org = 0x08008000, len = 512k - 32k /* Sector 2..7 - Rest of firmware */ + flash3 (rx) : org = 0x00000000, len = 0 + flash4 (rx) : org = 0x00000000, len = 0 + flash5 (rx) : org = 0x00000000, len = 0 + flash6 (rx) : org = 0x00000000, len = 0 + flash7 (rx) : org = 0x00000000, len = 0 + ram0 (wx) : org = 0x20000000, len = 128k + ram1 (wx) : org = 0x00000000, len = 0 + ram2 (wx) : org = 0x00000000, len = 0 + ram3 (wx) : org = 0x00000000, len = 0 + ram4 (wx) : org = 0x00000000, len = 0 + ram5 (wx) : org = 0x00000000, len = 0 + ram6 (wx) : org = 0x00000000, len = 0 + ram7 (wx) : org = 0x00000000, len = 0 +} + +/* For each data/text section two region are defined, a virtual region + and a load region (_LMA suffix).*/ + +/* Flash region to be used for exception vectors.*/ +REGION_ALIAS("VECTORS_FLASH", flash0); +REGION_ALIAS("VECTORS_FLASH_LMA", flash0); + +/* Flash region to be used for constructors and destructors.*/ +REGION_ALIAS("XTORS_FLASH", flash2); +REGION_ALIAS("XTORS_FLASH_LMA", flash2); + +/* Flash region to be used for code text.*/ +REGION_ALIAS("TEXT_FLASH", flash2); +REGION_ALIAS("TEXT_FLASH_LMA", flash2); + +/* Flash region to be used for read only data.*/ +REGION_ALIAS("RODATA_FLASH", flash2); +REGION_ALIAS("RODATA_FLASH_LMA", flash2); + +/* Flash region to be used for various.*/ +REGION_ALIAS("VARIOUS_FLASH", flash2); +REGION_ALIAS("VARIOUS_FLASH_LMA", flash2); + +/* Flash region to be used for RAM(n) initialization data.*/ +REGION_ALIAS("RAM_INIT_FLASH_LMA", flash2); + +/* RAM region to be used for Main stack. This stack accommodates the processing + of all exceptions and interrupts.*/ +REGION_ALIAS("MAIN_STACK_RAM", ram0); + +/* RAM region to be used for the process stack. This is the stack used by + the main() function.*/ +REGION_ALIAS("PROCESS_STACK_RAM", ram0); + +/* RAM region to be used for data segment.*/ +REGION_ALIAS("DATA_RAM", ram0); +REGION_ALIAS("DATA_RAM_LMA", flash2); + +/* RAM region to be used for BSS segment.*/ +REGION_ALIAS("BSS_RAM", ram0); + +/* RAM region to be used for the default heap.*/ +REGION_ALIAS("HEAP_RAM", ram0); + +/* Generic rules inclusion.*/ +INCLUDE rules.ld diff --git a/platforms/chibios/bootloader.c b/platforms/chibios/bootloader.c new file mode 100644 index 0000000000..5cadadeeeb --- /dev/null +++ b/platforms/chibios/bootloader.c @@ -0,0 +1,145 @@ +#include "bootloader.h" + +#include <ch.h> +#include <hal.h> +#include "wait.h" + +/* This code should be checked whether it runs correctly on platforms */ +#define SYMVAL(sym) (uint32_t)(((uint8_t *)&(sym)) - ((uint8_t *)0)) +#define BOOTLOADER_MAGIC 0xDEADBEEF +#define MAGIC_ADDR (unsigned long *)(SYMVAL(__ram0_end__) - 4) + +#ifndef STM32_BOOTLOADER_DUAL_BANK +# define STM32_BOOTLOADER_DUAL_BANK FALSE +#endif + +#ifdef BOOTLOADER_TINYUF2 + +# define DBL_TAP_MAGIC 0xf01669ef // From tinyuf2's board_api.h + +// defined by linker script +extern uint32_t _board_dfu_dbl_tap[]; +# define DBL_TAP_REG _board_dfu_dbl_tap[0] + +void bootloader_jump(void) { + DBL_TAP_REG = DBL_TAP_MAGIC; + NVIC_SystemReset(); +} + +void enter_bootloader_mode_if_requested(void) { /* not needed, no two-stage reset */ +} + +#elif STM32_BOOTLOADER_DUAL_BANK + +// Need pin definitions +# include "config_common.h" + +# ifndef STM32_BOOTLOADER_DUAL_BANK_GPIO +# error "No STM32_BOOTLOADER_DUAL_BANK_GPIO defined, don't know which pin to toggle" +# endif + +# ifndef STM32_BOOTLOADER_DUAL_BANK_POLARITY +# define STM32_BOOTLOADER_DUAL_BANK_POLARITY 0 +# endif + +# ifndef STM32_BOOTLOADER_DUAL_BANK_DELAY +# define STM32_BOOTLOADER_DUAL_BANK_DELAY 100000 +# endif + +extern uint32_t __ram0_end__; + +__attribute__((weak)) void bootloader_jump(void) { + // For STM32 MCUs with dual-bank flash, and we're incapable of jumping to the bootloader. The first valid flash + // bank is executed unconditionally after a reset, so it doesn't enter DFU unless BOOT0 is high. Instead, we do + // it with hardware...in this case, we pull a GPIO high/low depending on the configuration, connects 3.3V to + // BOOT0's RC charging circuit, lets it charge the capacitor, and issue a system reset. See the QMK discord + // #hardware channel pins for an example circuit. + palSetPadMode(PAL_PORT(STM32_BOOTLOADER_DUAL_BANK_GPIO), PAL_PAD(STM32_BOOTLOADER_DUAL_BANK_GPIO), PAL_MODE_OUTPUT_PUSHPULL); +# if STM32_BOOTLOADER_DUAL_BANK_POLARITY + palSetPad(PAL_PORT(STM32_BOOTLOADER_DUAL_BANK_GPIO), PAL_PAD(STM32_BOOTLOADER_DUAL_BANK_GPIO)); +# else + palClearPad(PAL_PORT(STM32_BOOTLOADER_DUAL_BANK_GPIO), PAL_PAD(STM32_BOOTLOADER_DUAL_BANK_GPIO)); +# endif + + // Wait for a while for the capacitor to charge + wait_ms(100); + + // Issue a system reset to get the ROM bootloader to execute, with BOOT0 high + NVIC_SystemReset(); +} + +void enter_bootloader_mode_if_requested(void) {} // not needed at all, but if anybody attempts to invoke it.... + +#elif defined(STM32_BOOTLOADER_ADDRESS) // STM32_BOOTLOADER_DUAL_BANK + +extern uint32_t __ram0_end__; + +__attribute__((weak)) void bootloader_jump(void) { + *MAGIC_ADDR = BOOTLOADER_MAGIC; // set magic flag => reset handler will jump into boot loader + NVIC_SystemReset(); +} + +void enter_bootloader_mode_if_requested(void) { + unsigned long *check = MAGIC_ADDR; + if (*check == BOOTLOADER_MAGIC) { + *check = 0; + __set_CONTROL(0); + __set_MSP(*(__IO uint32_t *)STM32_BOOTLOADER_ADDRESS); + __enable_irq(); + + typedef void (*BootJump_t)(void); + BootJump_t boot_jump = *(BootJump_t *)(STM32_BOOTLOADER_ADDRESS + 4); + boot_jump(); + while (1) + ; + } +} + +#elif defined(GD32VF103) + +# define DBGMCU_KEY_UNLOCK 0x4B5A6978 +# define DBGMCU_CMD_RESET 0x1 + +__IO uint32_t *DBGMCU_KEY = (uint32_t *)DBGMCU_BASE + 0x0CU; +__IO uint32_t *DBGMCU_CMD = (uint32_t *)DBGMCU_BASE + 0x08U; + +__attribute__((weak)) void bootloader_jump(void) { + /* The MTIMER unit of the GD32VF103 doesn't have the MSFRST + * register to generate a software reset request. + * BUT instead two undocumented registers in the debug peripheral + * that allow issueing a software reset. WHO would need the MSFRST + * register anyway? Source: + * https://github.com/esmil/gd32vf103inator/blob/master/include/gd32vf103/dbg.h */ + *DBGMCU_KEY = DBGMCU_KEY_UNLOCK; + *DBGMCU_CMD = DBGMCU_CMD_RESET; +} + +void enter_bootloader_mode_if_requested(void) { /* Jumping to bootloader is not possible from user code. */ +} + +#elif defined(KL2x) || defined(K20x) || defined(MK66F18) || defined(MIMXRT1062) // STM32_BOOTLOADER_DUAL_BANK // STM32_BOOTLOADER_ADDRESS +/* Kinetis */ + +# if defined(BOOTLOADER_KIIBOHD) +/* Kiibohd Bootloader (MCHCK and Infinity KB) */ +# define SCB_AIRCR_VECTKEY_WRITEMAGIC 0x05FA0000 +const uint8_t sys_reset_to_loader_magic[] = "\xff\x00\x7fRESET TO LOADER\x7f\x00\xff"; +__attribute__((weak)) void bootloader_jump(void) { + void *volatile vbat = (void *)VBAT; + __builtin_memcpy(vbat, (const void *)sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic)); + // request reset + SCB->AIRCR = SCB_AIRCR_VECTKEY_WRITEMAGIC | SCB_AIRCR_SYSRESETREQ_Msk; +} + +# else /* defined(BOOTLOADER_KIIBOHD) */ +/* Default for Kinetis - expecting an ARM Teensy */ +# include "wait.h" +__attribute__((weak)) void bootloader_jump(void) { + wait_ms(100); + __BKPT(0); +} +# endif /* defined(BOOTLOADER_KIIBOHD) */ + +#else /* neither STM32 nor KINETIS */ +__attribute__((weak)) void bootloader_jump(void) {} +#endif diff --git a/platforms/chibios/chibios_config.h b/platforms/chibios/chibios_config.h new file mode 100644 index 0000000000..ad2f808a95 --- /dev/null +++ b/platforms/chibios/chibios_config.h @@ -0,0 +1,78 @@ +/* Copyright 2019 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#ifndef USB_VBUS_PIN +# define SPLIT_USB_DETECT // Force this on when dedicated pin is not used +#endif + +// STM32 compatibility +#if defined(MCU_STM32) +# define CPU_CLOCK STM32_SYSCLK + +# if defined(STM32F1XX) +# define USE_GPIOV1 +# define PAL_MODE_ALTERNATE_OPENDRAIN PAL_MODE_STM32_ALTERNATE_OPENDRAIN +# define PAL_MODE_ALTERNATE_PUSHPULL PAL_MODE_STM32_ALTERNATE_PUSHPULL +# else +# define PAL_OUTPUT_TYPE_OPENDRAIN PAL_STM32_OTYPE_OPENDRAIN +# define PAL_OUTPUT_TYPE_PUSHPULL PAL_STM32_OTYPE_PUSHPULL +# define PAL_OUTPUT_SPEED_HIGHEST PAL_STM32_OSPEED_HIGHEST +# define PAL_PUPDR_FLOATING PAL_STM32_PUPDR_FLOATING +# endif + +# if defined(STM32F1XX) || defined(STM32F2XX) || defined(STM32F4XX) || defined(STM32L1XX) +# define USE_I2CV1 +# endif +#endif + +// GD32 compatibility +#if defined(MCU_GD32V) +# define CPU_CLOCK GD32_SYSCLK + +# if defined(GD32VF103) +# define USE_GPIOV1 +# define USE_I2CV1 +# define PAL_MODE_ALTERNATE_OPENDRAIN PAL_MODE_GD32_ALTERNATE_OPENDRAIN +# define PAL_MODE_ALTERNATE_PUSHPULL PAL_MODE_GD32_ALTERNATE_PUSHPULL +# endif +#endif + +#if defined(GD32VF103) +/* This chip has the same API as STM32F103, but uses different names for literally the same thing. + * As of 4.7.2021 QMK is tailored to use STM32 defines/names, for compatibility sake + * we just redefine the GD32 names. */ +# include "gd32v_compatibility.h" +#endif + +// teensy compatibility +#if defined(MCU_KINETIS) +# define CPU_CLOCK KINETIS_SYSCLK_FREQUENCY + +# if defined(K20x) || defined(KL2x) +# define USE_I2CV1 +# define USE_I2CV1_CONTRIB // for some reason a bunch of ChibiOS-Contrib boards only have clock_speed +# define USE_GPIOV1 +# endif +#endif + +#if defined(HT32) +# define CPU_CLOCK HT32_CK_SYS_FREQUENCY +# define PAL_MODE_ALTERNATE PAL_HT32_MODE_AF +# define PAL_OUTPUT_TYPE_OPENDRAIN (PAL_HT32_MODE_OD | PAL_HT32_MODE_DIR) +# define PAL_OUTPUT_TYPE_PUSHPULL PAL_HT32_MODE_DIR +# define PAL_OUTPUT_SPEED_HIGHEST 0 +#endif diff --git a/platforms/chibios/drivers/analog.c b/platforms/chibios/drivers/analog.c index b1081623d3..eb437665f1 100644 --- a/platforms/chibios/drivers/analog.c +++ b/platforms/chibios/drivers/analog.c @@ -38,7 +38,7 @@ // Otherwise assume V3 #if defined(STM32F0XX) || defined(STM32L0XX) # define USE_ADCV1 -#elif defined(STM32F1XX) || defined(STM32F2XX) || defined(STM32F4XX) +#elif defined(STM32F1XX) || defined(STM32F2XX) || defined(STM32F4XX) || defined(GD32VF103) # define USE_ADCV2 #endif @@ -75,7 +75,7 @@ /* User configurable ADC options */ #ifndef ADC_COUNT -# if defined(STM32F0XX) || defined(STM32F1XX) || defined(STM32F4XX) +# if defined(STM32F0XX) || defined(STM32F1XX) || defined(STM32F4XX) || defined(GD32VF103) # define ADC_COUNT 1 # elif defined(STM32F3XX) # define ADC_COUNT 4 @@ -122,7 +122,7 @@ static ADCConversionGroup adcConversionGroup = { .cfgr1 = ADC_CFGR1_CONT | ADC_RESOLUTION, .smpr = ADC_SAMPLING_RATE, #elif defined(USE_ADCV2) -# if !defined(STM32F1XX) +# if !defined(STM32F1XX) && !defined(GD32VF103) .cr2 = ADC_CR2_SWSTART, // F103 seem very unhappy with, F401 seems very unhappy without... # endif .smpr2 = ADC_SMPR2_SMP_AN0(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN1(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN2(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN3(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN4(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN5(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN6(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN7(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN8(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN9(ADC_SAMPLING_RATE), @@ -220,7 +220,7 @@ __attribute__((weak)) adc_mux pinToMux(pin_t pin) { case F9: return TO_MUX( ADC_CHANNEL_IN7, 2 ); case F10: return TO_MUX( ADC_CHANNEL_IN8, 2 ); # endif -#elif defined(STM32F1XX) +#elif defined(STM32F1XX) || defined(GD32VF103) case A0: return TO_MUX( ADC_CHANNEL_IN0, 0 ); case A1: return TO_MUX( ADC_CHANNEL_IN1, 0 ); case A2: return TO_MUX( ADC_CHANNEL_IN2, 0 ); diff --git a/platforms/chibios/drivers/audio_dac.h b/platforms/chibios/drivers/audio_dac.h new file mode 100644 index 0000000000..07cd622ead --- /dev/null +++ b/platforms/chibios/drivers/audio_dac.h @@ -0,0 +1,126 @@ +/* Copyright 2019 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#ifndef A4 +# define A4 PAL_LINE(GPIOA, 4) +#endif +#ifndef A5 +# define A5 PAL_LINE(GPIOA, 5) +#endif + +/** + * Size of the dac_buffer arrays. All must be the same size. + */ +#define AUDIO_DAC_BUFFER_SIZE 256U + +/** + * Highest value allowed sample value. + + * since the DAC is limited to 12 bit, the absolute max is 0xfff = 4095U; + * lower values adjust the peak-voltage aka volume down. + * adjusting this value has only an effect on a sample-buffer whose values are + * are NOT pregenerated - see square-wave + */ +#ifndef AUDIO_DAC_SAMPLE_MAX +# define AUDIO_DAC_SAMPLE_MAX 4095U +#endif + +#if !defined(AUDIO_DAC_SAMPLE_RATE) && !defined(AUDIO_MAX_SIMULTANEOUS_TONES) && !defined(AUDIO_DAC_QUALITY_VERY_LOW) && !defined(AUDIO_DAC_QUALITY_LOW) && !defined(AUDIO_DAC_QUALITY_HIGH) && !defined(AUDIO_DAC_QUALITY_VERY_HIGH) +# define AUDIO_DAC_QUALITY_SANE_MINIMUM +#endif + +/** + * These presets allow you to quickly switch between quality settings for + * the DAC. The sample rate and maximum number of simultaneous tones roughly + * has an inverse relationship - slightly higher sample rates may be possible. + * + * NOTE: a high sample-rate results in a higher cpu-load, which might lead to + * (audible) discontinuities and/or starve other processes of cpu-time + * (like RGB-led back-lighting, ...) + */ +#ifdef AUDIO_DAC_QUALITY_VERY_LOW +# define AUDIO_DAC_SAMPLE_RATE 11025U +# define AUDIO_MAX_SIMULTANEOUS_TONES 8 +#endif + +#ifdef AUDIO_DAC_QUALITY_LOW +# define AUDIO_DAC_SAMPLE_RATE 22050U +# define AUDIO_MAX_SIMULTANEOUS_TONES 4 +#endif + +#ifdef AUDIO_DAC_QUALITY_HIGH +# define AUDIO_DAC_SAMPLE_RATE 44100U +# define AUDIO_MAX_SIMULTANEOUS_TONES 2 +#endif + +#ifdef AUDIO_DAC_QUALITY_VERY_HIGH +# define AUDIO_DAC_SAMPLE_RATE 88200U +# define AUDIO_MAX_SIMULTANEOUS_TONES 1 +#endif + +#ifdef AUDIO_DAC_QUALITY_SANE_MINIMUM +/* a sane-minimum config: with a trade-off between cpu-load and tone-range + * + * the (currently) highest defined note is NOTE_B8 with 7902Hz; if we now + * aim for an even even multiple of the buffer-size, we end up with: + * ( roundUptoPow2(highest note / AUDIO_DAC_BUFFER_SIZE) * nyquist-rate * AUDIO_DAC_BUFFER_SIZE) + * 7902/256 = 30.867 * 2 * 256 ~= 16384 + * which works out (but the 'scope shows some sampling artifacts with lower harmonics :-P) + */ +# define AUDIO_DAC_SAMPLE_RATE 16384U +# define AUDIO_MAX_SIMULTANEOUS_TONES 8 +#endif + +/** + * Effective bit-rate of the DAC. 44.1khz is the standard for most audio - any + * lower will sacrifice perceptible audio quality. Any higher will limit the + * number of simultaneous tones. In most situations, a tenth (1/10) of the + * sample rate is where notes become unbearable. + */ +#ifndef AUDIO_DAC_SAMPLE_RATE +# define AUDIO_DAC_SAMPLE_RATE 44100U +#endif + +/** + * The number of tones that can be played simultaneously. If too high a value + * is used here, the keyboard will freeze and glitch-out when that many tones + * are being played. + */ +#ifndef AUDIO_MAX_SIMULTANEOUS_TONES +# define AUDIO_MAX_SIMULTANEOUS_TONES 2 +#endif + +/** + * The default value of the DAC when not playing anything. Certain hardware + * setups may require a high (AUDIO_DAC_SAMPLE_MAX) or low (0) value here. + * Since multiple added sine waves tend to oscillate around the midpoint, + * and possibly never/rarely reach either 0 of MAX, 1/2 MAX can be a + * reasonable default value. + */ +#ifndef AUDIO_DAC_OFF_VALUE +# define AUDIO_DAC_OFF_VALUE AUDIO_DAC_SAMPLE_MAX / 2 +#endif + +#if AUDIO_DAC_OFF_VALUE > AUDIO_DAC_SAMPLE_MAX +# error "AUDIO_DAC: OFF_VALUE may not be larger than SAMPLE_MAX" +#endif + +/** + *user overridable sample generation/processing + */ +uint16_t dac_value_generate(void); diff --git a/platforms/chibios/drivers/audio_dac_additive.c b/platforms/chibios/drivers/audio_dac_additive.c new file mode 100644 index 0000000000..db304adb87 --- /dev/null +++ b/platforms/chibios/drivers/audio_dac_additive.c @@ -0,0 +1,335 @@ +/* Copyright 2016-2019 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "audio.h" +#include <ch.h> +#include <hal.h> + +/* + Audio Driver: DAC + + which utilizes the dac unit many STM32 are equipped with, to output a modulated waveform from samples stored in the dac_buffer_* array who are passed to the hardware through DMA + + it is also possible to have a custom sample-LUT by implementing/overriding 'dac_value_generate' + + this driver allows for multiple simultaneous tones to be played through one single channel by doing additive wave-synthesis +*/ + +#if !defined(AUDIO_PIN) +# error "Audio feature enabled, but no suitable pin selected as AUDIO_PIN - see docs/feature_audio under 'ARM (DAC additive)' for available options." +#endif +#if defined(AUDIO_PIN_ALT) && !defined(AUDIO_PIN_ALT_AS_NEGATIVE) +# pragma message "Audio feature: AUDIO_PIN_ALT set, but not AUDIO_PIN_ALT_AS_NEGATIVE - pin will be left unused; audio might still work though." +#endif + +#if !defined(AUDIO_PIN_ALT) +// no ALT pin defined is valid, but the c-ifs below need some value set +# define AUDIO_PIN_ALT PAL_NOLINE +#endif + +#if !defined(AUDIO_DAC_SAMPLE_WAVEFORM_SINE) && !defined(AUDIO_DAC_SAMPLE_WAVEFORM_TRIANGLE) && !defined(AUDIO_DAC_SAMPLE_WAVEFORM_SQUARE) && !defined(AUDIO_DAC_SAMPLE_WAVEFORM_TRAPEZOID) +# define AUDIO_DAC_SAMPLE_WAVEFORM_SINE +#endif + +#ifdef AUDIO_DAC_SAMPLE_WAVEFORM_SINE +/* one full sine wave over [0,2*pi], but shifted up one amplitude and left pi/4; for the samples to start at 0 + */ +static const dacsample_t dac_buffer_sine[AUDIO_DAC_BUFFER_SIZE] = { + // 256 values, max 4095 + 0x0, 0x1, 0x2, 0x6, 0xa, 0xf, 0x16, 0x1e, 0x27, 0x32, 0x3d, 0x4a, 0x58, 0x67, 0x78, 0x89, 0x9c, 0xb0, 0xc5, 0xdb, 0xf2, 0x10a, 0x123, 0x13e, 0x159, 0x175, 0x193, 0x1b1, 0x1d1, 0x1f1, 0x212, 0x235, 0x258, 0x27c, 0x2a0, 0x2c6, 0x2ed, 0x314, 0x33c, 0x365, 0x38e, 0x3b8, 0x3e3, 0x40e, 0x43a, 0x467, 0x494, 0x4c2, 0x4f0, 0x51f, 0x54e, 0x57d, 0x5ad, 0x5dd, 0x60e, 0x63f, 0x670, 0x6a1, 0x6d3, 0x705, 0x737, 0x769, 0x79b, 0x7cd, 0x800, 0x832, 0x864, 0x896, 0x8c8, 0x8fa, 0x92c, 0x95e, 0x98f, 0x9c0, 0x9f1, 0xa22, 0xa52, 0xa82, 0xab1, 0xae0, 0xb0f, 0xb3d, 0xb6b, 0xb98, 0xbc5, 0xbf1, 0xc1c, 0xc47, 0xc71, 0xc9a, 0xcc3, 0xceb, 0xd12, 0xd39, 0xd5f, 0xd83, 0xda7, 0xdca, 0xded, 0xe0e, 0xe2e, 0xe4e, 0xe6c, 0xe8a, 0xea6, 0xec1, 0xedc, 0xef5, 0xf0d, 0xf24, 0xf3a, 0xf4f, 0xf63, 0xf76, 0xf87, 0xf98, 0xfa7, 0xfb5, 0xfc2, 0xfcd, 0xfd8, 0xfe1, 0xfe9, 0xff0, 0xff5, 0xff9, 0xffd, 0xffe, + 0xfff, 0xffe, 0xffd, 0xff9, 0xff5, 0xff0, 0xfe9, 0xfe1, 0xfd8, 0xfcd, 0xfc2, 0xfb5, 0xfa7, 0xf98, 0xf87, 0xf76, 0xf63, 0xf4f, 0xf3a, 0xf24, 0xf0d, 0xef5, 0xedc, 0xec1, 0xea6, 0xe8a, 0xe6c, 0xe4e, 0xe2e, 0xe0e, 0xded, 0xdca, 0xda7, 0xd83, 0xd5f, 0xd39, 0xd12, 0xceb, 0xcc3, 0xc9a, 0xc71, 0xc47, 0xc1c, 0xbf1, 0xbc5, 0xb98, 0xb6b, 0xb3d, 0xb0f, 0xae0, 0xab1, 0xa82, 0xa52, 0xa22, 0x9f1, 0x9c0, 0x98f, 0x95e, 0x92c, 0x8fa, 0x8c8, 0x896, 0x864, 0x832, 0x800, 0x7cd, 0x79b, 0x769, 0x737, 0x705, 0x6d3, 0x6a1, 0x670, 0x63f, 0x60e, 0x5dd, 0x5ad, 0x57d, 0x54e, 0x51f, 0x4f0, 0x4c2, 0x494, 0x467, 0x43a, 0x40e, 0x3e3, 0x3b8, 0x38e, 0x365, 0x33c, 0x314, 0x2ed, 0x2c6, 0x2a0, 0x27c, 0x258, 0x235, 0x212, 0x1f1, 0x1d1, 0x1b1, 0x193, 0x175, 0x159, 0x13e, 0x123, 0x10a, 0xf2, 0xdb, 0xc5, 0xb0, 0x9c, 0x89, 0x78, 0x67, 0x58, 0x4a, 0x3d, 0x32, 0x27, 0x1e, 0x16, 0xf, 0xa, 0x6, 0x2, 0x1}; +#endif // AUDIO_DAC_SAMPLE_WAVEFORM_SINE +#ifdef AUDIO_DAC_SAMPLE_WAVEFORM_TRIANGLE +static const dacsample_t dac_buffer_triangle[AUDIO_DAC_BUFFER_SIZE] = { + // 256 values, max 4095 + 0x0, 0x20, 0x40, 0x60, 0x80, 0xa0, 0xc0, 0xe0, 0x100, 0x120, 0x140, 0x160, 0x180, 0x1a0, 0x1c0, 0x1e0, 0x200, 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x2e0, 0x300, 0x320, 0x340, 0x360, 0x380, 0x3a0, 0x3c0, 0x3e0, 0x400, 0x420, 0x440, 0x460, 0x480, 0x4a0, 0x4c0, 0x4e0, 0x500, 0x520, 0x540, 0x560, 0x580, 0x5a0, 0x5c0, 0x5e0, 0x600, 0x620, 0x640, 0x660, 0x680, 0x6a0, 0x6c0, 0x6e0, 0x700, 0x720, 0x740, 0x760, 0x780, 0x7a0, 0x7c0, 0x7e0, 0x800, 0x81f, 0x83f, 0x85f, 0x87f, 0x89f, 0x8bf, 0x8df, 0x8ff, 0x91f, 0x93f, 0x95f, 0x97f, 0x99f, 0x9bf, 0x9df, 0x9ff, 0xa1f, 0xa3f, 0xa5f, 0xa7f, 0xa9f, 0xabf, 0xadf, 0xaff, 0xb1f, 0xb3f, 0xb5f, 0xb7f, 0xb9f, 0xbbf, 0xbdf, 0xbff, 0xc1f, 0xc3f, 0xc5f, 0xc7f, 0xc9f, 0xcbf, 0xcdf, 0xcff, 0xd1f, 0xd3f, 0xd5f, 0xd7f, 0xd9f, 0xdbf, 0xddf, 0xdff, 0xe1f, 0xe3f, 0xe5f, 0xe7f, 0xe9f, 0xebf, 0xedf, 0xeff, 0xf1f, 0xf3f, 0xf5f, 0xf7f, 0xf9f, 0xfbf, 0xfdf, + 0xfff, 0xfdf, 0xfbf, 0xf9f, 0xf7f, 0xf5f, 0xf3f, 0xf1f, 0xeff, 0xedf, 0xebf, 0xe9f, 0xe7f, 0xe5f, 0xe3f, 0xe1f, 0xdff, 0xddf, 0xdbf, 0xd9f, 0xd7f, 0xd5f, 0xd3f, 0xd1f, 0xcff, 0xcdf, 0xcbf, 0xc9f, 0xc7f, 0xc5f, 0xc3f, 0xc1f, 0xbff, 0xbdf, 0xbbf, 0xb9f, 0xb7f, 0xb5f, 0xb3f, 0xb1f, 0xaff, 0xadf, 0xabf, 0xa9f, 0xa7f, 0xa5f, 0xa3f, 0xa1f, 0x9ff, 0x9df, 0x9bf, 0x99f, 0x97f, 0x95f, 0x93f, 0x91f, 0x8ff, 0x8df, 0x8bf, 0x89f, 0x87f, 0x85f, 0x83f, 0x81f, 0x800, 0x7e0, 0x7c0, 0x7a0, 0x780, 0x760, 0x740, 0x720, 0x700, 0x6e0, 0x6c0, 0x6a0, 0x680, 0x660, 0x640, 0x620, 0x600, 0x5e0, 0x5c0, 0x5a0, 0x580, 0x560, 0x540, 0x520, 0x500, 0x4e0, 0x4c0, 0x4a0, 0x480, 0x460, 0x440, 0x420, 0x400, 0x3e0, 0x3c0, 0x3a0, 0x380, 0x360, 0x340, 0x320, 0x300, 0x2e0, 0x2c0, 0x2a0, 0x280, 0x260, 0x240, 0x220, 0x200, 0x1e0, 0x1c0, 0x1a0, 0x180, 0x160, 0x140, 0x120, 0x100, 0xe0, 0xc0, 0xa0, 0x80, 0x60, 0x40, 0x20}; +#endif // AUDIO_DAC_SAMPLE_WAVEFORM_TRIANGLE +#ifdef AUDIO_DAC_SAMPLE_WAVEFORM_SQUARE +static const dacsample_t dac_buffer_square[AUDIO_DAC_BUFFER_SIZE] = { + [0 ... AUDIO_DAC_BUFFER_SIZE / 2 - 1] = 0, // first and + [AUDIO_DAC_BUFFER_SIZE / 2 ... AUDIO_DAC_BUFFER_SIZE - 1] = AUDIO_DAC_SAMPLE_MAX, // second half +}; +#endif // AUDIO_DAC_SAMPLE_WAVEFORM_SQUARE +/* +// four steps: 0, 1/3, 2/3 and 1 +static const dacsample_t dac_buffer_staircase[AUDIO_DAC_BUFFER_SIZE] = { + [0 ... AUDIO_DAC_BUFFER_SIZE/3 -1 ] = 0, + [AUDIO_DAC_BUFFER_SIZE / 4 ... AUDIO_DAC_BUFFER_SIZE / 2 -1 ] = AUDIO_DAC_SAMPLE_MAX / 3, + [AUDIO_DAC_BUFFER_SIZE / 2 ... 3 * AUDIO_DAC_BUFFER_SIZE / 4 -1 ] = 2 * AUDIO_DAC_SAMPLE_MAX / 3, + [3 * AUDIO_DAC_BUFFER_SIZE / 4 ... AUDIO_DAC_BUFFER_SIZE -1 ] = AUDIO_DAC_SAMPLE_MAX, +} +*/ +#ifdef AUDIO_DAC_SAMPLE_WAVEFORM_TRAPEZOID +static const dacsample_t dac_buffer_trapezoid[AUDIO_DAC_BUFFER_SIZE] = {0x0, 0x1f, 0x7f, 0xdf, 0x13f, 0x19f, 0x1ff, 0x25f, 0x2bf, 0x31f, 0x37f, 0x3df, 0x43f, 0x49f, 0x4ff, 0x55f, 0x5bf, 0x61f, 0x67f, 0x6df, 0x73f, 0x79f, 0x7ff, 0x85f, 0x8bf, 0x91f, 0x97f, 0x9df, 0xa3f, 0xa9f, 0xaff, 0xb5f, 0xbbf, 0xc1f, 0xc7f, 0xcdf, 0xd3f, 0xd9f, 0xdff, 0xe5f, 0xebf, 0xf1f, 0xf7f, 0xfdf, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, 0xfff, + 0xfff, 0xfdf, 0xf7f, 0xf1f, 0xebf, 0xe5f, 0xdff, 0xd9f, 0xd3f, 0xcdf, 0xc7f, 0xc1f, 0xbbf, 0xb5f, 0xaff, 0xa9f, 0xa3f, 0x9df, 0x97f, 0x91f, 0x8bf, 0x85f, 0x7ff, 0x79f, 0x73f, 0x6df, 0x67f, 0x61f, 0x5bf, 0x55f, 0x4ff, 0x49f, 0x43f, 0x3df, 0x37f, 0x31f, 0x2bf, 0x25f, 0x1ff, 0x19f, 0x13f, 0xdf, 0x7f, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; +#endif // AUDIO_DAC_SAMPLE_WAVEFORM_TRAPEZOID + +static dacsample_t dac_buffer_empty[AUDIO_DAC_BUFFER_SIZE] = {AUDIO_DAC_OFF_VALUE}; + +/* keep track of the sample position for for each frequency */ +static float dac_if[AUDIO_MAX_SIMULTANEOUS_TONES] = {0.0}; + +static float active_tones_snapshot[AUDIO_MAX_SIMULTANEOUS_TONES] = {0, 0}; +static uint8_t active_tones_snapshot_length = 0; + +typedef enum { + OUTPUT_SHOULD_START, + OUTPUT_RUN_NORMALLY, + // path 1: wait for zero, then change/update active tones + OUTPUT_TONES_CHANGED, + OUTPUT_REACHED_ZERO_BEFORE_TONE_CHANGE, + // path 2: hardware should stop, wait for zero then turn output off = stop the timer + OUTPUT_SHOULD_STOP, + OUTPUT_REACHED_ZERO_BEFORE_OFF, + OUTPUT_OFF, + OUTPUT_OFF_1, + OUTPUT_OFF_2, // trailing off: giving the DAC two more conversion cycles until the AUDIO_DAC_OFF_VALUE reaches the output, then turn the timer off, which leaves the output at that level + number_of_output_states +} output_states_t; +output_states_t state = OUTPUT_OFF_2; + +/** + * Generation of the waveform being passed to the callback. Declared weak so users + * can override it with their own wave-forms/noises. + */ +__attribute__((weak)) uint16_t dac_value_generate(void) { + // DAC is running/asking for values but snapshot length is zero -> must be playing a pause + if (active_tones_snapshot_length == 0) { + return AUDIO_DAC_OFF_VALUE; + } + + /* doing additive wave synthesis over all currently playing tones = adding up + * sine-wave-samples for each frequency, scaled by the number of active tones + */ + uint16_t value = 0; + float frequency = 0.0f; + + for (uint8_t i = 0; i < active_tones_snapshot_length; i++) { + /* Note: a user implementation does not have to rely on the active_tones_snapshot, but + * could directly query the active frequencies through audio_get_processed_frequency */ + frequency = active_tones_snapshot[i]; + + dac_if[i] = dac_if[i] + ((frequency * AUDIO_DAC_BUFFER_SIZE) / AUDIO_DAC_SAMPLE_RATE) * 2 / 3; + /*Note: the 2/3 are necessary to get the correct frequencies on the + * DAC output (as measured with an oscilloscope), since the gpt + * timer runs with 3*AUDIO_DAC_SAMPLE_RATE; and the DAC callback + * is called twice per conversion.*/ + + dac_if[i] = fmod(dac_if[i], AUDIO_DAC_BUFFER_SIZE); + + // Wavetable generation/lookup + uint16_t dac_i = (uint16_t)dac_if[i]; + +#if defined(AUDIO_DAC_SAMPLE_WAVEFORM_SINE) + value += dac_buffer_sine[dac_i] / active_tones_snapshot_length; +#elif defined(AUDIO_DAC_SAMPLE_WAVEFORM_TRIANGLE) + value += dac_buffer_triangle[dac_i] / active_tones_snapshot_length; +#elif defined(AUDIO_DAC_SAMPLE_WAVEFORM_TRAPEZOID) + value += dac_buffer_trapezoid[dac_i] / active_tones_snapshot_length; +#elif defined(AUDIO_DAC_SAMPLE_WAVEFORM_SQUARE) + value += dac_buffer_square[dac_i] / active_tones_snapshot_length; +#endif + /* + // SINE + value += dac_buffer_sine[dac_i] / active_tones_snapshot_length / 3; + // TRIANGLE + value += dac_buffer_triangle[dac_i] / active_tones_snapshot_length / 3; + // SQUARE + value += dac_buffer_square[dac_i] / active_tones_snapshot_length / 3; + //NOTE: combination of these three wave-forms is more exemplary - and doesn't sound particularly good :-P + */ + + // STAIRS (mostly usefully as test-pattern) + // value_avg = dac_buffer_staircase[dac_i] / active_tones_snapshot_length; + } + + return value; +} + +/** + * DAC streaming callback. Does all of the main computing for playing songs. + * + * Note: chibios calls this CB twice: during the 'half buffer event', and the 'full buffer event'. + */ +static void dac_end(DACDriver *dacp) { + dacsample_t *sample_p = (dacp)->samples; + + // work on the other half of the buffer + if (dacIsBufferComplete(dacp)) { + sample_p += AUDIO_DAC_BUFFER_SIZE / 2; // 'half_index' + } + + for (uint8_t s = 0; s < AUDIO_DAC_BUFFER_SIZE / 2; s++) { + if (OUTPUT_OFF <= state) { + sample_p[s] = AUDIO_DAC_OFF_VALUE; + continue; + } else { + sample_p[s] = dac_value_generate(); + } + + /* zero crossing (or approach, whereas zero == DAC_OFF_VALUE, which can be configured to anything from 0 to DAC_SAMPLE_MAX) + * ============================*=*========================== AUDIO_DAC_SAMPLE_MAX + * * * + * * * + * --------------------------------------------------------- + * * * } AUDIO_DAC_SAMPLE_MAX/100 + * --------------------------------------------------------- AUDIO_DAC_OFF_VALUE + * * * } AUDIO_DAC_SAMPLE_MAX/100 + * --------------------------------------------------------- + * * + * * * + * * * + * =====*=*================================================= 0x0 + */ + if (((sample_p[s] + (AUDIO_DAC_SAMPLE_MAX / 100)) > AUDIO_DAC_OFF_VALUE) && // value approaches from below + (sample_p[s] < (AUDIO_DAC_OFF_VALUE + (AUDIO_DAC_SAMPLE_MAX / 100))) // or above + ) { + if ((OUTPUT_SHOULD_START == state) && (active_tones_snapshot_length > 0)) { + state = OUTPUT_RUN_NORMALLY; + } else if (OUTPUT_TONES_CHANGED == state) { + state = OUTPUT_REACHED_ZERO_BEFORE_TONE_CHANGE; + } else if (OUTPUT_SHOULD_STOP == state) { + state = OUTPUT_REACHED_ZERO_BEFORE_OFF; + } + } + + // still 'ramping up', reset the output to OFF_VALUE until the generated values reach that value, to do a smooth handover + if (OUTPUT_SHOULD_START == state) { + sample_p[s] = AUDIO_DAC_OFF_VALUE; + } + + if ((OUTPUT_SHOULD_START == state) || (OUTPUT_REACHED_ZERO_BEFORE_OFF == state) || (OUTPUT_REACHED_ZERO_BEFORE_TONE_CHANGE == state)) { + uint8_t active_tones = MIN(AUDIO_MAX_SIMULTANEOUS_TONES, audio_get_number_of_active_tones()); + active_tones_snapshot_length = 0; + // update the snapshot - once, and only on occasion that something changed; + // -> saves cpu cycles (?) + for (uint8_t i = 0; i < active_tones; i++) { + float freq = audio_get_processed_frequency(i); + if (freq > 0) { // disregard 'rest' notes, with valid frequency 0.0f; which would only lower the resulting waveform volume during the additive synthesis step + active_tones_snapshot[active_tones_snapshot_length++] = freq; + } + } + + if ((0 == active_tones_snapshot_length) && (OUTPUT_REACHED_ZERO_BEFORE_OFF == state)) { + state = OUTPUT_OFF; + } + if (OUTPUT_REACHED_ZERO_BEFORE_TONE_CHANGE == state) { + state = OUTPUT_RUN_NORMALLY; + } + } + } + + // update audio internal state (note position, current_note, ...) + if (audio_update_state()) { + if (OUTPUT_SHOULD_STOP != state) { + state = OUTPUT_TONES_CHANGED; + } + } + + if (OUTPUT_OFF <= state) { + if (OUTPUT_OFF_2 == state) { + // stopping timer6 = stopping the DAC at whatever value it is currently pushing to the output = AUDIO_DAC_OFF_VALUE + gptStopTimer(&GPTD6); + } else { + state++; + } + } +} + +static void dac_error(DACDriver *dacp, dacerror_t err) { + (void)dacp; + (void)err; + + chSysHalt("DAC failure. halp"); +} + +static const GPTConfig gpt6cfg1 = {.frequency = AUDIO_DAC_SAMPLE_RATE * 3, + .callback = NULL, + .cr2 = TIM_CR2_MMS_1, /* MMS = 010 = TRGO on Update Event. */ + .dier = 0U}; + +static const DACConfig dac_conf = {.init = AUDIO_DAC_OFF_VALUE, .datamode = DAC_DHRM_12BIT_RIGHT}; + +/** + * @note The DAC_TRG(0) here selects the Timer 6 TRGO event, which is triggered + * on the rising edge after 3 APB1 clock cycles, causing our gpt6cfg1.frequency + * to be a third of what we expect. + * + * Here are all the values for DAC_TRG (TSEL in the ref manual) + * TIM15_TRGO 0b011 + * TIM2_TRGO 0b100 + * TIM3_TRGO 0b001 + * TIM6_TRGO 0b000 + * TIM7_TRGO 0b010 + * EXTI9 0b110 + * SWTRIG 0b111 + */ +static const DACConversionGroup dac_conv_cfg = {.num_channels = 1U, .end_cb = dac_end, .error_cb = dac_error, .trigger = DAC_TRG(0b000)}; + +void audio_driver_initialize() { + if ((AUDIO_PIN == A4) || (AUDIO_PIN_ALT == A4)) { + palSetLineMode(A4, PAL_MODE_INPUT_ANALOG); + dacStart(&DACD1, &dac_conf); + } + if ((AUDIO_PIN == A5) || (AUDIO_PIN_ALT == A5)) { + palSetLineMode(A5, PAL_MODE_INPUT_ANALOG); + dacStart(&DACD2, &dac_conf); + } + + /* enable the output buffer, to directly drive external loads with no additional circuitry + * + * see: AN4566 Application note: Extending the DAC performance of STM32 microcontrollers + * Note: Buffer-Off bit -> has to be set 0 to enable the output buffer + * Note: enabling the output buffer imparts an additional dc-offset of a couple mV + * + * this is done here, reaching directly into the stm32 registers since chibios has not implemented BOFF handling yet + * (see: chibios/os/hal/ports/STM32/todo.txt '- BOFF handling in DACv1.' + */ + DACD1.params->dac->CR &= ~DAC_CR_BOFF1; + DACD2.params->dac->CR &= ~DAC_CR_BOFF2; + + if (AUDIO_PIN == A4) { + dacStartConversion(&DACD1, &dac_conv_cfg, dac_buffer_empty, AUDIO_DAC_BUFFER_SIZE); + } else if (AUDIO_PIN == A5) { + dacStartConversion(&DACD2, &dac_conv_cfg, dac_buffer_empty, AUDIO_DAC_BUFFER_SIZE); + } + + // no inverted/out-of-phase waveform (yet?), only pulling AUDIO_PIN_ALT to AUDIO_DAC_OFF_VALUE +#if defined(AUDIO_PIN_ALT_AS_NEGATIVE) + if (AUDIO_PIN_ALT == A4) { + dacPutChannelX(&DACD1, 0, AUDIO_DAC_OFF_VALUE); + } else if (AUDIO_PIN_ALT == A5) { + dacPutChannelX(&DACD2, 0, AUDIO_DAC_OFF_VALUE); + } +#endif + + gptStart(&GPTD6, &gpt6cfg1); +} + +void audio_driver_stop(void) { state = OUTPUT_SHOULD_STOP; } + +void audio_driver_start(void) { + gptStartContinuous(&GPTD6, 2U); + + for (uint8_t i = 0; i < AUDIO_MAX_SIMULTANEOUS_TONES; i++) { + dac_if[i] = 0.0f; + active_tones_snapshot[i] = 0.0f; + } + active_tones_snapshot_length = 0; + state = OUTPUT_SHOULD_START; +} diff --git a/platforms/chibios/drivers/audio_dac_basic.c b/platforms/chibios/drivers/audio_dac_basic.c new file mode 100644 index 0000000000..fac6513506 --- /dev/null +++ b/platforms/chibios/drivers/audio_dac_basic.c @@ -0,0 +1,245 @@ +/* Copyright 2016-2020 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "audio.h" +#include "ch.h" +#include "hal.h" + +/* + Audio Driver: DAC + + which utilizes both channels of the DAC unit many STM32 are equipped with to output a modulated square-wave, from precomputed samples stored in a buffer, which is passed to the hardware through DMA + + this driver can either be used to drive to separate speakers, wired to A4+Gnd and A5+Gnd, which allows two tones to be played simultaneously + OR + one speaker wired to A4+A5 with the AUDIO_PIN_ALT_AS_NEGATIVE define set - see docs/feature_audio + +*/ + +#if !defined(AUDIO_PIN) +# pragma message "Audio feature enabled, but no suitable pin selected as AUDIO_PIN - see docs/feature_audio under 'ARM (DAC basic)' for available options." +// TODO: make this an 'error' instead; go through a breaking change, and add AUDIO_PIN A5 to all keyboards currently using AUDIO on STM32 based boards? - for now: set the define here +# define AUDIO_PIN A5 +#endif +// check configuration for ONE speaker, connected to both DAC pins +#if defined(AUDIO_PIN_ALT_AS_NEGATIVE) && !defined(AUDIO_PIN_ALT) +# error "Audio feature: AUDIO_PIN_ALT_AS_NEGATIVE set, but no pin configured as AUDIO_PIN_ALT" +#endif + +#ifndef AUDIO_PIN_ALT +// no ALT pin defined is valid, but the c-ifs below need some value set +# define AUDIO_PIN_ALT -1 +#endif + +#if !defined(AUDIO_STATE_TIMER) +# define AUDIO_STATE_TIMER GPTD8 +#endif + +// square-wave +static const dacsample_t dac_buffer_1[AUDIO_DAC_BUFFER_SIZE] = { + // First half is max, second half is 0 + [0 ... AUDIO_DAC_BUFFER_SIZE / 2 - 1] = AUDIO_DAC_SAMPLE_MAX, + [AUDIO_DAC_BUFFER_SIZE / 2 ... AUDIO_DAC_BUFFER_SIZE - 1] = 0, +}; + +// square-wave +static const dacsample_t dac_buffer_2[AUDIO_DAC_BUFFER_SIZE] = { + // opposite of dac_buffer above + [0 ... AUDIO_DAC_BUFFER_SIZE / 2 - 1] = 0, + [AUDIO_DAC_BUFFER_SIZE / 2 ... AUDIO_DAC_BUFFER_SIZE - 1] = AUDIO_DAC_SAMPLE_MAX, +}; + +GPTConfig gpt6cfg1 = {.frequency = AUDIO_DAC_SAMPLE_RATE, + .callback = NULL, + .cr2 = TIM_CR2_MMS_1, /* MMS = 010 = TRGO on Update Event. */ + .dier = 0U}; +GPTConfig gpt7cfg1 = {.frequency = AUDIO_DAC_SAMPLE_RATE, + .callback = NULL, + .cr2 = TIM_CR2_MMS_1, /* MMS = 010 = TRGO on Update Event. */ + .dier = 0U}; + +static void gpt_audio_state_cb(GPTDriver *gptp); +GPTConfig gptStateUpdateCfg = {.frequency = 10, + .callback = gpt_audio_state_cb, + .cr2 = TIM_CR2_MMS_1, /* MMS = 010 = TRGO on Update Event. */ + .dier = 0U}; + +static const DACConfig dac_conf_ch1 = {.init = AUDIO_DAC_OFF_VALUE, .datamode = DAC_DHRM_12BIT_RIGHT}; +static const DACConfig dac_conf_ch2 = {.init = AUDIO_DAC_OFF_VALUE, .datamode = DAC_DHRM_12BIT_RIGHT}; + +/** + * @note The DAC_TRG(0) here selects the Timer 6 TRGO event, which is triggered + * on the rising edge after 3 APB1 clock cycles, causing our gpt6cfg1.frequency + * to be a third of what we expect. + * + * Here are all the values for DAC_TRG (TSEL in the ref manual) + * TIM15_TRGO 0b011 + * TIM2_TRGO 0b100 + * TIM3_TRGO 0b001 + * TIM6_TRGO 0b000 + * TIM7_TRGO 0b010 + * EXTI9 0b110 + * SWTRIG 0b111 + */ +static const DACConversionGroup dac_conv_grp_ch1 = {.num_channels = 1U, .trigger = DAC_TRG(0b000)}; +static const DACConversionGroup dac_conv_grp_ch2 = {.num_channels = 1U, .trigger = DAC_TRG(0b010)}; + +void channel_1_start(void) { + gptStart(&GPTD6, &gpt6cfg1); + gptStartContinuous(&GPTD6, 2U); + palSetPadMode(GPIOA, 4, PAL_MODE_INPUT_ANALOG); +} + +void channel_1_stop(void) { + gptStopTimer(&GPTD6); + palSetPadMode(GPIOA, 4, PAL_MODE_OUTPUT_PUSHPULL); + palSetPad(GPIOA, 4); +} + +static float channel_1_frequency = 0.0f; +void channel_1_set_frequency(float freq) { + channel_1_frequency = freq; + + channel_1_stop(); + if (freq <= 0.0) // a pause/rest has freq=0 + return; + + gpt6cfg1.frequency = 2 * freq * AUDIO_DAC_BUFFER_SIZE; + channel_1_start(); +} +float channel_1_get_frequency(void) { return channel_1_frequency; } + +void channel_2_start(void) { + gptStart(&GPTD7, &gpt7cfg1); + gptStartContinuous(&GPTD7, 2U); + palSetPadMode(GPIOA, 5, PAL_MODE_INPUT_ANALOG); +} + +void channel_2_stop(void) { + gptStopTimer(&GPTD7); + palSetPadMode(GPIOA, 5, PAL_MODE_OUTPUT_PUSHPULL); + palSetPad(GPIOA, 5); +} + +static float channel_2_frequency = 0.0f; +void channel_2_set_frequency(float freq) { + channel_2_frequency = freq; + + channel_2_stop(); + if (freq <= 0.0) // a pause/rest has freq=0 + return; + + gpt7cfg1.frequency = 2 * freq * AUDIO_DAC_BUFFER_SIZE; + channel_2_start(); +} +float channel_2_get_frequency(void) { return channel_2_frequency; } + +static void gpt_audio_state_cb(GPTDriver *gptp) { + if (audio_update_state()) { +#if defined(AUDIO_PIN_ALT_AS_NEGATIVE) + // one piezo/speaker connected to both audio pins, the generated square-waves are inverted + channel_1_set_frequency(audio_get_processed_frequency(0)); + channel_2_set_frequency(audio_get_processed_frequency(0)); + +#else // two separate audio outputs/speakers + // primary speaker on A4, optional secondary on A5 + if (AUDIO_PIN == A4) { + channel_1_set_frequency(audio_get_processed_frequency(0)); + if (AUDIO_PIN_ALT == A5) { + if (audio_get_number_of_active_tones() > 1) { + channel_2_set_frequency(audio_get_processed_frequency(1)); + } else { + channel_2_stop(); + } + } + } + + // primary speaker on A5, optional secondary on A4 + if (AUDIO_PIN == A5) { + channel_2_set_frequency(audio_get_processed_frequency(0)); + if (AUDIO_PIN_ALT == A4) { + if (audio_get_number_of_active_tones() > 1) { + channel_1_set_frequency(audio_get_processed_frequency(1)); + } else { + channel_1_stop(); + } + } + } +#endif + } +} + +void audio_driver_initialize() { + if ((AUDIO_PIN == A4) || (AUDIO_PIN_ALT == A4)) { + palSetPadMode(GPIOA, 4, PAL_MODE_INPUT_ANALOG); + dacStart(&DACD1, &dac_conf_ch1); + + // initial setup of the dac-triggering timer is still required, even + // though it gets reconfigured and restarted later on + gptStart(&GPTD6, &gpt6cfg1); + } + + if ((AUDIO_PIN == A5) || (AUDIO_PIN_ALT == A5)) { + palSetPadMode(GPIOA, 5, PAL_MODE_INPUT_ANALOG); + dacStart(&DACD2, &dac_conf_ch2); + + gptStart(&GPTD7, &gpt7cfg1); + } + + /* enable the output buffer, to directly drive external loads with no additional circuitry + * + * see: AN4566 Application note: Extending the DAC performance of STM32 microcontrollers + * Note: Buffer-Off bit -> has to be set 0 to enable the output buffer + * Note: enabling the output buffer imparts an additional dc-offset of a couple mV + * + * this is done here, reaching directly into the stm32 registers since chibios has not implemented BOFF handling yet + * (see: chibios/os/hal/ports/STM32/todo.txt '- BOFF handling in DACv1.' + */ + DACD1.params->dac->CR &= ~DAC_CR_BOFF1; + DACD2.params->dac->CR &= ~DAC_CR_BOFF2; + + // start state-updater + gptStart(&AUDIO_STATE_TIMER, &gptStateUpdateCfg); +} + +void audio_driver_stop(void) { + if ((AUDIO_PIN == A4) || (AUDIO_PIN_ALT == A4)) { + gptStopTimer(&GPTD6); + + // stop the ongoing conversion and put the output in a known state + dacStopConversion(&DACD1); + dacPutChannelX(&DACD1, 0, AUDIO_DAC_OFF_VALUE); + } + + if ((AUDIO_PIN == A5) || (AUDIO_PIN_ALT == A5)) { + gptStopTimer(&GPTD7); + + dacStopConversion(&DACD2); + dacPutChannelX(&DACD2, 0, AUDIO_DAC_OFF_VALUE); + } + gptStopTimer(&AUDIO_STATE_TIMER); +} + +void audio_driver_start(void) { + if ((AUDIO_PIN == A4) || (AUDIO_PIN_ALT == A4)) { + dacStartConversion(&DACD1, &dac_conv_grp_ch1, (dacsample_t *)dac_buffer_1, AUDIO_DAC_BUFFER_SIZE); + } + if ((AUDIO_PIN == A5) || (AUDIO_PIN_ALT == A5)) { + dacStartConversion(&DACD2, &dac_conv_grp_ch2, (dacsample_t *)dac_buffer_2, AUDIO_DAC_BUFFER_SIZE); + } + gptStartContinuous(&AUDIO_STATE_TIMER, 2U); +} diff --git a/platforms/chibios/drivers/audio_pwm.h b/platforms/chibios/drivers/audio_pwm.h new file mode 100644 index 0000000000..86cab916e1 --- /dev/null +++ b/platforms/chibios/drivers/audio_pwm.h @@ -0,0 +1,40 @@ +/* Copyright 2020 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#if !defined(AUDIO_PWM_DRIVER) +// NOTE: Timer2 seems to be used otherwise in QMK, otherwise we could default to A5 (= TIM2_CH1, with PWMD2 and alternate-function(1)) +# define AUDIO_PWM_DRIVER PWMD1 +#endif + +#if !defined(AUDIO_PWM_CHANNEL) +// NOTE: sticking to the STM data-sheet numbering: TIMxCH1 to TIMxCH4 +// default: STM32F303CC PA8+TIM1_CH1 -> 1 +# define AUDIO_PWM_CHANNEL 1 +#endif + +#if !defined(AUDIO_PWM_PAL_MODE) +// pin-alternate function: see the data-sheet for which pin needs what AF to connect to TIMx_CHy +// default: STM32F303CC PA8+TIM1_CH1 -> 6 +# define AUDIO_PWM_PAL_MODE 6 +#endif + +#if !defined(AUDIO_STATE_TIMER) +// timer used to trigger updates in the audio-system, configured/enabled in chibios mcuconf. +// Tim6 is the default for "larger" STMs, smaller ones might not have this one (enabled) and need to switch to a different one (e.g.: STM32F103 has only Tim1-Tim4) +# define AUDIO_STATE_TIMER GPTD6 +#endif diff --git a/platforms/chibios/drivers/audio_pwm_hardware.c b/platforms/chibios/drivers/audio_pwm_hardware.c new file mode 100644 index 0000000000..cd40019ee7 --- /dev/null +++ b/platforms/chibios/drivers/audio_pwm_hardware.c @@ -0,0 +1,144 @@ +/* Copyright 2020 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* +Audio Driver: PWM + +the duty-cycle is always kept at 50%, and the pwm-period is adjusted to match the frequency of a note to be played back. + +this driver uses the chibios-PWM system to produce a square-wave on specific output pins that are connected to the PWM hardware. +The hardware directly toggles the pin via its alternate function. see your MCUs data-sheet for which pin can be driven by what timer - looking for TIMx_CHy and the corresponding alternate function. + + */ + +#include "audio.h" +#include "ch.h" +#include "hal.h" + +#if !defined(AUDIO_PIN) +# error "Audio feature enabled, but no pin selected - see docs/feature_audio under the ARM PWM settings" +#endif + +extern bool playing_note; +extern bool playing_melody; +extern uint8_t note_timbre; + +static PWMConfig pwmCFG = { + .frequency = 100000, /* PWM clock frequency */ + // CHIBIOS-BUG? can't set the initial period to <2, or the pwm (hard or software) takes ~130ms with .frequency=500000 for a pwmChangePeriod to take effect; with no output=silence in the meantime + .period = 2, /* initial PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */ + .callback = NULL, /* no callback, the hardware directly toggles the pin */ + .channels = + { +#if AUDIO_PWM_CHANNEL == 4 + {PWM_OUTPUT_DISABLED, NULL}, /* channel 0 -> TIMx_CH1 */ + {PWM_OUTPUT_DISABLED, NULL}, /* channel 1 -> TIMx_CH2 */ + {PWM_OUTPUT_DISABLED, NULL}, /* channel 2 -> TIMx_CH3 */ + {PWM_OUTPUT_ACTIVE_HIGH, NULL} /* channel 3 -> TIMx_CH4 */ +#elif AUDIO_PWM_CHANNEL == 3 + {PWM_OUTPUT_DISABLED, NULL}, + {PWM_OUTPUT_DISABLED, NULL}, + {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* TIMx_CH3 */ + {PWM_OUTPUT_DISABLED, NULL} +#elif AUDIO_PWM_CHANNEL == 2 + {PWM_OUTPUT_DISABLED, NULL}, + {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* TIMx_CH2 */ + {PWM_OUTPUT_DISABLED, NULL}, + {PWM_OUTPUT_DISABLED, NULL} +#else /*fallback to CH1 */ + {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* TIMx_CH1 */ + {PWM_OUTPUT_DISABLED, NULL}, + {PWM_OUTPUT_DISABLED, NULL}, + {PWM_OUTPUT_DISABLED, NULL} +#endif + }, +}; + +static float channel_1_frequency = 0.0f; +void channel_1_set_frequency(float freq) { + channel_1_frequency = freq; + + if (freq <= 0.0) // a pause/rest has freq=0 + return; + + pwmcnt_t period = (pwmCFG.frequency / freq); + pwmChangePeriod(&AUDIO_PWM_DRIVER, period); + pwmEnableChannel(&AUDIO_PWM_DRIVER, AUDIO_PWM_CHANNEL - 1, + // adjust the duty-cycle so that the output is for 'note_timbre' duration HIGH + PWM_PERCENTAGE_TO_WIDTH(&AUDIO_PWM_DRIVER, (100 - note_timbre) * 100)); +} + +float channel_1_get_frequency(void) { return channel_1_frequency; } + +void channel_1_start(void) { + pwmStop(&AUDIO_PWM_DRIVER); + pwmStart(&AUDIO_PWM_DRIVER, &pwmCFG); +} + +void channel_1_stop(void) { pwmStop(&AUDIO_PWM_DRIVER); } + +static void gpt_callback(GPTDriver *gptp); +GPTConfig gptCFG = { + /* a whole note is one beat, which is - per definition in musical_notes.h - set to 64 + the longest note is BREAVE_DOT=128+64=192, the shortest SIXTEENTH=4 + the tempo (which might vary!) is in bpm (beats per minute) + therefore: if the timer ticks away at .frequency = (60*64)Hz, + and the .interval counts from 64 downwards - audio_update_state is + called just often enough to not miss any notes + */ + .frequency = 60 * 64, + .callback = gpt_callback, +}; + +void audio_driver_initialize(void) { + pwmStart(&AUDIO_PWM_DRIVER, &pwmCFG); + + // connect the AUDIO_PIN to the PWM hardware +#if defined(USE_GPIOV1) // STM32F103C8 + palSetLineMode(AUDIO_PIN, PAL_MODE_ALTERNATE_PUSHPULL); +#else // GPIOv2 (or GPIOv3 for f4xx, which is the same/compatible at this command) + palSetLineMode(AUDIO_PIN, PAL_MODE_ALTERNATE(AUDIO_PWM_PAL_MODE)); +#endif + + gptStart(&AUDIO_STATE_TIMER, &gptCFG); +} + +void audio_driver_start(void) { + channel_1_stop(); + channel_1_start(); + + if (playing_note || playing_melody) { + gptStartContinuous(&AUDIO_STATE_TIMER, 64); + } +} + +void audio_driver_stop(void) { + channel_1_stop(); + gptStopTimer(&AUDIO_STATE_TIMER); +} + +/* a regular timer task, that checks the note to be currently played + * and updates the pwm to output that frequency + */ +static void gpt_callback(GPTDriver *gptp) { + float freq; // TODO: freq_alt + + if (audio_update_state()) { + freq = audio_get_processed_frequency(0); // freq_alt would be index=1 + channel_1_set_frequency(freq); + } +} diff --git a/platforms/chibios/drivers/audio_pwm_software.c b/platforms/chibios/drivers/audio_pwm_software.c new file mode 100644 index 0000000000..15c3e98b6a --- /dev/null +++ b/platforms/chibios/drivers/audio_pwm_software.c @@ -0,0 +1,164 @@ +/* Copyright 2020 Jack Humbert + * Copyright 2020 JohSchneider + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* +Audio Driver: PWM + +the duty-cycle is always kept at 50%, and the pwm-period is adjusted to match the frequency of a note to be played back. + +this driver uses the chibios-PWM system to produce a square-wave on any given output pin in software +- a pwm callback is used to set/clear the configured pin. + + */ +#include "audio.h" +#include "ch.h" +#include "hal.h" + +#if !defined(AUDIO_PIN) +# error "Audio feature enabled, but no pin selected - see docs/feature_audio under the ARM PWM settings" +#endif +extern bool playing_note; +extern bool playing_melody; +extern uint8_t note_timbre; + +static void pwm_audio_period_callback(PWMDriver *pwmp); +static void pwm_audio_channel_interrupt_callback(PWMDriver *pwmp); + +static PWMConfig pwmCFG = { + .frequency = 100000, /* PWM clock frequency */ + // CHIBIOS-BUG? can't set the initial period to <2, or the pwm (hard or software) takes ~130ms with .frequency=500000 for a pwmChangePeriod to take effect; with no output=silence in the meantime + .period = 2, /* initial PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */ + .callback = pwm_audio_period_callback, + .channels = + { + // software-PWM just needs another callback on any channel + {PWM_OUTPUT_ACTIVE_HIGH, pwm_audio_channel_interrupt_callback}, /* channel 0 -> TIMx_CH1 */ + {PWM_OUTPUT_DISABLED, NULL}, /* channel 1 -> TIMx_CH2 */ + {PWM_OUTPUT_DISABLED, NULL}, /* channel 2 -> TIMx_CH3 */ + {PWM_OUTPUT_DISABLED, NULL} /* channel 3 -> TIMx_CH4 */ + }, +}; + +static float channel_1_frequency = 0.0f; +void channel_1_set_frequency(float freq) { + channel_1_frequency = freq; + + if (freq <= 0.0) // a pause/rest has freq=0 + return; + + pwmcnt_t period = (pwmCFG.frequency / freq); + pwmChangePeriod(&AUDIO_PWM_DRIVER, period); + + pwmEnableChannel(&AUDIO_PWM_DRIVER, AUDIO_PWM_CHANNEL - 1, + // adjust the duty-cycle so that the output is for 'note_timbre' duration HIGH + PWM_PERCENTAGE_TO_WIDTH(&AUDIO_PWM_DRIVER, (100 - note_timbre) * 100)); +} + +float channel_1_get_frequency(void) { return channel_1_frequency; } + +void channel_1_start(void) { + pwmStop(&AUDIO_PWM_DRIVER); + pwmStart(&AUDIO_PWM_DRIVER, &pwmCFG); + + pwmEnablePeriodicNotification(&AUDIO_PWM_DRIVER); + pwmEnableChannelNotification(&AUDIO_PWM_DRIVER, AUDIO_PWM_CHANNEL - 1); +} + +void channel_1_stop(void) { + pwmStop(&AUDIO_PWM_DRIVER); + + palClearLine(AUDIO_PIN); // leave the line low, after last note was played + +#if defined(AUDIO_PIN_ALT) && defined(AUDIO_PIN_ALT_AS_NEGATIVE) + palClearLine(AUDIO_PIN_ALT); // leave the line low, after last note was played +#endif +} + +// generate a PWM signal on any pin, not necessarily the one connected to the timer +static void pwm_audio_period_callback(PWMDriver *pwmp) { + (void)pwmp; + palClearLine(AUDIO_PIN); + +#if defined(AUDIO_PIN_ALT) && defined(AUDIO_PIN_ALT_AS_NEGATIVE) + palSetLine(AUDIO_PIN_ALT); +#endif +} +static void pwm_audio_channel_interrupt_callback(PWMDriver *pwmp) { + (void)pwmp; + if (channel_1_frequency > 0) { + palSetLine(AUDIO_PIN); // generate a PWM signal on any pin, not necessarily the one connected to the timer +#if defined(AUDIO_PIN_ALT) && defined(AUDIO_PIN_ALT_AS_NEGATIVE) + palClearLine(AUDIO_PIN_ALT); +#endif + } +} + +static void gpt_callback(GPTDriver *gptp); +GPTConfig gptCFG = { + /* a whole note is one beat, which is - per definition in musical_notes.h - set to 64 + the longest note is BREAVE_DOT=128+64=192, the shortest SIXTEENTH=4 + the tempo (which might vary!) is in bpm (beats per minute) + therefore: if the timer ticks away at .frequency = (60*64)Hz, + and the .interval counts from 64 downwards - audio_update_state is + called just often enough to not miss anything + */ + .frequency = 60 * 64, + .callback = gpt_callback, +}; + +void audio_driver_initialize(void) { + pwmStart(&AUDIO_PWM_DRIVER, &pwmCFG); + + palSetLineMode(AUDIO_PIN, PAL_MODE_OUTPUT_PUSHPULL); + palClearLine(AUDIO_PIN); + +#if defined(AUDIO_PIN_ALT) && defined(AUDIO_PIN_ALT_AS_NEGATIVE) + palSetLineMode(AUDIO_PIN_ALT, PAL_MODE_OUTPUT_PUSHPULL); + palClearLine(AUDIO_PIN_ALT); +#endif + + pwmEnablePeriodicNotification(&AUDIO_PWM_DRIVER); // enable pwm callbacks + pwmEnableChannelNotification(&AUDIO_PWM_DRIVER, AUDIO_PWM_CHANNEL - 1); + + gptStart(&AUDIO_STATE_TIMER, &gptCFG); +} + +void audio_driver_start(void) { + channel_1_stop(); + channel_1_start(); + + if (playing_note || playing_melody) { + gptStartContinuous(&AUDIO_STATE_TIMER, 64); + } +} + +void audio_driver_stop(void) { + channel_1_stop(); + gptStopTimer(&AUDIO_STATE_TIMER); +} + +/* a regular timer task, that checks the note to be currently played + * and updates the pwm to output that frequency + */ +static void gpt_callback(GPTDriver *gptp) { + float freq; // TODO: freq_alt + + if (audio_update_state()) { + freq = audio_get_processed_frequency(0); // freq_alt would be index=1 + channel_1_set_frequency(freq); + } +} diff --git a/platforms/chibios/drivers/i2c_master.c b/platforms/chibios/drivers/i2c_master.c index fc4bb2ab37..63e85ae87d 100644 --- a/platforms/chibios/drivers/i2c_master.c +++ b/platforms/chibios/drivers/i2c_master.c @@ -63,16 +63,16 @@ __attribute__((weak)) void i2c_init(void) { is_initialised = true; // Try releasing special pins for a short time - palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_INPUT); - palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_INPUT); + palSetLineMode(I2C1_SCL_PIN, PAL_MODE_INPUT); + palSetLineMode(I2C1_SDA_PIN, PAL_MODE_INPUT); chThdSleepMilliseconds(10); #if defined(USE_GPIOV1) - palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, I2C1_SCL_PAL_MODE); - palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, I2C1_SDA_PAL_MODE); + palSetLineMode(I2C1_SCL_PIN, I2C1_SCL_PAL_MODE); + palSetLineMode(I2C1_SDA_PIN, I2C1_SDA_PAL_MODE); #else - palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); - palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); + palSetLineMode(I2C1_SCL_PIN, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN); + palSetLineMode(I2C1_SDA_PIN, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN); #endif } } @@ -102,7 +102,7 @@ i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, i2cStart(&I2C_DRIVER, &i2cconfig); uint8_t complete_packet[length + 1]; - for (uint8_t i = 0; i < length; i++) { + for (uint16_t i = 0; i < length; i++) { complete_packet[i + 1] = data[i]; } complete_packet[0] = regaddr; @@ -111,6 +111,21 @@ i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, return chibios_to_qmk(&status); } +i2c_status_t i2c_writeReg16(uint8_t devaddr, uint16_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout) { + i2c_address = devaddr; + i2cStart(&I2C_DRIVER, &i2cconfig); + + uint8_t complete_packet[length + 2]; + for (uint16_t i = 0; i < length; i++) { + complete_packet[i + 2] = data[i]; + } + complete_packet[0] = regaddr >> 8; + complete_packet[1] = regaddr & 0xFF; + + msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), complete_packet, length + 2, 0, 0, TIME_MS2I(timeout)); + return chibios_to_qmk(&status); +} + i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) { i2c_address = devaddr; i2cStart(&I2C_DRIVER, &i2cconfig); @@ -118,4 +133,12 @@ i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16 return chibios_to_qmk(&status); } +i2c_status_t i2c_readReg16(uint8_t devaddr, uint16_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) { + i2c_address = devaddr; + i2cStart(&I2C_DRIVER, &i2cconfig); + uint8_t register_packet[2] = {regaddr >> 8, regaddr & 0xFF}; + msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), register_packet, 2, data, length, TIME_MS2I(timeout)); + return chibios_to_qmk(&status); +} + void i2c_stop(void) { i2cStop(&I2C_DRIVER); } diff --git a/platforms/chibios/drivers/i2c_master.h b/platforms/chibios/drivers/i2c_master.h index c68109acbd..5f082e9d1e 100644 --- a/platforms/chibios/drivers/i2c_master.h +++ b/platforms/chibios/drivers/i2c_master.h @@ -27,24 +27,11 @@ #include <ch.h> #include <hal.h> -#ifdef I2C1_BANK -# define I2C1_SCL_BANK I2C1_BANK -# define I2C1_SDA_BANK I2C1_BANK +#ifndef I2C1_SCL_PIN +# define I2C1_SCL_PIN B6 #endif - -#ifndef I2C1_SCL_BANK -# define I2C1_SCL_BANK GPIOB -#endif - -#ifndef I2C1_SDA_BANK -# define I2C1_SDA_BANK GPIOB -#endif - -#ifndef I2C1_SCL -# define I2C1_SCL 6 -#endif -#ifndef I2C1_SDA -# define I2C1_SDA 7 +#ifndef I2C1_SDA_PIN +# define I2C1_SDA_PIN B7 #endif #ifdef USE_I2CV1 @@ -83,10 +70,10 @@ #ifdef USE_GPIOV1 # ifndef I2C1_SCL_PAL_MODE -# define I2C1_SCL_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN +# define I2C1_SCL_PAL_MODE PAL_MODE_ALTERNATE_OPENDRAIN # endif # ifndef I2C1_SDA_PAL_MODE -# define I2C1_SDA_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN +# define I2C1_SDA_PAL_MODE PAL_MODE_ALTERNATE_OPENDRAIN # endif #else // The default PAL alternate modes are used to signal that the pins are used for I2C @@ -109,5 +96,7 @@ i2c_status_t i2c_start(uint8_t address); i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout); +i2c_status_t i2c_writeReg16(uint8_t devaddr, uint16_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout); i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout); +i2c_status_t i2c_readReg16(uint8_t devaddr, uint16_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout); void i2c_stop(void); diff --git a/platforms/chibios/drivers/ps2/ps2_io.c b/platforms/chibios/drivers/ps2/ps2_io.c new file mode 100644 index 0000000000..906d85d848 --- /dev/null +++ b/platforms/chibios/drivers/ps2/ps2_io.c @@ -0,0 +1,55 @@ +#include <stdbool.h> +#include "ps2_io.h" + +// chibiOS headers +#include "ch.h" +#include "hal.h" + +/* Check port settings for clock and data line */ +#if !(defined(PS2_CLOCK_PIN)) +# error "PS/2 clock setting is required in config.h" +#endif + +#if !(defined(PS2_DATA_PIN)) +# error "PS/2 data setting is required in config.h" +#endif + +/* + * Clock + */ +void clock_init(void) {} + +void clock_lo(void) { + palSetLineMode(PS2_CLOCK_PIN, PAL_MODE_OUTPUT_OPENDRAIN); + palWriteLine(PS2_CLOCK_PIN, PAL_LOW); +} + +void clock_hi(void) { + palSetLineMode(PS2_CLOCK_PIN, PAL_MODE_OUTPUT_OPENDRAIN); + palWriteLine(PS2_CLOCK_PIN, PAL_HIGH); +} + +bool clock_in(void) { + palSetLineMode(PS2_CLOCK_PIN, PAL_MODE_INPUT); + return palReadLine(PS2_CLOCK_PIN); +} + +/* + * Data + */ +void data_init(void) {} + +void data_lo(void) { + palSetLineMode(PS2_DATA_PIN, PAL_MODE_OUTPUT_OPENDRAIN); + palWriteLine(PS2_DATA_PIN, PAL_LOW); +} + +void data_hi(void) { + palSetLineMode(PS2_DATA_PIN, PAL_MODE_OUTPUT_OPENDRAIN); + palWriteLine(PS2_DATA_PIN, PAL_HIGH); +} + +bool data_in(void) { + palSetLineMode(PS2_DATA_PIN, PAL_MODE_INPUT); + return palReadLine(PS2_DATA_PIN); +} diff --git a/platforms/chibios/drivers/serial.c b/platforms/chibios/drivers/serial.c index f54fbcee4e..ef6f0aa8d5 100644 --- a/platforms/chibios/drivers/serial.c +++ b/platforms/chibios/drivers/serial.c @@ -19,7 +19,7 @@ # error "chSysPolledDelayX method not supported on this platform" #else # undef wait_us -# define wait_us(x) chSysPolledDelayX(US2RTC(STM32_SYSCLK, x)) +# define wait_us(x) chSysPolledDelayX(US2RTC(CPU_CLOCK, x)) #endif #ifndef SELECT_SOFT_SERIAL_SPEED diff --git a/platforms/chibios/drivers/serial_usart.c b/platforms/chibios/drivers/serial_usart.c index ea4473791c..124e4be685 100644 --- a/platforms/chibios/drivers/serial_usart.c +++ b/platforms/chibios/drivers/serial_usart.c @@ -104,9 +104,9 @@ static inline bool receive(uint8_t* destination, const size_t size) { __attribute__((weak)) void usart_init(void) { # if defined(MCU_STM32) # if defined(USE_GPIOV1) - palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_STM32_ALTERNATE_OPENDRAIN); + palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE_OPENDRAIN); # else - palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_TX_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); + palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_TX_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN); # endif # if defined(USART_REMAP) @@ -125,11 +125,11 @@ __attribute__((weak)) void usart_init(void) { __attribute__((weak)) void usart_init(void) { # if defined(MCU_STM32) # if defined(USE_GPIOV1) - palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_STM32_ALTERNATE_PUSHPULL); + palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE_PUSHPULL); palSetLineMode(SERIAL_USART_RX_PIN, PAL_MODE_INPUT); # else - palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_TX_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST); - palSetLineMode(SERIAL_USART_RX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_RX_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST); + palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_TX_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST); + palSetLineMode(SERIAL_USART_RX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_RX_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST); # endif # if defined(USART_REMAP) diff --git a/platforms/chibios/drivers/spi_master.c b/platforms/chibios/drivers/spi_master.c index 28ddcbb2ba..c592369dde 100644 --- a/platforms/chibios/drivers/spi_master.c +++ b/platforms/chibios/drivers/spi_master.c @@ -42,9 +42,9 @@ __attribute__((weak)) void spi_init(void) { palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), SPI_MOSI_PAL_MODE); palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), SPI_MISO_PAL_MODE); #else - palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), PAL_MODE_ALTERNATE(SPI_SCK_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST); - palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), PAL_MODE_ALTERNATE(SPI_MOSI_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST); - palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), PAL_MODE_ALTERNATE(SPI_MISO_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST); + palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), PAL_MODE_ALTERNATE(SPI_SCK_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST); + palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), PAL_MODE_ALTERNATE(SPI_MOSI_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST); + palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), PAL_MODE_ALTERNATE(SPI_MISO_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST); #endif } } @@ -110,6 +110,31 @@ bool spi_start(pin_t slavePin, bool lsbFirst, uint8_t mode, uint16_t divisor) { spiConfig.tar0 |= SPIx_CTARn_BR(8); break; } + +#elif defined(HT32) + spiConfig.cr0 = SPI_CR0_SELOEN; + spiConfig.cr1 = SPI_CR1_MODE | 8; // 8 bits and in master mode + + if (lsbFirst) { + spiConfig.cr1 |= SPI_CR1_FIRSTBIT; + } + + switch (mode) { + case 0: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE0; + break; + case 1: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE1; + break; + case 2: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE2; + break; + case 3: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE3; + break; + } + + spiConfig.cpr = (roundedDivisor - 1) >> 1; #else spiConfig.cr1 = 0; diff --git a/platforms/chibios/drivers/spi_master.h b/platforms/chibios/drivers/spi_master.h index b5a6ef1437..6a3ce481f1 100644 --- a/platforms/chibios/drivers/spi_master.h +++ b/platforms/chibios/drivers/spi_master.h @@ -33,7 +33,7 @@ #ifndef SPI_SCK_PAL_MODE # if defined(USE_GPIOV1) -# define SPI_SCK_PAL_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL +# define SPI_SCK_PAL_MODE PAL_MODE_ALTERNATE_PUSHPULL # else # define SPI_SCK_PAL_MODE 5 # endif @@ -45,7 +45,7 @@ #ifndef SPI_MOSI_PAL_MODE # if defined(USE_GPIOV1) -# define SPI_MOSI_PAL_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL +# define SPI_MOSI_PAL_MODE PAL_MODE_ALTERNATE_PUSHPULL # else # define SPI_MOSI_PAL_MODE 5 # endif @@ -57,7 +57,7 @@ #ifndef SPI_MISO_PAL_MODE # if defined(USE_GPIOV1) -# define SPI_MISO_PAL_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL +# define SPI_MISO_PAL_MODE PAL_MODE_ALTERNATE_PUSHPULL # else # define SPI_MISO_PAL_MODE 5 # endif diff --git a/platforms/chibios/drivers/uart.c b/platforms/chibios/drivers/uart.c index 030335b342..297c1892c3 100644 --- a/platforms/chibios/drivers/uart.c +++ b/platforms/chibios/drivers/uart.c @@ -29,22 +29,26 @@ void uart_init(uint32_t baud) { serialConfig.speed = baud; #if defined(USE_GPIOV1) - palSetLineMode(SD1_TX_PIN, PAL_MODE_STM32_ALTERNATE_OPENDRAIN); - palSetLineMode(SD1_RX_PIN, PAL_MODE_STM32_ALTERNATE_OPENDRAIN); + palSetLineMode(SD1_TX_PIN, PAL_MODE_ALTERNATE_OPENDRAIN); + palSetLineMode(SD1_RX_PIN, PAL_MODE_ALTERNATE_OPENDRAIN); #else - palSetLineMode(SD1_TX_PIN, PAL_MODE_ALTERNATE(SD1_TX_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); - palSetLineMode(SD1_RX_PIN, PAL_MODE_ALTERNATE(SD1_RX_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN); + palSetLineMode(SD1_TX_PIN, PAL_MODE_ALTERNATE(SD1_TX_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN); + palSetLineMode(SD1_RX_PIN, PAL_MODE_ALTERNATE(SD1_RX_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN); #endif sdStart(&SERIAL_DRIVER, &serialConfig); } } -void uart_putchar(uint8_t c) { sdPut(&SERIAL_DRIVER, c); } +void uart_write(uint8_t data) { sdPut(&SERIAL_DRIVER, c); } -uint8_t uart_getchar(void) { +uint8_t uart_read(void) { msg_t res = sdGet(&SERIAL_DRIVER); return (uint8_t)res; } +void uart_transmit(const uint8_t *data, uint16_t length) { sdWrite(&SERIAL_DRIVER, data, length); } + +void uart_receive(uint8_t *data, uint16_t length) { sdRead(&SERIAL_DRIVER, data, length); } + bool uart_available(void) { return !sdGetWouldBlock(&SERIAL_DRIVER); } diff --git a/platforms/chibios/drivers/uart.h b/platforms/chibios/drivers/uart.h index b4e20e9fd3..5bc4875901 100644 --- a/platforms/chibios/drivers/uart.h +++ b/platforms/chibios/drivers/uart.h @@ -70,8 +70,12 @@ void uart_init(uint32_t baud); -void uart_putchar(uint8_t c); +void uart_write(uint8_t data); -uint8_t uart_getchar(void); +uint8_t uart_read(void); + +void uart_transmit(const uint8_t *data, uint16_t length); + +void uart_receive(uint8_t *data, uint16_t length); bool uart_available(void); diff --git a/platforms/chibios/drivers/ws2812.c b/platforms/chibios/drivers/ws2812.c index 0d12e2fb79..b46c46ae57 100644 --- a/platforms/chibios/drivers/ws2812.c +++ b/platforms/chibios/drivers/ws2812.c @@ -6,7 +6,7 @@ /* Adapted from https://github.com/bigjosh/SimpleNeoPixelDemo/ */ #ifndef NOP_FUDGE -# if defined(STM32F0XX) || defined(STM32F1XX) || defined(STM32F3XX) || defined(STM32F4XX) || defined(STM32L0XX) +# if defined(STM32F0XX) || defined(STM32F1XX) || defined(GD32VF103) || defined(STM32F3XX) || defined(STM32F4XX) || defined(STM32L0XX) # define NOP_FUDGE 0.4 # else # error("NOP_FUDGE configuration required") @@ -23,7 +23,7 @@ #endif #define NUMBER_NOPS 6 -#define CYCLES_PER_SEC (STM32_SYSCLK / NUMBER_NOPS * NOP_FUDGE) +#define CYCLES_PER_SEC (CPU_CLOCK / NUMBER_NOPS * NOP_FUDGE) #define NS_PER_SEC (1000000000L) // Note that this has to be SIGNED since we want to be able to check for negative values of derivatives #define NS_PER_CYCLE (NS_PER_SEC / CYCLES_PER_SEC) #define NS_TO_CYCLES(n) ((n) / NS_PER_CYCLE) diff --git a/platforms/chibios/drivers/ws2812_pwm.c b/platforms/chibios/drivers/ws2812_pwm.c index e6af55b6b3..c17b9cd4e5 100644 --- a/platforms/chibios/drivers/ws2812_pwm.c +++ b/platforms/chibios/drivers/ws2812_pwm.c @@ -5,7 +5,9 @@ /* Adapted from https://github.com/joewa/WS2812-LED-Driver_ChibiOS/ */ #ifdef RGBW -# error "RGBW not supported" +# define WS2812_CHANNELS 4 +#else +# define WS2812_CHANNELS 3 #endif #ifndef WS2812_PWM_DRIVER @@ -40,15 +42,15 @@ // Default Push Pull #ifndef WS2812_EXTERNAL_PULLUP # if defined(USE_GPIOV1) -# define WS2812_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL +# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE_PUSHPULL # else -# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_PWM_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST | PAL_STM32_PUPDR_FLOATING +# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_PWM_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST | PAL_PUPDR_FLOATING # endif #else # if defined(USE_GPIOV1) -# define WS2812_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN +# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE_OPENDRAIN # else -# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_PWM_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN | PAL_STM32_OSPEED_HIGHEST | PAL_STM32_PUPDR_FLOATING +# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_PWM_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN | PAL_OUTPUT_SPEED_HIGHEST | PAL_PUPDR_FLOATING # endif #endif @@ -59,7 +61,7 @@ /* --- PRIVATE CONSTANTS ---------------------------------------------------- */ -#define WS2812_PWM_FREQUENCY (STM32_SYSCLK / 2) /**< Clock frequency of PWM, must be valid with respect to system clock! */ +#define WS2812_PWM_FREQUENCY (CPU_CLOCK / 2) /**< Clock frequency of PWM, must be valid with respect to system clock! */ #define WS2812_PWM_PERIOD (WS2812_PWM_FREQUENCY / WS2812_PWM_TARGET_PERIOD) /**< Clock period in ticks. 1 / 800kHz = 1.25 uS (as per datasheet) */ /** @@ -68,8 +70,9 @@ * The reset period for each frame is defined in WS2812_TRST_US. * Calculate the number of zeroes to add at the end assuming 1.25 uS/bit: */ +#define WS2812_COLOR_BITS (WS2812_CHANNELS * 8) #define WS2812_RESET_BIT_N (1000 * WS2812_TRST_US / 1250) -#define WS2812_COLOR_BIT_N (RGBLED_NUM * 24) /**< Number of data bits */ +#define WS2812_COLOR_BIT_N (RGBLED_NUM * WS2812_COLOR_BITS) /**< Number of data bits */ #define WS2812_BIT_N (WS2812_COLOR_BIT_N + WS2812_RESET_BIT_N) /**< Total number of bits in a frame */ /** @@ -114,7 +117,7 @@ * * @return The bit index */ -#define WS2812_BIT(led, byte, bit) (24 * (led) + 8 * (byte) + (7 - (bit))) +#define WS2812_BIT(led, byte, bit) (WS2812_COLOR_BITS * (led) + 8 * (byte) + (7 - (bit))) #if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB) /** @@ -228,6 +231,20 @@ # define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 0, (bit)) #endif +#ifdef RGBW +/** + * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given white bit + * + * @note The white byte is the last byte in the color packet + * + * @param[in] led: The led index [0, @ref WS2812_LED_N) + * @param[in] bit: The bit index [0, 7] + * + * @return The bit index + */ +# define WS2812_WHITE_BIT(led, bit) WS2812_BIT((led), 3, (bit)) +#endif + /* --- PRIVATE VARIABLES ---------------------------------------------------- */ static uint32_t ws2812_frame_buffer[WS2812_BIT_N + 1]; /**< Buffer for a frame */ @@ -296,6 +313,17 @@ void ws2812_write_led(uint16_t led_number, uint8_t r, uint8_t g, uint8_t b) { ws2812_frame_buffer[WS2812_BLUE_BIT(led_number, bit)] = ((b >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0; } } +void ws2812_write_led_rgbw(uint16_t led_number, uint8_t r, uint8_t g, uint8_t b, uint8_t w) { + // Write color to frame buffer + for (uint8_t bit = 0; bit < 8; bit++) { + ws2812_frame_buffer[WS2812_RED_BIT(led_number, bit)] = ((r >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0; + ws2812_frame_buffer[WS2812_GREEN_BIT(led_number, bit)] = ((g >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0; + ws2812_frame_buffer[WS2812_BLUE_BIT(led_number, bit)] = ((b >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0; +#ifdef RGBW + ws2812_frame_buffer[WS2812_WHITE_BIT(led_number, bit)] = ((w >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0; +#endif + } +} // Setleds for standard RGB void ws2812_setleds(LED_TYPE* ledarray, uint16_t leds) { @@ -306,6 +334,10 @@ void ws2812_setleds(LED_TYPE* ledarray, uint16_t leds) { } for (uint16_t i = 0; i < leds; i++) { +#ifdef RGBW + ws2812_write_led_rgbw(i, ledarray[i].r, ledarray[i].g, ledarray[i].b, ledarray[i].w); +#else ws2812_write_led(i, ledarray[i].r, ledarray[i].g, ledarray[i].b); +#endif } } diff --git a/platforms/chibios/drivers/ws2812_spi.c b/platforms/chibios/drivers/ws2812_spi.c index fe14b478ab..62722f466e 100644 --- a/platforms/chibios/drivers/ws2812_spi.c +++ b/platforms/chibios/drivers/ws2812_spi.c @@ -3,10 +3,6 @@ /* Adapted from https://github.com/gamazeps/ws2812b-chibios-SPIDMA/ */ -#ifdef RGBW -# error "RGBW not supported" -#endif - // Define the spi your LEDs are plugged to here #ifndef WS2812_SPI # define WS2812_SPI SPID1 @@ -24,15 +20,15 @@ // Default Push Pull #ifndef WS2812_EXTERNAL_PULLUP # if defined(USE_GPIOV1) -# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL +# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE_PUSHPULL # else -# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_MOSI_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL +# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_MOSI_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL # endif #else # if defined(USE_GPIOV1) -# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN +# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE_OPENDRAIN # else -# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_MOSI_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN +# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_MOSI_PAL_MODE) | PAL_OUTPUT_TYPE_OPENDRAIN # endif #endif @@ -68,14 +64,18 @@ #endif #if defined(USE_GPIOV1) -# define WS2812_SCK_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL +# define WS2812_SCK_OUTPUT_MODE PAL_MODE_ALTERNATE_PUSHPULL #else -# define WS2812_SCK_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_SCK_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL +# define WS2812_SCK_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_SCK_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL #endif #define BYTES_FOR_LED_BYTE 4 -#define NB_COLORS 3 -#define BYTES_FOR_LED (BYTES_FOR_LED_BYTE * NB_COLORS) +#ifdef RGBW +# define WS2812_CHANNELS 4 +#else +# define WS2812_CHANNELS 3 +#endif +#define BYTES_FOR_LED (BYTES_FOR_LED_BYTE * WS2812_CHANNELS) #define DATA_SIZE (BYTES_FOR_LED * RGBLED_NUM) #define RESET_SIZE (1000 * WS2812_TRST_US / (2 * 1250)) #define PREAMBLE_SIZE 4 @@ -116,6 +116,9 @@ static void set_led_color_rgb(LED_TYPE color, int pos) { for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j); for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.r, j); #endif +#ifdef RGBW + for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 4 + j] = get_protocol_eq(color.w, j); +#endif } void ws2812_init(void) { diff --git a/platforms/chibios/eeprom_stm32.c b/platforms/chibios/eeprom_stm32.c new file mode 100644 index 0000000000..acc6a48516 --- /dev/null +++ b/platforms/chibios/eeprom_stm32.c @@ -0,0 +1,687 @@ +/* + * This software is experimental and a work in progress. + * Under no circumstances should these files be used in relation to any critical system(s). + * Use of these files is at your own risk. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * This files are free to use from http://engsta.com/stm32-flash-memory-eeprom-emulator/ by + * Artur F. + * + * Modifications for QMK and STM32F303 by Yiancar + * Modifications to add flash wear leveling by Ilya Zhuravlev + * Modifications to increase flash density by Don Kjer + */ + +#include <stdio.h> +#include <stdbool.h> +#include "util.h" +#include "debug.h" +#include "eeprom_stm32.h" +#include "flash_stm32.h" + +/* + * We emulate eeprom by writing a snapshot compacted view of eeprom contents, + * followed by a write log of any change since that snapshot: + * + * === SIMULATED EEPROM CONTENTS === + * + * ┌─ Compacted ┬ Write Log ─┐ + * │............│[BYTE][BYTE]│ + * │FFFF....FFFF│[WRD0][WRD1]│ + * │FFFFFFFFFFFF│[WORD][NEXT]│ + * │....FFFFFFFF│[BYTE][WRD0]│ + * ├────────────┼────────────┤ + * └──PAGE_BASE │ │ + * PAGE_LAST─┴─WRITE_BASE │ + * WRITE_LAST ┘ + * + * Compacted contents are the 1's complement of the actual EEPROM contents. + * e.g. An 'FFFF' represents a '0000' value. + * + * The size of the 'compacted' area is equal to the size of the 'emulated' eeprom. + * The size of the compacted-area and write log are configurable, and the combined + * size of Compacted + WriteLog is a multiple FEE_PAGE_SIZE, which is MCU dependent. + * Simulated Eeprom contents are located at the end of available flash space. + * + * The following configuration defines can be set: + * + * FEE_PAGE_COUNT # Total number of pages to use for eeprom simulation (Compact + Write log) + * FEE_DENSITY_BYTES # Size of simulated eeprom. (Defaults to half the space allocated by FEE_PAGE_COUNT) + * NOTE: The current implementation does not include page swapping, + * and FEE_DENSITY_BYTES will consume that amount of RAM as a cached view of actual EEPROM contents. + * + * The maximum size of FEE_DENSITY_BYTES is currently 16384. The write log size equals + * FEE_PAGE_COUNT * FEE_PAGE_SIZE - FEE_DENSITY_BYTES. + * The larger the write log, the less frequently the compacted area needs to be rewritten. + * + * + * *** General Algorithm *** + * + * During initialization: + * The contents of the Compacted-flash area are loaded and the 1's complement value + * is cached into memory (e.g. 0xFFFF in Flash represents 0x0000 in cache). + * Write log entries are processed until a 0xFFFF is reached. + * Each log entry updates a byte or word in the cache. + * + * During reads: + * EEPROM contents are given back directly from the cache in memory. + * + * During writes: + * The contents of the cache is updated first. + * If the Compacted-flash area corresponding to the write address is unprogrammed, the 1's complement of the value is written directly into Compacted-flash + * Otherwise: + * If the write log is full, erase both the Compacted-flash area and the Write log, then write cached contents to the Compacted-flash area. + * Otherwise a Write log entry is constructed and appended to the next free position in the Write log. + * + * + * *** Write Log Structure *** + * + * Write log entries allow for optimized byte writes to addresses below 128. Writing 0 or 1 words are also optimized when word-aligned. + * + * === WRITE LOG ENTRY FORMATS === + * + * ╔═══ Byte-Entry ══╗ + * ║0XXXXXXX║YYYYYYYY║ + * ║ └──┬──┘║└──┬───┘║ + * ║ Address║ Value ║ + * ╚════════╩════════╝ + * 0 <= Address < 0x80 (128) + * + * ╔ Word-Encoded 0 ╗ + * ║100XXXXXXXXXXXXX║ + * ║ │└─────┬─────┘║ + * ║ │Address >> 1 ║ + * ║ └── Value: 0 ║ + * ╚════════════════╝ + * 0 <= Address <= 0x3FFE (16382) + * + * ╔ Word-Encoded 1 ╗ + * ║101XXXXXXXXXXXXX║ + * ║ │└─────┬─────┘║ + * ║ │Address >> 1 ║ + * ║ └── Value: 1 ║ + * ╚════════════════╝ + * 0 <= Address <= 0x3FFE (16382) + * + * ╔═══ Reserved ═══╗ + * ║110XXXXXXXXXXXXX║ + * ╚════════════════╝ + * + * ╔═══════════ Word-Next ═══════════╗ + * ║111XXXXXXXXXXXXX║YYYYYYYYYYYYYYYY║ + * ║ └─────┬─────┘║└───────┬──────┘║ + * ║(Address-128)>>1║ ~Value ║ + * ╚════════════════╩════════════════╝ + * ( 0 <= Address < 0x0080 (128): Reserved) + * 0x80 <= Address <= 0x3FFE (16382) + * + * Write Log entry ranges: + * 0x0000 ... 0x7FFF - Byte-Entry; address is (Entry & 0x7F00) >> 4; value is (Entry & 0xFF) + * 0x8000 ... 0x9FFF - Word-Encoded 0; address is (Entry & 0x1FFF) << 1; value is 0 + * 0xA000 ... 0xBFFF - Word-Encoded 1; address is (Entry & 0x1FFF) << 1; value is 1 + * 0xC000 ... 0xDFFF - Reserved + * 0xE000 ... 0xFFBF - Word-Next; address is (Entry & 0x1FFF) << 1 + 0x80; value is ~(Next_Entry) + * 0xFFC0 ... 0xFFFE - Reserved + * 0xFFFF - Unprogrammed + * + */ + +#include "eeprom_stm32_defs.h" +#if !defined(FEE_PAGE_SIZE) || !defined(FEE_PAGE_COUNT) || !defined(FEE_MCU_FLASH_SIZE) || !defined(FEE_PAGE_BASE_ADDRESS) +# error "not implemented." +#endif + +/* These bits are used for optimizing encoding of bytes, 0 and 1 */ +#define FEE_WORD_ENCODING 0x8000 +#define FEE_VALUE_NEXT 0x6000 +#define FEE_VALUE_RESERVED 0x4000 +#define FEE_VALUE_ENCODED 0x2000 +#define FEE_BYTE_RANGE 0x80 + +/* Addressable range 16KByte: 0 <-> (0x1FFF << 1) */ +#define FEE_ADDRESS_MAX_SIZE 0x4000 + +/* Flash word value after erase */ +#define FEE_EMPTY_WORD ((uint16_t)0xFFFF) + +/* Size of combined compacted eeprom and write log pages */ +#define FEE_DENSITY_MAX_SIZE (FEE_PAGE_COUNT * FEE_PAGE_SIZE) + +#ifndef FEE_MCU_FLASH_SIZE_IGNORE_CHECK /* *TODO: Get rid of this check */ +# if FEE_DENSITY_MAX_SIZE > (FEE_MCU_FLASH_SIZE * 1024) +# pragma message STR(FEE_DENSITY_MAX_SIZE) " > " STR(FEE_MCU_FLASH_SIZE * 1024) +# error emulated eeprom: FEE_DENSITY_MAX_SIZE is greater than available flash size +# endif +#endif + +/* Size of emulated eeprom */ +#ifdef FEE_DENSITY_BYTES +# if (FEE_DENSITY_BYTES > FEE_DENSITY_MAX_SIZE) +# pragma message STR(FEE_DENSITY_BYTES) " > " STR(FEE_DENSITY_MAX_SIZE) +# error emulated eeprom: FEE_DENSITY_BYTES exceeds FEE_DENSITY_MAX_SIZE +# endif +# if (FEE_DENSITY_BYTES == FEE_DENSITY_MAX_SIZE) +# pragma message STR(FEE_DENSITY_BYTES) " == " STR(FEE_DENSITY_MAX_SIZE) +# warning emulated eeprom: FEE_DENSITY_BYTES leaves no room for a write log. This will greatly increase the flash wear rate! +# endif +# if FEE_DENSITY_BYTES > FEE_ADDRESS_MAX_SIZE +# pragma message STR(FEE_DENSITY_BYTES) " > " STR(FEE_ADDRESS_MAX_SIZE) +# error emulated eeprom: FEE_DENSITY_BYTES is greater than FEE_ADDRESS_MAX_SIZE allows +# endif +# if ((FEE_DENSITY_BYTES) % 2) == 1 +# error emulated eeprom: FEE_DENSITY_BYTES must be even +# endif +#else +/* Default to half of allocated space used for emulated eeprom, half for write log */ +# define FEE_DENSITY_BYTES (FEE_PAGE_COUNT * FEE_PAGE_SIZE / 2) +#endif + +/* Size of write log */ +#ifdef FEE_WRITE_LOG_BYTES +# if ((FEE_DENSITY_BYTES + FEE_WRITE_LOG_BYTES) > FEE_DENSITY_MAX_SIZE) +# pragma message STR(FEE_DENSITY_BYTES) " + " STR(FEE_WRITE_LOG_BYTES) " > " STR(FEE_DENSITY_MAX_SIZE) +# error emulated eeprom: FEE_WRITE_LOG_BYTES exceeds remaining FEE_DENSITY_MAX_SIZE +# endif +# if ((FEE_WRITE_LOG_BYTES) % 2) == 1 +# error emulated eeprom: FEE_WRITE_LOG_BYTES must be even +# endif +#else +/* Default to use all remaining space */ +# define FEE_WRITE_LOG_BYTES (FEE_PAGE_COUNT * FEE_PAGE_SIZE - FEE_DENSITY_BYTES) +#endif + +/* Start of the emulated eeprom compacted flash area */ +#define FEE_COMPACTED_BASE_ADDRESS FEE_PAGE_BASE_ADDRESS +/* End of the emulated eeprom compacted flash area */ +#define FEE_COMPACTED_LAST_ADDRESS (FEE_COMPACTED_BASE_ADDRESS + FEE_DENSITY_BYTES) +/* Start of the emulated eeprom write log */ +#define FEE_WRITE_LOG_BASE_ADDRESS FEE_COMPACTED_LAST_ADDRESS +/* End of the emulated eeprom write log */ +#define FEE_WRITE_LOG_LAST_ADDRESS (FEE_WRITE_LOG_BASE_ADDRESS + FEE_WRITE_LOG_BYTES) + +#if defined(DYNAMIC_KEYMAP_EEPROM_MAX_ADDR) && (DYNAMIC_KEYMAP_EEPROM_MAX_ADDR >= FEE_DENSITY_BYTES) +# error emulated eeprom: DYNAMIC_KEYMAP_EEPROM_MAX_ADDR is greater than the FEE_DENSITY_BYTES available +#endif + +/* In-memory contents of emulated eeprom for faster access */ +/* *TODO: Implement page swapping */ +static uint16_t WordBuf[FEE_DENSITY_BYTES / 2]; +static uint8_t *DataBuf = (uint8_t *)WordBuf; + +/* Pointer to the first available slot within the write log */ +static uint16_t *empty_slot; + +// #define DEBUG_EEPROM_OUTPUT + +/* + * Debug print utils + */ + +#if defined(DEBUG_EEPROM_OUTPUT) + +# define debug_eeprom debug_enable +# define eeprom_println(s) println(s) +# define eeprom_printf(fmt, ...) xprintf(fmt, ##__VA_ARGS__); + +#else /* NO_DEBUG */ + +# define debug_eeprom false +# define eeprom_println(s) +# define eeprom_printf(fmt, ...) + +#endif /* NO_DEBUG */ + +void print_eeprom(void) { +#ifndef NO_DEBUG + int empty_rows = 0; + for (uint16_t i = 0; i < FEE_DENSITY_BYTES; i++) { + if (i % 16 == 0) { + if (i >= FEE_DENSITY_BYTES - 16) { + /* Make sure we display the last row */ + empty_rows = 0; + } + /* Check if this row is uninitialized */ + ++empty_rows; + for (uint16_t j = 0; j < 16; j++) { + if (DataBuf[i + j]) { + empty_rows = 0; + break; + } + } + if (empty_rows > 1) { + /* Repeat empty row */ + if (empty_rows == 2) { + /* Only display the first repeat empty row */ + println("*"); + } + i += 15; + continue; + } + xprintf("%04x", i); + } + if (i % 8 == 0) print(" "); + + xprintf(" %02x", DataBuf[i]); + if ((i + 1) % 16 == 0) { + println(""); + } + } +#endif +} + +uint16_t EEPROM_Init(void) { + /* Load emulated eeprom contents from compacted flash into memory */ + uint16_t *src = (uint16_t *)FEE_COMPACTED_BASE_ADDRESS; + uint16_t *dest = (uint16_t *)DataBuf; + for (; src < (uint16_t *)FEE_COMPACTED_LAST_ADDRESS; ++src, ++dest) { + *dest = ~*src; + } + + if (debug_eeprom) { + println("EEPROM_Init Compacted Pages:"); + print_eeprom(); + println("EEPROM_Init Write Log:"); + } + + /* Replay write log */ + uint16_t *log_addr; + for (log_addr = (uint16_t *)FEE_WRITE_LOG_BASE_ADDRESS; log_addr < (uint16_t *)FEE_WRITE_LOG_LAST_ADDRESS; ++log_addr) { + uint16_t address = *log_addr; + if (address == FEE_EMPTY_WORD) { + break; + } + /* Check for lowest 128-bytes optimization */ + if (!(address & FEE_WORD_ENCODING)) { + uint8_t bvalue = (uint8_t)address; + address >>= 8; + DataBuf[address] = bvalue; + eeprom_printf("DataBuf[0x%02x] = 0x%02x;\n", address, bvalue); + } else { + uint16_t wvalue; + /* Check if value is in next word */ + if ((address & FEE_VALUE_NEXT) == FEE_VALUE_NEXT) { + /* Read value from next word */ + if (++log_addr >= (uint16_t *)FEE_WRITE_LOG_LAST_ADDRESS) { + break; + } + wvalue = ~*log_addr; + if (!wvalue) { + eeprom_printf("Incomplete write at log_addr: 0x%04x;\n", (uint32_t)log_addr); + /* Possibly incomplete write. Ignore and continue */ + continue; + } + address &= 0x1FFF; + address <<= 1; + /* Writes to addresses less than 128 are byte log entries */ + address += FEE_BYTE_RANGE; + } else { + /* Reserved for future use */ + if (address & FEE_VALUE_RESERVED) { + eeprom_printf("Reserved encoded value at log_addr: 0x%04x;\n", (uint32_t)log_addr); + continue; + } + /* Optimization for 0 or 1 values. */ + wvalue = (address & FEE_VALUE_ENCODED) >> 13; + address &= 0x1FFF; + address <<= 1; + } + if (address < FEE_DENSITY_BYTES) { + eeprom_printf("DataBuf[0x%04x] = 0x%04x;\n", address, wvalue); + *(uint16_t *)(&DataBuf[address]) = wvalue; + } else { + eeprom_printf("DataBuf[0x%04x] cannot be set to 0x%04x [BAD ADDRESS]\n", address, wvalue); + } + } + } + + empty_slot = log_addr; + + if (debug_eeprom) { + println("EEPROM_Init Final DataBuf:"); + print_eeprom(); + } + + return FEE_DENSITY_BYTES; +} + +/* Clear flash contents (doesn't touch in-memory DataBuf) */ +static void eeprom_clear(void) { + FLASH_Unlock(); + + for (uint16_t page_num = 0; page_num < FEE_PAGE_COUNT; ++page_num) { + eeprom_printf("FLASH_ErasePage(0x%04x)\n", (uint32_t)(FEE_PAGE_BASE_ADDRESS + (page_num * FEE_PAGE_SIZE))); + FLASH_ErasePage(FEE_PAGE_BASE_ADDRESS + (page_num * FEE_PAGE_SIZE)); + } + + FLASH_Lock(); + + empty_slot = (uint16_t *)FEE_WRITE_LOG_BASE_ADDRESS; + eeprom_printf("eeprom_clear empty_slot: 0x%08x\n", (uint32_t)empty_slot); +} + +/* Erase emulated eeprom */ +void EEPROM_Erase(void) { + eeprom_println("EEPROM_Erase"); + /* Erase compacted pages and write log */ + eeprom_clear(); + /* re-initialize to reset DataBuf */ + EEPROM_Init(); +} + +/* Compact write log */ +static uint8_t eeprom_compact(void) { + /* Erase compacted pages and write log */ + eeprom_clear(); + + FLASH_Unlock(); + + FLASH_Status final_status = FLASH_COMPLETE; + + /* Write emulated eeprom contents from memory to compacted flash */ + uint16_t *src = (uint16_t *)DataBuf; + uintptr_t dest = FEE_COMPACTED_BASE_ADDRESS; + uint16_t value; + for (; dest < FEE_COMPACTED_LAST_ADDRESS; ++src, dest += 2) { + value = *src; + if (value) { + eeprom_printf("FLASH_ProgramHalfWord(0x%04x, 0x%04x)\n", (uint32_t)dest, ~value); + FLASH_Status status = FLASH_ProgramHalfWord(dest, ~value); + if (status != FLASH_COMPLETE) final_status = status; + } + } + + FLASH_Lock(); + + if (debug_eeprom) { + println("eeprom_compacted:"); + print_eeprom(); + } + + return final_status; +} + +static uint8_t eeprom_write_direct_entry(uint16_t Address) { + /* Check if we can just write this directly to the compacted flash area */ + uintptr_t directAddress = FEE_COMPACTED_BASE_ADDRESS + (Address & 0xFFFE); + if (*(uint16_t *)directAddress == FEE_EMPTY_WORD) { + /* Write the value directly to the compacted area without a log entry */ + uint16_t value = ~*(uint16_t *)(&DataBuf[Address & 0xFFFE]); + /* Early exit if a write isn't needed */ + if (value == FEE_EMPTY_WORD) return FLASH_COMPLETE; + + FLASH_Unlock(); + + eeprom_printf("FLASH_ProgramHalfWord(0x%08x, 0x%04x) [DIRECT]\n", (uint32_t)directAddress, value); + FLASH_Status status = FLASH_ProgramHalfWord(directAddress, value); + + FLASH_Lock(); + return status; + } + return 0; +} + +static uint8_t eeprom_write_log_word_entry(uint16_t Address) { + FLASH_Status final_status = FLASH_COMPLETE; + + uint16_t value = *(uint16_t *)(&DataBuf[Address]); + eeprom_printf("eeprom_write_log_word_entry(0x%04x): 0x%04x\n", Address, value); + + /* MSB signifies the lowest 128-byte optimization is not in effect */ + uint16_t encoding = FEE_WORD_ENCODING; + uint8_t entry_size; + if (value <= 1) { + encoding |= value << 13; + entry_size = 2; + } else { + encoding |= FEE_VALUE_NEXT; + entry_size = 4; + /* Writes to addresses less than 128 are byte log entries */ + Address -= FEE_BYTE_RANGE; + } + + /* if we can't find an empty spot, we must compact emulated eeprom */ + if (empty_slot > (uint16_t *)(FEE_WRITE_LOG_LAST_ADDRESS - entry_size)) { + /* compact the write log into the compacted flash area */ + return eeprom_compact(); + } + + /* Word log writes should be word-aligned. Take back a bit */ + Address >>= 1; + Address |= encoding; + + /* ok we found a place let's write our data */ + FLASH_Unlock(); + + /* address */ + eeprom_printf("FLASH_ProgramHalfWord(0x%08x, 0x%04x)\n", (uint32_t)empty_slot, Address); + final_status = FLASH_ProgramHalfWord((uintptr_t)empty_slot++, Address); + + /* value */ + if (encoding == (FEE_WORD_ENCODING | FEE_VALUE_NEXT)) { + eeprom_printf("FLASH_ProgramHalfWord(0x%08x, 0x%04x)\n", (uint32_t)empty_slot, ~value); + FLASH_Status status = FLASH_ProgramHalfWord((uintptr_t)empty_slot++, ~value); + if (status != FLASH_COMPLETE) final_status = status; + } + + FLASH_Lock(); + + return final_status; +} + +static uint8_t eeprom_write_log_byte_entry(uint16_t Address) { + eeprom_printf("eeprom_write_log_byte_entry(0x%04x): 0x%02x\n", Address, DataBuf[Address]); + + /* if couldn't find an empty spot, we must compact emulated eeprom */ + if (empty_slot >= (uint16_t *)FEE_WRITE_LOG_LAST_ADDRESS) { + /* compact the write log into the compacted flash area */ + return eeprom_compact(); + } + + /* ok we found a place let's write our data */ + FLASH_Unlock(); + + /* Pack address and value into the same word */ + uint16_t value = (Address << 8) | DataBuf[Address]; + + /* write to flash */ + eeprom_printf("FLASH_ProgramHalfWord(0x%08x, 0x%04x)\n", (uint32_t)empty_slot, value); + FLASH_Status status = FLASH_ProgramHalfWord((uintptr_t)empty_slot++, value); + + FLASH_Lock(); + + return status; +} + +uint8_t EEPROM_WriteDataByte(uint16_t Address, uint8_t DataByte) { + /* if the address is out-of-bounds, do nothing */ + if (Address >= FEE_DENSITY_BYTES) { + eeprom_printf("EEPROM_WriteDataByte(0x%04x, 0x%02x) [BAD ADDRESS]\n", Address, DataByte); + return FLASH_BAD_ADDRESS; + } + + /* if the value is the same, don't bother writing it */ + if (DataBuf[Address] == DataByte) { + eeprom_printf("EEPROM_WriteDataByte(0x%04x, 0x%02x) [SKIP SAME]\n", Address, DataByte); + return 0; + } + + /* keep DataBuf cache in sync */ + DataBuf[Address] = DataByte; + eeprom_printf("EEPROM_WriteDataByte DataBuf[0x%04x] = 0x%02x\n", Address, DataBuf[Address]); + + /* perform the write into flash memory */ + /* First, attempt to write directly into the compacted flash area */ + FLASH_Status status = eeprom_write_direct_entry(Address); + if (!status) { + /* Otherwise append to the write log */ + if (Address < FEE_BYTE_RANGE) { + status = eeprom_write_log_byte_entry(Address); + } else { + status = eeprom_write_log_word_entry(Address & 0xFFFE); + } + } + if (status != 0 && status != FLASH_COMPLETE) { + eeprom_printf("EEPROM_WriteDataByte [STATUS == %d]\n", status); + } + return status; +} + +uint8_t EEPROM_WriteDataWord(uint16_t Address, uint16_t DataWord) { + /* if the address is out-of-bounds, do nothing */ + if (Address >= FEE_DENSITY_BYTES) { + eeprom_printf("EEPROM_WriteDataWord(0x%04x, 0x%04x) [BAD ADDRESS]\n", Address, DataWord); + return FLASH_BAD_ADDRESS; + } + + /* Check for word alignment */ + FLASH_Status final_status = FLASH_COMPLETE; + if (Address % 2) { + final_status = EEPROM_WriteDataByte(Address, DataWord); + FLASH_Status status = EEPROM_WriteDataByte(Address + 1, DataWord >> 8); + if (status != FLASH_COMPLETE) final_status = status; + if (final_status != 0 && final_status != FLASH_COMPLETE) { + eeprom_printf("EEPROM_WriteDataWord [STATUS == %d]\n", final_status); + } + return final_status; + } + + /* if the value is the same, don't bother writing it */ + uint16_t oldValue = *(uint16_t *)(&DataBuf[Address]); + if (oldValue == DataWord) { + eeprom_printf("EEPROM_WriteDataWord(0x%04x, 0x%04x) [SKIP SAME]\n", Address, DataWord); + return 0; + } + + /* keep DataBuf cache in sync */ + *(uint16_t *)(&DataBuf[Address]) = DataWord; + eeprom_printf("EEPROM_WriteDataWord DataBuf[0x%04x] = 0x%04x\n", Address, *(uint16_t *)(&DataBuf[Address])); + + /* perform the write into flash memory */ + /* First, attempt to write directly into the compacted flash area */ + final_status = eeprom_write_direct_entry(Address); + if (!final_status) { + /* Otherwise append to the write log */ + /* Check if we need to fall back to byte write */ + if (Address < FEE_BYTE_RANGE) { + final_status = FLASH_COMPLETE; + /* Only write a byte if it has changed */ + if ((uint8_t)oldValue != (uint8_t)DataWord) { + final_status = eeprom_write_log_byte_entry(Address); + } + FLASH_Status status = FLASH_COMPLETE; + /* Only write a byte if it has changed */ + if ((oldValue >> 8) != (DataWord >> 8)) { + status = eeprom_write_log_byte_entry(Address + 1); + } + if (status != FLASH_COMPLETE) final_status = status; + } else { + final_status = eeprom_write_log_word_entry(Address); + } + } + if (final_status != 0 && final_status != FLASH_COMPLETE) { + eeprom_printf("EEPROM_WriteDataWord [STATUS == %d]\n", final_status); + } + return final_status; +} + +uint8_t EEPROM_ReadDataByte(uint16_t Address) { + uint8_t DataByte = 0xFF; + + if (Address < FEE_DENSITY_BYTES) { + DataByte = DataBuf[Address]; + } + + eeprom_printf("EEPROM_ReadDataByte(0x%04x): 0x%02x\n", Address, DataByte); + + return DataByte; +} + +uint16_t EEPROM_ReadDataWord(uint16_t Address) { + uint16_t DataWord = 0xFFFF; + + if (Address < FEE_DENSITY_BYTES - 1) { + /* Check word alignment */ + if (Address % 2) { + DataWord = DataBuf[Address] | (DataBuf[Address + 1] << 8); + } else { + DataWord = *(uint16_t *)(&DataBuf[Address]); + } + } + + eeprom_printf("EEPROM_ReadDataWord(0x%04x): 0x%04x\n", Address, DataWord); + + return DataWord; +} + +/***************************************************************************** + * Bind to eeprom_driver.c + *******************************************************************************/ +void eeprom_driver_init(void) { EEPROM_Init(); } + +void eeprom_driver_erase(void) { EEPROM_Erase(); } + +void eeprom_read_block(void *buf, const void *addr, size_t len) { + const uint8_t *src = (const uint8_t *)addr; + uint8_t * dest = (uint8_t *)buf; + + /* Check word alignment */ + if (len && (uintptr_t)src % 2) { + /* Read the unaligned first byte */ + *dest++ = EEPROM_ReadDataByte((const uintptr_t)src++); + --len; + } + + uint16_t value; + bool aligned = ((uintptr_t)dest % 2 == 0); + while (len > 1) { + value = EEPROM_ReadDataWord((const uintptr_t)((uint16_t *)src)); + if (aligned) { + *(uint16_t *)dest = value; + dest += 2; + } else { + *dest++ = value; + *dest++ = value >> 8; + } + src += 2; + len -= 2; + } + if (len) { + *dest = EEPROM_ReadDataByte((const uintptr_t)src); + } +} + +void eeprom_write_block(const void *buf, void *addr, size_t len) { + uint8_t * dest = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + + /* Check word alignment */ + if (len && (uintptr_t)dest % 2) { + /* Write the unaligned first byte */ + EEPROM_WriteDataByte((uintptr_t)dest++, *src++); + --len; + } + + uint16_t value; + bool aligned = ((uintptr_t)src % 2 == 0); + while (len > 1) { + if (aligned) { + value = *(uint16_t *)src; + } else { + value = *(uint8_t *)src | (*(uint8_t *)(src + 1) << 8); + } + EEPROM_WriteDataWord((uintptr_t)((uint16_t *)dest), value); + dest += 2; + src += 2; + len -= 2; + } + + if (len) { + EEPROM_WriteDataByte((uintptr_t)dest, *src); + } +} diff --git a/platforms/chibios/eeprom_stm32.h b/platforms/chibios/eeprom_stm32.h new file mode 100644 index 0000000000..8fcfb556b8 --- /dev/null +++ b/platforms/chibios/eeprom_stm32.h @@ -0,0 +1,33 @@ +/* + * This software is experimental and a work in progress. + * Under no circumstances should these files be used in relation to any critical system(s). + * Use of these files is at your own risk. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * This files are free to use from http://engsta.com/stm32-flash-memory-eeprom-emulator/ by + * Artur F. + * + * Modifications for QMK and STM32F303 by Yiancar + * + * This library assumes 8-bit data locations. To add a new MCU, please provide the flash + * page size and the total flash size in Kb. The number of available pages must be a multiple + * of 2. Only half of the pages account for the total EEPROM size. + * This library also assumes that the pages are not used by the firmware. + */ + +#pragma once + +uint16_t EEPROM_Init(void); +void EEPROM_Erase(void); +uint8_t EEPROM_WriteDataByte(uint16_t Address, uint8_t DataByte); +uint8_t EEPROM_WriteDataWord(uint16_t Address, uint16_t DataWord); +uint8_t EEPROM_ReadDataByte(uint16_t Address); +uint16_t EEPROM_ReadDataWord(uint16_t Address); + +void print_eeprom(void); diff --git a/platforms/chibios/eeprom_stm32_defs.h b/platforms/chibios/eeprom_stm32_defs.h new file mode 100644 index 0000000000..66904f247f --- /dev/null +++ b/platforms/chibios/eeprom_stm32_defs.h @@ -0,0 +1,74 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <hal.h> + +#if !defined(FEE_PAGE_SIZE) || !defined(FEE_PAGE_COUNT) +# if defined(STM32F103xB) || defined(STM32F042x6) || defined(GD32VF103C8) || defined(GD32VF103CB) +# ifndef FEE_PAGE_SIZE +# define FEE_PAGE_SIZE 0x400 // Page size = 1KByte +# endif +# ifndef FEE_PAGE_COUNT +# define FEE_PAGE_COUNT 2 // How many pages are used +# endif +# elif defined(STM32F103xE) || defined(STM32F303xC) || defined(STM32F072xB) || defined(STM32F070xB) +# ifndef FEE_PAGE_SIZE +# define FEE_PAGE_SIZE 0x800 // Page size = 2KByte +# endif +# ifndef FEE_PAGE_COUNT +# define FEE_PAGE_COUNT 4 // How many pages are used +# endif +# elif defined(STM32F401xC) || defined(STM32F401xE) || defined(STM32F405xG) || defined(STM32F411xE) +# ifndef FEE_PAGE_SIZE +# define FEE_PAGE_SIZE 0x4000 // Page size = 16KByte +# endif +# ifndef FEE_PAGE_COUNT +# define FEE_PAGE_COUNT 1 // How many pages are used +# endif +# endif +#endif + +#if !defined(FEE_MCU_FLASH_SIZE) +# if defined(STM32F042x6) +# define FEE_MCU_FLASH_SIZE 32 // Size in Kb +# elif defined(GD32VF103C8) +# define FEE_MCU_FLASH_SIZE 64 // Size in Kb +# elif defined(STM32F103xB) || defined(STM32F072xB) || defined(STM32F070xB) || defined(GD32VF103CB) +# define FEE_MCU_FLASH_SIZE 128 // Size in Kb +# elif defined(STM32F303xC) || defined(STM32F401xC) +# define FEE_MCU_FLASH_SIZE 256 // Size in Kb +# elif defined(STM32F103xE) || defined(STM32F401xE) || defined(STM32F411xE) +# define FEE_MCU_FLASH_SIZE 512 // Size in Kb +# elif defined(STM32F405xG) +# define FEE_MCU_FLASH_SIZE 1024 // Size in Kb +# endif +#endif + +/* Start of the emulated eeprom */ +#if !defined(FEE_PAGE_BASE_ADDRESS) +# if defined(STM32F401xC) || defined(STM32F401xE) || defined(STM32F405xG) || defined(STM32F411xE) +# ifndef FEE_PAGE_BASE_ADDRESS +# define FEE_PAGE_BASE_ADDRESS 0x08004000 // bodge to force 2nd 16k page +# endif +# else +# ifndef FEE_FLASH_BASE +# define FEE_FLASH_BASE 0x8000000 +# endif +/* Default to end of flash */ +# define FEE_PAGE_BASE_ADDRESS ((uintptr_t)(FEE_FLASH_BASE) + FEE_MCU_FLASH_SIZE * 1024 - (FEE_PAGE_COUNT * FEE_PAGE_SIZE)) +# endif +#endif diff --git a/platforms/chibios/eeprom_teensy.c b/platforms/chibios/eeprom_teensy.c new file mode 100644 index 0000000000..97da6f9e14 --- /dev/null +++ b/platforms/chibios/eeprom_teensy.c @@ -0,0 +1,795 @@ +#include <ch.h> +#include <hal.h> + +#include "eeconfig.h" + +/*************************************/ +/* Hardware backend */ +/* */ +/* Code from PJRC/Teensyduino */ +/*************************************/ + +/* Teensyduino Core Library + * http://www.pjrc.com/teensy/ + * Copyright (c) 2013 PJRC.COM, LLC. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * 1. The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * 2. If the Software is incorporated into a build system that allows + * selection among a list of target devices, then similar target + * devices manufactured by PJRC.COM must be included in the list of + * target devices and selectable in the same manner. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#define SMC_PMSTAT_RUN ((uint8_t)0x01) +#define SMC_PMSTAT_HSRUN ((uint8_t)0x80) + +#define F_CPU KINETIS_SYSCLK_FREQUENCY + +static inline int kinetis_hsrun_disable(void) { +#if defined(MK66F18) + if (SMC->PMSTAT == SMC_PMSTAT_HSRUN) { +// First, reduce the CPU clock speed, but do not change +// the peripheral speed (F_BUS). Serial1 & Serial2 baud +// rates will be impacted, but most other peripherals +// will continue functioning at the same speed. +# if F_CPU == 256000000 && F_BUS == 64000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 3, 1, 7); // TODO: TEST +# elif F_CPU == 256000000 && F_BUS == 128000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 1, 1, 7); // TODO: TEST +# elif F_CPU == 240000000 && F_BUS == 60000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 3, 1, 7); // ok +# elif F_CPU == 240000000 && F_BUS == 80000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(2, 2, 2, 8); // ok +# elif F_CPU == 240000000 && F_BUS == 120000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 1, 1, 7); // ok +# elif F_CPU == 216000000 && F_BUS == 54000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 3, 1, 7); // ok +# elif F_CPU == 216000000 && F_BUS == 72000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(2, 2, 2, 8); // ok +# elif F_CPU == 216000000 && F_BUS == 108000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 1, 1, 7); // ok +# elif F_CPU == 192000000 && F_BUS == 48000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 3, 1, 7); // ok +# elif F_CPU == 192000000 && F_BUS == 64000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(2, 2, 2, 8); // ok +# elif F_CPU == 192000000 && F_BUS == 96000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 1, 1, 7); // ok +# elif F_CPU == 180000000 && F_BUS == 60000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(2, 2, 2, 8); // ok +# elif F_CPU == 180000000 && F_BUS == 90000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 1, 1, 7); // ok +# elif F_CPU == 168000000 && F_BUS == 56000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(2, 2, 2, 5); // ok +# elif F_CPU == 144000000 && F_BUS == 48000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(2, 2, 2, 5); // ok +# elif F_CPU == 144000000 && F_BUS == 72000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(1, 1, 1, 5); // ok +# elif F_CPU == 120000000 && F_BUS == 60000000 + SIM->CLKDIV1 = SIM_CLKDIV1_OUTDIV1(KINETIS_CLKDIV1_OUTDIV1 - 1) | SIM_CLKDIV1_OUTDIV2(KINETIS_CLKDIV1_OUTDIV2 - 1) | +# if defined(MK66F18) + SIM_CLKDIV1_OUTDIV3(KINETIS_CLKDIV1_OUTDIV3 - 1) | +# endif + SIM_CLKDIV1_OUTDIV4(KINETIS_CLKDIV1_OUTDIV4 - 1); +# else + return 0; +# endif + // Then turn off HSRUN mode + SMC->PMCTRL = SMC_PMCTRL_RUNM_SET(0); + while (SMC->PMSTAT == SMC_PMSTAT_HSRUN) + ; // wait + return 1; + } +#endif + return 0; +} + +static inline int kinetis_hsrun_enable(void) { +#if defined(MK66F18) + if (SMC->PMSTAT == SMC_PMSTAT_RUN) { + // Turn HSRUN mode on + SMC->PMCTRL = SMC_PMCTRL_RUNM_SET(3); + while (SMC->PMSTAT != SMC_PMSTAT_HSRUN) { + ; + } // wait +// Then configure clock for full speed +# if F_CPU == 256000000 && F_BUS == 64000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 3, 0, 7); +# elif F_CPU == 256000000 && F_BUS == 128000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 1, 0, 7); +# elif F_CPU == 240000000 && F_BUS == 60000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 3, 0, 7); +# elif F_CPU == 240000000 && F_BUS == 80000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 2, 0, 7); +# elif F_CPU == 240000000 && F_BUS == 120000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 1, 0, 7); +# elif F_CPU == 216000000 && F_BUS == 54000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 3, 0, 7); +# elif F_CPU == 216000000 && F_BUS == 72000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 2, 0, 7); +# elif F_CPU == 216000000 && F_BUS == 108000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 1, 0, 7); +# elif F_CPU == 192000000 && F_BUS == 48000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 3, 0, 6); +# elif F_CPU == 192000000 && F_BUS == 64000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 2, 0, 6); +# elif F_CPU == 192000000 && F_BUS == 96000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 1, 0, 6); +# elif F_CPU == 180000000 && F_BUS == 60000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 2, 0, 6); +# elif F_CPU == 180000000 && F_BUS == 90000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 1, 0, 6); +# elif F_CPU == 168000000 && F_BUS == 56000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 2, 0, 5); +# elif F_CPU == 144000000 && F_BUS == 48000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 2, 0, 4); +# elif F_CPU == 144000000 && F_BUS == 72000000 + SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIVS(0, 1, 0, 4); +# elif F_CPU == 120000000 && F_BUS == 60000000 + SIM->CLKDIV1 = SIM_CLKDIV1_OUTDIV1(KINETIS_CLKDIV1_OUTDIV1 - 1) | SIM_CLKDIV1_OUTDIV2(KINETIS_CLKDIV1_OUTDIV2 - 1) | +# if defined(MK66F18) + SIM_CLKDIV1_OUTDIV3(KINETIS_CLKDIV1_OUTDIV3 - 1) | +# endif + SIM_CLKDIV1_OUTDIV4(KINETIS_CLKDIV1_OUTDIV4 - 1); +# else + return 0; +# endif + return 1; + } +#endif + return 0; +} + +#if defined(K20x) || defined(MK66F18) /* chip selection */ +/* Teensy 3.0, 3.1, 3.2; mchck; infinity keyboard */ + +// The EEPROM is really RAM with a hardware-based backup system to +// flash memory. Selecting a smaller size EEPROM allows more wear +// leveling, for higher write endurance. If you edit this file, +// set this to the smallest size your application can use. Also, +// due to Freescale's implementation, writing 16 or 32 bit words +// (aligned to 2 or 4 byte boundaries) has twice the endurance +// compared to writing 8 bit bytes. +// +# ifndef EEPROM_SIZE +# define EEPROM_SIZE 32 +# endif + +/* + ^^^ Here be dragons: + NXP AppNote AN4282 section 3.1 states that partitioning must only be done once. + Once EEPROM partitioning is done, the size is locked to this initial configuration. + Attempts to modify the EEPROM_SIZE setting may brick your board. +*/ + +// Writing unaligned 16 or 32 bit data is handled automatically when +// this is defined, but at a cost of extra code size. Without this, +// any unaligned write will cause a hard fault exception! If you're +// absolutely sure all 16 and 32 bit writes will be aligned, you can +// remove the extra unnecessary code. +// +# define HANDLE_UNALIGNED_WRITES + +# if defined(K20x) +# define EEPROM_MAX 2048 +# define EEPARTITION 0x03 // all 32K dataflash for EEPROM, none for Data +# define EEESPLIT 0x30 // must be 0x30 on these chips +# elif defined(MK66F18) +# define EEPROM_MAX 4096 +# define EEPARTITION 0x05 // 128K dataflash for EEPROM, 128K for Data +# define EEESPLIT 0x10 // best endurance: 0x00 = first 12%, 0x10 = first 25%, 0x30 = all equal +# endif + +// Minimum EEPROM Endurance +// ------------------------ +# if (EEPROM_SIZE == 4096) +# define EEESIZE 0x02 +# elif (EEPROM_SIZE == 2048) // 35000 writes/byte or 70000 writes/word +# define EEESIZE 0x03 +# elif (EEPROM_SIZE == 1024) // 75000 writes/byte or 150000 writes/word +# define EEESIZE 0x04 +# elif (EEPROM_SIZE == 512) // 155000 writes/byte or 310000 writes/word +# define EEESIZE 0x05 +# elif (EEPROM_SIZE == 256) // 315000 writes/byte or 630000 writes/word +# define EEESIZE 0x06 +# elif (EEPROM_SIZE == 128) // 635000 writes/byte or 1270000 writes/word +# define EEESIZE 0x07 +# elif (EEPROM_SIZE == 64) // 1275000 writes/byte or 2550000 writes/word +# define EEESIZE 0x08 +# elif (EEPROM_SIZE == 32) // 2555000 writes/byte or 5110000 writes/word +# define EEESIZE 0x09 +# endif + +/** \brief eeprom initialization + * + * FIXME: needs doc + */ +void eeprom_initialize(void) { + uint32_t count = 0; + uint16_t do_flash_cmd[] = {0xf06f, 0x037f, 0x7003, 0x7803, 0xf013, 0x0f80, 0xd0fb, 0x4770}; + uint8_t status; + + if (FTFL->FCNFG & FTFL_FCNFG_RAMRDY) { + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + + // FlexRAM is configured as traditional RAM + // We need to reconfigure for EEPROM usage + kinetis_hsrun_disable(); + FTFL->FCCOB0 = 0x80; // PGMPART = Program Partition Command + FTFL->FCCOB3 = 0; + FTFL->FCCOB4 = EEESPLIT | EEESIZE; + FTFL->FCCOB5 = EEPARTITION; + __disable_irq(); + // do_flash_cmd() must execute from RAM. Luckily the C syntax is simple... + (*((void (*)(volatile uint8_t *))((uint32_t)do_flash_cmd | 1)))(&(FTFL->FSTAT)); + __enable_irq(); + kinetis_hsrun_enable(); + status = FTFL->FSTAT; + if (status & (FTFL_FSTAT_RDCOLERR | FTFL_FSTAT_ACCERR | FTFL_FSTAT_FPVIOL)) { + FTFL->FSTAT = (status & (FTFL_FSTAT_RDCOLERR | FTFL_FSTAT_ACCERR | FTFL_FSTAT_FPVIOL)); + return; // error + } + } + // wait for eeprom to become ready (is this really necessary?) + while (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) { + if (++count > 200000) break; + } +} + +# define FlexRAM ((volatile uint8_t *)0x14000000) + +/** \brief eeprom read byte + * + * FIXME: needs doc + */ +uint8_t eeprom_read_byte(const uint8_t *addr) { + uint32_t offset = (uint32_t)addr; + if (offset >= EEPROM_SIZE) return 0; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); + return FlexRAM[offset]; +} + +/** \brief eeprom read word + * + * FIXME: needs doc + */ +uint16_t eeprom_read_word(const uint16_t *addr) { + uint32_t offset = (uint32_t)addr; + if (offset >= EEPROM_SIZE - 1) return 0; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); + return *(uint16_t *)(&FlexRAM[offset]); +} + +/** \brief eeprom read dword + * + * FIXME: needs doc + */ +uint32_t eeprom_read_dword(const uint32_t *addr) { + uint32_t offset = (uint32_t)addr; + if (offset >= EEPROM_SIZE - 3) return 0; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); + return *(uint32_t *)(&FlexRAM[offset]); +} + +/** \brief eeprom read block + * + * FIXME: needs doc + */ +void eeprom_read_block(void *buf, const void *addr, uint32_t len) { + uint32_t offset = (uint32_t)addr; + uint8_t *dest = (uint8_t *)buf; + uint32_t end = offset + len; + + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); + if (end > EEPROM_SIZE) end = EEPROM_SIZE; + while (offset < end) { + *dest++ = FlexRAM[offset++]; + } +} + +/** \brief eeprom is ready + * + * FIXME: needs doc + */ +int eeprom_is_ready(void) { return (FTFL->FCNFG & FTFL_FCNFG_EEERDY) ? 1 : 0; } + +/** \brief flexram wait + * + * FIXME: needs doc + */ +static void flexram_wait(void) { + while (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) { + // TODO: timeout + } +} + +/** \brief eeprom_write_byte + * + * FIXME: needs doc + */ +void eeprom_write_byte(uint8_t *addr, uint8_t value) { + uint32_t offset = (uint32_t)addr; + + if (offset >= EEPROM_SIZE) return; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); + if (FlexRAM[offset] != value) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + FlexRAM[offset] = value; + flexram_wait(); + kinetis_hsrun_enable(); + } +} + +/** \brief eeprom write word + * + * FIXME: needs doc + */ +void eeprom_write_word(uint16_t *addr, uint16_t value) { + uint32_t offset = (uint32_t)addr; + + if (offset >= EEPROM_SIZE - 1) return; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); +# ifdef HANDLE_UNALIGNED_WRITES + if ((offset & 1) == 0) { +# endif + if (*(uint16_t *)(&FlexRAM[offset]) != value) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint16_t *)(&FlexRAM[offset]) = value; + flexram_wait(); + kinetis_hsrun_enable(); + } +# ifdef HANDLE_UNALIGNED_WRITES + } else { + if (FlexRAM[offset] != value) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + FlexRAM[offset] = value; + flexram_wait(); + kinetis_hsrun_enable(); + } + if (FlexRAM[offset + 1] != (value >> 8)) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + FlexRAM[offset + 1] = value >> 8; + flexram_wait(); + kinetis_hsrun_enable(); + } + } +# endif +} + +/** \brief eeprom write dword + * + * FIXME: needs doc + */ +void eeprom_write_dword(uint32_t *addr, uint32_t value) { + uint32_t offset = (uint32_t)addr; + + if (offset >= EEPROM_SIZE - 3) return; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); +# ifdef HANDLE_UNALIGNED_WRITES + switch (offset & 3) { + case 0: +# endif + if (*(uint32_t *)(&FlexRAM[offset]) != value) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint32_t *)(&FlexRAM[offset]) = value; + flexram_wait(); + kinetis_hsrun_enable(); + } + return; +# ifdef HANDLE_UNALIGNED_WRITES + case 2: + if (*(uint16_t *)(&FlexRAM[offset]) != value) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint16_t *)(&FlexRAM[offset]) = value; + flexram_wait(); + kinetis_hsrun_enable(); + } + if (*(uint16_t *)(&FlexRAM[offset + 2]) != (value >> 16)) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint16_t *)(&FlexRAM[offset + 2]) = value >> 16; + flexram_wait(); + kinetis_hsrun_enable(); + } + return; + default: + if (FlexRAM[offset] != value) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + FlexRAM[offset] = value; + flexram_wait(); + kinetis_hsrun_enable(); + } + if (*(uint16_t *)(&FlexRAM[offset + 1]) != (value >> 8)) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint16_t *)(&FlexRAM[offset + 1]) = value >> 8; + flexram_wait(); + kinetis_hsrun_enable(); + } + if (FlexRAM[offset + 3] != (value >> 24)) { + kinetis_hsrun_disable(); + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + FlexRAM[offset + 3] = value >> 24; + flexram_wait(); + kinetis_hsrun_enable(); + } + } +# endif +} + +/** \brief eeprom write block + * + * FIXME: needs doc + */ +void eeprom_write_block(const void *buf, void *addr, uint32_t len) { + uint32_t offset = (uint32_t)addr; + const uint8_t *src = (const uint8_t *)buf; + + if (offset >= EEPROM_SIZE) return; + if (!(FTFL->FCNFG & FTFL_FCNFG_EEERDY)) eeprom_initialize(); + if (len >= EEPROM_SIZE) len = EEPROM_SIZE; + if (offset + len >= EEPROM_SIZE) len = EEPROM_SIZE - offset; + kinetis_hsrun_disable(); + while (len > 0) { + uint32_t lsb = offset & 3; + if (lsb == 0 && len >= 4) { + // write aligned 32 bits + uint32_t val32; + val32 = *src++; + val32 |= (*src++ << 8); + val32 |= (*src++ << 16); + val32 |= (*src++ << 24); + if (*(uint32_t *)(&FlexRAM[offset]) != val32) { + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint32_t *)(&FlexRAM[offset]) = val32; + flexram_wait(); + } + offset += 4; + len -= 4; + } else if ((lsb == 0 || lsb == 2) && len >= 2) { + // write aligned 16 bits + uint16_t val16; + val16 = *src++; + val16 |= (*src++ << 8); + if (*(uint16_t *)(&FlexRAM[offset]) != val16) { + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + *(uint16_t *)(&FlexRAM[offset]) = val16; + flexram_wait(); + } + offset += 2; + len -= 2; + } else { + // write 8 bits + uint8_t val8 = *src++; + if (FlexRAM[offset] != val8) { + uint8_t stat = FTFL->FSTAT & 0x70; + if (stat) FTFL->FSTAT = stat; + FlexRAM[offset] = val8; + flexram_wait(); + } + offset++; + len--; + } + } + kinetis_hsrun_enable(); +} + +/* +void do_flash_cmd(volatile uint8_t *fstat) +{ + *fstat = 0x80; + while ((*fstat & 0x80) == 0) ; // wait +} +00000000 <do_flash_cmd>: + 0: f06f 037f mvn.w r3, #127 ; 0x7f + 4: 7003 strb r3, [r0, #0] + 6: 7803 ldrb r3, [r0, #0] + 8: f013 0f80 tst.w r3, #128 ; 0x80 + c: d0fb beq.n 6 <do_flash_cmd+0x6> + e: 4770 bx lr +*/ + +#elif defined(KL2x) /* chip selection */ +/* Teensy LC (emulated) */ + +# define SYMVAL(sym) (uint32_t)(((uint8_t *)&(sym)) - ((uint8_t *)0)) + +extern uint32_t __eeprom_workarea_start__; +extern uint32_t __eeprom_workarea_end__; + +# define EEPROM_SIZE 128 + +static uint32_t flashend = 0; + +void eeprom_initialize(void) { + const uint16_t *p = (uint16_t *)SYMVAL(__eeprom_workarea_start__); + + do { + if (*p++ == 0xFFFF) { + flashend = (uint32_t)(p - 2); + return; + } + } while (p < (uint16_t *)SYMVAL(__eeprom_workarea_end__)); + flashend = (uint32_t)(p - 1); +} + +uint8_t eeprom_read_byte(const uint8_t *addr) { + uint32_t offset = (uint32_t)addr; + const uint16_t *p = (uint16_t *)SYMVAL(__eeprom_workarea_start__); + const uint16_t *end = (const uint16_t *)((uint32_t)flashend); + uint16_t val; + uint8_t data = 0xFF; + + if (!end) { + eeprom_initialize(); + end = (const uint16_t *)((uint32_t)flashend); + } + if (offset < EEPROM_SIZE) { + while (p <= end) { + val = *p++; + if ((val & 255) == offset) data = val >> 8; + } + } + return data; +} + +static void flash_write(const uint16_t *code, uint32_t addr, uint32_t data) { + // with great power comes great responsibility.... + uint32_t stat; + *(uint32_t *)&(FTFA->FCCOB3) = 0x06000000 | (addr & 0x00FFFFFC); + *(uint32_t *)&(FTFA->FCCOB7) = data; + __disable_irq(); + (*((void (*)(volatile uint8_t *))((uint32_t)code | 1)))(&(FTFA->FSTAT)); + __enable_irq(); + stat = FTFA->FSTAT & (FTFA_FSTAT_RDCOLERR | FTFA_FSTAT_ACCERR | FTFA_FSTAT_FPVIOL); + if (stat) { + FTFA->FSTAT = stat; + } + MCM->PLACR |= MCM_PLACR_CFCC; +} + +void eeprom_write_byte(uint8_t *addr, uint8_t data) { + uint32_t offset = (uint32_t)addr; + const uint16_t *p, *end = (const uint16_t *)((uint32_t)flashend); + uint32_t i, val, flashaddr; + uint16_t do_flash_cmd[] = {0x2380, 0x7003, 0x7803, 0xb25b, 0x2b00, 0xdafb, 0x4770}; + uint8_t buf[EEPROM_SIZE]; + + if (offset >= EEPROM_SIZE) return; + if (!end) { + eeprom_initialize(); + end = (const uint16_t *)((uint32_t)flashend); + } + if (++end < (uint16_t *)SYMVAL(__eeprom_workarea_end__)) { + val = (data << 8) | offset; + flashaddr = (uint32_t)end; + flashend = flashaddr; + if ((flashaddr & 2) == 0) { + val |= 0xFFFF0000; + } else { + val <<= 16; + val |= 0x0000FFFF; + } + flash_write(do_flash_cmd, flashaddr, val); + } else { + for (i = 0; i < EEPROM_SIZE; i++) { + buf[i] = 0xFF; + } + val = 0; + for (p = (uint16_t *)SYMVAL(__eeprom_workarea_start__); p < (uint16_t *)SYMVAL(__eeprom_workarea_end__); p++) { + val = *p; + if ((val & 255) < EEPROM_SIZE) { + buf[val & 255] = val >> 8; + } + } + buf[offset] = data; + for (flashaddr = (uint32_t)(uint16_t *)SYMVAL(__eeprom_workarea_start__); flashaddr < (uint32_t)(uint16_t *)SYMVAL(__eeprom_workarea_end__); flashaddr += 1024) { + *(uint32_t *)&(FTFA->FCCOB3) = 0x09000000 | flashaddr; + __disable_irq(); + (*((void (*)(volatile uint8_t *))((uint32_t)do_flash_cmd | 1)))(&(FTFA->FSTAT)); + __enable_irq(); + val = FTFA->FSTAT & (FTFA_FSTAT_RDCOLERR | FTFA_FSTAT_ACCERR | FTFA_FSTAT_FPVIOL); + ; + if (val) FTFA->FSTAT = val; + MCM->PLACR |= MCM_PLACR_CFCC; + } + flashaddr = (uint32_t)(uint16_t *)SYMVAL(__eeprom_workarea_start__); + for (i = 0; i < EEPROM_SIZE; i++) { + if (buf[i] == 0xFF) continue; + if ((flashaddr & 2) == 0) { + val = (buf[i] << 8) | i; + } else { + val = val | (buf[i] << 24) | (i << 16); + flash_write(do_flash_cmd, flashaddr, val); + } + flashaddr += 2; + } + flashend = flashaddr; + if ((flashaddr & 2)) { + val |= 0xFFFF0000; + flash_write(do_flash_cmd, flashaddr, val); + } + } +} + +/* +void do_flash_cmd(volatile uint8_t *fstat) +{ + *fstat = 0x80; + while ((*fstat & 0x80) == 0) ; // wait +} +00000000 <do_flash_cmd>: + 0: 2380 movs r3, #128 ; 0x80 + 2: 7003 strb r3, [r0, #0] + 4: 7803 ldrb r3, [r0, #0] + 6: b25b sxtb r3, r3 + 8: 2b00 cmp r3, #0 + a: dafb bge.n 4 <do_flash_cmd+0x4> + c: 4770 bx lr +*/ + +uint16_t eeprom_read_word(const uint16_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8); +} + +uint32_t eeprom_read_dword(const uint32_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24); +} + +void eeprom_read_block(void *buf, const void *addr, uint32_t len) { + const uint8_t *p = (const uint8_t *)addr; + uint8_t * dest = (uint8_t *)buf; + while (len--) { + *dest++ = eeprom_read_byte(p++); + } +} + +int eeprom_is_ready(void) { return 1; } + +void eeprom_write_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_write_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_write_block(const void *buf, void *addr, uint32_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} + +#else +// No EEPROM supported, so emulate it + +# ifndef EEPROM_SIZE +# include "eeconfig.h" +# define EEPROM_SIZE (((EECONFIG_SIZE + 3) / 4) * 4) // based off eeconfig's current usage, aligned to 4-byte sizes, to deal with LTO +# endif +__attribute__((aligned(4))) static uint8_t buffer[EEPROM_SIZE]; + +uint8_t eeprom_read_byte(const uint8_t *addr) { + uint32_t offset = (uint32_t)addr; + return buffer[offset]; +} + +void eeprom_write_byte(uint8_t *addr, uint8_t value) { + uint32_t offset = (uint32_t)addr; + buffer[offset] = value; +} + +uint16_t eeprom_read_word(const uint16_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8); +} + +uint32_t eeprom_read_dword(const uint32_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24); +} + +void eeprom_read_block(void *buf, const void *addr, size_t len) { + const uint8_t *p = (const uint8_t *)addr; + uint8_t * dest = (uint8_t *)buf; + while (len--) { + *dest++ = eeprom_read_byte(p++); + } +} + +void eeprom_write_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_write_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_write_block(const void *buf, void *addr, size_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} + +#endif /* chip selection */ +// The update functions just calls write for now, but could probably be optimized + +void eeprom_update_byte(uint8_t *addr, uint8_t value) { eeprom_write_byte(addr, value); } + +void eeprom_update_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_update_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_update_block(const void *buf, void *addr, size_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} diff --git a/platforms/chibios/flash.mk b/platforms/chibios/flash.mk index c0b32c2f2b..31f69595da 100644 --- a/platforms/chibios/flash.mk +++ b/platforms/chibios/flash.mk @@ -82,6 +82,8 @@ else ifeq ($(strip $(MCU_FAMILY)),MIMXRT1062) $(UNSYNC_OUTPUT_CMD) && $(call EXEC_TEENSY) else ifeq ($(strip $(MCU_FAMILY)),STM32) $(UNSYNC_OUTPUT_CMD) && $(call EXEC_DFU_UTIL) +else ifeq ($(strip $(MCU_FAMILY)),GD32V) + $(UNSYNC_OUTPUT_CMD) && $(call EXEC_DFU_UTIL) else $(PRINT_OK); $(SILENT) || printf "$(MSG_FLASH_BOOTLOADER)" endif diff --git a/platforms/chibios/flash_stm32.c b/platforms/chibios/flash_stm32.c new file mode 100644 index 0000000000..72c41b8b78 --- /dev/null +++ b/platforms/chibios/flash_stm32.c @@ -0,0 +1,208 @@ +/* + * This software is experimental and a work in progress. + * Under no circumstances should these files be used in relation to any critical system(s). + * Use of these files is at your own risk. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * This files are free to use from https://github.com/rogerclarkmelbourne/Arduino_STM32 and + * https://github.com/leaflabs/libmaple + * + * Modifications for QMK and STM32F303 by Yiancar + */ + +#include <hal.h> +#include "flash_stm32.h" + +#if defined(STM32F1XX) +# define FLASH_SR_WRPERR FLASH_SR_WRPRTERR +#endif + +#if defined(MCU_GD32V) +/* GigaDevice GD32VF103 is a STM32F103 clone at heart. */ +# include "gd32v_compatibility.h" +#endif + +#if defined(STM32F4XX) +# define FLASH_SR_PGERR (FLASH_SR_PGSERR | FLASH_SR_PGPERR | FLASH_SR_PGAERR) + +# define FLASH_KEY1 0x45670123U +# define FLASH_KEY2 0xCDEF89ABU + +static uint8_t ADDR2PAGE(uint32_t Page_Address) { + switch (Page_Address) { + case 0x08000000 ... 0x08003FFF: + return 0; + case 0x08004000 ... 0x08007FFF: + return 1; + case 0x08008000 ... 0x0800BFFF: + return 2; + case 0x0800C000 ... 0x0800FFFF: + return 3; + } + + // TODO: bad times... + return 7; +} +#endif + +/* Delay definition */ +#define EraseTimeout ((uint32_t)0x00000FFF) +#define ProgramTimeout ((uint32_t)0x0000001F) + +#define ASSERT(exp) (void)((0)) + +/** + * @brief Inserts a time delay. + * @param None + * @retval None + */ +static void delay(void) { + __IO uint32_t i = 0; + for (i = 0xFF; i != 0; i--) { + } +} + +/** + * @brief Returns the FLASH Status. + * @param None + * @retval FLASH Status: The returned value can be: FLASH_BUSY, FLASH_ERROR_PG, + * FLASH_ERROR_WRP or FLASH_COMPLETE + */ +FLASH_Status FLASH_GetStatus(void) { + if ((FLASH->SR & FLASH_SR_BSY) == FLASH_SR_BSY) return FLASH_BUSY; + + if ((FLASH->SR & FLASH_SR_PGERR) != 0) return FLASH_ERROR_PG; + + if ((FLASH->SR & FLASH_SR_WRPERR) != 0) return FLASH_ERROR_WRP; + +#if defined(FLASH_OBR_OPTERR) + if ((FLASH->SR & FLASH_OBR_OPTERR) != 0) return FLASH_ERROR_OPT; +#endif + + return FLASH_COMPLETE; +} + +/** + * @brief Waits for a Flash operation to complete or a TIMEOUT to occur. + * @param Timeout: FLASH progamming Timeout + * @retval FLASH Status: The returned value can be: FLASH_ERROR_PG, + * FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT. + */ +FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout) { + FLASH_Status status; + + /* Check for the Flash Status */ + status = FLASH_GetStatus(); + /* Wait for a Flash operation to complete or a TIMEOUT to occur */ + while ((status == FLASH_BUSY) && (Timeout != 0x00)) { + delay(); + status = FLASH_GetStatus(); + Timeout--; + } + if (Timeout == 0) status = FLASH_TIMEOUT; + /* Return the operation status */ + return status; +} + +/** + * @brief Erases a specified FLASH page. + * @param Page_Address: The page address to be erased. + * @retval FLASH Status: The returned value can be: FLASH_BUSY, FLASH_ERROR_PG, + * FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT. + */ +FLASH_Status FLASH_ErasePage(uint32_t Page_Address) { + FLASH_Status status = FLASH_COMPLETE; + /* Check the parameters */ + ASSERT(IS_FLASH_ADDRESS(Page_Address)); + /* Wait for last operation to be completed */ + status = FLASH_WaitForLastOperation(EraseTimeout); + + if (status == FLASH_COMPLETE) { + /* if the previous operation is completed, proceed to erase the page */ +#if defined(FLASH_CR_SNB) + FLASH->CR &= ~FLASH_CR_SNB; + FLASH->CR |= FLASH_CR_SER | (ADDR2PAGE(Page_Address) << FLASH_CR_SNB_Pos); +#else + FLASH->CR |= FLASH_CR_PER; + FLASH->AR = Page_Address; +#endif + FLASH->CR |= FLASH_CR_STRT; + + /* Wait for last operation to be completed */ + status = FLASH_WaitForLastOperation(EraseTimeout); + if (status != FLASH_TIMEOUT) { + /* if the erase operation is completed, disable the configured Bits */ +#if defined(FLASH_CR_SNB) + FLASH->CR &= ~(FLASH_CR_SER | FLASH_CR_SNB); +#else + FLASH->CR &= ~FLASH_CR_PER; +#endif + } + FLASH->SR = (FLASH_SR_EOP | FLASH_SR_PGERR | FLASH_SR_WRPERR); + } + /* Return the Erase Status */ + return status; +} + +/** + * @brief Programs a half word at a specified address. + * @param Address: specifies the address to be programmed. + * @param Data: specifies the data to be programmed. + * @retval FLASH Status: The returned value can be: FLASH_ERROR_PG, + * FLASH_ERROR_WRP, FLASH_COMPLETE or FLASH_TIMEOUT. + */ +FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data) { + FLASH_Status status = FLASH_BAD_ADDRESS; + + if (IS_FLASH_ADDRESS(Address)) { + /* Wait for last operation to be completed */ + status = FLASH_WaitForLastOperation(ProgramTimeout); + if (status == FLASH_COMPLETE) { + /* if the previous operation is completed, proceed to program the new data */ + +#if defined(FLASH_CR_PSIZE) + FLASH->CR &= ~FLASH_CR_PSIZE; + FLASH->CR |= FLASH_CR_PSIZE_0; +#endif + FLASH->CR |= FLASH_CR_PG; + *(__IO uint16_t*)Address = Data; + /* Wait for last operation to be completed */ + status = FLASH_WaitForLastOperation(ProgramTimeout); + if (status != FLASH_TIMEOUT) { + /* if the program operation is completed, disable the PG Bit */ + FLASH->CR &= ~FLASH_CR_PG; + } + FLASH->SR = (FLASH_SR_EOP | FLASH_SR_PGERR | FLASH_SR_WRPERR); + } + } + return status; +} + +/** + * @brief Unlocks the FLASH Program Erase Controller. + * @param None + * @retval None + */ +void FLASH_Unlock(void) { + if (FLASH->CR & FLASH_CR_LOCK) { + /* Authorize the FPEC Access */ + FLASH->KEYR = FLASH_KEY1; + FLASH->KEYR = FLASH_KEY2; + } +} + +/** + * @brief Locks the FLASH Program Erase Controller. + * @param None + * @retval None + */ +void FLASH_Lock(void) { + /* Set the Lock Bit to lock the FPEC and the FCR */ + FLASH->CR |= FLASH_CR_LOCK; +} diff --git a/platforms/chibios/flash_stm32.h b/platforms/chibios/flash_stm32.h new file mode 100644 index 0000000000..6c66642ec5 --- /dev/null +++ b/platforms/chibios/flash_stm32.h @@ -0,0 +1,44 @@ +/* + * This software is experimental and a work in progress. + * Under no circumstances should these files be used in relation to any critical system(s). + * Use of these files is at your own risk. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * This files are free to use from https://github.com/rogerclarkmelbourne/Arduino_STM32 and + * https://github.com/leaflabs/libmaple + * + * Modifications for QMK and STM32F303 by Yiancar + */ + +#pragma once + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> + +#ifdef FLASH_STM32_MOCKED +extern uint8_t FlashBuf[MOCK_FLASH_SIZE]; +#endif + +typedef enum { FLASH_BUSY = 1, FLASH_ERROR_PG, FLASH_ERROR_WRP, FLASH_ERROR_OPT, FLASH_COMPLETE, FLASH_TIMEOUT, FLASH_BAD_ADDRESS } FLASH_Status; + +#define IS_FLASH_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) < 0x0807FFFF)) + +FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout); +FLASH_Status FLASH_ErasePage(uint32_t Page_Address); +FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data); + +void FLASH_Unlock(void); +void FLASH_Lock(void); + +#ifdef __cplusplus +} +#endif diff --git a/platforms/chibios/gd32v_compatibility.h b/platforms/chibios/gd32v_compatibility.h new file mode 100644 index 0000000000..f4dcfd8c55 --- /dev/null +++ b/platforms/chibios/gd32v_compatibility.h @@ -0,0 +1,120 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#pragma once + +/* GD32VF103 has the same API as STM32F103, but uses different names for literally the same thing. + * As of 23.7.2021 QMK is tailored to use STM32 defines/names, for compatibility sake + * we just redefine the GD32 names. */ + +/* Close your eyes kids. */ +#define MCU_STM32 + +/* AFIO redefines */ +#define MAPR PCF0 +#define AFIO_MAPR_USART1_REMAP AFIO_PCF0_USART0_REMAP +#define AFIO_MAPR_USART2_REMAP AFIO_PCF0_USART1_REMAP +#define AFIO_MAPR_USART3_REMAP_PARTIALREMAP AFIO_PCF0_USART2_REMAP_PARTIALREMAP +#define AFIO_MAPR_USART3_REMAP_FULLREMAP AFIO_PCF0_USART2_REMAP_FULLREMAP + +/* DMA redefines. */ +#define STM32_DMA_STREAM(stream) GD32_DMA_STREAM(stream) +#define STM32_DMA_STREAM_ID(peripheral, channel) GD32_DMA_STREAM_ID(peripheral - 1, channel - 1) +#define STM32_DMA_CR_DIR_M2P GD32_DMA_CTL_DIR_M2P +#define STM32_DMA_CR_PSIZE_WORD GD32_DMA_CTL_PWIDTH_WORD +#define STM32_DMA_CR_MSIZE_WORD GD32_DMA_CTL_MWIDTH_WORD +#define STM32_DMA_CR_MINC GD32_DMA_CTL_MNAGA +#define STM32_DMA_CR_CIRC GD32_DMA_CTL_CMEN +#define STM32_DMA_CR_PL GD32_DMA_CTL_PRIO +#define STM32_DMA_CR_CHSEL GD32_DMA_CTL_CHSEL +#define cr1 ctl0 +#define cr2 ctl1 +#define cr3 ctl2 +#define dier dmainten + +/* ADC redefines */ +#if HAL_USE_ADC +# define STM32_ADC_USE_ADC1 GD32_ADC_USE_ADC0 + +# define smpr1 sampt0 +# define smpr2 sampt1 +# define sqr1 rsq0 +# define sqr2 rsq1 +# define sqr3 rsq2 + +# define ADC_SMPR2_SMP_AN0 ADC_SAMPT1_SMP_SPT0 +# define ADC_SMPR2_SMP_AN1 ADC_SAMPT1_SMP_SPT1 +# define ADC_SMPR2_SMP_AN2 ADC_SAMPT1_SMP_SPT2 +# define ADC_SMPR2_SMP_AN3 ADC_SAMPT1_SMP_SPT3 +# define ADC_SMPR2_SMP_AN4 ADC_SAMPT1_SMP_SPT4 +# define ADC_SMPR2_SMP_AN5 ADC_SAMPT1_SMP_SPT5 +# define ADC_SMPR2_SMP_AN6 ADC_SAMPT1_SMP_SPT6 +# define ADC_SMPR2_SMP_AN7 ADC_SAMPT1_SMP_SPT7 +# define ADC_SMPR2_SMP_AN8 ADC_SAMPT1_SMP_SPT8 +# define ADC_SMPR2_SMP_AN9 ADC_SAMPT1_SMP_SPT9 + +# define ADC_SMPR1_SMP_AN10 ADC_SAMPT0_SMP_SPT10 +# define ADC_SMPR1_SMP_AN11 ADC_SAMPT0_SMP_SPT11 +# define ADC_SMPR1_SMP_AN12 ADC_SAMPT0_SMP_SPT12 +# define ADC_SMPR1_SMP_AN13 ADC_SAMPT0_SMP_SPT13 +# define ADC_SMPR1_SMP_AN14 ADC_SAMPT0_SMP_SPT14 +# define ADC_SMPR1_SMP_AN15 ADC_SAMPT0_SMP_SPT15 + +# define ADC_SQR3_SQ1_N ADC_RSQ2_RSQ1_N +#endif + +/* FLASH redefines */ +#if defined(EEPROM_ENABLE) +# define SR STAT +# define FLASH_SR_BSY FLASH_STAT_BUSY +# define FLASH_SR_PGERR FLASH_STAT_PGERR +# define FLASH_SR_EOP FLASH_STAT_ENDF +# define FLASH_SR_WRPRTERR FLASH_STAT_WPERR +# define FLASH_SR_WRPERR FLASH_SR_WRPRTERR +# define FLASH_OBR_OPTERR FLASH_OBSTAT_OBERR +# define AR ADDR +# define CR CTL +# define FLASH_CR_PER FLASH_CTL_PER +# define FLASH_CR_STRT FLASH_CTL_START +# define FLASH_CR_LOCK FLASH_CTL_LK +# define FLASH_CR_PG FLASH_CTL_PG +# define KEYR KEY +#endif + +/* Serial USART redefines. */ +#if HAL_USE_SERIAL +# if !defined(SERIAL_USART_CR1) +# define SERIAL_USART_CR1 (USART_CTL0_PCEN | USART_CTL0_PM | USART_CTL0_WL) // parity enable, odd parity, 9 bit length +# endif +# if !defined(SERIAL_USART_CR2) +# define SERIAL_USART_CR2 (USART_CTL1_STB_1) // 2 stop bits +# endif +# if !defined(SERIAL_USART_CR3) +# define SERIAL_USART_CR3 0x0 +# endif +# define USART_CR3_HDSEL USART_CTL2_HDEN +# define CCR CHCV +#endif + +/* SPI redefines. */ +#if HAL_USE_SPI +# define SPI_CR1_LSBFIRST SPI_CTL0_LF +# define SPI_CR1_CPHA SPI_CTL0_CKPH +# define SPI_CR1_CPOL SPI_CTL0_CKPL +# define SPI_CR1_BR_0 SPI_CTL0_PSC_0 +# define SPI_CR1_BR_1 SPI_CTL0_PSC_1 +# define SPI_CR1_BR_2 SPI_CTL0_PSC_2 +#endif diff --git a/platforms/chibios/gpio.h b/platforms/chibios/gpio.h new file mode 100644 index 0000000000..4d057f1cab --- /dev/null +++ b/platforms/chibios/gpio.h @@ -0,0 +1,50 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <hal.h> +#include "pin_defs.h" + +typedef ioline_t pin_t; + +/* Operation of GPIO by pin. */ + +#define setPinInput(pin) palSetLineMode(pin, PAL_MODE_INPUT) +#define setPinInputHigh(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLUP) +#define setPinInputLow(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLDOWN) +#define setPinOutput(pin) palSetLineMode(pin, PAL_MODE_OUTPUT_PUSHPULL) + +#define writePinHigh(pin) palSetLine(pin) +#define writePinLow(pin) palClearLine(pin) +#define writePin(pin, level) ((level) ? (writePinHigh(pin)) : (writePinLow(pin))) + +#define readPin(pin) palReadLine(pin) + +#define togglePin(pin) palToggleLine(pin) + +/* Operation of GPIO by port. */ + +typedef uint16_t port_data_t; + +#define readPort(pin) palReadPort(PAL_PORT(pin)) + +#define setPortBitInput(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT) +#define setPortBitInputHigh(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT_PULLUP) +#define setPortBitInputLow(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT_PULLDOWN) +#define setPortBitOutput(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_OUTPUT_PUSHPULL) + +#define writePortBitLow(pin, bit) palClearLine(PAL_LINE(PAL_PORT(pin), bit)) +#define writePortBitHigh(pin, bit) palSetLine(PAL_LINE(PAL_PORT(pin), bit)) diff --git a/platforms/chibios/pin_defs.h b/platforms/chibios/pin_defs.h new file mode 100644 index 0000000000..c03f8de0c2 --- /dev/null +++ b/platforms/chibios/pin_defs.h @@ -0,0 +1,323 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// Defines mapping for Proton C replacement +#ifdef CONVERT_TO_PROTON_C +// Left side (front) +# define D3 PAL_LINE(GPIOA, 9) +# define D2 PAL_LINE(GPIOA, 10) +// GND +// GND +# define D1 PAL_LINE(GPIOB, 7) +# define D0 PAL_LINE(GPIOB, 6) +# define D4 PAL_LINE(GPIOB, 5) +# define C6 PAL_LINE(GPIOB, 4) +# define D7 PAL_LINE(GPIOB, 3) +# define E6 PAL_LINE(GPIOB, 2) +# define B4 PAL_LINE(GPIOB, 1) +# define B5 PAL_LINE(GPIOB, 0) + +// Right side (front) +// RAW +// GND +// RESET +// VCC +# define F4 PAL_LINE(GPIOA, 2) +# define F5 PAL_LINE(GPIOA, 1) +# define F6 PAL_LINE(GPIOA, 0) +# define F7 PAL_LINE(GPIOB, 8) +# define B1 PAL_LINE(GPIOB, 13) +# define B3 PAL_LINE(GPIOB, 14) +# define B2 PAL_LINE(GPIOB, 15) +# define B6 PAL_LINE(GPIOB, 9) + +// LEDs (only D5/C13 uses an actual LED) +# ifdef CONVERT_TO_PROTON_C_RXLED +# define D5 PAL_LINE(GPIOC, 14) +# define B0 PAL_LINE(GPIOC, 13) +# else +# define D5 PAL_LINE(GPIOC, 13) +# define B0 PAL_LINE(GPIOC, 14) +# endif +#else +# define A0 PAL_LINE(GPIOA, 0) +# define A1 PAL_LINE(GPIOA, 1) +# define A2 PAL_LINE(GPIOA, 2) +# define A3 PAL_LINE(GPIOA, 3) +# define A4 PAL_LINE(GPIOA, 4) +# define A5 PAL_LINE(GPIOA, 5) +# define A6 PAL_LINE(GPIOA, 6) +# define A7 PAL_LINE(GPIOA, 7) +# define A8 PAL_LINE(GPIOA, 8) +# define A9 PAL_LINE(GPIOA, 9) +# define A10 PAL_LINE(GPIOA, 10) +# define A11 PAL_LINE(GPIOA, 11) +# define A12 PAL_LINE(GPIOA, 12) +# define A13 PAL_LINE(GPIOA, 13) +# define A14 PAL_LINE(GPIOA, 14) +# define A15 PAL_LINE(GPIOA, 15) +# define A16 PAL_LINE(GPIOA, 16) +# define A17 PAL_LINE(GPIOA, 17) +# define A18 PAL_LINE(GPIOA, 18) +# define A19 PAL_LINE(GPIOA, 19) +# define A20 PAL_LINE(GPIOA, 20) +# define A21 PAL_LINE(GPIOA, 21) +# define A22 PAL_LINE(GPIOA, 22) +# define A23 PAL_LINE(GPIOA, 23) +# define A24 PAL_LINE(GPIOA, 24) +# define A25 PAL_LINE(GPIOA, 25) +# define A26 PAL_LINE(GPIOA, 26) +# define A27 PAL_LINE(GPIOA, 27) +# define A28 PAL_LINE(GPIOA, 28) +# define A29 PAL_LINE(GPIOA, 29) +# define A30 PAL_LINE(GPIOA, 30) +# define A31 PAL_LINE(GPIOA, 31) +# define A32 PAL_LINE(GPIOA, 32) +# define B0 PAL_LINE(GPIOB, 0) +# define B1 PAL_LINE(GPIOB, 1) +# define B2 PAL_LINE(GPIOB, 2) +# define B3 PAL_LINE(GPIOB, 3) +# define B4 PAL_LINE(GPIOB, 4) +# define B5 PAL_LINE(GPIOB, 5) +# define B6 PAL_LINE(GPIOB, 6) +# define B7 PAL_LINE(GPIOB, 7) +# define B8 PAL_LINE(GPIOB, 8) +# define B9 PAL_LINE(GPIOB, 9) +# define B10 PAL_LINE(GPIOB, 10) +# define B11 PAL_LINE(GPIOB, 11) +# define B12 PAL_LINE(GPIOB, 12) +# define B13 PAL_LINE(GPIOB, 13) +# define B14 PAL_LINE(GPIOB, 14) +# define B15 PAL_LINE(GPIOB, 15) +# define B16 PAL_LINE(GPIOB, 16) +# define B17 PAL_LINE(GPIOB, 17) +# define B18 PAL_LINE(GPIOB, 18) +# define B19 PAL_LINE(GPIOB, 19) +# define B20 PAL_LINE(GPIOB, 20) +# define B21 PAL_LINE(GPIOB, 21) +# define B22 PAL_LINE(GPIOB, 22) +# define B23 PAL_LINE(GPIOB, 23) +# define B24 PAL_LINE(GPIOB, 24) +# define B25 PAL_LINE(GPIOB, 25) +# define B26 PAL_LINE(GPIOB, 26) +# define B27 PAL_LINE(GPIOB, 27) +# define B28 PAL_LINE(GPIOB, 28) +# define B29 PAL_LINE(GPIOB, 29) +# define B30 PAL_LINE(GPIOB, 30) +# define B31 PAL_LINE(GPIOB, 31) +# define B32 PAL_LINE(GPIOB, 32) +# define C0 PAL_LINE(GPIOC, 0) +# define C1 PAL_LINE(GPIOC, 1) +# define C2 PAL_LINE(GPIOC, 2) +# define C3 PAL_LINE(GPIOC, 3) +# define C4 PAL_LINE(GPIOC, 4) +# define C5 PAL_LINE(GPIOC, 5) +# define C6 PAL_LINE(GPIOC, 6) +# define C7 PAL_LINE(GPIOC, 7) +# define C8 PAL_LINE(GPIOC, 8) +# define C9 PAL_LINE(GPIOC, 9) +# define C10 PAL_LINE(GPIOC, 10) +# define C11 PAL_LINE(GPIOC, 11) +# define C12 PAL_LINE(GPIOC, 12) +# define C13 PAL_LINE(GPIOC, 13) +# define C14 PAL_LINE(GPIOC, 14) +# define C15 PAL_LINE(GPIOC, 15) +# define C16 PAL_LINE(GPIOC, 16) +# define C17 PAL_LINE(GPIOC, 17) +# define C18 PAL_LINE(GPIOC, 18) +# define C19 PAL_LINE(GPIOC, 19) +# define C20 PAL_LINE(GPIOC, 20) +# define C21 PAL_LINE(GPIOC, 21) +# define C22 PAL_LINE(GPIOC, 22) +# define C23 PAL_LINE(GPIOC, 23) +# define C24 PAL_LINE(GPIOC, 24) +# define C25 PAL_LINE(GPIOC, 25) +# define C26 PAL_LINE(GPIOC, 26) +# define C27 PAL_LINE(GPIOC, 27) +# define C28 PAL_LINE(GPIOC, 28) +# define C29 PAL_LINE(GPIOC, 29) +# define C30 PAL_LINE(GPIOC, 30) +# define C31 PAL_LINE(GPIOC, 31) +# define C32 PAL_LINE(GPIOC, 32) +# define D0 PAL_LINE(GPIOD, 0) +# define D1 PAL_LINE(GPIOD, 1) +# define D2 PAL_LINE(GPIOD, 2) +# define D3 PAL_LINE(GPIOD, 3) +# define D4 PAL_LINE(GPIOD, 4) +# define D5 PAL_LINE(GPIOD, 5) +# define D6 PAL_LINE(GPIOD, 6) +# define D7 PAL_LINE(GPIOD, 7) +# define D8 PAL_LINE(GPIOD, 8) +# define D9 PAL_LINE(GPIOD, 9) +# define D10 PAL_LINE(GPIOD, 10) +# define D11 PAL_LINE(GPIOD, 11) +# define D12 PAL_LINE(GPIOD, 12) +# define D13 PAL_LINE(GPIOD, 13) +# define D14 PAL_LINE(GPIOD, 14) +# define D15 PAL_LINE(GPIOD, 15) +# define D16 PAL_LINE(GPIOD, 16) +# define D17 PAL_LINE(GPIOD, 17) +# define D18 PAL_LINE(GPIOD, 18) +# define D19 PAL_LINE(GPIOD, 19) +# define D20 PAL_LINE(GPIOD, 20) +# define D21 PAL_LINE(GPIOD, 21) +# define D22 PAL_LINE(GPIOD, 22) +# define D23 PAL_LINE(GPIOD, 23) +# define D24 PAL_LINE(GPIOD, 24) +# define D25 PAL_LINE(GPIOD, 25) +# define D26 PAL_LINE(GPIOD, 26) +# define D27 PAL_LINE(GPIOD, 27) +# define D28 PAL_LINE(GPIOD, 28) +# define D29 PAL_LINE(GPIOD, 29) +# define D30 PAL_LINE(GPIOD, 30) +# define D31 PAL_LINE(GPIOD, 31) +# define D32 PAL_LINE(GPIOD, 32) +# define E0 PAL_LINE(GPIOE, 0) +# define E1 PAL_LINE(GPIOE, 1) +# define E2 PAL_LINE(GPIOE, 2) +# define E3 PAL_LINE(GPIOE, 3) +# define E4 PAL_LINE(GPIOE, 4) +# define E5 PAL_LINE(GPIOE, 5) +# define E6 PAL_LINE(GPIOE, 6) +# define E7 PAL_LINE(GPIOE, 7) +# define E8 PAL_LINE(GPIOE, 8) +# define E9 PAL_LINE(GPIOE, 9) +# define E10 PAL_LINE(GPIOE, 10) +# define E11 PAL_LINE(GPIOE, 11) +# define E12 PAL_LINE(GPIOE, 12) +# define E13 PAL_LINE(GPIOE, 13) +# define E14 PAL_LINE(GPIOE, 14) +# define E15 PAL_LINE(GPIOE, 15) +# define E16 PAL_LINE(GPIOE, 16) +# define E17 PAL_LINE(GPIOE, 17) +# define E18 PAL_LINE(GPIOE, 18) +# define E19 PAL_LINE(GPIOE, 19) +# define E20 PAL_LINE(GPIOE, 20) +# define E21 PAL_LINE(GPIOE, 21) +# define E22 PAL_LINE(GPIOE, 22) +# define E23 PAL_LINE(GPIOE, 23) +# define E24 PAL_LINE(GPIOE, 24) +# define E25 PAL_LINE(GPIOE, 25) +# define E26 PAL_LINE(GPIOE, 26) +# define E27 PAL_LINE(GPIOE, 27) +# define E28 PAL_LINE(GPIOE, 28) +# define E29 PAL_LINE(GPIOE, 29) +# define E30 PAL_LINE(GPIOE, 30) +# define E31 PAL_LINE(GPIOE, 31) +# define E32 PAL_LINE(GPIOE, 32) +# define F0 PAL_LINE(GPIOF, 0) +# define F1 PAL_LINE(GPIOF, 1) +# define F2 PAL_LINE(GPIOF, 2) +# define F3 PAL_LINE(GPIOF, 3) +# define F4 PAL_LINE(GPIOF, 4) +# define F5 PAL_LINE(GPIOF, 5) +# define F6 PAL_LINE(GPIOF, 6) +# define F7 PAL_LINE(GPIOF, 7) +# define F8 PAL_LINE(GPIOF, 8) +# define F9 PAL_LINE(GPIOF, 9) +# define F10 PAL_LINE(GPIOF, 10) +# define F11 PAL_LINE(GPIOF, 11) +# define F12 PAL_LINE(GPIOF, 12) +# define F13 PAL_LINE(GPIOF, 13) +# define F14 PAL_LINE(GPIOF, 14) +# define F15 PAL_LINE(GPIOF, 15) +# define G0 PAL_LINE(GPIOG, 0) +# define G1 PAL_LINE(GPIOG, 1) +# define G2 PAL_LINE(GPIOG, 2) +# define G3 PAL_LINE(GPIOG, 3) +# define G4 PAL_LINE(GPIOG, 4) +# define G5 PAL_LINE(GPIOG, 5) +# define G6 PAL_LINE(GPIOG, 6) +# define G7 PAL_LINE(GPIOG, 7) +# define G8 PAL_LINE(GPIOG, 8) +# define G9 PAL_LINE(GPIOG, 9) +# define G10 PAL_LINE(GPIOG, 10) +# define G11 PAL_LINE(GPIOG, 11) +# define G12 PAL_LINE(GPIOG, 12) +# define G13 PAL_LINE(GPIOG, 13) +# define G14 PAL_LINE(GPIOG, 14) +# define G15 PAL_LINE(GPIOG, 15) +# define H0 PAL_LINE(GPIOH, 0) +# define H1 PAL_LINE(GPIOH, 1) +# define H2 PAL_LINE(GPIOH, 2) +# define H3 PAL_LINE(GPIOH, 3) +# define H4 PAL_LINE(GPIOH, 4) +# define H5 PAL_LINE(GPIOH, 5) +# define H6 PAL_LINE(GPIOH, 6) +# define H7 PAL_LINE(GPIOH, 7) +# define H8 PAL_LINE(GPIOH, 8) +# define H9 PAL_LINE(GPIOH, 9) +# define H10 PAL_LINE(GPIOH, 10) +# define H11 PAL_LINE(GPIOH, 11) +# define H12 PAL_LINE(GPIOH, 12) +# define H13 PAL_LINE(GPIOH, 13) +# define H14 PAL_LINE(GPIOH, 14) +# define H15 PAL_LINE(GPIOH, 15) +# define I0 PAL_LINE(GPIOI, 0) +# define I1 PAL_LINE(GPIOI, 1) +# define I2 PAL_LINE(GPIOI, 2) +# define I3 PAL_LINE(GPIOI, 3) +# define I4 PAL_LINE(GPIOI, 4) +# define I5 PAL_LINE(GPIOI, 5) +# define I6 PAL_LINE(GPIOI, 6) +# define I7 PAL_LINE(GPIOI, 7) +# define I8 PAL_LINE(GPIOI, 8) +# define I9 PAL_LINE(GPIOI, 9) +# define I10 PAL_LINE(GPIOI, 10) +# define I11 PAL_LINE(GPIOI, 11) +# define I12 PAL_LINE(GPIOI, 12) +# define I13 PAL_LINE(GPIOI, 13) +# define I14 PAL_LINE(GPIOI, 14) +# define I15 PAL_LINE(GPIOI, 15) +# define J0 PAL_LINE(GPIOJ, 0) +# define J1 PAL_LINE(GPIOJ, 1) +# define J2 PAL_LINE(GPIOJ, 2) +# define J3 PAL_LINE(GPIOJ, 3) +# define J4 PAL_LINE(GPIOJ, 4) +# define J5 PAL_LINE(GPIOJ, 5) +# define J6 PAL_LINE(GPIOJ, 6) +# define J7 PAL_LINE(GPIOJ, 7) +# define J8 PAL_LINE(GPIOJ, 8) +# define J9 PAL_LINE(GPIOJ, 9) +# define J10 PAL_LINE(GPIOJ, 10) +# define J11 PAL_LINE(GPIOJ, 11) +# define J12 PAL_LINE(GPIOJ, 12) +# define J13 PAL_LINE(GPIOJ, 13) +# define J14 PAL_LINE(GPIOJ, 14) +# define J15 PAL_LINE(GPIOJ, 15) +// Keyboards can `#define KEYBOARD_REQUIRES_GPIOK` if they need to access GPIO-K pins. These conflict with a whole +// bunch of layout definitions, so it's intentionally left out unless absolutely required -- in that case, the +// keyboard designer should use a different symbol when defining their layout macros. +# ifdef KEYBOARD_REQUIRES_GPIOK +# define K0 PAL_LINE(GPIOK, 0) +# define K1 PAL_LINE(GPIOK, 1) +# define K2 PAL_LINE(GPIOK, 2) +# define K3 PAL_LINE(GPIOK, 3) +# define K4 PAL_LINE(GPIOK, 4) +# define K5 PAL_LINE(GPIOK, 5) +# define K6 PAL_LINE(GPIOK, 6) +# define K7 PAL_LINE(GPIOK, 7) +# define K8 PAL_LINE(GPIOK, 8) +# define K9 PAL_LINE(GPIOK, 9) +# define K10 PAL_LINE(GPIOK, 10) +# define K11 PAL_LINE(GPIOK, 11) +# define K12 PAL_LINE(GPIOK, 12) +# define K13 PAL_LINE(GPIOK, 13) +# define K14 PAL_LINE(GPIOK, 14) +# define K15 PAL_LINE(GPIOK, 15) +# endif +#endif diff --git a/platforms/chibios/platform.c b/platforms/chibios/platform.c new file mode 100644 index 0000000000..d4a229f278 --- /dev/null +++ b/platforms/chibios/platform.c @@ -0,0 +1,22 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "platform_deps.h" + +void platform_setup(void) { + halInit(); + chSysInit(); +}
\ No newline at end of file diff --git a/platforms/chibios/platform.mk b/platforms/chibios/platform.mk new file mode 100644 index 0000000000..1c8d430074 --- /dev/null +++ b/platforms/chibios/platform.mk @@ -0,0 +1,439 @@ +# Hey Emacs, this is a -*- makefile -*- +############################################################################## +# Architecture or project specific options +# + +# Stack size to be allocated to the Cortex-M process stack. This stack is +# the stack used by the main() thread. +ifeq ($(USE_PROCESS_STACKSIZE),) + USE_PROCESS_STACKSIZE = 0x800 +endif + +# Stack size to the allocated to the Cortex-M main/exceptions stack. This +# stack is used for processing interrupts and exceptions. +ifeq ($(USE_EXCEPTIONS_STACKSIZE),) + USE_EXCEPTIONS_STACKSIZE = 0x400 +endif + +# +# Architecture or project specific options +############################################################################## + +############################################################################## +# Project, sources and paths +# + +# Imported source files and paths +OPT_OS = chibios +CHIBIOS = $(TOP_DIR)/lib/chibios +CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib + +# +# Startup, Port and Platform support selection +############################################################################## + +ifeq ($(strip $(MCU)), risc-v) + # RISC-V Support + # As of 7.4.2021 there is only one supported RISC-V platform in Chibios-Contrib, + # therefore all required settings are hard-coded + STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + PORT_V = $(CHIBIOS_CONTRIB)/os/common/ports/RISCV-ECLIC/compilers/GCC/mk/port.mk + RULESPATH = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC + PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/GD/GD32VF103/platform.mk +else + # ARM Support + CHIBIOS_PORT ?= + ifeq ("$(CHIBIOS_PORT)","") + CHIBIOS_PORT = ARMv$(ARMV)-M + endif + + # Startup files. Try a few different locations, for compability with old versions and + # for things hardware in the contrib repository + STARTUP_MK = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + ifeq ("$(wildcard $(STARTUP_MK))","") + STARTUP_MK = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + ifeq ("$(wildcard $(STARTUP_MK))","") + STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + endif + endif + + # Port files. Try a few different locations, for compability with old versions and + # for things hardware in the contrib repository + PORT_V = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC/mk/port.mk + ifeq ("$(wildcard $(PORT_V))","") + PORT_V = $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk + ifeq ("$(wildcard $(PORT_V))","") + PORT_V = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk + endif + endif + + # Rules location. Try a few different locations, for compability with old versions and + # for things hardware in the contrib repository + RULESPATH = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC + ifeq ("$(wildcard $(RULESPATH)/rules.mk)","") + RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC + ifeq ("$(wildcard $(RULESPATH)/rules.mk)","") + RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC + endif + endif +endif + +ifeq ("$(PLATFORM_NAME)","") + PLATFORM_NAME = platform +endif + +ifeq ("$(wildcard $(PLATFORM_MK))","") + PLATFORM_MK = $(CHIBIOS)/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)/$(PLATFORM_NAME).mk + ifeq ("$(wildcard $(PLATFORM_MK))","") + PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)/$(PLATFORM_NAME).mk + endif +endif + +include $(STARTUP_MK) +include $(PORT_V) +include $(PLATFORM_MK) + +# +# Board support selection. +############################################################################## + +BOARD_MK := + +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_5) + BOARD_MK += $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_4) + BOARD_MK += $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_3) + BOARD_MK += $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_2) + BOARD_MK += $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_1) + BOARD_MK += $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk)","") + BOARD_PATH = $(TOP_DIR)/platforms/chibios/boards/$(BOARD) + BOARD_MK += $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk + KEYBOARD_PATHS += $(BOARD_PATH)/configs + ifneq ("$(wildcard $(BOARD_PATH)/rules.mk)","") + include $(BOARD_PATH)/rules.mk + endif +endif + +ifeq ("$(wildcard $(BOARD_MK))","") + BOARD_MK = $(CHIBIOS)/os/hal/boards/$(BOARD)/board.mk + ifeq ("$(wildcard $(BOARD_MK))","") + BOARD_MK = $(CHIBIOS_CONTRIB)/os/hal/boards/$(BOARD)/board.mk + endif +endif + +include $(BOARD_MK) + +# +# Bootloader selection. +############################################################################## + +# Set bootloader address if supplied. +ifdef STM32_BOOTLOADER_ADDRESS + OPT_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS) +endif + +# Work out if we need to set up the include for the bootloader definitions +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_5)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_4)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_3)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_2)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_1)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(BOARD_PATH)/configs/bootloader_defs.h)","") + OPT_DEFS += -include $(BOARD_PATH)/configs/bootloader_defs.h +endif + +# +# ChibiOS config selection. +############################################################################## + +# Work out the config file directories +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_5) +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_4) +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_3) +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_2) +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_1) +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/chconf.h)","") + CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs +else ifneq ("$(wildcard $(TOP_DIR)/platforms/boards/chibios/common/configs/chconf.h)","") + CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs +endif + +# +# HAL config selection. +############################################################################## + +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_5) +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_4) +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_3) +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_2) +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_1) +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf.h)","") + HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/configs/halconf.h)","") + HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs +endif + +# +# Linker script selection. +############################################################################## + +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld)","") + LDFLAGS += -L$(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld + LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld + USE_CHIBIOS_CONTRIB = yes +else + LDSCRIPT = $(STARTUPLD)/$(MCU_LDSCRIPT).ld +endif + +# +# Include ChibiOS makefiles. +############################################################################## + +# HAL-OSAL files (optional). +include $(CHIBIOS)/os/hal/hal.mk +-include $(CHIBIOS)/os/hal/osal/rt/osal.mk # ChibiOS <= 19.x +-include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk # ChibiOS >= 20.x +# RTOS files (optional). +include $(CHIBIOS)/os/rt/rt.mk +# Other files (optional). +include $(CHIBIOS)/os/hal/lib/streams/streams.mk + +PLATFORM_SRC = \ + $(STARTUPSRC) \ + $(KERNSRC) \ + $(PORTSRC) \ + $(OSALSRC) \ + $(HALSRC) \ + $(PLATFORMSRC) \ + $(BOARDSRC) \ + $(STREAMSSRC) \ + $(CHIBIOS)/os/various/syscalls.c \ + $(PLATFORM_COMMON_DIR)/syscall-fallbacks.c \ + $(PLATFORM_COMMON_DIR)/wait.c + +# Ensure the ASM files are not subjected to LTO -- it'll strip out interrupt handlers otherwise. +QUANTUM_LIB_SRC += $(STARTUPASM) $(PORTASM) $(OSALASM) $(PLATFORMASM) + +PLATFORM_SRC := $(patsubst $(TOP_DIR)/%,%,$(PLATFORM_SRC)) + +EXTRAINCDIRS += $(CHIBIOS)/os/license $(CHIBIOS)/os/oslib/include \ + $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs \ + $(TOP_DIR)/platforms/chibios/boards/common/configs \ + $(HALCONFDIR) $(CHCONFDIR) \ + $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \ + $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \ + $(STREAMSINC) $(CHIBIOS)/os/various $(COMMON_VPATH) + +# +# ChibiOS-Contrib +############################################################################## + +# Work out if we're using ChibiOS-Contrib by checking if halconf_community.h exists +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +endif + +ifeq ($(strip $(USE_CHIBIOS_CONTRIB)),yes) + include $(CHIBIOS_CONTRIB)/os/hal/hal.mk + PLATFORM_SRC += $(PLATFORMSRC_CONTRIB) $(HALSRC_CONTRIB) + EXTRAINCDIRS += $(PLATFORMINC_CONTRIB) $(HALINC_CONTRIB) $(CHIBIOS_CONTRIB)/os/various +endif + +# +# Project, sources and paths +############################################################################## + +############################################################################## +# Injected configs +# +ifneq ("$(wildcard $(BOARD_PATH)/configs/config.h)","") + CONFIG_H += $(BOARD_PATH)/configs/config.h +endif +ifneq ("$(wildcard $(BOARD_PATH)/configs/post_config.h)","") + POST_CONFIG_H += $(BOARD_PATH)/configs/post_config.h +endif + +############################################################################## +# Compiler and Linker configuration +# + +# Use defined stack sizes of the main thread in linker scripts +SHARED_LDSYMBOLS = -Wl,--defsym=__process_stack_size__=$(USE_PROCESS_STACKSIZE),--defsym=__main_stack_size__=$(USE_EXCEPTIONS_STACKSIZE) + +# Shared Compiler flags for all toolchains +SHARED_CFLAGS = -fomit-frame-pointer \ + -ffunction-sections \ + -fdata-sections \ + -fno-common \ + -fshort-wchar + +# Shared Linker flags for all toolchains +SHARED_LDFLAGS = -T $(LDSCRIPT) \ + -Wl,--gc-sections \ + -nostartfiles + +ifeq ($(strip $(MCU)), risc-v) + # RISC-V toolchain specific configuration + # Find suitable GCC compiler + ifeq ($(strip $(TOOLCHAIN)),) + ifneq ($(shell which riscv32-unknown-elf-gcc 2>/dev/null),) + TOOLCHAIN = riscv32-unknown-elf- + else + ifneq ($(shell which riscv64-unknown-elf-gcc 2>/dev/null),) + TOOLCHAIN = riscv64-unknown-elf- + else + $(error "No RISC-V toolchain found. Can't find riscv32-unknown-elf-gcc or riscv64-unknown-elf-gcc found in your systems PATH variable. Please install a valid toolchain and make it accessible!") + endif + endif + endif + + # Default to compiling with picolibc for RISC-V targets if available, which + # is available by default on distributions based on Debian 11+. + ifeq ($(shell $(TOOLCHAIN)gcc --specs=picolibc.specs -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0) + # Toolchain specific Compiler flags Note that we still link with our own + # linker script by providing it via the -T flag in SHARED_LDFLAGS. + TOOLCHAIN_CFLAGS = --specs=picolibc.specs + + # picolibc internally uses __heap_start and __heap_end instead of the + # defacto chibios linker script standard __heap_base__ and __heap_end__ + # therefore we introduce these symbols as an alias. + TOOLCHAIN_LDSYMBOLS = -Wl,--defsym=__heap_start=__heap_base__,--defsym=__heap_end=__heap_end__ + + # Tell QMK that we are compiling with picolibc. + OPT_DEFS += -DUSE_PICOLIBC + endif + + # MCU architecture flags + MCUFLAGS = -march=$(MCU_ARCH) \ + -mabi=$(MCU_ABI) \ + -mcmodel=$(MCU_CMODEL) \ + -mstrict-align +else + # ARM toolchain specific configuration + TOOLCHAIN ?= arm-none-eabi- + + # Toolchain specific Linker flags + TOOLCHAIN_LDFLAGS = -Wl,--no-wchar-size-warning \ + --specs=nano.specs + + # MCU architecture flags + MCUFLAGS = -mcpu=$(MCU) \ + -mthumb -DTHUMB_PRESENT \ + -mno-thumb-interwork -DTHUMB_NO_INTERWORKING \ + -mno-unaligned-access + + # Some ARM cores like the M4 and M7 have floating point units which can be enabled + USE_FPU ?= no + + ifneq ($(USE_FPU),no) + OPT_DEFS += -DCORTEX_USE_FPU=TRUE + + # Default is single precision floats + USE_FPU_OPT ?= -mfloat-abi=hard \ + -mfpu=fpv4-sp-d16 \ + -fsingle-precision-constant + + MCUFLAGS += $(USE_FPU_OPT) + else + OPT_DEFS += -DCORTEX_USE_FPU=FALSE + endif +endif + +# Assembler flags +ASFLAGS += $(SHARED_ASFLAGS) $(TOOLCHAIN_ASFLAGS) + +# C Compiler flags +CFLAGS += $(SHARED_CFLAGS) $(TOOLCHAIN_CFLAGS) + +# C++ Compiler flags +CXXFLAGS += $(CFLAGS) $(SHARED_CXXFLAGS) $(TOOLCHAIN_CXXFLAGS) -fno-rtti + +# Linker flags +LDFLAGS += $(SHARED_LDFLAGS) $(SHARED_LDSYMBOLS) $(TOOLCHAIN_LDFLAGS) $(TOOLCHAIN_LDSYMBOLS) $(MCUFLAGS) + +# Tell QMK that we are hosting it on ChibiOS. +OPT_DEFS += -DPROTOCOL_CHIBIOS + +# Workaround to stop ChibiOS from complaining about new GCC -- it's been fixed for 7/8/9 already +OPT_DEFS += -DPORT_IGNORE_GCC_VERSION_CHECK=1 + +# Construct GCC toolchain +CC = $(CC_PREFIX) $(TOOLCHAIN)gcc +OBJCOPY = $(TOOLCHAIN)objcopy +OBJDUMP = $(TOOLCHAIN)objdump +SIZE = $(TOOLCHAIN)size +AR = $(TOOLCHAIN)ar +NM = $(TOOLCHAIN)nm +HEX = $(OBJCOPY) -O $(FORMAT) +EEP = +BIN = $(OBJCOPY) -O binary + +############################################################################## +# Make targets +# + +DEBUG = gdb + +# List any extra directories to look for libraries here. +EXTRALIBDIRS = $(RULESPATH)/ld + +bin: $(BUILD_DIR)/$(TARGET).bin sizeafter + $(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin; diff --git a/platforms/chibios/platform_deps.h b/platforms/chibios/platform_deps.h new file mode 100644 index 0000000000..8243dcec53 --- /dev/null +++ b/platforms/chibios/platform_deps.h @@ -0,0 +1,19 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <hal.h> +#include "chibios_config.h" diff --git a/platforms/chibios/sleep_led.c b/platforms/chibios/sleep_led.c new file mode 100644 index 0000000000..477056a454 --- /dev/null +++ b/platforms/chibios/sleep_led.c @@ -0,0 +1,192 @@ +#include <ch.h> +#include <hal.h> + +#include "led.h" +#include "sleep_led.h" + +/* All right, we go the "software" way: timer, toggle LED in interrupt. + * Based on hasu's code for AVRs. + * Use LP timer on Kinetises, TIM14 on STM32F0. + */ + +#ifndef SLEEP_LED_GPT_DRIVER +# if defined(STM32F0XX) +# define SLEEP_LED_GPT_DRIVER GPTD14 +# endif +#endif + +#if defined(KL2x) || defined(K20x) || defined(SLEEP_LED_GPT_DRIVER) /* common parts for timers/interrupts */ + +/* Breathing Sleep LED brighness(PWM On period) table + * (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle + * + * http://www.wolframalpha.com/input/?i=%28sin%28+x%2F64*pi%29**8+*+255%2C+x%3D0+to+63 + * (0..63).each {|x| p ((sin(x/64.0*PI)**8)*255).to_i } + */ +static const uint8_t breathing_table[64] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10, 15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252, 255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23, 15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; + +void sleep_led_timer_callback(void) { + /* Software PWM + * timer:1111 1111 1111 1111 + * \_____/\/ \_______/____ count(0-255) + * \ \______________ duration of step(4) + * \__________________ index of step table(0-63) + */ + + // this works for cca 65536 irqs/sec + static union { + uint16_t row; + struct { + uint8_t count : 8; + uint8_t duration : 2; + uint8_t index : 6; + } pwm; + } timer = {.row = 0}; + + timer.row++; + + // LED on + if (timer.pwm.count == 0) { + led_set(1 << USB_LED_CAPS_LOCK); + } + // LED off + if (timer.pwm.count == breathing_table[timer.pwm.index]) { + led_set(0); + } +} + +#endif /* common parts for known platforms */ + +#if defined(KL2x) || defined(K20x) /* platform selection: familiar Kinetis chips */ + +/* Use Low Power Timer (LPTMR) */ +# define TIMER_INTERRUPT_VECTOR KINETIS_LPTMR0_IRQ_VECTOR +# define RESET_COUNTER LPTMR0->CSR |= LPTMRx_CSR_TCF + +/* LPTMR clock options */ +# define LPTMR_CLOCK_MCGIRCLK 0 /* 4MHz clock */ +# define LPTMR_CLOCK_LPO 1 /* 1kHz clock */ +# define LPTMR_CLOCK_ERCLK32K 2 /* external 32kHz crystal */ +# define LPTMR_CLOCK_OSCERCLK 3 /* output from OSC */ + +/* Work around inconsistencies in Freescale naming */ +# if !defined(SIM_SCGC5_LPTMR) +# define SIM_SCGC5_LPTMR SIM_SCGC5_LPTIMER +# endif + +/* interrupt handler */ +OSAL_IRQ_HANDLER(TIMER_INTERRUPT_VECTOR) { + OSAL_IRQ_PROLOGUE(); + + sleep_led_timer_callback(); + + /* Reset the counter */ + RESET_COUNTER; + + OSAL_IRQ_EPILOGUE(); +} + +/* Initialise the timer */ +void sleep_led_init(void) { + /* Make sure the clock to the LPTMR is enabled */ + SIM->SCGC5 |= SIM_SCGC5_LPTMR; + /* Reset LPTMR settings */ + LPTMR0->CSR = 0; + /* Set the compare value */ + LPTMR0->CMR = 0; // trigger on counter value (i.e. every time) + +/* Set up clock source and prescaler */ +/* Software PWM + * ______ ______ __ + * | ON |___OFF___| ON |___OFF___| .... + * |<-------------->|<-------------->|<- .... + * PWM period PWM period + * + * R interrupts/period[resolution] + * F periods/second[frequency] + * R * F interrupts/second + */ + +/* === OPTION 1 === */ +# if 0 + // 1kHz LPO + // No prescaler => 1024 irqs/sec + // Note: this is too slow for a smooth breathe + LPTMR0->PSR = LPTMRx_PSR_PCS(LPTMR_CLOCK_LPO)|LPTMRx_PSR_PBYP; +# endif /* OPTION 1 */ + +/* === OPTION 2 === */ +# if 1 + // nMHz IRC (n=4 on KL25Z, KL26Z and K20x; n=2 or 8 on KL27Z) + MCG->C2 |= MCG_C2_IRCS; // fast (4MHz) internal ref clock +# if defined(KL27) // divide the 8MHz IRC by 2, to have the same MCGIRCLK speed as others + MCG->MC |= MCG_MC_LIRC_DIV2_DIV2; +# endif /* KL27 */ + MCG->C1 |= MCG_C1_IRCLKEN; // enable internal ref clock + // to work in stop mode, also MCG_C1_IREFSTEN + // Divide 4MHz by 2^N (N=6) => 62500 irqs/sec => + // => approx F=61, R=256, duration = 4 + LPTMR0->PSR = LPTMRx_PSR_PCS(LPTMR_CLOCK_MCGIRCLK) | LPTMRx_PSR_PRESCALE(6); +# endif /* OPTION 2 */ + +/* === OPTION 3 === */ +# if 0 + // OSC output (external crystal), usually 8MHz or 16MHz + OSC0->CR |= OSC_CR_ERCLKEN; // enable ext ref clock + // to work in stop mode, also OSC_CR_EREFSTEN + // Divide by 2^N + LPTMR0->PSR = LPTMRx_PSR_PCS(LPTMR_CLOCK_OSCERCLK)|LPTMRx_PSR_PRESCALE(7); +# endif /* OPTION 3 */ + /* === END OPTIONS === */ + + /* Interrupt on TCF set (compare flag) */ + nvicEnableVector(LPTMR0_IRQn, 2); // vector, priority + LPTMR0->CSR |= LPTMRx_CSR_TIE; +} + +void sleep_led_enable(void) { + /* Enable the timer */ + LPTMR0->CSR |= LPTMRx_CSR_TEN; +} + +void sleep_led_disable(void) { + /* Disable the timer */ + LPTMR0->CSR &= ~LPTMRx_CSR_TEN; +} + +void sleep_led_toggle(void) { + /* Toggle the timer */ + LPTMR0->CSR ^= LPTMRx_CSR_TEN; +} + +#elif defined(SLEEP_LED_GPT_DRIVER) + +static void gptTimerCallback(GPTDriver *gptp) { + (void)gptp; + sleep_led_timer_callback(); +} + +static const GPTConfig gptcfg = {1000000, gptTimerCallback, 0, 0}; + +/* Initialise the timer */ +void sleep_led_init(void) { gptStart(&SLEEP_LED_GPT_DRIVER, &gptcfg); } + +void sleep_led_enable(void) { gptStartContinuous(&SLEEP_LED_GPT_DRIVER, gptcfg.frequency / 0xFFFF); } + +void sleep_led_disable(void) { gptStopTimer(&SLEEP_LED_GPT_DRIVER); } + +void sleep_led_toggle(void) { (SLEEP_LED_GPT_DRIVER.state == GPT_READY) ? sleep_led_enable() : sleep_led_disable(); } + +#else /* platform selection: not on familiar chips */ + +void sleep_led_init(void) {} + +void sleep_led_enable(void) { led_set(1 << USB_LED_CAPS_LOCK); } + +void sleep_led_disable(void) { led_set(0); } + +void sleep_led_toggle(void) { + // not implemented +} + +#endif /* platform selection */ diff --git a/platforms/chibios/suspend.c b/platforms/chibios/suspend.c new file mode 100644 index 0000000000..9310a99920 --- /dev/null +++ b/platforms/chibios/suspend.c @@ -0,0 +1,92 @@ +/* TODO */ + +#include <ch.h> +#include <hal.h> + +#include "matrix.h" +#include "action.h" +#include "action_util.h" +#include "mousekey.h" +#include "programmable_button.h" +#include "host.h" +#include "suspend.h" +#include "led.h" +#include "wait.h" + +/** \brief suspend idle + * + * FIXME: needs doc + */ +void suspend_idle(uint8_t time) { + // TODO: this is not used anywhere - what units is 'time' in? + wait_ms(time); +} + +/** \brief suspend power down + * + * FIXME: needs doc + */ +void suspend_power_down(void) { + suspend_power_down_quantum(); + // on AVR, this enables the watchdog for 15ms (max), and goes to + // SLEEP_MODE_PWR_DOWN + + wait_ms(17); +} + +/** \brief suspend wakeup condition + * + * FIXME: needs doc + */ +__attribute__((weak)) void matrix_power_up(void) {} +__attribute__((weak)) void matrix_power_down(void) {} +bool suspend_wakeup_condition(void) { + matrix_power_up(); + matrix_scan(); + matrix_power_down(); + for (uint8_t r = 0; r < MATRIX_ROWS; r++) { + if (matrix_get_row(r)) return true; + } + return false; +} + +/** \brief run user level code immediately after wakeup + * + * FIXME: needs doc + */ +__attribute__((weak)) void suspend_wakeup_init_user(void) {} + +/** \brief run keyboard level code immediately after wakeup + * + * FIXME: needs doc + */ +__attribute__((weak)) void suspend_wakeup_init_kb(void) { suspend_wakeup_init_user(); } + +/** \brief suspend wakeup condition + * + * run immediately after wakeup + * FIXME: needs doc + */ +void suspend_wakeup_init(void) { + // clear keyboard state + // need to do it manually, because we're running from ISR + // and clear_keyboard() calls print + // so only clear the variables in memory + // the reports will be sent from main.c afterwards + // or if the PC asks for GET_REPORT + clear_mods(); + clear_weak_mods(); + clear_keys(); +#ifdef MOUSEKEY_ENABLE + mousekey_clear(); +#endif /* MOUSEKEY_ENABLE */ +#ifdef PROGRAMMABLE_BUTTON_ENABLE + programmable_button_clear(); +#endif /* PROGRAMMABLE_BUTTON_ENABLE */ +#ifdef EXTRAKEY_ENABLE + host_system_send(0); + host_consumer_send(0); +#endif /* EXTRAKEY_ENABLE */ + + suspend_wakeup_init_quantum(); +} diff --git a/platforms/chibios/syscall-fallbacks.c b/platforms/chibios/syscall-fallbacks.c new file mode 100644 index 0000000000..7150a46326 --- /dev/null +++ b/platforms/chibios/syscall-fallbacks.c @@ -0,0 +1,111 @@ +/* Copyright 2021 Nick Brassel, QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <errno.h> +#include <sys/stat.h> +#include <sys/types.h> + +/* To compile the ChibiOS syscall stubs with picolibc + * the _reent struct has to be defined. */ +#if defined(USE_PICOLIBC) +struct _reent; +struct timeval; +#endif + +#pragma GCC diagnostic ignored "-Wmissing-prototypes" + +__attribute__((weak, used)) int _open_r(struct _reent *r, const char *path, int flag, int m) { + __errno_r(r) = ENOENT; + return -1; +} + +__attribute__((weak, used)) int _lseek_r(struct _reent *r, int file, int ptr, int dir) { + __errno_r(r) = EBADF; + return -1; +} + +__attribute__((weak, used)) int _read_r(struct _reent *r, int file, char *ptr, int len) { + __errno_r(r) = EBADF; + return -1; +} + +__attribute__((weak, used)) int _write_r(struct _reent *r, int file, char *ptr, int len) { + __errno_r(r) = EBADF; + return -1; +} + +__attribute__((weak, used)) int _close_r(struct _reent *r, int file) { + __errno_r(r) = EBADF; + return -1; +} + +__attribute__((weak, used)) int _link_r(struct _reent *r, const char *oldpath, const char *newpath) { + __errno_r(r) = EPERM; + return -1; +} + +__attribute__((weak, used)) int _unlink_r(struct _reent *r, const char *path) { + __errno_r(r) = EPERM; + return -1; +} + +__attribute__((weak, used)) clock_t _times_r(struct _reent *r, void *t) { + __errno_r(r) = EFAULT; + return -1; +} + +__attribute__((weak, used)) int _fstat_r(struct _reent *r, int file, struct stat *st) { + __errno_r(r) = EBADF; + return -1; +} + +__attribute__((weak, used)) int _isatty_r(struct _reent *r, int fd) { + __errno_r(r) = EBADF; + return 0; +} + +__attribute__((weak, used)) caddr_t _sbrk_r(struct _reent *r, int incr) { + __errno_r(r) = ENOMEM; + return (caddr_t)-1; +} + +__attribute__((weak, used)) int _kill(int pid, int sig) { + errno = EPERM; + return -1; +} + +__attribute__((weak, used)) pid_t _getpid(void) { return 1; } + +__attribute__((weak, used)) void _fini(void) { return; } + +__attribute__((weak, used, noreturn)) void _exit(int i) { + while (1) + ; +} + +__attribute__((weak, used)) int _gettimeofday_r(struct _reent *r, struct timeval *t, void *tzp) { + __errno_r(r) = EPERM; + return -1; +} + +__attribute__((weak, used)) void *__dso_handle; + +__attribute__((weak, used)) void __cxa_pure_virtual(void) { + while (1) + ; +} + +#pragma GCC diagnostic pop diff --git a/platforms/chibios/timer.c b/platforms/chibios/timer.c new file mode 100644 index 0000000000..9f664e1f79 --- /dev/null +++ b/platforms/chibios/timer.c @@ -0,0 +1,47 @@ +#include <ch.h> + +#include "timer.h" + +static uint32_t reset_point = 0; +#if CH_CFG_ST_RESOLUTION < 32 +static uint32_t last_systime = 0; +static uint32_t overflow = 0; +#endif + +void timer_init(void) { timer_clear(); } + +void timer_clear(void) { + reset_point = (uint32_t)chVTGetSystemTime(); +#if CH_CFG_ST_RESOLUTION < 32 + last_systime = reset_point; + overflow = 0; +#endif +} + +uint16_t timer_read(void) { return (uint16_t)timer_read32(); } + +uint32_t timer_read32(void) { + uint32_t systime = (uint32_t)chVTGetSystemTime(); + +#if CH_CFG_ST_RESOLUTION < 32 + // If/when we need to support 64-bit chips, this may need to be modified to match the native bit-ness of the MCU. + // At this point, the only SysTick resolution allowed other than 32 is 16 bit. + // In the 16-bit case, at: + // - CH_CFG_ST_FREQUENCY = 100000, overflow will occur every ~0.65 seconds + // - CH_CFG_ST_FREQUENCY = 10000, overflow will occur every ~6.5 seconds + // - CH_CFG_ST_FREQUENCY = 1000, overflow will occur every ~65 seconds + // With this implementation, as long as we ensure a timer read happens at least once during the overflow period, timing should be accurate. + if (systime < last_systime) { + overflow += ((uint32_t)1) << CH_CFG_ST_RESOLUTION; + } + + last_systime = systime; + return (uint32_t)TIME_I2MS(systime - reset_point + overflow); +#else + return (uint32_t)TIME_I2MS(systime - reset_point); +#endif +} + +uint16_t timer_elapsed(uint16_t last) { return TIMER_DIFF_16(timer_read(), last); } + +uint32_t timer_elapsed32(uint32_t last) { return TIMER_DIFF_32(timer_read32(), last); } diff --git a/platforms/chibios/wait.c b/platforms/chibios/wait.c new file mode 100644 index 0000000000..56fd6ffcec --- /dev/null +++ b/platforms/chibios/wait.c @@ -0,0 +1,41 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <ch.h> +#include <hal.h> + +#include "_wait.h" + +#ifdef WAIT_US_TIMER +void wait_us(uint16_t duration) { + static const GPTConfig gpt_cfg = {1000000, NULL, 0, 0}; /* 1MHz timer, no callback */ + + if (duration == 0) { + duration = 1; + } + + /* + * Only use this timer on the main thread; + * other threads need to use their own timer. + */ + if (chThdGetSelfX() == &ch.mainthread && duration < (1ULL << (sizeof(gptcnt_t) * 8))) { + gptStart(&WAIT_US_TIMER, &gpt_cfg); + gptPolledDelay(&WAIT_US_TIMER, duration); + } else { + chThdSleepMicroseconds(duration); + } +} +#endif diff --git a/platforms/common.mk b/platforms/common.mk new file mode 100644 index 0000000000..f7a0fc7028 --- /dev/null +++ b/platforms/common.mk @@ -0,0 +1,12 @@ +PLATFORM_COMMON_DIR = $(PLATFORM_PATH)/$(PLATFORM_KEY) + +TMK_COMMON_SRC += \ + $(PLATFORM_COMMON_DIR)/platform.c \ + $(PLATFORM_COMMON_DIR)/suspend.c \ + $(PLATFORM_COMMON_DIR)/timer.c \ + $(PLATFORM_COMMON_DIR)/bootloader.c \ + +# Search Path +VPATH += $(PLATFORM_PATH) +VPATH += $(PLATFORM_PATH)/$(PLATFORM_KEY) +VPATH += $(PLATFORM_PATH)/$(PLATFORM_KEY)/$(DRIVER_DIR) diff --git a/platforms/eeprom.h b/platforms/eeprom.h new file mode 100644 index 0000000000..f5b3f0ad53 --- /dev/null +++ b/platforms/eeprom.h @@ -0,0 +1,21 @@ +#pragma once + +#if defined(__AVR__) && !defined(EEPROM_DRIVER) +# include <avr/eeprom.h> +#else +# include <stdint.h> +# include <stdlib.h> + +uint8_t eeprom_read_byte(const uint8_t *__p); +uint16_t eeprom_read_word(const uint16_t *__p); +uint32_t eeprom_read_dword(const uint32_t *__p); +void eeprom_read_block(void *__dst, const void *__src, size_t __n); +void eeprom_write_byte(uint8_t *__p, uint8_t __value); +void eeprom_write_word(uint16_t *__p, uint16_t __value); +void eeprom_write_dword(uint32_t *__p, uint32_t __value); +void eeprom_write_block(const void *__src, void *__dst, size_t __n); +void eeprom_update_byte(uint8_t *__p, uint8_t __value); +void eeprom_update_word(uint16_t *__p, uint16_t __value); +void eeprom_update_dword(uint32_t *__p, uint32_t __value); +void eeprom_update_block(const void *__src, void *__dst, size_t __n); +#endif diff --git a/platforms/gpio.h b/platforms/gpio.h new file mode 100644 index 0000000000..b47f6f8e43 --- /dev/null +++ b/platforms/gpio.h @@ -0,0 +1,22 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include "pin_defs.h" + +#if __has_include_next("gpio.h") +# include_next "gpio.h" /* Include the platforms gpio.h */ +#endif
\ No newline at end of file diff --git a/platforms/pin_defs.h b/platforms/pin_defs.h new file mode 100644 index 0000000000..ea730138f2 --- /dev/null +++ b/platforms/pin_defs.h @@ -0,0 +1,23 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// useful for direct pin mapping +#define NO_PIN (pin_t)(~0) + +#if __has_include_next("pin_defs.h") +# include_next "pin_defs.h" /* Include the platforms pin_defs.h */ +#endif diff --git a/platforms/progmem.h b/platforms/progmem.h new file mode 100644 index 0000000000..a70d8e299f --- /dev/null +++ b/platforms/progmem.h @@ -0,0 +1,19 @@ +#pragma once + +#if defined(__AVR__) +# include <avr/pgmspace.h> +#else +# include <string.h> +# define PROGMEM +# define __flash +# define PSTR(x) x +# define PGM_P const char* +# define memcpy_P(dest, src, n) memcpy(dest, src, n) +# define pgm_read_byte(address_short) *((uint8_t*)(address_short)) +# define pgm_read_word(address_short) *((uint16_t*)(address_short)) +# define pgm_read_dword(address_short) *((uint32_t*)(address_short)) +# define pgm_read_ptr(address_short) *((void**)(address_short)) +# define strcmp_P(s1, s2) strcmp(s1, s2) +# define strcpy_P(dest, src) strcpy(dest, src) +# define strlen_P(src) strlen(src) +#endif diff --git a/platforms/sleep_led.h b/platforms/sleep_led.h new file mode 100644 index 0000000000..38f80a660d --- /dev/null +++ b/platforms/sleep_led.h @@ -0,0 +1,17 @@ +#pragma once + +#ifdef SLEEP_LED_ENABLE + +void sleep_led_init(void); +void sleep_led_enable(void); +void sleep_led_disable(void); +void sleep_led_toggle(void); + +#else + +# define sleep_led_init() +# define sleep_led_enable() +# define sleep_led_disable() +# define sleep_led_toggle() + +#endif diff --git a/platforms/suspend.h b/platforms/suspend.h new file mode 100644 index 0000000000..081735f90e --- /dev/null +++ b/platforms/suspend.h @@ -0,0 +1,20 @@ +#pragma once + +#include <stdint.h> +#include <stdbool.h> + +void suspend_idle(uint8_t timeout); +void suspend_power_down(void); +bool suspend_wakeup_condition(void); +void suspend_wakeup_init(void); + +void suspend_wakeup_init_user(void); +void suspend_wakeup_init_kb(void); +void suspend_wakeup_init_quantum(void); +void suspend_power_down_user(void); +void suspend_power_down_kb(void); +void suspend_power_down_quantum(void); + +#ifndef USB_SUSPEND_WAKEUP_DELAY +# define USB_SUSPEND_WAKEUP_DELAY 0 +#endif diff --git a/platforms/test/_wait.h b/platforms/test/_wait.h new file mode 100644 index 0000000000..4e22f593b7 --- /dev/null +++ b/platforms/test/_wait.h @@ -0,0 +1,22 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <inttypes.h> + +void wait_ms(uint32_t ms); +#define wait_us(us) wait_ms(us / 1000) +#define waitInputPinDelay() diff --git a/platforms/test/bootloader.c b/platforms/test/bootloader.c new file mode 100644 index 0000000000..5155d9ff04 --- /dev/null +++ b/platforms/test/bootloader.c @@ -0,0 +1,19 @@ +/* Copyright 2017 Fred Sundvik + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "bootloader.h" + +void bootloader_jump(void) {} diff --git a/platforms/test/eeprom.c b/platforms/test/eeprom.c new file mode 100644 index 0000000000..5c8e69dae3 --- /dev/null +++ b/platforms/test/eeprom.c @@ -0,0 +1,95 @@ +/* Copyright 2017 Fred Sundvik + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "eeprom.h" + +#define EEPROM_SIZE 32 + +static uint8_t buffer[EEPROM_SIZE]; + +uint8_t eeprom_read_byte(const uint8_t *addr) { + uintptr_t offset = (uintptr_t)addr; + return buffer[offset]; +} + +void eeprom_write_byte(uint8_t *addr, uint8_t value) { + uintptr_t offset = (uintptr_t)addr; + buffer[offset] = value; +} + +uint16_t eeprom_read_word(const uint16_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8); +} + +uint32_t eeprom_read_dword(const uint32_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24); +} + +void eeprom_read_block(void *buf, const void *addr, size_t len) { + const uint8_t *p = (const uint8_t *)addr; + uint8_t * dest = (uint8_t *)buf; + while (len--) { + *dest++ = eeprom_read_byte(p++); + } +} + +void eeprom_write_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_write_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_write_block(const void *buf, void *addr, size_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} + +void eeprom_update_byte(uint8_t *addr, uint8_t value) { eeprom_write_byte(addr, value); } + +void eeprom_update_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_update_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_update_block(const void *buf, void *addr, size_t len) { + uint8_t * p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} diff --git a/platforms/test/eeprom_stm32_tests.cpp b/platforms/test/eeprom_stm32_tests.cpp new file mode 100644 index 0000000000..5bc8d87900 --- /dev/null +++ b/platforms/test/eeprom_stm32_tests.cpp @@ -0,0 +1,438 @@ +/* Copyright 2021 by Don Kjer + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "gtest/gtest.h" + +extern "C" { +#include "flash_stm32.h" +#include "eeprom_stm32.h" +#include "eeprom.h" +} + +/* Mock Flash Parameters: + * + * === Large Layout === + * flash size: 65536 + * page size: 2048 + * density pages: 16 + * Simulated EEPROM size: 16384 + * + * FlashBuf Layout: + * [Unused | Compact | Write Log ] + * [0......|32768......|49152......65535] + * + * === Tiny Layout === + * flash size: 1024 + * page size: 512 + * density pages: 1 + * Simulated EEPROM size: 256 + * + * FlashBuf Layout: + * [Unused | Compact | Write Log ] + * [0......|512......|768......1023] + * + */ + +#define EEPROM_SIZE (FEE_PAGE_SIZE * FEE_PAGE_COUNT / 2) +#define LOG_SIZE EEPROM_SIZE +#define LOG_BASE (MOCK_FLASH_SIZE - LOG_SIZE) +#define EEPROM_BASE (LOG_BASE - EEPROM_SIZE) + +/* Log encoding helpers */ +#define BYTE_VALUE(addr, value) (((addr) << 8) | (value)) +#define WORD_ZERO(addr) (0x8000 | ((addr) >> 1)) +#define WORD_ONE(addr) (0xA000 | ((addr) >> 1)) +#define WORD_NEXT(addr) (0xE000 | (((addr)-0x80) >> 1)) + +class EepromStm32Test : public testing::Test { + public: + EepromStm32Test() {} + ~EepromStm32Test() {} + + protected: + void SetUp() override { EEPROM_Erase(); } + + void TearDown() override { +#ifdef EEPROM_DEBUG + dumpEepromDataBuf(); +#endif + } +}; + +TEST_F(EepromStm32Test, TestErase) { + EEPROM_WriteDataByte(0, 0x42); + EEPROM_Erase(); + EXPECT_EQ(EEPROM_ReadDataByte(0), 0); + EXPECT_EQ(EEPROM_ReadDataByte(1), 0); +} + +TEST_F(EepromStm32Test, TestReadGarbage) { + uint8_t garbage = 0x3c; + for (int i = 0; i < MOCK_FLASH_SIZE; ++i) { + garbage ^= 0xa3; + garbage += i; + FlashBuf[i] = garbage; + } + EEPROM_Init(); // Just verify we don't crash +} + +TEST_F(EepromStm32Test, TestWriteBadAddress) { + EXPECT_EQ(EEPROM_WriteDataByte(EEPROM_SIZE, 0x42), FLASH_BAD_ADDRESS); + EXPECT_EQ(EEPROM_WriteDataWord(EEPROM_SIZE - 1, 0xbeef), FLASH_BAD_ADDRESS); + EXPECT_EQ(EEPROM_WriteDataWord(EEPROM_SIZE, 0xbeef), FLASH_BAD_ADDRESS); +} + +TEST_F(EepromStm32Test, TestReadBadAddress) { + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE), 0xFF); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 1), 0xFFFF); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE), 0xFFFF); + EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 4)), 0); + EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 3)), 0xFF000000); + EXPECT_EQ(eeprom_read_dword((uint32_t*)EEPROM_SIZE), 0xFFFFFFFF); +} + +TEST_F(EepromStm32Test, TestReadByte) { + /* Direct compacted-area baseline: Address < 0x80 */ + FlashBuf[EEPROM_BASE + 2] = ~0xef; + FlashBuf[EEPROM_BASE + 3] = ~0xbe; + /* Direct compacted-area baseline: Address >= 0x80 */ + FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2] = ~0x78; + FlashBuf[EEPROM_BASE + EEPROM_SIZE - 1] = ~0x56; + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataByte(2), 0xef); + EXPECT_EQ(EEPROM_ReadDataByte(3), 0xbe); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0x78); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x56); + /* Write Log byte value */ + FlashBuf[LOG_BASE] = 0x65; + FlashBuf[LOG_BASE + 1] = 3; + /* Write Log word value */ + *(uint16_t*)&FlashBuf[LOG_BASE + 2] = WORD_NEXT(EEPROM_SIZE - 2); + *(uint16_t*)&FlashBuf[LOG_BASE + 4] = ~0x9abc; + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataByte(2), 0xef); + EXPECT_EQ(EEPROM_ReadDataByte(3), 0x65); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0xbc); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x9a); +} + +TEST_F(EepromStm32Test, TestWriteByte) { + /* Direct compacted-area baseline: Address < 0x80 */ + EEPROM_WriteDataByte(2, 0xef); + EEPROM_WriteDataByte(3, 0xbe); + /* Direct compacted-area baseline: Address >= 0x80 */ + EEPROM_WriteDataByte(EEPROM_SIZE - 2, 0x78); + EEPROM_WriteDataByte(EEPROM_SIZE - 1, 0x56); + /* Check values */ + /* First write in each aligned word should have been direct */ + EXPECT_EQ(FlashBuf[EEPROM_BASE + 2], (uint8_t)~0xef); + EXPECT_EQ(FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2], (uint8_t)~0x78); + + /* Second write per aligned word requires a log entry */ + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], BYTE_VALUE(3, 0xbe)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 2], WORD_NEXT(EEPROM_SIZE - 1)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 4], (uint16_t)~0x5678); +} + +TEST_F(EepromStm32Test, TestByteRoundTrip) { + /* Direct compacted-area: Address < 0x80 */ + EEPROM_WriteDataWord(0, 0xdead); + EEPROM_WriteDataByte(2, 0xef); + EEPROM_WriteDataByte(3, 0xbe); + /* Direct compacted-area: Address >= 0x80 */ + EEPROM_WriteDataByte(EEPROM_SIZE - 2, 0x78); + EEPROM_WriteDataByte(EEPROM_SIZE - 1, 0x56); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataByte(0), 0xad); + EXPECT_EQ(EEPROM_ReadDataByte(1), 0xde); + EXPECT_EQ(EEPROM_ReadDataByte(2), 0xef); + EXPECT_EQ(EEPROM_ReadDataByte(3), 0xbe); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0x78); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x56); + /* Write log entries */ + EEPROM_WriteDataByte(2, 0x80); + EEPROM_WriteDataByte(EEPROM_SIZE - 2, 0x3c); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataByte(2), 0x80); + EXPECT_EQ(EEPROM_ReadDataByte(3), 0xbe); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0x3c); + EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x56); +} + +TEST_F(EepromStm32Test, TestReadWord) { + /* Direct compacted-area baseline: Address < 0x80 */ + FlashBuf[EEPROM_BASE + 0] = ~0xad; + FlashBuf[EEPROM_BASE + 1] = ~0xde; + /* Direct compacted-area baseline: Address >= 0x80 */ + FlashBuf[EEPROM_BASE + 200] = ~0xcd; + FlashBuf[EEPROM_BASE + 201] = ~0xab; + FlashBuf[EEPROM_BASE + EEPROM_SIZE - 4] = ~0x34; + FlashBuf[EEPROM_BASE + EEPROM_SIZE - 3] = ~0x12; + FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2] = ~0x78; + FlashBuf[EEPROM_BASE + EEPROM_SIZE - 1] = ~0x56; + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(0), 0xdead); + EXPECT_EQ(EEPROM_ReadDataWord(200), 0xabcd); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 0x1234); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 0x5678); + /* Write Log word zero-encoded */ + *(uint16_t*)&FlashBuf[LOG_BASE] = WORD_ZERO(200); + /* Write Log word one-encoded */ + *(uint16_t*)&FlashBuf[LOG_BASE + 2] = WORD_ONE(EEPROM_SIZE - 4); + /* Write Log word value */ + *(uint16_t*)&FlashBuf[LOG_BASE + 4] = WORD_NEXT(EEPROM_SIZE - 2); + *(uint16_t*)&FlashBuf[LOG_BASE + 6] = ~0x9abc; + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(200), 0); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 1); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 0x9abc); +} + +TEST_F(EepromStm32Test, TestWriteWord) { + /* Direct compacted-area: Address < 0x80 */ + EEPROM_WriteDataWord(0, 0xdead); // Aligned + EEPROM_WriteDataWord(3, 0xbeef); // Unaligned + /* Direct compacted-area: Address >= 0x80 */ + EEPROM_WriteDataWord(200, 0xabcd); // Aligned + EEPROM_WriteDataWord(203, 0x9876); // Unaligned + EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0x1234); + EEPROM_WriteDataWord(EEPROM_SIZE - 2, 0x5678); + /* Write Log word zero-encoded */ + EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0); + /* Write Log word one-encoded */ + EEPROM_WriteDataWord(EEPROM_SIZE - 2, 1); + /* Write Log word value aligned */ + EEPROM_WriteDataWord(200, 0x4321); // Aligned + /* Write Log word value unaligned */ + EEPROM_WriteDataByte(202, 0x3c); // Set neighboring byte + EEPROM_WriteDataWord(203, 0xcdef); // Unaligned + /* Check values */ + /* Direct compacted-area */ + EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE], (uint16_t)~0xdead); + EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + 3], (uint16_t)~0xbeef); + EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + 200], (uint16_t)~0xabcd); + EXPECT_EQ(FlashBuf[EEPROM_BASE + 203], (uint8_t)~0x76); + EXPECT_EQ(FlashBuf[EEPROM_BASE + 204], (uint8_t)~0x98); + EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + EEPROM_SIZE - 4], (uint16_t)~0x1234); + EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2], (uint16_t)~0x5678); + /* Write Log word zero-encoded */ + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], WORD_ZERO(EEPROM_SIZE - 4)); + /* Write Log word one-encoded */ + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 2], WORD_ONE(EEPROM_SIZE - 2)); + /* Write Log word value aligned */ + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 4], WORD_NEXT(200)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 6], (uint16_t)~0x4321); + /* Write Log word value unaligned */ + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 8], WORD_NEXT(202)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 10], (uint16_t)~0x763c); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 12], WORD_NEXT(202)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 14], (uint16_t)~0xef3c); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 16], WORD_NEXT(204)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 18], (uint16_t)~0x00cd); +} + +TEST_F(EepromStm32Test, TestWordRoundTrip) { + /* Direct compacted-area: Address < 0x80 */ + EEPROM_WriteDataWord(0, 0xdead); // Aligned + EEPROM_WriteDataWord(3, 0xbeef); // Unaligned + /* Direct compacted-area: Address >= 0x80 */ + EEPROM_WriteDataWord(200, 0xabcd); // Aligned + EEPROM_WriteDataWord(203, 0x9876); // Unaligned + EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0x1234); + EEPROM_WriteDataWord(EEPROM_SIZE - 2, 0x5678); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(0), 0xdead); + EXPECT_EQ(EEPROM_ReadDataWord(3), 0xbeef); + EXPECT_EQ(EEPROM_ReadDataWord(200), 0xabcd); + EXPECT_EQ(EEPROM_ReadDataWord(203), 0x9876); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 0x1234); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 0x5678); + + /* Write Log word zero-encoded */ + EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0); + /* Write Log word one-encoded */ + EEPROM_WriteDataWord(EEPROM_SIZE - 2, 1); + /* Write Log word value aligned */ + EEPROM_WriteDataWord(200, 0x4321); // Aligned + /* Write Log word value unaligned */ + EEPROM_WriteDataByte(202, 0x3c); // Set neighboring byte + EEPROM_WriteDataWord(203, 0xcdef); // Unaligned + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(200), 0x4321); + EXPECT_EQ(EEPROM_ReadDataByte(202), 0x3c); + EXPECT_EQ(EEPROM_ReadDataWord(203), 0xcdef); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 0); + EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 1); +} + +TEST_F(EepromStm32Test, TestByteWordBoundary) { + /* Direct compacted-area write */ + EEPROM_WriteDataWord(0x7e, 0xdead); + EEPROM_WriteDataWord(0x80, 0xbeef); + /* Byte log entry */ + EEPROM_WriteDataByte(0x7f, 0x3c); + /* Word log entry */ + EEPROM_WriteDataByte(0x80, 0x18); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(0x7e), 0x3cad); + EXPECT_EQ(EEPROM_ReadDataWord(0x80), 0xbe18); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], BYTE_VALUE(0x7f, 0x3c)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 2], WORD_NEXT(0x80)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 4], (uint16_t)~0xbe18); + /* Byte log entries */ + EEPROM_WriteDataWord(0x7e, 0xcafe); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(0x7e), 0xcafe); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 6], BYTE_VALUE(0x7e, 0xfe)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 8], BYTE_VALUE(0x7f, 0xca)); + /* Byte and Word log entries */ + EEPROM_WriteDataWord(0x7f, 0xba5e); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(0x7f), 0xba5e); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 10], BYTE_VALUE(0x7f, 0x5e)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 12], WORD_NEXT(0x80)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 14], (uint16_t)~0xbeba); + /* Word log entry */ + EEPROM_WriteDataWord(0x80, 0xf00d); + /* Check values */ + EEPROM_Init(); + EXPECT_EQ(EEPROM_ReadDataWord(0x80), 0xf00d); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 16], WORD_NEXT(0x80)); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 18], (uint16_t)~0xf00d); +} + +TEST_F(EepromStm32Test, TestDWordRoundTrip) { + /* Direct compacted-area: Address < 0x80 */ + eeprom_write_dword((uint32_t*)0, 0xdeadbeef); // Aligned + eeprom_write_dword((uint32_t*)9, 0x12345678); // Unaligned + /* Direct compacted-area: Address >= 0x80 */ + eeprom_write_dword((uint32_t*)200, 0xfacef00d); + eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 4), 0xba5eba11); // Aligned + eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 9), 0xcafed00d); // Unaligned + /* Check direct values */ + EEPROM_Init(); + EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdeadbeef); + EXPECT_EQ(eeprom_read_dword((uint32_t*)9), 0x12345678); + EXPECT_EQ(eeprom_read_dword((uint32_t*)200), 0xfacef00d); + EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 4)), 0xba5eba11); // Aligned + EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 9)), 0xcafed00d); // Unaligned + /* Write Log byte encoded */ + eeprom_write_dword((uint32_t*)0, 0xdecafbad); + eeprom_write_dword((uint32_t*)9, 0x87654321); + /* Write Log word encoded */ + eeprom_write_dword((uint32_t*)200, 1); + /* Write Log word value aligned */ + eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 4), 0xdeadc0de); // Aligned + eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 9), 0x6789abcd); // Unaligned + /* Check log values */ + EEPROM_Init(); + EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdecafbad); + EXPECT_EQ(eeprom_read_dword((uint32_t*)9), 0x87654321); + EXPECT_EQ(eeprom_read_dword((uint32_t*)200), 1); + EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 4)), 0xdeadc0de); // Aligned + EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 9)), 0x6789abcd); // Unaligned +} + +TEST_F(EepromStm32Test, TestBlockRoundTrip) { + char src0[] = "0123456789abcdef"; + void* src1 = (void*)&src0[1]; + /* Various alignments of src & dst, Address < 0x80 */ + eeprom_write_block(src0, (void*)0, sizeof(src0)); + eeprom_write_block(src0, (void*)21, sizeof(src0)); + eeprom_write_block(src1, (void*)40, sizeof(src0) - 1); + eeprom_write_block(src1, (void*)61, sizeof(src0) - 1); + /* Various alignments of src & dst, Address >= 0x80 */ + eeprom_write_block(src0, (void*)140, sizeof(src0)); + eeprom_write_block(src0, (void*)161, sizeof(src0)); + eeprom_write_block(src1, (void*)180, sizeof(src0) - 1); + eeprom_write_block(src1, (void*)201, sizeof(src0) - 1); + + /* Check values */ + EEPROM_Init(); + + char dstBuf[256] = {0}; + char* dst0a = (char*)dstBuf; + char* dst0b = (char*)&dstBuf[20]; + char* dst1a = (char*)&dstBuf[41]; + char* dst1b = (char*)&dstBuf[61]; + char* dst0c = (char*)&dstBuf[80]; + char* dst0d = (char*)&dstBuf[100]; + char* dst1c = (char*)&dstBuf[121]; + char* dst1d = (char*)&dstBuf[141]; + eeprom_read_block((void*)dst0a, (void*)0, sizeof(src0)); + eeprom_read_block((void*)dst0b, (void*)21, sizeof(src0)); + eeprom_read_block((void*)dst1a, (void*)40, sizeof(src0) - 1); + eeprom_read_block((void*)dst1b, (void*)61, sizeof(src0) - 1); + eeprom_read_block((void*)dst0c, (void*)140, sizeof(src0)); + eeprom_read_block((void*)dst0d, (void*)161, sizeof(src0)); + eeprom_read_block((void*)dst1c, (void*)180, sizeof(src0) - 1); + eeprom_read_block((void*)dst1d, (void*)201, sizeof(src0) - 1); + EXPECT_EQ(strcmp((char*)src0, dst0a), 0); + EXPECT_EQ(strcmp((char*)src0, dst0b), 0); + EXPECT_EQ(strcmp((char*)src0, dst0c), 0); + EXPECT_EQ(strcmp((char*)src0, dst0d), 0); + EXPECT_EQ(strcmp((char*)src1, dst1a), 0); + EXPECT_EQ(strcmp((char*)src1, dst1b), 0); + EXPECT_EQ(strcmp((char*)src1, dst1c), 0); + EXPECT_EQ(strcmp((char*)src1, dst1d), 0); +} + +TEST_F(EepromStm32Test, TestCompaction) { + /* Direct writes */ + eeprom_write_dword((uint32_t*)0, 0xdeadbeef); + eeprom_write_byte((uint8_t*)4, 0x3c); + eeprom_write_word((uint16_t*)6, 0xd00d); + eeprom_write_dword((uint32_t*)150, 0xcafef00d); + eeprom_write_dword((uint32_t*)200, 0x12345678); + /* Fill write log entries */ + uint32_t i; + uint32_t val = 0xd8453c6b; + for (i = 0; i < (LOG_SIZE / (sizeof(uint32_t) * 2)); i++) { + val ^= 0x593ca5b3; + val += i; + eeprom_write_dword((uint32_t*)200, val); + } + /* Check values pre-compaction */ + EEPROM_Init(); + EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdeadbeef); + EXPECT_EQ(eeprom_read_byte((uint8_t*)4), 0x3c); + EXPECT_EQ(eeprom_read_word((uint16_t*)6), 0xd00d); + EXPECT_EQ(eeprom_read_dword((uint32_t*)150), 0xcafef00d); + EXPECT_EQ(eeprom_read_dword((uint32_t*)200), val); + EXPECT_NE(*(uint16_t*)&FlashBuf[LOG_BASE], 0xFFFF); + EXPECT_NE(*(uint16_t*)&FlashBuf[LOG_BASE + LOG_SIZE - 2], 0xFFFF); + /* Run compaction */ + eeprom_write_byte((uint8_t*)4, 0x1f); + EEPROM_Init(); + EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdeadbeef); + EXPECT_EQ(eeprom_read_byte((uint8_t*)4), 0x1f); + EXPECT_EQ(eeprom_read_word((uint16_t*)6), 0xd00d); + EXPECT_EQ(eeprom_read_dword((uint32_t*)150), 0xcafef00d); + EXPECT_EQ(eeprom_read_dword((uint32_t*)200), val); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], 0xFFFF); + EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + LOG_SIZE - 2], 0xFFFF); +} diff --git a/platforms/test/flash_stm32_mock.c b/platforms/test/flash_stm32_mock.c new file mode 100644 index 0000000000..222a004bc7 --- /dev/null +++ b/platforms/test/flash_stm32_mock.c @@ -0,0 +1,49 @@ +/* Copyright 2021 by Don Kjer + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <string.h> +#include <stdbool.h> +#include "flash_stm32.h" + +uint8_t FlashBuf[MOCK_FLASH_SIZE] = {0}; + +static bool flash_locked = true; + +FLASH_Status FLASH_ErasePage(uint32_t Page_Address) { + if (flash_locked) return FLASH_ERROR_WRP; + Page_Address -= (uintptr_t)FlashBuf; + Page_Address -= (Page_Address % FEE_PAGE_SIZE); + if (Page_Address >= MOCK_FLASH_SIZE) return FLASH_BAD_ADDRESS; + memset(&FlashBuf[Page_Address], '\xff', FEE_PAGE_SIZE); + return FLASH_COMPLETE; +} + +FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data) { + if (flash_locked) return FLASH_ERROR_WRP; + Address -= (uintptr_t)FlashBuf; + if (Address >= MOCK_FLASH_SIZE) return FLASH_BAD_ADDRESS; + uint16_t oldData = *(uint16_t*)&FlashBuf[Address]; + if (oldData == 0xFFFF || Data == 0) { + *(uint16_t*)&FlashBuf[Address] = Data; + return FLASH_COMPLETE; + } else { + return FLASH_ERROR_PG; + } +} + +FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout) { return FLASH_COMPLETE; } +void FLASH_Unlock(void) { flash_locked = false; } +void FLASH_Lock(void) { flash_locked = true; } diff --git a/platforms/test/hal.h b/platforms/test/hal.h new file mode 100644 index 0000000000..2d268ad54c --- /dev/null +++ b/platforms/test/hal.h @@ -0,0 +1,18 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// Just here to please eeprom tests diff --git a/platforms/test/platform.c b/platforms/test/platform.c new file mode 100644 index 0000000000..8ddceeda8f --- /dev/null +++ b/platforms/test/platform.c @@ -0,0 +1,21 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "platform_deps.h" + +void platform_setup(void) { + // do nothing +}
\ No newline at end of file diff --git a/platforms/test/platform.h b/platforms/test/platform.h new file mode 100644 index 0000000000..f296d1d535 --- /dev/null +++ b/platforms/test/platform.h @@ -0,0 +1,18 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// here just to please the build diff --git a/platforms/test/platform.mk b/platforms/test/platform.mk new file mode 100644 index 0000000000..eb2424ec5c --- /dev/null +++ b/platforms/test/platform.mk @@ -0,0 +1,34 @@ +SYSTEM_TYPE := $(shell gcc -dumpmachine) +GCC_VERSION := $(shell gcc --version 2>/dev/null) + +CC = $(CC_PREFIX) gcc +OBJCOPY = +OBJDUMP = +SIZE = +AR = +NM = +HEX = +EEP = +BIN = + + +COMPILEFLAGS += -funsigned-char +ifeq ($(findstring clang, ${GCC_VERSION}),) +COMPILEFLAGS += -funsigned-bitfields +endif +COMPILEFLAGS += -ffunction-sections +COMPILEFLAGS += -fdata-sections +COMPILEFLAGS += -fshort-enums +ifneq ($(findstring mingw, ${SYSTEM_TYPE}),) +COMPILEFLAGS += -mno-ms-bitfields +endif + +CFLAGS += $(COMPILEFLAGS) +ifeq ($(findstring clang, ${GCC_VERSION}),) +CFLAGS += -fno-inline-small-functions +endif +CFLAGS += -fno-strict-aliasing + +CXXFLAGS += $(COMPILEFLAGS) +CXXFLAGS += -fno-exceptions +CXXFLAGS += -std=gnu++11 diff --git a/platforms/test/platform_deps.h b/platforms/test/platform_deps.h new file mode 100644 index 0000000000..f296d1d535 --- /dev/null +++ b/platforms/test/platform_deps.h @@ -0,0 +1,18 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +// here just to please the build diff --git a/platforms/test/rules.mk b/platforms/test/rules.mk new file mode 100644 index 0000000000..66b853d8ee --- /dev/null +++ b/platforms/test/rules.mk @@ -0,0 +1,24 @@ +eeprom_stm32_DEFS := -DFLASH_STM32_MOCKED -DNO_PRINT -DFEE_FLASH_BASE=FlashBuf +eeprom_stm32_tiny_DEFS := $(eeprom_stm32_DEFS) \ + -DFEE_MCU_FLASH_SIZE=1 \ + -DMOCK_FLASH_SIZE=1024 \ + -DFEE_PAGE_SIZE=512 \ + -DFEE_PAGE_COUNT=1 +eeprom_stm32_large_DEFS := $(eeprom_stm32_DEFS) \ + -DFEE_MCU_FLASH_SIZE=64 \ + -DMOCK_FLASH_SIZE=65536 \ + -DFEE_PAGE_SIZE=2048 \ + -DFEE_PAGE_COUNT=16 + +eeprom_stm32_INC := \ + $(PLATFORM_PATH)/chibios/ +eeprom_stm32_tiny_INC := $(eeprom_stm32_INC) +eeprom_stm32_large_INC := $(eeprom_stm32_INC) + +eeprom_stm32_SRC := \ + $(TOP_DIR)/drivers/eeprom/eeprom_driver.c \ + $(PLATFORM_PATH)/$(PLATFORM_KEY)/eeprom_stm32_tests.cpp \ + $(PLATFORM_PATH)/$(PLATFORM_KEY)/flash_stm32_mock.c \ + $(PLATFORM_PATH)/chibios/eeprom_stm32.c +eeprom_stm32_tiny_SRC := $(eeprom_stm32_SRC) +eeprom_stm32_large_SRC := $(eeprom_stm32_SRC) diff --git a/platforms/test/suspend.c b/platforms/test/suspend.c new file mode 100644 index 0000000000..76b705967b --- /dev/null +++ b/platforms/test/suspend.c @@ -0,0 +1,15 @@ +/* Copyright 2017 Fred Sundvik + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ diff --git a/platforms/test/testlist.mk b/platforms/test/testlist.mk new file mode 100644 index 0000000000..51a9638bb9 --- /dev/null +++ b/platforms/test/testlist.mk @@ -0,0 +1 @@ +TEST_LIST += eeprom_stm32_tiny eeprom_stm32_large diff --git a/platforms/test/timer.c b/platforms/test/timer.c new file mode 100644 index 0000000000..61c3a00201 --- /dev/null +++ b/platforms/test/timer.c @@ -0,0 +1,33 @@ +/* Copyright 2017 Fred Sundvik + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "timer.h" + +static uint32_t current_time = 0; + +void timer_init(void) { current_time = 0; } + +void timer_clear(void) { current_time = 0; } + +uint16_t timer_read(void) { return current_time & 0xFFFF; } +uint32_t timer_read32(void) { return current_time; } +uint16_t timer_elapsed(uint16_t last) { return TIMER_DIFF_16(timer_read(), last); } +uint32_t timer_elapsed32(uint32_t last) { return TIMER_DIFF_32(timer_read32(), last); } + +void set_time(uint32_t t) { current_time = t; } +void advance_time(uint32_t ms) { current_time += ms; } + +void wait_ms(uint32_t ms) { advance_time(ms); } diff --git a/platforms/timer.h b/platforms/timer.h new file mode 100644 index 0000000000..02e39e79e7 --- /dev/null +++ b/platforms/timer.h @@ -0,0 +1,67 @@ +/* +Copyright 2011 Jun Wako <wakojun@gmail.com> +Copyright 2021 Simon Arlott + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#pragma once + +#if __has_include_next("_timer.h") +# include_next "_timer.h" /* Include the platform's _timer.h */ +#endif + +#include <stdint.h> + +#define TIMER_DIFF(a, b, max) ((max == UINT8_MAX) ? ((uint8_t)((a) - (b))) : ((max == UINT16_MAX) ? ((uint16_t)((a) - (b))) : ((max == UINT32_MAX) ? ((uint32_t)((a) - (b))) : ((a) >= (b) ? (a) - (b) : (max) + 1 - (b) + (a))))) +#define TIMER_DIFF_8(a, b) TIMER_DIFF(a, b, UINT8_MAX) +#define TIMER_DIFF_16(a, b) TIMER_DIFF(a, b, UINT16_MAX) +#define TIMER_DIFF_32(a, b) TIMER_DIFF(a, b, UINT32_MAX) +#define TIMER_DIFF_RAW(a, b) TIMER_DIFF_8(a, b) + +#ifdef __cplusplus +extern "C" { +#endif + +extern volatile uint32_t timer_count; + +void timer_init(void); +void timer_clear(void); +uint16_t timer_read(void); +uint32_t timer_read32(void); +uint16_t timer_elapsed(uint16_t last); +uint32_t timer_elapsed32(uint32_t last); + +// Utility functions to check if a future time has expired & autmatically handle time wrapping if checked / reset frequently (half of max value) +#define timer_expired(current, future) ((uint16_t)(current - future) < UINT16_MAX / 2) +#define timer_expired32(current, future) ((uint32_t)(current - future) < UINT32_MAX / 2) + +// Use an appropriate timer integer size based on architecture (16-bit will overflow sooner) +#if FAST_TIMER_T_SIZE < 32 +# define TIMER_DIFF_FAST(a, b) TIMER_DIFF_16(a, b) +# define timer_expired_fast(current, future) timer_expired(current, future) +typedef uint16_t fast_timer_t; +fast_timer_t inline timer_read_fast(void) { return timer_read(); } +fast_timer_t inline timer_elapsed_fast(fast_timer_t last) { return timer_elapsed(last); } +#else +# define TIMER_DIFF_FAST(a, b) TIMER_DIFF_32(a, b) +# define timer_expired_fast(current, future) timer_expired32(current, future) +typedef uint32_t fast_timer_t; +fast_timer_t inline timer_read_fast(void) { return timer_read32(); } +fast_timer_t inline timer_elapsed_fast(fast_timer_t last) { return timer_elapsed32(last); } +#endif + +#ifdef __cplusplus +} +#endif diff --git a/platforms/wait.h b/platforms/wait.h new file mode 100644 index 0000000000..cf7180fb07 --- /dev/null +++ b/platforms/wait.h @@ -0,0 +1,30 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <inttypes.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#if __has_include_next("_wait.h") +# include_next "_wait.h" /* Include the platforms _wait.h */ +#endif + +#ifdef __cplusplus +} +#endif |