From a3cbc8a004f6ec5b0e1df326353a2a2fc8221129 Mon Sep 17 00:00:00 2001 From: Joel Challis Date: Sun, 28 Feb 2021 15:50:15 +0000 Subject: Overhaul bootmagic logic to have single entrypoint (#8532) * Relocate bootmagic logic to have single entrypoint * Align init of layer state --- quantum/bootmagic/bootmagic_lite.c | 66 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 quantum/bootmagic/bootmagic_lite.c (limited to 'quantum/bootmagic/bootmagic_lite.c') diff --git a/quantum/bootmagic/bootmagic_lite.c b/quantum/bootmagic/bootmagic_lite.c new file mode 100644 index 0000000000..9cbdcb0bbd --- /dev/null +++ b/quantum/bootmagic/bootmagic_lite.c @@ -0,0 +1,66 @@ +/* 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 . + */ +#include "quantum.h" + +/** \brief Reset eeprom + * + * ...just incase someone wants to only change the eeprom behaviour + */ +__attribute__((weak)) void bootmagic_lite_reset_eeprom(void) { +#if defined(VIA_ENABLE) + via_eeprom_reset(); +#else + eeconfig_disable(); +#endif +} + +/** \brief The lite version of TMK's bootmagic based on Wilba. + * + * 100% less potential for accidentally making the keyboard do stupid things. + */ +__attribute__((weak)) void bootmagic_lite(void) { + // We need multiple scans because debouncing can't be turned off. + matrix_scan(); +#if defined(DEBOUNCE) && DEBOUNCE > 0 + wait_ms(DEBOUNCE * 2); +#else + wait_ms(30); +#endif + matrix_scan(); + + // If the configured key (commonly Esc) is held down on power up, + // reset the EEPROM valid state and jump to bootloader. + // This isn't very generalized, but we need something that doesn't + // rely on user's keymaps in firmware or EEPROM. + uint8_t row = BOOTMAGIC_LITE_ROW; + uint8_t col = BOOTMAGIC_LITE_COLUMN; + +#if defined(SPLIT_KEYBOARD) && defined(BOOTMAGIC_LITE_ROW_RIGHT) && defined(BOOTMAGIC_LITE_COLUMN_RIGHT) + if (!is_keyboard_left()) { + row = BOOTMAGIC_LITE_ROW_RIGHT; + col = BOOTMAGIC_LITE_COLUMN_RIGHT; + } +#endif + + if (matrix_get_row(row) & (1 << col)) { + bootmagic_lite_reset_eeprom(); + + // Jump to bootloader. + bootloader_jump(); + } +} + +void bootmagic(void) { bootmagic_lite(); } -- cgit v1.2.3