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Diffstat (limited to 'users/drashna/split/transport_sync.c')
| -rw-r--r-- | users/drashna/split/transport_sync.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/users/drashna/split/transport_sync.c b/users/drashna/split/transport_sync.c new file mode 100644 index 0000000000..4c113ec257 --- /dev/null +++ b/users/drashna/split/transport_sync.c @@ -0,0 +1,239 @@ +// Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com> +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "transport_sync.h" +#include "transactions.h" +#include <string.h> +#ifdef __AVR__ +# include <avr/wdt.h> +#endif + +#ifdef UNICODE_COMMON_ENABLE +# include "process_unicode_common.h" +extern unicode_config_t unicode_config; +#endif +#ifdef AUDIO_ENABLE +# include "audio.h" +extern audio_config_t audio_config; +extern bool delayed_tasks_run; +#endif +#if defined(POINTING_DEVICE_ENABLE) && defined(KEYBOARD_handwired_tractyl_manuform) +extern bool tap_toggling; +#endif +#ifdef SWAP_HANDS_ENABLE +extern bool swap_hands; +#endif + +#if defined(SPLIT_WATCHDOG_TIMEOUT) +static bool watchdog_ping_done = false; +static uint32_t watchdog_timer = 0; +#endif + +extern userspace_config_t userspace_config; +extern bool host_driver_disabled; + +uint16_t transport_keymap_config = 0; +uint32_t transport_userspace_config = 0, transport_user_state = 0; + +user_runtime_config_t user_state; + +void user_state_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { + if (initiator2target_buffer_size == sizeof(transport_user_state)) { + memcpy(&transport_user_state, initiator2target_buffer, initiator2target_buffer_size); + } +} +void user_keymap_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { + if (initiator2target_buffer_size == sizeof(transport_keymap_config)) { + memcpy(&transport_keymap_config, initiator2target_buffer, initiator2target_buffer_size); + } +} +void user_config_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { + if (initiator2target_buffer_size == sizeof(transport_userspace_config)) { + memcpy(&transport_userspace_config, initiator2target_buffer, initiator2target_buffer_size); + } +} + +#if defined(SPLIT_WATCHDOG_TIMEOUT) +void watchdog_handler(uint8_t in_buflen, const void* in_data, uint8_t out_buflen, void* out_data) { watchdog_ping_done = true; } +#endif + +#ifdef OLED_ENABLE +# include "oled/oled_stuff.h" +void keylogger_string_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) { + if (initiator2target_buffer_size == OLED_KEYLOGGER_LENGTH) { + memcpy(&keylog_str, initiator2target_buffer, initiator2target_buffer_size); + } +} +#endif + +void keyboard_post_init_transport_sync(void) { + // Register keyboard state sync split transaction + transaction_register_rpc(RPC_ID_USER_STATE_SYNC, user_state_sync); + transaction_register_rpc(RPC_ID_USER_KEYMAP_SYNC, user_keymap_sync); + transaction_register_rpc(RPC_ID_USER_CONFIG_SYNC, user_config_sync); +#ifdef OLED_ENABLE + transaction_register_rpc(RPC_ID_USER_KEYLOG_STR, keylogger_string_sync); +#endif + +#if defined(SPLIT_WATCHDOG_TIMEOUT) +# if defined(PROTOCOL_LUFA) + wdt_disable(); +# endif + transaction_register_rpc(RPC_ID_USER_WATCHDOG_SYNC, watchdog_handler); + watchdog_timer = timer_read32(); +#endif +} + +void user_transport_update(void) { + if (is_keyboard_master()) { + transport_keymap_config = keymap_config.raw; + transport_userspace_config = userspace_config.raw; +#ifdef AUDIO_ENABLE + user_state.audio_enable = is_audio_on(); + user_state.audio_clicky_enable = is_clicky_on(); +#endif +#if defined(POINTING_DEVICE_ENABLE) && defined(KEYBOARD_handwired_tractyl_manuform) + user_state.tap_toggling = tap_toggling; +#endif +#ifdef UNICODE_COMMON_ENABLE + user_state.unicode_mode = unicode_config.input_mode; +#endif +#ifdef SWAP_HANDS_ENABLE + user_state.swap_hands = swap_hands; +#endif + user_state.host_driver_disabled = host_driver_disabled; + + transport_user_state = user_state.raw; + } else { + keymap_config.raw = transport_keymap_config; + userspace_config.raw = transport_userspace_config; + user_state.raw = transport_user_state; +#ifdef UNICODE_COMMON_ENABLE + unicode_config.input_mode = user_state.unicode_mode; +#endif +#if defined(POINTING_DEVICE_ENABLE) && defined(KEYBOARD_handwired_tractyl_manuform) + tap_toggling = user_state.tap_toggling; +#endif +#ifdef SWAP_HANDS_ENABLE + swap_hands = user_state.swap_hands; +#endif + host_driver_disabled = user_state.host_driver_disabled; + } +} + +void user_transport_sync(void) { + if (is_keyboard_master()) { + // Keep track of the last state, so that we can tell if we need to propagate to slave + static uint16_t last_keymap = 0; + static uint32_t last_config = 0, last_sync[4], last_user_state = 0; + bool needs_sync = false; +#ifdef OLED_ENABLE + static char keylog_temp[OLED_KEYLOGGER_LENGTH] = {0}; +#endif + + // Check if the state values are different + if (memcmp(&transport_user_state, &last_user_state, sizeof(transport_user_state))) { + needs_sync = true; + memcpy(&last_user_state, &transport_user_state, sizeof(transport_user_state)); + } + // Send to slave every 500ms regardless of state change + if (timer_elapsed32(last_sync[0]) > 250) { + needs_sync = true; + } + + // Perform the sync if requested + if (needs_sync) { + if (transaction_rpc_send(RPC_ID_USER_STATE_SYNC, sizeof(user_state), &user_state)) { + last_sync[0] = timer_read32(); + } + needs_sync = false; + } + + // Check if the state values are different + if (memcmp(&transport_keymap_config, &last_keymap, sizeof(transport_keymap_config))) { + needs_sync = true; + memcpy(&last_keymap, &transport_keymap_config, sizeof(transport_keymap_config)); + } + + // Send to slave every 500ms regardless of state change + if (timer_elapsed32(last_sync[1]) > 250) { + needs_sync = true; + } + + // Perform the sync if requested + if (needs_sync) { + if (transaction_rpc_send(RPC_ID_USER_KEYMAP_SYNC, sizeof(transport_keymap_config), &transport_keymap_config)) { + last_sync[1] = timer_read32(); + } + needs_sync = false; + } + + // Check if the state values are different + if (memcmp(&user_state, &last_config, sizeof(transport_userspace_config))) { + needs_sync = true; + memcpy(&last_config, &user_state, sizeof(transport_userspace_config)); + } + + // Send to slave every 500ms regardless of state change + if (timer_elapsed32(last_sync[2]) > 250) { + needs_sync = true; + } + + // Perform the sync if requested + if (needs_sync) { + if (transaction_rpc_send(RPC_ID_USER_CONFIG_SYNC, sizeof(transport_userspace_config), &transport_userspace_config)) { + last_sync[2] = timer_read32(); + } + needs_sync = false; + } + +#ifdef OLED_ENABLE + // Check if the state values are different + if (memcmp(&keylog_str, &keylog_temp, OLED_KEYLOGGER_LENGTH)) { + needs_sync = true; + memcpy(&keylog_temp, &keylog_str, OLED_KEYLOGGER_LENGTH); + } + if (timer_elapsed32(last_sync[3]) > 250) { + needs_sync = true; + } + + // Perform the sync if requested + if (needs_sync) { + if (transaction_rpc_send(RPC_ID_USER_KEYLOG_STR, OLED_KEYLOGGER_LENGTH, &keylog_str)) { + last_sync[3] = timer_read32(); + } + needs_sync = false; + } +#endif + } + +#if defined(SPLIT_WATCHDOG_TIMEOUT) + if (!watchdog_ping_done) { + if (is_keyboard_master()) { + if (timer_elapsed32(watchdog_timer) > 100) { + uint8_t any_data = 1; + if (transaction_rpc_send(RPC_ID_USER_WATCHDOG_SYNC, sizeof(any_data), &any_data)) { + watchdog_ping_done = true; // successful ping + } else { + dprint("Watchdog ping failed!\n"); + } + watchdog_timer = timer_read32(); + } + } else { + if (timer_elapsed32(watchdog_timer) > 3500) { + software_reset(); + while (1) { + } + } + } + } +#endif +} + +void housekeeping_task_user(void) { + // Update kb_state so we can send to slave + user_transport_update(); + + // Data sync from master to slave + user_transport_sync(); +} |