mirror of
https://github.com/Keychron/qmk_firmware.git
synced 2024-11-22 16:37:58 +06:00
421 lines
13 KiB
C
421 lines
13 KiB
C
/*
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* Copyright (C) 2021 System76
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* Copyright (C) 2021 Jimmy Cassis <KernelOops@outlook.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include "dynamic_keymap.h"
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#include "raw_hid.h"
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#include "rgb_matrix.h"
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#include "version.h"
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enum Command {
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CMD_PROBE = 1, // Probe for System76 EC protocol
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CMD_BOARD = 2, // Read board string
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CMD_VERSION = 3, // Read version string
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CMD_RESET = 6, // Reset to bootloader
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CMD_KEYMAP_GET = 9, // Get keyboard map index
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CMD_KEYMAP_SET = 10, // Set keyboard map index
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CMD_LED_GET_VALUE = 11, // Get LED value by index
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CMD_LED_SET_VALUE = 12, // Set LED value by index
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CMD_LED_GET_COLOR = 13, // Get LED color by index
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CMD_LED_SET_COLOR = 14, // Set LED color by index
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CMD_LED_GET_MODE = 15, // Get LED matrix mode and speed
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CMD_LED_SET_MODE = 16, // Set LED matrix mode and speed
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CMD_MATRIX_GET = 17, // Get currently pressed keys
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CMD_LED_SAVE = 18, // Save LED settings to ROM
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CMD_SET_NO_INPUT = 19, // Enable/disable no input mode
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};
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bool input_disabled = false;
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#define CMD_LED_INDEX_ALL 0xFF
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static bool keymap_get(uint8_t layer, uint8_t output, uint8_t input, uint16_t *value) {
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if (layer < dynamic_keymap_get_layer_count()) {
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if (output < MATRIX_ROWS) {
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if (input < MATRIX_COLS) {
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*value = dynamic_keymap_get_keycode(layer, output, input);
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return true;
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}
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}
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}
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return false;
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}
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static bool keymap_set(uint8_t layer, uint8_t output, uint8_t input, uint16_t value) {
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if (layer < dynamic_keymap_get_layer_count()) {
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if (output < MATRIX_ROWS) {
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if (input < MATRIX_COLS) {
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dynamic_keymap_set_keycode(layer, output, input, value);
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return true;
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}
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}
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}
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return false;
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}
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static bool bootloader_reset = false;
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static bool bootloader_unlocked = false;
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void system76_ec_unlock(void) {
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#ifdef RGB_MATRIX_CUSTOM_KB
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rgb_matrix_mode_noeeprom(RGB_MATRIX_CUSTOM_unlocked);
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#endif
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#ifdef SYSTEM76_EC
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bootloader_unlocked = true;
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#endif
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}
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bool system76_ec_is_unlocked(void) { return bootloader_unlocked; }
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#ifdef RGB_MATRIX_CUSTOM_KB
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enum Mode {
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MODE_SOLID_COLOR = 0,
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MODE_PER_KEY,
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#ifndef DISABLE_RGB_MATRIX_ANIMATIONS
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MODE_CYCLE_ALL,
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MODE_CYCLE_LEFT_RIGHT,
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MODE_CYCLE_UP_DOWN,
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MODE_CYCLE_OUT_IN,
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MODE_CYCLE_OUT_IN_DUAL,
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MODE_RAINBOW_MOVING_CHEVRON,
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MODE_CYCLE_PINWHEEL,
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MODE_CYCLE_SPIRAL,
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MODE_RAINDROPS,
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MODE_SPLASH,
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MODE_MULTISPLASH,
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#endif // DISABLE_RGB_MATRIX_ANIMATIONS
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MODE_ACTIVE_KEYS,
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MODE_DISABLED,
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MODE_LAST,
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};
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// clang-format off
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static enum rgb_matrix_effects mode_map[] = {
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RGB_MATRIX_SOLID_COLOR,
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RGB_MATRIX_CUSTOM_raw_rgb,
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#ifndef DISABLE_RGB_MATRIX_ANIMATIONS
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RGB_MATRIX_CYCLE_ALL,
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RGB_MATRIX_CYCLE_LEFT_RIGHT,
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RGB_MATRIX_CYCLE_UP_DOWN,
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RGB_MATRIX_CYCLE_OUT_IN,
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RGB_MATRIX_CYCLE_OUT_IN_DUAL,
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RGB_MATRIX_RAINBOW_MOVING_CHEVRON,
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RGB_MATRIX_CYCLE_PINWHEEL,
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RGB_MATRIX_CYCLE_SPIRAL,
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RGB_MATRIX_RAINDROPS,
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RGB_MATRIX_SPLASH,
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RGB_MATRIX_MULTISPLASH,
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#endif // DISABLE_RGB_MATRIX_ANIMATIONS
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RGB_MATRIX_CUSTOM_active_keys,
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RGB_MATRIX_NONE,
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};
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// clang-format on
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_Static_assert(sizeof(mode_map) == MODE_LAST, "mode_map_length");
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RGB raw_rgb_data[DRIVER_LED_TOTAL];
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// clang-format off
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rgb_config_t layer_rgb[DYNAMIC_KEYMAP_LAYER_COUNT] = {
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// Layer 0
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{
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.enable = 1,
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.mode = RGB_MATRIX_STARTUP_MODE,
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.hsv = {
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.h = RGB_MATRIX_STARTUP_HUE,
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.s = RGB_MATRIX_STARTUP_SAT,
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.v = RGB_MATRIX_STARTUP_VAL,
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},
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.speed = RGB_MATRIX_STARTUP_SPD,
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.flags = LED_FLAG_KEYLIGHT,
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},
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// Layer 1
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{
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.enable = 1,
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.mode = RGB_MATRIX_CUSTOM_active_keys,
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.hsv = {
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.h = RGB_MATRIX_STARTUP_HUE,
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.s = RGB_MATRIX_STARTUP_SAT,
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.v = RGB_MATRIX_STARTUP_VAL,
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},
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.speed = RGB_MATRIX_STARTUP_SPD,
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.flags = LED_FLAG_KEYLIGHT,
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},
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// Layer 2
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{
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.enable = 1,
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.mode = RGB_MATRIX_CUSTOM_active_keys,
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.hsv = {
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.h = RGB_MATRIX_STARTUP_HUE,
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.s = RGB_MATRIX_STARTUP_SAT,
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.v = RGB_MATRIX_STARTUP_VAL,
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},
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.speed = RGB_MATRIX_STARTUP_SPD,
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.flags = LED_FLAG_KEYLIGHT,
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},
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// Layer 3
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{
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.enable = 1,
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.mode = RGB_MATRIX_CUSTOM_active_keys,
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.hsv = {
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.h = RGB_MATRIX_STARTUP_HUE,
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.s = RGB_MATRIX_STARTUP_SAT,
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.v = RGB_MATRIX_STARTUP_VAL,
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},
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.speed = RGB_MATRIX_STARTUP_SPD,
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.flags = LED_FLAG_KEYLIGHT,
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},
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};
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// clang-format on
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// Read or write EEPROM data with checks for being inside System76 EC region.
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static bool system76_ec_eeprom_op(void *buf, uint16_t size, uint16_t offset, bool write) {
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uint16_t addr = SYSTEM76_EC_EEPROM_ADDR + offset;
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uint16_t end = addr + size;
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// Check for overflow and zero size
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if ((end > addr) && (addr >= SYSTEM76_EC_EEPROM_ADDR) && (end <= (SYSTEM76_EC_EEPROM_ADDR + SYSTEM76_EC_EEPROM_SIZE))) {
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if (write) {
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eeprom_update_block((const void *)buf, (void *)addr, size);
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} else {
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eeprom_read_block((void *)buf, (const void *)addr, size);
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}
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return true;
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} else {
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return false;
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}
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}
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// Read or write EEPROM RGB parameters.
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void system76_ec_rgb_eeprom(bool write) {
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uint16_t layer_rgb_size = sizeof(layer_rgb);
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system76_ec_eeprom_op((void *)layer_rgb, layer_rgb_size, 0, write);
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system76_ec_eeprom_op((void *)raw_rgb_data, sizeof(raw_rgb_data), layer_rgb_size, write);
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}
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// Update RGB parameters on layer change.
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void system76_ec_rgb_layer(layer_state_t layer_state) {
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if (!bootloader_unlocked) {
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uint8_t layer = get_highest_layer(layer_state);
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if (layer < DYNAMIC_KEYMAP_LAYER_COUNT) {
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rgb_matrix_config = layer_rgb[layer];
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}
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}
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}
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#endif // RGB_MATRIX_CUSTOM_KB
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void raw_hid_receive(uint8_t *data, uint8_t length) {
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// Error response by default, set to success by commands
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data[1] = 1;
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switch (data[0]) {
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case CMD_PROBE:
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// Signature
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data[2] = 0x76;
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data[3] = 0xEC;
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// Version
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data[4] = 0x01;
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data[1] = 0;
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break;
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case CMD_BOARD:
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strncpy((char *)&data[2], QMK_KEYBOARD, length - 2);
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data[1] = 0;
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break;
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case CMD_VERSION:
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strncpy((char *)&data[2], QMK_VERSION, length - 2);
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data[1] = 0;
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break;
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case CMD_RESET:
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if (bootloader_unlocked) {
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data[1] = 0;
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bootloader_reset = true;
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}
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break;
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case CMD_KEYMAP_GET: {
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uint16_t value = 0;
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if (keymap_get(data[2], data[3], data[4], &value)) {
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data[5] = (uint8_t)value;
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data[6] = (uint8_t)(value >> 8);
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data[1] = 0;
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}
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} break;
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case CMD_KEYMAP_SET: {
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uint16_t value = ((uint16_t)data[5]) | (((uint16_t)data[6]) << 8);
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if (keymap_set(data[2], data[3], data[4], value)) {
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data[1] = 0;
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}
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} break;
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#ifdef RGB_MATRIX_CUSTOM_KB
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case CMD_LED_GET_VALUE:
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if (!bootloader_unlocked) {
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uint8_t index = data[2];
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for (uint8_t layer = 0; layer < DYNAMIC_KEYMAP_LAYER_COUNT; layer++) {
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if (index == (0xF0 | layer)) {
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data[3] = layer_rgb[layer].hsv.v;
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data[4] = RGB_MATRIX_MAXIMUM_BRIGHTNESS;
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data[1] = 0;
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break;
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}
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}
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}
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break;
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case CMD_LED_SET_VALUE:
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if (!bootloader_unlocked) {
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uint8_t index = data[2];
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uint8_t value = data[3];
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if (value >= RGB_MATRIX_MAXIMUM_BRIGHTNESS) {
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value = RGB_MATRIX_MAXIMUM_BRIGHTNESS;
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}
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for (uint8_t layer = 0; layer < DYNAMIC_KEYMAP_LAYER_COUNT; layer++) {
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if (index == (0xF0 | layer)) {
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layer_rgb[layer].hsv.v = value;
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data[1] = 0;
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system76_ec_rgb_layer(layer_state);
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break;
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}
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}
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}
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break;
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case CMD_LED_GET_COLOR:
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if (!bootloader_unlocked) {
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uint8_t index = data[2];
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if (index < DRIVER_LED_TOTAL) {
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data[3] = raw_rgb_data[index].r;
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data[4] = raw_rgb_data[index].g;
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data[5] = raw_rgb_data[index].b;
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data[1] = 0;
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} else {
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for (uint8_t layer = 0; layer < DYNAMIC_KEYMAP_LAYER_COUNT; layer++) {
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if (index == (0xF0 | layer)) {
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data[3] = layer_rgb[layer].hsv.h;
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data[4] = layer_rgb[layer].hsv.s;
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data[5] = 0;
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data[1] = 0;
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break;
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}
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}
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}
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}
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break;
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case CMD_LED_SET_COLOR:
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if (!bootloader_unlocked) {
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uint8_t index = data[2];
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RGB rgb = {
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.r = data[3],
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.g = data[4],
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.b = data[5],
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};
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if (index < DRIVER_LED_TOTAL) {
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raw_rgb_data[index] = rgb;
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data[1] = 0;
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} else {
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for (uint8_t layer = 0; layer < DYNAMIC_KEYMAP_LAYER_COUNT; layer++) {
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if (index == (0xF0 | layer)) {
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layer_rgb[layer].hsv.h = rgb.r;
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layer_rgb[layer].hsv.s = rgb.g;
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// Ignore rgb.b
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data[1] = 0;
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system76_ec_rgb_layer(layer_state);
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break;
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}
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}
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}
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}
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break;
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case CMD_LED_GET_MODE:
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if (!bootloader_unlocked) {
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uint8_t layer = data[2];
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if (layer < DYNAMIC_KEYMAP_LAYER_COUNT) {
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enum rgb_matrix_effects mode = layer_rgb[layer].mode;
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for (uint8_t i = 0; i < MODE_LAST; i++) {
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if (mode_map[i] == mode) {
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data[3] = i;
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data[4] = layer_rgb[layer].speed;
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data[1] = 0;
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break;
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}
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}
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}
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}
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break;
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case CMD_LED_SET_MODE:
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if (!bootloader_unlocked) {
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uint8_t layer = data[2];
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uint8_t mode = data[3];
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uint8_t speed = data[4];
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if (layer < DYNAMIC_KEYMAP_LAYER_COUNT && mode < MODE_LAST) {
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layer_rgb[layer].mode = mode_map[mode];
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layer_rgb[layer].speed = speed;
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data[1] = 0;
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system76_ec_rgb_layer(layer_state);
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}
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}
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break;
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case CMD_LED_SAVE:
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if (!bootloader_unlocked) {
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system76_ec_rgb_eeprom(true);
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data[1] = 0;
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}
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break;
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#endif // RGB_MATRIX_CUSTOM_KB
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case CMD_MATRIX_GET: {
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// TODO: Improve performance?
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data[2] = matrix_rows();
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data[3] = matrix_cols();
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uint8_t byte = 4;
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uint8_t bit = 0;
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for (uint8_t row = 0; row < matrix_rows(); row++) {
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for (uint8_t col = 0; col < matrix_cols(); col++) {
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if (byte < length) {
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if (matrix_is_on(row, col)) {
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data[byte] |= (1 << bit);
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} else {
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data[byte] &= ~(1 << bit);
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}
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}
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bit++;
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if (bit >= 8) {
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byte++;
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bit = 0;
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}
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}
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}
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data[1] = 0;
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} break;
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case CMD_SET_NO_INPUT: {
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clear_keyboard();
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input_disabled = data[2] != 0;
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data[1] = 0;
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} break;
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}
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raw_hid_send(data, length);
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if (bootloader_reset) {
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// Give host time to read response
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wait_ms(100);
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// Jump to the bootloader
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bootloader_jump();
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}
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}
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