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tmk_keyboard_custom/common/keymap_ex.c

115 lines
4.2 KiB
C

/*
Copyright 2013 Kai Ryu <kai1103@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/pgmspace.h>
#include <avr/eeprom.h>
#include "eeconfig.h"
#include "keymap_ex.h"
#include "debug.h"
#ifdef KEYMAP_EX_ENABLE
void keymap_ex_init(void) {
if (!check_keymap_in_eeprom()) {
write_keymap_to_eeprom();
}
}
void keymap_ex_disable(void) {
eeprom_write_word((void*)EECONFIG_KEYMAP_CHECKSUM, eeprom_read_word((void*)EECONFIG_KEYMAP_CHECKSUM) + 1);
}
bool check_keymap_in_eeprom(void) {
uint16_t checksum_in_eeprom = eeprom_read_word(&((keymap_ex_t*)EECONFIG_KEYMAP_EX)->checksum);
uint16_t checksum = EECONFIG_MAGIC_NUMBER;
for (uint16_t i = 0; i < KEYMAP_SIZE; i += 2) {
checksum += eeprom_read_word((void*)(EECONFIG_KEYMAP_FN_ACTIONS + i));
}
#ifdef DEBUG
eeprom_write_word((void*)(EECONFIG_KEYMAP_DEBUG), checksum);
#endif
return (checksum_in_eeprom == checksum);
}
void write_keymap_to_eeprom(void) {
uint16_t checksum = EECONFIG_MAGIC_NUMBER;
const uint16_t *fn_actions = fn_actions_pointer();
const uint8_t *keymaps = keymaps_pointer();
// write fn_actions
if (fn_actions != NULL) {
uint16_t fn_actions_count_in_flash = fn_actions_count();
for (uint16_t i = 0; i < FN_ACTIONS_COUNT; i++) {
uint16_t fn_action = 0;
if (i < fn_actions_count_in_flash) {
fn_action = pgm_read_word(fn_actions + i);
}
eeconfig_write_keymap_fn_action(i, fn_action);
checksum += fn_action;
}
}
// write keymaps
if (keymaps != NULL) {
uint16_t keys_count_in_flash = keys_count();
for (uint16_t i = 0; i < KEYS_COUNT; i++) {
uint8_t keymap = 0;
if (i < keys_count_in_flash) {
keymap = pgm_read_byte(keymaps + i);
}
eeconfig_write_keymap_key_by_index(i, keymap);
uint16_t keymap_word = keymap;
if (i & 1) {
keymap_word = keymap << 8;
}
checksum += keymap_word;
}
}
// write checksum
eeprom_write_word(&((keymap_ex_t*)EECONFIG_KEYMAP_EX)->checksum, checksum);
}
uint8_t eeconfig_read_keymap_key(uint8_t layer, uint8_t row, uint8_t col) {
//return eeprom_read_byte(&((keymap_ex_t*)(EECONFIG_KEYMAP_EX))->keymaps[layer][row][col]);
return eeprom_read_byte((void*)(EECONFIG_KEYMAP_KEYMAPS + KEY_OFFSET(layer, row, col)));
}
void eeconfig_write_keymap_key(uint8_t layer, uint8_t row, uint8_t col, uint8_t key) {
//return eeprom_write_byte(&((keymap_ex_t*)(EECONFIG_KEYMAP_EX))->keymaps[layer][row][col], key);
return eeprom_write_byte((void*)(EECONFIG_KEYMAP_KEYMAPS + KEY_OFFSET(layer, row, col)), key);
}
uint8_t eeconfig_read_keymap_key_by_index(uint16_t index) {
//return eeprom_read_byte(((keymap_ex_t*)(EECONFIG_KEYMAP_EX)) + index);
return eeprom_read_byte((void*)(EECONFIG_KEYMAP_KEYMAPS + index));
}
void eeconfig_write_keymap_key_by_index(uint16_t index, uint8_t key) {
//return eeprom_write_byte(((keymap_ex_t*)(EECONFIG_KEYMAP_EX)) + index, key);
return eeprom_write_byte((void*)(EECONFIG_KEYMAP_KEYMAPS + index), key);
}
uint16_t eeconfig_read_keymap_fn_action(uint8_t index) {
//return eeprom_read_word(&((keymap_ex_t*)(EECONFIG_KEYMAP_EX))->fn_actions[index]);
return eeprom_read_word((void*)(EECONFIG_KEYMAP_FN_ACTIONS + FN_ACTION_OFFSET(index)));
}
void eeconfig_write_keymap_fn_action(uint8_t index, uint16_t fn_action) {
//return eeprom_write_word(&((keymap_ex_t*)(EECONFIG_KEYMAP_EX))->fn_actions[index], fn_action);
return eeprom_write_word((void*)(EECONFIG_KEYMAP_FN_ACTIONS + FN_ACTION_OFFSET(index)), fn_action);
}
#endif