keyboards/rama/m6_b/m6_b.c

   1 /* Copyright 2018 Jason Williams (Wilba)
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  */
  16 #include "m6_b.h"
  17 #include "m6_b_api.h"
  18
  19 // Check that no backlight functions are called
  20 #if RGB_BACKLIGHT_ENABLED
  21 #include "rgb_backlight.h"
  22 #endif // RGB_BACKLIGHT_ENABLED
  23
  24 #include "raw_hid.h"
  25 #include "dynamic_keymap.h"
  26 #include "timer.h"
  27 #include "tmk_core/common/eeprom.h"
  28
  29 bool eeprom_is_valid(void)
  30 {
  31         return (eeprom_read_word(((void*)EEPROM_MAGIC_ADDR)) == EEPROM_MAGIC &&
  32                         eeprom_read_byte(((void*)EEPROM_VERSION_ADDR)) == EEPROM_VERSION);
  33 }
  34
  35 void eeprom_set_valid(bool valid)
  36 {
  37         eeprom_update_word(((void*)EEPROM_MAGIC_ADDR), valid ? EEPROM_MAGIC : 0xFFFF);
  38         eeprom_update_byte(((void*)EEPROM_VERSION_ADDR), valid ? EEPROM_VERSION : 0xFF);
  39 }
  40
  41 void eeprom_reset(void)
  42 {
  43         // Set the keyboard-specific EEPROM state as invalid.
  44         eeprom_set_valid(false);
  45         // Set the TMK/QMK EEPROM state as invalid.
  46         eeconfig_disable();
  47 }
  48
  49 #ifdef RAW_ENABLE
  50
  51 void raw_hid_receive( uint8_t *data, uint8_t length )
  52 {
  53         uint8_t *command_id = &(data[0]);
  54         uint8_t *command_data = &(data[1]);
  55         switch ( *command_id )
  56         {
  57                 case id_get_protocol_version:
  58                 {
  59                         command_data[0] = PROTOCOL_VERSION >> 8;
  60                         command_data[1] = PROTOCOL_VERSION & 0xFF;
  61                         break;
  62                 }
  63                 case id_get_keyboard_value:
  64                 {
  65                         if ( command_data[0] == id_uptime )
  66                         {
  67                                 uint32_t value = timer_read32();
  68                                 command_data[1] = (value >> 24 ) & 0xFF;
  69                                 command_data[2] = (value >> 16 ) & 0xFF;
  70                                 command_data[3] = (value >> 8 ) & 0xFF;
  71                                 command_data[4] = value & 0xFF;
  72                         }
  73                         else
  74                         {
  75                                 *command_id = id_unhandled;
  76                         }
  77                         break;
  78                 }
  79 #ifdef DYNAMIC_KEYMAP_ENABLE
  80                 case id_dynamic_keymap_get_keycode:
  81                 {
  82                         uint16_t keycode = dynamic_keymap_get_keycode( command_data[0], command_data[1], command_data[2] );
  83                         command_data[3] = keycode >> 8;
  84                         command_data[4] = keycode & 0xFF;
  85                         break;
  86                 }
  87                 case id_dynamic_keymap_set_keycode:
  88                 {
  89                         dynamic_keymap_set_keycode( command_data[0], command_data[1], command_data[2], ( command_data[3] << 8 ) | command_data[4] );
  90                         break;
  91                 }
  92                 case id_dynamic_keymap_reset:
  93                 {
  94                         dynamic_keymap_reset();
  95                         break;
  96                 }
  97 #endif // DYNAMIC_KEYMAP_ENABLE
  98 #if RGB_BACKLIGHT_ENABLED
  99                 case id_backlight_config_set_value:
 100                 {
 101                         //backlight_config_set_value(command_data);
 102                         break;
 103                 }
 104                 case id_backlight_config_get_value:
 105                 {
 106                         //backlight_config_get_value(command_data);
 107                         break;
 108                 }
 109                 case id_backlight_config_save:
 110                 {
 111                         //backlight_config_save();
 112                         break;
 113                 }
 114 #endif // RGB_BACKLIGHT_ENABLED
 115                 case id_eeprom_reset:
 116                 {
 117                         eeprom_reset();
 118                         break;
 119                 }
 120                 case id_bootloader_jump:
 121                 {
 122                         // Need to send data back before the jump
 123                         // Informs host that the command is handled
 124                         raw_hid_send( data, length );
 125                         // Give host time to read it
 126                         wait_ms(100);
 127                         bootloader_jump();
 128                         break;
 129                 }
 130                 default:
 131                 {
 132                         // Unhandled message.
 133                         *command_id = id_unhandled;
 134                         break;
 135                 }
 136         }
 137
 138         // Return same buffer with values changed
 139         raw_hid_send( data, length );
 140
 141 }
 142
 143 #endif
 144
 145 void main_init(void)
 146 {
 147         // If the EEPROM has the magic, the data is good.
 148         // OK to load from EEPROM.
 149         if (eeprom_is_valid()) {
 150 #if RGB_BACKLIGHT_ENABLED
 151                 //backlight_config_load();
 152 #endif // RGB_BACKLIGHT_ENABLED
 153         } else  {
 154 #if RGB_BACKLIGHT_ENABLED
 155                 // If the EEPROM has not been saved before, or is out of date,
 156                 // save the default values to the EEPROM. Default values
 157                 // come from construction of the zeal_backlight_config instance.
 158                 //backlight_config_save();
 159 #endif // RGB_BACKLIGHT_ENABLED
 160 #ifdef DYNAMIC_KEYMAP_ENABLE
 161                 // This resets the keymaps in EEPROM to what is in flash.
 162                 dynamic_keymap_reset();
 163 #endif
 164                 // Save the magic number last, in case saving was interrupted
 165                 eeprom_set_valid(true);
 166         }
 167 #if RGB_BACKLIGHT_ENABLED
 168         // Initialize LED drivers for backlight.
 169         backlight_init_drivers();
 170
 171         backlight_timer_init();
 172         backlight_timer_enable();
 173 #endif // RGB_BACKLIGHT_ENABLED
 174 }
 175
 176 void bootmagic_lite(void)
 177 {
 178         // The lite version of TMK's bootmagic.
 179         // 100% less potential for accidentally making the
 180         // keyboard do stupid things.
 181
 182         // We need multiple scans because debouncing can't be turned off.
 183         matrix_scan();
 184         wait_ms(DEBOUNCING_DELAY);
 185         wait_ms(DEBOUNCING_DELAY);
 186         matrix_scan();
 187
 188         // If the Esc (matrix 0,0) is held down on power up,
 189         // reset the EEPROM valid state and jump to bootloader.
 190         if ( matrix_get_row(0) & (1<<0) ) {
 191                 eeprom_reset();
 192                 bootloader_jump();
 193         }
 194 }
 195
 196 void matrix_init_kb(void) {
 197         bootmagic_lite();
 198         main_init();
 199         matrix_init_user();
 200 }
 201
 202 void matrix_scan_kb(void) {
 203 #if RGB_BACKLIGHT_ENABLED
 204         // This only updates the LED driver buffers if something has changed.
 205         backlight_update_pwm_buffers();
 206 #endif // BACKLIGHT_ENABLED
 207         matrix_scan_user();
 208 }
 209
 210 bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
 211         return process_record_user(keycode, record);
 212 }
 213
 214 void led_set_kb(uint8_t usb_led) {
 215         led_set_user(usb_led);
 216 }
 217
 218 void suspend_power_down_kb(void)
 219 {
 220 #if RGB_BACKLIGHT_ENABLED
 221         //backlight_set_suspend_state(true);
 222 #endif // BACKLIGHT_ENABLED
 223 }
 224
 225 void suspend_wakeup_init_kb(void)
 226 {
 227 #if RGB_BACKLIGHT_ENABLED
 228         //backlight_set_suspend_state(false);
 229 #endif // BACKLIGHT_ENABLED
 230 }