 66ef1e3d67
			
		
	
	
		66ef1e3d67
		
	
	
	
	
		
			
			* Initial RAMA M6-B commit. * Moved IS31FL3218 driver, minor cleanups * Refactor, added dynamic keymap. * Added dynamic keymaps to RAMA M6-A * Refactor M6-A and M6-B to use common code. * Formatting * Cleanup * Cleanup * Changes from review
		
			
				
	
	
		
			85 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Copyright 2017 Jason Williams (Wilba)
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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 2 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 <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #include "config.h"
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| #include "keymap.h" // to get keymaps[][][]
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| #include "tmk_core/common/eeprom.h"
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| #include "progmem.h" // to read default from flash
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| 
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| #include "dynamic_keymap.h"
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| 
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| #ifdef DYNAMIC_KEYMAP_ENABLE
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| 
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| #ifndef DYNAMIC_KEYMAP_EEPROM_ADDR
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| #error DYNAMIC_KEYMAP_EEPROM_ADDR not defined
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| #endif
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| 
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| #ifndef DYNAMIC_KEYMAP_LAYER_COUNT
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| #error DYNAMIC_KEYMAP_LAYER_COUNT not defined
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| #endif
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| 
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| void *dynamic_keymap_key_to_eeprom_address(uint8_t layer, uint8_t row, uint8_t column)
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| {
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| 	// TODO: optimize this with some left shifts
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| 	return ((void*)DYNAMIC_KEYMAP_EEPROM_ADDR) + ( layer * MATRIX_ROWS * MATRIX_COLS * 2 ) +
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| 		( row * MATRIX_COLS * 2 ) + ( column * 2 );
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| }
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| 
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| uint16_t dynamic_keymap_get_keycode(uint8_t layer, uint8_t row, uint8_t column)
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| {
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| 	void *address = dynamic_keymap_key_to_eeprom_address(layer, row, column);
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| 	// Big endian, so we can read/write EEPROM directly from host if we want
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| 	uint16_t keycode = eeprom_read_byte(address) << 8;
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| 	keycode |= eeprom_read_byte(address + 1);
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| 	return keycode;
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| }
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| 
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| void dynamic_keymap_set_keycode(uint8_t layer, uint8_t row, uint8_t column, uint16_t keycode)
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| {
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| 	void *address = dynamic_keymap_key_to_eeprom_address(layer, row, column);
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| 	// Big endian, so we can read/write EEPROM directly from host if we want
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| 	eeprom_update_byte(address, (uint8_t)(keycode >> 8));
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| 	eeprom_update_byte(address+1, (uint8_t)(keycode & 0xFF));
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| }
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| 
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| void dynamic_keymap_reset(void)
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| {
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| 	// Reset the keymaps in EEPROM to what is in flash.
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| 	// All keyboards using dynamic keymaps should define a layout
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| 	// for the same number of layers as DYNAMIC_KEYMAP_LAYER_COUNT.
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| 	for ( int layer = 0; layer < DYNAMIC_KEYMAP_LAYER_COUNT; layer++ )	{
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| 		for ( int row = 0; row < MATRIX_ROWS; row++ ) {
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| 			for ( int column = 0; column < MATRIX_COLS; column++ )	{
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| 				dynamic_keymap_set_keycode(layer, row, column, pgm_read_word(&keymaps[layer][row][column]));
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| 			}
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| 		}
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| 	}
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| }
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| 
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| // This overrides the one in quantum/keymap_common.c
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| uint16_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
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| {
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| 	if ( layer < DYNAMIC_KEYMAP_LAYER_COUNT &&
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| 			key.row < MATRIX_ROWS &&
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| 			key.col < MATRIX_COLS ) {
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| 		return dynamic_keymap_get_keycode(layer, key.row, key.col);
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| 	} else {
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| 		return KC_NO;
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| 	}
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| }
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| 
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| #endif // DYNAMIC_KEYMAP_ENABLE
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| 
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