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/* Copyright 2019 Jason Williams (Wilba)
*
* 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/>.
*/
#pragma once
#include <tmk_core/common/eeconfig.h> // for EECONFIG_SIZE
// Keyboard level code can change where VIA stores the magic.
// The magic is the build date YYMMDD encoded as BCD in 3 bytes,
// thus installing firmware built on a different date to the one
// already installed can be detected and the EEPROM data is reset.
// The only reason this is important is in case EEPROM usage changes
// and the EEPROM was not explicitly reset by bootmagic lite.
#ifndef VIA_EEPROM_MAGIC_ADDR
# define VIA_EEPROM_MAGIC_ADDR (EECONFIG_SIZE)
#endif
#define VIA_EEPROM_LAYOUT_OPTIONS_ADDR (VIA_EEPROM_MAGIC_ADDR+3)
// Changing the layout options size after release will invalidate EEPROM,
// but this is something that should be set correctly on initial implementation.
// 1 byte is enough for most uses (i.e. 8 binary states, or 6 binary + 1 ternary/quaternary )
#ifndef VIA_EEPROM_LAYOUT_OPTIONS_SIZE
# define VIA_EEPROM_LAYOUT_OPTIONS_SIZE 1
#endif
// The end of the EEPROM memory used by VIA
// By default, dynamic keymaps will start at this if there is no
// custom config
#define VIA_EEPROM_CUSTOM_CONFIG_ADDR (VIA_EEPROM_LAYOUT_OPTIONS_ADDR+VIA_EEPROM_LAYOUT_OPTIONS_SIZE)
#ifndef VIA_EEPROM_CUSTOM_CONFIG_SIZE
# define VIA_EEPROM_CUSTOM_CONFIG_SIZE 0
#endif
// This is changed only when the command IDs change,
// so VIA Configurator can detect compatible firmware.
#define VIA_PROTOCOL_VERSION 0x0009
enum via_command_id
{
id_get_protocol_version = 0x01, // always 0x01
id_get_keyboard_value,
id_set_keyboard_value,
id_dynamic_keymap_get_keycode,
id_dynamic_keymap_set_keycode,
id_dynamic_keymap_reset,
id_backlight_config_set_value,
id_backlight_config_get_value,
id_backlight_config_save,
id_eeprom_reset,
id_bootloader_jump,
id_dynamic_keymap_macro_get_count,
id_dynamic_keymap_macro_get_buffer_size,
id_dynamic_keymap_macro_get_buffer,
id_dynamic_keymap_macro_set_buffer,
id_dynamic_keymap_macro_reset,
id_dynamic_keymap_get_layer_count,
id_dynamic_keymap_get_buffer,
id_dynamic_keymap_set_buffer,
id_unhandled = 0xFF,
};
enum via_keyboard_value_id
{
id_uptime = 0x01,
id_layout_options,
id_switch_matrix_state
};
// Can't use SAFE_RANGE here, it might change if someone adds
// new values to enum quantum_keycodes.
// Need to keep checking 0x5F10 is still in the safe range.
// TODO: merge this into quantum_keycodes
// Backlight keycodes are in range 0x5F00-0x5F0F
enum via_keycodes {
FN_MO13 = 0x5F10,
FN_MO23,
MACRO00,
MACRO01,
MACRO02,
MACRO03,
MACRO04,
MACRO05,
MACRO06,
MACRO07,
MACRO08,
MACRO09,
MACRO10,
MACRO11,
MACRO12,
MACRO13,
MACRO14,
MACRO15,
};
enum user_keycodes {
USER00 = 0x5F80,
USER01,
USER02,
USER03,
USER04,
USER05,
USER06,
USER07,
USER08,
USER09,
USER10,
USER11,
USER12,
USER13,
USER14,
USER15,
};
// Can be called in an overriding via_init_kb() to test if keyboard level code usage of
// EEPROM is invalid and use/save defaults.
bool via_eeprom_is_valid(void);
// Sets VIA/keyboard level usage of EEPROM to valid/invalid
// Keyboard level code (eg. via_init_kb()) should not call this
void via_eeprom_set_valid(bool valid);
// Flag QMK and VIA/keyboard level EEPROM as invalid.
// Used in bootmagic_lite() and VIA command handler.
// Keyboard level code should not need to call this.
void via_eeprom_reset(void);
// Called by QMK core to initialize dynamic keymaps etc.
void via_init(void);
// Used by VIA to store and retrieve the layout options.
uint32_t via_get_layout_options(void);
void via_set_layout_options(uint32_t value);
// Called by QMK core to process VIA-specific keycodes.
bool process_record_via(uint16_t keycode, keyrecord_t *record);
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