mirror of
https://github.com/qmk/qmk_firmware
synced 2024-11-16 17:04:50 +00:00
33 lines
1.3 KiB
C
33 lines
1.3 KiB
C
/* Copyright 2021 QMK
|
|
*
|
|
* 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 3 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 "bootloader.h"
|
|
|
|
#include <ch.h>
|
|
|
|
/* Kiibohd Bootloader (MCHCK and Infinity KB) */
|
|
#define SCB_AIRCR_VECTKEY_WRITEMAGIC 0x05FA0000
|
|
|
|
const uint8_t sys_reset_to_loader_magic[] = "\xff\x00\x7fRESET TO LOADER\x7f\x00\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00";
|
|
|
|
__attribute__((weak)) void bootloader_jump(void) {
|
|
void *volatile vbat = (void *)VBAT;
|
|
__builtin_memcpy(vbat, (const void *)sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic));
|
|
|
|
// request reset
|
|
SCB->AIRCR = SCB_AIRCR_VECTKEY_WRITEMAGIC | SCB_AIRCR_SYSRESETREQ_Msk;
|
|
}
|
|
__attribute__((weak)) void mcu_reset(void) {}
|