diff options
Diffstat (limited to 'platforms/chibios/bootloaders/gd32v_dfu.c')
-rw-r--r-- | platforms/chibios/bootloaders/gd32v_dfu.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/platforms/chibios/bootloaders/gd32v_dfu.c b/platforms/chibios/bootloaders/gd32v_dfu.c deleted file mode 100644 index 100fc472f8..0000000000 --- a/platforms/chibios/bootloaders/gd32v_dfu.c +++ /dev/null @@ -1,47 +0,0 @@ -/* 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> -#include <hal.h> - -#define DBGMCU_KEY_UNLOCK 0x4B5A6978 -#define DBGMCU_CMD_RESET 0x1 - -__IO uint32_t *DBGMCU_KEY = (uint32_t *)DBGMCU_BASE + 0x0CU; -__IO uint32_t *DBGMCU_CMD = (uint32_t *)DBGMCU_BASE + 0x08U; - -__attribute__((weak)) void bootloader_jump(void) { - /* The MTIMER unit of the GD32VF103 doesn't have the MSFRST - * register to generate a software reset request. - * BUT instead two undocumented registers in the debug peripheral - * that allow issueing a software reset. WHO would need the MSFRST - * register anyway? Source: - * https://github.com/esmil/gd32vf103inator/blob/master/include/gd32vf103/dbg.h */ - *DBGMCU_KEY = DBGMCU_KEY_UNLOCK; - *DBGMCU_CMD = DBGMCU_CMD_RESET; -} - -__attribute__((weak)) void mcu_reset(void) { - // Confirmed by karlk90, there is no actual reset to bootloader. - // This just resets the controller. - *DBGMCU_KEY = DBGMCU_KEY_UNLOCK; - *DBGMCU_CMD = DBGMCU_CMD_RESET; -} - -/* Jumping to bootloader is not possible from user code. */ -void enter_bootloader_mode_if_requested(void) {} |