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author | Drashna Jael're <drashna@live.com> | 2022-03-25 16:19:22 -0700 |
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committer | Drashna Jael're <drashna@live.com> | 2022-03-25 16:19:22 -0700 |
commit | 53ff570bf068e04740f187163774327839dfa68b (patch) | |
tree | 5429e069fc593d484b0b479de422b51ac239be83 /platforms/chibios/bootloaders/tinyuf2.c | |
parent | e8171efc7158ba4ebb24827680b19b775d366b1a (diff) | |
parent | efc9c525b19b33c6e09057218ea64f07f45f9555 (diff) |
Remerge 0.16.x' into firmware21
Diffstat (limited to 'platforms/chibios/bootloaders/tinyuf2.c')
-rw-r--r-- | platforms/chibios/bootloaders/tinyuf2.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/platforms/chibios/bootloaders/tinyuf2.c b/platforms/chibios/bootloaders/tinyuf2.c new file mode 100644 index 0000000000..9ffca5dec8 --- /dev/null +++ b/platforms/chibios/bootloaders/tinyuf2.c @@ -0,0 +1,34 @@ +/* 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> + +// From tinyuf2's board_api.h +#define DBL_TAP_MAGIC 0xF01669EF + +// defined by linker script +extern uint32_t _board_dfu_dbl_tap[]; +#define DBL_TAP_REG _board_dfu_dbl_tap[0] + +__attribute__((weak)) void bootloader_jump(void) { + DBL_TAP_REG = DBL_TAP_MAGIC; + NVIC_SystemReset(); +} + +/* not needed, no two-stage reset */ +void enter_bootloader_mode_if_requested(void) {} |