summaryrefslogtreecommitdiffstats
path: root/platforms/chibios/bootloaders/kiibohd.c
diff options
context:
space:
mode:
authorRyan <fauxpark@gmail.com>2021-12-27 21:10:07 +1100
committerGitHub <noreply@github.com>2021-12-27 21:10:07 +1100
commit6bc870d899c474bce82457699ec4b753d1538123 (patch)
tree600b8dda41f4b90f98199d4afd3037374a679a74 /platforms/chibios/bootloaders/kiibohd.c
parentcffe143ca20d938c910b59410dcd3d96dd7d433b (diff)
Refactor `bootloader_jump()` implementations (#15450)
* Refactor `bootloader_jump()` implementations * Fix tests? * Rename `atmel-samba` to `md-boot`
Diffstat (limited to 'platforms/chibios/bootloaders/kiibohd.c')
-rw-r--r--platforms/chibios/bootloaders/kiibohd.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/platforms/chibios/bootloaders/kiibohd.c b/platforms/chibios/bootloaders/kiibohd.c
new file mode 100644
index 0000000000..f4bb18f058
--- /dev/null
+++ b/platforms/chibios/bootloaders/kiibohd.c
@@ -0,0 +1,33 @@
+/* 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;
+}