#if defined(KIIBOHD_BOOTLOADER)
/* Kiibohd Bootloader (MCHCK and Infinity KB) */
-#define SCB_AIRCR (*(volatile uint32_t *)0xE000ED0C) // Application Interrupt and Reset Control
-#define VBAT (*(volatile uint8_t *)0x4003E000) // VBAT register file (32 bytes)
+#define SCB_AIRCR_VECTKEY_WRITEMAGIC 0x05FA0000
const uint8_t sys_reset_to_loader_magic[] = "\xff\x00\x7fRESET TO LOADER\x7f\x00\xff";
void bootloader_jump(void) {
- __builtin_memcpy((void *)&VBAT, (const void *)sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic));
+ __builtin_memcpy((void *)VBAT, (const void *)sys_reset_to_loader_magic, sizeof(sys_reset_to_loader_magic));
// request reset
- SCB_AIRCR = 0x05FA0004;
+ SCB->AIRCR = SCB_AIRCR_VECTKEY_WRITEMAGIC | SCB_AIRCR_SYSRESETREQ_Msk;
}
#else /* defined(KIIBOHD_BOOTLOADER) */
#endif /* defined(KIIBOHD_BOOTLOADER) */
#else /* neither STM32 nor KINETIS */
+__attribute__((weak))
void bootloader_jump(void) {}
#endif
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