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Merge pull request #1996 from jepler/nrf-reboot-bootloader 

[DRAFT] nrf: enable "reboot to bootloader" functionality
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Scott Shawcroft 2019-08-02 11:55:33 -07:00 committed by GitHub
parent 08718993be 34e2bab96a
commit 64bf0f8f1f
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 1 deletions
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9
ports/nrf/common-hal/microcontroller/__init__.c
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@ -37,6 +37,7 @@
#include "shared-bindings/microcontroller/Processor.h" #include "shared-bindings/microcontroller/Processor.h"
#include "supervisor/filesystem.h" #include "supervisor/filesystem.h"
#include "supervisor/shared/safe_mode.h"
#include "nrfx_glue.h" #include "nrfx_glue.h"
// This routine should work even when interrupts are disabled. Used by OneWire // This routine should work even when interrupts are disabled. Used by OneWire
@ -52,7 +53,13 @@ void common_hal_mcu_enable_interrupts() {
} }
void common_hal_mcu_on_next_reset(mcu_runmode_t runmode) { void common_hal_mcu_on_next_reset(mcu_runmode_t runmode) {
// TODO: see atmel-samd for functionality enum { DFU_MAGIC_UF2_RESET = 0x57 };
if(runmode == RUNMODE_BOOTLOADER)
NRF_POWER->GPREGRET = DFU_MAGIC_UF2_RESET;
else
NRF_POWER->GPREGRET = 0;
if(runmode == RUNMODE_SAFE_MODE)
safe_mode_on_next_reset(PROGRAMMATIC_SAFE_MODE);
} }
void common_hal_mcu_reset(void) { void common_hal_mcu_reset(void) {