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Bootloader: always treat initial state as tainted. Firmware: mark boot state as tainted on boot. (#558)

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This commit is contained in:
あく
2021-07-02 16:02:36 +03:00
committed by GitHub
parent df9a6673da
commit b6d5b5cb74
7 changed files with 39 additions and 20 deletions
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10
firmware/targets/f6/api-hal/api-hal-boot.c
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@@ -1,12 +1,18 @@
#include <api-hal-boot.h>
#include <stm32wbxx_ll_rtc.h>
#define BOOT_REQUEST_NONE 0x00000000
// Boot request enum
#define BOOT_REQUEST_TAINTED 0x00000000
#define BOOT_REQUEST_CLEAN 0xDADEDADE
#define BOOT_REQUEST_DFU 0xDF00B000
void api_hal_boot_init() {
LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_TAINTED);
}
void api_hal_boot_set_mode(ApiHalBootMode mode) {
if (mode == ApiHalBootModeNormal) {
LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_NONE);
LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_CLEAN);
} else if (mode == ApiHalBootModeDFU) {
LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_DFU);
}

2
firmware/targets/f6/api-hal/api-hal.c
View File

@@ -1,6 +1,8 @@
#include <api-hal.h>
void api_hal_init() {
api_hal_boot_init();
FURI_LOG_I("FURI_HAL", "BOOT OK");
api_hal_version_init();
FURI_LOG_I("FURI_HAL", "VERSION OK");
api_hal_delay_init();