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bootloader_support: Adds API to detect Factory reset has happened

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Closes https://github.com/espressif/esp-idf/issues/10753
This commit is contained in:
KonstantinKondrashov
2023-03-18 04:07:52 +08:00
parent 017f55862d
commit efbafb873b
15 changed files with 124 additions and 32 deletions
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35
components/bootloader_support/src/bootloader_common_loader.c
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@@ -119,7 +119,7 @@ int bootloader_common_select_otadata(const esp_ota_select_entry_t *two_otadata,
return active_otadata;
}
#if defined( CONFIG_BOOTLOADER_SKIP_VALIDATE_IN_DEEP_SLEEP ) || defined( CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC )
#if CONFIG_BOOTLOADER_RESERVE_RTC_MEM
#define RTC_RETAIN_MEM_ADDR (SOC_RTC_DRAM_HIGH - sizeof(rtc_retain_mem_t))
@@ -148,7 +148,7 @@ static uint32_t rtc_retain_mem_size(void) {
#endif
}
static bool check_rtc_retain_mem(void)
static bool is_retain_mem_valid(void)
{
return esp_rom_crc32_le(UINT32_MAX, (uint8_t*)rtc_retain_mem, rtc_retain_mem_size()) == rtc_retain_mem->crc && rtc_retain_mem->crc != UINT32_MAX;
}
@@ -165,15 +165,37 @@ NOINLINE_ATTR void bootloader_common_reset_rtc_retain_mem(void)
uint16_t bootloader_common_get_rtc_retain_mem_reboot_counter(void)
{
if (check_rtc_retain_mem()) {
if (is_retain_mem_valid()) {
return rtc_retain_mem->reboot_counter;
}
return 0;
}
void bootloader_common_set_rtc_retain_mem_factory_reset_state(void)
{
if (!is_retain_mem_valid()) {
bootloader_common_reset_rtc_retain_mem();
}
rtc_retain_mem->flags.factory_reset_state = true;
update_rtc_retain_mem_crc();
}
bool bootloader_common_get_rtc_retain_mem_factory_reset_state(void)
{
if (is_retain_mem_valid()) {
bool factory_reset_state = rtc_retain_mem->flags.factory_reset_state;
if (factory_reset_state == true) {
rtc_retain_mem->flags.factory_reset_state = false;
update_rtc_retain_mem_crc();
}
return factory_reset_state;
}
return false;
}
esp_partition_pos_t* bootloader_common_get_rtc_retain_mem_partition(void)
{
if (check_rtc_retain_mem()) {
if (is_retain_mem_valid()) {
return &rtc_retain_mem->partition;
}
return NULL;
@@ -182,7 +204,7 @@ esp_partition_pos_t* bootloader_common_get_rtc_retain_mem_partition(void)
void bootloader_common_update_rtc_retain_mem(esp_partition_pos_t* partition, bool reboot_counter)
{
if (reboot_counter) {
if (!check_rtc_retain_mem()) {
if (!is_retain_mem_valid()) {
bootloader_common_reset_rtc_retain_mem();
}
if (++rtc_retain_mem->reboot_counter == 0) {
@@ -204,4 +226,5 @@ rtc_retain_mem_t* bootloader_common_get_rtc_retain_mem(void)
{
return rtc_retain_mem;
}
#endif // defined( CONFIG_BOOTLOADER_SKIP_VALIDATE_IN_DEEP_SLEEP ) || defined( CONFIG_BOOTLOADER_CUSTOM_RESERVE_RTC )
#endif // CONFIG_BOOTLOADER_RESERVE_RTC_MEM