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bootloader_support: Fix enable rtc_wdt for resolve issue with varying supply

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Eliminates the issue with the lock up in the bootloader due to a power drawdown during its operation.

Closes https://github.com/espressif/esp-idf/issues/1814
This commit is contained in:
Konstantin Kondrashov
2018-07-26 17:07:36 +08:00
committed by bot
parent 5f1844a0c8
commit 9c715d7946
8 changed files with 110 additions and 3 deletions
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2
components/bootloader_support/src/flash_encrypt.c
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@@ -24,6 +24,7 @@
#include "esp_efuse.h"
#include "esp_log.h"
#include "rom/secure_boot.h"
#include "soc/rtc_wdt.h"
#include "rom/cache.h"
#include "rom/spi_flash.h" /* TODO: Remove this */
@@ -317,6 +318,7 @@ esp_err_t esp_flash_encrypt_region(uint32_t src_addr, size_t data_length)
}
for (size_t i = 0; i < data_length; i += FLASH_SECTOR_SIZE) {
rtc_wdt_feed();
uint32_t sec_start = i + src_addr;
err = bootloader_flash_read(sec_start, buf, FLASH_SECTOR_SIZE, false);
if (err != ESP_OK) {