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spi_flash: No CPU release time for an erase operation when OS is not running

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During the early start, the virtual eFuse mode can call erase operations when OS is not yet running.

Possible workaround: CONFIG_SPI_FLASH_YIELD_DURING_ERASE=n

Fixed for the legacy flash driver as well.
This commit is contained in:
KonstantinKondrashov
2021-10-29 17:32:28 +08:00
committed by Cao Sen Miao
parent 173f7e87aa
commit b0c1ceca06
3 changed files with 18 additions and 27 deletions
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5
components/spi_flash/flash_ops.c
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@@ -50,6 +50,7 @@
#include "esp_flash.h"
#include "esp_attr.h"
#include "bootloader_flash.h"
#include "esp_compiler.h"
esp_rom_spiflash_result_t IRAM_ATTR spi_flash_write_encrypted_chip(size_t dest_addr, const void *src, size_t size);
@@ -230,7 +231,9 @@ static inline void IRAM_ATTR spi_flash_guard_op_unlock(void)
static void IRAM_ATTR spi_flash_os_yield(void)
{
#ifdef CONFIG_SPI_FLASH_YIELD_DURING_ERASE
vTaskDelay(CONFIG_SPI_FLASH_ERASE_YIELD_TICKS);
if (likely(xTaskGetSchedulerState() == taskSCHEDULER_RUNNING)) {
vTaskDelay(CONFIG_SPI_FLASH_ERASE_YIELD_TICKS);
}
#endif
}