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xtensa/esp32: Implement MTDIOC_ERASESTATE for SPI Flash driver

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Signed-off-by: Gustavo Henrique Nihei <gustavo.nihei@espressif.com>
This commit is contained in:
Gustavo Henrique Nihei
2021-07-13 19:33:56 -03:00
committed by Xiang Xiao
parent f5964d55dd
commit 5784d1384b
1 changed files with 10 additions and 0 deletions
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arch/xtensa/src/esp32/esp32_spiflash.c
+10
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@@ -69,6 +69,7 @@
#define SPI_FLASH_ENCRYPT_UNIT_SIZE (32)
#define SPI_FLASH_ENCRYPT_WORDS (32 / 4)
#define SPI_FLASH_ERASED_STATE (0xff)
#define ESP32_MTD_OFFSET CONFIG_ESP32_MTD_OFFSET
#define ESP32_MTD_SIZE CONFIG_ESP32_MTD_SIZE
@@ -1933,6 +1934,15 @@ static int esp32_ioctl(FAR struct mtd_dev_s *dev, int cmd,
}
break;
case MTDIOC_ERASESTATE:
{
FAR uint8_t *result = (FAR uint8_t *)arg;
*result = SPI_FLASH_ERASED_STATE;
ret = OK;
}
break;
default:
ret = -ENOTTY;
break;