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fix(sdmmc): Improve SD card state checking after write/read command

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This commit is contained in:
Adam Múdry
2024-10-15 22:28:26 +02:00
committed by BOT
parent 4f91b24053
commit 618824274c
3 changed files with 11 additions and 5 deletions
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9
components/sdmmc/sdmmc_cmd.c
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@@ -436,6 +436,11 @@ esp_err_t sdmmc_write_sectors(sdmmc_card_t* card, const void* src,
return err;
}
static bool mmc_ready_for_data(uint32_t status)
{
return (status & MMC_R1_READY_FOR_DATA) && (MMC_R1_CURRENT_STATE_STATUS(status) == MMC_R1_CURRENT_STATE_TRAN);
}
esp_err_t sdmmc_write_sectors_dma(sdmmc_card_t* card, const void* src,
size_t start_block, size_t block_count)
{
@@ -471,7 +476,7 @@ esp_err_t sdmmc_write_sectors_dma(sdmmc_card_t* card, const void* src,
int64_t t0 = esp_timer_get_time();
int64_t t1 = 0;
/* SD mode: wait for the card to become idle based on R1 status */
while (!host_is_spi(card) && !(status & MMC_R1_READY_FOR_DATA)) {
while (!host_is_spi(card) && !mmc_ready_for_data(status)) {
t1 = esp_timer_get_time();
if (t1 - t0 > SDMMC_READY_FOR_DATA_TIMEOUT_US) {
ESP_LOGE(TAG, "write sectors dma - timeout");
@@ -584,7 +589,7 @@ esp_err_t sdmmc_read_sectors_dma(sdmmc_card_t* card, void* dst,
int64_t t0 = esp_timer_get_time();
int64_t t1 = 0;
/* SD mode: wait for the card to become idle based on R1 status */
while (!host_is_spi(card) && !(status & MMC_R1_READY_FOR_DATA)) {
while (!host_is_spi(card) && !mmc_ready_for_data(status)) {
t1 = esp_timer_get_time();
if (t1 - t0 > SDMMC_READY_FOR_DATA_TIMEOUT_US) {
ESP_LOGE(TAG, "read sectors dma - timeout");