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Fix for sdio_write_sectors

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The issue was found by using f_mkdir("directory_name").
The function always returned FR_DISK_ERR due to an unhadled case in sdio_write_sectors().
According to this documentation: http://www.convict.lu/pdf/ProdManualSDCardv1.9.pdf#page=92 stop transmission command should be sent after writing multiple blocks.
This patch fixes this bug also adds a test case for it.
This commit is contained in:
Robert Fancsik 2018-04-16 11:22:38 +02:00
parent 0fa4213577
commit b43c3cee2d
2 changed files with 23 additions and 13 deletions
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14
examples/fatfs/main.c
View file

@ -12,6 +12,7 @@
#define CS_GPIO_PIN 2
#define TEST_FILENAME "/test_loooong_filename.txt"
#define TEST_DIRECTORYNAME "my_directory"
#define TEST_CONTENTS "Hello! It's FatFs on esp8266 with ESP Open RTOS!"
#define READBUF_SIZE 256
#define DELAY_MS 3000
@ -69,6 +70,19 @@ void check_fatfs()
if (failed(f_chdrive(vol)))
return;
// Create a directory if it not exists
FILINFO info;
if (failed(f_stat(TEST_DIRECTORYNAME, &info)) && info.fattrib & AM_DIR)
{
printf("f_mkdir (\"%s\")\n", TEST_DIRECTORYNAME);
if (failed(f_mkdir(TEST_DIRECTORYNAME)))
return;
}
else
{
printf("\"%s\" directory already exists\n", TEST_DIRECTORYNAME);
}
FIL f;
// Create test file
printf("f_open(&f, \"%s\", FA_WRITE | FA_CREATE_ALWAYS)", TEST_FILENAME);

22
extras/sdio/sdio.c
View file

@ -394,16 +394,10 @@ sdio_error_t sdio_write_sectors(sdio_card_t *card, uint32_t sector, uint8_t *src
if (card->type != SDIO_TYPE_SDHC)
sector <<= 9;
if (count == 1)
{
// single block
if (command(card, CMD24, sector))
return set_error(card, SDIO_ERR_IO);
return set_error(card, write_data_block(card, TOKEN_SINGLE_TRAN, src));
}
bool multi = count != 1;
// send pre-erase count
if ((card->type == SDIO_TYPE_SD1
if (multi && (card->type == SDIO_TYPE_SD1
|| card->type == SDIO_TYPE_SD2
|| card->type == SDIO_TYPE_SDHC)
&& app_command(card, ACMD23, count))
@ -411,16 +405,19 @@ sdio_error_t sdio_write_sectors(sdio_card_t *card, uint32_t sector, uint8_t *src
return set_error(card, SDIO_ERR_IO);
}
if (command(card, CMD25, sector))
if (command(card, multi ? CMD25 : CMD24, sector))
return set_error(card, SDIO_ERR_IO);
while (count--)
{
if (write_data_block(card, TOKEN_MULTI_TRAN, src) != SDIO_ERR_NONE)
return card->error;
if (write_data_block(card, multi ? TOKEN_MULTI_TRAN : TOKEN_SINGLE_TRAN, src) != SDIO_ERR_NONE){
return card->error;
}
src += SDIO_BLOCK_SIZE;
}
spi_transfer_8(BUS, TOKEN_STOP_TRAN);
if (multi && command(card, CMD12, 0))
return set_error(card, SDIO_ERR_IO);
return set_error(card, SDIO_ERR_NONE);
}
@ -449,4 +446,3 @@ sdio_error_t sdio_erase_sectors(sdio_card_t *card, uint32_t first, uint32_t last
return set_error(card, wait() ? SDIO_ERR_NONE : SDIO_ERR_TIMEOUT);
}