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Disable IRQs around sdcard reads. 

Once the code switches to using DMA, this can be removed.
This commit is contained in:
Dave Hylands 2014-07-06 09:49:20 -07:00
parent 5fa5ca40e6
commit 90ba80dc36
1 changed files with 7 additions and 1 deletions
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8
stmhal/sdcard.c
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@ -144,7 +144,13 @@ bool sdcard_read_blocks(uint8_t *dest, uint32_t block_num, uint32_t num_blocks)
return false; return false;
} }
if (HAL_SD_ReadBlocks(&sd_handle, (uint32_t*)dest, block_num * SDCARD_BLOCK_SIZE, SDCARD_BLOCK_SIZE, num_blocks) != SD_OK) { HAL_SD_ErrorTypedef err;
__disable_irq();
err = HAL_SD_ReadBlocks(&sd_handle, (uint32_t*)dest, block_num * SDCARD_BLOCK_SIZE, SDCARD_BLOCK_SIZE, num_blocks);
__enable_irq();
if (err != SD_OK) {
return false; return false;
} }