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stmhal/sdcard: Fix initialisation of DMA TX so that writes work. 

Addresses issue #2034.
This commit is contained in:
Damien George 2016-05-06 10:53:25 +01:00
parent cbbeb786d7
commit 88153dc56a
1 changed files with 2 additions and 2 deletions
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4
stmhal/sdcard.c
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@ -244,8 +244,8 @@ mp_uint_t sdcard_write_blocks(const uint8_t *src, uint32_t block_num, uint32_t n
if (query_irq() == IRQ_STATE_ENABLED) { if (query_irq() == IRQ_STATE_ENABLED) {
// we must disable USB irqs to prevent MSC contention with SD card // we must disable USB irqs to prevent MSC contention with SD card
uint32_t basepri = raise_irq_pri(IRQ_PRI_OTG_FS); uint32_t basepri = raise_irq_pri(IRQ_PRI_OTG_FS);
\
dma_init(&sd_rx_dma, &dma_SDIO_0_TX, &sd_handle); dma_init(&sd_tx_dma, &dma_SDIO_0_TX, &sd_handle);
sd_handle.hdmatx = &sd_tx_dma; sd_handle.hdmatx = &sd_tx_dma;
err = HAL_SD_WriteBlocks_BlockNumber_DMA(&sd_handle, (uint32_t*)src, block_num, SDCARD_BLOCK_SIZE, num_blocks); err = HAL_SD_WriteBlocks_BlockNumber_DMA(&sd_handle, (uint32_t*)src, block_num, SDCARD_BLOCK_SIZE, num_blocks);