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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2917 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2011-05-03 20:36:44 +00:00
parent f6ed2f2a84
commit 3e42a8fe76
2 changed files with 8 additions and 3 deletions
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5
os/hal/platforms/STM32/sdc_lld.c
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@ -319,6 +319,11 @@ bool_t sdc_lld_read_blocks(SDCDriver *sdcp, uint8_t *buf, uint32_t n) {
msg_t msg; msg_t msg;
chSysLock(); chSysLock();
dmaChannelSetup(&STM32_DMA2->channels[STM32_DMA_CHANNEL_4],
n * SDC_BLOCK_SIZE, buf,
(STM32_SDC_SDIO_DMA_PRIORITY << 12) |
DMA_CCR1_MINC | DMA_CCR1_EN);
chDbgAssert(sdcp->thread == NULL, "sdc_lld_read_blocks(), #1", "not NULL"); chDbgAssert(sdcp->thread == NULL, "sdc_lld_read_blocks(), #1", "not NULL");
sdcp->thread = chThdSelf(); sdcp->thread = chThdSelf();
chSchGoSleepS(THD_STATE_SUSPENDED); chSchGoSleepS(THD_STATE_SUSPENDED);