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Code Issues Wiki Activity

Re-design DMA driver

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This commit is contained in:
Evgeny Sychov 2016-07-01 01:53:45 -07:00
parent 1c1dff4b12
commit 2d070a3507
16 changed files with 299 additions and 394 deletions
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10
src/main/drivers/transponder_ir.c
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@ -38,19 +38,19 @@ uint8_t transponderIrDMABuffer[TRANSPONDER_DMA_BUFFER_SIZE];
volatile uint8_t transponderIrDataTransferInProgress = 0;
void transponderDMAHandler(DMA_Channel_TypeDef *channel)
void transponderDMAHandler(dmaChannelDescriptor_t* descriptor)
{
if (DMA_GetFlagStatus(TRANSPONDER_DMA_TC_FLAG)) {
if (DMA_GET_FLAG_STATUS(descriptor, DMA_IT_TCIF)) {
transponderIrDataTransferInProgress = 0;
DMA_Cmd(channel, DISABLE);
DMA_ClearFlag(TRANSPONDER_DMA_TC_FLAG);
DMA_Cmd(descriptor->channel, DISABLE);
DMA_CLEAR_FLAG(descriptor, DMA_IT_TCIF);
}
}
void transponderIrInit(void)
{
memset(&transponderIrDMABuffer, 0, TRANSPONDER_DMA_BUFFER_SIZE);
dmaSetHandler(TRANSPONDER_DMA_HANDLER_IDENTIFER, transponderDMAHandler);
dmaSetHandler(TRANSPONDER_DMA_HANDLER_IDENTIFER, transponderDMAHandler, NVIC_PRIO_TRANSPONDER_DMA, 0);
transponderIrHardwareInit();
}