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Merge pull request #3349 from jflyper/bfdev-fix-dma-corruption-updated

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F4 Fix UART TX DMA corruption
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jflyper 2017-07-19 22:59:43 +09:00 • committed by GitHub
commit dbbd7aef4b
7 changed files with 94 additions and 45 deletions
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7
src/main/drivers/serial_uart_stm32f10x.c
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@ -109,12 +109,9 @@ void uart_tx_dma_IRQHandler(dmaChannelDescriptor_t* descriptor)
{
uartPort_t *s = (uartPort_t*)(descriptor->userParam);
DMA_CLEAR_FLAG(descriptor, DMA_IT_TCIF);
DMA_Cmd(descriptor->ref, DISABLE);
DMA_Cmd(descriptor->ref, DISABLE); // XXX F1 needs this!!!
if (s->port.txBufferHead != s->port.txBufferTail)
uartStartTxDMA(s);
else
s->txDMAEmpty = true;
uartTryStartTxDMA(s);
}
// XXX Should serialUART be consolidated?