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Fixed bug affecting management of data buffers inside MDx implementation of inputStream API

replace/4050cc3033ac31d7e1b89f970395b780f0b7b71b
Silvano Seva 2021-08-27 14:26:16 +02:00
rodzic 9650ff5925
commit 943838c263
1 zmienionych plików z 9 dodań i 9 usunięć
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18
platform/drivers/audio/inputStream_MDx.cpp
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@ -29,12 +29,12 @@
using namespace miosix;
bool inUse = false; // Flag to determine if the input stream is already open.
Thread *sWaiting = 0; // Thread waiting on interrupt.
uint32_t bufAddr = 0; // Start address of data buffer, fixed.
uint32_t bufCurr = 0; // Buffer address to be returned to application.
size_t bufLen = 0; // Buffer length.
uint8_t bufMode = BUF_LINEAR; // Buffer management mode.
bool inUse = false; // Flag to determine if the input stream is already open.
Thread *sWaiting = 0; // Thread waiting on interrupt.
stream_sample_t *bufAddr = 0; // Start address of data buffer, fixed.
stream_sample_t *bufCurr = 0; // Buffer address to be returned to application.
size_t bufLen = 0; // Buffer length.
uint8_t bufMode = BUF_LINEAR; // Buffer management mode.
void __attribute__((used)) DmaHandlerImpl()
{
@ -107,7 +107,7 @@ streamId inputStream_start(const enum AudioSource source,
}
bufMode = mode;
bufAddr = reinterpret_cast< uint32_t >(buf);
bufAddr = buf;
bufLen = bufLength;
RCC->APB2ENR |= RCC_APB2ENR_ADC2EN; // Enable ADC
@ -237,7 +237,7 @@ dataBlock_t inputStream_getData(streamId id)
{
// Reload DMA configuration then start DMA and ADC, stopped in ISR
DMA2_Stream2->PAR = reinterpret_cast< uint32_t >(&(ADC2->DR));
DMA2_Stream2->M0AR = bufAddr;
DMA2_Stream2->M0AR = reinterpret_cast< uint32_t >(bufAddr);
DMA2_Stream2->NDTR = bufLen;
DMA2_Stream2->CR |= DMA_SxCR_EN;
ADC2->CR2 |= ADC_CR2_ADON;
@ -261,7 +261,7 @@ dataBlock_t inputStream_getData(streamId id)
}
dataBlock_t block;
block.data = reinterpret_cast< stream_sample_t *>(bufCurr);
block.data = bufCurr;
block.len = bufLen;
if(bufMode == BUF_CIRC_DOUBLE) block.len /= 2;