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Reorganizing project

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This commit is contained in:
Attila Body 2019-11-08 11:47:49 +01:00
parent 2d6567b1b2
commit 76ba80db36
51 changed files with 139 additions and 266 deletions
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48
lib/memcpy_dma.c
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@ -1,48 +0,0 @@
/*
* memcpy_dma.c
*
* Created on: Oct 1, 2019
* Author: abody
*/
#include "memcpy_dma.h"
#include "dma_helper.h"
#ifndef DIAG_INTERRUPT_IN
# define DIAG_INTERRUPT_IN()
#endif
#ifndef DIAG_INTERRUPT_OUT
# define DIAG_INTERRUPT_OUT()
#endif
volatile uint8_t g_memcpyDmaBusy = 0;
static DMAINFO g_memcpyDmaInfo;
void InitMemcpyDma(DMA_TypeDef *dma, uint32_t stream)
{
InitDmaInfo(&g_memcpyDmaInfo, dma, stream);
LL_DMA_EnableIT_TC(dma, stream);
}
void * MemcpyDma(void *dst, void const *src, size_t length)
{
LL_DMA_SetM2MSrcAddress(g_memcpyDmaInfo.dma, g_memcpyDmaInfo.stream, (uint32_t)src);
LL_DMA_SetM2MDstAddress(g_memcpyDmaInfo.dma, g_memcpyDmaInfo.stream, (uint32_t)dst);
LL_DMA_SetDataLength(g_memcpyDmaInfo.dma, g_memcpyDmaInfo.stream, (length+3)/4 );
g_memcpyDmaBusy = 1;
LL_DMA_EnableStream(g_memcpyDmaInfo.dma, g_memcpyDmaInfo.stream);
while(g_memcpyDmaBusy);
return dst;
}
void HandleMemcpyDmaIrq()
{
DIAG_INTERRUPT_IN();
if(*g_memcpyDmaInfo.isReg & g_memcpyDmaInfo.tcMask) { // DMA transfer complete
*g_memcpyDmaInfo.ifcReg = g_memcpyDmaInfo.tcMask;
LL_DMA_DisableStream(g_memcpyDmaInfo.dma, g_memcpyDmaInfo.stream);
g_memcpyDmaBusy = 0;
}
DIAG_INTERRUPT_OUT();
}