Kinda works
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86
components/f4ll_cpp/dmahelper.cpp
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86
components/f4ll_cpp/dmahelper.cpp
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/*
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* dma_helper.c
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*
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* Created on: Sep 18, 2019
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* Author: abody
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*/
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#include <f4ll_cpp/dmahelper.h>
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#ifndef MOCKABLE
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#define MOCKABLE(x) x
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#endif
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namespace f4ll_cpp
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{
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DmaHelper::DmaHelper(DMA_TypeDef *dma, uint32_t stream)
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{
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m_dma = dma;
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m_stream = stream;
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m_isReg = _GetIsReg(dma, stream);
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m_ifcReg = _GetIfcReg(dma, stream);
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m_feMask = _GetFeMask(stream);
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m_dmeMask = _GetDmeMask(stream);
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m_teMask = _GetTeMask(stream);
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m_htMask = _GetHtMask(stream);
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m_tcMask = _GetTcMask(stream);
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}
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volatile uint32_t* DmaHelper::_GetIsReg(DMA_TypeDef *dma, uint32_t stream)
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{
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if(dma == DMA1)
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return (stream < LL_DMA_STREAM_4) ? &DMA1->LISR : &DMA1->HISR;
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else
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return (stream < LL_DMA_STREAM_4) ? &DMA2->LISR : &DMA2->HISR;
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}
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volatile uint32_t* DmaHelper::_GetIfcReg(DMA_TypeDef *dma, uint32_t stream)
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{
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if(dma == DMA1)
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return (stream < LL_DMA_STREAM_4) ? &DMA1->LIFCR : &DMA1->HIFCR;
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else
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return (stream < LL_DMA_STREAM_4) ? &DMA2->LIFCR : &DMA2->HIFCR;
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}
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uint32_t DmaHelper::_GetFeMask(uint32_t stream)
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{
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static const uint32_t feMasks[8] = {
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DMA_LISR_FEIF0, DMA_LISR_FEIF1, DMA_LISR_FEIF2, DMA_LISR_FEIF3, DMA_HISR_FEIF4, DMA_HISR_FEIF5, DMA_HISR_FEIF6, DMA_HISR_FEIF7
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};
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return feMasks[stream];
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}
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uint32_t DmaHelper::_GetDmeMask(uint32_t stream)
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{
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static const uint32_t dmeMasks[8] = {
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DMA_LISR_DMEIF0, DMA_LISR_DMEIF1, DMA_LISR_DMEIF2, DMA_LISR_DMEIF3, DMA_HISR_DMEIF4, DMA_HISR_DMEIF5, DMA_HISR_DMEIF6, DMA_HISR_DMEIF7
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};
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return dmeMasks[stream];
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}
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uint32_t DmaHelper::_GetTeMask(uint32_t stream)
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{
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static const uint32_t teMasks[8] = {
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DMA_LISR_TEIF0, DMA_LISR_TEIF1, DMA_LISR_TEIF2, DMA_LISR_TEIF3, DMA_HISR_TEIF4, DMA_HISR_TEIF5, DMA_HISR_TEIF6, DMA_HISR_TEIF7
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};
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return teMasks[stream];
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}
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uint32_t DmaHelper::_GetHtMask(uint32_t stream)
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{
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static const uint32_t htMasks[8] = {
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DMA_LISR_HTIF0, DMA_LISR_HTIF1, DMA_LISR_HTIF2, DMA_LISR_HTIF3, DMA_HISR_HTIF4, DMA_HISR_HTIF5, DMA_HISR_HTIF6, DMA_HISR_HTIF7
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};
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return htMasks[stream];
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}
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uint32_t DmaHelper::_GetTcMask(uint32_t stream)
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{
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static const uint32_t tcMasks[8] = {
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DMA_LISR_TCIF0, DMA_LISR_TCIF1, DMA_LISR_TCIF2, DMA_LISR_TCIF3, DMA_HISR_TCIF4, DMA_HISR_TCIF5, DMA_HISR_TCIF6, DMA_HISR_TCIF7
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};
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return tcMasks[stream];
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}
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} // f4ll_cpp
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