58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
/*
|
|
* ll_dmahelper.h
|
|
*
|
|
* Created on: Oct 25, 2019
|
|
* Author: abody
|
|
*/
|
|
|
|
#ifndef LL_DMAHELPER_H_
|
|
#define LL_DMAHELPER_H_
|
|
|
|
#include <inttypes.h>
|
|
#include <platform/dma_ll.h>
|
|
|
|
namespace f4ll {
|
|
|
|
class LL_DmaHelper {
|
|
public:
|
|
LL_DmaHelper(DMA_TypeDef *dma, uint32_t stream);
|
|
LL_DmaHelper(LL_DmaHelper const &base) = default;
|
|
|
|
inline DMA_TypeDef* GetDma() const { return m_dma; }
|
|
inline uint32_t GetStream() const { return m_stream; }
|
|
inline volatile uint32_t* GetIsReg() const { return m_isReg; }
|
|
inline volatile uint32_t* GetIfcReg() const { return m_ifcReg; }
|
|
inline uint32_t GetFeMask() const { return m_FEMasks[m_stream]; }
|
|
inline uint32_t GetDmeMask() const { return m_DMEMasks[m_stream]; }
|
|
inline uint32_t GetTeMask() const { return m_TEMasks[m_stream]; }
|
|
inline uint32_t GetHtMask() const { return m_HTMasks[m_stream]; }
|
|
inline uint32_t GetTcMask() const { return m_TCMasks[m_stream]; }
|
|
|
|
inline bool IsEnabledIt_HT() { return LL_DMA_IsEnabledIT_HT(m_dma, m_stream) != 0; }
|
|
inline bool IsEnabledIt_TE() { return LL_DMA_IsEnabledIT_TE(m_dma, m_stream) != 0; }
|
|
inline bool IsEnabledIt_TC() { return LL_DMA_IsEnabledIT_TC(m_dma, m_stream) != 0; }
|
|
inline bool IsEnabledIt_DME() { return LL_DMA_IsEnabledIT_DME(m_dma, m_stream) != 0; }
|
|
inline bool IsEnabledIt_FE() { return LL_DMA_IsEnabledIT_FE(m_dma, m_stream) != 0; }
|
|
|
|
enum class DmaErrorType {
|
|
Transfer,
|
|
DirectMode,
|
|
Fifo
|
|
};
|
|
|
|
private:
|
|
DMA_TypeDef *m_dma;
|
|
uint32_t m_stream;
|
|
volatile uint32_t *m_isReg;
|
|
volatile uint32_t *m_ifcReg;
|
|
|
|
static const uint32_t m_FEMasks[8];
|
|
static const uint32_t m_DMEMasks[8];
|
|
static const uint32_t m_TEMasks[8];
|
|
static const uint32_t m_HTMasks[8];
|
|
static const uint32_t m_TCMasks[8];
|
|
};
|
|
|
|
} /* namespace f4ll */
|
|
|
|
#endif /* LL_DMAHELPER_H_ */
|