playground-stm32/f407ve_hs_uart
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HsUsart renamed to PacketUsart, volatile usage review

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This commit is contained in:
Attila Body 2019-11-13 15:24:01 +01:00
parent 7cdc79c2ac
commit 23a75f43c7
12 changed files with 179 additions and 171 deletions
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24
components/f4ll/inc/crchandler.h
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@ -32,17 +32,17 @@ public:
friend class CrcHandler;
public:
struct CrcTask {
void const * volatile m_address; // changed to nullptr when execution starts
uint16_t volatile m_wordCount;
ICallback *m_callback;
uintptr_t m_callbackParam;
void const * m_address; // changed to nullptr when execution starts
uint16_t m_wordCount;
ICallback *m_callback;
uintptr_t m_callbackParam;
};
private:
SlotBase *m_next = nullptr;
SlotBase volatile *m_next = nullptr;
uint8_t m_taskCount;
virtual CrcTask& operator[](int index) = 0;
virtual CrcTask volatile & operator[](int index) volatile = 0;
protected:
SlotBase(unsigned int taskCount) : m_taskCount(taskCount) {}
@ -54,7 +54,7 @@ public:
{
public:
Slot() : SlotBase(n) {}
virtual CrcTask& operator[](int index) { return m_tasks[index]; }
virtual CrcTask volatile & operator[](int index) volatile { return m_tasks[index]; }
private:
Slot::CrcTask m_tasks[n];
@ -68,7 +68,7 @@ public:
bool IsQueued(SlotBase &slot, uint8_t task) const;
bool IsRunning(SlotBase &slot, uint8_t task) const;
void DmaTransferCompleted(void);
void DmaTransferCompleted(void);
private:
CrcHandler(DMA_TypeDef *dma, uint32_t stream);
@ -77,10 +77,10 @@ private:
void StartNextTask(void);
void WaitResults(SlotBase &slot, uint8_t task) const;
DmaHelper m_dma;
SlotBase * volatile m_firstSlot = nullptr;
SlotBase * volatile m_activeSlot = nullptr;
int volatile m_activeTask;
DmaHelper m_dma;
SlotBase volatile *m_firstSlot = nullptr;
SlotBase volatile *m_activeSlot = nullptr;
int volatile m_activeTask;
};