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Adding DMA ownership for ADC, LED STRIP, USART and MOTOR

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This commit is contained in:
blckmn 2016-11-08 13:47:37 +11:00
parent 9ec798a6f5
commit 8dc3bee80d
23 changed files with 212 additions and 90 deletions
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82
src/main/drivers/dma.h
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@ -17,9 +17,27 @@
#pragma once
#include "resource.h"
struct dmaChannelDescriptor_s;
typedef void (*dmaCallbackHandlerFuncPtr)(struct dmaChannelDescriptor_s *channelDescriptor);
typedef struct dmaChannelDescriptor_s {
DMA_TypeDef* dma;
#if defined(STM32F4) || defined(STM32F7)
DMA_Stream_TypeDef* stream;
#else
DMA_Channel_TypeDef* channel;
#endif
dmaCallbackHandlerFuncPtr irqHandlerCallback;
uint8_t flagsShift;
IRQn_Type irqN;
uint32_t rcc;
uint32_t userParam;
resourceOwner_e owner;
uint8_t resourceIndex;
} dmaChannelDescriptor_t;
#if defined(STM32F4) || defined(STM32F7)
uint32_t dmaFlag_IT_TCIF(const DMA_Stream_TypeDef *stream);
@ -41,19 +59,15 @@ typedef enum {
DMA2_ST5_HANDLER,
DMA2_ST6_HANDLER,
DMA2_ST7_HANDLER,
} dmaHandlerIdentifier_e;
DMA_MAX_DESCRIPTORS
} dmaIdentifier_e;
typedef struct dmaChannelDescriptor_s {
DMA_TypeDef* dma;
DMA_Stream_TypeDef* stream;
dmaCallbackHandlerFuncPtr irqHandlerCallback;
uint8_t flagsShift;
IRQn_Type irqN;
uint32_t rcc;
uint32_t userParam;
} dmaChannelDescriptor_t;
#define DMA_MOD_VALUE 8
#define DMA_MOD_OFFSET 0
#define DMA_OUTPUT_INDEX 0
#define DMA_OUTPUT_STRING "DMA%d Stream %d:"
#define DEFINE_DMA_CHANNEL(d, s, f, i, r) {.dma = d, .stream = s, .irqHandlerCallback = NULL, .flagsShift = f, .irqN = i, .rcc = r, .userParam = 0}
#define DEFINE_DMA_CHANNEL(d, s, f, i, r) {.dma = d, .stream = s, .irqHandlerCallback = NULL, .flagsShift = f, .irqN = i, .rcc = r, .userParam = 0, .owner = 0, .resourceIndex = 0 }
#define DEFINE_DMA_IRQ_HANDLER(d, s, i) void DMA ## d ## _Stream ## s ## _IRQHandler(void) {\
if (dmaDescriptors[i].irqHandlerCallback)\
dmaDescriptors[i].irqHandlerCallback(&dmaDescriptors[i]);\
@ -63,11 +77,13 @@ typedef struct dmaChannelDescriptor_s {
#define DMA_GET_FLAG_STATUS(d, flag) (d->flagsShift > 31 ? d->dma->HISR & (flag << (d->flagsShift - 32)): d->dma->LISR & (flag << d->flagsShift))
#define DMA_IT_TCIF ((uint32_t)0x00000020)
#define DMA_IT_HTIF ((uint32_t)0x00000010)
#define DMA_IT_TEIF ((uint32_t)0x00000008)
#define DMA_IT_DMEIF ((uint32_t)0x00000004)
#define DMA_IT_FEIF ((uint32_t)0x00000001)
#define DMA_IT_TCIF ((uint32_t)0x00000020)
#define DMA_IT_HTIF ((uint32_t)0x00000010)
#define DMA_IT_TEIF ((uint32_t)0x00000008)
#define DMA_IT_DMEIF ((uint32_t)0x00000004)
#define DMA_IT_FEIF ((uint32_t)0x00000001)
dmaIdentifier_e dmaGetIdentifier(const DMA_Stream_TypeDef* stream);
#else
@ -79,24 +95,22 @@ typedef enum {
DMA1_CH5_HANDLER,
DMA1_CH6_HANDLER,
DMA1_CH7_HANDLER,
#if defined(STM32F3) || defined(STM32F10X_CL)
DMA2_CH1_HANDLER,
DMA2_CH2_HANDLER,
DMA2_CH3_HANDLER,
DMA2_CH4_HANDLER,
DMA2_CH5_HANDLER,
} dmaHandlerIdentifier_e;
#endif
DMA_MAX_DESCRIPTORS
} dmaIdentifier_e;
typedef struct dmaChannelDescriptor_s {
DMA_TypeDef* dma;
DMA_Channel_TypeDef* channel;
dmaCallbackHandlerFuncPtr irqHandlerCallback;
uint8_t flagsShift;
IRQn_Type irqN;
uint32_t rcc;
uint32_t userParam;
} dmaChannelDescriptor_t;
#define DMA_MOD_VALUE 7
#define DMA_MOD_OFFSET 1
#define DMA_OUTPUT_INDEX 0
#define DMA_OUTPUT_STRING "DMA%d Channel %d:"
#define DEFINE_DMA_CHANNEL(d, c, f, i, r) {.dma = d, .channel = c, .irqHandlerCallback = NULL, .flagsShift = f, .irqN = i, .rcc = r, .userParam = 0}
#define DEFINE_DMA_CHANNEL(d, c, f, i, r) {.dma = d, .channel = c, .irqHandlerCallback = NULL, .flagsShift = f, .irqN = i, .rcc = r, .userParam = 0, .owner = 0, .resourceIndex = 0 }
#define DEFINE_DMA_IRQ_HANDLER(d, c, i) void DMA ## d ## _Channel ## c ## _IRQHandler(void) {\
if (dmaDescriptors[i].irqHandlerCallback)\
dmaDescriptors[i].irqHandlerCallback(&dmaDescriptors[i]);\
@ -105,12 +119,16 @@ typedef struct dmaChannelDescriptor_s {
#define DMA_CLEAR_FLAG(d, flag) d->dma->IFCR = (flag << d->flagsShift)
#define DMA_GET_FLAG_STATUS(d, flag) (d->dma->ISR & (flag << d->flagsShift))
#define DMA_IT_TCIF ((uint32_t)0x00000002)
#define DMA_IT_HTIF ((uint32_t)0x00000004)
#define DMA_IT_TEIF ((uint32_t)0x00000008)
#define DMA_IT_TCIF ((uint32_t)0x00000002)
#define DMA_IT_HTIF ((uint32_t)0x00000004)
#define DMA_IT_TEIF ((uint32_t)0x00000008)
dmaIdentifier_e dmaGetIdentifier(const DMA_Channel_TypeDef* channel);
#endif
void dmaInit(void);
void dmaSetHandler(dmaHandlerIdentifier_e identifier, dmaCallbackHandlerFuncPtr callback, uint32_t priority, uint32_t userParam);
void dmaInit(dmaIdentifier_e identifier, resourceOwner_e owner, uint8_t resourceIndex);
void dmaSetHandler(dmaIdentifier_e identifier, dmaCallbackHandlerFuncPtr callback, uint32_t priority, uint32_t userParam);
resourceOwner_e dmaGetOwner(dmaIdentifier_e identifier);
uint8_t dmaGetResourceIndex(dmaIdentifier_e identifier);