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Versão atual 13-12-2013.
Dependencies: EthernetInterface mbed-rtos mbed
Drivers/dma.h@1:238ac24e46dd, 2013-12-13 (annotated)
- Committer:
- rebonatto
- Date:
- Fri Dec 13 11:45:06 2013 +0000
- Revision:
- 1:238ac24e46dd
- Parent:
- 0:65c41a68b49a
Atual 13-12-2013.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
rebonatto | 0:65c41a68b49a | 1 | /* |
rebonatto | 0:65c41a68b49a | 2 | * dma.h |
rebonatto | 0:65c41a68b49a | 3 | * |
rebonatto | 0:65c41a68b49a | 4 | * Created on: 03/07/2011 |
rebonatto | 0:65c41a68b49a | 5 | * Author: francisco |
rebonatto | 0:65c41a68b49a | 6 | */ |
rebonatto | 0:65c41a68b49a | 7 | #ifndef DMA_H |
rebonatto | 0:65c41a68b49a | 8 | #define DMA_H |
rebonatto | 0:65c41a68b49a | 9 | |
rebonatto | 0:65c41a68b49a | 10 | #define DMA_MEMORY -1 |
rebonatto | 0:65c41a68b49a | 11 | |
rebonatto | 0:65c41a68b49a | 12 | #define DMA_PERIPHERAL_SSP0_TX 0U |
rebonatto | 0:65c41a68b49a | 13 | #define DMA_PERIPHERAL_SSP0_RX 1U |
rebonatto | 0:65c41a68b49a | 14 | #define DMA_PERIPHERAL_SSP1_TX 2U |
rebonatto | 0:65c41a68b49a | 15 | #define DMA_PERIPHERAL_SSP1_RX 3U |
rebonatto | 0:65c41a68b49a | 16 | #define DMA_PERIPHERAL_ADC 4U |
rebonatto | 0:65c41a68b49a | 17 | #define DMA_PERIPHERAL_I2S0 5U |
rebonatto | 0:65c41a68b49a | 18 | #define DMA_PERIPHERAL_I2S1 6U |
rebonatto | 0:65c41a68b49a | 19 | #define DMA_PERIPHERAL_DAC 7U |
rebonatto | 0:65c41a68b49a | 20 | #define DMA_PERIPHERAL_UART0_TX 8U |
rebonatto | 0:65c41a68b49a | 21 | #define DMA_PERIPHERAL_UART0_RX 9U |
rebonatto | 0:65c41a68b49a | 22 | #define DMA_PERIPHERAL_UART1_TX 10U |
rebonatto | 0:65c41a68b49a | 23 | #define DMA_PERIPHERAL_UART1_RX 11U |
rebonatto | 0:65c41a68b49a | 24 | #define DMA_PERIPHERAL_UART2_TX 12U |
rebonatto | 0:65c41a68b49a | 25 | #define DMA_PERIPHERAL_UART2_RX 13U |
rebonatto | 0:65c41a68b49a | 26 | #define DMA_PERIPHERAL_UART3_TX 14U |
rebonatto | 0:65c41a68b49a | 27 | #define DMA_PERIPHERAL_UART3_RX 15U |
rebonatto | 0:65c41a68b49a | 28 | |
rebonatto | 0:65c41a68b49a | 29 | #define DMA_MEMORY_TO_MEMORY 0U |
rebonatto | 0:65c41a68b49a | 30 | #define DMA_MEMORY_TO_PERIPHERAL 1U |
rebonatto | 0:65c41a68b49a | 31 | #define DMA_PERIPHERAL_TO_MEMORY 2U |
rebonatto | 0:65c41a68b49a | 32 | #define DMA_PERIPHERAL_TO_PERIPHERAL 3U |
rebonatto | 0:65c41a68b49a | 33 | |
rebonatto | 0:65c41a68b49a | 34 | #define DMA_DEST_SIZE(n) (n<<15) |
rebonatto | 0:65c41a68b49a | 35 | #define DMA_SRC_SIZE(n) (n<<12) |
rebonatto | 0:65c41a68b49a | 36 | |
rebonatto | 0:65c41a68b49a | 37 | #define DMA_SRC_WIDTH_BYTE (0U<<18) |
rebonatto | 0:65c41a68b49a | 38 | #define DMA_SRC_WIDTH_HALFWORD (1U<<18) |
rebonatto | 0:65c41a68b49a | 39 | #define DMA_SRC_WIDTH_WORD (2U<<18) |
rebonatto | 0:65c41a68b49a | 40 | |
rebonatto | 0:65c41a68b49a | 41 | #define DMA_DST_WIDTH_BYTE (0U<<21) |
rebonatto | 0:65c41a68b49a | 42 | #define DMA_DST_WIDTH_HALFWORD (1U<<21) |
rebonatto | 0:65c41a68b49a | 43 | #define DMA_DST_WIDTH_WORD (2U<<21) |
rebonatto | 0:65c41a68b49a | 44 | |
rebonatto | 0:65c41a68b49a | 45 | #define DMA_SRC_INCREMENT (1U<<26) |
rebonatto | 0:65c41a68b49a | 46 | #define DMA_DST_INCREMENT (1U<<27) |
rebonatto | 0:65c41a68b49a | 47 | |
rebonatto | 0:65c41a68b49a | 48 | #define DMA_TC_INT (1U<<31) |
rebonatto | 0:65c41a68b49a | 49 | |
rebonatto | 0:65c41a68b49a | 50 | #ifdef __cplusplus |
rebonatto | 0:65c41a68b49a | 51 | extern "C" { |
rebonatto | 0:65c41a68b49a | 52 | #endif |
rebonatto | 0:65c41a68b49a | 53 | |
rebonatto | 0:65c41a68b49a | 54 | typedef struct |
rebonatto | 0:65c41a68b49a | 55 | { |
rebonatto | 0:65c41a68b49a | 56 | unsigned long int sourceAddr; |
rebonatto | 0:65c41a68b49a | 57 | unsigned long int destAddr; |
rebonatto | 0:65c41a68b49a | 58 | unsigned long int nextNode; |
rebonatto | 0:65c41a68b49a | 59 | unsigned long int dmaControl; |
rebonatto | 0:65c41a68b49a | 60 | } dmaLinkedListNode; |
rebonatto | 0:65c41a68b49a | 61 | |
rebonatto | 0:65c41a68b49a | 62 | extern void init_dma(void); |
rebonatto | 0:65c41a68b49a | 63 | extern void setup_channel(dmaLinkedListNode* pList,int ch,int src,int dst); |
rebonatto | 0:65c41a68b49a | 64 | extern void stop_channel(void); |
rebonatto | 0:65c41a68b49a | 65 | |
rebonatto | 0:65c41a68b49a | 66 | #ifdef __cplusplus |
rebonatto | 0:65c41a68b49a | 67 | } |
rebonatto | 0:65c41a68b49a | 68 | #endif |
rebonatto | 0:65c41a68b49a | 69 | |
rebonatto | 0:65c41a68b49a | 70 | #endif //#define DMA_H |