diff options
Diffstat (limited to 'sdk-modifications/libsrc/core/ds2_dma.h')
-rw-r--r-- | sdk-modifications/libsrc/core/ds2_dma.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/sdk-modifications/libsrc/core/ds2_dma.h b/sdk-modifications/libsrc/core/ds2_dma.h deleted file mode 100644 index 9a306cf..0000000 --- a/sdk-modifications/libsrc/core/ds2_dma.h +++ /dev/null @@ -1,142 +0,0 @@ -#ifndef _DS2_DMA_H__ -#define _DS2_DMA_H__ - -#ifdef __cplusplus -extern "C" { -#endif - - -#define MAX_DMA_NUM 6 /* max 6 channels */ - - -// DMA request source register -#define DMAC_DRSR_RS_BIT 0 -#define DMAC_DRSR_RS_AUTO (8 << DMAC_DRSR_RS_BIT) - - -// DMA channel command register -#define DMAC_DCMD_SAI (1 << 23) /* source address increment */ -#define DMAC_DCMD_DAI (1 << 22) /* dest address increment */ - -#define DMAC_DCMD_SWDH_BIT 14 /* source port width */ -#define DMAC_DCMD_SWDH_32 (0 << DMAC_DCMD_SWDH_BIT) -#define DMAC_DCMD_SWDH_8 (1 << DMAC_DCMD_SWDH_BIT) -#define DMAC_DCMD_SWDH_16 (2 << DMAC_DCMD_SWDH_BIT) - -#define DMAC_DCMD_DWDH_BIT 12 /* dest port width */ -#define DMAC_DCMD_DWDH_32 (0 << DMAC_DCMD_DWDH_BIT) -#define DMAC_DCMD_DWDH_8 (1 << DMAC_DCMD_DWDH_BIT) - #define DMAC_DCMD_DWDH_16 (2 << DMAC_DCMD_DWDH_BIT) - -#define DMAC_DCMD_DS_BIT 8 /* transfer data size of a data unit */ -#define DMAC_DCMD_DS_32BIT (0 << DMAC_DCMD_DS_BIT) -#define DMAC_DCMD_DS_8BIT (1 << DMAC_DCMD_DS_BIT) -#define DMAC_DCMD_DS_16BIT (2 << DMAC_DCMD_DS_BIT) -#define DMAC_DCMD_DS_16BYTE (3 << DMAC_DCMD_DS_BIT) -#define DMAC_DCMD_DS_32BYTE (4 << DMAC_DCMD_DS_BIT) - -#define DMAC_DCMD_TM (1 << 7) /* transfer mode: 0-single 1-block */ - - -//detect if channel has completed job -#define DMAC_DCCSR_TT (1 << 3) /* transfer terminated */ -#define DMAC_BASE 0xB3020000 -#define REG32(addr) *((volatile u32 *)(addr)) -#define DMAC_DCCSR(n) (DMAC_BASE + (0x10 + (n) * 0x20)) /* DMA control/status */ -#define REG_DMAC_DCCSR(n) REG32(DMAC_DCCSR((n))) - -#define ds2_DMA_isBusy(n) \ - !( REG_DMAC_DCCSR((n)) & DMAC_DCCSR_TT ) - - -/* -Copy modes - -*/ - -#define DMA_MODE32BYTE DMAC_DCMD_SWDH_32 | DMAC_DCMD_DWDH_32 | \ - DMAC_DCMD_DS_32BYTE | DMAC_DCMD_TM - -#define DMA_MODE16BYTE DMAC_DCMD_SWDH_16 | DMAC_DCMD_DWDH_16 | \ - DMAC_DCMD_DS_16BYTE | DMAC_DCMD_TM - -#define DMA_MODE32BIT DMAC_DCMD_SWDH_32 | DMAC_DCMD_DWDH_32 | \ - DMAC_DCMD_DS_32BIT - -#define DMA_MODE16BIT DMAC_DCMD_SWDH_16 | DMAC_DCMD_DWDH_16 | \ - DMAC_DCMD_DS_16BIT - -#define DMA_MODE8BIT DMAC_DCMD_SWDH_8 | DMAC_DCMD_DWDH_8 | \ - DMAC_DCMD_DS_8BIT | DMAC_DCMD_TM - -#define DMA_MODECOPY DMAC_DCMD_SAI - - - -extern int _dmaCopy(int ch, void *dest, void *src, unsigned int size, unsigned int flags); - -/* - * Copy 'size' bytes from src to dest, in blocks of 32 bytes. - * size is in bytes and must be a multiple of 32. - * Both src and dest must be aligned to 32 bytes. - * Returns 0 on failure, non-zero on success. - */ -#define ds2_DMAcopy_32Byte(ch, dest, src, size)\ - _dmaCopy(ch, dest, src, size, DMA_MODECOPY | DMA_MODE32BYTE) - -/* - * Copy 'size' bytes from src to dest, in blocks of 16 bytes. - * size is in bytes and must be a multiple of 16. - * Both src and dest must be aligned to 16 bytes. - * Returns 0 on failure, non-zero on success. - */ -#define ds2_DMAcopy_16Byte(ch, dest, src, size)\ - _dmaCopy(ch, dest, src, size, DMA_MODECOPY | DMA_MODE16BYTE); - -/* - * Copy 'size' bytes from src to dest, in blocks of 32 bits (4 bytes). - * size is in bytes and must be a multiple of 4. - * Both src and dest must be aligned to 32 bits (4 bytes). - * Returns 0 on failure, non-zero on success. - */ -#define ds2_DMAcopy_32Bit(ch, dest, src, size)\ - _dmaCopy(ch, dest, src, size, DMA_MODECOPY | DMA_MODE32BIT); - -/* - * Copy 'size' bytes from src to dest, in blocks of 16 bits (2 bytes). - * size is in bytes and must be a multiple of 2. - * Both src and dest must be aligned to 16 bits (2 bytes). - * Returns 0 on failure, non-zero on success. - */ -#define ds2_DMAcopy_16Bit(ch, dest, src, size)\ - _dmaCopy(ch, dest, src, size, DMA_MODECOPY | DMA_MODE16BIT) - -/* - * Copy 'size' individual bytes (8 bits at a time) from src to dest. - * Returns 0 on failure, non-zero on success. - */ -#define ds2_DMAcopy_8Bit(ch, dest, src, size)\ - _dmaCopy(ch, dest, src, size, DMA_MODECOPY | DMA_MODE8BIT) - - - -//Stop DMA transfer -extern void dma_stop(int ch); - -#define ds2_DMA_stop(ch)\ - dma_stop(ch) - -//Wait DMA transfer over -extern int dma_wait_finish(int ch); - -#define ds2_DMA_wait(ch)\ - dma_wait_finish(ch) - - - -#ifdef __cplusplus -} -#endif - -#endif //__DMA_H__ - |