|
Definiciones |
#define | DMA_DMA16_INFO() |
#define | DMAx_REG_STATUS 0x08 |
#define | DMAx_REG_COMMAND 0x08 |
#define | DMAx_REG_REQUEST 0x09 |
#define | DMAx_REG_SMASK 0x0A |
#define | DMAx_REG_MMASK 0x0F |
#define | DMAx_REG_CLEARB 0x0C |
#define | DMAx_REG_MODE 0x0B |
#define | DMAx_REG_ADDR (channel << 1) |
#define | DMAx_REG_COUNT ( DMAx_REG_ADDR + 1 ) |
#define | DMA_REG(reg) (dma16_C0h | ((reg) << dma16_01h)) |
#define | DMA_REG_STATUS DMA_REG(DMAx_REG_STATUS) |
#define | DMA_REG_COMMAND DMA_REG(DMAx_REG_COMMAND) |
#define | DMA_REG_REQUEST DMA_REG(DMAx_REG_REQUEST) |
#define | DMA_REG_SMASK DMA_REG(DMAx_REG_SMASK) |
#define | DMA_REG_MMASK DMA_REG(DMAx_REG_MMASK) |
#define | DMA_REG_CLEARB DMA_REG(DMAx_REG_CLEARB) |
#define | DMA_REG_MODE DMA_REG(DMAx_REG_MODE) |
#define | DMA_REG_ADDR DMA_REG(DMAx_REG_ADDR) |
#define | DMA_REG_COUNT DMA_REG(DMAx_REG_COUNT) |
#define | DMA8_REG_PAGE0 0x87 |
#define | DMA8_REG_PAGE1 0x83 |
#define | DMA8_REG_PAGE2 0x81 |
#define | DMA8_REG_PAGE3 0x82 |
#define | DMA8_REG_PAGE |
#define | DMA16_REG_PAGE0 0x88 |
#define | DMA16_REG_PAGE1 0x8B |
#define | DMA16_REG_PAGE2 0x89 |
#define | DMA16_REG_PAGE3 0x8A |
#define | DMA16_REG_PAGE |
#define | DMA_REG_PAGE (dma16_01h?DMA16_REG_PAGE:DMA8_REG_PAGE) |
#define | DMA_MASK_ON ((channel) | 0x04) |
#define | DMA_MASK_OFF (channel) |
#define | DMA_MULTI_MASK(s0, s1, s2, s3) ((s0)?0x01:0x00)|((s1)?0x02:0x00)|((s2)?0x04:0x00)|((s3)?0x08:0x00) |
#define | DMA_XFER_DEMAND 0x00 |
#define | DMA_XFER_SINGLE 0x40 |
#define | DMA_XFER_BLOCK 0x80 |
#define | DMA_XFER_CASCADE 0xC0 |
#define | DMA_MODE(xfermode, increment, autoinit, write) |
#define | DMA_ADDR_PAGE(lmem) ((UINT8)((lmem)>>16) & (~dma16_01h)) |
#define | DMA_ADDR_LSB(lmem) (UINT8)(((UINT16)(lmem)) >> dma16_01h) |
#define | DMA_ADDR_MSB(lmem) (UINT8)((UINT32)(lmem) >> (8 + dma16_01h)) |
#define | DMA_COUNT_LSB(count_l1) (UINT8)(count_l1) |
#define | DMA_COUNT_MSB(count_l1) (UINT8)(((UINT16)(count_l1)) >> 8) |
#define | DMA_SREQ (0x04 | (channel)) |
#define | DMA_GET_STATUS_TC(b) ( (b) & (0x01 << (channel)) ) |
#define | DMA_GET_STATUS_REQ(b) ( (b) & (0x10 << (channel)) ) |
#define | DMA_COUNT_L1(msb, lsb) ((((UINT16)(msb))<<8) | ((UINT16)(lsb))) |
#define | DMA_ADDRESS(page, msb, lsb) ((((UINT32)page)<<16)|((UINT32)((((UINT16)(msb))<<8)|(lsb))<<(dma16_01h))) |
Funciones |
VOID | dma_resetb (VOID) |
VOID | dma_set (UINT8 channel, BOOL decrement, BOOL autoinit, BOOL writetomem, UINT32 lmem, UINT16 count_l1, BOOL enable_dma) |
VOID | dma_set_mode (UINT8 channel, BOOL decrement, BOOL autoinit, BOOL writetomem, BOOL enable_dma) |
VOID | dma_set_buff (UINT8 channel, UINT32 lmem, UINT16 count_l1, BOOL enable_dma) |
VOID | dma_set_buff_addr (UINT8 channel, UINT32 lmem, BOOL enable_dma) |
VOID | dma_set_buff_count (UINT8 channel, UINT16 count_l1, BOOL enable_dma) |
VOID | dma_disable (UINT8 channel) |
VOID | dma_enable (UINT8 channel) |
VOID | dma_sreq (UINT8 channel) |
UINT16 | dma_get_count_l1 (UINT8 channel) |
UINT32 | dma_get_addr (UINT8 channel) |
UINT8 | dma_get_status (VOID) |
BOOL | dma_get_dmareq (UINT8 channel) |
BOOL | dma_get_status_dmareq (UINT8 status, UINT8 channel) |
BOOL | dma_get_tc (UINT8 channel) |
BOOL | dma_get_status_tc (UINT8 status, UINT8 channel) |