RTEMS: DMA Driver Defines

| RTEMS 5.4-rc2

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Macros
DMA Driver Defines
Board Support Packages » ARM » Atmel/Microchip SAM E70, S70, V70 and V71 » Contributed Code

## Macros
#define | XDMAD_TRANSFER_MEMORY 0xFF
#define | XDMAD_ALLOC_FAILED 0xFFFF
#define | XDMAD_TRANSFER_TX 0
#define | XDMAD_TRANSFER_RX 1
#define | XDMA_UBC_NDE (0x1u << 24)
#define | XDMA_UBC_NDE_FETCH_DIS (0x0u << 24)
#define | XDMA_UBC_NDE_FETCH_EN (0x1u << 24)
#define | XDMA_UBC_NSEN (0x1u << 25)
#define | XDMA_UBC_NSEN_UNCHANGED (0x0u << 25)
#define | XDMA_UBC_NSEN_UPDATED (0x1u << 25)
#define | XDMA_UBC_NDEN (0x1u << 26)
#define | XDMA_UBC_NDEN_UNCHANGED (0x0u << 26)
#define | XDMA_UBC_NDEN_UPDATED (0x1u << 26)
#define | XDMA_UBC_NVIEW_Pos 27
#define | XDMA_UBC_NVIEW_Msk (0x3u << XDMA_UBC_NVIEW_Pos)
#define | XDMA_UBC_NVIEW_NDV0 (0x0u << XDMA_UBC_NVIEW_Pos)
#define | XDMA_UBC_NVIEW_NDV1 (0x1u << XDMA_UBC_NVIEW_Pos)
#define | XDMA_UBC_NVIEW_NDV2 (0x2u << XDMA_UBC_NVIEW_Pos)
#define | XDMA_UBC_NVIEW_NDV3 (0x3u << XDMA_UBC_NVIEW_Pos)

## Detailed Description

## Macro Definition Documentation

## ◆ XDMAD_ALLOC_FAILED

#define XDMAD_ALLOC_FAILED 0xFFFF

Channel allocate failed

## ◆ XDMAD_TRANSFER_MEMORY

#define XDMAD_TRANSFER_MEMORY 0xFF

DMA transfer from or to memory