/* * DMA Masks */ #ifndef __BFIN_PERIPHERAL_DMA__ #define __BFIN_PERIPHERAL_DMA__ /* DMAx_CONFIG, MDMA_yy_CONFIG Masks */ #define DMAEN 0x0001 /* DMA Channel Enable */ #define WNR 0x0002 /* Channel Direction (W/R*) */ #define WDSIZE_8 0x0000 /* Transfer Word Size = 8 */ #define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ #define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ #define DMA2D 0x0010 /* DMA Mode (2D/1D*) */ #define RESTART 0x0020 /* DMA Buffer Clear */ #define DI_SEL 0x0040 /* Data Interrupt Timing Select */ #define DI_EN 0x0080 /* Data Interrupt Enable */ #define NDSIZE 0x0F00 /* Next Descriptor bitmask */ #define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ #define NDSIZE_1 0x0100 /* Next Descriptor Size = 1 */ #define NDSIZE_2 0x0200 /* Next Descriptor Size = 2 */ #define NDSIZE_3 0x0300 /* Next Descriptor Size = 3 */ #define NDSIZE_4 0x0400 /* Next Descriptor Size = 4 */ #define NDSIZE_5 0x0500 /* Next Descriptor Size = 5 */ #define NDSIZE_6 0x0600 /* Next Descriptor Size = 6 */ #define NDSIZE_7 0x0700 /* Next Descriptor Size = 7 */ #define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ #define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ #define FLOW_STOP 0x0000 /* Stop Mode */ #define FLOW_AUTO 0x1000 /* Autobuffer Mode */ #define FLOW_ARRAY 0x4000 /* Descriptor Array Mode */ #define FLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ #define FLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ #define DMAEN_P 0 /* Channel Enable */ #define WNR_P 1 /* Channel Direction (W/R*) */ #define DMA2D_P 4 /* 2D/1D* Mode */ #define RESTART_P 5 /* Restart */ #define DI_SEL_P 6 /* Data Interrupt Select */ #define DI_EN_P 7 /* Data Interrupt Enable */ /* DMAx_IRQ_STATUS, MDMA_yy_IRQ_STATUS Masks */ #define DMA_DONE 0x0001 /* DMA Completion Interrupt Status */ #define DMA_ERR 0x0002 /* DMA Error Interrupt Status */ #define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ #define DMA_RUN 0x0008 /* DMA Channel Running Indicator */ #define DMA_DONE_P 0 /* DMA Done Indicator */ #define DMA_ERR_P 1 /* DMA Error Indicator */ #define DFETCH_P 2 /* Descriptor Fetch Indicator */ #define DMA_RUN_P 3 /* DMA Running Indicator */ /* DMAx_PERIPHERAL_MAP, MDMA_yy_PERIPHERAL_MAP Masks */ #define CTYPE 0x0040 /* DMA Channel Type Indicator (Memory/Peripheral*) */ #define CTYPE_P 6 /* DMA Channel Type Indicator BIT POSITION */ #define PMAP 0xF000 /* Peripheral Mapped To This Channel */ #endif