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47 lines
1.1 KiB
47 lines
1.1 KiB
20 years ago
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/* Defines for using and allocating dma channels. */
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#ifndef _ASM_ARCH_DMA_H
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#define _ASM_ARCH_DMA_H
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#define MAX_DMA_CHANNELS 10
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/* dma0 and dma1 used for network (ethernet) */
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#define NETWORK_TX_DMA_NBR 0
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#define NETWORK_RX_DMA_NBR 1
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/* dma2 and dma3 shared by par0, scsi0, ser2 and ata */
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#define PAR0_TX_DMA_NBR 2
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#define PAR0_RX_DMA_NBR 3
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#define SCSI0_TX_DMA_NBR 2
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#define SCSI0_RX_DMA_NBR 3
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#define SER2_TX_DMA_NBR 2
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#define SER2_RX_DMA_NBR 3
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#define ATA_TX_DMA_NBR 2
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#define ATA_RX_DMA_NBR 3
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/* dma4 and dma5 shared by par1, scsi1, ser3 and extdma0 */
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#define PAR1_TX_DMA_NBR 4
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#define PAR1_RX_DMA_NBR 5
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#define SCSI1_TX_DMA_NBR 4
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#define SCSI1_RX_DMA_NBR 5
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#define SER3_TX_DMA_NBR 4
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#define SER3_RX_DMA_NBR 5
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#define EXTDMA0_TX_DMA_NBR 4
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#define EXTDMA0_RX_DMA_NBR 5
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/* dma6 and dma7 shared by ser0, extdma1 and mem2mem */
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#define SER0_TX_DMA_NBR 6
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#define SER0_RX_DMA_NBR 7
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#define EXTDMA1_TX_DMA_NBR 6
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#define EXTDMA1_RX_DMA_NBR 7
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#define MEM2MEM_TX_DMA_NBR 6
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#define MEM2MEM_RX_DMA_NBR 7
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/* dma8 and dma9 shared by ser1 and usb */
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#define SER1_TX_DMA_NBR 8
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#define SER1_RX_DMA_NBR 9
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#define USB_TX_DMA_NBR 8
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#define USB_RX_DMA_NBR 9
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#endif
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