| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* Defines for using and allocating dma channels. */ |
| 2 | |
| 3 | #ifndef _ASM_ARCH_DMA_H |
| 4 | #define _ASM_ARCH_DMA_H |
| 5 | |
| 6 | #define MAX_DMA_CHANNELS 10 |
| 7 | |
| 8 | /* dma0 and dma1 used for network (ethernet) */ |
| 9 | #define NETWORK_TX_DMA_NBR 0 |
| 10 | #define NETWORK_RX_DMA_NBR 1 |
| 11 | |
| 12 | /* dma2 and dma3 shared by par0, scsi0, ser2 and ata */ |
| 13 | #define PAR0_TX_DMA_NBR 2 |
| 14 | #define PAR0_RX_DMA_NBR 3 |
| 15 | #define SCSI0_TX_DMA_NBR 2 |
| 16 | #define SCSI0_RX_DMA_NBR 3 |
| 17 | #define SER2_TX_DMA_NBR 2 |
| 18 | #define SER2_RX_DMA_NBR 3 |
| 19 | #define ATA_TX_DMA_NBR 2 |
| 20 | #define ATA_RX_DMA_NBR 3 |
| 21 | |
| 22 | /* dma4 and dma5 shared by par1, scsi1, ser3 and extdma0 */ |
| 23 | #define PAR1_TX_DMA_NBR 4 |
| 24 | #define PAR1_RX_DMA_NBR 5 |
| 25 | #define SCSI1_TX_DMA_NBR 4 |
| 26 | #define SCSI1_RX_DMA_NBR 5 |
| 27 | #define SER3_TX_DMA_NBR 4 |
| 28 | #define SER3_RX_DMA_NBR 5 |
| 29 | #define EXTDMA0_TX_DMA_NBR 4 |
| 30 | #define EXTDMA0_RX_DMA_NBR 5 |
| 31 | |
| 32 | /* dma6 and dma7 shared by ser0, extdma1 and mem2mem */ |
| 33 | #define SER0_TX_DMA_NBR 6 |
| 34 | #define SER0_RX_DMA_NBR 7 |
| 35 | #define EXTDMA1_TX_DMA_NBR 6 |
| 36 | #define EXTDMA1_RX_DMA_NBR 7 |
| 37 | #define MEM2MEM_TX_DMA_NBR 6 |
| 38 | #define MEM2MEM_RX_DMA_NBR 7 |
| 39 | |
| 40 | /* dma8 and dma9 shared by ser1 and usb */ |
| 41 | #define SER1_TX_DMA_NBR 8 |
| 42 | #define SER1_RX_DMA_NBR 9 |
| 43 | #define USB_TX_DMA_NBR 8 |
| 44 | #define USB_RX_DMA_NBR 9 |
| 45 | |
| 46 | #endif |