diff options
Diffstat (limited to 'arch/sh/include/asm/dma-register.h')
-rw-r--r-- | arch/sh/include/asm/dma-register.h | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/arch/sh/include/asm/dma-register.h b/arch/sh/include/asm/dma-register.h index 51cd78feacff..c757b47e6b64 100644 --- a/arch/sh/include/asm/dma-register.h +++ b/arch/sh/include/asm/dma-register.h | |||
@@ -13,17 +13,17 @@ | |||
13 | #ifndef DMA_REGISTER_H | 13 | #ifndef DMA_REGISTER_H |
14 | #define DMA_REGISTER_H | 14 | #define DMA_REGISTER_H |
15 | 15 | ||
16 | /* DMA register */ | 16 | /* DMA registers */ |
17 | #define SAR 0x00 | 17 | #define SAR 0x00 /* Source Address Register */ |
18 | #define DAR 0x04 | 18 | #define DAR 0x04 /* Destination Address Register */ |
19 | #define TCR 0x08 | 19 | #define TCR 0x08 /* Transfer Count Register */ |
20 | #define CHCR 0x0C | 20 | #define CHCR 0x0C /* Channel Control Register */ |
21 | #define DMAOR 0x40 | 21 | #define DMAOR 0x40 /* DMA Operation Register */ |
22 | 22 | ||
23 | /* DMAOR definitions */ | 23 | /* DMAOR definitions */ |
24 | #define DMAOR_AE 0x00000004 | 24 | #define DMAOR_AE 0x00000004 /* Address Error Flag */ |
25 | #define DMAOR_NMIF 0x00000002 | 25 | #define DMAOR_NMIF 0x00000002 |
26 | #define DMAOR_DME 0x00000001 | 26 | #define DMAOR_DME 0x00000001 /* DMA Master Enable */ |
27 | 27 | ||
28 | /* Definitions for the SuperH DMAC */ | 28 | /* Definitions for the SuperH DMAC */ |
29 | #define REQ_L 0x00000000 | 29 | #define REQ_L 0x00000000 |
@@ -34,18 +34,20 @@ | |||
34 | #define ACK_W 0x00020000 | 34 | #define ACK_W 0x00020000 |
35 | #define ACK_H 0x00000000 | 35 | #define ACK_H 0x00000000 |
36 | #define ACK_L 0x00010000 | 36 | #define ACK_L 0x00010000 |
37 | #define DM_INC 0x00004000 | 37 | #define DM_INC 0x00004000 /* Destination addresses are incremented */ |
38 | #define DM_DEC 0x00008000 | 38 | #define DM_DEC 0x00008000 /* Destination addresses are decremented */ |
39 | #define DM_FIX 0x0000c000 | 39 | #define DM_FIX 0x0000c000 /* Destination address is fixed */ |
40 | #define SM_INC 0x00001000 | 40 | #define SM_INC 0x00001000 /* Source addresses are incremented */ |
41 | #define SM_DEC 0x00002000 | 41 | #define SM_DEC 0x00002000 /* Source addresses are decremented */ |
42 | #define SM_FIX 0x00003000 | 42 | #define SM_FIX 0x00003000 /* Source address is fixed */ |
43 | #define RS_IN 0x00000200 | 43 | #define RS_IN 0x00000200 |
44 | #define RS_OUT 0x00000300 | 44 | #define RS_OUT 0x00000300 |
45 | #define RS_AUTO 0x00000400 /* Auto Request */ | ||
46 | #define RS_ERS 0x00000800 /* DMA extended resource selector */ | ||
45 | #define TS_BLK 0x00000040 | 47 | #define TS_BLK 0x00000040 |
46 | #define TM_BUR 0x00000020 | 48 | #define TM_BUR 0x00000020 |
47 | #define CHCR_DE 0x00000001 | 49 | #define CHCR_DE 0x00000001 /* DMA Enable */ |
48 | #define CHCR_TE 0x00000002 | 50 | #define CHCR_TE 0x00000002 /* Transfer End Flag */ |
49 | #define CHCR_IE 0x00000004 | 51 | #define CHCR_IE 0x00000004 /* Interrupt Enable */ |
50 | 52 | ||
51 | #endif | 53 | #endif |