/* * arch/sh/drivers/dma/dma-sh.h * * Copyright (C) 2000  Takashi YOSHII * Copyright (C) 2003  Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License.  See the file "COPYING" in the main directory of this archive * for more details. */#ifndef __DMA_SH_H#define __DMA_SH_H/* Definitions for the SuperH DMAC */#define REQ_L	0x00000000#define REQ_E	0x00080000#define RACK_H	0x00000000#define RACK_L	0x00040000#define ACK_R	0x00000000#define ACK_W	0x00020000#define ACK_H	0x00000000#define ACK_L	0x00010000#define DM_INC	0x00004000#define DM_DEC	0x00008000#define SM_INC	0x00001000#define SM_DEC	0x00002000#define RS_IN	0x00000200#define RS_OUT	0x00000300#define TM_BURST 0x0000080#define TS_8	0x00000010#define TS_16	0x00000020#define TS_32	0x00000030#define TS_64	0x00000000#define TS_BLK	0x00000040#define CHCR_DE 0x00000001#define CHCR_TE 0x00000002#define CHCR_IE 0x00000004/* Define the default configuration for dual address memory-memory transfer. * The 0x400 value represents auto-request, external->external. */#define RS_DUAL	(DM_INC | SM_INC | 0x400 | TS_32)#define DMAOR_COD	0x00000008#define DMAOR_AE	0x00000004#define DMAOR_NMIF	0x00000002#define DMAOR_DME	0x00000001#define MAX_DMAC_CHANNELS	(CONFIG_NR_ONCHIP_DMA_CHANNELS)#endif /* __DMA_SH_H */