/* * Common header for the legacy SH DMA driver and the new dmaengine driver * * extracted from arch/sh/include/asm/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_REGISTER_H #define DMA_REGISTER_H /* DMA register */ #define SAR 0x00 #define DAR 0x04 #define TCR 0x08 #define CHCR 0x0C #define DMAOR 0x40 /* DMAOR definitions */ #define DMAOR_AE 0x00000004 #define DMAOR_NMIF 0x00000002 #define DMAOR_DME 0x00000001 /* 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 DM_FIX 0x0000c000 #define SM_INC 0x00001000 #define SM_DEC 0x00002000 #define SM_FIX 0x00003000 #define RS_IN 0x00000200 #define RS_OUT 0x00000300 #define TS_BLK 0x00000040 #define TM_BUR 0x00000020 #define CHCR_DE 0x00000001 #define CHCR_TE 0x00000002 #define CHCR_IE 0x00000004 #endif