52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
|
|
* 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
|