1/* 2 * include/asm-sh/dreamcast/dma.h 3 * 4 * Copyright (C) 2003 Paul Mundt 5 * 6 * This file is subject to the terms and conditions of the GNU General Public 7 * License. See the file "COPYING" in the main directory of this archive 8 * for more details. 9 */ 10#ifndef __ASM_SH_DREAMCAST_DMA_H 11#define __ASM_SH_DREAMCAST_DMA_H 12 13/* Number of DMA channels */ 14#define ONCHIP_NR_DMA_CHANNELS 4 15#define G2_NR_DMA_CHANNELS 4 16#define PVR2_NR_DMA_CHANNELS 1 17 18/* Channels for cascading */ 19#define PVR2_CASCADE_CHAN 2 20#define G2_CASCADE_CHAN 3 21 22/* PVR2 DMA Registers */ 23#define PVR2_DMA_BASE 0xa05f6800 24#define PVR2_DMA_ADDR (PVR2_DMA_BASE + 0) 25#define PVR2_DMA_COUNT (PVR2_DMA_BASE + 4) 26#define PVR2_DMA_MODE (PVR2_DMA_BASE + 8) 27#define PVR2_DMA_LMMODE0 (PVR2_DMA_BASE + 132) 28#define PVR2_DMA_LMMODE1 (PVR2_DMA_BASE + 136) 29 30/* G2 DMA Register */ 31#define G2_DMA_BASE 0xa05f7800 32 33#endif /* __ASM_SH_DREAMCAST_DMA_H */ 34