linuxdebug/arch/sh/include/mach-dreamcast/mach/maple.h

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2024-07-16 15:50:57 +02:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_MAPLE_H
#define __ASM_MAPLE_H
#define MAPLE_PORTS 4
#define MAPLE_PNP_INTERVAL HZ
#define MAPLE_MAXPACKETS 8
#define MAPLE_DMA_ORDER 14
#define MAPLE_DMA_SIZE (1 << MAPLE_DMA_ORDER)
#define MAPLE_DMA_PAGES ((MAPLE_DMA_ORDER > PAGE_SHIFT) ? \
MAPLE_DMA_ORDER - PAGE_SHIFT : 0)
/* Maple Bus registers */
#define MAPLE_BASE 0xa05f6c00
#define MAPLE_DMAADDR (MAPLE_BASE+0x04)
#define MAPLE_TRIGTYPE (MAPLE_BASE+0x10)
#define MAPLE_ENABLE (MAPLE_BASE+0x14)
#define MAPLE_STATE (MAPLE_BASE+0x18)
#define MAPLE_SPEED (MAPLE_BASE+0x80)
#define MAPLE_RESET (MAPLE_BASE+0x8c)
#define MAPLE_MAGIC 0x6155404f
#define MAPLE_2MBPS 0
#define MAPLE_TIMEOUT(n) ((n)<<15)
/* Function codes */
#define MAPLE_FUNC_CONTROLLER 0x001
#define MAPLE_FUNC_MEMCARD 0x002
#define MAPLE_FUNC_LCD 0x004
#define MAPLE_FUNC_CLOCK 0x008
#define MAPLE_FUNC_MICROPHONE 0x010
#define MAPLE_FUNC_ARGUN 0x020
#define MAPLE_FUNC_KEYBOARD 0x040
#define MAPLE_FUNC_LIGHTGUN 0x080
#define MAPLE_FUNC_PURUPURU 0x100
#define MAPLE_FUNC_MOUSE 0x200
#endif /* __ASM_MAPLE_H */