/* *  linux/include/asm-arm/arch-rpc/hardware.h * *  Copyright (C) 1996-1999 Russell King. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * *  This file contains the hardware definitions of the RiscPC series machines. */#ifndef __ASM_ARCH_HARDWARE_H#define __ASM_ARCH_HARDWARE_H#include <asm/arch/memory.h>#ifndef __ASSEMBLY__#define IOMEM(x) ((void __iomem *)(unsigned long)(x))#else#define IOMEM(x) x#endif /* __ASSEMBLY__ *//* * What hardware must be present */#define HAS_IOMD#define HAS_VIDC20/* Hardware addresses of major areas. *  *_START is the physical address *  *_SIZE  is the size of the region *  *_BASE  is the virtual address */#define RAM_SIZE		0x10000000#define RAM_START		0x10000000#define EASI_SIZE		0x08000000	/* EASI I/O */#define EASI_START		0x08000000#define EASI_BASE		0xe5000000#define IO_START		0x03000000	/* I/O */#define IO_SIZE			0x01000000#define IO_BASE			IOMEM(0xe0000000)#define SCREEN_START		0x02000000	/* VRAM */#define SCREEN_END		0xdfc00000#define SCREEN_BASE		0xdf800000#define FLUSH_BASE		0xdf000000#define UNCACHEABLE_ADDR	0xdf010000/* * IO Addresses */#define VIDC_BASE		IOMEM(0xe0400000)#define EXPMASK_BASE		0xe0360000#define IOMD_BASE		IOMEM(0xe0200000)#define IOC_BASE		IOMEM(0xe0200000)#define PCIO_BASE		IOMEM(0xe0010000)#define FLOPPYDMA_BASE		IOMEM(0xe002a000)#define FLUSH_BASE_PHYS		0x00000000	/* ROM */#define vidc_writel(val)	__raw_writel(val, VIDC_BASE)#define IO_EC_EASI_BASE		0x81400000#define IO_EC_IOC4_BASE		0x8009c000#define IO_EC_IOC_BASE		0x80090000#define IO_EC_MEMC8_BASE	0x8000ac00#define IO_EC_MEMC_BASE		0x80000000#define NETSLOT_BASE		0x0302b000#define NETSLOT_SIZE		0x00001000#define PODSLOT_IOC0_BASE	0x03240000#define PODSLOT_IOC4_BASE	0x03270000#define PODSLOT_IOC_SIZE	(1 << 14)#define PODSLOT_MEMC_BASE	0x03000000#define PODSLOT_MEMC_SIZE	(1 << 14)#define PODSLOT_EASI_BASE	0x08000000#define PODSLOT_EASI_SIZE	(1 << 24)#define	EXPMASK_STATUS		(EXPMASK_BASE + 0x00)#define EXPMASK_ENABLE		(EXPMASK_BASE + 0x04)#endif