/* * linux/include/asm-arm/arch-arc/hardware.h * * Copyright (C) 1996-1999 Russell King. * * This file contains the hardware definitions of the * Acorn Archimedes/A5000 machines. * * Modifications: *  04-04-1998	PJB/RMK	Merged arc and a5k versions */#ifndef __ASM_ARCH_HARDWARE_H#define __ASM_ARCH_HARDWARE_H#include <linux/config.h>#include <asm/arch/memory.h>/* * What hardware must be present - these can be tested by the kernel * source. */#define HAS_IOC#define HAS_MEMC#include <asm/memc.h>#define HAS_VIDC/* * Optional hardware */#define HAS_EXPMASK/* Hardware addresses of major areas. *  *_START is the physical address *  *_SIZE  is the size of the region *  *_BASE  is the virtual address */#define IO_START		0x03000000#define IO_SIZE			0x01000000#define IO_BASE			0x03000000/* * Screen mapping information */#define SCREEN_START		0x02000000#define SCREEN2_END		0x02078000#define SCREEN2_BASE		0x02000000#define SCREEN1_END		0x02000000#define SCREEN1_BASE		0x01f88000#ifndef __ASSEMBLER__/* * for use with inb/outb */#define IO_VIDC_BASE		0x80100000#ifdef CONFIG_ARCH_A5K#define IOEB_VID_CTL		0x800d4012#define IOEB_PRESENT		0x800d4014#define IOEB_PSCLR		0x800d4016#define IOEB_MONTYPE		0x800d401c#endif#ifdef CONFIG_ARCH_ARC#define LATCHAADDR		0x80094010#define LATCHBADDR		0x80094006#endif#define IOC_BASE		0x80080000#define IO_EC_IOC4_BASE		0x8009c000#define IO_EC_IOC_BASE		0x80090000#define IO_EC_MEMC_BASE		0x80000000#ifdef CONFIG_ARCH_ARC/* A680 hardware */#define WD1973_BASE		0x03290000#define WD1973_LATCH		0x03350000#define Z8530_BASE		0x032b0008#define SCSI_BASE		0x03100000#endif/* * IO definitions */#define EXPMASK_BASE		((volatile unsigned char *)0x03360000)#define IOEB_BASE		((volatile unsigned char *)0x03350050)#define PCIO_FLOPPYDMABASE	((volatile unsigned char *)0x0302a000)#define PCIO_BASE		0x03010000/* * RAM definitions */#define GET_MEMORY_END(p)	(PAGE_OFFSET + (p->u1.s.page_size) * (p->u1.s.nr_pages))#define PARAMS_BASE		(PAGE_OFFSET + 0x7c000)#else#define IOEB_BASE		0x03350050#define IOC_BASE		0x03200000#define PCIO_FLOPPYDMABASE	0x0302a000#define PCIO_BASE		0x03010000#endif#endif