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/*
* linux/include/asm-arm/arch-rpc/hardware.h
*
* Copyright (C) 1996-1999 Russell King.
*
* 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>
/*
* 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 0xe0000000
#define SCREEN_START 0x02000000 /* VRAM */
#define SCREEN2_END 0xe0000000
#define SCREEN2_BASE 0xd8000000
#define SCREEN1_END 0xd8000000
#define SCREEN1_BASE 0xd0000000
#define FLUSH_BASE 0xdf000000
#ifndef __ASSEMBLER__
/*
* for use with inb/outb
*/
#define IO_VIDC_AUDIO_BASE 0x80140000
#define IO_VIDC_BASE 0x80100000
#define IO_IOMD_BASE 0x80080000
#define IOC_BASE 0x80080000
#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
/*
* IO definitions
*/
#define EXPMASK_BASE ((volatile unsigned char *)0xe0360000)
#define IOEB_BASE ((volatile unsigned char *)0xe0350050)
#define PCIO_FLOPPYDMABASE ((volatile unsigned char *)0xe002a000)
#define PCIO_BASE 0xe0010000
/*
* Offsets from RAM base
*/
#define PARAMS_OFFSET 0x0100
/*
* RAM definitions
*/
#define GET_MEMORY_END(p) (PAGE_OFFSET + p->u1.s.page_size * \
(p->u1.s.pages_in_bank[0] + \
p->u1.s.pages_in_bank[1] + \
p->u1.s.pages_in_bank[2] + \
p->u1.s.pages_in_bank[3]))
#define PARAMS_BASE (PAGE_OFFSET + PARAMS_OFFSET)
#define Z_PARAMS_BASE (RAM_START + PARAMS_OFFSET)
#define FLUSH_BASE_PHYS 0x00000000 /* ROM */
#else
#define VIDC_SND_BASE 0xe0500000
#define VIDC_BASE 0xe0400000
#define IOMD_BASE 0xe0200000
#define IOC_BASE 0xe0200000
#define PCIO_FLOPPYDMABASE 0xe002a000
#define PCIO_BASE 0xe0010000
#endif
#endif
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