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/*
* 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 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 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
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