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[/] [or1k/] [trunk/] [uclinux/] [uClinux-2.0.x/] [include/] [asm-armnommu/] [arch-a5k/] [hardware.h] - Blame information for rev 1765

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1 199 simons
/*
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 * linux/include/asm-arm/arch-a5k/hardware.h
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 *
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 * Copyright (C) 1996 Russell King.
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 *
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 * This file contains the hardware definitions of the A5000 series machines.
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 */
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#ifndef __ASM_ARCH_HARDWARE_H
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#define __ASM_ARCH_HARDWARE_H
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/*
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 * What hardware must be present
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 */
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#define HAS_IOC
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#define HAS_MEMC
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#define HAS_MEMC1A
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#define HAS_VIDC
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/*
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 * Optional hardware
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 */
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#define HAS_EXPMASK
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#define IO_START                0x03000000
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#define IO_SIZE                 0x01000000
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#define IO_BASE                 0x03000000
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#define SCREEN_START            0x02000000      /* Screen */
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#define SCREEN2_END             0x02078000
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#define SCREEN2_BASE            0x02000000
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#define SCREEN1_END             0x02000000
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#define SCREEN1_BASE            0x01f88000
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#ifndef __ASSEMBLER__
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/*
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 * for use with inb/outb
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 */
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#define IO_VIDC_BASE            0x80100000
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#define IO_IOC_BASE             0x80080000
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#define IO_EC_IOC4_BASE         0x8009c000
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#define IO_EC_IOC_BASE          0x80090000
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#define IO_EC_MEMC_BASE         0x80000000
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/*
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 * IO definitions
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 */
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#define EXPMASK_BASE            ((volatile unsigned char *)0x03360000)
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#define IOEB_BASE               ((volatile unsigned char *)0x03350050)
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#define PCIO_FLOPPYDMABASE      ((volatile unsigned char *)0x0302a000)
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#define PCIO_BASE               0x03010000
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/*
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 * RAM definitions
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 */
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#define MAPTOPHYS(a)            (((unsigned long)a & 0x007fffff) + PAGE_OFFSET)
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#define KERNTOPHYS(a)           ((((unsigned long)(&a)) & 0x007fffff) + PAGE_OFFSET)
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#define GET_MEMORY_END(p)       (PAGE_OFFSET + (p->u1.s.page_size) * (p->u1.s.nr_pages))
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#define PARAMS_BASE             (PAGE_OFFSET + 0x7c000)
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#define KERNEL_BASE             (PAGE_OFFSET + 0x80000)
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#else
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#define IOEB_BASE               0x03350050
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#define IOC_BASE                0x03200000
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#define PCIO_FLOPPYDMABASE      0x0302a000
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#define PCIO_BASE               0x03010000
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#endif
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#endif
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