LXR linux/arch/arm/mach-rpc/include/mach/hardware.h

   1/*
   2 *  arch/arm/mach-rpc/include/mach/hardware.h
   3 *
   4 *  Copyright (C) 1996-1999 Russell King.
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 *
  10 *  This file contains the hardware definitions of the RiscPC series machines.
  11 */
  12#ifndef __ASM_ARCH_HARDWARE_H
  13#define __ASM_ARCH_HARDWARE_H
  14
  15#include <mach/memory.h>
  16
  17/*
  18 * What hardware must be present
  19 */
  20#define HAS_IOMD
  21#define HAS_VIDC20
  22
  23/* Hardware addresses of major areas.
  24 *  *_START is the physical address
  25 *  *_SIZE  is the size of the region
  26 *  *_BASE  is the virtual address
  27 */
  28#define RAM_SIZE                0x10000000
  29#define RAM_START               0x10000000
  30
  31#define EASI_SIZE               0x08000000      /* EASI I/O */
  32#define EASI_START              0x08000000
  33#define EASI_BASE               IOMEM(0xe5000000)
  34
  35#define IO_START                0x03000000      /* I/O */
  36#define IO_SIZE                 0x01000000
  37#define IO_BASE                 IOMEM(0xe0000000)
  38
  39#define SCREEN_START            0x02000000      /* VRAM */
  40#define SCREEN_END              0xdfc00000
  41#define SCREEN_BASE             0xdf800000
  42
  43#define UNCACHEABLE_ADDR        0xdf010000
  44
  45/*
  46 * IO Addresses
  47 */
  48#define ECARD_EASI_BASE         (EASI_BASE)
  49#define VIDC_BASE               (IO_BASE + 0x00400000)
  50#define EXPMASK_BASE            (IO_BASE + 0x00360000)
  51#define ECARD_IOC4_BASE         (IO_BASE + 0x00270000)
  52#define ECARD_IOC_BASE          (IO_BASE + 0x00240000)
  53#define IOMD_BASE               (IO_BASE + 0x00200000)
  54#define IOC_BASE                (IO_BASE + 0x00200000)
  55#define ECARD_MEMC8_BASE        (IO_BASE + 0x0002b000)
  56#define FLOPPYDMA_BASE          (IO_BASE + 0x0002a000)
  57#define PCIO_BASE               (IO_BASE + 0x00010000)
  58#define ECARD_MEMC_BASE         (IO_BASE + 0x00000000)
  59
  60#define vidc_writel(val)        __raw_writel(val, VIDC_BASE)
  61
  62#define NETSLOT_BASE            0x0302b000
  63#define NETSLOT_SIZE            0x00001000
  64
  65#define PODSLOT_IOC0_BASE       0x03240000
  66#define PODSLOT_IOC4_BASE       0x03270000
  67#define PODSLOT_IOC_SIZE        (1 << 14)
  68#define PODSLOT_MEMC_BASE       0x03000000
  69#define PODSLOT_MEMC_SIZE       (1 << 14)
  70#define PODSLOT_EASI_BASE       0x08000000
  71#define PODSLOT_EASI_SIZE       (1 << 24)
  72
  73#define EXPMASK_STATUS          (EXPMASK_BASE + 0x00)
  74#define EXPMASK_ENABLE          (EXPMASK_BASE + 0x04)
  75
  76#endif
  77