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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  arch/arm/mach-rpc/include/mach/hardware.h
   4  *
   5  *  Copyright (C) 1996-1999 Russell King.
   6  *
   7  *  This file contains the hardware definitions of the RiscPC series machines.
   8  */
   9 #ifndef __ASM_ARCH_HARDWARE_H
  10 #define __ASM_ARCH_HARDWARE_H
  11
  12 #include <mach/memory.h>
  13
  14 /*
  15  * What hardware must be present
  16  */
  17 #define HAS_IOMD
  18 #define HAS_VIDC20
  19
  20 /* Hardware addresses of major areas.
  21  *  *_START is the physical address
  22  *  *_SIZE  is the size of the region
  23  *  *_BASE  is the virtual address
  24  */
  25 #define RPC_RAM_SIZE            0x10000000
  26 #define RPC_RAM_START           0x10000000
  27
  28 #define EASI_SIZE               0x08000000      /* EASI I/O */
  29 #define EASI_START              0x08000000
  30 #define EASI_BASE               IOMEM(0xe5000000)
  31
  32 #define IO_START                0x03000000      /* I/O */
  33 #define IO_SIZE                 0x01000000
  34 #define IO_BASE                 IOMEM(0xe0000000)
  35
  36 #define SCREEN_START            0x02000000      /* VRAM */
  37 #define SCREEN_END              0xdfc00000
  38 #define SCREEN_BASE             0xdf800000
  39
  40 #define UNCACHEABLE_ADDR        (FLUSH_BASE + 0x10000)
  41
  42 /*
  43  * IO Addresses
  44  */
  45 #define ECARD_EASI_BASE         (EASI_BASE)
  46 #define VIDC_BASE               (IO_BASE + 0x00400000)
  47 #define EXPMASK_BASE            (IO_BASE + 0x00360000)
  48 #define ECARD_IOC4_BASE         (IO_BASE + 0x00270000)
  49 #define ECARD_IOC_BASE          (IO_BASE + 0x00240000)
  50 #define IOMD_BASE               (IO_BASE + 0x00200000)
  51 #define IOC_BASE                (IO_BASE + 0x00200000)
  52 #define ECARD_MEMC8_BASE        (IO_BASE + 0x0002b000)
  53 #define FLOPPYDMA_BASE          (IO_BASE + 0x0002a000)
  54 #define PCIO_BASE               (IO_BASE + 0x00010000)
  55 #define ECARD_MEMC_BASE         (IO_BASE + 0x00000000)
  56
  57 #define vidc_writel(val)        __raw_writel(val, VIDC_BASE)
  58
  59 #define NETSLOT_BASE            0x0302b000
  60 #define NETSLOT_SIZE            0x00001000
  61
  62 #define PODSLOT_IOC0_BASE       0x03240000
  63 #define PODSLOT_IOC4_BASE       0x03270000
  64 #define PODSLOT_IOC_SIZE        (1 << 14)
  65 #define PODSLOT_MEMC_BASE       0x03000000
  66 #define PODSLOT_MEMC_SIZE       (1 << 14)
  67 #define PODSLOT_EASI_BASE       0x08000000
  68 #define PODSLOT_EASI_SIZE       (1 << 24)
  69
  70 #define EXPMASK_STATUS          (EXPMASK_BASE + 0x00)
  71 #define EXPMASK_ENABLE          (EXPMASK_BASE + 0x04)
  72
  73 #endif