LXR qemu/hw/arm/gumstix.c

   1/*
   2 * Gumstix Platforms
   3 *
   4 * Copyright (c) 2007 by Thorsten Zitterell <info@bitmux.org>
   5 *
   6 * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
   7 *
   8 * This code is licensed under the GNU GPL v2.
   9 *
  10 * Contributions after 2012-01-13 are licensed under the terms of the
  11 * GNU GPL, version 2 or (at your option) any later version.
  12 */
  13 
  14/* 
  15 * Example usage:
  16 * 
  17 * connex:
  18 * =======
  19 * create image:
  20 * # dd of=flash bs=1k count=16k if=/dev/zero
  21 * # dd of=flash bs=1k conv=notrunc if=u-boot.bin
  22 * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
  23 * start it:
  24 * # qemu-system-arm -M connex -pflash flash -monitor null -nographic
  25 *
  26 * verdex:
  27 * =======
  28 * create image:
  29 * # dd of=flash bs=1k count=32k if=/dev/zero
  30 * # dd of=flash bs=1k conv=notrunc if=u-boot.bin
  31 * # dd of=flash bs=1k conv=notrunc seek=256 if=rootfs.arm_nofpu.jffs2
  32 * # dd of=flash bs=1k conv=notrunc seek=31744 if=uImage
  33 * start it:
  34 * # qemu-system-arm -M verdex -pflash flash -monitor null -nographic -m 289
  35 */
  36
  37#include "qemu/osdep.h"
  38#include "qemu/error-report.h"
  39#include "hw/hw.h"
  40#include "hw/arm/pxa.h"
  41#include "net/net.h"
  42#include "hw/block/flash.h"
  43#include "hw/devices.h"
  44#include "hw/boards.h"
  45#include "sysemu/block-backend.h"
  46#include "exec/address-spaces.h"
  47#include "sysemu/qtest.h"
  48#include "cpu.h"
  49
  50static const int sector_len = 128 * 1024;
  51
  52static void connex_init(MachineState *machine)
  53{
  54    PXA2xxState *cpu;
  55    DriveInfo *dinfo;
  56    int be;
  57    MemoryRegion *address_space_mem = get_system_memory();
  58
  59    uint32_t connex_rom = 0x01000000;
  60    uint32_t connex_ram = 0x04000000;
  61
  62    cpu = pxa255_init(address_space_mem, connex_ram);
  63
  64    dinfo = drive_get(IF_PFLASH, 0, 0);
  65    if (!dinfo && !qtest_enabled()) {
  66        error_report("A flash image must be given with the "
  67                     "'pflash' parameter");
  68        exit(1);
  69    }
  70
  71#ifdef TARGET_WORDS_BIGENDIAN
  72    be = 1;
  73#else
  74    be = 0;
  75#endif
  76    if (!pflash_cfi01_register(0x00000000, NULL, "connext.rom", connex_rom,
  77                               dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
  78                               sector_len, connex_rom / sector_len,
  79                               2, 0, 0, 0, 0, be)) {
  80        error_report("Error registering flash memory");
  81        exit(1);
  82    }
  83
  84    /* Interrupt line of NIC is connected to GPIO line 36 */
  85    smc91c111_init(&nd_table[0], 0x04000300,
  86                    qdev_get_gpio_in(cpu->gpio, 36));
  87}
  88
  89static void verdex_init(MachineState *machine)
  90{
  91    PXA2xxState *cpu;
  92    DriveInfo *dinfo;
  93    int be;
  94    MemoryRegion *address_space_mem = get_system_memory();
  95
  96    uint32_t verdex_rom = 0x02000000;
  97    uint32_t verdex_ram = 0x10000000;
  98
  99    cpu = pxa270_init(address_space_mem, verdex_ram, machine->cpu_type);
 100
 101    dinfo = drive_get(IF_PFLASH, 0, 0);
 102    if (!dinfo && !qtest_enabled()) {
 103        error_report("A flash image must be given with the "
 104                     "'pflash' parameter");
 105        exit(1);
 106    }
 107
 108#ifdef TARGET_WORDS_BIGENDIAN
 109    be = 1;
 110#else
 111    be = 0;
 112#endif
 113    if (!pflash_cfi01_register(0x00000000, NULL, "verdex.rom", verdex_rom,
 114                               dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
 115                               sector_len, verdex_rom / sector_len,
 116                               2, 0, 0, 0, 0, be)) {
 117        error_report("Error registering flash memory");
 118        exit(1);
 119    }
 120
 121    /* Interrupt line of NIC is connected to GPIO line 99 */
 122    smc91c111_init(&nd_table[0], 0x04000300,
 123                    qdev_get_gpio_in(cpu->gpio, 99));
 124}
 125
 126static void connex_class_init(ObjectClass *oc, void *data)
 127{
 128    MachineClass *mc = MACHINE_CLASS(oc);
 129
 130    mc->desc = "Gumstix Connex (PXA255)";
 131    mc->init = connex_init;
 132    mc->ignore_memory_transaction_failures = true;
 133}
 134
 135static const TypeInfo connex_type = {
 136    .name = MACHINE_TYPE_NAME("connex"),
 137    .parent = TYPE_MACHINE,
 138    .class_init = connex_class_init,
 139};
 140
 141static void verdex_class_init(ObjectClass *oc, void *data)
 142{
 143    MachineClass *mc = MACHINE_CLASS(oc);
 144
 145    mc->desc = "Gumstix Verdex (PXA270)";
 146    mc->init = verdex_init;
 147    mc->ignore_memory_transaction_failures = true;
 148    mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
 149}
 150
 151static const TypeInfo verdex_type = {
 152    .name = MACHINE_TYPE_NAME("verdex"),
 153    .parent = TYPE_MACHINE,
 154    .class_init = verdex_class_init,
 155};
 156
 157static void gumstix_machine_init(void)
 158{
 159    type_register_static(&connex_type);
 160    type_register_static(&verdex_type);
 161}
 162
 163type_init(gumstix_machine_init)
 164