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/net/smc91c111.h"
  44#include "hw/boards.h"
  45#include "exec/address-spaces.h"
  46#include "sysemu/qtest.h"
  47#include "cpu.h"
  48
  49static const int sector_len = 128 * 1024;
  50
  51static void connex_init(MachineState *machine)
  52{
  53    PXA2xxState *cpu;
  54    DriveInfo *dinfo;
  55    int be;
  56    MemoryRegion *address_space_mem = get_system_memory();
  57
  58    uint32_t connex_rom = 0x01000000;
  59    uint32_t connex_ram = 0x04000000;
  60
  61    cpu = pxa255_init(address_space_mem, connex_ram);
  62
  63    dinfo = drive_get(IF_PFLASH, 0, 0);
  64    if (!dinfo && !qtest_enabled()) {
  65        error_report("A flash image must be given with the "
  66                     "'pflash' parameter");
  67        exit(1);
  68    }
  69
  70#ifdef TARGET_WORDS_BIGENDIAN
  71    be = 1;
  72#else
  73    be = 0;
  74#endif
  75    if (!pflash_cfi01_register(0x00000000, "connext.rom", connex_rom,
  76                               dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
  77                               sector_len, 2, 0, 0, 0, 0, be)) {
  78        error_report("Error registering flash memory");
  79        exit(1);
  80    }
  81
  82    /* Interrupt line of NIC is connected to GPIO line 36 */
  83    smc91c111_init(&nd_table[0], 0x04000300,
  84                    qdev_get_gpio_in(cpu->gpio, 36));
  85}
  86
  87static void verdex_init(MachineState *machine)
  88{
  89    PXA2xxState *cpu;
  90    DriveInfo *dinfo;
  91    int be;
  92    MemoryRegion *address_space_mem = get_system_memory();
  93
  94    uint32_t verdex_rom = 0x02000000;
  95    uint32_t verdex_ram = 0x10000000;
  96
  97    cpu = pxa270_init(address_space_mem, verdex_ram, machine->cpu_type);
  98
  99    dinfo = drive_get(IF_PFLASH, 0, 0);
 100    if (!dinfo && !qtest_enabled()) {
 101        error_report("A flash image must be given with the "
 102                     "'pflash' parameter");
 103        exit(1);
 104    }
 105
 106#ifdef TARGET_WORDS_BIGENDIAN
 107    be = 1;
 108#else
 109    be = 0;
 110#endif
 111    if (!pflash_cfi01_register(0x00000000, "verdex.rom", verdex_rom,
 112                               dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
 113                               sector_len, 2, 0, 0, 0, 0, be)) {
 114        error_report("Error registering flash memory");
 115        exit(1);
 116    }
 117
 118    /* Interrupt line of NIC is connected to GPIO line 99 */
 119    smc91c111_init(&nd_table[0], 0x04000300,
 120                    qdev_get_gpio_in(cpu->gpio, 99));
 121}
 122
 123static void connex_class_init(ObjectClass *oc, void *data)
 124{
 125    MachineClass *mc = MACHINE_CLASS(oc);
 126
 127    mc->desc = "Gumstix Connex (PXA255)";
 128    mc->init = connex_init;
 129    mc->ignore_memory_transaction_failures = true;
 130}
 131
 132static const TypeInfo connex_type = {
 133    .name = MACHINE_TYPE_NAME("connex"),
 134    .parent = TYPE_MACHINE,
 135    .class_init = connex_class_init,
 136};
 137
 138static void verdex_class_init(ObjectClass *oc, void *data)
 139{
 140    MachineClass *mc = MACHINE_CLASS(oc);
 141
 142    mc->desc = "Gumstix Verdex (PXA270)";
 143    mc->init = verdex_init;
 144    mc->ignore_memory_transaction_failures = true;
 145    mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
 146}
 147
 148static const TypeInfo verdex_type = {
 149    .name = MACHINE_TYPE_NAME("verdex"),
 150    .parent = TYPE_MACHINE,
 151    .class_init = verdex_class_init,
 152};
 153
 154static void gumstix_machine_init(void)
 155{
 156    type_register_static(&connex_type);
 157    type_register_static(&verdex_type);
 158}
 159
 160type_init(gumstix_machine_init)
 161