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