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 "hw/hw.h"
  39#include "hw/arm/pxa.h"
  40#include "net/net.h"
  41#include "hw/block/flash.h"
  42#include "hw/devices.h"
  43#include "hw/boards.h"
  44#include "sysemu/block-backend.h"
  45#include "exec/address-spaces.h"
  46#include "sysemu/qtest.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        fprintf(stderr, "A flash image must be given with the "
  65                "'pflash' parameter\n");
  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, NULL, "connext.rom", connex_rom,
  75                               dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
  76                               sector_len, connex_rom / sector_len,
  77                               2, 0, 0, 0, 0, be)) {
  78        fprintf(stderr, "qemu: Error registering flash memory.\n");
  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    const char *cpu_model = machine->cpu_model;
  90    PXA2xxState *cpu;
  91    DriveInfo *dinfo;
  92    int be;
  93    MemoryRegion *address_space_mem = get_system_memory();
  94
  95    uint32_t verdex_rom = 0x02000000;
  96    uint32_t verdex_ram = 0x10000000;
  97
  98    cpu = pxa270_init(address_space_mem, verdex_ram, cpu_model ?: "pxa270-c0");
  99
 100    dinfo = drive_get(IF_PFLASH, 0, 0);
 101    if (!dinfo && !qtest_enabled()) {
 102        fprintf(stderr, "A flash image must be given with the "
 103                "'pflash' parameter\n");
 104        exit(1);
 105    }
 106
 107#ifdef TARGET_WORDS_BIGENDIAN
 108    be = 1;
 109#else
 110    be = 0;
 111#endif
 112    if (!pflash_cfi01_register(0x00000000, NULL, "verdex.rom", verdex_rom,
 113                               dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
 114                               sector_len, verdex_rom / sector_len,
 115                               2, 0, 0, 0, 0, be)) {
 116        fprintf(stderr, "qemu: Error registering flash memory.\n");
 117        exit(1);
 118    }
 119
 120    /* Interrupt line of NIC is connected to GPIO line 99 */
 121    smc91c111_init(&nd_table[0], 0x04000300,
 122                    qdev_get_gpio_in(cpu->gpio, 99));
 123}
 124
 125static void connex_class_init(ObjectClass *oc, void *data)
 126{
 127    MachineClass *mc = MACHINE_CLASS(oc);
 128
 129    mc->desc = "Gumstix Connex (PXA255)";
 130    mc->init = connex_init;
 131}
 132
 133static const TypeInfo connex_type = {
 134    .name = MACHINE_TYPE_NAME("connex"),
 135    .parent = TYPE_MACHINE,
 136    .class_init = connex_class_init,
 137};
 138
 139static void verdex_class_init(ObjectClass *oc, void *data)
 140{
 141    MachineClass *mc = MACHINE_CLASS(oc);
 142
 143    mc->desc = "Gumstix Verdex (PXA270)";
 144    mc->init = verdex_init;
 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