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
  48 static const int sector_len = 128 * 1024;
  49
  50 static 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
  87 static 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
 125 static 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
 133 static const TypeInfo connex_type = {
 134     .name = MACHINE_TYPE_NAME("connex"),
 135     .parent = TYPE_MACHINE,
 136     .class_init = connex_class_init,
 137 };
 138
 139 static 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
 147 static const TypeInfo verdex_type = {
 148     .name = MACHINE_TYPE_NAME("verdex"),
 149     .parent = TYPE_MACHINE,
 150     .class_init = verdex_class_init,
 151 };
 152
 153 static void gumstix_machine_init(void)
 154 {
 155     type_register_static(&connex_type);
 156     type_register_static(&verdex_type);
 157 }
 158
 159 machine_init(gumstix_machine_init)