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