hw/arm/syborg.c

   1 /*
   2  * Syborg (Symbian Virtual Platform) reference board
   3  *
   4  * Copyright (c) 2009 CodeSourcery
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #include "qemu/osdep.h"
  26 #include "cpu.h"
  27 #include "hw/sysbus.h"
  28 #include "hw/boards.h"
  29 #include "hw/arm/arm.h"
  30 #include "exec/address-spaces.h"
  31 #include "net/net.h"
  32
  33 static struct arm_boot_info syborg_binfo;
  34
  35 static void syborg_init(MachineState *machine)
  36 {
  37     ARMCPU *cpu;
  38     MemoryRegion *sysmem = get_system_memory();
  39     MemoryRegion *ram = g_new(MemoryRegion, 1);
  40     qemu_irq pic[64];
  41     DeviceState *dev;
  42     int i;
  43
  44     if (!machine->cpu_model) {
  45         machine->cpu_model = "cortex-a8";
  46     }
  47     cpu = ARM_CPU(cpu_generic_init(TYPE_ARM_CPU, machine->cpu_model));
  48
  49     /* RAM at address zero. */
  50     memory_region_allocate_system_memory(ram, NULL, "syborg.ram", machine->ram_size);
  51     memory_region_add_subregion(sysmem, 0, ram);
  52
  53     dev = sysbus_create_simple("syborg,interrupt", 0xC0000000,
  54                                qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ));
  55     for (i = 0; i < 64; i++) {
  56         pic[i] = qdev_get_gpio_in(dev, i);
  57     }
  58
  59     sysbus_create_simple("syborg,rtc", 0xC0001000, NULL);
  60
  61     dev = qdev_create(NULL, "syborg,timer");
  62     qdev_prop_set_uint32(dev, "frequency", 1000000);
  63     qdev_init_nofail(dev);
  64     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xC0002000);
  65     sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[1]);
  66
  67     sysbus_create_simple("syborg,keyboard", 0xC0003000, pic[2]);
  68     sysbus_create_simple("syborg,pointer", 0xC0004000, pic[3]);
  69     sysbus_create_simple("syborg,framebuffer", 0xC0005000, pic[4]);
  70     sysbus_create_simple("syborg,serial", 0xC0006000, pic[5]);
  71     sysbus_create_simple("syborg,serial", 0xC0007000, pic[6]);
  72     sysbus_create_simple("syborg,serial", 0xC0008000, pic[7]);
  73     sysbus_create_simple("syborg,serial", 0xC0009000, pic[8]);
  74
  75     if (nd_table[0].used || nd_table[0].netdev) {
  76         DeviceState *dev;
  77         SysBusDevice *s;
  78
  79         qemu_check_nic_model(&nd_table[0], "virtio");
  80         dev = qdev_create(NULL, "syborg,virtio-net");
  81         qdev_set_nic_properties(dev, &nd_table[0]);
  82         qdev_init_nofail(dev);
  83         s = SYS_BUS_DEVICE(dev);
  84         sysbus_mmio_map(s, 0, 0xc000c000);
  85         sysbus_connect_irq(s, 0, pic[9]);
  86     }
  87
  88     syborg_binfo.ram_size = machine->ram_size;
  89     syborg_binfo.kernel_filename = machine->kernel_filename;
  90     syborg_binfo.kernel_cmdline = machine->kernel_cmdline;
  91     syborg_binfo.initrd_filename = machine->initrd_filename;
  92     syborg_binfo.board_id = 0;
  93     arm_load_kernel(cpu, &syborg_binfo);
  94 }
  95
  96 static void syborg_machine_init(MachineClass *mc)
  97 {
  98     mc->desc = "Syborg (Symbian Virtual Platform)";
  99     mc->init = syborg_init;
 100 };
 101
 102 DEFINE_MACHINE("syborg", syborg_machine_init)