LXR qemu/hw/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 "sysbus.h"
  26#include "boards.h"
  27#include "arm-misc.h"
  28#include "sysemu.h"
  29#include "net.h"
  30
  31static struct arm_boot_info syborg_binfo;
  32
  33static void syborg_init(ram_addr_t ram_size,
  34                        const char *boot_device,
  35                        const char *kernel_filename, const char *kernel_cmdline,
  36                        const char *initrd_filename, const char *cpu_model)
  37{
  38    CPUState *env;
  39    qemu_irq *cpu_pic;
  40    qemu_irq pic[64];
  41    ram_addr_t ram_addr;
  42    DeviceState *dev;
  43    int i;
  44
  45    if (!cpu_model)
  46        cpu_model = "cortex-a8";
  47    env = cpu_init(cpu_model);
  48    if (!env) {
  49        fprintf(stderr, "Unable to find CPU definition\n");
  50        exit(1);
  51    }
  52
  53    /* RAM at address zero. */
  54    ram_addr = qemu_ram_alloc(ram_size);
  55    cpu_register_physical_memory(0, ram_size, ram_addr | IO_MEM_RAM);
  56
  57    cpu_pic = arm_pic_init_cpu(env);
  58    dev = sysbus_create_simple("syborg,interrupt", 0xC0000000,
  59                               cpu_pic[ARM_PIC_CPU_IRQ]);
  60    for (i = 0; i < 64; i++) {
  61        pic[i] = qdev_get_gpio_in(dev, i);
  62    }
  63
  64    sysbus_create_simple("syborg,rtc", 0xC0001000, NULL);
  65
  66    dev = qdev_create(NULL, "syborg,timer");
  67    qdev_prop_set_uint32(dev, "frequency", 1000000);
  68    qdev_init_nofail(dev);
  69    sysbus_mmio_map(sysbus_from_qdev(dev), 0, 0xC0002000);
  70    sysbus_connect_irq(sysbus_from_qdev(dev), 0, pic[1]);
  71
  72    sysbus_create_simple("syborg,keyboard", 0xC0003000, pic[2]);
  73    sysbus_create_simple("syborg,pointer", 0xC0004000, pic[3]);
  74    sysbus_create_simple("syborg,framebuffer", 0xC0005000, pic[4]);
  75    sysbus_create_simple("syborg,serial", 0xC0006000, pic[5]);
  76    sysbus_create_simple("syborg,serial", 0xC0007000, pic[6]);
  77    sysbus_create_simple("syborg,serial", 0xC0008000, pic[7]);
  78    sysbus_create_simple("syborg,serial", 0xC0009000, pic[8]);
  79
  80    if (nd_table[0].vlan || nd_table[0].netdev) {
  81        DeviceState *dev;
  82        SysBusDevice *s;
  83
  84        qemu_check_nic_model(&nd_table[0], "virtio");
  85        dev = qdev_create(NULL, "syborg,virtio-net");
  86        qdev_set_nic_properties(dev, &nd_table[0]);
  87        qdev_init_nofail(dev);
  88        s = sysbus_from_qdev(dev);
  89        sysbus_mmio_map(s, 0, 0xc000c000);
  90        sysbus_connect_irq(s, 0, pic[9]);
  91    }
  92
  93    syborg_binfo.ram_size = ram_size;
  94    syborg_binfo.kernel_filename = kernel_filename;
  95    syborg_binfo.kernel_cmdline = kernel_cmdline;
  96    syborg_binfo.initrd_filename = initrd_filename;
  97    syborg_binfo.board_id = 0;
  98    arm_load_kernel(env, &syborg_binfo);
  99}
 100
 101static QEMUMachine syborg_machine = {
 102    .name = "syborg",
 103    .desc = "Syborg (Symbian Virtual Platform)",
 104    .init = syborg_init,
 105};
 106
 107static void syborg_machine_init(void)
 108{
 109    qemu_register_machine(&syborg_machine);
 110}
 111
 112machine_init(syborg_machine_init);
 113