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