LXR qemu/hw/arm/cubieboard.c

   1/*
   2 * cubieboard emulation
   3 *
   4 * Copyright (C) 2013 Li Guang
   5 * Written by Li Guang <lig.fnst@cn.fujitsu.com>
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of the GNU General Public License as published by the
   9 * Free Software Foundation; either version 2 of the License, or
  10 * (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful, but WITHOUT
  13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  15 * for more details.
  16 */
  17
  18#include "qemu/osdep.h"
  19#include "qapi/error.h"
  20#include "qemu-common.h"
  21#include "cpu.h"
  22#include "hw/sysbus.h"
  23#include "hw/devices.h"
  24#include "hw/boards.h"
  25#include "hw/arm/allwinner-a10.h"
  26
  27static struct arm_boot_info cubieboard_binfo = {
  28    .loader_start = AW_A10_SDRAM_BASE,
  29    .board_id = 0x1008,
  30};
  31
  32typedef struct CubieBoardState {
  33    AwA10State *a10;
  34    MemoryRegion sdram;
  35} CubieBoardState;
  36
  37static void cubieboard_init(MachineState *machine)
  38{
  39    CubieBoardState *s = g_new(CubieBoardState, 1);
  40    Error *err = NULL;
  41
  42    s->a10 = AW_A10(object_new(TYPE_AW_A10));
  43
  44    object_property_set_int(OBJECT(&s->a10->emac), 1, "phy-addr", &err);
  45    if (err != NULL) {
  46        error_reportf_err(err, "Couldn't set phy address: ");
  47        exit(1);
  48    }
  49
  50    object_property_set_int(OBJECT(&s->a10->timer), 32768, "clk0-freq", &err);
  51    if (err != NULL) {
  52        error_reportf_err(err, "Couldn't set clk0 frequency: ");
  53        exit(1);
  54    }
  55
  56    object_property_set_int(OBJECT(&s->a10->timer), 24000000, "clk1-freq",
  57                            &err);
  58    if (err != NULL) {
  59        error_reportf_err(err, "Couldn't set clk1 frequency: ");
  60        exit(1);
  61    }
  62
  63    object_property_set_bool(OBJECT(s->a10), true, "realized", &err);
  64    if (err != NULL) {
  65        error_reportf_err(err, "Couldn't realize Allwinner A10: ");
  66        exit(1);
  67    }
  68
  69    memory_region_allocate_system_memory(&s->sdram, NULL, "cubieboard.ram",
  70                                         machine->ram_size);
  71    memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE,
  72                                &s->sdram);
  73
  74    cubieboard_binfo.ram_size = machine->ram_size;
  75    cubieboard_binfo.kernel_filename = machine->kernel_filename;
  76    cubieboard_binfo.kernel_cmdline = machine->kernel_cmdline;
  77    arm_load_kernel(&s->a10->cpu, &cubieboard_binfo);
  78}
  79
  80static void cubieboard_machine_init(MachineClass *mc)
  81{
  82    mc->desc = "cubietech cubieboard";
  83    mc->init = cubieboard_init;
  84}
  85
  86DEFINE_MACHINE("cubieboard", cubieboard_machine_init)
  87