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/boards.h"
  24#include "hw/arm/allwinner-a10.h"
  25
  26static struct arm_boot_info cubieboard_binfo = {
  27    .loader_start = AW_A10_SDRAM_BASE,
  28    .board_id = 0x1008,
  29};
  30
  31typedef struct CubieBoardState {
  32    AwA10State *a10;
  33    MemoryRegion sdram;
  34} CubieBoardState;
  35
  36static void cubieboard_init(MachineState *machine)
  37{
  38    CubieBoardState *s = g_new(CubieBoardState, 1);
  39    Error *err = NULL;
  40
  41    s->a10 = AW_A10(object_new(TYPE_AW_A10));
  42
  43    object_property_set_int(OBJECT(&s->a10->emac), 1, "phy-addr", &err);
  44    if (err != NULL) {
  45        error_reportf_err(err, "Couldn't set phy address: ");
  46        exit(1);
  47    }
  48
  49    object_property_set_int(OBJECT(&s->a10->timer), 32768, "clk0-freq", &err);
  50    if (err != NULL) {
  51        error_reportf_err(err, "Couldn't set clk0 frequency: ");
  52        exit(1);
  53    }
  54
  55    object_property_set_int(OBJECT(&s->a10->timer), 24000000, "clk1-freq",
  56                            &err);
  57    if (err != NULL) {
  58        error_reportf_err(err, "Couldn't set clk1 frequency: ");
  59        exit(1);
  60    }
  61
  62    object_property_set_bool(OBJECT(s->a10), true, "realized", &err);
  63    if (err != NULL) {
  64        error_reportf_err(err, "Couldn't realize Allwinner A10: ");
  65        exit(1);
  66    }
  67
  68    memory_region_allocate_system_memory(&s->sdram, NULL, "cubieboard.ram",
  69                                         machine->ram_size);
  70    memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE,
  71                                &s->sdram);
  72
  73    /* TODO create and connect IDE devices for ide_drive_get() */
  74
  75    cubieboard_binfo.ram_size = machine->ram_size;
  76    cubieboard_binfo.kernel_filename = machine->kernel_filename;
  77    cubieboard_binfo.kernel_cmdline = machine->kernel_cmdline;
  78    cubieboard_binfo.initrd_filename = machine->initrd_filename;
  79    arm_load_kernel(&s->a10->cpu, &cubieboard_binfo);
  80}
  81
  82static void cubieboard_machine_init(MachineClass *mc)
  83{
  84    mc->desc = "cubietech cubieboard";
  85    mc->init = cubieboard_init;
  86    mc->block_default_type = IF_IDE;
  87    mc->units_per_default_bus = 1;
  88    mc->ignore_memory_transaction_failures = true;
  89}
  90
  91DEFINE_MACHINE("cubieboard", cubieboard_machine_init)
  92