qemu-e2k/hw/arm/cubieboard.c

88 lines
2.7 KiB
C

/*
* cubieboard emulation
*
* Copyright (C) 2013 Li Guang
* Written by Li Guang <lig.fnst@cn.fujitsu.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu-common.h"
#include "cpu.h"
#include "hw/sysbus.h"
#include "hw/devices.h"
#include "hw/boards.h"
#include "hw/arm/allwinner-a10.h"
static struct arm_boot_info cubieboard_binfo = {
.loader_start = AW_A10_SDRAM_BASE,
.board_id = 0x1008,
};
typedef struct CubieBoardState {
AwA10State *a10;
MemoryRegion sdram;
} CubieBoardState;
static void cubieboard_init(MachineState *machine)
{
CubieBoardState *s = g_new(CubieBoardState, 1);
Error *err = NULL;
s->a10 = AW_A10(object_new(TYPE_AW_A10));
object_property_set_int(OBJECT(&s->a10->emac), 1, "phy-addr", &err);
if (err != NULL) {
error_reportf_err(err, "Couldn't set phy address: ");
exit(1);
}
object_property_set_int(OBJECT(&s->a10->timer), 32768, "clk0-freq", &err);
if (err != NULL) {
error_reportf_err(err, "Couldn't set clk0 frequency: ");
exit(1);
}
object_property_set_int(OBJECT(&s->a10->timer), 24000000, "clk1-freq",
&err);
if (err != NULL) {
error_reportf_err(err, "Couldn't set clk1 frequency: ");
exit(1);
}
object_property_set_bool(OBJECT(s->a10), true, "realized", &err);
if (err != NULL) {
error_reportf_err(err, "Couldn't realize Allwinner A10: ");
exit(1);
}
memory_region_allocate_system_memory(&s->sdram, NULL, "cubieboard.ram",
machine->ram_size);
memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE,
&s->sdram);
cubieboard_binfo.ram_size = machine->ram_size;
cubieboard_binfo.kernel_filename = machine->kernel_filename;
cubieboard_binfo.kernel_cmdline = machine->kernel_cmdline;
cubieboard_binfo.initrd_filename = machine->initrd_filename;
arm_load_kernel(&s->a10->cpu, &cubieboard_binfo);
}
static void cubieboard_machine_init(MachineClass *mc)
{
mc->desc = "cubietech cubieboard";
mc->init = cubieboard_init;
}
DEFINE_MACHINE("cubieboard", cubieboard_machine_init)