| /* |
| * 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 "exec/address-spaces.h" |
| #include "qapi/error.h" |
| #include "cpu.h" |
| #include "sysemu/sysemu.h" |
| #include "hw/sysbus.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, |
| }; |
| |
| static void cubieboard_init(MachineState *machine) |
| { |
| AwA10State *a10; |
| Error *err = NULL; |
| |
| /* BIOS is not supported by this board */ |
| if (bios_name) { |
| error_report("BIOS not supported for this machine"); |
| exit(1); |
| } |
| |
| /* This board has fixed size RAM (512MiB or 1GiB) */ |
| if (machine->ram_size != 512 * MiB && |
| machine->ram_size != 1 * GiB) { |
| error_report("This machine can only be used with 512MiB or 1GiB RAM"); |
| exit(1); |
| } |
| |
| /* Only allow Cortex-A8 for this board */ |
| if (strcmp(machine->cpu_type, ARM_CPU_TYPE_NAME("cortex-a8")) != 0) { |
| error_report("This board can only be used with cortex-a8 CPU"); |
| exit(1); |
| } |
| |
| a10 = AW_A10(object_new(TYPE_AW_A10)); |
| |
| object_property_set_int(OBJECT(&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(&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(&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(a10), true, "realized", &err); |
| if (err != NULL) { |
| error_reportf_err(err, "Couldn't realize Allwinner A10: "); |
| exit(1); |
| } |
| |
| memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE, |
| machine->ram); |
| |
| /* TODO create and connect IDE devices for ide_drive_get() */ |
| |
| cubieboard_binfo.ram_size = machine->ram_size; |
| arm_load_kernel(&a10->cpu, machine, &cubieboard_binfo); |
| } |
| |
| static void cubieboard_machine_init(MachineClass *mc) |
| { |
| mc->desc = "cubietech cubieboard (Cortex-A8)"; |
| mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a8"); |
| mc->default_ram_size = 1 * GiB; |
| mc->init = cubieboard_init; |
| mc->block_default_type = IF_IDE; |
| mc->units_per_default_bus = 1; |
| mc->ignore_memory_transaction_failures = true; |
| mc->default_ram_id = "cubieboard.ram"; |
| } |
| |
| DEFINE_MACHINE("cubieboard", cubieboard_machine_init) |