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 "cpu.h" 21 #include "hw/sysbus.h" 22 #include "hw/boards.h" 23 #include "hw/arm/allwinner-a10.h" 24 25 static struct arm_boot_info cubieboard_binfo = { 26 .loader_start = AW_A10_SDRAM_BASE, 27 .board_id = 0x1008, 28 }; 29 30 typedef struct CubieBoardState { 31 AwA10State *a10; 32 MemoryRegion sdram; 33 } CubieBoardState; 34 35 static void cubieboard_init(MachineState *machine) 36 { 37 CubieBoardState *s = g_new(CubieBoardState, 1); 38 Error *err = NULL; 39 40 s->a10 = AW_A10(object_new(TYPE_AW_A10)); 41 42 object_property_set_int(OBJECT(&s->a10->emac), 1, "phy-addr", &err); 43 if (err != NULL) { 44 error_reportf_err(err, "Couldn't set phy address: "); 45 exit(1); 46 } 47 48 object_property_set_int(OBJECT(&s->a10->timer), 32768, "clk0-freq", &err); 49 if (err != NULL) { 50 error_reportf_err(err, "Couldn't set clk0 frequency: "); 51 exit(1); 52 } 53 54 object_property_set_int(OBJECT(&s->a10->timer), 24000000, "clk1-freq", 55 &err); 56 if (err != NULL) { 57 error_reportf_err(err, "Couldn't set clk1 frequency: "); 58 exit(1); 59 } 60 61 object_property_set_bool(OBJECT(s->a10), true, "realized", &err); 62 if (err != NULL) { 63 error_reportf_err(err, "Couldn't realize Allwinner A10: "); 64 exit(1); 65 } 66 67 memory_region_allocate_system_memory(&s->sdram, NULL, "cubieboard.ram", 68 machine->ram_size); 69 memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE, 70 &s->sdram); 71 72 /* TODO create and connect IDE devices for ide_drive_get() */ 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 cubieboard_binfo.initrd_filename = machine->initrd_filename; 78 arm_load_kernel(&s->a10->cpu, &cubieboard_binfo); 79 } 80 81 static void cubieboard_machine_init(MachineClass *mc) 82 { 83 mc->desc = "cubietech cubieboard"; 84 mc->init = cubieboard_init; 85 mc->block_default_type = IF_IDE; 86 mc->units_per_default_bus = 1; 87 mc->ignore_memory_transaction_failures = true; 88 } 89 90 DEFINE_MACHINE("cubieboard", cubieboard_machine_init) 91