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a01c0053 LG |
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 | ||
12b16722 | 18 | #include "qemu/osdep.h" |
5a720b1e | 19 | #include "exec/address-spaces.h" |
da34e65c | 20 | #include "qapi/error.h" |
a01c0053 | 21 | #include "hw/boards.h" |
82e48382 | 22 | #include "hw/qdev-properties.h" |
a01c0053 LG |
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 | ||
3ef96221 | 30 | static void cubieboard_init(MachineState *machine) |
a01c0053 | 31 | { |
17c75762 | 32 | AwA10State *a10; |
a01c0053 | 33 | Error *err = NULL; |
82e48382 NL |
34 | DriveInfo *di; |
35 | BlockBackend *blk; | |
36 | BusState *bus; | |
37 | DeviceState *carddev; | |
a01c0053 | 38 | |
3c2fb21a | 39 | /* BIOS is not supported by this board */ |
0ad3b5d3 | 40 | if (machine->firmware) { |
3c2fb21a NL |
41 | error_report("BIOS not supported for this machine"); |
42 | exit(1); | |
43 | } | |
44 | ||
e207245f NL |
45 | /* This board has fixed size RAM (512MiB or 1GiB) */ |
46 | if (machine->ram_size != 512 * MiB && | |
47 | machine->ram_size != 1 * GiB) { | |
48 | error_report("This machine can only be used with 512MiB or 1GiB RAM"); | |
49 | exit(1); | |
50 | } | |
51 | ||
17c75762 NL |
52 | /* Only allow Cortex-A8 for this board */ |
53 | if (strcmp(machine->cpu_type, ARM_CPU_TYPE_NAME("cortex-a8")) != 0) { | |
54 | error_report("This board can only be used with cortex-a8 CPU"); | |
55 | exit(1); | |
56 | } | |
57 | ||
58 | a10 = AW_A10(object_new(TYPE_AW_A10)); | |
d2623129 | 59 | object_property_add_child(OBJECT(machine), "soc", OBJECT(a10)); |
d6f33c55 | 60 | object_unref(OBJECT(a10)); |
17c75762 | 61 | |
778a2dc5 | 62 | if (!object_property_set_int(OBJECT(&a10->emac), "phy-addr", 1, &err)) { |
c29b77f9 | 63 | error_reportf_err(err, "Couldn't set phy address: "); |
db7dfd4c BG |
64 | exit(1); |
65 | } | |
66 | ||
778a2dc5 MA |
67 | if (!object_property_set_int(OBJECT(&a10->timer), "clk0-freq", 32768, |
68 | &err)) { | |
c29b77f9 | 69 | error_reportf_err(err, "Couldn't set clk0 frequency: "); |
286226a4 BG |
70 | exit(1); |
71 | } | |
72 | ||
778a2dc5 MA |
73 | if (!object_property_set_int(OBJECT(&a10->timer), "clk1-freq", 24000000, |
74 | &err)) { | |
c29b77f9 | 75 | error_reportf_err(err, "Couldn't set clk1 frequency: "); |
286226a4 BG |
76 | exit(1); |
77 | } | |
78 | ||
118bfd76 | 79 | if (!qdev_realize(DEVICE(a10), NULL, &err)) { |
c29b77f9 | 80 | error_reportf_err(err, "Couldn't realize Allwinner A10: "); |
a01c0053 LG |
81 | exit(1); |
82 | } | |
83 | ||
82e48382 NL |
84 | /* Retrieve SD bus */ |
85 | di = drive_get_next(IF_SD); | |
86 | blk = di ? blk_by_legacy_dinfo(di) : NULL; | |
87 | bus = qdev_get_child_bus(DEVICE(a10), "sd-bus"); | |
88 | ||
89 | /* Plug in SD card */ | |
3e80f690 | 90 | carddev = qdev_new(TYPE_SD_CARD); |
934df912 | 91 | qdev_prop_set_drive_err(carddev, "drive", blk, &error_fatal); |
3e80f690 | 92 | qdev_realize_and_unref(carddev, bus, &error_fatal); |
82e48382 | 93 | |
a01c0053 | 94 | memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE, |
0f07fe38 | 95 | machine->ram); |
a01c0053 | 96 | |
e0319b03 MA |
97 | /* TODO create and connect IDE devices for ide_drive_get() */ |
98 | ||
3ef96221 | 99 | cubieboard_binfo.ram_size = machine->ram_size; |
0f07fe38 | 100 | arm_load_kernel(&a10->cpu, machine, &cubieboard_binfo); |
a01c0053 LG |
101 | } |
102 | ||
e264d29d | 103 | static void cubieboard_machine_init(MachineClass *mc) |
a01c0053 | 104 | { |
2104df2a NL |
105 | mc->desc = "cubietech cubieboard (Cortex-A8)"; |
106 | mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a8"); | |
e207245f | 107 | mc->default_ram_size = 1 * GiB; |
e264d29d | 108 | mc->init = cubieboard_init; |
e0319b03 MA |
109 | mc->block_default_type = IF_IDE; |
110 | mc->units_per_default_bus = 1; | |
4672cbd7 | 111 | mc->ignore_memory_transaction_failures = true; |
0f07fe38 | 112 | mc->default_ram_id = "cubieboard.ram"; |
a01c0053 LG |
113 | } |
114 | ||
e264d29d | 115 | DEFINE_MACHINE("cubieboard", cubieboard_machine_init) |