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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" |
4771d756 | 21 | #include "cpu.h" |
3c2fb21a | 22 | #include "sysemu/sysemu.h" |
a01c0053 | 23 | #include "hw/sysbus.h" |
a01c0053 | 24 | #include "hw/boards.h" |
82e48382 | 25 | #include "hw/qdev-properties.h" |
a01c0053 LG |
26 | #include "hw/arm/allwinner-a10.h" |
27 | ||
28 | static struct arm_boot_info cubieboard_binfo = { | |
29 | .loader_start = AW_A10_SDRAM_BASE, | |
30 | .board_id = 0x1008, | |
31 | }; | |
32 | ||
3ef96221 | 33 | static void cubieboard_init(MachineState *machine) |
a01c0053 | 34 | { |
17c75762 | 35 | AwA10State *a10; |
a01c0053 | 36 | Error *err = NULL; |
82e48382 NL |
37 | DriveInfo *di; |
38 | BlockBackend *blk; | |
39 | BusState *bus; | |
40 | DeviceState *carddev; | |
a01c0053 | 41 | |
3c2fb21a NL |
42 | /* BIOS is not supported by this board */ |
43 | if (bios_name) { | |
44 | error_report("BIOS not supported for this machine"); | |
45 | exit(1); | |
46 | } | |
47 | ||
e207245f NL |
48 | /* This board has fixed size RAM (512MiB or 1GiB) */ |
49 | if (machine->ram_size != 512 * MiB && | |
50 | machine->ram_size != 1 * GiB) { | |
51 | error_report("This machine can only be used with 512MiB or 1GiB RAM"); | |
52 | exit(1); | |
53 | } | |
54 | ||
17c75762 NL |
55 | /* Only allow Cortex-A8 for this board */ |
56 | if (strcmp(machine->cpu_type, ARM_CPU_TYPE_NAME("cortex-a8")) != 0) { | |
57 | error_report("This board can only be used with cortex-a8 CPU"); | |
58 | exit(1); | |
59 | } | |
60 | ||
61 | a10 = AW_A10(object_new(TYPE_AW_A10)); | |
d2623129 | 62 | object_property_add_child(OBJECT(machine), "soc", OBJECT(a10)); |
d6f33c55 | 63 | object_unref(OBJECT(a10)); |
17c75762 | 64 | |
0f07fe38 | 65 | object_property_set_int(OBJECT(&a10->emac), 1, "phy-addr", &err); |
db7dfd4c | 66 | if (err != NULL) { |
c29b77f9 | 67 | error_reportf_err(err, "Couldn't set phy address: "); |
db7dfd4c BG |
68 | exit(1); |
69 | } | |
70 | ||
0f07fe38 | 71 | object_property_set_int(OBJECT(&a10->timer), 32768, "clk0-freq", &err); |
286226a4 | 72 | if (err != NULL) { |
c29b77f9 | 73 | error_reportf_err(err, "Couldn't set clk0 frequency: "); |
286226a4 BG |
74 | exit(1); |
75 | } | |
76 | ||
0f07fe38 | 77 | object_property_set_int(OBJECT(&a10->timer), 24000000, "clk1-freq", &err); |
286226a4 | 78 | if (err != NULL) { |
c29b77f9 | 79 | error_reportf_err(err, "Couldn't set clk1 frequency: "); |
286226a4 BG |
80 | exit(1); |
81 | } | |
82 | ||
ce189ab2 | 83 | qdev_realize(DEVICE(a10), NULL, &err); |
a01c0053 | 84 | if (err != NULL) { |
c29b77f9 | 85 | error_reportf_err(err, "Couldn't realize Allwinner A10: "); |
a01c0053 LG |
86 | exit(1); |
87 | } | |
88 | ||
82e48382 NL |
89 | /* Retrieve SD bus */ |
90 | di = drive_get_next(IF_SD); | |
91 | blk = di ? blk_by_legacy_dinfo(di) : NULL; | |
92 | bus = qdev_get_child_bus(DEVICE(a10), "sd-bus"); | |
93 | ||
94 | /* Plug in SD card */ | |
3e80f690 | 95 | carddev = qdev_new(TYPE_SD_CARD); |
82e48382 | 96 | qdev_prop_set_drive(carddev, "drive", blk, &error_fatal); |
3e80f690 | 97 | qdev_realize_and_unref(carddev, bus, &error_fatal); |
82e48382 | 98 | |
a01c0053 | 99 | memory_region_add_subregion(get_system_memory(), AW_A10_SDRAM_BASE, |
0f07fe38 | 100 | machine->ram); |
a01c0053 | 101 | |
e0319b03 MA |
102 | /* TODO create and connect IDE devices for ide_drive_get() */ |
103 | ||
3ef96221 | 104 | cubieboard_binfo.ram_size = machine->ram_size; |
0f07fe38 | 105 | arm_load_kernel(&a10->cpu, machine, &cubieboard_binfo); |
a01c0053 LG |
106 | } |
107 | ||
e264d29d | 108 | static void cubieboard_machine_init(MachineClass *mc) |
a01c0053 | 109 | { |
2104df2a NL |
110 | mc->desc = "cubietech cubieboard (Cortex-A8)"; |
111 | mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-a8"); | |
e207245f | 112 | mc->default_ram_size = 1 * GiB; |
e264d29d | 113 | mc->init = cubieboard_init; |
e0319b03 MA |
114 | mc->block_default_type = IF_IDE; |
115 | mc->units_per_default_bus = 1; | |
4672cbd7 | 116 | mc->ignore_memory_transaction_failures = true; |
0f07fe38 | 117 | mc->default_ram_id = "cubieboard.ram"; |
a01c0053 LG |
118 | } |
119 | ||
e264d29d | 120 | DEFINE_MACHINE("cubieboard", cubieboard_machine_init) |