Merge tag 'pull-testing-gdbstub-plugins-gitdm-061022-3' of https://github.com/stsquad...
[qemu.git] / hw / misc / sga.c
1 /*
2 * QEMU dummy ISA device for loading sgabios option rom.
3 *
4 * Copyright (c) 2011 Glauber Costa, Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 *
24 * sgabios code originally available at code.google.com/p/sgabios
25 *
26 */
27
28 #include "qemu/osdep.h"
29 #include "hw/isa/isa.h"
30 #include "hw/loader.h"
31 #include "qemu/module.h"
32 #include "qom/object.h"
33 #include "qemu/error-report.h"
34
35 #define SGABIOS_FILENAME "sgabios.bin"
36
37 #define TYPE_SGA "sga"
38 OBJECT_DECLARE_SIMPLE_TYPE(ISASGAState, SGA)
39
40 struct ISASGAState {
41 ISADevice parent_obj;
42 };
43
44 static void sga_realizefn(DeviceState *dev, Error **errp)
45 {
46 warn_report("-device sga is deprecated, use -machine graphics=off");
47 rom_add_vga(SGABIOS_FILENAME);
48 }
49
50 static void sga_class_initfn(ObjectClass *klass, void *data)
51 {
52 DeviceClass *dc = DEVICE_CLASS(klass);
53
54 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
55 dc->realize = sga_realizefn;
56 dc->desc = "Serial Graphics Adapter";
57 }
58
59 static const TypeInfo sga_info = {
60 .name = TYPE_SGA,
61 .parent = TYPE_ISA_DEVICE,
62 .instance_size = sizeof(ISASGAState),
63 .class_init = sga_class_initfn,
64 };
65
66 static void sga_register_types(void)
67 {
68 type_register_static(&sga_info);
69 }
70
71 type_init(sga_register_types)