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