2
* QEMU ISA VGA Emulator.
4
* Copyright (c) 2003 Fabrice Bellard
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:
13
* The above copyright notice and this permission notice shall be included in
14
* all copies or substantial portions of the Software.
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
28
#include "pixel_ops.h"
29
#include "qemu-timer.h"
32
typedef struct ISAVGAState {
34
struct VGACommonState state;
37
static void vga_reset_isa(DeviceState *dev)
39
ISAVGAState *d = container_of(dev, ISAVGAState, dev.qdev);
40
VGACommonState *s = &d->state;
45
static int vga_initfn(ISADevice *dev)
47
ISAVGAState *d = DO_UPCAST(ISAVGAState, dev, dev);
48
VGACommonState *s = &d->state;
51
vga_common_init(s, VGA_RAM_SIZE);
52
vga_io_memory = vga_init_io(s);
53
cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000,
55
qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000);
56
isa_init_ioport(dev, 0x3c0);
57
isa_init_ioport(dev, 0x3b4);
58
isa_init_ioport(dev, 0x3ba);
59
isa_init_ioport(dev, 0x3da);
60
isa_init_ioport(dev, 0x3c0);
61
#ifdef CONFIG_BOCHS_VBE
62
isa_init_ioport(dev, 0x1ce);
63
isa_init_ioport(dev, 0x1cf);
64
isa_init_ioport(dev, 0x1d0);
65
#endif /* CONFIG_BOCHS_VBE */
66
s->ds = graphic_console_init(s->update, s->invalidate,
67
s->screen_dump, s->text_update, s);
71
rom_add_vga(VGABIOS_FILENAME);
75
static ISADeviceInfo vga_info = {
76
.qdev.name = "isa-vga",
77
.qdev.size = sizeof(ISAVGAState),
78
.qdev.vmsd = &vmstate_vga_common,
79
.qdev.reset = vga_reset_isa,
83
static void vga_register(void)
85
isa_qdev_register(&vga_info);
87
device_init(vga_register)