2 * QEMU PCI 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
29 #include "pixel_ops.h"
30 #include "qemu-timer.h"
33 typedef struct PCIVGAState {
38 static const VMStateDescription vmstate_vga_pci = {
41 .minimum_version_id = 2,
42 .minimum_version_id_old = 2,
43 .fields = (VMStateField []) {
44 VMSTATE_PCI_DEVICE(dev, PCIVGAState),
45 VMSTATE_STRUCT(vga, PCIVGAState, 0, vmstate_vga_common, VGACommonState),
50 static int pci_vga_initfn(PCIDevice *dev)
52 PCIVGAState *d = DO_UPCAST(PCIVGAState, dev, dev);
53 VGACommonState *s = &d->vga;
57 vga_init(s, pci_address_space(dev), pci_address_space_io(dev), true);
59 s->ds = graphic_console_init(s->update, s->invalidate,
60 s->screen_dump, s->text_update, s);
62 /* XXX: VGA_RAM_SIZE must be a power of two */
63 pci_register_bar(&d->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);
66 /* compatibility with pc-0.13 and older */
67 vga_init_vbe(s, pci_address_space(dev));
73 DeviceState *pci_vga_init(PCIBus *bus)
75 return &pci_create_simple(bus, -1, "VGA")->qdev;
78 static Property vga_pci_properties[] = {
79 DEFINE_PROP_UINT32("vgamem_mb", PCIVGAState, vga.vram_size_mb, 16),
80 DEFINE_PROP_END_OF_LIST(),
83 static void vga_class_init(ObjectClass *klass, void *data)
85 DeviceClass *dc = DEVICE_CLASS(klass);
86 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
89 k->init = pci_vga_initfn;
90 k->romfile = "vgabios-stdvga.bin";
91 k->vendor_id = PCI_VENDOR_ID_QEMU;
92 k->device_id = PCI_DEVICE_ID_QEMU_VGA;
93 k->class_id = PCI_CLASS_DISPLAY_VGA;
94 dc->vmsd = &vmstate_vga_pci;
95 dc->props = vga_pci_properties;
98 static TypeInfo vga_info = {
100 .parent = TYPE_PCI_DEVICE,
101 .instance_size = sizeof(PCIVGAState),
102 .class_init = vga_class_init,
105 static void vga_register_types(void)
107 type_register_static(&vga_info);
110 type_init(vga_register_types)