pcie_aer: support configurable AER capa version
[qemu.git] / hw / ide / isa.c
1 /*
2 * QEMU IDE Emulation: ISA Bus support.
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 * Copyright (c) 2006 Openedhand Ltd.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
24 */
25 #include "qemu/osdep.h"
26 #include "hw/hw.h"
27 #include "hw/i386/pc.h"
28 #include "hw/isa/isa.h"
29 #include "sysemu/block-backend.h"
30 #include "sysemu/dma.h"
31
32 #include "hw/ide/internal.h"
33
34 /***********************************************************/
35 /* ISA IDE definitions */
36
37 #define TYPE_ISA_IDE "isa-ide"
38 #define ISA_IDE(obj) OBJECT_CHECK(ISAIDEState, (obj), TYPE_ISA_IDE)
39
40 typedef struct ISAIDEState {
41 ISADevice parent_obj;
42
43 IDEBus bus;
44 uint32_t iobase;
45 uint32_t iobase2;
46 uint32_t isairq;
47 qemu_irq irq;
48 } ISAIDEState;
49
50 static void isa_ide_reset(DeviceState *d)
51 {
52 ISAIDEState *s = ISA_IDE(d);
53
54 ide_bus_reset(&s->bus);
55 }
56
57 static const VMStateDescription vmstate_ide_isa = {
58 .name = "isa-ide",
59 .version_id = 3,
60 .minimum_version_id = 0,
61 .fields = (VMStateField[]) {
62 VMSTATE_IDE_BUS(bus, ISAIDEState),
63 VMSTATE_IDE_DRIVES(bus.ifs, ISAIDEState),
64 VMSTATE_END_OF_LIST()
65 }
66 };
67
68 static void isa_ide_realizefn(DeviceState *dev, Error **errp)
69 {
70 ISADevice *isadev = ISA_DEVICE(dev);
71 ISAIDEState *s = ISA_IDE(dev);
72
73 ide_bus_new(&s->bus, sizeof(s->bus), dev, 0, 2);
74 ide_init_ioport(&s->bus, isadev, s->iobase, s->iobase2);
75 isa_init_irq(isadev, &s->irq, s->isairq);
76 ide_init2(&s->bus, s->irq);
77 vmstate_register(dev, 0, &vmstate_ide_isa, s);
78 ide_register_restart_cb(&s->bus);
79 }
80
81 ISADevice *isa_ide_init(ISABus *bus, int iobase, int iobase2, int isairq,
82 DriveInfo *hd0, DriveInfo *hd1)
83 {
84 DeviceState *dev;
85 ISADevice *isadev;
86 ISAIDEState *s;
87
88 isadev = isa_create(bus, TYPE_ISA_IDE);
89 dev = DEVICE(isadev);
90 qdev_prop_set_uint32(dev, "iobase", iobase);
91 qdev_prop_set_uint32(dev, "iobase2", iobase2);
92 qdev_prop_set_uint32(dev, "irq", isairq);
93 qdev_init_nofail(dev);
94
95 s = ISA_IDE(dev);
96 if (hd0) {
97 ide_create_drive(&s->bus, 0, hd0);
98 }
99 if (hd1) {
100 ide_create_drive(&s->bus, 1, hd1);
101 }
102 return isadev;
103 }
104
105 static Property isa_ide_properties[] = {
106 DEFINE_PROP_UINT32("iobase", ISAIDEState, iobase, 0x1f0),
107 DEFINE_PROP_UINT32("iobase2", ISAIDEState, iobase2, 0x3f6),
108 DEFINE_PROP_UINT32("irq", ISAIDEState, isairq, 14),
109 DEFINE_PROP_END_OF_LIST(),
110 };
111
112 static void isa_ide_class_initfn(ObjectClass *klass, void *data)
113 {
114 DeviceClass *dc = DEVICE_CLASS(klass);
115
116 dc->realize = isa_ide_realizefn;
117 dc->fw_name = "ide";
118 dc->reset = isa_ide_reset;
119 dc->props = isa_ide_properties;
120 set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
121 }
122
123 static const TypeInfo isa_ide_info = {
124 .name = TYPE_ISA_IDE,
125 .parent = TYPE_ISA_DEVICE,
126 .instance_size = sizeof(ISAIDEState),
127 .class_init = isa_ide_class_initfn,
128 };
129
130 static void isa_ide_register_types(void)
131 {
132 type_register_static(&isa_ide_info);
133 }
134
135 type_init(isa_ide_register_types)