2 * QEMU IDE Emulation: ISA Bus support.
4 * Copyright (c) 2003 Fabrice Bellard
5 * Copyright (c) 2006 Openedhand Ltd.
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:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
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
31 #include <hw/ide/internal.h>
33 /***********************************************************/
34 /* ISA IDE definitions */
36 typedef struct ISAIDEState {
45 static void isa_ide_reset(DeviceState *d)
47 ISAIDEState *s = container_of(d, ISAIDEState, dev.qdev);
49 ide_bus_reset(&s->bus);
52 static const VMStateDescription vmstate_ide_isa = {
55 .minimum_version_id = 0,
56 .minimum_version_id_old = 0,
57 .fields = (VMStateField []) {
58 VMSTATE_IDE_BUS(bus, ISAIDEState),
59 VMSTATE_IDE_DRIVES(bus.ifs, ISAIDEState),
64 static int isa_ide_initfn(ISADevice *dev)
66 ISAIDEState *s = DO_UPCAST(ISAIDEState, dev, dev);
68 ide_bus_new(&s->bus, &s->dev.qdev, 0);
69 ide_init_ioport(&s->bus, dev, s->iobase, s->iobase2);
70 isa_init_irq(dev, &s->irq, s->isairq);
71 ide_init2(&s->bus, s->irq);
72 vmstate_register(&dev->qdev, 0, &vmstate_ide_isa, s);
76 ISADevice *isa_ide_init(ISABus *bus, int iobase, int iobase2, int isairq,
77 DriveInfo *hd0, DriveInfo *hd1)
82 dev = isa_create(bus, "isa-ide");
83 qdev_prop_set_uint32(&dev->qdev, "iobase", iobase);
84 qdev_prop_set_uint32(&dev->qdev, "iobase2", iobase2);
85 qdev_prop_set_uint32(&dev->qdev, "irq", isairq);
86 if (qdev_init(&dev->qdev) < 0)
89 s = DO_UPCAST(ISAIDEState, dev, dev);
91 ide_create_drive(&s->bus, 0, hd0);
93 ide_create_drive(&s->bus, 1, hd1);
97 static ISADeviceInfo isa_ide_info = {
98 .qdev.name = "isa-ide",
99 .qdev.fw_name = "ide",
100 .qdev.size = sizeof(ISAIDEState),
101 .init = isa_ide_initfn,
102 .qdev.reset = isa_ide_reset,
103 .qdev.props = (Property[]) {
104 DEFINE_PROP_HEX32("iobase", ISAIDEState, iobase, 0x1f0),
105 DEFINE_PROP_HEX32("iobase2", ISAIDEState, iobase2, 0x3f6),
106 DEFINE_PROP_UINT32("irq", ISAIDEState, isairq, 14),
107 DEFINE_PROP_END_OF_LIST(),
111 static void isa_ide_register_devices(void)
113 isa_qdev_register(&isa_ide_info);
116 device_init(isa_ide_register_devices)