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
29 #include "block_int.h"
32 #include <hw/ide/internal.h>
34 /***********************************************************/
35 /* ISA IDE definitions */
37 typedef struct ISAIDEState {
46 static void isa_ide_reset(DeviceState *d)
48 ISAIDEState *s = container_of(d, ISAIDEState, dev.qdev);
50 ide_bus_reset(&s->bus);
53 static const VMStateDescription vmstate_ide_isa = {
56 .minimum_version_id = 0,
57 .minimum_version_id_old = 0,
58 .fields = (VMStateField []) {
59 VMSTATE_IDE_BUS(bus, ISAIDEState),
60 VMSTATE_IDE_DRIVES(bus.ifs, ISAIDEState),
65 static int isa_ide_initfn(ISADevice *dev)
67 ISAIDEState *s = DO_UPCAST(ISAIDEState, dev, dev);
69 ide_bus_new(&s->bus, &s->dev.qdev, 0);
70 ide_init_ioport(&s->bus, s->iobase, s->iobase2);
71 isa_init_irq(dev, &s->irq, s->isairq);
72 isa_init_ioport_range(dev, s->iobase, 8);
73 isa_init_ioport(dev, s->iobase2);
74 ide_init2(&s->bus, s->irq);
75 vmstate_register(&dev->qdev, 0, &vmstate_ide_isa, s);
79 ISADevice *isa_ide_init(int iobase, int iobase2, int isairq,
80 DriveInfo *hd0, DriveInfo *hd1)
85 dev = isa_create("isa-ide");
86 qdev_prop_set_uint32(&dev->qdev, "iobase", iobase);
87 qdev_prop_set_uint32(&dev->qdev, "iobase2", iobase2);
88 qdev_prop_set_uint32(&dev->qdev, "irq", isairq);
89 if (qdev_init(&dev->qdev) < 0)
92 s = DO_UPCAST(ISAIDEState, dev, dev);
94 ide_create_drive(&s->bus, 0, hd0);
96 ide_create_drive(&s->bus, 1, hd1);
100 static ISADeviceInfo isa_ide_info = {
101 .qdev.name = "isa-ide",
102 .qdev.fw_name = "ide",
103 .qdev.size = sizeof(ISAIDEState),
104 .init = isa_ide_initfn,
105 .qdev.reset = isa_ide_reset,
106 .qdev.props = (Property[]) {
107 DEFINE_PROP_HEX32("iobase", ISAIDEState, iobase, 0x1f0),
108 DEFINE_PROP_HEX32("iobase2", ISAIDEState, iobase2, 0x3f6),
109 DEFINE_PROP_UINT32("irq", ISAIDEState, isairq, 14),
110 DEFINE_PROP_END_OF_LIST(),
114 static void isa_ide_register_devices(void)
116 isa_qdev_register(&isa_ide_info);
119 device_init(isa_ide_register_devices)