2 * ide bus support for qdev.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
22 #include <hw/ide/internal.h>
24 /* --------------------------------- */
26 static struct BusInfo ide_bus_info = {
28 .size = sizeof(IDEBus),
31 void ide_bus_new(IDEBus *idebus, DeviceState *dev)
33 qbus_create_inplace(&idebus->qbus, &ide_bus_info, dev, NULL);
36 static int ide_qdev_init(DeviceState *qdev, DeviceInfo *base)
38 IDEDevice *dev = DO_UPCAST(IDEDevice, qdev, qdev);
39 IDEDeviceInfo *info = DO_UPCAST(IDEDeviceInfo, qdev, base);
40 IDEBus *bus = DO_UPCAST(IDEBus, qbus, qdev->parent_bus);
42 if (!dev->conf.dinfo) {
43 fprintf(stderr, "%s: no drive specified\n", qdev->info->name);
46 if (dev->unit == -1) {
47 dev->unit = bus->master ? 1 : 0;
52 fprintf(stderr, "ide: tried to assign master twice\n");
59 fprintf(stderr, "ide: tried to assign slave twice\n");
67 return info->init(dev);
73 static void ide_qdev_register(IDEDeviceInfo *info)
75 info->qdev.init = ide_qdev_init;
76 info->qdev.bus_info = &ide_bus_info;
77 qdev_register(&info->qdev);
80 IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive)
84 dev = qdev_create(&bus->qbus, "ide-drive");
85 qdev_prop_set_uint32(dev, "unit", unit);
86 qdev_prop_set_drive(dev, "drive", drive);
87 if (qdev_init(dev) < 0)
89 return DO_UPCAST(IDEDevice, qdev, dev);
92 /* --------------------------------- */
94 typedef struct IDEDrive {
98 static int ide_drive_initfn(IDEDevice *dev)
100 IDEBus *bus = DO_UPCAST(IDEBus, qbus, dev->qdev.parent_bus);
101 IDEState *s = bus->ifs + dev->unit;
104 serial = dev->serial;
106 /* try to fall back to value set with legacy -drive serial=... */
107 serial = dev->conf.dinfo->serial;
110 ide_init_drive(s, dev->conf.dinfo, dev->version, serial);
113 dev->version = qemu_strdup(s->version);
116 dev->serial = qemu_strdup(s->drive_serial_str);
121 static IDEDeviceInfo ide_drive_info = {
122 .qdev.name = "ide-drive",
123 .qdev.size = sizeof(IDEDrive),
124 .init = ide_drive_initfn,
125 .qdev.props = (Property[]) {
126 DEFINE_PROP_UINT32("unit", IDEDrive, dev.unit, -1),
127 DEFINE_BLOCK_PROPERTIES(IDEDrive, dev.conf),
128 DEFINE_PROP_STRING("ver", IDEDrive, dev.version),
129 DEFINE_PROP_STRING("serial", IDEDrive, dev.serial),
130 DEFINE_PROP_END_OF_LIST(),
134 static void ide_drive_register(void)
136 ide_qdev_register(&ide_drive_info);
138 device_init(ide_drive_register);