* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
+
#include "qemu/osdep.h"
-#include "hw/hw.h"
#include "sysemu/dma.h"
#include "qapi/error.h"
+#include "qapi/qapi-types-block.h"
#include "qemu/error-report.h"
+#include "qemu/main-loop.h"
+#include "qemu/module.h"
#include "hw/ide/internal.h"
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
/* --------------------------------- */
static char *idebus_get_fw_dev_path(DeviceState *dev);
+static void idebus_unrealize(BusState *qdev, Error **errp);
static Property ide_props[] = {
DEFINE_PROP_UINT32("unit", IDEDevice, unit, -1),
BusClass *k = BUS_CLASS(klass);
k->get_fw_dev_path = idebus_get_fw_dev_path;
+ k->unrealize = idebus_unrealize;
+}
+
+static void idebus_unrealize(BusState *bus, Error **errp)
+{
+ IDEBus *ibus = IDE_BUS(bus);
+
+ if (ibus->vmstate) {
+ qemu_del_vm_change_state_handler(ibus->vmstate);
+ }
}
static const TypeInfo ide_bus_info = {
return g_strdup(path);
}
-static int ide_qdev_init(DeviceState *qdev)
+static void ide_qdev_realize(DeviceState *qdev, Error **errp)
{
IDEDevice *dev = IDE_DEVICE(qdev);
IDEDeviceClass *dc = IDE_DEVICE_GET_CLASS(dev);
IDEBus *bus = DO_UPCAST(IDEBus, qbus, qdev->parent_bus);
- if (!dev->conf.blk) {
- error_report("No drive specified");
- goto err;
- }
if (dev->unit == -1) {
dev->unit = bus->master ? 1 : 0;
}
if (dev->unit >= bus->max_units) {
- error_report("Can't create IDE unit %d, bus supports only %d units",
+ error_setg(errp, "Can't create IDE unit %d, bus supports only %d units",
dev->unit, bus->max_units);
- goto err;
+ return;
}
switch (dev->unit) {
case 0:
if (bus->master) {
- error_report("IDE unit %d is in use", dev->unit);
- goto err;
+ error_setg(errp, "IDE unit %d is in use", dev->unit);
+ return;
}
bus->master = dev;
break;
case 1:
if (bus->slave) {
- error_report("IDE unit %d is in use", dev->unit);
- goto err;
+ error_setg(errp, "IDE unit %d is in use", dev->unit);
+ return;
}
bus->slave = dev;
break;
default:
- error_report("Invalid IDE unit %d", dev->unit);
- goto err;
+ error_setg(errp, "Invalid IDE unit %d", dev->unit);
+ return;
}
- return dc->init(dev);
-
-err:
- return -1;
+ dc->realize(dev, errp);
}
IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive)
IDEDevice dev;
} IDEDrive;
-static int ide_dev_initfn(IDEDevice *dev, IDEDriveKind kind)
+static void ide_dev_initfn(IDEDevice *dev, IDEDriveKind kind, Error **errp)
{
IDEBus *bus = DO_UPCAST(IDEBus, qbus, dev->qdev.parent_bus);
IDEState *s = bus->ifs + dev->unit;
- Error *err = NULL;
+ int ret;
+
+ if (!dev->conf.blk) {
+ if (kind != IDE_CD) {
+ error_setg(errp, "No drive specified");
+ return;
+ } else {
+ /* Anonymous BlockBackend for an empty drive */
+ dev->conf.blk = blk_new(qemu_get_aio_context(), 0, BLK_PERM_ALL);
+ ret = blk_attach_dev(dev->conf.blk, &dev->qdev);
+ assert(ret == 0);
+ }
+ }
if (dev->conf.discard_granularity == -1) {
dev->conf.discard_granularity = 512;
} else if (dev->conf.discard_granularity &&
dev->conf.discard_granularity != 512) {
- error_report("discard_granularity must be 512 for ide");
- return -1;
+ error_setg(errp, "discard_granularity must be 512 for ide");
+ return;
}
blkconf_blocksizes(&dev->conf);
if (dev->conf.logical_block_size != 512) {
- error_report("logical_block_size must be 512 for IDE");
- return -1;
+ error_setg(errp, "logical_block_size must be 512 for IDE");
+ return;
}
- blkconf_serial(&dev->conf, &dev->serial);
if (kind != IDE_CD) {
- blkconf_geometry(&dev->conf, &dev->chs_trans, 65535, 16, 255, &err);
- if (err) {
- error_report_err(err);
- return -1;
+ if (!blkconf_geometry(&dev->conf, &dev->chs_trans, 65535, 16, 255,
+ errp)) {
+ return;
}
}
- blkconf_apply_backend_options(&dev->conf);
+ if (!blkconf_apply_backend_options(&dev->conf, kind == IDE_CD,
+ kind != IDE_CD, errp)) {
+ return;
+ }
if (ide_init_drive(s, dev->conf.blk, kind,
dev->version, dev->serial, dev->model, dev->wwn,
dev->conf.cyls, dev->conf.heads, dev->conf.secs,
- dev->chs_trans) < 0) {
- return -1;
+ dev->chs_trans, errp) < 0) {
+ return;
}
if (!dev->version) {
add_boot_device_path(dev->conf.bootindex, &dev->qdev,
dev->unit ? "/disk@1" : "/disk@0");
-
- return 0;
}
static void ide_dev_get_bootindex(Object *obj, Visitor *v, const char *name,
object_property_set_int(obj, -1, "bootindex", NULL);
}
-static int ide_hd_initfn(IDEDevice *dev)
+static void ide_hd_realize(IDEDevice *dev, Error **errp)
{
- return ide_dev_initfn(dev, IDE_HD);
+ ide_dev_initfn(dev, IDE_HD, errp);
}
-static int ide_cd_initfn(IDEDevice *dev)
+static void ide_cd_realize(IDEDevice *dev, Error **errp)
{
- return ide_dev_initfn(dev, IDE_CD);
+ ide_dev_initfn(dev, IDE_CD, errp);
}
-static int ide_drive_initfn(IDEDevice *dev)
+static void ide_drive_realize(IDEDevice *dev, Error **errp)
{
- DriveInfo *dinfo = blk_legacy_dinfo(dev->conf.blk);
+ DriveInfo *dinfo = NULL;
+
+ if (dev->conf.blk) {
+ dinfo = blk_legacy_dinfo(dev->conf.blk);
+ }
- return ide_dev_initfn(dev, dinfo && dinfo->media_cd ? IDE_CD : IDE_HD);
+ ide_dev_initfn(dev, dinfo && dinfo->media_cd ? IDE_CD : IDE_HD, errp);
}
#define DEFINE_IDE_DEV_PROPERTIES() \
DEFINE_BLOCK_CHS_PROPERTIES(IDEDrive, dev.conf),
DEFINE_PROP_BIOS_CHS_TRANS("bios-chs-trans",
IDEDrive, dev.chs_trans, BIOS_ATA_TRANSLATION_AUTO),
+ DEFINE_PROP_UINT16("rotation_rate", IDEDrive, dev.rotation_rate, 0),
DEFINE_PROP_END_OF_LIST(),
};
{
DeviceClass *dc = DEVICE_CLASS(klass);
IDEDeviceClass *k = IDE_DEVICE_CLASS(klass);
- k->init = ide_hd_initfn;
+
+ k->realize = ide_hd_realize;
dc->fw_name = "drive";
- dc->desc = "virtual IDE disk";
- dc->props = ide_hd_properties;
+ dc->desc = "virtual IDE disk";
+ dc->props = ide_hd_properties;
}
static const TypeInfo ide_hd_info = {
{
DeviceClass *dc = DEVICE_CLASS(klass);
IDEDeviceClass *k = IDE_DEVICE_CLASS(klass);
- k->init = ide_cd_initfn;
+
+ k->realize = ide_cd_realize;
dc->fw_name = "drive";
- dc->desc = "virtual IDE CD-ROM";
- dc->props = ide_cd_properties;
+ dc->desc = "virtual IDE CD-ROM";
+ dc->props = ide_cd_properties;
}
static const TypeInfo ide_cd_info = {
{
DeviceClass *dc = DEVICE_CLASS(klass);
IDEDeviceClass *k = IDE_DEVICE_CLASS(klass);
- k->init = ide_drive_initfn;
+
+ k->realize = ide_drive_realize;
dc->fw_name = "drive";
- dc->desc = "virtual IDE disk or CD-ROM (legacy)";
- dc->props = ide_drive_properties;
+ dc->desc = "virtual IDE disk or CD-ROM (legacy)";
+ dc->props = ide_drive_properties;
}
static const TypeInfo ide_drive_info = {
static void ide_device_class_init(ObjectClass *klass, void *data)
{
DeviceClass *k = DEVICE_CLASS(klass);
- k->init = ide_qdev_init;
+ k->realize = ide_qdev_realize;
set_bit(DEVICE_CATEGORY_STORAGE, k->categories);
k->bus_type = TYPE_IDE_BUS;
k->props = ide_props;
projects / qemu.git / blobdiff