68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
|
|
* Common device infrastructure for devices in the virtual css
|
|
*
|
|
* Copyright 2016 IBM Corp.
|
|
* Author(s): Jing Liu <liujbjl@linux.vnet.ibm.com>
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or (at
|
|
* your option) any later version. See the COPYING file in the top-level
|
|
* directory.
|
|
*/
|
|
#include "qemu/osdep.h"
|
|
#include "ccw-device.h"
|
|
|
|
static void ccw_device_refill_ids(CcwDevice *dev)
|
|
{
|
|
SubchDev *sch = dev->sch;
|
|
|
|
assert(sch);
|
|
|
|
dev->dev_id.cssid = sch->cssid;
|
|
dev->dev_id.ssid = sch->ssid;
|
|
dev->dev_id.devid = sch->devno;
|
|
dev->dev_id.valid = true;
|
|
|
|
dev->subch_id.cssid = sch->cssid;
|
|
dev->subch_id.ssid = sch->ssid;
|
|
dev->subch_id.devid = sch->schid;
|
|
dev->subch_id.valid = true;
|
|
}
|
|
|
|
static void ccw_device_realize(CcwDevice *dev, Error **errp)
|
|
{
|
|
ccw_device_refill_ids(dev);
|
|
}
|
|
|
|
static Property ccw_device_properties[] = {
|
|
DEFINE_PROP_CSS_DEV_ID("devno", CcwDevice, devno),
|
|
DEFINE_PROP_CSS_DEV_ID_RO("dev_id", CcwDevice, dev_id),
|
|
DEFINE_PROP_CSS_DEV_ID_RO("subch_id", CcwDevice, subch_id),
|
|
DEFINE_PROP_END_OF_LIST(),
|
|
};
|
|
|
|
static void ccw_device_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
CCWDeviceClass *k = CCW_DEVICE_CLASS(klass);
|
|
|
|
k->realize = ccw_device_realize;
|
|
k->refill_ids = ccw_device_refill_ids;
|
|
dc->props = ccw_device_properties;
|
|
}
|
|
|
|
static const TypeInfo ccw_device_info = {
|
|
.name = TYPE_CCW_DEVICE,
|
|
.parent = TYPE_DEVICE,
|
|
.instance_size = sizeof(CcwDevice),
|
|
.class_size = sizeof(CCWDeviceClass),
|
|
.class_init = ccw_device_class_init,
|
|
.abstract = true,
|
|
};
|
|
|
|
static void ccw_device_register(void)
|
|
{
|
|
type_register_static(&ccw_device_info);
|
|
}
|
|
|
|
type_init(ccw_device_register)
|