You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
qemu/hw/ide/ahci-sysbus.c

91 lines
2.6 KiB
C

/*
* QEMU AHCI Emulation (MMIO-mapped devices)
*
* Copyright (c) 2010 qiaochong@loongson.cn
* Copyright (c) 2010 Roland Elek <elek.roland@gmail.com>
* Copyright (c) 2010 Sebastian Herbszt <herbszt@gmx.de>
* Copyright (c) 2010 Alexander Graf <agraf@suse.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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 "exec/address-spaces.h"
#include "hw/qdev-properties.h"
#include "migration/vmstate.h"
#include "hw/ide/ahci-sysbus.h"
#include "ahci-internal.h"
static const VMStateDescription vmstate_sysbus_ahci = {
.name = "sysbus-ahci",
.fields = (const VMStateField[]) {
VMSTATE_AHCI(ahci, SysbusAHCIState),
VMSTATE_END_OF_LIST()
},
};
static void sysbus_ahci_reset(DeviceState *dev)
{
SysbusAHCIState *s = SYSBUS_AHCI(dev);
ahci_reset(&s->ahci);
}
static void sysbus_ahci_init(Object *obj)
{
SysbusAHCIState *s = SYSBUS_AHCI(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
ahci_init(&s->ahci, DEVICE(obj));
sysbus_init_mmio(sbd, &s->ahci.mem);
sysbus_init_irq(sbd, &s->ahci.irq);
}
static void sysbus_ahci_realize(DeviceState *dev, Error **errp)
{
SysbusAHCIState *s = SYSBUS_AHCI(dev);
ahci_realize(&s->ahci, dev, &address_space_memory);
}
static const Property sysbus_ahci_properties[] = {
DEFINE_PROP_UINT32("num-ports", SysbusAHCIState, ahci.ports, 1),
};
static void sysbus_ahci_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = sysbus_ahci_realize;
dc->vmsd = &vmstate_sysbus_ahci;
device_class_set_props(dc, sysbus_ahci_properties);
device_class_set_legacy_reset(dc, sysbus_ahci_reset);
set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
}
static const TypeInfo sysbus_ahci_types[] = {
{
.name = TYPE_SYSBUS_AHCI,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(SysbusAHCIState),
.instance_init = sysbus_ahci_init,
.class_init = sysbus_ahci_class_init,
},
};
DEFINE_TYPES(sysbus_ahci_types)