diff options
Diffstat (limited to 'hw/ide/ahci-sysbus.c')
-rw-r--r-- | hw/ide/ahci-sysbus.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/hw/ide/ahci-sysbus.c b/hw/ide/ahci-sysbus.c new file mode 100644 index 0000000..210818d --- /dev/null +++ b/hw/ide/ahci-sysbus.c @@ -0,0 +1,90 @@ +/* + * 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 "system/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, const 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) |