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/*
* Copyright (c) 2006 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*
* QEMU i82801b11 dmi-to-pci Bridge Emulation
*
* Copyright (c) 2009, 2010, 2011
* Isaku Yamahata <yamahata at valinux co jp>
* VA Linux Systems Japan K.K.
* Copyright (C) 2012 Jason Baron <jbaron@redhat.com>
*
* 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 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 "hw/pci/pci.h"
#include "migration/vmstate.h"
#include "qemu/module.h"
#include "hw/i386/ich9.h"
/*****************************************************************************/
/* ICH9 DMI-to-PCI bridge */
#define I82801ba_SSVID_OFFSET 0x50
#define I82801ba_SSVID_SVID 0
#define I82801ba_SSVID_SSID 0
typedef struct I82801b11Bridge {
/*< private >*/
PCIBridge parent_obj;
/*< public >*/
} I82801b11Bridge;
static void i82801b11_bridge_realize(PCIDevice *d, Error **errp)
{
int rc;
pci_bridge_initfn(d, TYPE_PCI_BUS);
rc = pci_bridge_ssvid_init(d, I82801ba_SSVID_OFFSET,
I82801ba_SSVID_SVID, I82801ba_SSVID_SSID,
errp);
if (rc < 0) {
goto err_bridge;
}
pci_config_set_prog_interface(d->config, PCI_CLASS_BRIDGE_PCI_INF_SUB);
return;
err_bridge:
pci_bridge_exitfn(d);
}
static const VMStateDescription i82801b11_bridge_dev_vmstate = {
.name = "i82801b11_bridge",
.priority = MIG_PRI_PCI_BUS,
.fields = (VMStateField[]) {
VMSTATE_PCI_DEVICE(parent_obj, PCIBridge),
VMSTATE_END_OF_LIST()
}
};
static void i82801b11_bridge_class_init(ObjectClass *klass, void *data)
{
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
DeviceClass *dc = DEVICE_CLASS(klass);
k->is_bridge = true;
k->vendor_id = PCI_VENDOR_ID_INTEL;
k->device_id = PCI_DEVICE_ID_INTEL_82801BA_11;
k->revision = ICH9_D2P_A2_REVISION;
k->realize = i82801b11_bridge_realize;
k->config_write = pci_bridge_write_config;
dc->vmsd = &i82801b11_bridge_dev_vmstate;
dc->reset = pci_bridge_reset;
set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
}
static const TypeInfo i82801b11_bridge_info = {
.name = "i82801b11-bridge",
.parent = TYPE_PCI_BRIDGE,
.instance_size = sizeof(I82801b11Bridge),
.class_init = i82801b11_bridge_class_init,
.interfaces = (InterfaceInfo[]) {
{ INTERFACE_CONVENTIONAL_PCI_DEVICE },
{ },
},
};
static void d2pbr_register(void)
{
type_register_static(&i82801b11_bridge_info);
}
type_init(d2pbr_register);
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