| /* |
| * 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 "hw/pci/pci.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 int i82801b11_bridge_initfn(PCIDevice *d) |
| { |
| int rc; |
| |
| rc = pci_bridge_initfn(d, TYPE_PCI_BUS); |
| if (rc < 0) { |
| return rc; |
| } |
| |
| rc = pci_bridge_ssvid_init(d, I82801ba_SSVID_OFFSET, |
| I82801ba_SSVID_SVID, I82801ba_SSVID_SSID); |
| if (rc < 0) { |
| goto err_bridge; |
| } |
| pci_config_set_prog_interface(d->config, PCI_CLASS_BRIDGE_PCI_INF_SUB); |
| return 0; |
| |
| err_bridge: |
| pci_bridge_exitfn(d); |
| |
| return rc; |
| } |
| |
| static void i82801b11_bridge_class_init(ObjectClass *klass, void *data) |
| { |
| PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| |
| k->is_bridge = 1; |
| k->vendor_id = PCI_VENDOR_ID_INTEL; |
| k->device_id = PCI_DEVICE_ID_INTEL_82801BA_11; |
| k->revision = ICH9_D2P_A2_REVISION; |
| k->init = i82801b11_bridge_initfn; |
| 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, |
| }; |
| |
| PCIBus *ich9_d2pbr_init(PCIBus *bus, int devfn, int sec_bus) |
| { |
| PCIDevice *d; |
| PCIBridge *br; |
| char buf[16]; |
| DeviceState *qdev; |
| |
| d = pci_create_multifunction(bus, devfn, true, "i82801b11-bridge"); |
| if (!d) { |
| return NULL; |
| } |
| br = PCI_BRIDGE(d); |
| qdev = DEVICE(d); |
| |
| snprintf(buf, sizeof(buf), "pci.%d", sec_bus); |
| pci_bridge_map_irq(br, buf, pci_swizzle_map_irq_fn); |
| qdev_init_nofail(qdev); |
| |
| return pci_bridge_get_sec_bus(br); |
| } |
| |
| static void d2pbr_register(void) |
| { |
| type_register_static(&i82801b11_bridge_info); |
| } |
| |
| type_init(d2pbr_register); |