1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 NetApp, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <stdlib.h> 35 36 #include "config.h" 37 #include "pci_emul.h" 38 39 static int 40 pci_hostbridge_init(struct vmctx *ctx, struct pci_devinst *pi, nvlist_t *nvl) 41 { 42 const char *value; 43 u_int vendor, device; 44 45 vendor = 0x1275; /* NetApp */ 46 device = 0x1275; /* NetApp */ 47 48 value = get_config_value_node(nvl, "vendor"); 49 if (value != NULL) 50 vendor = strtol(value, NULL, 0); 51 value = get_config_value_node(nvl, "device"); 52 if (value != NULL) 53 device = strtol(value, NULL, 0); 54 55 /* config space */ 56 pci_set_cfgdata16(pi, PCIR_VENDOR, vendor); 57 pci_set_cfgdata16(pi, PCIR_DEVICE, device); 58 pci_set_cfgdata8(pi, PCIR_HDRTYPE, PCIM_HDRTYPE_NORMAL); 59 pci_set_cfgdata8(pi, PCIR_CLASS, PCIC_BRIDGE); 60 pci_set_cfgdata8(pi, PCIR_SUBCLASS, PCIS_BRIDGE_HOST); 61 62 pci_emul_add_pciecap(pi, PCIEM_TYPE_ROOT_PORT); 63 64 return (0); 65 } 66 67 static int 68 pci_amd_hostbridge_legacy_config(nvlist_t *nvl, const char *opts) 69 { 70 71 set_config_value_node(nvl, "vendor", "0x1022"); /* AMD */ 72 set_config_value_node(nvl, "device", "0x7432"); /* made up */ 73 74 return (0); 75 } 76 77 struct pci_devemu pci_de_amd_hostbridge = { 78 .pe_emu = "amd_hostbridge", 79 .pe_legacy_config = pci_amd_hostbridge_legacy_config, 80 .pe_alias = "hostbridge", 81 }; 82 PCI_EMUL_SET(pci_de_amd_hostbridge); 83 84 struct pci_devemu pci_de_hostbridge = { 85 .pe_emu = "hostbridge", 86 .pe_init = pci_hostbridge_init, 87 }; 88 PCI_EMUL_SET(pci_de_hostbridge); 89