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108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2011 NetApp, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <err.h>
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#include <stdlib.h>
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#include "config.h"
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#include "pci_emul.h"
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static int
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pci_hostbridge_init(struct pci_devinst *pi, nvlist_t *nvl)
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{
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const char *value;
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u_int vendor, device;
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vendor = 0x1275; /* NetApp */
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device = 0x1275; /* NetApp */
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value = get_config_value_node(nvl, "vendor");
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if (value != NULL)
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vendor = strtol(value, NULL, 0);
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else
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vendor = pci_config_read_reg(NULL, nvl, PCIR_VENDOR, 2, vendor);
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value = get_config_value_node(nvl, "devid");
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if (value != NULL)
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device = strtol(value, NULL, 0);
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else
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device = pci_config_read_reg(NULL, nvl, PCIR_DEVICE, 2, device);
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/* config space */
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pci_set_cfgdata16(pi, PCIR_VENDOR, vendor);
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pci_set_cfgdata16(pi, PCIR_DEVICE, device);
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pci_set_cfgdata8(pi, PCIR_HDRTYPE, PCIM_HDRTYPE_NORMAL);
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pci_set_cfgdata8(pi, PCIR_CLASS, PCIC_BRIDGE);
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pci_set_cfgdata8(pi, PCIR_SUBCLASS, PCIS_BRIDGE_HOST);
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pci_emul_add_pciecap(pi, PCIEM_TYPE_ROOT_PORT);
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return (0);
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}
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static int
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pci_amd_hostbridge_legacy_config(nvlist_t *nvl, const char *opts __unused)
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{
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nvlist_t *pci_regs;
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pci_regs = create_relative_config_node(nvl, "pcireg");
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if (pci_regs == NULL) {
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warnx("amd_hostbridge: failed to create pciregs node");
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return (-1);
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}
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set_config_value_node(pci_regs, "vendor", "0x1022"); /* AMD */
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set_config_value_node(pci_regs, "device", "0x7432"); /* made up */
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return (0);
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}
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#ifdef BHYVE_SNAPSHOT
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static int
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pci_de_snapshot(struct vm_snapshot_meta *meta __unused)
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{
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return (0);
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}
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#endif
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static const struct pci_devemu pci_de_amd_hostbridge = {
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.pe_emu = "amd_hostbridge",
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.pe_legacy_config = pci_amd_hostbridge_legacy_config,
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.pe_alias = "hostbridge",
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};
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PCI_EMUL_SET(pci_de_amd_hostbridge);
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static const struct pci_devemu pci_de_hostbridge = {
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.pe_emu = "hostbridge",
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.pe_init = pci_hostbridge_init,
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#ifdef BHYVE_SNAPSHOT
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.pe_snapshot = pci_de_snapshot,
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#endif
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};
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PCI_EMUL_SET(pci_de_hostbridge);
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