2006-02-10 20:51:35 +00:00
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/*-
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2017-11-27 14:52:40 +00:00
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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2006-02-10 20:51:35 +00:00
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* Copyright (c) 2006 IronPort Systems Inc. <ambrisko@ironport.com>
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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 THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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2006-09-22 22:11:29 +00:00
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#include <sys/bus.h>
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#include <sys/condvar.h>
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#include <sys/eventhandler.h>
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2006-02-10 20:51:35 +00:00
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/rman.h>
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2006-09-22 22:11:29 +00:00
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#include <sys/selinfo.h>
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2006-02-10 20:51:35 +00:00
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#ifdef LOCAL_MODULE
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#include <ipmivars.h>
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#else
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#include <dev/ipmi/ipmivars.h>
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#endif
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static int ipmi_pci_probe(device_t dev);
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static int ipmi_pci_attach(device_t dev);
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2006-09-22 22:11:29 +00:00
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static struct ipmi_ident
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2006-02-10 20:51:35 +00:00
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{
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u_int16_t vendor;
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u_int16_t device;
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char *desc;
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} ipmi_identifiers[] = {
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{0x1028, 0x000d, "Dell PE2650 SMIC interface"},
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{0, 0, 0}
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};
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2006-09-22 22:11:29 +00:00
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const char *
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ipmi_pci_match(uint16_t vendor, uint16_t device)
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{
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2006-02-10 20:51:35 +00:00
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struct ipmi_ident *m;
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2006-09-22 22:11:29 +00:00
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for (m = ipmi_identifiers; m->vendor != 0; m++)
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if (m->vendor == vendor && m->device == device)
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return (m->desc);
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return (NULL);
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}
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static int
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ipmi_pci_probe(device_t dev)
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{
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const char *desc;
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2006-02-10 20:51:35 +00:00
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if (ipmi_attached)
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2006-09-22 22:11:29 +00:00
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return (ENXIO);
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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desc = ipmi_pci_match(pci_get_vendor(dev), pci_get_device(dev));
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if (desc != NULL) {
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device_set_desc(dev, desc);
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return (BUS_PROBE_DEFAULT);
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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return (ENXIO);
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2006-02-10 20:51:35 +00:00
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}
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static int
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2006-09-22 22:11:29 +00:00
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ipmi_pci_attach(device_t dev)
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{
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2006-02-10 20:51:35 +00:00
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struct ipmi_softc *sc = device_get_softc(dev);
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2006-09-22 22:11:29 +00:00
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struct ipmi_get_info info;
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const char *mode;
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int error, type;
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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/* Look for an IPMI entry in the SMBIOS table. */
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if (!ipmi_smbios_identify(&info))
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return (ENXIO);
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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sc->ipmi_dev = dev;
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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switch (info.iface_type) {
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case KCS_MODE:
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mode = "KCS";
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break;
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case SMIC_MODE:
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mode = "SMIC";
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break;
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case BT_MODE:
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device_printf(dev, "BT mode is unsupported\n");
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return (ENXIO);
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default:
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device_printf(dev, "No IPMI interface found\n");
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return (ENXIO);
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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device_printf(dev, "%s mode found at %s 0x%jx alignment 0x%x on %s\n",
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mode, info.io_mode ? "io" : "mem",
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(uintmax_t)info.address, info.offset,
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device_get_name(device_get_parent(dev)));
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if (info.io_mode)
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type = SYS_RES_IOPORT;
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else
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type = SYS_RES_MEMORY;
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sc->ipmi_io_rid = PCIR_BAR(0);
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sc->ipmi_io_res[0] = bus_alloc_resource_any(dev, type,
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&sc->ipmi_io_rid, RF_ACTIVE);
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sc->ipmi_io_type = type;
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sc->ipmi_io_spacing = info.offset;
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if (sc->ipmi_io_res[0] == NULL) {
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device_printf(dev, "couldn't configure pci io res\n");
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return (ENXIO);
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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sc->ipmi_irq_rid = 0;
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sc->ipmi_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
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&sc->ipmi_irq_rid, RF_SHAREABLE | RF_ACTIVE);
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switch (info.iface_type) {
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case KCS_MODE:
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error = ipmi_kcs_attach(sc);
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if (error)
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goto bad;
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break;
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case SMIC_MODE:
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error = ipmi_smic_attach(sc);
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if (error)
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goto bad;
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break;
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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error = ipmi_attach(dev);
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if (error)
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2006-02-10 20:51:35 +00:00
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goto bad;
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2006-09-22 22:11:29 +00:00
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return (0);
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bad:
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ipmi_release_resources(dev);
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return (error);
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}
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static device_method_t ipmi_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, ipmi_pci_probe),
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DEVMETHOD(device_attach, ipmi_pci_attach),
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DEVMETHOD(device_detach, ipmi_detach),
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{ 0, 0 }
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};
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static driver_t ipmi_pci_driver = {
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"ipmi",
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ipmi_methods,
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sizeof(struct ipmi_softc)
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};
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DRIVER_MODULE(ipmi_pci, pci, ipmi_pci_driver, ipmi_devclass, 0, 0);
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/* Native IPMI on PCI driver. */
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static int
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ipmi2_pci_probe(device_t dev)
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{
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if (pci_get_class(dev) == PCIC_SERIALBUS &&
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2007-03-31 20:41:00 +00:00
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pci_get_subclass(dev) == PCIS_SERIALBUS_IPMI) {
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2006-09-22 22:11:29 +00:00
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device_set_desc(dev, "IPMI System Interface");
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return (BUS_PROBE_GENERIC);
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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return (ENXIO);
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}
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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static int
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ipmi2_pci_attach(device_t dev)
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{
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struct ipmi_softc *sc;
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int error, iface, type;
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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sc = device_get_softc(dev);
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sc->ipmi_dev = dev;
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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/* Interface is determined by progif. */
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switch (pci_get_progif(dev)) {
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2007-03-31 20:41:00 +00:00
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case PCIP_SERIALBUS_IPMI_SMIC:
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2006-09-22 22:11:29 +00:00
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iface = SMIC_MODE;
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break;
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2007-03-31 20:41:00 +00:00
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case PCIP_SERIALBUS_IPMI_KCS:
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2006-09-22 22:11:29 +00:00
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iface = KCS_MODE;
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break;
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2007-03-31 20:41:00 +00:00
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case PCIP_SERIALBUS_IPMI_BT:
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2006-09-22 22:11:29 +00:00
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iface = BT_MODE;
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device_printf(dev, "BT interface unsupported\n");
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return (ENXIO);
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default:
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device_printf(dev, "Unsupported interface: %d\n",
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pci_get_progif(dev));
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return (ENXIO);
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}
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2006-02-10 20:51:35 +00:00
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2007-03-31 21:39:02 +00:00
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/* Check the BAR to determine our resource type. */
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2006-09-22 22:11:29 +00:00
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sc->ipmi_io_rid = PCIR_BAR(0);
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2007-03-31 21:39:02 +00:00
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if (PCI_BAR_IO(pci_read_config(dev, PCIR_BAR(0), 4)))
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2006-09-22 22:11:29 +00:00
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type = SYS_RES_IOPORT;
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else
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type = SYS_RES_MEMORY;
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sc->ipmi_io_type = type;
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sc->ipmi_io_spacing = 1;
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sc->ipmi_io_res[0] = bus_alloc_resource_any(dev, type,
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&sc->ipmi_io_rid, RF_ACTIVE);
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if (sc->ipmi_io_res[0] == NULL) {
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device_printf(dev, "couldn't map ports/memory\n");
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return (ENXIO);
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2006-02-10 20:51:35 +00:00
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}
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sc->ipmi_irq_rid = 0;
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2006-09-22 22:11:29 +00:00
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sc->ipmi_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
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2006-02-10 20:51:35 +00:00
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&sc->ipmi_irq_rid, RF_SHAREABLE | RF_ACTIVE);
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2006-09-22 22:11:29 +00:00
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switch (iface) {
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case KCS_MODE:
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device_printf(dev, "using KSC interface\n");
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/*
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* We have to examine the resource directly to determine the
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* alignment.
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*/
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if (!ipmi_kcs_probe_align(sc)) {
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device_printf(dev, "Unable to determine alignment\n");
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error = ENXIO;
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goto bad;
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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error = ipmi_kcs_attach(sc);
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if (error)
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goto bad;
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break;
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case SMIC_MODE:
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device_printf(dev, "using SMIC interface\n");
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error = ipmi_smic_attach(sc);
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if (error)
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goto bad;
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break;
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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error = ipmi_attach(dev);
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if (error)
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goto bad;
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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return (0);
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2006-02-10 20:51:35 +00:00
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bad:
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2006-09-22 22:11:29 +00:00
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ipmi_release_resources(dev);
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return (error);
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2006-02-10 20:51:35 +00:00
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}
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2006-09-22 22:11:29 +00:00
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static device_method_t ipmi2_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, ipmi2_pci_probe),
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DEVMETHOD(device_attach, ipmi2_pci_attach),
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DEVMETHOD(device_detach, ipmi_detach),
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{ 0, 0 }
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};
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2006-02-10 20:51:35 +00:00
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2006-09-22 22:11:29 +00:00
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static driver_t ipmi2_pci_driver = {
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"ipmi",
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ipmi2_methods,
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sizeof(struct ipmi_softc)
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2006-02-10 20:51:35 +00:00
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};
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2006-09-22 22:11:29 +00:00
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DRIVER_MODULE(ipmi2_pci, pci, ipmi2_pci_driver, ipmi_devclass, 0, 0);
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