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Viewing changes to src/dmidecode/dmioem.c

  • Committer: Bazaar Package Importer
  • Author(s): Colin Watson
  • Date: 2011-02-23 17:58:36 UTC
  • Revision ID: james.westby@ubuntu.com-20110223175836-4f0cbcno9zm0lmdu
Tags: upstream-0.3.7
Import upstream version 0.3.7

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src/dmidecode/dmioem.c
 
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/*
 
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 * Decoding of OEM-specific entries
 
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 * This file is part of the dmidecode project.
 
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 *
 
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 *   (C) 2007 Jean Delvare <khali@linux-fr.org>
 
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 *
 
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 *   This program is free software; you can redistribute it and/or modify
 
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 *   it under the terms of the GNU General Public License as published by
 
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 *   the Free Software Foundation; either version 2 of the License, or
 
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 *   (at your option) any later version.
 
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 *
 
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 *   This program is distributed in the hope that it will be useful,
 
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *   GNU General Public License for more details.
 
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 *
 
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 *   You should have received a copy of the GNU General Public License
 
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 *   along with this program; if not, write to the Free Software
 
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 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 
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 */
 
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#include <stdio.h>
 
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#include <string.h>
 
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#include "types.h"
 
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#include "dmidecode.h"
 
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#include "dmioem.h"
 
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#include "../pci.h"
 
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/*
 
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 * Globals for vendor-specific decodes
 
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 */
 
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enum DMI_VENDORS { VENDOR_UNKNOWN, VENDOR_HP };
 
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static enum DMI_VENDORS dmi_vendor=VENDOR_UNKNOWN;
 
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/*
 
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 * Remember the system vendor for later use. We only actually store the
 
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 * value if we know how to decode at least one specific entry type for
 
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 * that vendor.
 
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 */
 
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void dmi_set_vendor(const char *s)
 
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{
 
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        if(strcmp(s, "HP")==0)
 
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                dmi_vendor=VENDOR_HP;
 
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}
 
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/*
 
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 * HP-specific data structures are decoded here.
 
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 *
 
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 * Code contributed by John Cagle.
 
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 */
 
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static int dmi_decode_hp(struct dmi_header *h, const struct libbiosdevname_state *state)
 
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{
 
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        u8 *data=h->data;
 
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        int nic, ptr;
 
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        u8 smbios_type = 0;
 
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        u8 bus, device, func;
 
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        struct pci_device *pdev;
 
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        switch(h->type)
 
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        {
 
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                case 209:
 
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                case 221:
 
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                        /*
 
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                         * Vendor Specific: HP ProLiant NIC MAC Information
 
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                         *
 
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                         * This prints the BIOS NIC number,
 
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                         * PCI bus/device/function, and MAC address
 
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                         */
 
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                        if (h->type == 221)
 
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                                smbios_type=0;
 
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                        else
 
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                                smbios_type=0x05;
 
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                        nic=1;
 
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                        ptr=4;
 
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                        while(h->length>=ptr+8)
 
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                        {
 
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                                bus = data[ptr+1];
 
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                                device = data[ptr]>>3;
 
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                                func = data[ptr]&7;
 
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                                pdev = find_pci_dev_by_pci_addr(state, 0, bus, device, func);
 
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                                if (pdev) {
 
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                                        if((data[ptr]==0x00 && data[ptr+1]==0x00) ||
 
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                                           (data[ptr]==0xFF && data[ptr+1]==0xFF))
 
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                                                pdev->smbios_enabled = 0;
 
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                                        else {
 
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                                                pdev->smbios_enabled = 1;
 
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                                                pdev->smbios_type = smbios_type;
 
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                                                pdev->smbios_instance = nic;
 
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                                                pdev->physical_slot = 0;
 
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                                        }
 
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                                }
 
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                                nic++;
 
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                                ptr+=8;
 
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                        }
 
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                        break;
 
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                default:
 
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                        return 0;
 
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        }
 
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        return 1;
 
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}
 
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/*
 
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 * Dispatch vendor-specific entries decoding
 
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 * Return 1 if decoding was successful, 0 otherwise
 
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 */
 
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int dmi_decode_oem(struct dmi_header *h, const struct libbiosdevname_state *state)
 
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{
 
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        switch(dmi_vendor)
 
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        {
 
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                case VENDOR_HP:
 
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                        return dmi_decode_hp(h, state);
 
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                default:
 
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                        return 0;
 
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        }
 
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}