xorg-server-1.4/hw/xfree86/os-support/bus/e8870PCI.c

   1 /*
   2  * Copyright (C) 2002-2003 The XFree86 Project, Inc.  All Rights Reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to
   6  * deal in the Software without restriction, including without limitation the
   7  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
   8  * sell copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  17  * XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  18  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20  *
  21  * Except as contained in this notice, the name of the XFree86 Project shall
  22  * not be used in advertising or otherwise to promote the sale, use or other
  23  * dealings in this Software without prior written authorization from the
  24  * XFree86 Project.
  25  */
  26
  27 /*
  28  * This file contains the glue necessary for support of Intel's E8870 chipset.
  29  */
  30
  31 #ifdef HAVE_XORG_CONFIG_H
  32 #include <xorg-config.h>
  33 #endif
  34
  35 #include "e8870PCI.h"
  36 #include "xf86.h"
  37 #include "Pci.h"
  38
  39 Bool
  40 xorgProbeE8870(scanpciWrapperOpt flags)
  41 {
  42     PCITAG tag;
  43
  44     /* Look for an E8870's Hub interface */
  45     tag = PCI_MAKE_TAG(0, 0x1E, 0);
  46     if (pciReadLong(tag, PCI_ID_REG) == DEVID(VENDOR_INTEL, CHIP_82801_P2P))
  47         return TRUE;
  48
  49     return FALSE;
  50 }
  51
  52 void
  53 xf86PreScanE8870(void)
  54 {
  55     /* XXX Fill me in... */
  56     return;
  57 }
  58
  59 void
  60 xf86PostScanE8870(void)
  61 {
  62     /* XXX Fill me in... */
  63 }