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      1 /*	$NetBSD: pci_quirks.c,v 1.12 2018/10/17 01:16:50 jmcneill Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998 Christopher G. Demetriou.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by Christopher G. Demetriou
     17  *	for the NetBSD Project.
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * PCI Quirk data table and lookup function.
     35  */
     36 
     37 #include <sys/cdefs.h>
     38 __KERNEL_RCSID(0, "$NetBSD: pci_quirks.c,v 1.12 2018/10/17 01:16:50 jmcneill Exp $");
     39 
     40 #include <sys/param.h>
     41 #include <sys/device.h>
     42 
     43 #include <dev/pci/pcireg.h>
     44 #include <dev/pci/pcivar.h>
     45 #include <dev/pci/pcidevs.h>
     46 
     47 static const struct pci_quirkdata pci_quirks[] = {
     48 	{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82371FB_ISA,
     49 	    PCI_QUIRK_MULTIFUNCTION },
     50 	{ PCI_VENDOR_NVIDIA, PCI_PRODUCT_NVIDIA_XBOX_PCHB,
     51 	    PCI_QUIRK_SKIP_FUNC1 | PCI_QUIRK_SKIP_FUNC2 },
     52 	{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_XEOND_MEM_0_TTR_1,
     53 	    PCI_QUIRK_HASEXTCNF },
     54 	{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_COREI76K_IMC_0,
     55 	    PCI_QUIRK_HASEXTCNF },
     56 };
     57 
     58 const struct pci_quirkdata *
     59 pci_lookup_quirkdata(pci_vendor_id_t vendor, pci_product_id_t product)
     60 {
     61 	int i;
     62 
     63 	for (i = 0; i < __arraycount(pci_quirks); i++)
     64 		if (vendor == pci_quirks[i].vendor &&
     65 		    product == pci_quirks[i].product)
     66 			return (&pci_quirks[i]);
     67 	return (NULL);
     68 }
     69