From 38b48ae754d8a95b57b45d2af9c054cb6fb5c18d Mon Sep 17 00:00:00 2001
From: Brad Smith <brad@cvs.openbsd.org>
Date: Fri, 7 Jan 2005 02:24:19 +0000
Subject: rev 1.26

The VIA Technologies VT82C686A SMBus Controller claims to be a PCI/ISA
bridge, ignore it.

From NetBSD

ok deraadt@
---
 sys/arch/i386/pci/pcib.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/sys/arch/i386/pci/pcib.c b/sys/arch/i386/pci/pcib.c
index 47b5b318604..92c1c49be9a 100644
--- a/sys/arch/i386/pci/pcib.c
+++ b/sys/arch/i386/pci/pcib.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pcib.c,v 1.18 2004/10/03 11:11:37 grange Exp $	*/
+/*	$OpenBSD: pcib.c,v 1.19 2005/01/07 02:24:18 brad Exp $	*/
 /*	$NetBSD: pcib.c,v 1.6 1997/06/06 23:29:16 thorpej Exp $	*/
 
 /*-
@@ -75,10 +75,6 @@ pcibmatch(parent, match, aux)
 {
 	struct pci_attach_args *pa = aux;
 
-	if (PCI_CLASS(pa->pa_class) == PCI_CLASS_BRIDGE &&
-	    PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_BRIDGE_ISA)
-		return (1);
-
 	switch (PCI_VENDOR(pa->pa_id)) {
 	case PCI_VENDOR_INTEL:
 		switch (PCI_PRODUCT(pa->pa_id)) {
@@ -95,8 +91,18 @@ pcibmatch(parent, match, aux)
 			/* mis-identifies itself as a miscellaneous prehistoric */
 			return (1);
 		}
+	case PCI_VENDOR_VIATECH:
+		switch (PCI_PRODUCT(pa->pa_id)) {
+		case PCI_PRODUCT_VIATECH_VT82C686A_SMB:
+			/* mis-identifies itself as a ISA bridge */
+			return (0);
+		}
 	}
 
+	if (PCI_CLASS(pa->pa_class) == PCI_CLASS_BRIDGE &&
+	    PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_BRIDGE_ISA)
+		return (1);
+
 	return (0);
 }
 
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