add stupid pcib driver

3 files changed, 96 insertions, 2 deletions

diff --git a/sys/arch/i386/conf/GENERIC b/sys/arch/i386/conf/GENERIC
index fda3e335d21..0df9a949fa9 100644
--- a/sys/arch/i386/conf/GENERIC
+++ b/sys/arch/i386/conf/GENERIC
@@ -1,4 +1,4 @@
-#	$OpenBSD: GENERIC,v 1.69 1998/06/29 21:11:24 millert Exp $
+#	$OpenBSD: GENERIC,v 1.70 1998/07/03 08:15:07 deraadt Exp $
 #	$NetBSD: GENERIC,v 1.48 1996/05/20 18:17:23 mrg Exp $
 #
 #	GENERIC -- everything that's currently supported
@@ -51,6 +51,7 @@ pchb*	at pci? dev ? function ?	# PCI-Host bridges
 ppb*	at pci? dev ? function ?	# PCI-PCI bridges
 pci*	at ppb? bus ?
 pci*	at pchb? bus ?
+pcib*	at pci? dev ? function ?	# PCI-ISA bridges (do nothing)
 
 pcicmaster0	at isa? port 0x3E0 size 2
 pcic0	at pcicmaster0 irq 11 iomem 0xd4000 iosiz 4096
diff --git a/sys/arch/i386/conf/files.i386 b/sys/arch/i386/conf/files.i386
index 1494ab9d03a..6fa67f2ae6a 100644
--- a/sys/arch/i386/conf/files.i386
+++ b/sys/arch/i386/conf/files.i386
@@ -1,4 +1,4 @@
-#	$OpenBSD: files.i386,v 1.42 1998/06/02 18:46:34 deraadt Exp $
+#	$OpenBSD: files.i386,v 1.43 1998/07/03 08:15:08 deraadt Exp $
 #	$NetBSD: files.i386,v 1.73 1996/05/07 00:58:36 thorpej Exp $
 #
 # new style config file for i386 architecture
@@ -86,6 +86,11 @@ device	pchb:	pcibus
 attach	pchb at pci
 file	arch/i386/pci/pchb.c		pchb
 
+# PCI-ISA bridge chipsets
+device	pcib:	pcibus
+attach	pcib at pci
+file	arch/i386/pci/pcib.c		pcib
+
 #
 # Pcmcia, before ISA (to define device stuff)
 #
diff --git a/sys/arch/i386/pci/pcib.c b/sys/arch/i386/pci/pcib.c
new file mode 100644
index 00000000000..aff566d3371
--- /dev/null
+++ b/sys/arch/i386/pci/pcib.c
@@ -0,0 +1,88 @@
+/*	$NetBSD: pcib.c,v 1.6 1997/06/06 23:29:16 thorpej Exp $	*/
+
+/*-
+ * Copyright (c) 1996 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <machine/bus.h>
+
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcireg.h>
+
+#include <dev/pci/pcidevs.h>
+
+int	pcibmatch __P((struct device *, void *, void *));
+void	pcibattach __P((struct device *, struct device *, void *));
+
+int	pcib_print __P((void *, const char *));
+
+struct cfattach pcib_ca = {
+	sizeof(struct device), pcibmatch, pcibattach
+};
+
+struct cfdriver pcib_cd = {
+	NULL, "pcib", DV_DULL
+};
+
+
+int
+pcibmatch(parent, match, aux)
+	struct device *parent;
+	void *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);
+
+	return (0);
+}
+
+void
+pcibattach(parent, self, aux)
+	struct device *parent, *self;
+	void *aux;
+{
+	/*
+	 * Cannot attach isa bus now; must postpone for various reasons
+	 */
+	printf("\n");
+}