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authorDale S. Rahn <rahnds@cvs.openbsd.org>2000-03-31 04:41:54 +0000
committerDale S. Rahn <rahnds@cvs.openbsd.org>2000-03-31 04:41:54 +0000
commit6fc21dd7b977e2ff80e375df38581b4f34394bb7 (patch)
tree6a330ad49a0e432f25c22097e1fac51ac0c8b23b /sys/arch
parent6c120fcc03f8793851c29f3d266cb6f6e1a3b9c6 (diff)
PCi Host Bridge, dummy driver to quiet "not configured" messages,
hopefully will be used to configure special items on bridges. (such as hacks to enable devices?)
Diffstat (limited to 'sys/arch')
-rw-r--r--sys/arch/powerpc/pci/pchb.c124
1 files changed, 124 insertions, 0 deletions
diff --git a/sys/arch/powerpc/pci/pchb.c b/sys/arch/powerpc/pci/pchb.c
new file mode 100644
index 00000000000..70a149633f8
--- /dev/null
+++ b/sys/arch/powerpc/pci/pchb.c
@@ -0,0 +1,124 @@
+/* $NetBSD: pchb.c,v 1.4 2000/01/25 07:19:11 tsubai 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 REGENTS 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 pchbmatch __P((struct device *, void *, void *));
+void pchbattach __P((struct device *, struct device *, void *));
+
+struct cfattach pchb_ca = {
+ sizeof(struct device), pchbmatch, pchbattach
+};
+
+struct cfdriver pchb_cd = {
+ NULL, "pchb", DV_DULL
+};
+
+int
+pchbmatch(parent, cf, aux)
+ struct device *parent;
+ void *cf;
+ void *aux;
+{
+ struct pci_attach_args *pa = aux;
+
+ /*
+ * Match all known PCI host chipsets.
+ */
+ switch (PCI_VENDOR(pa->pa_id)) {
+ case PCI_VENDOR_APPLE:
+ switch (PCI_PRODUCT(pa->pa_id)) {
+ case PCI_PRODUCT_APPLE_BANDIT:
+ case PCI_PRODUCT_APPLE_UNINORTH:
+ case PCI_PRODUCT_APPLE_UNINORTHETH:
+ case PCI_PRODUCT_APPLE_UNINORTHAGP:
+ return (1);
+ }
+ break;
+
+ case PCI_VENDOR_MOT:
+ switch (PCI_PRODUCT(pa->pa_id)) {
+ case PCI_PRODUCT_MOT_MPC106:
+ return (1);
+ }
+ break;
+ }
+
+ return (0);
+}
+
+void
+pchbattach(parent, self, aux)
+ struct device *parent, *self;
+ void *aux;
+{
+ struct pci_attach_args *pa = aux;
+ char devinfo[256];
+
+ printf("\n");
+
+ /*
+ * All we do is print out a description. Eventually, we
+ * might want to add code that does something that's
+ * possibly chipset-specific.
+ */
+
+ /*
+ pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo);
+ printf("%s: %s (rev. 0x%02x)\n", self->dv_xname, devinfo,
+ PCI_REVISION(pa->pa_class));
+ */
+#include "gm.h"
+#if NGM > 0
+ if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_APPLE) &&
+ (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_APPLE_UNINORTHETH ))
+ {
+ gmac_enable_hack();
+
+ }
+#endif
+}