6393267 Need a libtopo enumerator for OPL

15 files changed, 864 insertions, 39 deletions

diff --git a/usr/src/lib/fm/topo/files/Makefile b/usr/src/lib/fm/topo/files/Makefile
index 8a76e32968..5286fba502 100644
--- a/usr/src/lib/fm/topo/files/Makefile
+++ b/usr/src/lib/fm/topo/files/Makefile
@@ -25,7 +25,13 @@
 #
 # ident	"%Z%%M%	%I%	%E% SMI"
 
-sparc_SUBDIRS = sun4u sun4v SUNW,Sun-Fire SUNW,Sun-Fire-T200 SUNW,Sun-Fire-15000
+sparc_SUBDIRS =	sun4u \
+		sun4v \
+		SUNW,Sun-Fire \
+		SUNW,Sun-Fire-T200 \
+		SUNW,Sun-Fire-15000 \
+		SUNW,SPARC-Enterprise
+
 i386_SUBDIRS = i86pc
 
 SUBDIRS = $($(MACH)_SUBDIRS)
diff --git a/usr/src/lib/fm/topo/files/SUNW,SPARC-Enterprise/Makefile b/usr/src/lib/fm/topo/files/SUNW,SPARC-Enterprise/Makefile
new file mode 100644
index 0000000000..678a1c9e2d
--- /dev/null
+++ b/usr/src/lib/fm/topo/files/SUNW,SPARC-Enterprise/Makefile
@@ -0,0 +1,34 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+#ident	"%Z%%M%	%I%	%E% SMI"
+
+PLATFORMS = SUNW,SPARC-Enterprise
+CLASS = platform
+DTDFILE = 
+TOPOFILE = hc-topology.xml
+SRCDIR = ../SUNW,SPARC-Enterprise
+
+include ../Makefile.file
diff --git a/usr/src/lib/fm/topo/files/SUNW,SPARC-Enterprise/hc-topology.xml b/usr/src/lib/fm/topo/files/SUNW,SPARC-Enterprise/hc-topology.xml
new file mode 100644
index 0000000000..950e1b8fba
--- /dev/null
+++ b/usr/src/lib/fm/topo/files/SUNW,SPARC-Enterprise/hc-topology.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0"?>
+<!DOCTYPE topology SYSTEM "/usr/share/lib/xml/dtd/topology.dtd.1">
+<!--
+ Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ Use is subject to license terms.
+
+ CDDL HEADER START
+
+ The contents of this file are subject to the terms of the
+ Common Development and Distribution License (the "License").
+ You may not use this file except in compliance with the License.
+
+ You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ or http://www.opensolaris.org/os/licensing.
+ See the License for the specific language governing permissions
+ and limitations under the License.
+
+ When distributing Covered Code, include this CDDL HEADER in each
+ file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ If applicable, add the following below this CDDL HEADER, with the
+ fields enclosed by brackets "[]" replaced with your own identifying
+ information: Portions Copyright [yyyy] [name of copyright owner]
+
+ CDDL HEADER END
+
+    ident	"%Z%%M%	%I%	%E% SMI"
+-->
+
+<topology name='SUNW,SPARC-Enterprise' scheme='hc'>
+  <range name='chassis' min='0' max='0'>
+    <node instance='0'>
+      <propgroup name='protocol'>
+        <propval name='FRU' type='fmri'
+          value='hc:///chassis=0' />
+      </propgroup>
+    </node>
+    <dependents grouping='children'>
+      <range name='ioboard' min='0' max='15'>
+        <enum-method name='ioboard' version='1'
+          path='%r/usr/platform/SUNW,SPARC-Enterprise/lib/fm/topo/plugins' />
+      </range>
+    </dependents>
+  </range>
+</topology>
diff --git a/usr/src/lib/fm/topo/libtopo/common/hc_canon.h b/usr/src/lib/fm/topo/libtopo/common/hc_canon.h
index 4652fa4ede..732d64e081 100644
--- a/usr/src/lib/fm/topo/libtopo/common/hc_canon.h
+++ b/usr/src/lib/fm/topo/libtopo/common/hc_canon.h
@@ -49,6 +49,7 @@ static const char *Hc_canon[] = {
 	"dimm",
 	"hostbridge",
 	"interconnect",
+	"chassis",
 	"ioboard",
 	"memory-controller",
 	"motherboard",
diff --git a/usr/src/lib/fm/topo/modules/Makefile b/usr/src/lib/fm/topo/modules/Makefile
index 97ab5867d8..b4f7a58aae 100644
--- a/usr/src/lib/fm/topo/modules/Makefile
+++ b/usr/src/lib/fm/topo/modules/Makefile
@@ -25,7 +25,12 @@
 #
 # ident	"%Z%%M%	%I%	%E% SMI"
 
-sparc_SUBDIRS = sun4u sun4v SUNW,Sun-Fire SUNW,Sun-Fire-15000
+sparc_SUBDIRS =	sun4u \
+		sun4v \
+		SUNW,Sun-Fire \
+		SUNW,Sun-Fire-15000 \
+		SUNW,SPARC-Enterprise
+
 i386_SUBDIRS = i86pc
 
 SUBDIRS = $($(MACH)_SUBDIRS)
diff --git a/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/Makefile b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/Makefile
new file mode 100644
index 0000000000..122db7a134
--- /dev/null
+++ b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/Makefile
@@ -0,0 +1,32 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+# ident	"%Z%%M%	%I%	%E% SMI"
+
+SUBDIRS = ioboard
+
+.PARALLEL: $(SUBDIRS)
+
+include ../../../Makefile.subdirs
diff --git a/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/Makefile b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/Makefile
new file mode 100644
index 0000000000..d1db6ad332
--- /dev/null
+++ b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/Makefile
@@ -0,0 +1,36 @@
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+# ident	"%Z%%M%	%I%	%E% SMI"
+
+CLASS = arch
+ARCH = SUNW,SPARC-Enterprise
+
+MODULE = ioboard
+MODULESRCS = opl_ioboard.c opl_hostbridge.c
+
+include ../../Makefile.plugin
+
+LDLIBS += -ldevinfo
diff --git a/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_hostbridge.c b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_hostbridge.c
new file mode 100644
index 0000000000..ef272feb9c
--- /dev/null
+++ b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_hostbridge.c
@@ -0,0 +1,251 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <string.h>
+#include <strings.h>
+#include <libdevinfo.h>
+#include <fm/topo_mod.h>
+#include <sys/fm/protocol.h>
+#include "opl_topo.h"
+
+/*
+ * Check the root complex device node for a slot-names property.
+ */
+const char *
+opl_get_slot_name(di_node_t n)
+{
+	di_prom_prop_t pp = DI_PROM_PROP_NIL;
+	uchar_t *buf;
+
+	for (pp = di_prom_prop_next(opl_promtree, n, pp);
+	    pp != DI_PROM_PROP_NIL;
+	    pp = di_prom_prop_next(opl_promtree, n, pp)) {
+		if (strcmp(di_prom_prop_name(pp), OPL_SLOT_NAMES) == 0) {
+			if (di_prom_prop_data(pp, &buf) <= sizeof (uint32_t))
+				continue;
+			return ((const char *)&buf[4]);
+		}
+	}
+	return (NULL);
+}
+
+static tnode_t *
+opl_node_create(topo_mod_t *mp, tnode_t *parent, const char *name, int inst,
+    void *priv)
+{
+	int err;
+	tnode_t *node;
+	nvlist_t *fmri;
+	nvlist_t *args = NULL;
+	nvlist_t *pfmri = NULL;
+	topo_hdl_t *thp = topo_mod_handle(mp);
+
+	if (parent == NULL || inst < 0) {
+		return (NULL);
+	}
+
+	/* Get parent FMRI */
+	(void) topo_node_resource(parent, &pfmri, &err);
+	if (pfmri != NULL) {
+		if (topo_mod_nvalloc(mp, &args, NV_UNIQUE_NAME) != 0 ||
+		    nvlist_add_nvlist(args, TOPO_METH_FMRI_ARG_PARENT, pfmri)
+		    != 0) {
+			nvlist_free(pfmri);
+			nvlist_free(args);
+			(void) topo_mod_seterrno(mp, EMOD_FMRI_NVL);
+			return (NULL);
+		}
+		nvlist_free(pfmri);
+	}
+
+	/* Create FMRI */
+	if ((fmri = topo_fmri_create(thp, FM_FMRI_SCHEME_HC, name, inst,
+	    args, &err)) == NULL) {
+		topo_mod_dprintf(mp, "create of tnode for %s failed: %s",
+		    name, topo_strerror(topo_mod_errno(mp)));
+		(void) topo_mod_seterrno(mp, err);
+		nvlist_free(args);
+		return (NULL);
+	}
+	nvlist_free(args);
+
+	/* Create and bind node  */
+	node = topo_node_bind(mp, parent, name, inst, fmri, priv);
+	if (node == NULL) {
+		nvlist_free(fmri);
+		topo_mod_dprintf(mp, "unable to bind root complex",
+		    topo_strerror(topo_mod_errno(mp)));
+		return (NULL); /* mod_errno already set */
+	}
+	nvlist_free(fmri);
+	return (node);
+}
+
+/*
+ * Create a root complex node.
+ */
+static tnode_t *
+opl_rc_node_create(topo_mod_t *mp, tnode_t *parent, di_node_t dnode, int inst,
+	void *priv)
+{
+	int err;
+	tnode_t *rcn;
+	topo_hdl_t *thp = topo_mod_handle(mp);
+	const char *slot_name;
+
+	rcn = opl_node_create(mp, parent, PCIEXRC, inst, priv);
+	if (rcn == NULL) {
+		return (NULL);
+	}
+
+	/*
+	 * If this root complex connects to a slot, it will have a
+	 * slot-names property.
+	 */
+	slot_name = opl_get_slot_name(dnode);
+	if (slot_name) {
+		char fru_str[64];
+		nvlist_t *fru_fmri;
+		/* Add FRU fmri */
+		snprintf(fru_str, sizeof (fru_str), "hc:///component=%s",
+		    slot_name);
+		if (topo_fmri_str2nvl(thp, fru_str, &fru_fmri, &err) == 0) {
+			(void) topo_node_fru_set(rcn, fru_fmri, 0, &err);
+			nvlist_free(fru_fmri);
+		}
+		/* Add label */
+		(void) topo_node_label_set(rcn, (char *)slot_name, &err);
+	} else {
+		/* Inherit parent FRU's label */
+		(void) topo_node_fru_set(rcn, NULL, 0, &err);
+		(void) topo_node_label_set(rcn, NULL, &err);
+	}
+	/* Make room for children */
+	topo_node_range_create(mp, rcn, PCIEX_BUS, 0, OPL_BUS_MAX);
+	return (rcn);
+}
+
+/*
+ * Create a hostbridge node.
+ */
+static tnode_t *
+opl_hb_node_create(topo_mod_t *mp, tnode_t *parent, int inst)
+{
+	int err;
+	tnode_t *hbn;
+
+	hbn = opl_node_create(mp, parent, HOSTBRIDGE, inst, NULL);
+	if (hbn == NULL) {
+		return (NULL);
+	}
+
+	/* Inherit parent FRU's label */
+	(void) topo_node_fru_set(hbn, NULL, 0, &err);
+	(void) topo_node_label_set(hbn, NULL, &err);
+
+	/* Make room for children */
+	topo_node_range_create(mp, hbn, PCIEXRC, 0, OPL_RC_MAX);
+
+	return (hbn);
+}
+
+/*
+ * opl_hb_enum gets the ioboard instance passed in, and determines the
+ * hostbridge and root complex instances numbers based on the bus addresses.
+ */
+int
+opl_hb_enum(topo_mod_t *mp, const ioboard_contents_t *iob, tnode_t *ion,
+    int brd)
+{
+	int hb;
+	int rc;
+	di_node_t p;
+	tnode_t *hbnode;
+	tnode_t *rcnode;
+	topo_mod_t *pcimod;
+
+	/* Load the pcibus module. We'll need it later. */
+	pcimod = topo_mod_load(mp, PCI_MOD_PATH);
+	if (pcimod == NULL) {
+		topo_mod_dprintf(mp, "can't load pcibus module",
+		    topo_strerror(topo_mod_errno(mp)));
+		return (-1);
+	}
+
+	/* For each hostbridge on an ioboard... */
+	for (hb = 0; hb < OPL_HB_MAX; hb++) {
+		hbnode = NULL;
+		/* For each root complex in a hostbridge... */
+		for (rc = 0; rc < OPL_RC_MAX; rc++) {
+			p = iob->rcs[hb][rc];
+			/* If no root complex, continue */
+			if (p == DI_NODE_NIL) {
+				continue;
+			}
+
+			/* The root complex exists! */
+			topo_mod_dprintf(mp, "declaring "
+			    "/chassis=0/ioboard=%d/hostbridge=%d/pciexrc=%d\n",
+			    brd, hb, rc);
+
+			/*
+			 * If we haven't created a hostbridge node yet, do it
+			 * now.
+			 */
+			if (hbnode == NULL) {
+				hbnode = opl_hb_node_create(mp, ion, hb);
+				if (hbnode == NULL) {
+					topo_mod_dprintf(mp,
+					    "unable to create hbnode: %s",
+					    topo_strerror(topo_mod_errno(mp)));
+					return (-1);
+				}
+
+			}
+
+			/* Create the root complex node */
+			rcnode = opl_rc_node_create(mp, hbnode, p, rc, p);
+			if (rcnode == NULL) {
+				topo_mod_dprintf(mp,
+				    "unable to create rcnode: %s",
+				    topo_strerror(topo_mod_errno(mp)));
+				return (-1);
+			}
+
+			/* Enumerate pcibus nodes under the root complex */
+			if (topo_mod_enumerate(pcimod, rcnode,
+			    PCI_BUS, PCIEX_BUS, 0, 255) != 0) {
+				topo_mod_dprintf(mp,
+				    "error enumerating pcibus",
+				    topo_strerror(topo_mod_errno(mp)));
+				return (-1);
+			}
+		}
+	}
+	return (0);
+}
diff --git a/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_ioboard.c b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_ioboard.c
new file mode 100644
index 0000000000..c493e5b184
--- /dev/null
+++ b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_ioboard.c
@@ -0,0 +1,298 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * SUNW,OPL-Enterprise platform ioboard topology enumerator
+ */
+#include <string.h>
+#include <strings.h>
+#include <libdevinfo.h>
+#include <fm/topo_mod.h>
+#include <sys/fm/protocol.h>
+#include "opl_topo.h"
+
+#define	IOB_ENUMR_VERS	1
+#define	FRUNAME		"iou"
+#define	LABEL		FRUNAME "#%d"
+#define	IOBDFRU		"hc:///component=" LABEL
+
+static int opl_iob_enum(topo_mod_t *hdl, tnode_t *parent, const char *name,
+    topo_instance_t imin, topo_instance_t imax, void *notused);
+
+const topo_modinfo_t IobInfo = {
+	IOBOARD,
+	IOB_ENUMR_VERS,
+	opl_iob_enum,
+	NULL};
+
+di_prom_handle_t opl_promtree = DI_PROM_HANDLE_NIL;
+di_node_t opl_devtree;
+
+void
+_topo_init(topo_mod_t *modhdl)
+{
+	/*
+	 * Turn on module debugging output
+	 */
+	if (getenv("TOPOIOBDBG") != NULL)
+		topo_mod_setdebug(modhdl, TOPO_DBG_ALL);
+	topo_mod_dprintf(modhdl, "initializing ioboard enumerator\n");
+
+	topo_mod_register(modhdl, &IobInfo, NULL);
+}
+
+void
+_topo_fini(topo_mod_t *modhdl)
+{
+	topo_mod_unregister(modhdl);
+}
+
+/*
+ * Checks to see if there's a physical board number property on this
+ * device node.
+ */
+static int
+opl_get_physical_board(di_node_t n)
+{
+	di_prom_prop_t pp = DI_PROM_PROP_NIL;
+	uchar_t *buf;
+	int val;
+
+	for (pp = di_prom_prop_next(opl_promtree, n, pp);
+	    pp != DI_PROM_PROP_NIL;
+	    pp = di_prom_prop_next(opl_promtree, n, pp)) {
+		if (strcmp(di_prom_prop_name(pp), OPL_PHYSICAL_BD) == 0) {
+			if (di_prom_prop_data(pp, &buf) < sizeof (val))
+				continue;
+			bcopy(buf, &val, sizeof (val));
+			return (val);
+		}
+	}
+	return (-1);
+}
+
+/*
+ * Creates a map of logical boards to physical location.
+ */
+static void
+opl_map_boards(int lsb_to_psb[OPL_IOB_MAX])
+{
+	di_node_t n;
+	int i;
+
+	/* Initialize all entries to no mapping */
+	for (i = 0; i < OPL_IOB_MAX; i++) {
+		lsb_to_psb[i] = i;
+	}
+	/*
+	 * Get LSB-to-PSB (logical-to-physical board) mapping by finding the
+	 * memory controller driver per LSB. The MC driver will have a
+	 * physical-board# property.
+	 */
+	for (n = di_drv_first_node(OPL_MC_DRV, opl_devtree);
+	    n != DI_NODE_NIL;
+	    n = di_drv_next_node(n)) {
+		char *ba = di_bus_addr(n);
+		int a = OPL_MC_STR2BA(ba);
+		int lsb = OPL_MC_LSB(a);
+		int psb;
+
+		psb = opl_get_physical_board(n);
+		if (psb < 0 || psb >= OPL_IOB_MAX) {
+			/* psb mapping is out of range, skip */
+			continue;
+		}
+		lsb_to_psb[lsb] = psb;
+	}
+}
+
+/*
+ * Create the ioboard node. Add fru and label properties, and create room
+ * for child hostbridge nodes.
+ */
+static tnode_t *
+opl_iob_node_create(topo_mod_t *mp, tnode_t *parent, int inst)
+{
+	int err;
+	tnode_t *ion;
+	nvlist_t *fmri;
+	nvlist_t *args = NULL;
+	nvlist_t *pfmri = NULL;
+	topo_hdl_t *thp = topo_mod_handle(mp);
+	char label[8];
+	char fmri_str[32];
+
+	if (parent == NULL || inst < 0) {
+		return (NULL);
+	}
+
+	/* Get parent FMRI */
+	(void) topo_node_resource(parent, &pfmri, &err);
+	if (pfmri != NULL) {
+		if (topo_mod_nvalloc(mp, &args, NV_UNIQUE_NAME) != 0 ||
+		    nvlist_add_nvlist(args, TOPO_METH_FMRI_ARG_PARENT, pfmri)
+		    != 0) {
+			nvlist_free(pfmri);
+			nvlist_free(args);
+			(void) topo_mod_seterrno(mp, EMOD_FMRI_NVL);
+			return (NULL);
+		}
+		nvlist_free(pfmri);
+	}
+	/* Create ioboard FMRI */
+	if ((fmri = topo_fmri_create(thp, FM_FMRI_SCHEME_HC, IOBOARD, inst,
+	    args, &err)) == NULL) {
+		topo_mod_dprintf(mp, "create of tnode for ioboard failed: %s",
+		    topo_strerror(topo_mod_errno(mp)));
+		(void) topo_mod_seterrno(mp, err);
+		nvlist_free(args);
+		return (NULL);
+	}
+	nvlist_free(args);
+	/* Create node for this ioboard */
+	ion = topo_node_bind(mp, parent, IOBOARD, inst, fmri, NULL);
+	if (ion == NULL) {
+		nvlist_free(fmri);
+		topo_mod_dprintf(mp, "unable to bind ioboard: %s",
+		    topo_strerror(topo_mod_errno(mp)));
+		return (NULL); /* mod_errno already set */
+	}
+	nvlist_free(fmri);
+	/* Create and add FRU fmri for this ioboard */
+	snprintf(fmri_str, sizeof (fmri_str), IOBDFRU, inst);
+	if (topo_fmri_str2nvl(thp, fmri_str, &fmri, &err) == 0) {
+		(void) topo_node_fru_set(ion, fmri, 0, &err);
+		nvlist_free(fmri);
+	}
+	/* Add label for this ioboard */
+	snprintf(label, sizeof (label), LABEL, inst);
+	(void) topo_node_label_set(ion, label, &err);
+
+	/* Create range of hostbridges on this ioboard */
+	if (topo_node_range_create(mp, ion, HOSTBRIDGE, 0, OPL_HB_MAX) != 0) {
+		topo_mod_dprintf(mp, "topo_node_range_create failed",
+		    topo_strerror(topo_mod_errno(mp)));
+		return (NULL);
+	}
+
+	return (ion);
+}
+
+/*ARGSUSED*/
+static int
+opl_iob_enum(topo_mod_t *mp, tnode_t *parent, const char *name,
+    topo_instance_t imin, topo_instance_t imax, void *notused)
+{
+	di_node_t pnode;
+	tnode_t *ion;
+	topo_instance_t inst;
+	int lsb_to_psb[OPL_IOB_MAX];
+	ioboard_contents_t ioboard_list[OPL_IOB_MAX];
+	int retval = 0;
+
+	/* Validate the name is correct */
+	if (strcmp(name, "ioboard") != 0) {
+		return (-1);
+	}
+	/* Initialize devinfo once for the module */
+	if ((opl_promtree = di_prom_init()) == DI_PROM_HANDLE_NIL) {
+		(void) topo_mod_seterrno(mp, errno);
+		topo_mod_dprintf(mp,
+		    "Ioboard enumerator: di_prom_handle_init failed.\n");
+		return (-1);
+	}
+	/* Make sure we don't exceed OPL_IOB_MAX */
+	if (imax >= OPL_IOB_MAX) {
+		imax = OPL_IOB_MAX;
+	}
+
+	bzero(ioboard_list, sizeof (ioboard_list));
+
+	opl_devtree = di_init("/", DINFOCPYALL);
+	if (opl_devtree == DI_NODE_NIL) {
+		(void) topo_mod_seterrno(mp, errno);
+		topo_mod_dprintf(mp, "devinfo init failed.");
+		return (-1);
+	}
+
+	/*
+	 * Create a mapping from logical board numbers (which are part of
+	 * the device node bus address) to physical board numbers, so we
+	 * can create meaningful fru labels.
+	 */
+	opl_map_boards(lsb_to_psb);
+
+	/*
+	 * Figure out which boards are installed by finding hostbridges
+	 * with matching bus addresses.
+	 */
+	for (pnode = di_drv_first_node(OPL_PX_DRV, opl_devtree);
+	    pnode != DI_NODE_NIL;
+	    pnode = di_drv_next_node(pnode)) {
+		int psb = -1;
+		char *ba = di_bus_addr(pnode);
+		int a = OPL_PX_STR2BA(ba);
+		int lsb = OPL_PX_LSB(a);
+		int hb = OPL_PX_HB(a);
+		int rc = OPL_PX_RC(a);
+		/* Map logical system board to physical system board */
+		if (lsb >= 0 && lsb <= OPL_IOB_MAX) {
+			psb = lsb_to_psb[lsb];
+		}
+		/* If valid psb, note that this board exists */
+		if (psb >= 0 && psb < OPL_IOB_MAX) {
+			ioboard_list[psb].count++;
+			ioboard_list[psb].rcs[hb][rc] = pnode;
+		}
+	}
+
+	/*
+	 * Now enumerate each existing board  Exit loop if retval is
+	 * ever set to non-zero.
+	 */
+	for (inst = imin; inst <= imax && retval == 0; inst++) {
+		/* If this board doesn't contain any hostbridges, skip it */
+		if (ioboard_list[inst].count == 0) {
+			continue;
+		}
+		/* Create node for this ioboard */
+		ion = opl_iob_node_create(mp, parent, inst);
+		if (ion == NULL) {
+			topo_mod_dprintf(mp,
+			    "enumeration of ioboard failed: %s",
+			    topo_strerror(topo_mod_errno(mp)));
+			retval = -1;
+			break;
+		}
+		/* Enumerate hostbridges on this ioboard, sets errno */
+		retval = opl_hb_enum(mp, &ioboard_list[inst], ion, inst);
+	}
+	di_fini(opl_devtree);
+	di_prom_fini(opl_promtree);
+	return (retval);
+}
diff --git a/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_topo.h b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_topo.h
new file mode 100644
index 0000000000..35a51b3d74
--- /dev/null
+++ b/usr/src/lib/fm/topo/modules/SUNW,SPARC-Enterprise/ioboard/opl_topo.h
@@ -0,0 +1,97 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef _OPL_TOPO_H
+#define	_OPL_TOPO_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * OPL-specific enumerators.
+ */
+#define	IOBOARD		"ioboard"
+#define	HOSTBRIDGE	"hostbridge"
+#define	PCIEXRC		"pciexrc"
+#define	PCI_BUS		"pcibus"
+#define	PCIEX_BUS	"pciexbus"
+#define	PCI_MOD_PATH	"/usr/platform/sun4u/lib/fm/topo/plugins/pcibus.so"
+
+/*
+ * OPL uses the Jupiter Bus Bindings (see FWARC/2005/076) which specifies
+ * the hostbridge port id (the part of the bus address before the comma) as
+ *	[10:9] = 00
+ * 	[8]    = LSB_ID[4] = 0
+ *	[7:4]  = LSB_ID[3:0]
+ *	[3]    = IO_Channel#[2] = 0
+ *	[2:1]  = IO_Channel#[1:0]
+ *	[0]    = PCI Leaf Number (0=leaf-A, 1=leaf-B)
+ * where the LSB_ID is the logical system board, the IO_Channel is the
+ * hostbridge, and the PCI leaf is the root complex. The definitions
+ * allow up to 32 system boards, 8 hostbridges per system board, and
+ * two root complexes per hostbridge.
+ */
+
+/* Common OPL limits */
+#define	OPL_IOB_MAX	32	/* Max 32 IOBs per machine */
+#define	OPL_HB_MAX	8	/* Max 8 hostbridges per IOB */
+#define	OPL_RC_MAX	2	/* Max 2 root complexes per hostbridge */
+#define	OPL_BUS_MAX	4	/* Max PCI-Ex buses under root complex */
+
+/* Macros for manipulating px driver bus address. */
+#define	OPL_PX_DRV	"px"			/* Oberon driver name */
+#define	OPL_PX_STR2BA(s) strtol(s, NULL, 10)	/* Convert ba string to int */
+#define	OPL_PX_LSB(a)	(((a) >> 4) & 0x1f)	/* Extract board from ba */
+#define	OPL_PX_HB(a)	(((a) >> 1) & 0x07)	/* Extract hb from ba */
+#define	OPL_PX_RC(a)	((a) & 0x01)		/* Extract rc from ba */
+#define	OPL_SLOT_NAMES	"slot-names"		/* Slot name property */
+
+/* Macros for manipulating mc-opl driver bus address. */
+#define	OPL_MC_DRV	"mc-opl"		/* Driver name */
+#define	OPL_MC_STR2BA(s) strtol(s, NULL, 16)	/* Convert ba string to int */
+#define	OPL_MC_LSB(a)	(((a) >> 4) & 0x1f)	/* Extract board from ba */
+#define	OPL_PHYSICAL_BD	"physical-board#"	/* Physical board for the mc */
+
+/* Structure listing devices on an ioboard */
+typedef struct {
+	int count;
+	di_node_t rcs[OPL_HB_MAX][OPL_RC_MAX];
+} ioboard_contents_t;
+
+/* Shared device tree root node */
+di_node_t opl_devtree;
+di_prom_handle_t opl_promtree;
+int opl_hb_enum(topo_mod_t *mp, const ioboard_contents_t *iob,
+    tnode_t *parent, int brd);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _OPL_TOPO_H */
diff --git a/usr/src/lib/fm/topo/modules/common/did.c b/usr/src/lib/fm/topo/modules/common/did.c
index 4a8a39bfdd..45a2a81cae 100644
--- a/usr/src/lib/fm/topo/modules/common/did.c
+++ b/usr/src/lib/fm/topo/modules/common/did.c
@@ -118,6 +118,8 @@ di_physlotinfo_get(topo_mod_t *mp, di_node_t src, uint_t excap,
     int *slotnum, char **slotnm)
 {
 	char *slotbuf;
+	int sz;
+	uchar_t *buf;
 
 	*slotnum = -1;
 	(void) di_uintprop_get(src, DI_PHYSPROP, (uint_t *)slotnum);
@@ -137,12 +139,20 @@ di_physlotinfo_get(topo_mod_t *mp, di_node_t src, uint_t excap,
 		return (0);
 
 	/*
-	 * Make generic description string "SLOT <num>", allow up 10
-	 * digits for number
+	 * For PCI-Express, there is only one downstream device, so check for
+	 * a slot-names property, and if it exists, ignore the slotmask value
+	 * and use the string as the label.
 	 */
-	slotbuf = alloca(16);
-	(void) snprintf(slotbuf, 16, "SLOT %d", *slotnum);
-
+	if (di_bytes_get(src, DI_SLOTPROP, &sz, &buf) == 0 && sz > 4) {
+		slotbuf = (char *)&buf[4];
+	} else {
+		/*
+		 * Make generic description string "SLOT <num>", allow up to
+		 * 10 digits for number
+		 */
+		slotbuf = alloca(16);
+		(void) snprintf(slotbuf, 16, "SLOT %d", *slotnum);
+	}
 	if ((*slotnm = topo_mod_strdup(mp, slotbuf)) == NULL)
 		return (-1);
 
@@ -506,19 +516,15 @@ pciex_cap_get(did_hash_t *dhash, di_node_t dn)
 }
 
 int
-did_inherit(tnode_t *parent, tnode_t *child)
+did_inherit(did_t *pdp, did_t *dp)
 {
-	did_t *pdp, *dp;
-
 	/*
 	 * If the child already has a label, we're done.
 	 */
-	dp = topo_node_private(child);
 	assert(dp != NULL);
 	if (did_numlabels(dp) > 0)
 		return (0);
 
-	pdp = topo_node_private(parent);
 	assert(pdp != NULL);
 
 	/*
diff --git a/usr/src/lib/fm/topo/modules/common/did.h b/usr/src/lib/fm/topo/modules/common/did.h
index bc4150b5f1..d0da891076 100644
--- a/usr/src/lib/fm/topo/modules/common/did.h
+++ b/usr/src/lib/fm/topo/modules/common/did.h
@@ -50,7 +50,7 @@ extern int did_board(did_t *);
 extern int did_bridge(did_t *);
 extern int did_rc(did_t *);
 extern int did_physslot(did_t *);
-extern int did_inherit(tnode_t *, tnode_t *);
+extern int did_inherit(did_t *, did_t *);
 extern int did_excap(did_t *);
 extern int did_bdf(did_t *);
 
diff --git a/usr/src/lib/fm/topo/modules/common/hostbridge.c b/usr/src/lib/fm/topo/modules/common/hostbridge.c
index e7a47c6c46..007fefebd5 100644
--- a/usr/src/lib/fm/topo/modules/common/hostbridge.c
+++ b/usr/src/lib/fm/topo/modules/common/hostbridge.c
@@ -232,12 +232,6 @@ static void
 hb_release(topo_mod_t *mp, tnode_t *node)
 {
 	topo_method_unregister_all(mp, node);
-
-	/*
-	 * node private data (did_t) for this node is destroyed in
-	 * did_hash_destroy()
-	 */
-
 }
 
 static tnode_t *
@@ -311,7 +305,7 @@ pcihostbridge_declare(tnode_t *parent, di_node_t din, topo_instance_t i)
 
 	if ((pd = did_find(Didhash, din)) == NULL)
 		return (NULL);
-	if ((ntn = hb_tnode_create(parent, HOSTBRIDGE, i, pd)) == NULL)
+	if ((ntn = hb_tnode_create(parent, HOSTBRIDGE, i, din)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, HB_common_props, HB_propcnt) < 0) {
 		topo_node_unbind(ntn);
@@ -335,7 +329,7 @@ pciexhostbridge_declare(tnode_t *parent, di_node_t din, topo_instance_t hi)
 
 	if ((pd = did_find(Didhash, din)) == NULL)
 		return (NULL);
-	if ((ntn = hb_tnode_create(parent, HOSTBRIDGE, hi, pd)) == NULL)
+	if ((ntn = hb_tnode_create(parent, HOSTBRIDGE, hi, din)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, ExHB_common_props, ExHB_propcnt) < 0) {
 		topo_node_unbind(ntn);
@@ -360,7 +354,7 @@ pciexrc_declare(tnode_t *parent, di_node_t din, topo_instance_t ri)
 	if ((pd = did_find(Didhash, din)) == NULL)
 		return (NULL);
 	did_markrc(pd);
-	if ((ntn = hb_tnode_create(parent, PCIEX_ROOT, ri, pd)) == NULL)
+	if ((ntn = hb_tnode_create(parent, PCIEX_ROOT, ri, din)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, RC_common_props, RC_propcnt) < 0) {
 		topo_node_unbind(ntn);
diff --git a/usr/src/lib/fm/topo/modules/common/pcibus.c b/usr/src/lib/fm/topo/modules/common/pcibus.c
index 8ef1212a70..ac6608fda8 100644
--- a/usr/src/lib/fm/topo/modules/common/pcibus.c
+++ b/usr/src/lib/fm/topo/modules/common/pcibus.c
@@ -156,13 +156,10 @@ pci_tnode_create(tnode_t *parent,
 static int
 hostbridge_asdevice(tnode_t *bus)
 {
-	did_t *pd;
 	di_node_t di;
 	tnode_t *dev32;
 
-	pd = topo_node_private(bus);
-	assert(pd != NULL);
-	di = did_dinode(pd);
+	di = topo_node_private(bus);
 	assert(di != DI_NODE_NIL);
 
 	if ((dev32 = pcidev_declare(bus, di, 32)) == NULL)
@@ -180,7 +177,7 @@ pciexfn_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 
 	if ((pd = did_find(Didhash, dn)) == NULL)
 		return (NULL);
-	if ((ntn = pci_tnode_create(parent, PCIEX_FUNCTION, i, pd)) == NULL)
+	if ((ntn = pci_tnode_create(parent, PCIEX_FUNCTION, i, dn)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, Fn_common_props, Fn_propcnt) < 0) {
 		topo_node_unbind(ntn);
@@ -208,7 +205,7 @@ pciexdev_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 
 	if ((pd = did_find(Didhash, dn)) == NULL)
 		return (NULL);
-	if ((ntn = pci_tnode_create(parent, PCIEX_DEVICE, i, pd)) == NULL)
+	if ((ntn = pci_tnode_create(parent, PCIEX_DEVICE, i, dn)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, Dev_common_props, Dev_propcnt) < 0) {
 		topo_node_unbind(ntn);
@@ -233,7 +230,7 @@ pciexbus_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 
 	if ((pd = did_find(Didhash, dn)) == NULL)
 		return (NULL);
-	if ((ntn = pci_tnode_create(parent, PCIEX_BUS, i, pd)) == NULL)
+	if ((ntn = pci_tnode_create(parent, PCIEX_BUS, i, dn)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, Bus_common_props, Bus_propcnt) < 0) {
 		topo_node_range_destroy(ntn, PCI_DEVICE);
@@ -259,7 +256,7 @@ pcifn_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 
 	if ((pd = did_find(Didhash, dn)) == NULL)
 		return (NULL);
-	if ((ntn = pci_tnode_create(parent, PCI_FUNCTION, i, pd)) == NULL)
+	if ((ntn = pci_tnode_create(parent, PCI_FUNCTION, i, dn)) == NULL)
 		return (NULL);
 	if (did_props_set(ntn, pd, Fn_common_props, Fn_propcnt) < 0) {
 		topo_node_unbind(ntn);
@@ -278,19 +275,25 @@ pcifn_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 tnode_t *
 pcidev_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 {
+	di_node_t pdn;
 	did_t *pd;
 	tnode_t *ntn;
+	did_t *ppd;
 
+	if ((pdn = topo_node_private(parent)) == DI_NODE_NIL)
+		return (NULL);
+	if ((ppd = did_find(Didhash, pdn)) == NULL)
+		return (NULL);
 	if ((pd = did_find(Didhash, dn)) == NULL)
 		return (NULL);
-	if ((ntn = pci_tnode_create(parent, PCI_DEVICE, i, pd)) == NULL)
+	if ((ntn = pci_tnode_create(parent, PCI_DEVICE, i, dn)) == NULL)
 		return (NULL);
 	/*
 	 * If our devinfo node is lacking certain information of its
 	 * own, we may need/want to inherit the information available
 	 * from our parent node's private data.
 	 */
-	did_inherit(parent, ntn);
+	did_inherit(ppd, pd);
 	if (did_props_set(ntn, pd, Dev_common_props, Dev_propcnt) < 0) {
 		topo_node_unbind(ntn);
 		return (NULL);
@@ -315,7 +318,7 @@ pcibus_declare(tnode_t *parent, di_node_t dn, topo_instance_t i)
 
 	if ((pd = did_find(Didhash, dn)) == NULL)
 		return (NULL);
-	if ((ntn = pci_tnode_create(parent, PCI_BUS, i, pd)) == NULL)
+	if ((ntn = pci_tnode_create(parent, PCI_BUS, i, dn)) == NULL)
 		return (NULL);
 	/*
 	 * If our devinfo node is lacking certain information of its
@@ -454,15 +457,24 @@ pci_children_instantiate(tnode_t *parent, di_node_t pn,
 
 /*ARGSUSED*/
 static int
-pci_enum(topo_mod_t *ignored, tnode_t *troot, const char *name,
+pci_enum(topo_mod_t *mp, tnode_t *troot, const char *name,
     topo_instance_t min, topo_instance_t max, void *notused)
 {
 	did_t *hbdid, *didp;
 	char *pname;
+	di_node_t parent_dinode;
+	int rc;
+	int retval;
 
 	topo_mod_dprintf(PciHdl, "Enumerating pci!\n");
 
-	if (strcmp(name, PCI_BUS) != 0 && strcmp(name, PCIEX_BUS) != 0) {
+	if (strcmp(name, PCI_BUS) == 0) {
+		/* PCI Bus, so no root complex */
+		rc = NO_RC;
+	} else if (strcmp(name, PCIEX_BUS) == 0) {
+		/* PCI-Express; root complex is hostbridge's instance */
+		rc = topo_node_instance(troot);
+	} else {
 		topo_mod_dprintf(PciHdl,
 		    "Currently only know how to enumerate %s or %s not %s.\n",
 		    PCI_BUS, PCIEX_BUS, name);
@@ -478,14 +490,16 @@ pci_enum(topo_mod_t *ignored, tnode_t *troot, const char *name,
 		    HOSTBRIDGE, PCIEX_ROOT);
 		return (0);
 	}
-	if ((hbdid = topo_node_private(troot)) == NULL) {
+	if ((parent_dinode = topo_node_private(troot)) == DI_NODE_NIL) {
 		topo_mod_dprintf(PciHdl,
 		    "Parent %s node missing private data.\n"
 		    "Unable to proceed with %s enumeration.\n",
 		    pname, name);
 		return (0);
 	}
-	Didhash = did_hash(hbdid);
+	Didhash = did_hash_init(mp);
+	hbdid = did_create(Didhash, parent_dinode, 0, 0, rc, TRUST_BDF);
+
 	/*
 	 * If we're looking for a specific bus-instance, find the right
 	 * did_t in the chain, otherwise, there should be only one did_t.
@@ -504,15 +518,18 @@ pci_enum(topo_mod_t *ignored, tnode_t *troot, const char *name,
 			topo_mod_dprintf(PciHdl,
 			    "Parent %s node missing private data related\n"
 			    "to %s instance %d.\n", pname, name, min);
+			did_hash_fini(Didhash);
 			return (0);
 		}
 	} else {
 		assert(did_link_get(hbdid) == NULL);
 		didp = hbdid;
 	}
-	return (pci_children_instantiate(troot, did_dinode(didp),
+	retval = pci_children_instantiate(troot, did_dinode(didp),
 	    did_board(didp), did_bridge(didp), did_rc(didp),
-	    (min == max) ? min : TRUST_BDF, 0));
+	    (min == max) ? min : TRUST_BDF, 0);
+	did_hash_fini(Didhash);
+	return (retval);
 }
 
 /*ARGSUSED*/
diff --git a/usr/src/pkgdefs/SUNWfmd/prototype_sparc b/usr/src/pkgdefs/SUNWfmd/prototype_sparc
index 96dbb9de5d..937d81313a 100644
--- a/usr/src/pkgdefs/SUNWfmd/prototype_sparc
+++ b/usr/src/pkgdefs/SUNWfmd/prototype_sparc
@@ -117,6 +117,10 @@ d none usr/platform/SUNW,SPARC-Enterprise/lib/fm/fmd 755 root bin
 d none usr/platform/SUNW,SPARC-Enterprise/lib/fm/fmd/plugins 755 root bin
 f none usr/platform/SUNW,SPARC-Enterprise/lib/fm/fmd/plugins/event-transport.so 555 root bin
 f none usr/platform/SUNW,SPARC-Enterprise/lib/fm/fmd/plugins/event-transport.conf 644 root bin
+d none usr/platform/SUNW,SPARC-Enterprise/lib/fm/topo 755 root bin
+f none usr/platform/SUNW,SPARC-Enterprise/lib/fm/topo/hc-topology.xml 444 root bin
+d none usr/platform/SUNW,SPARC-Enterprise/lib/fm/topo/plugins 755 root bin
+f none usr/platform/SUNW,SPARC-Enterprise/lib/fm/topo/plugins/ioboard.so 555 root bin
 d none usr/platform/SUNW,Sun-Fire 755 root sys
 d none usr/platform/SUNW,Sun-Fire/lib 755 root bin
 d none usr/platform/SUNW,Sun-Fire/lib/fm 755 root bin