xref: /titanic_51/usr/src/lib/fm/topo/modules/sun4v/sun4vpi/pi_mem.c (revision 3f1e69bef33050bee99ea1e9992af13fc467281f)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*
28  * Enumerate a DIMM node
29  */
30 #include <sys/types.h>
31 #include <strings.h>
32 #include <sys/fm/protocol.h>
33 #include <fm/topo_mod.h>
34 #include <fm/topo_hc.h>
35 #include "pi_impl.h"
36 
37 #define	_ENUM_NAME	"enum_mem"
38 
39 int
40 pi_enum_mem(topo_mod_t *mod, md_t *mdp, mde_cookie_t mde_node,
41     topo_instance_t inst, tnode_t *t_parent, const char *hc_name,
42     tnode_t **t_node)
43 {
44 	int		result;
45 	int		err;
46 	nvlist_t	*rsrc = NULL;
47 
48 	*t_node = NULL;
49 
50 	/*
51 	 * Create the basic topology node for the DIMM using the generic
52 	 * enumerator.  The dimm serial is added to the resource so
53 	 * the retire agent can retire correct page whether the dimm
54 	 * has been moved or not.
55 	 */
56 	result = pi_enum_generic_impl(mod, mdp, mde_node, inst, t_parent,
57 	    t_parent, hc_name, _ENUM_NAME, t_node, SUN4VPI_ENUM_ADD_SERIAL);
58 	if (result != 0) {
59 		/* Error messages are printed by the generic routine */
60 		return (result);
61 	}
62 
63 	/*
64 	 * Set ASRU compute method, using resource as argument.
65 	 */
66 	result = topo_node_resource(*t_node, &rsrc, &err);
67 	if (result != 0) {
68 		topo_mod_dprintf(mod,
69 		    "%s node_0x%llx failed to get resource: %s\n",
70 		    _ENUM_NAME, (uint64_t)mde_node, topo_strerror(err));
71 		return (-1);
72 	}
73 
74 	/* Set the ASRU on the node with COMPUTE flag */
75 	result = topo_node_asru_set(*t_node, rsrc, TOPO_ASRU_COMPUTE, &err);
76 	nvlist_free(rsrc);
77 	if (result != 0) {
78 		topo_mod_dprintf(mod,
79 		    "%s node_0x%llx failed to set ASRU: %s\n", _ENUM_NAME,
80 		    (uint64_t)mde_node, topo_strerror(err));
81 		return (-1);
82 	}
83 
84 	return (0);
85 }
86