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      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  * Create a generic topology node for a given PRI 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_generic"
     38 
     39 /* Topo methods definitions */
     40 extern nvlist_t *pi_meths;
     41 
     42 int
     43 pi_enum_generic(topo_mod_t *mod, md_t *mdp, mde_cookie_t mde_node,
     44     topo_instance_t inst, tnode_t *t_parent, const char *hc_name,
     45     tnode_t **t_node)
     46 {
     47 	int		result;
     48 
     49 	/*
     50 	 * For a generic node that is not a top-level node, we use the
     51 	 * same parent topology node to generate the FMRI as well as
     52 	 * to bind the new node.
     53 	 */
     54 	result = pi_enum_generic_impl(mod, mdp, mde_node, inst, t_parent,
     55 	    t_parent, hc_name, _ENUM_NAME, t_node, 0);
     56 
     57 	return (result);
     58 }
     59 
     60 
     61 /*
     62  * Create a generic topo node based on the PRI information in the machine
     63  * description information.
     64  */
     65 int
     66 pi_enum_generic_impl(topo_mod_t *mod, md_t *mdp, mde_cookie_t mde_node,
     67     topo_instance_t inst, tnode_t *t_bindparent, tnode_t *t_fmriparent,
     68     const char *hc_name, const char *enum_name, tnode_t **t_node, int flag)
     69 {
     70 	nvlist_t	*fmri;
     71 	nvlist_t	*auth;
     72 	uint64_t	maddr;
     73 	char		*serial = NULL;
     74 
     75 	topo_mod_dprintf(mod, "%s adding entry for node_0x%llx type %s\n",
     76 	    enum_name, (uint64_t)mde_node, hc_name);
     77 
     78 	if (t_bindparent == NULL) {
     79 		topo_mod_dprintf(mod,
     80 		    "%s called with NULL parent for node_0x%llx type %s\n",
     81 		    enum_name, (uint64_t)mde_node, hc_name);
     82 		return (-1);
     83 	}
     84 
     85 	/* Create the FMRI for this node */
     86 	auth = topo_mod_auth(mod, t_bindparent);
     87 	if (flag & SUN4VPI_ENUM_ADD_SERIAL)
     88 		serial = pi_get_serial(mod, mdp, mde_node);
     89 
     90 	fmri = topo_mod_hcfmri(mod, t_fmriparent, FM_HC_SCHEME_VERSION, hc_name,
     91 	    inst, NULL, auth, NULL, NULL, serial);
     92 
     93 	if (serial != NULL)
     94 		topo_mod_strfree(mod, serial);
     95 	nvlist_free(auth);
     96 
     97 	if (fmri == NULL) {
     98 		topo_mod_dprintf(mod,
     99 		    "%s failed to create fmri node_0x%llx: %s\n", enum_name,
    100 		    (uint64_t)mde_node, topo_strerror(topo_mod_errno(mod)));
    101 		return (-1);
    102 	}
    103 
    104 	/* Bind this node to the parent */
    105 	*t_node = pi_node_bind(mod, mdp, mde_node, t_bindparent, hc_name, inst,
    106 	    fmri);
    107 	nvlist_free(fmri);
    108 	if (*t_node == NULL) {
    109 		topo_mod_dprintf(mod,
    110 		    "%s failed to bind node_0x%llx instance %d: %s\n",
    111 		    enum_name, (uint64_t)mde_node, (uint32_t)inst,
    112 		    topo_strerror(topo_mod_errno(mod)));
    113 		return (-1);
    114 	}
    115 
    116 	/* Register topo methods that match hc_name */
    117 	if (nvlist_lookup_uint64(pi_meths, hc_name, &maddr) == 0 &&
    118 	    topo_method_register(mod, *t_node,
    119 	    (topo_method_t *)(uintptr_t)maddr) != 0)
    120 		topo_mod_dprintf(mod,
    121 		    "failed to register methods for node_0x%llx type %s\n",
    122 		    (uint64_t)mde_node, hc_name);
    123 
    124 	topo_mod_dprintf(mod, "%s added node_0x%llx type %s\n",
    125 	    enum_name, (uint64_t)mde_node, hc_name);
    126 
    127 	return (0);
    128 }
    129