common/pcibus/util.c

	util.c revision 0eb822a1c0c2bea495647510b75f77f0e57633eb
/*
 * 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 <stdlib.h>
#include <sys/fm/protocol.h>
#include <fm/topo_mod.h>
#include <fm/topo_hc.h>
#include <fm/libtopo.h>

int
child_range_add(topo_mod_t *mp, tnode_t *tn, const char *cnm,
    topo_instance_t imin, topo_instance_t imax)
{
    int e;

    e = topo_node_range_create(mp, tn, cnm, imin, imax);
    if (e != 0) {
        topo_mod_dprintf(mp, "add child range (%s) failed: %s\n",
            cnm, topo_strerror(topo_mod_errno(mp)));
        return (-1);
    }
    return (0);
}

ulong_t
strtonum(topo_mod_t *mp, char *str, int *err)
{
    ulong_t r;
    char *e;

    r = strtoul(str, &e, 16);
    if (e == str) {
        topo_mod_dprintf(mp,
            "Trouble converting %s to a number!\n", str);
        *err = -1;
        return (0);
    }
    *err = 0;
    return (r);
}

tnode_t *
tnode_create(topo_mod_t *mp, tnode_t *parent,
    const char *name, topo_instance_t i, void *priv)
{
    nvlist_t *fmri;
    tnode_t *ntn;
    nvlist_t *auth;

    auth = topo_mod_auth(mp, parent);
    fmri = topo_mod_hcfmri(mp, parent, FM_HC_SCHEME_VERSION, name, i, NULL,
        auth, NULL, NULL, NULL);
    nvlist_free(auth);
    if (fmri == NULL) {
        topo_mod_dprintf(mp,
            "Unable to make nvlist for %s bind.\n", name);
        return (NULL);
    }

    ntn = topo_node_bind(mp, parent, name, i, fmri);
    if (ntn == NULL) {
        topo_mod_dprintf(mp,
            "topo_node_bind (%s%d/%s%d) failed: %s\n",
            topo_node_name(parent), topo_node_instance(parent),
            name, i,
            topo_strerror(topo_mod_errno(mp)));
        nvlist_free(fmri);
        return (NULL);
    }
    nvlist_free(fmri);
    topo_node_setspecific(ntn, priv);

    return (ntn);
}

/*ARGSUSED*/
int
labelmethod_inherit(topo_mod_t *mp, tnode_t *tn, nvlist_t *in, nvlist_t **out)
{
    int err;

    /*
     * Ignore the input and output nvlists and directly set the
     * label as inheritance from the parent
     */
    *out = NULL;
    if (topo_node_label_set(tn, NULL, &err) < 0) {
        if (err != ETOPO_PROP_NOENT)
            return (topo_mod_seterrno(mp, err));
    }
    return (0);
}