sun4v/zambezi/zambezi.c

13faa91230bde46da937bf33010b9accc5bdeb59sd/*
13faa91230bde46da937bf33010b9accc5bdeb59sd * CDDL HEADER START
13faa91230bde46da937bf33010b9accc5bdeb59sd *
13faa91230bde46da937bf33010b9accc5bdeb59sd * The contents of this file are subject to the terms of the
13faa91230bde46da937bf33010b9accc5bdeb59sd * Common Development and Distribution License (the "License").
13faa91230bde46da937bf33010b9accc5bdeb59sd * You may not use this file except in compliance with the License.
13faa91230bde46da937bf33010b9accc5bdeb59sd *
13faa91230bde46da937bf33010b9accc5bdeb59sd * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
13faa91230bde46da937bf33010b9accc5bdeb59sd * or http://www.opensolaris.org/os/licensing.
13faa91230bde46da937bf33010b9accc5bdeb59sd * See the License for the specific language governing permissions
13faa91230bde46da937bf33010b9accc5bdeb59sd * and limitations under the License.
13faa91230bde46da937bf33010b9accc5bdeb59sd *
13faa91230bde46da937bf33010b9accc5bdeb59sd * When distributing Covered Code, include this CDDL HEADER in each
13faa91230bde46da937bf33010b9accc5bdeb59sd * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
13faa91230bde46da937bf33010b9accc5bdeb59sd * If applicable, add the following below this CDDL HEADER, with the
13faa91230bde46da937bf33010b9accc5bdeb59sd * fields enclosed by brackets "[]" replaced with your own identifying
13faa91230bde46da937bf33010b9accc5bdeb59sd * information: Portions Copyright [yyyy] [name of copyright owner]
13faa91230bde46da937bf33010b9accc5bdeb59sd *
13faa91230bde46da937bf33010b9accc5bdeb59sd * CDDL HEADER END
13faa91230bde46da937bf33010b9accc5bdeb59sd */
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd/*
9c94f155585ea35e938fea603bc227c685223abdCheng Sean Ye * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
13faa91230bde46da937bf33010b9accc5bdeb59sd * Use is subject to license terms.
13faa91230bde46da937bf33010b9accc5bdeb59sd */
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <string.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <fm/topo_mod.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <fm/topo_hc.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <libdevinfo.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <limits.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <sys/fm/protocol.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <sys/param.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <sys/systeminfo.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd#include <assert.h>
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd/*
13faa91230bde46da937bf33010b9accc5bdeb59sd * zambezi.c
13faa91230bde46da937bf33010b9accc5bdeb59sd *  sun4v specific zambezi enumerators
13faa91230bde46da937bf33010b9accc5bdeb59sd */
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd#ifdef __cplusplus
13faa91230bde46da937bf33010b9accc5bdeb59sdextern "C" {
13faa91230bde46da937bf33010b9accc5bdeb59sd#endif
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd#define ZAMBEZI_VERSION TOPO_VERSION
13faa91230bde46da937bf33010b9accc5bdeb59sd#define ZAMBEZI_MAX 4
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sdstatic int zambezi_enum(topo_mod_t *, tnode_t *, const char *, topo_instance_t,
13faa91230bde46da937bf33010b9accc5bdeb59sd            topo_instance_t, void *, void *);
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sdstatic const topo_modops_t zambezi_ops =
13faa91230bde46da937bf33010b9accc5bdeb59sd    { zambezi_enum, NULL };
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sdconst topo_modinfo_t zambezi_info =
13faa91230bde46da937bf33010b9accc5bdeb59sd    {INTERCONNECT, FM_FMRI_SCHEME_HC, ZAMBEZI_VERSION, &zambezi_ops};
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sdstatic const topo_pgroup_info_t zambezi_auth_pgroup = {
13faa91230bde46da937bf33010b9accc5bdeb59sd    FM_FMRI_AUTHORITY,
13faa91230bde46da937bf33010b9accc5bdeb59sd    TOPO_STABILITY_PRIVATE,
13faa91230bde46da937bf33010b9accc5bdeb59sd    TOPO_STABILITY_PRIVATE,
13faa91230bde46da937bf33010b9accc5bdeb59sd    1
13faa91230bde46da937bf33010b9accc5bdeb59sd};
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd/*ARGSUSED*/
13faa91230bde46da937bf33010b9accc5bdeb59sdvoid
13faa91230bde46da937bf33010b9accc5bdeb59sd_topo_init(topo_mod_t *mod, topo_version_t version)
13faa91230bde46da937bf33010b9accc5bdeb59sd{
13faa91230bde46da937bf33010b9accc5bdeb59sd    /*
13faa91230bde46da937bf33010b9accc5bdeb59sd     * Turn on module debugging output
13faa91230bde46da937bf33010b9accc5bdeb59sd     */
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (getenv("TOPOZAMDBG") != NULL)
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_setdebug(mod);
13faa91230bde46da937bf33010b9accc5bdeb59sd    topo_mod_dprintf(mod, "initializing zambezi enumerator\n");
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (topo_mod_register(mod, &zambezi_info, TOPO_VERSION) < 0) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_dprintf(mod, "zambezi registration failed: %s\n",
13faa91230bde46da937bf33010b9accc5bdeb59sd            topo_mod_errmsg(mod));
13faa91230bde46da937bf33010b9accc5bdeb59sd        return; /* mod errno already set */
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd    topo_mod_dprintf(mod, "zambezi enumr initd\n");
13faa91230bde46da937bf33010b9accc5bdeb59sd}
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sdvoid
13faa91230bde46da937bf33010b9accc5bdeb59sd_topo_fini(topo_mod_t *mod)
13faa91230bde46da937bf33010b9accc5bdeb59sd{
13faa91230bde46da937bf33010b9accc5bdeb59sd    topo_mod_unregister(mod);
13faa91230bde46da937bf33010b9accc5bdeb59sd}
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sdstatic tnode_t *
13faa91230bde46da937bf33010b9accc5bdeb59sdzam_tnode_create(topo_mod_t *mod, tnode_t *parent,
13faa91230bde46da937bf33010b9accc5bdeb59sd    const char *name, topo_instance_t i, void *priv)
13faa91230bde46da937bf33010b9accc5bdeb59sd{
13faa91230bde46da937bf33010b9accc5bdeb59sd    int err;
13faa91230bde46da937bf33010b9accc5bdeb59sd    nvlist_t *fmri;
13faa91230bde46da937bf33010b9accc5bdeb59sd    tnode_t *ntn;
13faa91230bde46da937bf33010b9accc5bdeb59sd    nvlist_t *auth = topo_mod_auth(mod, parent);
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    fmri = topo_mod_hcfmri(mod, parent, FM_HC_SCHEME_VERSION, name, i,
13faa91230bde46da937bf33010b9accc5bdeb59sd        NULL, auth, NULL, NULL, NULL);
13faa91230bde46da937bf33010b9accc5bdeb59sd    nvlist_free(auth);
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (fmri == NULL) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_dprintf(mod,
13faa91230bde46da937bf33010b9accc5bdeb59sd            "Unable to make nvlist for %s bind: %s.\n",
13faa91230bde46da937bf33010b9accc5bdeb59sd            name, topo_mod_errmsg(mod));
13faa91230bde46da937bf33010b9accc5bdeb59sd        return (NULL);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    ntn = topo_node_bind(mod, parent, name, i, fmri);
13faa91230bde46da937bf33010b9accc5bdeb59sd    nvlist_free(fmri);
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (ntn == NULL) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_dprintf(mod,
13faa91230bde46da937bf33010b9accc5bdeb59sd            "topo_node_bind (%s%d/%s%d) failed: %s\n",
13faa91230bde46da937bf33010b9accc5bdeb59sd            topo_node_name(parent), topo_node_instance(parent),
13faa91230bde46da937bf33010b9accc5bdeb59sd            name, i,
13faa91230bde46da937bf33010b9accc5bdeb59sd            topo_strerror(topo_mod_errno(mod)));
13faa91230bde46da937bf33010b9accc5bdeb59sd        return (NULL);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    topo_node_setspecific(ntn, priv);
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (topo_pgroup_create(ntn, &zambezi_auth_pgroup, &err) == 0) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        (void) topo_prop_inherit(ntn, FM_FMRI_AUTHORITY,
13faa91230bde46da937bf33010b9accc5bdeb59sd            FM_FMRI_AUTH_PRODUCT, &err);
9c94f155585ea35e938fea603bc227c685223abdCheng Sean Ye        (void) topo_prop_inherit(ntn, FM_FMRI_AUTHORITY,
9c94f155585ea35e938fea603bc227c685223abdCheng Sean Ye            FM_FMRI_AUTH_PRODUCT_SN, &err);
13faa91230bde46da937bf33010b9accc5bdeb59sd        (void) topo_prop_inherit(ntn, FM_FMRI_AUTHORITY,
13faa91230bde46da937bf33010b9accc5bdeb59sd            FM_FMRI_AUTH_CHASSIS, &err);
13faa91230bde46da937bf33010b9accc5bdeb59sd        (void) topo_prop_inherit(ntn, FM_FMRI_AUTHORITY,
13faa91230bde46da937bf33010b9accc5bdeb59sd            FM_FMRI_AUTH_SERVER, &err);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd    return (ntn);
13faa91230bde46da937bf33010b9accc5bdeb59sd}
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd/*ARGSUSED*/
13faa91230bde46da937bf33010b9accc5bdeb59sdstatic tnode_t *
13faa91230bde46da937bf33010b9accc5bdeb59sdzam_declare(tnode_t *parent, const char *name, topo_instance_t i,
13faa91230bde46da937bf33010b9accc5bdeb59sd    void *priv, topo_mod_t *mod)
13faa91230bde46da937bf33010b9accc5bdeb59sd{
13faa91230bde46da937bf33010b9accc5bdeb59sd    tnode_t *ntn;
13faa91230bde46da937bf33010b9accc5bdeb59sd    nvlist_t *fmri = NULL;
13faa91230bde46da937bf33010b9accc5bdeb59sd    int err;
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    if ((ntn = zam_tnode_create(mod, parent, name, i, NULL)) == NULL) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_dprintf(mod, "%s ntn = NULL\n", name);
13faa91230bde46da937bf33010b9accc5bdeb59sd        return (NULL);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd    /* inherit FRU from parent */
13faa91230bde46da937bf33010b9accc5bdeb59sd    (void) topo_node_fru_set(ntn, NULL, 0, &err);
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    /* inherit parent's label */
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (topo_node_label_set(ntn, NULL, &err) < 0) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_dprintf(mod, "cpuboard label error %d\n", err);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    /* set ASRU to resource fmri */
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (topo_prop_get_fmri(ntn, TOPO_PGROUP_PROTOCOL,
13faa91230bde46da937bf33010b9accc5bdeb59sd        TOPO_PROP_RESOURCE, &fmri, &err) == 0)
13faa91230bde46da937bf33010b9accc5bdeb59sd        (void) topo_node_asru_set(ntn, fmri, 0, &err);
13faa91230bde46da937bf33010b9accc5bdeb59sd    nvlist_free(fmri);
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    return (ntn);
13faa91230bde46da937bf33010b9accc5bdeb59sd}
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd/*ARGSUSED*/
13faa91230bde46da937bf33010b9accc5bdeb59sdstatic int
13faa91230bde46da937bf33010b9accc5bdeb59sdzambezi_enum(topo_mod_t *mod, tnode_t *rnode, const char *name,
13faa91230bde46da937bf33010b9accc5bdeb59sd    topo_instance_t min, topo_instance_t max, void *notused, void *data)
13faa91230bde46da937bf33010b9accc5bdeb59sd{
13faa91230bde46da937bf33010b9accc5bdeb59sd    int i;
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (strcmp(name, INTERCONNECT) != 0) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        topo_mod_dprintf(mod,
13faa91230bde46da937bf33010b9accc5bdeb59sd            "Currently only know how to enumerate %s components.\n",
13faa91230bde46da937bf33010b9accc5bdeb59sd            INTERCONNECT);
13faa91230bde46da937bf33010b9accc5bdeb59sd        return (0);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    if (max >= ZAMBEZI_MAX)
13faa91230bde46da937bf33010b9accc5bdeb59sd        max = ZAMBEZI_MAX;
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    for (i = 0; i <= max; i++) {
13faa91230bde46da937bf33010b9accc5bdeb59sd        if (zam_declare(rnode, name, i, data, mod) == NULL)
13faa91230bde46da937bf33010b9accc5bdeb59sd            return (-1);
13faa91230bde46da937bf33010b9accc5bdeb59sd    }
13faa91230bde46da937bf33010b9accc5bdeb59sd
13faa91230bde46da937bf33010b9accc5bdeb59sd    return (0);
13faa91230bde46da937bf33010b9accc5bdeb59sd}