17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*19397407SSherry Moore * Common Development and Distribution License (the "License").
6*19397407SSherry Moore * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate *
87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate * and limitations under the License.
127c478bd9Sstevel@tonic-gate *
137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate *
197c478bd9Sstevel@tonic-gate * CDDL HEADER END
207c478bd9Sstevel@tonic-gate */
21*19397407SSherry Moore
227c478bd9Sstevel@tonic-gate /*
23*19397407SSherry Moore * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate */
267c478bd9Sstevel@tonic-gate
277c478bd9Sstevel@tonic-gate
287c478bd9Sstevel@tonic-gate #include <sys/types.h>
297c478bd9Sstevel@tonic-gate #include <sys/errno.h>
307c478bd9Sstevel@tonic-gate #include <sys/conf.h>
317c478bd9Sstevel@tonic-gate #include <sys/ddi.h>
327c478bd9Sstevel@tonic-gate #include <sys/sunddi.h>
337c478bd9Sstevel@tonic-gate
347c478bd9Sstevel@tonic-gate /*
357c478bd9Sstevel@tonic-gate * Configuration information
367c478bd9Sstevel@tonic-gate */
377c478bd9Sstevel@tonic-gate
387c478bd9Sstevel@tonic-gate static int options_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg,
397c478bd9Sstevel@tonic-gate void **result);
407c478bd9Sstevel@tonic-gate static int options_attach(dev_info_t *devi, ddi_attach_cmd_t cmd);
417c478bd9Sstevel@tonic-gate static int options_detach(dev_info_t *devi, ddi_detach_cmd_t cmd);
427c478bd9Sstevel@tonic-gate static dev_info_t *options_devi;
437c478bd9Sstevel@tonic-gate
447c478bd9Sstevel@tonic-gate struct dev_ops options_ops = {
457c478bd9Sstevel@tonic-gate
467c478bd9Sstevel@tonic-gate DEVO_REV, /* devo_rev, */
477c478bd9Sstevel@tonic-gate 0, /* refcnt */
487c478bd9Sstevel@tonic-gate options_info, /* info */
497c478bd9Sstevel@tonic-gate nulldev, /* identify */
507c478bd9Sstevel@tonic-gate nulldev, /* probe */
517c478bd9Sstevel@tonic-gate options_attach, /* attach */
527c478bd9Sstevel@tonic-gate options_detach, /* detach */
537c478bd9Sstevel@tonic-gate nodev, /* reset */
547c478bd9Sstevel@tonic-gate (struct cb_ops *)0, /* driver operations */
557c478bd9Sstevel@tonic-gate (struct bus_ops *)0, /* bus operations */
56*19397407SSherry Moore nulldev, /* power */
57*19397407SSherry Moore ddi_quiesce_not_needed, /* quiesce */
587c478bd9Sstevel@tonic-gate
597c478bd9Sstevel@tonic-gate };
607c478bd9Sstevel@tonic-gate
617c478bd9Sstevel@tonic-gate /*
627c478bd9Sstevel@tonic-gate * Autoload Data and Autoload Entry
637c478bd9Sstevel@tonic-gate */
647c478bd9Sstevel@tonic-gate
657c478bd9Sstevel@tonic-gate #include <sys/modctl.h>
667c478bd9Sstevel@tonic-gate
677c478bd9Sstevel@tonic-gate extern struct mod_ops mod_driverops;
687c478bd9Sstevel@tonic-gate static struct modldrv modldrv = {
697c478bd9Sstevel@tonic-gate &mod_driverops, /* Type of module. This one is a driver */
707c478bd9Sstevel@tonic-gate "options driver", /* Name of the module. */
717c478bd9Sstevel@tonic-gate &options_ops, /* driver ops */
727c478bd9Sstevel@tonic-gate };
737c478bd9Sstevel@tonic-gate
747c478bd9Sstevel@tonic-gate static struct modlinkage modlinkage = {
757c478bd9Sstevel@tonic-gate MODREV_1, (void *)&modldrv
767c478bd9Sstevel@tonic-gate };
777c478bd9Sstevel@tonic-gate
787c478bd9Sstevel@tonic-gate /*
797c478bd9Sstevel@tonic-gate * This is the driver initialization routine.
807c478bd9Sstevel@tonic-gate */
817c478bd9Sstevel@tonic-gate
827c478bd9Sstevel@tonic-gate int
_init()837c478bd9Sstevel@tonic-gate _init()
847c478bd9Sstevel@tonic-gate {
857c478bd9Sstevel@tonic-gate return (mod_install(&modlinkage));
867c478bd9Sstevel@tonic-gate }
877c478bd9Sstevel@tonic-gate
887c478bd9Sstevel@tonic-gate int
_fini()897c478bd9Sstevel@tonic-gate _fini()
907c478bd9Sstevel@tonic-gate {
917c478bd9Sstevel@tonic-gate return (EBUSY);
927c478bd9Sstevel@tonic-gate }
937c478bd9Sstevel@tonic-gate
947c478bd9Sstevel@tonic-gate int
_info(modinfop)957c478bd9Sstevel@tonic-gate _info(modinfop)
967c478bd9Sstevel@tonic-gate struct modinfo *modinfop;
977c478bd9Sstevel@tonic-gate {
987c478bd9Sstevel@tonic-gate return (mod_info(&modlinkage, modinfop));
997c478bd9Sstevel@tonic-gate }
1007c478bd9Sstevel@tonic-gate
1017c478bd9Sstevel@tonic-gate /* ARGSUSED */
1027c478bd9Sstevel@tonic-gate static int
options_info(dev_info_t * dip,ddi_info_cmd_t infocmd,void * arg,void ** result)1037c478bd9Sstevel@tonic-gate options_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg, void **result)
1047c478bd9Sstevel@tonic-gate {
1057c478bd9Sstevel@tonic-gate register int error;
1067c478bd9Sstevel@tonic-gate
1077c478bd9Sstevel@tonic-gate switch (infocmd) {
1087c478bd9Sstevel@tonic-gate case DDI_INFO_DEVT2DEVINFO:
1097c478bd9Sstevel@tonic-gate if (options_devi == NULL) {
1107c478bd9Sstevel@tonic-gate error = DDI_FAILURE;
1117c478bd9Sstevel@tonic-gate } else {
1127c478bd9Sstevel@tonic-gate *result = (void *) options_devi;
1137c478bd9Sstevel@tonic-gate error = DDI_SUCCESS;
1147c478bd9Sstevel@tonic-gate }
1157c478bd9Sstevel@tonic-gate break;
1167c478bd9Sstevel@tonic-gate case DDI_INFO_DEVT2INSTANCE:
1177c478bd9Sstevel@tonic-gate *result = (void *)0;
1187c478bd9Sstevel@tonic-gate error = DDI_SUCCESS;
1197c478bd9Sstevel@tonic-gate break;
1207c478bd9Sstevel@tonic-gate default:
1217c478bd9Sstevel@tonic-gate error = DDI_FAILURE;
1227c478bd9Sstevel@tonic-gate }
1237c478bd9Sstevel@tonic-gate return (error);
1247c478bd9Sstevel@tonic-gate }
1257c478bd9Sstevel@tonic-gate
1267c478bd9Sstevel@tonic-gate static int
options_attach(dev_info_t * devi,ddi_attach_cmd_t cmd)1277c478bd9Sstevel@tonic-gate options_attach(dev_info_t *devi, ddi_attach_cmd_t cmd)
1287c478bd9Sstevel@tonic-gate {
1297c478bd9Sstevel@tonic-gate switch (cmd) {
1307c478bd9Sstevel@tonic-gate case DDI_ATTACH:
1317c478bd9Sstevel@tonic-gate options_devi = devi;
1327c478bd9Sstevel@tonic-gate return (DDI_SUCCESS);
1337c478bd9Sstevel@tonic-gate
1347c478bd9Sstevel@tonic-gate case DDI_RESUME:
1357c478bd9Sstevel@tonic-gate return (DDI_SUCCESS);
1367c478bd9Sstevel@tonic-gate
1377c478bd9Sstevel@tonic-gate default:
1387c478bd9Sstevel@tonic-gate return (DDI_FAILURE);
1397c478bd9Sstevel@tonic-gate }
1407c478bd9Sstevel@tonic-gate }
1417c478bd9Sstevel@tonic-gate
1427c478bd9Sstevel@tonic-gate /*ARGSUSED*/
1437c478bd9Sstevel@tonic-gate static int
options_detach(dev_info_t * devi,ddi_detach_cmd_t cmd)1447c478bd9Sstevel@tonic-gate options_detach(dev_info_t *devi, ddi_detach_cmd_t cmd)
1457c478bd9Sstevel@tonic-gate {
1467c478bd9Sstevel@tonic-gate switch (cmd) {
1477c478bd9Sstevel@tonic-gate case DDI_SUSPEND:
1487c478bd9Sstevel@tonic-gate return (DDI_SUCCESS);
1497c478bd9Sstevel@tonic-gate
1507c478bd9Sstevel@tonic-gate case DDI_DETACH:
1517c478bd9Sstevel@tonic-gate default:
1527c478bd9Sstevel@tonic-gate return (DDI_FAILURE);
1537c478bd9Sstevel@tonic-gate }
1547c478bd9Sstevel@tonic-gate }
155