xref: /illumos-gate/usr/src/uts/sun4u/mpxu/io/tsalarm.c (revision 1e901b65)
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
519397407SSherry Moore  * Common Development and Distribution License (the "License").
619397407SSherry 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  */
217c478bd9Sstevel@tonic-gate /*
2219397407SSherry Moore  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #include <sys/types.h>
287c478bd9Sstevel@tonic-gate #include <sys/stat.h>
297c478bd9Sstevel@tonic-gate #include <sys/conf.h>
307c478bd9Sstevel@tonic-gate #include <sys/modctl.h>
317c478bd9Sstevel@tonic-gate #include <sys/sunddi.h>
327c478bd9Sstevel@tonic-gate #include <sys/callb.h>
337c478bd9Sstevel@tonic-gate #include <sys/strlog.h>
347c478bd9Sstevel@tonic-gate #include <sys/file.h>
357c478bd9Sstevel@tonic-gate #include <sys/lom_io.h>
367c478bd9Sstevel@tonic-gate #include <sys/ddi.h>
377c478bd9Sstevel@tonic-gate #include <sys/time.h>
387c478bd9Sstevel@tonic-gate 
397c478bd9Sstevel@tonic-gate #define	LOMIOCALCTL_OLD		_IOW('a', 4, ts_aldata_t)
407c478bd9Sstevel@tonic-gate #define	LOMIOCALSTATE_OLD	_IOWR('a', 5, ts_aldata_t)
417c478bd9Sstevel@tonic-gate 
427c478bd9Sstevel@tonic-gate struct tsalarm_softc {
437c478bd9Sstevel@tonic-gate 	dev_info_t *dip;
447c478bd9Sstevel@tonic-gate 	kmutex_t mutex;
457c478bd9Sstevel@tonic-gate };
467c478bd9Sstevel@tonic-gate 
477c478bd9Sstevel@tonic-gate #define	getsoftc(minor)	\
487c478bd9Sstevel@tonic-gate 		((struct tsalarm_softc *)ddi_get_soft_state(statep, (minor)))
497c478bd9Sstevel@tonic-gate /*
507c478bd9Sstevel@tonic-gate  * Driver entry points
517c478bd9Sstevel@tonic-gate  */
527c478bd9Sstevel@tonic-gate 
537c478bd9Sstevel@tonic-gate /* dev_ops and cb_ops entry point function declarations */
547c478bd9Sstevel@tonic-gate 
557c478bd9Sstevel@tonic-gate static int	tsalarm_attach(dev_info_t *, ddi_attach_cmd_t);
567c478bd9Sstevel@tonic-gate static int	tsalarm_detach(dev_info_t *, ddi_detach_cmd_t);
577c478bd9Sstevel@tonic-gate static int	tsalarm_getinfo(dev_info_t *, ddi_info_cmd_t, void *, void **);
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate static int	tsalarm_open(dev_t *, int, int, cred_t *);
607c478bd9Sstevel@tonic-gate static int	tsalarm_close(dev_t, int, int, cred_t *);
617c478bd9Sstevel@tonic-gate static int	tsalarm_ioctl(dev_t, int, intptr_t, int, cred_t *, int *);
627c478bd9Sstevel@tonic-gate 
637c478bd9Sstevel@tonic-gate static struct cb_ops tsalarm_cb_ops = {
647c478bd9Sstevel@tonic-gate 	tsalarm_open,	/* open */
657c478bd9Sstevel@tonic-gate 	tsalarm_close,	/* close */
667c478bd9Sstevel@tonic-gate 	nodev,		/* strategy() */
677c478bd9Sstevel@tonic-gate 	nodev,		/* print() */
687c478bd9Sstevel@tonic-gate 	nodev,		/* dump() */
697c478bd9Sstevel@tonic-gate 	nodev,		/* read() */
707c478bd9Sstevel@tonic-gate 	nodev,		/* write() */
717c478bd9Sstevel@tonic-gate 	tsalarm_ioctl,	/* ioctl() */
727c478bd9Sstevel@tonic-gate 	nodev,		/* devmap() */
737c478bd9Sstevel@tonic-gate 	nodev,		/* mmap() */
747c478bd9Sstevel@tonic-gate 	ddi_segmap,	/* segmap() */
757c478bd9Sstevel@tonic-gate 	nochpoll,	/* poll() */
767c478bd9Sstevel@tonic-gate 	ddi_prop_op,    /* prop_op() */
777c478bd9Sstevel@tonic-gate 	NULL,		/* cb_str */
787c478bd9Sstevel@tonic-gate 	D_NEW | D_MP	/* cb_flag */
797c478bd9Sstevel@tonic-gate };
807c478bd9Sstevel@tonic-gate 
817c478bd9Sstevel@tonic-gate 
827c478bd9Sstevel@tonic-gate static struct dev_ops tsalarm_ops = {
837c478bd9Sstevel@tonic-gate 	DEVO_REV,
847c478bd9Sstevel@tonic-gate 	0,			/* ref count */
857c478bd9Sstevel@tonic-gate 	tsalarm_getinfo,	/* getinfo() */
867c478bd9Sstevel@tonic-gate 	nulldev,		/* identify() */
877c478bd9Sstevel@tonic-gate 	nulldev,		/* probe() */
887c478bd9Sstevel@tonic-gate 	tsalarm_attach,		/* attach() */
897c478bd9Sstevel@tonic-gate 	tsalarm_detach,		/* detach */
907c478bd9Sstevel@tonic-gate 	nodev,			/* reset */
917c478bd9Sstevel@tonic-gate 	&tsalarm_cb_ops,		/* pointer to cb_ops structure */
927c478bd9Sstevel@tonic-gate 	(struct bus_ops *)NULL,
9319397407SSherry Moore 	nulldev,		/* power() */
9419397407SSherry Moore 	ddi_quiesce_not_needed,		/* quiesce() */
957c478bd9Sstevel@tonic-gate };
967c478bd9Sstevel@tonic-gate 
977c478bd9Sstevel@tonic-gate /*
987c478bd9Sstevel@tonic-gate  * Loadable module support.
997c478bd9Sstevel@tonic-gate  */
1007c478bd9Sstevel@tonic-gate extern struct mod_ops mod_driverops;
1017c478bd9Sstevel@tonic-gate static void    *statep;
1027c478bd9Sstevel@tonic-gate 
1037c478bd9Sstevel@tonic-gate static struct modldrv modldrv = {
1047c478bd9Sstevel@tonic-gate 	&mod_driverops,			/* Type of module. This is a driver */
10519397407SSherry Moore 	"tsalarm control driver",	/* Name of the module */
1067c478bd9Sstevel@tonic-gate 	&tsalarm_ops			/* pointer to the dev_ops structure */
1077c478bd9Sstevel@tonic-gate };
1087c478bd9Sstevel@tonic-gate 
1097c478bd9Sstevel@tonic-gate static struct modlinkage modlinkage = {
1107c478bd9Sstevel@tonic-gate 	MODREV_1,
1117c478bd9Sstevel@tonic-gate 	&modldrv,
1127c478bd9Sstevel@tonic-gate 	NULL
1137c478bd9Sstevel@tonic-gate };
1147c478bd9Sstevel@tonic-gate 
1157c478bd9Sstevel@tonic-gate extern int rmclomv_alarm_get(int alarm_type, int *alarm_state);
1167c478bd9Sstevel@tonic-gate extern int rmclomv_alarm_set(int alarm_type, int new_state);
1177c478bd9Sstevel@tonic-gate 
1187c478bd9Sstevel@tonic-gate int
_init(void)1197c478bd9Sstevel@tonic-gate _init(void)
1207c478bd9Sstevel@tonic-gate {
1217c478bd9Sstevel@tonic-gate 	int    e;
1227c478bd9Sstevel@tonic-gate 
1237c478bd9Sstevel@tonic-gate 	if (e = ddi_soft_state_init(&statep,
1247c478bd9Sstevel@tonic-gate 				sizeof (struct tsalarm_softc), 1)) {
1257c478bd9Sstevel@tonic-gate 		return (e);
1267c478bd9Sstevel@tonic-gate 	}
1277c478bd9Sstevel@tonic-gate 
1287c478bd9Sstevel@tonic-gate 	if ((e = mod_install(&modlinkage)) != 0) {
1297c478bd9Sstevel@tonic-gate 		ddi_soft_state_fini(&statep);
1307c478bd9Sstevel@tonic-gate 	}
1317c478bd9Sstevel@tonic-gate 
1327c478bd9Sstevel@tonic-gate 	return (e);
1337c478bd9Sstevel@tonic-gate }
1347c478bd9Sstevel@tonic-gate 
1357c478bd9Sstevel@tonic-gate 
1367c478bd9Sstevel@tonic-gate int
_fini(void)1377c478bd9Sstevel@tonic-gate _fini(void)
1387c478bd9Sstevel@tonic-gate {
1397c478bd9Sstevel@tonic-gate 	int e;
1407c478bd9Sstevel@tonic-gate 
1417c478bd9Sstevel@tonic-gate 	if ((e = mod_remove(&modlinkage)) != 0) {
1427c478bd9Sstevel@tonic-gate 		return (e);
1437c478bd9Sstevel@tonic-gate 	}
1447c478bd9Sstevel@tonic-gate 
1457c478bd9Sstevel@tonic-gate 	ddi_soft_state_fini(&statep);
1467c478bd9Sstevel@tonic-gate 
1477c478bd9Sstevel@tonic-gate 	return (DDI_SUCCESS);
1487c478bd9Sstevel@tonic-gate }
1497c478bd9Sstevel@tonic-gate 
1507c478bd9Sstevel@tonic-gate 
1517c478bd9Sstevel@tonic-gate int
_info(struct modinfo * modinfop)1527c478bd9Sstevel@tonic-gate _info(struct modinfo *modinfop)
1537c478bd9Sstevel@tonic-gate {
1547c478bd9Sstevel@tonic-gate 	return (mod_info(&modlinkage, modinfop));
1557c478bd9Sstevel@tonic-gate }
1567c478bd9Sstevel@tonic-gate 
1577c478bd9Sstevel@tonic-gate 
1587c478bd9Sstevel@tonic-gate /* ARGSUSED */
1597c478bd9Sstevel@tonic-gate static int
tsalarm_getinfo(dev_info_t * dip,ddi_info_cmd_t cmd,void * arg,void ** result)1607c478bd9Sstevel@tonic-gate tsalarm_getinfo(dev_info_t *dip, ddi_info_cmd_t cmd, void *arg, void **result)
1617c478bd9Sstevel@tonic-gate {
1627c478bd9Sstevel@tonic-gate 	int	inst = getminor((dev_t)arg);
1637c478bd9Sstevel@tonic-gate 	int	retval = DDI_SUCCESS;
1647c478bd9Sstevel@tonic-gate 	struct tsalarm_softc *softc;
1657c478bd9Sstevel@tonic-gate 
1667c478bd9Sstevel@tonic-gate 	switch (cmd) {
1677c478bd9Sstevel@tonic-gate 
1687c478bd9Sstevel@tonic-gate 	case DDI_INFO_DEVT2DEVINFO:
1697c478bd9Sstevel@tonic-gate 		if ((softc = getsoftc(inst)) == NULL) {
1707c478bd9Sstevel@tonic-gate 			*result = (void *)NULL;
1717c478bd9Sstevel@tonic-gate 			retval = DDI_FAILURE;
1727c478bd9Sstevel@tonic-gate 		} else {
1737c478bd9Sstevel@tonic-gate 			*result = (void *)softc->dip;
1747c478bd9Sstevel@tonic-gate 		}
1757c478bd9Sstevel@tonic-gate 		break;
1767c478bd9Sstevel@tonic-gate 
1777c478bd9Sstevel@tonic-gate 	case DDI_INFO_DEVT2INSTANCE:
178d15360a7Ssc 		*result = (void *)(uintptr_t)inst;
1797c478bd9Sstevel@tonic-gate 		break;
1807c478bd9Sstevel@tonic-gate 
1817c478bd9Sstevel@tonic-gate 	default:
1827c478bd9Sstevel@tonic-gate 		retval = DDI_FAILURE;
1837c478bd9Sstevel@tonic-gate 	}
1847c478bd9Sstevel@tonic-gate 
1857c478bd9Sstevel@tonic-gate 	return (retval);
1867c478bd9Sstevel@tonic-gate }
1877c478bd9Sstevel@tonic-gate 
1887c478bd9Sstevel@tonic-gate static int
tsalarm_attach(dev_info_t * dip,ddi_attach_cmd_t cmd)1897c478bd9Sstevel@tonic-gate tsalarm_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
1907c478bd9Sstevel@tonic-gate {
1917c478bd9Sstevel@tonic-gate 
1927c478bd9Sstevel@tonic-gate 	int inst;
1937c478bd9Sstevel@tonic-gate 	struct tsalarm_softc *softc = NULL;
1947c478bd9Sstevel@tonic-gate 
1957c478bd9Sstevel@tonic-gate 	switch (cmd) {
1967c478bd9Sstevel@tonic-gate 
1977c478bd9Sstevel@tonic-gate 	case DDI_ATTACH:
1987c478bd9Sstevel@tonic-gate 		inst = ddi_get_instance(dip);
1997c478bd9Sstevel@tonic-gate 		/*
2007c478bd9Sstevel@tonic-gate 		 * Allocate a soft state structure for this instance.
2017c478bd9Sstevel@tonic-gate 		 */
2027c478bd9Sstevel@tonic-gate 		if (ddi_soft_state_zalloc(statep, inst) != DDI_SUCCESS)
2037c478bd9Sstevel@tonic-gate 			goto attach_failed;
2047c478bd9Sstevel@tonic-gate 
2057c478bd9Sstevel@tonic-gate 		softc = getsoftc(inst);
2067c478bd9Sstevel@tonic-gate 		softc->dip = dip;
2077c478bd9Sstevel@tonic-gate 		mutex_init(&softc->mutex, NULL, MUTEX_DRIVER, NULL);
2087c478bd9Sstevel@tonic-gate 		/*
2097c478bd9Sstevel@tonic-gate 		 * Create minor node.  The minor device number, inst, has no
2107c478bd9Sstevel@tonic-gate 		 * meaning.  The model number above, which will be added to
2117c478bd9Sstevel@tonic-gate 		 * the device's softc, is used to direct peculiar behavior.
2127c478bd9Sstevel@tonic-gate 		 */
2137c478bd9Sstevel@tonic-gate 		if (ddi_create_minor_node(dip, "lom", S_IFCHR, 0,
214*1e901b65SToomas Soome 		    DDI_PSEUDO, 0) == DDI_FAILURE)
2157c478bd9Sstevel@tonic-gate 			goto attach_failed;
2167c478bd9Sstevel@tonic-gate 
2177c478bd9Sstevel@tonic-gate 		ddi_report_dev(dip);
2187c478bd9Sstevel@tonic-gate 		return (DDI_SUCCESS);
2197c478bd9Sstevel@tonic-gate 
2207c478bd9Sstevel@tonic-gate 	case DDI_RESUME:
2217c478bd9Sstevel@tonic-gate 		return (DDI_SUCCESS);
2227c478bd9Sstevel@tonic-gate 
2237c478bd9Sstevel@tonic-gate 	default:
2247c478bd9Sstevel@tonic-gate 		return (DDI_FAILURE);
2257c478bd9Sstevel@tonic-gate 	}
2267c478bd9Sstevel@tonic-gate 
2277c478bd9Sstevel@tonic-gate attach_failed:
2287c478bd9Sstevel@tonic-gate 	/* Free soft state, if allocated. remove minor node if added earlier */
2297c478bd9Sstevel@tonic-gate 	if (softc) {
2307c478bd9Sstevel@tonic-gate 		mutex_destroy(&softc->mutex);
2317c478bd9Sstevel@tonic-gate 		ddi_soft_state_free(statep, inst);
2327c478bd9Sstevel@tonic-gate 	}
2337c478bd9Sstevel@tonic-gate 
2347c478bd9Sstevel@tonic-gate 	ddi_remove_minor_node(dip, NULL);
2357c478bd9Sstevel@tonic-gate 
2367c478bd9Sstevel@tonic-gate 	return (DDI_FAILURE);
2377c478bd9Sstevel@tonic-gate }
2387c478bd9Sstevel@tonic-gate 
2397c478bd9Sstevel@tonic-gate static int
tsalarm_detach(dev_info_t * dip,ddi_detach_cmd_t cmd)2407c478bd9Sstevel@tonic-gate tsalarm_detach(dev_info_t *dip, ddi_detach_cmd_t cmd)
2417c478bd9Sstevel@tonic-gate {
2427c478bd9Sstevel@tonic-gate 	int inst;
2437c478bd9Sstevel@tonic-gate 	struct tsalarm_softc *softc;
2447c478bd9Sstevel@tonic-gate 
2457c478bd9Sstevel@tonic-gate 	switch (cmd) {
2467c478bd9Sstevel@tonic-gate 
2477c478bd9Sstevel@tonic-gate 	case DDI_DETACH:
2487c478bd9Sstevel@tonic-gate 		inst = ddi_get_instance(dip);
2497c478bd9Sstevel@tonic-gate 		if ((softc = getsoftc(inst)) == NULL)
2507c478bd9Sstevel@tonic-gate 			return (DDI_FAILURE);
2517c478bd9Sstevel@tonic-gate 		/*
2527c478bd9Sstevel@tonic-gate 		 * Free the soft state and remove minor node added earlier.
2537c478bd9Sstevel@tonic-gate 		 */
2547c478bd9Sstevel@tonic-gate 		ddi_remove_minor_node(dip, NULL);
2557c478bd9Sstevel@tonic-gate 		mutex_destroy(&softc->mutex);
2567c478bd9Sstevel@tonic-gate 		ddi_soft_state_free(statep, inst);
2577c478bd9Sstevel@tonic-gate 		return (DDI_SUCCESS);
2587c478bd9Sstevel@tonic-gate 
2597c478bd9Sstevel@tonic-gate 	case DDI_SUSPEND:
2607c478bd9Sstevel@tonic-gate 		return (DDI_SUCCESS);
2617c478bd9Sstevel@tonic-gate 
2627c478bd9Sstevel@tonic-gate 	default:
2637c478bd9Sstevel@tonic-gate 		return (DDI_FAILURE);
2647c478bd9Sstevel@tonic-gate 
2657c478bd9Sstevel@tonic-gate 	}
2667c478bd9Sstevel@tonic-gate }
2677c478bd9Sstevel@tonic-gate 
2687c478bd9Sstevel@tonic-gate /* ARGSUSED */
2697c478bd9Sstevel@tonic-gate static int
tsalarm_open(dev_t * devp,int flag,int otyp,cred_t * credp)2707c478bd9Sstevel@tonic-gate tsalarm_open(dev_t *devp, int flag, int otyp, cred_t *credp)
2717c478bd9Sstevel@tonic-gate {
2727c478bd9Sstevel@tonic-gate 	int	inst = getminor(*devp);
2737c478bd9Sstevel@tonic-gate 
2747c478bd9Sstevel@tonic-gate 	return (getsoftc(inst) == NULL ? ENXIO : 0);
2757c478bd9Sstevel@tonic-gate }
2767c478bd9Sstevel@tonic-gate 
2777c478bd9Sstevel@tonic-gate 
2787c478bd9Sstevel@tonic-gate /* ARGSUSED */
2797c478bd9Sstevel@tonic-gate static int
tsalarm_close(dev_t dev,int flag,int otyp,cred_t * credp)2807c478bd9Sstevel@tonic-gate tsalarm_close(dev_t dev, int flag, int otyp, cred_t *credp)
2817c478bd9Sstevel@tonic-gate {
2827c478bd9Sstevel@tonic-gate 	int	inst = getminor(dev);
2837c478bd9Sstevel@tonic-gate 
2847c478bd9Sstevel@tonic-gate 	return (getsoftc(inst) == NULL ? ENXIO : 0);
2857c478bd9Sstevel@tonic-gate }
2867c478bd9Sstevel@tonic-gate 
2877c478bd9Sstevel@tonic-gate 
2887c478bd9Sstevel@tonic-gate /* ARGSUSED */
2897c478bd9Sstevel@tonic-gate static int
tsalarm_ioctl(dev_t dev,int cmd,intptr_t arg,int mode,cred_t * credp,int * rvalp)2907c478bd9Sstevel@tonic-gate tsalarm_ioctl(dev_t dev, int cmd, intptr_t arg, int mode,
291*1e901b65SToomas Soome     cred_t *credp, int *rvalp)
2927c478bd9Sstevel@tonic-gate {
2937c478bd9Sstevel@tonic-gate 	int		inst = getminor(dev);
2947c478bd9Sstevel@tonic-gate 	struct tsalarm_softc *softc;
2957c478bd9Sstevel@tonic-gate 	int retval = 0;
2967c478bd9Sstevel@tonic-gate 	ts_aldata_t ts_alinfo;
2977c478bd9Sstevel@tonic-gate 	int alarm_type, alarm_state = 0;
2987c478bd9Sstevel@tonic-gate 
2997c478bd9Sstevel@tonic-gate 	if ((softc = getsoftc(inst)) == NULL)
3007c478bd9Sstevel@tonic-gate 		return (ENXIO);
3017c478bd9Sstevel@tonic-gate 
3027c478bd9Sstevel@tonic-gate 	mutex_enter(&softc->mutex);
3037c478bd9Sstevel@tonic-gate 
3047c478bd9Sstevel@tonic-gate 	switch (cmd) {
3057c478bd9Sstevel@tonic-gate 
3067c478bd9Sstevel@tonic-gate 	case LOMIOCALSTATE:
3077c478bd9Sstevel@tonic-gate 	case LOMIOCALSTATE_OLD:
3087c478bd9Sstevel@tonic-gate 		{
3097c478bd9Sstevel@tonic-gate 			if (ddi_copyin((caddr_t)arg, (caddr_t)&ts_alinfo,
31019397407SSherry Moore 			    sizeof (ts_aldata_t), mode) != 0) {
3117c478bd9Sstevel@tonic-gate 				retval = EFAULT;
3127c478bd9Sstevel@tonic-gate 				goto end;
3137c478bd9Sstevel@tonic-gate 			}
3147c478bd9Sstevel@tonic-gate 
3157c478bd9Sstevel@tonic-gate 			alarm_type = ts_alinfo.alarm_no;
3167c478bd9Sstevel@tonic-gate 			if ((alarm_type < ALARM_CRITICAL) ||
31719397407SSherry Moore 			    (alarm_type > ALARM_USER)) {
3187c478bd9Sstevel@tonic-gate 				retval = EINVAL;
3197c478bd9Sstevel@tonic-gate 				goto end;
3207c478bd9Sstevel@tonic-gate 			}
3217c478bd9Sstevel@tonic-gate 
3227c478bd9Sstevel@tonic-gate 			retval = rmclomv_alarm_get(alarm_type, &alarm_state);
3237c478bd9Sstevel@tonic-gate 
3247c478bd9Sstevel@tonic-gate 			if (retval != 0)
3257c478bd9Sstevel@tonic-gate 				goto end;
3267c478bd9Sstevel@tonic-gate 
3277c478bd9Sstevel@tonic-gate 			if ((alarm_state != 0) && (alarm_state != 1)) {
3287c478bd9Sstevel@tonic-gate 				retval = EIO;
3297c478bd9Sstevel@tonic-gate 				goto end;
3307c478bd9Sstevel@tonic-gate 			}
3317c478bd9Sstevel@tonic-gate 
3327c478bd9Sstevel@tonic-gate 			ts_alinfo.alarm_state = alarm_state;
3337c478bd9Sstevel@tonic-gate 			if (ddi_copyout((caddr_t)&ts_alinfo, (caddr_t)arg,
33419397407SSherry Moore 			    sizeof (ts_aldata_t), mode) != 0) {
3357c478bd9Sstevel@tonic-gate 				retval = EFAULT;
3367c478bd9Sstevel@tonic-gate 				goto end;
3377c478bd9Sstevel@tonic-gate 			}
3387c478bd9Sstevel@tonic-gate 
3397c478bd9Sstevel@tonic-gate 		}
3407c478bd9Sstevel@tonic-gate 		break;
3417c478bd9Sstevel@tonic-gate 
3427c478bd9Sstevel@tonic-gate 	case LOMIOCALCTL:
3437c478bd9Sstevel@tonic-gate 	case LOMIOCALCTL_OLD:
3447c478bd9Sstevel@tonic-gate 		{
3457c478bd9Sstevel@tonic-gate 			if (ddi_copyin((caddr_t)arg, (caddr_t)&ts_alinfo,
34619397407SSherry Moore 			    sizeof (ts_aldata_t), mode) != 0) {
3477c478bd9Sstevel@tonic-gate 				retval = EFAULT;
3487c478bd9Sstevel@tonic-gate 				goto end;
3497c478bd9Sstevel@tonic-gate 			}
3507c478bd9Sstevel@tonic-gate 
3517c478bd9Sstevel@tonic-gate 			alarm_type = ts_alinfo.alarm_no;
3527c478bd9Sstevel@tonic-gate 			alarm_state = ts_alinfo.alarm_state;
3537c478bd9Sstevel@tonic-gate 
3547c478bd9Sstevel@tonic-gate 			if ((alarm_type < ALARM_CRITICAL) ||
35519397407SSherry Moore 			    (alarm_type > ALARM_USER)) {
3567c478bd9Sstevel@tonic-gate 				retval = EINVAL;
3577c478bd9Sstevel@tonic-gate 				goto end;
3587c478bd9Sstevel@tonic-gate 			}
3597c478bd9Sstevel@tonic-gate 			if ((alarm_state < ALARM_OFF) ||
36019397407SSherry Moore 			    (alarm_state > ALARM_ON)) {
3617c478bd9Sstevel@tonic-gate 				retval = EINVAL;
3627c478bd9Sstevel@tonic-gate 				goto end;
3637c478bd9Sstevel@tonic-gate 			}
3647c478bd9Sstevel@tonic-gate 
3657c478bd9Sstevel@tonic-gate 			retval = rmclomv_alarm_set(alarm_type, alarm_state);
3667c478bd9Sstevel@tonic-gate 		}
3677c478bd9Sstevel@tonic-gate 		break;
3687c478bd9Sstevel@tonic-gate 
3697c478bd9Sstevel@tonic-gate 	default:
3707c478bd9Sstevel@tonic-gate 		retval = EINVAL;
3717c478bd9Sstevel@tonic-gate 		break;
3727c478bd9Sstevel@tonic-gate 	}
3737c478bd9Sstevel@tonic-gate 
3747c478bd9Sstevel@tonic-gate end:
3757c478bd9Sstevel@tonic-gate 	mutex_exit(&softc->mutex);
3767c478bd9Sstevel@tonic-gate 
3777c478bd9Sstevel@tonic-gate 	return (retval);
3787c478bd9Sstevel@tonic-gate }
379