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spkr.c (47625) spkr.c (47640)
1/*
2 * spkr.c -- device driver for console speaker
3 *
4 * v1.4 by Eric S. Raymond (esr@snark.thyrsus.com) Aug 1993
5 * modified for FreeBSD by Andrew A. Chernov <ache@astral.msk.su>
6 *
1/*
2 * spkr.c -- device driver for console speaker
3 *
4 * v1.4 by Eric S. Raymond (esr@snark.thyrsus.com) Aug 1993
5 * modified for FreeBSD by Andrew A. Chernov <ache@astral.msk.su>
6 *
7 * $Id: spkr.c,v 1.35 1998/08/24 02:28:16 bde Exp $
7 * $Id: spkr.c,v 1.36 1999/05/30 16:52:27 phk Exp $
8 */
9
10#include "speaker.h"
11
12#if NSPEAKER > 0
13
14#include "opt_devfs.h"
15

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596 else
597 tone(ttp.frequency, ttp.duration);
598 }
599 return(0);
600 }
601 return(EINVAL);
602}
603
8 */
9
10#include "speaker.h"
11
12#if NSPEAKER > 0
13
14#include "opt_devfs.h"
15

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596 else
597 tone(ttp.frequency, ttp.duration);
598 }
599 return(0);
600 }
601 return(EINVAL);
602}
603
604
605static int spkr_devsw_installed;
606
607static void
608spkr_drvinit(void *unused)
609{
604static void
605spkr_drvinit(void *unused)
606{
610 dev_t dev;
611
612 if( ! spkr_devsw_installed ) {
613 dev = makedev(CDEV_MAJOR, 0);
614 cdevsw_add(&dev,&spkr_cdevsw, NULL);
615 spkr_devsw_installed = 1;
607 cdevsw_add(&spkr_cdevsw);
616#ifdef DEVFS
608#ifdef DEVFS
617 devfs_token = devfs_add_devswf(&spkr_cdevsw, 0, DV_CHR,
618 UID_ROOT, GID_WHEEL, 0600,
619 "speaker");
609 devfs_token = devfs_add_devswf(&spkr_cdevsw, 0, DV_CHR,
610 UID_ROOT, GID_WHEEL, 0600, "speaker");
620#endif
611#endif
621 }
622}
623
624SYSINIT(spkrdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,spkr_drvinit,NULL)
625
626
627#endif /* NSPEAKER > 0 */
628/* spkr.c ends here */
612}
613
614SYSINIT(spkrdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,spkr_drvinit,NULL)
615
616
617#endif /* NSPEAKER > 0 */
618/* spkr.c ends here */