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spkr.c (10653) spkr.c (12502)
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 1.16 1995/09/08 11:07:59 bde Exp $
7 * $Id: spkr.c,v 1.17 1995/09/09 18:09:55 davidg Exp $
8 */
9
10#include "speaker.h"
11
12#if NSPEAKER > 0
13
14#include <sys/param.h>
15#include <sys/systm.h>
16#include <sys/kernel.h>
17#include <sys/errno.h>
18#include <sys/buf.h>
19#include <sys/proc.h>
20#include <sys/uio.h>
21#include <i386/isa/isa.h>
22#include <i386/isa/timerreg.h>
23#include <machine/clock.h>
24#include <machine/speaker.h>
25
8 */
9
10#include "speaker.h"
11
12#if NSPEAKER > 0
13
14#include <sys/param.h>
15#include <sys/systm.h>
16#include <sys/kernel.h>
17#include <sys/errno.h>
18#include <sys/buf.h>
19#include <sys/proc.h>
20#include <sys/uio.h>
21#include <i386/isa/isa.h>
22#include <i386/isa/timerreg.h>
23#include <machine/clock.h>
24#include <machine/speaker.h>
25
26#ifdef JREMOD
27#include <sys/conf.h>
28#define CDEV_MAJOR 26
29static void spkr_devsw_install();
30#endif /*JREMOD*/
31
32#if defined(DEVFS) || defined(JREMOD)
33#include "sys/kernel.h"
34
26#ifdef DEVFS
27#include <sys/devfsext.h>
35#ifdef DEVFS
36#include <sys/devfsext.h>
28#include "sys/kernel.h"
29int spkropen();
37int spkropen();
38#endif
30
31void spkrdev_init(void *data) /* data not used */
32{
33 void * x;
39
40void spkrdev_init(void *data) /* data not used */
41{
42 void * x;
43#ifdef JREMOD
44 spkr_devsw_install();
45#endif /*JREMOD*/
46#ifdef DEVFS
34/* path name devsw minor type uid gid perm*/
35 x=dev_add("/misc", "speaker", spkropen, 0, DV_CHR, 0, 0, 0600);
47/* path name devsw minor type uid gid perm*/
48 x=dev_add("/misc", "speaker", spkropen, 0, DV_CHR, 0, 0, 0600);
49#endif
50
36}
37SYSINIT(spkrdev,SI_SUB_DEVFS, SI_ORDER_ANY, spkrdev_init, NULL)
51}
52SYSINIT(spkrdev,SI_SUB_DEVFS, SI_ORDER_ANY, spkrdev_init, NULL)
38#endif /*DEVFS*/
53#endif /*DEVFS*/ /* JREMOD */
39
40/**************** MACHINE DEPENDENT PART STARTS HERE *************************
41 *
42 * This section defines a function tone() which causes a tone of given
43 * frequency and duration from the 80x86's console speaker.
44 * Another function endtone() is defined to force sound off, and there is
45 * also a rest() entry point to do pauses.
46 *

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567 else
568 tone(ttp.frequency, ttp.duration);
569 }
570 return(0);
571 }
572 return(EINVAL);
573}
574
54
55/**************** MACHINE DEPENDENT PART STARTS HERE *************************
56 *
57 * This section defines a function tone() which causes a tone of given
58 * frequency and duration from the 80x86's console speaker.
59 * Another function endtone() is defined to force sound off, and there is
60 * also a rest() entry point to do pauses.
61 *

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582 else
583 tone(ttp.frequency, ttp.duration);
584 }
585 return(0);
586 }
587 return(EINVAL);
588}
589
590#ifdef JREMOD
591struct cdevsw spkr_cdevsw =
592 { spkropen, spkrclose, noread, spkrwrite, /*26*/
593 spkrioctl, nostop, nullreset, nodevtotty,/* spkr */
594 seltrue, nommap, NULL };
595
596static spkr_devsw_installed = 0;
597
598static void spkr_devsw_install()
599{
600 dev_t descript;
601 if( ! spkr_devsw_installed ) {
602 descript = makedev(CDEV_MAJOR,0);
603 cdevsw_add(&descript,&spkr_cdevsw,NULL);
604#if defined(BDEV_MAJOR)
605 descript = makedev(BDEV_MAJOR,0);
606 bdevsw_add(&descript,&spkr_bdevsw,NULL);
607#endif /*BDEV_MAJOR*/
608 spkr_devsw_installed = 1;
609 }
610}
611#endif /* JREMOD */
575#endif /* NSPEAKER > 0 */
576/* spkr.c ends here */
612#endif /* NSPEAKER > 0 */
613/* spkr.c ends here */