Fixed minor bug in M[LSN] interpretation, added octave-tracking.
Added the slur-mark feature. Name of ioctl's include sys/spkr.h changed to machine/speaker.h
This commit is contained in:
ache
parent
788ea3fcac
commit
76098db5b5
@ -1,12 +1,10 @@
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/*
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* spkr.c -- device driver for console speaker on 80386
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* spkr.c -- device driver for console speaker
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*
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* v1.1 by Eric S. Raymond (esr@snark.thyrsus.com) Feb 1990
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* modified for 386bsd by Andrew A. Chernov <ache@astral.msk.su>
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* 386bsd only clean version, all SYSV stuff removed
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* use hz value from param.c
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* v1.4 by Eric S. Raymond (esr@snark.thyrsus.com) Aug 1993
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* modified for FreeBSD by Andrew A. Chernov <ache@astral.msk.su>
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*
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* $Id$
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* $Id: spkr.c,v 1.3 1993/10/16 13:46:21 rgrimes Exp $
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*/
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#include "speaker.h"
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@ -14,12 +12,16 @@
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#if NSPEAKER > 0
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#include "param.h"
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#include "systm.h"
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#include "kernel.h"
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#include "errno.h"
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#include "buf.h"
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#include "uio.h"
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#include "spkr.h"
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#include "machine/speaker.h"
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#ifdef HZ
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#undef HZ
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#endif
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#define HZ hz
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/**************** MACHINE DEPENDENT PART STARTS HERE *************************
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*
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@ -75,13 +77,13 @@ unsigned int hz, ticks;
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int sps;
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#ifdef DEBUG
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printf("tone: hz=%d ticks=%d\n", hz, ticks);
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(void) printf("tone: hz=%d ticks=%d\n", hz, ticks);
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#endif /* DEBUG */
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/* set timer to generate clicks at given frequency in Hertz */
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sps = spltty();
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outb(PIT_CTRL, PIT_MODE); /* prepare timer */
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outb(PIT_COUNT, (unsigned char) divisor); /* send lo byte */
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outb(PIT_COUNT, (divisor & 0xff)); /* send lo byte */
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outb(PIT_COUNT, (divisor >> 8)); /* send hi byte */
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splx(sps);
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@ -94,7 +96,7 @@ unsigned int hz, ticks;
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* emitted.
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*/
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timeout((caddr_t)endtone, (caddr_t)NULL, ticks);
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sleep((caddr_t)endtone, PZERO - 1);
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(void) sleep((caddr_t)endtone, PZERO - 1);
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}
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static int endrest()
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@ -113,16 +115,17 @@ int ticks;
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* waited out.
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*/
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#ifdef DEBUG
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printf("rest: %d\n", ticks);
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(void) printf("rest: %d\n", ticks);
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#endif /* DEBUG */
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timeout((caddr_t)endrest, (caddr_t)NULL, ticks);
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sleep((caddr_t)endrest, PZERO - 1);
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(void) sleep((caddr_t)endrest, PZERO - 1);
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}
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/**************** PLAY STRING INTERPRETER BEGINS HERE **********************
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*
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* Play string interpretation is modelled on IBM BASIC 2.0's PLAY statement;
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* M[LNS] are missing and the ~ synonym and octave-tracking facility is added.
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* M[LNS] are missing; the ~ synonym and the _ slur mark and the octave-
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* tracking facility are added.
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* Requires tone(), rest(), and endtone(). String play is not interruptible
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* except possibly at physical block boundaries.
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*/
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@ -184,7 +187,7 @@ static int pitchtab[] =
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static void playinit()
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{
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octave = DFLT_OCTAVE;
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whole = (hz * SECS_PER_MIN * WHOLE_NOTE) / DFLT_TEMPO;
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whole = (HZ * SECS_PER_MIN * WHOLE_NOTE) / DFLT_TEMPO;
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fill = NORMAL;
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value = DFLT_VALUE;
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octtrack = FALSE;
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@ -200,6 +203,7 @@ int pitch, value, sustain;
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/* this weirdness avoids floating-point arithmetic */
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for (; sustain; sustain--)
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{
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/* See the BUGS section in the man page for discussion */
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snum *= NUM_MULT;
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sdenom *= DENOM_MULT;
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}
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@ -213,7 +217,7 @@ int pitch, value, sustain;
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silence = whole * (FILLTIME-fill) * snum / (FILLTIME * value * sdenom);
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#ifdef DEBUG
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printf("playtone: pitch %d for %d ticks, rest for %d ticks\n",
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(void) printf("playtone: pitch %d for %d ticks, rest for %d ticks\n",
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pitch, sound, silence);
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#endif /* DEBUG */
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@ -237,7 +241,7 @@ static void playstring(cp, slen)
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char *cp;
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size_t slen;
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{
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int pitch, lastpitch = OCTAVE_NOTES * DFLT_OCTAVE;
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int pitch, oldfill, lastpitch = OCTAVE_NOTES * DFLT_OCTAVE;
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#define GETNUM(cp, v) for(v=0; isdigit(cp[1]) && slen > 0; ) \
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{v = v * 10 + (*++cp - '0'); slen--;}
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@ -247,7 +251,7 @@ size_t slen;
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register char c = toupper(*cp);
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#ifdef DEBUG
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printf("playstring: %c (%x)\n", c, c);
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(void) printf("playstring: %c (%x)\n", c, c);
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#endif /* DEBUG */
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switch (c)
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@ -305,8 +309,19 @@ size_t slen;
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sustain++;
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}
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/* ...and/or a slur mark */
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oldfill = fill;
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if (cp[1] == '_')
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{
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fill = LEGATO;
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++cp;
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slen--;
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}
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/* time to emit the actual tone */
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playtone(pitch, timeval, sustain);
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fill = oldfill;
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break;
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case 'O':
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@ -350,7 +365,15 @@ size_t slen;
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slen--;
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sustain++;
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}
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oldfill = fill;
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if (cp[1] == '_')
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{
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fill = LEGATO;
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++cp;
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slen--;
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}
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playtone(pitch - 1, value, sustain);
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fill = oldfill;
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break;
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case 'L':
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@ -377,7 +400,7 @@ size_t slen;
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GETNUM(cp, tempo);
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if (tempo < MIN_TEMPO || tempo > MAX_TEMPO)
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tempo = DFLT_TEMPO;
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whole = (hz * SECS_PER_MIN * WHOLE_NOTE) / tempo;
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whole = (HZ * SECS_PER_MIN * WHOLE_NOTE) / tempo;
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break;
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case 'M':
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@ -410,14 +433,14 @@ size_t slen;
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* endtone(), and rest() functions defined above.
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*/
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static int spkr_active; /* exclusion flag */
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static struct buf *spkr_inbuf; /* incoming buf */
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static int spkr_active = FALSE; /* exclusion flag */
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static struct buf *spkr_inbuf; /* incoming buf */
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int spkropen(dev)
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dev_t dev;
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{
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#ifdef DEBUG
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printf("spkropen: entering with dev = %x\n", dev);
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(void) printf("spkropen: entering with dev = %x\n", dev);
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#endif /* DEBUG */
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if (minor(dev) != 0)
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@ -426,20 +449,20 @@ dev_t dev;
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return(EBUSY);
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else
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{
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#ifdef DEBUG
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(void) printf("spkropen: about to perform play initialization\n");
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#endif /* DEBUG */
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playinit();
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spkr_inbuf = geteblk(DEV_BSIZE);
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spkr_active = 1;
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spkr_active = TRUE;
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return(0);
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}
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return(0);
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}
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int spkrwrite(dev, uio)
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dev_t dev;
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struct uio *uio;
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dev_t dev;
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struct uio *uio;
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{
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register unsigned n;
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char *cp;
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int error;
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#ifdef DEBUG
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printf("spkrwrite: entering with dev = %x, count = %d\n",
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dev, uio->uio_resid);
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@ -447,12 +470,17 @@ struct uio *uio;
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if (minor(dev) != 0)
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return(ENXIO);
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else if (uio->uio_resid > DEV_BSIZE) /* prevent system crashes */
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return(E2BIG);
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else
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{
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n = MIN(DEV_BSIZE, uio->uio_resid);
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unsigned n;
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char *cp;
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int error;
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n = uio->uio_resid;
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cp = spkr_inbuf->b_un.b_addr;
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error = uiomove(cp, n, uio);
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if (!error)
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if (!(error = uiomove(cp, n, uio)))
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playstring(cp, n);
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return(error);
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}
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@ -462,7 +490,7 @@ int spkrclose(dev)
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dev_t dev;
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{
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#ifdef DEBUG
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printf("spkrclose: entering with dev = %x\n", dev);
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(void) printf("spkrclose: entering with dev = %x\n", dev);
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#endif /* DEBUG */
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if (minor(dev) != 0)
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@ -471,18 +499,18 @@ dev_t dev;
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{
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endtone();
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brelse(spkr_inbuf);
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spkr_active = 0;
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spkr_active = FALSE;
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return(0);
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}
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return(0);
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}
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int spkrioctl(dev, cmd, cmdarg)
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dev_t dev;
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int cmd;
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caddr_t cmdarg;
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caddr_t cmdarg;
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{
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#ifdef DEBUG
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printf("spkrioctl: entering with dev = %x, cmd = %x\n", dev, cmd);
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(void) printf("spkrioctl: entering with dev = %x, cmd = %x\n");
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#endif /* DEBUG */
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if (minor(dev) != 0)
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@ -495,6 +523,7 @@ caddr_t cmdarg;
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rest(tp->duration);
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else
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tone(tp->frequency, tp->duration);
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return(0);
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}
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else if (cmd == SPKRTUNE)
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{
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@ -513,10 +542,9 @@ caddr_t cmdarg;
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else
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tone(ttp.frequency, ttp.duration);
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}
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return(0);
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}
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else
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return(EINVAL);
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return(0);
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return(EINVAL);
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}
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#endif /* NSPEAKER > 0 */
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@ -1,12 +1,10 @@
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/*
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* spkr.c -- device driver for console speaker on 80386
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* spkr.c -- device driver for console speaker
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*
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* v1.1 by Eric S. Raymond (esr@snark.thyrsus.com) Feb 1990
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* modified for 386bsd by Andrew A. Chernov <ache@astral.msk.su>
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* 386bsd only clean version, all SYSV stuff removed
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* use hz value from param.c
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* v1.4 by Eric S. Raymond (esr@snark.thyrsus.com) Aug 1993
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* modified for FreeBSD by Andrew A. Chernov <ache@astral.msk.su>
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*
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* $Id$
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* $Id: spkr.c,v 1.3 1993/10/16 13:46:21 rgrimes Exp $
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*/
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#include "speaker.h"
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@ -14,12 +12,16 @@
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#if NSPEAKER > 0
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#include "param.h"
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#include "systm.h"
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#include "kernel.h"
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#include "errno.h"
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#include "buf.h"
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#include "uio.h"
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#include "spkr.h"
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#include "machine/speaker.h"
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#ifdef HZ
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#undef HZ
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#endif
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#define HZ hz
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/**************** MACHINE DEPENDENT PART STARTS HERE *************************
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*
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@ -75,13 +77,13 @@ unsigned int hz, ticks;
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int sps;
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#ifdef DEBUG
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printf("tone: hz=%d ticks=%d\n", hz, ticks);
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(void) printf("tone: hz=%d ticks=%d\n", hz, ticks);
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#endif /* DEBUG */
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/* set timer to generate clicks at given frequency in Hertz */
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sps = spltty();
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outb(PIT_CTRL, PIT_MODE); /* prepare timer */
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outb(PIT_COUNT, (unsigned char) divisor); /* send lo byte */
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outb(PIT_COUNT, (divisor & 0xff)); /* send lo byte */
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outb(PIT_COUNT, (divisor >> 8)); /* send hi byte */
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splx(sps);
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@ -94,7 +96,7 @@ unsigned int hz, ticks;
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* emitted.
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*/
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timeout((caddr_t)endtone, (caddr_t)NULL, ticks);
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sleep((caddr_t)endtone, PZERO - 1);
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(void) sleep((caddr_t)endtone, PZERO - 1);
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}
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static int endrest()
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@ -113,16 +115,17 @@ int ticks;
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* waited out.
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*/
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#ifdef DEBUG
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printf("rest: %d\n", ticks);
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(void) printf("rest: %d\n", ticks);
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#endif /* DEBUG */
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timeout((caddr_t)endrest, (caddr_t)NULL, ticks);
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sleep((caddr_t)endrest, PZERO - 1);
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(void) sleep((caddr_t)endrest, PZERO - 1);
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}
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/**************** PLAY STRING INTERPRETER BEGINS HERE **********************
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*
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* Play string interpretation is modelled on IBM BASIC 2.0's PLAY statement;
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* M[LNS] are missing and the ~ synonym and octave-tracking facility is added.
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* M[LNS] are missing; the ~ synonym and the _ slur mark and the octave-
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* tracking facility are added.
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* Requires tone(), rest(), and endtone(). String play is not interruptible
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* except possibly at physical block boundaries.
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*/
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@ -184,7 +187,7 @@ static int pitchtab[] =
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static void playinit()
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{
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octave = DFLT_OCTAVE;
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whole = (hz * SECS_PER_MIN * WHOLE_NOTE) / DFLT_TEMPO;
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whole = (HZ * SECS_PER_MIN * WHOLE_NOTE) / DFLT_TEMPO;
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fill = NORMAL;
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value = DFLT_VALUE;
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octtrack = FALSE;
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@ -200,6 +203,7 @@ int pitch, value, sustain;
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/* this weirdness avoids floating-point arithmetic */
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for (; sustain; sustain--)
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{
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/* See the BUGS section in the man page for discussion */
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snum *= NUM_MULT;
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sdenom *= DENOM_MULT;
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}
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@ -213,7 +217,7 @@ int pitch, value, sustain;
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silence = whole * (FILLTIME-fill) * snum / (FILLTIME * value * sdenom);
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#ifdef DEBUG
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printf("playtone: pitch %d for %d ticks, rest for %d ticks\n",
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(void) printf("playtone: pitch %d for %d ticks, rest for %d ticks\n",
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pitch, sound, silence);
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#endif /* DEBUG */
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@ -237,7 +241,7 @@ static void playstring(cp, slen)
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char *cp;
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size_t slen;
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{
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int pitch, lastpitch = OCTAVE_NOTES * DFLT_OCTAVE;
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int pitch, oldfill, lastpitch = OCTAVE_NOTES * DFLT_OCTAVE;
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#define GETNUM(cp, v) for(v=0; isdigit(cp[1]) && slen > 0; ) \
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{v = v * 10 + (*++cp - '0'); slen--;}
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@ -247,7 +251,7 @@ size_t slen;
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register char c = toupper(*cp);
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#ifdef DEBUG
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printf("playstring: %c (%x)\n", c, c);
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(void) printf("playstring: %c (%x)\n", c, c);
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#endif /* DEBUG */
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switch (c)
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@ -305,8 +309,19 @@ size_t slen;
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sustain++;
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}
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/* ...and/or a slur mark */
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oldfill = fill;
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if (cp[1] == '_')
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{
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fill = LEGATO;
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++cp;
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slen--;
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}
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/* time to emit the actual tone */
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playtone(pitch, timeval, sustain);
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fill = oldfill;
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break;
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case 'O':
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@ -350,7 +365,15 @@ size_t slen;
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slen--;
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sustain++;
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}
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oldfill = fill;
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if (cp[1] == '_')
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{
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fill = LEGATO;
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++cp;
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slen--;
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}
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playtone(pitch - 1, value, sustain);
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fill = oldfill;
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break;
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case 'L':
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@ -377,7 +400,7 @@ size_t slen;
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GETNUM(cp, tempo);
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if (tempo < MIN_TEMPO || tempo > MAX_TEMPO)
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tempo = DFLT_TEMPO;
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whole = (hz * SECS_PER_MIN * WHOLE_NOTE) / tempo;
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whole = (HZ * SECS_PER_MIN * WHOLE_NOTE) / tempo;
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break;
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case 'M':
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@ -410,14 +433,14 @@ size_t slen;
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* endtone(), and rest() functions defined above.
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*/
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static int spkr_active; /* exclusion flag */
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static struct buf *spkr_inbuf; /* incoming buf */
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static int spkr_active = FALSE; /* exclusion flag */
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static struct buf *spkr_inbuf; /* incoming buf */
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int spkropen(dev)
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dev_t dev;
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{
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#ifdef DEBUG
|
||||
printf("spkropen: entering with dev = %x\n", dev);
|
||||
(void) printf("spkropen: entering with dev = %x\n", dev);
|
||||
#endif /* DEBUG */
|
||||
|
||||
if (minor(dev) != 0)
|
||||
@ -426,20 +449,20 @@ dev_t dev;
|
||||
return(EBUSY);
|
||||
else
|
||||
{
|
||||
#ifdef DEBUG
|
||||
(void) printf("spkropen: about to perform play initialization\n");
|
||||
#endif /* DEBUG */
|
||||
playinit();
|
||||
spkr_inbuf = geteblk(DEV_BSIZE);
|
||||
spkr_active = 1;
|
||||
spkr_active = TRUE;
|
||||
return(0);
|
||||
}
|
||||
return(0);
|
||||
}
|
||||
|
||||
int spkrwrite(dev, uio)
|
||||
dev_t dev;
|
||||
struct uio *uio;
|
||||
dev_t dev;
|
||||
struct uio *uio;
|
||||
{
|
||||
register unsigned n;
|
||||
char *cp;
|
||||
int error;
|
||||
#ifdef DEBUG
|
||||
printf("spkrwrite: entering with dev = %x, count = %d\n",
|
||||
dev, uio->uio_resid);
|
||||
@ -447,12 +470,17 @@ struct uio *uio;
|
||||
|
||||
if (minor(dev) != 0)
|
||||
return(ENXIO);
|
||||
else if (uio->uio_resid > DEV_BSIZE) /* prevent system crashes */
|
||||
return(E2BIG);
|
||||
else
|
||||
{
|
||||
n = MIN(DEV_BSIZE, uio->uio_resid);
|
||||
unsigned n;
|
||||
char *cp;
|
||||
int error;
|
||||
|
||||
n = uio->uio_resid;
|
||||
cp = spkr_inbuf->b_un.b_addr;
|
||||
error = uiomove(cp, n, uio);
|
||||
if (!error)
|
||||
if (!(error = uiomove(cp, n, uio)))
|
||||
playstring(cp, n);
|
||||
return(error);
|
||||
}
|
||||
@ -462,7 +490,7 @@ int spkrclose(dev)
|
||||
dev_t dev;
|
||||
{
|
||||
#ifdef DEBUG
|
||||
printf("spkrclose: entering with dev = %x\n", dev);
|
||||
(void) printf("spkrclose: entering with dev = %x\n", dev);
|
||||
#endif /* DEBUG */
|
||||
|
||||
if (minor(dev) != 0)
|
||||
@ -471,18 +499,18 @@ dev_t dev;
|
||||
{
|
||||
endtone();
|
||||
brelse(spkr_inbuf);
|
||||
spkr_active = 0;
|
||||
spkr_active = FALSE;
|
||||
return(0);
|
||||
}
|
||||
return(0);
|
||||
}
|
||||
|
||||
int spkrioctl(dev, cmd, cmdarg)
|
||||
dev_t dev;
|
||||
int cmd;
|
||||
caddr_t cmdarg;
|
||||
caddr_t cmdarg;
|
||||
{
|
||||
#ifdef DEBUG
|
||||
printf("spkrioctl: entering with dev = %x, cmd = %x\n", dev, cmd);
|
||||
(void) printf("spkrioctl: entering with dev = %x, cmd = %x\n");
|
||||
#endif /* DEBUG */
|
||||
|
||||
if (minor(dev) != 0)
|
||||
@ -495,6 +523,7 @@ caddr_t cmdarg;
|
||||
rest(tp->duration);
|
||||
else
|
||||
tone(tp->frequency, tp->duration);
|
||||
return(0);
|
||||
}
|
||||
else if (cmd == SPKRTUNE)
|
||||
{
|
||||
@ -513,10 +542,9 @@ caddr_t cmdarg;
|
||||
else
|
||||
tone(ttp.frequency, ttp.duration);
|
||||
}
|
||||
return(0);
|
||||
}
|
||||
else
|
||||
return(EINVAL);
|
||||
return(0);
|
||||
return(EINVAL);
|
||||
}
|
||||
|
||||
#endif /* NSPEAKER > 0 */
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user