Date: Sat, 16 Aug 1997 23:03:10 -0700 From: Amancio Hasty <hasty@rah.star-gate.com> To: Kenneth Merry <ken@gt.ed.net> Cc: smp@csn.net (Steve Passe), mestery@winternet.com, freebsd-multimedia@FreeBSD.ORG Subject: Re: Problem with my Wincast, fxtv Message-ID: <199708170603.XAA00801@rah.star-gate.com> In-Reply-To: Your message of "Sun, 17 Aug 1997 01:14:02 EDT." <199708170514.BAA13802@housing1.stucen.gatech.edu>
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Hi,
Can someone verify the patch?
Because I am preparing a new bt848 driver release.n
no major changes however this version has support for BSDI and improved
YUV support for vic. My version has been out for at least a couple
of months and it time to check it in.
Tnks,
Amancio
>From The Desk Of Kenneth Merry :
> Steve Passe wrote...
> > this doesn't sound like the flakiness I have seen, ie the bad channels woul
d
> > be marginal, not completely absent. and the bad ones would have sync probl
ems.
> > it was bad for the entire band affected, not just parts of it.
> >
> > the bands are:
> >
> > 2-6
> > 7-13
> > 14-95
> >
> > so 7-13 missing could be bad hardware (mis-tuned band), but 21 thru 89
> > missing sounds like something else. I suggested you try hrc tuning, but
> > looking at the latest source I don't see that enabled. I know somneone els
e
> > has gotten hrc working, but it evidently didn't make it into the
> > source tree.
> >
> > who had hrc working?
>
> Here's the message about HRC... I never got a chance to test the
> patch -- I'm no longer on a HRC cable system.
>
> Ken
> --
> Kenneth Merry
> ken@gt.ed.net
>
>
> >From yjin@rain.cs.ucla.edu Sat Jun 28 12:47:19 1997
> Received: from delphi.cs.ucla.edu (Delphi.CS.UCLA.EDU [131.179.240.10])
> by housing1.stucen.gatech.edu (8.8.5/8.8.5) with ESMTP id MAA27688
> for <ken@gt.ed.net>; Sat, 28 Jun 1997 12:47:13 -0400 (EDT)
> Received: from rain.cs.ucla.edu by delphi.cs.ucla.edu (2.1) with ESMTP id JAA
27012; Sat, 28 Jun 1997 09:47:01 -0700 (PDT)
> Received: from localhost by rain.cs.ucla.edu (8.8.3/UCLACS-1.0) with SMTP id
JAA19582; Sat, 28 Jun 1997 09:43:33 -0700 (PDT)
> Date: Sat, 28 Jun 1997 09:43:33 -0700 (PDT)
> From: Yixin Jin <yjin@rain.cs.ucla.edu>
> To: Kenneth Merry <ken@gt.ed.net>
> cc: smp@csn.net, rhh@ct.picker.com, multimedia@freebsd.org
> Subject: Re: Fxtv
> In-Reply-To: <199706271922.PAA19130@housing1.stucen.gatech.edu>
> Message-ID: <Pine.SOL.3.95.970628094112.19576A-100000@rain>
> MIME-Version: 1.0
> Content-Type: TEXT/PLAIN; charset=US-ASCII
> Status: RO
>
> Hi there
>
> Here is what I used to make Bt848 driver work for HRC cable. In file
> "pci/brooktree848.c", you add:
>
> /*
> * North American Cable Channels, HRC:
> *
> * 2: 54 mHz - 4: 66 mHz
> * 5: 78 mHz - 6: 84 mHz
> * 7: 174 mHz - 13: 210 mHz
> * 14: 120 mHz - 22: 168 mHz
> * 23: 216 mHz - 94: 642 mHz
> * 95: 90 mHz - 99: 114 mHz
> *
> * IF freq: 45.75 mHz
> */
> #define OFFSET 6.00
> int hrccable[] = {
> 99, (int)( 45.75 * FREQFACTOR), 0,
> 95, (int)( 90.00 * FREQFACTOR), (int)(OFFSET *
> FREQFACTOR),
> 23, (int)( 216.00 * FREQFACTOR), (int)(OFFSET *
> FREQFACTOR),
> 14, (int)( 120.00 * FREQFACTOR), (int)(OFFSET *
> FREQFACTOR),
> 7, (int)( 174.00 * FREQFACTOR), (int)(OFFSET *
> FREQFACTOR),
> 5, (int)( 78.00 * FREQFACTOR), (int)(OFFSET *
> FREQFACTOR),
> 2, (int)( 54.00 * FREQFACTOR), (int)(OFFSET *
> FREQFACTOR),
> 0
> };
> #undef OFFSET
>
> Originally, hrccable[] is defined as several 0's. Now, change it to this.
> Fxtv works beautifully for HRC cable.
>
> regards
>
> Yixin
>
> On Fri, 27 Jun 1997, Kenneth Merry wrote:
>
> > Kenneth Merry wrote...
> > > Steve Passe wrote...
> > > > >However, still HRC is not supported, but at this time even
> > > > >channel 2 doesn't show up. I change to IRC. Then I can change the
> > > > >channels, but only channel 5 and channel 6 can be received correctly.
> > > >And It seems that I can receive the voice of other channels, but not
> > > > >video.
> > > >
> > > > There is no support for HRC, primarily because I didn't have a clue to
what
> > > > frequencies it uses.
> > >
> >
> > [ ... ]
> >
> > > I created a table of channels and frequencies, and made a little
> > > command line tuner program based on freq.c that changed channels for me.
> > >
> > > The reason I'm being so vague here is that my computer is boxed up
> > > (I'm moving) and I won't be able to get to it for a couple of weeks. If
> > > y'all are still in the dark about HRC frequencies in a week or two, let m
e
> > > know and I'll forward out my frequency table. (and the slightly modified
> > > version of freq.c as well..)
> >
> > Okay, here is my tuner program. The structure contains the
> > frequencies for the various HRC channels. So if there's anyone out there
> > on a HRC cable system, you might want to try this out and see if it works
> > for you.
> >
> > Ken
> > --
> > Kenneth Merry
> > ken@gt.ed.net
> >
> >
> >
> > #include <stdio.h>
> > #include <stdlib.h>
> > #include <sys/fcntl.h>
> > #include <unistd.h>
> > #include <errno.h>
> >
> > #include <machine/ioctl_meteor.h>
> > #include <machine/ioctl_bt848.h>
> >
> > #define DEVICE "/dev/tuner0"
> >
> > typedef struct {
> > float frequency;
> > int channel;
> > } chaninfo_t;
> >
> > chaninfo_t chaninfo[] =
> > {
> > { 73.25, 1 },
> > { 55.25, 2 },
> > { 61.25, 3 },
> > { 67.25, 4 },
> > { 77.25, 5 },
> > { 83.25, 6 },
> > { 175.25, 7 },
> > { 181.25, 8 },
> > { 187.25, 9 },
> > { 193.25, 10 },
> > { 199.25, 11 },
> > { 205.25, 12 },
> > { 211.25, 13 },
> > { 121.25, 14 },
> > { 127.25, 15 },
> > { 133.25, 16 },
> > { 139.25, 17 },
> > { 145.25, 18 },
> > { 151.25, 19 },
> > { 157.25, 20 },
> > { 163.25, 21 },
> > { 169.25, 22 },
> > { 217.25, 23 },
> > { 223.25, 24 },
> > { 229.25, 25 },
> > { 235.25, 26 },
> > { 241.25, 27 },
> > { 247.25, 28 },
> > { 253.25, 29 },
> > { 259.25, 30 },
> > { 265.25, 31 },
> > { 271.25, 32 },
> > { 277.25, 33 },
> > /* { 293.25, 34 }, */
> > { 283.25, 34 },
> > { 289.25, 35 },
> > { 295.25, 36 },
> > { 301.25, 37 },
> > { 307.25, 38 },
> > { 313.25, 39 },
> > { 319.25, 40 },
> > { 325.25, 41 },
> > { 331.25, 42 },
> > { 337.25, 43 },
> > { 343.25, 44 },
> > { 349.25, 45 },
> > { 355.25, 46 },
> > { 361.25, 47 },
> > { 367.25, 48 },
> > { 373.25, 49 },
> > { 379.25, 50 },
> > { 385.25, 51 },
> > { 391.25, 52 },
> > { 397.25, 53 },
> > { 403.25, 54 },
> > { 409.25, 55 },
> > { 415.25, 56 },
> > { 421.25, 57 },
> > { 427.25, 58 },
> > { 433.25, 59 },
> > { 439.25, 60 },
> > { 445.25, 61 },
> > { 451.25, 62 },
> > { 457.25, 63 },
> > { 463.25, 64 },
> > { 469.25, 65 },
> > { 475.25, 66 },
> > { 481.25, 67 },
> > { 487.25, 68 },
> > { 493.25, 69 },
> > { 499.25, 70 },
> > { 505.25, 71 },
> > { 511.25, 72 },
> > { 517.25, 73 },
> > { 523.25, 74 },
> > { 529.25, 75 },
> > { 535.25, 76 },
> > { 541.25, 77 },
> > { 547.25, 78 },
> > { 553.25, 79 },
> > { 559.25, 80 },
> > { 565.25, 81 },
> > { 571.25, 82 },
> > { 577.25, 83 },
> > { 583.25, 84 },
> > { 589.25, 85 },
> > { 595.25, 86 },
> > { 601.25, 87 },
> > { 607.25, 88 },
> > { 613.25, 89 },
> > { 619.25, 90 },
> > { 625.25, 91 },
> > { 631.25, 92 },
> > { 637.25, 93 },
> > { 643.25, 94 },
> > { 91.25, 95 },
> > { 97.25, 96 },
> > { 103.25, 97 },
> > { 109.25, 98 },
> > { 115.25, 99 },
> > { 649.25, 100 },
> > { 655.25, 101 },
> > { 661.25, 102 },
> > { 667.25, 103 },
> > { 673.25, 104 },
> > { 679.25, 105 },
> > { 685.25, 106 },
> > { 691.25, 107 },
> > { 697.25, 108 },
> > { 703.25, 109 },
> > { 709.25, 110 },
> > { 715.25, 111 },
> > { 721.25, 112 },
> > { 727.25, 113 },
> > { 733.25, 114 },
> > { 739.25, 115 },
> > { 745.25, 116 },
> > { 751.25, 117 },
> > { 757.25, 118 },
> > { 763.25, 119 },
> > { 769.25, 120 },
> > { 775.25, 121 },
> > { 781.25, 122 },
> > { 787.25, 123 },
> > { 793.25, 124 },
> > { 799.25, 125 }
> > };
> >
> > void
> > byebye( int fd )
> > {
> > fprintf( stderr, "ioctl failed: %s\n", strerror(errno) );
> > close( fd );
> > exit( 1 );
> > }
> >
> >
> > main(int ac, char **av)
> > {
> > int x, ch;
> > char s[ 128 ];
> > int video;
> > int n = 0;
> > float foo;
> > float newfreq;
> >
> > if ((video = open( DEVICE, O_RDONLY)) < 0)
> > byebye( video );
> >
> > fprintf (stdout, "freq(%d)> ", n++);
> > while ( fgets( s, 128, stdin ) ) {
> > switch ( s[0] ) {
> > case 'b':
> > if (ioctl(video, BT848_CCBARS, &x) < 0)
> > byebye( video );
> > break;
> >
> > case 'B':
> > if (ioctl(video, BT848_SCBARS, &x) < 0)
> > byebye( video );
> > break;
> >
> > case 'f':
> > if (ioctl(video, TVTUNER_GETFREQ, &x) < 0)
> > byebye( video );
> > else {
> > foo = x / 16;
> > fprintf(stderr, "frequency: %f\n", foo)
;
> > }
> >
> > if (ioctl(video, TVTUNER_GETSTATUS, &x) < 0)
> > byebye( video );
> > else
> > fprintf(stderr, "status: 0x%02x\n", x )
;
> > break;
> >
> > case 'F':
> > x = strtol( &s[ 2 ], NULL, 10 );
> > newfreq = atof (&s[ 2 ]);
> > fprintf( stderr, "freq: %f\n", newfreq);
> > x = newfreq * 16;
> > if (ioctl(video, TVTUNER_SETFREQ, &x) < 0)
> > byebye( video );
> > sleep( 1 );
> > if (ioctl(video, TVTUNER_GETSTATUS, &x) < 0)
> > byebye( video );
> > else
> > fprintf(stderr, "status: 0x%02x\n", x )
;
> > break;
> >
> > case 's':
> > x = 0;
> > if (ioctl(video, BT848_GSTATUS, &x) < 0)
> > byebye( video );
> > else
> > fprintf(stderr, "bt848 status: 0x%08x\n
", x );
> >
> > if (ioctl(video, TVTUNER_GETSTATUS, &x) < 0)
> > byebye( video );
> > else
> > fprintf(stderr, "tuner status: 0x%02x\n
", x );
> > break;
> >
> > case 't':
> > x = strtol( &s[ 2 ], NULL, 10 );
> > if (ioctl(video, TVTUNER_SETTYPE, &x) < 0)
> > byebye( video );
> >
> > sleep( 1 );
> > if (ioctl(video, TVTUNER_GETSTATUS, &x) < 0)
> > byebye( video );
> > else
> > fprintf(stderr, "status: 0x%02x\n", x )
;
> > break;
> >
> > case 'q':
> > close (video);
> > exit (0);
> > break;
> >
> > default:
> > x = atoi( s );
> > if ((x < 2) || (x > 125)) {
> > fprintf (stderr, "channel %d out of ran
ge\n", x);
> > }
> > else {
> > /*
> > if (ioctl(video, TVTUNER_SETCHNL, &x) <
0)
> > byebye( video );
> > */
> > newfreq = chaninfo[x - 1].frequency - 1
.25;
> > x = newfreq * 16;
> > if (ioctl(video, TVTUNER_SETFREQ, &x) <
0)
> > byebye(video);
> > }
> > break;
> > }
> > fprintf (stdout, "freq(%d)> ", n++);
> > }
> >
> > close(video);
> > exit(0);
> > }
> >
>
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