Framebuffer with TV-Out @ PAL

Georg Philipp Burth <[email protected]>
Newsgroups gmane.linux.fbdev.user
Message-ID <Pine.LNX.4.30.0306262220150.2669-100000@linux03.zdv.uni-tuebingen.de>
Hi!

I don't know if this list is the correct one, feel free to correct me...

I have a Voodoo3 running with TV out on a PAL TV (no other monitor
available...)
Since this TV only can use PAL@50Hz but all framebuffer modelines (fbset
and the kernels modedb) only support 60Hz I've written my own modelines
for use with it (added below).
I'd appreciate it greatly if somebody could test if they work for him,
too.
It would also be nice if I knew where to submit patches, didn't find
this info on the 'net...

Thanks
  Georg Philipp Burth


Diff to modedb.c:

diff modedb.c modedb.orig
47,54d46
<        /* 640x480 @ 50 Hz, 31.25 kHz hsync */
<        NULL, 50, 640, 480, 33898, 266, 35, 86, 54, 3, 5,
<        0, FB_VMODE_NONINTERLACED
<      }, {
<        /* 720x576 @ 50 Hz, 31.073kHz hsync */
<        NULL, 50, 720, 576, 36364, 125, 35, 44, 4, 5, 0,
<        0, FB_VMODE_NONINTERLACED
<      }, {


new lines in fb.modes:

mode "640x480-50"
    geometry 640 480 640 480 8
    timings 33898 258 43 86 54 3 5
    bcast true
endmode

mode "640x480-50-16"
    geometry 640 480 640 480 16
    timings 33898 266 35 90 50 3 5
    bcast true
endmode

mode "640x480-50-24"
    geometry 640 480 640 480 24
    timings 33898 266 35 90 50 3 5
    bcast true
endmode

mode "720x576-50"
# D: 27.500 MHz, H: 31.073 kHz, V: 49.797 Hz
    geometry 720 576 720 576 16
    timings 36364 125 35 44 4 5 0
    bcast true
endmode

mode "720x576-50-24"
# D: 27.500 MHz, H: 31.073 kHz, V: 49.797 Hz
    geometry 720 576 720 576 24
    timings 36364 125 35 44 4 5 0
    bcast true
endmode

mode "800x600-50"
    geometry 800 600 800 600 8
    timings 27778 120 38 95 53 2 2
    bcast true
endmode

mode "800x600-50-16"
    geometry 800 600 800 600 16
    timings 27778 120 38 95 53 2 2
    bcast true
endmode




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