On Tue, Oct 25, 2011 at 01:18:47PM +0200, Claude Buisson wrote: > On 10/25/2011 12:52, Daniel O'Connor wrote: > > > >On 25/10/2011, at 20:45, Claude Buisson wrote: > >>When upgrading a system to 8.2-STABLE, I switched my kernel from atapicam to > >>ATA_CAM, and found that vlc could not play audio CDs anymore. Reverting to > >>atapicam (and reverting from cdN to acdN of course), vlc was OK again. > >> > >>It seems that I am not the only one having this kind of problem, as I found (for > >>example) this message on questions_at_ (for releng9): > >> > >>http://lists.freebsd.org/pipermail/freebsd-questions/2011-October/234737.html > >> > >>Is this a known problem ? Is somebody working on it ? > > > >Have you tried pointing VLC at /dev/cd0 when using ATA_CAM? > > > > Of course yes ! (I even configured WITH_CDROM_DEVICE=/dev/cd1 when building VLC) > > > >It may be trying old style ATA ioctls based on the device name. > > > > VLC recognize the tracks and jump quickly from one to the following, without > playing it, and with a flow of messages: > > [0x2caf2a3c] cdda access error: Could not set block size > [0x2caf2a3c] cdda access error: cannot read sector nnnnn > > where the sector number is incremented, and then emit (2 times if I remenber): > > [0x2af28bc] es demux error: cannot peek > > Sorry for having ommited these messages in the previous mail. > > I found a PR 161760 about cdparanoia needing to be patched for 9.0 with CAM, a > proposal by avg_at_ related to libxine: > > http://lists.freebsd.org/pipermail/freebsd-multimedia/2010-December/011414.html > > These may not be the same problem, but I think they are related (a not so well > documented change in the kerm interface). You want atapicam(4). This is not the same thing as "options ATA_CAM". See /sys/conf/NOTES. Whether or not it works with audio CDs is unknown to me. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, US | | Making life hard for others since 1977. PGP 4BD6C0CB |Received on Tue Oct 25 2011 - 11:07:40 UTC
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