Difficulty playing DVDs under AHCI/CAM?
avg at icyb.net.ua
Thu Sep 2 08:37:02 UTC 2010
on 01/09/2010 21:21 Garrett Wollman said the following:
> <<On Wed, 01 Sep 2010 19:16:03 +0300, Andriy Gapon <avg at icyb.net.ua> said:
>> Just want to draw attention of those who use ahci, have hald running and burn
>> optical media to couple of known issues:
> What about those of us who use ahci, don't have hald running, and just
> want to read their DVDs?
I am not aware of any known but not resolved issues in this context.
But I think that I gave you a good advice.
> I never heard any response from you when I
> asked for a more specific debugging procedure.
Sorry about that, forgot to tell you about google.
Now, apologies about the joke, no offense meant :-)
These links should give a good overview for the start:
And, oh, here is a script that I used to investigate a somewhat similar problem
with failing ioctl. I think you should be able to easily adapt it to your needs.
/execname == "k3b" && arg1 == 3299349762/
self->trace = 1;
self->trace = 0;
> My next step was going
> to be enabling CAMDEBUG and trying to find out which specific
> operation was failing, but I'm not a SCSI expert by any means....
Not sure if debugging with CAMDEBUG would be easier or not.
There could be lots of output.
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