Reading DVDs on a Mac mini

Benjamin Herrenschmidt benh at
Thu May 26 12:50:46 EST 2005

On Thu, 2005-05-26 at 02:27 +0200, Tom Parker wrote:
> Benjamin Herrenschmidt wrote:
> > On Mon, 2005-05-23 at 22:07 +0200, Tom Parker wrote:
> >>The version of libdvdread in use is 0.9.4 (the Debian 0.9.4-5 
> >>libdvdread3 package).
> > Does the debian package of libdvdread contains the CSS stuff ?
> No it doesn't, but it does include a shell script to download it if 
> you're living somewhere where libdvdcss is ok, and libdvdread will 
> dynamically load libdvdcss if it exists. I'm using libdvdcss 1.2.8 (latest).
> > Have you tried booting OS X and playing the DVD once ? Maybe the drive
> > wants a zone to be set at least once, which MacOS does the first time
> > you play a DVD
> Had to reinstall OS X to test this, and yup, it wants a zone to be set. 
> Returning back to Linux, some fiddling with regionset and some region 1 
> and 2 DVDs lets me come to the following conclusions:
> 1) It's an RPC-2 DVD drive (i.e. evil, CSS-in-hardware drive), with the 
> whole "5 changes and then it locks" policy.
> 2) It appears to be a really evil variant of RPC-2, in that if you've 
> got a CSS-locked DVD in the drive, and you're set on a different region 
> to the disk, you can't even get at the encrypted contents. The 
> aforementioned read errors keep turning up, making libdvdcss useless. 
> Or, this may just be an ide-cd bug with this drive...
> 3) If drive region == disc region, it plays DVDs fine.
>  >>hdparm -i says the drive is a "MATSHITACD-RW CW-8124".
> If anyone happens to have an RPC-1 firmware for this drive, or fixes to 
> ide-cd, I'd be most grateful! Some googling for the former is currently 
> unhelpful.

Yah, I googled too and ended up with the same conclusion =P


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