Help me get a patch into Wine -> Mac cdrom issue

[Emmanuel Maillard]

Hi,

For peoples interested with cd-rom support on Mac OS X, i think that  
you need to investigated in IOKit,
especially in SCSITaskDeviceInterface and MMCDeviceInterface.

Emmanuel


Le 14 oct. 2009 à 17:50, Roderick Colenbrander a écrit :

> Hi,
>
> I don't know much about the cd-rom stuff on osx but I expect there are
> much more issues of which some are more severe than this (and the
> solution might fix all the issues). I believe that on osx there is no
> such thing as direct cd-rom access (anymore) and due to this I think
> wine can't read audio tracks, neither can we write CDs from Wine or
> read special data tracks needed for e.g. copy protections. As far as I
> remember Transgaming wrote their own cd-rom driver for this, so
> perhaps that's the direction we should head into as well else we will
> never get copy protections working on OSX.
>
> Roderick
>
> On Wed, Oct 14, 2009 at 5:02 PM,  <Joerg-Cyril.Hoehle at t-systems.com>  
> wrote:
>> Chip,
>>
>> I had hoped that your patch would allow mcicda to work,
>> cf. bug #20323, alas it is not so.  Instead I get to see
>>
>> ERR("This version of Mac OS X does not support IOCDAudioControl"
>> on Leopard.
>>
>> I googled slightly and found a message from 2004:
>> http://lists.apple.com/archives/darwin-drivers/2004/Jul/msg00049.html
>>> IOCDAudioControl is deprecated if not obsolete.
>>
>> Therefore I believe the user should not be bothered with a reference
>> to something deprecated half a decade ago and unavailable.  A
>> subsequent patch to a simple FIXME("NIY\n") would be enough.
>> Please leave IOCDAudioControl in a comment in the code at most.
>>
>> Reading further, it looks like there's nothing to read audio CDs
>> anymore.  Instead, developers are recommended to take advantage of
>> the cddafs, which mounts all audio tracks as
>> "/Volumes/Audio-CD/01 Titel 1.aiff" and to play those files with
>> CoreAudio instead.
>> I've checked that mixed CDs with both data files and audio tracks let
>> 2 CD icons appear on the Finder's desktop, e.g. /Volumes/ABC/ and
>> /Volumes/Audio-CD/
>>
>> So I wonder whether mcicda on Mac OS should forward calls to
>> waveaudio and play .aiff files instead.  I don't know how ntdll and
>> the mountmgr etc. could be changed to accomodate the separation in  
>> two
>> volumes, i.e. how to map both /Volumes/ABC and /Volumes/Audio-CD/  
>> to D:\
>>
>> Regards,
>>        Jörg Höhle.
>>
>>
>>
>
>