Re: ISO9660 support

[Gary Thomas <gary at mlbassoc dot com>]

On Wed, 2003-05-28 at 15:05, Bart Veer wrote:
> >>>>> "Jifl" == Jonathan Larmour <jifl@eCosCentric.com> writes:
> 
>     Jifl> Gary Thomas wrote:
>     >> Gents,
>     >> 
>     >> A long time ago (Dec 2001), Jesper was working on a contributed
>     >> port for the Sega (IIRC) that included ISO9660 support in
>     >> RedBoot. That never made it into the official tree, for legal
>     >> reasons I believe. Does anyone know what happened there? Is
>     >> there some way we can follow up on this and get the support put
>     >> in?
>     >> 
>     >> Just because it would be nice and also the remnants that are
>     >> left make the code messy for little reason.
> 
>     Jifl> FYI I don't have the original contrib any more so I hope
>     Jifl> someone else does. I believe part of the issue was that it
>     Jifl> was added pretty much as a crude hack, rather than it being
>     Jifl> legal issues (the rest of the dreamcast port was assigned
>     Jifl> obviously). And there was no way to test it too as you
>     Jifl> needed some special equipment IIRC. But Jesper will know so
>     Jifl> I'll shut up :-).
> 
> I might still have the contrib somewhere, but a better place to look
> is http://www.m17n.org/dodes/ecos/. That takes you to a CVS repository
> containing
> http://cvs.m17n.org/cgi-bin/viewcvs/ecos/ecos/packages/fs/iso/?cvsroot=superh
> 
> You should also be aware that a dreamcast does not have an ordinary CD
> drive. Instead it has a GD drive with ~1GB capacity. From another
> website:
> 
> "A GD-ROM disk actually consits of two data regions, separated by a
> data-less separator ring. The inner region contains a normal Yellow
> Book CD-ROM track, and a Red Book CD-DA track. This region can be read
> in any CD drive. The outer region (outside the separator ring) is the
> high-density area which contains the actual game data (both files and
> CD-DA audio)."
> 
> I don't know if that affected the ISO support, they may have supported
> the inner region only.
> 

Thanks for the pointer.  I've downloaded the code and I'll give it a
glance to see if somehow we can use it.  On first look it seems to be
a little too Dreamcast specific and there are no copyrights in the code,
so it may take a little effort to bring it in.

-- 
Gary Thomas <gary@mlbassoc.com>
MLB Associates