[comp.unix.sysv386] CD-ROM w/ISC

joe@eng3.UUCP (Joe LaRocque) (03/28/91)

Do you know of a driver for a CD-ROM (Microsoft format) for ISC 2.+ ?
Is it possible to access the CD-ROM from Vpix?

Any assist would be appreciated.

Joe La Rocque
SCI Technology
Huntsville, AL

lumpi@dobag.in-berlin.de (Joern Lubkoll) (04/03/91)

joe@eng3.UUCP (Joe LaRocque) writes:

>Do you know of a driver for a CD-ROM (Microsoft format) for ISC 2.+ ?
>Is it possible to access the CD-ROM from Vpix?

>Any assist would be appreciated.
I'm also very interested in hearing about it !

jl
-- 
lumpi@dobag.in-berlin.de | Why drink & drive when you can
lumpi@dobag.north.de     ! smoke and fly ?????
                         ! And if you smoke try the Columbian.
  			 ! [Seen on a Springbreak-Shirt in Key West]

trygve@bibsyst.UUCP (Trygve Storr|nningen) (04/03/91)

In article <K4MP5M@dobag.in-berlin.de> lumpi@dobag.in-berlin.de (Joern Lubkoll) writes:
>joe@eng3.UUCP (Joe LaRocque) writes:
>
>>Do you know of a driver for a CD-ROM (Microsoft format) for ISC 2.+ ?
>>Is it possible to access the CD-ROM from Vpix?
>
>>Any assist would be appreciated.
>I'm also very interested in hearing about it !
>
>jl
>-- 
>lumpi@dobag.in-berlin.de | Why drink & drive when you can
>lumpi@dobag.north.de     ! smoke and fly ?????
>                         ! And if you smoke try the Columbian.
>  			 ! [Seen on a Springbreak-Shirt in Key West]


Micro Design Internaional Inc. has a product called SCSI Express. 
You can contact them at:

Micro Design International Inc.
6985 University Blvd.
Winter Park, Florida
USA
Phone: +1 407 677 8365
Fax: +1 407 677 8333





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hans@mo.hobby.nl (Hans Oey) (04/05/91)

lumpi@dobag.in-berlin.de (Joern Lubkoll) writes:

>joe@eng3.UUCP (Joe LaRocque) writes:

>>Do you know of a driver for a CD-ROM (Microsoft format) for ISC 2.+ ?
>>Is it possible to access the CD-ROM from Vpix?

>>Any assist would be appreciated.
>I'm also very interested in hearing about it !

The MSDOS device drivers for my CD-ROM were unusable from
VPIX because they use DMA. I wrote a Unix device driver
for my Philips CM110 CD-ROM and was able to open it,
seek to any sector and read it. As the CD-ROM had the
usual High Sierra (ISO-9660?) file system I was able
to write some code to copy any CD file into a Unix directory.
Then the CD access software from within VPIX was fooled
to use that directory: 14 ms access time instead of > 500ms :-)
Alas, I can't afford buying 660MB hard disks for each CD.

Unix System V, release 3.2, got a file system switch so that
you can mount a foreign file system (mount -f dos). Because
SVR4 has vnodes, this mechanism won't be used much longer
and I don't expect much support. But it must be very easy
to add the High Sierra format since it doesn't need any writing.

DOES ANYBODY OUT THERE HAS ANY DOCUMENTATION
ABOUT THE SVR3 FILE SYSTEM TABLES?
-- 
Hans Oey
hans@mo.hobby.nl

alex@micro-ix.UUCP (alex) (04/08/91)

> 
> DOES ANYBODY OUT THERE HAS ANY DOCUMENTATION
> ABOUT THE SVR3 FILE SYSTEM TABLES?
> -- 
> Hans Oey
> hans@mo.hobby.nl

Please send me this information too.

Alex