*BSD News Article 44310


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Newsgroups: comp.unix.bsd.freebsd.misc
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From: uhclem@nemesis.lonestar.org (Frank Durda IV)
Subject: Re: Panasonic CDrom
X-Newsreader: Tin 1.1 PL5
Organization: The Big Blue Box
Message-ID: <D8uv3A.6uK@nemesis.lonestar.org>
References: <3pdrjs$r3d@erinews.ericsson.se>
Date: Sat, 20 May 1995 02:33:09 GMT
Lines: 50

[0]Louis Lagendijk (etmelag@dcrosby27.ericsson.se) wrote:
[0]I do however have a Panasonic CR563 CDRom player that works well
[0]under Dos and Linux.
[0]I now noticed that the latest SNAP's (I tried SNAP-950412) has support
[0]for this CDrom Player so I decided to try to install FreeBSD.
[0]I could not find any documentation on it so far...

matcd.4 is the documentation for that driver.

[0]When I boot from my harddisk probing is done on FFFF, so I played 
[0]around with the kernel -c option. The drive is then detected after
[0]setting the correct port address. When I try to mount the drive
[0](from sysinstall) I get kernel page faults.

I don't exactly know what the hard disk has to do with the location
of the CD-ROM interface.  If using kernel -c, the address to be changing
is for the matcd device.   

If this drive is an IDE drive, then forget all this as we don't support
IDE drives yet.  If not, read on.


[0]Under Linux and dos I must tell the drivers that the drive is on a
[0]Lasermate type of interface. I guess that I would have to tell the
[0]FreeBSD driver the same thing, right? If so, how do I go about doing
[0]that?

Currently we only support host interface adapters that are 100%
compatible with Sound Blaster or *are* Sound Blaster cards.
Matsushita (Panasonic) didn't define a host interface standard, so
some vendors have gone off and done different ones.  And not everybody
copied Creatives interface exactly, which means that it will at least
require changes to the drivers and at the worst require completely different
drivers to make this drive and adapter work.

If you will send me EMAIL at the address below describing the brand,
model number and any port selection settings of your host adapter and
drive, I'll try to help you out.  Please try to provide all of the
information you can.

Another person has run into an "almost the same" adapter but has managed
to get it to work by making minor driver changes.  So far, he hasn't
returned the changes so that they can be merged in to the distributed
driver, but I am hoping this will eventually happen.

Frank Durda IV <uhclem@nemesis.lonestar.org>|"The Knights who say "LETNi"
or uhclem%nemesis@fw.ast.com (Fastest Route)| demand...  A WORKING PCI BOARD!!!
...letni!rwsys!nemesis!uhclem               |"A what?"
...decvax!fw.ast.com!nemesis!uhclem         |"LETNi! LETNi! LETNi!"  - 1983