From owner-freebsd-hackers  Thu Sep 14 22:18:47 1995
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Subject: Re: Does FreeBSD suffer from the Intel RZ1000 IDE bug?
To: roberto@keltia.freenix.fr (Ollivier Robert)
Date: Thu, 14 Sep 1995 22:18:45 -0700 (PDT)
Cc: jehamby@lightside.com, R.L.Hesketh@ukc.ac.uk, hackers@freebsd.org,
        questions@freebsd.org
In-Reply-To: <199509141835.UAA26725@keltia.Freenix.FR> from "Ollivier Robert" at Sep 14, 95 08:35:49 pm
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In reply to Ollivier Robert who wrote:
> 
> It seems that Jake Hamby said:
> > This is DEFINITELY something for the FreeBSD team to verify (maybe even 
> > before 2.1.0 is released)!  This IDE bug often causes the last 32 bits of 
> > data transfer to get mangled, especially if there is some other DMA 
> 
> To my knowledge it only affect E-IDE drivers not IDE ones so for the moment
> as  we do not support E-IDE  this is not a  concern. It is probably one for
> S_ren as he's writing the E-IDE driver :-)

And I know of the problem :) 
By the way there isn't much point in using DMA on the IDE interface
anyway, so I simply don't use it...


-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Soren Schmidt  (sos@FreeBSD.org | sos@login.dknet.dk)  FreeBSD Core Team
               So much code to hack -- so little time