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Date: Fri, 12 Sep 1997 08:50:01 -0700 (PDT)
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From: Tor Egge <Tor.Egge@idi.ntnu.no>
Subject: Re: kern/4486: ahc(4) in RELENG_2_2 can't do kernel core dumps
Reply-To: Tor Egge <Tor.Egge@idi.ntnu.no>
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The following reply was made to PR kern/4486; it has been noted by GNATS.

From: Tor Egge <Tor.Egge@idi.ntnu.no>
To: j@uriah.heep.sax.de
Cc: FreeBSD-gnats-submit@FreeBSD.ORG
Subject: Re: kern/4486: ahc(4) in RELENG_2_2 can't do kernel core dumps
Date: Fri, 12 Sep 1997 17:49:30 +0200

 I wrote:
 
 > Some S3 cards does not like accesses to the monocrome 
 > video memory address region (starting at memory address 0xb8000),
 > and the memory dump hangs when dumping that region.
 
 Correction:
 
 	0xb8000 is the start of the CGA/EGA/VGA/SVGA video memory. (text mode)
 	0xb0000 is the start of the MGA video memory.
 
 Thus, the memory dump hangs when trying to accessing video memory.
 
 - Tor Egge