Mail Archives: djgpp-workers/1996/09/26/23:00:46
Date: | Thu, 26 Sep 1996 22:59:36 -0400
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From: | dj (DJ Delorie)
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Message-Id: | <199609270259.WAA08507@delorie.com>
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To: | grendel AT ananke DOT amu DOT edu DOT pl
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CC: | djgpp-workers AT delorie DOT com
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In-reply-to: | <Pine.NEB.3.95.960926144902.22355C-100000@ananke.amu.edu.pl> (message from Mark Habersack on Thu, 26 Sep 1996 14:58:30 +0200 (MET DST))
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Subject: | Re: biosdisk()
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> This patch allows biosdisk() to read more that 18 sectors at once. I see no
> reason to put such a restriction. There might be only two things that may
> cause this modified version to go into trouble:
> (1) old BIOSes do not support cross-tracks reads. However, AFAIK, this is
> true for machines with BIOS (AMI) from 1991 and older.
> (2) DMA transfer buffer cannot exceed 64 KB. Most modern disk drives do not
> use DMA at all so it is not a problem. I have successfully read 200
> sectors at once on following machines:
I think this one will wait until after 2.01. I know *my* pc can't
handle more than 18 floppy sectors at a time.
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