Mail Archives: djgpp/2004/06/10/17:15:59

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From: Hans-Bernhard Broeker <broeker AT physik DOT rwth-aachen DOT de>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Troubles with hard interrupts aand HDD
Date: 10 Jun 2004 21:04:26 GMT
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References: <001701c44ed6$30907d40$0d01a8c0 AT josepmariaxp> <200406101615 DOT 35163 DOT pavenis AT latnet DOT lv> <000e01c44ef4$7d941520$0d01a8c0 AT josepmariaxp>
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To: djgpp AT delorie DOT com
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Reply-To: djgpp AT delorie DOT com

turomas <josepmaria AT turomas DOT com> wrote:
> I have caugth HDD interrupt and I put there my own interrupt wich calls HDD
> interrupt. I can see that delay comes when HDD interrupt has finished, and
> only with smartdrv installed. 

Well, then: turn smartdrv off.  Or disable the entire harddrive
completely.  Your latency requirements are a rather tough call for an
ordinary PC running DOS, without low-level drivers and buffering to
ease things up a bit.

Hans-Bernhard Broeker (broeker AT physik DOT rwth-aachen DOT de)
Even if all the snow were burnt, ashes would remain.

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