X-Authentication-Warning: delorie.com: mail set sender to djgpp-bounces using -f Message-ID: <003801c48c50$b9ce64c0$a501a8c0@p5q1g9> From: "Josep M. Rams" To: Subject: file system library Date: Fri, 27 Aug 2004 18:12:55 +0200 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0035_01C48C61.797A6FC0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 X-MailScanner-Information: Please contact the ISP for more information X-MailScanner: Found to be clean Reply-To: djgpp AT delorie DOT com This is a multi-part message in MIME format. ------=_NextPart_000_0035_01C48C61.797A6FC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I am using a DOS based real time system to do control tasks. I use DOS = and BIOS calls to access HDD. If you use Int 9, you don`t call disk = services from real time tasks, and deshabilites smartdrv, causes HDD = services don't stops real time tasks. My interrupt latency is 0,5 ms. ------=_NextPart_000_0035_01C48C61.797A6FC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

I am using a DOS based real time = system to do=20 control tasks. I use DOS and BIOS calls to access HDD. If you use = Int=20 9, you don`t call disk services from real time tasks, and = deshabilites=20 smartdrv, causes HDD services don't stops real time tasks. My interrupt=20 latency is 0,5 ms.

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