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| From: | "philippe meynard" <philippe DOT meynard AT vendeeconcept DOT com> |
| Newsgroups: | comp.os.msdos.djgpp |
| Subject: | Re: file system library |
| Date: | Fri, 3 Sep 2004 14:08:05 +0200 |
| Organization: | Guest of France Telecom's news reading service |
| Lines: | 57 |
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This is a multi-part message in MIME format. ------=_NextPart_000_0011_01C491BF.6E9B9E90 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable in fact the probleme is when you call a BIOS call , we return in real = mode and I don't want that. "Josep M. Rams" <josepmaria AT turomas DOT com> a =E9crit dans le message de = news: 003801c48c50$b9ce64c0$a501a8c0 AT p5q1g9... 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_0011_01C491BF.6E9B9E90 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=3DContent-Type content=3D"text/html; = charset=3Diso-8859-1"> <META content=3D"MSHTML 6.00.2800.1106" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT face=3DArial size=3D2>in fact the probleme is when you call a = BIOS call ,=20 we return in real mode and I don't want that.</FONT></DIV> <BLOCKQUOTE dir=3Dltr=20 style=3D"PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV>"Josep M. Rams" <<A=20 href=3D"mailto:josepmaria AT turomas DOT com">josepmaria AT turomas DOT com</A>> = a =E9crit=20 dans le message de news: <A=20 = href=3D"mailto:003801c48c50$b9ce64c0$a501a8c0 AT p5q1g9">003801c48c50$b9ce64= c0$a501a8c0 AT p5q1g9</A>...</DIV> <DIV><FONT face=3DArial size=3D2>I am using a DOS based real = time system to=20 do 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.</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV> </DIV></BLOCKQUOTE></BODY></HTML> ------=_NextPart_000_0011_01C491BF.6E9B9E90--
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