*BSD News Article 8984


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Newsgroups: comp.unix.bsd
Path: sserve!manuel.anu.edu.au!munnari.oz.au!spool.mu.edu!uwm.edu!caen!uunet!mcsun!Germany.EU.net!news.netmbx.de!mailgzrz.TU-Berlin.DE!math.fu-berlin.de!fub!obh.in-berlin.de!aeon.in-berlin.de!thomas
From: thomas@aeon.in-berlin.de (Thomas Wolfram)
Subject: Re: OS-BS & Codrv (was:Re: Want info on German Boot Manager thingy please)
Message-ID: <BzBuJ0.op@aeon.in-berlin.de>
Organization: Cities in Dust
References: <ricky.724300453@lindblat.cc.monash.edu.au> <6051@rosie.NeXT.COM> <veit.724405437@du9ds3> <veit.724415647@du9ds3>
Date: Wed, 16 Dec 1992 00:54:35 GMT
Lines: 47

In <veit.724415647@du9ds3> veit@du9ds3.fb9dv.uni-duisburg.de (Holger Veit) writes:

>In <veit.724405437@du9ds3> veit@du9ds3.fb9dv.uni-duisburg.de (Holger Veit) writes:

>Some addendum to a possible problem between the partition switcher OS-BS
>mentioned above and my console driver CODRV:

>(excerpt from BUGLIST.151292, only bug added since BUGLIST.011292):

>-------
>BUG 14:	The old pccons worked. Codrv hangs after showing the Copyright
>	message. I use Thomas Wolfram's "os-bs" (osbs-132/134) 
>	partition switcher.

>FIX 14:	os-bs is broken in that way that the keyboard character to be
>	entered is not correctly removed from the keyboard queue. 
>	OS-BS does not use, for some unknown reasons, BIOS Interrupt 16h, 
>	but fiddles with the keyboard controller itself. This causes a 
>	release code to be left in the keyboard queue, when a selection 
>	key is pressed. This code irriates the codrv attach routine and 
>	causes 386bsd to hang. The problem (with a different effect) also
>	occurs with OS/2 2.0 with the first keyboard request.

I know myself some installations with OS/2 and os-bs working fine.

>	Fix: This should be fixed in OS-BS, but it is unknown whether the
>	author is still available.

I'm alive!!! (I don't read this group regulary.)
But I'll try to fix it soon and make a new version 1.35.

>	The next version of codrv will address this problem for 386bsd.
>	Workarounds:
>	1. Make 386bsd the default partition, and let it timeout.
>	   The effect in other (DOS-type) OS versions is not so extreme
>	   (mostly additional character at first keyboard access). The
>	   effect on Linux or other UNIX versions is unknown.

This is no problem for Linux, Interactive, OS/2, DOS. (I've reports.)

[...]

regards,
Thomas
-- 
Thomas Wolfram, thomas@aeon.in-berlin.de
EANTC, TU Berlin, wolf@prz.tu-berlin.de, +49 030 31421294