From: Stas Sergeev <stsp@list.ru>
To: "Greifzu, Harald" <Greifzu@schmoll-maschinen.de>
Cc: "linux-msdos@vger.kernel.org" <linux-msdos@vger.kernel.org>
Subject: Re: dosemu bios alarm register
Date: Wed, 19 Sep 2012 00:27:40 +0400 [thread overview]
Message-ID: <5058D93C.9090006@list.ru> (raw)
In-Reply-To: <38B845E4E274DB4986099C28DB28DA173F2F9D8CF7@SMMAIL001>
18.09.2012 13:58, Greifzu, Harald пишет:
> Hello,
>
> i use dosemu to run a very old dos program. One feature of this program is that it writes 3Byte into the bios alarm register (70h1,3,5 71h). So with original dos these bytes will be still aviable after restart the computer.
> If i close dosemu and start it again these bytes are deleted (00). With the debug i can write like this example :
>
> -o70 1
> -o71 11
>
> -o70 3
> -o71 33
>
> -o70 5
> -o71 55
>
> and read
>
> -o70 1
> -i71
>
> -o70 3
> -i71
>
> -o70 5
> -i71
> Is there a possibility that the dosemu did not delete these bytes (dosemu.conf ?)?
Write a bat file that will upload your values before
starting your program, and after program exits it will save them
to file.
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prev parent reply other threads:[~2012-09-18 20:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-18 9:58 dosemu bios alarm register Greifzu, Harald
2012-09-18 20:27 ` Stas Sergeev [this message]
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