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Date:      Thu, 30 Mar 1995 18:09:44 +1000
From:      Bruce Evans <bde@zeta.org.au>
To:        ache@astral.msk.su, sos@login.dknet.dk
Cc:        CVS-commiters@freefall.cdrom.com, cvs-sys@freefall.cdrom.com, sos@freefall.cdrom.com
Subject:   Re: cvs commit: src/sys/i386/isa syscons.c syscons.h
Message-ID:  <199503300809.SAA01753@godzilla.zeta.org.au>

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>well, on some ancient VGA's the are problems with reading the
>cursor shape (had lots of reports on that before), so thats why
>I can take a look on a genuine VGA and see what they uses as
>default though (it should be fairly standard).

Ancienter CGAs, MGAs and EGAs certainly don't have a readable
cursor shape so console drivers can't depend on reading it.
The scan lines can be read from BIOS memory or with a BIOS call.

Bruce



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