From owner-freebsd-hackers  Sun Apr 27 02:38:49 1997
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Date: Sun, 27 Apr 1997 19:32:42 +1000
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199704270932.TAA03542@godzilla.zeta.org.au>
To: dada@sbox.tu-graz.ac.at, hackers@hub.freebsd.org
Subject: Re: sysctl -A
Sender: owner-hackers@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk

>in my rc.local right after starting xdm. So securelevel is raised after
>X got it's write access to VGA memory (which securelevel > 0 would
>prohibit).

Securelevel > 1 wouldn't prevent access to VGA memory.  It prevents
access to non-VGA memory (e.g., specially mapped frame buffers) and
(in -current) to i/o ports.

Bruce