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#!/bin/sh
# usage: bitdepth.sh driver logfile [stdout]
# Copyright (C) 2005 Canonical Ltd.
# Author: Daniel Stone <daniel.stone@ubuntu.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License with
# the Debian GNU/Linux distribution in file /usr/share/common-licenses/GPL;
# if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307 USA
#
# On Debian systems, the complete text of the GNU General Public
# License, version 2, can be found in /usr/share/common-licenses/GPL-2.
DRIVER="$1"
LOGFILE="$2"
# stdout is, for now, unused
STDOUT="$3"
if [ -z "$DRIVER" -o -z "$LOGFILE" ]; then
echo "Driver name and logfile must be specified on the command line."
exit 1
fi
if [ "$DRIVER" = "i810" ]; then
if egrep -q "\(EE\) I810\(.*\): No Video BIOS modes for chosen depth." \
"$LOGFILE"; then
# broken bios! word. if we don't have any 24bpp modes, just hope like
# hell that 16bpp will work; some vendors ship bioses without 24bpp modes
# in their vesa mode table. but sometimes this means we need to go to 32.
FORCEDEPTH=16
fi
else
exit 1
fi
if [ -n "$FORCEDEPTH" ]; then
echo $FORCEDEPTH
fi
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