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lm-sensors/prog/hotplug/unhide_ICH_SMBus
T
2007-01-06 22:18:39 +00:00

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#!/bin/bash
# (C) Rudolf Marek <r.marek@assembler.cz>,
# Jean Delvare <khali@linux-fr.org>
#
# Thanks Jean Delvare and Oliver Dreier <oliver@dinux.de> for testing.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# as published by the Free Software Foundation
pcibus="/sys/bus/pci/slots/"
device="00:1f"
intel=`lspci -n -s $device.0 | grep 8086`
if [ -z "$intel" ] ; then
echo "Not for your chipset - Intel (ICH) only"
exit 255;
fi
modprobe fakephp &> /dev/null
if [ ! -d "$pcibus" ] ; then
echo "You need the fake PCI hotplug driver! (fakephp.ko and 2.6 kernel)"
exit 255;
fi
echo "Enabling SMBus PCI device ..."
newval=$( printf '%x' $((0x$(setpci -s $device.0 f2.w) & 0xfff7)))
setpci -s $device.0 f2.w=$newval
echo "Rescanning the bus ..."
echo 1 > $pcibus/0000:$device.0/power 2>/dev/null
if [ ! -d "$pcibus/0000:$device.3" ] ; then
echo "Failed to enable the SMBUS"
exit 253;
fi
echo "Done, loading i2c-i801 ..."
modprobe i2c-i801 &> /dev/null