On 16.01.2009 21:03 Uhr, Myles Watson wrote:
> What's the best way to extract all the ACPI tables from a system to
> use with Coreboot? /proc/acpi only seems to have a couple of them.
>
I've been using the following script I wrote.It uses acpidump and a
recent version of iasl
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#!/bin/bash
rm -rf out
mkdir out
# walk through all ACPI tables with their addresses
# example:
# RSDT @ 0xcf6794ba
# we can not just dump the tables by their names because some
# machines have double ACPI tables
acpidump | grep "@ 0x" | while read line
do
NAME=$( echo `echo $line|cut -f1 -...@` )
FNAME=$( echo $NAME | sed s/\ /_/g |sed s/\!/b/g )
ADDR=$( echo `echo $line|cut -f2 -...@` )
if [ "${!FNAME}" == "" ]; then
eval $FNAME=0
else
eval $FNAME=$(( ${!FNAME} + 1 ))
fi
printf "Processing table \"$NAME\" at $ADDR ... "
printf "${!FNAME} tables of that kind found before.\n"
# acpidump -s ${!FNAME} --table "$NAME" > out/$FNAME-$ADDR-${!FNAME}.txt
acpidump -b -s ${!FNAME} --table "$NAME" > out/$FNAME-$ADDR-${!FNAME}.bin
if [ "`file -b out/$FNAME-$ADDR-${!FNAME}.bin`" != "ASCII text" ]; then
iasl -d out/$FNAME-$ADDR-${!FNAME}.bin &>/dev/null
else
printf "Skipping $NAME because it was not dumped correctly.\n\n"
fi
done
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