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| -rw-r--r-- | src/cpu/intel/microcode/update-microcodes.sh | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/cpu/intel/microcode/update-microcodes.sh b/src/cpu/intel/microcode/update-microcodes.sh new file mode 100644 index 0000000000..61a673679b --- /dev/null +++ b/src/cpu/intel/microcode/update-microcodes.sh @@ -0,0 +1,107 @@ +#!/bin/bash +# +# This file is part of the coreboot project. +# +# Copyright (C) 2007-2010 coresystems GmbH +# +# 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 +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# + +MICROCODE_VERSION=20100209 +MICROCODE_ARCHIVE=microcode-$MICROCODE_VERSION.tgz +MICROCODE_FILE=microcode-$MICROCODE_VERSION.dat +INTEL_MICROCODE=http://downloadmirror.intel.com/18683/eng/$MICROCODE_ARCHIVE + +# +# Getting Intel(R) Microcode +# + +get_microcode() { + printf "Getting microcode...\n" + wget -nv $INTEL_MICROCODE + tar xzf $MICROCODE_ARCHIVE +} + +# +# Creating separate files per microcode +# + +separate_microcode() { + printf "Separating microcode...\n" + csplit -s -n4 -k microcode-20100209.dat '/^\/\*.*\.inc.*\*\//' '{500}' 2> /dev/null + mv xx0000 header.inc + perl -pi -e 's,\ \ \ \ \ \ \ ,\ ,' header.inc + perl -pi -e 's,^,/,g' header.inc + perl -pi -e 's,^//\*,/\*,' header.inc + for i in xx????; do + name="`head -1 $i`" + name=${name%??} + name=${name:2} + name=$( echo $name ) + name=microcode-${name%.inc}.h + cat header.inc $i > $name + done + rm -f xx???? header.inc +} + +# +# Dump CPUIDs from all separated files +# + +dump_cpuids() { + ls -1 microcode-*.h | while read F; do + CPUID="$( echo $( head -36 $F |tail -1|cut -d, -f4|sed s,0x,, ) | sed 's/0*//')" + echo "$CPUID:$F" + done +} + +# +# Move microcode to target positions +# + +move_microcode() { + printf "Moving microcode...\n" + dump_cpuids | sort | while read N; do + ID=$( echo $N | cut -d: -f1 ) + F=$( echo $N | cut -d: -f2 ) + + if [ -d ../model_$ID ]; then + echo "Model: $ID Microcode: $F" + mv $F ../model_$ID/$F + else + ID2=${ID%?}x + if [ -d ../model_$ID2 ]; then + echo "Model: $ID($ID2) Microcode: $F (copied)" + mv $F ../model_$ID2/$F + else + ID1=${ID%??}xx + if [ -d ../model_$ID1 ]; then + echo "Model: $ID($ID1) Microcode: $F (copied)" + mv $F ../model_$ID1/$F + else + echo "Model: $ID Microcode: $F (erased)" + rm -f $F + fi + fi + fi + done +} + +get_microcode +separate_microcode +move_microcode + +rm -f $MICROCODE_ARCHIVE +rm -f $MICROCODE_FILE + |