mirror of
https://github.com/hamishcoleman/thinkpad-ec
synced 2024-11-09 19:11:05 +00:00
81 lines
2.1 KiB
Makefile
81 lines
2.1 KiB
Makefile
#
|
|
# Infrastructure to manage patching thinkpad EC firmware
|
|
#
|
|
# Copyright (C) 2016 Hamish Coleman
|
|
#
|
|
|
|
all:
|
|
false
|
|
|
|
#
|
|
# Radare didnt seem to let me specify the direcrory to store the project file,
|
|
# so this target hacks around that
|
|
#
|
|
install.radare.projects:
|
|
mkdir -p ~/.config/radare2/projects/x220.8DHT34WW.d
|
|
cp -fs $(PWD)/radare/x220.8DHT34WW ~/.config/radare2/projects
|
|
mkdir -p ~/.config/radare2/projects/x230.G2HT35WW.d
|
|
cp -fs $(PWD)/radare/x230.G2HT35WW ~/.config/radare2/projects
|
|
mkdir -p ~/.config/radare2/projects/t430s.G7HT39WW.d
|
|
cp -fs $(PWD)/radare/t430s.G7HT39WW ~/.config/radare2/projects
|
|
|
|
#
|
|
# Download any ISO image that we have a checksum for
|
|
# NOTE: makes an assumption about the Lenovo URL not changing
|
|
%.iso.orig: %.iso.orig.sha1
|
|
wget -O $@ https://download.lenovo.com/pccbbs/mobiles/$(basename $@)
|
|
sha1sum -c $<
|
|
touch $@
|
|
|
|
# Generate all the orig images so that we can diff against them later
|
|
|
|
# a the generic binary extractor
|
|
%.orig: %.slice slice.extract
|
|
./slice.extract $< $@
|
|
|
|
%.img.orig: %.img.enc.orig %.img.orig.sha1 mec-tools/mec_encrypt
|
|
mec-tools/mec_encrypt -d $< >$@
|
|
sha1sum -c $@.sha1
|
|
|
|
# a generic encryptor
|
|
%.img.enc: %.img xx30.encrypt
|
|
./xx30.encrypt $< $@
|
|
|
|
# TODO
|
|
# - if we ever get generic extraction or encryption for more than
|
|
# just the Xx30 series, these generic rules will need to be reworked
|
|
|
|
# keep intermediate files
|
|
.PRECIOUS: %.img.orig
|
|
|
|
# Generate a working file with any known patches applied
|
|
%.img: %.img.orig
|
|
cp --reflink=auto $< $@
|
|
./hexpatch.pl $@ $@.d/*.patch
|
|
|
|
# if you want to work on more patches, you probably want the pre-patched ver
|
|
%.img.prepatch: %.img.orig
|
|
cp --reflink=auto $< $(basename $<)
|
|
|
|
%.hex: %
|
|
hd -v $< >$@
|
|
|
|
# Generate a patch report
|
|
%.diff: %.hex %.orig.hex
|
|
-diff -u $(basename $@).orig.hex $(basename $@).hex >$@
|
|
cat $@
|
|
|
|
mec-tools/Makefile:
|
|
git submodule update --init --remote
|
|
|
|
mec-tools/mec_encrypt: mec-tools/Makefile
|
|
make -C mec-tools
|
|
|
|
#
|
|
# TODO:
|
|
# - most of these dependancies could be automatically calculated
|
|
x220.8DHT34WW.img.enc.slice: 8duj27us.iso.orig
|
|
x230.G2HT35WW.img.enc.slice: g2uj23us.iso.orig
|
|
t430.G1HT35WW.img.enc.slice: g1uj38us.iso.orig
|
|
t430s.G7HT39WW.img.enc.slice: g7uj18us.iso.orig
|