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#!/bin/bash
# helper script: downloads coreboot and patches/deblobs it
#
# Copyright (C) 2014, 2015 Francis Rowe <info@gluglug.org.uk>
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <http://www.gnu.org/licenses/>.
#
# This script assumes that the working directory is the
# root of libreboot_src or libreboot git.
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
printf "Downloading coreboot, patching coreboot and deblobbing coreboot\n"
# This grabs current base used, and applies patches
# This is also used to run the deblob scripts.
# Remove the old version that may exist
# ------------------------------------------------------------------------------
rm -Rf coreboot
# Get latest coreboot:
# ------------------------------------------------------------------------------
# download it using git
git clone http://review.coreboot.org/coreboot
# there are modifications required
cd coreboot/
# reset to previously tested revision
git reset --hard e19c8b0091022ae3f490601aed0c290cd5171b79
# Get patches from review.coreboot.org
# ------------------------------------------------------------------------------
# ----
printf "Downloading patches for T400 (hybrid graphics and other fixes)"
# git fetch http://review.coreboot.org/coreboot refs/changes/31/9331/7 && git checkout FETCH_HEAD
git am ../resources/libreboot/patch/0001-src-southbridge-intel-i82801ix-Add-GPIO-register-loc.patch
git am ../resources/libreboot/patch/0002-northbridge-intel-gm45-gma-Add-backlight-control-reg.patch
git am ../resources/libreboot/patch/0003-northbridge-intel-gm45-gma-Minor-cleanup.patch
git am ../resources/libreboot/patch/0004-southbridge-intel-common-spi-Add-Flash-lockdown-opti.patch
git am ../resources/libreboot/patch/0005-mainboard-lenovo-x200-Use-defines-from-southbridge-f.patch
git am ../resources/libreboot/patch/0006-mainboard-lenovo-x200-Add-power_on_after_fail-NVRAM-.patch
git am ../resources/libreboot/patch/0007-mainboards-lenovo-Copy-X200-board-to-T400-for-future.patch
git am ../resources/libreboot/patch/0008-mainboards-lenovo-t400-Enable-serial-debug-option-fo.patch
git am ../resources/libreboot/patch/0009-mainboard-lenovo-t400-Add-initial-hybrid-graphics-su.patch
git am ../resources/libreboot/patch/0010-mainboard-lenovo-t400-Add-initial-ATPX-ACPI-implemen.patch
git am ../resources/libreboot/patch/0011-mainboard-lenovo-t400-Increase-backlight-frequency-t.patch
# Downloads these patches:
# http://review.coreboot.org/#/c/9318/
# http://review.coreboot.org/#/c/9330/
# http://review.coreboot.org/#/c/9329/
# http://review.coreboot.org/#/c/9370/
# http://review.coreboot.org/#/c/9321/
# http://review.coreboot.org/#/c/9332/
# http://review.coreboot.org/#/c/9316
# http://review.coreboot.org/#/c/9317/
# http://review.coreboot.org/#/c/9319
# http://review.coreboot.org/#/c/9320/
# http://review.coreboot.org/#/c/9331/
# Related - hard-code enable integrated-only GPU (GM45):
# git fetch http://review.coreboot.org/coreboot refs/changes/90/10090/2 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0012-NOTFORMERGE-lenovo-t400-hard-code-enable-integrated-.patch
# ----
printf "Text mode patch for X60 native graphics (main patch already merged in coreboot. See 6723 on coreboot gerrit)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/25/6725/3 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0013-lenovo-x60-Enable-text-mode-native-gfx-init.patch
printf "lenovo/x60: Enable legacy brightness controls (native graphics)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/48/7048/4 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0014-lenovo-x60-Enable-legacy-brightness-controls-native-.patch
printf "Enable T60 native graphics\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/45/5345/9 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0015-lenovo-t60-Enable-native-intel-gfx-init.patch
printf "Enable text-mode graphics for T60\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/50/7050/2 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0016-lenovo-t60-Enable-text-mode-native-gfx-init.patch
printf "lenovo/t60: Enable legacy brightness controls (native graphics)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/51/7051/1 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0017-lenovo-t60-Enable-legacy-brightness-controls-native-.patch
printf "ec/lenovo/h8: permanently enable wifi/trackpoint/touchpad/bluetooth/wwan\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/58/7058/7 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0018-NOTFORMERGE-ec-lenovo-h8-wlan-trackpoint-touchpad-bl.patch
# printf "i945: permanently set tft_brightness to 0xff. this fixes the issue with X60 and 'scrolling' backlight\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/61/7561/2 && git cherry-pick FETCH_HEAD
# The patch was accidentally merged in coreboot. See
# http://review.coreboot.org/#/c/8697/ for the revert commit. rebase 7561 and re-include it in
# libreboot, once 8697 is merged in coreboot.
printf "northbridge/gm45/raminit.c: enable GS45 high-perf (i.e. add X200S support to libreboot)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/86/7786/1 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0019-NOTFORMERGE-northbridge-gm45-raminit.c-enable-GS45-h.patch
printf "fix uneven backlight on X200 (when setting brightness low)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/79/7979/1 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0020-gm45-fix-uneven-backlight-native-gfx-init.patch
printf "ThinkPad R400 support (clone of the T400)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/93/8393/3 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0021-lenovo-r400-Add-clone-of-Lenovo-T400.patch
printf "ThinkPad T500 (depends on T400 patch)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/81/9181/2 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0022-New-mainboard-Lenovo-T500.patch
# BACKPORTED
# This was merged in master, but this is an older revision. For now, simply backport it (X200 digitizer patch)
printf "ThinkPad X200 Tablet digitizer patch (backported)\n"
# git fetch http://review.coreboot.org/coreboot refs/changes/08/10208/4 && git cherry-pick FETCH_HEAD
git am ../resources/libreboot/patch/0023-lenovo-x200-Enable-wacom-digitizer-support-for-x200t.patch
# Run coreboot-libre deblob scripts
# ------------------------------------------------------------------------------
printf "Deleting .git* in coreboot/ (history inside .git contains the blobs that were deleted)\n"
rm -Rf .git
rm -f .gitreview
rm -f .gitmodules
rm -f .gitignore
cd ../
printf "Deblobbing coreboot\n"
./resources/utilities/coreboot-libre/deblob
# Delete the unused parts of coreboot-libre
./build trim coreboot
printf "\n\n"
# ------------------- DONE ----------------------
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