296 lines
6.7 KiB
Bash
Executable File
296 lines
6.7 KiB
Bash
Executable File
#!/bin/bash
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# Download stuffs
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if [ "$1" == "download_code" ]; then
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# Coreboot
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if [ ! -d ./coreboot ]; then
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printf "Downloading Coreboot\n"
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git clone --recursive http://review.coreboot.org/coreboot.git ./coreboot
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else
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printf "Coreboot repository is already present\n"
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fi
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# GRUB
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if [ ! -d ./grub ]; then
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printf "Downloading GRUB\n"
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git clone git://git.savannah.gnu.org/grub.git ./grub
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# Checkout this specific version
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cd ./grub
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git checkout "tags/2.02"
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cd ..
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else
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printf "GRUB repository is already present\n"
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fi
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# me_cleaner
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if [ ! -d ./me_cleaner ]; then
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printf "Downloading me_cleaner\n"
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git clone https://github.com/corna/me_cleaner.git ./me_cleaner
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else
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printf "me_cleaner repository is already present\n"
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fi
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# Build Coreboot Utilities
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elif [ "$1" == "build_utils" ]; then
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if [ ! -d "coreboot/.git" ]; then
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printf "No Coreboot repository found in coreboot/\nDownload the code first\n"
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exit 1
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fi
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# Build ifdtool for stock BIOS splitting
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cd coreboot/util/ifdtool
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make -j${nproc}
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cd ../../../
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# Build cbfstool for managing Coreboot's filesystem
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cd coreboot/util/cbfstool
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make -j${nproc}
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cd ../../../
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# Split the stock rom and organize the parts
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elif [ "$1" == "split_bios" ]; then
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if [ ! -f "binaries/bios.bin" ]; then
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printf "No stock bios (bios.bin) file found in binaries/\n"
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exit 1
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fi
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if [ ! -f "coreboot/util/ifdtool/ifdtool" ]; then
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printf "No ifdtool present, build the Coreboot utils first\n"
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exit 1
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fi
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cd binaries/
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../coreboot/util/ifdtool/ifdtool -x bios.bin
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mv flashregion_0_flashdescriptor.bin descriptor.bin
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rm flashregion_1_bios.bin
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mv flashregion_2_intel_me.bin me.bin
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mv flashregion_3_gbe.bin gbe.bin
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cd ..
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# Neuter Intel ME
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elif [ "$1" == "neuter_me" ]; then
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if [ ! -f "binaries/me.bin" ]; then
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printf "No Intel ME (me.bin) binary found in binaries/\n"
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exit 1
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fi
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cp binaries/me.bin binaries/me_neutered.bin
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python3 me_cleaner/me_cleaner.py binaries/me_neutered.bin
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# Prepare Coreboot for compilation
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elif [ "$1" == "pre_build_coreboot" ]; then
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# Copy the config
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cp "config/coreboot.config" coreboot/.config
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# Goto the Coreboot directory
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cd coreboot
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# Build toolchain
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make crossgcc-i386 CPUS=${nproc} -b
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# Build IASL
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make -j${nproc} iasl
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# Get back
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cd ..
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# Build Coreboot
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elif [ "$1" == "build_coreboot" ]; then
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# Goto the coreboot directory
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cd coreboot
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# Clean last build
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make clean
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rm ../out/coreboot.rom
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# Just make
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make -j${nproc} || make -j${nproc}
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# Exit if failed
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if [ $? -ne 0 ]; then
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printf "Failed to build Coreboot.\nExiting...\n"
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exit 1
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fi
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# Get back
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cd ..
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# Copy the resulting binary to a more accessible folder
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if [ ! -d out/ ]; then mkdir out/; fi
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mv coreboot/build/coreboot.rom out/coreboot.rom
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# Build GRUB
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elif [ "$1" == "build_grub" ]; then
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# Check if the GRUB code is present
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if [ ! -d "grub/.git" ]; then
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printf "No GRUB repository found in grub/\nDownload the code first\n"
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exit 1
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fi
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# Change title just for goofs
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sed -i "s/_(\"GNU GRUB version %s\"), PACKAGE_VERSION/\"COREBOOT\"/g" grub/grub-core/normal/main.c
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# Copy the config
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cp "config/grub.config" "grub/.config"
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# Clean last build
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cd grub
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make clean
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cd ..
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# Build GRUB
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cd grub
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./autogen.sh
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./configure --with-platform=coreboot --disable-werror
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make -j${nproc}
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cd ..
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# Assemble the GRUB payload
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elif [ "$1" == "assemble_grub" ]; then
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printf "Assembling the GRUB payload\n"
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# Load modules config
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source "config/grub_modules.conf"
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# Assemble GRUB
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grub/grub-mkstandalone \
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--grub-mkimage="grub/grub-mkimage" \
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-O i386-coreboot \
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-o "out/grub.elf" \
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-d "grub/grub-core/" \
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--fonts= --themes= --locales= \
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--modules="${grub_modules}" \
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--install-modules="${grub_install_modules}" \
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/boot/grub/grub.cfg="config/grub_memdisk.cfg" \
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/dejavusansmono.pf2="misc/dejavusansmono_24bold.pf2" \
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/boot/grub/layouts/usqwerty.gkb="misc/usqwerty.gkb"
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# Configure SeaBIOS to chainload with GRUB
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elif [ "$1" == "config_seabios" ]; then
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printf "Configure SeaBIOS\n"
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if [ ! -f "out/coreboot.rom" ]; then
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printf "No Coreboot image found.\nBuild Coreboot first.\n"
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exit 1
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fi
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# Set GRUB as the default boot device
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printf "/rom@img/grub2\n" > "out/bootorder"
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" add -f "out/bootorder" -n bootorder -t raw
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rm -f "out/bootorder"
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# Hide SeaBIOS
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" add-int -i 0 -n etc/show-boot-menu
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# Don't load anything else
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" add-int -i 0 -n etc/pci-optionrom-exec
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# Print the contents of the CBFS volume
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" print
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# Install and config GRUB
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elif [ "$1" == "install_grub" ]; then
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printf "Install GRUB in the CBFS volume\n"
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if [ ! -f "out/coreboot.rom" ]; then
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printf "No Coreboot image found.\nBuild Coreboot first.\n"
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exit 1
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fi
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# Compress and add GRUB payload
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" add-payload -c lzma -f "out/grub.elf" -n img/grub2 && rm "out/grub.elf"
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# Add grub.cfg
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" add -f "config/grub.cfg" -n grub.cfg -t raw
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# Print the contents of the CBFS volume
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coreboot/util/cbfstool/cbfstool "out/coreboot.rom" print
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# Flashing activities
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elif [ "$1" == "flash" ]; then
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# Define which programmer to use
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case "$3" in
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# Internal
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"internal" )
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programmer="internal:laptop=force_I_want_a_brick"
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;;
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# Raspberry Pi
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"rpi" )
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programmer="linux_spi:dev=/dev/spidev0.0"
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;;
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# Arduino Boards with Xu2 USB chips
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"u2" )
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programmer="serprog:dev=/dev/ttyACM0:115200"
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;;
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# Arduino Boards with FTDI USB chips
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"ftdi" )
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programmer="serprog:dev=/dev/ttyUSB0:2000000"
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;;
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# Exit if no programmer is specified
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* )
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printf "You must specify the programmer\n"
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exit 1
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;;
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esac
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# Write to the flash chip
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if [ "$2" == "write" ]; then
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# Exit if Coreboot hasn't been successfully compiled yet
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if [ ! -f "out/coreboot.rom" ]; then
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printf "Build Coreboot first\n"
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exit 1
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fi
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flashrom -p $programmer -w "out/coreboot.rom"
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# Do consecutive reads of the flash chip and compare them
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elif [ "$2" == "read" ]; then
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mkdir binaries/reads
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for i in {1..5}; do
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flashrom -p $programmer -r "binaries/reads/bios$i.bin"
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md5sum "binaries/reads/*.bin"
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done
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# Check if the flash chip is detected
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elif [ "$2" == "check" ]; then
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flashrom -p $programmer
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fi
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# Exit if no operation is specified
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else
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printf "No operation specified\n"
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exit 1
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fi
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