mirror of
https://github.com/linuxboot/heads.git
synced 2024-12-25 07:31:07 +00:00
92 lines
3.4 KiB
Bash
Executable File
92 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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# P7 ASUS
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function printusage {
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echo "Usage: $0 -m <me_cleaner> -c <COREBOOT_DIR>"
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}
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BLOB_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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if [ "$#" -eq 0 ]; then printusage; fi
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while getopts ":m:c:" opt; do
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case $opt in
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m)
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if [ -x "$OPTARG" ]; then
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MECLEAN="$OPTARG"
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fi
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;;
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c)
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if [ -x "$OPTARG" ]; then
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COREBOOT_DIR="$OPTARG"
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fi
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;;
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esac
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done
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if [[ -z "${COREBOOT_DIR}" ]]; then
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COREBOOT_DIR="$(find "${BLOB_DIR}/../../build/x86/" -maxdepth 1 -type d -name 'coreboot-*')"
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if [[ -z "${COREBOOT_DIR}" ]]; then
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echo "ERROR: No COREBOOT_DIR variable defined, and no coreboot path found automagically."
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exit 1
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fi
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fi
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if [ -z "$MECLEAN" ]; then
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MECLEAN=`command -v $COREBOOT_DIR/util/me_cleaner/me_cleaner.py 2>&1|head -n1`
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if [ -z "$MECLEAN" ]; then
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echo "me_cleaner.py required but not found or specified with -m. Aborting."
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exit 1;
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fi
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fi
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CAP_ZIP_SHA256SUM="baf7f513227542c507e46735334663f63a0df5be9f6632d7b0f0cca5d3b9f980 P8Z77-M-PRO-ASUS-2203.zip"
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CAP_FILE_SHA256SUM="d9bf292778655d4e20f5db2154cd6a2229e42b60ce670a68d759f1dac757aaf0 P8Z77-M-PRO-ASUS-2203.CAP"
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FINAL_IFD_SHA256SUM="702570d59c11b9b70ab9d54b26ff0906a07edf15eebe63f40bcecb04b955969f ifd.bin"
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FINAL_ME_SHA256SUM="8dda1e8360fbb2da05bfcd187f6e7b8a272a67d66bc0074bbfd1410eb35e3e17 me.bin"
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ZIPURL="https://dlcdnets.asus.com/pub/ASUS/mb/LGA1155/P8Z77-M_PRO/P8Z77-M-PRO-ASUS-2203.zip"
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ZIPFILENAME=`echo $ZIPURL | sed 's/.*\///'`
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ROMFILENAME=`echo $ZIPFILENAME | sed 's/\.zip$/\.ROM/'`
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extractdir=$(mktemp -d)
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echo "### Creating temp dir $extractdir "
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cd "$extractdir"
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echo "### Downloading $ZIPURL"
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wget $ZIPURL || { echo "ERROR: wget failed $ZIPURL" && exit 1; }
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echo "### Verifying expected hash of $ZIPFILENAME"
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echo "$CAP_ZIP_SHA256SUM" | sha256sum --check || { echo "Failed sha256sum verification on downloaded binary..." && exit 1; }
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echo "### Extracting Archives"
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unzip $ZIPFILENAME || { echo "Failed unzipping $ZIPFILENAME - Tool installed on host?" && exit 1;}
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echo "### Verifying expected hash of $ROMFILENAME"
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echo "$CAP_FILE_SHA256SUM" | sha256sum --check || { echo "Failed sha256sum verification on extracted binary..." && exit 1; }
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echo "### extracing BIOS from Capsule"
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dd bs=1024 skip=2 if=P8Z77-M-PRO-ASUS-2203.CAP of=P8Z77-M-PRO-ASUS-2203.ROM || { echo "Failed to de-cap the ROM..." && exit 1; }
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echo "### Applying me_cleaner to neuter and truncate."
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$MECLEAN -S -r -t -d -O /tmp/unneeded.bin -D "ifd.bin" -M "me.bin" P8Z77-M-PRO-ASUS-2203.ROM
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if [[ "${CONFIG_ZERO_IFD_VSCC}" =~ ^(Y|y)$ ]]; then
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FINAL_IFD_SHA256SUM="092caeee117de27c0eb30587defcb6449a33c7c325b6f3c47b5a7a79670b5c3f ifd.bin"
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echo "### Modifying VSCC length and identifiers"
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printf '\x00' | dd of=ifd.bin bs=1 seek=3837 count=1 conv=notrunc
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printf '\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF' | dd of=ifd.bin bs=1 seek=3568 count=32 conv=notrunc
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echo "### Verifying expected hashes"
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else
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echo "### Skipping VSCC modification by config"
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fi
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echo "$FINAL_IFD_SHA256SUM" | sha256sum --check || { echo "Failed sha256sum verification on generated IFD bin..." && exit 1; }
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mv ifd.bin $BLOB_DIR/ifd.bin
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echo "$FINAL_ME_SHA256SUM" | sha256sum --check || { echo "Failed sha256sum verification on generated ME binary..." && exit 1; }
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mv me.bin $BLOB_DIR/me.bin
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echo "###Cleaning up..."
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cd -
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rm -r "$extractdir"
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