/boot/make-amd-ucode.sh

make-amd-ucode.sh

#!/bin/bash

set -e

cd -- /boot
rm -vf -- amd-ucode.img.new
rm -vRf -- amd-ucode-work
mkdir -v -- amd-ucode-work
cd -- amd-ucode-work
mkdir -v -- kernel kernel/x86 kernel/x86/microcode
cat -- /usr/lib/firmware/amd-ucode/microcode_amd*.bin >kernel/x86/microcode/AuthenticAMD.bin
echo created AuthenticAMD.bin
find . -type f -print0 | cpio -o -H newc -0 >../amd-ucode.img.new
echo created amd-ucode.img.new
cd ..
rm -vRf -- amd-ucode-work

mv -v -- amd-ucode.img.new amd-ucode.img

true