nixpkgs/pkgs/os-specific/linux/microcode/intel.nix
2022-04-11 12:58:44 -05:00

35 lines
1.0 KiB
Nix

{ lib, stdenv, fetchFromGitHub, libarchive, iucode-tool }:
stdenv.mkDerivation rec {
pname = "microcode-intel";
version = "20220207";
src = fetchFromGitHub {
owner = "intel";
repo = "Intel-Linux-Processor-Microcode-Data-Files";
rev = "microcode-${version}";
sha256 = "sha256-yNHYAf8AX8C8iSaFWa6u7knUryaUgvI6nIH9jkD4jjw=";
};
nativeBuildInputs = [ iucode-tool libarchive ];
installPhase = ''
runHook preInstall
mkdir -p $out kernel/x86/microcode
iucode_tool -w kernel/x86/microcode/GenuineIntel.bin intel-ucode/
touch -d @$SOURCE_DATE_EPOCH kernel/x86/microcode/GenuineIntel.bin
echo kernel/x86/microcode/GenuineIntel.bin | bsdtar --uid 0 --gid 0 -cnf - -T - | bsdtar --null -cf - --format=newc @- > $out/intel-ucode.img
runHook postInstall
'';
meta = with lib; {
homepage = "http://www.intel.com/";
description = "Microcode for Intel processors";
license = licenses.unfreeRedistributableFirmware;
platforms = platforms.linux;
maintainers = with maintainers; [ ];
};
}