35 lines
1.1 KiB
Nix
35 lines
1.1 KiB
Nix
{ lib, stdenv, fetchFromGitHub, libarchive, iucode-tool }:
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stdenv.mkDerivation rec {
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pname = "microcode-intel";
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version = "20240531";
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src = fetchFromGitHub {
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owner = "intel";
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repo = "Intel-Linux-Processor-Microcode-Data-Files";
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rev = "microcode-${version}";
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hash = "sha256-64vcEc3UiiV5Rg4Eh3Wsi/WSCj5DbjvZBzKLr7EgNOU=";
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};
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nativeBuildInputs = [ iucode-tool libarchive ];
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installPhase = ''
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runHook preInstall
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mkdir -p $out kernel/x86/microcode
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iucode_tool -w kernel/x86/microcode/GenuineIntel.bin intel-ucode/
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touch -d @$SOURCE_DATE_EPOCH kernel/x86/microcode/GenuineIntel.bin
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echo kernel/x86/microcode/GenuineIntel.bin | bsdtar --uid 0 --gid 0 -cnf - -T - | bsdtar --null -cf - --format=newc @- > $out/intel-ucode.img
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runHook postInstall
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'';
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meta = with lib; {
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homepage = "https://www.intel.com/";
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changelog = "https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/${src.rev}";
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description = "Microcode for Intel processors";
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license = licenses.unfreeRedistributableFirmware;
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platforms = platforms.linux;
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maintainers = [ ];
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};
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}
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