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nixpkgs/pkgs/os-specific/linux/microcode/intel.nix

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{ stdenv, fetchurl, microcode2ucode }:
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let version = "20140624"; in
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stdenv.mkDerivation {
name = "microcode-intel-${version}";
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src = fetchurl {
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url = "http://downloadmirror.intel.com/23984/eng/microcode-${version}.tgz";
sha256 = "0dza0bdlx7q88yhnynvfgkrhgf7ycrq6mlp6hwnpp2j3h33jlrml";
};
buildInputs = [ microcode2ucode ];
sourceRoot = ".";
buildPhase = ''
intel-microcode2ucode microcode.dat
'';
installPhase = ''
mkdir -p $out/lib/firmware
cp -r intel-ucode "$out/lib/firmware/"
'';
meta = {
homepage = http://www.intel.com/;
description = "Microcode for Intel processors";
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license = stdenv.lib.licenses.unfree;
};
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}