Files
nixpkgs/pkgs/os-specific/linux/ryzen-smu/default.nix

76 lines
1.7 KiB
Nix

{
lib,
stdenv,
fetchFromGitHub,
kernel,
}:
let
version = "0.1.7-unstable-2026-04-25";
## Upstream has not been merging PRs.
## Nixpkgs maintainers are providing a
## repo with PRs merged until upstream is
## updated.
src = fetchFromGitHub {
owner = "amkillam";
repo = "ryzen_smu";
rev = "0bb95d961664c7a0ac180f849fa16fe7da71922d";
hash = "sha256-cv0WMvUqrl5C7b5cdQJ4JXDGEzMhwUuNLsYEYobElu4=";
};
monitor-cpu = stdenv.mkDerivation {
pname = "monitor-cpu";
inherit version src;
makeFlags = [
"-C userspace"
"CC=${stdenv.cc.targetPrefix}cc"
];
installPhase = ''
runHook preInstall
install userspace/monitor_cpu -Dm755 -t $out/bin
runHook postInstall
'';
};
in
stdenv.mkDerivation {
pname = "ryzen-smu-${kernel.version}";
inherit version src;
hardeningDisable = [ "pic" ];
nativeBuildInputs = kernel.moduleBuildDependencies;
makeFlags = [
"TARGET=${kernel.modDirVersion}"
"KERNEL_BUILD=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
"CC=${stdenv.cc.targetPrefix}cc"
];
installPhase = ''
runHook preInstall
install ryzen_smu.ko -Dm444 -t $out/lib/modules/${kernel.modDirVersion}/kernel/drivers/ryzen_smu
install ${monitor-cpu}/bin/monitor_cpu -Dm755 -t $out/bin
runHook postInstall
'';
meta = {
description = "Linux kernel driver that exposes access to the SMU (System Management Unit) for certain AMD Ryzen Processors";
homepage = "https://github.com/amkillam/ryzen_smu";
license = lib.licenses.gpl2Plus;
maintainers = with lib.maintainers; [
Cryolitia
phdyellow
aleksana
bradleyjones
];
platforms = [ "x86_64-linux" ];
mainProgram = "monitor_cpu";
};
}