{ config, pkgs, lib, ... }:
with lib;
let
  hardwareCfg = config.aviallon.hardware;
in
{
  config = mkIf (hardwareCfg.gpuVendor == "amd") {
    boot.initrd.kernelModules = [ "amdgpu" ];

    boot.kernelParams = concatLists [
      # for Southern Islands (SI ie. GCN 1) cards
      [ "radeon.si_support=0" "amdgpu.si_support=1" ]
      # for Sea Islands (CIK ie. GCN 2) cards
      [ "radeon.cik_support=0" "amdgpu.cik_support=1" ]
    ];

    hardware.opengl.extraPackages = with pkgs; [
      rocm-opencl-icd
      rocm-opencl-runtime
    ];
  };
}