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{ config, lib, pkgs, ... }:
let
cfg = config.hardware.amdgpu;
in {
options.hardware.amdgpu = {
legacySupport.enable = lib.mkEnableOption ''
using `amdgpu` kernel driver instead of `radeon` for Southern Islands
(Radeon HD 7000) series and Sea Islands (Radeon HD 8000)
series cards. Note: this removes support for analog video outputs,
which is only available in the `radeon` driver
'';
initrd.enable = lib.mkEnableOption ''
loading `amdgpu` kernelModule in stage 1.
Can fix lower resolution in boot screen during initramfs phase
'';
opencl.enable = lib.mkEnableOption ''OpenCL support using ROCM runtime library'';
# cfg.amdvlk option is defined in ./amdvlk.nix module
};
config = {
boot.kernelParams = lib.optionals cfg.legacySupport.enable [
"amdgpu.si_support=1"
"amdgpu.cik_support=1"
"radeon.si_support=0"
"radeon.cik_support=0"
];
boot.initrd.kernelModules = lib.optionals cfg.initrd.enable [ "amdgpu" ];
hardware.graphics = lib.mkIf cfg.opencl.enable {
enable = lib.mkDefault true;
extraPackages = [
pkgs.rocmPackages.clr
pkgs.rocmPackages.clr.icd
];
};
};
meta = {
maintainers = with lib.maintainers; [ johnrtitor ];
};
}
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