646b892680
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33 lines
655 B
Nix
33 lines
655 B
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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let
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cfg = config.hardware.cpu.amd;
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in
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{
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###### interface
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options = {
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hardware.cpu.amd.updateMicrocode = lib.mkOption {
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default = false;
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type = lib.types.bool;
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description = ''
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Update the CPU microcode for AMD processors.
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'';
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};
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hardware.cpu.amd.microcodePackage = lib.mkPackageOption pkgs "microcode-amd" { };
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};
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###### implementation
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config = lib.mkIf config.hardware.cpu.amd.updateMicrocode {
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# Microcode updates must be the first item prepended in the initrd
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boot.initrd.prepend = lib.mkOrder 1 [ "${cfg.microcodePackage}/amd-ucode.img" ];
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};
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}
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