mirror of
https://github.com/xddxdd/nix-cachyos-kernel.git
synced 2026-07-03 11:08:07 +02:00
98 lines
2.2 KiB
Nix
98 lines
2.2 KiB
Nix
{
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inputs,
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lib,
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callPackage,
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buildLinux,
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stdenv,
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kernelPatches,
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linuxKernel,
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...
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}:
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{
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pnameSuffix,
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version,
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src,
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configVariant,
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lto,
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}:
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let
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helpers = callPackage ../helpers.nix { };
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inherit (helpers) stdenvLLVM ltoMakeflags kernelModuleLLVMOverride;
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splitted = lib.splitString "-" version;
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ver0 = builtins.elemAt splitted 0;
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major = lib.versions.pad 2 ver0;
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cachyosConfigFile = "${inputs.cachyos-kernel.outPath}/${configVariant}/config";
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# buildLinux doesn't accept postPatch, so adding config file early here
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patchedSrc = stdenv.mkDerivation {
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pname = "linux-cachyos-${pnameSuffix}-src";
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inherit version src;
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patches = [
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kernelPatches.bridge_stp_helper.patch
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kernelPatches.request_key_helper.patch
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"${inputs.cachyos-kernel-patches.outPath}/${major}/all/0001-cachyos-base-all.patch"
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];
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postPatch = ''
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for DIR in arch/*/configs; do
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install -Dm644 ${cachyosConfigFile} $DIR/cachyos_defconfig
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done
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'';
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dontConfigure = true;
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dontBuild = true;
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dontFixup = true;
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installPhase = ''
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mkdir -p $out
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cp -r * $out/
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'';
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};
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kernelPackage = buildLinux {
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pname = "linux-cachyos-${pnameSuffix}";
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inherit version;
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src = patchedSrc;
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stdenv = if lto then stdenvLLVM else stdenv;
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extraMakeFlags = lib.optionals lto ltoMakeflags;
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defconfig = "cachyos_defconfig";
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# Clang has some incompatibilities with NixOS's default kernel config
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ignoreConfigErrors = lto;
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structuredExtraConfig =
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with lib.kernel;
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(
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{
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NR_CPUS = lib.mkForce (option (freeform "8192"));
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}
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// lib.optionalAttrs lto {
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LTO_NONE = no;
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LTO_CLANG_THIN = yes;
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}
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);
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extraMeta = {
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description = "Linux CachyOS Kernel" + lib.optionalString lto " with Clang+ThinLTO";
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};
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};
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zfsPackage = callPackage ../zfs-cachyos {
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inherit inputs;
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kernel = kernelPackage;
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};
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in
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[
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(lib.nameValuePair "linux-cachyos-${pnameSuffix}" kernelPackage)
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(lib.nameValuePair "linuxPackages-cachyos-${pnameSuffix}" (
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kernelModuleLLVMOverride (
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(linuxKernel.packagesFor kernelPackage).extend (
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final: prev: {
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zfs_cachyos = zfsPackage;
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}
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)
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)
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))
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]
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