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cachyos kernel
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This commit is contained in:
Simon Gardling
2026-04-13 22:58:29 -04:00
parent ca4e0d42b3
commit abb762604d
5 changed files with 141 additions and 2 deletions
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107
flake.lock generated
View File

@@ -59,6 +59,38 @@
"type": "github"
}
},
"cachyos-kernel": {
"flake": false,
"locked": {
"lastModified": 1775145950,
"narHash": "sha256-AfVja9nvYHm0BHbuTvn+K8rKfLmPl5QjoiNecp9HOJU=",
"owner": "CachyOS",
"repo": "linux-cachyos",
"rev": "b91624f68ceaf5394ef1571f60290dca6ba22b45",
"type": "github"
},
"original": {
"owner": "CachyOS",
"repo": "linux-cachyos",
"type": "github"
}
},
"cachyos-kernel-patches": {
"flake": false,
"locked": {
"lastModified": 1775157685,
"narHash": "sha256-g8HgH7gADoEnrBN30BK3pz7+M2pT/p3xtfRFEuEov5w=",
"owner": "CachyOS",
"repo": "kernel-patches",
"rev": "c1ba300617a12d257b5721572b9bbe28efae182f",
"type": "github"
},
"original": {
"owner": "CachyOS",
"repo": "kernel-patches",
"type": "github"
}
},
"crane": {
"locked": {
"lastModified": 1773189535,
@@ -210,6 +242,22 @@
"type": "github"
}
},
"flake-compat_3": {
"flake": false,
"locked": {
"lastModified": 1767039857,
"narHash": "sha256-vNpUSpF5Nuw8xvDLj2KCwwksIbjua2LZCqhV1LNRDns=",
"owner": "NixOS",
"repo": "flake-compat",
"rev": "5edf11c44bc78a0d334f6334cdaf7d60d732daab",
"type": "github"
},
"original": {
"owner": "NixOS",
"repo": "flake-compat",
"type": "github"
}
},
"flake-parts": {
"inputs": {
"nixpkgs-lib": [
@@ -231,6 +279,24 @@
"type": "github"
}
},
"flake-parts_2": {
"inputs": {
"nixpkgs-lib": "nixpkgs-lib"
},
"locked": {
"lastModified": 1775087534,
"narHash": "sha256-91qqW8lhL7TLwgQWijoGBbiD4t7/q75KTi8NxjVmSmA=",
"owner": "hercules-ci",
"repo": "flake-parts",
"rev": "3107b77cd68437b9a76194f0f7f9c55f2329ca5b",
"type": "github"
},
"original": {
"owner": "hercules-ci",
"repo": "flake-parts",
"type": "github"
}
},
"flake-utils": {
"inputs": {
"systems": "systems_2"
@@ -481,6 +547,31 @@
"type": "github"
}
},
"nix-cachyos-kernel": {
"inputs": {
"cachyos-kernel": "cachyos-kernel",
"cachyos-kernel-patches": "cachyos-kernel-patches",
"flake-compat": "flake-compat_3",
"flake-parts": "flake-parts_2",
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1775239578,
"narHash": "sha256-MKJmDHlaxwBcnfCUEA89AwKOOONjOjbjHNNWdSdg5RA=",
"owner": "xddxdd",
"repo": "nix-cachyos-kernel",
"rev": "beaf7a533ae106c2681de2624da94707f9857f1f",
"type": "github"
},
"original": {
"owner": "xddxdd",
"ref": "release",
"repo": "nix-cachyos-kernel",
"type": "github"
}
},
"nix-doom-emacs-unstraightened": {
"inputs": {
"doomemacs": "doomemacs",
@@ -575,6 +666,21 @@
"type": "github"
}
},
"nixpkgs-lib": {
"locked": {
"lastModified": 1774748309,
"narHash": "sha256-+U7gF3qxzwD5TZuANzZPeJTZRHS29OFQgkQ2kiTJBIQ=",
"owner": "nix-community",
"repo": "nixpkgs.lib",
"rev": "333c4e0545a6da976206c74db8773a1645b5870a",
"type": "github"
},
"original": {
"owner": "nix-community",
"repo": "nixpkgs.lib",
"type": "github"
}
},
"noctalia": {
"inputs": {
"nixpkgs": [
@@ -655,6 +761,7 @@
"lanzaboote": "lanzaboote",
"llm-agents": "llm-agents",
"niri": "niri",
"nix-cachyos-kernel": "nix-cachyos-kernel",
"nix-doom-emacs-unstraightened": "nix-doom-emacs-unstraightened",
"nix-flatpak": "nix-flatpak",
"nixos-hardware": "nixos-hardware",

4
flake.nix
View File

@@ -79,6 +79,10 @@
inputs.nixpkgs.follows = "nixpkgs";
};
nix-cachyos-kernel = {
url = "github:xddxdd/nix-cachyos-kernel/release";
inputs.nixpkgs.follows = "nixpkgs";
};
llm-agents = {
url = "github:numtide/llm-agents.nix";
inputs.nixpkgs.follows = "nixpkgs";

5
system/common.nix
View File

@@ -94,10 +94,11 @@
};
};
# cachyos kernel overlay
nixpkgs.overlays = [ inputs.nix-cachyos-kernel.overlays.default ];
# kernel options
boot = {
kernelPackages = pkgs.linuxPackages_testing;
# kernelPackages = pkgs.linuxPackages_latest;
# aes_generic is built-in as of linux 7.0, no longer a loadable module
initrd.luks.cryptoModules = lib.mkForce (

11
system/system-mreow.nix
View File

@@ -14,6 +14,17 @@
inputs.nixos-hardware.nixosModules.framework-amd-ai-300-series
];
# cachyos kernel: bore scheduler, full lto, zen 4 (amd ai 340)
boot.kernelPackages =
let
helpers = pkgs.callPackage "${inputs.nix-cachyos-kernel}/helpers.nix" { };
kernel = pkgs.cachyosKernels.linux-cachyos-bore-lto.override {
lto = "full";
processorOpt = "zen4";
};
in
helpers.kernelModuleLLVMOverride (pkgs.linuxKernel.packagesFor kernel);
hardware.framework.laptop13.audioEnhancement.rawDeviceName =
lib.mkDefault "alsa_output.pci-0000_c1_00.6.analog-stereo";

16
system/system-yarn.nix
View File

@@ -18,6 +18,22 @@
inputs.jovian-nixos.nixosModules.default
];
# cachyos kernel: bore scheduler, full lto, zen 3 (5800x)
boot.kernelPackages =
let
helpers = pkgs.callPackage "${inputs.nix-cachyos-kernel}/helpers.nix" { };
kernel = pkgs.cachyosKernels.linux-cachyos-bore-lto.override {
lto = "full";
processorOpt = "x86_64-v3";
structuredExtraConfig = with lib.kernel; {
# x86_64-v3 is the ISA level; pin to zen 3 for microarch tuning
GENERIC_CPU = lib.mkForce no;
MZEN3 = lib.mkForce yes;
};
};
in
helpers.kernelModuleLLVMOverride (pkgs.linuxKernel.packagesFor kernel);
fileSystems."/media/games" = {
device = "/dev/disk/by-uuid/1878136e-765d-4784-b204-3536ab4fdac8";
fsType = "f2fs";