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HASH      da2b6802dd8b
DATE      2025-05-13
SUBJECT   hardware: add cpu options
FILES     3 CHANGED
HASH      da2b6802dd8b
DATE      2025-05-13
SUBJECT   hardware: add cpu options
FILES     3 CHANGED
 

diff --git a/modules/nixos/hardware/cpu/micro-architectures.nix b/modules/nixos/ha
rdware/cpu/micro-architectures.nix
new file mode 100644
index 0000000..1525fdd
--- /dev/null
+++ b/modules/nixos/hardware/cpu/micro-architectures.nix
@@ -0,0 +1,83 @@
+{
+  # <type>.<family>.<model>
+
+  # TODO: account for stepping <type>.<family>.<stepping>.<model>
+  intel = {
+    # only do big core client cpu now
+    "6" = {
+      "191" = {name = "raptor-lake";};
+      "190" = {name = "raptor-lake";};
+      "186" = {name = "raptor-lake";};
+      "183" = {name = "raptor-lake";};
+
+      "189" = {name = "lunar-lake";};
+      "188" = {name = "lunar-lake";};
+
+      "198" = {name = "arrow-lake";};
+      "197" = {name = "arrow-lake";};
+      "181" = {name = "arrow-lake";};
+
+      "172" = {name = "meteor-lake";};
+      "171" = {name = "meteor-lake";};
+      "170" = {name = "meteor-lake";};
+
+      "154" = {name = "alder-lake";};
+      "151" = {name = "alder-lake";};
+
+      "167" = {name = "rocket-lake";};
+
+      "166" = {name = "comet-lake";};
+      "165" = {name = "comet-lake";};
+
+      "141" = {name = "tiger-lake";};
+      "140" = {name = "tiger-lake";};
+
+      "126" = {name = "ice-lake";};
+      "125" = {name = "ice-lake";};
+
+      "102" = {name = "cannon-lake";};
+
+      "158" = {name = "coffee-lake";};
+      "142" = {name = "coffee-lake";};
+
+      "94" = {name = "skylake";};
+      "78" = {name = "skylake";};
+
+      "71" = {name = "broadwell";};
+      "61" = {name = "broadwell";};
+
+      "70" = {name = "haswell";};
+      "69" = {name = "haswell";};
+      "60" = {name = "haswell";};
+
+      "58" = {name = "ivy-bridge";};
+
+      "42" = {name = "sandy-bridge";};
+
+      "37" = {name = "westmere";};
+
+      "31" = {name = "nehalem";};
+      "30" = {name = "nehalem";};
+
+      "23" = {name = "penryn";};
+
+      "22" = {name = "core";};
+      "15" = {name = "core";};
+
+      "14" = {name = "modified-pentium-m";};
+
+      "21" = {name = "pentium-m";};
+    };
+  };
+  amd = {
+    # TODO: zen 5
+    "25" = {
+      "96" = {name = "zen4";};
+      "112" = {name = "zen4";};
+      "120" = {name = "zen4c";};
+      "33" = {name = "zen3";};
+      "80" = {name = "zen3";};
+      "1" = {name = "zen3";};
+    };
+  };
+}


diff --git a/modules/nixos/hardware/cpu/micr
o-architectures.nix b/modules/nixos/hardware
/cpu/micro-architectures.nix
new file mode 100644
index 0000000..1525fdd
--- /dev/null
+++ b/modules/nixos/hardware/cpu/micro-archi
tectures.nix
@@ -0,0 +1,83 @@
+{
+  # <type>.<family>.<model>
+
+  # TODO: account for stepping <type>.<fami
ly>.<stepping>.<model>
+  intel = {
+    # only do big core client cpu now
+    "6" = {
+      "191" = {name = "raptor-lake";};
+      "190" = {name = "raptor-lake";};
+      "186" = {name = "raptor-lake";};
+      "183" = {name = "raptor-lake";};
+
+      "189" = {name = "lunar-lake";};
+      "188" = {name = "lunar-lake";};
+
+      "198" = {name = "arrow-lake";};
+      "197" = {name = "arrow-lake";};
+      "181" = {name = "arrow-lake";};
+
+      "172" = {name = "meteor-lake";};
+      "171" = {name = "meteor-lake";};
+      "170" = {name = "meteor-lake";};
+
+      "154" = {name = "alder-lake";};
+      "151" = {name = "alder-lake";};
+
+      "167" = {name = "rocket-lake";};
+
+      "166" = {name = "comet-lake";};
+      "165" = {name = "comet-lake";};
+
+      "141" = {name = "tiger-lake";};
+      "140" = {name = "tiger-lake";};
+
+      "126" = {name = "ice-lake";};
+      "125" = {name = "ice-lake";};
+
+      "102" = {name = "cannon-lake";};
+
+      "158" = {name = "coffee-lake";};
+      "142" = {name = "coffee-lake";};
+
+      "94" = {name = "skylake";};
+      "78" = {name = "skylake";};
+
+      "71" = {name = "broadwell";};
+      "61" = {name = "broadwell";};
+
+      "70" = {name = "haswell";};
+      "69" = {name = "haswell";};
+      "60" = {name = "haswell";};
+
+      "58" = {name = "ivy-bridge";};
+
+      "42" = {name = "sandy-bridge";};
+
+      "37" = {name = "westmere";};
+
+      "31" = {name = "nehalem";};
+      "30" = {name = "nehalem";};
+
+      "23" = {name = "penryn";};
+
+      "22" = {name = "core";};
+      "15" = {name = "core";};
+
+      "14" = {name = "modified-pentium-m";}
;
+
+      "21" = {name = "pentium-m";};
+    };
+  };
+  amd = {
+    # TODO: zen 5
+    "25" = {
+      "96" = {name = "zen4";};
+      "112" = {name = "zen4";};
+      "120" = {name = "zen4c";};
+      "33" = {name = "zen3";};
+      "80" = {name = "zen3";};
+      "1" = {name = "zen3";};
+    };
+  };
+}

 

diff --git a/modules/nixos/hardware/cpu/options.nix b/modules/nixos/hardware/cpu/o
ptions.nix
new file mode 100644
index 0000000..9cb5f44
--- /dev/null
+++ b/modules/nixos/hardware/cpu/options.nix
@@ -0,0 +1,103 @@
+{
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkOption mkEnableOption;
+  inherit (lib.types) enum int str nullOr float;
+  cfg = config.ooknet.hardware.cpu;
+  microArchMapping = import ./micro-architectures;
+
+  lookupMicroArch = cpu: let
+    vendor = cpu.type;
+    family = toString cpu.model.family;
+    model = toString cpu.model.id;
+  in
+    microArchMapping.${vendor}.${family}.${model} or null;
+in {
+  cpu = {
+    type = mkOption {
+      type = nullOr (enum ["intel" "amd"]);
+      default = null;
+    };
+
+    model = {
+      id = mkOption {
+        type = nullOr int;
+        default = null;
+        description = "CPU model from CPUID";
+      };
+      family = mkOption {
+        type = nullOr int;
+        default = null;
+        description = "CPU family from CPUID";
+      };
+      stepping = mkOption {
+        type = nullOr int;
+        default = null;
+        description = "CPU stepping from CPUID";
+      };
+    };
+
+    name = mkOption {
+      type = nullOr str;
+      default = null;
+      description = "CPU Model Name";
+      example = "Intel(R) Core(TM) i3-10100 CPU @ 3.60GHz";
+    };
+
+    tdp = mkOption {
+      type = nullOr int;
+      default = null;
+      description = ''
+        Thermal Design Power in watts.
+        Must be manually specified based on CPU model.
+        Refer to manufacturer specifications:
+        - Intel: https://ark.intel.com
+        - AMD: https://www.amd.com/en/products/specifications.html
+      '';
+      example = 65;
+    };
+
+    baseClock = mkOption {
+      type = nullOr float;
+      default = null;
+      description = "Base clock frequency in GHz";
+      example = 3.8;
+    };
+
+    boostClock = mkOption {
+      type = nullOr float;
+      default = null;
+      description = "Boost clock frequency in GHz";
+      example = 4.7;
+    };
+
+    cores = mkOption {
+      type = int;
+      description = "Number of Physical CPU cores the system has";
+    };
+
+    threadsPerCore = mkOption {
+      type = int;
+      default = 1;
+      descrpition = "Number of threads per physical core (hyperthreading)";
+    };
+
+    totalThreads = mkOption {
+      type = int;
+      default = cfg.cpu.cores * cfg.cpu.threadsPerCore;
+      description = "Number of cpu threads the cpu has";
+      readOnly = true;
+    };
+
+    microArchitecture = mkOption {
+      type = str;
+      default = lookupMicroArch cfg;
+      description = "CPU microarchitecture (e.g, skylake, zen4)";
+      readOnly = true;
+    };
+
+    amd.pstate.enable = mkEnableOption "";
+  };
+}


diff --git a/modules/nixos/hardware/cpu/opti
ons.nix b/modules/nixos/hardware/cpu/options
.nix
new file mode 100644
index 0000000..9cb5f44
--- /dev/null
+++ b/modules/nixos/hardware/cpu/options.nix
@@ -0,0 +1,103 @@
+{
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkOption mkEnableOption;
+  inherit (lib.types) enum int str nullOr f
loat;
+  cfg = config.ooknet.hardware.cpu;
+  microArchMapping = import ./micro-archite
ctures;
+
+  lookupMicroArch = cpu: let
+    vendor = cpu.type;
+    family = toString cpu.model.family;
+    model = toString cpu.model.id;
+  in
+    microArchMapping.${vendor}.${family}.${
model} or null;
+in {
+  cpu = {
+    type = mkOption {
+      type = nullOr (enum ["intel" "amd"]);
+      default = null;
+    };
+
+    model = {
+      id = mkOption {
+        type = nullOr int;
+        default = null;
+        description = "CPU model from CPUID
";
+      };
+      family = mkOption {
+        type = nullOr int;
+        default = null;
+        description = "CPU family from CPUI
D";
+      };
+      stepping = mkOption {
+        type = nullOr int;
+        default = null;
+        description = "CPU stepping from CP
UID";
+      };
+    };
+
+    name = mkOption {
+      type = nullOr str;
+      default = null;
+      description = "CPU Model Name";
+      example = "Intel(R) Core(TM) i3-10100
 CPU @ 3.60GHz";
+    };
+
+    tdp = mkOption {
+      type = nullOr int;
+      default = null;
+      description = ''
+        Thermal Design Power in watts.
+        Must be manually specified based on
 CPU model.
+        Refer to manufacturer specification
s:
+        - Intel: https://ark.intel.com
+        - AMD: https://www.amd.com/en/produ
cts/specifications.html
+      '';
+      example = 65;
+    };
+
+    baseClock = mkOption {
+      type = nullOr float;
+      default = null;
+      description = "Base clock frequency i
n GHz";
+      example = 3.8;
+    };
+
+    boostClock = mkOption {
+      type = nullOr float;
+      default = null;
+      description = "Boost clock frequency 
in GHz";
+      example = 4.7;
+    };
+
+    cores = mkOption {
+      type = int;
+      description = "Number of Physical CPU
 cores the system has";
+    };
+
+    threadsPerCore = mkOption {
+      type = int;
+      default = 1;
+      descrpition = "Number of threads per 
physical core (hyperthreading)";
+    };
+
+    totalThreads = mkOption {
+      type = int;
+      default = cfg.cpu.cores * cfg.cpu.thr
eadsPerCore;
+      description = "Number of cpu threads 
the cpu has";
+      readOnly = true;
+    };
+
+    microArchitecture = mkOption {
+      type = str;
+      default = lookupMicroArch cfg;
+      description = "CPU microarchitecture 
(e.g, skylake, zen4)";
+      readOnly = true;
+    };
+
+    amd.pstate.enable = mkEnableOption "";
+  };
+}

 

diff --git a/modules/nixos/hardware/options.nix b/modules/nixos/hardware/options.n
ix
index 1e85597..ad240f6 100644
--- a/modules/nixos/hardware/options.nix
+++ b/modules/nixos/hardware/options.nix
@@ -21,22 +21,6 @@ in {
       lact.enable = mkEnableOption "Enable amd tuning software lact";
     };
 
-    cpu = {
-      type = mkOption {
-        type = nullOr (enum ["intel" "amd"]);
-        default = null;
-      };
-      amd.pstate.enable = mkEnableOption "";
-      cores = mkOption {
-        type = int;
-        description = "Number of Physical CPU cores the system has";
-      };
-      threads = mkOption {
-        type = int;
-        description = "Number of cpu threads the cpu has";
-      };
-    };
-
     features = mkOption {
       type = listOf (enum [
         "audio"


diff --git a/modules/nixos/hardware/options.
nix b/modules/nixos/hardware/options.nix
index 1e85597..ad240f6 100644
--- a/modules/nixos/hardware/options.nix
+++ b/modules/nixos/hardware/options.nix
@@ -21,22 +21,6 @@ in {
       lact.enable = mkEnableOption "Enable 
amd tuning software lact";
     };
 
-    cpu = {
-      type = mkOption {
-        type = nullOr (enum ["intel" "amd"]
);
-        default = null;
-      };
-      amd.pstate.enable = mkEnableOption ""
;
-      cores = mkOption {
-        type = int;
-        description = "Number of Physical C
PU cores the system has";
-      };
-      threads = mkOption {
-        type = int;
-        description = "Number of cpu thread
s the cpu has";
-      };
-    };
-
     features = mkOption {
       type = listOf (enum [
         "audio"

 
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