xanmod-kernels: add STABLE and EDGE variants

1 files changed, 81 insertions, 0 deletions

diff --git a/pkgs/os-specific/linux/kernel/xanmod-kernels.nix b/pkgs/os-specific/linux/kernel/xanmod-kernels.nix
new file mode 100644
index 00000000000..81927a45e89
--- /dev/null
+++ b/pkgs/os-specific/linux/kernel/xanmod-kernels.nix
@@ -0,0 +1,81 @@
+{ lib, stdenv, fetchFromGitHub, buildLinux, ... } @ args:
+
+let
+  stableVariant = {
+    version = "5.15.30";
+    suffix = "xanmod1";
+    hash = "sha256-j33P+bnR0xtKqNLXYfDZmsL8s0fEBsWUrFiV4+CaJyY=";
+  };
+
+  edgeVariant = {
+    version = "5.17.0";
+    suffix = "xanmod1";
+    hash = "sha256-tVwc6vx3SAToasbCCz8IuESfHd3NvPM34FrzbBK7Sfc=";
+  };
+
+  xanmodKernelFor = { version, suffix, hash }: buildLinux (args // rec {
+    inherit version;
+    modDirVersion = "${version}-${suffix}";
+
+    src = fetchFromGitHub {
+      owner = "xanmod";
+      repo = "linux";
+      rev = modDirVersion;
+      inherit hash;
+    };
+
+    structuredExtraConfig = with lib.kernel; {
+      # removed options
+      CFS_BANDWIDTH = lib.mkForce (option no);
+      RT_GROUP_SCHED = lib.mkForce (option no);
+      SCHED_AUTOGROUP = lib.mkForce (option no);
+
+      # AMD P-state driver
+      X86_AMD_PSTATE = yes;
+
+      # Linux RNG framework
+      LRNG = yes;
+
+      # Paragon's NTFS3 driver
+      NTFS3_FS = module;
+      NTFS3_LZX_XPRESS = yes;
+      NTFS3_FS_POSIX_ACL = yes;
+
+      # Preemptive Full Tickless Kernel at 500Hz
+      SCHED_CORE = lib.mkForce (option no);
+      PREEMPT_VOLUNTARY = lib.mkForce no;
+      PREEMPT = lib.mkForce yes;
+      NO_HZ_FULL = yes;
+      HZ_500 = yes;
+
+      # Google's BBRv2 TCP congestion Control
+      TCP_CONG_BBR2 = yes;
+      DEFAULT_BBR2 = yes;
+
+      # FQ-PIE Packet Scheduling
+      NET_SCH_DEFAULT = yes;
+      DEFAULT_FQ_PIE = yes;
+
+      # Graysky's additional CPU optimizations
+      CC_OPTIMIZE_FOR_PERFORMANCE_O3 = yes;
+
+      # Futex WAIT_MULTIPLE implementation for Wine / Proton Fsync.
+      FUTEX = yes;
+      FUTEX_PI = yes;
+
+      # WineSync driver for fast kernel-backed Wine
+      WINESYNC = module;
+    };
+
+    extraMeta = {
+      branch = lib.versions.majorMinor version;
+      maintainers = with lib.maintainers; [ fortuneteller2k lovesegfault ];
+      description = "Built with custom settings and new features built to provide a stable, responsive and smooth desktop experience";
+      broken = stdenv.isAarch64;
+    };
+  } // (args.argsOverride or { }));
+in
+{
+  stable = xanmodKernelFor stableVariant;
+  edge = xanmodKernelFor edgeVariant;
+}