add arm laptop utils

2026-02-15 01:25:32 +04:00
parent af02b13cc1
commit b6c43f6802
3 changed files with 263 additions and 0 deletions
@@ -0,0 +1,101 @@
+{
+  lib,
+  stdenv,
+  fetchzip,
+  fetchgit,
+  fetchFromGitHub,
+  buildPackages,
+  dtc,
+}:
+
+let
+  aarch64-system-register-xmls = fetchzip {
+    url = "https://developer.arm.com/-/media/developer/products/architecture/armv8-a-architecture/2020-06/SysReg_xml_v86A-2020-06.tar.gz";
+    stripRoot = false;
+    hash = "sha256-wpWMIdR4v4sGZ0FEn/j5+AzkpPFOF7lUKIFpVl5AMEE=";
+  };
+
+  arm64-sysreg-lib = stdenv.mkDerivation {
+    name = "arm64-sysreg-lib";
+    src = fetchFromGitHub {
+      owner = "ashwio";
+      repo = "arm64-sysreg-lib";
+      sparseCheckout = [ "/" ];
+      rev = "d421e249a026f6f14653cb6f9c4edd8c5d898595";
+      hash = "sha256-vUuV8eddYAdwXGQe+L7lKiAwyqHPYmiOdVFKvwCMWkQ=";
+    };
+    nativeBuildInputs = [
+      (buildPackages.python3.withPackages (ps: [ ps.beautifulsoup4 ]))
+    ];
+    buildPhase = ''
+      python ./run-build.py ${aarch64-system-register-xmls}/SysReg_xml_v86A-2020-06
+    '';
+    installPhase = ''
+      mkdir -p $out/include
+      cp -r include $out/
+    '';
+  };
+
+  gnu-efi = fetchFromGitHub {
+    owner = "ncroxon";
+    repo = "gnu-efi";
+    rev = "3.0.15";
+    hash = "sha256-flQJIRPKd0geQRAtJSu4vravJG0lTB6BfeIqpUM5P2I=";
+  };
+
+  dtc-src = fetchgit {
+    url = "https://git.kernel.org/pub/scm/utils/dtc/dtc.git";
+    rev = "v1.7.2";
+    hash = "sha256-KZCzrvdWd6zfQHppjyp4XzqNCfH2UnuRneu+BNIRVAY=";
+  };
+
+in
+stdenv.mkDerivation (finalAttrs: {
+  pname = "slbounce";
+  version = "5";
+
+  src = fetchFromGitHub {
+    owner = "TravMurav";
+    repo = "slbounce";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-w+0SKR0A/hcFU6iFEOgyG+vWwgAWF8h9D0/X7GSFm7w=";
+  };
+
+  nativeBuildInputs = [ dtc ];
+
+  postPatch = ''
+    rmdir external/{arm64-sysreg-lib,dtc}
+    ln -s ${arm64-sysreg-lib} external/arm64-sysreg-lib
+    ln -s ${dtc-src} external/dtc
+
+    cp -r ${gnu-efi}/* external/gnu-efi/
+    chmod -R u+w external/gnu-efi
+  '';
+
+  makeFlags = [
+    "CROSS_COMPILE=${stdenv.cc.targetPrefix}"
+    # Force EL2 switch regardless of DTB detection
+    # Without this, slbounce checks for 'dtbhack-el2-overlay' in DTB
+    "SLBOUNCE_ALWAYS_SWITCH=1"
+    # Enable debug output
+    "DEBUG=1"
+    "all"
+  ];
+
+  installPhase = ''
+    mkdir -p $out/share/slbounce
+    cp out/*.efi $out/share/slbounce/
+
+    # Also build and install DTB overlays
+    make dtbs || true
+    mkdir -p $out/share/slbounce/dtbo
+    cp out/dtbo/*.dtbo $out/share/slbounce/dtbo/ 2>/dev/null || true
+  '';
+
+  meta = with lib; {
+    description = "EL2 (hypervisor mode) enabler for Qualcomm Windows-on-ARM devices";
+    homepage = "https://github.com/TravMurav/slbounce";
+    license = licenses.gpl2Only;
+    platforms = [ "aarch64-linux" ];
+  };
+})