From a9e4e49ebb7a14bc5d564f96c181d7d01a00a950 Mon Sep 17 00:00:00 2001
From: Rutherther <rutherther@proton.me>
Date: Sat, 23 Mar 2024 14:29:31 +0100
Subject: [PATCH] feat: add usb-driver to ISE

---
 flake.nix                       |  5 +++--
 pkgs/xilinx/ise/fhs-package.nix |  4 ++--
 pkgs/xilinx/ise/fhs-shell.nix   |  4 ++--
 pkgs/xilinx/ise/fhs.nix         |  7 +++----
 pkgs/xilinx/ise/usb-driver.nix  | 21 +++++++++++++++++++++
 5 files changed, 31 insertions(+), 10 deletions(-)
 create mode 100644 pkgs/xilinx/ise/usb-driver.nix

diff --git a/flake.nix b/flake.nix
index a490bd9..7b614ed 100644
--- a/flake.nix
+++ b/flake.nix
@@ -27,17 +27,18 @@
 
         ise-shell = pkgs.callPackage ./pkgs/xilinx/ise/fhs-shell.nix {
           inherit myLib;
-          ise-fw = self.packages.${system}.ise-fw;
+          ise-usb-driver = self.packages.${system}.ise-usb-driver;
         };
         ise = pkgs.callPackage ./pkgs/xilinx/ise/fhs-package.nix {
           inherit myLib;
-          ise-fw = self.packages.${system}.ise-fw;
+          ise-usb-driver = self.packages.${system}.ise-usb-driver;
         };
         ise-udev-rules = pkgs.callPackage ./pkgs/xilinx/ise/udev.nix {
           inherit myLib;
           ise-fw = self.packages.${system}.ise-fw;
         };
         ise-fw = pkgs.callPackage ./pkgs/xilinx/ise/fw.nix { inherit myLib; };
+        ise-usb-driver = pkgs.callPackage ./pkgs/xilinx/ise/usb-driver.nix {};
       };
     };
 }
diff --git a/pkgs/xilinx/ise/fhs-package.nix b/pkgs/xilinx/ise/fhs-package.nix
index d2e31e6..8fc96ee 100644
--- a/pkgs/xilinx/ise/fhs-package.nix
+++ b/pkgs/xilinx/ise/fhs-package.nix
@@ -1,9 +1,9 @@
-{ pkgs, myLib, ise-fw, ... }:
+{ pkgs, myLib, ise-fw, ise-usb-driver, ... }:
 
 myLib.finalPkgGenerator.override {
   mainProgram = "ise";
 
-  fhsEnv = pkgs.callPackage ./fhs.nix { inherit myLib ise-fw; requireInstallDir = true; };
+  fhsEnv = pkgs.callPackage ./fhs.nix { inherit myLib ise-fw ise-usb-driver; requireInstallDir = true; };
 
   executables = [
     # TODO
diff --git a/pkgs/xilinx/ise/fhs-shell.nix b/pkgs/xilinx/ise/fhs-shell.nix
index de2bc7e..8f4dee5 100644
--- a/pkgs/xilinx/ise/fhs-shell.nix
+++ b/pkgs/xilinx/ise/fhs-shell.nix
@@ -1,7 +1,7 @@
-{ pkgs, lib, myLib, ise-fw, ... }:
+{ pkgs, lib, myLib, ise-fw, ise-usb-driver, ... }:
 
 let
-  fhs = pkgs.callPackage ./fhs.nix {  inherit myLib ise-fw; };
+  fhs = pkgs.callPackage ./fhs.nix {  inherit myLib ise-fw ise-usb-driver; };
 in pkgs.writeShellScriptBin "ise-shell" ''
   exec ${lib.getExe fhs} bash "$@"
 ''
diff --git a/pkgs/xilinx/ise/fhs.nix b/pkgs/xilinx/ise/fhs.nix
index 1663413..f8fb226 100644
--- a/pkgs/xilinx/ise/fhs.nix
+++ b/pkgs/xilinx/ise/fhs.nix
@@ -1,9 +1,7 @@
-{ pkgs, myLib, ise-fw, requireInstallDir ? false, ... }:
+{ pkgs, myLib, ise-usb-driver, requireInstallDir ? false, ... }:
 
 pkgs.buildFHSEnv {
-  targetPkgs = pkgs: ((import ../common.nix).targetPkgs pkgs) ++ [
-    ise-fw
-  ];
+  targetPkgs = (import ../common.nix).targetPkgs;
 
   name = "ise";
 
@@ -13,6 +11,7 @@ pkgs.buildFHSEnv {
       source $INSTALL_DIR/settings64.sh "$INSTALL_DIR"
     fi
     export LD_LIBRARY_PATH=/lib:$LD_LIBRARY_PATH
+    export LD_PRELOAD=${ise-usb-driver}/lib/libusb-driver.so
     exec "$@"
   '';
 
diff --git a/pkgs/xilinx/ise/usb-driver.nix b/pkgs/xilinx/ise/usb-driver.nix
new file mode 100644
index 0000000..5ac436b
--- /dev/null
+++ b/pkgs/xilinx/ise/usb-driver.nix
@@ -0,0 +1,21 @@
+{ fetchgit, multiStdenv, stdenv, libusb, libftdi, ... }:
+
+multiStdenv.mkDerivation {
+  name = "ise-usb-driver";
+
+  buildInputs = [
+    libusb
+    libftdi
+  ];
+
+  installPhase = ''
+    mkdir -p $out/lib
+    mv libusb-driver.so $out/lib/
+  '';
+
+  src = fetchgit {
+    url = "git://git.zerfleddert.de/usb-driver";
+    rev = "2d19c7cb325c8cd15b252dd5b8de7a643bb5295d";
+    hash = "sha256-VQEnIuaEW1Kg0O9AYKs8hJKrNTVnOpzVIaFVDjn1Bpg=";
+  };
+}
-- 
2.48.1