uhd: mention buggy usrp_hwd.py utility

1 files changed, 12 insertions, 0 deletions

diff --git a/pkgs/applications/radio/uhd/default.nix b/pkgs/applications/radio/uhd/default.nix
index f04e9ad7549b..947d7d48108d 100644
--- a/pkgs/applications/radio/uhd/default.nix
+++ b/pkgs/applications/radio/uhd/default.nix
@@ -68,6 +68,18 @@ stdenv.mkDerivation (finalAttrs: {
   ] ++ optionals (enableUtils) [
     python3.pkgs.requests
     python3.pkgs.six
+
+    /* These deps are needed for the usrp_hwd.py utility, however even if they
+    would have been added here, the utility wouldn't have worked because it
+    depends on an old python library mprpc that is not supported for Python >
+    3.8. See also report upstream:
+    https://github.com/EttusResearch/uhd/issues/744
+
+    python3.pkgs.gevent
+    python3.pkgs.pyudev
+    python3.pkgs.pyroute2
+
+    */
   ];
   passthru = {
     runtimePython = python3.withPackages (ps: finalAttrs.pythonPath);