bam: init usb-resetter

2configs/bam/usb-resetter.nix

@@ -0,0 +1,17 @@
+{ pkgs, ... }:
+let
+  pkg = pkgs.writeDash "reset_usb_controllers.sh" ''
+    ${pkgs.pciutils}/bin/lspci -D | grep -e 'USB controller:.*xHCI Controller' \
+      | awk '{print $1}') \
+      | while read usb_controller_address; do
+        echo "$usb_controller_address" | sudo tee '/sys/bus/pci/drivers/xhci_hcd/unbind';
+        sleep 1;
+        echo "$usb_controller_address" | sudo tee '/sys/bus/pci/drivers/xhci_hcd/bind';
+    done
+  '';
+in
+  {
+    services.udev.extraRules = [
+      ''ACTION=="offline", SUBSYSTEM=="usb", KERNEL=="usb2",ATTRS{idVendor}=="*", ATTRS{idProduct}=="*", RUN+="${reset_script}"''
+    ];
+}