diff --git a/dwc2.ko b/dwc2.ko
new file mode 100644
index 0000000..c43ba24
Binary files /dev/null and b/dwc2.ko differ
diff --git a/gadget.patch b/gadget.patch
new file mode 100644
index 0000000..015c8ee
--- /dev/null
+++ b/gadget.patch
@@ -0,0 +1,10 @@
+1210,1218d1209
+<         /* Prints setup requests */
+<         printk("USB DWC2 REQ %02x %02x %04x %04x %04x\n",
+<                 ctrl->bRequestType,
+<                 ctrl->bRequest,
+<                 ctrl->wValue,
+<                 ctrl->wIndex,
+<                 ctrl->wLength);
+< 
+< 
diff --git a/usbreq.sh b/usbreq.sh
new file mode 100644
index 0000000..2a9b905
--- /dev/null
+++ b/usbreq.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+# s means Setup, 
+# 80 means device to host (bmRequestType), 
+# 06 means get descriptors (bRequest), 
+# 03xx means string descriptors (wValue)
+#WLENGTHS=`cat /tmp/0.mon.out | grep "s 80 06 03" | cut -d " " -f 10`
+WLENGTHS=`dmesg | grep "USB DWC2 REQ 80 06 03" | tee /home/pi/umap/usbreq.log | cut -d "]" -f 2 | cut -d " " -f 9`
+TOTAL=0
+COUNTER=0
+for i in $WLENGTHS; do
+    if [ "$i" = "00ff" ]; then
+        let COUNTER=COUNTER+1 
+    fi
+    let TOTAL=TOTAL+1
+    #echo wLength: $i
+done
+#echo $COUNTER
+if [ $TOTAL -eq 0 ]; then
+    echo Unknown
+    exit
+fi
+#echo $COUNTER
+if [ $COUNTER -eq 0 ]; then
+    echo MacOs
+#elif [ $COUNTER -eq $TOTAL ]; then
+#    echo Linux
+else
+     echo Other
+#    echo Windows
+fi
+