From 7fdc6a2c1b5799221f5d89d5f935cfe7dad4ccd2 Mon Sep 17 00:00:00 2001
From: Brian Cully <bjc@kublai.com>
Date: Sun, 11 Aug 2019 19:01:34 -0400
Subject: Move usb controller stuff to usb directory.

---
 usb/find-serial-port | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 usb/find-serial-port

(limited to 'usb/find-serial-port')

diff --git a/usb/find-serial-port b/usb/find-serial-port
new file mode 100755
index 0000000..62e2c0c
--- /dev/null
+++ b/usb/find-serial-port
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+if [ $# -ne 2 ]; then
+    echo "Usage: $0 vid pid" >&2
+    exit 1
+fi
+
+prefix=/dev/serial/by-id
+
+for dev in `ls $prefix`; do
+    if [ `udevadm info -q property --name $prefix/$dev | egrep -i "ID_VENDOR_ID=($1)|ID_MODEL_ID=($2)" | wc -l` -eq 2 ]; then
+        echo `readlink -f $prefix/$dev`
+        exit 0
+    fi
+done
+exit 2
-- 
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