From 0df4b801a34697f2058b4a7b95e08d2a0576c9db Mon Sep 17 00:00:00 2001
From: Ben Hilburn <ben.hilburn@ettus.com>
Date: Thu, 10 Oct 2013 10:17:27 -0700
Subject: Squashed B200 FPGA Source. Code from Josh Blum, Ian Buckley, and Matt
 Ettus.

---
 fpga/usrp3/top/python/check_inout.py | 51 ++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100755 fpga/usrp3/top/python/check_inout.py

(limited to 'fpga/usrp3/top/python/check_inout.py')

diff --git a/fpga/usrp3/top/python/check_inout.py b/fpga/usrp3/top/python/check_inout.py
new file mode 100755
index 000000000..d3b63dc34
--- /dev/null
+++ b/fpga/usrp3/top/python/check_inout.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+#
+# Copyright 2010 Ettus Research LLC
+#
+
+
+# Description:
+# generates a list of inputs and outputs from the top-level Verilog file and cross-references them to the .ucf.
+# outputs errors for pins that aren't found in the UCF, checks for capitalization errors and other common mistakes
+
+import sys
+import re
+
+if __name__=='__main__':
+  if len(sys.argv) == 2:
+    print "Usage: %s <top level Verilog file> <pin definition UCF>"
+    sys.exit(-1)
+
+  verilog_filename = sys.argv[1]
+  ucf_filename = sys.argv[2]
+
+  verilog_file = open(verilog_filename, 'r')
+  ucf_file = open(ucf_filename, 'r')
+
+  verilog_iolist = list()
+  ucf_iolist = list()
+
+  #read in all input, inout, and output declarations and compile a list
+  for line in verilog_file:
+    for match in re.findall(r"(?:input|inout|output) (?:reg )*(?:\[.*\] )*(\w+)", line.split("//")[0]):
+      verilog_iolist.append(match)
+
+  for line in ucf_file:
+      m = re.search(r"""NET "(\w+).*" """, line.split("#")[0])
+      if m is not None:
+        ucf_iolist.append(m.group(1))
+
+  #now find corresponding matches and error when you don't find one
+  #we search for .v defs without matching .ucf defs since the reverse isn't necessarily a problem
+  err = False
+
+  for item in verilog_iolist:
+    if item not in ucf_iolist:
+      print "Error: %s appears in the top-level Verilog file, but is not in the UCF definition file!" % item
+      err = True
+
+  if err:
+    sys.exit(-1)
+
+  print "No errors found."
+  sys.exit(0)
-- 
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