X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=notes%2Fpin%20maps%2Fparseit.py;fp=notes%2Fpin%20maps%2Fparseit.py;h=0aab5ba1d55ed9a898ddf4964a88fa5fd9346229;hb=1faf2ef76c719ed79e13b359591082854e739fa3;hp=0000000000000000000000000000000000000000;hpb=4d4dd5fe26e40418c9ca04dc31e661be9d22f7d7;p=matches%2FMCTX3420.git

diff --git a/notes/pin maps/parseit.py b/notes/pin maps/parseit.py
new file mode 100644
index 0000000..0aab5ba
--- /dev/null
+++ b/notes/pin maps/parseit.py	
@@ -0,0 +1,48 @@
+import sys, re, os
+#lut size of 93 (46 pins/header; 2 headers; padding for 1-indexed)
+
+def doit(x):
+    '''generate the lut from the csv'''
+    lut = {}
+    reverselut = {}
+    
+    with open(x) as f:
+        for line in f:
+            m = re.search("P(\d)_(\d+),(\d+)", line)
+            header = int(m.group(1))
+            pin = int(m.group(2))
+            gpionum = int(m.group(3))
+
+            if header==8:
+                header = 0
+            else:
+                header = 1
+
+            lut[header*46+pin] = gpionum
+            reverselut[gpionum] = header*46+pin
+    lutarr = []
+    reverselutarr =[]
+    
+    for i in range(0, 93):
+        lutarr.append(lut.get(i, 0))
+
+    for i in range(0, 128):
+        reverselutarr.append(reverselut.get(i, 0))
+        
+    return (lutarr, reverselutarr)
+
+def printlut(lut, name="g_gpio_lut"):
+    '''print the lut for C'''
+    rowsize = 14
+    print("const char %s[%d] = {" % (name, len(lut)))
+    low = 0
+    high = rowsize
+    for i in range(0, len(lut), rowsize):
+        print("\t", end="")
+        print(*("%3d" % g for g in lut[low:high]), sep=', ')
+        low = high
+        high += rowsize
+    print("}")
+
+
+