From 2191bf4695fe9a9cd6db53963809b91230a3d584 Mon Sep 17 00:00:00 2001
From: Travis Goodspeed <travis@radiantmachines.com>
Date: Thu, 30 Nov 2017 17:29:38 -0500
Subject: [PATCH] Functional, if scruffy, support for compiling a codeplug. #50

---
 bin/cc430-bsl.py        |  4 +++-
 bin/goodwatch-txt2cp.py | 18 +++++++++++++-----
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/bin/cc430-bsl.py b/bin/cc430-bsl.py
index a99c932..9269ebd 100755
--- a/bin/cc430-bsl.py
+++ b/bin/cc430-bsl.py
@@ -101,11 +101,13 @@ class BSL:
             self.serial.read(10);
     
     def unlock(self,
-               password="\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"):
+               password=None):
         """Unlocks the bootloader, optionally with a password."""
         
 
         #Password must be 32 bytes; read from a file otherwise.
+        if password==None:
+            password="\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"
         if len(password)!=32:
             password=self.passwordfromfile(password);
 
diff --git a/bin/goodwatch-txt2cp.py b/bin/goodwatch-txt2cp.py
index 31e73b1..45c1d01 100755
--- a/bin/goodwatch-txt2cp.py
+++ b/bin/goodwatch-txt2cp.py
@@ -16,8 +16,10 @@ def freqbytes(freq):
     FREQ0= num      & 0xFF
     return FREQ2, FREQ1, FREQ0;
 
+codeplugadr=0x1800;
 def handleline(line):
     """Handles one line of the file."""
+    global codeplugadr;
     if len(line)==0:   #Empty line.
         return;
     elif line[0]=='#': #Comment
@@ -27,22 +29,28 @@ def handleline(line):
         # and the second word ought to be the name (8 characters or
         # less).  Further words would be flags, but we ignore them for
         # now.
+        LEN=12;
         words=line.split();
         freq=float(words[0]);
         name=words[1];
+        namehex=name.encode('hex');
         assert(len(name)<=8);
+        while len(namehex)<16:
+            namehex='20'+namehex;
+        FLAGS=0;
         (FREQ2, FREQ1, FREQ0) = freqbytes(freq);
-        print("%8s := %f = 0x%02x%02x%02x" % (
-            name, freq,
-            FREQ2, FREQ1, FREQ0));
-        
+        CRC=0xFF;  #FIXME This checksum is wrong, but cc430-bsl.py doesn't bother to check.
+        print(":%02x%04x00%02x%02x%02x%02x%s%02x" %(
+            LEN, codeplugadr, FLAGS, FREQ2,FREQ1,FREQ0, namehex, CRC
+            ));
+        codeplugadr=codeplugadr+12;
     
 def convertcodeplug(infile, outfile):
     """Converts a codeplug textfile into an intel hex file for flashing."""
     i=open(infile,'r');
     for line in i:
         handleline(line.strip());
-
+    print ":00000001FF";
 
 
 if __name__=='__main__':