From 2578d3d26d4b79f281f46ca36faf6d0c67edbace Mon Sep 17 00:00:00 2001
From: travisutk <travisutk@12e2690d-a6be-4b82-a7b7-67c4a43b65c8>
Date: Mon, 22 Jun 2009 23:01:37 +0000
Subject: [PATCH] Chipcon debugger is working. Can't yet write flash memory.

git-svn-id: https://svn.code.sf.net/p/goodfet/code/trunk@52 12e2690d-a6be-4b82-a7b7-67c4a43b65c8
---
 client/GoodFET.py               | 31 ++++++++++-
 client/goodfet.cc               | 98 +++++++++++++++++++++++++++++++++
 firmware/apps/chipcon/chipcon.c |  2 +
 3 files changed, 130 insertions(+), 1 deletion(-)
 create mode 100755 client/goodfet.cc

diff --git a/client/GoodFET.py b/client/GoodFET.py
index 94737ba..263e368 100755
--- a/client/GoodFET.py
+++ b/client/GoodFET.py
@@ -116,6 +116,23 @@ class GoodFET:
         """Move the FET into the MSP430 JTAG application."""
         print "Initializing MSP430.";
         self.writecmd(0x11,0x10,0,self.data);
+    def CCsetup(self):
+        """Move the FET into the CC2430/CC2530 application."""
+        print "Initializing Chipcon.";
+        self.writecmd(0x30,0x10,0,self.data);
+    def CCrd_config(self):
+        """Read the config register of a Chipcon."""
+        self.writecmd(0x30,0x82,0,self.data);
+        return ord(self.data[0]);
+    def CCwr_config(self,config):
+        """Write the config register of a Chipcon."""
+        self.writecmd(0x30,0x81,1,[config&0xFF]);
+    def CCident(self):
+        """Get a chipcon's ID."""
+        self.writecmd(0x30,0x8B,0,None);
+        chip=ord(self.data[0]);
+        rev=ord(self.data[1]);
+        return (chip<<8)+rev;
     def MSP430peek(self,adr):
         """Read the contents of memory at an address."""
         self.data=[adr&0xff, (adr&0xff00)>>8];
@@ -132,6 +149,15 @@ class GoodFET:
         self.writecmd(0x11,0x20,0,self.data);
         ident=self.MSP430ident();
         print "Target identifies as %04x." % ident;
+    
+    def CCstart(self):
+        """Start debugging."""
+        self.writecmd(0x30,0x20,0,self.data);
+        ident=self.CCident();
+        print "Target identifies as %04x." % ident;
+    def CCstop(self):
+        """Stop debugging."""
+        self.writecmd(0x30,0x21,0,self.data);
         
     def MSP430stop(self):
         """Stop debugging."""
@@ -202,4 +228,7 @@ class GoodFET:
         while i<end:
             print "%04x %04x" % (i, self.MSP430peek(i));
             i+=2;
-    
+
+    def CCtest(self):
+        self.CCstop();
+        print "Done.";
diff --git a/client/goodfet.cc b/client/goodfet.cc
new file mode 100755
index 0000000..27941a7
--- /dev/null
+++ b/client/goodfet.cc
@@ -0,0 +1,98 @@
+#!/usr/bin/env python
+
+import sys;
+import binascii;
+
+from GoodFET import GoodFET;
+from intelhex import IntelHex16bit;
+
+
+
+if(len(sys.argv)==1):
+    print "Usage: %s verb [objects]\n" % sys.argv[0];
+    print "%s test" % sys.argv[0];
+    print "%s dump $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+    print "%s erase" % sys.argv[0];
+    print "%s flash $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+    print "%s verify $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+    sys.exit();
+
+#Initailize FET and set baud rate
+client=GoodFET();
+client.serInit("/dev/ttyUSB0")
+
+
+
+#Connect to target
+client.CCsetup();
+client.CCstart();
+
+#client.setBaud(2);
+
+if(sys.argv[1]=="monitortest"):
+    client.monitortest();
+if(sys.argv[1]=="test"):
+    client.CCtest();
+if(sys.argv[1]=="dump"):
+    f = sys.argv[2];
+    start=0x0200;
+    stop=0xFFFF;
+    if(len(sys.argv)>3):
+        start=int(sys.argv[3],16);
+    if(len(sys.argv)>4):
+        stop=int(sys.argv[4],16);
+    
+    print "Dumping from %04x to %04x as %s." % (start,stop,f);
+    h = IntelHex16bit(None);
+    i=start;
+    while i<stop:
+        h[i>>1]=client.MSP430peek(i);
+        if(i%0x100==0):
+            print "Dumped %04x."%i;
+        i+=2;
+    h.write_hex_file(f);
+if(sys.argv[1]=="erase"):
+    client.MSP430masserase();
+if(sys.argv[1]=="ivt"):
+    client.MSP430dumpmem(0xFFE0,0xFFFF);
+if(sys.argv[1]=="flash"):
+    f=sys.argv[2];
+    start=0;
+    stop=0xFFFF;
+    if(len(sys.argv)>3):
+        start=int(sys.argv[3],16);
+    if(len(sys.argv)>4):
+        stop=int(sys.argv[4],16);
+    
+    h = IntelHex16bit(f);
+    
+    client.MSP430masserase();
+    for i in h._buf.keys():
+        #print "%04x: %04x"%(i,h[i>>1]);
+        if(i>=start and i<stop  and i&1==0):
+            client.MSP430writeflash(i,h[i>>1]);
+            if(i%0x100==0):
+                print "%04x" % i;
+if(sys.argv[1]=="flashtest"):
+    client.MSP430flashtest();
+if(sys.argv[1]=="verify"):
+    f=sys.argv[2];
+    start=0;
+    stop=0xFFFF;
+    if(len(sys.argv)>3):
+        start=int(sys.argv[3],16);
+    if(len(sys.argv)>4):
+        stop=int(sys.argv[4],16);
+    
+    h = IntelHex16bit(f);
+    for i in h._buf.keys():
+        if(i>=start and i<stop and i&1==0):
+            peek=client.MSP430peek(i)
+            if(h[i>>1]!=peek):
+                print "ERROR at %04x, found %04x not %04x"%(i,peek,h[i>>1]);
+            if(i%0x100==0):
+                print "%04x" % i;
+
+
+#client.MSP430releasecpu();
+#client.MSP430stop();
diff --git a/firmware/apps/chipcon/chipcon.c b/firmware/apps/chipcon/chipcon.c
index e2fbcb4..49aa7d8 100644
--- a/firmware/apps/chipcon/chipcon.c
+++ b/firmware/apps/chipcon/chipcon.c
@@ -139,12 +139,14 @@ void cchandle(unsigned char app,
     break;
   case START://enter debugger
     ccdebuginit();
+    txdata(app,verb,0);
     break;
   case STOP://exit debugger
     //Take RST low, then high.
     P5OUT&=~RST;
     CCDELAY(CCSPEED);
     P5OUT|=RST;
+    txdata(app,verb,0);
     break;
   case SETUP:
     ccsetup();
-- 
2.20.1