import sys;
import binascii;
+import array;
from GoodFET import GoodFET;
from intelhex import IntelHex;
#Initailize FET and set baud rate
client=GoodFET();
-client.serInit("/dev/ttyUSB0")
+client.serInit()
+
client.SPIsetup();
+#Dummy read.
+#Might read as all ones if chip has a startup delay.
+client.SPIjedec();
+
if(sys.argv[1]=="test"):
result="";
dropped=0;
if(len(sys.argv)>4):
stop=int(sys.argv[4],16);
-
-
print "Dumping code from %06x to %06x as %s." % (start,stop,f);
file = open(f, mode='wb')
file.write(j);
i+=1;
file.close()
+if(sys.argv[1]=="flash"):
+ f = sys.argv[2];
+ start=0x0000;
+ stop=0x100000; #TODO, adjust this by the JEDEC size parameter.
+ if(len(sys.argv)>3):
+ start=int(sys.argv[3],16);
+ if(len(sys.argv)>4):
+ stop=int(sys.argv[4],16);
+
+ print "Flashing code from %06x to %06x with %s." % (start,stop,f);
+ file = open(f, mode='rb')
+
+ i=start;
+ chars=list(file.read());
+ chunksize=0x80;
+
+ while i<=stop:
+ bytes=range(0,chunksize);
+ for j in range(0,chunksize):
+ bytes[j]=ord(chars[i+j]);
+ #client.SPIpokebyte(i,ord(chars[i]));
+ client.SPIpokebytes(i,bytes);
+
+ i+=chunksize;
+ if(i%0x100==0):
+ print "Flashed %06x."%i;
+ file.close()
+
+
if(sys.argv[1]=="erase"):
client.SPIchiperase();
if(len(sys.argv)>3):
val=int(sys.argv[3],16);
print "Poking %06x to become %02x." % (start,val);
- client.SPIpokebyte(start,val);
-
+
+ while client.SPIpeek(start)!=val:
+ client.SPIpokebyte(start,val);
+ print "Poked to %02x" % client.SPIpeek(start);