import sys;
import binascii;
+import array;
-from GoodFET import GoodFET;
+from GoodFETSPI import GoodFETSPIFlash;
from intelhex import IntelHex;
if(len(sys.argv)==1):
print "Usage: %s verb [objects]\n" % sys.argv[0];
print "%s info" % sys.argv[0];
- print "%s dump $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+ print "%s dump $foo.rom [0x$start 0x$stop]" % sys.argv[0];
print "%s erase" % sys.argv[0];
- print "%s write $foo.hex [0x$start 0x$stop]" % sys.argv[0];
- print "%s verify $foo.hex [0x$start 0x$stop]" % sys.argv[0];
+ print "%s flash $foo.rom [0x$start 0x$stop]" % sys.argv[0];
+ print "%s verify $foo.rom [0x$start 0x$stop]" % sys.argv[0];
print "%s peek 0x$start [0x$stop]" % sys.argv[0];
print "%s poke 0x$adr 0x$val" % sys.argv[0];
sys.exit();
-#Initailize FET and set baud rate
-client=GoodFET();
-client.serInit("/dev/ttyUSB0")
+#Initialize FET and set baud rate
+client=GoodFETSPIFlash();
+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;
print "Some success, some failures. Is a wire loose?";
else:
print "All reads succeeded. Wiring is probably good.";
-
+ print "Erasing.";
+ client.SPIchiperase();
+ print "Testing erase.";
+ data=client.SPIpeekblock(0);
+ for i in data:
+ if ord(i)!=0xFF:
+ print "ERROR not properly erased!";
+ data=range(0,10);
+ client.SPIpokebytes(0,data);
+ print "Testing flash write.";
+ for i in data:
+ if(client.SPIpeek(i)!=i):
+ print "%06x not properly poked to %02x" % (i,i);
+ print "Test complete.";
if(sys.argv[1]=="info"):
data=client.SPIjedec();
- print "Ident as %s\nManufacturer: %02x %s\nType: %02x\nCapacity: %02x" % (
+ print "Ident as %s\nManufacturer: %02x %s\nType: %02x\nCapacity: %02x (%i bytes)" % (
client.SPIjedecstr(),
ord(data[1]),client.SPIjedecmanstr(),
ord(data[2]),
- ord(data[3]));
+ ord(data[3]),
+ client.JEDECsize);
if(sys.argv[1]=="dump"):
f = sys.argv[2];
start=0x0000;
- stop=0xFFFF;
+ stop=client.JEDECsize;
if(len(sys.argv)>3):
start=int(sys.argv[3],16);
if(len(sys.argv)>4):
stop=int(sys.argv[4],16);
- print "Dumping code from %04x to %04x as %s." % (start,stop,f);
- h = IntelHex(None);
+ print "Dumping code from %06x to %06x as %s." % (start,stop,f);
+ file = open(f, mode='wb')
+
i=start;
while i<=stop:
- h[i>>1]=client.SPIpeek(i);
- if(i%0x100==0):
- print "Dumped %04x."%i;
- i+=1;
- h.write_hex_file(f);
+ data=client.SPIpeekblock(i);
+ #if(i%0x1000==0):
+ print "Dumped %06x."%i;
+ for j in data:
+ if i<stop: file.write(j);
+ i+=1;
+ file.close()
+
+if(sys.argv[1]=="verify"):
+ f = sys.argv[2];
+ start=0x0000;
+ stop=client.JEDECsize;
+ if(len(sys.argv)>3):
+ start=int(sys.argv[3],16);
+ if(len(sys.argv)>4):
+ stop=int(sys.argv[4],16);
+
+ print "Verifying code from %06x to %06x as %s." % (start,stop,f);
+ file = open(f, mode='rb')
+
+ i=start;
+ bytes=0;
+ while i<=stop:
+ data=client.SPIpeekblock(i);
+ print "Verified %06x." % i;
+ for j in data:
+ if i<stop:
+ #bits|=ord(file.read(1))^ord(j);
+ a=ord(file.read(1));
+ b=ord(j);
+ if a!=b:
+ print "%06x: %02x/%02x" % (i,a,b);
+ bytes+=1;
+ i+=1;
+ if bytes!=0:
+ print "%i bytes don't match." % bytes
+
+ file.close()
+
+if(sys.argv[1]=="flash"):
+ f = sys.argv[2];
+ start=0x0000;
+ stop=client.JEDECsize;
+
+ 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);
+ print "FIXME This might fail if the file is of an odd size.";
+ file = open(f, mode='rb')
+
+ i=start;
+ chars=list(file.read());
+ chunksize=0x100;
+
+ while i<=stop:
+ bytes=range(0,chunksize);
+ for j in range(0,chunksize):
+ bytes[j]=ord(chars[i+j]);
+ client.SPIpokebytes(i,bytes);
+
+ i+=chunksize;
+ if(i%0x1000==0):
+ print "Flashed %06x."%i;
+
+
+ file.close()
+
if(sys.argv[1]=="erase"):
- print "Status: %s" % client.CCstatusstr();
- client.CCchiperase();
- print "Status: %s" %client.CCstatusstr();
+ client.SPIchiperase();
if(sys.argv[1]=="peek"):
start=0x0000;
stop=start;
if(len(sys.argv)>3):
stop=int(sys.argv[3],16);
- print "Peeking from %04x to %04x." % (start,stop);
+ print "Peeking from %06x to %06x." % (start,stop);
while start<=stop:
- print "%04x: %02x" % (start,client.SPIpeek(start));
+ print "%06x: %02x" % (start,client.SPIpeek(start));
start=start+1;
-# if(sys.argv[1]=="poke"):
-# start=0x0000;
-# val=0x00;
-# if(len(sys.argv)>2):
-# start=int(sys.argv[2],16);
-# if(len(sys.argv)>3):
-# val=int(sys.argv[3],16);
-# print "Poking %04x to become %02x." % (start,val);
-# client.CCpokedatabyte(start,val);
+if(sys.argv[1]=="poke"):
+ start=0x0000;
+ val=0x00;
+ if(len(sys.argv)>2):
+ start=int(sys.argv[2],16);
+ if(len(sys.argv)>3):
+ val=int(sys.argv[3],16);
+ print "Poking %06x to become %02x." % (start,val);
+
+ while client.SPIpeek(start)!=val:
+ client.SPIpokebyte(start,val);
+ print "Poked to %02x" % client.SPIpeek(start);