# This code is ugly as sin, for bootstrapping the firmware only.
# Rewrite cleanly as soon as is convenient.
-import sys, time, string, cStringIO, struct
-#sys.path.append("/usr/lib/tinyos")
-import serial
+import sys, time, string, cStringIO, struct, glob, serial
class GoodFET:
self.data=[0];
def timeout(self):
print "timout\n";
- def serInit(self, port):
+ def serInit(self, port=None):
"""Open the serial port"""
+
+ if port is None:
+ glob_list = glob.glob("/dev/tty.usbserial*");
+ if len(glob_list) > 0:
+ port = glob_list[0];
+ if port is None:
+ glob_list = glob.glob("/dev/ttyUSB*");
+ if len(glob_list) > 0:
+ port = glob_list[0];
+
self.serialport = serial.Serial(
port,
#9600,
self.data=[address&0xff,address>>8,value];
self.writecmd(0,0x03,3,self.data);
return ord(self.data[0]);
+ def dumpmem(self,begin,end):
+ i=begin;
+ while i<end:
+ print "%04x %04x" % (i, self.peekword(i));
+ i+=2;
+ def monitor_ram_pattern(self):
+ """Overwrite all of RAM with 0xBEEF."""
+ self.writecmd(0,0x90,0,self.data);
+ return;
+ def monitor_ram_depth(self):
+ """Determine how many bytes of RAM are unused by looking for 0xBEEF.."""
+ self.writecmd(0,0x91,0,self.data);
+ return ord(self.data[0])+(ord(self.data[1])<<8);
def setBaud(self,baud):
rates=[9600, 9600, 19200, 38400];
self.data=[baud];
def SPIsetup(self):
"""Moved the FET into the SPI application."""
self.writecmd(0x01,0x10,0,self.data); #SPI/SETUP
- #self.readcmd();
+
def SPItrans8(self,byte):
"""Read and write 8 bits by SPI."""
data=self.SPItrans([byte]);
JEDECmanufacturers={0xFF: "MISSING",
0xEF: "Winbond",
- 0xC2: "MXIC"};
+ 0xC2: "MXIC",
+ 0x20: "Numonyx/ST"
+ };
JEDECdevices={0xFFFFFF: "MISSING",
0xEF3014: "W25X80L",
0xEF3012: "W25X20L",
0xEF3011: "W25X10L",
0xC22014: "MX25L8005",
- 0xC22013: "MX25L4005"
+ 0xC22013: "MX25L4005",
+ 0x204011: "M45PE10"
};
def SPIjedec(self):
"""Grab an SPI Flash ROM's JEDEC bytes."""
self.writecmd(0x01,0x02,3,data);
return self.data;
+
def SPIpokebyte(self,adr,val):
- self.SPIwriteenable();
- data=[0x02,
- (adr&0xFF0000)>>16,
+ self.SPIpokebytes(adr,[val]);
+ def SPIpokebytes(self,adr,data):
+ #self.SPIwriteenable();
+ adranddata=[(adr&0xFF0000)>>16,
(adr&0xFF00)>>8,
- adr&0xFF,
- val];
- self.SPItrans(data);
+ adr&0xFF
+ ]+data;
+ self.writecmd(0x01,0x03,
+ len(adranddata),adranddata);
+
def SPIchiperase(self):
"""Mass erase an SPI Flash ROM."""
- self.SPIwriteenable();
- #Chip Erase
- data=[0xC7];
- self.SPItrans(data);
+ self.writecmd(0x01,0x81,0,[]);
def SPIwriteenable(self):
"""SPI Flash Write Enable"""
data=[0x06];
0xFF00:"CCmissing"};
def CCidentstr(self):
ident=self.CCident();
- chip=self.CCversions[ident&0xFF00];
+ chip=self.CCversions.get(ident&0xFF00);
return "%s/r%02x" % (chip, ident&0xFF);
def CCident(self):
"""Get a chipcon's ID."""
self.writecmd(0x30,0x20,0,self.data);
ident=self.CCidentstr();
print "Target identifies as %s." % ident;
- print "Status: %s." % self.CCstatusstr();
+ #print "Status: %s." % self.CCstatusstr();
self.CCreleasecpu();
self.CChaltcpu();
print "Status: %s." % self.CCstatusstr();
+
def CCstop(self):
"""Stop debugging."""
self.writecmd(0x30,0x21,0,self.data);