- 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]);
-
- CCversions={0x0100:"CC1110",
- 0x8500:"CC2430",
- 0x8900:"CC2431",
- 0x8100:"CC2510",
- 0x9100:"CC2511",
- 0xFF00:"CCmissing"};
- def CCidentstr(self):
- ident=self.CCident();
- chip=self.CCversions.get(ident&0xFF00);
- return "%s/r%02x" % (chip, ident&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 CCgetPC(self):
- """Get a chipcon's PC."""
- self.writecmd(0x30,0x83,0,None);
- hi=ord(self.data[0]);
- lo=ord(self.data[1]);
- return (hi<<8)+lo;
- def CCdebuginstr(self,instr):
- self.writecmd(0x30,0x88,len(instr),instr);
- return ord(self.data[0]);
- def MSP430peek(self,adr):
- """Read the contents of memory at an address."""
- self.data=[adr&0xff, (adr&0xff00)>>8];
- self.writecmd(0x11,0x02,2,self.data);
- return ord(self.data[0])+(ord(self.data[1])<<8);
- def CCpeekcodebyte(self,adr):
- """Read the contents of code memory at an address."""
- self.data=[adr&0xff, (adr&0xff00)>>8];
- self.writecmd(0x30,0x90,2,self.data);
- return ord(self.data[0]);
- def CCpeekdatabyte(self,adr):
- """Read the contents of data memory at an address."""
- self.data=[adr&0xff, (adr&0xff00)>>8];
- self.writecmd(0x30,0x91, 2, self.data);
- return ord(self.data[0]);
- def CCpokedatabyte(self,adr,val):
- """Write a byte to data memory."""
- self.data=[adr&0xff, (adr&0xff00)>>8, val];
- self.writecmd(0x30, 0x92, 3, self.data);
- return ord(self.data[0]);
- def CCchiperase(self):
- """Erase all of the target's memory."""
- self.writecmd(0x30,0x80,0,None);
- def CCstatus(self):
- """Check the status."""
- self.writecmd(0x30,0x84,0,None);
- return ord(self.data[0])
- CCstatusbits={0x80 : "erased",
- 0x40 : "pcon_idle",
- 0x20 : "halted",
- 0x10 : "pm0",
- 0x08 : "halted",
- 0x04 : "locked",
- 0x02 : "oscstable",
- 0x01 : "overflow"};
- def CCstatusstr(self):
- """Check the status as a string."""
- status=self.CCstatus();
- str="";
- i=1;
- while i<0x100:
- if(status&i):
- str="%s %s" %(self.CCstatusbits[i],str);
- i*=2;
- return str;
- def MSP430poke(self,adr,val):
- """Read the contents of memory at an address."""
- self.data=[adr&0xff, (adr&0xff00)>>8, val&0xff, (val&0xff00)>>8];
- self.writecmd(0x11,0x03,4,self.data);
- return;# ord(self.data[0])+(ord(self.data[1])<<8);
- def MSP430start(self):
- """Start debugging."""
- 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.CCidentstr();
- print "Target identifies as %s." % ident;
- #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);
- def CCstep_instr(self):
- """Step one instruction."""
- self.writecmd(0x30,0x89,0,self.data);
- def MSP430stop(self):
- """Stop debugging."""
- self.writecmd(0x11,0x21,0,self.data);
- def MSP430haltcpu(self):
- """Halt the CPU."""
- self.writecmd(0x11,0xA0,0,self.data);
- def MSP430releasecpu(self):
- """Resume the CPU."""
- self.writecmd(0x11,0xA1,0,self.data);
- def CChaltcpu(self):
- """Halt the CPU."""
- self.writecmd(0x30,0x86,0,self.data);
- def CCreleasecpu(self):
- """Resume the CPU."""
- self.writecmd(0x30,0x87,0,self.data);
- def MSP430shiftir8(self,ins):
- """Shift the 8-bit Instruction Register."""
- data=[ins];
- self.writecmd(0x11,0x80,1,data);
- return ord(self.data[0]);
- def MSP430shiftdr16(self,dat):
- """Shift the 16-bit Data Register."""
- data=[dat&0xFF,(dat&0xFF00)>>8];
- self.writecmd(0x11,0x81,2,data);
- return ord(self.data[0])#+(ord(self.data[1])<<8);
- def MSP430setinstrfetch(self):
- """Set the instruction fetch mode."""
- self.writecmd(0x11,0xC1,0,self.data);
- return self.data[0];
- def MSP430ident(self):
- """Grab self-identification word from 0x0FF0 as big endian."""
- i=self.MSP430peek(0x0ff0);
- return ((i&0xFF00)>>8)+((i&0xFF)<<8)
- def MSP430test(self):
- """Test MSP430 JTAG. Requires that a chip be attached."""
- if self.MSP430ident()==0xffff:
- print "Is anything connected?";
- print "Testing RAM.";
- temp=self.MSP430peek(0x0200);
- self.MSP430poke(0x0200,0xdead);
- if(self.MSP430peek(0x0200)!=0xdead):
- print "Poke of 0x0200 did not set to 0xDEAD properly.";
- return;
- self.MSP430poke(0x0200,temp); #restore old value.
- def MSP430flashtest(self):
- self.MSP430masserase();
- i=0x2500;
- while(i<0xFFFF):
- if(self.MSP430peek(i)!=0xFFFF):
- print "ERROR: Unerased flash at %04x."%i;
- self.MSP430writeflash(i,0xDEAD);
- i+=2;
- def MSP430masserase(self):
- """Erase MSP430 flash memory."""
- self.writecmd(0x11,0xE3,0,None);
- def MSP430writeflash(self,adr,val):
- """Write a word of flash memory."""
- if(self.MSP430peek(adr)!=0xFFFF):
- print "FLASH ERROR: %04x not clear." % adr;
- data=[adr&0xFF,(adr&0xFF00)>>8,val&0xFF,(val&0xFF00)>>8];
- self.writecmd(0x11,0xE1,4,data);
- rval=ord(self.data[0])+(ord(self.data[1])<<8);
- if(val!=rval):
- print "FLASH WRITE ERROR AT %04x. Found %04x, wrote %04x." % (adr,rval,val);
-
- def MSP430dumpbsl(self):
- self.MSP430dumpmem(0xC00,0xfff);
- def MSP430dumpallmem(self):
- self.MSP430dumpmem(0x200,0xffff);
- def MSP430dumpmem(self,begin,end):
- i=begin;
- while i<end:
- print "%04x %04x" % (i, self.MSP430peek(i));
- i+=2;
- def CCtest(self):
- self.CCreleasecpu();
- self.CChaltcpu();
- #print "Status: %s" % self.CCstatusstr();
-
- #Grab ident three times, should be equal.
- ident1=self.CCident();
- ident2=self.CCident();
- ident3=self.CCident();
- if(ident1!=ident2 or ident2!=ident3):
- print "Error, repeated ident attempts unequal."
- print "%04x, %04x, %04x" % (ident1, ident2, ident3);
-
- #Single step, printing PC.
- print "Tracing execution at startup."
- for i in range(1,15):
- pc=self.CCgetPC();
- byte=self.CCpeekcodebyte(i);
- #print "PC=%04x, %02x" % (pc, byte);
- self.CCstep_instr();
-
- print "Verifying that debugging a NOP doesn't affect the PC."
- for i in range(1,15):
- pc=self.CCgetPC();
- self.CCdebuginstr([0x00]);
- if(pc!=self.CCgetPC()):
- print "ERROR: PC changed during CCdebuginstr([NOP])!";
-
-
- #print "Status: %s." % self.CCstatusstr();
- #Exit debugger
- self.CCstop();
- print "Done.";