git.rot13.org Git - goodfet/blob - client/GoodFETCC.py

   1 #!/usr/bin/env python
   2 # GoodFET Client Library
   3 #
   4 # (C) 2009 Travis Goodspeed <travis at radiantmachines.com>
   5 #
   6 # This code is being rewritten and refactored.  You've been warned!
   7
   8 import sys;
   9 import binascii;
  10
  11 from GoodFET import GoodFET;
  12 from intelhex import IntelHex;
  13
  14 import xml.dom.minidom, time;
  15
  16 class GoodFETCC(GoodFET):
  17     """A GoodFET variant for use with Chipcon 8051 Zigbee SoC."""
  18     APP=0x30;
  19
  20
  21
  22
  23     smartrfpath="/opt/smartrf7";
  24     def loadsymbols(self):
  25         try: self.SRF_loadsymbols();
  26         except:
  27             if self.verbose>0: print "SmartRF not found at %s." % self.smartrfpath;
  28     def SRF_chipdom(self,chip="cc1110", doc="register_definition.xml"):
  29         fn="%s/config/xml/%s/%s" % (self.smartrfpath,chip,doc);
  30         #print "Opening %s" % fn;
  31         return xml.dom.minidom.parse(fn)
  32
  33     def CMDrs(self,args=[]):
  34         """Chip command to grab the radio state."""
  35         try:
  36             self.SRF_radiostate();
  37         except:
  38             print "Error printing radio state.";
  39             print "SmartRF not found at %s." % self.smartrfpath;
  40     def SRF_bitfieldstr(self,bf):
  41         name="unused";
  42         start=0;
  43         stop=0;
  44         access="";
  45         reset="0x00";
  46         description="";
  47         for e in bf.childNodes:
  48             if e.localName=="Name" and e.childNodes: name= e.childNodes[0].nodeValue;
  49             elif e.localName=="Start": start=e.childNodes[0].nodeValue;
  50             elif e.localName=="Stop": stop=e.childNodes[0].nodeValue;
  51         return "   [%s:%s] %30s " % (start,stop,name);
  52     def SRF_radiostate(self):
  53         ident=self.CCident();
  54         chip=self.CCversions.get(ident&0xFF00);
  55         dom=self.SRF_chipdom(chip,"register_definition.xml");
  56         for e in dom.getElementsByTagName("registerdefinition"):
  57             for f in e.childNodes:
  58                 if f.localName=="DeviceName":
  59                     print "// %s RadioState" % (f.childNodes[0].nodeValue);
  60                 elif f.localName=="Register":
  61                     name="unknownreg";
  62                     address="0xdead";
  63                     description="";
  64                     bitfields="";
  65                     for g in f.childNodes:
  66                         if g.localName=="Name":
  67                             name=g.childNodes[0].nodeValue;
  68                         elif g.localName=="Address":
  69                             address=g.childNodes[0].nodeValue;
  70                         elif g.localName=="Description":
  71                             if g.childNodes:
  72                                 description=g.childNodes[0].nodeValue;
  73                         elif g.localName=="Bitfield":
  74                             bitfields+="%17s/* %-50s */\n" % ("",self.SRF_bitfieldstr(g));
  75                     #print "SFRX(%10s, %s); /* %50s */" % (name,address, description);
  76                     print "%-10s=0x%02x; /* %-50s */" % (
  77                         name,self.CCpeekdatabyte(eval(address)), description);
  78                     if bitfields!="": print bitfields.rstrip();
  79     def RF_setfreq(self,frequency):
  80         """Set the frequency in Hz."""
  81         #FIXME CC1110 specific
  82
  83         hz=frequency;
  84         freq=int(hz/396.728515625);
  85
  86         freq0=freq&0xFF;
  87         freq1=(freq&0xFF00)>>8;
  88         freq2=(freq&0xFF0000)>>16;
  89
  90         self.pokebysym("FREQ2",freq2);
  91         self.pokebysym("FREQ1",freq1);
  92         self.pokebysym("FREQ0",freq0);
  93
  94
  95     def RF_getfreq(self):
  96         """Get the frequency in Hz."""
  97         #FIXME CC1110 specific
  98
  99         #return (2400+self.peek(0x05))*10**6
 100         #self.poke(0x05,chan);
 101
 102         #freq2=self.CCpeekdatabyte(0xdf09);
 103         #freq1=self.CCpeekdatabyte(0xdf0a);
 104         #freq0=self.CCpeekdatabyte(0xdf0b);
 105         freq=0;
 106         try:
 107             freq2=self.peekbysym("FREQ2");
 108             freq1=self.peekbysym("FREQ1");
 109             freq0=self.peekbysym("FREQ0");
 110             freq=(freq2<<16)+(freq1<<8)+freq0;
 111         except:
 112             freq=0;
 113
 114         hz=freq*396.728515625;
 115
 116         return hz;
 117
 118     def shellcode(self,code,wait=1):
 119         """Copy a block of code into RAM and execute it."""
 120         i=0;
 121         ram=0xF000;
 122         for byte in code:
 123             self.pokebyte(0xF000+i,byte);
 124             i=i+1;
 125         #print "Code loaded, executing."
 126         self.CCdebuginstr([0x02, 0xf0, 0x00]); #ljmp 0xF000
 127         self.resume();
 128         while wait>0 and (0==self.CCstatus()&0x20):
 129             time.sleep(0.1);
 130             #print "Waiting for shell code to return.";
 131         return;
 132     def CC1110_crystal(self):
 133         """Start the main crystal of the CC1110 oscillating, needed for radio use."""
 134         code=[0x53, 0xBE, 0xFB, #anl SLEEP, #0xFB
 135               #one:
 136               0xE5, 0xBE,       #mov a,SLEEP
 137               0x30, 0xE6, 0xFB, #jnb acc.6, back
 138               0x53, 0xc6, 0xB8, #anl CLKCON, #0xB8
 139               #two
 140               0xE5, 0xC6,       #mov a,CLKCON
 141               0x20, 0xE6, 0xFB, #jb acc.6, two
 142               0x43, 0xBE, 0x04, #orl SLEEP, #0x04
 143               0xA5,             #HALT
 144               ];
 145         self.shellcode(code);
 146         return;
 147     def RF_idle(self):
 148         RFST=0xDFE1
 149         self.pokebyte(RFST,0x04); #Return to idle state.
 150
 151     def config_simpliciti(self,band="none"):
 152         self.pokebysym("FSCTRL1"  , 0x08)   # Frequency synthesizer control.
 153         self.pokebysym("FSCTRL0"  , 0x00)   # Frequency synthesizer control.
 154
 155         #Don't change these while the radio is active.
 156         self.pokebysym("FSCAL3"   , 0xEA)   # Frequency synthesizer calibration.
 157         self.pokebysym("FSCAL2"   , 0x2A)   # Frequency synthesizer calibration.
 158         self.pokebysym("FSCAL1"   , 0x00)   # Frequency synthesizer calibration.
 159         self.pokebysym("FSCAL0"   , 0x1F)   # Frequency synthesizer calibration.
 160
 161         if band=="ismeu" or band=="eu":
 162             self.pokebysym("FREQ2"    , 0x21)   # Frequency control word, high byte.
 163             self.pokebysym("FREQ1"    , 0x71)   # Frequency control word, middle byte.
 164             self.pokebysym("FREQ0"    , 0x7a)   # Frequency control word, low byte.
 165         if band=="ismus" or band=="us":
 166             self.pokebysym("FREQ2"    , 0x22)   # Frequency control word, high byte.
 167             self.pokebysym("FREQ1"    , 0xB1)   # Frequency control word, middle byte.
 168             self.pokebysym("FREQ0"    , 0x3B)   # Frequency control word, low byte.
 169         if band=="ismlf" or band=="lf":
 170             self.pokebysym("FREQ2"    , 0x10)   # Frequency control word, high byte.
 171             self.pokebysym("FREQ1"    , 0xB0)   # Frequency control word, middle byte.
 172             self.pokebysym("FREQ0"    , 0x71)   # Frequency control word, low byte.
 173
 174         self.pokebysym("MDMCFG4"  , 0x7B)   # Modem configuration.
 175         self.pokebysym("MDMCFG3"  , 0x83)   # Modem configuration.
 176         self.pokebysym("MDMCFG2"  , 0x13)   # Modem configuration.
 177         self.pokebysym("MDMCFG1"  , 0x22)   # Modem configuration.
 178         self.pokebysym("MDMCFG0"  , 0xF8)   # Modem configuration.
 179         self.pokebysym("CHANNR"   , 0x00)   # Channel number.
 180         self.pokebysym("DEVIATN"  , 0x42)   # Modem deviation setting (when FSK modulation is enabled).
 181
 182         self.pokebysym("FREND1"   , 0xB6)   # Front end RX configuration.
 183         self.pokebysym("FREND0"   , 0x10)   # Front end RX configuration.
 184         self.pokebysym("MCSM0"    , 0x18)   # Main Radio Control State Machine configuration.
 185         self.pokebysym("FOCCFG"   , 0x1D)   # Frequency Offset Compensation Configuration.
 186         self.pokebysym("BSCFG"    , 0x1C)   # Bit synchronization Configuration.
 187
 188         self.pokebysym("AGCCTRL2" , 0xC7)   # AGC control.
 189         self.pokebysym("AGCCTRL1" , 0x00)   # AGC control.
 190         self.pokebysym("AGCCTRL0" , 0xB2)   # AGC control.
 191
 192         self.pokebysym("TEST2"    , 0x81)   # Various test settings.
 193         self.pokebysym("TEST1"    , 0x35)   # Various test settings.
 194         self.pokebysym("TEST0"    , 0x09)   # Various test settings.
 195         #self.pokebysym("PA_TABLE0", 0xC0)   # PA output power setting.
 196         self.pokebysym("PKTCTRL1" , 0x04)   # Packet automation control.
 197         self.pokebysym("PKTCTRL0" , 0x05)   # Packet automation control.
 198         self.pokebysym("ADDR"     , 0x00)   # Device address.
 199         self.pokebysym("PKTLEN"   , 0xFF)   # Packet length.
 200
 201         self.pokebysym("SYNC1",0xAA);
 202         self.pokebysym("SYNC0",0xAA);
 203
 204     def RF_carrier(self):
 205         """Hold a carrier wave on the present frequency."""
 206
 207         self.CC1110_crystal(); #FIXME, '1110 specific.
 208         self.RF_idle();
 209
 210         #self.resume();
 211         #time.sleep(1);
 212         #self.halt();
 213
 214         RFST=0xDFE1;
 215
 216
 217         self.pokebysym("FSCTRL1"  , 0x0a)   # Frequency synthesizer control.
 218         self.pokebysym("FSCTRL0"  , 0x00)   # Frequency synthesizer control.
 219
 220         #Don't change these while the radio is active.
 221         self.pokebysym("FSCAL3"   , 0xA9)   # Frequency synthesizer calibration.
 222         self.pokebysym("FSCAL2"   , 0x0A)   # Frequency synthesizer calibration.
 223         self.pokebysym("FSCAL1"   , 0x00)   # Frequency synthesizer calibration.
 224         self.pokebysym("FSCAL0"   , 0x11)   # Frequency synthesizer calibration.
 225
 226
 227         #self.pokebysym("FREQ2"    , 0x10)   # Frequency control word, high byte.
 228         #self.pokebysym("FREQ1"    , 0xEC)   # Frequency control word, middle byte.
 229         #self.pokebysym("FREQ0"    , 0x4E)   # Frequency control word, low byte.
 230         self.pokebysym("MDMCFG4"  , 0x86)   # Modem configuration.
 231         self.pokebysym("MDMCFG3"  , 0x83)   # Modem configuration.
 232         self.pokebysym("MDMCFG2"  , 0x30)   # Modem configuration.
 233         self.pokebysym("MDMCFG1"  , 0x22)   # Modem configuration.
 234         self.pokebysym("MDMCFG0"  , 0xF8)   # Modem configuration.
 235         self.pokebysym("CHANNR"   , 0x00)   # Channel number.
 236         self.pokebysym("DEVIATN"  , 0x00)   # Modem deviation setting (when FSK modulation is enabled).
 237         self.pokebysym("FREND1"   , 0x56)   # Front end RX configuration.
 238
 239         self.pokebysym("FREND0"   , 0x10)   # Front end RX configuration.
 240         self.pokebysym("MCSM0"    , 0x14)   # Main Radio Control State Machine configuration.
 241         self.pokebysym("FOCCFG"   , 0x16)   # Frequency Offset Compensation Configuration.
 242         self.pokebysym("BSCFG"    , 0x6C)   # Bit synchronization Configuration.
 243
 244         self.pokebysym("AGCCTRL2" , 0x03)   # AGC control.
 245         self.pokebysym("AGCCTRL1" , 0x40)   # AGC control.
 246         self.pokebysym("AGCCTRL0" , 0x91)   # AGC control.
 247
 248         self.pokebysym("TEST2"    , 0x88)   # Various test settings.
 249         self.pokebysym("TEST1"    , 0x31)   # Various test settings.
 250         self.pokebysym("TEST0"    , 0x09)   # Various test settings.
 251         self.pokebysym("PA_TABLE0", 0xC0)   # PA output power setting.
 252         self.pokebysym("PKTCTRL1" , 0x04)   # Packet automation control.
 253         self.pokebysym("PKTCTRL0" , 0x22)   # Packet automation control.
 254         self.pokebysym("ADDR"     , 0x00)   # Device address.
 255         self.pokebysym("PKTLEN"   , 0xFF)   # Packet length.
 256
 257         self.pokebysym("SYNC1",0xAA);
 258         self.pokebysym("SYNC0",0xAA);
 259
 260
 261
 262         #while ((MARCSTATE & MARCSTATE_MARC_STATE) != MARC_STATE_TX);
 263         state=0;
 264
 265         while((state!=0x13)):
 266             self.pokebyte(RFST,0x03); #RFST=RFST_STX
 267             time.sleep(0.1);
 268             state=self.peekbysym("MARCSTATE")&0x1F;
 269             #print "state=%02x" % state;
 270         print "Holding a carrier on %f MHz." % (self.RF_getfreq()/10**6);
 271
 272         #Not needed, radio works when CPU is halted.
 273         #self.resume();
 274
 275         return;
 276
 277     def RF_getsmac(self):
 278         """Return the source MAC address."""
 279
 280         #Register 0A is RX_ADDR_P0, five bytes.
 281         mac=self.peekbysym("ADDR");
 282         return mac;
 283     def RF_setsmac(self,mac):
 284         """Set the source MAC address."""
 285         self.pokebysym("ADDR",mac);
 286         return 0;
 287     def RF_gettmac(self):
 288         """Return the target MAC address."""
 289         return 0;
 290     def RF_settmac(self,mac):
 291         """Set the target MAC address."""
 292         return 0;
 293     def RF_rxpacket(self):
 294         """Get a packet from the radio.  Returns None if none is waiting."""
 295         RFST=0xDFE1
 296         self.pokebyte(RFST,0x01); #SCAL
 297         self.pokebyte(RFST,0x02); #SRX
 298
 299         print "Packet reception isn't working yet.  Returning [RSSI].";
 300         time.sleep(0.1);
 301         return [chr(self.RF_getrssi())];
 302     def RF_txpacket(self,payload):
 303         """Transmit a packet.  Untested."""
 304
 305         print "FIXME, Chipcon packet transmission is not yet implemented.";
 306         return;
 307
 308     def RF_getrssi(self):
 309         """Returns the received signal strenght, with a weird offset."""
 310         try:
 311             rssireg=self.symbols.get("RSSI");
 312             return self.CCpeekdatabyte(rssireg)^0x80;
 313         except:
 314             if self.verbose>0: print "RSSI reg doesn't exist.";
 315         try:
 316             #RSSI doesn't exist on 2.4GHz devices.  Maybe RSSIL and RSSIH?
 317             rssilreg=self.symbols.get("RSSIL");
 318             rssil=self.CCpeekdatabyte(rssilreg);
 319             rssihreg=self.symbols.get("RSSIL");
 320             rssih=self.CCpeekdatabyte(rssihreg);
 321             return (rssih<<8)|rssil;
 322         except:
 323             if self.verbose>0: print "RSSIL/RSSIH regs don't exist.";
 324
 325         return 0;
 326
 327
 328
 329     def SRF_loadsymbols(self):
 330         ident=self.CCident();
 331         chip=self.CCversions.get(ident&0xFF00);
 332         dom=self.SRF_chipdom(chip,"register_definition.xml");
 333         for e in dom.getElementsByTagName("registerdefinition"):
 334             for f in e.childNodes:
 335                 if f.localName=="Register":
 336                     name="unknownreg";
 337                     address="0xdead";
 338                     description="";
 339                     bitfields="";
 340                     for g in f.childNodes:
 341                         if g.localName=="Name":
 342                             name=g.childNodes[0].nodeValue;
 343                         elif g.localName=="Address":
 344                             address=g.childNodes[0].nodeValue;
 345                         elif g.localName=="Description":
 346                             if g.childNodes:
 347                                 description=g.childNodes[0].nodeValue;
 348                         elif g.localName=="Bitfield":
 349                             bitfields+="%17s/* %-50s */\n" % ("",self.SRF_bitfieldstr(g));
 350                     #print "SFRX(%10s, %s); /* %50s */" % (name,address, description);
 351                     self.symbols.define(eval(address),name,description,"data");
 352     def halt(self):
 353         """Halt the CPU."""
 354         self.CChaltcpu();
 355     def CChaltcpu(self):
 356         """Halt the CPU."""
 357         self.writecmd(self.APP,0x86,0,self.data);
 358     def resume(self):
 359         self.CCreleasecpu();
 360     def CCreleasecpu(self):
 361         """Resume the CPU."""
 362         self.writecmd(self.APP,0x87,0,self.data);
 363     def test(self):
 364         self.CCreleasecpu();
 365         self.CChaltcpu();
 366         #print "Status: %s" % self.CCstatusstr();
 367
 368         #Grab ident three times, should be equal.
 369         ident1=self.CCident();
 370         ident2=self.CCident();
 371         ident3=self.CCident();
 372         if(ident1!=ident2 or ident2!=ident3):
 373             print "Error, repeated ident attempts unequal."
 374             print "%04x, %04x, %04x" % (ident1, ident2, ident3);
 375
 376         #Single step, printing PC.
 377         print "Tracing execution at startup."
 378         for i in range(1,15):
 379             pc=self.CCgetPC();
 380             byte=self.CCpeekcodebyte(i);
 381             #print "PC=%04x, %02x" % (pc, byte);
 382             self.CCstep_instr();
 383
 384         print "Verifying that debugging a NOP doesn't affect the PC."
 385         for i in range(1,15):
 386             pc=self.CCgetPC();
 387             self.CCdebuginstr([0x00]);
 388             if(pc!=self.CCgetPC()):
 389                 print "ERROR: PC changed during CCdebuginstr([NOP])!";
 390
 391         print "Checking pokes to XRAM."
 392         for i in range(0xf000,0xf020):
 393             self.CCpokedatabyte(i,0xde);
 394             if(self.CCpeekdatabyte(i)!=0xde):
 395                 print "Error in XDATA at 0x%04x" % i;
 396
 397         #print "Status: %s." % self.CCstatusstr();
 398         #Exit debugger
 399         self.stop();
 400         print "Done.";
 401
 402     def setup(self):
 403         """Move the FET into the CC2430/CC2530 application."""
 404         #print "Initializing Chipcon.";
 405         self.writecmd(self.APP,0x10,0,self.data);
 406     def CCrd_config(self):
 407         """Read the config register of a Chipcon."""
 408         self.writecmd(self.APP,0x82,0,self.data);
 409         return ord(self.data[0]);
 410     def CCwr_config(self,config):
 411         """Write the config register of a Chipcon."""
 412         self.writecmd(self.APP,0x81,1,[config&0xFF]);
 413     def CClockchip(self):
 414         """Set the flash lock bit in info mem."""
 415         self.writecmd(self.APP, 0x9A, 0, None);
 416     def lock(self):
 417         """Set the flash lock bit in info mem."""
 418         self.CClockchip();
 419
 420
 421     CCversions={0x0100:"cc1110",
 422                 0x1100:"cc1111",
 423                 0x8500:"cc2430",
 424                 0x8900:"cc2431",
 425                 0x8100:"cc2510",
 426                 0x9100:"cc2511",
 427                 0xA500:"cc2530", #page 52 of SWRU191
 428                 0xB500:"cc2531",
 429                 0xFF00:"CCmissing"};
 430     CCpagesizes={0x01: 1024, #"CC1110",
 431                  0x11: 1024, #"CC1111",
 432                  0x85: 2048, #"CC2430",
 433                  0x89: 2048, #"CC2431",
 434                  0x81: 1024, #"CC2510",
 435                  0x91: 1024, #"CC2511",
 436                  0xA5: 2048, #"CC2530", #page 52 of SWRU191
 437                  0xB5: 2048, #"CC2531",
 438                  0xFF: 0    } #"CCmissing"};
 439     def infostring(self):
 440         return self.CCidentstr();
 441     def CCidentstr(self):
 442         ident=self.CCident();
 443         chip=self.CCversions.get(ident&0xFF00);
 444         pagesize=self.CCpagesizes.get(ident>0xFF);
 445         try:
 446             return "%s/r%0.4x/ps0x%0.4x" % (chip, ident, pagesize);
 447         except:
 448             return "%04x" % ident;
 449     def CCident(self):
 450         """Get a chipcon's ID."""
 451         self.writecmd(self.APP,0x8B,0,None);
 452         chip=ord(self.data[0]);
 453         rev=ord(self.data[1]);
 454         return (chip<<8)+rev;
 455     def CCpagesize(self):
 456         """Get a chipcon's ID."""
 457         self.writecmd(self.APP,0x8B,0,None);
 458         chip=ord(self.data[0]);
 459         size=self.CCpagesizes.get(chip);
 460         if(size<10):
 461             print "ERROR: Pagesize undefined.";
 462             print "chip=%0.4x" %chip;
 463             sys.exit(1);
 464             #return 2048;
 465         return size;
 466     def getpc(self):
 467         return self.CCgetPC();
 468     def CCgetPC(self):
 469         """Get a chipcon's PC."""
 470         self.writecmd(self.APP,0x83,0,None);
 471         hi=ord(self.data[0]);
 472         lo=ord(self.data[1]);
 473         return (hi<<8)+lo;
 474     def CCcmd(self,phrase):
 475         self.writecmd(self.APP,0x00,len(phrase),phrase);
 476         val=ord(self.data[0]);
 477         print "Got %02x" % val;
 478         return val;
 479     def CCdebuginstr(self,instr):
 480         self.writecmd(self.APP,0x88,len(instr),instr);
 481         return ord(self.data[0]);
 482     def peekblock(self,adr,length,memory="vn"):
 483         """Return a block of data."""
 484         data=[adr&0xff, (adr&0xff00)>>8,
 485               length&0xFF,(length&0xFF00)>>8];
 486         self.writecmd(self.APP,0x91,4,data);
 487         return [ord(x) for x in self.data]
 488     def peek8(self,address, memory="code"):
 489         if(memory=="code" or memory=="flash" or memory=="vn"):
 490             return self.CCpeekcodebyte(address);
 491         elif(memory=="data" or memory=="xdata" or memory=="ram"):
 492             return self.CCpeekdatabyte(address);
 493         elif(memory=="idata" or memory=="iram"):
 494             return self.CCpeekirambyte(address);
 495         print "%s is an unknown memory." % memory;
 496         return 0xdead;
 497     def CCpeekcodebyte(self,adr):
 498         """Read the contents of code memory at an address."""
 499         self.data=[adr&0xff, (adr&0xff00)>>8];
 500         self.writecmd(self.APP,0x90,2,self.data);
 501         return ord(self.data[0]);
 502     def CCpeekdatabyte(self,adr):
 503         """Read the contents of data memory at an address."""
 504         self.data=[adr&0xff, (adr&0xff00)>>8];
 505         self.writecmd(self.APP,0x91, 2, self.data);
 506         return ord(self.data[0]);
 507     def CCpeekirambyte(self,adr):
 508         """Read the contents of IRAM at an address."""
 509         self.data=[adr&0xff];
 510         self.writecmd(self.APP,0x02, 1, self.data);
 511         return ord(self.data[0]);
 512     def CCpeekiramword(self,adr):
 513         """Read the little-endian contents of IRAM at an address."""
 514         return self.CCpeekirambyte(adr)+(
 515             self.CCpeekirambyte(adr+1)<<8);
 516     def CCpokeiramword(self,adr,val):
 517         self.CCpokeirambyte(adr,val&0xff);
 518         self.CCpokeirambyte(adr+1,(val>>8)&0xff);
 519     def CCpokeirambyte(self,adr,val):
 520         """Write the contents of IRAM at an address."""
 521         self.data=[adr&0xff, val&0xff];
 522         self.writecmd(self.APP,0x02, 2, self.data);
 523         return ord(self.data[0]);
 524     def pokebyte(self,adr,val,mem="data"):
 525         if mem!="data":
 526             print "FIXME: poking of non data bytes not yet supported.";
 527         self.CCpokedatabyte(adr,val);
 528     def CCpokedatabyte(self,adr,val):
 529         """Write a byte to data memory."""
 530         self.data=[adr&0xff, (adr&0xff00)>>8, val];
 531         self.writecmd(self.APP, 0x92, 3, self.data);
 532         return ord(self.data[0]);
 533     def CCchiperase(self):
 534         """Erase all of the target's memory."""
 535         self.writecmd(self.APP,0x80,0,None);
 536     def erase(self):
 537         """Erase all of the target's memory."""
 538         self.CCchiperase();
 539         self.start();
 540
 541     def CCstatus(self):
 542         """Check the status."""
 543         self.writecmd(self.APP,0x84,0,None);
 544         return ord(self.data[0])
 545     #Same as CC2530
 546     CCstatusbits={0x80 : "erase_busy",
 547                   0x40 : "pcon_idle",
 548                   0x20 : "cpu_halted",
 549                   0x10 : "pm0",
 550                   0x08 : "halt_status",
 551                   0x04 : "locked",
 552                   0x02 : "oscstable",
 553                   0x01 : "overflow"
 554                   };
 555     CCconfigbits={0x20 : "soft_power_mode",   #new for CC2530
 556                   0x08 : "timers_off",
 557                   0x04 : "dma_pause",
 558                   0x02 : "timer_suspend",
 559                   0x01 : "sel_flash_info_page" #stricken from CC2530
 560                   };
 561
 562     def status(self):
 563         """Check the status as a string."""
 564         status=self.CCstatus();
 565         str="";
 566         i=1;
 567         while i<0x100:
 568             if(status&i):
 569                 str="%s %s" %(self.CCstatusbits[i],str);
 570             i*=2;
 571         return str;
 572     def start(self):
 573         """Start debugging."""
 574         self.setup();
 575         self.writecmd(self.APP,0x20,0,self.data);
 576         ident=self.CCidentstr();
 577         #print "Target identifies as %s." % ident;
 578         #print "Status: %s." % self.status();
 579         self.CCreleasecpu();
 580         self.CChaltcpu();
 581         #Get SmartRF Studio regs if they exist.
 582         self.loadsymbols();
 583
 584     def stop(self):
 585         """Stop debugging."""
 586         self.writecmd(self.APP,0x21,0,self.data);
 587     def CCstep_instr(self):
 588         """Step one instruction."""
 589         self.writecmd(self.APP,0x89,0,self.data);
 590     def CCeraseflashbuffer(self):
 591         """Erase the 2kB flash buffer"""
 592         self.writecmd(self.APP,0x99);
 593     def CCflashpage(self,adr):
 594         """Flash 2kB a page of flash from 0xF000 in XDATA"""
 595         data=[adr&0xFF,
 596               (adr>>8)&0xFF,
 597               (adr>>16)&0xFF,
 598               (adr>>24)&0xFF];
 599         print "Flashing buffer to 0x%06x" % adr;
 600         self.writecmd(self.APP,0x95,4,data);
 601
 602     def setsecret(self,value):
 603         """Set a secret word for later retreival.  Used by glitcher."""
 604         page = 0x0000;
 605         pagelen = self.CCpagesize(); #Varies by chip.
 606         print "page=%04x, pagelen=%04x" % (page,pagelen);
 607
 608         self.CCeraseflashbuffer();
 609         print "Setting secret to %x" % value;
 610         self.CCpokedatabyte(0xF000,value);
 611         self.CCpokedatabyte(0xF800,value);
 612         print "Setting secret to %x==%x" % (value,
 613                                             self.CCpeekdatabyte(0xf000));
 614         self.CCflashpage(0);
 615         print "code[0]=%x" % self.CCpeekcodebyte(0);
 616     def getsecret(self):
 617         """Get a secret word.  Used by glitcher."""
 618         secret=self.CCpeekcodebyte(0);
 619         #print "Got secret %02x" % secret;
 620         return secret;
 621
 622     def dump(self,file,start=0,stop=0xffff):
 623         """Dump an intel hex file from code memory."""
 624         print "Dumping code from %04x to %04x as %s." % (start,stop,file);
 625         h = IntelHex(None);
 626         i=start;
 627         while i<=stop:
 628             h[i]=self.CCpeekcodebyte(i);
 629             if(i%0x100==0):
 630                 print "Dumped %04x."%i;
 631                 h.write_hex_file(file); #buffer to disk.
 632             i+=1;
 633         h.write_hex_file(file);
 634
 635     def flash(self,file):
 636         """Flash an intel hex file to code memory."""
 637         print "Flashing %s" % file;
 638
 639         h = IntelHex(file);
 640         page = 0x0000;
 641         pagelen = self.CCpagesize(); #Varies by chip.
 642
 643         #print "page=%04x, pagelen=%04x" % (page,pagelen);
 644
 645         bcount = 0;
 646
 647         #Wipe the RAM buffer for the next flash page.
 648         self.CCeraseflashbuffer();
 649         for i in h._buf.keys():
 650             while(i>=page+pagelen):
 651                 if bcount>0:
 652                     self.CCflashpage(page);
 653                     #client.CCeraseflashbuffer();
 654                     bcount=0;
 655                     print "Flashed page at %06x" % page
 656                 page+=pagelen;
 657
 658             #Place byte into buffer.
 659             self.CCpokedatabyte(0xF000+i-page,
 660                                 h[i]);
 661             bcount+=1;
 662             if(i%0x100==0):
 663                 print "Buffering %04x toward %06x" % (i,page);
 664         #last page
 665         self.CCflashpage(page);
 666         print "Flashed final page at %06x" % page;
 667