X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2FGoodFETCC.py;h=1f6b70a17caba4db5f0cc8b09a807e7133047652;hp=afbef534718e400622d295c5aeddb0345d7d7654;hb=b573cc6c766c1640cf47159c1920f431df7f2d92;hpb=eab7c3c80313ae0e26ddfb09a3639f7fb2feb46e diff --git a/client/GoodFETCC.py b/client/GoodFETCC.py index afbef53..1f6b70a 100644 --- a/client/GoodFETCC.py +++ b/client/GoodFETCC.py @@ -79,6 +79,7 @@ class GoodFETCC(GoodFET): def RF_setfreq(self,frequency): """Set the frequency in Hz.""" #FIXME CC1110 specific + #Some frequencies fail, probably and FSCAL thing. hz=frequency; freq=int(hz/396.728515625); @@ -91,7 +92,17 @@ class GoodFETCC(GoodFET): self.pokebysym("FREQ1",freq1); self.pokebysym("FREQ0",freq0); - + self.pokebysym("TEST1",0x31); + self.pokebysym("TEST0",0x09); + + + #self.pokebysym("FSCAL2" , 0x2A); #above mid + self.pokebysym("FSCAL2" , 0x0A); #beneath mid + + #self.CC_RFST_CAL(); #SCAL + #time.sleep(1); + + def RF_getfreq(self): """Get the frequency in Hz.""" #FIXME CC1110 specific @@ -114,7 +125,33 @@ class GoodFETCC(GoodFET): hz=freq*396.728515625; return hz; - + lastshellcode="none"; + def shellcodefile(self,filename,wait=1): + """Run a fragment of shellcode by name.""" + #FIXME: should identify chip model number, use shellcode for that chip. + + if self.lastshellcode!=filename: + self.lastshellcode=filename; + file=__file__; + file=file.replace("GoodFETCC.pyc","GoodFETCC.py"); + path=file.replace("GoodFETCC.py","shellcode/chipcon/cc1110/"); + filename=path+filename; + + #Load the shellcode. + h=IntelHex(filename); + for i in h._buf.keys(): + self.CCpokedatabyte(i,h[i]); + + #Execute it. + self.CCdebuginstr([0x02, 0xf0, 0x00]); #ljmp 0xF000 + self.resume(); + while wait>0 and (0==self.CCstatus()&0x20): + a=1; + #time.sleep(0.1); + #print "Waiting for shell code to return."; + return; + def ishalted(self): + return self.CCstatus()&0x20; def shellcode(self,code,wait=1): """Copy a block of code into RAM and execute it.""" i=0; @@ -122,12 +159,13 @@ class GoodFETCC(GoodFET): for byte in code: self.pokebyte(0xF000+i,byte); i=i+1; - print "Code loaded, executing." + #print "Code loaded, executing." self.CCdebuginstr([0x02, 0xf0, 0x00]); #ljmp 0xF000 self.resume(); while wait>0 and (0==self.CCstatus()&0x20): - time.sleep(0.1); - print "Waiting for shell code to return."; + a=1; + #time.sleep(0.1); + #print "Waiting for shell code to return."; return; def CC1110_crystal(self): """Start the main crystal of the CC1110 oscillating, needed for radio use.""" @@ -143,10 +181,164 @@ class GoodFETCC(GoodFET): 0xA5, #HALT ]; self.shellcode(code); + + #Slower to load, but produced from C. + #self.shellcodefile("crystal.ihx"); return; def RF_idle(self): + """Move the radio to its idle state.""" + self.CC_RFST_IDLE(); + return; + + #Chipcon RF strobes. CC1110 specific + RFST_IDLE=0x04; + RFST_RX=0x02; + RFST_TX=0x03; + RFST_CAL=0x01; + def CC_RFST_IDLE(self): + """Switch the radio to idle mode, clearing overflows and errors.""" + self.CC_RFST(self.RFST_IDLE); + def CC_RFST_TX(self): + """Switch the radio to TX mode.""" + self.CC_RFST(self.RFST_TX); + def CC_RFST_RX(self): + """Switch the radio to RX mode.""" + self.CC_RFST(self.RFST_RX); + def CC_RFST_CAL(self): + """Calibrate strobe the radio.""" + self.CC_RFST(self.RFST_CAL); + def CC_RFST(self,state=RFST_IDLE): RFST=0xDFE1 - self.pokebyte(RFST,0x04); #Return to idle state. + self.pokebyte(RFST,state); #Return to idle state. + return; + def config_dash7(self,band="lf"): + #These settings came from the OpenTag project's GIT repo on 18 Dec, 2010. + #Waiting for official confirmation of the accuracy. + + self.pokebysym("FSCTRL1" , 0x08) # Frequency synthesizer control. + self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + + #Don't change these while the radio is active. + self.pokebysym("FSCAL3" , 0xEA) # Frequency synthesizer calibration. + self.pokebysym("FSCAL2" , 0x2A) # Frequency synthesizer calibration. + self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. + self.pokebysym("FSCAL0" , 0x1F) # Frequency synthesizer calibration. + + if band=="ismeu" or band=="eu": + print "There is no official eu band for dash7." + self.pokebysym("FREQ2" , 0x21) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0x71) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x7a) # Frequency control word, low byte. + elif band=="ismus" or band=="us": + print "There is no official us band for dash7." + self.pokebysym("FREQ2" , 0x22) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB1) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x3B) # Frequency control word, low byte. + elif band=="ismlf" or band=="lf": + # 433.9198 MHz, same as Simpliciti. + self.pokebysym("FREQ2" , 0x10) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB0) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x71) # Frequency control word, low byte. + elif band=="none": + pass; + else: + #Got a frequency, not a band. + self.RF_setfreq(eval(band)); + self.pokebysym("MDMCFG4" , 0x8B) # 62.5 kbps w/ 200 kHz filter + self.pokebysym("MDMCFG3" , 0x3B) + self.pokebysym("MDMCFG2" , 0x11) + self.pokebysym("MDMCFG1" , 0x02) + self.pokebysym("MDMCFG0" , 0x53) + self.pokebysym("CHANNR" , 0x00) # Channel zero. + self.pokebysym("DEVIATN" , 0x50) # 50 kHz deviation + + self.pokebysym("FREND1" , 0xB6) # Front end RX configuration. + self.pokebysym("FREND0" , 0x10) # Front end RX configuration. + self.pokebysym("MCSM2" , 0x1E) + self.pokebysym("MCSM1" , 0x3F) + self.pokebysym("MCSM0" , 0x30) + self.pokebysym("FOCCFG" , 0x1D) # Frequency Offset Compensation Configuration. + self.pokebysym("BSCFG" , 0x1E) # 6.25% data error rate + + self.pokebysym("AGCCTRL2" , 0xC7) # AGC control. + self.pokebysym("AGCCTRL1" , 0x00) # AGC control. + self.pokebysym("AGCCTRL0" , 0xB2) # AGC control. + + self.pokebysym("TEST2" , 0x81) # Various test settings. + self.pokebysym("TEST1" , 0x35) # Various test settings. + self.pokebysym("TEST0" , 0x09) # Various test settings. + self.pokebysym("PA_TABLE0", 0xc0) # Max output power. + self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control, w/ lqi + #self.pokebysym("PKTCTRL1" , 0x00) # Packet automation control. w/o lqi + self.pokebysym("PKTCTRL0" , 0x05) # Packet automation control, w/ checksum. + #self.pokebysym("PKTCTRL0" , 0x00) # Packet automation control, w/o checksum, fixed length + self.pokebysym("ADDR" , 0x01) # Device address. + self.pokebysym("PKTLEN" , 0xFF) # Packet length. + + self.pokebysym("SYNC1",0xD3); + self.pokebysym("SYNC0",0x91); + return; + def config_simpliciti(self,band="none"): + self.pokebysym("FSCTRL1" , 0x0C) #08 # Frequency synthesizer control. + self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + + #Don't change these while the radio is active. + self.pokebysym("FSCAL3" , 0xEA) # Frequency synthesizer calibration. + self.pokebysym("FSCAL2" , 0x2A) # Frequency synthesizer calibration. + self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. + self.pokebysym("FSCAL0" , 0x1F) # Frequency synthesizer calibration. + + if band=="ismeu" or band=="eu": + self.pokebysym("FREQ2" , 0x21) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0x71) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x7a) # Frequency control word, low byte. + elif band=="ismus" or band=="us": + self.pokebysym("FREQ2" , 0x22) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB1) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x3B) # Frequency control word, low byte. + elif band=="ismlf" or band=="lf": + self.pokebysym("FREQ2" , 0x10) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB0) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x71) # Frequency control word, low byte. + elif band=="none": + band="none"; + else: + #Got a frequency, not a band. + self.RF_setfreq(eval(band)); + self.pokebysym("MDMCFG4" , 0x7B) # Modem configuration. + self.pokebysym("MDMCFG3" , 0x83) # Modem configuration. + self.pokebysym("MDMCFG2" , 0x13) # Modem configuration. + self.pokebysym("MDMCFG1" , 0x22) # Modem configuration. + self.pokebysym("MDMCFG0" , 0xF8) # Modem configuration. + if band=="ismus" or band=="us": + self.pokebysym("CHANNR" , 20) # Channel number. + else: + self.pokebysym("CHANNR" , 0x00) # Channel number. + self.pokebysym("DEVIATN" , 0x42) # Modem deviation setting (when FSK modulation is enabled). + + self.pokebysym("FREND1" , 0xB6) # Front end RX configuration. + self.pokebysym("FREND0" , 0x10) # Front end RX configuration. + self.pokebysym("MCSM0" , 0x18) # Main Radio Control State Machine configuration. + self.pokebysym("FOCCFG" , 0x1D) # Frequency Offset Compensation Configuration. + self.pokebysym("BSCFG" , 0x1C) # Bit synchronization Configuration. + + self.pokebysym("AGCCTRL2" , 0xC7) # AGC control. + self.pokebysym("AGCCTRL1" , 0x00) # AGC control. + self.pokebysym("AGCCTRL0" , 0xB2) # AGC control. + + self.pokebysym("TEST2" , 0x81) # Various test settings. + self.pokebysym("TEST1" , 0x35) # Various test settings. + self.pokebysym("TEST0" , 0x09) # Various test settings. + self.pokebysym("PA_TABLE0", 0xc0) # Max output power. + self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control, w/ lqi + #self.pokebysym("PKTCTRL1" , 0x00) # Packet automation control. w/o lqi + self.pokebysym("PKTCTRL0" , 0x05) # Packet automation control, w/ checksum. + #self.pokebysym("PKTCTRL0" , 0x00) # Packet automation control, w/o checksum, fixed length + self.pokebysym("ADDR" , 0x01) # Device address. + self.pokebysym("PKTLEN" , 0xFF) # Packet length. + + self.pokebysym("SYNC1",0xD3); + self.pokebysym("SYNC0",0x91); def RF_carrier(self): """Hold a carrier wave on the present frequency.""" @@ -154,72 +346,34 @@ class GoodFETCC(GoodFET): self.CC1110_crystal(); #FIXME, '1110 specific. self.RF_idle(); - #self.resume(); - #time.sleep(1); - #self.halt(); RFST=0xDFE1; - - #0a00 - #self.pokebysym("FSCTRL1" , 0x12) # Frequency synthesizer control. - #self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. - self.pokebysym("FSCTRL1" , 0x0a) # Frequency synthesizer control. - self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + self.config_simpliciti(); #Don't change these while the radio is active. - self.pokebysym("FSCAL3" , 0xA9) # Frequency synthesizer calibration. - self.pokebysym("FSCAL2" , 0x0A) # Frequency synthesizer calibration. - self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. - self.pokebysym("FSCAL0" , 0x11) # Frequency synthesizer calibration. - - #Ossmann's settings, not yet sure how they differ. - #self.pokebysym("FSCAL3" , 0xEA) # Frequency synthesizer calibration. - #self.pokebysym("FSCAL2" , 0x2A) # Frequency synthesizer calibration. + #self.pokebysym("FSCAL3" , 0xA9) # Frequency synthesizer calibration. + #self.pokebysym("FSCAL2" , 0x0A) # Frequency synthesizer calibration. #self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. - #self.pokebysym("FSCAL0" , 0x1F) # Frequency synthesizer calibration. + #self.pokebysym("FSCAL0" , 0x11) # Frequency synthesizer calibration. + #Ramp up the power. + #self.pokebysym("PA_TABLE0", 0xFF) # PA output power setting. - #self.pokebysym("FREQ2" , 0x10) # Frequency control word, high byte. - #self.pokebysym("FREQ1" , 0xEC) # Frequency control word, middle byte. - #self.pokebysym("FREQ0" , 0x4E) # Frequency control word, low byte. + #This is what drops to OOK. + #Comment to keep GFSK, might be better at jamming. self.pokebysym("MDMCFG4" , 0x86) # Modem configuration. self.pokebysym("MDMCFG3" , 0x83) # Modem configuration. self.pokebysym("MDMCFG2" , 0x30) # Modem configuration. self.pokebysym("MDMCFG1" , 0x22) # Modem configuration. self.pokebysym("MDMCFG0" , 0xF8) # Modem configuration. - self.pokebysym("CHANNR" , 0x00) # Channel number. - self.pokebysym("DEVIATN" , 0x00) # Modem deviation setting (when FSK modulation is enabled). - self.pokebysym("FREND1" , 0x56) # Front end RX configuration. - - self.pokebysym("FREND0" , 0x10) # Front end RX configuration. - self.pokebysym("MCSM0" , 0x14) # Main Radio Control State Machine configuration. - self.pokebysym("FOCCFG" , 0x16) # Frequency Offset Compensation Configuration. - self.pokebysym("BSCFG" , 0x6C) # Bit synchronization Configuration. - - self.pokebysym("AGCCTRL2" , 0x03) # AGC control. - self.pokebysym("AGCCTRL1" , 0x40) # AGC control. - self.pokebysym("AGCCTRL0" , 0x91) # AGC control. - - - - - self.pokebysym("TEST2" , 0x88) # Various test settings. - self.pokebysym("TEST1" , 0x31) # Various test settings. - self.pokebysym("TEST0" , 0x09) # Various test settings. - self.pokebysym("PA_TABLE0", 0xC0) # PA output power setting. - self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control. - self.pokebysym("PKTCTRL0" , 0x22) # Packet automation control. - self.pokebysym("ADDR" , 0x00) # Device address. - self.pokebysym("PKTLEN" , 0xFF) # Packet length. - self.pokebysym("SYNC1",0xAA); self.pokebysym("SYNC0",0xAA); - + #while ((MARCSTATE & MARCSTATE_MARC_STATE) != MARC_STATE_TX); state=0; @@ -227,20 +381,51 @@ class GoodFETCC(GoodFET): self.pokebyte(RFST,0x03); #RFST=RFST_STX time.sleep(0.1); state=self.peekbysym("MARCSTATE")&0x1F; - print "state=%02x" % state; + #print "state=%02x" % state; print "Holding a carrier on %f MHz." % (self.RF_getfreq()/10**6); - #Not needed, radio works when CPU is halted. - #self.resume(); - return; - + def RF_getsmac(self): + """Return the source MAC address.""" + + #Register 0A is RX_ADDR_P0, five bytes. + mac=self.peekbysym("ADDR"); + return mac; + def RF_setsmac(self,mac): + """Set the source MAC address.""" + self.pokebysym("ADDR",mac); + return 0; + def RF_gettmac(self): + """Return the target MAC address.""" + return 0; + def RF_settmac(self,mac): + """Set the target MAC address.""" + return 0; + def RF_rxpacket(self): + """Get a packet from the radio. Returns None if none is waiting.""" + self.shellcodefile("rxpacket.ihx"); + len=self.peek8(0xFE00,"xdata"); + return self.peekblock(0xFE00,len+3,"data"); + def RF_txpacket(self,packet): + """Transmit a packet. Untested.""" + + self.pokeblock(0xFE00,packet,"data"); + self.shellcodefile("txpacket.ihx"); + return; + def RF_txrxpacket(self,packet): + """Transmit a packet. Untested.""" + + self.pokeblock(0xFE00,packet,"data"); + self.shellcodefile("txrxpacket.ihx"); + len=self.peek8(0xFE00,"xdata"); + return self.peekblock(0xFE00,len+3,"data"); + def RF_getrssi(self): """Returns the received signal strenght, with a weird offset.""" try: rssireg=self.symbols.get("RSSI"); - return self.CCpeekdatabyte(rssireg); + return self.CCpeekdatabyte(rssireg)^0x80; except: if self.verbose>0: print "RSSI reg doesn't exist."; try: @@ -254,7 +439,8 @@ class GoodFETCC(GoodFET): if self.verbose>0: print "RSSIL/RSSIH regs don't exist."; return 0; - + + def SRF_loadsymbols(self): ident=self.CCident(); @@ -409,12 +595,12 @@ class GoodFETCC(GoodFET): def CCdebuginstr(self,instr): self.writecmd(self.APP,0x88,len(instr),instr); return ord(self.data[0]); - def peekblock(self,adr,length,memory="vn"): - """Return a block of data.""" - data=[adr&0xff, (adr&0xff00)>>8, - length&0xFF,(length&0xFF00)>>8]; - self.writecmd(self.APP,0x91,4,data); - return [ord(x) for x in self.data] + #def peekblock(self,adr,length,memory="vn"): + # """Return a block of data, broken""" + # data=[adr&0xff, (adr&0xff00)>>8, + # length&0xFF,(length&0xFF00)>>8]; + # self.writecmd(self.APP,0x91,4,data); + # return [ord(x) for x in self.data] def peek8(self,address, memory="code"): if(memory=="code" or memory=="flash" or memory=="vn"): return self.CCpeekcodebyte(address); @@ -451,9 +637,7 @@ class GoodFETCC(GoodFET): self.data=[adr&0xff, val&0xff]; self.writecmd(self.APP,0x02, 2, self.data); return ord(self.data[0]); - def pokebyte(self,adr,val,mem="data"): - if mem!="data": - print "FIXME: poking of non data bytes not yet supported."; + def pokebyte(self,adr,val,mem="xdata"): self.CCpokedatabyte(adr,val); def CCpokedatabyte(self,adr,val): """Write a byte to data memory.""" @@ -503,7 +687,12 @@ class GoodFETCC(GoodFET): """Start debugging.""" self.setup(); self.writecmd(self.APP,0x20,0,self.data); - ident=self.CCidentstr(); + ident=self.CCident(); + if ident==0xFFFF or ident==0x0000: + self.writecmd(self.APP,0x20,0,self.data); + ident=self.CCident(); + + #print "Target identifies as %s." % ident; #print "Status: %s." % self.status(); self.CCreleasecpu();