X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2FGoodFETCC.py;h=01b6668a825e57e82a2b242e8bf26b6115d75c4e;hp=3fe587056cec3ce8889496299e700fb276df9cd0;hb=760a463e7f47c3fa5b7c0c92d532562b04289b9a;hpb=18498457d8d67364c94972b01edd768808c78227 diff --git a/client/GoodFETCC.py b/client/GoodFETCC.py index 3fe5870..01b6668 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 +92,18 @@ class GoodFETCC(GoodFET): self.pokebysym("FREQ1",freq1); self.pokebysym("FREQ0",freq0); - + self.pokebysym("TEST1",0x31); + self.pokebysym("TEST0",0x09); + + #self.pokebysym("PA_TABLE0" , 0x60); #above mid + + #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 +126,33 @@ 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("client/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; @@ -126,7 +164,8 @@ class GoodFETCC(GoodFET): self.CCdebuginstr([0x02, 0xf0, 0x00]); #ljmp 0xF000 self.resume(); while wait>0 and (0==self.CCstatus()&0x20): - time.sleep(0.1); + a=1; + #time.sleep(0.1); #print "Waiting for shell code to return."; return; def CC1110_crystal(self): @@ -143,6 +182,9 @@ 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.""" @@ -185,21 +227,28 @@ class GoodFETCC(GoodFET): 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. - if band=="ismus" or band=="us": + 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. - if band=="ismlf" or band=="lf": + 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. - self.pokebysym("CHANNR" , 0x00) # Channel number. + 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. @@ -215,14 +264,16 @@ class GoodFETCC(GoodFET): 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) # PA output power setting. - self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control. - self.pokebysym("PKTCTRL0" , 0x05) # Packet automation control. - self.pokebysym("ADDR" , 0x00) # Device address. + self.pokebysym("PA_TABLE0", 0xC0) # PA output power setting. + 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",0xAA); - self.pokebysym("SYNC0",0xAA); + self.pokebysym("SYNC1",0xD3); + self.pokebysym("SYNC0",0x91); def RF_carrier(self): """Hold a carrier wave on the present frequency.""" @@ -230,52 +281,28 @@ class GoodFETCC(GoodFET): self.CC1110_crystal(); #FIXME, '1110 specific. self.RF_idle(); - #self.resume(); - #time.sleep(1); - #self.halt(); RFST=0xDFE1; - - 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. + #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. + #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); @@ -292,9 +319,6 @@ class GoodFETCC(GoodFET): #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): @@ -315,18 +339,22 @@ class GoodFETCC(GoodFET): return 0; def RF_rxpacket(self): """Get a packet from the radio. Returns None if none is waiting.""" - RFST=0xDFE1 - self.pokebyte(RFST,0x01); #SCAL - self.pokebyte(RFST,0x02); #SRX - - print "Packet reception isn't working yet. Returning [RSSI]."; - time.sleep(0.1); - return [chr(self.RF_getrssi())]; - def RF_txpacket(self,payload): + self.shellcodefile("rxpacket.ihx"); + len=self.peek8(0xFE00,"xdata"); + return self.peekblock(0xFE00,len+1,"data"); + def RF_txpacket(self,packet): """Transmit a packet. Untested.""" - print "FIXME, Chipcon packet transmission is not yet implemented."; + 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+1,"data"); def RF_getrssi(self): """Returns the received signal strenght, with a weird offset.""" @@ -502,12 +530,12 @@ 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); @@ -544,9 +572,7 @@ 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."""