2 # GoodFET Client Library
4 # (C) 2009 Travis Goodspeed <travis at radiantmachines.com>
6 # This code is being rewritten and refactored. You've been warned!
11 from GoodFET import GoodFET;
12 from intelhex import IntelHex;
14 import xml.dom.minidom;
16 class GoodFETCC(GoodFET):
17 """A GoodFET variant for use with Chipcon 8051 Zigbee SoC."""
19 smartrfpath="/opt/smartrf7";
20 def SRF_chipdom(self,chip="cc1110", doc="register_definition.xml"):
21 fn="%s/config/xml/%s/%s" % (self.smartrfpath,chip,doc);
22 print "Opening %s" % fn;
23 return xml.dom.minidom.parse(fn)
24 def CMDrs(self,args=[]):
25 """Chip command to grab the radio state."""
26 self.SRF_radiostate();
27 def SRF_bitfieldstr(self,bf):
34 for e in bf.childNodes:
35 if e.localName=="Name" and e.childNodes: name= e.childNodes[0].nodeValue;
36 elif e.localName=="Start": start=e.childNodes[0].nodeValue;
37 elif e.localName=="Stop": stop=e.childNodes[0].nodeValue;
38 return " [%s:%s] %30s " % (start,stop,name);
39 def SRF_radiostate(self):
41 chip=self.CCversions.get(ident&0xFF00);
42 dom=self.SRF_chipdom(chip,"register_definition.xml");
43 for e in dom.getElementsByTagName("registerdefinition"):
44 for f in e.childNodes:
45 if f.localName=="DeviceName":
46 print "// %s RadioState" % (f.childNodes[0].nodeValue);
47 elif f.localName=="Register":
52 for g in f.childNodes:
53 if g.localName=="Name":
54 name=g.childNodes[0].nodeValue;
55 elif g.localName=="Address":
56 address=g.childNodes[0].nodeValue;
57 elif g.localName=="Description":
59 description=g.childNodes[0].nodeValue;
60 elif g.localName=="Bitfield":
61 bitfields+="%17s/* %-50s */\n" % ("",self.SRF_bitfieldstr(g));
62 #print "SFRX(%10s, %s); /* %50s */" % (name,address, description);
63 print "%-10s=0x%02x; /* %-50s */" % (
64 name,self.CCpeekdatabyte(eval(address)), description);
65 if bitfields!="": print bitfields.rstrip();
71 self.writecmd(self.APP,0x86,0,self.data);
74 def CCreleasecpu(self):
76 self.writecmd(self.APP,0x87,0,self.data);
80 #print "Status: %s" % self.CCstatusstr();
82 #Grab ident three times, should be equal.
83 ident1=self.CCident();
84 ident2=self.CCident();
85 ident3=self.CCident();
86 if(ident1!=ident2 or ident2!=ident3):
87 print "Error, repeated ident attempts unequal."
88 print "%04x, %04x, %04x" % (ident1, ident2, ident3);
90 #Single step, printing PC.
91 print "Tracing execution at startup."
94 byte=self.CCpeekcodebyte(i);
95 #print "PC=%04x, %02x" % (pc, byte);
98 print "Verifying that debugging a NOP doesn't affect the PC."
101 self.CCdebuginstr([0x00]);
102 if(pc!=self.CCgetPC()):
103 print "ERROR: PC changed during CCdebuginstr([NOP])!";
105 print "Checking pokes to XRAM."
106 for i in range(0xf000,0xf020):
107 self.CCpokedatabyte(i,0xde);
108 if(self.CCpeekdatabyte(i)!=0xde):
109 print "Error in XDATA at 0x%04x" % i;
111 #print "Status: %s." % self.CCstatusstr();
117 """Move the FET into the CC2430/CC2530 application."""
118 #print "Initializing Chipcon.";
119 self.writecmd(self.APP,0x10,0,self.data);
120 def CCrd_config(self):
121 """Read the config register of a Chipcon."""
122 self.writecmd(self.APP,0x82,0,self.data);
123 return ord(self.data[0]);
124 def CCwr_config(self,config):
125 """Write the config register of a Chipcon."""
126 self.writecmd(self.APP,0x81,1,[config&0xFF]);
127 def CClockchip(self):
128 """Set the flash lock bit in info mem."""
129 self.writecmd(self.APP, 0x9A, 0, None);
131 """Set the flash lock bit in info mem."""
135 CCversions={0x0100:"cc1110",
140 0xA500:"cc2530", #page 52 of SWRU191
143 CCpagesizes={0x01: 1024, #"CC1110",
144 0x85: 2048, #"CC2430",
145 0x89: 2048, #"CC2431",
146 0x81: 1024, #"CC2510",
147 0x91: 1024, #"CC2511",
148 0xA5: 2048, #"CC2530", #page 52 of SWRU191
149 0xB5: 2048, #"CC2531",
150 0xFF: 0 } #"CCmissing"};
151 def infostring(self):
152 return self.CCidentstr();
153 def CCidentstr(self):
154 ident=self.CCident();
155 chip=self.CCversions.get(ident&0xFF00);
156 return "%s/r%02x" % (chip, ident&0xFF);
158 """Get a chipcon's ID."""
159 self.writecmd(self.APP,0x8B,0,None);
160 chip=ord(self.data[0]);
161 rev=ord(self.data[1]);
162 return (chip<<8)+rev;
163 def CCpagesize(self):
164 """Get a chipcon's ID."""
165 self.writecmd(self.APP,0x8B,0,None);
166 chip=ord(self.data[0]);
167 size=self.CCpagesizes.get(chip);
169 print "ERROR: Pagesize undefined.";
170 print "chip=%02x" %chip;
175 return self.CCgetPC();
177 """Get a chipcon's PC."""
178 self.writecmd(self.APP,0x83,0,None);
179 hi=ord(self.data[0]);
180 lo=ord(self.data[1]);
182 def CCcmd(self,phrase):
183 self.writecmd(self.APP,0x00,len(phrase),phrase);
184 val=ord(self.data[0]);
185 print "Got %02x" % val;
187 def CCdebuginstr(self,instr):
188 self.writecmd(self.APP,0x88,len(instr),instr);
189 return ord(self.data[0]);
190 def peek8(self,address, memory="code"):
191 if(memory=="code" or memory=="flash" or memory=="vn"):
192 return self.CCpeekcodebyte(address);
193 elif(memory=="data" or memory=="xdata" or memory=="ram"):
194 return self.CCpeekdatabyte(address);
195 elif(memory=="idata" or memory=="iram"):
196 return self.CCpeekirambyte(address);
197 print "%s is an unknown memory." % memory;
199 def CCpeekcodebyte(self,adr):
200 """Read the contents of code memory at an address."""
201 self.data=[adr&0xff, (adr&0xff00)>>8];
202 self.writecmd(self.APP,0x90,2,self.data);
203 return ord(self.data[0]);
204 def CCpeekdatabyte(self,adr):
205 """Read the contents of data memory at an address."""
206 self.data=[adr&0xff, (adr&0xff00)>>8];
207 self.writecmd(self.APP,0x91, 2, self.data);
208 return ord(self.data[0]);
209 def CCpeekirambyte(self,adr):
210 """Read the contents of IRAM at an address."""
211 self.data=[adr&0xff];
212 self.writecmd(self.APP,0x02, 1, self.data);
213 return ord(self.data[0]);
214 def CCpeekiramword(self,adr):
215 """Read the little-endian contents of IRAM at an address."""
216 return self.CCpeekirambyte(adr)+(
217 self.CCpeekirambyte(adr+1)<<8);
218 def CCpokeiramword(self,adr,val):
219 self.CCpokeirambyte(adr,val&0xff);
220 self.CCpokeirambyte(adr+1,(val>>8)&0xff);
221 def CCpokeirambyte(self,adr,val):
222 """Write the contents of IRAM at an address."""
223 self.data=[adr&0xff, val&0xff];
224 self.writecmd(self.APP,0x02, 2, self.data);
225 return ord(self.data[0]);
227 def CCpokedatabyte(self,adr,val):
228 """Write a byte to data memory."""
229 self.data=[adr&0xff, (adr&0xff00)>>8, val];
230 self.writecmd(self.APP, 0x92, 3, self.data);
231 return ord(self.data[0]);
232 def CCchiperase(self):
233 """Erase all of the target's memory."""
234 self.writecmd(self.APP,0x80,0,None);
236 """Erase all of the target's memory."""
240 """Check the status."""
241 self.writecmd(self.APP,0x84,0,None);
242 return ord(self.data[0])
244 CCstatusbits={0x80 : "erase_busy",
248 0x08 : "halt_status",
253 CCconfigbits={0x20 : "soft_power_mode", #new for CC2530
256 0x02 : "timer_suspend",
257 0x01 : "sel_flash_info_page" #stricken from CC2530
261 """Check the status as a string."""
262 status=self.CCstatus();
267 str="%s %s" %(self.CCstatusbits[i],str);
271 """Start debugging."""
273 self.writecmd(self.APP,0x20,0,self.data);
274 ident=self.CCidentstr();
275 #print "Target identifies as %s." % ident;
276 #print "Status: %s." % self.status();
279 #print "Status: %s." % self.status();
282 """Stop debugging."""
283 self.writecmd(self.APP,0x21,0,self.data);
284 def CCstep_instr(self):
285 """Step one instruction."""
286 self.writecmd(self.APP,0x89,0,self.data);
287 def CCeraseflashbuffer(self):
288 """Erase the 2kB flash buffer"""
289 self.writecmd(self.APP,0x99);
290 def CCflashpage(self,adr):
291 """Flash 2kB a page of flash from 0xF000 in XDATA"""
296 print "Flashing buffer to 0x%06x" % adr;
297 self.writecmd(self.APP,0x95,4,data);
298 def dump(self,file,start=0,stop=0xffff):
299 """Dump an intel hex file from code memory."""
300 print "Dumping code from %04x to %04x as %s." % (start,stop,file);
304 h[i]=self.CCpeekcodebyte(i);
306 print "Dumped %04x."%i;
307 h.write_hex_file(file); #buffer to disk.
309 h.write_hex_file(file);
311 def flash(self,file):
312 """Flash an intel hex file to code memory."""
313 print "Flashing %s" % file;
317 pagelen = self.CCpagesize(); #Varies by chip.
319 #print "page=%04x, pagelen=%04x" % (page,pagelen);
323 #Wipe the RAM buffer for the next flash page.
324 self.CCeraseflashbuffer();
325 for i in h._buf.keys():
326 while(i>=page+pagelen):
328 self.CCflashpage(page);
329 #client.CCeraseflashbuffer();
331 print "Flashed page at %06x" % page
334 #Place byte into buffer.
335 self.CCpokedatabyte(0xF000+i-page,
339 print "Buffering %04x toward %06x" % (i,page);
341 self.CCflashpage(page);
342 print "Flashed final page at %06x" % page;