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15c4dc5a | 1 | //----------------------------------------------------------------------------- |
15c4dc5a | 2 | // Jonathan Westhues, Mar 2006 |
3 | // Edits by Gerhard de Koning Gans, Sep 2007 (##) | |
bd20f8f4 | 4 | // |
5 | // This code is licensed to you under the terms of the GNU GPL, version 2 or, | |
6 | // at your option, any later version. See the LICENSE.txt file for the text of | |
7 | // the license. | |
8 | //----------------------------------------------------------------------------- | |
9 | // The main application code. This is the first thing called after start.c | |
10 | // executes. | |
15c4dc5a | 11 | //----------------------------------------------------------------------------- |
12 | ||
f38a1528 | 13 | #include "../common/usb_cdc.h" |
14 | #include "../common/cmd.h" | |
902cb3c0 | 15 | |
f38a1528 | 16 | #include "../include/proxmark3.h" |
15c4dc5a | 17 | #include "apps.h" |
f7e3ed82 | 18 | #include "util.h" |
9ab7a6c7 | 19 | #include "printf.h" |
20 | #include "string.h" | |
9ab7a6c7 | 21 | #include <stdarg.h> |
f7e3ed82 | 22 | |
f6c18637 | 23 | |
15c4dc5a | 24 | #include "legicrf.h" |
f38a1528 | 25 | #include "../include/hitag2.h" |
f7e3ed82 | 26 | |
72e930ef | 27 | |
15c4dc5a | 28 | #ifdef WITH_LCD |
902cb3c0 | 29 | #include "LCD.h" |
15c4dc5a | 30 | #endif |
31 | ||
15c4dc5a | 32 | #define abs(x) ( ((x)<0) ? -(x) : (x) ) |
33 | ||
34 | //============================================================================= | |
35 | // A buffer where we can queue things up to be sent through the FPGA, for | |
36 | // any purpose (fake tag, as reader, whatever). We go MSB first, since that | |
37 | // is the order in which they go out on the wire. | |
38 | //============================================================================= | |
39 | ||
a501c82b | 40 | #define TOSEND_BUFFER_SIZE (9*MAX_FRAME_SIZE + 1 + 1 + 2) // 8 data bits and 1 parity bit per payload byte, 1 correction bit, 1 SOC bit, 2 EOC bits |
41 | uint8_t ToSend[TOSEND_BUFFER_SIZE]; | |
15c4dc5a | 42 | int ToSendMax; |
43 | static int ToSendBit; | |
44 | struct common_area common_area __attribute__((section(".commonarea"))); | |
45 | ||
46 | void BufferClear(void) | |
47 | { | |
48 | memset(BigBuf,0,sizeof(BigBuf)); | |
49 | Dbprintf("Buffer cleared (%i bytes)",sizeof(BigBuf)); | |
50 | } | |
51 | ||
52 | void ToSendReset(void) | |
53 | { | |
54 | ToSendMax = -1; | |
55 | ToSendBit = 8; | |
56 | } | |
57 | ||
58 | void ToSendStuffBit(int b) | |
59 | { | |
60 | if(ToSendBit >= 8) { | |
61 | ToSendMax++; | |
62 | ToSend[ToSendMax] = 0; | |
63 | ToSendBit = 0; | |
64 | } | |
65 | ||
66 | if(b) { | |
67 | ToSend[ToSendMax] |= (1 << (7 - ToSendBit)); | |
68 | } | |
69 | ||
70 | ToSendBit++; | |
71 | ||
a501c82b | 72 | if(ToSendMax >= sizeof(ToSend)) { |
15c4dc5a | 73 | ToSendBit = 0; |
74 | DbpString("ToSendStuffBit overflowed!"); | |
75 | } | |
76 | } | |
77 | ||
78 | //============================================================================= | |
79 | // Debug print functions, to go out over USB, to the usual PC-side client. | |
80 | //============================================================================= | |
81 | ||
82 | void DbpString(char *str) | |
83 | { | |
9440213d | 84 | byte_t len = strlen(str); |
85 | cmd_send(CMD_DEBUG_PRINT_STRING,len,0,0,(byte_t*)str,len); | |
15c4dc5a | 86 | } |
87 | ||
88 | #if 0 | |
89 | void DbpIntegers(int x1, int x2, int x3) | |
90 | { | |
902cb3c0 | 91 | cmd_send(CMD_DEBUG_PRINT_INTEGERS,x1,x2,x3,0,0); |
15c4dc5a | 92 | } |
93 | #endif | |
94 | ||
95 | void Dbprintf(const char *fmt, ...) { | |
96 | // should probably limit size here; oh well, let's just use a big buffer | |
97 | char output_string[128]; | |
98 | va_list ap; | |
99 | ||
100 | va_start(ap, fmt); | |
101 | kvsprintf(fmt, output_string, 10, ap); | |
102 | va_end(ap); | |
e30c654b | 103 | |
15c4dc5a | 104 | DbpString(output_string); |
105 | } | |
106 | ||
9455b51c | 107 | // prints HEX & ASCII |
d19929cb | 108 | void Dbhexdump(int len, uint8_t *d, bool bAsci) { |
9455b51c | 109 | int l=0,i; |
110 | char ascii[9]; | |
d19929cb | 111 | |
9455b51c | 112 | while (len>0) { |
113 | if (len>8) l=8; | |
114 | else l=len; | |
115 | ||
116 | memcpy(ascii,d,l); | |
d19929cb | 117 | ascii[l]=0; |
9455b51c | 118 | |
119 | // filter safe ascii | |
d19929cb | 120 | for (i=0;i<l;i++) |
9455b51c | 121 | if (ascii[i]<32 || ascii[i]>126) ascii[i]='.'; |
d19929cb | 122 | |
123 | if (bAsci) { | |
124 | Dbprintf("%-8s %*D",ascii,l,d," "); | |
125 | } else { | |
126 | Dbprintf("%*D",l,d," "); | |
127 | } | |
128 | ||
9455b51c | 129 | len-=8; |
130 | d+=8; | |
131 | } | |
132 | } | |
133 | ||
15c4dc5a | 134 | //----------------------------------------------------------------------------- |
135 | // Read an ADC channel and block till it completes, then return the result | |
136 | // in ADC units (0 to 1023). Also a routine to average 32 samples and | |
137 | // return that. | |
138 | //----------------------------------------------------------------------------- | |
139 | static int ReadAdc(int ch) | |
140 | { | |
f7e3ed82 | 141 | uint32_t d; |
15c4dc5a | 142 | |
143 | AT91C_BASE_ADC->ADC_CR = AT91C_ADC_SWRST; | |
144 | AT91C_BASE_ADC->ADC_MR = | |
145 | ADC_MODE_PRESCALE(32) | | |
146 | ADC_MODE_STARTUP_TIME(16) | | |
147 | ADC_MODE_SAMPLE_HOLD_TIME(8); | |
148 | AT91C_BASE_ADC->ADC_CHER = ADC_CHANNEL(ch); | |
149 | ||
150 | AT91C_BASE_ADC->ADC_CR = AT91C_ADC_START; | |
151 | while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch))) | |
152 | ; | |
153 | d = AT91C_BASE_ADC->ADC_CDR[ch]; | |
154 | ||
155 | return d; | |
156 | } | |
157 | ||
9ca155ba | 158 | int AvgAdc(int ch) // was static - merlok |
15c4dc5a | 159 | { |
160 | int i; | |
161 | int a = 0; | |
162 | ||
163 | for(i = 0; i < 32; i++) { | |
164 | a += ReadAdc(ch); | |
165 | } | |
166 | ||
167 | return (a + 15) >> 5; | |
168 | } | |
169 | ||
170 | void MeasureAntennaTuning(void) | |
171 | { | |
02306bac | 172 | uint8_t *dest = (uint8_t *)BigBuf + FREE_BUFFER_OFFSET; |
9f693930 | 173 | int i, adcval = 0, peak = 0, peakv = 0, peakf = 0; //ptr = 0 |
15c4dc5a | 174 | int vLf125 = 0, vLf134 = 0, vHf = 0; // in mV |
175 | ||
d19929cb | 176 | LED_B_ON(); |
177 | DbpString("Measuring antenna characteristics, please wait..."); | |
02306bac | 178 | memset(dest,0,FREE_BUFFER_SIZE); |
15c4dc5a | 179 | |
180 | /* | |
181 | * Sweeps the useful LF range of the proxmark from | |
182 | * 46.8kHz (divisor=255) to 600kHz (divisor=19) and | |
183 | * read the voltage in the antenna, the result left | |
184 | * in the buffer is a graph which should clearly show | |
185 | * the resonating frequency of your LF antenna | |
186 | * ( hopefully around 95 if it is tuned to 125kHz!) | |
187 | */ | |
d19929cb | 188 | |
7cc204bf | 189 | FpgaDownloadAndGo(FPGA_BITSTREAM_LF); |
b014c96d | 190 | FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); |
15c4dc5a | 191 | for (i=255; i>19; i--) { |
d19929cb | 192 | WDT_HIT(); |
15c4dc5a | 193 | FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i); |
194 | SpinDelay(20); | |
195 | // Vref = 3.3V, and a 10000:240 voltage divider on the input | |
196 | // can measure voltages up to 137500 mV | |
197 | adcval = ((137500 * AvgAdc(ADC_CHAN_LF)) >> 10); | |
198 | if (i==95) vLf125 = adcval; // voltage at 125Khz | |
199 | if (i==89) vLf134 = adcval; // voltage at 134Khz | |
200 | ||
201 | dest[i] = adcval>>8; // scale int to fit in byte for graphing purposes | |
202 | if(dest[i] > peak) { | |
203 | peakv = adcval; | |
204 | peak = dest[i]; | |
205 | peakf = i; | |
9f693930 | 206 | //ptr = i; |
15c4dc5a | 207 | } |
208 | } | |
209 | ||
d19929cb | 210 | LED_A_ON(); |
15c4dc5a | 211 | // Let the FPGA drive the high-frequency antenna around 13.56 MHz. |
7cc204bf | 212 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF); |
15c4dc5a | 213 | FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); |
214 | SpinDelay(20); | |
215 | // Vref = 3300mV, and an 10:1 voltage divider on the input | |
216 | // can measure voltages up to 33000 mV | |
217 | vHf = (33000 * AvgAdc(ADC_CHAN_HF)) >> 10; | |
218 | ||
902cb3c0 | 219 | // c.cmd = CMD_MEASURED_ANTENNA_TUNING; |
220 | // c.arg[0] = (vLf125 << 0) | (vLf134 << 16); | |
221 | // c.arg[1] = vHf; | |
222 | // c.arg[2] = peakf | (peakv << 16); | |
d19929cb | 223 | |
224 | DbpString("Measuring complete, sending report back to host"); | |
902cb3c0 | 225 | cmd_send(CMD_MEASURED_ANTENNA_TUNING,vLf125|(vLf134<<16),vHf,peakf|(peakv<<16),0,0); |
226 | // UsbSendPacket((uint8_t *)&c, sizeof(c)); | |
d19929cb | 227 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); |
228 | LED_A_OFF(); | |
229 | LED_B_OFF(); | |
230 | return; | |
15c4dc5a | 231 | } |
232 | ||
233 | void MeasureAntennaTuningHf(void) | |
234 | { | |
235 | int vHf = 0; // in mV | |
236 | ||
237 | DbpString("Measuring HF antenna, press button to exit"); | |
238 | ||
239 | for (;;) { | |
240 | // Let the FPGA drive the high-frequency antenna around 13.56 MHz. | |
7cc204bf | 241 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF); |
15c4dc5a | 242 | FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); |
243 | SpinDelay(20); | |
244 | // Vref = 3300mV, and an 10:1 voltage divider on the input | |
245 | // can measure voltages up to 33000 mV | |
246 | vHf = (33000 * AvgAdc(ADC_CHAN_HF)) >> 10; | |
e30c654b | 247 | |
15c4dc5a | 248 | Dbprintf("%d mV",vHf); |
249 | if (BUTTON_PRESS()) break; | |
250 | } | |
251 | DbpString("cancelled"); | |
252 | } | |
253 | ||
254 | ||
255 | void SimulateTagHfListen(void) | |
256 | { | |
d19929cb | 257 | uint8_t *dest = (uint8_t *)BigBuf+FREE_BUFFER_OFFSET; |
f7e3ed82 | 258 | uint8_t v = 0; |
15c4dc5a | 259 | int i; |
260 | int p = 0; | |
261 | ||
262 | // We're using this mode just so that I can test it out; the simulated | |
263 | // tag mode would work just as well and be simpler. | |
7cc204bf | 264 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF); |
15c4dc5a | 265 | FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ | FPGA_HF_READER_RX_XCORR_SNOOP); |
266 | ||
267 | // We need to listen to the high-frequency, peak-detected path. | |
268 | SetAdcMuxFor(GPIO_MUXSEL_HIPKD); | |
269 | ||
270 | FpgaSetupSsc(); | |
271 | ||
272 | i = 0; | |
273 | for(;;) { | |
274 | if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) { | |
275 | AT91C_BASE_SSC->SSC_THR = 0xff; | |
276 | } | |
277 | if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) { | |
f7e3ed82 | 278 | uint8_t r = (uint8_t)AT91C_BASE_SSC->SSC_RHR; |
15c4dc5a | 279 | |
280 | v <<= 1; | |
281 | if(r & 1) { | |
282 | v |= 1; | |
283 | } | |
284 | p++; | |
285 | ||
286 | if(p >= 8) { | |
287 | dest[i] = v; | |
288 | v = 0; | |
289 | p = 0; | |
290 | i++; | |
291 | ||
d19929cb | 292 | if(i >= FREE_BUFFER_SIZE) { |
15c4dc5a | 293 | break; |
294 | } | |
295 | } | |
296 | } | |
297 | } | |
298 | DbpString("simulate tag (now type bitsamples)"); | |
299 | } | |
300 | ||
301 | void ReadMem(int addr) | |
302 | { | |
f7e3ed82 | 303 | const uint8_t *data = ((uint8_t *)addr); |
15c4dc5a | 304 | |
305 | Dbprintf("%x: %02x %02x %02x %02x %02x %02x %02x %02x", | |
306 | addr, data[0], data[1], data[2], data[3], data[4], data[5], data[6], data[7]); | |
307 | } | |
308 | ||
309 | /* osimage version information is linked in */ | |
310 | extern struct version_information version_information; | |
311 | /* bootrom version information is pointed to from _bootphase1_version_pointer */ | |
312 | extern char *_bootphase1_version_pointer, _flash_start, _flash_end; | |
313 | void SendVersion(void) | |
314 | { | |
95e63594 | 315 | char temp[512]; /* Limited data payload in USB packets */ |
15c4dc5a | 316 | DbpString("Prox/RFID mark3 RFID instrument"); |
e30c654b | 317 | |
318 | /* Try to find the bootrom version information. Expect to find a pointer at | |
15c4dc5a | 319 | * symbol _bootphase1_version_pointer, perform slight sanity checks on the |
320 | * pointer, then use it. | |
321 | */ | |
322 | char *bootrom_version = *(char**)&_bootphase1_version_pointer; | |
323 | if( bootrom_version < &_flash_start || bootrom_version >= &_flash_end ) { | |
324 | DbpString("bootrom version information appears invalid"); | |
325 | } else { | |
326 | FormatVersionInformation(temp, sizeof(temp), "bootrom: ", bootrom_version); | |
327 | DbpString(temp); | |
328 | } | |
e30c654b | 329 | |
15c4dc5a | 330 | FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information); |
331 | DbpString(temp); | |
e30c654b | 332 | |
15c4dc5a | 333 | FpgaGatherVersion(temp, sizeof(temp)); |
334 | DbpString(temp); | |
4f269f63 | 335 | // Send Chip ID |
336 | cmd_send(CMD_ACK,*(AT91C_DBGU_CIDR),0,0,NULL,0); | |
15c4dc5a | 337 | } |
338 | ||
339 | #ifdef WITH_LF | |
340 | // samy's sniff and repeat routine | |
341 | void SamyRun() | |
342 | { | |
343 | DbpString("Stand-alone mode! No PC necessary."); | |
7cc204bf | 344 | FpgaDownloadAndGo(FPGA_BITSTREAM_LF); |
15c4dc5a | 345 | |
346 | // 3 possible options? no just 2 for now | |
347 | #define OPTS 2 | |
348 | ||
349 | int high[OPTS], low[OPTS]; | |
350 | ||
351 | // Oooh pretty -- notify user we're in elite samy mode now | |
352 | LED(LED_RED, 200); | |
353 | LED(LED_ORANGE, 200); | |
354 | LED(LED_GREEN, 200); | |
355 | LED(LED_ORANGE, 200); | |
356 | LED(LED_RED, 200); | |
357 | LED(LED_ORANGE, 200); | |
358 | LED(LED_GREEN, 200); | |
359 | LED(LED_ORANGE, 200); | |
360 | LED(LED_RED, 200); | |
361 | ||
362 | int selected = 0; | |
363 | int playing = 0; | |
72e930ef | 364 | int cardRead = 0; |
15c4dc5a | 365 | |
366 | // Turn on selected LED | |
367 | LED(selected + 1, 0); | |
368 | ||
369 | for (;;) | |
370 | { | |
6e82300d | 371 | usb_poll(); |
95e63594 | 372 | WDT_HIT(); |
15c4dc5a | 373 | |
374 | // Was our button held down or pressed? | |
375 | int button_pressed = BUTTON_HELD(1000); | |
376 | SpinDelay(300); | |
377 | ||
378 | // Button was held for a second, begin recording | |
72e930ef | 379 | if (button_pressed > 0 && cardRead == 0) |
15c4dc5a | 380 | { |
381 | LEDsoff(); | |
382 | LED(selected + 1, 0); | |
383 | LED(LED_RED2, 0); | |
384 | ||
385 | // record | |
386 | DbpString("Starting recording"); | |
387 | ||
388 | // wait for button to be released | |
389 | while(BUTTON_PRESS()) | |
390 | WDT_HIT(); | |
391 | ||
392 | /* need this delay to prevent catching some weird data */ | |
393 | SpinDelay(500); | |
394 | ||
395 | CmdHIDdemodFSK(1, &high[selected], &low[selected], 0); | |
396 | Dbprintf("Recorded %x %x %x", selected, high[selected], low[selected]); | |
397 | ||
398 | LEDsoff(); | |
399 | LED(selected + 1, 0); | |
400 | // Finished recording | |
401 | ||
402 | // If we were previously playing, set playing off | |
403 | // so next button push begins playing what we recorded | |
404 | playing = 0; | |
72e930ef | 405 | |
406 | cardRead = 1; | |
407 | ||
408 | } | |
409 | ||
410 | else if (button_pressed > 0 && cardRead == 1) | |
411 | { | |
412 | LEDsoff(); | |
413 | LED(selected + 1, 0); | |
414 | LED(LED_ORANGE, 0); | |
415 | ||
416 | // record | |
417 | Dbprintf("Cloning %x %x %x", selected, high[selected], low[selected]); | |
418 | ||
419 | // wait for button to be released | |
420 | while(BUTTON_PRESS()) | |
421 | WDT_HIT(); | |
422 | ||
423 | /* need this delay to prevent catching some weird data */ | |
424 | SpinDelay(500); | |
425 | ||
426 | CopyHIDtoT55x7(high[selected], low[selected], 0, 0); | |
427 | Dbprintf("Cloned %x %x %x", selected, high[selected], low[selected]); | |
428 | ||
429 | LEDsoff(); | |
430 | LED(selected + 1, 0); | |
431 | // Finished recording | |
432 | ||
433 | // If we were previously playing, set playing off | |
434 | // so next button push begins playing what we recorded | |
435 | playing = 0; | |
436 | ||
437 | cardRead = 0; | |
438 | ||
15c4dc5a | 439 | } |
440 | ||
441 | // Change where to record (or begin playing) | |
442 | else if (button_pressed) | |
443 | { | |
444 | // Next option if we were previously playing | |
445 | if (playing) | |
446 | selected = (selected + 1) % OPTS; | |
447 | playing = !playing; | |
448 | ||
449 | LEDsoff(); | |
450 | LED(selected + 1, 0); | |
451 | ||
452 | // Begin transmitting | |
453 | if (playing) | |
454 | { | |
455 | LED(LED_GREEN, 0); | |
456 | DbpString("Playing"); | |
457 | // wait for button to be released | |
458 | while(BUTTON_PRESS()) | |
459 | WDT_HIT(); | |
460 | Dbprintf("%x %x %x", selected, high[selected], low[selected]); | |
461 | CmdHIDsimTAG(high[selected], low[selected], 0); | |
462 | DbpString("Done playing"); | |
463 | if (BUTTON_HELD(1000) > 0) | |
464 | { | |
465 | DbpString("Exiting"); | |
466 | LEDsoff(); | |
467 | return; | |
468 | } | |
469 | ||
470 | /* We pressed a button so ignore it here with a delay */ | |
471 | SpinDelay(300); | |
472 | ||
473 | // when done, we're done playing, move to next option | |
474 | selected = (selected + 1) % OPTS; | |
475 | playing = !playing; | |
476 | LEDsoff(); | |
477 | LED(selected + 1, 0); | |
478 | } | |
479 | else | |
480 | while(BUTTON_PRESS()) | |
481 | WDT_HIT(); | |
482 | } | |
483 | } | |
484 | } | |
485 | #endif | |
486 | ||
487 | /* | |
488 | OBJECTIVE | |
489 | Listen and detect an external reader. Determine the best location | |
490 | for the antenna. | |
491 | ||
492 | INSTRUCTIONS: | |
493 | Inside the ListenReaderField() function, there is two mode. | |
494 | By default, when you call the function, you will enter mode 1. | |
495 | If you press the PM3 button one time, you will enter mode 2. | |
496 | If you press the PM3 button a second time, you will exit the function. | |
497 | ||
498 | DESCRIPTION OF MODE 1: | |
499 | This mode just listens for an external reader field and lights up green | |
500 | for HF and/or red for LF. This is the original mode of the detectreader | |
501 | function. | |
502 | ||
503 | DESCRIPTION OF MODE 2: | |
504 | This mode will visually represent, using the LEDs, the actual strength of the | |
505 | current compared to the maximum current detected. Basically, once you know | |
506 | what kind of external reader is present, it will help you spot the best location to place | |
507 | your antenna. You will probably not get some good results if there is a LF and a HF reader | |
508 | at the same place! :-) | |
509 | ||
510 | LIGHT SCHEME USED: | |
511 | */ | |
512 | static const char LIGHT_SCHEME[] = { | |
513 | 0x0, /* ---- | No field detected */ | |
514 | 0x1, /* X--- | 14% of maximum current detected */ | |
515 | 0x2, /* -X-- | 29% of maximum current detected */ | |
516 | 0x4, /* --X- | 43% of maximum current detected */ | |
517 | 0x8, /* ---X | 57% of maximum current detected */ | |
518 | 0xC, /* --XX | 71% of maximum current detected */ | |
519 | 0xE, /* -XXX | 86% of maximum current detected */ | |
520 | 0xF, /* XXXX | 100% of maximum current detected */ | |
521 | }; | |
522 | static const int LIGHT_LEN = sizeof(LIGHT_SCHEME)/sizeof(LIGHT_SCHEME[0]); | |
523 | ||
524 | void ListenReaderField(int limit) | |
525 | { | |
526 | int lf_av, lf_av_new, lf_baseline= 0, lf_count= 0, lf_max; | |
527 | int hf_av, hf_av_new, hf_baseline= 0, hf_count= 0, hf_max; | |
528 | int mode=1, display_val, display_max, i; | |
529 | ||
530 | #define LF_ONLY 1 | |
531 | #define HF_ONLY 2 | |
532 | ||
533 | LEDsoff(); | |
534 | ||
535 | lf_av=lf_max=ReadAdc(ADC_CHAN_LF); | |
536 | ||
537 | if(limit != HF_ONLY) { | |
538 | Dbprintf("LF 125/134 Baseline: %d", lf_av); | |
539 | lf_baseline = lf_av; | |
540 | } | |
541 | ||
542 | hf_av=hf_max=ReadAdc(ADC_CHAN_HF); | |
543 | ||
544 | if (limit != LF_ONLY) { | |
545 | Dbprintf("HF 13.56 Baseline: %d", hf_av); | |
546 | hf_baseline = hf_av; | |
547 | } | |
548 | ||
549 | for(;;) { | |
550 | if (BUTTON_PRESS()) { | |
551 | SpinDelay(500); | |
552 | switch (mode) { | |
553 | case 1: | |
554 | mode=2; | |
555 | DbpString("Signal Strength Mode"); | |
556 | break; | |
557 | case 2: | |
558 | default: | |
559 | DbpString("Stopped"); | |
560 | LEDsoff(); | |
561 | return; | |
562 | break; | |
563 | } | |
564 | } | |
565 | WDT_HIT(); | |
566 | ||
567 | if (limit != HF_ONLY) { | |
568 | if(mode==1) { | |
569 | if (abs(lf_av - lf_baseline) > 10) LED_D_ON(); | |
570 | else LED_D_OFF(); | |
571 | } | |
e30c654b | 572 | |
15c4dc5a | 573 | ++lf_count; |
574 | lf_av_new= ReadAdc(ADC_CHAN_LF); | |
575 | // see if there's a significant change | |
576 | if(abs(lf_av - lf_av_new) > 10) { | |
577 | Dbprintf("LF 125/134 Field Change: %x %x %x", lf_av, lf_av_new, lf_count); | |
578 | lf_av = lf_av_new; | |
579 | if (lf_av > lf_max) | |
580 | lf_max = lf_av; | |
581 | lf_count= 0; | |
582 | } | |
583 | } | |
584 | ||
585 | if (limit != LF_ONLY) { | |
586 | if (mode == 1){ | |
587 | if (abs(hf_av - hf_baseline) > 10) LED_B_ON(); | |
588 | else LED_B_OFF(); | |
589 | } | |
e30c654b | 590 | |
15c4dc5a | 591 | ++hf_count; |
592 | hf_av_new= ReadAdc(ADC_CHAN_HF); | |
593 | // see if there's a significant change | |
594 | if(abs(hf_av - hf_av_new) > 10) { | |
595 | Dbprintf("HF 13.56 Field Change: %x %x %x", hf_av, hf_av_new, hf_count); | |
596 | hf_av = hf_av_new; | |
597 | if (hf_av > hf_max) | |
598 | hf_max = hf_av; | |
599 | hf_count= 0; | |
600 | } | |
601 | } | |
e30c654b | 602 | |
15c4dc5a | 603 | if(mode == 2) { |
604 | if (limit == LF_ONLY) { | |
605 | display_val = lf_av; | |
606 | display_max = lf_max; | |
607 | } else if (limit == HF_ONLY) { | |
608 | display_val = hf_av; | |
609 | display_max = hf_max; | |
610 | } else { /* Pick one at random */ | |
611 | if( (hf_max - hf_baseline) > (lf_max - lf_baseline) ) { | |
612 | display_val = hf_av; | |
613 | display_max = hf_max; | |
614 | } else { | |
615 | display_val = lf_av; | |
616 | display_max = lf_max; | |
617 | } | |
618 | } | |
619 | for (i=0; i<LIGHT_LEN; i++) { | |
620 | if (display_val >= ((display_max/LIGHT_LEN)*i) && display_val <= ((display_max/LIGHT_LEN)*(i+1))) { | |
621 | if (LIGHT_SCHEME[i] & 0x1) LED_C_ON(); else LED_C_OFF(); | |
622 | if (LIGHT_SCHEME[i] & 0x2) LED_A_ON(); else LED_A_OFF(); | |
623 | if (LIGHT_SCHEME[i] & 0x4) LED_B_ON(); else LED_B_OFF(); | |
624 | if (LIGHT_SCHEME[i] & 0x8) LED_D_ON(); else LED_D_OFF(); | |
625 | break; | |
626 | } | |
627 | } | |
628 | } | |
629 | } | |
630 | } | |
631 | ||
f7e3ed82 | 632 | void UsbPacketReceived(uint8_t *packet, int len) |
15c4dc5a | 633 | { |
634 | UsbCommand *c = (UsbCommand *)packet; | |
15c4dc5a | 635 | |
313ee67e | 636 | //Dbprintf("received %d bytes, with command: 0x%04x and args: %d %d %d",len,c->cmd,c->arg[0],c->arg[1],c->arg[2]); |
902cb3c0 | 637 | |
15c4dc5a | 638 | switch(c->cmd) { |
639 | #ifdef WITH_LF | |
640 | case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K: | |
641 | AcquireRawAdcSamples125k(c->arg[0]); | |
1c611bbd | 642 | cmd_send(CMD_ACK,0,0,0,0,0); |
15c4dc5a | 643 | break; |
15c4dc5a | 644 | case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K: |
645 | ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes); | |
646 | break; | |
b014c96d | 647 | case CMD_LF_SNOOP_RAW_ADC_SAMPLES: |
648 | SnoopLFRawAdcSamples(c->arg[0], c->arg[1]); | |
649 | cmd_send(CMD_ACK,0,0,0,0,0); | |
650 | break; | |
7e67e42f | 651 | case CMD_HID_DEMOD_FSK: |
a501c82b | 652 | CmdHIDdemodFSK(c->arg[0], 0, 0, 1); |
7e67e42f | 653 | break; |
654 | case CMD_HID_SIM_TAG: | |
a501c82b | 655 | CmdHIDsimTAG(c->arg[0], c->arg[1], 1); |
7e67e42f | 656 | break; |
a501c82b | 657 | case CMD_HID_CLONE_TAG: |
1c611bbd | 658 | CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]); |
7e67e42f | 659 | break; |
a1f3bb12 | 660 | case CMD_IO_DEMOD_FSK: |
a501c82b | 661 | CmdIOdemodFSK(c->arg[0], 0, 0, 1); |
a1f3bb12 | 662 | break; |
a501c82b | 663 | case CMD_IO_CLONE_TAG: |
a1f3bb12 | 664 | CopyIOtoT55x7(c->arg[0], c->arg[1], c->d.asBytes[0]); |
665 | break; | |
2d4eae76 | 666 | case CMD_EM410X_WRITE_TAG: |
667 | WriteEM410x(c->arg[0], c->arg[1], c->arg[2]); | |
668 | break; | |
7e67e42f | 669 | case CMD_READ_TI_TYPE: |
670 | ReadTItag(); | |
671 | break; | |
672 | case CMD_WRITE_TI_TYPE: | |
673 | WriteTItag(c->arg[0],c->arg[1],c->arg[2]); | |
674 | break; | |
675 | case CMD_SIMULATE_TAG_125K: | |
a61b4976 | 676 | SimulateTagLowFrequency(c->arg[0], c->arg[1], 0); |
a501c82b | 677 | //SimulateTagLowFrequencyA(c->arg[0], c->arg[1]); |
7e67e42f | 678 | break; |
679 | case CMD_LF_SIMULATE_BIDIR: | |
680 | SimulateTagLowFrequencyBidir(c->arg[0], c->arg[1]); | |
681 | break; | |
a501c82b | 682 | case CMD_INDALA_CLONE_TAG: |
2414f978 | 683 | CopyIndala64toT55x7(c->arg[0], c->arg[1]); |
684 | break; | |
a501c82b | 685 | case CMD_INDALA_CLONE_TAG_L: |
2414f978 | 686 | CopyIndala224toT55x7(c->d.asDwords[0], c->d.asDwords[1], c->d.asDwords[2], c->d.asDwords[3], c->d.asDwords[4], c->d.asDwords[5], c->d.asDwords[6]); |
687 | break; | |
1c611bbd | 688 | case CMD_T55XX_READ_BLOCK: |
689 | T55xxReadBlock(c->arg[1], c->arg[2],c->d.asBytes[0]); | |
690 | break; | |
691 | case CMD_T55XX_WRITE_BLOCK: | |
692 | T55xxWriteBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]); | |
693 | break; | |
a501c82b | 694 | case CMD_T55XX_READ_TRACE: |
1c611bbd | 695 | T55xxReadTrace(); |
696 | break; | |
a501c82b | 697 | case CMD_PCF7931_READ: |
1c611bbd | 698 | ReadPCF7931(); |
699 | cmd_send(CMD_ACK,0,0,0,0,0); | |
1c611bbd | 700 | break; |
701 | case CMD_EM4X_READ_WORD: | |
702 | EM4xReadWord(c->arg[1], c->arg[2],c->d.asBytes[0]); | |
703 | break; | |
704 | case CMD_EM4X_WRITE_WORD: | |
705 | EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]); | |
706 | break; | |
15c4dc5a | 707 | #endif |
708 | ||
d19929cb | 709 | #ifdef WITH_HITAG |
710 | case CMD_SNOOP_HITAG: // Eavesdrop Hitag tag, args = type | |
711 | SnoopHitag(c->arg[0]); | |
712 | break; | |
713 | case CMD_SIMULATE_HITAG: // Simulate Hitag tag, args = memory content | |
714 | SimulateHitagTag((bool)c->arg[0],(byte_t*)c->d.asBytes); | |
715 | break; | |
716 | case CMD_READER_HITAG: // Reader for Hitag tags, args = type and function | |
717 | ReaderHitag((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes); | |
718 | break; | |
719 | #endif | |
720 | ||
15c4dc5a | 721 | #ifdef WITH_ISO15693 |
722 | case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693: | |
723 | AcquireRawAdcSamplesIso15693(); | |
724 | break; | |
9455b51c | 725 | case CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693: |
726 | RecordRawAdcSamplesIso15693(); | |
727 | break; | |
728 | ||
729 | case CMD_ISO_15693_COMMAND: | |
730 | DirectTag15693Command(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes); | |
731 | break; | |
732 | ||
733 | case CMD_ISO_15693_FIND_AFI: | |
734 | BruteforceIso15693Afi(c->arg[0]); | |
735 | break; | |
736 | ||
737 | case CMD_ISO_15693_DEBUG: | |
738 | SetDebugIso15693(c->arg[0]); | |
739 | break; | |
15c4dc5a | 740 | |
15c4dc5a | 741 | case CMD_READER_ISO_15693: |
742 | ReaderIso15693(c->arg[0]); | |
743 | break; | |
7e67e42f | 744 | case CMD_SIMTAG_ISO_15693: |
3649b640 | 745 | SimTagIso15693(c->arg[0], c->d.asBytes); |
7e67e42f | 746 | break; |
15c4dc5a | 747 | #endif |
748 | ||
7e67e42f | 749 | #ifdef WITH_LEGICRF |
750 | case CMD_SIMULATE_TAG_LEGIC_RF: | |
751 | LegicRfSimulate(c->arg[0], c->arg[1], c->arg[2]); | |
752 | break; | |
3612a8a8 | 753 | |
7e67e42f | 754 | case CMD_WRITER_LEGIC_RF: |
755 | LegicRfWriter(c->arg[1], c->arg[0]); | |
756 | break; | |
3612a8a8 | 757 | |
15c4dc5a | 758 | case CMD_READER_LEGIC_RF: |
759 | LegicRfReader(c->arg[0], c->arg[1]); | |
760 | break; | |
15c4dc5a | 761 | #endif |
762 | ||
763 | #ifdef WITH_ISO14443b | |
764 | case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443: | |
765 | AcquireRawAdcSamplesIso14443(c->arg[0]); | |
766 | break; | |
15c4dc5a | 767 | case CMD_READ_SRI512_TAG: |
7cf3ef20 | 768 | ReadSTMemoryIso14443(0x0F); |
15c4dc5a | 769 | break; |
7e67e42f | 770 | case CMD_READ_SRIX4K_TAG: |
7cf3ef20 | 771 | ReadSTMemoryIso14443(0x7F); |
7e67e42f | 772 | break; |
773 | case CMD_SNOOP_ISO_14443: | |
774 | SnoopIso14443(); | |
775 | break; | |
776 | case CMD_SIMULATE_TAG_ISO_14443: | |
777 | SimulateIso14443Tag(); | |
778 | break; | |
7cf3ef20 | 779 | case CMD_ISO_14443B_COMMAND: |
780 | SendRawCommand14443B(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes); | |
781 | break; | |
15c4dc5a | 782 | #endif |
783 | ||
784 | #ifdef WITH_ISO14443a | |
7e67e42f | 785 | case CMD_SNOOP_ISO_14443a: |
5cd9ec01 | 786 | SnoopIso14443a(c->arg[0]); |
7e67e42f | 787 | break; |
15c4dc5a | 788 | case CMD_READER_ISO_14443a: |
902cb3c0 | 789 | ReaderIso14443a(c); |
15c4dc5a | 790 | break; |
7e67e42f | 791 | case CMD_SIMULATE_TAG_ISO_14443a: |
28afbd2b | 792 | SimulateIso14443aTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); // ## Simulate iso14443a tag - pass tag type & UID |
7e67e42f | 793 | break; |
95e63594 | 794 | |
5acd09bd | 795 | case CMD_EPA_PACE_COLLECT_NONCE: |
902cb3c0 | 796 | EPA_PACE_Collect_Nonce(c); |
5acd09bd | 797 | break; |
7e67e42f | 798 | |
95e63594 | 799 | // case CMD_EPA_: |
800 | // EpaFoo(c); | |
801 | // break; | |
802 | ||
15c4dc5a | 803 | case CMD_READER_MIFARE: |
1c611bbd | 804 | ReaderMifare(c->arg[0]); |
15c4dc5a | 805 | break; |
20f9a2a1 M |
806 | case CMD_MIFARE_READBL: |
807 | MifareReadBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
808 | break; | |
981bd429 | 809 | case CMD_MIFAREU_READBL: |
810 | MifareUReadBlock(c->arg[0],c->d.asBytes); | |
811 | break; | |
f38a1528 | 812 | case CMD_MIFAREUC_AUTH1: |
813 | MifareUC_Auth1(c->arg[0],c->d.asBytes); | |
814 | break; | |
815 | case CMD_MIFAREUC_AUTH2: | |
816 | MifareUC_Auth2(c->arg[0],c->d.asBytes); | |
817 | break; | |
981bd429 | 818 | case CMD_MIFAREU_READCARD: |
f38a1528 | 819 | MifareUReadCard(c->arg[0],c->arg[1],c->d.asBytes); |
820 | break; | |
821 | case CMD_MIFAREUC_READCARD: | |
822 | MifareUReadCard(c->arg[0],c->arg[1],c->d.asBytes); | |
981bd429 | 823 | break; |
20f9a2a1 M |
824 | case CMD_MIFARE_READSC: |
825 | MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
826 | break; | |
827 | case CMD_MIFARE_WRITEBL: | |
828 | MifareWriteBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
829 | break; | |
981bd429 | 830 | case CMD_MIFAREU_WRITEBL_COMPAT: |
831 | MifareUWriteBlock(c->arg[0], c->d.asBytes); | |
832 | break; | |
833 | case CMD_MIFAREU_WRITEBL: | |
834 | MifareUWriteBlock_Special(c->arg[0], c->d.asBytes); | |
835 | break; | |
20f9a2a1 M |
836 | case CMD_MIFARE_NESTED: |
837 | MifareNested(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
f397b5cc M |
838 | break; |
839 | case CMD_MIFARE_CHKKEYS: | |
840 | MifareChkKeys(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
20f9a2a1 M |
841 | break; |
842 | case CMD_SIMULATE_MIFARE_CARD: | |
843 | Mifare1ksim(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
844 | break; | |
8556b852 M |
845 | |
846 | // emulator | |
847 | case CMD_MIFARE_SET_DBGMODE: | |
848 | MifareSetDbgLvl(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
849 | break; | |
850 | case CMD_MIFARE_EML_MEMCLR: | |
851 | MifareEMemClr(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
852 | break; | |
853 | case CMD_MIFARE_EML_MEMSET: | |
854 | MifareEMemSet(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
855 | break; | |
856 | case CMD_MIFARE_EML_MEMGET: | |
857 | MifareEMemGet(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
858 | break; | |
859 | case CMD_MIFARE_EML_CARDLOAD: | |
860 | MifareECardLoad(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
0675f200 M |
861 | break; |
862 | ||
863 | // Work with "magic Chinese" card | |
864 | case CMD_MIFARE_EML_CSETBLOCK: | |
865 | MifareCSetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
545a1f38 M |
866 | break; |
867 | case CMD_MIFARE_EML_CGETBLOCK: | |
868 | MifareCGetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
8556b852 | 869 | break; |
b62a5a84 M |
870 | |
871 | // mifare sniffer | |
872 | case CMD_MIFARE_SNIFFER: | |
5cd9ec01 | 873 | SniffMifare(c->arg[0]); |
b62a5a84 | 874 | break; |
f38a1528 | 875 | |
876 | // mifare desfire | |
877 | case CMD_MIFARE_DESFIRE_READBL: | |
878 | break; | |
879 | case CMD_MIFARE_DESFIRE_WRITEBL: | |
880 | break; | |
881 | case CMD_MIFARE_DESFIRE_AUTH1: | |
882 | MifareDES_Auth1(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); | |
883 | break; | |
884 | case CMD_MIFARE_DESFIRE_AUTH2: | |
f6c18637 | 885 | //MifareDES_Auth2(c->arg[0],c->d.asBytes); |
f38a1528 | 886 | break; |
887 | // case CMD_MIFARE_DES_READER: | |
888 | // ReaderMifareDES(c->arg[0], c->arg[1], c->d.asBytes); | |
313ee67e | 889 | //break; |
f38a1528 | 890 | case CMD_MIFARE_DESFIRE_INFO: |
891 | MifareDesfireGetInformation(); | |
892 | break; | |
313ee67e | 893 | case CMD_MIFARE_DESFIRE: |
894 | MifareSendCommand(c->arg[0], c->arg[1], c->d.asBytes); | |
895 | break; | |
896 | ||
20f9a2a1 M |
897 | #endif |
898 | ||
7e67e42f | 899 | #ifdef WITH_ICLASS |
cee5a30d | 900 | // Makes use of ISO14443a FPGA Firmware |
901 | case CMD_SNOOP_ICLASS: | |
902 | SnoopIClass(); | |
903 | break; | |
1e262141 | 904 | case CMD_SIMULATE_TAG_ICLASS: |
ff7bb4ef | 905 | SimulateIClass(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); |
1e262141 | 906 | break; |
907 | case CMD_READER_ICLASS: | |
908 | ReaderIClass(c->arg[0]); | |
909 | break; | |
f38a1528 | 910 | case CMD_READER_ICLASS_REPLAY: |
911 | ReaderIClass_Replay(c->arg[0], c->d.asBytes); | |
912 | break; | |
cee5a30d | 913 | #endif |
914 | ||
15c4dc5a | 915 | case CMD_SIMULATE_TAG_HF_LISTEN: |
916 | SimulateTagHfListen(); | |
917 | break; | |
918 | ||
7e67e42f | 919 | case CMD_BUFF_CLEAR: |
920 | BufferClear(); | |
15c4dc5a | 921 | break; |
15c4dc5a | 922 | |
923 | case CMD_MEASURE_ANTENNA_TUNING: | |
924 | MeasureAntennaTuning(); | |
925 | break; | |
926 | ||
927 | case CMD_MEASURE_ANTENNA_TUNING_HF: | |
928 | MeasureAntennaTuningHf(); | |
929 | break; | |
930 | ||
931 | case CMD_LISTEN_READER_FIELD: | |
932 | ListenReaderField(c->arg[0]); | |
933 | break; | |
934 | ||
15c4dc5a | 935 | case CMD_FPGA_MAJOR_MODE_OFF: // ## FPGA Control |
936 | FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); | |
937 | SpinDelay(200); | |
938 | LED_D_OFF(); // LED D indicates field ON or OFF | |
939 | break; | |
940 | ||
1c611bbd | 941 | case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: |
902cb3c0 | 942 | |
1c611bbd | 943 | LED_B_ON(); |
944 | for(size_t i=0; i<c->arg[1]; i += USB_CMD_DATA_SIZE) { | |
945 | size_t len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE); | |
946 | cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,0,((byte_t*)BigBuf)+c->arg[0]+i,len); | |
947 | } | |
948 | // Trigger a finish downloading signal with an ACK frame | |
949 | cmd_send(CMD_ACK,0,0,0,0,0); | |
d3b1f4e4 | 950 | LED_B_OFF(); |
1c611bbd | 951 | break; |
15c4dc5a | 952 | |
953 | case CMD_DOWNLOADED_SIM_SAMPLES_125K: { | |
f7e3ed82 | 954 | uint8_t *b = (uint8_t *)BigBuf; |
7c756d68 | 955 | memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE); |
1c611bbd | 956 | cmd_send(CMD_ACK,0,0,0,0,0); |
957 | break; | |
958 | } | |
15c4dc5a | 959 | case CMD_READ_MEM: |
960 | ReadMem(c->arg[0]); | |
961 | break; | |
962 | ||
963 | case CMD_SET_LF_DIVISOR: | |
7cc204bf | 964 | FpgaDownloadAndGo(FPGA_BITSTREAM_LF); |
15c4dc5a | 965 | FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->arg[0]); |
966 | break; | |
967 | ||
968 | case CMD_SET_ADC_MUX: | |
969 | switch(c->arg[0]) { | |
970 | case 0: SetAdcMuxFor(GPIO_MUXSEL_LOPKD); break; | |
971 | case 1: SetAdcMuxFor(GPIO_MUXSEL_LORAW); break; | |
972 | case 2: SetAdcMuxFor(GPIO_MUXSEL_HIPKD); break; | |
973 | case 3: SetAdcMuxFor(GPIO_MUXSEL_HIRAW); break; | |
974 | } | |
975 | break; | |
976 | ||
977 | case CMD_VERSION: | |
978 | SendVersion(); | |
979 | break; | |
980 | ||
15c4dc5a | 981 | #ifdef WITH_LCD |
982 | case CMD_LCD_RESET: | |
983 | LCDReset(); | |
984 | break; | |
985 | case CMD_LCD: | |
986 | LCDSend(c->arg[0]); | |
987 | break; | |
988 | #endif | |
989 | case CMD_SETUP_WRITE: | |
990 | case CMD_FINISH_WRITE: | |
1c611bbd | 991 | case CMD_HARDWARE_RESET: |
992 | usb_disable(); | |
15c4dc5a | 993 | SpinDelay(1000); |
994 | SpinDelay(1000); | |
995 | AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST; | |
996 | for(;;) { | |
997 | // We're going to reset, and the bootrom will take control. | |
998 | } | |
1c611bbd | 999 | break; |
15c4dc5a | 1000 | |
1c611bbd | 1001 | case CMD_START_FLASH: |
15c4dc5a | 1002 | if(common_area.flags.bootrom_present) { |
1003 | common_area.command = COMMON_AREA_COMMAND_ENTER_FLASH_MODE; | |
1004 | } | |
1c611bbd | 1005 | usb_disable(); |
15c4dc5a | 1006 | AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST; |
1007 | for(;;); | |
1c611bbd | 1008 | break; |
e30c654b | 1009 | |
15c4dc5a | 1010 | case CMD_DEVICE_INFO: { |
902cb3c0 | 1011 | uint32_t dev_info = DEVICE_INFO_FLAG_OSIMAGE_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_OS; |
1012 | if(common_area.flags.bootrom_present) dev_info |= DEVICE_INFO_FLAG_BOOTROM_PRESENT; | |
1c611bbd | 1013 | cmd_send(CMD_DEVICE_INFO,dev_info,0,0,0,0); |
1014 | break; | |
1015 | } | |
1016 | default: | |
15c4dc5a | 1017 | Dbprintf("%s: 0x%04x","unknown command:",c->cmd); |
1c611bbd | 1018 | break; |
15c4dc5a | 1019 | } |
1020 | } | |
1021 | ||
1022 | void __attribute__((noreturn)) AppMain(void) | |
1023 | { | |
1024 | SpinDelay(100); | |
e30c654b | 1025 | |
15c4dc5a | 1026 | if(common_area.magic != COMMON_AREA_MAGIC || common_area.version != 1) { |
1027 | /* Initialize common area */ | |
1028 | memset(&common_area, 0, sizeof(common_area)); | |
1029 | common_area.magic = COMMON_AREA_MAGIC; | |
1030 | common_area.version = 1; | |
1031 | } | |
1032 | common_area.flags.osimage_present = 1; | |
1033 | ||
1034 | LED_D_OFF(); | |
1035 | LED_C_OFF(); | |
1036 | LED_B_OFF(); | |
1037 | LED_A_OFF(); | |
1038 | ||
b44e5233 | 1039 | // Init USB device |
313ee67e | 1040 | usb_enable(); |
15c4dc5a | 1041 | |
1042 | // The FPGA gets its clock from us from PCK0 output, so set that up. | |
1043 | AT91C_BASE_PIOA->PIO_BSR = GPIO_PCK0; | |
1044 | AT91C_BASE_PIOA->PIO_PDR = GPIO_PCK0; | |
1045 | AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_PCK0; | |
1046 | // PCK0 is PLL clock / 4 = 96Mhz / 4 = 24Mhz | |
1047 | AT91C_BASE_PMC->PMC_PCKR[0] = AT91C_PMC_CSS_PLL_CLK | | |
1048 | AT91C_PMC_PRES_CLK_4; | |
1049 | AT91C_BASE_PIOA->PIO_OER = GPIO_PCK0; | |
1050 | ||
1051 | // Reset SPI | |
1052 | AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST; | |
1053 | // Reset SSC | |
1054 | AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST; | |
1055 | ||
1056 | // Load the FPGA image, which we have stored in our flash. | |
7cc204bf | 1057 | // (the HF version by default) |
1058 | FpgaDownloadAndGo(FPGA_BITSTREAM_HF); | |
15c4dc5a | 1059 | |
9ca155ba | 1060 | StartTickCount(); |
902cb3c0 | 1061 | |
15c4dc5a | 1062 | #ifdef WITH_LCD |
15c4dc5a | 1063 | LCDInit(); |
15c4dc5a | 1064 | #endif |
1065 | ||
902cb3c0 | 1066 | byte_t rx[sizeof(UsbCommand)]; |
1067 | size_t rx_len; | |
1068 | ||
15c4dc5a | 1069 | for(;;) { |
313ee67e | 1070 | if (usb_poll()) { |
1071 | rx_len = usb_read(rx,sizeof(UsbCommand)); | |
1072 | if (rx_len) { | |
1073 | UsbPacketReceived(rx,rx_len); | |
1074 | } | |
1075 | } | |
15c4dc5a | 1076 | WDT_HIT(); |
1077 | ||
1078 | #ifdef WITH_LF | |
1079 | if (BUTTON_HELD(1000) > 0) | |
1080 | SamyRun(); | |
1081 | #endif | |
1082 | } | |
1083 | } |