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https://github.com/RfidResearchGroup/proxmark3.git
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FIX: 'hf snoop' - forcing function to clean up AT91C_BASE_SSC->SSC_RFMR into default setup values.
FIX: 'lf ti' - forcing to cleaning up of SSC when finished.
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parent
dcdac209d4
commit
60afef3938
2 changed files with 11 additions and 10 deletions
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@ -13,18 +13,13 @@ static void RAMFUNC optimizedSnoop(void)
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uint16_t *dest = (uint16_t *)BigBuf_get_addr();
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uint16_t *destend = dest + n-1;
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AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(16); // Setting Frame mode, 16 bits per word
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// Reading data loop
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while(dest <= destend)
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{
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if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY)
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{
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while(dest <= destend) {
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if(AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
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*dest = (uint16_t)(AT91C_BASE_SSC->SSC_RHR);
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dest++;
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}
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}
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//Resetting Frame mode (First set in fpgaloader.c)
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AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(8) | AT91C_SSC_MSBF | SSC_FRAME_MODE_WORDS_PER_TRANSFER(0);
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//setting tracelen - importsnt! it was set by buffer overflow before
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set_tracelen( BigBuf_max_traceLen());
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}
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@ -50,9 +45,9 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
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trigger_cnt = 0;
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uint16_t r = 0;
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while(!BUTTON_PRESS() && !usb_poll_validate_length() ) {
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while (!BUTTON_PRESS() && !usb_poll_validate_length() ) {
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WDT_HIT();
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if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
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if (AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
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r = (uint16_t)AT91C_BASE_SSC->SSC_RHR;
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r = MAX(r & 0xff, r >> 8);
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if (r >= 180) {
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@ -62,7 +57,7 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
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}
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}
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if(!BUTTON_PRESS()) {
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if (!BUTTON_PRESS()) {
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int waitcount = samplesToSkip; // lets wait 40000 ticks of pck0
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while(waitcount != 0) {
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@ -73,6 +68,9 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
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Dbprintf("Trigger kicked! Value: %d, Dumping Samples Hispeed now.", r);
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}
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//Resetting Frame mode (First set in fpgaloader.c)
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AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(8) | AT91C_SSC_MSBF | SSC_FRAME_MODE_WORDS_PER_TRANSFER(0);
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DbpString("HF Snoop end");
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FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
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LED_D_OFF();
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