X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/cf608ac8f37549561f9bdee1dd655a69b65882a8..3400a4358db11337382065c26e58539d28ade5ef:/armsrc/appmain.c diff --git a/armsrc/appmain.c b/armsrc/appmain.c index 7af47a51..57c485e8 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -36,7 +36,8 @@ // is the order in which they go out on the wire. //============================================================================= -uint8_t ToSend[512]; +#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 +uint8_t ToSend[TOSEND_BUFFER_SIZE]; int ToSendMax; static int ToSendBit; struct common_area common_area __attribute__((section(".commonarea"))); @@ -67,7 +68,7 @@ void ToSendStuffBit(int b) ToSendBit++; - if(ToSendBit >= sizeof(ToSend)) { + if(ToSendMax >= sizeof(ToSend)) { ToSendBit = 0; DbpString("ToSendStuffBit overflowed!"); } @@ -195,15 +196,11 @@ int AvgAdc(int ch) // was static - merlok void MeasureAntennaTuning(void) { - uint8_t *dest = (uint8_t *)BigBuf+FREE_BUFFER_OFFSET; + uint8_t LF_Results[256]; int i, adcval = 0, peak = 0, peakv = 0, peakf = 0; //ptr = 0 int vLf125 = 0, vLf134 = 0, vHf = 0; // in mV -// UsbCommand c; - - LED_B_ON(); - DbpString("Measuring antenna characteristics, please wait..."); - memset(dest,0,sizeof(FREE_BUFFER_SIZE)); + LED_B_ON(); /* * Sweeps the useful LF range of the proxmark from @@ -214,8 +211,9 @@ void MeasureAntennaTuning(void) * ( hopefully around 95 if it is tuned to 125kHz!) */ - FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER); - for (i=255; i>19; i--) { + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); + FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD); + for (i=255; i>=19; i--) { WDT_HIT(); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i); SpinDelay(20); @@ -225,35 +223,31 @@ void MeasureAntennaTuning(void) if (i==95) vLf125 = adcval; // voltage at 125Khz if (i==89) vLf134 = adcval; // voltage at 134Khz - dest[i] = adcval>>8; // scale int to fit in byte for graphing purposes - if(dest[i] > peak) { + LF_Results[i] = adcval>>8; // scale int to fit in byte for graphing purposes + if(LF_Results[i] > peak) { peakv = adcval; - peak = dest[i]; + peak = LF_Results[i]; peakf = i; //ptr = i; } } - LED_A_ON(); + for (i=18; i >= 0; i--) LF_Results[i] = 0; + + LED_A_ON(); // Let the FPGA drive the high-frequency antenna around 13.56 MHz. + FpgaDownloadAndGo(FPGA_BITSTREAM_HF); FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); SpinDelay(20); // Vref = 3300mV, and an 10:1 voltage divider on the input // can measure voltages up to 33000 mV vHf = (33000 * AvgAdc(ADC_CHAN_HF)) >> 10; -// c.cmd = CMD_MEASURED_ANTENNA_TUNING; -// c.arg[0] = (vLf125 << 0) | (vLf134 << 16); -// c.arg[1] = vHf; -// c.arg[2] = peakf | (peakv << 16); - - DbpString("Measuring complete, sending report back to host"); - cmd_send(CMD_MEASURED_ANTENNA_TUNING,vLf125|(vLf134<<16),vHf,peakf|(peakv<<16),0,0); -// UsbSendPacket((uint8_t *)&c, sizeof(c)); + cmd_send(CMD_MEASURED_ANTENNA_TUNING,vLf125|(vLf134<<16),vHf,peakf|(peakv<<16),LF_Results,256); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); - LED_A_OFF(); - LED_B_OFF(); - return; + LED_A_OFF(); + LED_B_OFF(); + return; } void MeasureAntennaTuningHf(void) @@ -264,6 +258,7 @@ void MeasureAntennaTuningHf(void) for (;;) { // Let the FPGA drive the high-frequency antenna around 13.56 MHz. + FpgaDownloadAndGo(FPGA_BITSTREAM_HF); FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR); SpinDelay(20); // Vref = 3300mV, and an 10:1 voltage divider on the input @@ -286,6 +281,7 @@ void SimulateTagHfListen(void) // We're using this mode just so that I can test it out; the simulated // tag mode would work just as well and be simpler. + FpgaDownloadAndGo(FPGA_BITSTREAM_HF); FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ | FPGA_HF_READER_RX_XCORR_SNOOP); // We need to listen to the high-frequency, peak-detected path. @@ -336,7 +332,7 @@ extern struct version_information version_information; extern char *_bootphase1_version_pointer, _flash_start, _flash_end; void SendVersion(void) { - char temp[48]; /* Limited data payload in USB packets */ + char temp[256]; /* Limited data payload in USB packets */ DbpString("Prox/RFID mark3 RFID instrument"); /* Try to find the bootrom version information. Expect to find a pointer at @@ -365,6 +361,7 @@ void SendVersion(void) void SamyRun() { DbpString("Stand-alone mode! No PC necessary."); + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); // 3 possible options? no just 2 for now #define OPTS 2 @@ -633,8 +630,12 @@ void UsbPacketReceived(uint8_t *packet, int len) case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K: ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes); break; + case CMD_LF_SNOOP_RAW_ADC_SAMPLES: + SnoopLFRawAdcSamples(c->arg[0], c->arg[1]); + cmd_send(CMD_ACK,0,0,0,0,0); + break; case CMD_HID_DEMOD_FSK: - CmdHIDdemodFSK(0, 0, 0, 1); // Demodulate HID tag + CmdHIDdemodFSK(c->arg[0], 0, 0, 1); // Demodulate HID tag break; case CMD_HID_SIM_TAG: CmdHIDsimTAG(c->arg[0], c->arg[1], 1); // Simulate HID tag by ID @@ -643,11 +644,14 @@ void UsbPacketReceived(uint8_t *packet, int len) CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]); break; case CMD_IO_DEMOD_FSK: - CmdIOdemodFSK(1, 0, 0, 1); // Demodulate IO tag + CmdIOdemodFSK(c->arg[0], 0, 0, 1); // Demodulate IO tag break; case CMD_IO_CLONE_TAG: // Clone IO tag by ID to T55x7 CopyIOtoT55x7(c->arg[0], c->arg[1], c->d.asBytes[0]); break; + case CMD_EM410X_DEMOD: + CmdEM410xdemod(c->arg[0], 0, 0, 1); + break; case CMD_EM410X_WRITE_TAG: WriteEM410x(c->arg[0], c->arg[1], c->arg[2]); break; @@ -853,11 +857,14 @@ void UsbPacketReceived(uint8_t *packet, int len) SnoopIClass(); break; case CMD_SIMULATE_TAG_ICLASS: - SimulateIClass(c->arg[0], c->d.asBytes); + SimulateIClass(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes); break; case CMD_READER_ICLASS: ReaderIClass(c->arg[0]); break; + case CMD_READER_ICLASS_REPLAY: + ReaderIClass_Replay(c->arg[0], c->d.asBytes); + break; #endif case CMD_SIMULATE_TAG_HF_LISTEN: @@ -923,6 +930,7 @@ void UsbPacketReceived(uint8_t *packet, int len) break; case CMD_SET_LF_DIVISOR: + FpgaDownloadAndGo(FPGA_BITSTREAM_LF); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->arg[0]); break; @@ -1017,7 +1025,8 @@ void __attribute__((noreturn)) AppMain(void) AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST; // Load the FPGA image, which we have stored in our flash. - FpgaDownloadAndGo(); + // (the HF version by default) + FpgaDownloadAndGo(FPGA_BITSTREAM_HF); StartTickCount();