X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/a9bc033bdd5bad5dcba73c55ee337bade1540d6a..72c4af087f2950bb445ae0c9c439724efe9a0d0e:/armsrc/appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 8d6c1812..b517fa6c 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -6,7 +6,6 @@
 //-----------------------------------------------------------------------------
 
 #include <proxmark3.h>
-#include <stdlib.h>
 #include "apps.h"
 #include "legicrf.h"
 #ifdef WITH_LCD
@@ -20,13 +19,16 @@
 #define va_end __builtin_va_end
 int kvsprintf(char const *fmt, void *arg, int radix, va_list ap);
 	
+
+#define abs(x) ( ((x)<0) ? -(x) : (x) )
+
 //=============================================================================
 // A buffer where we can queue things up to be sent through the FPGA, for
 // any purpose (fake tag, as reader, whatever). We go MSB first, since that
 // is the order in which they go out on the wire.
 //=============================================================================
 
-BYTE ToSend[256];
+BYTE ToSend[512];
 int ToSendMax;
 static int ToSendBit;
 struct common_area common_area __attribute__((section(".commonarea")));
@@ -34,7 +36,7 @@ struct common_area common_area __attribute__((section(".commonarea")));
 void BufferClear(void)
 {
 	memset(BigBuf,0,sizeof(BigBuf));
-	DbpString("Buffer cleared");
+	Dbprintf("Buffer cleared (%i bytes)",sizeof(BigBuf));
 }
 
 void ToSendReset(void)
@@ -76,6 +78,9 @@ void DbpString(char *str)
 	UsbCommand c;
 	c.cmd = CMD_DEBUG_PRINT_STRING;
 	c.arg[0] = strlen(str);
+	if(c.arg[0] > sizeof(c.d.asBytes)) {
+		c.arg[0] = sizeof(c.d.asBytes);
+	}
 	memcpy(c.d.asBytes, str, c.arg[0]);
 
 	UsbSendPacket((BYTE *)&c, sizeof(c));
@@ -83,6 +88,7 @@ void DbpString(char *str)
 	SpinDelay(50);
 }
 
+#if 0
 void DbpIntegers(int x1, int x2, int x3)
 {
 	/* this holds up stuff unless we're connected to usb */
@@ -99,6 +105,7 @@ void DbpIntegers(int x1, int x2, int x3)
 	// XXX
 	SpinDelay(50);
 }
+#endif
 
 void Dbprintf(const char *fmt, ...) {
 // should probably limit size here; oh well, let's just use a big buffer
@@ -200,6 +207,27 @@ void MeasureAntennaTuning(void)
 	UsbSendPacket((BYTE *)&c, sizeof(c));
 }
 
+void MeasureAntennaTuningHf(void)
+{
+	int vHf = 0;	// in mV
+
+	DbpString("Measuring HF antenna, press button to exit");
+
+	for (;;) {
+		// Let the FPGA drive the high-frequency antenna around 13.56 MHz.
+		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;
+	
+		Dbprintf("%d mV",vHf);
+		if (BUTTON_PRESS()) break;
+	}
+	DbpString("cancelled");
+}
+
+
 void SimulateTagHfListen(void)
 {
 	BYTE *dest = (BYTE *)BigBuf;
@@ -248,13 +276,10 @@ void SimulateTagHfListen(void)
 
 void ReadMem(int addr)
 {
-	const DWORD *data = ((DWORD *)addr);
-	int i;
+	const BYTE *data = ((BYTE *)addr);
 
-	DbpString("Reading memory at address");
-	DbpIntegers(0, 0, addr);
-	for (i = 0; i < 8; i+= 2)
-		DbpIntegers(0, data[i], data[i+1]);
+	Dbprintf("%x: %02x %02x %02x %02x %02x %02x %02x %02x",
+		addr, data[0], data[1], data[2], data[3], data[4], data[5], data[6], data[7]);
 }
 
 /* osimage version information is linked in */
@@ -340,8 +365,7 @@ void SamyRun()
 			SpinDelay(500);
 
 			CmdHIDdemodFSK(1, &high[selected], &low[selected], 0);
-			DbpString("Recorded");
-			DbpIntegers(selected, high[selected], low[selected]);
+			Dbprintf("Recorded %x %x %x", selected, high[selected], low[selected]);
 
 			LEDsoff();
 			LED(selected + 1, 0);
@@ -371,7 +395,7 @@ void SamyRun()
 				// wait for button to be released
 				while(BUTTON_PRESS())
 					WDT_HIT();
-				DbpIntegers(selected, high[selected], low[selected]);
+				Dbprintf("%x %x %x", selected, high[selected], low[selected]);
 				CmdHIDsimTAG(high[selected], low[selected], 0);
 				DbpString("Done playing");
 				if (BUTTON_HELD(1000) > 0)
@@ -449,17 +473,15 @@ void ListenReaderField(int limit)
 	lf_av=lf_max=ReadAdc(ADC_CHAN_LF);
 
 	if(limit != HF_ONLY) {
-		DbpString("LF 125/134 Baseline:");
-		DbpIntegers(lf_av,0,0);
-		lf_baseline= lf_av;
+		Dbprintf("LF 125/134 Baseline: %d", lf_av);
+		lf_baseline = lf_av;
 	}
 
 	hf_av=hf_max=ReadAdc(ADC_CHAN_HF);
 
 	if (limit != LF_ONLY) {
-		DbpString("HF 13.56 Baseline:");
-		DbpIntegers(hf_av,0,0);
-		hf_baseline= hf_av;
+		Dbprintf("HF 13.56 Baseline: %d", hf_av);
+		hf_baseline = hf_av;
 	}
 
 	for(;;) {
@@ -490,9 +512,8 @@ void ListenReaderField(int limit)
 			lf_av_new= ReadAdc(ADC_CHAN_LF);
 			// see if there's a significant change
 			if(abs(lf_av - lf_av_new) > 10) {
-				DbpString("LF 125/134 Field Change:");
-				DbpIntegers(lf_av,lf_av_new,lf_count);
-				lf_av= lf_av_new;
+				Dbprintf("LF 125/134 Field Change: %x %x %x", lf_av, lf_av_new, lf_count);
+				lf_av = lf_av_new;
 				if (lf_av > lf_max)
 					lf_max = lf_av;
 				lf_count= 0;
@@ -509,9 +530,8 @@ void ListenReaderField(int limit)
 			hf_av_new= ReadAdc(ADC_CHAN_HF);
 			// see if there's a significant change
 			if(abs(hf_av - hf_av_new) > 10) {
-				DbpString("HF 13.56 Field Change:");
-				DbpIntegers(hf_av,hf_av_new,hf_count);
-				hf_av= hf_av_new;
+				Dbprintf("HF 13.56 Field Change: %x %x %x", hf_av, hf_av_new, hf_count);
+				hf_av = hf_av_new;
 				if (hf_av > hf_max)
 					hf_max = hf_av;
 				hf_count= 0;
@@ -550,11 +570,14 @@ void ListenReaderField(int limit)
 void UsbPacketReceived(BYTE *packet, int len)
 {
 	UsbCommand *c = (UsbCommand *)packet;
+	UsbCommand ack;
+	ack.cmd = CMD_ACK;
 
 	switch(c->cmd) {
 #ifdef WITH_LF
 		case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:
 			AcquireRawAdcSamples125k(c->arg[0]);
+			UsbSendPacket((BYTE*)&ack, sizeof(ack));
 			break;
 #endif
 
@@ -581,8 +604,8 @@ void UsbPacketReceived(BYTE *packet, int len)
 #endif
 
 		case CMD_READER_LEGIC_RF:
-			LegicRfReader();
-			break;
+			LegicRfReader(c->arg[0], c->arg[1]);
+			break;
 
 #ifdef WITH_ISO15693
 		case CMD_SIMTAG_ISO_15693:
@@ -649,6 +672,10 @@ void UsbPacketReceived(BYTE *packet, int len)
 			MeasureAntennaTuning();
 			break;
 
+		case CMD_MEASURE_ANTENNA_TUNING_HF:
+			MeasureAntennaTuningHf();
+			break;
+
 		case CMD_LISTEN_READER_FIELD:
 			ListenReaderField(c->arg[0]);
 			break;
@@ -699,13 +726,15 @@ void UsbPacketReceived(BYTE *packet, int len)
 		case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
 			BYTE *b = (BYTE *)BigBuf;
 			memcpy(b+c->arg[0], c->d.asBytes, 48);
+			//Dbprintf("copied 48 bytes to %i",b+c->arg[0]);
+			UsbSendPacket((BYTE*)&ack, sizeof(ack));
 			break;
 		}
 
 #ifdef WITH_LF
 		case CMD_SIMULATE_TAG_125K:
 			LED_A_ON();
-			SimulateTagLowFrequency(c->arg[0], 1);
+			SimulateTagLowFrequency(c->arg[0], c->arg[1], 1);
 			LED_A_OFF();
 			break;
 #endif
@@ -775,7 +804,7 @@ void UsbPacketReceived(BYTE *packet, int len)
 		}
 			break;
 		default:
-			DbpString("unknown command");
+			Dbprintf("%s: 0x%04x","unknown command:",c->cmd);
 			break;
 	}
 }