//-----------------------------------------------------------------------------
-// The main application code. This is the first thing called after start.c
-// executes.
// Jonathan Westhues, Mar 2006
// Edits by Gerhard de Koning Gans, Sep 2007 (##)
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// The main application code. This is the first thing called after start.c
+// executes.
//-----------------------------------------------------------------------------
-#include <proxmark3.h>
-#include <stdlib.h>
+#include "proxmark3.h"
#include "apps.h"
+#include "util.h"
+#include "printf.h"
+#include "string.h"
+
+#include <stdarg.h>
+
+#include "legicrf.h"
+
#ifdef WITH_LCD
-#include "fonts.h"
-#include "LCD.h"
+# include "fonts.h"
+# include "LCD.h"
#endif
+#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];
+uint8_t ToSend[512];
int ToSendMax;
static int ToSendBit;
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)
UsbCommand c;
c.cmd = CMD_DEBUG_PRINT_STRING;
- c.ext1 = strlen(str);
- memcpy(c.d.asBytes, str, c.ext1);
+ 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));
+ UsbSendPacket((uint8_t *)&c, sizeof(c));
// TODO fix USB so stupid things like this aren't req'd
SpinDelay(50);
}
+#if 0
void DbpIntegers(int x1, int x2, int x3)
{
/* this holds up stuff unless we're connected to usb */
UsbCommand c;
c.cmd = CMD_DEBUG_PRINT_INTEGERS;
- c.ext1 = x1;
- c.ext2 = x2;
- c.ext3 = x3;
+ c.arg[0] = x1;
+ c.arg[1] = x2;
+ c.arg[2] = x3;
- UsbSendPacket((BYTE *)&c, sizeof(c));
+ UsbSendPacket((uint8_t *)&c, sizeof(c));
// XXX
SpinDelay(50);
}
+#endif
+
+void Dbprintf(const char *fmt, ...) {
+// should probably limit size here; oh well, let's just use a big buffer
+ char output_string[128];
+ va_list ap;
+
+ va_start(ap, fmt);
+ kvsprintf(fmt, output_string, 10, ap);
+ va_end(ap);
+
+ DbpString(output_string);
+}
//-----------------------------------------------------------------------------
// Read an ADC channel and block till it completes, then return the result
//-----------------------------------------------------------------------------
static int ReadAdc(int ch)
{
- DWORD d;
+ uint32_t d;
- ADC_CONTROL = ADC_CONTROL_RESET;
- ADC_MODE = ADC_MODE_PRESCALE(32) | ADC_MODE_STARTUP_TIME(16) |
+ AT91C_BASE_ADC->ADC_CR = AT91C_ADC_SWRST;
+ AT91C_BASE_ADC->ADC_MR =
+ ADC_MODE_PRESCALE(32) |
+ ADC_MODE_STARTUP_TIME(16) |
ADC_MODE_SAMPLE_HOLD_TIME(8);
- ADC_CHANNEL_ENABLE = ADC_CHANNEL(ch);
+ AT91C_BASE_ADC->ADC_CHER = ADC_CHANNEL(ch);
- ADC_CONTROL = ADC_CONTROL_START;
- while(!(ADC_STATUS & ADC_END_OF_CONVERSION(ch)))
+ AT91C_BASE_ADC->ADC_CR = AT91C_ADC_START;
+ while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch)))
;
- d = ADC_CHANNEL_DATA(ch);
+ d = AT91C_BASE_ADC->ADC_CDR[ch];
return d;
}
void MeasureAntennaTuning(void)
{
- BYTE *dest = (BYTE *)BigBuf;
+ uint8_t *dest = (uint8_t *)BigBuf;
int i, ptr = 0, adcval = 0, peak = 0, peakv = 0, peakf = 0;;
int vLf125 = 0, vLf134 = 0, vHf = 0; // in mV
vHf = (33000 * AvgAdc(ADC_CHAN_HF)) >> 10;
c.cmd = CMD_MEASURED_ANTENNA_TUNING;
- c.ext1 = (vLf125 << 0) | (vLf134 << 16);
- c.ext2 = vHf;
- c.ext3 = peakf | (peakv << 16);
- UsbSendPacket((BYTE *)&c, sizeof(c));
+ c.arg[0] = (vLf125 << 0) | (vLf134 << 16);
+ c.arg[1] = vHf;
+ c.arg[2] = peakf | (peakv << 16);
+ UsbSendPacket((uint8_t *)&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;
+ uint8_t *dest = (uint8_t *)BigBuf;
int n = sizeof(BigBuf);
- BYTE v = 0;
+ uint8_t v = 0;
int i;
int p = 0;
i = 0;
for(;;) {
- if(SSC_STATUS & (SSC_STATUS_TX_READY)) {
- SSC_TRANSMIT_HOLDING = 0xff;
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ AT91C_BASE_SSC->SSC_THR = 0xff;
}
- if(SSC_STATUS & (SSC_STATUS_RX_READY)) {
- BYTE r = (BYTE)SSC_RECEIVE_HOLDING;
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+ uint8_t r = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
v <<= 1;
if(r & 1) {
void ReadMem(int addr)
{
- const DWORD *data = ((DWORD *)addr);
- int i;
+ const uint8_t *data = ((uint8_t *)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 */
{
char temp[48]; /* 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
+
+ /* Try to find the bootrom version information. Expect to find a pointer at
* symbol _bootphase1_version_pointer, perform slight sanity checks on the
* pointer, then use it.
*/
FormatVersionInformation(temp, sizeof(temp), "bootrom: ", bootrom_version);
DbpString(temp);
}
-
+
FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information);
DbpString(temp);
-
+
FpgaGatherVersion(temp, sizeof(temp));
DbpString(temp);
}
+#ifdef WITH_LF
// samy's sniff and repeat routine
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);
// 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)
}
}
}
-
+#endif
/*
OBJECTIVE
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(;;) {
if (abs(lf_av - lf_baseline) > 10) LED_D_ON();
else LED_D_OFF();
}
-
+
++lf_count;
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;
if (abs(hf_av - hf_baseline) > 10) LED_B_ON();
else LED_B_OFF();
}
-
+
++hf_count;
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;
}
}
-
+
if(mode == 2) {
if (limit == LF_ONLY) {
display_val = lf_av;
}
}
-void UsbPacketReceived(BYTE *packet, int len)
+void UsbPacketReceived(uint8_t *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->ext1);
+ AcquireRawAdcSamples125k(c->arg[0]);
+ UsbSendPacket((uint8_t*)&ack, sizeof(ack));
break;
+#endif
+#ifdef WITH_LF
case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K:
- ModThenAcquireRawAdcSamples125k(c->ext1,c->ext2,c->ext3,c->d.asBytes);
+ ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
break;
+#endif
+#ifdef WITH_ISO15693
case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693:
AcquireRawAdcSamplesIso15693();
break;
+#endif
case CMD_BUFF_CLEAR:
BufferClear();
break;
+#ifdef WITH_ISO15693
case CMD_READER_ISO_15693:
- ReaderIso15693(c->ext1);
+ ReaderIso15693(c->arg[0]);
+ break;
+#endif
+
+ case CMD_READER_LEGIC_RF:
+ LegicRfReader(c->arg[0], c->arg[1]);
break;
+#ifdef WITH_ISO15693
case CMD_SIMTAG_ISO_15693:
- SimTagIso15693(c->ext1);
+ SimTagIso15693(c->arg[0]);
break;
+#endif
+#ifdef WITH_ISO14443b
case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443:
- AcquireRawAdcSamplesIso14443(c->ext1);
+ AcquireRawAdcSamplesIso14443(c->arg[0]);
break;
+#endif
+#ifdef WITH_ISO14443b
case CMD_READ_SRI512_TAG:
- ReadSRI512Iso14443(c->ext1);
+ ReadSRI512Iso14443(c->arg[0]);
break;
+ case CMD_READ_SRIX4K_TAG:
+ ReadSRIX4KIso14443(c->arg[0]);
+ break;
+#endif
+#ifdef WITH_ISO14443a
case CMD_READER_ISO_14443a:
- ReaderIso14443a(c->ext1);
+ ReaderIso14443a(c->arg[0]);
+ break;
+#endif
+
+#ifdef WITH_ISO14443a
+ case CMD_READER_MIFARE:
+ ReaderMifare(c->arg[0]);
break;
+#endif
+#ifdef WITH_ISO14443b
case CMD_SNOOP_ISO_14443:
SnoopIso14443();
break;
+#endif
+#ifdef WITH_ISO14443a
case CMD_SNOOP_ISO_14443a:
SnoopIso14443a();
break;
+#endif
case CMD_SIMULATE_TAG_HF_LISTEN:
SimulateTagHfListen();
break;
+#ifdef WITH_ISO14443b
case CMD_SIMULATE_TAG_ISO_14443:
SimulateIso14443Tag();
break;
+#endif
+#ifdef WITH_ISO14443a
case CMD_SIMULATE_TAG_ISO_14443a:
- SimulateIso14443aTag(c->ext1, c->ext2); // ## Simulate iso14443a tag - pass tag type & UID
+ SimulateIso14443aTag(c->arg[0], c->arg[1]); // ## Simulate iso14443a tag - pass tag type & UID
break;
+#endif
case CMD_MEASURE_ANTENNA_TUNING:
MeasureAntennaTuning();
break;
+ case CMD_MEASURE_ANTENNA_TUNING_HF:
+ MeasureAntennaTuningHf();
+ break;
+
case CMD_LISTEN_READER_FIELD:
- ListenReaderField(c->ext1);
+ ListenReaderField(c->arg[0]);
break;
+#ifdef WITH_LF
case CMD_HID_DEMOD_FSK:
CmdHIDdemodFSK(0, 0, 0, 1); // Demodulate HID tag
break;
+#endif
+#ifdef WITH_LF
case CMD_HID_SIM_TAG:
- CmdHIDsimTAG(c->ext1, c->ext2, 1); // Simulate HID tag by ID
+ CmdHIDsimTAG(c->arg[0], c->arg[1], 1); // Simulate HID tag by ID
break;
+#endif
case CMD_FPGA_MAJOR_MODE_OFF: // ## FPGA Control
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LED_D_OFF(); // LED D indicates field ON or OFF
break;
+#ifdef WITH_LF
case CMD_READ_TI_TYPE:
ReadTItag();
break;
+#endif
+#ifdef WITH_LF
case CMD_WRITE_TI_TYPE:
- WriteTItag(c->ext1,c->ext2,c->ext3);
+ WriteTItag(c->arg[0],c->arg[1],c->arg[2]);
break;
+#endif
case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: {
UsbCommand n;
} else {
n.cmd = CMD_DOWNLOADED_RAW_BITS_TI_TYPE;
}
- n.ext1 = c->ext1;
- memcpy(n.d.asDwords, BigBuf+c->ext1, 12*sizeof(DWORD));
- UsbSendPacket((BYTE *)&n, sizeof(n));
+ n.arg[0] = c->arg[0];
+ memcpy(n.d.asDwords, BigBuf+c->arg[0], 12*sizeof(uint32_t));
+ UsbSendPacket((uint8_t *)&n, sizeof(n));
break;
}
+
case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
- BYTE *b = (BYTE *)BigBuf;
- memcpy(b+c->ext1, c->d.asBytes, 48);
+ uint8_t *b = (uint8_t *)BigBuf;
+ memcpy(b+c->arg[0], c->d.asBytes, 48);
+ //Dbprintf("copied 48 bytes to %i",b+c->arg[0]);
+ UsbSendPacket((uint8_t*)&ack, sizeof(ack));
break;
}
+
+#ifdef WITH_LF
case CMD_SIMULATE_TAG_125K:
LED_A_ON();
- SimulateTagLowFrequency(c->ext1, 1);
+ SimulateTagLowFrequency(c->arg[0], c->arg[1], 1);
LED_A_OFF();
break;
+#endif
+
case CMD_READ_MEM:
- ReadMem(c->ext1);
+ ReadMem(c->arg[0]);
break;
+
case CMD_SET_LF_DIVISOR:
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->ext1);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->arg[0]);
+ break;
+
+ case CMD_SET_ADC_MUX:
+ switch(c->arg[0]) {
+ case 0: SetAdcMuxFor(GPIO_MUXSEL_LOPKD); break;
+ case 1: SetAdcMuxFor(GPIO_MUXSEL_LORAW); break;
+ case 2: SetAdcMuxFor(GPIO_MUXSEL_HIPKD); break;
+ case 3: SetAdcMuxFor(GPIO_MUXSEL_HIRAW); break;
+ }
break;
+
case CMD_VERSION:
SendVersion();
break;
+
+#ifdef WITH_LF
case CMD_LF_SIMULATE_BIDIR:
- SimulateTagLowFrequencyBidir(c->ext1, c->ext2);
+ SimulateTagLowFrequencyBidir(c->arg[0], c->arg[1]);
break;
+#endif
+
#ifdef WITH_LCD
case CMD_LCD_RESET:
LCDReset();
break;
case CMD_LCD:
- LCDSend(c->ext1);
+ LCDSend(c->arg[0]);
break;
#endif
case CMD_SETUP_WRITE:
USB_D_PLUS_PULLUP_OFF();
SpinDelay(1000);
SpinDelay(1000);
- RSTC_CONTROL = RST_CONTROL_KEY | RST_CONTROL_PROCESSOR_RESET;
+ AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
for(;;) {
// We're going to reset, and the bootrom will take control.
}
break;
+
case CMD_START_FLASH:
if(common_area.flags.bootrom_present) {
common_area.command = COMMON_AREA_COMMAND_ENTER_FLASH_MODE;
}
USB_D_PLUS_PULLUP_OFF();
- RSTC_CONTROL = RST_CONTROL_KEY | RST_CONTROL_PROCESSOR_RESET;
+ AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
for(;;);
break;
-
+
case CMD_DEVICE_INFO: {
UsbCommand c;
c.cmd = CMD_DEVICE_INFO;
- c.ext1 = DEVICE_INFO_FLAG_OSIMAGE_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_OS;
- if(common_area.flags.bootrom_present) c.ext1 |= DEVICE_INFO_FLAG_BOOTROM_PRESENT;
- UsbSendPacket((BYTE*)&c, sizeof(c));
+ c.arg[0] = DEVICE_INFO_FLAG_OSIMAGE_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_OS;
+ if(common_area.flags.bootrom_present) c.arg[0] |= DEVICE_INFO_FLAG_BOOTROM_PRESENT;
+ UsbSendPacket((uint8_t*)&c, sizeof(c));
}
break;
default:
- DbpString("unknown command");
+ Dbprintf("%s: 0x%04x","unknown command:",c->cmd);
break;
}
}
void __attribute__((noreturn)) AppMain(void)
{
SpinDelay(100);
-
+
if(common_area.magic != COMMON_AREA_MAGIC || common_area.version != 1) {
/* Initialize common area */
memset(&common_area, 0, sizeof(common_area));
UsbStart();
// The FPGA gets its clock from us from PCK0 output, so set that up.
- PIO_PERIPHERAL_B_SEL = (1 << GPIO_PCK0);
- PIO_DISABLE = (1 << GPIO_PCK0);
- PMC_SYS_CLK_ENABLE = PMC_SYS_CLK_PROGRAMMABLE_CLK_0;
+ AT91C_BASE_PIOA->PIO_BSR = GPIO_PCK0;
+ AT91C_BASE_PIOA->PIO_PDR = GPIO_PCK0;
+ AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_PCK0;
// PCK0 is PLL clock / 4 = 96Mhz / 4 = 24Mhz
- PMC_PROGRAMMABLE_CLK_0 = PMC_CLK_SELECTION_PLL_CLOCK |
- PMC_CLK_PRESCALE_DIV_4;
- PIO_OUTPUT_ENABLE = (1 << GPIO_PCK0);
+ AT91C_BASE_PMC->PMC_PCKR[0] = AT91C_PMC_CSS_PLL_CLK |
+ AT91C_PMC_PRES_CLK_4;
+ AT91C_BASE_PIOA->PIO_OER = GPIO_PCK0;
// Reset SPI
- SPI_CONTROL = SPI_CONTROL_RESET;
+ AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST;
// Reset SSC
- SSC_CONTROL = SSC_CONTROL_RESET;
+ AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;
// Load the FPGA image, which we have stored in our flash.
FpgaDownloadAndGo();
UsbPoll(FALSE);
WDT_HIT();
+#ifdef WITH_LF
if (BUTTON_HELD(1000) > 0)
SamyRun();
+#endif
}
}
projects / proxmark3-svn / blobdiff