chg: renamed smartcard.c -> iso7816.c

chg: default standalone mode is LF_SAMY..    The HF_COLIN takes a lot of space

armsrc/Makefile

@@ -23,8 +23,9 @@ APP_CFLAGS = -DWITH_CRC \
 			 -DWITH_ICLASS \
 			 -DWITH_FELICA \
 			 -DWITH_FLASH \
+			 -DWITH_ISO7816 \
 			 -DWITH_HFSNOOP \
-			 -DWITH_HF_COLIN \
+			 -DWITH_LF_SAMYRUN \
 			 -fno-strict-aliasing -ffunction-sections -fdata-sections
 
 ### IMPORTANT -  move the commented variable below this line
@@ -54,7 +55,7 @@ SRC_CRC = crc.c crc16.c crc32.c
 SRC_ICLASS = iclass.c optimized_cipher.c
 SRC_LEGIC = legicrf.c legic_prng.c
 SRC_FLASH = flashmem.c
-SRC_SMARTCARD = smartcard.c
+SRC_ISO7816 = iso7816.c
 SRC_BEE = bee.c
 
 #the FPGA bitstream files. Note: order matters!
@@ -80,7 +81,7 @@ THUMBSRC = start.c \
 	$(SRC_ZLIB) \
 	$(SRC_LEGIC) \
 	$(SRC_FLASH) \
-	$(SRC_SMARTCARD) \
+	$(SRC_ISO7816) \
 	appmain.c \
 	printf.c \
 	util.c \
@@ -103,7 +104,7 @@ ARMSRC = fpgaloader.c \
 	parity.c \
 	usb_cdc.c \
 	cmd.c \
-	hf_colin.c \
+	lf_samyrun.c \
     vtsend.c 
 	#	lf_samyrun.c \
 	#	lf_hidbrute.c \

armsrc/iso7816.c

@@ -0,0 +1,137 @@
+#include "iso7816.h"
+
+/* here: use NCPS2 @ PA10: */
+#define SPI_CSR_NUM      2          		// Chip Select register[] 0,1,2,3  (at91samv512 has 4)
+
+/* PCS_0 for NPCS0, PCS_1 for NPCS1 ... */
+#define PCS_0  ((0<<0)|(1<<1)|(1<<2)|(1<<3)) // 0xE - 1110
+#define PCS_1  ((1<<0)|(0<<1)|(1<<2)|(1<<3)) // 0xD - 1101
+#define PCS_2  ((1<<0)|(1<<1)|(0<<2)|(1<<3)) // 0xB - 1011
+#define PCS_3  ((1<<0)|(1<<1)|(1<<2)|(0<<3)) // 0x7 - 0111
+
+// TODO
+#if (SPI_CSR_NUM == 0)
+#define SPI_MR_PCS       PCS_0
+#elif (SPI_CSR_NUM == 1)
+#define SPI_MR_PCS       PCS_1
+#elif (SPI_CSR_NUM == 2)
+#define SPI_MR_PCS       PCS_2
+#elif (SPI_CSR_NUM == 3)
+#define SPI_MR_PCS       PCS_3
+#else
+#error "SPI_CSR_NUM invalid"
+// not realy - when using an external address decoder...
+// but this code takes over the complete SPI-interace anyway
+#endif
+
+
+void ISO7816_setup(void) {
+	// PA1 -> SIM RST
+	// PA5 -> SIM I/O
+	// PA7 -> SIM CLK	
+
+	// Disable PIO control of the following pins, allows use by the SPI peripheral
+	AT91C_BASE_PIOA->PIO_PDR = GPIO_NCS0 | GPIO_MISO | GPIO_MOSI | GPIO_SPCK | GPIO_NCS2;
+
+	//	Pull-up Enable
+	AT91C_BASE_PIOA->PIO_PPUER = GPIO_NCS0 | GPIO_MISO | GPIO_MOSI | GPIO_SPCK | GPIO_NCS2;
+
+	// Peripheral A
+	AT91C_BASE_PIOA->PIO_ASR = GPIO_NCS0 | GPIO_MISO | GPIO_MOSI | GPIO_SPCK;
+
+	// Peripheral B
+	AT91C_BASE_PIOA->PIO_BSR |= GPIO_NCS2;
+
+	//enable the SPI Peripheral clock
+	AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_SPI);
+
+	// Enable SPI
+	AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SPIEN;
+
+	//	NPCS2 Mode 0
+	AT91C_BASE_SPI->SPI_MR =
+		( 0 << 24)	|		// Delay between chip selects (take default: 6 MCK periods)
+		(0xB << 16)	|		// Peripheral Chip Select (selects SPI_NCS2 or PA10)
+		( 0 << 7)	|		// Local Loopback Disabled
+		( 1 << 4)	|		// Mode Fault Detection disabled
+		( 0 << 2)	|		// Chip selects connected directly to peripheral
+		( 0 << 1) 	|		// Fixed Peripheral Select
+		( 1 << 0);			// Master Mode
+
+	//	8 bit
+	AT91C_BASE_SPI->SPI_CSR[2] =
+		( 0 << 24)	|		// Delay between Consecutive Transfers (32 MCK periods)
+		( 0 << 16)	|		// Delay Before SPCK (1 MCK period)
+		( 6 << 8)	|		// Serial Clock Baud Rate (baudrate = MCK/6 = 24Mhz/6 = 4M baud
+		( 0 << 4)	|		// Bits per Transfer (8 bits)
+		( 1 << 3)	|		// Chip Select inactive after transfer
+		( 1 << 1)	|		// Clock Phase data captured on leading edge, changes on following edge
+		( 0 << 0);			// Clock Polarity inactive state is logic 0
+
+	//	read first, empty buffer
+	if (AT91C_BASE_SPI->SPI_RDR == 0) {};
+}
+
+void ISO7816_stop(void) {
+	//* Reset all the Chip Select register
+    AT91C_BASE_SPI->SPI_CSR[0] = 0;
+    AT91C_BASE_SPI->SPI_CSR[1] = 0;
+    AT91C_BASE_SPI->SPI_CSR[2] = 0;
+    AT91C_BASE_SPI->SPI_CSR[3] = 0;
+
+    // Reset the SPI mode
+    AT91C_BASE_SPI->SPI_MR = 0;
+
+    // Disable all interrupts
+    AT91C_BASE_SPI->SPI_IDR = 0xFFFFFFFF;
+	
+	// SPI disable
+	AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SPIDIS;
+
+	if ( MF_DBGLEVEL > 3 ) Dbprintf("ISO7816 Stop");
+	
+	StopTicks();
+}
+
+//	send one byte over SPI
+uint16_t ISO7816_sendbyte(uint32_t data) {	
+	uint16_t incoming = 0;
+
+	WDT_HIT();
+
+	// wait until SPI is ready for transfer
+	while ((AT91C_BASE_SPI->SPI_SR & AT91C_SPI_TXEMPTY) == 0) {};
+
+	// send the data
+	AT91C_BASE_SPI->SPI_TDR = data;
+
+	// wait recive transfer is complete
+	while ((AT91C_BASE_SPI->SPI_SR & AT91C_SPI_RDRF) == 0)
+		WDT_HIT();
+
+	// reading incoming data
+	incoming = ((AT91C_BASE_SPI->SPI_RDR) & 0xFFFF);
+
+	return incoming;
+}
+
+//	initialize
+bool ISO7816_init(void) {
+	ISO7816_setup();
+
+	StartTicks();
+	
+	
+	//	StopTicks();
+//		return false;
+	
+	if ( MF_DBGLEVEL > 3 ) Dbprintf("ISO7816 OK");
+	return true;
+}
+
+void ISO7816_test(void) {
+
+	if (!ISO7816_init()) return;
+	
+	ISO7816_stop();
+}

armsrc/iso7816.h

@@ -0,0 +1,23 @@
+#ifndef __ISO7816_H
+#define __ISO7816_H
+
+#include "proxmark3.h"
+#include "apps.h"
+#include "ticks.h"
+
+//	Used Command
+#define ID				0x90
+
+#define SPI_CLK       75000000       //Hex equivalent of 75MHz
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
+extern void Dbprintf(const char *fmt, ...);
+
+void ISO7816_setup(void);
+void ISO7816_stop(void);
+bool ISO7816_waitidle(void);
+uint16_t ISO7816_sendbyte(uint32_t data);
+bool ISO7816_init();
+void ISO7816_test(void);
+
+#endif

armsrc/smartcard.c

@@ -1,34 +0,0 @@
-#include "smartcard.h"
-
-/*
-PA5 	SIM I/O
-PA7		SIM CLOCK
-PA10	SIM RESET
-
-Both RX / TX is connected to PA5
-
-*/
-
-void SmartCardSetup(void) {
-	// PA5	-> 
-	// PA7 	-> 
-	// PA10 -> 
-}
-
-void SmartCardStop(void) {
-	StopTicks();
-	Dbprintf("SmartCardStop");
-	LED_A_OFF();
-}
-
-bool SmartCardInit(void) {
-	
-	StartTicks();
-
-	LED_A_ON();	
-	SmartCardSetup();
-
-	Dbprintf("SmartCardInit");
-	return true;
-}
-

armsrc/smartcard.h

@@ -1,16 +0,0 @@
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
-//						Common Instructions 						  //
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
-#ifndef __SMARTCARD_H
-#define __SMARTCARD_H
-
-#include "proxmark3.h"
-#include "apps.h"
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
-extern void Dbprintf(const char *fmt, ...);
-
-void SmartCardSetup(void);
-void SmartCardStop(void);
-bool SmartCardInit();
-
- #endif