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https://gitea.osmocom.org/sim-card/simtrace2.git
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45ad62d8d4
Use USART 0 connected to the SIM card side to sniff the communication. The card side can also measure ETU times. Do proper pin initialization. This code can already capture the ATR communication between phone and card. Change-Id: I0597ec723cb2225540c89c3821b91d8a45adfcd6
119 lines
6.6 KiB
C
119 lines
6.6 KiB
C
#pragma once
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#include "board_common.h"
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/* Name of the board */
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#define BOARD_NAME "SAM3S-SIMTRACE"
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/* Board definition */
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#define simtrace
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/* Board main oscillator frequency (in Hz) */
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#define BOARD_MAINOSC 18432000
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/** Pin configuration **/
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/* Button to force bootloader start (shorted to ground when pressed */
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#define PIN_BOOTLOADER_SW {PIO_PA31, PIOA, ID_PIOA, PIO_INPUT, PIO_PULLUP}
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/* Enable powering the card using the second 3.3 V output of the LDO (active high) */
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#define SIM_PWEN_PIN {SIM_PWEN, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
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/* Card presence pin */
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#define SW_SIM PIO_PA8
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/* Pull card presence pin high (shorted to ground in card slot when card is present) */
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#define SMARTCARD_CONNECT_PIN {SW_SIM, PIOA, ID_PIOA, PIO_INPUT, PIO_PULLUP | PIO_DEBOUNCE | PIO_DEGLITCH | PIO_IT_EDGE }
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/** Smart card connection **/
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/* Card RST reset signal input (active low; RST_SIM in schematic) */
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#define PIN_SIM_RST {PIO_PA7, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
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/* Card I/O data signal input/output (I/O_SIM in schematic) */
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#define PIN_SIM_IO {PIO_PA6A_TXD0, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* Card CLK clock input (CLK_SIM in schematic) */
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#define PIN_SIM_CLK {PIO_PA2B_SCK0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
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/* Pin to measure card I/O timing (to start measuring the ETU on I/O activity; connected I/O_SIM in schematic) */
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#define PIN_SIM_IO_INPUT {PIO_PA1B_TIOB0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
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/* Pin used as clock input (to measure the ETU duration; connected to CLK_SIM in schematic) */
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#define PIN_SIM_CLK_INPUT {PIO_PA4B_TCLK0, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
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/* Pins used to measure ETU timing (using timer counter) */
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#define PINS_TC PIN_SIM_IO_INPUT, PIN_SIM_CLK_INPUT
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/** Phone connection **/
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/* Phone USIM slot 1 VCC pin (VCC_PHONE in schematic) */
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#define PIN_USIM1_VCC {PIO_PA25, PIOA, ID_PIOA, PIO_INPUT, PIO_DEFAULT}
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/* Phone USIM slot 1 RST pin (active low; RST_PHONE in schematic) */
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#define PIN_USIM1_nRST {PIO_PA24, PIOA, ID_PIOA, PIO_INPUT, PIO_IT_RISE_EDGE | PIO_DEGLITCH }
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/* Phone I/O data signal input/output (I/O_PHONE in schematic) */
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#define PIN_PHONE_IO {PIO_PA22A_TXD1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* Phone CLK clock input (CLK_PHONE in schematic) */
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#define PIN_PHONE_CLK {PIO_PA23A_SCK1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* Pin used for phone USIM slot 1 communication */
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#define PINS_USIM1 PIN_PHONE_IO, PIN_PHONE_CLK, PIN_PHONE_CLK_INPUT, PIN_USIM1_VCC, PIN_PHONE_IO_INPUT, PIN_USIM1_nRST
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/* Phone I/O data signal input/output (unused USART RX input; connected to I/O_PHONE in schematic) */
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#define PIN_PHONE_IO_INPUT {PIO_PA21A_RXD1, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* Pin used as clock input (to measure the ETU duration; connected to CLK_PHONE in schematic) */
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#define PIN_PHONE_CLK_INPUT {PIO_PA29B_TCLK2, PIOA, ID_PIOA, PIO_PERIPH_B, PIO_DEFAULT}
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/** Default configuration **/
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/* Disconnect VPP, CLK, and RST lines between card and phone using bus switch (high sets bus switch to high-impedance) */
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#define PIN_SC_SW_DEFAULT {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
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/* Disconnect I/O line between card and phone using bus switch (high sets bus switch to high-impedance) */
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#define PIN_IO_SW_DEFAULT {PIO_PA19, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
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/* Disconnect all lines (VPP, CLK, RST, and I/O) between card and phone */
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#define PINS_BUS_DEFAULT PIN_SC_SW_DEFAULT, PIN_IO_SW_DEFAULT
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/** Sniffer configuration **/
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/* Connect VPP, CLK, and RST lines between card and phone using bus switch (low connects signals on bus switch) */
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#define PIN_SC_SW_SNIFF {PIO_PA20, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
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/* Connect I/O line between card and phone using bus switch (low connects signals on bus switch) */
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#define PIN_IO_SW_SNIFF {PIO_PA19, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
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/* Connect all lines (VPP, CLK, RST, and I/O) between card and phone */
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#define PINS_BUS_SNIFF PIN_SC_SW_SNIFF, PIN_IO_SW_SNIFF
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/* Use RST_SIM line to detect phone issued card reset */
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#define PIN_SIM_RST_SNIFF {PIO_PA7, PIOA, ID_PIOA, PIO_INPUT, PIO_PULLUP | PIO_DEBOUNCE | PIO_DEGLITCH | PIO_IT_EDGE }
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/* Pins used to sniff phone-card communication */
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#define PINS_SIM_SNIFF_SIM PIN_SIM_IO, PIN_SIM_CLK, PIN_SIM_RST_SNIFF
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/* Disable power converter 4.5-6V to 3.3V (active high) */
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#define PIN_SIM_PWEN_SNIFF {SIM_PWEN, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
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/* Enable power switch to forward VCC_PHONE to VCC_SIM (active high) */
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#define PIN_VCC_FWD_SNIFF {VCC_FWD, PIOA, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT}
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/* Use phone VCC to power card */
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#define PWR_PINS PIN_SIM_PWEN_SNIFF, PIN_VCC_FWD_SNIFF
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/** CCID configuration */
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/* Card RST reset signal input (active low; RST_SIM in schematic) */
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#define PIN_ISO7816_RSTMC {PIO_PA7, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
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/* ISO7816-communication related pins */
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#define PINS_ISO7816 PIN_SIM_IO, PIN_SIM_CLK, PIN_ISO7816_RSTMC // SIM_PWEN_PIN, PIN_SIM_IO2, PIN_SIM_CLK2
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/** External SPI flash interface **/
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/* SPI MISO pin definition */
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#define PIN_SPI_MISO {PIO_PA12A_MISO, PIOA, PIOA, PIO_PERIPH_A, PIO_PULLUP}
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/* SPI MOSI pin definition */
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#define PIN_SPI_MOSI {PIO_PA13A_MOSI, PIOA, PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* SPI SCK pin definition */
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#define PIN_SPI_SCK {PIO_PA14A_SPCK, PIOA, PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* SPI pins definition. Contains MISO, MOSI & SCK */
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#define PINS_SPI PIN_SPI_MISO, PIN_SPI_MOSI, PIN_SPI_SCK
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/* SPI chip select 0 pin definition */
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#define PIN_SPI_NPCS0 {PIO_PA11A_NPCS0, PIOA, PIOA, PIO_PERIPH_A, PIO_DEFAULT}
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/* SPI flash write protect pin (active low, pulled low) */
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#define PIN_SPI_WP {PA15, PIOA, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT}
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/** USB definitions */
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/* OpenMoko SIMtrace 2 USB vendor ID */
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#define BOARD_USB_VENDOR_ID USB_VENDOR_OPENMOKO
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/* OpenMoko SIMtrace 2 USB product ID (main application/runtime mode) */
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#define BOARD_USB_PRODUCT_ID USB_PRODUCT_SIMTRACE2
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/* OpenMoko SIMtrace 2 DFU USB product ID (DFU bootloader/DFU mode) */
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#define BOARD_DFU_USB_PRODUCT_ID USB_PRODUCT_SIMTRACE2_DFU
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/* USB release number (bcdDevice, shown as 0.00) */
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#define BOARD_USB_RELEASE 0x000
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/* Indicate SIMtrace is bus power in USB attributes */
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#define BOARD_USB_BMATTRIBUTES USBConfigurationDescriptor_BUSPOWERED_NORWAKEUP
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/** Supported modes */
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/* SIMtrace board supports sniffer mode */
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#define HAVE_SNIFFER
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/* SIMtrace board supports CCID mode */
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#define HAVE_CCID
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/* SIMtrace board supports card emulation mode */
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#define HAVE_CARDEM
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/* SIMtrace board supports man-in-the-middle mode */
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//#define HAVE_MITM
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