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authorHarald Welte <laforge@gnumonks.org>2011-07-30 19:04:55 +0200
committerHarald Welte <laforge@gnumonks.org>2011-07-30 19:04:55 +0200
commita3de0a4ac29118c3ada946a0c8f7f602c9066ec1 (patch)
tree8408d463a3ea6910d7336e24d60611da8a50b77d /firmware/src/simtrace/main_simtrace.c
parentdd88fde8d2b78243c01871cabca37c9e46ebd03d (diff)
parentffbce3ea2cda51214be0bb7a107954f890f99b0d (diff)
Merge branch 'simtrace'
Diffstat (limited to 'firmware/src/simtrace/main_simtrace.c')
-rw-r--r--firmware/src/simtrace/main_simtrace.c165
1 files changed, 165 insertions, 0 deletions
diff --git a/firmware/src/simtrace/main_simtrace.c b/firmware/src/simtrace/main_simtrace.c
new file mode 100644
index 0000000..f919690
--- /dev/null
+++ b/firmware/src/simtrace/main_simtrace.c
@@ -0,0 +1,165 @@
+/* OpenPICC Main Program
+ * (C) 2006 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+
+#include <errno.h>
+#include <include/lib_AT91SAM7.h>
+#include <include/openpcd.h>
+#include <os/dbgu.h>
+#include <os/led.h>
+#include <os/pcd_enumerate.h>
+#include <os/usb_handler.h>
+#include "../openpcd.h"
+#include "../simtrace.h"
+#include <os/main.h>
+#include <os/pio_irq.h>
+
+#include <simtrace/tc_etu.h>
+#include <simtrace/iso7816_uart.h>
+#include <simtrace/sim_switch.h>
+
+enum simtrace_md {
+ SIMTRACE_MD_OFF,
+ SIMTRACE_MD_SNIFFER,
+ SIMTRACE_MD_MITM,
+};
+
+#define UART1_PINS (SIMTRACE_PIO_nRST_PH | \
+ SIMTRACE_PIO_CLK_PH | \
+ SIMTRACE_PIO_CLK_PH_T | \
+ SIMTRACE_PIO_IO_PH_RX | \
+ SIMTRACE_PIO_IO_PH_TX)
+
+#define UART0_PINS (SIMTRACE_PIO_nRST | \
+ SIMTRACE_PIO_CLK | \
+ SIMTRACE_PIO_CLK_T | \
+ SIMTRACE_PIO_IO | \
+ SIMTRACE_PIO_IO_T)
+
+static void simtrace_set_mode(enum simtrace_md mode)
+{
+ switch (mode) {
+ case SIMTRACE_MD_SNIFFER:
+ DEBUGPCR("MODE: SNIFFER\n");
+
+ /* switch UART1 pins to input, no pull-up */
+ AT91F_PIO_CfgInput(AT91C_BASE_PIOA, UART1_PINS);
+ AT91F_PIO_CfgPullupDis(AT91C_BASE_PIOA, UART1_PINS);
+
+ /* switch VCC_SIM pin into output mode, as in the first
+ * generation prototype we use it directly to supply Vcc
+ * to the SIM */
+ AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_SIM);
+ AT91F_PIO_SetOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_SIM);
+
+ /* switch UART0 pins to 'ISO7816 card mode' */
+ AT91F_PIO_CfgInput(AT91C_BASE_PIOA, UART0_PINS);
+ AT91F_PIO_CfgPullupDis(AT91C_BASE_PIOA, UART0_PINS);
+ AT91F_PIO_CfgPeriph(AT91C_BASE_PIOA, SIMTRACE_PIO_IO, SIMTRACE_PIO_CLK);
+ sim_switch_mode(1, 1);
+ break;
+ case SIMTRACE_MD_MITM:
+ DEBUGPCR("MODE: MITM\n");
+ /* switch UART1 pins to 'ISO7816 card mode' */
+ /* switch UART0 pins to 'ISO7816 reader mode' */
+ sim_switch_mode(0, 0);
+ break;
+ }
+}
+
+void _init_func(void)
+{
+ /* low-level hardware initialization */
+ pio_irq_init();
+ iso_uart_init();
+ tc_etu_init();
+ sim_switch_init();
+
+ usbtest_init();
+
+ /* high-level protocol */
+ //opicc_usbapi_init();
+ led_switch(1, 0);
+ led_switch(2, 1);
+
+ iso_uart_rx_mode();
+ simtrace_set_mode(SIMTRACE_MD_SNIFFER);
+}
+
+
+static void help(void)
+{
+ DEBUGPCR("r: iso uart Rx mode\r\n"
+ "c: toggle clock master/slave\r\n"
+ "l: set nRST to low (active)\r\n"
+ "h: set nRST to high (inactive)\r\n"
+ "o: set nRST to input\r\n"
+ "r: set Rx mode for UART\r\n"
+ "s: disconnect SIM bus switch\r\n"
+ "S: connect SIM bus switch\r\n");
+}
+
+int _main_dbgu(char key)
+{
+ static int i = 0;
+ DEBUGPCRF("main_dbgu");
+
+ switch (key) {
+ case 's':
+ simtrace_set_mode(SIMTRACE_MD_MITM);
+ break;
+ case 'S':
+ simtrace_set_mode(SIMTRACE_MD_SNIFFER);
+ break;
+ case 'r':
+ iso_uart_rx_mode();
+ break;
+ case 'c':
+ iso_uart_clk_master(i++ & 1);
+ break;
+ case 'l':
+ iso_uart_rst(0);
+ break;
+ case 'h':
+ iso_uart_rst(1);
+ break;
+ case 'o':
+ iso_uart_rst(2);
+ break;
+ case 'd':
+ iso_uart_dump();
+ break;
+ case '?':
+ help();
+ break;
+ }
+
+ return -EINVAL;
+}
+
+void _main_func(void)
+{
+ /* first we try to get rid of pending to-be-sent stuff */
+ usb_out_process();
+
+ /* next we deal with incoming requests from USB EP1 (OUT) */
+ usb_in_process();
+
+ udp_unthrottle();
+}
personal git repositories of Harald Welte. Your mileage may vary