From 54a7cec7bd3571d49ef3e9f992d86d68d124eb1e Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sat, 27 Feb 2016 16:23:14 +0100
Subject: [PATCH] Add card_emu_target.c to bind card_emu.c code into target
 firmware

---
 firmware/Makefile                       |  2 +-
 firmware/src_simtrace/card_emu_target.c | 41 +++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 firmware/src_simtrace/card_emu_target.c

diff --git a/firmware/Makefile b/firmware/Makefile
index d48fc129..4ec68bb6 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -140,7 +140,7 @@ C_CMSIS    = core_cm3.o
 C_LOWLEVEL = board_cstartup_gnu.o board_lowlevel.o syscalls.o exceptions.o
 C_LIBLEVEL = spi.o pio.o pmc.o usart.o pio_it.o pio_capture.o uart_console.o iso7816_4.o wdt.o led.o tc.o
 C_CCID = cciddriver.o USBD.o USBDDriver.o USBD_HAL.o USBRequests.o USBDCallbacks.o USBDescriptors.o USBDDriverCallbacks.o
-C_SIMTRACE = simtrace_iso7816.o usb.o ccid.o sniffer.o phone.o mitm.o ringbuffer.o host_communication.o iso7816_fidi.o tc_etu.o req_ctx.o #iso7816_uart.o
+C_SIMTRACE = simtrace_iso7816.o usb.o ccid.o sniffer.o phone.o mitm.o ringbuffer.o host_communication.o iso7816_fidi.o tc_etu.o req_ctx.o card_emu.o card_emu_target.o
 C_APPLEVEL = main.o
 C_OBJECTS  = $(C_CMSIS) $(C_LOWLEVEL) $(C_LIBLEVEL) $(C_APPLEVEL) $(C_CCID) $(C_SIMTRACE)
 
diff --git a/firmware/src_simtrace/card_emu_target.c b/firmware/src_simtrace/card_emu_target.c
new file mode 100644
index 00000000..d3c4eec5
--- /dev/null
+++ b/firmware/src_simtrace/card_emu_target.c
@@ -0,0 +1,41 @@
+#include <stdint.h>
+
+#include "board.h"
+#include "card_emu.h"
+
+#if 0
+void card_emu_process_rx_byte(struct card_handle *ch, uint8_t byte);
+int card_emu_tx_byte(struct card_handle *ch);
+void card_emu_io_statechg(struct card_handle *ch, enum card_io io, int active);
+#endif
+
+static struct Usart_info usart_info[2] = {
+	{
+		.base = USART_PHONE,
+		.id = ID_USART_PHONE,
+		.state = USART_RCV
+	}, {}
+};
+
+static Usart *get_usart_by_chan(uint8_t uart_chan)
+{
+	switch (uart_chan) {
+	case 0:
+		return USART_PHONE;
+	}
+	return NULL;
+}
+
+void card_emu_uart_enable(uint8_t uart_chan, uint8_t rxtx)
+{
+	Usart *usart = get_usart_by_chan(uart_chan);
+	USART_SetTransmitterEnabled(usart, 0);
+	USART_SetReceiverEnabled(usart, 1);
+}
+
+int card_emu_uart_tx(uint8_t uart_chan, uint8_t byte)
+{
+	Usart_info *ui = &usart_info[uart_chan];
+	ISO7816_SendChar(byte, ui);
+	return 1;
+}