From 7e3c9959e1e140753738be9b6d4142f6c2068e3d Mon Sep 17 00:00:00 2001
From: Min Xu <min.xu@min-info.net>
Date: Sat, 25 Oct 2014 21:18:03 +0200
Subject: iso_uart: Print more errors, not just overruns

---
 firmware/src/simtrace/iso7816_uart.c  | 10 ++++++++--
 firmware/src/simtrace/iso7816_uart.h  |  2 +-
 firmware/src/simtrace/main_simtrace.c |  2 +-
 3 files changed, 10 insertions(+), 4 deletions(-)

(limited to 'firmware/src/simtrace')

diff --git a/firmware/src/simtrace/iso7816_uart.c b/firmware/src/simtrace/iso7816_uart.c
index 780340f..e37deba 100644
--- a/firmware/src/simtrace/iso7816_uart.c
+++ b/firmware/src/simtrace/iso7816_uart.c
@@ -125,12 +125,18 @@ static const u_int8_t di_table[] = {
 	12, 20, 2, 4, 8, 16, 32, 64,
 };
 
-void iso_uart_report_overrun(void)
+void iso_uart_report_errors(void)
 {
-	static unsigned lastOverrun = 0;
+	static unsigned lastOverrun = 0, lastParity = 0, lastFrame = 0;
 	if (isoh.stats.overrun != lastOverrun) {
 		DEBUGPCR("UART overrun: %u", lastOverrun = isoh.stats.overrun);
 	}
+	if (isoh.stats.frame_err != lastFrame) {
+		DEBUGPCR("UART frame error: %u", lastFrame = isoh.stats.frame_err);
+	}
+	if (isoh.stats.parity_err != lastParity) {
+		DEBUGPCR("UART parity error: %u", lastParity = isoh.stats.parity_err);
+	}
 }
 
 void iso_uart_stats_dump(void)
diff --git a/firmware/src/simtrace/iso7816_uart.h b/firmware/src/simtrace/iso7816_uart.h
index c5790c8..969e6f9 100644
--- a/firmware/src/simtrace/iso7816_uart.h
+++ b/firmware/src/simtrace/iso7816_uart.h
@@ -2,13 +2,13 @@
 #define SIMTRACE_ISO7816_UART_H
 
 struct simtrace_stats *iso_uart_stats_get(void);
+void iso_uart_report_errors(void);
 void iso_uart_stats_dump(void);
 void iso_uart_dump(void);
 void iso_uart_rst(unsigned int state);
 void iso_uart_rx_mode(void);
 void iso_uart_clk_master(unsigned int master);
 void iso_uart_init(void);
-void iso_uart_report_overrun(void);
 void iso_uart_flush(void);
 void iso_uart_idleflush(void);
 
diff --git a/firmware/src/simtrace/main_simtrace.c b/firmware/src/simtrace/main_simtrace.c
index 6bad290..b3f2665 100644
--- a/firmware/src/simtrace/main_simtrace.c
+++ b/firmware/src/simtrace/main_simtrace.c
@@ -236,5 +236,5 @@ void _main_func(void)
 	}
 	loopLow++;
 
-	iso_uart_report_overrun();
+	iso_uart_report_errors();
 }
-- 
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