Remove trailing whitespace from oocd_trace source file.

git-svn-id: svn://svn.berlios.de/openocd/trunk@1946 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/target/oocd_trace.c

@@ -48,7 +48,7 @@ static int oocd_trace_read_reg(oocd_trace_t *oocd_trace, int reg, u32 *value)
 	}
 
 	LOG_DEBUG("reg #%i: 0x%8.8x\n", reg, *value);
-	
+
 	return ERROR_OK;
 }
 
@@ -92,7 +92,7 @@ static int oocd_trace_read_memory(oocd_trace_t *oocd_trace, u8 *data, u32 addres
 		else
 			bytes_to_read -= bytes_read;
 	}
-	
+
 	return ERROR_OK;
 }
 
@@ -101,7 +101,7 @@ static int oocd_trace_init(etm_context_t *etm_ctx)
 	u8 trash[256];
 	oocd_trace_t *oocd_trace = etm_ctx->capture_driver_priv;
 	size_t bytes_read;
-	
+
 	oocd_trace->tty_fd = open(oocd_trace->tty, O_RDWR | O_NOCTTY | O_NONBLOCK);
 
 	if(oocd_trace->tty_fd < 0)
@@ -114,32 +114,32 @@ static int oocd_trace_init(etm_context_t *etm_ctx)
 	tcflush(oocd_trace->tty_fd, TCOFLUSH);
 	tcflush(oocd_trace->tty_fd, TCIFLUSH);
 	fcntl(oocd_trace->tty_fd, F_SETFL, fcntl(oocd_trace->tty_fd, F_GETFL) & ~O_NONBLOCK);
-	
+
 	tcgetattr(oocd_trace->tty_fd, &oocd_trace->oldtio); /* save current port settings */
-	
+
 	bzero(&oocd_trace->newtio, sizeof(oocd_trace->newtio));
 	oocd_trace->newtio.c_cflag = CS8 | CLOCAL | CREAD | B2500000;
-	
+
 	oocd_trace->newtio.c_iflag = IGNPAR | IGNBRK | IXON | IXOFF;
 	oocd_trace->newtio.c_oflag = 0;
-	
+
 	/* set input mode (non-canonical, no echo,...) */
 	oocd_trace->newtio.c_lflag = 0;
-	
+
 	cfmakeraw(&oocd_trace->newtio);
 	oocd_trace->newtio.c_cc[VTIME] = 1;   /* inter-character timer used */
 	oocd_trace->newtio.c_cc[VMIN] = 0;   /* blocking read until 0 chars received */
-	
+
 	tcflush(oocd_trace->tty_fd, TCIFLUSH);
 	tcsetattr(oocd_trace->tty_fd, TCSANOW, &oocd_trace->newtio);
-	
+
 	/* occasionally one bogus character is left in the input buffer
 	 * read up any leftover characters to ensure communication is in sync */
 	while ((bytes_read = read(oocd_trace->tty_fd, trash, sizeof(trash))) > 0)
 	{
 		LOG_DEBUG("%zi bytes read\n", bytes_read);
 	};
-	
+
 	return ERROR_OK;
 }
 
@@ -147,9 +147,9 @@ static trace_status_t oocd_trace_status(etm_context_t *etm_ctx)
 {
 	oocd_trace_t *oocd_trace = etm_ctx->capture_driver_priv;
 	u32 status;
-	
+
 	oocd_trace_read_reg(oocd_trace, OOCD_TRACE_STATUS, &status);
-	
+
 	/* if tracing is currently idle, return this information */
 	if (etm_ctx->capture_status == TRACE_IDLE)
 	{
@@ -160,18 +160,18 @@ static trace_status_t oocd_trace_status(etm_context_t *etm_ctx)
 		/* check Full bit to identify an overflow */
 		if (status & 0x4)
 			etm_ctx->capture_status |= TRACE_OVERFLOWED;
-		
+
 		/* check Triggered bit to identify trigger condition */
 		if (status & 0x2)
 			etm_ctx->capture_status |= TRACE_TRIGGERED;
-		
+
 		if (status & 0x1)
 		{
 			etm_ctx->capture_status &= ~TRACE_RUNNING;
 			etm_ctx->capture_status |= TRACE_COMPLETED;
 		}
 	}
-	
+
 	return etm_ctx->capture_status;
 }
 
@@ -196,7 +196,7 @@ static int oocd_trace_read_trace(etm_context_t *etm_ctx)
 	else
 		num_frames = address;
 
-	/* read data into temporary array for unpacking 
+	/* read data into temporary array for unpacking
 	 * one frame from OpenOCD+trace corresponds to 16 trace cycles
 	 */
 	trace_data = malloc(sizeof(u8) * num_frames * 16);
@@ -209,13 +209,13 @@ static int oocd_trace_read_trace(etm_context_t *etm_ctx)
 
 	etm_ctx->trace_depth = num_frames * 16;
 	etm_ctx->trace_data = malloc(sizeof(etmv1_trace_data_t) * etm_ctx->trace_depth);
-	
+
 	for (i = 0; i < num_frames * 16; i++)
 	{
 		etm_ctx->trace_data[i].pipestat = (trace_data[i] & 0x7);
 		etm_ctx->trace_data[i].packet = (trace_data[i] & 0x78) >> 3;
 		etm_ctx->trace_data[i].flags = 0;
-		
+
 		if ((trace_data[i] & 0x80) >> 7)
 		{
 			etm_ctx->trace_data[i].flags |= ETMV1_TRACESYNC_CYCLE;
@@ -227,7 +227,7 @@ static int oocd_trace_read_trace(etm_context_t *etm_ctx)
 			etm_ctx->trace_data[i].flags |= ETMV1_TRIGGER_CYCLE;
 		}
 	}
-	
+
 	free(trace_data);
 
 	return ERROR_OK;
@@ -238,19 +238,19 @@ static int oocd_trace_start_capture(etm_context_t *etm_ctx)
 	oocd_trace_t *oocd_trace = etm_ctx->capture_driver_priv;
 	u32 control = 0x1;	/* 0x1: enabled */
 	u32 trigger_count;
-	
+
 	if (((etm_ctx->portmode & ETM_PORT_MODE_MASK) != ETM_PORT_NORMAL)
 		|| ((etm_ctx->portmode & ETM_PORT_WIDTH_MASK) != ETM_PORT_4BIT))
 	{
 		LOG_DEBUG("OpenOCD+trace only supports normal 4-bit ETM mode");
 		return ERROR_ETM_PORTMODE_NOT_SUPPORTED;
 	}
-	
+
 	if ((etm_ctx->portmode & ETM_PORT_CLOCK_MASK) == ETM_PORT_HALF_CLOCK)
 	{
 		control |= 0x2;	/* half rate clock, capture at twice the clock rate */
 	}
-	
+
 	/* OpenOCD+trace holds up to 16 million samples,
 	 * but trigger counts is set in multiples of 16 */
 	trigger_count = (1048576 * etm_ctx->trigger_percent) / 100;
@@ -259,22 +259,22 @@ static int oocd_trace_start_capture(etm_context_t *etm_ctx)
 	oocd_trace_write_reg(oocd_trace, OOCD_TRACE_ADDRESS, 0x0);
 	oocd_trace_write_reg(oocd_trace, OOCD_TRACE_TRIGGER_COUNTER, trigger_count);
 	oocd_trace_write_reg(oocd_trace, OOCD_TRACE_CONTROL, control);
-	
+
 	/* we're starting a new trace, initialize capture status */
 	etm_ctx->capture_status = TRACE_RUNNING;
-	
+
-	return ERROR_OK; 
+	return ERROR_OK;
 }
 
 static int oocd_trace_stop_capture(etm_context_t *etm_ctx)
 {
 	oocd_trace_t *oocd_trace = etm_ctx->capture_driver_priv;
 
-	/* trace stopped, just clear running flag, but preserve others */ 
+	/* trace stopped, just clear running flag, but preserve others */
 	etm_ctx->capture_status &= ~TRACE_RUNNING;
-	
+
 	oocd_trace_write_reg(oocd_trace, OOCD_TRACE_CONTROL, 0x0);
-	
+
 	return ERROR_OK;
 }
 
@@ -294,28 +294,28 @@ static int handle_oocd_trace_config_command(struct command_context_s *cmd_ctx, c
 	target_t *target;
 	armv4_5_common_t *armv4_5;
 	arm7_9_common_t *arm7_9;
-	
+
 	if (argc != 2)
 	{
 		LOG_ERROR("incomplete 'oocd_trace config <target> <tty>' command");
 		exit(-1);
 	}
-	
+
 	target = get_current_target(cmd_ctx);
-	
+
 	if (arm7_9_get_arch_pointers(target, &armv4_5, &arm7_9) != ERROR_OK)
 	{
 		command_print(cmd_ctx, "current target isn't an ARM7/ARM9 target");
 		return ERROR_OK;
 	}
-	
+
 	if (arm7_9->etm_ctx)
 	{
 		oocd_trace_t *oocd_trace = malloc(sizeof(oocd_trace_t));
-		
+
 		arm7_9->etm_ctx->capture_driver_priv = oocd_trace;
 		oocd_trace->etm_ctx = arm7_9->etm_ctx;
-		
+
 		/* copy name of TTY device used to communicate with OpenOCD+trace */
 		oocd_trace->tty = strndup(args[1], 256);
 	}
@@ -334,36 +334,36 @@ static int handle_oocd_trace_status_command(struct command_context_s *cmd_ctx, c
 	arm7_9_common_t *arm7_9;
 	oocd_trace_t *oocd_trace;
 	u32 status;
-	
+
 	target = get_current_target(cmd_ctx);
-	
+
 	if (arm7_9_get_arch_pointers(target, &armv4_5, &arm7_9) != ERROR_OK)
 	{
 		command_print(cmd_ctx, "current target isn't an ARM7/ARM9 target");
 		return ERROR_OK;
 	}
-	
+
 	if (!arm7_9->etm_ctx)
 	{
 		command_print(cmd_ctx, "current target doesn't have an ETM configured");
 		return ERROR_OK;
 	}
-	
+
 	if (strcmp(arm7_9->etm_ctx->capture_driver->name, "oocd_trace") != 0)
 	{
 		command_print(cmd_ctx, "current target's ETM capture driver isn't 'oocd_trace'");
 		return ERROR_OK;
 	}
-	
+
 	oocd_trace = (oocd_trace_t*)arm7_9->etm_ctx->capture_driver_priv;
-	
+
 	oocd_trace_read_reg(oocd_trace, OOCD_TRACE_STATUS, &status);
-	
+
 	if (status & 0x8)
 		command_print(cmd_ctx, "trace clock locked");
 	else
 		command_print(cmd_ctx, "no trace clock");
-		
+
 	return ERROR_OK;
 }
 
@@ -375,33 +375,33 @@ static int handle_oocd_trace_resync_command(struct command_context_s *cmd_ctx, c
 	oocd_trace_t *oocd_trace;
 	size_t bytes_written;
 	u8 cmd_array[1];
-	
+
 	target = get_current_target(cmd_ctx);
-	
+
 	if (arm7_9_get_arch_pointers(target, &armv4_5, &arm7_9) != ERROR_OK)
 	{
 		command_print(cmd_ctx, "current target isn't an ARM7/ARM9 target");
 		return ERROR_OK;
 	}
-	
+
 	if (!arm7_9->etm_ctx)
 	{
 		command_print(cmd_ctx, "current target doesn't have an ETM configured");
 		return ERROR_OK;
 	}
-	
+
 	if (strcmp(arm7_9->etm_ctx->capture_driver->name, "oocd_trace") != 0)
 	{
 		command_print(cmd_ctx, "current target's ETM capture driver isn't 'oocd_trace'");
 		return ERROR_OK;
 	}
-	
+
 	oocd_trace = (oocd_trace_t*)arm7_9->etm_ctx->capture_driver_priv;
-	
+
 	cmd_array[0] = 0xf0;
 
 	bytes_written = write(oocd_trace->tty_fd, cmd_array, 1);
-	
+
 	command_print(cmd_ctx, "requesting traceclock resync");
 	LOG_DEBUG("resyncing traceclk pll");
 
@@ -411,9 +411,9 @@ static int handle_oocd_trace_resync_command(struct command_context_s *cmd_ctx, c
 int oocd_trace_register_commands(struct command_context_s *cmd_ctx)
 {
 	command_t *oocd_trace_cmd;
-	
+
 	oocd_trace_cmd = register_command(cmd_ctx, NULL, "oocd_trace", NULL, COMMAND_ANY, "OpenOCD+trace");
-	
+
 	register_command(cmd_ctx, oocd_trace_cmd, "config", handle_oocd_trace_config_command, COMMAND_CONFIG, NULL);
 
 	register_command(cmd_ctx, oocd_trace_cmd, "status", handle_oocd_trace_status_command, COMMAND_EXEC, "display OpenOCD+trace status");