From d53031386698005f765d18beaa776e5847b4d48a Mon Sep 17 00:00:00 2001
From: zwelch <zwelch@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Fri, 5 Jun 2009 00:02:00 +0000
Subject: [PATCH] Add accessors for speed_khz; use them in jim command handler.

git-svn-id: svn://svn.berlios.de/openocd/trunk@2058 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
 src/jtag/jtag.c | 31 +++++++++++++++++++------------
 src/jtag/jtag.h |  2 ++
 2 files changed, 21 insertions(+), 12 deletions(-)

diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c
index 6f65a3ec..28883c7c 100644
--- a/src/jtag/jtag.c
+++ b/src/jtag/jtag.c
@@ -1659,7 +1659,7 @@ int jtag_interface_init(struct command_context_s *cmd_ctx)
 	}
 	if(hasKHz)
 	{
-		jtag_interface->khz(speed_khz, &jtag_speed);
+		jtag_interface->khz(jtag_get_speed_khz(), &jtag_speed);
 		hasKHz = false;
 	}
 
@@ -1772,6 +1772,15 @@ int jtag_init(struct command_context_s *cmd_ctx)
 	return jtag_init_reset(cmd_ctx);
 }
 
+void jtag_set_speed_khz(unsigned khz)
+{
+	speed_khz = khz;
+}
+unsigned jtag_get_speed_khz(void)
+{
+	return speed_khz;
+}
+
 static int default_khz(int khz, int *jtag_speed)
 {
 	LOG_ERROR("Translation from khz to jtag_speed not implemented");
@@ -2130,17 +2139,17 @@ static int handle_jtag_khz_command(struct command_context_s *cmd_ctx, char *cmd,
 	int retval=ERROR_OK;
 	LOG_DEBUG("handle jtag khz");
 
+	int cur_speed = 0;
 	if(argc == 1)
 	{
-		speed_khz = strtoul(args[0], NULL, 0);
+		jtag_set_speed_khz(strtoul(args[0], NULL, 0));
 		if (jtag != NULL)
 		{
-			int cur_speed = 0;
 			LOG_DEBUG("have interface set up");
 			int speed_div1;
-			if ((retval=jtag->khz(speed_khz, &speed_div1))!=ERROR_OK)
+			if ((retval=jtag->khz(jtag_get_speed_khz(), &speed_div1))!=ERROR_OK)
 			{
-				speed_khz = 0;
+				jtag_set_speed_khz(0);
 				return retval;
 			}
 
@@ -2157,20 +2166,18 @@ static int handle_jtag_khz_command(struct command_context_s *cmd_ctx, char *cmd,
 	{
 		return ERROR_COMMAND_SYNTAX_ERROR;
 	}
+	cur_speed = jtag_get_speed_khz();
 
 	if (jtag!=NULL)
 	{
-		if ((retval=jtag->speed_div(jtag_speed, &speed_khz))!=ERROR_OK)
+		if ((retval=jtag->speed_div(jtag_speed, &cur_speed))!=ERROR_OK)
 			return retval;
 	}
 
-	if (speed_khz==0)
-	{
+	if (cur_speed)
+		command_print(cmd_ctx, "%d kHz", cur_speed);
+	else
 		command_print(cmd_ctx, "RCLK - adaptive");
-	} else
-	{
-		command_print(cmd_ctx, "%d kHz", speed_khz);
-	}
 	return retval;
 
 }
diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h
index 8f427fbe..ba82df7c 100644
--- a/src/jtag/jtag.h
+++ b/src/jtag/jtag.h
@@ -642,5 +642,7 @@ extern int jtag_add_statemove(tap_state_t goal_state);
 
 /// @returns the number of times the scan queue has been flushed
 int jtag_get_flush_queue_count(void);
+void jtag_set_speed_khz(unsigned speed);
+unsigned jtag_get_speed_khz(void);
 
 #endif /* JTAG_H */
-- 
2.39.5