From: richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2>
Date: Tue, 4 Jan 2011 14:32:52 +0000 (+0000)
Subject: Allow the MSP430X IAR port layer to skip pre-loading all register values for created... 
X-Git-Tag: V6.1.1~37
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=ec3a67cc72c75d7ccb61c77b2f34f625ee9fba76;p=freertos

Allow the MSP430X IAR port layer to skip pre-loading all register values for created tasks.

git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@1220 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
---

diff --git a/Source/portable/IAR/MSP430X/port.c b/Source/portable/IAR/MSP430X/port.c
index a71ee2436..ac8901243 100644
--- a/Source/portable/IAR/MSP430X/port.c
+++ b/Source/portable/IAR/MSP430X/port.c
@@ -137,30 +137,37 @@ unsigned long *pulTopOfStack;
 	pxTopOfStack = ( portSTACK_TYPE * ) pusTopOfStack;
 
 	/* Next the general purpose registers. */
-	*pxTopOfStack = ( portSTACK_TYPE ) 0xfffff;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0xeeeee;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0xddddd;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) pvParameters;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0xbbbbb;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0xaaaaa;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0x99999;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0x88888;
-	pxTopOfStack--;	
-	*pxTopOfStack = ( portSTACK_TYPE ) 0x55555;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0x66666;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0x55555;
-	pxTopOfStack--;
-	*pxTopOfStack = ( portSTACK_TYPE ) 0x44444;
-	pxTopOfStack--;
+	#ifdef PRELOAD_REGISTER_VALUES
+		*pxTopOfStack = ( portSTACK_TYPE ) 0xffff;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0xeeee;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0xdddd;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) pvParameters;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0xbbbb;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0xaaaa;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0x9999;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0x8888;
+		pxTopOfStack--;	
+		*pxTopOfStack = ( portSTACK_TYPE ) 0x5555;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0x6666;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0x5555;
+		pxTopOfStack--;
+		*pxTopOfStack = ( portSTACK_TYPE ) 0x4444;
+		pxTopOfStack--;
+	#else
+		pxTopOfStack -= 3;
+		*pxTopOfStack = ( portSTACK_TYPE ) pvParameters;
+		pxTopOfStack -= 9;
+	#endif
+
 
 	/* A variable is used to keep track of the critical section nesting.
 	This variable has to be stored as part of the task context and is