update project files.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1604 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/lpc176x/project.eww

+<?xml version="1.0" encoding="iso-8859-1"?>
+
+<workspace>
+  <project>
+    <path>$WS_DIR$\project.ewp</path>
+  </project>
+  <batchBuild/>
+</workspace>
+
+

bsp/lpc176x/rtconfig.py

@@ -9,6 +9,9 @@ if  CROSS_TOOL == 'gcc':
 elif CROSS_TOOL == 'keil':
 	PLATFORM 	= 'armcc'
 	EXEC_PATH 	= 'E:/Keil'
+elif CROSS_TOOL == 'iar':
+	PLATFORM 	= 'iar'
+	EXEC_PATH 	= 'E:/Program Files/IAR Systems/Embedded Workbench 6.0/arm/bin'
 BUILD = 'debug'
 
 if PLATFORM == 'gcc':

bsp/lpc176x/startup.c

@@ -129,10 +129,8 @@ void rtthread_startup(void)
 
 int main(void)
 {
-	rt_uint32_t UNUSED level;
-
 	/* disable interrupt first */
-	level = rt_hw_interrupt_disable();
+	rt_hw_interrupt_disable();
 
 	/* init system setting */
 	SystemInit();