1 files changed, 23 insertions, 2 deletions
diff --git a/bsp/dev3210/rtconfig.py b/bsp/dev3210/rtconfig.py
index 07f52db140..a2e0082144 100644
--- a/bsp/dev3210/rtconfig.py
+++ b/bsp/dev3210/rtconfig.py
@@ -1,11 +1,32 @@
+import os
+
 # CPU options
 ARCH='mips'
 CPU ='loongson'
 
 # toolchains options
 CROSS_TOOL  = 'gcc'
-PLATFORM    = 'gcc'
-EXEC_PATH   = 'E:/Program Files/CodeSourcery/Sourcery G++ Lite/bin'
+
+if os.getenv('RTT_CC'):
+	CROSS_TOOL = os.getenv('RTT_CC')
+
+if  CROSS_TOOL == 'gcc':
+	PLATFORM    = 'gcc'
+	EXEC_PATH   = 'E:/Program Files/CodeSourcery/Sourcery G++ Lite/bin'
+elif CROSS_TOOL == 'keil':
+    print '================ERROR============================'
+    print 'Not support keil yet!'
+    print '================================================='
+    exit(0)
+elif CROSS_TOOL == 'iar':
+    print '================ERROR============================'
+    print 'Not support iar yet!'
+    print '================================================='
+    exit(0)
+
+if os.getenv('RTT_EXEC_PATH'):
+	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
+
 BUILD       = 'debug'
 
 PREFIX = 'mips-sde-elf-'