using SCONS to build IAR M16C project

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1271 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/m16c62p/SConscript

+import rtconfig
+Import('RTT_ROOT')
+from building import *
+
+src_c = ['application.c', 'startup.c', 'board.c', 'bsp.c', 'uart.c']
+src_asm = ['cstartup.asm', 'interrupts.asm', 'vectors.asm']
+
+src	= File(src_c + src_asm)
+
+CPPPATH = [RTT_ROOT + '/bsp/m16c62p']
+group = DefineGroup('Startup', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

bsp/m16c62p/SConstruct

+import os
+import sys
+import rtconfig
+
+RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
+sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
+from building import *
+
+TARGET = 'rtt2m16c.' + rtconfig.TARGET_EXT 
+
+env = Environment(tools = ['mingw'],
+	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
+	AR = rtconfig.AR, ARFLAGS = '-rc',
+	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS,
+	CCCOM = ['$CC $CCFLAGS $CPPFLAGS $_CPPDEFFLAGS $_CPPINCFLAGS -o $TARGET $SOURCES'],
+    LINKCOM = ['$LINK $SOURCES $LINKFLAGS -f lnkm30627fhp.xcl -l rtt2m16c.map -o rtt2m16c.d34 -Omotorola-s28=$TARGET'])
+env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
+
+Export('RTT_ROOT')
+Export('rtconfig')
+
+# prepare building environment
+objs = PrepareBuilding(env, RTT_ROOT)
+
+if GetDepend('RT_USING_WEBSERVER'):
+    objs = objs + SConscript(RTT_ROOT + '/components/net/webserver/SConscript', variant_dir='build/net/webserver', duplicate=0)
+
+if GetDepend('RT_USING_RTGUI'):
+    objs = objs + SConscript(RTT_ROOT + '/examples/gui/SConscript', variant_dir='build/examples/gui', duplicate=0)
+
+# libc testsuite 
+# objs = objs + SConscript(RTT_ROOT + '/examples/libc/SConscript', variant_dir='build/examples/libc', duplicate=0)
+
+# build program 
+env.Program(TARGET, objs)
+
+# end building 
+EndBuilding(TARGET)

bsp/m16c62p/rtconfig.py

+# toolchains options
+ARCH     = 'm16c'
+CPU      = 'm16c62p'
+
+CROSS_TOOL 	= 'iar'
+
+if  CROSS_TOOL == 'gcc':
+	PLATFORM 	= 'gcc'
+	EXEC_PATH 	= 'E:/Program Files/CodeSourcery/Sourcery G++ Lite/bin'
+elif CROSS_TOOL == 'keil':
+	PLATFORM 	= 'armcc'
+	EXEC_PATH 	= 'C:/Keil'
+elif CROSS_TOOL == 'iar':
+	PLATFORM 	= 'iar'
+	IAR_PATH = 'C:/Program Files/IAR Systems/Embedded Workbench Evaluation 6.0'
+#	EXEC_PATH 	= 'C:/Program Files/IAR Systems/Embedded Workbench Evaluation 6.0'
+
+BUILD = 'debug'
+
+if PLATFORM == 'gcc':
+    # toolchains
+    PREFIX = 'arm-none-eabi-'
+    CC = PREFIX + 'gcc'
+    AS = PREFIX + 'gcc'
+    AR = PREFIX + 'ar'
+    LINK = PREFIX + 'gcc'
+    TARGET_EXT = 'axf'
+    SIZE = PREFIX + 'size'
+    OBJDUMP = PREFIX + 'objdump'
+    OBJCPY = PREFIX + 'objcopy'
+
+    DEVICE = ' -mcpu=arm920t'
+    CFLAGS = DEVICE
+    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp' + ' -DTEXT_BASE=' + TextBase
+    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread_mini2440.map,-cref,-u,_start -T mini2440_ram.ld' + ' -Ttext ' + TextBase
+
+    CPATH = ''
+    LPATH = ''
+
+    if BUILD == 'debug':
+        CFLAGS += ' -O0 -gdwarf-2'
+        AFLAGS += ' -gdwarf-2'
+    else:
+        CFLAGS += ' -O2'
+
+    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
+
+elif PLATFORM == 'armcc':
+    # toolchains
+    CC = 'armcc'
+    AS = 'armasm'
+    AR = 'armar'
+    LINK = 'armlink'
+    TARGET_EXT = 'axf'
+
+    DEVICE = ' --device DARMSS9'
+    CFLAGS = DEVICE + ' --apcs=interwork --diag_suppress=870'
+    AFLAGS = DEVICE
+    LFLAGS = DEVICE + ' --strict --info sizes --info totals --info unused --info veneers --list rtthread-mini2440.map --ro-base 0x30000000 --entry Entry_Point --first Entry_Point'
+
+    CFLAGS += ' -I"' + EXEC_PATH + '/ARM/RV31/INC"'
+    LFLAGS += ' --libpath "' + EXEC_PATH + '/ARM/RV31/LIB"'
+
+    EXEC_PATH += '/arm/bin40/'
+
+    if BUILD == 'debug':
+        CFLAGS += ' -g -O0'
+        AFLAGS += ' -g'
+    else:
+        CFLAGS += ' -O2'
+
+    POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
+
+elif PLATFORM == 'iar':
+    # toolchains
+    CC = 'iccm16c'
+    AS = 'am16c'
+    AR = 'xar'
+    LINK = 'xlink'
+    TARGET_EXT = 'mot'
+    
+    DEVICE = '--cpu M16C'
+    
+    EXEC_PATH = IAR_PATH + '/m16c/bin'
+    
+    AFLAGS = '-s+'
+#    AFLAGS += ' -M<>' 
+    AFLAGS += ' -w+' 
+    AFLAGS += ' -r' 
+    AFLAGS += ' -I"' + IAR_PATH + '/m16c/INC"'
+        
+    LFLAGS = '-xms'
+    LFLAGS += ' -I"' + IAR_PATH + '/m16c/LIB"' 
+    LFLAGS += ' -rt' 
+    LFLAGS += ' -s __program_start' 
+    LFLAGS += ' -D_CSTACK_SIZE=80' 
+    LFLAGS += ' -D_ISTACK_SIZE=40' 
+    LFLAGS += ' -D_DATA16_HEAP_SIZE=1000' 
+    LFLAGS += ' -D_FAR_HEAP_SIZE=400'
+    LFLAGS += ' -D_DATA20_HEAP_SIZE=400'
+    LFLAGS += ' "' + IAR_PATH + '/m16c/LIB/CLIB/clm16cfnffwc.r34"' 
+    LFLAGS += ' -e_small_write=_formatted_write' 
+    LFLAGS += ' -e_medium_read=_formatted_read'
+    
+    CFLAGS = DEVICE
+    CFLAGS += ' --data_model=far'
+    CFLAGS += ' --calling_convention=normal' 
+    CFLAGS += ' --variable_data=near' 
+    CFLAGS += ' --constant_data=far' 
+    CFLAGS += ' --code_segment=CODE' 
+    CFLAGS += ' --debug' 
+    CFLAGS += ' -e' 
+    CFLAGS += ' --align_func 1' 
+    CFLAGS += ' -I"' + IAR_PATH + '/m16c/INC"'
+    CFLAGS += ' -I"' + IAR_PATH + '/m16c/INC/CLIB"' 
+    CFLAGS += ' -Ol' 
+    CFLAGS += ' --no_cse' 
+    CFLAGS += ' --no_unroll' 
+    CFLAGS += ' --no_inline' 
+    CFLAGS += ' --no_code_motion' 
+    CFLAGS += ' --no_tbaa'    
+   
+    POST_ACTION = ''