support GCC compiler for LM3S platform

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@235 bbd45198-f89e-11dd-88c7-29a3b14d5316

2 files changed, 17 insertions, 22 deletions

diff --git a/bsp/lm3s/lm3s_rom.sct b/bsp/lm3s/lm3s_rom.sct
new file mode 100644
index 0000000000..79a39c72e8
--- /dev/null
+++ b/bsp/lm3s/lm3s_rom.sct
@@ -0,0 +1,15 @@
+; *************************************************************

+; *** Scatter-Loading Description File generated by uVision ***

+; *************************************************************

+

+LR_IROM1 0x00000000 0x00040000  {    ; load region size_region

+  ER_IROM1 0x00000000 0x00040000  {  ; load address = execution address

+   *.o (RESET, +First)

+   *(InRoot$$Sections)

+   .ANY (+RO)

+  }

+  RW_IRAM1 0x20000000 0x00010000  {  ; RW data

+   .ANY (+RW +ZI)

+  }

+}

+

diff --git a/bsp/lm3s/rtconfig.py b/bsp/lm3s/rtconfig.py
index 190566216e..334745dace 100644
--- a/bsp/lm3s/rtconfig.py
+++ b/bsp/lm3s/rtconfig.py
@@ -21,8 +21,6 @@ CPU='lm3s'
 #EXEC_PATH = 'E:/Program Files/CodeSourcery/Sourcery G++ Lite/bin'

 PLATFORM = 'armcc'

 EXEC_PATH = 'E:/Keil'

-#PLATFORM = 'iar'

-#EXEC_PATH = 'E:/Program Files/IAR Systems/Embedded Workbench 5.4/'

 BUILD = 'debug'

 

 if PLATFORM == 'gcc':

@@ -40,7 +38,7 @@ if PLATFORM == 'gcc':
     DEVICE = ' -mcpu=cortex-m3 -mthumb'

     CFLAGS = DEVICE + ' -Dsourcerygxx' + ' -DRT_USING_MINILIBC' 

     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'

-    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lm3s.map,-cref,-u,ResetISR -T lm3s_rom.ld'

+    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lm3s.map,-cref,-u,Reset_Handler -T lm3s_rom.ld'

 

     CPATH = ''

     LPATH = ''

@@ -65,7 +63,7 @@ elif PLATFORM == 'armcc':
     DEVICE = ' --device DARMSTM'

     CFLAGS = DEVICE + ' --apcs=interwork'

     AFLAGS = DEVICE

-    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-stm32.map --scatter stm32_rom.sct'

+    LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-lm3s.map --scatter lm3s_rom.sct'

 

     CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'

     LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'

@@ -82,21 +80,3 @@ elif PLATFORM == 'armcc':
     if RT_USING_FINSH:

         LFLAGS += ' --keep __fsym_* --keep __vsym_*'

     POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'

-

-elif PLATFORM == 'iar':

-    # toolchains

-    CC = 'iccarm'

-    AS = 'iasmarm'

-    AR = 'iarchive'

-    LINK = 'ilinkarm'

-    TARGET_EXT = 'out'

-

-    DEVICE = ' --cpu DARMSTM --thumb'

-

-    CFLAGS = ''

-    AFLAGS = ''

-    LFLAGS = ' --config stm32f10x_flash.icf'

-

-    EXEC_PATH += '/arm/bin/'

-    RT_USING_MINILIBC = False

-    POST_ACTION = ''