1 files changed, 2 insertions, 0 deletions
diff --git a/Rules.mak b/Rules.mak
index a6c0c3735..2535b0907 100644
--- a/Rules.mak
+++ b/Rules.mak
@@ -219,6 +219,8 @@ ifeq ($(TARGET_ARCH),arm)
 	CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=$(call check_gcc,-mtune=xscale,-mtune=strongarm110)
 	CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=-march=armv5te -Wa,-mcpu=xscale
  	CPU_CFLAGS-$(CONFIG_ARM_IWMMXT)+=-march=iwmmxt -Wa,-mcpu=iwmmxt -mabi=iwmmxt
+ 	CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M3)+=-mcpu=cortex-m3 -mthumb
+ 	CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M1)+=-mcpu=cortex-m1 -mthumb
 endif
 
 ifeq ($(TARGET_ARCH),mips)