3 files changed, 5 insertions, 15 deletions
diff --git a/os/common/startup/ARMCMx/compilers/GCC/ld/rules_code.ld b/os/common/startup/ARMCMx/compilers/GCC/ld/rules_code.ld
index 76ac53116..f61a59f17 100644
--- a/os/common/startup/ARMCMx/compilers/GCC/ld/rules_code.ld
+++ b/os/common/startup/ARMCMx/compilers/GCC/ld/rules_code.ld
@@ -35,13 +35,15 @@ SECTIONS
         __fini_array_end = .;
     } > XTORS_FLASH AT > XTORS_FLASH_LMA
 
-    .text ALIGN(16) : ALIGN(16)
+    .text : ALIGN(16)
     {
+        __text_base = .;
         *(.text)
         *(.text.*)
         *(.glue_7t)
         *(.glue_7)
         *(.gcc*)
+        __text_end = .;
     } > TEXT_FLASH AT > TEXT_FLASH_LMA
 
     .rodata : ALIGN(4)
diff --git a/os/common/startup/ARMCMx/compilers/GCC/mk/rules.mk b/os/common/startup/ARMCMx/compilers/GCC/mk/rules.mk
index 160731bdf..f7db0f287 100644
--- a/os/common/startup/ARMCMx/compilers/GCC/mk/rules.mk
+++ b/os/common/startup/ARMCMx/compilers/GCC/mk/rules.mk
@@ -114,7 +114,7 @@ ADEFS     := $(DADEFS) $(UADEFS)
 LIBS      := $(DLIBS) $(ULIBS)
 
 # Various settings
-MCFLAGS   := -mcpu=$(MCU)
+MCFLAGS   := -mcpu=$(MCU) -mthumb
 ODFLAGS   = -x --syms
 ASFLAGS   = $(MCFLAGS) $(OPT) -Wa,-amhls=$(LSTDIR)/$(notdir $(<:.s=.lst)) $(ADEFS)
 ASXFLAGS  = $(MCFLAGS) $(OPT) -Wa,-amhls=$(LSTDIR)/$(notdir $(<:.S=.lst)) $(ADEFS)
@@ -122,12 +122,6 @@ CFLAGS    = $(MCFLAGS) $(OPT) $(COPT) $(CWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:
 CPPFLAGS  = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:.cpp=.lst)) $(DEFS)
 LDFLAGS   = $(MCFLAGS) $(OPT) -nostartfiles $(LLIBDIR) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--library-path=$(STARTUPLD),--script=$(LDSCRIPT)$(LDOPT)
 
-# Always thumb mode
-CFLAGS   += -mthumb
-CPPFLAGS += -mthumb
-ASFLAGS  += -mthumb
-ASXFLAGS += -mthumb
-
 # Generate dependency information
 ASFLAGS  += -MD -MP -MF $(DEPDIR)/$(@F).d
 ASXFLAGS += -MD -MP -MF $(DEPDIR)/$(@F).d
diff --git a/os/common/startup/ARMCMx/compilers/LLVM/mk/rules.mk b/os/common/startup/ARMCMx/compilers/LLVM/mk/rules.mk
index c584c39ff..6c593f0a8 100644
--- a/os/common/startup/ARMCMx/compilers/LLVM/mk/rules.mk
+++ b/os/common/startup/ARMCMx/compilers/LLVM/mk/rules.mk
@@ -114,7 +114,7 @@ ADEFS     := $(DADEFS) $(UADEFS)
 LIBS      := $(DLIBS) $(ULIBS)
 
 # Various settings
-MCFLAGS   := -mcpu=$(MCU)
+MCFLAGS   := -mcpu=$(MCU) -mthumb
 ODFLAGS   = -x --syms
 ASFLAGS   = $(MCFLAGS) $(OPT) $(ADEFS)
 ASXFLAGS  = $(MCFLAGS) $(OPT) $(ADEFS)
@@ -126,12 +126,6 @@ CPPFLAGS  = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) $(DEFS)
 #CPPFLAGS  = $(MCFLAGS) $(OPT) $(CPPOPT) $(CPPWARN) -Wa,-alms=$(LSTDIR)/$(notdir $(<:.cpp=.lst)) $(DEFS)
 LDFLAGS   = $(MCFLAGS) $(OPT) -nostartfiles $(LLIBDIR) -Wl,-Map=$(BUILDDIR)/$(PROJECT).map,--cref,--no-warn-mismatch,--library-path=$(STARTUPLD),--script=$(LDSCRIPT)$(LDOPT)
 
-# Always thumb mode
-CFLAGS   += -mthumb
-CPPFLAGS += -mthumb
-ASFLAGS  += -mthumb
-ASXFLAGS += -mthumb
-
 # Generate dependency information
 ASFLAGS  += -MD -MP -MF $(DEPDIR)/$(@F).d
 ASXFLAGS += -MD -MP -MF $(DEPDIR)/$(@F).d