1 files changed, 14 insertions, 35 deletions
diff --git a/demos/rt/RT-STM32F407-DISCOVERY/Makefile b/demos/rt/RT-STM32F407-DISCOVERY/Makefile
index fbbfe020f..8258d6699 100644
--- a/demos/rt/RT-STM32F407-DISCOVERY/Makefile
+++ b/demos/rt/RT-STM32F407-DISCOVERY/Makefile
@@ -41,8 +41,19 @@ endif
 # Architecture or project specific options
 #
 
+# Stack size to be allocated to the Cortex-M process stack. This stack is
+# the stack used by the main() thread.
+ifeq ($(USE_PROCESS_STACKSIZE),)
+  USE_PROCESS_STACKSIZE = 0x400
+endif
+
+# Stack size to the allocated to the Cortex-M main/exceptions stack. This
+# stack is used for processing interrupts and exceptions.
+ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
+  USE_EXCEPTIONS_STACKSIZE = 0x400
+endif
+
 # Enables the use of FPU on Cortex-M4.
-# Enable this if you really want to use the STM FWLib.
 ifeq ($(USE_FPU),)
   USE_FPU = no
 endif
@@ -75,7 +86,6 @@ include $(CHIBIOS)/test/test.mk
 
 # Define linker script file here
 LDSCRIPT= $(PORTLD)/STM32F407xG.ld
-#LDSCRIPT= $(PORTLD)/STM32F407xG_CCM.ld
 
 # C sources that can be compiled in ARM or THUMB mode depending on the global
 # setting.
@@ -161,29 +171,6 @@ CPPWARN = -Wall -Wextra
 ##############################################################################
 
 ##############################################################################
-# Start of default section
-#
-
-# List all default C defines here, like -D_DEBUG=1
-DDEFS =
-
-# List all default ASM defines here, like -D_DEBUG=1
-DADEFS =
-
-# List all default directories to look for include files here
-DINCDIR =
-
-# List the default directory to look for the libraries here
-DLIBDIR =
-
-# List all default libraries here
-DLIBS =
-
-#
-# End of default section
-##############################################################################
-
-##############################################################################
 # Start of user section
 #
 
@@ -206,15 +193,6 @@ ULIBS =
 # End of user defines
 ##############################################################################
 
-ifeq ($(USE_FPU),yes)
-  USE_OPT += -mfloat-abi=softfp -mfpu=fpv4-sp-d16 -fsingle-precision-constant
-  DDEFS += -DCORTEX_USE_FPU=TRUE
-  DADEFS += -DCORTEX_USE_FPU=TRUE
-else
-  DDEFS += -DCORTEX_USE_FPU=FALSE
-  DADEFS += -DCORTEX_USE_FPU=FALSE
-endif
-
 ifeq ($(USE_FWLIB),yes)
   include $(CHIBIOS)/ext/stm32lib/stm32lib.mk
   CSRC += $(STM32SRC)
@@ -222,4 +200,5 @@ ifeq ($(USE_FWLIB),yes)
   USE_OPT += -DUSE_STDPERIPH_DRIVER
 endif
 
-include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/rules.mk
+RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC
+include $(RULESPATH)/rules.mk