Remove our depdenency on CONFIG_ARCH_BOARD_* coming from <nuttx/config.h>

makefiles/board_px4fmu-v1.mk

@@ -6,5 +6,6 @@
 # Configure the toolchain
 #
 CONFIG_ARCH			 = CORTEXM4F
+CONFIG_BOARD			 = PX4FMU_V1
 
 include $(PX4_MK_DIR)/toolchain_gnu-arm-eabi.mk

makefiles/board_px4io-v1.mk

@@ -6,5 +6,6 @@
 # Configure the toolchain
 #
 CONFIG_ARCH			 = CORTEXM3
+CONFIG_BOARD			 = PX4IO_V1
 
 include $(PX4_MK_DIR)/toolchain_gnu-arm-eabi.mk

makefiles/firmware.mk

@@ -154,6 +154,10 @@ $(error Config $(CONFIG) references board $(BOARD), but no board definition file
 endif
 export BOARD
 include $(BOARD_FILE)
+ifeq ($(CONFIG_BOARD),)
+$(error Board config for $(BOARD) does not define CONFIG_BOARD)
+endif
+EXTRADEFINES		+= -DCONFIG_ARCH_BOARD_$(CONFIG_BOARD)
 $(info %  BOARD               = $(BOARD))
 
 #