Back Port from Master - Changes to build on latest uavcan master with FW upload and Node ID

makefiles/toolchain_gnu-arm-eabi.mk

@@ -130,6 +130,12 @@ INSTRUMENTATIONDEFINES	 = $(ARCHINSTRUMENTATIONDEFINES_$(CONFIG_ARCH))
 ARCHCFLAGS		 = -std=gnu99
 ARCHCXXFLAGS		 = -fno-exceptions -fno-rtti -std=gnu++0x -fno-threadsafe-statics -D__CUSTOM_FILE_IO__
 
+#
+# Provide defaults, but allow for module override
+WFRAME_LARGER_THAN ?= 1024
+
+
+
 # Generic warnings
 #
 ARCHWARNINGS		 = -Wall \
@@ -138,7 +144,7 @@ ARCHWARNINGS		 = -Wall \
 			   -Wdouble-promotion \
 			   -Wshadow \
 			   -Wfloat-equal \
-			   -Wframe-larger-than=1024 \
+			   -Wframe-larger-than=$(WFRAME_LARGER_THAN) \
 			   -Wpointer-arith \
 			   -Wlogical-op \
 			   -Wmissing-declarations \