TX6 Release 2013-04-22

[karo-tx-uboot.git] / config.mk

diff --git a/config.mk b/config.mk
index c3822a25c255100f6730549820fe32dadce8dba7..bf71837c411f4190592c7a4b0ad36148ce27d50d 100644 (file)
--- a/config.mk
+++ b/config.mk
@@ -23,6 +23,8 @@
 
 #########################################################################
 
+include $(TOPDIR)/helper.mk
+
 ifeq ($(CURDIR),$(SRCTREE))
 dir :=
 else
@@ -128,6 +130,7 @@ endif
 # cc-version
 # Usage gcc-ver := $(call cc-version)
 cc-version = $(shell $(SHELL) $(SRCTREE)/tools/gcc-version.sh $(CC))
+binutils-version = $(shell $(SHELL) $(SRCTREE)/tools/binutils-version.sh $(AS))
 
 #
 # Include the make variables (CC, etc...)
@@ -148,6 +151,7 @@ OBJCOPY = $(CROSS_COMPILE)objcopy
 OBJDUMP = $(CROSS_COMPILE)objdump
 RANLIB = $(CROSS_COMPILE)RANLIB
 DTC    = dtc
+CHECK  = sparse
 
 #########################################################################
 
@@ -229,20 +233,17 @@ CPPFLAGS += -I$(TOPDIR)/include
 CPPFLAGS += -fno-builtin -ffreestanding -nostdinc      \
        -isystem $(gccincdir) -pipe $(PLATFORM_CPPFLAGS)
 
-ifdef BUILD_TAG
-CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes \
-       -DBUILD_TAG='"$(BUILD_TAG)"'
-else
-CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes
-endif
-
 CFLAGS_SSP := $(call cc-option,-fno-stack-protector)
-CFLAGS += $(CFLAGS_SSP)
+
 # Some toolchains enable security related warning flags by default,
 # but they don't make much sense in the u-boot world, so disable them.
 CFLAGS_WARN := $(call cc-option,-Wno-format-nonliteral) \
               $(call cc-option,-Wno-format-security)
-CFLAGS += $(CFLAGS_WARN)
+
+CFLAGS := $(CFLAGS_SSP) $(CFLAGS_WARN) $(CPPFLAGS) -Wall -Wstrict-prototypes
+ifdef BUILD_TAG
+       CFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"'
+endif
 
 # Report stack usage if supported
 CFLAGS_STACK := $(call cc-option,-fstack-usage)
@@ -274,6 +275,10 @@ ifneq ($(CONFIG_SPL_TEXT_BASE),)
 LDFLAGS_u-boot-spl += -Ttext $(CONFIG_SPL_TEXT_BASE)
 endif
 
+# Linus' kernel sanity checking tool
+CHECKFLAGS     := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
+                  -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF)
+
 # Location of a usable BFD library, where we define "usable" as
 # "built for ${HOST}, supports ${TARGET}".  Sensible values are
 # - When cross-compiling: the root of the cross-environment
@@ -321,6 +326,9 @@ $(obj)%.s:  %.S
 $(obj)%.o:     %.S
        $(CC)  $(ALL_AFLAGS) -o $@ $< -c
 $(obj)%.o:     %.c
+ifneq ($(CHECKSRC),0)
+       $(CHECK) $(CHECKFLAGS) $(ALL_CFLAGS) $<
+endif
        $(CC)  $(ALL_CFLAGS) -o $@ $< -c
 $(obj)%.i:     %.c
        $(CPP) $(ALL_CFLAGS) -o $@ $< -c