X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=config.mk;h=b7cd4814fe74e87633dc15d9c1c8f388c5b8da78;hb=4f63bfb68945ce5ebf0a819152014ba0f88f76ff;hp=9099c1111e42e40623a2fb0bf5a1d0fdc0bad472;hpb=82dda962f0a6449672df3378bb6b5fe54372a927;p=u-boot

diff --git a/config.mk b/config.mk
index 9099c1111e..b7cd4814fe 100644
--- a/config.mk
+++ b/config.mk
@@ -23,6 +23,8 @@
 
 #########################################################################
 
+include $(TOPDIR)/helper.mk
+
 ifeq ($(CURDIR),$(SRCTREE))
 dir :=
 else
@@ -149,6 +151,7 @@ OBJCOPY = $(CROSS_COMPILE)objcopy
 OBJDUMP = $(CROSS_COMPILE)objdump
 RANLIB	= $(CROSS_COMPILE)RANLIB
 DTC	= dtc
+CHECK	= sparse
 
 #########################################################################
 
@@ -194,7 +197,7 @@ OBJCFLAGS += --gap-fill=0xff
 gccincdir := $(shell $(CC) -print-file-name=include)
 
 CPPFLAGS := $(DBGFLAGS) $(OPTFLAGS) $(RELFLAGS)		\
-	-D__KERNEL__ -DCONFIG_SERIAL_MULTI
+	-D__KERNEL__
 
 # Enable garbage collection of un-used sections for SPL
 ifeq ($(CONFIG_SPL_BUILD),y)
@@ -275,6 +278,10 @@ ifneq ($(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
@@ -322,6 +329,9 @@ $(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