karo: tx28: set CONFIG_ENV_OVERWRITE also for NAND environment

[karo-tx-uboot.git] / scripts / Makefile.build

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 04c6f7d2396761bc34486417c29c1fbd1efeadfa..de818aec8c50ee5ef45db3f501049e09d07a0751 100644 (file)
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -3,14 +3,14 @@
 # ==========================================================================
 
 # Modified for U-Boot
-ifeq ($(CONFIG_TPL_BUILD),y)
-  src := $(patsubst tpl/%,%,$(obj))
-else
-  ifeq ($(CONFIG_SPL_BUILD),y)
-    src := $(patsubst spl/%,%,$(obj))
-  else
-    src := $(obj)
-  endif
+prefix := tpl
+src := $(patsubst $(prefix)/%,%,$(obj))
+ifeq ($(obj),$(src))
+prefix := spl
+src := $(patsubst $(prefix)/%,%,$(obj))
+ifeq ($(obj),$(src))
+prefix := .
+endif
 endif
 
 PHONY := __build
@@ -40,18 +40,10 @@ subdir-asflags-y :=
 subdir-ccflags-y :=
 
 # Read auto.conf if it exists, otherwise ignore
+# Modified for U-Boot
 -include include/config/auto.conf
-
-# Added for U-Boot: Load U-Boot configuration
-ifeq ($(CONFIG_TPL_BUILD),y)
-  -include include/tpl-autoconf.mk
-else
-  ifeq ($(CONFIG_SPL_BUILD),y)
-    -include include/spl-autoconf.mk
-  else
-    -include include/autoconf.mk
-  endif
-endif
+-include $(prefix)/include/autoconf.mk
+include scripts/Makefile.uncmd_spl
 
 include scripts/Kbuild.include
 
@@ -75,67 +67,6 @@ ifeq ($(KBUILD_NOPEDANTIC),)
         endif
 endif
 
-#
-# make W=... settings
-#
-# W=1 - warnings that may be relevant and does not occur too often
-# W=2 - warnings that occur quite often but may still be relevant
-# W=3 - the more obscure warnings, can most likely be ignored
-#
-# $(call cc-option, -W...) handles gcc -W.. options which
-# are not supported by all versions of the compiler
-ifdef KBUILD_ENABLE_EXTRA_GCC_CHECKS
-warning-  := $(empty)
-
-warning-1 := -Wextra -Wunused -Wno-unused-parameter
-warning-1 += -Wmissing-declarations
-warning-1 += -Wmissing-format-attribute
-warning-1 += $(call cc-option, -Wmissing-prototypes)
-warning-1 += -Wold-style-definition
-warning-1 += $(call cc-option, -Wmissing-include-dirs)
-warning-1 += $(call cc-option, -Wunused-but-set-variable)
-warning-1 += $(call cc-disable-warning, missing-field-initializers)
-
-# Clang
-warning-1 += $(call cc-disable-warning, initializer-overrides)
-warning-1 += $(call cc-disable-warning, unused-value)
-warning-1 += $(call cc-disable-warning, format)
-warning-1 += $(call cc-disable-warning, unknown-warning-option)
-warning-1 += $(call cc-disable-warning, sign-compare)
-warning-1 += $(call cc-disable-warning, format-zero-length)
-warning-1 += $(call cc-disable-warning, uninitialized)
-warning-1 += $(call cc-option, -fcatch-undefined-behavior)
-
-warning-2 := -Waggregate-return
-warning-2 += -Wcast-align
-warning-2 += -Wdisabled-optimization
-warning-2 += -Wnested-externs
-warning-2 += -Wshadow
-warning-2 += $(call cc-option, -Wlogical-op)
-warning-2 += $(call cc-option, -Wmissing-field-initializers)
-
-warning-3 := -Wbad-function-cast
-warning-3 += -Wcast-qual
-warning-3 += -Wconversion
-warning-3 += -Wpacked
-warning-3 += -Wpadded
-warning-3 += -Wpointer-arith
-warning-3 += -Wredundant-decls
-warning-3 += -Wswitch-default
-warning-3 += $(call cc-option, -Wpacked-bitfield-compat)
-warning-3 += $(call cc-option, -Wvla)
-
-warning := $(warning-$(findstring 1, $(KBUILD_ENABLE_EXTRA_GCC_CHECKS)))
-warning += $(warning-$(findstring 2, $(KBUILD_ENABLE_EXTRA_GCC_CHECKS)))
-warning += $(warning-$(findstring 3, $(KBUILD_ENABLE_EXTRA_GCC_CHECKS)))
-
-ifeq ("$(strip $(warning))","")
-        $(error W=$(KBUILD_ENABLE_EXTRA_GCC_CHECKS) is unknown)
-endif
-
-KBUILD_CFLAGS += $(warning)
-endif
-
 include scripts/Makefile.lib
 
 ifdef host-progs
@@ -167,11 +98,11 @@ endif
 
 # ===========================================================================
 
-ifneq ($(strip $(lib-y) $(lib-m) $(lib-n) $(lib-)),)
+ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),)
 lib-target := $(obj)/lib.a
 endif
 
-ifneq ($(strip $(obj-y) $(obj-m) $(obj-n) $(obj-) $(subdir-m) $(lib-target)),)
+ifneq ($(strip $(obj-y) $(obj-m) $(obj-) $(subdir-m) $(lib-target)),)
 builtin-target := $(obj)/built-in.o
 endif
 
@@ -322,8 +253,9 @@ sub_cmd_record_mcount = set -e ; perl $(srctree)/scripts/recordmcount.pl "$(ARCH
        "$(if $(part-of-module),1,0)" "$(@)";
 recordmcount_source := $(srctree)/scripts/recordmcount.pl
 endif
-cmd_record_mcount =                                            \
-       if [ "$(findstring -pg,$(_c_flags))" = "-pg" ]; then    \
+cmd_record_mcount =                                            \
+       if [ "$(findstring $(CC_FLAGS_FTRACE),$(_c_flags))" =   \
+            "$(CC_FLAGS_FTRACE)" ]; then                       \
                $(sub_cmd_record_mcount)                        \
        fi;
 endif
@@ -470,16 +402,14 @@ cmd_link_multi-y = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalys
 quiet_cmd_link_multi-m = LD [M]  $@
 cmd_link_multi-m = $(cmd_link_multi-y)
 
-# We would rather have a list of rules like
-#      foo.o: $(foo-objs)
-# but that's not so easy, so we rather make all composite objects depend
-# on the set of all their parts
-$(multi-used-y) : %.o: $(multi-objs-y) FORCE
+$(multi-used-y): FORCE
        $(call if_changed,link_multi-y)
+$(call multi_depend, $(multi-used-y), .o, -objs -y)
 
-$(multi-used-m) : %.o: $(multi-objs-m) FORCE
+$(multi-used-m): FORCE
        $(call if_changed,link_multi-m)
        @{ echo $(@:.o=.ko); echo $(link_multi_deps); } > $(MODVERDIR)/$(@F:.o=.mod)
+$(call multi_depend, $(multi-used-m), .o, -objs -y)
 
 targets += $(multi-used-y) $(multi-used-m)