diff options
Diffstat (limited to 'spl/Makefile')
-rw-r--r-- | spl/Makefile | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/spl/Makefile b/spl/Makefile index b366ac2..64ebfb7 100644 --- a/spl/Makefile +++ b/spl/Makefile @@ -200,11 +200,29 @@ GEN_UBOOT = \ $(obj)$(SPL_BIN): depend $(START) $(LIBS) $(obj)u-boot-spl.lds $(GEN_UBOOT) +# Tentative step for Kbuild-style makefiles coexist with conventional U-Boot style makefiles +# U-Boot conventional sub makefiles always include some other makefiles. +# So, the build system searches a line beginning with "include" before entering into the sub makefile +# in order to distinguish which style it is. +# If the Makefile include a "include" line, we assume it is an U-Boot style makefile. +# Otherwise, it is treated as a Kbuild-style makefile. +select_makefile = \ + if grep -q "^include" $1/Makefile; then \ + $(MAKE) -C $1; \ + else \ + $(MAKE) -C $1 -f $(TOPDIR)/scripts/Makefile.build; \ + mv $(dir $@)built-in.o $@; \ + fi + +# We do not need to build $(START) explicitly. +# It is built while we are at $(CPUDIR)/lib$(CPU).o build. $(START): depend - $(MAKE) -C $(SRCTREE)/$(START_PATH) $@ + if grep -q "^include" $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))Makefile; then \ + $(MAKE) -C $(SRCTREE)/$(START_PATH) $@; \ + fi $(LIBS): depend - $(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@)) + +$(call select_makefile, $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))) $(obj)u-boot-spl.lds: $(LDSCRIPT) depend $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@ |