105 lines
2.7 KiB
Makefile
105 lines
2.7 KiB
Makefile
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##
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## Makefile for Sunxi Secure Boot
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##
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#########################################################################
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# clean the slate ...
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PLATFORM_RELFLAGS =
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PLATFORM_CPPFLAGS =
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PLATFORM_LDFLAGS =
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#########################################################################
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HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer \
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$(HOSTCPPFLAGS)
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HOSTSTRIP = strip
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#
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# Include the make variables (CC, etc...)
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#
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CROSS_COMPILE ?=
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AS = $(CROSS_COMPILE)as
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LD = $(CROSS_COMPILE)ld
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CC = $(CROSS_COMPILE)gcc
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CPP = $(CC) -E
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AR = $(CROSS_COMPILE)ar
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NM = $(CROSS_COMPILE)nm
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LDR = $(CROSS_COMPILE)ldr
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STRIP = $(CROSS_COMPILE)strip
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OBJCOPY = $(CROSS_COMPILE)objcopy
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OBJDUMP = $(CROSS_COMPILE)objdump
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RANLIB = $(CROSS_COMPILE)RANLIB
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ifneq (,$(findstring s,$(MAKEFLAGS)))
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ARFLAGS = cr
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else
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ARFLAGS = crv
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endif
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CPPFLAGS := $(DBGFLAGS) $(OPTFLAGS) $(RELFLAGS)
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CPPFLAGS =
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CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes
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CFLAGS += $(call cc-option,-fno-stack-protector)
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# Some toolchains enable security related warning flags by default,
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# but they don't make much sense in the u-boot world, so disable them.
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INCLUDES = -I$(OBJTREE) \
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-I$(OBJTREE)/include \
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-I$(COMMONDIR)/include
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CPPFLAGS += $(INCLUDES)
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CFLAGS += $(INCLUDES)
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# $(CPPFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
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# option to the assembler.
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AFLAGS_DEBUG :=
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AFLAGS := $(AFLAGS_DEBUG) -D__ASSEMBLY__ $(CPPFLAGS)
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LDFLAGS += $(PLATFORM_LDFLAGS)
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LDFLAGS += $(INCLUDE)
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#########################################################################
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export HOSTCC HOSTCFLAGS HOSTLDFLAGS PEDCFLAGS HOSTSTRIP CROSS_COMPILE \
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AS LD CC CPP AR NM STRIP OBJCOPY OBJDUMP MAKE
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export CONFIG_SYS_TEXT_BASE PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS
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#########################################################################
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# Allow boards to use custom optimize flags on a per dir/file basis
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BCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%))
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ALL_AFLAGS = $(AFLAGS) $(AFLAGS_$(BCURDIR)/$(@F)) $(AFLAGS_$(BCURDIR))
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ALL_CFLAGS = $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR))
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$(obj)%.s: %.S
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@$(CPP) $(ALL_AFLAGS) -o $@ $<
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@echo " CPP "$< ...
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$(obj)%.o: %.S
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@$(CC) $(ALL_AFLAGS) -o $@ $< -c
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@echo " CC "$< ...
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$(obj)%.o: %.c
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@$(CC) $(ALL_CFLAGS) -o $@ $< -c
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@echo " CC "$< ...
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$(obj)%.i: %.c
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@$(CPP) $(ALL_CFLAGS) -o $@ $< -c
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@echo " CPP "$< ...
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$(obj)%.s: %.c
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@$(CC) $(ALL_CFLAGS) -o $@ $< -c -S
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@echo " CPP "$< ...
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#########################################################################
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# If the list of objects to link is empty, just create an empty built-in.o
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cmd_link_o_target = $(if $(strip $1),\
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$(LD) $(LDFLAGS) -r -o $@ $1,\
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rm -f $@; $(AR) rcs $@ )
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#########################################################################
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