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CC ?= $(CROSS_COMPILE)gcc
LD ?= $(CROSS_COMPILE)ld
ARCH := $(shell $(GET_ARCH) "$(CROSS_COMPILE)")
ifeq ($(ARCH),ARCH_ARM)
arch := arm
ARCH_FILES := arch_flash_common.c arch_flash_arm.c ast-sf-ctrl.c
else
ifeq ($(ARCH),ARCH_POWERPC)
arch := powerpc
ARCH_FILES := arch_flash_common.c arch_flash_powerpc.c
else
ifeq ($(ARCH),ARCH_X86)
arch := x86
ARCH_FILES := arch_flash_common.c arch_flash_x86.c
else
$(error Unsupported architecture $(ARCH))
endif
endif
endif
# Use make V=1 for a verbose build.
ifndef V
Q_CC= @echo ' CC ' $@;
Q_LINK= @echo ' LINK ' $@;
Q_LN= @echo ' LN ' $@;
Q_MKDIR=@echo ' MKDIR ' $@;
endif
.PHONY: links
links: libflash ccan common
libflash:
$(Q_LN)ln -sf ../../libflash ./libflash
ccan:
$(Q_LN)ln -sf ../../ccan ./ccan
common:
$(Q_LN)ln -sf ../common ./common
make_version.sh:
$(Q_LN)ln -sf ../../make_version.sh
ARCH_SRC := $(addprefix common/,$(ARCH_FILES))
ARCH_OBJS := $(addprefix common-,$(ARCH_FILES:.c=.o))
# Arch links are like this so we can have dependencies work (so that we don't
# run the rule when the links exist), pretty build output (knowing the target
# name) and a list of the files so we can clean them up.
ARCH_LINKS ?= common/ast-sf-ctrl.c common/ast.h common/io.h common/lpc.h
arch_links: $(ARCH_LINKS)
common/ast.h : ../../include/ast.h | common
$(Q_LN)ln -sf ../../include/ast.h common/ast.h
common/io.h : ../common/arch_flash_$(arch)_io.h | common
$(Q_LN)ln -sf arch_flash_$(arch)_io.h common/io.h
common/ast-sf-ctrl.c : ../../hw/ast-bmc/ast-sf-ctrl.c | common
$(Q_LN)ln -sf ../../hw/ast-bmc/ast-sf-ctrl.c common/ast-sf-ctrl.c
common/lpc.h: ../../include/lpc.h | common
$(Q_LN)ln -sf ../../include/lpc.h common/lpc.h
.PHONY: arch_clean
arch_clean:
rm -rf $(ARCH_OBJS) $(ARCH_LINKS)
$(ARCH_SRC): | common
$(ARCH_OBJS): common-%.o: common/%.c $(ARCH_LINKS)
$(Q_CC)$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@
common-arch_flash.o: $(ARCH_OBJS)
$(Q_LD)$(LD) -r $(ARCH_OBJS) -o $@
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