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https://github.com/ARM-software/arm-trusted-firmware.git
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8b9a0de440
This patch allows platforms to define their own jump table list for library at ROM. The file has the list of functions to be used from library at ROM. It can also include other list files. Change-Id: I721c35d7dad3dcadbb3a7f3277bfd5d3e1f6e00a Signed-off-by: Sathees Balya <sathees.balya@arm.com>
77 lines
2 KiB
Makefile
77 lines
2 KiB
Makefile
#
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# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
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#
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# SPDX-License-Identifier: BSD-3-Clause
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#
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AS = $(CROSS_COMPILE)as
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LD = $(CROSS_COMPILE)ld
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OC = $(CROSS_COMPILE)objcopy
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CPP = $(CROSS_COMPILE)cpp
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BUILD_DIR = ../../$(BUILD_PLAT)/romlib
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LIB_DIR = ../../$(BUILD_PLAT)/lib
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WRAPPER_DIR = ../../$(BUILD_PLAT)/libwrapper
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LIBS = -lmbedtls -lfdt -lc
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INC = $(INCLUDES:-I%=-I../../%)
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PPFLAGS = $(INC) $(DEFINES) -P -D__ASSEMBLY__ -D__LINKER__ -MD -MP -MT $(BUILD_DIR)/romlib.ld
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OBJS = $(BUILD_DIR)/jmptbl.o $(BUILD_DIR)/init.o
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MAPFILE = ../../$(BUILD_PLAT)/romlib/romlib.map
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V ?= 0
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ifeq ($(V),0)
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Q := @
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else
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Q :=
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endif
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ifeq ($(DEBUG),1)
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CFLAGS := -g
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LDFLAGS := -g --gc-sections -O1 -Map=$(MAPFILE)
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endif
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.PHONY: all clean distclean
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all: $(BUILD_DIR)/romlib.bin $(LIB_DIR)/libwrappers.a
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%.o: %.s
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@echo " AS $@"
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$(Q)$(AS) $(ASFLAGS) -o $@ $<
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$(BUILD_DIR)/%.o: %.s
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@echo " AS $@"
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$(Q)$(AS) $(ASFLAGS) -o $@ $<
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$(BUILD_DIR)/romlib.ld: romlib.ld.S
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@echo " PP $@"
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$(Q)$(CPP) $(PPFLAGS) -o $@ romlib.ld.S
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$(BUILD_DIR)/romlib.elf: $(OBJS) $(BUILD_DIR)/romlib.ld
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@echo " LD $@"
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$(Q)$(LD) -T $(BUILD_DIR)/romlib.ld -L$(LIB_DIR) $(LDFLAGS) -o $@ $(OBJS) $(LIBS)
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$(BUILD_DIR)/romlib.bin: $(BUILD_DIR)/romlib.elf
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@echo " BIN $@"
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$(Q)$(OC) -O binary $(BUILD_DIR)/romlib.elf $@
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$(WRAPPER_DIR)/jmpvar.s: $(BUILD_DIR)/romlib.elf
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@echo " VAR $@"
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$(Q)./genvar.sh -o $@ $(BUILD_DIR)/romlib.elf
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$(LIB_DIR)/libwrappers.a: jmptbl.i $(WRAPPER_DIR)/jmpvar.o
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@echo " AR $@"
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$(Q)./genwrappers.sh -b $(WRAPPER_DIR) -o $@ $(BUILD_DIR)/jmptbl.i
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$(BUILD_DIR)/jmptbl.s: jmptbl.i
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@echo " TBL $@"
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if [ -e "../../$(PLAT_DIR)/jmptbl.i" ] ; \
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then \
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$(Q)./gentbl.sh -o $@ -b $(BUILD_DIR) ../../$(PLAT_DIR)/jmptbl.i; \
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else \
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@echo "USE_ROMLIB=1 requires jump table list file: jmptbl.i in platform directory"; \
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fi
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clean:
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@rm -f $(BUILD_DIR)/*
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-include $(BUILD_DIR)/romlib.d
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