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- #
- # Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
- #
- # Redistribution and use in source and binary forms, with or without
- # modification, are permitted provided that the following conditions are met:
- #
- # Redistributions of source code must retain the above copyright notice, this
- # list of conditions and the following disclaimer.
- #
- # Redistributions in binary form must reproduce the above copyright notice,
- # this list of conditions and the following disclaimer in the documentation
- # and/or other materials provided with the distribution.
- #
- # Neither the name of ARM nor the names of its contributors may be used
- # to endorse or promote products derived from this software without specific
- # prior written permission.
- #
- # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- # POSSIBILITY OF SUCH DAMAGE.
- #
- #
- # Trusted Firmware Version
- #
- VERSION_MAJOR := 1
- VERSION_MINOR := 0
- #
- # Default values for build configurations
- #
- # Build verbosity
- V := 0
- # Debug build
- DEBUG := 0
- # Build architecture
- ARCH := aarch64
- # Build platform
- DEFAULT_PLAT := fvp
- PLAT := ${DEFAULT_PLAT}
- # SPD choice
- SPD := none
- # Base commit to perform code check on
- BASE_COMMIT := origin/master
- # NS timer register save and restore
- NS_TIMER_SWITCH := 0
- # By default, Bl1 acts as the reset handler, not BL31
- RESET_TO_BL31 := 0
- # Include FP registers in cpu context
- CTX_INCLUDE_FPREGS := 0
- # Determine the version of ARM GIC architecture to use for interrupt management
- # in EL3. The platform port can change this value if needed.
- ARM_GIC_ARCH := 2
- # Flag used to indicate if ASM_ASSERTION should be enabled for the build.
- # This defaults to being present in DEBUG builds only.
- ASM_ASSERTION := ${DEBUG}
- # Build option to choose whether Trusted firmware uses Coherent memory or not.
- USE_COHERENT_MEM := 1
- # Default FIP file name
- FIP_NAME := fip.bin
- # Checkpatch ignores
- CHECK_IGNORE = --ignore COMPLEX_MACRO
- CHECKPATCH_ARGS = --no-tree --no-signoff ${CHECK_IGNORE}
- CHECKCODE_ARGS = --no-patch --no-tree --no-signoff ${CHECK_IGNORE}
- ifeq (${V},0)
- Q=@
- CHECKCODE_ARGS += --no-summary --terse
- else
- Q=
- endif
- export Q
- ifneq (${DEBUG}, 0)
- BUILD_TYPE := debug
- # Use LOG_LEVEL_INFO by default for debug builds
- LOG_LEVEL := 40
- else
- BUILD_TYPE := release
- # Use LOG_LEVEL_NOTICE by default for release builds
- LOG_LEVEL := 20
- endif
- # Default build string (git branch and commit)
- ifeq (${BUILD_STRING},)
- BUILD_STRING := $(shell git log -n 1 --pretty=format:"%h")
- endif
- VERSION_STRING := v${VERSION_MAJOR}.${VERSION_MINOR}(${BUILD_TYPE}):${BUILD_STRING}
- BL_COMMON_SOURCES := common/bl_common.c \
- common/tf_printf.c \
- common/aarch64/debug.S \
- lib/aarch64/cache_helpers.S \
- lib/aarch64/misc_helpers.S \
- lib/aarch64/xlat_helpers.c \
- lib/stdlib/std.c \
- plat/common/aarch64/platform_helpers.S
- BUILD_BASE := ./build
- BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
- PLATFORMS := $(shell ls -I common plat/)
- SPDS := $(shell ls -I none services/spd)
- HELP_PLATFORMS := $(shell echo ${PLATFORMS} | sed 's/ /|/g')
- # Convenience function for adding build definitions
- # $(eval $(call add_define,FOO)) will have:
- # -DFOO if $(FOO) is empty; -DFOO=$(FOO) otherwise
- define add_define
- DEFINES += -D$(1)$(if $(value $(1)),=$(value $(1)),)
- endef
- # Convenience function for verifying option has a boolean value
- # $(eval $(call assert_boolean,FOO)) will assert FOO is 0 or 1
- define assert_boolean
- $(and $(patsubst 0,,$(value $(1))),$(patsubst 1,,$(value $(1))),$(error $(1) must be boolean))
- endef
- ifeq (${PLAT},)
- $(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform.")
- endif
- ifeq ($(findstring ${PLAT},${PLATFORMS}),)
- $(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}")
- endif
- all: msg_start
- msg_start:
- @echo "Building ${PLAT}"
- include plat/${PLAT}/platform.mk
- # Include the CPU specific operations makefile. By default all CPU errata
- # workarounds and CPU specifc optimisations are disabled. This can be
- # overridden by the platform.
- include lib/cpus/cpu-ops.mk
- ifdef BL1_SOURCES
- NEED_BL1 := yes
- include bl1/bl1.mk
- endif
- ifdef BL2_SOURCES
- NEED_BL2 := yes
- include bl2/bl2.mk
- # Using the ARM Trusted Firmware BL2 implies that a BL3-3 image also need to be supplied for the FIP.
- # This flag can be overridden by the platform.
- NEED_BL33 ?= yes
- endif
- ifdef BL31_SOURCES
- NEED_BL31 := yes
- include bl31/bl31.mk
- endif
- # Include SPD Makefile if one has been specified
- ifneq (${SPD},none)
- # We expect to locate an spd.mk under the specified SPD directory
- SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m")
- ifeq (${SPD_MAKE},)
- $(error Error: No services/spd/${SPD}/${SPD}.mk located)
- endif
- $(info Including ${SPD_MAKE})
- include ${SPD_MAKE}
- # If there's BL3-2 companion for the chosen SPD, and the SPD wants to build the
- # BL3-2 from source, we expect that the SPD's Makefile would set NEED_BL32
- # variable to "yes". In case the BL3-2 is a binary which needs to be included in
- # fip, then the NEED_BL32 needs to be set and BL3-2 would need to point to the bin.
- endif
- .PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip
- .SUFFIXES:
- INCLUDES += -Iinclude/bl31 \
- -Iinclude/bl31/services \
- -Iinclude/common \
- -Iinclude/drivers \
- -Iinclude/drivers/arm \
- -Iinclude/drivers/io \
- -Iinclude/lib \
- -Iinclude/lib/aarch64 \
- -Iinclude/lib/cpus/aarch64 \
- -Iinclude/plat/common \
- -Iinclude/stdlib \
- -Iinclude/stdlib/sys \
- ${PLAT_INCLUDES} \
- ${SPD_INCLUDES}
- # Process DEBUG flag
- $(eval $(call assert_boolean,DEBUG))
- $(eval $(call add_define,DEBUG))
- ifeq (${DEBUG},0)
- $(eval $(call add_define,NDEBUG))
- else
- CFLAGS += -g
- ASFLAGS += -g -Wa,--gdwarf-2
- endif
- # Process NS_TIMER_SWITCH flag
- $(eval $(call assert_boolean,NS_TIMER_SWITCH))
- $(eval $(call add_define,NS_TIMER_SWITCH))
- # Process RESET_TO_BL31 flag
- $(eval $(call assert_boolean,RESET_TO_BL31))
- $(eval $(call add_define,RESET_TO_BL31))
- # Process CTX_INCLUDE_FPREGS flag
- $(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
- $(eval $(call add_define,CTX_INCLUDE_FPREGS))
- # Process ARM_GIC_ARCH flag
- $(eval $(call add_define,ARM_GIC_ARCH))
- # Process ASM_ASSERTION flag
- $(eval $(call assert_boolean,ASM_ASSERTION))
- $(eval $(call add_define,ASM_ASSERTION))
- # Process LOG_LEVEL flag
- $(eval $(call add_define,LOG_LEVEL))
- # Process USE_COHERENT_MEM flag
- $(eval $(call assert_boolean,USE_COHERENT_MEM))
- $(eval $(call add_define,USE_COHERENT_MEM))
- ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \
- -Werror -Wmissing-include-dirs \
- -mgeneral-regs-only -D__ASSEMBLY__ \
- ${DEFINES} ${INCLUDES}
- CFLAGS += -nostdinc -pedantic -ffreestanding -Wall \
- -Werror -Wmissing-include-dirs \
- -mgeneral-regs-only -std=c99 -c -Os \
- ${DEFINES} ${INCLUDES}
- CFLAGS += -ffunction-sections -fdata-sections
- LDFLAGS += --fatal-warnings -O1
- LDFLAGS += --gc-sections
- CC := ${CROSS_COMPILE}gcc
- CPP := ${CROSS_COMPILE}cpp
- AS := ${CROSS_COMPILE}gcc
- AR := ${CROSS_COMPILE}ar
- LD := ${CROSS_COMPILE}ld
- OC := ${CROSS_COMPILE}objcopy
- OD := ${CROSS_COMPILE}objdump
- NM := ${CROSS_COMPILE}nm
- PP := ${CROSS_COMPILE}gcc -E ${CFLAGS}
- # Variables for use with Firmware Image Package
- FIPTOOLPATH ?= tools/fip_create
- FIPTOOL ?= ${FIPTOOLPATH}/fip_create
- fiptool: ${FIPTOOL}
- fip: ${BUILD_PLAT}/${FIP_NAME}
- locate-checkpatch:
- ifndef CHECKPATCH
- $(error "Please set CHECKPATCH to point to the Linux checkpatch.pl file, eg: CHECKPATCH=../linux/script/checkpatch.pl")
- else
- ifeq (,$(wildcard ${CHECKPATCH}))
- $(error "The file CHECKPATCH points to cannot be found, use eg: CHECKPATCH=../linux/script/checkpatch.pl")
- endif
- endif
- clean:
- @echo " CLEAN"
- ${Q}rm -rf ${BUILD_PLAT}
- ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
- realclean distclean:
- @echo " REALCLEAN"
- ${Q}rm -rf ${BUILD_BASE}
- ${Q}rm -f ${CURDIR}/cscope.*
- ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} clean
- checkcodebase: locate-checkpatch
- @echo " CHECKING STYLE"
- @if test -d .git ; then \
- git ls-files | grep -v stdlib | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \
- else \
- find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -not -iwholename "*stdlib*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \
- fi
- checkpatch: locate-checkpatch
- @echo " CHECKING STYLE"
- @git format-patch --stdout ${BASE_COMMIT} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true
- .PHONY: ${FIPTOOL}
- ${FIPTOOL}:
- ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH}
- define match_goals
- $(strip $(foreach goal,$(1),$(filter $(goal),$(MAKECMDGOALS))))
- endef
- # List of rules that involve building things
- BUILD_TARGETS := all bl1 bl2 bl31 bl32 fip
- # Does the list of goals specified on the command line include a build target?
- ifneq ($(call match_goals,${BUILD_TARGETS}),)
- IS_ANYTHING_TO_BUILD := 1
- endif
- define MAKE_C
- $(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
- $(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ)))
- $(OBJ) : $(2)
- @echo " CC $$<"
- $$(Q)$$(CC) $$(CFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@
- $(PREREQUISITES) : $(2)
- @echo " DEPS $$@"
- @mkdir -p $(1)
- $$(Q)$$(CC) $$(CFLAGS) -M -MT $(OBJ) -MF $$@ $$<
- ifdef IS_ANYTHING_TO_BUILD
- -include $(PREREQUISITES)
- endif
- endef
- define MAKE_S
- $(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
- $(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ)))
- $(OBJ) : $(2)
- @echo " AS $$<"
- $$(Q)$$(AS) $$(ASFLAGS) -DIMAGE_BL$(3) -c $$< -o $$@
- $(PREREQUISITES) : $(2)
- @echo " DEPS $$@"
- @mkdir -p $(1)
- $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(OBJ) -MF $$@ $$<
- ifdef IS_ANYTHING_TO_BUILD
- -include $(PREREQUISITES)
- endif
- endef
- define MAKE_LD
- $(eval PREREQUISITES := $(1).d)
- $(1) : $(2)
- @echo " PP $$<"
- $$(Q)$$(AS) $$(ASFLAGS) -P -E -o $$@ $$<
- $(PREREQUISITES) : $(2)
- @echo " DEPS $$@"
- @mkdir -p $$(dir $$@)
- $$(Q)$$(AS) $$(ASFLAGS) -M -MT $(1) -MF $$@ $$<
- ifdef IS_ANYTHING_TO_BUILD
- -include $(PREREQUISITES)
- endif
- endef
- define MAKE_OBJS
- $(eval C_OBJS := $(filter %.c,$(2)))
- $(eval REMAIN := $(filter-out %.c,$(2)))
- $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj),$(3))))
- $(eval S_OBJS := $(filter %.S,$(REMAIN)))
- $(eval REMAIN := $(filter-out %.S,$(REMAIN)))
- $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj),$(3))))
- $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN)))
- endef
- # NOTE: The line continuation '\' is required in the next define otherwise we
- # end up with a line-feed characer at the end of the last c filename.
- # Also bare this issue in mind if extending the list of supported filetypes.
- define SOURCES_TO_OBJS
- $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \
- $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1))))
- endef
- define MAKE_BL
- $(eval BUILD_DIR := ${BUILD_PLAT}/bl$(1))
- $(eval SOURCES := $(BL$(1)_SOURCES) $(BL_COMMON_SOURCES) $(PLAT_BL_COMMON_SOURCES))
- $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES))))
- $(eval LINKERFILE := $(BUILD_DIR)/bl$(1).ld)
- $(eval MAPFILE := $(BUILD_DIR)/bl$(1).map)
- $(eval ELF := $(BUILD_DIR)/bl$(1).elf)
- $(eval DUMP := $(BUILD_DIR)/bl$(1).dump)
- $(eval BIN := $(BUILD_PLAT)/bl$(1).bin)
- $(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES),$(1)))
- $(eval $(call MAKE_LD,$(LINKERFILE),$(BL$(1)_LINKERFILE)))
- $(BUILD_DIR) :
- $$(Q)mkdir -p "$$@"
- $(ELF) : $(OBJS) $(LINKERFILE)
- @echo " LD $$@"
- @echo 'const char build_message[] = "Built : "__TIME__", "__DATE__; \
- const char version_string[] = "${VERSION_STRING}";' | \
- $$(CC) $$(CFLAGS) -xc - -o $(BUILD_DIR)/build_message.o
- $$(Q)$$(LD) -o $$@ $$(LDFLAGS) -Map=$(MAPFILE) --script $(LINKERFILE) \
- $(BUILD_DIR)/build_message.o $(OBJS)
- $(DUMP) : $(ELF)
- @echo " OD $$@"
- $${Q}$${OD} -dx $$< > $$@
- $(BIN) : $(ELF)
- @echo " BIN $$@"
- $$(Q)$$(OC) -O binary $$< $$@
- @echo
- @echo "Built $$@ successfully"
- @echo
- .PHONY : bl$(1)
- bl$(1) : $(BUILD_DIR) $(BIN) $(DUMP)
- all : bl$(1)
- $(eval FIP_DEPS += $(if $2,$(BIN),))
- $(eval FIP_ARGS += $(if $2,--bl$(1) $(BIN),))
- endef
- ifeq (${NEED_BL1},yes)
- $(eval $(call MAKE_BL,1))
- endif
- ifeq (${NEED_BL2},yes)
- $(if ${BL2}, $(eval FIP_DEPS += ${BL2}) $(eval FIP_ARGS += --bl2 ${BL2}),\
- $(eval $(call MAKE_BL,2,in_fip)))
- endif
- ifeq (${NEED_BL31},yes)
- BL31_SOURCES += ${SPD_SOURCES}
- $(if ${BL31}, $(eval FIP_DEPS += ${BL31}) $(eval FIP_ARGS += --bl31 ${BL31}),\
- $(eval $(call MAKE_BL,31,in_fip)))
- endif
- ifeq (${NEED_BL32},yes)
- $(if ${BL32}, $(eval FIP_DEPS += ${BL32}) $(eval FIP_ARGS += --bl32 ${BL32}),\
- $(eval $(call MAKE_BL,32,in_fip)))
- endif
- ifeq (${NEED_BL30},yes)
- $(if ${BL30}, $(eval FIP_DEPS += ${BL30}) $(eval FIP_ARGS += --bl30 ${BL30}), )
- # If BL3-0 is needed by the platform then 'BL30' variable must be defined.
- check_bl30:
- $(if ${BL30},,$(error "To build a FIP for platform ${PLAT}, please set BL30 to point to the SCP firmware"))
- else
- # If BL3-0 is not needed by the platform but the user still specified the path
- # to a BL3-0 image then warn him that it will be ignored.
- check_bl30:
- $(if ${BL30},$(warning "BL3-0 is not supported on platform ${PLAT}, it will just be ignored"),)
- endif
- ifeq (${NEED_BL33},yes)
- $(if ${BL33}, $(eval FIP_DEPS += ${BL33}) $(eval FIP_ARGS += --bl33 ${BL33}), )
- # If BL3-3 is needed by the platform then 'BL33' variable must be defined.
- check_bl33:
- $(if ${BL33},,$(error "To build a FIP, please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd"))
- else
- # If BL3-3 is not needed by the platform but the user still specified the path
- # to a BL3-3 image then warn him that it will be ignored.
- check_bl33:
- $(if ${BL33},$(warning "BL3-3 is not supported on platform ${PLAT}, it will just be ignored"),)
- endif
- ${BUILD_PLAT}/${FIP_NAME}: ${FIP_DEPS} ${FIPTOOL} check_bl30 check_bl33
- ${Q}${FIPTOOL} --dump \
- ${FIP_ARGS} \
- $@
- @echo
- @echo "Built $@ successfully"
- @echo
- cscope:
- @echo " CSCOPE"
- ${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
- ${Q}cscope -b -q -k
- help:
- @echo "usage: ${MAKE} PLAT=<${HELP_PLATFORMS}> <all|bl1|bl2|bl31|distclean|clean|checkcodebase|checkpatch>"
- @echo ""
- @echo "PLAT is used to specify which platform you wish to build."
- @echo "If no platform is specified, PLAT defaults to: ${DEFAULT_PLAT}"
- @echo ""
- @echo "Supported Targets:"
- @echo " all Build the BL1, BL2 and BL31 binaries"
- @echo " bl1 Build the BL1 binary"
- @echo " bl2 Build the BL2 binary"
- @echo " bl31 Build the BL31 binary"
- @echo " checkcodebase Check the coding style of the entire source tree"
- @echo " checkpatch Check the coding style on changes in the current"
- @echo " branch against BASE_COMMIT (default origin/master)"
- @echo " clean Clean the build for the selected platform"
- @echo " cscope Generate cscope index"
- @echo " distclean Remove all build artifacts for all platforms"
- @echo " fiptool Build the Firmware Image Package(FIP) creation tool"
- @echo ""
- @echo "note: most build targets require PLAT to be set to a specific platform."
- @echo ""
- @echo "example: build all targets for the FVP platform:"
- @echo " CROSS_COMPILE=aarch64-none-elf- make PLAT=fvp all"
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