| # |
| # 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. |
| # |
| |
| # |
| # Default values for build configurations |
| # |
| |
| include $(buildsrc)/config.mk |
| include $(buildtree)/include/autoconf.mk |
| include $(buildtree)/.config |
| |
| # Build verbosity |
| V := 0 |
| # Debug build |
| BUILD_TYPE := ${BL2_BUILD_TYPE} |
| # Build architecture |
| ARCH := aarch64 |
| # Build platform |
| #DEFAULT_PLAT := gx |
| PLAT := ${SOC} |
| export 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 |
| # Build name |
| BUILD_NAME := bl21 |
| |
| # 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 |
| |
| ifeq (${GIT_VERSION},) |
| GIT_VERSION := $(shell git describe --abbrev=7 --dirty --always --tags) |
| endif |
| ifeq (${BUILDER},) |
| BUILDER := ${USER}@$(shell hostname) |
| endif |
| |
| BL_COMMON_SOURCES := common/bl_common.c \ |
| common/debug.c \ |
| lib/aarch64/cache_helpers.S \ |
| lib/aarch64/misc_helpers.S \ |
| lib/aarch64/tlb_helpers.S \ |
| lib/aarch64/xlat_helpers.c \ |
| lib/stdlib/std.c \ |
| lib/io_storage.c \ |
| plat/common/aarch64/platform_helpers.S |
| |
| BUILD_BASE := $(buildtree)/firmware |
| #BUILD_PLAT := ${BUILD_BASE}/${PLAT} |
| #BUILD_PLAT := $(buildtree)/board/${BOARDDIR}/firmware |
| BUILD_PLAT := $(buildtree)/${BOARDDIR}/firmware |
| |
| # 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 |
| |
| all: msg_start |
| |
| msg_start: |
| @echo "Building ${BOARDDIR}/${BUILD_NAME}.bin" |
| |
| #include plat/${PLAT}/platform.mk |
| #ifdef BL2_SOURCES |
| NEED_BL2 := yes |
| include ${BUILD_NAME}.mk |
| #endif |
| |
| # Include SPD Makefile if one has been specified |
| ifneq (${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 BL32 companion for the chosen SPD, and the SPD wants to build the |
| # BL2 from source, we expect that the SPD's Makefile would set NEED_BL32 |
| # variable to "yes" |
| endif |
| |
| .PHONY: all msg_start clean realclean distclean cscope locate-checkpatch checkcodebase checkpatch fiptool fip |
| .SUFFIXES: |
| |
| INCLUDES += -Iinclude/bl2 \ |
| -Iinclude/bl31 \ |
| -Iinclude/common \ |
| -Iinclude/drivers \ |
| -Iinclude/drivers/arm \ |
| -Iinclude/drivers/serial \ |
| -Iinclude/lib \ |
| -Iinclude/lib/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)) |
| |
| #VPATH_LIST = $(buildsrc)/board/$(BOARDDIR) |
| VPATH_LIST = $(buildsrc)/$(BOARDDIR) |
| VPATH_LIST:=$(VPATH_LIST:%=%/firmware/) |
| |
| vpath %.c $(VPATH_LIST) |
| |
| ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \ |
| -mgeneral-regs-only -D__ASSEMBLY__ \ |
| ${DEFINES} ${INCLUDES} |
| CFLAGS += -nostdinc -pedantic -ffreestanding -Wall \ |
| -Werror -mgeneral-regs-only -std=c99 -c -Os \ |
| ${DEFINES} ${INCLUDES} $(VPATH_LIST:%=-I%) |
| CFLAGS += -ffunction-sections -fdata-sections |
| ASFLAGS += ${FIRMWARE_CPPFLAGS} |
| CFLAGS += ${FIRMWARE_CPPFLAGS} |
| CFLAGS += -Wno-unused |
| |
| 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.bin |
| |
| 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 | while read GIT_FILE ; do ${CHECKPATCH} ${CHECKCODE_ARGS} -f $$GIT_FILE ; done ; \ |
| else \ |
| find . -type f -not -iwholename "*.git*" -not -iwholename "*build*" -exec ${CHECKPATCH} ${CHECKCODE_ARGS} -f {} \; ; \ |
| fi |
| |
| checkpatch: locate-checkpatch |
| @echo " CHECKING STYLE" |
| @git format-patch --stdout ${BASE_COMMIT} | ${CHECKPATCH} ${CHECKPATCH_ARGS} - || true |
| |
| ${FIPTOOL}: |
| ${Q}${MAKE} --no-print-directory -C ${FIPTOOLPATH} |
| @echo |
| @echo "Built $@ successfully" |
| @echo |
| |
| define match_goals |
| $(strip $(foreach goal,$(1),$(filter $(goal),$(MAKECMDGOALS)))) |
| endef |
| |
| # List of rules that involve building things |
| BUILD_TARGETS := all bl1 bl2 bl31 bl32 fip |
| |
| # Does the list of goals specified on the command line include a build target? |
| ifneq ($(call match_goals,${BUILD_TARGETS}),) |
| IS_ANYTHING_TO_BUILD := 1 |
| endif |
| |
| define MAKE_C |
| |
| $(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2)))) |
| $(eval PREREQUISITES := $(patsubst %.o,%.d,$(OBJ))) |
| |
| $(OBJ) : $(2) |
| @echo " CC $$<" |
| $$(Q)$$(CC) $$(CFLAGS) -c $$< -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) $$(ASFLAGS) -c $$< -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) $$(ASFLAGS) -M -MT $(1) -MF $$@ $$< |
| |
| ifdef IS_ANYTHING_TO_BUILD |
| -include $(PREREQUISITES) |
| endif |
| |
| endef |
| |
| |
| define MAKE_OBJS |
| $(eval C_OBJS := $(filter %.c,$(2))) |
| $(eval REMAIN := $(filter-out %.c,$(2))) |
| $(eval $(foreach obj,$(C_OBJS),$(call MAKE_C,$(1),$(obj)))) |
| |
| $(eval S_OBJS := $(filter %.S,$(REMAIN))) |
| $(eval REMAIN := $(filter-out %.S,$(REMAIN))) |
| $(eval $(foreach obj,$(S_OBJS),$(call MAKE_S,$(1),$(obj)))) |
| |
| $(and $(REMAIN),$(error Unexpected source files present: $(REMAIN))) |
| endef |
| |
| |
| # NOTE: The line continuation '\' is required in the next define otherwise we |
| # end up with a line-feed characer at the end of the last c filename. |
| # Also bare this issue in mind if extending the list of supported filetypes. |
| define SOURCES_TO_OBJS |
| $(notdir $(patsubst %.c,%.o,$(filter %.c,$(1)))) \ |
| $(notdir $(patsubst %.S,%.o,$(filter %.S,$(1)))) |
| endef |
| |
| define MAKE_BL |
| $(eval BUILD_DIR := ${BUILD_PLAT}) |
| $(eval SOURCES := $(SOURCES)) |
| $(eval OBJS := $(addprefix $(BUILD_DIR)/,$(call SOURCES_TO_OBJS,$(SOURCES)))) |
| $(eval LINKERFILE := $(BUILD_DIR)/${BUILD_NAME}.ld) |
| $(eval MAPFILE := $(BUILD_DIR)/${BUILD_NAME}.map) |
| $(eval ELF := $(BUILD_DIR)/${BUILD_NAME}.elf) |
| $(eval DUMP := $(BUILD_DIR)/${BUILD_NAME}.dump) |
| $(eval BIN := $(BUILD_DIR)/${BUILD_NAME}.bin) |
| |
| $(eval $(call MAKE_OBJS,$(BUILD_DIR),$(SOURCES))) |
| $(eval $(call MAKE_LD,$(LINKERFILE),$(LINKERFILE_T))) |
| |
| $(BUILD_DIR) : |
| $$(Q)mkdir -p "$$@" |
| |
| $(ELF) : $(OBJS) $(LINKERFILE) |
| @echo " LD $$@" |
| @echo 'const char build_message[] = "Built : "__TIME__", "__DATE__". \\nver:${GIT_VERSION} - ${BUILDER}";' | \ |
| $$(CC) $$(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}$${OD} -dxS $$< > $$@ |
| |
| $(BIN) : $(ELF) |
| @echo " BIN $$@" |
| $$(Q)$$(OC) -O binary $$< $$@ |
| @echo |
| @echo "Built $$@ successfully" |
| @echo |
| |
| .PHONY : bl$(1) |
| bl$(1) : $(BUILD_DIR) $(DUMP) $(BIN) |
| |
| all : bl$(1) |
| |
| $(eval FIP_DEPS += $(if $2,$(BIN),)) |
| $(eval FIP_ARGS += $(if $2,--bl$(1) $(BIN),)) |
| |
| endef |
| |
| ifeq (${NEED_BL2},yes) |
| $(eval $(call MAKE_BL,2,in_fip)) |
| endif |
| |
| ${BUILD_PLAT}/fip.bin: ${FIP_DEPS} ${BL33} ${FIPTOOL} |
| $(if ${BL33},,$(error "To build a FIP, please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd")) |
| ${Q}${FIPTOOL} --dump \ |
| ${FIP_ARGS} \ |
| --bl33 ${BL33} \ |
| $@ |
| @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" |