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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.
#
# Decrease the verbosity of the make script
# can be made verbose by passing V=1 at the make command line
ifdef V
KBUILD_VERBOSE = ${V}
else
KBUILD_VERBOSE = 0
endif
# Checkpatch ignores
CHECK_IGNORE = --ignore COMPLEX_MACRO
CHECKPATCH_ARGS = --no-tree --no-signoff ${CHECK_IGNORE}
CHECKCODE_ARGS = --no-patch --no-tree --no-signoff ${CHECK_IGNORE}
ifeq "${KBUILD_VERBOSE}" "0"
Q=@
CHECKCODE_ARGS += --no-summary --terse
else
Q=
endif
DEBUG ?= 0
ifneq (${DEBUG}, 0)
BUILD_TYPE := debug
else
BUILD_TYPE := release
endif
BL_COMMON_OBJS := misc_helpers.o \
cache_helpers.o \
tlb_helpers.o \
std.o \
bl_common.o \
platform_helpers.o \
io_storage.o
ARCH ?= aarch64
# By default, build all platforms available
PLAT ?= all
BUILD_BASE := ./build
BUILD_PLAT := ${BUILD_BASE}/${PLAT}/${BUILD_TYPE}
BUILD_BL1 := ${BUILD_PLAT}/bl1
BUILD_BL2 := ${BUILD_PLAT}/bl2
BUILD_BL31 := ${BUILD_PLAT}/bl31
BUILD_DIRS := ${BUILD_BL1} ${BUILD_BL2} ${BUILD_BL31}
PLATFORMS := $(shell ls -I common plat/)
HELP_PLATFORMS := $(shell echo ${PLATFORMS} | sed 's/ /|/g')
ifeq (${PLAT},)
$(error "Error: Unknown platform. Please use PLAT=<platform name> to specify the platform.")
endif
ifeq ($(findstring ${PLAT},${PLATFORMS} all),)
$(error "Error: Invalid platform. The following platforms are available: ${PLATFORMS}")
endif
ifeq (${PLAT},all)
all: ${PLATFORMS}
else
all: msg_start bl1 bl2 bl31 fip
endif
msg_start:
@echo "Building ${PLAT}"
${PLATFORMS}:
${MAKE} PLAT=$@ all
ifneq (${PLAT},all)
$(info Including ${PLAT}/platform.mk)
include plat/${PLAT}/platform.mk
$(info Including bl1.mk)
include bl1/bl1.mk
$(info Including bl2.mk)
include bl2/bl2.mk
$(info Including bl31.mk)
include bl31/bl31.mk
endif
.PHONY: all msg_start ${PLATFORMS} dump clean realclean distclean bl1 bl2 bl31 cscope locate-checkpatch checkcodebase checkpatch fiptool fip locate-bl33
.SUFFIXES:
BL1_OBJS := $(addprefix ${BUILD_BL1}/,${BL1_OBJS} ${BL_COMMON_OBJS} ${PLAT_BL_COMMON_OBJS})
BL2_OBJS := $(addprefix ${BUILD_BL2}/,${BL2_OBJS} ${BL_COMMON_OBJS} ${PLAT_BL_COMMON_OBJS})
BL31_OBJS := $(addprefix ${BUILD_BL31}/,${BL31_OBJS} ${BL_COMMON_OBJS} ${PLAT_BL_COMMON_OBJS})
BL1_MAPFILE := $(addprefix ${BUILD_BL1}/,${BL1_MAPFILE})
BL2_MAPFILE := $(addprefix ${BUILD_BL2}/,${BL2_MAPFILE})
BL31_MAPFILE := $(addprefix ${BUILD_BL31}/,${BL31_MAPFILE})
BL1_LINKERFILE := $(addprefix ${BUILD_BL1}/,${BL1_LINKERFILE})
BL2_LINKERFILE := $(addprefix ${BUILD_BL2}/,${BL2_LINKERFILE})
BL31_LINKERFILE := $(addprefix ${BUILD_BL31}/,${BL31_LINKERFILE})
INCLUDES += -Ilib/include/ \
-Idrivers/io \
-Iinclude/${ARCH}/ \
-Iinclude/ \
-Iarch/system/gic \
-Icommon/psci \
-Iinclude/stdlib \
-Iinclude/stdlib/sys \
-Iplat/${PLAT} \
${PLAT_INCLUDES}
ASFLAGS += -nostdinc -ffreestanding -Wa,--fatal-warnings \
-mgeneral-regs-only -D__ASSEMBLY__ ${INCLUDES} \
-DDEBUG=${DEBUG}
CFLAGS := -nostdinc -pedantic -ffreestanding -Wall \
-Werror -mgeneral-regs-only -std=c99 -c -Os \
-DDEBUG=${DEBUG} ${INCLUDES} ${CFLAGS}
LDFLAGS += --fatal-warnings -O1
BL1_LDFLAGS := -Map=${BL1_MAPFILE} --script ${BL1_LINKERFILE} --entry=${BL1_ENTRY_POINT}
BL2_LDFLAGS := -Map=${BL2_MAPFILE} --script ${BL2_LINKERFILE} --entry=${BL2_ENTRY_POINT}
BL31_LDFLAGS := -Map=${BL31_MAPFILE} --script ${BL31_LINKERFILE} --entry=${BL31_ENTRY_POINT}
vpath %.ld.S bl1:bl2:bl31
vpath %.c bl1:bl2:bl31
vpath %.c bl1/${ARCH}:bl2/${ARCH}:bl31/${ARCH}
vpath %.S bl1/${ARCH}:bl2/${ARCH}:bl31/${ARCH}
ifneq (${DEBUG}, 0)
#CFLAGS += -g -O0
CFLAGS += -g
# -save-temps -fverbose-asm
ASFLAGS += -g -Wa,--gdwarf-2
else
CFLAGS += -DNDEBUG=1
endif
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}
bl1: ${BUILD_BL1} ${BUILD_PLAT}/bl1.bin
bl2: ${BUILD_BL2} ${BUILD_PLAT}/bl2.bin
bl31: ${BUILD_BL31} ${BUILD_PLAT}/bl31.bin
BASE_COMMIT ?= origin/master
# Variables for use with Firmware Image Package
FIPTOOLPATH ?= tools/fip_create
FIPTOOL ?= ${FIPTOOLPATH}/fip_create
fiptool: ${FIPTOOL}
fip: ${BUILD_PLAT}/fip.bin
ifeq (${PLAT},all)
ifeq (${MAKECMDGOALS},clean)
$(error "Please select a platform with PLAT=<platform>. You can use 'make distclean' to clean up all platform builds")
endif
endif
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
locate-bl33:
ifndef BL33
$(error "Please set BL33 to point to the Normal World binary, eg: BL33=../uefi/FVP_AARCH64_EFI.fd")
else
ifeq (,$(wildcard ${BL33}))
$(error "The file BL33 points to cannot be found (${BL33})")
endif
endif
clean:
@echo " CLEAN"
${Q}rm -rf ${BUILD_PLAT}
${Q}make -C ${FIPTOOLPATH} clean
realclean distclean:
@echo " REALCLEAN"
${Q}rm -rf ${BUILD_BASE}
${Q}rm -f ${CURDIR}/cscope.*
${Q}make -C ${FIPTOOLPATH} clean
dump:
@echo " OBJDUMP"
${Q}${OD} -d ${BUILD_BL1}/bl1.elf > ${BUILD_BL1}/bl1.dump
${Q}${OD} -d ${BUILD_BL2}/bl2.elf > ${BUILD_BL2}/bl2.dump
${Q}${OD} -d ${BUILD_BL31}/bl31.elf > ${BUILD_BL31}/bl31.dump
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}:
@echo " BUILDING FIRMWARE IMAGE PACKAGE TOOL $@"
@echo
${Q}make -C ${FIPTOOLPATH}
@echo
${BUILD_DIRS}:
${Q}mkdir -p "$@"
${BUILD_BL1}/%.o: %.S
@echo " AS $<"
${Q}${AS} ${ASFLAGS} -c $< -o $@
${BUILD_BL2}/%.o: %.S
@echo " AS $<"
${Q}${AS} ${ASFLAGS} -c $< -o $@
${BUILD_BL31}/%.o: %.S
@echo " AS $<"
${Q}${AS} ${ASFLAGS} -c $< -o $@
${BUILD_BL1}/%.o: %.c
@echo " CC $<"
${Q}${CC} ${CFLAGS} -c $< -o $@
${BUILD_BL2}/%.o: %.c
@echo " CC $<"
${Q}${CC} ${CFLAGS} -c $< -o $@
${BUILD_BL31}/%.o: %.c
@echo " CC $<"
${Q}${CC} ${CFLAGS} -c $< -o $@
${BUILD_BL1}/%.ld: %.ld.S
@echo " PP $<"
${Q}${AS} ${ASFLAGS} -P -E $< -o $@
${BUILD_BL2}/%.ld: %.ld.S
@echo " PP $<"
${Q}${AS} ${ASFLAGS} -P -E $< -o $@
${BUILD_BL31}/%.ld: %.ld.S
@echo " PP $<"
${Q}${AS} ${ASFLAGS} -P -E $< -o $@
${BUILD_BL1}/bl1.elf: ${BL1_OBJS} ${BL1_LINKERFILE}
@echo " LD $@"
${Q}${LD} -o $@ ${LDFLAGS} ${BL1_LDFLAGS} ${BL1_OBJS}
${BUILD_BL2}/bl2.elf: ${BL2_OBJS} ${BL2_LINKERFILE}
@echo " LD $@"
${Q}${LD} -o $@ ${LDFLAGS} ${BL2_LDFLAGS} ${BL2_OBJS}
${BUILD_BL31}/bl31.elf: ${BL31_OBJS} ${BL31_LINKERFILE}
@echo " LD $@"
${Q}${LD} -o $@ ${LDFLAGS} ${BL31_LDFLAGS} ${BL31_OBJS}
${BUILD_PLAT}/bl1.bin: ${BUILD_BL1}/bl1.elf
@echo " BIN $@"
${Q}${OC} -O binary $< $@
@echo
@echo "Built $@ successfully"
@echo
${BUILD_PLAT}/bl2.bin: ${BUILD_BL2}/bl2.elf
@echo " BIN $@"
${Q}${OC} -O binary $< $@
@echo
@echo "Built $@ successfully"
@echo
${BUILD_PLAT}/bl31.bin: ${BUILD_BL31}/bl31.elf
@echo " BIN $@"
${Q}${OC} -O binary $< $@
@echo
@echo "Built $@ successfully"
@echo
${BUILD_PLAT}/fip.bin: bl2 bl31 locate-bl33 ${FIPTOOL}
@echo " CREATE FIRMWARE IMAGE PACKAGE $@"
@echo
${Q}${FIPTOOL} --dump \
--bl2 ${BUILD_PLAT}/bl2.bin \
--bl31 ${BUILD_PLAT}/bl31.bin \
--bl33 ${BL33} \
$@
@echo
cscope:
@echo " CSCOPE"
${Q}find ${CURDIR} -name "*.[chsS]" > cscope.files
${Q}cscope -b -q -k
help:
@echo "usage: ${MAKE} PLAT=<all|${HELP_PLATFORMS}> <all|bl1|bl2|bl31|distclean|clean|checkcodebase|checkpatch|dump>"
@echo ""
@echo "PLAT is used to specify which platform you wish to build."
@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 " dump Generate object file dumps"
@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"