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# This file is part of the OpenADK project. OpenADK is copyrighted
# material, please see the LICENCE file in the top-level directory.
KERNEL_MAKE_OPTS:= CC="$(TARGET_CC)"
ifeq ($(ADK_TARGET_BINFMT_FDPIC),y)
KERNEL_MAKE_OPTS:= CC="$(TARGET_CC) -mno-fdpic"
endif
ifeq ($(ADK_TARGET_ARCH_MICROBLAZE),y)
KERNEL_MAKE_OPTS:= CC="$(TARGET_CC) -fno-tree-loop-distribute-patterns"
endif
KERNEL_MAKE_OPTS+= V=1 \
ARCH="$(ADK_TARGET_KARCH)" \
CROSS_COMPILE="$(TARGET_CROSS)" \
HOSTCC="${HOST_CC}" \
HOSTCXX="${HOST_CXX}" \
SHELL='${SHELL}' \
CONFIG_SHELL='${SHELL}'
# regex for relocs needs pcre
ifeq ($(OS_FOR_BUILD),Darwin)
KERNEL_MAKE_OPTS+= HOSTLDFLAGS='-lpcreposix -Wl,-no_pie'
endif
# non-Linux platforms need elf.h
ifneq ($(OS_FOR_BUILD),Linux)
KERNEL_MAKE_OPTS+= HOSTCFLAGS='$(HOST_CPPFLAGS) ${HOST_CFLAGS}'
KERNEL_MAKE_OPTS+= HOST_EXTRACFLAGS='-I${LINUX_DIR}/tools/include -I${LINUX_DIR}/usr/include -I${LINUX_DIR}/security/selinux/include -I${ADK_TOPDIR}/adk/include -I${LINUX_DIR}/scripts/dtc/libfdt -DKBUILD_NO_NLS'
else
KERNEL_MAKE_OPTS+= HOSTCFLAGS='${HOST_CFLAGS}'
endif
ifneq ($(ADK_TARGET_KERNEL_LOADADDR),)
KERNEL_MAKE_OPTS+= LOADADDR=$(ADK_TARGET_KERNEL_LOADADDR)
endif
KERNEL_MAKE_ENV:= PATH="${TOOLCHAIN_DIR}/usr/bin:${STAGING_HOST_DIR}/usr/bin:$$PATH"
LINUX_BUILD_DIR:= $(BUILD_DIR)/$(ADK_TARGET_OS)-$(ADK_TARGET_ARCH)
# wrapper to simplify calling make in kernel tree
KERNEL_MAKE:= env $(KERNEL_MAKE_ENV) $(MAKE) -C "${LINUX_DIR}" $(KERNEL_MAKE_OPTS) -j${ADK_MAKE_JOBS}
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