## This file is subject to the terms and conditions of the GNU General Public# License. See the file "COPYING" in the main directory of this archive# for more details.## Copyright (C) 2001 - 2005 Tensilica Inc.# Copyright (C) 2014 Cadence Design Systems Inc.## This file is included by the global makefile so that you can add your own# architecture-specific flags and dependencies. # Core configuration.# (Use VAR=<xtensa_config> to use another default compiler.) variant-y := $(CONFIG_XTENSA_VARIANT_NAME) VARIANT = $(variant-y) ifneq ($(VARIANT),) ifdef cross_compiling ifndef CROSS_COMPILE CROSS_COMPILE = xtensa_$(VARIANT)- endif endifendif # Platform configuration platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000platform-$(CONFIG_XTENSA_PLATFORM_ISS) := issplatform-$(CONFIG_XTENSA_PLATFORM_XTFPGA) := xtfpga # temporarily until string.h is fixedKBUILD_CFLAGS += -ffreestanding -D__linux__KBUILD_CFLAGS += -pipe -mlongcalls -mtext-section-literalsKBUILD_CFLAGS += $(call cc-option,-mforce-no-pic,)KBUILD_CFLAGS += $(call cc-option,-mno-serialize-volatile,)KBUILD_CFLAGS += $(call cc-option,-mno-fdpic,)ifneq ($(CONFIG_KERNEL_ABI_CALL0),)KBUILD_CFLAGS += -mabi=call0KBUILD_AFLAGS += -mabi=call0endif KBUILD_AFLAGS += -mlongcalls -mtext-section-literalsKBUILD_AFLAGS += $(call cc-option,-mno-fdpic,) KBUILD_LDFLAGS += -m elf32xtensa ifneq ($(CONFIG_LD_NO_RELAX),)KBUILD_LDFLAGS += --no-relaxendif CHECKFLAGS += -D$(if $(CONFIG_CPU_BIG_ENDIAN),__XTENSA_EB__,__XTENSA_EL__) vardirs := $(patsubst %,arch/xtensa/variants/%/,$(variant-y))plfdirs := $(patsubst %,arch/xtensa/platforms/%/,$(platform-y)) KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(vardirs) $(plfdirs)) KBUILD_DEFCONFIG := iss_defconfig libs-y += arch/xtensa/lib/ boot := arch/xtensa/boot all Image zImage uImage xipImage: vmlinux $(Q)$(MAKE) $(build)=$(boot) $@ archheaders: $(Q)$(MAKE) $(build)=arch/xtensa/kernel/syscalls all define archhelp @echo '* Image - Kernel ELF image with reset vector' @echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)' @echo '* uImage - U-Boot wrapped image' @echo ' xipImage - XIP image'endef
#
# This file is subject to the terms and conditions of the GNU General Public
# License. See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 2001 - 2005 Tensilica Inc.
# Copyright (C) 2014 Cadence Design Systems Inc.
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies.
# Core configuration.
# (Use VAR=<xtensa_config> to use another default compiler.)
variant-y := $(CONFIG_XTENSA_VARIANT_NAME)
VARIANT = $(variant-y)
ifneq ($(VARIANT),)
ifdef cross_compiling
ifndef CROSS_COMPILE
CROSS_COMPILE = xtensa_$(VARIANT)-
endif
endif
endif
# Platform configuration
platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000
platform-$(CONFIG_XTENSA_PLATFORM_ISS) := iss
platform-$(CONFIG_XTENSA_PLATFORM_XTFPGA) := xtfpga
# temporarily until string.h is fixed
KBUILD_CFLAGS += -ffreestanding -D__linux__
KBUILD_CFLAGS += -pipe -mlongcalls -mtext-section-literals
KBUILD_CFLAGS += $(call cc-option,-mforce-no-pic,)
KBUILD_CFLAGS += $(call cc-option,-mno-serialize-volatile,)
KBUILD_CFLAGS += $(call cc-option,-mno-fdpic,)
ifneq ($(CONFIG_KERNEL_ABI_CALL0),)
KBUILD_CFLAGS += -mabi=call0
KBUILD_AFLAGS += -mabi=call0
endif
KBUILD_AFLAGS += -mlongcalls -mtext-section-literals
KBUILD_AFLAGS += $(call cc-option,-mno-fdpic,)
KBUILD_LDFLAGS += -m elf32xtensa
ifneq ($(CONFIG_LD_NO_RELAX),)
KBUILD_LDFLAGS += --no-relax
endif
CHECKFLAGS += -D$(if $(CONFIG_CPU_BIG_ENDIAN),__XTENSA_EB__,__XTENSA_EL__)
vardirs := $(patsubst %,arch/xtensa/variants/%/,$(variant-y))
plfdirs := $(patsubst %,arch/xtensa/platforms/%/,$(platform-y))
KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(vardirs) $(plfdirs))
KBUILD_DEFCONFIG := iss_defconfig
libs-y += arch/xtensa/lib/
boot := arch/xtensa/boot
all Image zImage uImage xipImage: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $@
archheaders:
$(Q)$(MAKE) $(build)=arch/xtensa/kernel/syscalls all
define archhelp
@echo '* Image - Kernel ELF image with reset vector'
@echo '* zImage - Compressed kernel image (arch/xtensa/boot/images/zImage.*)'
@echo '* uImage - U-Boot wrapped image'
@echo ' xipImage - XIP image'
endef