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