41 lines
1.1 KiB
Plaintext
41 lines
1.1 KiB
Plaintext
core-y += arch/um/sys-i386/ arch/x86/crypto/
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TOP_ADDR := $(CONFIG_TOP_ADDR)
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START := 0x8048000
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LDFLAGS += -m elf_i386
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ELF_ARCH := $(SUBARCH)
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ELF_FORMAT := elf32-$(SUBARCH)
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OBJCOPYFLAGS := -O binary -R .note -R .comment -S
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HEADER_ARCH := x86
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CHECKFLAGS += -D__i386__
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ifeq ("$(origin SUBARCH)", "command line")
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ifneq ("$(shell uname -m | sed -e s/i.86/i386/)", "$(SUBARCH)")
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KBUILD_CFLAGS += $(call cc-option,-m32)
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KBUILD_AFLAGS += $(call cc-option,-m32)
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LINK-y += $(call cc-option,-m32)
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UML_OBJCOPYFLAGS += -F $(ELF_FORMAT)
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export LDFLAGS HOSTCFLAGS HOSTLDFLAGS UML_OBJCOPYFLAGS
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endif
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endif
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KBUILD_CFLAGS += -DCONFIG_X86_32
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KBUILD_AFLAGS += -DCONFIG_X86_32
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CONFIG_X86_32 := y
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export CONFIG_X86_32
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# First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
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include $(srctree)/arch/x86/Makefile_32.cpu
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# prevent gcc from keeping the stack 16 byte aligned. Taken from i386.
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cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
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# Prevent sprintf in nfsd from being converted to strcpy and resulting in
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# an unresolved reference.
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cflags-y += -ffreestanding
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KBUILD_CFLAGS += $(cflags-y)
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