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https://github.com/AsahiLinux/u-boot
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b997abd3f0
Add support for building a 32/64-bit EFI stub for x86. This involves building the startup and relocation code for either i386 or x86_64. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
24 lines
717 B
Makefile
24 lines
717 B
Makefile
#
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# (C) Copyright 2002-2006
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-$(CONFIG_EFI_APP) += crt0-efi-ia32.o reloc_ia32.o
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ifneq ($(CONFIG_EFI_STUB),)
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CFLAGS_REMOVE_reloc_ia32.o += -mregparm=3
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CFLAGS_reloc_ia32.o += -fpic -fshort-wchar
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# When building for 64-bit we must remove the i386-specific flags
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CFLAGS_REMOVE_reloc_x86_64.o += -mregparm=3 -march=i386 -m32
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CFLAGS_reloc_x86_64.o += -fpic -fshort-wchar
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AFLAGS_REMOVE_crt0-efi-x86_64.o += -mregparm=3 -march=i386 -m32
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AFLAGS_crt0-efi-x86_64.o += -fpic -fshort-wchar
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extra-$(CONFIG_EFI_STUB_32BIT) += crt0-efi-ia32.o reloc_ia32.o
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extra-$(CONFIG_EFI_STUB_64BIT) += crt0-efi-x86_64.o reloc_x86_64.o
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endif
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