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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | # SPDX-License-Identifier: GPL-2.0+ # # (C) Copyright 2000-2002 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000 PLATFORM_CPPFLAGS += -fomit-frame-pointer PF_CPPFLAGS_X86 := $(call cc-option, -fno-toplevel-reorder, \ $(call cc-option, -fno-unit-at-a-time)) PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_X86) PLATFORM_CPPFLAGS += -fno-dwarf2-cfi-asm ifdef CONFIG_SPL_BUILD IS_32BIT := y else ifndef CONFIG_X86_64 IS_32BIT := y endif endif ifeq ($(IS_32BIT),y) PLATFORM_CPPFLAGS += -march=i386 -m32 else PLATFORM_CPPFLAGS += $(if $(CONFIG_SPL_BUILD),,-fpic) -fno-common -march=core2 -m64 PLATFORM_CPPFLAGS += -mno-mmx -mno-sse endif PLATFORM_RELFLAGS += -fdata-sections -ffunction-sections -fvisibility=hidden PLATFORM_LDFLAGS += -Bsymbolic -Bsymbolic-functions PLATFORM_LDFLAGS += -m $(if $(IS_32BIT),elf_i386,elf_x86_64) # This is used in the top-level Makefile which does not include # PLATFORM_LDFLAGS LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined -s OBJCOPYFLAGS_EFI := -j .text -j .sdata -j .data -j .dynamic -j .dynsym \ -j .rel -j .rela -j .reloc ifeq ($(IS_32BIT),y) CFLAGS_NON_EFI := -mregparm=3 endif CFLAGS_EFI := -fpic -fshort-wchar ifeq ($(CONFIG_EFI_STUB_64BIT),) CFLAGS_EFI += $(call cc-option, -mno-red-zone) EFIARCH = ia32 EFIPAYLOAD_BFDTARGET = elf32-i386 else EFIARCH = x86_64 EFIPAYLOAD_BFDTARGET = elf64-x86-64 endif EFIPAYLOAD_BFDARCH = i386 LDSCRIPT_EFI := $(srctree)/arch/x86/lib/elf_$(EFIARCH)_efi.lds EFISTUB := crt0_$(EFIARCH)_efi.o reloc_$(EFIARCH)_efi.o OBJCOPYFLAGS_EFI += --target=efi-app-$(EFIARCH) CPPFLAGS_REMOVE_crt0-efi-$(EFIARCH).o += $(CFLAGS_NON_EFI) CPPFLAGS_crt0-efi-$(EFIARCH).o += $(CFLAGS_EFI) ifeq ($(CONFIG_EFI_APP),y) PLATFORM_CPPFLAGS += $(CFLAGS_EFI) LDFLAGS_FINAL += -znocombreloc -shared -s LDSCRIPT := $(LDSCRIPT_EFI) else PLATFORM_CPPFLAGS += $(CFLAGS_NON_EFI) PLATFORM_LDFLAGS += --emit-relocs LDFLAGS_FINAL += --gc-sections $(if $(CONFIG_SPL_BUILD),,-pie) endif ifdef CONFIG_X86_64 ifndef CONFIG_SPL_BUILD PLATFORM_CPPFLAGS += -D__x86_64__ else PLATFORM_CPPFLAGS += -D__I386__ endif else PLATFORM_CPPFLAGS += -D__I386__ endif ifdef CONFIG_EFI_STUB ifdef CONFIG_EFI_STUB_64BIT EFI_LDS := elf_x86_64_efi.lds EFI_CRT0 := crt0_x86_64_efi.o EFI_RELOC := reloc_x86_64_efi.o else EFI_LDS := elf_ia32_efi.lds EFI_CRT0 := crt0_ia32_efi.o EFI_RELOC := reloc_ia32_efi.o endif else ifdef CONFIG_X86_64 EFI_LDS := elf_x86_64_efi.lds EFI_CRT0 := crt0_x86_64_efi.o EFI_RELOC := reloc_x86_64_efi.o else EFI_LDS := elf_ia32_efi.lds EFI_CRT0 := crt0_ia32_efi.o EFI_RELOC := reloc_ia32_efi.o endif endif ifdef CONFIG_X86_64 EFI_TARGET := --target=efi-app-x86_64 else EFI_TARGET := --target=efi-app-ia32 endif |