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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 83d290c56fab2d38cd1ab4c4cc7099559c1d5046 / . / arch / x86 / config.mk
blob: 97db03deeed063b3e53783a4ad23d3e3add49b68 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame^]1# SPDX-License-Identifier: GPL-2.0+
wdenk2262cfe2002-11-18 00:14:45 +0000[diff] [blame]2#
3# (C) Copyright 2000-2002
4# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
wdenk2262cfe2002-11-18 00:14:45 +0000[diff] [blame]5
Wolfgang Denk8ae86b72011-02-04 14:25:17 +0100[diff] [blame]6CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000
Mike Frysinger262ae0a2009-09-03 23:12:47 -0400[diff] [blame]7
Graeme Russ5c161652010-10-07 20:03:23 +1100[diff] [blame]8PLATFORM_CPPFLAGS += -fno-strict-aliasing
Graeme Russ5c161652010-10-07 20:03:23 +1100[diff] [blame]9PLATFORM_CPPFLAGS += -fomit-frame-pointer
Masahiro Yamadaf6941832014-02-26 14:51:01 +0900[diff] [blame]10PF_CPPFLAGS_X86 := $(call cc-option, -fno-toplevel-reorder, \
Bin Meng9a95f512017-07-27 06:12:34 -0700[diff] [blame]11 $(call cc-option, -fno-unit-at-a-time))
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]12
Wolfgang Denkcca4e4a2011-11-01 20:54:02 +0000[diff] [blame]13PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_X86)
Graeme Russa85f53c2011-02-12 15:11:21 +1100[diff] [blame]14PLATFORM_CPPFLAGS += -fno-dwarf2-cfi-asm
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]15
16ifdef CONFIG_SPL_BUILD
17IS_32BIT := y
18else
19ifndef CONFIG_X86_64
20IS_32BIT := y
21endif
22endif
23
24ifeq ($(IS_32BIT),y)
Vasili Galkadbb72342014-06-10 16:14:56 +0300[diff] [blame]25PLATFORM_CPPFLAGS += -march=i386 -m32
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]26else
Bin Menge719b6b2017-07-27 06:12:35 -0700[diff] [blame]27PLATFORM_CPPFLAGS += $(if $(CONFIG_SPL_BUILD),,-fpic) -fno-common -m64
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]28endif
Graeme Russd664adb2010-10-07 20:03:20 +1100[diff] [blame]29
Graeme Russa85f53c2011-02-12 15:11:21 +1100[diff] [blame]30PLATFORM_RELFLAGS += -ffunction-sections -fvisibility=hidden
31
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]32PLATFORM_LDFLAGS += -Bsymbolic -Bsymbolic-functions
33PLATFORM_LDFLAGS += -m $(if $(IS_32BIT),elf_i386,elf_x86_64)
Graeme Russa85f53c2011-02-12 15:11:21 +1100[diff] [blame]34
Simon Glass476476e2015-08-04 12:33:52 -0600[diff] [blame]35# This is used in the top-level Makefile which does not include
36# PLATFORM_LDFLAGS
37LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined
38
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]39OBJCOPYFLAGS_EFI := -j .text -j .sdata -j .data -j .dynamic -j .dynsym \
40 -j .rel -j .rela -j .reloc
41
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]42ifeq ($(IS_32BIT),y)
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]43CFLAGS_NON_EFI := -mregparm=3
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]44endif
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]45CFLAGS_EFI := -fpic -fshort-wchar
46
Simon Glass96a8d402015-08-04 12:33:56 -0600[diff] [blame]47ifeq ($(CONFIG_EFI_STUB_64BIT),)
48CFLAGS_EFI += $(call cc-option, -mno-red-zone)
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]49EFIARCH = ia32
Simon Glass476476e2015-08-04 12:33:52 -0600[diff] [blame]50EFIPAYLOAD_BFDTARGET = elf32-i386
Simon Glass96a8d402015-08-04 12:33:56 -0600[diff] [blame]51else
52EFIARCH = x86_64
53EFIPAYLOAD_BFDTARGET = elf64-x86-64
54endif
Simon Glass476476e2015-08-04 12:33:52 -0600[diff] [blame]55
56EFIPAYLOAD_BFDARCH = i386
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]57
Simon Glassd36badf2016-11-07 08:47:13 -0700[diff] [blame]58LDSCRIPT_EFI := $(srctree)/arch/x86/lib/elf_$(EFIARCH)_efi.lds
Simon Glass2dcd4e92016-11-07 08:47:14 -0700[diff] [blame]59EFISTUB := crt0_$(EFIARCH)_efi.o reloc_$(EFIARCH)_efi.o
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]60OBJCOPYFLAGS_EFI += --target=efi-app-$(EFIARCH)
61
Simon Glass96a8d402015-08-04 12:33:56 -0600[diff] [blame]62CPPFLAGS_REMOVE_crt0-efi-$(EFIARCH).o += $(CFLAGS_NON_EFI)
63CPPFLAGS_crt0-efi-$(EFIARCH).o += $(CFLAGS_EFI)
64
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]65ifeq ($(CONFIG_EFI_APP),y)
66
67PLATFORM_CPPFLAGS += $(CFLAGS_EFI)
68LDFLAGS_FINAL += -znocombreloc -shared
69LDSCRIPT := $(LDSCRIPT_EFI)
70
71else
72
73PLATFORM_CPPFLAGS += $(CFLAGS_NON_EFI)
74PLATFORM_LDFLAGS += --emit-relocs
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]75LDFLAGS_FINAL += --gc-sections $(if $(CONFIG_SPL_BUILD),,-pie)
Ben Stoltz3f1c0462015-08-04 12:33:42 -0600[diff] [blame]76
77endif
Simon Glass5bd828b2016-11-07 08:47:15 -0700[diff] [blame]78
Simon Glass3a037032017-01-16 07:04:26 -0700[diff] [blame]79ifdef CONFIG_X86_64
80ifndef CONFIG_SPL_BUILD
81PLATFORM_CPPFLAGS += -D__x86_64__
82else
83PLATFORM_CPPFLAGS += -D__I386__
84endif
85else
86PLATFORM_CPPFLAGS += -D__I386__
87endif
88
Alexander Graf95b62b22016-11-17 22:40:10 +0100[diff] [blame]89ifneq ($(CONFIG_EFI_STUB)$(CONFIG_CMD_BOOTEFI_HELLO_COMPILE),)
Simon Glass5bd828b2016-11-07 08:47:15 -0700[diff] [blame]90
91ifneq ($(CONFIG_EFI_STUB_64BIT),)
92EFI_LDS := elf_x86_64_efi.lds
93EFI_CRT0 := crt0_x86_64_efi.o
94EFI_RELOC := reloc_x86_64_efi.o
Simon Glass5bd828b2016-11-07 08:47:15 -0700[diff] [blame]95else
96EFI_LDS := elf_ia32_efi.lds
97EFI_CRT0 := crt0_ia32_efi.o
98EFI_RELOC := reloc_ia32_efi.o
Heinrich Schuchardtf4cf1532018-04-06 15:36:31 +0200[diff] [blame]99endif
100
101ifdef CONFIG_X86_64
Simon Glass5bd828b2016-11-07 08:47:15 -0700[diff] [blame]102EFI_TARGET := --target=efi-app-x86_64
Heinrich Schuchardtf4cf1532018-04-06 15:36:31 +0200[diff] [blame]103else
104EFI_TARGET := --target=efi-app-ia32
Simon Glass5bd828b2016-11-07 08:47:15 -0700[diff] [blame]105endif
106
107endif