| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 1 | # |
| 2 | # (C) Copyright 2000-2002 |
| 3 | # Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 4 | # |
| Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 5 | # SPDX-License-Identifier: GPL-2.0+ |
| wdenk | 2262cfe | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 6 | # |
| 7 | |
| Wolfgang Denk | 8ae86b7 | 2011-02-04 14:25:17 +0100 | [diff] [blame] | 8 | CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000 |
| Mike Frysinger | 262ae0a | 2009-09-03 23:12:47 -0400 | [diff] [blame] | 9 | |
| Graeme Russ | 5c16165 | 2010-10-07 20:03:23 +1100 | [diff] [blame] | 10 | PLATFORM_CPPFLAGS += -fno-strict-aliasing |
| Graeme Russ | 5c16165 | 2010-10-07 20:03:23 +1100 | [diff] [blame] | 11 | PLATFORM_CPPFLAGS += -fomit-frame-pointer |
| Masahiro Yamada | f694183 | 2014-02-26 14:51:01 +0900 | [diff] [blame] | 12 | PF_CPPFLAGS_X86 := $(call cc-option, -fno-toplevel-reorder, \ |
| Wolfgang Denk | cca4e4a | 2011-11-01 20:54:02 +0000 | [diff] [blame] | 13 | $(call cc-option, -fno-unit-at-a-time)) \ |
| Wolfgang Denk | cca4e4a | 2011-11-01 20:54:02 +0000 | [diff] [blame] | 14 | $(call cc-option, -mpreferred-stack-boundary=2) |
| Ben Stoltz | 3f1c046 | 2015-08-04 12:33:42 -0600 | [diff] [blame^] | 15 | |
| Wolfgang Denk | cca4e4a | 2011-11-01 20:54:02 +0000 | [diff] [blame] | 16 | PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_X86) |
| Graeme Russ | a85f53c | 2011-02-12 15:11:21 +1100 | [diff] [blame] | 17 | PLATFORM_CPPFLAGS += -fno-dwarf2-cfi-asm |
| Vasili Galka | dbb7234 | 2014-06-10 16:14:56 +0300 | [diff] [blame] | 18 | PLATFORM_CPPFLAGS += -march=i386 -m32 |
| Graeme Russ | d664adb | 2010-10-07 20:03:20 +1100 | [diff] [blame] | 19 | |
| Graeme Russ | a85f53c | 2011-02-12 15:11:21 +1100 | [diff] [blame] | 20 | PLATFORM_RELFLAGS += -ffunction-sections -fvisibility=hidden |
| 21 | |
| Ben Stoltz | 3f1c046 | 2015-08-04 12:33:42 -0600 | [diff] [blame^] | 22 | PLATFORM_LDFLAGS += -Bsymbolic -Bsymbolic-functions -m elf_i386 |
| Graeme Russ | a85f53c | 2011-02-12 15:11:21 +1100 | [diff] [blame] | 23 | |
| Gabe Black | 36b2409 | 2011-11-16 23:01:37 +0000 | [diff] [blame] | 24 | LDFLAGS_FINAL += --wrap=__divdi3 --wrap=__udivdi3 |
| 25 | LDFLAGS_FINAL += --wrap=__moddi3 --wrap=__umoddi3 |
| Ben Stoltz | 3f1c046 | 2015-08-04 12:33:42 -0600 | [diff] [blame^] | 26 | |
| 27 | OBJCOPYFLAGS_EFI := -j .text -j .sdata -j .data -j .dynamic -j .dynsym \ |
| 28 | -j .rel -j .rela -j .reloc |
| 29 | |
| 30 | CFLAGS_NON_EFI := -mregparm=3 |
| 31 | CFLAGS_EFI := -fpic -fshort-wchar |
| 32 | |
| 33 | EFIARCH = ia32 |
| 34 | |
| 35 | LDSCRIPT_EFI := $(srctree)/$(CPUDIR)/efi/elf_$(EFIARCH)_efi.lds |
| 36 | OBJCOPYFLAGS_EFI += --target=efi-app-$(EFIARCH) |
| 37 | |
| 38 | ifeq ($(CONFIG_EFI_APP),y) |
| 39 | |
| 40 | PLATFORM_CPPFLAGS += $(CFLAGS_EFI) |
| 41 | LDFLAGS_FINAL += -znocombreloc -shared |
| 42 | LDSCRIPT := $(LDSCRIPT_EFI) |
| 43 | |
| 44 | else |
| 45 | |
| 46 | PLATFORM_CPPFLAGS += $(CFLAGS_NON_EFI) |
| 47 | PLATFORM_LDFLAGS += --emit-relocs |
| 48 | LDFLAGS_FINAL += --gc-sections -pie |
| 49 | |
| 50 | endif |