1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyuncore-y += arch/x86/crypto/ 3*4882a593Smuzhiyun 4*4882a593Smuzhiyunifeq ($(CONFIG_X86_32),y) 5*4882a593SmuzhiyunSTART := 0x8048000 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunKBUILD_LDFLAGS += -m elf_i386 8*4882a593SmuzhiyunELF_ARCH := i386 9*4882a593SmuzhiyunELF_FORMAT := elf32-i386 10*4882a593SmuzhiyunCHECKFLAGS += -D__i386__ 11*4882a593Smuzhiyun 12*4882a593SmuzhiyunKBUILD_CFLAGS += $(call cc-option,-m32) 13*4882a593SmuzhiyunKBUILD_AFLAGS += $(call cc-option,-m32) 14*4882a593SmuzhiyunLINK-y += $(call cc-option,-m32) 15*4882a593Smuzhiyun 16*4882a593SmuzhiyunLDS_EXTRA := -Ui386 17*4882a593Smuzhiyunexport LDS_EXTRA 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun# First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y. 20*4882a593Smuzhiyuninclude arch/x86/Makefile_32.cpu 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun# prevent gcc from keeping the stack 16 byte aligned. Taken from i386. 23*4882a593Smuzhiyuncflags-y += $(call cc-option,-mpreferred-stack-boundary=2) 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun# Prevent sprintf in nfsd from being converted to strcpy and resulting in 26*4882a593Smuzhiyun# an unresolved reference. 27*4882a593Smuzhiyuncflags-y += -ffreestanding 28*4882a593Smuzhiyun 29*4882a593SmuzhiyunKBUILD_CFLAGS += $(cflags-y) 30*4882a593Smuzhiyun 31*4882a593Smuzhiyunelse 32*4882a593Smuzhiyun 33*4882a593SmuzhiyunSTART := 0x60000000 34*4882a593Smuzhiyun 35*4882a593SmuzhiyunKBUILD_CFLAGS += -fno-builtin -m64 36*4882a593Smuzhiyun 37*4882a593SmuzhiyunCHECKFLAGS += -m64 -D__x86_64__ 38*4882a593SmuzhiyunKBUILD_AFLAGS += -m64 39*4882a593SmuzhiyunKBUILD_LDFLAGS += -m elf_x86_64 40*4882a593SmuzhiyunKBUILD_CPPFLAGS += -m64 41*4882a593Smuzhiyun 42*4882a593SmuzhiyunELF_ARCH := i386:x86-64 43*4882a593SmuzhiyunELF_FORMAT := elf64-x86-64 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun# Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example. 46*4882a593Smuzhiyun 47*4882a593SmuzhiyunLINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64 48*4882a593SmuzhiyunLINK-y += -m64 49*4882a593Smuzhiyun 50*4882a593Smuzhiyunendif 51