# Copyright 2003 - 2004 Pathscale, Inc
# Released under the GPL
-libs-y += arch/um/sys-x86_64/
+core-y += arch/um/sys-x86_64/ arch/x86/crypto/
START := 0x60000000
-#We #undef __x86_64__ for kernelspace, not for userspace where
-#it's needed for headers to work!
-CFLAGS += -U__$(SUBARCH)__ -fno-builtin
-USER_CFLAGS += -fno-builtin
+_extra_flags_ = -fno-builtin -m64
-ELF_ARCH := i386:x86-64
-ELF_FORMAT := elf64-x86-64
-
-SYS_UTIL_DIR := $(ARCH_DIR)/sys-x86_64/util
-SYS_DIR := $(ARCH_DIR)/include/sysdep-x86_64
-
-SYS_HEADERS = $(SYS_DIR)/sc.h $(SYS_DIR)/thread.h
+KBUILD_CFLAGS += $(_extra_flags_)
-prepare: $(SYS_HEADERS)
+CHECKFLAGS += -m64 -D__x86_64__
+KBUILD_AFLAGS += -m64
+LDFLAGS += -m elf_x86_64
+KBUILD_CPPFLAGS += -m64
-$(SYS_DIR)/sc.h: $(SYS_UTIL_DIR)/mk_sc
- $(call filechk,gen_header)
-
-$(SYS_DIR)/thread.h: $(SYS_UTIL_DIR)/mk_thread
- $(call filechk,gen_header)
-
-$(SYS_UTIL_DIR)/mk_sc: scripts_basic $(ARCH_DIR)/user-offsets.h FORCE
- $(Q)$(MAKE) $(build)=$(SYS_UTIL_DIR) $@
+ELF_ARCH := i386:x86-64
+ELF_FORMAT := elf64-x86-64
+HEADER_ARCH := x86
-$(SYS_UTIL_DIR)/mk_thread: scripts_basic $(GEN_HEADERS) $(ARCH_DIR)/kernel-offsets.h FORCE
- $(Q)$(MAKE) $(build)=$(SYS_UTIL_DIR) $@
+# Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example.
-CLEAN_FILES += $(SYS_HEADERS)
+LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
+LINK-y += -m64