1 files changed, 32 insertions, 0 deletions

diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
new file mode 100644
index 000000000000..a77971133e91
--- /dev/null
+++ b/arch/um/Makefile-x86_64
@@ -0,0 +1,32 @@
+# Copyright 2003 - 2004 Pathscale, Inc
+# Released under the GPL
+
+SUBARCH_LIBS := arch/um/sys-x86_64/
+START := 0x60000000
+
+CFLAGS += -U__$(SUBARCH)__ -fno-builtin
+ARCH_USER_CFLAGS := -D__x86_64__
+
+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
+
+prepare: $(SYS_HEADERS)
+
+$(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 FORCE
+        $(Q)$(MAKE) $(build)=$(SYS_UTIL_DIR) $@
+
+$(SYS_UTIL_DIR)/mk_thread: scripts_basic $(ARCH_SYMLINKS) $(GEN_HEADERS) FORCE
+        $(Q)$(MAKE) $(build)=$(SYS_UTIL_DIR) $@
+
+CLEAN_FILES += $(SYS_HEADERS)