ia64/pv_ops/xen: define xen specific gate page.

define xen specific gate page.
At this phase bits in the gate page is same to native.
At the next phase, it will be paravirtualized.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 15 insertions, 1 deletions

diff --git a/arch/ia64/xen/Makefile b/arch/ia64/xen/Makefile
index b4ca2e6c0ead..94f0d8e7d9de 100644
--- a/arch/ia64/xen/Makefile
+++ b/arch/ia64/xen/Makefile
@@ -3,10 +3,24 @@
 #
 
 obj-y := hypercall.o xenivt.o xensetup.o xen_pv_ops.o irq_xen.o \
-         hypervisor.o xencomm.o xcom_hcall.o grant-table.o time.o suspend.o
+         hypervisor.o xencomm.o xcom_hcall.o grant-table.o time.o suspend.o \
+         gate-data.o
 
 obj-$(CONFIG_IA64_GENERIC) += machvec.o
 
+# The gate DSO image is built using a special linker script.
+include $(srctree)/arch/ia64/kernel/Makefile.gate
+
+# tell compiled for xen
+CPPFLAGS_gate.lds += -D__IA64_GATE_PARAVIRTUALIZED_XEN
+
+# use same file of native.
+$(obj)/gate.o: $(src)/../kernel/gate.S FORCE
+        $(call if_changed_dep,as_o_S)
+$(obj)/gate.lds: $(src)/../kernel/gate.lds.S FORCE
+        $(call if_changed_dep,cpp_lds_S)
+
+
 AFLAGS_xenivt.o += -D__IA64_ASM_PARAVIRTUALIZED_XEN
 
 # xen multi compile