xen: configuration

Put config options for Xen after the core pieces are in place.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
diff --git a/arch/i386/xen/Kconfig b/arch/i386/xen/Kconfig
new file mode 100644
index 0000000..7c55500
--- /dev/null
+++ b/arch/i386/xen/Kconfig
@@ -0,0 +1,11 @@
+#
+# This Kconfig describes xen options
+#
+
+config XEN
+	bool "Enable support for Xen hypervisor"
+	depends on PARAVIRT && X86_CMPXCHG && X86_TSC && !(PREEMPT || SMP || NEED_MULTIPLE_NODES)
+	help
+	  This is the Linux Xen port.  Enabling this will allow the
+	  kernel to boot in a paravirtualized environment under the
+	  Xen hypervisor.