introduce CONFIG_PARAVIRT_GUEST, CONFIG_PARAVIRT for
paravirtualized guest.
introduce CONFING_XEN, CONFIG_IA64_XEN for xen.
Signed-off-by: Alex Williamson <[EMAIL PROTECTED]>
Signed-off-by: Isaku Yamahata <[EMAIL PROTECTED]>
---
arch/ia64/Kconfig | 31 +++++++++++++++++++++++++++++++
arch/ia64/xen/Kconfig | 21 +++++++++++++++++++++
2 files changed, 52 insertions(+), 0 deletions(-)
create mode 100644 arch/ia64/xen/Kconfig
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 8fa3faf..ca4d559 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -111,6 +111,33 @@ config AUDIT_ARCH
bool
default y
+menuconfig PARAVIRT_GUEST
+ bool "Paravirtualized guest support"
+ help
+ Say Y here to get to see options related to running Linux under
+ various hypervisors. This option alone does not add any kernel code.
+
+ If you say N, all options in this submenu will be skipped and
disabled.
+
+if PARAVIRT_GUEST
+
+config PARAVIRT
+ bool "Enable paravirtualization code"
+ depends on PARAVIRT_GUEST
+ default y
+ bool
+ default y
+ help
+ This changes the kernel so it can modify itself when it is run
+ under a hypervisor, potentially improving performance significantly
+ over full virtualization. However, when run without a hypervisor
+ the kernel is theoretically slower and slightly larger.
+
+
+source "arch/ia64/xen/Kconfig"
+
+endif
+
choice
prompt "System type"
default IA64_GENERIC
@@ -169,6 +196,10 @@ config IA64_HP_SIM
bool "Ski-simulator"
select SWIOTLB
+config IA64_XEN
+ bool "Xen guest"
+ depends on XEN
+
endchoice
choice
diff --git a/arch/ia64/xen/Kconfig b/arch/ia64/xen/Kconfig
new file mode 100644
index 0000000..829b85c
--- /dev/null
+++ b/arch/ia64/xen/Kconfig
@@ -0,0 +1,21 @@
+#
+# This Kconfig describes xen/ia64 options
+#
+
+config XEN
+ bool "Xen hypervisor support"
+ default y
+ depends on PARAVIRT && !(IA64_DIG || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB
|| IA64_SGI_SN2 || IA64_HP_SIM) && MCKINLEY && IA64_PAGE_SIZE_16KB &&
EXPERIMENTAL
+ select XEN_XENCOMM
+ select NO_IDLE_HZ
+ help
+ Enable Xen hypervisor support. Resulting kernel runs
+ both as a guest OS on Xen and natively on hardware.
+
+config XEN_XENCOMM
+ depends on XEN
+ bool
+
+config NO_IDLE_HZ
+ depends on XEN
+ bool
--
1.5.3
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