init android origin source code

1 files changed, 52 insertions, 0 deletions

diff --git a/ANDROID_3.4.5/arch/x86/xen/Kconfig b/ANDROID_3.4.5/arch/x86/xen/Kconfig
new file mode 100644
index 00000000..fdce49c7
--- /dev/null
+++ b/ANDROID_3.4.5/arch/x86/xen/Kconfig
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+#
+# This Kconfig describes xen options
+#
+
+config XEN
+	bool "Xen guest support"
+	select PARAVIRT
+	select PARAVIRT_CLOCK
+	depends on X86_64 || (X86_32 && X86_PAE && !X86_VISWS)
+	depends on X86_CMPXCHG && X86_TSC
+	help
+	  This is the Linux Xen port.  Enabling this will allow the
+	  kernel to boot in a paravirtualized environment under the
+	  Xen hypervisor.
+
+config XEN_DOM0
+	def_bool y
+	depends on XEN && PCI_XEN && SWIOTLB_XEN
+	depends on X86_LOCAL_APIC && X86_IO_APIC && ACPI && PCI
+
+# Dummy symbol since people have come to rely on the PRIVILEGED_GUEST
+# name in tools.
+config XEN_PRIVILEGED_GUEST
+	def_bool XEN_DOM0
+
+config XEN_PVHVM
+	def_bool y
+	depends on XEN && PCI && X86_LOCAL_APIC
+
+config XEN_MAX_DOMAIN_MEMORY
+       int
+       default 500 if X86_64
+       default 64 if X86_32
+       depends on XEN
+       help
+         This only affects the sizing of some bss arrays, the unused
+         portions of which are freed.
+
+config XEN_SAVE_RESTORE
+       bool
+       depends on XEN
+       select HIBERNATE_CALLBACKS
+       default y
+
+config XEN_DEBUG_FS
+	bool "Enable Xen debug and tuning parameters in debugfs"
+	depends on XEN && DEBUG_FS
+	default n
+	help
+	  Enable statistics output and various tuning options in debugfs.
+	  Enabling this option may incur a significant performance overhead.
+