Kconfig 1.2 KB
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#
# This Kconfig describes xen options
#

config XEN
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	bool "Xen guest support"
	select PARAVIRT
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	select PARAVIRT_CLOCK
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	depends on X86_64 || (X86_32 && X86_PAE && !X86_VISWS)
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	depends on X86_CMPXCHG && X86_TSC
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	help
	  This is the Linux Xen port.  Enabling this will allow the
	  kernel to boot in a paravirtualized environment under the
	  Xen hypervisor.
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config XEN_PVHVM
	def_bool y
	depends on XEN
	depends on X86_LOCAL_APIC

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config XEN_MAX_DOMAIN_MEMORY
       int "Maximum allowed size of a domain in gigabytes"
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       default 8 if X86_32
       default 32 if X86_64
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       depends on XEN
       help
         The pseudo-physical to machine address array is sized
         according to the maximum possible memory size of a Xen
         domain.  This array uses 1 page per gigabyte, so there's no
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         need to be too stingy here.
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config XEN_SAVE_RESTORE
       bool
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       depends on XEN && PM
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       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.
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	  Enabling this option may incur a significant performance overhead.