[deliverable/linux.git] / arch / arm64 / kvm / Kconfig

#
# KVM configuration
#

source "virt/kvm/Kconfig"

menuconfig VIRTUALIZATION
	bool "Virtualization"
	---help---
	  Say Y here to get to see options for using your Linux host to run
	  other operating systems inside virtual machines (guests).
	  This option alone does not add any kernel code.

	  If you say N, all options in this submenu will be skipped and
	  disabled.

if VIRTUALIZATION

config KVM
	bool "Kernel-based Virtual Machine (KVM) support"
	select MMU_NOTIFIER
	select PREEMPT_NOTIFIERS
	select ANON_INODES
	select HAVE_KVM_CPU_RELAX_INTERCEPT
	select KVM_MMIO
	select KVM_ARM_HOST
	select KVM_ARM_VGIC
	select KVM_ARM_TIMER
	---help---
	  Support hosting virtualized guest machines.

	  If unsure, say N.

config KVM_ARM_HOST
	bool
	---help---
	  Provides host support for ARM processors.

config KVM_ARM_MAX_VCPUS
	int "Number maximum supported virtual CPUs per VM"
	depends on KVM_ARM_HOST
	default 4
	help
	  Static number of max supported virtual CPUs per VM.

	  If you choose a high number, the vcpu structures will be quite
	  large, so only choose a reasonable number that you expect to
	  actually use.

config KVM_ARM_VGIC
	bool
	depends on KVM_ARM_HOST && OF
	select HAVE_KVM_IRQCHIP
	---help---
	  Adds support for a hardware assisted, in-kernel GIC emulation.

config KVM_ARM_TIMER
	bool
	depends on KVM_ARM_VGIC
	---help---
	  Adds support for the Architected Timers in virtual machines.

endif # VIRTUALIZATION
Commit	Line	Data
c3eb5b14 MZ	1	#
	2	# KVM configuration
	3	#
	4
	5	source "virt/kvm/Kconfig"
	6
	7	menuconfig VIRTUALIZATION
	8	bool "Virtualization"
	9	---help---
	10	Say Y here to get to see options for using your Linux host to run
	11	other operating systems inside virtual machines (guests).
	12	This option alone does not add any kernel code.
	13
	14	If you say N, all options in this submenu will be skipped and
	15	disabled.
	16
	17	if VIRTUALIZATION
	18
	19	config KVM
	20	bool "Kernel-based Virtual Machine (KVM) support"
	21	select MMU_NOTIFIER
	22	select PREEMPT_NOTIFIERS
	23	select ANON_INODES
d241aac7	24	select HAVE_KVM_CPU_RELAX_INTERCEPT
c3eb5b14 MZ	25	select KVM_MMIO
	26	select KVM_ARM_HOST
	27	select KVM_ARM_VGIC
	28	select KVM_ARM_TIMER
	29	---help---
	30	Support hosting virtualized guest machines.
	31
	32	If unsure, say N.
	33
	34	config KVM_ARM_HOST
	35	bool
	36	---help---
	37	Provides host support for ARM processors.
	38
da781470 AP	39	config KVM_ARM_MAX_VCPUS
	40	int "Number maximum supported virtual CPUs per VM"
	41	depends on KVM_ARM_HOST
	42	default 4
	43	help
	44	Static number of max supported virtual CPUs per VM.
	45
	46	If you choose a high number, the vcpu structures will be quite
	47	large, so only choose a reasonable number that you expect to
	48	actually use.
	49
c3eb5b14 MZ	50	config KVM_ARM_VGIC
	51	bool
	52	depends on KVM_ARM_HOST && OF
	53	select HAVE_KVM_IRQCHIP
	54	---help---
	55	Adds support for a hardware assisted, in-kernel GIC emulation.
	56
	57	config KVM_ARM_TIMER
	58	bool
	59	depends on KVM_ARM_VGIC
	60	---help---
	61	Adds support for the Architected Timers in virtual machines.
	62
	63	endif # VIRTUALIZATION