[deliverable/linux.git] / arch / powerpc / 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
	select PREEMPT_NOTIFIERS
	select ANON_INODES

config KVM_BOOK3S_HANDLER
	bool

config KVM_BOOK3S_32_HANDLER
	bool
	select KVM_BOOK3S_HANDLER
	select KVM_MMIO

config KVM_BOOK3S_64_HANDLER
	bool
	select KVM_BOOK3S_HANDLER

config KVM_BOOK3S_PR
	bool
	select KVM_MMIO

config KVM_BOOK3S_32
	tristate "KVM support for PowerPC book3s_32 processors"
	depends on EXPERIMENTAL && PPC_BOOK3S_32 && !SMP && !PTE_64BIT
	select KVM
	select KVM_BOOK3S_32_HANDLER
	select KVM_BOOK3S_PR
	---help---
	  Support running unmodified book3s_32 guest kernels
	  in virtual machines on book3s_32 host processors.

	  This module provides access to the hardware capabilities through
	  a character device node named /dev/kvm.

	  If unsure, say N.

config KVM_BOOK3S_64
	tristate "KVM support for PowerPC book3s_64 processors"
	depends on EXPERIMENTAL && PPC_BOOK3S_64
	select KVM_BOOK3S_64_HANDLER
	select KVM
	---help---
	  Support running unmodified book3s_64 and book3s_32 guest kernels
	  in virtual machines on book3s_64 host processors.

	  This module provides access to the hardware capabilities through
	  a character device node named /dev/kvm.

	  If unsure, say N.

config KVM_BOOK3S_64_HV
	bool "KVM support for POWER7 and PPC970 using hypervisor mode in host"
	depends on KVM_BOOK3S_64
	select MMU_NOTIFIER
	---help---
	  Support running unmodified book3s_64 guest kernels in
	  virtual machines on POWER7 and PPC970 processors that have
	  hypervisor mode available to the host.

	  If you say Y here, KVM will use the hardware virtualization
	  facilities of POWER7 (and later) processors, meaning that
	  guest operating systems will run at full hardware speed
	  using supervisor and user modes.  However, this also means
	  that KVM is not usable under PowerVM (pHyp), is only usable
	  on POWER7 (or later) processors and PPC970-family processors,
	  and cannot emulate a different processor from the host processor.

	  If unsure, say N.

config KVM_BOOK3S_64_PR
	def_bool y
	depends on KVM_BOOK3S_64 && !KVM_BOOK3S_64_HV
	select KVM_BOOK3S_PR

config KVM_BOOKE_HV
	bool

config KVM_440
	bool "KVM support for PowerPC 440 processors"
	depends on EXPERIMENTAL && 44x
	select KVM
	select KVM_MMIO
	---help---
	  Support running unmodified 440 guest kernels in virtual machines on
	  440 host processors.

	  This module provides access to the hardware capabilities through
	  a character device node named /dev/kvm.

	  If unsure, say N.

config KVM_EXIT_TIMING
	bool "Detailed exit timing"
	depends on KVM_440 || KVM_E500V2 || KVM_E500MC
	---help---
	  Calculate elapsed time for every exit/enter cycle. A per-vcpu
	  report is available in debugfs kvm/vm#_vcpu#_timing.
	  The overhead is relatively small, however it is not recommended for
	  production environments.

	  If unsure, say N.

config KVM_E500V2
	bool "KVM support for PowerPC E500v2 processors"
	depends on EXPERIMENTAL && E500 && !PPC_E500MC
	select KVM
	select KVM_MMIO
	---help---
	  Support running unmodified E500 guest kernels in virtual machines on
	  E500v2 host processors.

	  This module provides access to the hardware capabilities through
	  a character device node named /dev/kvm.

	  If unsure, say N.

config KVM_E500MC
	bool "KVM support for PowerPC E500MC/E5500 processors"
	depends on EXPERIMENTAL && PPC_E500MC
	select KVM
	select KVM_MMIO
	select KVM_BOOKE_HV
	---help---
	  Support running unmodified E500MC/E5500 (32-bit) guest kernels in
	  virtual machines on E500MC/E5500 host processors.

	  This module provides access to the hardware capabilities through
	  a character device node named /dev/kvm.

	  If unsure, say N.

source drivers/vhost/Kconfig

endif # VIRTUALIZATION
Commit	Line	Data
bbf45ba5 HB	1	#
	2	# KVM configuration
	3	#
	4
0ba12d10	5	source "virt/kvm/Kconfig"
5d9b8e30	6
bbf45ba5 HB	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
74ef740d	20	bool
bbf45ba5 HB	21	select PREEMPT_NOTIFIERS
bbf45ba5 HB	22	select ANON_INODES
74ef740d	23
c14dea04 AG	24	config KVM_BOOK3S_HANDLER
	25	bool
	26
4f841390 AG	27	config KVM_BOOK3S_32_HANDLER
	28	bool
	29	select KVM_BOOK3S_HANDLER
de56a948	30	select KVM_MMIO
4f841390	31
c4f9c779 AG	32	config KVM_BOOK3S_64_HANDLER
c4f9c779 AG	33	bool
c14dea04	34	select KVM_BOOK3S_HANDLER
c4f9c779	35
de56a948 PM	36	config KVM_BOOK3S_PR
	37	bool
	38	select KVM_MMIO
	39
4f841390 AG	40	config KVM_BOOK3S_32
	41	tristate "KVM support for PowerPC book3s_32 processors"
	42	depends on EXPERIMENTAL && PPC_BOOK3S_32 && !SMP && !PTE_64BIT
	43	select KVM
	44	select KVM_BOOK3S_32_HANDLER
de56a948	45	select KVM_BOOK3S_PR
4f841390 AG	46	---help---
	47	Support running unmodified book3s_32 guest kernels
	48	in virtual machines on book3s_32 host processors.
	49
	50	This module provides access to the hardware capabilities through
	51	a character device node named /dev/kvm.
	52
	53	If unsure, say N.
	54
c4f9c779 AG	55	config KVM_BOOK3S_64
c4f9c779 AG	56	tristate "KVM support for PowerPC book3s_64 processors"
00c3a37c	57	depends on EXPERIMENTAL && PPC_BOOK3S_64
c4f9c779	58	select KVM_BOOK3S_64_HANDLER
de56a948	59	select KVM
c4f9c779 AG	60	---help---
	61	Support running unmodified book3s_64 and book3s_32 guest kernels
	62	in virtual machines on book3s_64 host processors.
	63
	64	This module provides access to the hardware capabilities through
	65	a character device node named /dev/kvm.
	66
	67	If unsure, say N.
	68
de56a948	69	config KVM_BOOK3S_64_HV
9e368f29	70	bool "KVM support for POWER7 and PPC970 using hypervisor mode in host"
de56a948	71	depends on KVM_BOOK3S_64
342d3db7	72	select MMU_NOTIFIER
de56a948 PM	73	---help---
de56a948 PM	74	Support running unmodified book3s_64 guest kernels in
9e368f29 PM	75	virtual machines on POWER7 and PPC970 processors that have
9e368f29 PM	76	hypervisor mode available to the host.
de56a948 PM	77
	78	If you say Y here, KVM will use the hardware virtualization
	79	facilities of POWER7 (and later) processors, meaning that
	80	guest operating systems will run at full hardware speed
	81	using supervisor and user modes. However, this also means
	82	that KVM is not usable under PowerVM (pHyp), is only usable
9e368f29 PM	83	on POWER7 (or later) processors and PPC970-family processors,
9e368f29 PM	84	and cannot emulate a different processor from the host processor.
de56a948 PM	85
	86	If unsure, say N.
	87
	88	config KVM_BOOK3S_64_PR
	89	def_bool y
	90	depends on KVM_BOOK3S_64 && !KVM_BOOK3S_64_HV
	91	select KVM_BOOK3S_PR
	92
d30f6e48 SW	93	config KVM_BOOKE_HV
	94	bool
	95
74ef740d HB	96	config KVM_440
	97	bool "KVM support for PowerPC 440 processors"
	98	depends on EXPERIMENTAL && 44x
	99	select KVM
de56a948	100	select KVM_MMIO
bbf45ba5	101	---help---
74ef740d HB	102	Support running unmodified 440 guest kernels in virtual machines on
74ef740d HB	103	440 host processors.
bbf45ba5 HB	104
	105	This module provides access to the hardware capabilities through
	106	a character device node named /dev/kvm.
	107
	108	If unsure, say N.
	109
73e75b41 HB	110	config KVM_EXIT_TIMING
73e75b41 HB	111	bool "Detailed exit timing"
bf7ca4bd	112	depends on KVM_440 \|\| KVM_E500V2 \|\| KVM_E500MC
73e75b41 HB	113	---help---
	114	Calculate elapsed time for every exit/enter cycle. A per-vcpu
	115	report is available in debugfs kvm/vm#_vcpu#_timing.
	116	The overhead is relatively small, however it is not recommended for
	117	production environments.
	118
	119	If unsure, say N.
	120
bf7ca4bd AG	121	config KVM_E500V2
bf7ca4bd AG	122	bool "KVM support for PowerPC E500v2 processors"
b2e19b20	123	depends on EXPERIMENTAL && E500 && !PPC_E500MC
bc8080cb	124	select KVM
de56a948	125	select KVM_MMIO
bc8080cb HB	126	---help---
bc8080cb HB	127	Support running unmodified E500 guest kernels in virtual machines on
bf7ca4bd	128	E500v2 host processors.
bc8080cb HB	129
	130	This module provides access to the hardware capabilities through
	131	a character device node named /dev/kvm.
	132
	133	If unsure, say N.
	134
73196cd3 SW	135	config KVM_E500MC
	136	bool "KVM support for PowerPC E500MC/E5500 processors"
	137	depends on EXPERIMENTAL && PPC_E500MC
	138	select KVM
	139	select KVM_MMIO
	140	select KVM_BOOKE_HV
	141	---help---
	142	Support running unmodified E500MC/E5500 (32-bit) guest kernels in
	143	virtual machines on E500MC/E5500 host processors.
	144
	145	This module provides access to the hardware capabilities through
	146	a character device node named /dev/kvm.
	147
	148	If unsure, say N.
	149
3a4d5c94	150	source drivers/vhost/Kconfig
bbf45ba5 HB	151
bbf45ba5 HB	152	endif # VIRTUALIZATION