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Hollis Blanchardbbf45ba2008-04-16 23:28:09 -05001#
2# KVM configuration
3#
4
Avi Kivity0ba12d12009-05-21 16:45:19 +03005source "virt/kvm/Kconfig"
Avi Kivity5d9b8e32009-01-04 18:04:18 +02006
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -05007menuconfig 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
17if VIRTUALIZATION
18
19config KVM
Hollis Blanchard74ef7402008-11-07 13:15:13 -060020 bool
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050021 select PREEMPT_NOTIFIERS
22 select ANON_INODES
Avi Kivity50eb2a32009-12-20 15:00:10 +020023 select KVM_MMIO
Hollis Blanchard74ef7402008-11-07 13:15:13 -060024
Alexander Grafc14dea02010-04-16 00:11:41 +020025config KVM_BOOK3S_HANDLER
26 bool
27
Alexander Graf4f841392010-04-16 00:11:58 +020028config KVM_BOOK3S_32_HANDLER
29 bool
30 select KVM_BOOK3S_HANDLER
31
Alexander Grafc4f9c772009-10-30 05:47:24 +000032config KVM_BOOK3S_64_HANDLER
33 bool
Alexander Grafc14dea02010-04-16 00:11:41 +020034 select KVM_BOOK3S_HANDLER
Alexander Grafc4f9c772009-10-30 05:47:24 +000035
Alexander Graf4f841392010-04-16 00:11:58 +020036config KVM_BOOK3S_32
37 tristate "KVM support for PowerPC book3s_32 processors"
38 depends on EXPERIMENTAL && PPC_BOOK3S_32 && !SMP && !PTE_64BIT
39 select KVM
40 select KVM_BOOK3S_32_HANDLER
41 ---help---
42 Support running unmodified book3s_32 guest kernels
43 in virtual machines on book3s_32 host processors.
44
45 This module provides access to the hardware capabilities through
46 a character device node named /dev/kvm.
47
48 If unsure, say N.
49
Alexander Grafc4f9c772009-10-30 05:47:24 +000050config KVM_BOOK3S_64
51 tristate "KVM support for PowerPC book3s_64 processors"
Alexander Graf00c3a372010-04-16 00:11:42 +020052 depends on EXPERIMENTAL && PPC_BOOK3S_64
Alexander Grafc4f9c772009-10-30 05:47:24 +000053 select KVM
54 select KVM_BOOK3S_64_HANDLER
55 ---help---
56 Support running unmodified book3s_64 and book3s_32 guest kernels
57 in virtual machines on book3s_64 host processors.
58
59 This module provides access to the hardware capabilities through
60 a character device node named /dev/kvm.
61
62 If unsure, say N.
63
Hollis Blanchard74ef7402008-11-07 13:15:13 -060064config KVM_440
65 bool "KVM support for PowerPC 440 processors"
66 depends on EXPERIMENTAL && 44x
67 select KVM
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050068 ---help---
Hollis Blanchard74ef7402008-11-07 13:15:13 -060069 Support running unmodified 440 guest kernels in virtual machines on
70 440 host processors.
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -050071
72 This module provides access to the hardware capabilities through
73 a character device node named /dev/kvm.
74
75 If unsure, say N.
76
Hollis Blanchard73e75b42008-12-02 15:51:57 -060077config KVM_EXIT_TIMING
78 bool "Detailed exit timing"
Alexander Grafe1f829b2009-12-20 22:24:06 +010079 depends on KVM_440 || KVM_E500
Hollis Blanchard73e75b42008-12-02 15:51:57 -060080 ---help---
81 Calculate elapsed time for every exit/enter cycle. A per-vcpu
82 report is available in debugfs kvm/vm#_vcpu#_timing.
83 The overhead is relatively small, however it is not recommended for
84 production environments.
85
86 If unsure, say N.
87
Hollis Blanchardbc8080c2009-01-03 16:23:10 -060088config KVM_E500
89 bool "KVM support for PowerPC E500 processors"
90 depends on EXPERIMENTAL && E500
91 select KVM
92 ---help---
93 Support running unmodified E500 guest kernels in virtual machines on
94 E500 host processors.
95
96 This module provides access to the hardware capabilities through
97 a character device node named /dev/kvm.
98
99 If unsure, say N.
100
Michael S. Tsirkin3a4d5c94e2010-01-14 06:17:27 +0000101source drivers/vhost/Kconfig
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500102source drivers/virtio/Kconfig
103
104endif # VIRTUALIZATION