xref: /openbmc/linux/arch/x86/kvm/Kconfig (revision 8b1fe17cc7a8b2c62b400dcbfaebd96da6b4f58e)
1edf88417SAvi Kivity#
2edf88417SAvi Kivity# KVM configuration
3edf88417SAvi Kivity#
4edf88417SAvi Kivity
50ba12d10SAvi Kivitysource "virt/kvm/Kconfig"
65d9b8e30SAvi Kivity
7edf88417SAvi Kivitymenuconfig VIRTUALIZATION
8edf88417SAvi Kivity	bool "Virtualization"
9edf88417SAvi Kivity	depends on HAVE_KVM || X86
10edf88417SAvi Kivity	default y
11edf88417SAvi Kivity	---help---
12edf88417SAvi Kivity	  Say Y here to get to see options for using your Linux host to run other
13edf88417SAvi Kivity	  operating systems inside virtual machines (guests).
14edf88417SAvi Kivity	  This option alone does not add any kernel code.
15edf88417SAvi Kivity
16edf88417SAvi Kivity	  If you say N, all options in this submenu will be skipped and disabled.
17edf88417SAvi Kivity
18edf88417SAvi Kivityif VIRTUALIZATION
19edf88417SAvi Kivity
20edf88417SAvi Kivityconfig KVM
21edf88417SAvi Kivity	tristate "Kernel-based Virtual Machine (KVM) support"
22268fe02aSAvi Kivity	depends on HAVE_KVM
23ca93e992SAvi Kivity	# for device assignment:
24ca93e992SAvi Kivity	depends on PCI
25edf88417SAvi Kivity	select PREEMPT_NOTIFIERS
26cddb8a5cSAndrea Arcangeli	select MMU_NOTIFIER
27edf88417SAvi Kivity	select ANON_INODES
280ba12d10SAvi Kivity	select HAVE_KVM_IRQCHIP
29721eecbfSGregory Haskins	select HAVE_KVM_EVENTFD
3073880c80SGleb Natapov	select KVM_APIC_ARCHITECTURE
3118863bddSAvi Kivity	select USER_RETURN_NOTIFIER
3250eb2a3cSAvi Kivity	select KVM_MMIO
33edf88417SAvi Kivity	---help---
34edf88417SAvi Kivity	  Support hosting fully virtualized guest machines using hardware
35edf88417SAvi Kivity	  virtualization extensions.  You will need a fairly recent
36edf88417SAvi Kivity	  processor equipped with virtualization extensions. You will also
37edf88417SAvi Kivity	  need to select one or more of the processor modules below.
38edf88417SAvi Kivity
39edf88417SAvi Kivity	  This module provides access to the hardware capabilities through
40edf88417SAvi Kivity	  a character device node named /dev/kvm.
41edf88417SAvi Kivity
42edf88417SAvi Kivity	  To compile this as a module, choose M here: the module
43edf88417SAvi Kivity	  will be called kvm.
44edf88417SAvi Kivity
45edf88417SAvi Kivity	  If unsure, say N.
46edf88417SAvi Kivity
47edf88417SAvi Kivityconfig KVM_INTEL
48edf88417SAvi Kivity	tristate "KVM for Intel processors support"
49edf88417SAvi Kivity	depends on KVM
50edf88417SAvi Kivity	---help---
51edf88417SAvi Kivity	  Provides support for KVM on Intel processors equipped with the VT
52edf88417SAvi Kivity	  extensions.
53edf88417SAvi Kivity
5458f8ac27SRobert P. J. Day	  To compile this as a module, choose M here: the module
5558f8ac27SRobert P. J. Day	  will be called kvm-intel.
5658f8ac27SRobert P. J. Day
57edf88417SAvi Kivityconfig KVM_AMD
58edf88417SAvi Kivity	tristate "KVM for AMD processors support"
59edf88417SAvi Kivity	depends on KVM
60edf88417SAvi Kivity	---help---
61edf88417SAvi Kivity	  Provides support for KVM on AMD processors equipped with the AMD-V
62edf88417SAvi Kivity	  (SVM) extensions.
63edf88417SAvi Kivity
6458f8ac27SRobert P. J. Day	  To compile this as a module, choose M here: the module
6558f8ac27SRobert P. J. Day	  will be called kvm-amd.
6658f8ac27SRobert P. J. Day
67*8b1fe17cSXiao Guangrongconfig KVM_MMU_AUDIT
68*8b1fe17cSXiao Guangrong	bool "Audit KVM MMU"
69*8b1fe17cSXiao Guangrong	depends on KVM && TRACEPOINTS
70*8b1fe17cSXiao Guangrong	---help---
71*8b1fe17cSXiao Guangrong	 This option adds a R/W kVM module parameter 'mmu_audit', which allows
72*8b1fe17cSXiao Guangrong	 audit  KVM MMU at runtime.
73*8b1fe17cSXiao Guangrong
74edf88417SAvi Kivity# OK, it's a little counter-intuitive to do this, but it puts it neatly under
75edf88417SAvi Kivity# the virtualization menu.
763a4d5c94SMichael S. Tsirkinsource drivers/vhost/Kconfig
77edf88417SAvi Kivitysource drivers/lguest/Kconfig
780ad07ec1SAnthony Liguorisource drivers/virtio/Kconfig
79edf88417SAvi Kivity
80edf88417SAvi Kivityendif # VIRTUALIZATION
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