1 # SPDX-License-Identifier: GPL-2.0
2 #
3 # KVM configuration
4 #
5
6 source "virt/kvm/Kconfig"
7
8 menuconfig VIRTUALIZATION
9 bool "Virtualization"
10 help
11 Say Y here to get to see options for
12 other operating systems inside virtu
13 This option alone does not add any k
14
15 If you say N, all options in this su
16 disabled.
17
18 if VIRTUALIZATION
19
20 menuconfig KVM
21 bool "Kernel-based Virtual Machine (KV
22 depends on AS_HAS_ARMV8_4
23 select KVM_COMMON
24 select KVM_GENERIC_HARDWARE_ENABLING
25 select KVM_GENERIC_MMU_NOTIFIER
26 select HAVE_KVM_CPU_RELAX_INTERCEPT
27 select KVM_MMIO
28 select KVM_GENERIC_DIRTYLOG_READ_PROTE
29 select KVM_XFER_TO_GUEST_WORK
30 select KVM_VFIO
31 select HAVE_KVM_DIRTY_RING_ACQ_REL
32 select NEED_KVM_DIRTY_RING_WITH_BITMAP
33 select HAVE_KVM_MSI
34 select HAVE_KVM_IRQCHIP
35 select HAVE_KVM_IRQ_ROUTING
36 select HAVE_KVM_IRQ_BYPASS
37 select HAVE_KVM_READONLY_MEM
38 select HAVE_KVM_VCPU_RUN_PID_CHANGE
39 select SCHED_INFO
40 select GUEST_PERF_EVENTS if PERF_EVENT
41 help
42 Support hosting virtualized guest ma
43
44 If unsure, say N.
45
46 config NVHE_EL2_DEBUG
47 bool "Debug mode for non-VHE EL2 objec
48 depends on KVM
49 help
50 Say Y here to enable the debug mode
51 Failure reports will BUG() in the hy
52 local EL2 hypervisor development.
53
54 If unsure, say N.
55
56 config PROTECTED_NVHE_STACKTRACE
57 bool "Protected KVM hypervisor stacktr
58 depends on NVHE_EL2_DEBUG
59 default n
60 help
61 Say Y here to enable pKVM hypervisor
62
63 If using protected nVHE mode, but ca
64 memory cost (less than 0.75 page per
65 say N.
66
67 If unsure, or not using protected nV
68
69 config PTDUMP_STAGE2_DEBUGFS
70 bool "Present the stage-2 pagetables t
71 depends on KVM
72 depends on DEBUG_KERNEL
73 depends on DEBUG_FS
74 depends on GENERIC_PTDUMP
75 select PTDUMP_CORE
76 default n
77 help
78 Say Y here if you want to show the s
79 layout in a debugfs file. This infor
80 who are working in architecture spec
81 It is probably not a good idea to en
82 kernel.
83
84 If in doubt, say N.
85
86 endif # VIRTUALIZATION
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