diff options
Diffstat (limited to 'arch/arm/kvm/Kconfig')
-rw-r--r-- | arch/arm/kvm/Kconfig | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig new file mode 100644 index 000000000000..49dd64e579c2 --- /dev/null +++ b/arch/arm/kvm/Kconfig | |||
@@ -0,0 +1,72 @@ | |||
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 PREEMPT_NOTIFIERS | ||
22 | select ANON_INODES | ||
23 | select KVM_MMIO | ||
24 | select KVM_ARM_HOST | ||
25 | depends on ARM_VIRT_EXT && ARM_LPAE | ||
26 | ---help--- | ||
27 | Support hosting virtualized guest machines. You will also | ||
28 | need to select one or more of the processor modules below. | ||
29 | |||
30 | This module provides access to the hardware capabilities through | ||
31 | a character device node named /dev/kvm. | ||
32 | |||
33 | If unsure, say N. | ||
34 | |||
35 | config KVM_ARM_HOST | ||
36 | bool "KVM host support for ARM cpus." | ||
37 | depends on KVM | ||
38 | depends on MMU | ||
39 | select MMU_NOTIFIER | ||
40 | ---help--- | ||
41 | Provides host support for ARM processors. | ||
42 | |||
43 | config KVM_ARM_MAX_VCPUS | ||
44 | int "Number maximum supported virtual CPUs per VM" | ||
45 | depends on KVM_ARM_HOST | ||
46 | default 4 | ||
47 | help | ||
48 | Static number of max supported virtual CPUs per VM. | ||
49 | |||
50 | If you choose a high number, the vcpu structures will be quite | ||
51 | large, so only choose a reasonable number that you expect to | ||
52 | actually use. | ||
53 | |||
54 | config KVM_ARM_VGIC | ||
55 | bool "KVM support for Virtual GIC" | ||
56 | depends on KVM_ARM_HOST && OF | ||
57 | select HAVE_KVM_IRQCHIP | ||
58 | default y | ||
59 | ---help--- | ||
60 | Adds support for a hardware assisted, in-kernel GIC emulation. | ||
61 | |||
62 | config KVM_ARM_TIMER | ||
63 | bool "KVM support for Architected Timers" | ||
64 | depends on KVM_ARM_VGIC && ARM_ARCH_TIMER | ||
65 | select HAVE_KVM_IRQCHIP | ||
66 | default y | ||
67 | ---help--- | ||
68 | Adds support for the Architected Timers in virtual machines | ||
69 | |||
70 | source drivers/virtio/Kconfig | ||
71 | |||
72 | endif # VIRTUALIZATION | ||