diff options
Diffstat (limited to 'drivers/hv/Kconfig')
| -rw-r--r-- | drivers/hv/Kconfig | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/hv/Kconfig b/drivers/hv/Kconfig new file mode 100644 index 0000000000..00242107d6 --- /dev/null +++ b/drivers/hv/Kconfig @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: GPL-2.0 + +menu "Microsoft Hyper-V guest support" + +config HYPERV + tristate "Microsoft Hyper-V client drivers" + depends on (X86 && X86_LOCAL_APIC && HYPERVISOR_GUEST) \ + || (ACPI && ARM64 && !CPU_BIG_ENDIAN) + select PARAVIRT + select X86_HV_CALLBACK_VECTOR if X86 + select OF_EARLY_FLATTREE if OF + help + Select this option to run Linux as a Hyper-V client operating + system. + +config HYPERV_VTL_MODE + bool "Enable Linux to boot in VTL context" + depends on X86_64 && HYPERV + default n + help + Virtual Secure Mode (VSM) is a set of hypervisor capabilities and + enlightenments offered to host and guest partitions which enables + the creation and management of new security boundaries within + operating system software. + + VSM achieves and maintains isolation through Virtual Trust Levels + (VTLs). Virtual Trust Levels are hierarchical, with higher levels + being more privileged than lower levels. VTL0 is the least privileged + level, and currently only other level supported is VTL2. + + Select this option to build a Linux kernel to run at a VTL other than + the normal VTL0, which currently is only VTL2. This option + initializes the x86 platform for VTL2, and adds the ability to boot + secondary CPUs directly into 64-bit context as required for VTLs other + than 0. A kernel built with this option must run at VTL2, and will + not run as a normal guest. + + If unsure, say N + +config HYPERV_TIMER + def_bool HYPERV && X86 + +config HYPERV_UTILS + tristate "Microsoft Hyper-V Utilities driver" + depends on HYPERV && CONNECTOR && NLS + depends on PTP_1588_CLOCK_OPTIONAL + help + Select this option to enable the Hyper-V Utilities. + +config HYPERV_BALLOON + tristate "Microsoft Hyper-V Balloon driver" + depends on HYPERV + select PAGE_REPORTING + help + Select this option to enable Hyper-V Balloon driver. + +endmenu |