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hv: support minimum set of TLFS

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This patch implements the minimum set of TLFS functionality. It
includes 6 vCPUID leaves and 3 vMSRs.

- 0x40000001 Hypervisor Vendor-Neutral Interface Identification
- 0x40000002 Hypervisor System Identity
- 0x40000003 Hypervisor Feature Identification
- 0x40000004 Implementation Recommendations
- 0x40000005 Hypervisor Implementation Limits
- 0x40000006 Implementation Hardware Features

- HV_X64_MSR_GUEST_OS_ID Reporting the guest OS identity
- HV_X64_MSR_HYPERCALL Establishing the hypercall interface
- HV_X64_MSR_VP_INDEX Retrieve the vCPU ID from hypervisor

Tracked-On: #3832
Signed-off-by: wenwumax <wenwux.ma@intel.com>
Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
wenwumax
2019-10-15 09:11:21 +08:00
committed by wenlingz
parent 009d835bba
commit 048155d3d6
7 changed files with 261 additions and 0 deletions
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7
hypervisor/arch/x86/Kconfig
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@@ -226,6 +226,13 @@ config ACPI_PARSE_ENABLED
help
Whether to parse the ACPI tables at runtime.
config HYPERV_ENABLED
bool "Enable Hyper-V enlightenment"
default y
help
When set, the minimum set of TLFS functionality together with some
performance enlightenments are enabled.
config GPU_SBDF
hex "Segment, Bus, Device, and function of the GPU"
depends on ACPI_PARSE_ENABLED