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hypervisor: Implement retrieval of TDX capabilities

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Extend the Hypervisor API in order to retrieve the TDX capabilities from
the underlying hypervisor.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf
2022-03-30 12:06:52 +02:00
committed by Rob Bradford
parent f310dc0916
commit b0077f0b5e
3 changed files with 63 additions and 1 deletions
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12
hypervisor/src/hypervisor.rs
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@@ -12,6 +12,8 @@ use crate::vm::Vm;
use crate::x86_64::CpuId;
#[cfg(target_arch = "x86_64")]
use crate::x86_64::MsrList;
#[cfg(feature = "tdx")]
use crate::TdxCapabilities;
use std::sync::Arc;
use thiserror::Error;
@@ -59,6 +61,11 @@ pub enum HypervisorError {
///
#[error("Checking extensions:{0}")]
CheckExtensions(#[source] anyhow::Error),
///
/// Failed to retrieve TDX capabilities
///
#[error("Failed to retrieve TDX capabilities:{0}")]
TdxCapabilities(#[source] anyhow::Error),
}
///
@@ -105,4 +112,9 @@ pub trait Hypervisor: Send + Sync {
/// Retrieve AArch64 host maximum IPA size supported by KVM.
///
fn get_host_ipa_limit(&self) -> i32;
///
/// Retrieve TDX capabilities
///
#[cfg(feature = "tdx")]
fn tdx_capabilities(&self) -> Result<TdxCapabilities>;
}