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hypervisor: provide a generic MpState structure

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It is however only used for KVM right now because MSHV does not need it
yet.

Nonetheless a stub MSHV constructor should be there and get/set
functions should be implemented for MSHV.

Signed-off-by: Wei Liu <liuwe@microsoft.com>
This commit is contained in:
Wei Liu
2022-07-14 15:17:07 +00:00
committed by Liu Wei
parent 02866fccb0
commit 9810ed4496
5 changed files with 56 additions and 21 deletions
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14
hypervisor/src/lib.rs
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@@ -61,15 +61,15 @@ pub use kvm::{aarch64, GicState};
#[cfg(feature = "kvm")]
pub use kvm::{
ClockData, CpuState, CreateDevice, DeviceAttr, DeviceFd, IoEventAddress, IrqRoutingEntry,
MpState, VcpuEvents, VmState,
VcpuEvents, VmState,
};
#[cfg(all(feature = "mshv", target_arch = "x86_64"))]
pub use mshv::x86_64;
// Aliased types exposed from both hypervisors
#[cfg(all(feature = "mshv", target_arch = "x86_64"))]
pub use mshv::{
CpuState, CreateDevice, DeviceAttr, DeviceFd, IoEventAddress, IrqRoutingEntry, MpState,
VcpuEvents, VmState,
CpuState, CreateDevice, DeviceAttr, DeviceFd, IoEventAddress, IrqRoutingEntry, VcpuEvents,
VmState,
};
use std::sync::Arc;
pub use vm::{
@@ -136,3 +136,11 @@ pub const USER_MEMORY_REGION_READ: u32 = 1;
pub const USER_MEMORY_REGION_WRITE: u32 = 1 << 1;
pub const USER_MEMORY_REGION_EXECUTE: u32 = 1 << 2;
pub const USER_MEMORY_REGION_LOG_DIRTY: u32 = 1 << 3;
#[derive(Debug)]
pub enum MpState {
#[cfg(feature = "kvm")]
Kvm(kvm_bindings::kvm_mp_state),
#[cfg(all(feature = "mshv", target_arch = "x86_64"))]
Mshv, /* MSHV does not supprt MpState yet */
}