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hypervisor: mshv: hook up TranslateGVA hypercall

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At this stage this is the bare minimum needed to make Windows server
2019 work on MSHV.

Signed-off-by: Wei Liu <liuwe@microsoft.com>
This commit is contained in:
Wei Liu
2021-03-01 18:07:02 +00:00
committed by Samuel Ortiz
parent 99baee8d37
commit 74565538ae
4 changed files with 42 additions and 7 deletions
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12
hypervisor/src/cpu.rs
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@@ -23,6 +23,8 @@ use crate::CpuState;
use crate::MpState;
#[cfg(target_arch = "x86_64")]
use crate::Xsave;
#[cfg(feature = "mshv")]
use mshv_bindings::*;
use thiserror::Error;
#[derive(Error, Debug)]
@@ -198,6 +200,11 @@ pub enum HypervisorCpuError {
///
#[error("Failed to set system register: {0}")]
SetSysRegister(#[source] anyhow::Error),
///
/// GVA translation error
///
#[error("Failed to translate GVA: {0}")]
TranslateGVA(#[source] anyhow::Error),
}
#[derive(Debug)]
@@ -398,4 +405,9 @@ pub trait Vcpu: Send + Sync {
/// Triggers the running of the current virtual CPU returning an exit reason.
///
fn run(&self) -> std::result::Result<VmExit, HypervisorCpuError>;
#[cfg(all(feature = "mshv", target_arch = "x86_64"))]
///
/// Translate guest virtual address to guest physical address
///
fn translate_gva(&self, gva: u64, flags: u64) -> Result<(u64, hv_translate_gva_result)>;
}