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hypervisor: Support compiling "tdx" and "mshv" feature together

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TDX functionality is not currently available on MSHV but we should not
preclude building a binary that can run on both.

Fixes: #4677

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford
2022-09-27 12:28:30 +01:00
parent 3bf3cca70a
commit b8503b5f45
3 changed files with 25 additions and 11 deletions
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20
hypervisor/src/vm.rs
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@@ -326,19 +326,25 @@ pub trait Vm: Send + Sync + Any {
fn get_dirty_log(&self, slot: u32, base_gpa: u64, memory_size: u64) -> Result<Vec<u64>>;
#[cfg(feature = "tdx")]
/// Initalize TDX on this VM
fn tdx_init(&self, cpuid: &[CpuIdEntry], max_vcpus: u32) -> Result<()>;
fn tdx_init(&self, _cpuid: &[CpuIdEntry], _max_vcpus: u32) -> Result<()> {
unimplemented!()
}
#[cfg(feature = "tdx")]
/// Finalize the configuration of TDX on this VM
fn tdx_finalize(&self) -> Result<()>;
fn tdx_finalize(&self) -> Result<()> {
unimplemented!()
}
#[cfg(feature = "tdx")]
/// Initalize a TDX memory region for this VM
fn tdx_init_memory_region(
&self,
host_address: u64,
guest_address: u64,
size: u64,
measure: bool,
) -> Result<()>;
_host_address: u64,
_guest_address: u64,
_size: u64,
_measure: bool,
) -> Result<()> {
unimplemented!()
}
/// Downcast to the underlying hypervisor VM type
fn as_any(&self) -> &dyn Any;
}