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hypervisor: Add implementation to fetch host IPA limit on MSHV

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This fixes an compilation error when we try to compile CloudHypervisor
for MSHV on aarch64.

Signed-off-by: Jinank Jain <jinankjain@microsoft.com>
This commit is contained in:
Jinank Jain 2025-02-10 06:14:01 +00:00 committed by Rob Bradford
parent bfeab76059
commit 5cbf907200
1 changed files with 17 additions and 0 deletions
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17
hypervisor/src/mshv/mod.rs
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@ -443,6 +443,23 @@ impl hypervisor::Hypervisor for MshvHypervisor {
fn get_guest_debug_hw_bps(&self) -> usize {
0
}
#[cfg(target_arch = "aarch64")]
///
/// Retrieve AArch64 host maximum IPA size supported by MSHV.
///
fn get_host_ipa_limit(&self) -> i32 {
let host_ipa = self.mshv.get_host_partition_property(
hv_partition_property_code_HV_PARTITION_PROPERTY_PHYSICAL_ADDRESS_WIDTH as u64,
);
match host_ipa {
Ok(ipa) => ipa,
Err(e) => {
panic!("Failed to get host IPA limit: {:?}", e);
}
}
}
}
#[cfg(feature = "sev_snp")]