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hypervisor: Move creation of irq routing struct to hypervisor crate

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This removes the requirement to leak as many datastructures from the
hypervisor crate into the vmm crate.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford
2022-05-10 16:47:34 +01:00
parent fe82322727
commit 3f9e8d676a
6 changed files with 98 additions and 85 deletions
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22
hypervisor/src/mshv/mod.rs
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@@ -23,6 +23,7 @@ use vm::DataMatch;
#[cfg(target_arch = "x86_64")]
pub mod x86_64;
use crate::device;
use vm_device::interrupt::InterruptSourceConfig;
use vmm_sys_util::eventfd::EventFd;
#[cfg(target_arch = "x86_64")]
pub use x86_64::VcpuMshvState as CpuState;
@@ -957,6 +958,27 @@ impl vm::Vm for MshvVm {
.map_err(|e| vm::HypervisorVmError::CreatePassthroughDevice(e.into()))
}
///
/// Constructs a routing entry
///
fn make_routing_entry(
&self,
gsi: u32,
config: &InterruptSourceConfig,
) -> mshv_msi_routing_entry {
match config {
InterruptSourceConfig::MsiIrq(cfg) => mshv_msi_routing_entry {
gsi,
address_lo: cfg.low_addr,
address_hi: cfg.high_addr,
data: cfg.data,
},
_ => {
unreachable!()
}
}
}
fn set_gsi_routing(&self, entries: &[IrqRoutingEntry]) -> vm::Result<()> {
let mut msi_routing =
vec_with_array_field::<mshv_msi_routing, mshv_msi_routing_entry>(entries.len());