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dragonball: add vcpu test function for aarch64

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add create_vcpu() function in vcpu test unit for aarch64

Fixes: #4445

Signed-off-by: xuejun-xj <jiyunxue@linux.alibaba.com>
Signed-off-by: jingshan <jingshan@linux.alibaba.com>
This commit is contained in:
xuejun-xj 2022-06-28 16:47:54 +08:00
parent 648d285a24
commit 7120afe4ed
1 changed files with 41 additions and 9 deletions
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50
src/dragonball/src/vcpu/vcpu_impl.rs
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@ -848,20 +848,52 @@ pub mod tests {
(vcpu, rx)
}
#[cfg(target_arch = "x86_64")]
#[cfg(target_arch = "aarch64")]
fn create_vcpu() -> (Vcpu, Receiver<VcpuStateEvent>) {
// Call for kvm too frequently would cause error in some host kernel.
std::thread::sleep(std::time::Duration::from_millis(5));
let kvm = Kvm::new().unwrap();
let vm = Arc::new(kvm.create_vm().unwrap());
let kvm_context = KvmContext::new(Some(kvm.as_raw_fd())).unwrap();
let vcpu_fd = Arc::new(vm.create_vcpu(0).unwrap());
let io_manager = IoManagerCached::new(Arc::new(ArcSwap::new(Arc::new(IoManager::new()))));
let reset_event_fd = EventFd::new(libc::EFD_NONBLOCK).unwrap();
let vcpu_state_event = EventFd::new(libc::EFD_NONBLOCK).unwrap();
let (tx, rx) = channel();
let time_stamp = TimestampUs::default();
let vcpu = Vcpu::new_aarch64(
0,
vcpu_fd,
io_manager,
reset_event_fd,
vcpu_state_event,
tx,
time_stamp,
false,
)
.unwrap();
(vcpu, rx)
}
#[test]
fn test_vcpu_run_emulation() {
let (mut vcpu, _) = create_vcpu();
// Io in
*(EMULATE_RES.lock().unwrap()) = EmulationCase::IoIn;
let res = vcpu.run_emulation();
assert!(matches!(res, Ok(VcpuEmulation::Handled)));
#[cfg(target_arch = "x86_64")]
{
// Io in
*(EMULATE_RES.lock().unwrap()) = EmulationCase::IoIn;
let res = vcpu.run_emulation();
assert!(matches!(res, Ok(VcpuEmulation::Handled)));
// Io out
*(EMULATE_RES.lock().unwrap()) = EmulationCase::IoOut;
let res = vcpu.run_emulation();
assert!(matches!(res, Ok(VcpuEmulation::Handled)));
// Io out
*(EMULATE_RES.lock().unwrap()) = EmulationCase::IoOut;
let res = vcpu.run_emulation();
assert!(matches!(res, Ok(VcpuEmulation::Handled)));
}
// Mmio read
*(EMULATE_RES.lock().unwrap()) = EmulationCase::MmioRead;