diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/src/lib.rs | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/src/lib.rs b/arch/src/lib.rs index f089972..318762e 100644 --- a/arch/src/lib.rs +++ b/arch/src/lib.rs @@ -114,6 +114,8 @@ pub enum DeviceRegistrationError { IrqsExhausted, /// No more MMIO space available. AddrsExhausted, + /// Could not register PCI device capabilities. + RegisterDeviceCapabilities(PciDeviceError), } impl Display for DeviceRegistrationError { @@ -133,6 +135,9 @@ impl Display for DeviceRegistrationError { ProxyDeviceCreation(e) => write!(f, "failed to create proxy device: {}", e), IrqsExhausted => write!(f, "no more IRQs are available"), AddrsExhausted => write!(f, "no more addresses are available"), + RegisterDeviceCapabilities(e) => { + write!(f, "could not register PCI device capabilities: {}", e) + } } } } @@ -177,7 +182,9 @@ pub fn generate_pci_root( let device_ranges = device .allocate_device_bars(resources) .map_err(DeviceRegistrationError::AllocateDeviceAddrs)?; - device.register_device_capabilities(); + device + .register_device_capabilities() + .map_err(DeviceRegistrationError::RegisterDeviceCapabilities)?; for (event, addr, datamatch) in device.ioeventfds() { let io_addr = IoeventAddress::Mmio(addr); vm.register_ioevent(&event, io_addr, datamatch) |