+-o EXP2@1C,1  <class IOPCIDevice, id 0x0, registered, matched, active, busy 0 (8377 ms), retain 11>
    | |   | +-o IOPCI2PCIBridge  <class IOPCI2PCIBridge, id 0x0, registered, matched, active, busy 0 (8174 ms), retai$
    | |   |   +-o PXS2@0  <class IOPCIDevice, id 0x0, registered, matched, active, busy 0 (8174 ms), retain 10>
    | |   |     +-o RT2860WirelessDriver  <class RT2860WirelessDriver, id 0x0, registered, matched, active, busy 0 (2$
    | |   |       +-o IOEthernetInterface  <class IOEthernetInterface, id 0x0, registered, matched, active, busy 0 (1$
    | |   |         +-o IONetworkStack  <class IONetworkStack, id 0x0, registered, matched, active, busy 0 (27 ms), r$
    | |   |           +-o IONetworkStackUserClient  <class IONetworkStackUserClient, id 0x0, !registered, !matched, a$