ehci_root_hub_hcdi_callback
static void ehci_root_hub_hcdi_callback(
ehci_root_hub_hcdi_callback(ph, USB_CR_OK);
ehci_root_hub_hcdi_callback(ph, completion_reason);
ehci_root_hub_hcdi_callback(ph, USB_CR_OK);
ehci_root_hub_hcdi_callback(ph, completion_reason);