---
title: GetBusDeviceFunction
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iopcidevice/3516635-getbusdevicefunction
---

# GetBusDeviceFunction

## Declaration

```occ
kern_return_t GetBusDeviceFunction(uint8_t *returnBusNumber, uint8_t *returnDeviceNumber, uint8_t *returnFunctionNumber, OSDispatchMethod supermethod);
```