---
title: GetBusDeviceFunction_Impl
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iopcidevice/3516636-getbusdevicefunction_impl
---

# GetBusDeviceFunction_Impl

## Declaration

```occ
kern_return_t GetBusDeviceFunction_Impl(uint8_t *returnBusNumber, uint8_t *returnDeviceNumber, uint8_t *returnFunctionNumber);
```