---
title: IODeviceTreeAlloc
framework: kernel
role: symbol
role_heading: Function
path: kernel/1442109-iodevicetreealloc
---

# IODeviceTreeAlloc

## Declaration

```occ
IORegistryEntry * IODeviceTreeAlloc(void *dtTop);
```

## See Also

### Setup and Configuration

- [IONDRVLibrariesInitialize](kernel/1442150-iondrvlibrariesinitialize.md)