---
title: registerAddressSpaceHandler
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/ioacpiplatformexpert/1563918-registeraddressspacehandler
---

# registerAddressSpaceHandler

## Declaration

```occ
virtual IOReturn registerAddressSpaceHandler(IOACPIPlatformDevice *device, IOACPIAddressSpaceID spaceID, IOACPIAddressSpaceHandler handler, void *context, IOOptionBits options);
```