---
title: getPhysicalAddress
framework: kernel
role: pseudoSymbol
path: kernel/iomemorymap/1812435-getphysicaladdress
---

# getPhysicalAddress

Return the physical address of the first byte in the mapping.

## Declaration

```occ
IOPhysicalAddress getPhysicalAddress(); 
```

## Return Value

Return Value A physical address.

## Overview

Overview This method returns the physical address of the first byte in the mapping. It is most useful on mappings known to be physically contiguous.

## See Also

### Miscellaneous

- [getAddress()](kernel/iomemorymap/1812407-getaddress.md)
- [getAddressTask](kernel/iomemorymap/1812414-getaddresstask.md)
- [getLength](kernel/iomemorymap/1812419-getlength.md)
- [getMapOptions](kernel/iomemorymap/1812423-getmapoptions.md)
- [getMemoryDescriptor](kernel/iomemorymap/1812429-getmemorydescriptor.md)
- [getPhysicalSegment](kernel/iomemorymap/1812443-getphysicalsegment.md)
- [getSize()](kernel/iomemorymap/1812448-getsize.md)
- [getVirtualAddress](kernel/iomemorymap/1812459-getvirtualaddress.md)
- [redirect](kernel/iomemorymap/1812465-redirect.md)
- [unmap](kernel/iomemorymap/1812474-unmap.md)