---
title: kIOAGP4GbAddressing
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1645942-anonymous/kioagp4gbaddressing
---

# kIOAGP4GbAddressing

## Declaration

```occ
kIOAGP4GbAddressing = 0x00000020
```