---
title: kATAEnableUltraDMAModeMask
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646130-anonymous/kataenableultradmamodemask
---

# kATAEnableUltraDMAModeMask

## Declaration

```occ
kATAEnableUltraDMAModeMask = 0x40
```