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# VZNVMExpressControllerDeviceConfiguration

The configuration object that represents an NVM Express Controller storage device.

```
class VZNVMExpressControllerDeviceConfiguration
```

## Overview

This device configuration creates a storage device that conforms to the [NVM Express specification revision 1.1b](https://nvmexpress.org/wp-content/uploads/NVM-Express-1_1b-1.pdf).

The device configuration is valid only if used with [`VZGenericPlatformConfiguration`](/documentation/Virtualization/VZGenericPlatformConfiguration).

## Topics

### Creating a new device configuration

[`init(attachment:)`](/documentation/Virtualization/VZNVMExpressControllerDeviceConfiguration/init(attachment:))

Creates a new NVM Express controller configuration with the storage device attachment you provide.

## See Also

[`VZGenericPlatformConfiguration`](/documentation/Virtualization/VZGenericPlatformConfiguration)

The platform configuration for a generic Intel or ARM virtual machine.


---

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