---
title: VMX_BASIC_TRUE_CTLS
framework: Hypervisor
role: symbol
role_heading: Global Variable
path: hypervisor/vmx_basic_true_ctls
---

# VMX_BASIC_TRUE_CTLS

This bit field, in the value returned by the IA32_VMX_BASIC model specific register, determines if it’s possible to disable any VMX controls.

## Declaration

```swift
var VMX_BASIC_TRUE_CTLS: UInt { get }
```

## Discussion

Discussion The hardware must return this bit as a 1 in order to create any VM using the framework.