---
title: cpuid_register_t
framework: Kernel
role: symbol
role_heading: Enumeration
platforms: [macOS 10.4+]
path: kernel/cpuid_register_t
---

# cpuid_register_t

## Declaration

```occ
typedef enum cpuid_register_t : unsigned int {
    ...
} cpuid_register_t;
```

## Topics

### Constants

- [eax](kernel/cpuid_register_t/eax.md)
- [ebx](kernel/cpuid_register_t/ebx.md)
- [ecx](kernel/cpuid_register_t/ecx.md)
- [edx](kernel/cpuid_register_t/edx.md)