---
title: kIOInterruptTypePCIMessagedX
framework: pcidriverkit
role: symbol
role_heading: Enumeration Case
path: pcidriverkit/kiointerrupttypepcimessagedx
---

# kIOInterruptTypePCIMessagedX

An extended message signal interrupt (MSI-X) type for a PCI device.

## Declaration

```occ
kIOInterruptTypePCIMessagedX
```

## See Also

### Types

- [kIOInterruptTypePCIMessaged](pcidriverkit/kiointerrupttypepcimessaged.md)