---
title: kIOPMRootDomainState
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1645009-anonymous/kiopmrootdomainstate
---

# kIOPMRootDomainState

## Declaration

```occ
kIOPMRootDomainState = 0x00000200
```

## Discussion

Discussion An indication that the power flags represent the state of the root power domain. This bit must not be set in the IOPMPowerState structure. Power Management may pass this bit to initialPowerStateForDomainState() or powerStateForDomainState() to map from a global system state to the desired device state.