---
name: "nvme_id_ctrl_crcap-libnvme3"
section: "2"
platform: "linux"
package: "nvme-cli"
version: "3.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/nvme_id_ctrl_crcap-libnvme3"
---

# nvme\_id\_ctrl\_crcap-libnvme3(2)

Power Loss Signaling Information

## NAME

enum nvme\_id\_ctrl\_crcap - Power Loss Signaling Information

## SYNOPSIS

enum nvme\_id\_ctrl\_crcap {\
     **NVME\_CTRL\_CRCAP\_RRSUP\_SHIFT** , \
\
     **NVME\_CTRL\_CRCAP\_RGIDC\_SHIFT** , \
\
     **NVME\_CTRL\_CRCAP\_RRSUP\_MASK** , \
\
     **NVME\_CTRL\_CRCAP\_RGIDC\_MASK**

};

## Constants

- NVME\_CTRL\_CRCAP\_RRSUP\_SHIFT

  Shift amount to get the Reachability Reporting Supported from the *struct nvme\_id\_ctrl*.crcap field.

- NVME\_CTRL\_CRCAP\_RGIDC\_SHIFT

  Shift amount to get the Reachability Group ID Changeable from the *struct nvme\_id\_ctrl*.crcap field.

- NVME\_CTRL\_CRCAP\_RRSUP\_MASK

  Mask to get the Reachability Reporting Supported from the *struct nvme\_id\_ctrl*.crcap field.

- NVME\_CTRL\_CRCAP\_RGIDC\_MASK

  Mask to get the Reachability Group ID Changeable from the *struct nvme\_id\_ctrl*.crcap field.