---
name: "nvme_id_ctrl_dctype-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_dctype-libnvme3"
---

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

Discovery Controller types

## NAME

enum nvme\_id\_ctrl\_dctype - Discovery Controller types

## SYNOPSIS

enum nvme\_id\_ctrl\_dctype {\
     **NVME\_CTRL\_DCTYPE\_NOT\_REPORTED** , \
\
     **NVME\_CTRL\_DCTYPE\_DDC** , \
\
     **NVME\_CTRL\_DCTYPE\_CDC**

};

## Constants

- NVME\_CTRL\_DCTYPE\_NOT\_REPORTED

  Not reported (I/O, Admin, and pre-TP8010)

- NVME\_CTRL\_DCTYPE\_DDC

  Direct Discovery controller

- NVME\_CTRL\_DCTYPE\_CDC

  Central Discovery controller