SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
brief: |
  Registers the device specified by the device major and minor numbers in the
  file system under the specified name.
copyrights:
- Copyright (C) 2020 embedded brains GmbH & Co. KG
- Copyright (C) 1988, 2008 On-Line Applications Research Corporation (OAR)
definition:
  default:
    attributes: null
    body: null
    params:
    - const char *${.:/params[0]/name}
    - ${device-major-number:/name} ${.:/params[1]/name}
    - ${device-minor-number:/name} ${.:/params[2]/name}
    return: ${../../status/if/code:/name}
  variants: []
description: null
enabled-by: true
index-entries:
- register a device in the file system
interface-type: function
links:
- role: interface-placement
  uid: header
- role: interface-ingroup
  uid: group
- role: constraint
  uid: /constraint/directive-not-pre-qualified
name: rtems_io_register_name
notes: |
  The device is registered as a character device.
params:
- description: |
    is the device name in the file system.
  dir: null
  name: device_name
- description: |
    is the device major number.
  dir: null
  name: major
- description: |
    is the device minor number.
  dir: null
  name: minor
return:
  return: null
  return-values:
  - description: |
      The requested operation was successful.
    value: ${../../status/if/successful:/name}
  - description: |
      The name was already in use or other errors occurred.
    value: ${../../status/if/too-many:/name}
type: interface