SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
brief: |
  Gets the data cache line size in bytes.
copyrights:
- Copyright (C) 2014, 2021 embedded brains GmbH (http://www.embedded-brains.de)
definition:
  default:
    attributes: null
    body: null
    params: []
    return: ${/c/if/size_t:/name}
  variants: []
description: null
enabled-by: true
index-entries: []
interface-type: function
links:
- role: interface-placement
  uid: header
- role: interface-ingroup
  uid: group
- role: constraint
  uid: /constraint/directive-ctx-any
- role: constraint
  uid: /constraint/directive-no-preempt
name: rtems_cache_get_data_line_size
notes: null
params: []
return:
  return: |
    Returns the data cache line size in bytes.  For multi-level caches this is
    the maximum of the cache line sizes of all levels.
  return-values:
  - description: |
      There is no data cache present.
    value: 0
type: interface