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SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
brief: |
Gets the nanoseconds elapsed since some time point during the system
initialization using ${/glossary/clock-monotonic:/term}.
copyrights:
- Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de)
- Copyright (C) 1988, 2008 On-Line Applications Research Corporation (OAR)
definition:
default:
attributes: null
body: null
params: []
return: ${/c/if/uint64_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-not-pre-qualified
- role: constraint
uid: /constraint/directive-ctx-any
- role: constraint
uid: /constraint/directive-no-preempt
- role: constraint
uid: /constraint/clock-driver
name: rtems_clock_get_uptime_nanoseconds
notes: null
params: []
return:
return: |
Returns the nanoseconds elapsed since some time point during the system
initialization and some point during the directive call using
${/glossary/clock-monotonic:/term}.
return-values: []
type: interface
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