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c-user: Add control block acronyms

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Update #3993.
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Sebastian Huber 2021-01-15 14:08:16 +01:00
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c-user/glossary.rst
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.. SPDX-License-Identifier: CC-BY-SA-4.0 .. SPDX-License-Identifier: CC-BY-SA-4.0
.. Copyright (C) 2020 Richi Dubey (richidubey@gmail.com) .. Copyright (C) 2020 Richi Dubey (richidubey@gmail.com)
.. Copyright (C) 2017, 2019 embedded brains GmbH (http://www.embedded-brains.de) .. Copyright (C) 2017, 2021 embedded brains GmbH (http://www.embedded-brains.de)
.. Copyright (C) 1988, 1998 On-Line Applications Research Corporation (OAR) .. Copyright (C) 1988, 1998 On-Line Applications Research Corporation (OAR)
Glossary Glossary
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A term used to describe a task that has been unblocked and may be A term used to describe a task that has been unblocked and may be
scheduled to the CPU. scheduled to the CPU.
BCB
This term is an acronym for Barrier Control Block.
big endian big endian
A data representation scheme in which the bytes composing a numeric value A data representation scheme in which the bytes composing a numeric value
are arranged such that the most significant byte is at the lowest are arranged such that the most significant byte is at the lowest
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The state entered by a task after it is created and before it has been The state entered by a task after it is created and before it has been
started. started.
DPCB
This term is an acronym for Dual-Ported Memory Control Block.
dual-ported dual-ported
A term used to describe memory which can be accessed at two different A term used to describe memory which can be accessed at two different
addresses. addresses.
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error code error code
This term has the same meaning as :term:`status code`. This term has the same meaning as :term:`status code`.
ESCB
This term is an acronym for Extension Set Control Block.
events events
A method for task communication and synchronization. The directives A method for task communication and synchronization. The directives
provided by the event manager are used to service events. provided by the event manager are used to service events.
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A data structure associated with each partition used by RTEMS to manage A data structure associated with each partition used by RTEMS to manage
that partition. that partition.
PCB
This term is an acronym for Period Control Block.
pending pending
A term used to describe a task blocked waiting for an event, message, A term used to describe a task blocked waiting for an event, message,
semaphore, or signal. semaphore, or signal.