RTEMS 6.1-rc7
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watchdog.h
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1/* SPDX-License-Identifier: BSD-2-Clause */
2
13/*
14 * COPYRIGHT (c) 1989-2009.
15 * On-Line Applications Research Corporation (OAR).
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions
19 * are met:
20 * 1. Redistributions of source code must retain the above copyright
21 * notice, this list of conditions and the following disclaimer.
22 * 2. Redistributions in binary form must reproduce the above copyright
23 * notice, this list of conditions and the following disclaimer in the
24 * documentation and/or other materials provided with the distribution.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
27 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
30 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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37 */
38
39#ifndef _RTEMS_SCORE_WATCHDOG_H
40#define _RTEMS_SCORE_WATCHDOG_H
41
43#include <rtems/score/chain.h>
44#include <rtems/score/rbtree.h>
45
46struct Per_CPU_Control;
47
48#ifdef __cplusplus
49extern "C" {
50#endif
51
71
78
86
90typedef struct {
94 RBTree_Control Watchdogs;
95
102
113 union {
119
126
127#if defined(RTEMS_SMP)
129 struct Per_CPU_Control *cpu;
130#endif
131
134
136 uint64_t expire;
137};
138
141#ifdef __cplusplus
142}
143#endif
144
145#endif
146/* end of include file */
This header file provides basic definitions used by the API and the implementation.
void Watchdog_Service_routine
Return type from a Watchdog Service Routine.
Definition: watchdog.h:77
Watchdog_Service_routine(* Watchdog_Service_routine_entry)(Watchdog_Control *)
Pointer to a watchdog service routine.
Definition: watchdog.h:85
This header file provides interfaces of the Red-Black Tree Handler which are used by the implementati...
This header file provides interfaces of the Chain Handler which are used by the implementation and th...
This structure represents a chain node.
Definition: chain.h:78
Per CPU Core Structure.
Definition: percpu.h:384
Red-black tree node.
Definition: rbtree.h:73
The control block used to manage each watchdog timer.
Definition: watchdog.h:109
RBTree_Node RBTree
this field is a red-black tree node structure and allows this to be placed on a red-black tree used t...
Definition: watchdog.h:118
uint64_t expire
This field is the expiration time point.
Definition: watchdog.h:136
Watchdog_Service_routine_entry routine
This field is the function to invoke.
Definition: watchdog.h:133
union Watchdog_Control::@4413 Node
Nodes for the watchdog.
Chain_Node Chain
this field is a chain node structure and allows this to be placed on a chain used to manage pending w...
Definition: watchdog.h:124
The watchdog header to manage scheduled watchdogs.
Definition: watchdog.h:90
RBTree_Node * first
The scheduled watchdog with the earliest expiration time or NULL in case no watchdog is scheduled.
Definition: watchdog.h:100
RBTree_Control Watchdogs
Red-black tree of scheduled watchdogs sorted by expiration time.
Definition: watchdog.h:94