RTEMS: bsps/arm/atsam/include/libchip/include/timetick.h Source File

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timetick.h
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1/* ---------------------------------------------------------------------------- */
2/* Atmel Microcontroller Software Support */
3/* SAM Software Package License */
4/* ---------------------------------------------------------------------------- */
5/* Copyright (c) 2015, Atmel Corporation */
6/* */
7/* All rights reserved. */
8/* */
9/* Redistribution and use in source and binary forms, with or without */
10/* modification, are permitted provided that the following condition is met: */
11/* */
12/* - Redistributions of source code must retain the above copyright notice, */
13/* this list of conditions and the disclaimer below. */
14/* */
15/* Atmel's name may not be used to endorse or promote products derived from */
16/* this software without specific prior written permission. */
17/* */
18/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */
19/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
20/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */
21/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */
22/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
23/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
24/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
25/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
26/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
27/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
28/* ---------------------------------------------------------------------------- */
29
51#ifndef _TIMETICK_
52#define _TIMETICK_
53
54/*----------------------------------------------------------------------------
55 * Headers
56 *----------------------------------------------------------------------------*/
57
58#include <stdint.h>
59
60/*----------------------------------------------------------------------------
61 * Definitions
62 *----------------------------------------------------------------------------*/
63
64 typedef struct {
65 volatile uint32_t *pTimer1;
66 volatile uint32_t *pTimer2;
67 volatile uint32_t *pTimer3;
68 volatile uint32_t *pTimer4;
69} SyTickDelayCounter_t;
70
71/*----------------------------------------------------------------------------
72 * Definitions
73 *----------------------------------------------------------------------------*/
74 typedef struct _TimeEvent {
75 uint32_t event;
76 uint32_t time_tick;
77 uint32_t time_start;
78 uint32_t occur;
79 struct _TimeEvent *pPreEvent;
80 struct _TimeEvent *pNextEvent;
81} TimeEvent;
82
83/*----------------------------------------------------------------------------
84 * Global functions
85 *----------------------------------------------------------------------------*/
86
87uint32_t TimeTick_Configure(void);
88
89void TimeTick_Increment(uint32_t dwInc);
90
91uint32_t GetDelayInTicks(uint32_t startTick, uint32_t endTick);
92
93uint32_t GetTicks(void);
94
95void Wait(volatile uint32_t dwMs);
96
97void Sleep(volatile uint32_t dwMs);
98
99extern void SetTimeEvent(TimeEvent *pEvent);
100
101#endif /* _TIMETICK_ */
SyTickDelayCounter_t
Definition: timetick.h:64
_TimeEvent
Definition: timetick.h:74