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70 lines
2.4 KiB
C
Executable File
70 lines
2.4 KiB
C
Executable File
/*
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* Copyright (c) 2010, Kelvin Lawson. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. No personal names or organizations' names associated with the
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* Atomthreads project may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE ATOMTHREADS PROJECT AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __ATOM_TIMER_H
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#define __ATOM_TIMER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "atomport.h"
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/* Callback function prototype */
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typedef void ( * TIMER_CB_FUNC ) ( POINTER cb_data ) ;
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/* Data structures */
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/* Timer descriptor */
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typedef struct atom_timer
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{
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TIMER_CB_FUNC cb_func; /* Callback function */
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POINTER cb_data; /* Pointer to callback parameter/data */
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uint32_t cb_ticks; /* Ticks until callback */
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/* Internal data */
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struct atom_timer *next_timer; /* Next timer in doubly-linked list */
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} ATOM_TIMER;
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/* Function prototypes */
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extern uint8_t atomTimerRegister (ATOM_TIMER *timer_ptr);
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extern uint8_t atomTimerCancel (ATOM_TIMER *timer_ptr);
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extern uint8_t atomTimerDelay (uint32_t ticks);
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extern uint32_t atomTimeGet (void);
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extern void atomTimeSet (uint32_t new_time);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ATOM_TIMER_H */
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