55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2015 Xilinx, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Use of the Software is limited solely to applications:
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* (a) running on a Xilinx device, or
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* (b) that interact with a Xilinx device through a bus or interconnect.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* XILINX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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/*********************************************************************
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* CONTENT
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* Timer interface, contains function to initialize timer and
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* global variable tick_count which stores total number of interrupts
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* generated by the timer.
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*********************************************************************/
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#ifndef _TIMER_H_
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#define _TIMER_H_
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#define TTC0_0_DEVICE_ID XPAR_XTTCPS_0_DEVICE_ID
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#define COUNT_PER_SEC (XPAR_XTTCPS_0_CLOCK_HZ / 65535)
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#define TTC_INT_ID0 XPAR_XTTCPS_0_INTR
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#define TIMER_PERIOD 3
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s32 TimerInit(u32 timeout);
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s32 TimerConfigure(u32 timer_period);
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extern volatile u32 TickCount;
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#endif /* _TIMER_H_ */
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