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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018/10/28 Bernard The unify RISC-V porting code.
*/
#ifndef TICK_H__
#define TICK_H__
//ask the CLINT for a timer interrupt.
#define CLINT (0x2000000L)
#define CLINT_MTIMECMP(hartid) (CLINT + 0x4000 + 4*(hartid))
#define CLINT_MTIME (CLINT + 0xBFF8) // cycles since boot.
int tick_isr(void);
int rt_hw_tick_init(void);
#endif
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