rt-thread-official/libcpu/aarch64/common/gtimer.h

34 lines
746 B
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2011-12-20 GuEe-GUI first version
*/
#ifndef __GTIMER_H__
#define __GTIMER_H__
#include <rtdef.h>
void rt_hw_gtimer_init(void);
void rt_hw_gtimer_local_enable(void);
void rt_hw_gtimer_local_disable(void);
void rt_hw_gtimer_enable();
rt_inline void rt_hw_gtimer_disable(void)
{
__asm__ volatile ("msr CNTP_CTL_EL0, xzr":::"memory");
}
void rt_hw_set_gtimer_val(rt_uint64_t value);
rt_uint64_t rt_hw_get_gtimer_val();
rt_uint64_t rt_hw_get_cntpct_val();
rt_uint64_t rt_hw_get_gtimer_frq();
rt_uint64_t rt_hw_set_gtimer_frq(rt_uint64_t value);
#endif /* __GTIMER_H__ */