blob: df8e24282ae5ec42390511c857b4b623da145ce2 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
/* SPDX-License-Identifier: GPL-3.0-or-later */
/* Copyright 2021 - 2022, Kim Kuparinen < kimi.h.kuparinen@gmail.com > */
#ifndef KMI_ARCH_TIMER_H
#define KMI_ARCH_TIMER_H
/**
* @file timer.h
* Arch-specific timer handling, generally implemented in
* arch/whatever/timer.c
*/
#include <kmi/timer.h>
#if defined(riscv64)
#include "../../arch/riscv64/include/timer.h"
#elif defined(riscv32)
#include "../../arch/riscv32/include/timer.h"
#endif
/**
* Get hardware timer frequency.
*
* @param fdt Global FDT pointer.
* @return Hardware timer frequency, ticks/sec.
*/
ticks_t stat_timer(const void *fdt);
/**
* Set up timer interrupt for absolute ticks.
*
* @param ticks Time point for timer to trigger.
* \todo Should maybe be stat_t?
*/
void set_timer(ticks_t ticks);
/**
* Get current ticks.
*
* @return Current tick count.
*/
ticks_t current_ticks();
#endif /* KMI_ARCH_TIMER_H */
|
