seL4/include/drivers/timer/arm_priv.h
Qian Ge 512a0200de replacing all ifndef with pargma once
All the kernel header files now use pargma once rather than the ifndef,
as the pre-processed C files do not change while header files
are protected with pargma once. This will also solve any naming issues
caused by ifndef.
2020-03-23 11:04:46 +11:00

25 lines
432 B
C

/*
* Copyright 2020, Data61, CSIRO (ABN 41 687 119 230)
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#pragma once
#define TMR_INTS_EVENT BIT(0)
/* 32 bit down counter */
struct timer {
uint32_t load;
uint32_t count;
uint32_t ctrl;
uint32_t ints;
};
typedef volatile struct timer timer_t;
extern timer_t *const priv_timer;
static inline void resetTimer(void)
{
priv_timer->ints = TMR_INTS_EVENT;
}