kernel/arch/nds32/include/asm/vdso_datapage.h

38 lines
1.1 KiB
C
Raw Normal View History

2024-07-22 17:22:30 +08:00
/* SPDX-License-Identifier: GPL-2.0 */
// Copyright (C) 2012 ARM Limited
// Copyright (C) 2005-2017 Andes Technology Corporation
#ifndef __ASM_VDSO_DATAPAGE_H
#define __ASM_VDSO_DATAPAGE_H
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
struct vdso_data {
bool cycle_count_down; /* timer cyclye counter is decrease with time */
u32 cycle_count_offset; /* offset of timer cycle counter register */
u32 seq_count; /* sequence count - odd during updates */
u32 xtime_coarse_sec; /* coarse time */
u32 xtime_coarse_nsec;
u32 wtm_clock_sec; /* wall to monotonic offset */
u32 wtm_clock_nsec;
u32 xtime_clock_sec; /* CLOCK_REALTIME - seconds */
u32 cs_mult; /* clocksource multiplier */
u32 cs_shift; /* Cycle to nanosecond divisor (power of two) */
u32 hrtimer_res; /* hrtimer resolution */
u64 cs_cycle_last; /* last cycle value */
u64 cs_mask; /* clocksource mask */
u64 xtime_clock_nsec; /* CLOCK_REALTIME sub-ns base */
u32 tz_minuteswest; /* timezone info for gettimeofday(2) */
u32 tz_dsttime;
};
#endif /* !__ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* __ASM_VDSO_DATAPAGE_H */