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rcitach
49 lines
929 B
C
49 lines
929 B
C
/*
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* Copyright (c) 2006-2024 RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2024-07-04 rcitach init ver.
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*/
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#ifndef RT_VDSO_DATA_PAGE_H
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#define RT_VDSO_DATA_PAGE_H
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#include <stdint.h>
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#include <time.h>
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#include <sys/types.h>
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#include "vdso_constants.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define RT_VDSO_CLOCK_ID_MAX 16
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#define RT_VDSO_NSEC_PER_SEC 1000000000ULL
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#define RT_VDSO_FLAG_REALTIME_VALID (1ULL << 0)
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enum rt_vdso_clock_data_index
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{
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RT_VDSO_CLOCK_REALTIME_INDEX = 0,
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RT_VDSO_CLOCK_MONOTONIC_INDEX,
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RT_VDSO_CLOCK_DATA_COUNT,
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};
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struct rt_vdso_data_page
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{
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uint32_t seq_counter;
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uint32_t reserved0;
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uint64_t flags;
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uint64_t counter_last;
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uint64_t counter_freq;
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struct timespec base_time[RT_VDSO_CLOCK_DATA_COUNT];
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};
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#ifdef __cplusplus
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}
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#endif
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#endif /* RT_VDSO_DATA_PAGE_H */
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