1 /* 2 * Copyright (C) 2012 ARM Limited 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 #ifndef __ASM_VDSO_DATAPAGE_H 17 #define __ASM_VDSO_DATAPAGE_H 18 19 #ifdef __KERNEL__ 20 21 #ifndef __ASSEMBLY__ 22 23 struct vdso_data { 24 __u64 cs_cycle_last; /* Timebase at clocksource init */ 25 __u64 xtime_clock_sec; /* Kernel time */ 26 __u64 xtime_clock_nsec; 27 __u64 xtime_coarse_sec; /* Coarse time */ 28 __u64 xtime_coarse_nsec; 29 __u64 wtm_clock_sec; /* Wall to monotonic time */ 30 __u64 wtm_clock_nsec; 31 __u32 tb_seq_count; /* Timebase sequence counter */ 32 __u32 cs_mult; /* Clocksource multiplier */ 33 __u32 cs_shift; /* Clocksource shift */ 34 __u32 tz_minuteswest; /* Whacky timezone stuff */ 35 __u32 tz_dsttime; 36 __u32 use_syscall; 37 }; 38 39 #endif /* !__ASSEMBLY__ */ 40 41 #endif /* __KERNEL__ */ 42 43 #endif /* __ASM_VDSO_DATAPAGE_H */ 44