linux/arch/ia64/kernel/fsyscall_gtod_data.h
Tony Luck 0aa366f351 [IA64] Convert to generic timekeeping/clocksource
This is a merge of Peter Keilty's initial patch (which was
revived by Bob Picco) for this with Hidetoshi Seto's fixes
and scaling improvements.

Acked-by: Bob Picco <bob.picco@hp.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
2007-07-20 11:22:30 -07:00

24 lines
539 B
C

/*
* (c) Copyright 2007 Hewlett-Packard Development Company, L.P.
* Contributed by Peter Keilty <peter.keilty@hp.com>
*
* fsyscall gettimeofday data
*/
struct fsyscall_gtod_data_t {
seqlock_t lock;
struct timespec wall_time;
struct timespec monotonic_time;
cycle_t clk_mask;
u32 clk_mult;
u32 clk_shift;
void *clk_fsys_mmio;
cycle_t clk_cycle_last;
} __attribute__ ((aligned (L1_CACHE_BYTES)));
struct itc_jitter_data_t {
int itc_jitter;
cycle_t itc_lastcycle;
} __attribute__ ((aligned (L1_CACHE_BYTES)));