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| author | Zhaoming Luo <zhmingluo@163.com> | 2024-12-24 09:57:51 +0800 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-12-29 02:22:29 +0100 |
| commit | fc494bfe3fb6363e1077dc035eb119970d84a9d1 (patch) | |
| tree | 271db20499a280503ad5b046436fd9dd54dd5b25 /kern/mach_clock.h | |
| parent | 0bd3b64ff3af9a7c1b65bafb5cbf5189c52dc85a (diff) | |
| download | gnumach-fc494bfe3fb6363e1077dc035eb119970d84a9d1.tar.gz gnumach-fc494bfe3fb6363e1077dc035eb119970d84a9d1.tar.bz2 gnumach-fc494bfe3fb6363e1077dc035eb119970d84a9d1.zip | |
kern: Add a mach host operation which returns elapsed time since bootup
Add host_get_uptime64() mach interface operation. It can be used to get
the time passed since the boot up.
* doc/mach.texi: Add the documentation for the operation
* include/mach/mach_host.defs: Add the interface
* include/mach/time_value.h: Extend the mappable time variable
* kern/mach_clock.c: Operation implementation
* kern/mach_clock.h: Add a new variable for storing uptime
Signed-off-by: Zhaoming Luo <zhmingluo@163.com>
Message-ID: <20241224015751.1282-1-zhmingluo@163.com>
Diffstat (limited to 'kern/mach_clock.h')
| -rw-r--r-- | kern/mach_clock.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kern/mach_clock.h b/kern/mach_clock.h index 04ed4b99..d4f04f5e 100644 --- a/kern/mach_clock.h +++ b/kern/mach_clock.h @@ -41,6 +41,7 @@ extern int hz; /* number of ticks per second */ extern int tick; /* number of usec per tick */ extern time_value64_t time; /* wallclock time (unadjusted) */ +extern time_value64_t uptime; /* time since bootup */ typedef void timer_func_t(void *); |