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| author | Meco Man <[email protected]> | 2020-12-30 03:44:37 -0600 |
|---|---|---|
| committer | GitHub <[email protected]> | 2020-12-30 03:44:37 -0600 |
| commit | 4a4f00de6bf553a7b047acb2f43b38693c0afaa2 (patch) | |
| tree | a7db2443e8409bf1304291c583498340364ba6e8 /src/clock.c | |
| parent | 3bca2cfb418f03c529fc8563b62c19d391caf90b (diff) | |
| parent | 4c399f88bb15416e833e9b86ad9de46807ca12e0 (diff) | |
Merge pull request #8 from RT-Thread/master
pr
Diffstat (limited to 'src/clock.c')
| -rw-r--r-- | src/clock.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/clock.c b/src/clock.c index 9fd276cf6f..66923e5c00 100644 --- a/src/clock.c +++ b/src/clock.c @@ -13,6 +13,7 @@ * 2010-07-13 Bernard fix rt_tick_from_millisecond issue found by kuronca * 2011-06-26 Bernard add rt_tick_set function. * 2018-11-22 Jesven add per cpu tick + * 2020-12-29 Meco Man add function rt_tick_get_millisecond() */ #include <rthw.h> @@ -116,5 +117,21 @@ rt_tick_t rt_tick_from_millisecond(rt_int32_t ms) } RTM_EXPORT(rt_tick_from_millisecond); +/** + * This function will provide the passed millisecond from boot. + * + * @return passed millisecond from boot + */ +RT_WEAK rt_tick_t rt_tick_get_millisecond(void) +{ +#if 1000 % RT_TICK_PER_SECOND == 0u + return rt_tick_get() * (1000u / RT_TICK_PER_SECOND); +#else + #warning "rt-thread cannot provide a correct 1ms-based tick any longer,\ + please redefine this function in another file by using a high-precision hard-timer." + return 0; +#endif +} + /**@}*/ |