diff options
Diffstat (limited to 'src/lib/timestamp.c')
| -rw-r--r-- | src/lib/timestamp.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/lib/timestamp.c b/src/lib/timestamp.c index ca25093423..21b3d29a53 100644 --- a/src/lib/timestamp.c +++ b/src/lib/timestamp.c @@ -278,6 +278,10 @@ static void timestamp_sync_cache_to_cbmem(int is_recovery) if (ts_cbmem_table->base_time == 0) ts_cbmem_table->base_time = ts_cache_table->base_time; + /* Seed the timestamp tick frequency in ramstage. */ + if (ENV_RAMSTAGE) + ts_cbmem_table->tick_freq_mhz = timestamp_tick_freq_mhz(); + /* Cache no longer required. */ ts_cache_table->num_entries = 0; ts_cache->cache_state = TIMESTAMP_CACHE_NOT_NEEDED; @@ -299,3 +303,9 @@ uint64_t __attribute__((weak)) timestamp_get(void) return mono_time_diff_microseconds(&t1, &t2); } + +/* Like timestamp_get() above this matches up with microsecond granularity. */ +int __attribute__((weak)) timestamp_tick_freq_mhz(void) +{ + return 1; +} |