diff options
Diffstat (limited to 'src/include/timestamp.h')
| -rw-r--r-- | src/include/timestamp.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/src/include/timestamp.h b/src/include/timestamp.h index 04d5c12761..951032c1e7 100644 --- a/src/include/timestamp.h +++ b/src/include/timestamp.h @@ -21,12 +21,10 @@ #if CONFIG(COLLECT_TIMESTAMPS) /* - * timestamp_init() needs to be called once for each of these cases: - * 1. __PRE_RAM__ (bootblock, romstage, verstage, etc) and - * 2. !__PRE_RAM__ (ramstage) - * The latter is taken care of by the generic coreboot infrastructure so - * it's up to the chipset/arch to call timestamp_init() in *one* of - * the __PRE_RAM__ stages. If multiple calls are made timestamps will be lost. + * timestamp_init() needs to be called once in *one* of the ENV_ROMSTAGE_OR_BEFORE + * stages (bootblock, romstage, verstage, etc). It's up to the chipset/arch + * to make the call in the earliest stage, otherwise some timestamps will be lost. + * For x86 ENV_ROMSTAGE call must be made before CAR is torn down. */ void timestamp_init(uint64_t base); /* |