diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2021-11-03 16:53:40 -0600 |
|---|---|---|
| committer | Paul Fagerburg <pfagerburg@chromium.org> | 2021-11-08 14:46:40 +0000 |
| commit | dc45951e88d4833241f475ad85663a077906ef00 (patch) | |
| tree | e2993be6a720c9bc19782c12a62ab6eb2ac333ce /src/drivers | |
| parent | 61c9cd9890598e64519ee32f6aca20a36f97d2a6 (diff) | |
drivers/elog/elog: Add timestamps to elog_init
elog init requires doing a lot of SPI transactions. This change makes it
clear how long we spend initializing elog.
BUG=b:179699789
TEST=Boot guybrush and see elog init timestamps
114:started elog init 3,029,116 (88)
115:finished elog init 3,071,281 (42,165)
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ia92372dd76535e06eb3b8a08b53e80ddb38b7a8f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58957
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/elog/elog.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/drivers/elog/elog.c b/src/drivers/elog/elog.c index ca2ec6ecd6..37df182a8d 100644 --- a/src/drivers/elog/elog.c +++ b/src/drivers/elog/elog.c @@ -16,6 +16,7 @@ #include <smbios.h> #include <stdint.h> #include <string.h> +#include <timestamp.h> #define ELOG_MIN_AVAILABLE_ENTRIES 2 /* Shrink when this many can't fit */ #define ELOG_SHRINK_PERCENTAGE 25 /* Percent of total area to remove */ @@ -749,6 +750,9 @@ int elog_init(void) } elog_state.elog_initialized = ELOG_BROKEN; + if (!ENV_SMM) + timestamp_add_now(TS_ELOG_INIT_START); + elog_debug("%s()\n", __func__); /* Set up the backing store */ @@ -781,6 +785,10 @@ int elog_init(void) if (ENV_PAYLOAD_LOADER) elog_add_boot_count(); + + if (!ENV_SMM) + timestamp_add_now(TS_ELOG_INIT_END); + return 0; } |