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authorWonkyu Kim <wonkyu.kim@intel.com>2022-10-13 13:40:37 -0700
committerFelix Held <felix-coreboot@felixheld.de>2022-10-20 17:19:03 +0000
commit6a342360da6f8523fbbbb938cd11327d81d70ebe (patch)
tree63d9e2e0b133d9f3c29cde1826d366cb1fa40380
parente5f6ff88c468e93b00a3bd9216d33df8e8a079a5 (diff)
mb/google/rex: Skip sending the MBP HOB to save boot time
This change is to skip sending the MBP HOB since coreboot doesn't use it and also helps to reduce the boot time by ~40 ms. Boot time data Before: * 955:returning from FspSiliconInit 1,656,985 (274,416) After: * 955:returning from FspSiliconInit 1,593,036 (233,286) BUG=b:252410202 TEST=Verified that boot time is reduced by ~40 msec. Signed-off-by: Wonkyu Kim <wonkyu.kim@intel.com> Change-Id: I0d4f66940529b8d38d9658c769feba8b5c9b715e Reviewed-on: https://review.coreboot.org/c/coreboot/+/68418 Reviewed-by: Tarun Tuli <taruntuli@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Subrata Banik <subratabanik@google.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Kapil Porwal <kapilporwal@google.com>
-rw-r--r--src/mainboard/google/rex/variants/rex0/overridetree.cb2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/google/rex/variants/rex0/overridetree.cb b/src/mainboard/google/rex/variants/rex0/overridetree.cb
index 5cb3ad58b9..2e1c159670 100644
--- a/src/mainboard/google/rex/variants/rex0/overridetree.cb
+++ b/src/mainboard/google/rex/variants/rex0/overridetree.cb
@@ -69,6 +69,8 @@ chip soc/intel/meteorlake
[PchSerialIoIndexI2C5] = PchSerialIoPci,
}"
+ register "skip_mbp_hob" = "1"
+
# Intel Common SoC Config
#+-------------------+---------------------------+
#| Field | Value |