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authorSubrata Banik <subratabanik@google.com>2022-11-24 23:48:13 +0530
committerSubrata Banik <subratabanik@google.com>2022-12-02 07:52:07 +0000
commitb95530486998889b5afce8df260a694a0333693c (patch)
treee8306646c6f01062837cd2df69d4a7c2a32e777e /src/soc/intel/icelake/chip.h
parentadbef6d2b3d46b3deaca49e93eb6e1b905c0ae61 (diff)
soc/intel/meteorlake: Allow sending late EOP cmd to CSE
This patch selects SOC_INTEL_CSE_SEND_EOP_LATE config to let IA common code to skip sending CSE EOP cmd during finalize operation rather uses boot state machine (either payload load or payload boot) to delay in sending EOP cmd to CSE. BUG=b:260041679 TEST=Able to boot to Google/Rex with this patch and observed ~150ms savings in boot time Without this patch: 942:before sending EOP to ME 1,795,702 (354) 943:after sending EOP to ME 1,950,526 (154,824) With this patch: 942:before sending EOP to ME 2,051,406 (35,484) 943:after sending EOP to ME 2,057,583 (6,177) Signed-off-by: Subrata Banik <subratabanik@google.com> Change-Id: I7d44d5eff890ac78e3075d49cc249f740686dd0d Reviewed-on: https://review.coreboot.org/c/coreboot/+/69999 Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com> Reviewed-by: Kapil Porwal <kapilporwal@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/icelake/chip.h')
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