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authorSubrata Banik <subratabanik@google.com>2022-11-21 17:39:57 +0530
committerSubrata Banik <subratabanik@google.com>2022-11-23 13:30:51 +0000
commit6a22c5f8ee5b9883f0a99d786491d6d70eb167d7 (patch)
treebe2e6200f2669292c1f72f59f782e91e11356e3e /src/commonlib/iobuf.c
parent8c974509ea90eec18e22027c3e71de3e875fc964 (diff)
soc/intel/meteorlake: Select X86_INIT_NEED_1_SIPI Kconfig
This patch helps to save 10.200ms of booting time without any issue seen during MP Init. All cores are out from reset and alive. Port the Alder Lake 'commit 6526e7896727 ("soc/intel/alderlake: Select X86_INIT_NEED_1_SIPI Kconfig for RPL")' also to Meteor Lake. Additionally, no performance degradation is observed while running benchmarks. BUG=b:211770003 TEST=Able to boot Google, Rex to ChromeOS with all cores enabled. Without this patch: 30:device enumeration 1,480,217 (28,232) With this patch: 30:device enumeration 1,472,466 (18,334) Signed-off-by: Subrata Banik <subratabanik@google.com> Change-Id: Iec21470b9b34514169789c39bdc3be4e4ff6c7b5 Reviewed-on: https://review.coreboot.org/c/coreboot/+/69851 Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Reviewed-by: Kapil Porwal <kapilporwal@google.com> Reviewed-by: Tarun Tuli <taruntuli@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/commonlib/iobuf.c')
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