[coreboot-gerrit] [S] Change in coreboot[master]: soc/intel/alderlake: Select X86_INIT_NEED_1_SIPI Kconfig for RPL

[Subrata Banik (Code Review)]

Attention is currently required from: Tarun Tuli, Kapil Porwal, Tim Wawrzynczak, Nick Vaccaro, Ivy Jian, Eric Lai.

Hello Tarun Tuli, Kapil Porwal, Tim Wawrzynczak, Nick Vaccaro, Ivy Jian, Nick Vaccaro, Eric Lai,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/68901

to look at the new patch set (#2).

Change subject: soc/intel/alderlake: Select X86_INIT_NEED_1_SIPI Kconfig for RPL
......................................................................

soc/intel/alderlake: Select X86_INIT_NEED_1_SIPI Kconfig for RPL

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.

Additionally, no performance degradation is observed while running
benchmarks.

Refer to Intel Technical White Paper number:751003 for more details.

BUG=b:211770003
TEST=Able to boot to ChromeOS with all cores are enabled.

Signed-off-by: Subrata Banik 
Change-Id: I1886bc5e60c2f6bc1e2f9d3c8d9c11799d2b53c5
---
M src/soc/intel/alderlake/Kconfig
1 file changed, 22 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/01/68901/2