From a585358f9bb9ac417af1b8b03d08b573ca692d6a Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Sat, 6 May 2017 12:40:15 -0700 Subject: soc/intel/skylake: Enable PARALLEL_MP_AP_WORK With change a4b11e5c90 (soc/intel/skylake: Perform CPU MP Init before FSP-S Init) to perform CPU MP init before FSP-S init, MTRR programming was moved to be performed after CPU init is done. However, in order to allow callbacks after MP init, PARALLEL_MP_AP_WORK needs to be enabled. Since this option was not selected, MTRR programming always failed in ramstage for Skylake / Kaby Lake mainboards. BUG=b:36656098 TEST=Verified 2500+ cycles of suspend resume on poppy. Change-Id: I22a8f6ac90ba35075ff97dd57bab66c129f3e771 Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/19608 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/soc/intel/skylake/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/src/soc/intel/skylake/Kconfig b/src/soc/intel/skylake/Kconfig index 515de91344..fba6f7f0b9 100644 --- a/src/soc/intel/skylake/Kconfig +++ b/src/soc/intel/skylake/Kconfig @@ -38,6 +38,7 @@ config CPU_SPECIFIC_OPTIONS select NO_FIXED_XIP_ROM_SIZE select MRC_SETTINGS_PROTECT select PARALLEL_MP + select PARALLEL_MP_AP_WORK select PCIEXP_ASPM select PCIEXP_COMMON_CLOCK select PCIEXP_CLK_PM -- cgit v1.2.3