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soc/intel/skylake: Add option to toggle Hyper-Threading 

Tested on Supermicro X11SSH-TF.

Change-Id: I3ebab68ff868c78105bb4b35abffb92f3ccf1705
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35208
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
This commit is contained in:
Patrick Rudolph 2019-09-02 09:35:21 +02:00 committed by Patrick Rudolph
parent 0328a723b8
commit 203061c24a
2 changed files with 6 additions and 0 deletions
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5
src/soc/intel/skylake/Kconfig
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@ -78,6 +78,11 @@ config CPU_SPECIFIC_OPTIONS
select TSC_SYNC_MFENCE select TSC_SYNC_MFENCE
select UDELAY_TSC select UDELAY_TSC
config FSP_HYPERTHREADING
bool "Enable Hyper-Threading"
depends on MAINBOARD_USES_FSP2_0
default y
config CPU_INTEL_NUM_FIT_ENTRIES config CPU_INTEL_NUM_FIT_ENTRIES
int int
default 10 default 10

1
src/soc/intel/skylake/romstage/romstage_fsp20.c
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@ -252,6 +252,7 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg,
m_cfg->PchHpetDeviceNumber = V_P2SB_HBDF_DEV; m_cfg->PchHpetDeviceNumber = V_P2SB_HBDF_DEV;
m_cfg->PchHpetFunctionNumber = V_P2SB_HBDF_FUN; m_cfg->PchHpetFunctionNumber = V_P2SB_HBDF_FUN;
} }
m_cfg->HyperThreading = CONFIG(FSP_HYPERTHREADING);
} }
static void soc_primary_gfx_config_params(FSP_M_CONFIG *m_cfg, static void soc_primary_gfx_config_params(FSP_M_CONFIG *m_cfg,