From 069b6d0479aa64cbbc7367a157548edcb04651dc Mon Sep 17 00:00:00 2001
From: Subrata Banik <subratabanik@google.com>
Date: Mon, 15 Aug 2022 16:38:49 +0530
Subject: soc/intel/alderlake: Perform TME core activation on all CPUs

This patch runs `set_tme_core_activate()` on all CPUs (BSP+APs) as
per Alder Lake Processor EDS.

TEST= Able to build and boot Google/Redrix.
Dumping MSR 0x9FF on all logical processors shows zero value being
set.

Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I130480d4fba413d47d0d0137932ec1fb041a88d8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66753
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Tarun Tuli <taruntuli@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 src/soc/intel/alderlake/cpu.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/soc/intel/alderlake')

diff --git a/src/soc/intel/alderlake/cpu.c b/src/soc/intel/alderlake/cpu.c
index f9e8f6f2fa..dce5478f80 100644
--- a/src/soc/intel/alderlake/cpu.c
+++ b/src/soc/intel/alderlake/cpu.c
@@ -140,6 +140,9 @@ void soc_core_init(struct device *cpu)
 			set_energy_perf_pref(conf->energy_perf_pref_value);
 	/* Enable Turbo */
 	enable_turbo();
+
+	if (is_tme_supported())
+		set_tme_core_activate();
 }
 
 static void per_cpu_smm_trigger(void)
-- 
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