From 8dcd62d705fb3058f7c36e554840c3df69f244ce Mon Sep 17 00:00:00 2001 From: Srinidhi N Kaushik Date: Wed, 2 Dec 2020 17:20:24 -0800 Subject: soc/intel/common/dmi: Add support for locking down SRL This change adds support to lock down the DMI configuration in dmi_lockdown_cfg() by setting Secure Register Lock (SRL) bit in DMI control register. BUG=b:171534504 Signed-off-by: Srinidhi N Kaushik Change-Id: I98a82ce4a2f73f8a1504e5ddf77ff2e81ae3f53f Reviewed-on: https://review.coreboot.org/c/coreboot/+/48258 Reviewed-by: Duncan Laurie Reviewed-by: Furquan Shaikh Tested-by: build bot (Jenkins) --- src/soc/intel/common/block/include/intelblocks/dmi.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/soc/intel/common/block') diff --git a/src/soc/intel/common/block/include/intelblocks/dmi.h b/src/soc/intel/common/block/include/intelblocks/dmi.h index 55bf20d40d..8b12602434 100644 --- a/src/soc/intel/common/block/include/intelblocks/dmi.h +++ b/src/soc/intel/common/block/include/intelblocks/dmi.h @@ -8,6 +8,9 @@ #define PCR_DMI_DMICTL 0x2234 #define PCR_DMI_DMICTL_SRLOCK (1 << 31) +#define PCR_DMI_GCS 0x274C +#define PCR_DMI_GCS_BILD (1 << 0) + /* * Takes base, size and destination ID and configures the GPMR * for accessing the region. -- cgit v1.2.3