From 28e1d0ea551cd37cacbfe7d080345daa6fb3ad91 Mon Sep 17 00:00:00 2001 From: Srinidhi N Kaushik Date: Wed, 25 Nov 2020 21:57:37 -0800 Subject: soc/intel/common/fast_spi: Add Lockdown of extended BIOS region This change adds support to Lock down the configuration of extended BIOS region. This is done as part of fast_spi_lockdown_cfg() so that it is consistent with the other lockdown. Change includes: 1. New helper function fast_spi_lock_ext_bios_cfg() added that will basically set EXT_BIOS_LOCK. BUG=b:171534504 Signed-off-by: Srinidhi N Kaushik Change-Id: I730fc12a9c5ca8bb4a1f946cad45944dda8e0518 Reviewed-on: https://review.coreboot.org/c/coreboot/+/48068 Reviewed-by: Furquan Shaikh Tested-by: build bot (Jenkins) --- src/soc/intel/common/block/include/intelblocks/fast_spi.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/soc/intel/common/block/include/intelblocks') diff --git a/src/soc/intel/common/block/include/intelblocks/fast_spi.h b/src/soc/intel/common/block/include/intelblocks/fast_spi.h index e3ffa6a39a..e742a27a42 100644 --- a/src/soc/intel/common/block/include/intelblocks/fast_spi.h +++ b/src/soc/intel/common/block/include/intelblocks/fast_spi.h @@ -22,6 +22,10 @@ void fast_spi_set_bios_interface_lock_down(void); * Set FAST_SPIBAR BIOS Control LE bit. */ void fast_spi_set_lock_enable(void); +/* + * Set FAST_SPIBAR BIOS Control Ext Bios LE bit. + */ +void fast_spi_set_ext_bios_lock_enable(void); /* * Set FAST_SPIBAR BIOS Control EISS bit. */ -- cgit v1.2.3