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authorSrinidhi N Kaushik <srinidhi.n.kaushik@intel.com>2020-11-25 21:57:37 -0800
committerFurquan Shaikh <furquan@google.com>2020-12-08 22:58:22 +0000
commit28e1d0ea551cd37cacbfe7d080345daa6fb3ad91 (patch)
treee03feb06a57ad163191d34aadc78e02b56d78bbb /src/soc/intel/common/block/include/intelblocks
parent4eb489fb0f2d2ca3a1da2ad3ca0f608d503182ee (diff)
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 <srinidhi.n.kaushik@intel.com> Change-Id: I730fc12a9c5ca8bb4a1f946cad45944dda8e0518 Reviewed-on: https://review.coreboot.org/c/coreboot/+/48068 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/common/block/include/intelblocks')
-rw-r--r--src/soc/intel/common/block/include/intelblocks/fast_spi.h4
1 files changed, 4 insertions, 0 deletions
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
@@ -23,6 +23,10 @@ void fast_spi_set_bios_interface_lock_down(void);
*/
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.
*/
void fast_spi_set_eiss(void);