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soc/intel/alderlake: Add validity for TBT firmware authentication 

After Thunderbolt firmware is downloaded to IMR, its authentication
validity needs to be checked. This change adds the TBT firmware IMR
status register offset and its authentication valid bit for
valid_tbt_auth function usage.

BUG=b:188695995
TEST=Built coreboot image successfully.

Signed-off-by: John Zhao <john.zhao@intel.com>
Change-Id: I742a00b6b58c45c1261f06b06a94346ad0a74829
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54888
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
John Zhao 2021-05-24 19:30:37 -07:00 committed by Tim Wawrzynczak
parent d8bb05ade0
commit 81547a7d05
1 changed files with 4 additions and 0 deletions
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4
src/soc/intel/alderlake/include/soc/tcss.h
View File

@ -3,6 +3,10 @@
#ifndef _SOC_TCSS_H_ #ifndef _SOC_TCSS_H_
#define _SOC_TCSS_H_ #define _SOC_TCSS_H_
/* Thunderbolt firmware IMR status */
#define IOM_CSME_IMR_TBT_STATUS 0x14
#define TBT_VALID_AUTHENTICATION (1 << 30)
/* IOM aux bias control registers in REGBAR MMIO space */ /* IOM aux bias control registers in REGBAR MMIO space */
#define IOM_AUX_BIAS_CTRL_PULLUP_OFFSET_0 0x1070 #define IOM_AUX_BIAS_CTRL_PULLUP_OFFSET_0 0x1070
#define IOM_AUX_BIAS_CTRL_PULLUP_OFFSET(x) (IOM_AUX_BIAS_CTRL_PULLUP_OFFSET_0 + (x) * 4) #define IOM_AUX_BIAS_CTRL_PULLUP_OFFSET(x) (IOM_AUX_BIAS_CTRL_PULLUP_OFFSET_0 + (x) * 4)