From c9b7d1fb57787d7037a5bce031a1300d13f5df40 Mon Sep 17 00:00:00 2001 From: Philipp Deppenwiese Date: Sat, 10 Nov 2018 00:35:02 +0100 Subject: security/tpm: Fix TCPA log feature Until now the TCPA log wasn't working correctly. * Refactor TCPA log code. * Add TCPA log dump fucntion. * Make TCPA log available in bootblock. * Fix TCPA log formatting. * Add x86 and Cavium memory for early log. Change-Id: Ic93133531b84318f48940d34bded48cbae739c44 Signed-off-by: Philipp Deppenwiese Reviewed-on: https://review.coreboot.org/c/coreboot/+/29563 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Rudolph --- src/commonlib/include/commonlib/tcpa_log_serialized.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'src/commonlib') diff --git a/src/commonlib/include/commonlib/tcpa_log_serialized.h b/src/commonlib/include/commonlib/tcpa_log_serialized.h index 1e9ffaab87..434ff34c46 100644 --- a/src/commonlib/include/commonlib/tcpa_log_serialized.h +++ b/src/commonlib/include/commonlib/tcpa_log_serialized.h @@ -19,13 +19,15 @@ #include #define MAX_TCPA_LOG_ENTRIES 50 -#define TCPA_LOG_STRING_LENGTH 512 -#define TCPA_FORMAT_HASH_LENGTH 128 #define TCPA_DIGEST_MAX_LENGTH 64 -#define TCPA_PCR_HASH_NAME 256 +#define TCPA_PCR_HASH_NAME 50 +#define TCPA_PCR_HASH_LEN 10 +/* Assumption of 2K TCPA log size reserved for CAR/SRAM */ +#define MAX_PRERAM_TCPA_LOG_ENTRIES 15 struct tcpa_entry { uint32_t pcr; + char digest_type[TCPA_PCR_HASH_LEN]; uint8_t digest[TCPA_DIGEST_MAX_LENGTH]; uint32_t digest_length; char name[TCPA_PCR_HASH_NAME]; -- cgit v1.2.3