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security/tpm: Fix TCPA log feature

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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 <zaolin.daisuki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/29563
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
This commit is contained in:
Philipp Deppenwiese
2018-11-10 00:35:02 +01:00
parent 7a732b4781
commit c9b7d1fb57
20 changed files with 376 additions and 92 deletions
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8
src/commonlib/include/commonlib/tcpa_log_serialized.h
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@@ -19,13 +19,15 @@
#include <stdint.h>
#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];