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feat(drtm): for TPM features fw hash algorithm should be 16-bits

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The DRTM 1.0 spec changed the Firmware hash algorithm field
size from 32-bits to 16-bits.

Signed-off-by: Stuart Yoder <stuart.yoder@arm.com>
Change-Id: I713e32e01b1983bf21d97c93bbb28c77dc94a541
This commit is contained in:
Stuart Yoder 2024-01-10 14:16:26 -06:00
parent 5dde96b024
commit c86cfa3597
2 changed files with 4 additions and 4 deletions
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4
include/plat/common/plat_drtm.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2022, Arm Limited. All rights reserved.
* Copyright (c) 2022-2024, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -17,7 +17,7 @@ typedef struct {
typedef struct {
bool tpm_based_hash_support;
uint32_t firmware_hash_algorithm;
uint16_t firmware_hash_algorithm;
} plat_drtm_tpm_features_t;
typedef struct {

4
include/services/drtm_svc.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2022 Arm Limited. All rights reserved.
* Copyright (c) 2022-2024 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*
@ -87,7 +87,7 @@
#define ARM_DRTM_TPM_FEATURES_TPM_HASH_SUPPORTED ULL(0x1)
#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHIFT U(0)
#define ARM_DRTM_TPM_FEATURES_FW_HASH_MASK ULL(0xFFFFFFFF)
#define ARM_DRTM_TPM_FEATURES_FW_HASH_MASK ULL(0xFFFF)
#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHA256 ULL(0xB)
#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHA384 ULL(0xC)
#define ARM_DRTM_TPM_FEATURES_FW_HASH_SHA512 ULL(0xD)