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55 lines
1.7 KiB
55 lines
1.7 KiB
# SPDX-License-Identifier: GPL-2.0-only |
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config CRYPTO_DEV_CCP_DD |
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tristate "Secure Processor device driver" |
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depends on CPU_SUP_AMD || ARM64 |
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default m |
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help |
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Provides AMD Secure Processor device driver. |
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If you choose 'M' here, this module will be called ccp. |
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config CRYPTO_DEV_SP_CCP |
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bool "Cryptographic Coprocessor device" |
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default y |
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depends on CRYPTO_DEV_CCP_DD && DMADEVICES |
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select HW_RANDOM |
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select DMA_ENGINE |
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select CRYPTO_SHA1 |
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select CRYPTO_SHA256 |
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help |
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Provides the support for AMD Cryptographic Coprocessor (CCP) device |
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which can be used to offload encryption operations such as SHA, AES |
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and more. |
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config CRYPTO_DEV_CCP_CRYPTO |
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tristate "Encryption and hashing offload support" |
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default m |
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depends on CRYPTO_DEV_CCP_DD |
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depends on CRYPTO_DEV_SP_CCP |
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select CRYPTO_HASH |
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select CRYPTO_SKCIPHER |
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select CRYPTO_AUTHENC |
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select CRYPTO_RSA |
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select CRYPTO_LIB_AES |
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help |
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Support for using the cryptographic API with the AMD Cryptographic |
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Coprocessor. This module supports offload of SHA and AES algorithms. |
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If you choose 'M' here, this module will be called ccp_crypto. |
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config CRYPTO_DEV_SP_PSP |
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bool "Platform Security Processor (PSP) device" |
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default y |
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depends on CRYPTO_DEV_CCP_DD && X86_64 |
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help |
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Provide support for the AMD Platform Security Processor (PSP). |
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The PSP is a dedicated processor that provides support for key |
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management commands in Secure Encrypted Virtualization (SEV) mode, |
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along with software-based Trusted Execution Environment (TEE) to |
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enable third-party trusted applications. |
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config CRYPTO_DEV_CCP_DEBUGFS |
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bool "Enable CCP Internals in DebugFS" |
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default n |
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depends on CRYPTO_DEV_SP_CCP |
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help |
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Expose CCP device information such as operation statistics, feature |
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information, and descriptor queue contents.
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