18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 28c2ecf20Sopenharmony_ciconfig CRYPTO_DEV_CCP_DD 38c2ecf20Sopenharmony_ci tristate "Secure Processor device driver" 48c2ecf20Sopenharmony_ci depends on CPU_SUP_AMD || ARM64 58c2ecf20Sopenharmony_ci default m 68c2ecf20Sopenharmony_ci help 78c2ecf20Sopenharmony_ci Provides AMD Secure Processor device driver. 88c2ecf20Sopenharmony_ci If you choose 'M' here, this module will be called ccp. 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciconfig CRYPTO_DEV_SP_CCP 118c2ecf20Sopenharmony_ci bool "Cryptographic Coprocessor device" 128c2ecf20Sopenharmony_ci default y 138c2ecf20Sopenharmony_ci depends on CRYPTO_DEV_CCP_DD && DMADEVICES 148c2ecf20Sopenharmony_ci select HW_RANDOM 158c2ecf20Sopenharmony_ci select DMA_ENGINE 168c2ecf20Sopenharmony_ci select CRYPTO_SHA1 178c2ecf20Sopenharmony_ci select CRYPTO_SHA256 188c2ecf20Sopenharmony_ci help 198c2ecf20Sopenharmony_ci Provides the support for AMD Cryptographic Coprocessor (CCP) device 208c2ecf20Sopenharmony_ci which can be used to offload encryption operations such as SHA, AES 218c2ecf20Sopenharmony_ci and more. 228c2ecf20Sopenharmony_ci 238c2ecf20Sopenharmony_ciconfig CRYPTO_DEV_CCP_CRYPTO 248c2ecf20Sopenharmony_ci tristate "Encryption and hashing offload support" 258c2ecf20Sopenharmony_ci default m 268c2ecf20Sopenharmony_ci depends on CRYPTO_DEV_CCP_DD 278c2ecf20Sopenharmony_ci depends on CRYPTO_DEV_SP_CCP 288c2ecf20Sopenharmony_ci select CRYPTO_HASH 298c2ecf20Sopenharmony_ci select CRYPTO_SKCIPHER 308c2ecf20Sopenharmony_ci select CRYPTO_AUTHENC 318c2ecf20Sopenharmony_ci select CRYPTO_RSA 328c2ecf20Sopenharmony_ci select CRYPTO_LIB_AES 338c2ecf20Sopenharmony_ci help 348c2ecf20Sopenharmony_ci Support for using the cryptographic API with the AMD Cryptographic 358c2ecf20Sopenharmony_ci Coprocessor. This module supports offload of SHA and AES algorithms. 368c2ecf20Sopenharmony_ci If you choose 'M' here, this module will be called ccp_crypto. 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ciconfig CRYPTO_DEV_SP_PSP 398c2ecf20Sopenharmony_ci bool "Platform Security Processor (PSP) device" 408c2ecf20Sopenharmony_ci default y 418c2ecf20Sopenharmony_ci depends on CRYPTO_DEV_CCP_DD && X86_64 428c2ecf20Sopenharmony_ci help 438c2ecf20Sopenharmony_ci Provide support for the AMD Platform Security Processor (PSP). 448c2ecf20Sopenharmony_ci The PSP is a dedicated processor that provides support for key 458c2ecf20Sopenharmony_ci management commands in Secure Encrypted Virtualization (SEV) mode, 468c2ecf20Sopenharmony_ci along with software-based Trusted Execution Environment (TEE) to 478c2ecf20Sopenharmony_ci enable third-party trusted applications. 488c2ecf20Sopenharmony_ci 498c2ecf20Sopenharmony_ciconfig CRYPTO_DEV_CCP_DEBUGFS 508c2ecf20Sopenharmony_ci bool "Enable CCP Internals in DebugFS" 518c2ecf20Sopenharmony_ci default n 528c2ecf20Sopenharmony_ci depends on CRYPTO_DEV_SP_CCP 538c2ecf20Sopenharmony_ci help 548c2ecf20Sopenharmony_ci Expose CCP device information such as operation statistics, feature 558c2ecf20Sopenharmony_ci information, and descriptor queue contents. 56