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drivers
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crypto
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ccp
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Kconfig

Kconfig 1.5 KB
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  1. config CRYPTO_DEV_CCP_DD
    2. 

  2. 	tristate "Secure Processor device driver"
    3. 

  3. 	depends on CPU_SUP_AMD || ARM64
    4. 

  4. 	default m
    5. 

  5. 	help
    6. 

  6. 	  Provides AMD Secure Processor device driver.
    7. 

  7. 	  If you choose 'M' here, this module will be called ccp.
    8. 

  8. 

  9. config CRYPTO_DEV_SP_CCP
    10. 

  10. 	bool "Cryptographic Coprocessor device"
    11. 

  11. 	default y
    12. 

  12. 	depends on CRYPTO_DEV_CCP_DD
    13. 

  13. 	select HW_RANDOM
    14. 

  14. 	select DMA_ENGINE
    15. 

  15. 	select DMADEVICES
    16. 

  16. 	select CRYPTO_SHA1
    17. 

  17. 	select CRYPTO_SHA256
    18. 

  18. 	help
    19. 

  19. 	  Provides the support for AMD Cryptographic Coprocessor (CCP) device
    20. 

  20. 	  which can be used to offload encryption operations such as SHA, AES
    21. 

  21. 	  and more.
    22. 

  22. 

  23. config CRYPTO_DEV_CCP_CRYPTO
    24. 

  24. 	tristate "Encryption and hashing offload support"
    25. 

  25. 	default m
    26. 

  26. 	depends on CRYPTO_DEV_CCP_DD
    27. 

  27. 	depends on CRYPTO_DEV_SP_CCP
    28. 

  28. 	select CRYPTO_HASH
    29. 

  29. 	select CRYPTO_BLKCIPHER
    30. 

  30. 	select CRYPTO_AUTHENC
    31. 

  31. 	select CRYPTO_RSA
    32. 

  32. 	help
    33. 

  33. 	  Support for using the cryptographic API with the AMD Cryptographic
    34. 

  34. 	  Coprocessor. This module supports offload of SHA and AES algorithms.
    35. 

  35. 	  If you choose 'M' here, this module will be called ccp_crypto.
    36. 

  36. 

  37. config CRYPTO_DEV_SP_PSP
    38. 

  38. 	bool "Platform Security Processor (PSP) device"
    39. 

  39. 	default y
    40. 

  40. 	depends on CRYPTO_DEV_CCP_DD && X86_64
    41. 

  41. 	help
    42. 

  42. 	 Provide support for the AMD Platform Security Processor (PSP).
    43. 

  43. 	 The PSP is a dedicated processor that provides support for key
    44. 

  44. 	 management commands in Secure Encrypted Virtualization (SEV) mode,
    45. 

  45. 	 along with software-based Trusted Execution Environment (TEE) to
    46. 

  46. 	 enable third-party trusted applications.
    47. 

  47.