162306a36Sopenharmony_ciconfig SEV_GUEST 262306a36Sopenharmony_ci tristate "AMD SEV Guest driver" 362306a36Sopenharmony_ci default m 462306a36Sopenharmony_ci depends on AMD_MEM_ENCRYPT 562306a36Sopenharmony_ci select CRYPTO 662306a36Sopenharmony_ci select CRYPTO_AEAD2 762306a36Sopenharmony_ci select CRYPTO_GCM 862306a36Sopenharmony_ci help 962306a36Sopenharmony_ci SEV-SNP firmware provides the guest a mechanism to communicate with 1062306a36Sopenharmony_ci the PSP without risk from a malicious hypervisor who wishes to read, 1162306a36Sopenharmony_ci alter, drop or replay the messages sent. The driver provides 1262306a36Sopenharmony_ci userspace interface to communicate with the PSP to request the 1362306a36Sopenharmony_ci attestation report and more. 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci If you choose 'M' here, this module will be called sev-guest. 16