1config SEV_GUEST 2 tristate "AMD SEV Guest driver" 3 default m 4 depends on AMD_MEM_ENCRYPT 5 select CRYPTO 6 select CRYPTO_AEAD2 7 select CRYPTO_GCM 8 help 9 SEV-SNP firmware provides the guest a mechanism to communicate with 10 the PSP without risk from a malicious hypervisor who wishes to read, 11 alter, drop or replay the messages sent. The driver provides 12 userspace interface to communicate with the PSP to request the 13 attestation report and more. 14 15 If you choose 'M' here, this module will be called sev-guest. 16