Module snp 

SEV-SNP launch helpers.

vmsa_from_initial_regs is used by the shared direct-boot loader for SNP backends, including KVM and MSHV. state_from_vmsa is currently used by KVM to apply the loader-built VMSA through KVM’s register-based launch path; MSHV imports the VMSA page directly.

Structs

SnpVmsaConfig

Configuration for a direct-boot SNP VMSA.

SnpVmsaState

The subset of initial VP state represented by a direct-boot SNP VMSA.

Enums

SnpVmsaError

An error parsing a direct-boot SNP VMSA.

Functions

snp_id_auth

Builds the PSP ID authentication page for id_block.

snp_id_block

Builds the PSP ID block for id_block and the launch policy.

state_from_vmsa

Parses and validates a direct-boot SNP VMSA.

vmsa_from_initial_regs

Builds the direct-boot SNP VMSA corresponding to initial.