Re: [edk2-devel] SEV Live Migration Support in OVMF

2020-04-20 Thread Ashish Kalra
While testing this i found that the Uefi Variable module is loaded much later after AmdSevDxe module is loaded, hence the SetVariable() runtime service is available much later, so now i am setting this new Uefi variable as part of AmdIoMmuDxe module IoMmuMap() call. Thanks, Ashish On Fri, Apr 17

[edk2-devel] SEV Live Migration Support in OVMF

2020-04-20 Thread Ashish Kalra
This is with reference to adding SEV Live migration support in OVMF, which basically is adding a hypercall as part of the MemEncryptSevClearPageEncMask() function. We unconditionally make a hypercall and if the hypercall succeeds then it can sets a new UEFI environment variable "SevLiveMigrati