Do you mean, with SEV introduced, OVMF cannot use PCI express any more? Thank you Yao Jiewen
> -----Original Message----- > From: Xu, Min M <min.m...@intel.com> > Sent: Tuesday, April 19, 2022 11:05 AM > To: Yao, Jiewen <jiewen....@intel.com>; devel@edk2.groups.io > Cc: Brijesh Singh <brijesh.si...@amd.com>; Aktas, Erdem > <erdemak...@google.com>; James Bottomley <j...@linux.ibm.com>; Tom > Lendacky <thomas.lenda...@amd.com> > Subject: RE: [edk2-devel] [PATCH] OvmfPkg: Set PciLib for TdxDxe driver > > On April 19, 2022 10:54 AM, Yao Jiewen wrote: > > > > Why does TdxDxe call TdxMailbox in an SEV platform? > > Or why does TdxMailbox call SynchronizationLib in an SEV platform? > > > TdxDxe will not call TdxMailbox/SynchronizationLib in SEV platform. The > problem is in the lib constructor. When TdxDxe driver is loaded, before its > entry > point is called, the lib constructors will be called even in a SEV platform. > > > > There are many places we can do CcProbe to stop action. Why we need do it > > in DSC? > So we cannot stop the lib constructor with CcProbe in this case. > > Thanks > Min -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#89049): https://edk2.groups.io/g/devel/message/89049 Mute This Topic: https://groups.io/mt/90554139/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
