gUefiOvmfPkgTokenSpaceGuid.PcdCpuHotEjectDataAddress

This PCD adds a communication channel between OVMF's SmmCpuFeaturesLib
instance in PiSmmCpuDxeSmm, and CpuHotplugSmm.

PCD Information

Name	Token Space	Token number	Data Type	Default Value
PcdCpuHotEjectDataAddress	gUefiOvmfPkgTokenSpaceGuid	0x46	UINT64	0