IntelSiliconPkg/IntelPciDeviceSecurity: Use EDKII TCG definition.
IntelSiliconPkg/dsc: Add Device Security component.
IntelSiliconPkg/dec: Add ProtocolGuid definition.
IntelSiliconPkg/IntelPciDeviceSecurityDxe: Add PciSecurity.
IntelSiliconPkg/SamplePlatformDevicePolicyDxe: Add sample policy.
IntelSiliconPkg/Include: Add Platform Device Security Policy protocol
IntelSiliconPkg/Include: Add Intel PciSecurity definition.
MdePkg/SmmMemLib: Check EFI_MEMORY_RO in UEFI mem attrib table.