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1.. SPDX-License-Identifier: GPL-2.02 3Address translation4===================5 6x86 AMD7-------8 9Zen-based AMD systems include a Data Fabric that manages the layout of10physical memory. Devices attached to the Fabric, like memory controllers,11I/O, etc., may not have a complete view of the system physical memory map.12These devices may provide a "normalized", i.e. device physical, address13when reporting memory errors. Normalized addresses must be translated to14a system physical address for the kernel to action on the memory.15 16AMD Address Translation Library (CONFIG_AMD_ATL) provides translation for17this case.18 19Glossary of acronyms used in address translation for Zen-based systems20 21* CCM = Cache Coherent Moderator22* COD = Cluster-on-Die23* COH_ST = Coherent Station24* DF = Data Fabric25