Lines Matching +full:system +full:- +full:cache +full:- +full:controller

1 # SPDX-License-Identifier: GPL-2.0-only
10 	  layers three protocols on that signalling (CXL.io, CXL.cache, and
11 	  CXL.mem). The CXL.cache protocol allows devices to hold cachelines
23 	  The CXL specification defines a "CXL memory device" sub-class in the
24 	  PCI "memory controller" base class of devices. Device's identified by
26 	  memory to be mapped into the system address map (Host-managed Device
64 	  (https://www.computeexpresslink.org/spec-landing). The CXL core
66 	  hierarchy to map regions that represent System RAM, or Persistent
78 	  managed via a bridge driver from CXL to the LIBNVDIMM system
89 	  The CXL.mem protocol allows a device to act as a provider of "System
91 	  memory were attached to the typical CPU memory controller. This is
92 	  known as HDM "Host-managed Device Memory".
118 	  system-physical address range. For CXL regions established by
119 	  platform-firmware this option enables memory error handling to
121 	  range. Otherwise, platform-firmware managed CXL is enabled by being
122 	  placed in the system address map and does not need a driver.
127 	bool "CXL: Region Cache Management Bypass (TEST)"
134 	  fails the region will fail to enable.  Reasons for cache
135 	  invalidation failure are due to the CPU not providing a cache
139 	  regions when there might be conflicting contents in the CPU cache.