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2018-05-31mem-cache: Fix include directives in the cache related classesNikos Nikoleris
Change-Id: I111b0f662897c43974aadb08da1ed85c7542585c Reviewed-on: https://gem5-review.googlesource.com/10433 Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br> Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
2018-05-31mem-cache: Adopt a more sensible cache class hierarchyNikos Nikoleris
This patch changes what goes into the BaseCache and what goes into the Cache, to make it easier to add a NoncoherentCache with as much re-use as possible. A number of redundant members and definitions are also removed in the process. This is a modified version of a changeset put together by Andreas Hansson <andreas.hansson@arm.com> Change-Id: Ie9dd73c4ec07732e778e7416b712dad8b4bd5d4b Reviewed-on: https://gem5-review.googlesource.com/10431 Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br> Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
2018-04-06mem: Remove unused 'using namespace'Daniel R. Carvalho
Removal of unused/barely used 'using namespace' from C++ files. Change-Id: I66dc548c04506db2e41180b9ea7ab5abd7d5375a Reviewed-on: https://gem5-review.googlesource.com/9601 Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com> Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
2017-12-05mem: Add support for WriteClean packets in the memory systemNikos Nikoleris
This change adds support for creating and handling WriteClean packets. The WriteClean operation is almost identical to a WritebackDirty with the exception that the cache generating a WriteClean retains a copy of the block. Change-Id: I63c8de62919fad0f9547d412f8266aa4292ebecd Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com> Reviewed-by: Curtis Dunham <curtis.dunham@arm.com> Reviewed-by: Anouk Van Laer <anouk.vanlaer@arm.com> Reviewed-on: https://gem5-review.googlesource.com/5045 Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
2017-12-04misc: Rename misc.(hh|cc) to logging.(hh|cc)Gabe Black
These files aren't a collection of miscellaneous stuff, they're the definition of the Logger interface, and a few utility macros for calling into that interface (panic, warn, etc.). Change-Id: I84267ac3f45896a83c0ef027f8f19c5e9a5667d1 Reviewed-on: https://gem5-review.googlesource.com/6226 Reviewed-by: Brandon Potter <Brandon.Potter@amd.com> Maintainer: Gabe Black <gabeblack@google.com>
2016-05-26mem: change NULL to nullptr in the cache related classesNikos Nikoleris
Change-Id: I5042410be54935650b7d05c84d8d9efbfcc06e70 Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
2016-04-21mem: Deallocate all write-queue entries when sentAndreas Hansson
This patch removes the write-queue entry tracking previously used for uncacheable writes. The write-queue entry is now deallocated as soon as the packet is sent. As a result we also forego the stats for uncacheable writes. Additionally, there is no longer a need to attach the write-queue entry to the packet.
2016-03-17mem: Create a separate class for the cache write bufferAndreas Hansson
This patch breaks out the cache write buffer into a separate class, without affecting any stats. The goal of the patch is to avoid encumbering the much-simpler write queue with the complex MSHR handling. In a follow on patch this simplification allows us to implement write combining. The WriteQueue gets its own class, but shares a common ancestor, the generic Queue, with the MSHRQueue.