- 专利标题: METHOD AND APPARATUS FOR FLEXIBLE CACHE PARTITIONING BY SETS AND WAYS INTO COMPONENT CACHES
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申请号: EP15734019.1申请日: 2015-06-25
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公开(公告)号: EP3170085B1公开(公告)日: 2018-08-15
- 发明人: PALACHARLA, Subbarao , KHAN, Moinul , ARTIERI, Alain , BHOLE, Kedar , CHAMARTY, Vinod , CHAURASIA, Pankaj , SANKURATRI, Raghu
- 申请人: Qualcomm Incorporated
- 申请人地址: 5775 Morehouse Drive San Diego, CA 92121-1714 US
- 专利权人: Qualcomm Incorporated
- 当前专利权人: Qualcomm Incorporated
- 当前专利权人地址: 5775 Morehouse Drive San Diego, CA 92121-1714 US
- 代理机构: Wegner, Hans
- 优先权: US201414333981 20140717
- 国际公布: WO2016010706 20160121
- 主分类号: G06F12/0895
- IPC分类号: G06F12/0895 ; G06F12/084 ; G06F12/0893 ; G06F12/10 ; G06F12/12
摘要:
Aspects include computing devices, systems, and methods for partitioning a system cache by sets and ways into component caches. A system cache memory controller may manage the component caches and manage access to the component caches. The system cache memory controller may receive system cache access requests specifying component cache identifiers, and match the component cache identifiers with records correlating traits of the component cache identifiers with in a component cache configuration table. The component cache traits may include a set shift trait, set offset trait, and target ways, which may define the locations of the component caches in the system cache. The system cache memory controller may also receive a physical address for the system cache in the system cache access request, determine an indexing mode for the component cache, and translate the physical address for the component cache.
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