DE68925336D1 - Datenverarbeitungsvorrichtung mit Cache-Speicher - Google Patents
Datenverarbeitungsvorrichtung mit Cache-SpeicherInfo
- Publication number
- DE68925336D1 DE68925336D1 DE68925336T DE68925336T DE68925336D1 DE 68925336 D1 DE68925336 D1 DE 68925336D1 DE 68925336 T DE68925336 T DE 68925336T DE 68925336 T DE68925336 T DE 68925336T DE 68925336 D1 DE68925336 D1 DE 68925336D1
- Authority
- DE
- Germany
- Prior art keywords
- data processing
- processing device
- cache memory
- cache
- memory
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/10—Address translation
- G06F12/1027—Address translation using associative or pseudo-associative address translation means, e.g. translation look-aside buffer [TLB]
- G06F12/1045—Address translation using associative or pseudo-associative address translation means, e.g. translation look-aside buffer [TLB] associated with a data cache
- G06F12/1063—Address translation using associative or pseudo-associative address translation means, e.g. translation look-aside buffer [TLB] associated with a data cache the data cache being concurrently virtually addressed
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
- G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
- G06F12/0815—Cache consistency protocols
- G06F12/0831—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Memory System Of A Hierarchy Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888823077A GB8823077D0 (en) | 1988-09-30 | 1988-09-30 | Data processing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68925336D1 true DE68925336D1 (de) | 1996-02-15 |
DE68925336T2 DE68925336T2 (de) | 1996-08-01 |
Family
ID=10644576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68925336T Expired - Fee Related DE68925336T2 (de) | 1988-09-30 | 1989-08-04 | Datenverarbeitungsvorrichtung mit Cache-Speicher |
Country Status (6)
Country | Link |
---|---|
US (1) | US5179675A (de) |
EP (1) | EP0365117B1 (de) |
AU (1) | AU612515B2 (de) |
DE (1) | DE68925336T2 (de) |
GB (1) | GB8823077D0 (de) |
ZA (1) | ZA896689B (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8728494D0 (en) * | 1987-12-05 | 1988-01-13 | Int Computers Ltd | Multi-cache data storage system |
GB2260429B (en) * | 1991-10-11 | 1995-05-24 | Intel Corp | Versatile cache memory |
US5724549A (en) * | 1992-04-06 | 1998-03-03 | Cyrix Corporation | Cache coherency without bus master arbitration signals |
JPH0667980A (ja) * | 1992-05-12 | 1994-03-11 | Unisys Corp | 4ブロックキャッシュメモリへのアクセスを最適化するためのキャッシュ論理システムおよびメインフレームコンピュータの高速キャッシュメモリへのアクセス時のダブルミスを防ぐ方法 |
US5581704A (en) * | 1993-12-06 | 1996-12-03 | Panasonic Technologies, Inc. | System for maintaining data coherency in cache memory by periodically broadcasting invalidation reports from server to client |
US5895499A (en) * | 1995-07-03 | 1999-04-20 | Sun Microsystems, Inc. | Cross-domain data transfer using deferred page remapping |
US6643765B1 (en) | 1995-08-16 | 2003-11-04 | Microunity Systems Engineering, Inc. | Programmable processor with group floating point operations |
US6101590A (en) | 1995-10-10 | 2000-08-08 | Micro Unity Systems Engineering, Inc. | Virtual memory system with local and global virtual address translation |
KR970029072A (ko) * | 1995-11-17 | 1997-06-26 | 김주용 | 이중 디렉토리 가상 캐쉬 및 그 제어 방법 |
US5860025A (en) * | 1996-07-09 | 1999-01-12 | Roberts; David G. | Precharging an output peripheral for a direct memory access operation |
US6427188B1 (en) | 2000-02-09 | 2002-07-30 | Hewlett-Packard Company | Method and system for early tag accesses for lower-level caches in parallel with first-level cache |
US6647464B2 (en) * | 2000-02-18 | 2003-11-11 | Hewlett-Packard Development Company, L.P. | System and method utilizing speculative cache access for improved performance |
US6427189B1 (en) | 2000-02-21 | 2002-07-30 | Hewlett-Packard Company | Multiple issue algorithm with over subscription avoidance feature to get high bandwidth through cache pipeline |
US7085889B2 (en) * | 2002-03-22 | 2006-08-01 | Intel Corporation | Use of a context identifier in a cache memory |
US8572349B2 (en) * | 2006-01-31 | 2013-10-29 | Agere Systems Llc | Processor with programmable configuration of logical-to-physical address translation on a per-client basis |
WO2014098839A1 (en) * | 2012-12-19 | 2014-06-26 | Hewlett-Packard Development Company | Nvram path selection |
GB2571539B (en) | 2018-02-28 | 2020-08-19 | Imagination Tech Ltd | Memory interface |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4386402A (en) * | 1980-09-25 | 1983-05-31 | Bell Telephone Laboratories, Incorporated | Computer with dual vat buffers for accessing a common memory shared by a cache and a processor interrupt stack |
JPS58102381A (ja) * | 1981-12-15 | 1983-06-17 | Nec Corp | バツフアメモリ |
US4714990A (en) * | 1982-09-18 | 1987-12-22 | International Computers Limited | Data storage apparatus |
US4622631B1 (en) * | 1983-12-30 | 1996-04-09 | Recognition Int Inc | Data processing system having a data coherence solution |
US4587610A (en) * | 1984-02-10 | 1986-05-06 | Prime Computer, Inc. | Address translation systems for high speed computer memories |
US4991081A (en) * | 1984-10-31 | 1991-02-05 | Texas Instruments Incorporated | Cache memory addressable by both physical and virtual addresses |
US4761733A (en) * | 1985-03-11 | 1988-08-02 | Celerity Computing | Direct-execution microprogrammable microprocessor system |
US4785398A (en) * | 1985-12-19 | 1988-11-15 | Honeywell Bull Inc. | Virtual cache system using page level number generating CAM to access other memories for processing requests relating to a page |
GB8728494D0 (en) * | 1987-12-05 | 1988-01-13 | Int Computers Ltd | Multi-cache data storage system |
JPH07102421B2 (ja) * | 1988-07-26 | 1995-11-08 | 日産自動車株式会社 | 鋳物砂粘結用組成物 |
US5029070A (en) * | 1988-08-25 | 1991-07-02 | Edge Computer Corporation | Coherent cache structures and methods |
JPH0261749A (ja) * | 1988-08-29 | 1990-03-01 | Mitsubishi Electric Corp | データ転送装置 |
-
1988
- 1988-09-30 GB GB888823077A patent/GB8823077D0/en active Pending
-
1989
- 1989-08-04 EP EP89307983A patent/EP0365117B1/de not_active Expired - Lifetime
- 1989-08-04 DE DE68925336T patent/DE68925336T2/de not_active Expired - Fee Related
- 1989-08-29 US US07/399,969 patent/US5179675A/en not_active Expired - Lifetime
- 1989-08-31 ZA ZA896689A patent/ZA896689B/xx unknown
- 1989-09-28 AU AU42304/89A patent/AU612515B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
ZA896689B (en) | 1990-06-27 |
AU612515B2 (en) | 1991-07-11 |
AU4230489A (en) | 1990-04-05 |
DE68925336T2 (de) | 1996-08-01 |
US5179675A (en) | 1993-01-12 |
GB8823077D0 (en) | 1988-11-09 |
EP0365117A2 (de) | 1990-04-25 |
EP0365117B1 (de) | 1996-01-03 |
EP0365117A3 (de) | 1991-03-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |