DE69132480T2 - Prozessor, der Speicherzugriffe parallel zu Cache-Speicherzugriffen durchführt und Verfahren dafür - Google Patents
Prozessor, der Speicherzugriffe parallel zu Cache-Speicherzugriffen durchführt und Verfahren dafürInfo
- Publication number
- DE69132480T2 DE69132480T2 DE69132480T DE69132480T DE69132480T2 DE 69132480 T2 DE69132480 T2 DE 69132480T2 DE 69132480 T DE69132480 T DE 69132480T DE 69132480 T DE69132480 T DE 69132480T DE 69132480 T2 DE69132480 T2 DE 69132480T2
- Authority
- DE
- Germany
- Prior art keywords
- memory accesses
- processor
- parallel
- method therefor
- 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 - Lifetime
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
-
- 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
- G06F12/0877—Cache access modes
- G06F12/0884—Parallel mode, e.g. in parallel with main memory or CPU
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 |
---|---|---|---|
US55923090A | 1990-07-27 | 1990-07-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69132480D1 DE69132480D1 (de) | 2001-01-04 |
DE69132480T2 true DE69132480T2 (de) | 2001-06-13 |
Family
ID=24232815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69132480T Expired - Lifetime DE69132480T2 (de) | 1990-07-27 | 1991-07-25 | Prozessor, der Speicherzugriffe parallel zu Cache-Speicherzugriffen durchführt und Verfahren dafür |
Country Status (5)
Country | Link |
---|---|
US (1) | US5325508A (de) |
EP (1) | EP0468786B1 (de) |
JP (1) | JPH04233642A (de) |
KR (1) | KR920003163A (de) |
DE (1) | DE69132480T2 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0488566A3 (en) * | 1990-11-29 | 1992-10-21 | Sun Microsystems, Inc. | Method and apparatus for fast page mode selection |
US5555395A (en) * | 1993-05-28 | 1996-09-10 | Dell U.S.A. L.P. | System for memory table cache reloads in a reduced number of cycles using a memory controller to set status bits in the main memory table |
JPH07210465A (ja) * | 1993-12-30 | 1995-08-11 | Internatl Business Mach Corp <Ibm> | ペナルティのないキャッシュとメモリとのインタフェース |
US5475633A (en) * | 1994-06-01 | 1995-12-12 | Intel Corporation | Cache memory utilizing pseudo static four transistor memory cell |
US6256694B1 (en) | 1994-06-30 | 2001-07-03 | Compaq Computer Corporation | Distributed early arbitration |
DE69512159T2 (de) * | 1994-07-28 | 2000-04-20 | Sun Microsystems Inc | Addressierung mit einer niedrigen Anzahl von Speicherstiften für Cache- und Haupt-Speicher |
US5634073A (en) * | 1994-10-14 | 1997-05-27 | Compaq Computer Corporation | System having a plurality of posting queues associated with different types of write operations for selectively checking one queue based upon type of read operation |
US5475690A (en) * | 1994-11-10 | 1995-12-12 | Digital Equipment Corporation | Delay compensated signal propagation |
US5533189A (en) * | 1994-11-28 | 1996-07-02 | International Business Machines Corporation | System and method for error correction code generation |
EP0738977B1 (de) * | 1995-03-31 | 2002-07-03 | Sun Microsystems, Inc. | Verfahren und Vorrichtung zur schnellen Einleitung von Speicherzugriffen in einem cachekohärenten Multiprozessorsystem |
US5890216A (en) * | 1995-04-21 | 1999-03-30 | International Business Machines Corporation | Apparatus and method for decreasing the access time to non-cacheable address space in a computer system |
KR970705086A (ko) * | 1995-05-26 | 1997-09-06 | 존 엠. 클락3세 | 같은 클락 사이클 동안에 캐쉬 메모리와 외부 메모리 제어기로 메모리 요청을 하는 파이프라인 마이크로프로세서(A Pipelined Microprocessor that Makes Memory Requests to a Cache Memory and an external Memory Controller During the Same Clock Cycle) |
US5822611A (en) * | 1995-06-05 | 1998-10-13 | Donley; Greggory D. | Method for cycle request with quick termination without waiting for the cycle to reach the destination by storing information in queue |
US5862344A (en) * | 1995-08-28 | 1999-01-19 | Ncr Corporation | Apparatus and methods for routing data packets through a processing system network |
US5761708A (en) * | 1996-05-31 | 1998-06-02 | Sun Microsystems, Inc. | Apparatus and method to speculatively initiate primary memory accesses |
US6065097A (en) * | 1996-08-29 | 2000-05-16 | Sun Microsystems, Inc. | Apparatus and method for sharing a unified memory bus between external cache memory and primary memory |
JP3620181B2 (ja) * | 1996-12-05 | 2005-02-16 | 富士通株式会社 | 半導体装置及びリードアクセス方法 |
FR2761802B1 (fr) * | 1997-04-08 | 1999-06-18 | Sgs Thomson Microelectronics | Ensemble de deux memoires sur un meme circuit integre monolithique |
FR2762416B1 (fr) * | 1997-04-16 | 1999-05-21 | Thomson Multimedia Sa | Methode et dispositif d'acces a des ensembles de donnees contenus dans une memoire de masse |
US6098115A (en) * | 1998-04-08 | 2000-08-01 | International Business Machines Corporation | System for reducing storage access latency with accessing main storage and data bus simultaneously |
US6279082B1 (en) * | 1998-10-14 | 2001-08-21 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for efficient use of cache to improve access to memory of page type |
US6314472B1 (en) * | 1998-12-01 | 2001-11-06 | Intel Corporation | Abort of DRAM read ahead when PCI read multiple has ended |
EP1046998A1 (de) * | 1999-04-22 | 2000-10-25 | Texas Instruments Incorporated | Digitale Signalprozessoren mit virtueller Addressierung |
US6892279B2 (en) * | 2000-11-30 | 2005-05-10 | Mosaid Technologies Incorporated | Method and apparatus for accelerating retrieval of data from a memory system with cache by reducing latency |
US6587920B2 (en) * | 2000-11-30 | 2003-07-01 | Mosaid Technologies Incorporated | Method and apparatus for reducing latency in a memory system |
US6507893B2 (en) | 2001-01-26 | 2003-01-14 | Dell Products, L.P. | System and method for time window access frequency based caching for memory controllers |
US6487638B2 (en) * | 2001-01-26 | 2002-11-26 | Dell Products, L.P. | System and method for time weighted access frequency based caching for memory controllers |
US7240157B2 (en) * | 2001-09-26 | 2007-07-03 | Ati Technologies, Inc. | System for handling memory requests and method thereof |
US6718440B2 (en) * | 2001-09-28 | 2004-04-06 | Intel Corporation | Memory access latency hiding with hint buffer |
US6789169B2 (en) * | 2001-10-04 | 2004-09-07 | Micron Technology, Inc. | Embedded DRAM cache memory and method having reduced latency |
US7062610B2 (en) * | 2002-09-30 | 2006-06-13 | Advanced Micro Devices, Inc. | Method and apparatus for reducing overhead in a data processing system with a cache |
US7334102B1 (en) | 2003-05-09 | 2008-02-19 | Advanced Micro Devices, Inc. | Apparatus and method for balanced spinlock support in NUMA systems |
US20060031565A1 (en) * | 2004-07-16 | 2006-02-09 | Sundar Iyer | High speed packet-buffering system |
US8341311B1 (en) * | 2008-11-18 | 2012-12-25 | Entorian Technologies, Inc | System and method for reduced latency data transfers from flash memory to host by utilizing concurrent transfers into RAM buffer memory and FIFO host interface |
EP2545424A4 (de) * | 2010-03-09 | 2014-07-16 | Happy Cloud Inc | Datenstreaming für interaktive entscheidungsorientierte softwareanwendungen |
WO2012015766A2 (en) | 2010-07-28 | 2012-02-02 | Rambus Inc. | Cache memory that supports tagless addressing |
US20120079348A1 (en) * | 2010-09-24 | 2012-03-29 | Helia Naeimi | Data with appended crc and residue value and encoder/decoder for same |
US8671221B2 (en) | 2010-11-17 | 2014-03-11 | Hola Networks Ltd. | Method and system for increasing speed of domain name system resolution within a computing device |
US8782053B2 (en) | 2011-03-06 | 2014-07-15 | Happy Cloud Inc. | Data streaming for interactive decision-oriented software applications |
EP2816466B1 (de) | 2012-02-14 | 2019-01-16 | Renesas Electronics Corporation | Datenverarbeitungsvorrichtung |
US10866897B2 (en) * | 2016-09-26 | 2020-12-15 | Samsung Electronics Co., Ltd. | Byte-addressable flash-based memory module with prefetch mode that is adjusted based on feedback from prefetch accuracy that is calculated by comparing first decoded address and second decoded address, where the first decoded address is sent to memory controller, and the second decoded address is sent to prefetch buffer |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3693165A (en) * | 1971-06-29 | 1972-09-19 | Ibm | Parallel addressing of a storage hierarchy in a data processing system using virtual addressing |
US3896419A (en) * | 1974-01-17 | 1975-07-22 | Honeywell Inf Systems | Cache memory store in a processor of a data processing system |
US4070706A (en) * | 1976-09-20 | 1978-01-24 | Sperry Rand Corporation | Parallel requestor priority determination and requestor address matching in a cache memory system |
US4195342A (en) * | 1977-12-22 | 1980-03-25 | Honeywell Information Systems Inc. | Multi-configurable cache store system |
US4189770A (en) * | 1978-03-16 | 1980-02-19 | International Business Machines Corporation | Cache bypass control for operand fetches |
US4370710A (en) * | 1980-08-26 | 1983-01-25 | Control Data Corporation | Cache memory organization utilizing miss information holding registers to prevent lockup from cache misses |
DE3276916D1 (en) * | 1981-09-18 | 1987-09-10 | Rovsing As Christian | Multiprocessor computer system |
US4780808A (en) * | 1981-11-27 | 1988-10-25 | Storage Technology Corporation | Control of cache buffer for memory subsystem |
US4476526A (en) * | 1981-11-27 | 1984-10-09 | Storage Technology Corporation | Cache buffered memory subsystem |
US4811203A (en) * | 1982-03-03 | 1989-03-07 | Unisys Corporation | Hierarchial memory system with separate criteria for replacement and writeback without replacement |
US4897783A (en) * | 1983-03-14 | 1990-01-30 | Nay Daniel L | Computer memory system |
US4747070A (en) * | 1984-01-09 | 1988-05-24 | Wang Laboratories, Inc. | Reconfigurable memory system |
US4669043A (en) * | 1984-02-17 | 1987-05-26 | Signetics Corporation | Memory access controller |
US4646233A (en) * | 1984-06-20 | 1987-02-24 | Weatherford James R | Physical cache unit for computer |
US4654778A (en) * | 1984-06-27 | 1987-03-31 | International Business Machines Corporation | Direct parallel path for storage accesses unloading common system path |
US4783736A (en) * | 1985-07-22 | 1988-11-08 | Alliant Computer Systems Corporation | Digital computer with multisection cache |
US4794521A (en) * | 1985-07-22 | 1988-12-27 | Alliant Computer Systems Corporation | Digital computer with cache capable of concurrently handling multiple accesses from parallel processors |
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 |
JPS62194563A (ja) * | 1986-02-21 | 1987-08-27 | Hitachi Ltd | バツフア記憶装置 |
KR950006590B1 (ko) * | 1986-11-14 | 1995-06-19 | 가부시기가이샤 히다찌세이사꾸쇼 | 캐시 메모리를 갖는 마이크로 프로세서 |
IT1202687B (it) * | 1987-03-25 | 1989-02-09 | Honeywell Inf Systems | Memoria tampone a predizione di hit |
US4847758A (en) * | 1987-10-30 | 1989-07-11 | Zenith Electronics Corporation | Main memory access in a microprocessor system with a cache memory |
JPH01258152A (ja) * | 1988-04-08 | 1989-10-16 | Fuji Xerox Co Ltd | メモリ制御装置 |
JPH0740247B2 (ja) * | 1989-06-20 | 1995-05-01 | 松下電器産業株式会社 | キャッシュメモリ装置 |
CA2044487A1 (en) * | 1990-06-15 | 1991-12-16 | Michael E. Tullis | Lookaside cache |
US5210845A (en) * | 1990-11-28 | 1993-05-11 | Intel Corporation | Controller for two-way set associative cache |
-
1991
- 1991-06-27 JP JP3156925A patent/JPH04233642A/ja active Pending
- 1991-07-25 EP EP91306784A patent/EP0468786B1/de not_active Expired - Lifetime
- 1991-07-25 DE DE69132480T patent/DE69132480T2/de not_active Expired - Lifetime
- 1991-07-27 KR KR1019910012955A patent/KR920003163A/ko not_active Application Discontinuation
-
1993
- 1993-05-07 US US08/058,833 patent/US5325508A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH04233642A (ja) | 1992-08-21 |
DE69132480D1 (de) | 2001-01-04 |
EP0468786B1 (de) | 2000-11-29 |
US5325508A (en) | 1994-06-28 |
EP0468786A2 (de) | 1992-01-29 |
KR920003163A (ko) | 1992-02-29 |
EP0468786A3 (en) | 1992-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |