JPH10124450A - データ・バッファ・フラッシュ機能を備えたコンピュータ・システム - Google Patents
データ・バッファ・フラッシュ機能を備えたコンピュータ・システムInfo
- Publication number
- JPH10124450A JPH10124450A JP9162089A JP16208997A JPH10124450A JP H10124450 A JPH10124450 A JP H10124450A JP 9162089 A JP9162089 A JP 9162089A JP 16208997 A JP16208997 A JP 16208997A JP H10124450 A JPH10124450 A JP H10124450A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- data
- buffer
- transaction
- pci
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4027—Coupling between buses using bus bridges
- G06F13/4045—Coupling between buses using bus bridges where the bus bridge performs an extender function
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Bus Control (AREA)
- Memory System Of A Hierarchy Structure (AREA)
- Information Transfer Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US658704 | 1996-06-05 | ||
| US08/658,704 US5987539A (en) | 1996-06-05 | 1996-06-05 | Method and apparatus for flushing a bridge device read buffer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10124450A true JPH10124450A (ja) | 1998-05-15 |
| JPH10124450A5 JPH10124450A5 (enExample) | 2005-04-07 |
Family
ID=24642331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9162089A Pending JPH10124450A (ja) | 1996-06-05 | 1997-06-05 | データ・バッファ・フラッシュ機能を備えたコンピュータ・システム |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5987539A (enExample) |
| EP (1) | EP0817088A3 (enExample) |
| JP (1) | JPH10124450A (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6141757A (en) * | 1998-06-22 | 2000-10-31 | Motorola, Inc. | Secure computer with bus monitoring system and methods |
| US7734852B1 (en) | 1998-08-06 | 2010-06-08 | Ahern Frank W | Modular computer system |
| US6154803A (en) * | 1998-12-18 | 2000-11-28 | Philips Semiconductors, Inc. | Method and arrangement for passing data between a reference chip and an external bus |
| US6647487B1 (en) * | 2000-02-18 | 2003-11-11 | Hewlett-Packard Development Company, Lp. | Apparatus and method for shift register rate control of microprocessor instruction prefetches |
| US6594719B1 (en) * | 2000-04-19 | 2003-07-15 | Mobility Electronics Inc. | Extended cardbus/pc card controller with split-bridge ™technology |
| US6513089B1 (en) | 2000-05-18 | 2003-01-28 | International Business Machines Corporation | Dual burst latency timers for overlapped read and write data transfers |
| US6687779B1 (en) | 2000-07-14 | 2004-02-03 | Texas Instruments Incorporated | Method and apparatus for transmitting control information across a serialized bus interface |
| US20030093608A1 (en) * | 2001-11-09 | 2003-05-15 | Ken Jaramillo | Method for increasing peripheral component interconnect (PCI) bus thoughput via a bridge for memory read transfers via dynamic variable prefetch |
| US20040003164A1 (en) * | 2002-06-27 | 2004-01-01 | Patrick Boily | PCI bridge and data transfer methods |
| US7136239B2 (en) * | 2002-09-20 | 2006-11-14 | Seagate Technology Llc | NRZ pipeline servo while reading or writing |
| CN100514318C (zh) * | 2007-07-30 | 2009-07-15 | 威盛电子股份有限公司 | 桥接器以及电子系统的数据清理方法 |
| EP2952067B1 (en) * | 2013-01-29 | 2017-07-19 | Philips Lighting Holding B.V. | A method of controlling a lighting system and a lighting system |
| US10075284B1 (en) * | 2016-01-21 | 2018-09-11 | Integrated Device Technology, Inc. | Pulse width modulation (PWM) to align clocks across multiple separated cards within a communication system |
| US10528352B2 (en) | 2016-03-08 | 2020-01-07 | International Business Machines Corporation | Blocking instruction fetching in a computer processor |
Family Cites Families (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5569830A (en) * | 1978-11-20 | 1980-05-26 | Toshiba Corp | Intelligent terminal |
| EP0334627A3 (en) * | 1988-03-23 | 1991-06-12 | Du Pont Pixel Systems Limited | Multiprocessor architecture |
| JPH03188546A (ja) * | 1989-12-18 | 1991-08-16 | Fujitsu Ltd | バスインターフェイス制御方式 |
| US5455913A (en) * | 1990-05-14 | 1995-10-03 | At&T Global Information Solutions Company | System and method for transferring data between independent busses |
| US5454093A (en) * | 1991-02-25 | 1995-09-26 | International Business Machines Corporation | Buffer bypass for quick data access |
| US5483641A (en) * | 1991-12-17 | 1996-01-09 | Dell Usa, L.P. | System for scheduling readahead operations if new request is within a proximity of N last read requests wherein N is dependent on independent activities |
| JPH0789340B2 (ja) * | 1992-01-02 | 1995-09-27 | インターナショナル・ビジネス・マシーンズ・コーポレイション | バス間インターフェースにおいてアドレス・ロケーションの判定を行なう方法及び装置 |
| CA2080210C (en) * | 1992-01-02 | 1998-10-27 | Nader Amini | Bidirectional data storage facility for bus interface unit |
| US5768548A (en) * | 1992-04-15 | 1998-06-16 | Intel Corporation | Bus bridge for responding to received first write command by storing data and for responding to received second write command by transferring the stored data |
| US5491811A (en) * | 1992-04-20 | 1996-02-13 | International Business Machines Corporation | Cache system using mask bits to recorder the sequences for transfers of data through cache to system memory |
| US5579530A (en) * | 1992-06-11 | 1996-11-26 | Intel Corporation | Method and apparatus for dynamically allocating access time to a resource shared between a peripheral bus and a host bus by dynamically controlling the size of burst data transfers on the peripheral bus |
| JP2531903B2 (ja) * | 1992-06-22 | 1996-09-04 | インターナショナル・ビジネス・マシーンズ・コーポレイション | コンピュ―タ・システムおよびシステム拡張装置 |
| US5363485A (en) * | 1992-10-01 | 1994-11-08 | Xerox Corporation | Bus interface having single and multiple channel FIFO devices using pending channel information stored in a circular queue for transfer of information therein |
| US5535395A (en) * | 1992-10-02 | 1996-07-09 | Compaq Computer Corporation | Prioritization of microprocessors in multiprocessor computer systems |
| US5463753A (en) * | 1992-10-02 | 1995-10-31 | Compaq Computer Corp. | Method and apparatus for reducing non-snoop window of a cache controller by delaying host bus grant signal to the cache controller |
| US5519839A (en) * | 1992-10-02 | 1996-05-21 | Compaq Computer Corp. | Double buffering operations between the memory bus and the expansion bus of a computer system |
| US5381528A (en) * | 1992-10-15 | 1995-01-10 | Maxtor Corporation | Demand allocation of read/write buffer partitions favoring sequential read cache |
| US5396602A (en) * | 1993-05-28 | 1995-03-07 | International Business Machines Corp. | Arbitration logic for multiple bus computer system |
| US5522050A (en) * | 1993-05-28 | 1996-05-28 | International Business Machines Corporation | Bus-to-bus bridge for a multiple bus information handling system that optimizes data transfers between a system bus and a peripheral bus |
| US5623633A (en) * | 1993-07-27 | 1997-04-22 | Dell Usa, L.P. | Cache-based computer system employing a snoop control circuit with write-back suppression |
| US5613075A (en) * | 1993-11-12 | 1997-03-18 | Intel Corporation | Method and apparatus for providing deterministic read access to main memory in a computer system |
| US5455915A (en) * | 1993-12-16 | 1995-10-03 | Intel Corporation | Computer system with bridge circuitry having input/output multiplexers and third direct unidirectional path for data transfer between buses operating at different rates |
| US5559800A (en) * | 1994-01-19 | 1996-09-24 | Research In Motion Limited | Remote control of gateway functions in a wireless data communication network |
| US5471590A (en) * | 1994-01-28 | 1995-11-28 | Compaq Computer Corp. | Bus master arbitration circuitry having improved prioritization |
| US5530933A (en) * | 1994-02-24 | 1996-06-25 | Hewlett-Packard Company | Multiprocessor system for maintaining cache coherency by checking the coherency in the order of the transactions being issued on the bus |
| US5535341A (en) * | 1994-02-24 | 1996-07-09 | Intel Corporation | Apparatus and method for determining the status of data buffers in a bridge between two buses during a flush operation |
| GB2286910B (en) * | 1994-02-24 | 1998-11-25 | Intel Corp | Apparatus and method for prefetching data to load buffers in a bridge between two buses in a computer |
| TW400483B (en) * | 1994-03-01 | 2000-08-01 | Intel Corp | High performance symmetric arbitration protocol with support for I/O requirements |
| US5528766A (en) * | 1994-03-24 | 1996-06-18 | Hewlett-Packard Company | Multiple arbitration scheme |
| US5586297A (en) * | 1994-03-24 | 1996-12-17 | Hewlett-Packard Company | Partial cache line write transactions in a computing system with a write back cache |
| US5623700A (en) * | 1994-04-06 | 1997-04-22 | Dell, Usa L.P. | Interface circuit having zero latency buffer memory and cache memory information transfer |
| US5522061A (en) * | 1994-04-14 | 1996-05-28 | Hewlett-Packard Company | Read concurrency through transaction synthesis |
| US5535340A (en) * | 1994-05-20 | 1996-07-09 | Intel Corporation | Method and apparatus for maintaining transaction ordering and supporting deferred replies in a bus bridge |
| US5546546A (en) * | 1994-05-20 | 1996-08-13 | Intel Corporation | Method and apparatus for maintaining transaction ordering and arbitrating in a bus bridge |
| US5687347A (en) * | 1994-09-19 | 1997-11-11 | Matsushita Electric Industrial Co., Ltd. | Data providing device, file server device, and data transfer control method |
| US5548730A (en) * | 1994-09-20 | 1996-08-20 | Intel Corporation | Intelligent bus bridge for input/output subsystems in a computer system |
| US5524235A (en) * | 1994-10-14 | 1996-06-04 | Compaq Computer Corporation | System for arbitrating access to memory with dynamic priority assignment |
| US5553265A (en) * | 1994-10-21 | 1996-09-03 | International Business Machines Corporation | Methods and system for merging data during cache checking and write-back cycles for memory reads and writes |
| US5555383A (en) * | 1994-11-07 | 1996-09-10 | International Business Machines Corporation | Peripheral component interconnect bus system having latency and shadow timers |
| US5664124A (en) * | 1994-11-30 | 1997-09-02 | International Business Machines Corporation | Bridge between two buses of a computer system that latches signals from the bus for use on the bridge and responds according to the bus protocols |
| US5625779A (en) * | 1994-12-30 | 1997-04-29 | Intel Corporation | Arbitration signaling mechanism to prevent deadlock guarantee access latency, and guarantee acquisition latency for an expansion bridge |
| US5594882A (en) * | 1995-01-04 | 1997-01-14 | Intel Corporation | PCI split transactions utilizing dual address cycle |
| US5568619A (en) * | 1995-01-05 | 1996-10-22 | International Business Machines Corporation | Method and apparatus for configuring a bus-to-bus bridge |
| US5630094A (en) * | 1995-01-20 | 1997-05-13 | Intel Corporation | Integrated bus bridge and memory controller that enables data streaming to a shared memory of a computer system using snoop ahead transactions |
| US5596729A (en) * | 1995-03-03 | 1997-01-21 | Compaq Computer Corporation | First arbiter coupled to a first bus receiving requests from devices coupled to a second bus and controlled by a second arbiter on said second bus |
| US5664150A (en) * | 1995-03-21 | 1997-09-02 | International Business Machines Corporation | Computer system with a device for selectively blocking writebacks of data from a writeback cache to memory |
| US5619661A (en) * | 1995-06-05 | 1997-04-08 | Vlsi Technology, Inc. | Dynamic arbitration system and method |
| US5694556A (en) * | 1995-06-07 | 1997-12-02 | International Business Machines Corporation | Data processing system including buffering mechanism for inbound and outbound reads and posted writes |
| US5634138A (en) * | 1995-06-07 | 1997-05-27 | Emulex Corporation | Burst broadcasting on a peripheral component interconnect bus |
| US5710906A (en) * | 1995-07-07 | 1998-01-20 | Opti Inc. | Predictive snooping of cache memory for master-initiated accesses |
| US5649175A (en) * | 1995-08-10 | 1997-07-15 | Cirrus Logic, Inc. | Method and apparatus for acquiring bus transaction address and command information with no more than zero-hold-time and with fast device acknowledgement |
| US5632021A (en) * | 1995-10-25 | 1997-05-20 | Cisco Systems Inc. | Computer system with cascaded peripheral component interconnect (PCI) buses |
| US5673399A (en) * | 1995-11-02 | 1997-09-30 | International Business Machines, Corporation | System and method for enhancement of system bus to mezzanine bus transactions |
| US5717876A (en) * | 1996-02-26 | 1998-02-10 | International Business Machines Corporation | Method for avoiding livelock on bus bridge receiving multiple requests |
-
1996
- 1996-06-05 US US08/658,704 patent/US5987539A/en not_active Expired - Lifetime
-
1997
- 1997-06-04 EP EP97303802A patent/EP0817088A3/en not_active Withdrawn
- 1997-06-05 JP JP9162089A patent/JPH10124450A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US5987539A (en) | 1999-11-16 |
| EP0817088A2 (en) | 1998-01-07 |
| EP0817088A3 (en) | 1999-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040513 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040513 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20061109 |
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| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20061116 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20070410 |