JPH10301893A - コンピュータシステムにおけるデータバス間の送達トランザクション - Google Patents
コンピュータシステムにおけるデータバス間の送達トランザクションInfo
- Publication number
- JPH10301893A JPH10301893A JP9370468A JP37046897A JPH10301893A JP H10301893 A JPH10301893 A JP H10301893A JP 9370468 A JP9370468 A JP 9370468A JP 37046897 A JP37046897 A JP 37046897A JP H10301893 A JPH10301893 A JP H10301893A
- Authority
- JP
- Japan
- Prior art keywords
- transaction
- pci
- devices
- computer system
- bus
- 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
- G06F13/405—Coupling between buses using bus bridges where the bridge performs a synchronising function
- G06F13/4059—Coupling between buses using bus bridges where the bridge performs a synchronising function where the synchronisation uses buffers, e.g. for speed matching between buses
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/777,575 US6138192A (en) | 1996-12-31 | 1996-12-31 | Delivering a request to write or read data before delivering an earlier write request |
| US777575 | 1996-12-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10301893A true JPH10301893A (ja) | 1998-11-13 |
| JPH10301893A5 JPH10301893A5 (enExample) | 2005-08-04 |
Family
ID=25110625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9370468A Pending JPH10301893A (ja) | 1996-12-31 | 1997-12-26 | コンピュータシステムにおけるデータバス間の送達トランザクション |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US6138192A (enExample) |
| EP (1) | EP0851361B1 (enExample) |
| JP (1) | JPH10301893A (enExample) |
| DE (1) | DE69725687T2 (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006004196A1 (ja) * | 2004-07-02 | 2006-01-12 | Nec Corporation | マルチプロセッサシステムおよびメモリアクセス処理方法 |
| US8386670B2 (en) | 2007-01-15 | 2013-02-26 | Ricoh Company, Ltd. | System controlling device and image processing system |
| JP2014017006A (ja) * | 2009-05-29 | 2014-01-30 | Intel Corp | PCIExpressでのIDベースストリームを可能にする方法及び装置 |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6230219B1 (en) * | 1997-11-10 | 2001-05-08 | International Business Machines Corporation | High performance multichannel DMA controller for a PCI host bridge with a built-in cache |
| US6243781B1 (en) * | 1998-12-03 | 2001-06-05 | Intel Corporation | Avoiding deadlock by storing non-posted transactions in an auxiliary buffer when performing posted and non-posted bus transactions from an outbound pipe |
| US6405276B1 (en) * | 1998-12-10 | 2002-06-11 | International Business Machines Corporation | Selectively flushing buffered transactions in a bus bridge |
| US6324612B1 (en) * | 1998-12-10 | 2001-11-27 | International Business Machines Corporation | Associating buffers in a bus bridge with corresponding peripheral devices to facilitate transaction merging |
| US6209054B1 (en) * | 1998-12-15 | 2001-03-27 | Cisco Technology, Inc. | Reliable interrupt reception over buffered bus |
| US6301627B1 (en) * | 1998-12-18 | 2001-10-09 | International Business Machines Corporation | Method/system for identifying delayed predetermined information transfer request as bypassable by subsequently-generated information transfer request using bypass enable bit in bridge translation control entry |
| US6240458B1 (en) * | 1998-12-22 | 2001-05-29 | Unisys Corporation | System and method for programmably controlling data transfer request rates between data sources and destinations in a data processing system |
| US6351784B1 (en) * | 1998-12-28 | 2002-02-26 | International Business Machines Corp. | System for determining whether a subsequent transaction may be allowed or must be allowed or must not be allowed to bypass a preceding transaction |
| US6347349B1 (en) * | 1998-12-28 | 2002-02-12 | International Business Machines Corp. | System for determining whether a subsequent transaction may be allowed or must be allowed or must not be allowed to bypass a preceding transaction |
| US6330630B1 (en) * | 1999-03-12 | 2001-12-11 | Intel Corporation | Computer system having improved data transfer across a bus bridge |
| US6286074B1 (en) * | 1999-03-24 | 2001-09-04 | International Business Machines Corporation | Method and system for reading prefetched data across a bridge system |
| US6363452B1 (en) * | 1999-03-29 | 2002-03-26 | Sun Microsystems, Inc. | Method and apparatus for adding and removing components without powering down computer system |
| US6460108B1 (en) | 1999-03-31 | 2002-10-01 | Intel Corporation | Low cost data streaming mechanism |
| US6230228B1 (en) * | 1999-04-01 | 2001-05-08 | Intel Corporation | Efficient bridge architecture for handling multiple write transactions simultaneously |
| TW523672B (en) * | 1999-04-23 | 2003-03-11 | Via Tech Inc | Bus system delayed transaction method and device applying the method |
| US6567871B2 (en) * | 1999-07-26 | 2003-05-20 | Intel Corporation | Method and apparatus for repeating (extending) transactions on a bus without clock delay |
| US6742074B2 (en) * | 1999-08-31 | 2004-05-25 | Micron Technology, Inc. | Bus to system memory delayed read processing |
| US6557048B1 (en) * | 1999-11-01 | 2003-04-29 | Advanced Micro Devices, Inc. | Computer system implementing a system and method for ordering input/output (IO) memory operations within a coherent portion thereof |
| US6529990B1 (en) * | 1999-11-08 | 2003-03-04 | International Business Machines Corporation | Method and apparatus to eliminate failed snoops of transactions caused by bus timing conflicts in a distributed symmetric multiprocessor system |
| US6779061B1 (en) * | 2000-05-09 | 2004-08-17 | Cypress Semiconductor Corp. | Method and apparatus implementing a FIFO with discrete blocks |
| US6654818B1 (en) * | 2000-06-22 | 2003-11-25 | International Business Machines Corporation | DMA access authorization for 64-bit I/O adapters on PCI bus |
| US6636947B1 (en) * | 2000-08-24 | 2003-10-21 | International Business Machines Corporation | Coherency for DMA read cached data |
| US6721813B2 (en) * | 2001-01-30 | 2004-04-13 | Advanced Micro Devices, Inc. | Computer system implementing a system and method for tracking the progress of posted write transactions |
| TW514791B (en) * | 2001-05-28 | 2002-12-21 | Via Tech Inc | Structure, method and related control chip for accessing device of computer system with system management bus |
| US20030131175A1 (en) * | 2001-12-24 | 2003-07-10 | Heynemann Tom A. | Method and apparatus for ensuring multi-threaded transaction ordering in a strongly ordered computer interconnect |
| US6754737B2 (en) * | 2001-12-24 | 2004-06-22 | Hewlett-Packard Development Company, L.P. | Method and apparatus to allow dynamic variation of ordering enforcement between transactions in a strongly ordered computer interconnect |
| US7111105B2 (en) * | 2001-12-31 | 2006-09-19 | Hewlett-Packard Development Company, L.P. | System to optimally order cycles originating from a single physical link |
| US6970978B1 (en) * | 2002-04-03 | 2005-11-29 | Advanced Micro Devices, Inc. | System and method for providing a pre-fetch memory controller |
| US7286548B1 (en) * | 2002-08-14 | 2007-10-23 | Redback Networks Inc. | Method and apparatus for multicast multiple prefetch |
| US7043593B1 (en) * | 2003-04-29 | 2006-05-09 | Advanced Micro Devices, Inc. | Apparatus and method for sending in order data and out of order data on a data bus |
| US7062590B2 (en) * | 2003-08-29 | 2006-06-13 | Lsi Logic Corporation | Methods and structure for PCI bus broadcast using device ID messaging |
| US7644197B1 (en) * | 2003-10-15 | 2010-01-05 | Sun Microsystems, Inc. | Queue management by multiple processors |
| US7549004B1 (en) * | 2004-08-20 | 2009-06-16 | Altera Corporation | Split filtering in multilayer systems |
| US7412555B2 (en) * | 2005-09-29 | 2008-08-12 | P.A. Semi, Inc. | Ordering rule and fairness implementation |
| US8566496B2 (en) * | 2010-12-03 | 2013-10-22 | Lsi Corporation | Data prefetch in SAS expanders |
| US9229896B2 (en) | 2012-12-21 | 2016-01-05 | Apple Inc. | Systems and methods for maintaining an order of read and write transactions in a computing system |
| US10362109B2 (en) | 2016-03-30 | 2019-07-23 | Task Performance Group, Inc. | Cloud operating system and method |
Family Cites Families (61)
| 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 |
| US6038584A (en) * | 1989-11-17 | 2000-03-14 | Texas Instruments Incorporated | Synchronized MIMD multi-processing system and method of operation |
| JPH03188546A (ja) * | 1989-12-18 | 1991-08-16 | Fujitsu Ltd | バスインターフェイス制御方式 |
| US5438509A (en) * | 1991-02-07 | 1995-08-01 | Heffron; Donald J. | Transaction processing in a distributed data processing system |
| US5454093A (en) * | 1991-02-25 | 1995-09-26 | International Business Machines Corporation | Buffer bypass for quick data access |
| GB9116044D0 (en) * | 1991-07-24 | 1991-09-11 | Nat Res Dev | Probes |
| 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 |
| CA2080210C (en) * | 1992-01-02 | 1998-10-27 | Nader Amini | Bidirectional data storage facility for bus interface unit |
| 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 |
| 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 |
| 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 |
| US5535395A (en) * | 1992-10-02 | 1996-07-09 | Compaq Computer Corporation | Prioritization of microprocessors in multiprocessor computer systems |
| 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 |
| US5448702A (en) * | 1993-03-02 | 1995-09-05 | International Business Machines Corporation | Adapters with descriptor queue management capability |
| 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 |
| US5434996A (en) * | 1993-12-28 | 1995-07-18 | Intel Corporation | Synchronous/asynchronous clock net with autosense |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| US5528766A (en) * | 1994-03-24 | 1996-06-18 | Hewlett-Packard Company | Multiple arbitration scheme |
| US5623700A (en) * | 1994-04-06 | 1997-04-22 | Dell, Usa L.P. | Interface circuit having zero latency buffer memory and cache memory information transfer |
| 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 |
| US5778196A (en) * | 1995-02-24 | 1998-07-07 | Acar Laboratories, Incorporated | Method and device for identifying a bus memory region |
| 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 |
| US5634138A (en) * | 1995-06-07 | 1997-05-27 | Emulex Corporation | Burst broadcasting on a peripheral component interconnect bus |
| 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 |
| 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 |
| US5724529A (en) * | 1995-11-22 | 1998-03-03 | Cirrus Logic, Inc. | Computer system with multiple PC card controllers and a method of controlling I/O transfers in the system |
| US5717876A (en) * | 1996-02-26 | 1998-02-10 | International Business Machines Corporation | Method for avoiding livelock on bus bridge receiving multiple requests |
| US6108741A (en) * | 1996-06-05 | 2000-08-22 | Maclaren; John M. | Ordering transactions |
| US5872941A (en) * | 1996-06-05 | 1999-02-16 | Compaq Computer Corp. | Providing data from a bridge to a requesting device while the bridge is receiving the data |
| US5781748A (en) * | 1996-07-19 | 1998-07-14 | Compaq Computer Corporation | Computer system utilizing two ISA busses coupled to a mezzanine bus |
| US5894563A (en) * | 1996-11-20 | 1999-04-13 | Apple Computer, Inc. | Method and apparatus for providing a PCI bridge between multiple PCI environments |
-
1996
- 1996-12-31 US US08/777,575 patent/US6138192A/en not_active Expired - Lifetime
-
1997
- 1997-12-26 JP JP9370468A patent/JPH10301893A/ja active Pending
- 1997-12-31 EP EP97310689A patent/EP0851361B1/en not_active Expired - Lifetime
- 1997-12-31 DE DE69725687T patent/DE69725687T2/de not_active Expired - Lifetime
-
1998
- 1998-11-19 US US09/196,373 patent/US6070209A/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006004196A1 (ja) * | 2004-07-02 | 2006-01-12 | Nec Corporation | マルチプロセッサシステムおよびメモリアクセス処理方法 |
| US7664900B2 (en) | 2004-07-02 | 2010-02-16 | Nec Corporation | Multiprocessor system and method for processing memory access |
| US8386670B2 (en) | 2007-01-15 | 2013-02-26 | Ricoh Company, Ltd. | System controlling device and image processing system |
| US8606977B2 (en) | 2007-01-15 | 2013-12-10 | Ricoh Company, Ltd. | System controlling device and image processing system |
| JP2014017006A (ja) * | 2009-05-29 | 2014-01-30 | Intel Corp | PCIExpressでのIDベースストリームを可能にする方法及び装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0851361B1 (en) | 2003-10-22 |
| EP0851361A1 (en) | 1998-07-01 |
| US6138192A (en) | 2000-10-24 |
| DE69725687D1 (de) | 2003-11-27 |
| US6070209A (en) | 2000-05-30 |
| DE69725687T2 (de) | 2004-05-13 |
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