BE889372A - Controleur d'arbitrage assurant l'acces a une ressource commune par plusieurs unites centrales de traitement - Google Patents
Controleur d'arbitrage assurant l'acces a une ressource commune par plusieurs unites centrales de traitementInfo
- Publication number
- BE889372A BE889372A BE2/59236A BE2059236A BE889372A BE 889372 A BE889372 A BE 889372A BE 2/59236 A BE2/59236 A BE 2/59236A BE 2059236 A BE2059236 A BE 2059236A BE 889372 A BE889372 A BE 889372A
- Authority
- BE
- Belgium
- Prior art keywords
- central processing
- processing units
- providing access
- common resource
- controller providing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
- G06F15/163—Interprocessor communication
- G06F15/167—Interprocessor communication using a common memory, e.g. mailbox
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/18—Handling requests for interconnection or transfer for access to memory bus based on priority control
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Software Systems (AREA)
- Bus Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/163,049 US4376975A (en) | 1980-06-26 | 1980-06-26 | Arbitration controller providing for access of a common resource by a plurality of central processing units |
Publications (1)
Publication Number | Publication Date |
---|---|
BE889372A true BE889372A (fr) | 1981-10-16 |
Family
ID=22588260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2/59236A BE889372A (fr) | 1980-06-26 | 1981-06-25 | Controleur d'arbitrage assurant l'acces a une ressource commune par plusieurs unites centrales de traitement |
Country Status (3)
Country | Link |
---|---|
US (1) | US4376975A (fr) |
BE (1) | BE889372A (fr) |
CA (1) | CA1149040A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4730268A (en) * | 1985-04-30 | 1988-03-08 | Texas Instruments Incorporated | Distributed bus arbitration for a multiprocessor system |
US4894769A (en) * | 1987-02-20 | 1990-01-16 | Ag Communication Systems Corporation | Increased bandwith for multi-processor access of a common resource |
JPS6414648A (en) * | 1987-07-08 | 1989-01-18 | Mitsubishi Electric Corp | Arithmetic processor |
US5113339A (en) * | 1987-10-20 | 1992-05-12 | Sharp Kabushiki Kaisha | Data processor for detecting identical data simultaneously coexisting in a plurality of data sections of data transmission paths |
US5210828A (en) * | 1988-12-29 | 1993-05-11 | International Business Machines Corporation | Multiprocessing system with interprocessor communications facility |
EP0476175A1 (fr) * | 1990-09-20 | 1992-03-25 | Siemens Aktiengesellschaft | Dispositif pour mise en oeuvre d'un système multiprocesseurs, en particulier une commande numérique |
US5481707A (en) * | 1991-05-19 | 1996-01-02 | Unisys Corporation | Dedicated processor for task I/O and memory management |
US5713025A (en) * | 1993-10-21 | 1998-01-27 | Sun Microsystems, Inc. | Asynchronous arbiter using multiple arbiter elements to enhance speed |
US5896539A (en) * | 1997-04-14 | 1999-04-20 | International Business Machines Corporation | Method and system for controlling access to a shared resource in a data processing system utilizing dynamically-determined weighted pseudo-random priorities |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3505651A (en) * | 1967-02-28 | 1970-04-07 | Gen Electric | Data storage access control apparatus for a multicomputer system |
US3521238A (en) * | 1967-07-13 | 1970-07-21 | Honeywell Inc | Multi-processor computing apparatus |
US3699529A (en) * | 1971-01-07 | 1972-10-17 | Rca Corp | Communication among computers |
US3806885A (en) * | 1972-12-29 | 1974-04-23 | Ibm | Polling mechanism for transferring control from one data processing system or subsystem to another |
US3882455A (en) * | 1973-09-14 | 1975-05-06 | Gte Automatic Electric Lab Inc | Configuration control circuit for control and maintenance complex of digital communications system |
US4034347A (en) * | 1975-08-08 | 1977-07-05 | Bell Telephone Laboratories, Incorporated | Method and apparatus for controlling a multiprocessor system |
US4171536A (en) * | 1976-05-03 | 1979-10-16 | International Business Machines Corporation | Microprocessor system |
US4228496A (en) * | 1976-09-07 | 1980-10-14 | Tandem Computers Incorporated | Multiprocessor system |
US4096571A (en) * | 1976-09-08 | 1978-06-20 | Codex Corporation | System for resolving memory access conflicts among processors and minimizing processor waiting times for access to memory by comparing waiting times and breaking ties by an arbitrary priority ranking |
US4159518A (en) * | 1977-07-05 | 1979-06-26 | International Business Machines Corporation | Auto-selection priority circuits for plural channel adapters |
US4191996A (en) * | 1977-07-22 | 1980-03-04 | Chesley Gilman D | Self-configurable computer and memory system |
US4164787A (en) * | 1977-11-09 | 1979-08-14 | Bell Telephone Laboratories, Incorporated | Multiple microprocessor intercommunication arrangement |
-
1980
- 1980-06-26 US US06/163,049 patent/US4376975A/en not_active Expired - Lifetime
-
1981
- 1981-05-12 CA CA000377358A patent/CA1149040A/fr not_active Expired
- 1981-06-25 BE BE2/59236A patent/BE889372A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1149040A (fr) | 1983-06-28 |
US4376975A (en) | 1983-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: GTE AUTOMATIC ELECTRIC LABORATORIES INC. Effective date: 19890630 |