IT1087551B - Sistema calcolatore ad interruzione prioritaria e ripartita,con accesso diretto alla memoria - Google Patents
Sistema calcolatore ad interruzione prioritaria e ripartita,con accesso diretto alla memoriaInfo
- Publication number
- IT1087551B IT1087551B IT28226/77A IT2822677A IT1087551B IT 1087551 B IT1087551 B IT 1087551B IT 28226/77 A IT28226/77 A IT 28226/77A IT 2822677 A IT2822677 A IT 2822677A IT 1087551 B IT1087551 B IT 1087551B
- Authority
- IT
- Italy
- Prior art keywords
- interruption
- priority
- distributed
- memory
- direct access
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4812—Task transfer initiation or dispatching by interrupt, e.g. masked
-
- 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
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/32—Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer
- G06F13/34—Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer with priority control
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (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 |
---|---|---|---|
US05/729,348 US4090238A (en) | 1976-10-04 | 1976-10-04 | Priority vectored interrupt using direct memory access |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1087551B true IT1087551B (it) | 1985-06-04 |
Family
ID=24930639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28226/77A IT1087551B (it) | 1976-10-04 | 1977-10-03 | Sistema calcolatore ad interruzione prioritaria e ripartita,con accesso diretto alla memoria |
Country Status (6)
Country | Link |
---|---|
US (1) | US4090238A (it) |
JP (1) | JPS5355924A (it) |
DE (1) | DE2744531C2 (it) |
FR (1) | FR2366627A1 (it) |
GB (1) | GB1588929A (it) |
IT (1) | IT1087551B (it) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4271466A (en) * | 1975-02-20 | 1981-06-02 | Panafacom Limited | Direct memory access control system with byte/word control of data bus |
IT1192603B (it) * | 1977-12-30 | 1988-04-20 | Rca Corp | Apparato di interruzione di un programma,su base prioritaria,dotato di mezzi per l'alimentazione diretta dell'indirizzo di salto |
US4315314A (en) * | 1977-12-30 | 1982-02-09 | Rca Corporation | Priority vectored interrupt having means to supply branch address directly |
US4403282A (en) * | 1978-01-23 | 1983-09-06 | Data General Corporation | Data processing system using a high speed data channel for providing direct memory access for block data transfers |
US4200912A (en) * | 1978-07-31 | 1980-04-29 | Motorola, Inc. | Processor interrupt system |
US4240140A (en) * | 1978-12-26 | 1980-12-16 | Honeywell Information Systems Inc. | CRT display terminal priority interrupt apparatus for generating vectored addresses |
GB2076191B (en) * | 1978-12-26 | 1983-06-02 | Honeywell Inf Systems | Improvements in or relating to terminal systems for data processors |
US4237535A (en) * | 1979-04-11 | 1980-12-02 | Sperry Rand Corporation | Apparatus and method for receiving and servicing request signals from peripheral devices in a data processing system |
US4310880A (en) * | 1979-09-10 | 1982-01-12 | Nixdorf Computer Corporation | High-speed synchronous computer using pipelined registers and a two-level fixed priority circuit |
FR2465269B1 (fr) * | 1979-09-12 | 1985-12-27 | Cii Honeywell Bull | Selecteur de demandes asynchrones dans un systeme de traitement de l'information |
DE3003340C2 (de) * | 1980-01-30 | 1985-08-22 | Siemens AG, 1000 Berlin und 8000 München | Verfahren und Schaltungsanordnung zur Übertragung von binären Signalen zwischen über ein zentrales Busleitungssystem miteinander verbundenen Anschlußgeräten |
IT1145730B (it) * | 1981-11-13 | 1986-11-05 | Olivetti & Co Spa | Sistema di elaborazione di dati con dispositivo di controllo delle interruzioni di programma |
DE3233542A1 (de) * | 1982-09-10 | 1984-03-15 | Philips Kommunikations Industrie AG, 8500 Nürnberg | Verfahren und schaltungsanordnung zur abgabe von unterbrechungs-anforderungssignalen |
US4523277A (en) * | 1982-09-30 | 1985-06-11 | Ncr Corporation | Priority interrupt system for microcomputer |
DE3472177D1 (en) * | 1983-07-19 | 1988-07-21 | Nec Corp | Apparatus for controlling a plurality of interruption processings |
US4627018A (en) * | 1983-09-08 | 1986-12-02 | Sperry Corporation | Priority requestor accelerator |
US4631670A (en) * | 1984-07-11 | 1986-12-23 | Ibm Corporation | Interrupt level sharing |
US4964034A (en) * | 1984-10-30 | 1990-10-16 | Raytheon Company | Synchronized processing system with bus arbiter which samples and stores bus request signals and synchronizes bus grant signals according to clock signals |
US4908749A (en) * | 1985-11-15 | 1990-03-13 | Data General Corporation | System for controlling access to computer bus having address phase and data phase by prolonging the generation of request signal |
JPS62226257A (ja) * | 1986-03-27 | 1987-10-05 | Toshiba Corp | 演算処理装置 |
US4961067A (en) * | 1986-07-28 | 1990-10-02 | Motorola, Inc. | Pattern driven interrupt in a digital data processor |
US5241661A (en) * | 1987-03-27 | 1993-08-31 | International Business Machines Corporation | DMA access arbitration device in which CPU can arbitrate on behalf of attachment having no arbiter |
US4901234A (en) * | 1987-03-27 | 1990-02-13 | International Business Machines Corporation | Computer system having programmable DMA control |
DE3715291C2 (de) * | 1987-05-08 | 1997-01-16 | Bosch Gmbh Robert | Schaltungsanordnung zur Erweiterung der Anschlußmöglichkeiten für mit einer zentralen Steuereinrichtung zusammenarbeitende periphere Einheiten |
US5179696A (en) * | 1987-07-24 | 1993-01-12 | Nec Corporation | Generator detecting internal and external ready signals for generating a bus cycle end signal for microprocessor debugging operation |
JPH01180626A (ja) * | 1988-01-12 | 1989-07-18 | Mitsubishi Electric Corp | 優先順位分解器 |
JPH02224140A (ja) * | 1989-02-27 | 1990-09-06 | Nippon Motoroola Kk | 割込試験装置 |
US5276818A (en) * | 1989-04-24 | 1994-01-04 | Hitachi, Ltd. | Bus system for information processing system and method of controlling the same |
EP0464237A1 (en) * | 1990-07-03 | 1992-01-08 | International Business Machines Corporation | Bus arbitration scheme |
CA2145553C (en) * | 1994-03-30 | 1999-12-21 | Yuuki Date | Multi-processor system including priority arbitrator for arbitrating request issued from processors |
US6219720B1 (en) | 1998-08-10 | 2001-04-17 | Micron Technology, Inc. | Core logic unit with internal register for peripheral status |
US6233627B1 (en) | 1998-08-10 | 2001-05-15 | Micron Technology, Inc. | Processor with internal register for peripheral status |
US6374320B1 (en) | 1998-08-10 | 2002-04-16 | Micron Technology, Inc | Method for operating core logic unit with internal register for peripheral status |
US6189049B1 (en) * | 1998-08-10 | 2001-02-13 | Micron Technology | Method for operating processor with internal register for peripheral status |
DE69937985T2 (de) * | 1998-10-27 | 2008-12-24 | Canon K.K. | Bildverarbeitungsvorrichtung und -Verfahren |
US20080209089A1 (en) * | 2007-02-27 | 2008-08-28 | Integrated Device Technology, Inc. | Packet-Based Parallel Interface Protocol For A Serial Buffer Having A Parallel Processor Port |
US8516163B2 (en) * | 2007-02-27 | 2013-08-20 | Integrated Device Technology, Inc. | Hardware-based concurrent direct memory access (DMA) engines on serial rapid input/output SRIO interface |
US7870313B2 (en) * | 2007-02-27 | 2011-01-11 | Integrated Device Technology, Inc. | Method and structure to support system resource access of a serial device implementating a lite-weight protocol |
US8094677B2 (en) * | 2007-02-27 | 2012-01-10 | Integrated Device Technology, Inc. | Multi-bus structure for optimizing system performance of a serial buffer |
US7617346B2 (en) * | 2007-02-27 | 2009-11-10 | Integrated Device Technology, Inc. | Rapid input/output doorbell coalescing to minimize CPU utilization and reduce system interrupt latency |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1232587A (fr) * | 1959-06-24 | 1960-10-10 | Bull Sa Machines | Perfectionnements aux dispositifs d'organisation interne et de coordination des transferts d'informations dans une machine calculatrice électronique |
US3665415A (en) * | 1970-04-29 | 1972-05-23 | Honeywell Inf Systems | Data processing system with program interrupt priority apparatus utilizing working store for multiplexing interrupt requests |
GB1397438A (en) * | 1971-10-27 | 1975-06-11 | Ibm | Data processing system |
US3800287A (en) * | 1972-06-27 | 1974-03-26 | Honeywell Inf Systems | Data processing system having automatic interrupt identification technique |
JPS5242498B2 (it) * | 1972-08-19 | 1977-10-25 | ||
US3766526A (en) * | 1972-10-10 | 1973-10-16 | Atomic Energy Commission | Multi-microprogrammed input-output processor |
US3833888A (en) * | 1973-02-05 | 1974-09-03 | Honeywell Inf Systems | General purpose digital processor for terminal devices |
US3815105A (en) * | 1973-09-26 | 1974-06-04 | Corning Glass Works | Priority interrupt system |
US3944985A (en) * | 1973-10-19 | 1976-03-16 | Texas Instruments Incorporated | Workspace addressing system |
US3943495A (en) * | 1973-12-26 | 1976-03-09 | Xerox Corporation | Microprocessor with immediate and indirect addressing |
JPS50106541A (it) * | 1974-01-29 | 1975-08-22 |
-
1976
- 1976-10-04 US US05/729,348 patent/US4090238A/en not_active Expired - Lifetime
-
1977
- 1977-09-29 GB GB40495/77A patent/GB1588929A/en not_active Expired
- 1977-10-03 JP JP11940977A patent/JPS5355924A/ja active Granted
- 1977-10-03 IT IT28226/77A patent/IT1087551B/it active
- 1977-10-04 FR FR7729837A patent/FR2366627A1/fr active Granted
- 1977-10-04 DE DE2744531A patent/DE2744531C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2744531A1 (de) | 1978-04-06 |
FR2366627A1 (fr) | 1978-04-28 |
DE2744531C2 (de) | 1985-02-07 |
US4090238A (en) | 1978-05-16 |
JPS5355924A (en) | 1978-05-20 |
JPS5732817B2 (it) | 1982-07-13 |
GB1588929A (en) | 1981-04-29 |
FR2366627B1 (it) | 1981-12-04 |
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