DE69620278T2 - Steuerungssystem für Prozessor - Google Patents

Steuerungssystem für Prozessor

Info

Publication number
DE69620278T2
DE69620278T2 DE69620278T DE69620278T DE69620278T2 DE 69620278 T2 DE69620278 T2 DE 69620278T2 DE 69620278 T DE69620278 T DE 69620278T DE 69620278 T DE69620278 T DE 69620278T DE 69620278 T2 DE69620278 T2 DE 69620278T2
Authority
DE
Germany
Prior art keywords
processor
control system
control
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
Application number
DE69620278T
Other languages
English (en)
Other versions
DE69620278D1 (de
Inventor
Jari Hagqvist
Jukka Ranta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Oyj
Original Assignee
Nokia Oyj
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE69620278D1 publication Critical patent/DE69620278D1/de
Publication of DE69620278T2 publication Critical patent/DE69620278T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
    • G06F9/328—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for runtime instruction patching
    • 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
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection
    • G06F9/268—Microinstruction selection not based on processing results, e.g. interrupt, patch, first cycle store, diagnostic programs

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Stored Programmes (AREA)
  • Microcomputers (AREA)
  • Programmable Controllers (AREA)
DE69620278T 1995-02-03 1996-01-31 Steuerungssystem für Prozessor Expired - Lifetime DE69620278T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/382,994 US5581776A (en) 1995-02-03 1995-02-03 Branch control system for rom-programmed processor

Publications (2)

Publication Number Publication Date
DE69620278D1 DE69620278D1 (de) 2002-05-08
DE69620278T2 true DE69620278T2 (de) 2002-08-08

Family

ID=23511259

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69620278T Expired - Lifetime DE69620278T2 (de) 1995-02-03 1996-01-31 Steuerungssystem für Prozessor

Country Status (5)

Country Link
US (1) US5581776A (de)
EP (1) EP0725333B1 (de)
JP (1) JPH08263282A (de)
DE (1) DE69620278T2 (de)
ES (1) ES2174025T3 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308470B (en) * 1995-12-22 2000-02-16 Nokia Mobile Phones Ltd Program memory scheme for processors
FI962816A (fi) * 1996-07-11 1998-01-12 Nokia Mobile Phones Ltd Mikropiirimodulien kotelorakenne
JP3745039B2 (ja) * 1996-08-01 2006-02-15 株式会社ルネサステクノロジ 遅延命令を有するマイクロプロセッサ
FI101914B1 (fi) * 1996-11-08 1998-09-15 Nokia Mobile Phones Ltd Parannettu menetelmä ja piirijärjestely signaalin käsittelemiseksi
US5961639A (en) * 1996-12-16 1999-10-05 International Business Machines Corporation Processor and method for dynamically inserting auxiliary instructions within an instruction stream during execution
GB2323190B (en) * 1997-03-14 2001-09-19 Nokia Mobile Phones Ltd Executing nested loops
FI103617B (fi) 1997-09-01 1999-07-30 Nokia Mobile Phones Ltd Kanavatransistorit
DE19811853C1 (de) 1998-03-18 1999-09-09 Nokia Mobile Phones Ltd Kommunikationseinrichtung und Verfahren zu deren Betriebssteuerung
JP2001306316A (ja) * 2000-04-21 2001-11-02 Sharp Corp 制御回路およびそれを用いた半導体装置
US20050071605A1 (en) * 2003-09-30 2005-03-31 Yao-Huang Hsieh Method for enabling a branch-control system in a microcomputer apparatus
US20060179205A1 (en) * 2005-01-11 2006-08-10 Phison Electronics Corp. [expandable integrated circuit and operation procedure thereof]
US7464248B2 (en) * 2005-04-25 2008-12-09 Mediatek Incorporation Microprocessor systems and bus address translation methods
US20090031108A1 (en) * 2007-07-24 2009-01-29 Via Technologies Configurable fuse mechanism for implementing microcode patches
US20090031110A1 (en) * 2007-07-24 2009-01-29 Via Technologies Microcode patch expansion mechanism
US20090031103A1 (en) * 2007-07-24 2009-01-29 Via Technologies Mechanism for implementing a microcode patch during fabrication
US20090031107A1 (en) * 2007-07-24 2009-01-29 Via Technologies On-chip memory providing for microcode patch overlay and constant update functions
US20090031090A1 (en) * 2007-07-24 2009-01-29 Via Technologies Apparatus and method for fast one-to-many microcode patch
US20090031109A1 (en) * 2007-07-24 2009-01-29 Via Technologies Apparatus and method for fast microcode patch from memory
US20090031121A1 (en) * 2007-07-24 2009-01-29 Via Technologies Apparatus and method for real-time microcode patch
US11163572B2 (en) * 2014-02-04 2021-11-02 Micron Technology, Inc. Memory systems and memory control methods

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028684A (en) * 1975-10-16 1977-06-07 Bell Telephone Laboratories, Incorporated Memory patching circuit with repatching capability
EP0049353A1 (de) * 1980-10-06 1982-04-14 Texas Instruments Incorporated Halbleiterspeicher für Kleinrechnersystem
US4542453A (en) * 1982-02-19 1985-09-17 Texas Instruments Incorporated Program patching in microcomputer
JPS61229134A (ja) * 1985-04-03 1986-10-13 Nec Corp マイクロコンピユ−タ
JPS61239330A (ja) * 1985-04-16 1986-10-24 Nec Corp マイクロプログラム修正方式
US4751703A (en) * 1986-09-16 1988-06-14 International Business Machines Corp. Method for storing the control code of a processor allowing effective code modification and addressing circuit therefor
US4860197A (en) * 1987-07-31 1989-08-22 Prime Computer, Inc. Branch cache system with instruction boundary determination independent of parcel boundary
JP2845433B2 (ja) * 1987-09-07 1999-01-13 日本電気株式会社 集積回路装置
JPS6470831A (en) * 1987-09-11 1989-03-16 Nippon Telegraph & Telephone Microprogram control system
US5193205A (en) * 1988-03-01 1993-03-09 Mitsubishi Denki Kabushiki Kaisha Pipeline processor, with return address stack storing only pre-return processed address for judging validity and correction of unprocessed address
EP0474297B1 (de) * 1990-09-05 1998-06-10 Koninklijke Philips Electronics N.V. Maschine mit sehr langem Befehlswort für leistungsfähige Durchführung von Programmen mit bedingten Verzweigungen
GB2250838A (en) * 1990-12-11 1992-06-17 Honda Motor Co Ltd Patching a program stored in ROM
JP2505950B2 (ja) * 1991-05-13 1996-06-12 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 ハ―ドウェア支援ブレ―クポイント・システム
JPH0764784A (ja) * 1993-08-31 1995-03-10 Nec Corp マイクロコンピュータ
GB2285154B (en) * 1993-12-24 1998-04-01 Advanced Risc Mach Ltd Branch cache

Also Published As

Publication number Publication date
ES2174025T3 (es) 2002-11-01
EP0725333A2 (de) 1996-08-07
EP0725333B1 (de) 2002-04-03
EP0725333A3 (de) 1998-05-06
US5581776A (en) 1996-12-03
JPH08263282A (ja) 1996-10-11
DE69620278D1 (de) 2002-05-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition