DE69938084D1 - Datenprozessor mit geschützten nichtmaskierbaren Unterbrechungen - Google Patents

Datenprozessor mit geschützten nichtmaskierbaren Unterbrechungen

Info

Publication number
DE69938084D1
DE69938084D1 DE69938084T DE69938084T DE69938084D1 DE 69938084 D1 DE69938084 D1 DE 69938084D1 DE 69938084 T DE69938084 T DE 69938084T DE 69938084 T DE69938084 T DE 69938084T DE 69938084 D1 DE69938084 D1 DE 69938084D1
Authority
DE
Germany
Prior art keywords
data processor
maskable interrupts
protected non
protected
maskable
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
DE69938084T
Other languages
English (en)
Other versions
DE69938084T2 (de
Inventor
Nat Seshan
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE69938084D1 publication Critical patent/DE69938084D1/de
Publication of DE69938084T2 publication Critical patent/DE69938084T2/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
    • G06F9/46—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
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3867—Concurrent instruction execution, e.g. pipeline or look ahead using instruction pipelines
    • G06F9/3875—Pipelining a single stage, e.g. superpipelining

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
DE69938084T 1998-02-02 1999-02-02 Datenprozessor mit geschützten nichtmaskierbaren Unterbrechungen Expired - Lifetime DE69938084T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17364 1998-02-02
US09/017,364 US5987559A (en) 1998-02-02 1998-02-02 Data processor with protected non-maskable interrupt

Publications (2)

Publication Number Publication Date
DE69938084D1 true DE69938084D1 (de) 2008-03-20
DE69938084T2 DE69938084T2 (de) 2009-01-29

Family

ID=21782166

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69938084T Expired - Lifetime DE69938084T2 (de) 1998-02-02 1999-02-02 Datenprozessor mit geschützten nichtmaskierbaren Unterbrechungen

Country Status (4)

Country Link
US (1) US5987559A (de)
EP (1) EP0933704B1 (de)
JP (1) JPH11288378A (de)
DE (1) DE69938084T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005009874B4 (de) * 2005-03-01 2010-04-15 Infineon Technologies Ag Verfahren zur Signalisierung eines Zustandes oder Ereignisses
JP2015072624A (ja) * 2013-10-03 2015-04-16 株式会社エルイーテック Ｎｍｉ制御

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2968289B2 (ja) * 1989-11-08 1999-10-25 株式会社リコー 中央演算処理装置
JPH04306735A (ja) * 1991-04-04 1992-10-29 Toshiba Corp 非同期割込み禁止機構
US5551033A (en) * 1991-05-17 1996-08-27 Zenith Data Systems Corporation Apparatus for maintaining one interrupt mask register in conformity with another in a manner invisible to an executing program
EP0545581B1 (de) * 1991-12-06 1999-04-21 National Semiconductor Corporation Integriertes Datenverarbeitungssystem mit CPU-Kern und unabhängigem parallelen, digitalen Signalprozessormodul
JP3171925B2 (ja) * 1992-04-30 2001-06-04 株式会社日立製作所 データ処理装置
JPH06230979A (ja) * 1992-06-17 1994-08-19 Cyrix Corp 改良されたシステム管理方法および装置
US5659759A (en) * 1992-09-21 1997-08-19 Kabushiki Kaisha Toshiba Data processing device having improved interrupt controller to process interrupts of different priority levels
US5758170A (en) * 1995-03-20 1998-05-26 Dell Usa, L.P. System for preventing corruption during CPU reset
JPH08305585A (ja) * 1995-05-11 1996-11-22 Matsushita Electric Ind Co Ltd 割込制御装置
JP2625402B2 (ja) * 1995-05-24 1997-07-02 日本電気株式会社 マイクロプロセッサ
US5764999A (en) * 1995-10-10 1998-06-09 Cyrix Corporation Enhanced system management mode with nesting
US5875342A (en) * 1997-06-03 1999-02-23 International Business Machines Corporation User programmable interrupt mask with timeout

Also Published As

Publication number Publication date
DE69938084T2 (de) 2009-01-29
US5987559A (en) 1999-11-16
EP0933704A2 (de) 1999-08-04
EP0933704A3 (de) 2002-12-04
JPH11288378A (ja) 1999-10-19
EP0933704B1 (de) 2008-02-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition