FR2375656A1 - Dispositif de translation d'adresse avec protection de memoire dans un systeme de traitement de donnees - Google Patents

Dispositif de translation d'adresse avec protection de memoire dans un systeme de traitement de donnees

Info

Publication number
FR2375656A1
FR2375656A1 FR7735130A FR7735130A FR2375656A1 FR 2375656 A1 FR2375656 A1 FR 2375656A1 FR 7735130 A FR7735130 A FR 7735130A FR 7735130 A FR7735130 A FR 7735130A FR 2375656 A1 FR2375656 A1 FR 2375656A1
Authority
FR
France
Prior art keywords
address
data processing
address translation
processing system
translation device
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.)
Granted
Application number
FR7735130A
Other languages
English (en)
French (fr)
Other versions
FR2375656B1 (enExample
Inventor
Ronald E Bodner
Thomas L Crooks
Richard C Kiscaden
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2375656A1 publication Critical patent/FR2375656A1/fr
Application granted granted Critical
Publication of FR2375656B1 publication Critical patent/FR2375656B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
    • G06F12/145—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being virtual, e.g. for virtual blocks or segments before a translation mechanism
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/06—Addressing a physical block of locations, e.g. base addressing, module addressing, memory dedication
    • G06F12/0615—Address space extension
    • G06F12/0623—Address space extension for memory modules
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10—Address translation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10—Address translation
    • G06F12/1081—Address translation for peripheral access to main memory, e.g. direct memory access [DMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Storage Device Security (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Executing Machine-Instructions (AREA)
FR7735130A 1976-12-27 1977-11-18 Dispositif de translation d'adresse avec protection de memoire dans un systeme de traitement de donnees Granted FR2375656A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/754,392 US4093986A (en) 1976-12-27 1976-12-27 Address translation with storage protection

Publications (2)

Publication Number Publication Date
FR2375656A1 true FR2375656A1 (fr) 1978-07-21
FR2375656B1 FR2375656B1 (enExample) 1980-08-22

Family

ID=25034598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7735130A Granted FR2375656A1 (fr) 1976-12-27 1977-11-18 Dispositif de translation d'adresse avec protection de memoire dans un systeme de traitement de donnees

Country Status (7)

Country Link
US (1) US4093986A (enExample)
JP (1) JPS5382233A (enExample)
BR (1) BR7708664A (enExample)
DE (1) DE2755656A1 (enExample)
FR (1) FR2375656A1 (enExample)
GB (1) GB1577592A (enExample)
IT (1) IT1113840B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4241401A (en) * 1977-12-19 1980-12-23 Sperry Corporation Virtual address translator utilizing interrupt level code
US4447877A (en) * 1978-11-08 1984-05-08 Data General Corporation Memory bus interface system
DE2939197A1 (de) * 1979-09-27 1981-04-16 Siemens AG, 1000 Berlin und 8000 München Signalverarbeitungsvorrichtung, insbesondere fuer herzschrittmacher
US4332009A (en) * 1980-01-21 1982-05-25 Mostek Corporation Memory protection system
US4388695A (en) * 1980-02-21 1983-06-14 Timeplex, Inc. Hardware memory write lock circuit
US4926316A (en) * 1982-09-29 1990-05-15 Apple Computer, Inc. Memory management unit with overlapping control for accessing main memory of a digital computer
GB2127994B (en) * 1982-09-29 1987-01-21 Apple Computer Memory management unit for digital computer
US5029072A (en) * 1985-12-23 1991-07-02 Motorola, Inc. Lock warning mechanism for a cache
US5201039A (en) * 1987-09-30 1993-04-06 Mitsubishi Denki Kabushiki Kaisha Multiple address-space data processor with addressable register and context switching
US4965720A (en) * 1988-07-18 1990-10-23 International Business Machines Corporation Directed address generation for virtual-address data processors
JP2778291B2 (ja) * 1991-05-31 1998-07-23 日本電気株式会社 アドレス変換レジスタ制御方式
KR101198400B1 (ko) * 2008-12-16 2012-11-07 한국전자통신연구원 메모리 관리 장치 및 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771146A (en) * 1972-01-26 1973-11-06 Plessey Handel Investment Ag Data processing system interrupt arrangements
US3909798A (en) * 1974-01-25 1975-09-30 Raytheon Co Virtual addressing method and apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3530438A (en) * 1965-12-13 1970-09-22 Sperry Rand Corp Task control
US3528062A (en) * 1968-07-05 1970-09-08 Ibm Program interlock arrangement,including task suspension and new task assignment
US3839706A (en) * 1973-07-02 1974-10-01 Ibm Input/output channel relocation storage protect mechanism
JPS5026433A (enExample) * 1973-07-06 1975-03-19
FR122199A (enExample) * 1973-12-17
FR119649A (enExample) * 1975-03-24
US4017839A (en) * 1975-06-30 1977-04-12 Honeywell Information Systems, Inc. Input/output multiplexer security system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771146A (en) * 1972-01-26 1973-11-06 Plessey Handel Investment Ag Data processing system interrupt arrangements
US3909798A (en) * 1974-01-25 1975-09-30 Raytheon Co Virtual addressing method and apparatus

Also Published As

Publication number Publication date
US4093986A (en) 1978-06-06
DE2755656A1 (de) 1978-06-29
JPS5382233A (en) 1978-07-20
BR7708664A (pt) 1979-07-24
GB1577592A (en) 1980-10-29
IT1113840B (it) 1986-01-27
JPS5733639B2 (enExample) 1982-07-17
FR2375656B1 (enExample) 1980-08-22

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Legal Events

Date Code Title Description
ST Notification of lapse