JPS53118321A - Method of protecting hardware control region - Google Patents

Method of protecting hardware control region

Info

Publication number
JPS53118321A
JPS53118321A JP2675178A JP2675178A JPS53118321A JP S53118321 A JPS53118321 A JP S53118321A JP 2675178 A JP2675178 A JP 2675178A JP 2675178 A JP2675178 A JP 2675178A JP S53118321 A JPS53118321 A JP S53118321A
Authority
JP
Japan
Prior art keywords
control region
hardware control
protecting hardware
protecting
region
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
JP2675178A
Other languages
English (en)
Other versions
JPS5727560B2 (ja
Inventor
Henrii Goodetsuto Chiyaaruzu
Chiyaaruzu Uiriamuzu Reimondo
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 JPS53118321A publication Critical patent/JPS53118321A/ja
Publication of JPS5727560B2 publication Critical patent/JPS5727560B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F12/1425—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 physical, e.g. cell, word, block

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
JP2675178A 1977-03-24 1978-03-10 Method of protecting hardware control region Granted JPS53118321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/780,937 US4093987A (en) 1977-03-24 1977-03-24 Hardware control storage area protection method and means

Publications (2)

Publication Number Publication Date
JPS53118321A true JPS53118321A (en) 1978-10-16
JPS5727560B2 JPS5727560B2 (ja) 1982-06-11

Family

ID=25121142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2675178A Granted JPS53118321A (en) 1977-03-24 1978-03-10 Method of protecting hardware control region

Country Status (7)

Country Link
US (1) US4093987A (ja)
JP (1) JPS53118321A (ja)
CA (1) CA1085517A (ja)
DE (1) DE2810421C2 (ja)
FR (1) FR2385149A1 (ja)
GB (1) GB1579526A (ja)
IT (1) IT1110466B (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408292A (en) * 1979-09-27 1983-10-04 Sharp Kabushiki Kaisha Data print control in an electronic cash register
US4405983A (en) * 1980-12-17 1983-09-20 Bell Telephone Laboratories, Incorporated Auxiliary memory for microprocessor stack overflow
US4472790A (en) * 1982-02-05 1984-09-18 International Business Machines Corporation Storage fetch protect override controls
US4506329A (en) * 1982-03-08 1985-03-19 Pitney Bowes Inc. Non-volatile memory serial number lock for electronic postage meter
US4590552A (en) * 1982-06-30 1986-05-20 Texas Instruments Incorporated Security bit for designating the security status of information stored in a nonvolatile memory
US4499545A (en) * 1982-06-30 1985-02-12 Pitney Bowes Inc. Method and apparatus for individualized selection of special fee postage value computations
US4525786A (en) * 1982-07-12 1985-06-25 Pitney Bowes Inc. Electronic postage meter having a one time actuable operating program to enable setting of critical accounting registers to predetermined values
JPS60107156A (ja) * 1983-11-16 1985-06-12 Hitachi Ltd デ−タ処理システム
FR2586310A1 (fr) * 1985-08-14 1987-02-20 Daneluzzo Claude Systeme de protection destine notamment aux logiciels
JPH0434266Y2 (ja) * 1986-11-18 1992-08-14
US5778444A (en) * 1996-05-06 1998-07-07 Motorola, Inc. Method and apparatus for reset-sensitive and controlled register write accesses in a data processing system with user and test modes
US5920690A (en) * 1997-08-11 1999-07-06 Motorola, Inc. Method and apparatus for providing access protection in an integrated circuit
US7539828B2 (en) * 2000-08-08 2009-05-26 Faronics Corporation Method and system for automatically preserving persistent storage
US7409722B2 (en) * 2003-05-01 2008-08-05 Sun Microsystems, Inc. Control status register access to enable domain reconfiguration
WO2006136189A1 (de) * 2005-06-23 2006-12-28 Bayerische Motoren Werke Aktiengsellschaft Verfahren und vorrichtung zum überwachen eines unerlaubten speicherzugriffs einer rechenvorrichtung, insbesondere in einem kraftfahrzeug

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1247707B (de) * 1962-05-30 1967-08-17 Telefunken Patent Anordnung zur Datensicherung im Arbeitsspeicher einer elektronischen Rechenmaschine
JPS4930578B1 (ja) * 1970-09-30 1974-08-14
US3761883A (en) * 1972-01-20 1973-09-25 Ibm Storage protect key array for a multiprocessing system
DD98383A1 (ja) * 1972-06-21 1973-06-12
US3916385A (en) * 1973-12-12 1975-10-28 Honeywell Inf Systems Ring checking hardware

Also Published As

Publication number Publication date
GB1579526A (en) 1980-11-19
CA1085517A (en) 1980-09-09
IT1110466B (it) 1985-12-23
US4093987A (en) 1978-06-06
JPS5727560B2 (ja) 1982-06-11
DE2810421A1 (de) 1978-10-05
DE2810421C2 (de) 1982-06-16
FR2385149A1 (fr) 1978-10-20
IT7821204A0 (it) 1978-03-15
FR2385149B1 (ja) 1981-07-31

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