DE3174927D1 - Enhancements in system/370 type of data processing apparatus - Google Patents

Enhancements in system/370 type of data processing apparatus

Info

Publication number
DE3174927D1
DE3174927D1 DE8181103172T DE3174927T DE3174927D1 DE 3174927 D1 DE3174927 D1 DE 3174927D1 DE 8181103172 T DE8181103172 T DE 8181103172T DE 3174927 T DE3174927 T DE 3174927T DE 3174927 D1 DE3174927 D1 DE 3174927D1
Authority
DE
Germany
Prior art keywords
enhancements
type
processing apparatus
data processing
data
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
Application number
DE8181103172T
Other languages
English (en)
Inventor
Andrew Robert Heller
William Worley
James Allen Cannavino
Morris Taradalsky
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
Priority claimed from US06/152,889 external-priority patent/US4500952A/en
Priority claimed from US06/152,891 external-priority patent/US4430705A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3174927D1 publication Critical patent/DE3174927D1/de
Expired 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
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/0292—User address space allocation, e.g. contiguous or non contiguous base addressing using tables or multilevel address translation means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; 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
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1466—Key-lock mechanism
    • G06F12/1475—Key-lock mechanism in a virtual system, e.g. with translation means

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)
DE8181103172T 1980-05-23 1981-04-28 Enhancements in system/370 type of data processing apparatus Expired DE3174927D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/152,889 US4500952A (en) 1980-05-23 1980-05-23 Mechanism for control of address translation by a program using a plurality of translation tables
US06/152,891 US4430705A (en) 1980-05-23 1980-05-23 Authorization mechanism for establishing addressability to information in another address space

Publications (1)

Publication Number Publication Date
DE3174927D1 true DE3174927D1 (en) 1986-08-21

Family

ID=26849963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181103172T Expired DE3174927D1 (en) 1980-05-23 1981-04-28 Enhancements in system/370 type of data processing apparatus

Country Status (2)

Country Link
EP (1) EP0040703B1 (de)
DE (1) DE3174927D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6376034A (ja) * 1986-09-19 1988-04-06 Hitachi Ltd 多重アドレス空間制御方式
US5023773A (en) * 1988-02-10 1991-06-11 International Business Machines Corporation Authorization for selective program access to data in multiple address spaces
CA1308202C (en) * 1988-02-10 1992-09-29 Richard I. Baum Access register translation means for address generating mechanism for multiple virtual spaces
EP0425771A3 (en) * 1989-11-03 1992-09-02 International Business Machines Corporation An efficient mechanism for providing fine grain storage protection intervals

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1329721A (en) * 1970-05-26 1973-09-12 Plessey Co Ltd Data processing devices
DE2342101C2 (de) * 1972-08-24 1982-10-21 Sperry Corp., 10104 New York, N.Y. Schaltung zum bereichsweisen Adressieren der Register in der Befehlsbank und Datenbank des Hauptspeichers einer Rechenanlage
US3815101A (en) * 1972-11-08 1974-06-04 Sperry Rand Corp Processor state and storage limits register auto-switch
FR2329170A5 (fr) * 1973-02-06 1977-05-20 Ibm France Calculateur muni de facilites d'extension d'adresse
US4042913A (en) * 1976-04-30 1977-08-16 International Business Machines Corporation Address key register load/store instruction system
GB1585960A (en) * 1976-07-30 1981-03-11 Plessey Co Ltd Information flow security mechanisms for data processing systems
US4363091A (en) * 1978-01-31 1982-12-07 Intel Corporation Extended address, single and multiple bit microprocessor

Also Published As

Publication number Publication date
EP0040703B1 (de) 1986-07-16
EP0040703A1 (de) 1981-12-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee