JPS5357929A - Access system for main memory extending unit - Google Patents

Access system for main memory extending unit

Info

Publication number
JPS5357929A
JPS5357929A JP13244076A JP13244076A JPS5357929A JP S5357929 A JPS5357929 A JP S5357929A JP 13244076 A JP13244076 A JP 13244076A JP 13244076 A JP13244076 A JP 13244076A JP S5357929 A JPS5357929 A JP S5357929A
Authority
JP
Japan
Prior art keywords
main memory
access system
extending unit
memory extending
coexisting
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.)
Pending
Application number
JP13244076A
Other languages
Japanese (ja)
Inventor
Masumi Imai
Yoshiki Kobayashi
Hideo Maejima
Yasushi Fukunaga
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP13244076A priority Critical patent/JPS5357929A/en
Publication of JPS5357929A publication Critical patent/JPS5357929A/en
Pending 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
    • G06F12/06—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
  • Memory System (AREA)
  • Memory System Of A Hierarchy Structure (AREA)

Abstract

PURPOSE:To enable the data reference to other space and to make possible of coexisting with the memory unit of common use for multi-computer, only when the FF number is in set condition to the access instruction of the base register number modified character.
JP13244076A 1976-11-05 1976-11-05 Access system for main memory extending unit Pending JPS5357929A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13244076A JPS5357929A (en) 1976-11-05 1976-11-05 Access system for main memory extending unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13244076A JPS5357929A (en) 1976-11-05 1976-11-05 Access system for main memory extending unit

Publications (1)

Publication Number Publication Date
JPS5357929A true JPS5357929A (en) 1978-05-25

Family

ID=15081405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13244076A Pending JPS5357929A (en) 1976-11-05 1976-11-05 Access system for main memory extending unit

Country Status (1)

Country Link
JP (1) JPS5357929A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697165A (en) * 1979-12-29 1981-08-05 Fujitsu Ltd Control system for memory usage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697165A (en) * 1979-12-29 1981-08-05 Fujitsu Ltd Control system for memory usage

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