JPS6221140B2 - - Google Patents

Info

Publication number
JPS6221140B2
JPS6221140B2 JP54024105A JP2410579A JPS6221140B2 JP S6221140 B2 JPS6221140 B2 JP S6221140B2 JP 54024105 A JP54024105 A JP 54024105A JP 2410579 A JP2410579 A JP 2410579A JP S6221140 B2 JPS6221140 B2 JP S6221140B2
Authority
JP
Japan
Prior art keywords
memory
key
real
virtual
protection
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
JP54024105A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55116149A (en
Inventor
Shigeo Sawada
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 JP2410579A priority Critical patent/JPS55116149A/ja
Publication of JPS55116149A publication Critical patent/JPS55116149A/ja
Publication of JPS6221140B2 publication Critical patent/JPS6221140B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Storage Device Security (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
JP2410579A 1979-02-28 1979-02-28 Memory secrecy protection system Granted JPS55116149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2410579A JPS55116149A (en) 1979-02-28 1979-02-28 Memory secrecy protection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2410579A JPS55116149A (en) 1979-02-28 1979-02-28 Memory secrecy protection system

Publications (2)

Publication Number Publication Date
JPS55116149A JPS55116149A (en) 1980-09-06
JPS6221140B2 true JPS6221140B2 (enrdf_load_stackoverflow) 1987-05-11

Family

ID=12129059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2410579A Granted JPS55116149A (en) 1979-02-28 1979-02-28 Memory secrecy protection system

Country Status (1)

Country Link
JP (1) JPS55116149A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60129860A (ja) * 1983-12-19 1985-07-11 Hitachi Ltd アドレス指定例外検出方式
JP2559398B2 (ja) * 1987-03-18 1996-12-04 株式会社日立製作所 仮想計算機システム

Also Published As

Publication number Publication date
JPS55116149A (en) 1980-09-06

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