DE3333894A1 - Speichermanagementeinheit - Google Patents
SpeichermanagementeinheitInfo
- Publication number
- DE3333894A1 DE3333894A1 DE19833333894 DE3333894A DE3333894A1 DE 3333894 A1 DE3333894 A1 DE 3333894A1 DE 19833333894 DE19833333894 DE 19833333894 DE 3333894 A DE3333894 A DE 3333894A DE 3333894 A1 DE3333894 A1 DE 3333894A1
- Authority
- DE
- Germany
- Prior art keywords
- memory
- mmu
- management unit
- main memory
- stored
- 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
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
- G06F12/14—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
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)
- Techniques For Improving Reliability Of Storages (AREA)
- Memory System (AREA)
- Memory System Of A Hierarchy Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42686982A | 1982-09-29 | 1982-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3333894A1 true DE3333894A1 (de) | 1984-03-29 |
DE3333894C2 DE3333894C2 (no) | 1993-04-01 |
Family
ID=23692542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19833333894 Granted DE3333894A1 (de) | 1982-09-29 | 1983-09-20 | Speichermanagementeinheit |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS5979367A (no) |
AU (1) | AU559067B2 (no) |
CA (1) | CA1197020A (no) |
DE (1) | DE3333894A1 (no) |
FR (1) | FR2533736A1 (no) |
GB (1) | GB2127994B (no) |
IL (1) | IL69784A (no) |
IN (1) | IN161125B (no) |
IT (1) | IT1221741B (no) |
NZ (1) | NZ205486A (no) |
SE (1) | SE464052B (no) |
ZA (1) | ZA836384B (no) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988001411A1 (en) * | 1986-08-22 | 1988-02-25 | Commonwealth Scientific And Industrial Research Or | A content-addressable memory system |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4972338A (en) * | 1985-06-13 | 1990-11-20 | Intel Corporation | Memory management for microprocessor system |
GB2176918B (en) * | 1985-06-13 | 1989-11-01 | Intel Corp | Memory management for microprocessor system |
JP2522248B2 (ja) * | 1986-05-24 | 1996-08-07 | 株式会社日立製作所 | 記憶装置アクセス機構 |
DE3788183D1 (de) * | 1986-09-25 | 1993-12-23 | Siemens Ag | Adressenverwaltungseinheit einer Multiprozessor-Zentralsteuereinheit eines Nachrichten-Vermittlungssystems. |
FR2618578A1 (fr) * | 1987-07-21 | 1989-01-27 | Digilog | Systeme informatique modulaire embarque a memoire virtuelle integree |
DE3901457A1 (de) * | 1989-01-19 | 1990-08-02 | Strahlen Umweltforsch Gmbh | Verfahren zur adressbereichsueberwachung bei datenverarbeitungsgeraeten in echtzeit |
US5617554A (en) * | 1992-02-10 | 1997-04-01 | Intel Corporation | Physical address size selection and page size selection in an address translator |
US5752275A (en) * | 1995-03-31 | 1998-05-12 | Intel Corporation | Translation look-aside buffer including a single page size translation unit |
JP2005100262A (ja) | 2003-09-26 | 2005-04-14 | Seiko Epson Corp | メモリ管理装置およびメモリ管理プログラム、並びにメモリ管理方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037215A (en) * | 1976-04-30 | 1977-07-19 | International Business Machines Corporation | Key controlled address relocation translation system |
DE2837241C2 (de) * | 1978-08-25 | 1982-05-06 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zum Sichern von Daten gegen unberechtigten Zugriff |
DE2625113C2 (de) * | 1975-06-18 | 1984-01-05 | International Business Machines Corp., 10504 Armonk, N.Y. | Speicherschutzeinrichtung |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5315779B2 (no) * | 1973-08-16 | 1978-05-27 | ||
GB1498116A (en) * | 1974-04-18 | 1978-01-18 | Honeywell Inf Systems | Data processing systems |
US3938100A (en) * | 1974-06-07 | 1976-02-10 | Control Data Corporation | Virtual addressing apparatus for addressing the memory of a computer utilizing associative addressing techniques |
GB1585960A (en) * | 1976-07-30 | 1981-03-11 | Plessey Co Ltd | Information flow security mechanisms for data processing systems |
US4093986A (en) * | 1976-12-27 | 1978-06-06 | International Business Machines Corporation | Address translation with storage protection |
JPS5436144A (en) * | 1977-08-26 | 1979-03-16 | Toshiba Corp | Address conversion unit |
US4366537A (en) * | 1980-05-23 | 1982-12-28 | International Business Machines Corp. | Authorization mechanism for transfer of program control or data between different address spaces having different storage protect keys |
-
1983
- 1983-06-14 GB GB08316129A patent/GB2127994B/en not_active Expired
- 1983-08-29 ZA ZA836384A patent/ZA836384B/xx unknown
- 1983-09-05 NZ NZ205486A patent/NZ205486A/en unknown
- 1983-09-08 CA CA000436306A patent/CA1197020A/en not_active Expired
- 1983-09-08 AU AU18940/83A patent/AU559067B2/en not_active Ceased
- 1983-09-20 DE DE19833333894 patent/DE3333894A1/de active Granted
- 1983-09-21 JP JP58173310A patent/JPS5979367A/ja active Pending
- 1983-09-21 IL IL69784A patent/IL69784A/xx not_active IP Right Cessation
- 1983-09-22 IT IT22960/83A patent/IT1221741B/it active
- 1983-09-24 IN IN1171/CAL/83A patent/IN161125B/en unknown
- 1983-09-27 FR FR8315305A patent/FR2533736A1/fr active Pending
- 1983-09-29 SE SE8305290A patent/SE464052B/sv not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2625113C2 (de) * | 1975-06-18 | 1984-01-05 | International Business Machines Corp., 10504 Armonk, N.Y. | Speicherschutzeinrichtung |
US4037215A (en) * | 1976-04-30 | 1977-07-19 | International Business Machines Corporation | Key controlled address relocation translation system |
DE2837241C2 (de) * | 1978-08-25 | 1982-05-06 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zum Sichern von Daten gegen unberechtigten Zugriff |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988001411A1 (en) * | 1986-08-22 | 1988-02-25 | Commonwealth Scientific And Industrial Research Or | A content-addressable memory system |
Also Published As
Publication number | Publication date |
---|---|
SE8305290D0 (sv) | 1983-09-29 |
CA1197020A (en) | 1985-11-19 |
GB2127994B (en) | 1987-01-21 |
IL69784A (en) | 1986-12-31 |
IT8322960A0 (it) | 1983-09-22 |
GB2127994A (en) | 1984-04-18 |
DE3333894C2 (no) | 1993-04-01 |
AU559067B2 (en) | 1987-02-19 |
IN161125B (no) | 1987-10-10 |
JPS5979367A (ja) | 1984-05-08 |
FR2533736A1 (fr) | 1984-03-30 |
AU1894083A (en) | 1984-04-05 |
NZ205486A (en) | 1987-02-20 |
ZA836384B (en) | 1984-05-30 |
GB8316129D0 (en) | 1983-07-20 |
IT1221741B (it) | 1990-07-12 |
SE8305290L (sv) | 1984-03-30 |
SE464052B (sv) | 1991-02-25 |
IL69784A0 (en) | 1983-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8125 | Change of the main classification |
Ipc: G06F 12/14 |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |