HK33992A - Computer system having cpu mode independant addressing - Google Patents

Computer system having cpu mode independant addressing

Info

Publication number
HK33992A
HK33992A HK339/92A HK33992A HK33992A HK 33992 A HK33992 A HK 33992A HK 339/92 A HK339/92 A HK 339/92A HK 33992 A HK33992 A HK 33992A HK 33992 A HK33992 A HK 33992A
Authority
HK
Hong Kong
Prior art keywords
pointers
mode
computer system
real
common data
Prior art date
Application number
HK339/92A
Other languages
English (en)
Inventor
Richard Bealkowski
Richard Alan Dayan
David Joseph Doria
Scott Gerard Kinnear
Jeffrey Issac Krantz
Robert Britton Liverman
Guy Gil Sotomayor
Donald Dorsey Williams
Gary Anthony Vaiskauckas
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of HK33992A publication Critical patent/HK33992A/xx

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)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Stored Programmes (AREA)
  • Hardware Redundancy (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Executing Machine-Instructions (AREA)
  • Storage Device Security (AREA)
  • Memory System (AREA)
  • Information Transfer Systems (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Multi Processors (AREA)
HK339/92A 1987-03-27 1992-05-07 Computer system having cpu mode independant addressing HK33992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/030,789 US4928237A (en) 1987-03-27 1987-03-27 Computer system having mode independent addressing

Publications (1)

Publication Number Publication Date
HK33992A true HK33992A (en) 1992-05-15

Family

ID=21856049

Family Applications (1)

Application Number Title Priority Date Filing Date
HK339/92A HK33992A (en) 1987-03-27 1992-05-07 Computer system having cpu mode independant addressing

Country Status (15)

Country Link
US (2) US4928237A (de)
EP (1) EP0288606B1 (de)
JP (1) JPH0731628B2 (de)
AT (1) ATE91812T1 (de)
BE (1) BE1001064A3 (de)
BR (1) BR8801388A (de)
CA (1) CA1293821C (de)
DE (2) DE3786660T2 (de)
ES (1) ES2042531T3 (de)
FR (1) FR2613093B1 (de)
GB (1) GB2202657B (de)
HK (1) HK33992A (de)
IT (1) IT1217358B (de)
NL (1) NL185634C (de)
SG (1) SG5792G (de)

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US5537597A (en) * 1993-09-27 1996-07-16 Intel Corporation Method and apparatus for supporting real mode card services clients with a protected mode card services implementation
US5481684A (en) * 1994-01-11 1996-01-02 Exponential Technology, Inc. Emulating operating system calls in an alternate instruction set using a modified code segment descriptor
US5604887A (en) * 1994-01-21 1997-02-18 Microsoft Corporation Method and system using dedicated location to share information between real and protected mode device drivers
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US5642491A (en) * 1994-09-21 1997-06-24 International Business Machines Corporation Method for expanding addressable memory range in real-mode processing to facilitate loading of large programs into high memory
US6438621B1 (en) 1994-11-14 2002-08-20 Microsoft Corporation In-memory modification of computer programs
US6178550B1 (en) * 1995-01-31 2001-01-23 Dell Usa Mechanism for optimizing location of machine-dependent code
US5710941A (en) * 1995-02-28 1998-01-20 Microsoft Corporation System for substituting protected mode hard disk driver for real mode driver by trapping test transfers to verify matching geometric translation
US6141722A (en) * 1995-05-31 2000-10-31 Microsoft Corporation Method and apparatus for reclaiming memory
WO1996038784A1 (en) * 1995-06-02 1996-12-05 Systemsoft Corporation Digital data processing method and apparatus for peripheral device control
US5864689A (en) * 1995-12-05 1999-01-26 Advanced Micro Devices, Inc. Microprocessor configured to selectively invoke a microcode DSP function or a program subroutine in response to a target address value of branch instruction
US6091897A (en) 1996-01-29 2000-07-18 Digital Equipment Corporation Fast translation and execution of a computer program on a non-native architecture by use of background translator
US6535903B2 (en) * 1996-01-29 2003-03-18 Compaq Information Technologies Group, L.P. Method and apparatus for maintaining translated routine stack in a binary translation environment
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Also Published As

Publication number Publication date
BE1001064A3 (fr) 1989-06-27
GB8728922D0 (en) 1988-01-27
IT8819945A0 (it) 1988-03-25
BR8801388A (pt) 1988-11-01
SG5792G (en) 1992-03-20
IT1217358B (it) 1990-03-22
US5193161A (en) 1993-03-09
EP0288606A2 (de) 1988-11-02
NL185634C (nl) 1990-06-01
DE3808167C2 (de) 1994-03-24
EP0288606A3 (en) 1989-05-03
DE3786660D1 (de) 1993-08-26
DE3786660T2 (de) 1994-02-17
FR2613093A1 (fr) 1988-09-30
NL8800736A (nl) 1988-10-17
ATE91812T1 (de) 1993-08-15
GB2202657A (en) 1988-09-28
DE3808167A1 (de) 1988-10-13
JPH0731628B2 (ja) 1995-04-10
ES2042531T3 (es) 1993-12-16
FR2613093B1 (fr) 1990-03-23
JPS63244147A (ja) 1988-10-11
EP0288606B1 (de) 1993-07-21
GB2202657B (en) 1991-09-18
CA1293821C (en) 1991-12-31
US4928237A (en) 1990-05-22

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