DE3786660D1 - Computersystem mit einer cpu mit zwei gegenseitig inkompatiblen adressiermoden. - Google Patents

Computersystem mit einer cpu mit zwei gegenseitig inkompatiblen adressiermoden.

Info

Publication number
DE3786660D1
DE3786660D1 DE8787118538T DE3786660T DE3786660D1 DE 3786660 D1 DE3786660 D1 DE 3786660D1 DE 8787118538 T DE8787118538 T DE 8787118538T DE 3786660 T DE3786660 T DE 3786660T DE 3786660 D1 DE3786660 D1 DE 3786660D1
Authority
DE
Germany
Prior art keywords
pointers
mode
computer system
real
common 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 - Fee Related
Application number
DE8787118538T
Other languages
English (en)
Other versions
DE3786660T2 (de
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
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE3786660D1 publication Critical patent/DE3786660D1/de
Application granted granted Critical
Publication of DE3786660T2 publication Critical patent/DE3786660T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F12/14—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)
DE87118538T 1987-03-27 1987-12-15 Computersystem mit einer CPU mit zwei gegenseitig inkompatiblen Adressiermoden. Expired - Fee Related DE3786660T2 (de)

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 (2)

Publication Number Publication Date
DE3786660D1 true DE3786660D1 (de) 1993-08-26
DE3786660T2 DE3786660T2 (de) 1994-02-17

Family

ID=21856049

Family Applications (2)

Application Number Title Priority Date Filing Date
DE87118538T Expired - Fee Related DE3786660T2 (de) 1987-03-27 1987-12-15 Computersystem mit einer CPU mit zwei gegenseitig inkompatiblen Adressiermoden.
DE3808167A Expired - Fee Related DE3808167C2 (de) 1987-03-27 1988-03-11 Computersystem mit modusunabhängiger Adressierung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3808167A Expired - Fee Related DE3808167C2 (de) 1987-03-27 1988-03-11 Computersystem mit modusunabhängiger Adressierung

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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US5142626A (en) * 1990-07-20 1992-08-25 International Business Machines Corp. Personal computer with removable media identification
US5136711A (en) * 1990-10-17 1992-08-04 Ast Research System for multiple access hard disk partitioning
US5186978B1 (en) * 1990-11-16 1999-11-02 Cal West Equip Co Protective coating and method of using such coating
US5255379A (en) * 1990-12-28 1993-10-19 Sun Microsystems, Inc. Method for automatically transitioning from V86 mode to protected mode in a computer system using an Intel 80386 or 80486 processor
US5604885A (en) * 1991-02-01 1997-02-18 Texas Instruments Incorporated Apparatus and method enabling a computer to transfer control between two program segments that call one another but operate in different modes
US5303378A (en) * 1991-05-21 1994-04-12 Compaq Computer Corporation Reentrant protected mode kernel using virtual 8086 mode interrupt service routines
US5297282A (en) * 1991-05-29 1994-03-22 Toshiba America Information Systems, Inc. Resume processing function for the OS/2 operating system
US5355490A (en) * 1991-06-14 1994-10-11 Toshiba America Information Systems, Inc. System and method for saving the state for advanced microprocessor operating modes
US5237669A (en) * 1991-07-15 1993-08-17 Quarterdeck Office Systems, Inc. Memory management method
US5291585A (en) * 1991-07-29 1994-03-01 Dell Usa, L.P. Computer system having system feature extension software containing a self-describing feature table for accessing I/O devices according to machine-independent format
DE69230963T2 (de) * 1991-09-23 2000-12-07 Intel Corp Rechnersystem mit Software-Unterbrechungsbefehlen, das selektiv in einem virtuellen Modus arbeitet
US5596755A (en) * 1992-11-03 1997-01-21 Microsoft Corporation Mechanism for using common code to handle hardware interrupts in multiple processor modes
CA2093451C (en) * 1993-04-06 2000-03-14 David M. Mooney Method and mechanism for calling 32-bit functions from 16-bit functions
US5487158A (en) * 1993-04-06 1996-01-23 International Business Machines Corporation Method and procedure call mechanism for calling 16-bit functions from 32-bit functions
JPH0778106A (ja) 1993-09-08 1995-03-20 Hitachi Ltd データ処理システム
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
US5459869A (en) * 1994-02-17 1995-10-17 Spilo; Michael L. Method for providing protected mode services for device drivers and other resident software
US5625800A (en) * 1994-06-30 1997-04-29 Adaptec, Inc. SCB array external to a host adapter integrated circuit
US5564023A (en) * 1994-06-30 1996-10-08 Adaptec, Inc. Method for accessing a sequencer control block by a host adapter integrated circuit
US5864698A (en) * 1994-08-24 1999-01-26 Packard Bell Nec Disk based bios
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
US5860079A (en) * 1996-05-10 1999-01-12 Apple Computer, Inc. Arrangement and method for efficient calculation of memory addresses in a block storage memory system
FR2764407B1 (fr) * 1997-06-05 1999-07-30 Alsthom Cge Alcatel Dispositif de retouche de programme de commande dans un processeur
US5951658A (en) * 1997-09-25 1999-09-14 International Business Machines Corporation System for dynamic allocation of I/O buffers for VSAM access method based upon intended record access where performance information regarding access is stored in memory
US6148387A (en) * 1997-10-09 2000-11-14 Phoenix Technologies, Ltd. System and method for securely utilizing basic input and output system (BIOS) services
US6321332B1 (en) * 1998-06-17 2001-11-20 Intel Corporation Flexible control of access to basic input/output system memory
US6785806B1 (en) 1999-12-30 2004-08-31 Intel Corporation Bios having macro/effector pairs for hardware initialization
GB2396713B (en) 2002-11-18 2005-09-14 Advanced Risc Mach Ltd Apparatus and method for controlling access to a memory unit
GB2396930B (en) * 2002-11-18 2005-09-07 Advanced Risc Mach Ltd Apparatus and method for managing access to a memory
US7738993B2 (en) * 2003-10-10 2010-06-15 Boston Scientific Scimed, Inc. Extrusion of articles
US9015727B2 (en) * 2008-04-02 2015-04-21 Qualcomm Incorporated Sharing operating system sub-processes across tasks
TW201020773A (en) * 2008-11-19 2010-06-01 Inventec Corp Method for reading/writing a big structure in a 64k operating environment
US9898307B2 (en) * 2015-12-21 2018-02-20 Intel Corporation Starting application processors of a virtual machine

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JPS532296B2 (de) * 1973-03-19 1978-01-26
FR2258113A5 (de) * 1973-11-30 1975-08-08 Honeywell Bull Soc Ind
US4128875A (en) * 1976-12-16 1978-12-05 Sperry Rand Corporation Optional virtual memory system
JPS5448449A (en) * 1977-09-26 1979-04-17 Hitachi Ltd Virtual addressing sustem
US4315321A (en) * 1978-06-16 1982-02-09 The Kardios Systems Corporation Method and apparatus for enhancing the capabilities of a computing system
US4270167A (en) * 1978-06-30 1981-05-26 Intel Corporation Apparatus and method for cooperative and concurrent coprocessing of digital information
US4325120A (en) * 1978-12-21 1982-04-13 Intel Corporation Data processing system
US4442484A (en) * 1980-10-14 1984-04-10 Intel Corporation Microprocessor memory management and protection mechanism
US4514805A (en) * 1982-02-22 1985-04-30 Texas Instruments Incorporated Interrupt operation in systems emulator mode for microcomputer
US4727480A (en) * 1984-07-09 1988-02-23 Wang Laboratories, Inc. Emulation of a data processing system
US5027273A (en) * 1985-04-10 1991-06-25 Microsoft Corporation Method and operating system for executing programs in a multi-mode microprocessor
US4779187A (en) * 1985-04-10 1988-10-18 Microsoft Corporation Method and operating system for executing programs in a multi-mode microprocessor
US4825358A (en) * 1985-04-10 1989-04-25 Microsoft Corporation Method and operating system for executing programs in a multi-mode microprocessor
DE3584446D1 (de) * 1985-06-18 1991-11-21 Ibm Mikroprozessor.
JPS623358A (ja) * 1985-06-28 1987-01-09 Yokogawa Hewlett Packard Ltd 複数アドレス空間アクセス方式
US4747040A (en) * 1985-10-09 1988-05-24 American Telephone & Telegraph Company Dual operating system computer
US4787032A (en) * 1986-09-08 1988-11-22 Compaq Computer Corporation Priority arbitration circuit for processor access
US4849875A (en) * 1987-03-03 1989-07-18 Tandon Corporation Computer address modification system with optional DMA paging
US4928237A (en) * 1987-03-27 1990-05-22 International Business Machines Corp. Computer system having mode independent addressing
US5018062A (en) * 1987-10-23 1991-05-21 A.I. Architects, Inc. Method and apparatus for overriding a ROM routine in response to a reset
US4974159A (en) * 1988-09-13 1990-11-27 Microsoft Corporation Method of transferring control in a multitasking computer system

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
HK33992A (en) 1992-05-15
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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Legal Events

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