CA2049690A1 - Firmware modification system wherein older version can be retrieved - Google Patents

Firmware modification system wherein older version can be retrieved

Info

Publication number
CA2049690A1
CA2049690A1 CA2049690A CA2049690A CA2049690A1 CA 2049690 A1 CA2049690 A1 CA 2049690A1 CA 2049690 A CA2049690 A CA 2049690A CA 2049690 A CA2049690 A CA 2049690A CA 2049690 A1 CA2049690 A1 CA 2049690A1
Authority
CA
Canada
Prior art keywords
data
program
unit
modification
fixed
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
Application number
CA2049690A
Other languages
French (fr)
Other versions
CA2049690C (en
Inventor
Masato Maebayashi
Makoto Kimura
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.)
Fujitsu Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2049690A1 publication Critical patent/CA2049690A1/en
Application granted granted Critical
Publication of CA2049690C publication Critical patent/CA2049690C/en
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
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/24—Loading of the microprogram
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/60—Software deployment
    • G06F8/65—Updates
    • G06F8/66—Updates of program code stored in read-only memory [ROM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection
    • G06F9/268—Microinstruction selection not based on processing results, e.g. interrupt, patch, first cycle store, diagnostic programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
    • G06F9/328—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for runtime instruction patching

Abstract

A firmware modification system in a data processing apparatus, containing: a processor for executing a program; a working program holding unit for holding therein data of the program executed by the processor; a fixed program data storing unit for storing a fixed program data; a modification data storing unit for storing modification data with which the fixed program data is to be modified, where the modification data storing unit is accessible from outside of the data processing apparatus for waiting the modification data therein; a fixed program data loading unit for reading from the fixed program data storing unit, and loading the fixed program data in the working program holding unit to hold the fixed program data therein; and a working program modifying unit for modifying data of the program which is held in the working program holding unit, with the modification data stored in the modification data storing unit.
CA002049690A 1990-08-23 1991-08-22 Firmware modification system wherein older version can be retrieved Expired - Fee Related CA2049690C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22179590 1990-08-23
JP02-221795 1990-08-23

Publications (2)

Publication Number Publication Date
CA2049690A1 true CA2049690A1 (en) 1992-02-24
CA2049690C CA2049690C (en) 1999-12-28

Family

ID=16772321

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002049690A Expired - Fee Related CA2049690C (en) 1990-08-23 1991-08-22 Firmware modification system wherein older version can be retrieved

Country Status (5)

Country Link
US (1) US5450589A (en)
EP (1) EP0472433B1 (en)
AU (1) AU630038B2 (en)
CA (1) CA2049690C (en)
DE (1) DE69129480T2 (en)

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JPH08249136A (en) * 1995-03-10 1996-09-27 Sony Corp Recording and reproducing device and transmission method
US6446199B1 (en) * 1995-06-06 2002-09-03 International Business Machines Corporation Disk drive incompatible firmware recovery
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US6151643A (en) 1996-06-07 2000-11-21 Networks Associates, Inc. Automatic updating of diverse software products on multiple client computer systems by downloading scanning application to client computer and generating software list on client computer
US5930504A (en) * 1996-07-22 1999-07-27 Intel Corporation Dynamic nonvolatile memory update in a computer system
JP3003619B2 (en) * 1997-04-09 2000-01-31 日本電気株式会社 Apparatus internal setting information backup apparatus and method, and storage medium storing apparatus internal setting information backup control program
US6209127B1 (en) 1997-06-05 2001-03-27 Matsushita Electrical Industrial Co., Ltd Terminal device capable of remote download, download method of loader program in terminal device, and storage medium storing loader program
GB9712799D0 (en) * 1997-06-19 1997-08-20 Int Computers Ltd Initial program load
US6230316B1 (en) * 1998-04-17 2001-05-08 Symantec Corporation Patching rebased and realigned executable files
US6237091B1 (en) 1998-10-29 2001-05-22 Hewlett-Packard Company Method of updating firmware without affecting initialization information
US6732187B1 (en) * 1999-09-24 2004-05-04 Cisco Technology, Inc. Opaque packet handles
TW436734B (en) * 1998-12-24 2001-05-28 Destiny Technology Corp Printer firmware updating method
US6704933B1 (en) 1999-02-03 2004-03-09 Masushita Electric Industrial Co., Ltd. Program configuration management apparatus
US6324692B1 (en) * 1999-07-28 2001-11-27 Data General Corporation Upgrade of a program
US6996819B1 (en) * 1999-09-10 2006-02-07 Unisys Corporation Method for efficiently downloading SCSI and SERVO firmware to SCSI target controllers
CA2414281C (en) * 2000-11-17 2009-06-02 Bitfone Corporation System and method for updating and distributing information
US7409685B2 (en) 2002-04-12 2008-08-05 Hewlett-Packard Development Company, L.P. Initialization and update of software and/or firmware in electronic devices
US8479189B2 (en) 2000-11-17 2013-07-02 Hewlett-Packard Development Company, L.P. Pattern detection preprocessor in an electronic device update generation system
US6957328B2 (en) * 2001-01-05 2005-10-18 International Business Machines Corporation System and method using a first counter and a second counter to select a code image during a reboot routine
JP4827310B2 (en) * 2001-03-30 2011-11-30 パナソニック株式会社 Remote program download system
US20040015939A1 (en) * 2001-05-16 2004-01-22 Cheah Jonathon Y. Updateable memory module
US20020188934A1 (en) * 2001-06-12 2002-12-12 Nortel Networks Limited Method and system for upgrading existing firmware on third party hardware
GB0123861D0 (en) * 2001-10-04 2001-11-28 Marconi Comm Ltd Comunications networks
US7162710B1 (en) * 2001-11-01 2007-01-09 Microsoft Corporation Dynamic modifications to a heterogeneous program in a distributed environment
US7036005B2 (en) * 2001-12-31 2006-04-25 Intel Corporation Method and apparatus for modifying the contents of revision identification register
JP2003271410A (en) * 2002-03-15 2003-09-26 Sharp Corp Program data rewriting program
US6973479B2 (en) * 2002-05-01 2005-12-06 Thales Avionics, Inc. Method and system for configuration and download in a restricted architecture network
JP2005077642A (en) * 2003-08-29 2005-03-24 Mitsubishi Electric Corp Map information processor, map correction information storage medium, map correction information data structure, map correction information producing system, and updating system of map information
US8555273B1 (en) 2003-09-17 2013-10-08 Palm. Inc. Network for updating electronic devices
US20050125489A1 (en) * 2003-11-26 2005-06-09 Hanes David H. System and method for determining messages on a server as relating to at least one functional component of a client system
US7904895B1 (en) 2004-04-21 2011-03-08 Hewlett-Packard Develpment Company, L.P. Firmware update in electronic devices employing update agent in a flash memory card
US7908047B2 (en) * 2004-06-29 2011-03-15 General Electric Company Method and apparatus for run-time incorporation of domain data configuration changes
US8526940B1 (en) 2004-08-17 2013-09-03 Palm, Inc. Centralized rules repository for smart phone customer care
US7404028B2 (en) * 2005-06-30 2008-07-22 Gm Global Technology Operations, Inc. ECU identification retention across reprogramming events
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EP2025095A2 (en) 2006-06-08 2009-02-18 Hewlett-Packard Development Company, L.P. Device management in a network
WO2008014454A2 (en) 2006-07-27 2008-01-31 Hewlett-Packard Development Company, L.P. User experience and dependency management in a mobile device
US7822963B2 (en) * 2007-06-05 2010-10-26 Hewlett-Packard Development Company, L.P. Remote computer operating system upgrade
US8438558B1 (en) 2009-03-27 2013-05-07 Google Inc. System and method of updating programs and data
JP2011055248A (en) * 2009-09-02 2011-03-17 Fuji Xerox Co Ltd Update-addition controller for software, update-addition control program for software, and composite machine
US9645636B2 (en) 2015-05-06 2017-05-09 Vmware, Inc. Centralized power management with partial suspend mode for distributed storage systems
US9665163B2 (en) * 2015-05-06 2017-05-30 Vmware, Inc. Distributed power management with partial suspend mode for distributed storage systems

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US5241672A (en) * 1991-04-01 1993-08-31 Xerox Corporation System using the storage level of file updates in nonvolatile memory to trigger saving of RAM to disk and using the file updates to reboot after crash
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Also Published As

Publication number Publication date
DE69129480D1 (en) 1998-07-02
EP0472433A3 (en) 1992-12-30
DE69129480T2 (en) 1998-10-01
AU630038B2 (en) 1992-10-15
CA2049690C (en) 1999-12-28
EP0472433B1 (en) 1998-05-27
EP0472433A2 (en) 1992-02-26
US5450589A (en) 1995-09-12
AU8268391A (en) 1992-04-16

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20050822