• (C) Copyright IBM Corp. 1992
  • Cover
  • Version Notice
  • Abstract
  • Acknowledgements
  • Figures
    • Concurrent DOS Applications under the Workplace Shell
    • MVDM Architecture
    • MVDM System Structure Overview
    • MVDM System Structure and Control Flow
    • MVDM Protected Mode processes
    • VDM Exception Handling
    • Typical VDM Address Space Map
    • VDM Initialization
    • Virtual Display Management
    • Virtual Keyboard Management
    • Virtual Mouse Management
    • VDM Exceptions and Interrupt Handling in a V86 Mode Task
    • Descriptor Privilege Levels
    • A20 Line Service (64KB Wraparound)
    • V86 Memory Map Prior to DOS Emulation Initialization
    • V86 Memory Map at Initial V86 Mode Entry
    • V86 Memory Map after Initialization
    • Default AUTOEXEC.BAT File
    • Physical and Virtual Device Drivers under OS/2 Version 2.0
    • Structure of Bi-Modal Device Drivers in OS/2 V1.x
    • Physical Device Driver Statements in CONFIG.SYS
    • Virtual Device Driver Statements in CONFIG.SYS
    • Virtual COM and Physical COM Device Drivers
    • Virtual Printer Device Driver Operation
    • Virtual Programmable Interrupt Controller
    • General Overview of Different Types of Memory for DOS Applications
    • Expanded Memory Manager Control Flow
    • Memory Map of Areas Supported by Extended Memory
    • Extended Memory Manager Control Flow
    • CONFIG.SYS - Loading Device Drivers into UMBs
    • LOADHIGH Command - Loading TSRs into UMBs
    • The Migrate Applications Windows
    • User Definitions for other Applications
    • Windows Applications Running under OS/2 Version 2.0
    • Single Windows Application Running under OS/2 Version 2.0
    • Single Windows Application(s) Running "Seamless" on the OS/2 Version 2.0 Desktop
    • Implementation of "Seamless" WIN-OS/2 VDM in OS/2 Version 2.0
    • Installing Windows Support under OS/2 Version 2.0
    • Defining a Windows Application to OS/2 Version 2.0
    • Migrating the Windows Initialization Files
    • Detailed View of the WIN-OS/2 Data Connections
    • Low Level View of the WIN-OS/2 Printing Data Flow
    • File Structure of Adobe Type Manager
    • OS/2 Version 2.0 Clipboard Environment
    • DDE Process between Windows Environments
    • DDE Process between Presentation Manager and Windows
    • Client/Server Structure for Operating System Extenders
    • The Program Page of the Settings Notebook
    • The Session Page of the Settings Notebook
    • The DOS Settings Dialog of the Settings Notebook
    • Setting Up a TSR Program
    • The DOS Settings Dialog of the Settings Notebook
    • The Program Page of the Settings Notebook for a VMB
    • DOS Settings - DOS_STARTUP_DRIVE
    • VMB from an OS/2 V2.0 Program
    • Personal Communications/3270 for Windows running under OS/2 V2.0
    • Memory Map of Extended Memory (HMA, UMA, and EMBs)
    • QENV.BAT Batch File
    • C Source Code for ENVIRON.EXE
    • INT19.BAS Source Code
    • GRAPHIC.BAS Source Code
    • SOUND.BAS Source Code
  • Tables
    • PIC Initialization Control Words
    • PIC Operation Control Words
    • List of Supported Video Configurations
    • Graphical Applications Programs Support under OS/2 Version 2.0
    • Driver Letter Assignment
    • Free Base Memory
    • Location of AUTOEXEC.BAT and CONFIG.SYS
    • Type of Expanded Memory
  • Special Notices
  • Preface
  • Related Publications
  • Overview
    • OS/2 Version 2.0
      • OS/2 Version 2.0 Overview
      • Memory and Task Management
      • User Interface
    • Multiple Virtual DOS Machines
      • MVDM Architecture
      • Virtual Device Drivers
      • Expanded and Extended Memory Support
      • DOS Settings
    • Windows Application Support
    • Summary
  • MVDM Architecture
    • Introduction
    • Virtual DOS Machine Manager (VDMM)
      • VDM Address Space Management
      • VDM Creation
      • VDM Termination
    • 8086 Emulation
    • DOS Emulation
    • Virtual Device Drivers
    • VDM Page Faults
    • VDM Window Management
      • Virtual Display Management
      • Virtual Keyboard Management
      • Virtual Mouse Management
    • VDM Interprocess Communication
      • About Pipes
      • Named Pipes
    • Summary
  • 8086 Emulation
    • Virtual 8086 Mode
    • DOS Software Interrupt Handling
      • Virtualizing Interrupts
      • Disabling Interrupts
    • I/O Port Trapping
    • A20 Line Services (64KB Wraparound)
    • Summary
  • MVDM DOS Emulation
    • DOS Emulation Overview
    • DOS Emulation Implementation
      • Initialization and VDM Creation
      • Requesting System Services
      • System Service Call Behavior
      • System Callback Procedures
      • VDM Termination
      • Standard Devices
    • Maximizing VDM Memory
      • CONFIG.SYS
      • AUTOEXEC.BAT
    • Command Compatibility
      • MEM
      • FC (File Compare)
      • DOSKEY
      • DEBUG
      • UNDELETE
      • DIR
      • ATTRIB
      • RESTORE
      • FIND
    • Summary
  • Device Drivers
    • Device Driver Architecture
    • Physical Device Drivers
    • Virtual Device Drivers
      • Loading Virtual Device Drivers
      • Virtual Device Driver Structure
      • ROM BIOS Compatibility
      • Hardware Interrupt Simulation
      • Protection
    • Standard Virtual Device Drivers
      • VBIOS Device Driver
      • Virtual CMOS Device Driver
      • Virtual DMA Device Driver
      • Virtual Disk Device Driver
      • VFLPY Device Driver
      • Virtual Keyboard Device Driver
      • Virtual Printer Device Driver
      • Virtual Numeric Coprocessor Device Driver
      • Virtual Programmable Interrupt Controller
      • Virtual Timer Device Driver
      • Virtual COM Device Driver
      • VDPMI Device Driver
      • VDPX Device Driver
      • VXMS Device Driver
      • VEMM Device Driver
      • VWIN Device Driver
      • Virtual Mouse Driver
      • VCDROM Device Driver
      • Virtual Video Device Driver
    • Virtual Device Helper Services
      • Memory Management
      • Semaphore Services
      • Freeze/Thaw Services
      • Timer/Priority Services
      • Page Fault Services
      • Other Services
      • VDH Functions
    • VDM Termination
      • Normal Termination
      • Abnormal Termination
    • Summary
  • Memory Extender Support
    • Expanded Memory Support
      • Virtual Expanded Memory Manager
      • EMS Object Mapping
      • Per-VDM Data Allocation
      • Problems with Expanded Memory
    • Expanded Memory (EMS) and Upper Memory (UMB)
    • Extended Memory Support
      • Extended Memory Manager
      • High Memory Area (HMA)
      • Upper Memory Blocks (UMBs)
      • Extended Memory Blocks (EMBs)
      • Allocating/Deallocating Memory
    • Problems with Extended Memory
    • Summary
  • Installing and Migrating Applications
    • Installing DOS Programs
      • General Installation Procedure for DOS Programs
      • Installation Programs with Special Requirements
    • Planning Hard Disk Partitions
    • Installing Windows Programs
    • AUTOEXEC.BAT and CONFIG.SYS
    • Migrating Programs
    • Creating a Customized Migration Database
      • PARSEDB
    • Summary
  • Windows Applications
    • Windows 3.0 Execution Modes
      • Real Mode
      • Standard Mode
      • 386 Enhanced Mode
    • Windows Applications under OS/2 Version 2.0
      • Supported Components
      • Methods of Execution
    • Installing WIN-OS/2 Support Under OS/2 Version 2.0
    • Migrating to OS/2 Version 2.0
    • Defining Windows Applications
      • Defining a Single Application VDM (SAVDM)
      • Defining a Multiple Application VDM (MAVDM)
      • Defining a "Seamless" WIN-OS/2 VDM
    • Starting Windows Applications
      • SAVDM
      • MAVDM
      • "Seamless" WIN-OS/2 VDM
    • Windows Environment Settings
      • WIN.INI
      • PROGMAN.INI
      • CONTROL.INI
      • SYSTEM.INI
      • DOS and WIN-OS/2 Settings
    • Windows Device Drivers
    • Print Support for Windows Applications
      • Print Subsystem Architecture
    • Font Support
      • Adobe Type Manager Overview
      • ATM File Formats
    • ATM for WIN-OS/2
      • Installing ATM for WIN-OS/2
      • Installing Additional Fonts for WIN-OS/2 ATM
      • Deleting Fonts for WIN-OS/2 ATM
    • Clipboard Support
      • WIN-OS/2 Clipboard Support
      • Using Cut and Paste
    • Dynamic Data Exchange
      • DDE Concepts
      • Windows Application to Windows Application
      • Windows Application to Presentation Manager Application
    • Object Linking and Embedding
      • OLE Concepts
      • Linking versus Embedding
    • Summary
  • DOS Protected Mode Interface
    • DPMI Introduction
    • Virtual Control Program Interface
    • The DPMI Specification
      • DPMI Hosts and Clients
      • DPMI Services
    • DOS Extenders
      • Loading DPMI Clients and Extended Applications
      • Processing in DOS Extenders
      • Session Termination
    • DPMI Implementation in OS/2 Version 2.0
      • DPMI Services
      • Kernel Support
      • Ring 0 Exceptions
      • DPMI API Layer Communication with the Kernel
      • Installation of DPMI
      • DPMI and Microsoft Windows
    • Summary
  • Running DOS Applications
    • Defining a DOS Application
      • Creating a Representative Object
      • Adding TSRs to the Workplace Shell
      • Customizing the VDM Environment
      • Using the Migrating Applications Facility
    • Starting a DOS Application
      • Starting From the Workplace Shell
      • Starting From the Command Line
    • Applications With Special Requirements
    • Summary
  • DOS Settings
    • Registration
      • Changing Settings Prior to Execution
      • Changing Settings During Execution
      • Starting a VDM From Another Application
    • Standard DOS Settings
      • Communications
      • DOS Environment
      • DPMI
      • EMS
      • Hardware Environment
      • Idle Detection
      • Keyboard
      • Memory Extenders (EMS and XMS)
      • Mouse
      • Printer
      • Video
      • XMS
      • WIN-OS/2
    • Summary
  • Virtual Machine Boot
    • VMB Environment
    • Configuring Virtual Machine Boot
      • Preparing AUTOEXEC.BAT and CONFIG.SYS
      • Mouse, EMS and XMS Support
      • Booting from Diskette
      • Booting from Diskette Image
      • Booting from a DOS Partition
      • Putting the Virtual Machine Boot Session in the Workplace Shell
    • Managing the VMB Session
    • VMB Limitations
    • Summary
  • Running Personal Communications/3270 Version 2 for Windows
    • Installing PC/3270 under WIN-OS/2
      • Installing the Corrective Service Diskettes
    • Creating a PC/3270 Batch File for OS/2 V2.0
      • Checking the WIN-OS/2 Initialization File
      • Creating the PC/3270-OS/2 Batch File
      • Communications Manager Mouse Support (CMMOUSE)
    • Setting up PC/3270 as a WIN-OS/2 Application
      • Create a New Object on the Desktop
      • Setting the Attributes of the PC/3270 WIN-OS/2 Object
    • Additional Setup for LAN Connections
      • Installing LAN Support Program and RESETOKN.SYS
      • Updating the PC/3270 Object for LAN Device Drivers
    • Operating PC/3270 for Windows under OS/2 V2.0
      • A Couple of Warnings and Suggestions
      • Limitations
  • Running DOS PC Support/400 in OS/2 V2.0
    • Installation Preparation
    • Installation
    • Restrictions
  • Running Lotus 1-2-3 in a VDM
    • Lotus 1-2-3 Release 2.3
    • Lotus 1-2-3 Release 3.1+
  • Memory Extender Architectures
    • Expanded Memory Specification (EMS)
      • EMS Overview
      • EMS Functions
    • Extended Memory Specification (XMS)
      • XMS Overview
      • XMS Functions
  • Multiple Virtual DOS Machines Lab Sessions
    • Requirements
    • Lab Session 1: VDM Configuration
      • Steps
      • Expected Results
      • Optional
    • Lab Session 2: Reboot Virtual DOS Machine
      • Steps
      • Expected Results
    • Lab Session 3 - The Clipboard Viewer
      • Steps
      • Expected Results
    • Lab Session 4: VDM Use of the Speaker
      • Steps
      • Expected Results
    • Lab Session 5: VDM Interprocess Communications
      • Steps
      • Expected Results
      • Source Code PIPEDOS.BAS
      • Source Code PIPEOS2.C
    • Lab Session 6: VDM Boot
      • Steps
      • Expected Results
    • Lab Session 7: Windows Clipboard
      • Steps
      • Expected Results
  • Glossary
    • aliased page
    • ANSI
    • API
    • A20 address line
    • BIOS
    • bit
    • block device driver
    • Boot Manager
    • byte
    • CD-ROM
    • DDE
    • debugging
    • device driver
    • DLL
    • DMA
    • DOS
    • DOSEM
    • DOS Emulation
    • DOS partition
    • DOS Protected Mode Interface
    • DOS Settings
    • DPMI
    • dynamic data exchange
    • EMM
    • EMS
    • EMS handle
    • EMS logical page
    • EMS page
    • EMS physical page
    • EMS physical segment
    • EMS register set
    • enhanced mode
    • expanded memory
    • Expanded Memory Manager
    • extended memory
    • extended memory block (EMB)
    • Extended Memory Manager
    • FAT
    • flat memory model
    • FSACCESS
    • FSFILTER
    • GB
    • high memory area
    • HIMEM.SYS
    • HMA
    • HPFS
    • Interrupt
    • I/O
    • IOPL
    • KB
    • LIM
    • LIMA
    • mappable window
    • MAVDM
    • MB
    • Multiple Application VDM
    • Multiple Virtual DOS Machines
    • MVDM
    • NPX
    • NULL
    • Object Linking and Embedding
    • OLE
    • OS mappable window
    • page
    • physical device driver
    • PIC
    • POST
    • privilege level
    • protected mode
    • RAM
    • real mode
    • ROM
    • SAVDM
    • Seamless Windows
    • segment
    • segment selector
    • service layer
    • signal
    • Single Application VDM
    • standard mode
    • stub device driver
    • stub virtual DOS kernel
    • task state segment
    • TSR
    • TSS
    • UMB
    • upper memory block
    • VDDM
    • VDM
    • virtual device driver
    • Virtual Device Driver Manager
    • Virtual Device Helper
    • virtual DOS machine
    • Virtual DOS Machine Manager
    • VEMM
    • Virtual Expanded Memory Manager
    • virtual machine
    • VMB
    • VMB session
    • virtual machine monitor
    • Virtual Programmable Interrupt Controller
    • virtual 8086 mode
    • VMDISK
    • watchdog timer
    • windows
    • WIN-OS/2 kernel
    • Workplace Shell
    • Workplace Shell object
    • XMM
    • 386 enhanced mode
    • 80386
    • 80486
    • 8086 Emulation