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OS/2 is a greatly different operating system for PC (ArcaOS, eComStation, IBM OS/2 Warp)
Applications, news, reviews, support of users, hardware, questions and answers.
 
[What is OS/2?  News  Install  Update  
 
 
Usage  Future  Community  Projects  

How to buy
russian OS/2 apps?

The concept of
OS/2 development

(Map of the site)

 
 
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Report: OS/2 compatible hardware

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Update

 
Applications

 
Advantages:

 
For developer:

 
(Пайпы программ)

 
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History:

 
(Бонусы)

 
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(Барьеры и решения)

 
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(Применение в науке, лаборатории, ..)

 

 
Solutions

 
New eComStation:

 
Future:

 
(Ссылки на другие сайты)

 
(Картинка дня)

 
OS/2 artefacts:

 
Gadgets:

eCo Software Developer Connection


About DevCon
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Roadmap
eCo Software runtime
eCo Software toolkit
Contacts

  You can sponsor the development of the libraries,
control the expenses

eComStation kernel

eComStation uses IBM OS/2 Kernel

  • OS2LDR - loader of kernel,
    • IBM version: IBM is the owner, closed source code
    • Open-source/free analogue: OS2LDR by Team/4
  • OS2KRNL
    • IBM version: IBM is the owner, closed source code
    • Open-source/free analogue: OS2KRNL by Team/4
  • DOSCALL1.DLL
    • IBM version: IBM is the owner, closed source code
  • CMD.EXE
    • IBM version: IBM is the owner, closed source code

ACPI sub-system

eComStation uses Intel ACPI-CA

  • ACPI.PSD - base ACPI driver
    • Owner: Mensys BV
    • License: Intel Corporation
  • APM.ADD - Power management, requires ACPI.PSD
    • Owner: Mensys BV
  • ACPIDAEMON.EXE
    • Owner: Mensys BV
  • ACPI utilities
    • Owner: Mensys BV
  • ACPI snooper
    • no need, removed from OS

USB Stack

eComStation uses USB stack implemented by Exigen Latvia.

  • USBOHCD.SYS -- OHCI compliant USB host controller driver
  • USBUHCD.SYS -- UHCI compliant USB host controller driver
  • USBEHCD.SYS -- EHCI compliant USB host controller driver
  • USBHID.SYS -- USB Human Interface Driver
  • HCIMONIT.EXE -- Host Controller adapter(s) monitor utility
  • USBD.SYS
    • Owner: IBM
  • USBCALLS.DLL, USBRESMG.SYS
    • Owner: Netlabs.org
    • Open source
    • Maintained by: eCo Software
  • USB Dock utility
    • Owner: Mensys BV
    • Developer: eCo Software
Drivers for USB devices:
  • USBETHER
  • USBAUDIO
  • USBSER
  • USBKEYBD
  • USBCOM
  • USBMOUSE
  • USBMSD
  • USBPRINT

Workplace shell

Base WPS files:

  • PMSHELL.EXE
    • Owner: IBM
    • closed source code
  • PMWP.DLL
    • Owner: IBM
    • closed source code

SOM

SOM files:

  • SOM*.DLL/*.IR
    • Owner: IBM
    • closed source code

TCP/IP

TCP/IP files:

  • \TCPIP
    • Owner: IBM
    • closed source code

GRADD video sub-system

GRADD files:

  • The functionality is distributed among: screen01.sys, gradd.sys, pmdd.sys, pointdd.sys
  • VMAN.DLL
  • Drawing is executed in: PMMERGE.DLL, SOFTDRAW.DLL

 

 
For dummies

Report: OS/2 compatible hardware

 
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