MASM 5.10 OS2.DOC: OS/2 Call Summary - Device Driver

ID Number: Q30818

5.10 | 5.10

MS-DOS | OS/2

Summary:

The following information is from the Microsoft Macro Assembler

Version 5.10 OS2.DOC file.

More Information:

OS/2 Call Summary

Device driver constant - INCL_DOSDEVICES

@DosDevConfig - Gets information about attached devices

Parameters - DeviceInfo:PB, Item:W, Parameter:W

@DosDevIOCtl - Performs control functions on a specified device

Parameters - Data:PB, ParmList:PB, Function:W, Category:W, Handle:W

@DosSystemService - Requests a special function from the system

Parameters - ServiceCategory:W, RequestPacket:PB, ResponsePacket:PB

@DosCLIAccess - Requests privilege to disable (CLI) or enable (STI)

interrupts

Parameters - None

@DosPortAccess - Requests or releases privilege for I/O port access

Parameters - Reserved:W, TypeOfAccess:W, FirstPort:W, LastPort:W

@DosPhysicalDisk - Obtains information on partitionable disks

Parameters - Function:W, DataPtr:D, DataLength:W, ParmPtr:D, ParmLength:W