Microsoft KB Archive/50104

= Comparison between DRIVPARM and DRIVER.SYS =

Article ID: 50104

Article Last Modified on 5/12/2003

-

APPLIES TO


 * Microsoft MS-DOS 3.1
 * Microsoft MS-DOS 3.2 Standard Edition
 * Microsoft MS-DOS 3.21 Standard Edition
 * Microsoft MS-DOS 3.3 Standard Edition
 * Microsoft MS-DOS 3.3a
 * Microsoft MS-DOS 4.0 Standard Edition
 * Microsoft MS-DOS 4.01 Standard Edition
 * Microsoft MS-DOS 5.0 Standard Edition
 * Microsoft MS-DOS 5.0a
 * Microsoft MS-DOS 6.0 Standard Edition
 * Microsoft MS-DOS 6.2 Standard Edition
 * Microsoft MS-DOS 6.21 Standard Edition
 * Microsoft MS-DOS 6.22 Standard Edition

-



This article was previously published under Q50104



SUMMARY
The files DRIVPARM and DRIVER.SYS offer you two different methods of supporting disk drives that either are not present or are not supported by the computer's own ROM BIOS.



MORE INFORMATION
The following chart shows the differences and the similarities between the two methods:    --- |         DRIVPARM                DRIVER.SYS           | ---  |                          |                            |  *|  Modifies the parameters |  Adds a new logical drive  |* | of an existing floppy   |  that points to an         | | disk drive. | existing physical drive,  | |                         |  optionally modifying the  | |                         |  parameters of the new     | |                         |  logical drive. |   ---   |                          |                            |   |  A new /i switch in      |  Allows the addition of    | | version 4.00 of MS-DOS  |  a new physical drive      | | offers better support   |  that is not normally      | | for 3.5 inch disk       |  supported by the ROM      | | drives. | BIOS. This allows        | |                         |  external disk drives and  | |                         |  drive-controlling         | |                         |  software to be installed. |   ---


 * This feature is useful in situations where the ROM BIOS of the machine does not support the hardware being installed/modified.

Additional query words: 6.22 3.30a 4.00 4.01 5.00 5.00a 6.00 6.20

Keywords: KB50104

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.