Help and Support

PC Card Driver Updated to Allow Interrupt Sharing

View products that this article applies to.
Article ID:257458
Last Review:October 30, 2006
Revision:3.2
This article was previously published under Q257458

SYMPTOMS

16-bit PC CARD (PCMCIA) PCI devices that rely on interrupt sharing, such as SCM Microsystems PC Card readers, may not work on Windows 2000.

Back to the top

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
260910 (http://support.microsoft.com/kb/260910/EN-US/) How to Obtain the Latest Windows 2000 Service Pack





The PC Card driver has been modified to allow 16-bit PC Cards to use shared PCI interrupts.

Back to the top

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

This problem was first corrected in Windows 2000 Service Pack 1.

Back to the top

MORE INFORMATION

When the fix is installed via the hotfix installer, it would add the following registry entry. No user invention is needed.
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Pcmcia\Parameters
Value: DisableIsaToPciRouting
Type: REG_DWORD
Data: 0

Back to the top

APPLIES TO
•Microsoft Windows 2000 Server
•Microsoft Windows 2000 Professional Edition

Back to the top

Keywords: 
kbhotfixserver kbqfe kbbug kbfix kbqfe kbwin2000sp1fix KB257458

Back to the top

Article Translations

 

Related Support Centers

Other Support Options

  • Contact Microsoft
    Phone Numbers, Support Options and Pricing, Online Help, and more.
  • Customer Service
    For non-technical assistance with product purchases, subscriptions, online services, events, training courses, corporate sales, piracy issues, and more.
  • Newsgroups
    Pose a question to other users. Discussion groups and Forums about specific Microsoft products, technologies, and services.