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View Full Version : Win XP versus Win98/W2k on ACPI (Added TI Cardbus PCI-1225 causes boot hangup)


qpete
January 8th 04, 09:28 PM
Hello,

I had a system with a dual boot Win98SE/Win2kSP4.

I tried to install WinXP Prof SP1a as a third OS, only to find the
installation to hang.
After a lot of trial and error I have found the source of the problem: a TI
Cardbus Controller PC-1225. When I removed this card, WinXP installed
normally, but as soon as I put the card back in, it hangs at boot (MUP.SYS
is the last driver I see loading). When I put it in a different PCI slot,
WinXP boots normally, but when it detects the cardbus controller it hangs.

The strange thing is that the same configuration works fine under Win98 en
Win2k.
I have found MS KB article, describing the behaviour I experience under Win
XP
(http://support.microsoft.com/default.aspx?scid=kb;en-us;295629), only this
article refers to Win98SE and WinMe?

I suspect ACPI is involved, I base this on the text in the following KB
article:
http://support.microsoft.com/default.aspx?scid=kb;en-us;314830&Product=winxp
"A computer that works properly with Microsoft Windows 98 may not work with
Windows XP. Windows 98 does not necessarily use all of the ACPI functions
that Windows XP uses. Windows 98 may allow workarounds that Windows XP
cannot use because of its more stringent requirements for system
stability)."

I have already upgraded to the latest available bios for my motherboard
(BIOS ID 07/11/2002-8363-686B-6A6LMA19C, it pertains to a Abit KT7A), but no
changes in behaviour there. Win XP SP1a just won't boot when the cardbus
controller is put in (I have tried different sequences of PCI cards too).

I have now inquired at http://www.esupport.com/biosagent/ whether they can
provide a bios upgrade, but no answer there yet (I have only just asked a
few a hours ago).

Any ideas on how to solve this? Or is the only workaround a reinstall of
WinXP with Standard PC HAL instead of ACPI?

Thanks,

Pete.

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