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  #1  
Old 07-23-2010
srikadi srikadi is offline
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Default How to change code from xpdm to wddm?

Hi,

In windows 7 I have one wddm driver(nvidia dislapy driver) and one xpdm driver(our application).when i insatlled my application it is disabling the pre installed driver.I think this is window7 limitaion.

so I would like to change my application from xpdm to wddm.
Could anyoone plz help me in this?

Thanks,
srikadi
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  #2  
Old 07-25-2010
Jerry K's Avatar
Jerry K Jerry K is offline
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idea Re: How to change code from xpdm to wddm?

I think you will have to run the problematic driver in Windows XP mode instead of just installing it the regular way. Please read the info presented in these threads.... they offer a few solutions:

Windows Vista Display Driver Model = WDDM
Windows XP Display Driver Model = XPDM


Code:
http://www.win7heads.com/hardware/57548-via-unichrome-xpdm-x64-driver-windows-7-x64.html http://allfaq.org/forums/t/137157.aspx http://forums.techguy.org/windows-vista/608864-wddm-vs-xpdm.html http://forums.nvidia.com/lofiversion/index.php?t21842.html http://www.intel.com/support/graphics/sb/cs-023606.htm http://www.techtalkz.com/microsoft-device-drivers/291292-how-detect-wddm-vs-xpdm.html http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1016770 http://social.technet.microsoft.com/Forums/en-US/w7itprohardware/thread/5effe447-36fe-4ddc-9f1b-a8e116d7013e http://msdn.microsoft.com/en-us/library/ff471598(VS.85).aspx http://windows.bigresource.com/Win7-Can-039-t-install-XPDM-driver-dcHEYlcY.html http://forum.lowyat.net/topic/672736

Last edited by Jerry K : 12-14-2010 at 08:47 PM.
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