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[Description]: 

Don't need disable the legacy USB SMI in UHCI and EHCI, which is only required by UoL.
[Impaction]:
 Uhci and Ehci driver default don't need disable the legacy USB SMI.
[Reference Info]:
 EDK tracker 1082 
 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4850 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4 2008-03-14 05:06:26 +00:00
parent 4ee8254a0c
commit f0a83bb308
2 changed files with 7 additions and 2 deletions
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3
MdeModulePkg/Bus/Pci/EhciDxe/Ehci.c
View File

@ -1578,8 +1578,9 @@ EhcDriverBindingStart (
//
// Robustnesss improvement such as for UoL
// Default is not required.
//
EhcClearLegacySupport (Ehc);
// EhcClearLegacySupport (Ehc);
EhcResetHC (Ehc, EHC_RESET_TIMEOUT);
Status = EhcInitHC (Ehc);

6
MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c
View File

@ -1654,7 +1654,11 @@ UhciDriverBindingStart (
}
PciAttributesSaved = TRUE;
UhciTurnOffUsbEmulation (PciIo);
//
// Robustnesss improvement such as for UoL
// Default is not required.
//
// UhciTurnOffUsbEmulation (PciIo);
Status = PciIo->Attributes (
PciIo,