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authorniruiyu <niruiyu@6f19259b-4bc3-4df7-8a09-765794883524>2010-02-20 07:11:13 +0000
committerniruiyu <niruiyu@6f19259b-4bc3-4df7-8a09-765794883524>2010-02-20 07:11:13 +0000
commitc39c3e219079893c1607babd40b8510c2ad6c502 (patch)
tree3e666e7bea847732c4e565f1f72a43593307dc15 /MdeModulePkg
parentc943ee03368202540a841e77b21da2c09406a1ac (diff)
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add more comments for gEfiMdeModulePkgTokenSpaceGuid.PcdTurnOffUsbLegacySupport.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10032 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg')
-rw-r--r--MdeModulePkg/Bus/Pci/EhciDxe/Ehci.c2
-rw-r--r--MdeModulePkg/MdeModulePkg.dec3
2 files changed, 3 insertions, 2 deletions
diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.c b/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.c
index aded0b3acb..3161ede949 100644
--- a/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.c
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.c
@@ -1704,7 +1704,7 @@ EhcDriverBindingStart (
}
//
- // Robustnesss improvement such as for UoL
+ // Robustnesss improvement such as for Duet platform
// Default is not required.
//
if (FeaturePcdGet (PcdTurnOffUsbLegacySupport)) {
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index d14cf8b56b..51bafbb44e 100644
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -219,7 +219,8 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreImageLoaderSearchTeSectionFirst|TRUE|BOOLEAN|0x00010044
## If TRUE, force to switch off the support of legacy usb. So legacy usb device driver can not make use of SMI
- # interrupt to access usb device in the case of absence of usb stack.
+ # interrupt to access usb device in the case of absence of usb stack.
+ # DUET platform requires the token to be TRUE.
gEfiMdeModulePkgTokenSpaceGuid.PcdTurnOffUsbLegacySupport|FALSE|BOOLEAN|0x00010047
## If TRUE, HiiImageProtocol will be installed.