[Description]:
Sync 3 trackers. 1. A bug that may cause the low/full speed device behind 2.0 hub will not work. 2. MajorRevision and MinorRevision need updating. 3. Misuse UhciConvertPollRate in UHCI driver. [Impaction]: EhicDxe, UhciDxe and UsbBusDxe. [Reference Info]: EDK tracker 1122 - A bug that may cause the low/full speed device behind 2.0 hub will not work . EDK tracker 1101 - Phoenix found issue in USB and Misuse UhciConvertPollRate in UHCI driver. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5370 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -1,6 +1,6 @@
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/** @file
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Copyright (c) 2007, Intel Corporation
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Copyright (c) 2007 - 2008, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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@@ -713,13 +713,14 @@ UsbEnumerateNewDev (
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if (Child->Speed != EFI_USB_SPEED_HIGH) {
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//
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// If the child isn't a high speed device, it is necessary to
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// set the transaction translator. This is quite simple:
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// set the transaction translator. Port TT is 1-based.
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// This is quite simple:
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// 1. if parent is of high speed, then parent is our translator
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// 2. otherwise use parent's translator.
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//
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if (Parent->Speed == EFI_USB_SPEED_HIGH) {
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Child->Translator.TranslatorHubAddress = Parent->Address;
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Child->Translator.TranslatorPortNumber = Port;
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Child->Translator.TranslatorPortNumber = Port + 1;
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} else {
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Child->Translator = Parent->Translator;
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