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[Description]:

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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
This commit is contained in:
vanjeff
2008-06-25 05:50:41 +00:00
parent 2a10d87453
commit b4c24e2d42
6 changed files with 23 additions and 16 deletions
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7
MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c
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@ -1,6 +1,6 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
Copyright (c) 2004 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -313,9 +313,10 @@ Uhci2GetCapability (
// returns 0 in this bit if port number is invalid. Also, if
// PciIo IoRead returns error, 0xFFFF is returned to caller.
//
if (((PortSC & 0x80) != 0) && (PortSC != 0xFFFF)) {
(*PortNumber)++;
if (((PortSC & 0x80) == 0) || (PortSC == 0xFFFF)) {
break;
}
(*PortNumber)++;
}
Uhc->RootPorts = *PortNumber;