[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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@@ -68,8 +68,13 @@ enum {
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USBPORTSC_PR = BIT(9), // Port Reset
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USBPORTSC_SUSP = BIT(12), // Suspend
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USB_MAX_ROOTHUB_PORT = 0x0F, // Max number of root hub port
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//
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// UHCI Spec said it must implement 2 ports each host at least,
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// and if more, check whether the bit7 of PORTSC is always 1.
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// So here assume the max of port number each host is 16.
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//
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USB_MAX_ROOTHUB_PORT = 0x0F,
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//
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// Command register bit definitions
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//
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