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MdeModulePkg: Skip to manage usb debug port in EDKII EHCI driver if it's used by usb debug port driver

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Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Jeff Fan <jeff.fan@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13226 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
erictian
2012-04-28 05:02:54 +00:00
parent 3e0587010e
commit 09943f5ecc
4 changed files with 224 additions and 5 deletions
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18
MdeModulePkg/Bus/Pci/EhciDxe/Ehci.h
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@@ -2,7 +2,7 @@
Provides some data struct used by EHCI controller driver.
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
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
@@ -70,11 +70,18 @@ typedef struct _USB2_HC_DEV USB2_HC_DEV;
#define EHC_SYNC_POLL_INTERVAL (1 * EHC_1_MILLISECOND)
#define EHC_ASYNC_POLL_INTERVAL (50 * 10000U)
//
// EHCI debug port control status register bit definition
//
#define USB_DEBUG_PORT_IN_USE BIT10
#define USB_DEBUG_PORT_ENABLE BIT28
#define USB_DEBUG_PORT_OWNER BIT30
//
// EHC raises TPL to TPL_NOTIFY to serialize all its operations
// to protect shared data structures.
//
#define EHC_TPL TPL_NOTIFY
#define EHC_TPL TPL_NOTIFY
//
//Iterate through the doule linked list. NOT delete safe
@@ -157,6 +164,13 @@ struct _USB2_HC_DEV {
// Misc
//
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
//
// EHCI debug port info
//
UINT16 DebugPortOffset; // The offset of debug port mmio register
UINT8 DebugPortBarNum; // The bar number of debug port mmio register
UINT8 DebugPortNum; // The port number of usb debug port
};