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

[mirror_edk2.git] / MdeModulePkg / Bus / Pci / EhciDxe / Ehci.h

diff --git a/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.h b/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.h
index f8d5444c38d3a6c86700f99fc6b28da007842fb2..42e4a6e6d9c7bdf7d5c632a7c98fecc0393108ab 100644 (file)
--- a/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.h
+++ b/MdeModulePkg/Bus/Pci/EhciDxe/Ehci.h
@@ -2,7 +2,7 @@
 \r
   Provides some data struct used by EHCI controller driver.\r
 \r
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -70,11 +70,18 @@ typedef struct _USB2_HC_DEV  USB2_HC_DEV;
 #define EHC_SYNC_POLL_INTERVAL       (1 * EHC_1_MILLISECOND)\r
 #define EHC_ASYNC_POLL_INTERVAL      (50 * 10000U)\r
 \r
+//\r
+// EHCI debug port control status register bit definition\r
+//\r
+#define USB_DEBUG_PORT_IN_USE        BIT10\r
+#define USB_DEBUG_PORT_ENABLE        BIT28\r
+#define USB_DEBUG_PORT_OWNER         BIT30\r
+\r
 //\r
 // EHC raises TPL to TPL_NOTIFY to serialize all its operations\r
 // to protect shared data structures.\r
 //\r
-#define  EHC_TPL                TPL_NOTIFY\r
+#define  EHC_TPL                     TPL_NOTIFY\r
 \r
 //\r
 //Iterate through the doule linked list. NOT delete safe\r
@@ -157,6 +164,13 @@ struct _USB2_HC_DEV {
   // Misc\r
   //\r
   EFI_UNICODE_STRING_TABLE  *ControllerNameTable;\r
+\r
+  //\r
+  // EHCI debug port info\r
+  //\r
+  UINT16                    DebugPortOffset; // The offset of debug port mmio register\r
+  UINT8                     DebugPortBarNum; // The bar number of debug port mmio register\r
+  UINT8                     DebugPortNum;    // The port number of usb debug port\r
 };\r
 \r
 \r