MdeModulePkg/UsbMouse: Get HID descriptor from the return of Get_Desc(Configuration...

[mirror_edk2.git] / MdeModulePkg / Bus / Usb / UsbMouseDxe / UsbMouse.h

diff --git a/MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.h b/MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.h
index 6d677f770928c0630a81638c8337567b6cda900c..0dab9de11d8f1d3a592d9159b51e49d3c736e20f 100644 (file)
--- a/MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.h
+++ b/MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.h
@@ -1,7 +1,7 @@
 /** @file\r
   Helper routine and corresponding data struct used by USB Mouse Driver.\r
 \r
-Copyright (c) 2004 - 2011, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2004 - 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
@@ -42,6 +42,17 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 \r
 #define USB_MOUSE_DEV_SIGNATURE SIGNATURE_32 ('u', 'm', 'o', 'u')\r
 \r
+//\r
+// A common header for usb standard descriptor.\r
+// Each stand descriptor has a length and type.\r
+//\r
+#pragma pack(1)\r
+typedef struct {\r
+  UINT8                   Len;\r
+  UINT8                   Type;\r
+} USB_DESC_HEAD;\r
+#pragma pack()\r
+\r
 ///\r
 /// Button range and status\r
 ///\r