X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;ds=sidebyside;f=MdeModulePkg%2FBus%2FUsb%2FUsbBusPei%2FUsbPeim.h;h=caba53266daca02cc6b9980081e022810e09b5f7;hb=9d510e61fceee7b92955ef9a3c20343752d8ce3f;hp=dff8eeb2026d2b1ec7e4bc81ee61197a4b7a120c;hpb=04910ceb352b54fe8edac4c20d9a6515cd5fdad5;p=mirror_edk2.git

diff --git a/MdeModulePkg/Bus/Usb/UsbBusPei/UsbPeim.h b/MdeModulePkg/Bus/Usb/UsbBusPei/UsbPeim.h
index dff8eeb202..caba53266d 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusPei/UsbPeim.h
+++ b/MdeModulePkg/Bus/Usb/UsbBusPei/UsbPeim.h
@@ -1,16 +1,9 @@
 /** @file
 Usb Peim definition.
 
-Copyright (c) 2006 - 2014, 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
-http://opensource.org/licenses/bsd-license.php
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved. <BR>
 
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
 
@@ -33,6 +26,17 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 #include <IndustryStandard/Usb.h>
 
+//
+// A common header for usb standard descriptor.
+// Each stand descriptor has a length and type.
+//
+#pragma pack(1)
+typedef struct {
+  UINT8                   Len;
+  UINT8                   Type;
+} USB_DESC_HEAD;
+#pragma pack()
+
 #define MAX_INTERFACE             8
 #define MAX_ENDPOINT              16
 
@@ -88,7 +92,7 @@ typedef struct {
 #define USB_WAIT_PORT_STS_CHANGE_STALL  (100)
 
 //
-// Host software return timeout if port status doesn't change 
+// Host software return timeout if port status doesn't change
 // after 500ms(LOOP * STALL = 5000 * 0.1ms), set by experience
 //
 #define USB_WAIT_PORT_STS_CHANGE_LOOP   5000
@@ -112,7 +116,7 @@ typedef struct {
 
 /**
   Submits control transfer to a target USB device.
-  
+
   @param  PeiServices            The pointer of EFI_PEI_SERVICES.
   @param  This                   The pointer of PEI_USB_IO_PPI.
   @param  Request                USB device request to send.
@@ -144,11 +148,11 @@ PeiUsbControlTransfer (
 
 /**
   Submits bulk transfer to a bulk endpoint of a USB device.
-  
+
   @param  PeiServices           The pointer of EFI_PEI_SERVICES.
   @param  This                  The pointer of PEI_USB_IO_PPI.
   @param  DeviceEndpoint        Endpoint number and its direction in bit 7.
-  @param  Data                  A pointer to the buffer of data to transmit 
+  @param  Data                  A pointer to the buffer of data to transmit
                                 from or receive into.
   @param  DataLength            The lenght of the data buffer.
   @param  Timeout               Indicates the maximum time, in millisecond, which the
@@ -233,7 +237,7 @@ PeiUsbPortReset (
 
 /**
   Send reset signal over the given root hub port.
-  
+
   @param  PeiServices       Describes the list of possible PEI Services.
   @param  UsbHcPpi          The pointer of PEI_USB_HOST_CONTROLLER_PPI instance.
   @param  Usb2HcPpi         The pointer of PEI_USB2_HOST_CONTROLLER_PPI instance.