SecurityPkg: OpalPasswordDxe: Add Opal password dxe driver.

This driver used to enables opal feature in bios.
It adds setup menu and unlock device process in boot phase.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

SecurityPkg/Tcg/Opal/OpalPasswordDxe/OpalDriverPrivate.h

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+/** @file
+  Private structures and functions used within OPAL_DRIVER
+
+Copyright (c) 2016, 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
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _OPAL_DRIVER_PRIVATE_H_
+#define _OPAL_DRIVER_PRIVATE_H_
+#include "OpalDriver.h"
+
+#define OPAL_MSID_LENGHT    128
+
+#pragma pack(1)
+//
+// Structure that is used to represent an OPAL_DISK.
+//
+typedef struct {
+  UINT32                                          MsidLength;             // Byte length of MSID Pin for device
+  UINT8                                           Msid[OPAL_MSID_LENGHT]; // MSID Pin for device
+  EFI_STORAGE_SECURITY_COMMAND_PROTOCOL           *Sscp;
+  UINT32                                          MediaId;                // MediaId is used by Ssc Protocol.
+  EFI_DEVICE_PATH_PROTOCOL                        *OpalDevicePath;
+  UINT16                                          OpalBaseComId;          // Opal SSC 1 base com id.
+  OPAL_OWNER_SHIP                                 Owner;
+  OPAL_DISK_SUPPORT_ATTRIBUTE                     SupportedAttributes;
+  TCG_LOCKING_FEATURE_DESCRIPTOR                  LockingFeature;         // Locking Feature Descriptor retrieved from performing a Level 0 Discovery
+} OPAL_DISK;
+
+//
+// Device with block IO protocol
+//
+typedef struct _OPAL_DRIVER_DEVICE OPAL_DRIVER_DEVICE;
+
+struct _OPAL_DRIVER_DEVICE {
+  OPAL_DRIVER_DEVICE                              *Next;              ///< Linked list pointer
+  EFI_HANDLE                                      Handle;             ///< Device handle
+  OPAL_DISK                                       OpalDisk;           ///< User context
+  CHAR16                                          *Name16;            ///< Allocated/freed by UEFI Filter Driver at device creation/removal
+  CHAR8                                           *NameZ;             ///< Allocated/freed by UEFI Filter Driver at device creation/removal
+  UINT32                                          MediaId;            ///< Required parameter for EFI_STORAGE_SECURITY_COMMAND_PROTOCOL, from BLOCK_IO_MEDIA
+
+  EFI_STORAGE_SECURITY_COMMAND_PROTOCOL           *Sscp;              /// Device protocols consumed
+  EFI_DEVICE_PATH_PROTOCOL                        *OpalDevicePath;
+};
+
+//
+// Opal Driver UEFI Driver Model
+//
+typedef struct {
+  EFI_HANDLE           Handle;              ///< Driver image handle
+  OPAL_DRIVER_DEVICE   *DeviceList;         ///< Linked list of controllers owned by this Driver
+} OPAL_DRIVER;
+#pragma pack()
+
+//
+// Retrieves a OPAL_DRIVER_DEVICE based on the pointer to its StorageSecurity protocol.
+//
+#define DRIVER_DEVICE_FROM_OPALDISK(OpalDiskPointer) (OPAL_DRIVER_DEVICE*)(BASE_CR(OpalDiskPointer, OPAL_DRIVER_DEVICE, OpalDisk))
+
+/**
+  Get devcie list info.
+
+  @retval     return the device list pointer.
+**/
+OPAL_DRIVER_DEVICE*
+OpalDriverGetDeviceList(
+  VOID
+  );
+
+/**
+  Get devcie name through the component name protocol.
+
+  @param[in]       Dev                The device which need to get name.
+
+  @retval     TRUE        Find the name for this device.
+  @retval     FALSE       Not found the name for this device.
+**/
+BOOLEAN
+OpalDriverGetDriverDeviceName(
+  OPAL_DRIVER_DEVICE          *Dev
+  );
+
+/**
+  Get current device count.
+
+  @retval  return the current created device count.
+
+**/
+UINT8
+GetDeviceCount (
+  VOID
+  );
+
+#endif // _OPAL_DRIVER_P_H_