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/** @file
The implementation of USB mass storage class device driver.
Copyright (c) 2007 - 2008, Intel Corporation
All rights reserved. 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 _EFI_USBMASS_IMPL_H_
#define _EFI_USBMASS_IMPL_H_
typedef struct _USB_MASS_DEVICE USB_MASS_DEVICE;
#include "UsbMass.h"
#include "UsbMassBot.h"
#include "UsbMassCbi.h"
#include "UsbMassBoot.h"
//
// MassStorage raises TPL to TPL_NOTIFY to serialize all its operations
// to protect shared data structures.
//
#define USB_MASS_TPL TPL_NOTIFY
#define USB_MASS_SIGNATURE SIGNATURE_32 ('U', 's', 'b', 'M')
struct _USB_MASS_DEVICE {
UINT32 Signature;
EFI_HANDLE Controller;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_BLOCK_IO_PROTOCOL BlockIo;
EFI_BLOCK_IO_MEDIA BlockIoMedia;
BOOLEAN OpticalStorage;
UINT8 Lun; // Logical Unit Number
UINT8 Pdt; // Peripheral Device Type
USB_MASS_TRANSPORT *Transport; // USB mass storage transport protocol
VOID *Context; // Opaque storage for mass transport
};
#define USB_MASS_DEVICE_FROM_BLOCKIO(a) \
CR (a, USB_MASS_DEVICE, BlockIo, USB_MASS_SIGNATURE)
extern EFI_COMPONENT_NAME_PROTOCOL gUsbMassStorageComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gUsbMassStorageComponentName2;
#endif
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