11dad244fd
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5557 6f19259b-4bc3-4df7-8a09-765794883524
57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
/** @file
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The implementation of USB mass storage class device driver.
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Copyright (c) 2007 - 2008, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _EFI_USBMASS_IMPL_H_
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#define _EFI_USBMASS_IMPL_H_
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typedef struct _USB_MASS_DEVICE USB_MASS_DEVICE;
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#include "UsbMass.h"
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#include "UsbMassBot.h"
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#include "UsbMassCbi.h"
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#include "UsbMassBoot.h"
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//
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// MassStorage raises TPL to TPL_NOTIFY to serialize all its operations
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// to protect shared data structures.
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//
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#define USB_MASS_TPL TPL_NOTIFY
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#define USB_MASS_SIGNATURE EFI_SIGNATURE_32 ('U', 's', 'b', 'M')
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struct _USB_MASS_DEVICE {
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UINT32 Signature;
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EFI_HANDLE Controller;
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EFI_USB_IO_PROTOCOL *UsbIo;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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EFI_BLOCK_IO_PROTOCOL BlockIo;
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EFI_BLOCK_IO_MEDIA BlockIoMedia;
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BOOLEAN OpticalStorage;
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UINT8 Lun; // Logical Unit Number
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UINT8 Pdt; // Peripheral Device Type
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USB_MASS_TRANSPORT *Transport; // USB mass storage transport protocol
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VOID *Context; // Opaque storage for mass transport
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};
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#define USB_MASS_DEVICE_FROM_BLOCKIO(a) \
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CR (a, USB_MASS_DEVICE, BlockIo, USB_MASS_SIGNATURE)
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extern EFI_COMPONENT_NAME_PROTOCOL gUsbMassStorageComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL gUsbMassStorageComponentName2;
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#endif
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