audk/MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassCbi.h

65 lines
1.6 KiB
C

/** @file
Copyright (c) 2007, 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.
Module Name:
UsbMassCbi.h
Abstract:
Defination for the USB mass storage Control/Bulk/Interrupt transpor.
Revision History
**/
#ifndef _EFI_USBMASS_CBI_H_
#define _EFI_USBMASS_CBI_H_
enum {
USB_CBI_MAX_PACKET_NUM = 16,
USB_CBI_RESET_CMD_LEN = 12,
//
// Usb CBI retry times
//
USB_CBI_MAX_RETRY = 3,
//
// Usb Cbi transfer timeout
//
USB_CBI_RESET_TIMEOUT = 1 * USB_MASS_STALL_1_S
};
//
// Put Interface at the first field is to make it easy to get by Context, which
// could be BOT/CBI Protocol instance
//
typedef struct {
EFI_USB_INTERFACE_DESCRIPTOR Interface;
EFI_USB_ENDPOINT_DESCRIPTOR *BulkInEndpoint;
EFI_USB_ENDPOINT_DESCRIPTOR *BulkOutEndpoint;
EFI_USB_ENDPOINT_DESCRIPTOR *InterruptEndpoint;
EFI_USB_IO_PROTOCOL *UsbIo;
} USB_CBI_PROTOCOL;
#pragma pack(1)
typedef struct {
UINT8 Type;
UINT8 Value;
} USB_CBI_STATUS;
#pragma pack()
extern USB_MASS_TRANSPORT mUsbCbi0Transport;
extern USB_MASS_TRANSPORT mUsbCbi1Transport;
#endif