1 #ifndef __LINUX_USB_STORAGE_H
2 #define __LINUX_USB_STORAGE_H
3 
4 /*
5  * linux/usb/storage.h
6  *
7  * Copyright Matthew Wilcox for Intel Corp, 2010
8  *
9  * This file contains definitions taken from the
10  * USB Mass Storage Class Specification Overview
11  *
12  * Distributed under the terms of the GNU GPL, version two.
13  */
14 
15 /* Storage subclass codes */
16 
17 #define USB_SC_RBC	0x01		/* Typically, flash devices */
18 #define USB_SC_8020	0x02		/* CD-ROM */
19 #define USB_SC_QIC	0x03		/* QIC-157 Tapes */
20 #define USB_SC_UFI	0x04		/* Floppy */
21 #define USB_SC_8070	0x05		/* Removable media */
22 #define USB_SC_SCSI	0x06		/* Transparent */
23 #define USB_SC_LOCKABLE	0x07		/* Password-protected */
24 
25 #define USB_SC_ISD200	0xf0		/* ISD200 ATA */
26 #define USB_SC_CYP_ATACB	0xf1	/* Cypress ATACB */
27 #define USB_SC_DEVICE	0xff		/* Use device's value */
28 
29 /* Storage protocol codes */
30 
31 #define USB_PR_CBI	0x00		/* Control/Bulk/Interrupt */
32 #define USB_PR_CB	0x01		/* Control/Bulk w/o interrupt */
33 #define USB_PR_BULK	0x50		/* bulk only */
34 #define USB_PR_UAS	0x62		/* USB Attached SCSI */
35 
36 #define USB_PR_USBAT	0x80		/* SCM-ATAPI bridge */
37 #define USB_PR_EUSB_SDDR09	0x81	/* SCM-SCSI bridge for SDDR-09 */
38 #define USB_PR_SDDR55	0x82		/* SDDR-55 (made up) */
39 #define USB_PR_DPCM_USB	0xf0		/* Combination CB/SDDR09 */
40 #define USB_PR_FREECOM	0xf1		/* Freecom */
41 #define USB_PR_DATAFAB	0xf2		/* Datafab chipsets */
42 #define USB_PR_JUMPSHOT	0xf3		/* Lexar Jumpshot */
43 #define USB_PR_ALAUDA	0xf4		/* Alauda chipsets */
44 #define USB_PR_KARMA	0xf5		/* Rio Karma */
45 
46 #define USB_PR_DEVICE	0xff		/* Use device's value */
47 
48 #endif
49