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/*
* Interface to the libusual.
*
* Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com>
* Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net)
* Copyright (c) 1999 Michael Gee (michael@linuxspecific.com)
*/
#ifndef __LINUX_USB_USUAL_H
#define __LINUX_USB_USUAL_H
#include <linux/config.h>
/* We should do this for cleanliness... But other usb_foo.h do not do this. */
/* #include <linux/usb.h> */
/*
* The flags field, which we store in usb_device_id.driver_info.
* It is compatible with the old usb-storage flags in lower 24 bits.
*/
/*
* Static flag definitions. We use this roundabout technique so that the
* proc_info() routine can automatically display a message for each flag.
*/
#define US_DO_ALL_FLAGS \
US_FLAG(SINGLE_LUN, 0x00000001) \
/* allow access to only LUN 0 */ \
US_FLAG(NEED_OVERRIDE, 0x00000002) \
/* unusual_devs entry is necessary */ \
US_FLAG(SCM_MULT_TARG, 0x00000004) \
/* supports multiple targets */ \
US_FLAG(FIX_INQUIRY, 0x00000008) \
/* INQUIRY response needs faking */ \
US_FLAG(FIX_CAPACITY, 0x00000010) \
/* READ CAPACITY response too big */ \
US_FLAG(IGNORE_RESIDUE, 0x00000020) \
/* reported residue is wrong */ \
US_FLAG(BULK32, 0x00000040) \
/* Uses 32-byte CBW length */ \
US_FLAG(NOT_LOCKABLE, 0x00000080) \
/* PREVENT/ALLOW not supported */ \
US_FLAG(GO_SLOW, 0x00000100) \
/* Need delay after Command phase */ \
US_FLAG(NO_WP_DETECT, 0x00000200) \
/* Don't check for write-protect */ \
#define US_FLAG(name, value) US_FL_##name = value ,
enum { US_DO_ALL_FLAGS };
#undef US_FLAG
/*
* The bias field for libusual and friends.
*/
#define USB_US_TYPE_NONE 0
#define USB_US_TYPE_STOR 1 /* usb-storage */
#define USB_US_TYPE_UB 2 /* ub */
#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF)
#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF)
/*
* This is probably not the best place to keep these constants, conceptually.
* But it's the only header included into all places which need them.
*/
/* Sub Classes */
#define US_SC_RBC 0x01 /* Typically, flash devices */
#define US_SC_8020 0x02 /* CD-ROM */
#define US_SC_QIC 0x03 /* QIC-157 Tapes */
#define US_SC_UFI 0x04 /* Floppy */
#define US_SC_8070 0x05 /* Removable media */
#define US_SC_SCSI 0x06 /* Transparent */
#define US_SC_ISD200 0x07 /* ISD200 ATA */
#define US_SC_MIN US_SC_RBC
#define US_SC_MAX US_SC_ISD200
#define US_SC_DEVICE 0xff /* Use device's value */
/* Protocols */
#define US_PR_CBI 0x00 /* Control/Bulk/Interrupt */
#define US_PR_CB 0x01 /* Control/Bulk w/o interrupt */
#define US_PR_BULK 0x50 /* bulk only */
#ifdef CONFIG_USB_STORAGE_USBAT
#define US_PR_USBAT 0x80 /* SCM-ATAPI bridge */
#endif
#ifdef CONFIG_USB_STORAGE_SDDR09
#define US_PR_EUSB_SDDR09 0x81 /* SCM-SCSI bridge for SDDR-09 */
#endif
#ifdef CONFIG_USB_STORAGE_SDDR55
#define US_PR_SDDR55 0x82 /* SDDR-55 (made up) */
#endif
#define US_PR_DPCM_USB 0xf0 /* Combination CB/SDDR09 */
#ifdef CONFIG_USB_STORAGE_FREECOM
#define US_PR_FREECOM 0xf1 /* Freecom */
#endif
#ifdef CONFIG_USB_STORAGE_DATAFAB
#define US_PR_DATAFAB 0xf2 /* Datafab chipsets */
#endif
#ifdef CONFIG_USB_STORAGE_JUMPSHOT
#define US_PR_JUMPSHOT 0xf3 /* Lexar Jumpshot */
#endif
#ifdef CONFIG_USB_STORAGE_ALAUDA
#define US_PR_ALAUDA 0xf4 /* Alauda chipsets */
#endif
#define US_PR_DEVICE 0xff /* Use device's value */
/*
*/
#ifdef CONFIG_USB_LIBUSUAL
extern struct usb_device_id storage_usb_ids[];
extern void usb_usual_set_present(int type);
extern void usb_usual_clear_present(int type);
extern int usb_usual_check_type(const struct usb_device_id *, int type);
#else
#define usb_usual_set_present(t) do { } while(0)
#define usb_usual_clear_present(t) do { } while(0)
#define usb_usual_check_type(id, t) (0)
#endif /* CONFIG_USB_LIBUSUAL */
#endif /* __LINUX_USB_USUAL_H */
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