1/* 2 * Interface to the libusual. 3 * 4 * Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com> 5 * Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net) 6 * Copyright (c) 1999 Michael Gee (michael@linuxspecific.com) 7 */ 8 9#ifndef __LINUX_USB_USUAL_H 10#define __LINUX_USB_USUAL_H 11 12 13/* We should do this for cleanliness... But other usb_foo.h do not do this. */ 14/* #include <linux/usb.h> */ 15 16/* 17 * The flags field, which we store in usb_device_id.driver_info. 18 * It is compatible with the old usb-storage flags in lower 24 bits. 19 */ 20 21/* 22 * Static flag definitions. We use this roundabout technique so that the 23 * proc_info() routine can automatically display a message for each flag. 24 */ 25#define US_DO_ALL_FLAGS \ 26 US_FLAG(SINGLE_LUN, 0x00000001) \ 27 /* allow access to only LUN 0 */ \ 28 US_FLAG(NEED_OVERRIDE, 0x00000002) \ 29 /* unusual_devs entry is necessary */ \ 30 US_FLAG(SCM_MULT_TARG, 0x00000004) \ 31 /* supports multiple targets */ \ 32 US_FLAG(FIX_INQUIRY, 0x00000008) \ 33 /* INQUIRY response needs faking */ \ 34 US_FLAG(FIX_CAPACITY, 0x00000010) \ 35 /* READ CAPACITY response too big */ \ 36 US_FLAG(IGNORE_RESIDUE, 0x00000020) \ 37 /* reported residue is wrong */ \ 38 US_FLAG(BULK32, 0x00000040) \ 39 /* Uses 32-byte CBW length */ \ 40 US_FLAG(NOT_LOCKABLE, 0x00000080) \ 41 /* PREVENT/ALLOW not supported */ \ 42 US_FLAG(GO_SLOW, 0x00000100) \ 43 /* Need delay after Command phase */ \ 44 US_FLAG(NO_WP_DETECT, 0x00000200) \ 45 /* Don't check for write-protect */ \ 46 US_FLAG(MAX_SECTORS_64, 0x00000400) \ 47 /* Sets max_sectors to 64 */ \ 48 US_FLAG(IGNORE_DEVICE, 0x00000800) \ 49 /* Don't claim device */ \ 50 US_FLAG(CAPACITY_HEURISTICS, 0x00001000) \ 51 /* sometimes sizes is too big */ \ 52 US_FLAG(MAX_SECTORS_MIN,0x00002000) \ 53 /* Sets max_sectors to arch min */ \ 54 US_FLAG(BULK_IGNORE_TAG,0x00004000) \ 55 /* Ignore tag mismatch in bulk operations */ \ 56 US_FLAG(SANE_SENSE, 0x00008000) \ 57 /* Sane Sense (> 18 bytes) */ \ 58 US_FLAG(CAPACITY_OK, 0x00010000) \ 59 /* READ CAPACITY response is correct */ \ 60 US_FLAG(BAD_SENSE, 0x00020000) \ 61 /* Bad Sense (never more than 18 bytes) */ 62 63#define US_FLAG(name, value) US_FL_##name = value , 64enum { US_DO_ALL_FLAGS }; 65#undef US_FLAG 66 67/* 68 * The bias field for libusual and friends. 69 */ 70#define USB_US_TYPE_NONE 0 71#define USB_US_TYPE_STOR 1 /* usb-storage */ 72#define USB_US_TYPE_UB 2 /* ub */ 73 74#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF) 75#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF) 76 77/* 78 * This is probably not the best place to keep these constants, conceptually. 79 * But it's the only header included into all places which need them. 80 */ 81 82/* Sub Classes */ 83 84#define US_SC_RBC 0x01 /* Typically, flash devices */ 85#define US_SC_8020 0x02 /* CD-ROM */ 86#define US_SC_QIC 0x03 /* QIC-157 Tapes */ 87#define US_SC_UFI 0x04 /* Floppy */ 88#define US_SC_8070 0x05 /* Removable media */ 89#define US_SC_SCSI 0x06 /* Transparent */ 90#define US_SC_LOCKABLE 0x07 /* Password-protected */ 91 92#define US_SC_ISD200 0xf0 /* ISD200 ATA */ 93#define US_SC_CYP_ATACB 0xf1 /* Cypress ATACB */ 94#define US_SC_DEVICE 0xff /* Use device's value */ 95 96/* Protocols */ 97 98#define US_PR_CBI 0x00 /* Control/Bulk/Interrupt */ 99#define US_PR_CB 0x01 /* Control/Bulk w/o interrupt */ 100#define US_PR_BULK 0x50 /* bulk only */ 101 102#define US_PR_USBAT 0x80 /* SCM-ATAPI bridge */ 103#define US_PR_EUSB_SDDR09 0x81 /* SCM-SCSI bridge for SDDR-09 */ 104#define US_PR_SDDR55 0x82 /* SDDR-55 (made up) */ 105#define US_PR_DPCM_USB 0xf0 /* Combination CB/SDDR09 */ 106#define US_PR_FREECOM 0xf1 /* Freecom */ 107#define US_PR_DATAFAB 0xf2 /* Datafab chipsets */ 108#define US_PR_JUMPSHOT 0xf3 /* Lexar Jumpshot */ 109#define US_PR_ALAUDA 0xf4 /* Alauda chipsets */ 110#define US_PR_KARMA 0xf5 /* Rio Karma */ 111 112#define US_PR_DEVICE 0xff /* Use device's value */ 113 114/* 115 */ 116extern int usb_usual_ignore_device(struct usb_interface *intf); 117extern struct usb_device_id usb_storage_usb_ids[]; 118 119#ifdef CONFIG_USB_LIBUSUAL 120 121extern void usb_usual_set_present(int type); 122extern void usb_usual_clear_present(int type); 123extern int usb_usual_check_type(const struct usb_device_id *, int type); 124#else 125 126#define usb_usual_set_present(t) do { } while(0) 127#define usb_usual_clear_present(t) do { } while(0) 128#define usb_usual_check_type(id, t) (0) 129#endif /* CONFIG_USB_LIBUSUAL */ 130 131#endif /* __LINUX_USB_USUAL_H */ 132