Line data Source code
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 ,
64 : enum { 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 : */
116 : extern int usb_usual_ignore_device(struct usb_interface *intf);
117 1 : extern struct usb_device_id usb_storage_usb_ids[];
118 1 :
119 1 : #ifdef CONFIG_USB_LIBUSUAL
120 :
121 : extern void usb_usual_set_present(int type);
122 : extern void usb_usual_clear_present(int type);
123 : extern 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 */
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