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1/*
2 * (C) Copyright 2001
3 * Denis Peter, MPL AG Switzerland
4 *
1a459660 5 * SPDX-License-Identifier: GPL-2.0+
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6 *
7 * Note: Part of this code has been derived from linux
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8 */
9#ifndef _USB_DEFS_H_
10#define _USB_DEFS_H_
11
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12/* USB constants */
13
14/* Device and/or Interface Class codes */
15#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */
16#define USB_CLASS_AUDIO 1
17#define USB_CLASS_COMM 2
18#define USB_CLASS_HID 3
19#define USB_CLASS_PRINTER 7
20#define USB_CLASS_MASS_STORAGE 8
21#define USB_CLASS_HUB 9
22#define USB_CLASS_DATA 10
23#define USB_CLASS_VENDOR_SPEC 0xff
24
25/* some HID sub classes */
26#define USB_SUB_HID_NONE 0
27#define USB_SUB_HID_BOOT 1
28
29/* some UID Protocols */
30#define USB_PROT_HID_NONE 0
31#define USB_PROT_HID_KEYBOARD 1
32#define USB_PROT_HID_MOUSE 2
33
34
35/* Sub STORAGE Classes */
36#define US_SC_RBC 1 /* Typically, flash devices */
37#define US_SC_8020 2 /* CD-ROM */
38#define US_SC_QIC 3 /* QIC-157 Tapes */
39#define US_SC_UFI 4 /* Floppy */
40#define US_SC_8070 5 /* Removable media */
41#define US_SC_SCSI 6 /* Transparent */
42#define US_SC_MIN US_SC_RBC
43#define US_SC_MAX US_SC_SCSI
44
45/* STORAGE Protocols */
46#define US_PR_CB 1 /* Control/Bulk w/o interrupt */
47#define US_PR_CBI 0 /* Control/Bulk/Interrupt */
48#define US_PR_BULK 0x50 /* bulk only */
49
50/* USB types */
51#define USB_TYPE_STANDARD (0x00 << 5)
52#define USB_TYPE_CLASS (0x01 << 5)
53#define USB_TYPE_VENDOR (0x02 << 5)
54#define USB_TYPE_RESERVED (0x03 << 5)
55
56/* USB recipients */
57#define USB_RECIP_DEVICE 0x00
58#define USB_RECIP_INTERFACE 0x01
59#define USB_RECIP_ENDPOINT 0x02
60#define USB_RECIP_OTHER 0x03
61
62/* USB directions */
63#define USB_DIR_OUT 0
64#define USB_DIR_IN 0x80
65
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66/*
67 * bmRequestType: USB Device Requests, table 9.2 USB 2.0 spec.
68 * (shifted) direction/type/recipient.
69 */
70#define DeviceRequest \
71 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE) << 8)
72
73#define DeviceOutRequest \
74 ((USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE) << 8)
75
76#define InterfaceRequest \
77 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
78
79#define EndpointRequest \
80 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
81
82#define EndpointOutRequest \
83 ((USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
84
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85/* Descriptor types */
86#define USB_DT_DEVICE 0x01
87#define USB_DT_CONFIG 0x02
88#define USB_DT_STRING 0x03
89#define USB_DT_INTERFACE 0x04
90#define USB_DT_ENDPOINT 0x05
91
92#define USB_DT_HID (USB_TYPE_CLASS | 0x01)
93#define USB_DT_REPORT (USB_TYPE_CLASS | 0x02)
94#define USB_DT_PHYSICAL (USB_TYPE_CLASS | 0x03)
95#define USB_DT_HUB (USB_TYPE_CLASS | 0x09)
96
97/* Descriptor sizes per descriptor type */
98#define USB_DT_DEVICE_SIZE 18
99#define USB_DT_CONFIG_SIZE 9
100#define USB_DT_INTERFACE_SIZE 9
101#define USB_DT_ENDPOINT_SIZE 7
102#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */
103#define USB_DT_HUB_NONVAR_SIZE 7
104#define USB_DT_HID_SIZE 9
105
106/* Endpoints */
107#define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */
108#define USB_ENDPOINT_DIR_MASK 0x80
109
110#define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */
111#define USB_ENDPOINT_XFER_CONTROL 0
112#define USB_ENDPOINT_XFER_ISOC 1
113#define USB_ENDPOINT_XFER_BULK 2
114#define USB_ENDPOINT_XFER_INT 3
115
116/* USB Packet IDs (PIDs) */
117#define USB_PID_UNDEF_0 0xf0
118#define USB_PID_OUT 0xe1
119#define USB_PID_ACK 0xd2
120#define USB_PID_DATA0 0xc3
121#define USB_PID_UNDEF_4 0xb4
122#define USB_PID_SOF 0xa5
123#define USB_PID_UNDEF_6 0x96
124#define USB_PID_UNDEF_7 0x87
125#define USB_PID_UNDEF_8 0x78
126#define USB_PID_IN 0x69
127#define USB_PID_NAK 0x5a
128#define USB_PID_DATA1 0x4b
129#define USB_PID_PREAMBLE 0x3c
130#define USB_PID_SETUP 0x2d
131#define USB_PID_STALL 0x1e
132#define USB_PID_UNDEF_F 0x0f
133
134/* Standard requests */
135#define USB_REQ_GET_STATUS 0x00
136#define USB_REQ_CLEAR_FEATURE 0x01
137#define USB_REQ_SET_FEATURE 0x03
138#define USB_REQ_SET_ADDRESS 0x05
139#define USB_REQ_GET_DESCRIPTOR 0x06
140#define USB_REQ_SET_DESCRIPTOR 0x07
141#define USB_REQ_GET_CONFIGURATION 0x08
142#define USB_REQ_SET_CONFIGURATION 0x09
143#define USB_REQ_GET_INTERFACE 0x0A
144#define USB_REQ_SET_INTERFACE 0x0B
145#define USB_REQ_SYNCH_FRAME 0x0C
146
147/* HID requests */
148#define USB_REQ_GET_REPORT 0x01
149#define USB_REQ_GET_IDLE 0x02
150#define USB_REQ_GET_PROTOCOL 0x03
151#define USB_REQ_SET_REPORT 0x09
152#define USB_REQ_SET_IDLE 0x0A
153#define USB_REQ_SET_PROTOCOL 0x0B
154
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155/* Device features */
156#define USB_FEAT_HALT 0x00
157#define USB_FEAT_WAKEUP 0x01
158#define USB_FEAT_TEST 0x02
159
160/* Test modes */
161#define USB_TEST_MODE_J 0x01
162#define USB_TEST_MODE_K 0x02
163#define USB_TEST_MODE_SE0_NAK 0x03
164#define USB_TEST_MODE_PACKET 0x04
165#define USB_TEST_MODE_FORCE_ENABLE 0x05
166
012771d8 167
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168/*
169 * "pipe" definitions, use unsigned so we can compare reliably, since this
170 * value is shifted up to bits 30/31.
171 */
172#define PIPE_ISOCHRONOUS 0U
173#define PIPE_INTERRUPT 1U
174#define PIPE_CONTROL 2U
175#define PIPE_BULK 3U
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176#define PIPE_DEVEP_MASK 0x0007ff00
177
178#define USB_ISOCHRONOUS 0
179#define USB_INTERRUPT 1
180#define USB_CONTROL 2
181#define USB_BULK 3
182
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183#define USB_PIPE_TYPE_SHIFT 30
184#define USB_PIPE_TYPE_MASK (3 << USB_PIPE_TYPE_SHIFT)
185
186#define USB_PIPE_DEV_SHIFT 8
187#define USB_PIPE_DEV_MASK (0x7f << USB_PIPE_DEV_SHIFT)
188
189#define USB_PIPE_EP_SHIFT 15
190#define USB_PIPE_EP_MASK (0xf << USB_PIPE_EP_SHIFT)
191
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192/* USB-status codes: */
193#define USB_ST_ACTIVE 0x1 /* TD is active */
194#define USB_ST_STALLED 0x2 /* TD is stalled */
195#define USB_ST_BUF_ERR 0x4 /* buffer error */
196#define USB_ST_BABBLE_DET 0x8 /* Babble detected */
197#define USB_ST_NAK_REC 0x10 /* NAK Received*/
198#define USB_ST_CRC_ERR 0x20 /* CRC/timeout Error */
199#define USB_ST_BIT_ERR 0x40 /* Bitstuff error */
200#define USB_ST_NOT_PROC 0x80000000L /* Not yet processed */
201
202
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203/*************************************************************************
204 * Hub defines
205 */
206
207/*
208 * Hub request types
209 */
210
211#define USB_RT_HUB (USB_TYPE_CLASS | USB_RECIP_DEVICE)
212#define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER)
213
214/*
215 * Hub Class feature numbers
216 */
217#define C_HUB_LOCAL_POWER 0
218#define C_HUB_OVER_CURRENT 1
219
220/*
221 * Port feature numbers
222 */
223#define USB_PORT_FEAT_CONNECTION 0
224#define USB_PORT_FEAT_ENABLE 1
225#define USB_PORT_FEAT_SUSPEND 2
226#define USB_PORT_FEAT_OVER_CURRENT 3
227#define USB_PORT_FEAT_RESET 4
228#define USB_PORT_FEAT_POWER 8
229#define USB_PORT_FEAT_LOWSPEED 9
3e126484 230#define USB_PORT_FEAT_HIGHSPEED 10
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231#define USB_PORT_FEAT_C_CONNECTION 16
232#define USB_PORT_FEAT_C_ENABLE 17
233#define USB_PORT_FEAT_C_SUSPEND 18
234#define USB_PORT_FEAT_C_OVER_CURRENT 19
235#define USB_PORT_FEAT_C_RESET 20
7d9aa8fd 236#define USB_PORT_FEAT_TEST 21
012771d8 237
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238/*
239 * Changes to Port feature numbers for Super speed,
240 * from USB 3.0 spec Table 10-8
241 */
242#define USB_SS_PORT_FEAT_U1_TIMEOUT 23
243#define USB_SS_PORT_FEAT_U2_TIMEOUT 24
244#define USB_SS_PORT_FEAT_C_LINK_STATE 25
245#define USB_SS_PORT_FEAT_C_CONFIG_ERROR 26
246#define USB_SS_PORT_FEAT_BH_RESET 28
247#define USB_SS_PORT_FEAT_C_BH_RESET 29
248
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249/* wPortStatus bits */
250#define USB_PORT_STAT_CONNECTION 0x0001
251#define USB_PORT_STAT_ENABLE 0x0002
252#define USB_PORT_STAT_SUSPEND 0x0004
253#define USB_PORT_STAT_OVERCURRENT 0x0008
254#define USB_PORT_STAT_RESET 0x0010
255#define USB_PORT_STAT_POWER 0x0100
256#define USB_PORT_STAT_LOW_SPEED 0x0200
3e126484 257#define USB_PORT_STAT_HIGH_SPEED 0x0400 /* support for EHCI */
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258#define USB_PORT_STAT_SUPER_SPEED 0x0600 /* faking support to XHCI */
259#define USB_PORT_STAT_SPEED_MASK \
260 (USB_PORT_STAT_LOW_SPEED | USB_PORT_STAT_HIGH_SPEED)
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261
262/*
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263 * Changes to wPortStatus bit field in USB 3.0
264 * See USB 3.0 spec Table 10-11
6497c667 265 */
55f4b575 266#define USB_SS_PORT_STAT_LINK_STATE 0x01e0
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267#define USB_SS_PORT_STAT_POWER 0x0200
268#define USB_SS_PORT_STAT_SPEED 0x1c00
55f4b575 269#define USB_SS_PORT_STAT_SPEED_5GBPS 0x0000
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270
271/* wPortChange bits */
272#define USB_PORT_STAT_C_CONNECTION 0x0001
273#define USB_PORT_STAT_C_ENABLE 0x0002
274#define USB_PORT_STAT_C_SUSPEND 0x0004
275#define USB_PORT_STAT_C_OVERCURRENT 0x0008
276#define USB_PORT_STAT_C_RESET 0x0010
277
6497c667 278/*
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279 * Changes to wPortChange bit fields in USB 3.0
280 * See USB 3.0 spec Table 10-12
6497c667 281 */
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282#define USB_SS_PORT_STAT_C_BH_RESET 0x0020
283#define USB_SS_PORT_STAT_C_LINK_STATE 0x0040
284#define USB_SS_PORT_STAT_C_CONFIG_ERROR 0x0080
6497c667 285
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286/* wHubCharacteristics (masks) */
287#define HUB_CHAR_LPSM 0x0003
288#define HUB_CHAR_COMPOUND 0x0004
289#define HUB_CHAR_OCPM 0x0018
290
291/*
605bd75a 292 * Hub Status & Hub Change bit masks
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293 */
294#define HUB_STATUS_LOCAL_POWER 0x0001
295#define HUB_STATUS_OVERCURRENT 0x0002
296
297#define HUB_CHANGE_LOCAL_POWER 0x0001
298#define HUB_CHANGE_OVERCURRENT 0x0002
299
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300/* Mask for wIndex in get/set port feature */
301#define USB_HUB_PORT_MASK 0xf
302
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303/*
304 * CBI style
305 */
306
307#define US_CBI_ADSC 0
308
309/* Command Block Wrapper */
310struct umass_bbb_cbw {
311 __u32 dCBWSignature;
312# define CBWSIGNATURE 0x43425355
313 __u32 dCBWTag;
314 __u32 dCBWDataTransferLength;
315 __u8 bCBWFlags;
316# define CBWFLAGS_OUT 0x00
317# define CBWFLAGS_IN 0x80
318# define CBWFLAGS_SBZ 0x7f
319 __u8 bCBWLUN;
320 __u8 bCDBLength;
321# define CBWCDBLENGTH 16
322 __u8 CBWCDB[CBWCDBLENGTH];
323};
324#define UMASS_BBB_CBW_SIZE 31
325
326/* Command Status Wrapper */
327struct umass_bbb_csw {
328 __u32 dCSWSignature;
329# define CSWSIGNATURE 0x53425355
330 __u32 dCSWTag;
331 __u32 dCSWDataResidue;
332 __u8 bCSWStatus;
333# define CSWSTATUS_GOOD 0x0
334# define CSWSTATUS_FAILED 0x1
335# define CSWSTATUS_PHASE 0x2
336};
337#define UMASS_BBB_CSW_SIZE 13
338
339/*
340 * BULK only
341 */
342#define US_BBB_RESET 0xff
343#define US_BBB_GET_MAX_LUN 0xfe
344
012771d8 345#endif /*_USB_DEFS_H_ */