1 /* SPDX-License-Identifier: GPL-2.0+ */
4 * Denis Peter, MPL AG Switzerland
6 * Note: Part of this code has been derived from linux
13 /* Device and/or Interface Class codes */
14 #define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */
15 #define USB_CLASS_AUDIO 1
16 #define USB_CLASS_COMM 2
17 #define USB_CLASS_HID 3
18 #define USB_CLASS_PRINTER 7
19 #define USB_CLASS_MASS_STORAGE 8
20 #define USB_CLASS_HUB 9
21 #define USB_CLASS_DATA 10
22 #define USB_CLASS_VENDOR_SPEC 0xff
24 /* some HID sub classes */
25 #define USB_SUB_HID_NONE 0
26 #define USB_SUB_HID_BOOT 1
28 /* some UID Protocols */
29 #define USB_PROT_HID_NONE 0
30 #define USB_PROT_HID_KEYBOARD 1
31 #define USB_PROT_HID_MOUSE 2
34 /* Sub STORAGE Classes */
35 #define US_SC_RBC 1 /* Typically, flash devices */
36 #define US_SC_8020 2 /* CD-ROM */
37 #define US_SC_QIC 3 /* QIC-157 Tapes */
38 #define US_SC_UFI 4 /* Floppy */
39 #define US_SC_8070 5 /* Removable media */
40 #define US_SC_SCSI 6 /* Transparent */
41 #define US_SC_MIN US_SC_RBC
42 #define US_SC_MAX US_SC_SCSI
44 /* STORAGE Protocols */
45 #define US_PR_CB 1 /* Control/Bulk w/o interrupt */
46 #define US_PR_CBI 0 /* Control/Bulk/Interrupt */
47 #define US_PR_BULK 0x50 /* bulk only */
50 #define USB_TYPE_STANDARD (0x00 << 5)
51 #define USB_TYPE_CLASS (0x01 << 5)
52 #define USB_TYPE_VENDOR (0x02 << 5)
53 #define USB_TYPE_RESERVED (0x03 << 5)
56 #define USB_RECIP_DEVICE 0x00
57 #define USB_RECIP_INTERFACE 0x01
58 #define USB_RECIP_ENDPOINT 0x02
59 #define USB_RECIP_OTHER 0x03
63 #define USB_DIR_IN 0x80
66 * bmRequestType: USB Device Requests, table 9.2 USB 2.0 spec.
67 * (shifted) direction/type/recipient.
69 #define DeviceRequest \
70 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE) << 8)
72 #define DeviceOutRequest \
73 ((USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE) << 8)
75 #define InterfaceRequest \
76 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
78 #define EndpointRequest \
79 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
81 #define EndpointOutRequest \
82 ((USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
84 /* Descriptor types */
85 #define USB_DT_DEVICE 0x01
86 #define USB_DT_CONFIG 0x02
87 #define USB_DT_STRING 0x03
88 #define USB_DT_INTERFACE 0x04
89 #define USB_DT_ENDPOINT 0x05
91 #define USB_DT_HID (USB_TYPE_CLASS | 0x01)
92 #define USB_DT_REPORT (USB_TYPE_CLASS | 0x02)
93 #define USB_DT_PHYSICAL (USB_TYPE_CLASS | 0x03)
94 #define USB_DT_HUB (USB_TYPE_CLASS | 0x09)
95 #define USB_DT_SS_HUB (USB_TYPE_CLASS | 0x0a)
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
107 #define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */
108 #define USB_ENDPOINT_DIR_MASK 0x80
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
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
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
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
155 /* Device features */
156 #define USB_FEAT_HALT 0x00
157 #define USB_FEAT_WAKEUP 0x01
158 #define USB_FEAT_TEST 0x02
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
169 * "pipe" definitions, use unsigned so we can compare reliably, since this
170 * value is shifted up to bits 30/31.
172 #define PIPE_ISOCHRONOUS 0U
173 #define PIPE_INTERRUPT 1U
174 #define PIPE_CONTROL 2U
176 #define PIPE_DEVEP_MASK 0x0007ff00
178 #define USB_ISOCHRONOUS 0
179 #define USB_INTERRUPT 1
180 #define USB_CONTROL 2
183 #define USB_PIPE_TYPE_SHIFT 30
184 #define USB_PIPE_TYPE_MASK (3 << USB_PIPE_TYPE_SHIFT)
186 #define USB_PIPE_DEV_SHIFT 8
187 #define USB_PIPE_DEV_MASK (0x7f << USB_PIPE_DEV_SHIFT)
189 #define USB_PIPE_EP_SHIFT 15
190 #define USB_PIPE_EP_MASK (0xf << USB_PIPE_EP_SHIFT)
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 */
203 /*************************************************************************
211 #define USB_RT_HUB (USB_TYPE_CLASS | USB_RECIP_DEVICE)
212 #define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER)
215 * Hub Class feature numbers
217 #define C_HUB_LOCAL_POWER 0
218 #define C_HUB_OVER_CURRENT 1
221 * Port feature numbers
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
230 #define USB_PORT_FEAT_HIGHSPEED 10
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
236 #define USB_PORT_FEAT_TEST 21
239 * Changes to Port feature numbers for Super speed,
240 * from USB 3.0 spec Table 10-8
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
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
257 #define USB_PORT_STAT_HIGH_SPEED 0x0400 /* support for EHCI */
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)
263 * Changes to wPortStatus bit field in USB 3.0
264 * See USB 3.0 spec Table 10-10
266 #define USB_SS_PORT_STAT_LINK_STATE 0x01e0
267 #define USB_SS_PORT_STAT_POWER 0x0200
268 #define USB_SS_PORT_STAT_SPEED 0x1c00
269 #define USB_SS_PORT_STAT_SPEED_5GBPS 0x0000
270 /* Bits that are the same from USB 2.0 */
271 #define USB_SS_PORT_STAT_MASK (USB_PORT_STAT_CONNECTION | \
272 USB_PORT_STAT_ENABLE | \
273 USB_PORT_STAT_OVERCURRENT | \
276 /* wPortChange bits */
277 #define USB_PORT_STAT_C_CONNECTION 0x0001
278 #define USB_PORT_STAT_C_ENABLE 0x0002
279 #define USB_PORT_STAT_C_SUSPEND 0x0004
280 #define USB_PORT_STAT_C_OVERCURRENT 0x0008
281 #define USB_PORT_STAT_C_RESET 0x0010
284 * Changes to wPortChange bit fields in USB 3.0
285 * See USB 3.0 spec Table 10-12
287 #define USB_SS_PORT_STAT_C_BH_RESET 0x0020
288 #define USB_SS_PORT_STAT_C_LINK_STATE 0x0040
289 #define USB_SS_PORT_STAT_C_CONFIG_ERROR 0x0080
291 /* wHubCharacteristics (masks) */
292 #define HUB_CHAR_LPSM 0x0003
293 #define HUB_CHAR_COMPOUND 0x0004
294 #define HUB_CHAR_OCPM 0x0018
295 #define HUB_CHAR_TTTT 0x0060 /* TT Think Time mask */
298 * Hub Status & Hub Change bit masks
300 #define HUB_STATUS_LOCAL_POWER 0x0001
301 #define HUB_STATUS_OVERCURRENT 0x0002
303 #define HUB_CHANGE_LOCAL_POWER 0x0001
304 #define HUB_CHANGE_OVERCURRENT 0x0002
306 /* Mask for wIndex in get/set port feature */
307 #define USB_HUB_PORT_MASK 0xf
309 /* Hub class request codes */
310 #define USB_REQ_SET_HUB_DEPTH 0x0c
313 * As of USB 2.0, full/low speed devices are segregated into trees.
314 * One type grows from USB 1.1 host controllers (OHCI, UHCI etc).
315 * The other type grows from high speed hubs when they connect to
316 * full/low speed devices using "Transaction Translators" (TTs).
319 bool multi; /* true means one TT per port */
320 unsigned think_time; /* think time in ns */
327 #define US_CBI_ADSC 0
329 /* Command Block Wrapper */
330 struct umass_bbb_cbw {
332 # define CBWSIGNATURE 0x43425355
334 __u32 dCBWDataTransferLength;
336 # define CBWFLAGS_OUT 0x00
337 # define CBWFLAGS_IN 0x80
338 # define CBWFLAGS_SBZ 0x7f
341 # define CBWCDBLENGTH 16
342 __u8 CBWCDB[CBWCDBLENGTH];
344 #define UMASS_BBB_CBW_SIZE 31
346 /* Command Status Wrapper */
347 struct umass_bbb_csw {
349 # define CSWSIGNATURE 0x53425355
351 __u32 dCSWDataResidue;
353 # define CSWSTATUS_GOOD 0x0
354 # define CSWSTATUS_FAILED 0x1
355 # define CSWSTATUS_PHASE 0x2
357 #define UMASS_BBB_CSW_SIZE 13
362 #define US_BBB_RESET 0xff
363 #define US_BBB_GET_MAX_LUN 0xfe
365 #endif /*_USB_DEFS_H_ */