3 * Denis Peter, MPL AG Switzerland
5 * SPDX-License-Identifier: GPL-2.0+
7 * Note: Part of this code has been derived from linux
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
25 /* some HID sub classes */
26 #define USB_SUB_HID_NONE 0
27 #define USB_SUB_HID_BOOT 1
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
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
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 */
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)
57 #define USB_RECIP_DEVICE 0x00
58 #define USB_RECIP_INTERFACE 0x01
59 #define USB_RECIP_ENDPOINT 0x02
60 #define USB_RECIP_OTHER 0x03
64 #define USB_DIR_IN 0x80
67 * bmRequestType: USB Device Requests, table 9.2 USB 2.0 spec.
68 * (shifted) direction/type/recipient.
70 #define DeviceRequest \
71 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE) << 8)
73 #define DeviceOutRequest \
74 ((USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE) << 8)
76 #define InterfaceRequest \
77 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
79 #define EndpointRequest \
80 ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
82 #define EndpointOutRequest \
83 ((USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8)
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
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)
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 10-11
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
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
279 * Changes to wPortChange bit fields in USB 3.0
280 * See USB 3.0 spec Table 10-12
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
286 /* wHubCharacteristics (masks) */
287 #define HUB_CHAR_LPSM 0x0003
288 #define HUB_CHAR_COMPOUND 0x0004
289 #define HUB_CHAR_OCPM 0x0018
292 * Hub Status & Hub Change bit masks
294 #define HUB_STATUS_LOCAL_POWER 0x0001
295 #define HUB_STATUS_OVERCURRENT 0x0002
297 #define HUB_CHANGE_LOCAL_POWER 0x0001
298 #define HUB_CHANGE_OVERCURRENT 0x0002
300 /* Mask for wIndex in get/set port feature */
301 #define USB_HUB_PORT_MASK 0xf
307 #define US_CBI_ADSC 0
309 /* Command Block Wrapper */
310 struct umass_bbb_cbw {
312 # define CBWSIGNATURE 0x43425355
314 __u32 dCBWDataTransferLength;
316 # define CBWFLAGS_OUT 0x00
317 # define CBWFLAGS_IN 0x80
318 # define CBWFLAGS_SBZ 0x7f
321 # define CBWCDBLENGTH 16
322 __u8 CBWCDB[CBWCDBLENGTH];
324 #define UMASS_BBB_CBW_SIZE 31
326 /* Command Status Wrapper */
327 struct umass_bbb_csw {
329 # define CSWSIGNATURE 0x53425355
331 __u32 dCSWDataResidue;
333 # define CSWSTATUS_GOOD 0x0
334 # define CSWSTATUS_FAILED 0x1
335 # define CSWSTATUS_PHASE 0x2
337 #define UMASS_BBB_CSW_SIZE 13
342 #define US_BBB_RESET 0xff
343 #define US_BBB_GET_MAX_LUN 0xfe
345 #endif /*_USB_DEFS_H_ */