3 * Copyright (c) 2007 Luigi Rizzo - Universita` di Pisa. All rights reserved.
4 * Copyright (c) 2007 Hans Petter Selasky. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 #ifndef _USB_COMPAT_LINUX_H
29 #define _USB_COMPAT_LINUX_H
31 #include <sys/types.h>
32 #include <sys/param.h>
34 #include <sys/condvar.h>
36 #include <dev/usb/usb.h>
37 #include <dev/usb/usbdi.h>
38 #include <dev/usb/usbdi_util.h>
45 typedef void *pm_message_t;
46 typedef void (usb_complete_t)(struct urb *);
48 #define USB_MAX_FULL_SPEED_ISOC_FRAMES (60 * 1)
49 #define USB_MAX_HIGH_SPEED_ISOC_FRAMES (60 * 8)
51 #define USB_DEVICE_ID_MATCH_DEVICE \
52 (USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_PRODUCT)
54 #define USB_DEVICE(vend,prod) \
55 .match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = (vend), \
58 /* The "usb_driver" structure holds the Linux USB device driver
59 * callbacks, and a pointer to device ID's which this entry should
60 * match against. Usually this entry is exposed to the USB emulation
61 * layer using the "USB_DRIVER_EXPORT()" macro, which is defined
67 int (*probe)(struct usb_interface *intf,
68 const struct usb_device_id *id);
70 void (*disconnect)(struct usb_interface *intf);
72 int (*ioctl)(struct usb_interface *intf, unsigned int code, void *buf);
74 int (*suspend)(struct usb_interface *intf, pm_message_t message);
75 int (*resume)(struct usb_interface *intf);
77 const struct usb_device_id *id_table;
79 void (*shutdown)(struct usb_interface *intf);
81 LIST_ENTRY(usb_driver) linux_driver_list;
84 #define USB_DRIVER_EXPORT(id,p_usb_drv) \
85 SYSINIT(id,SI_SUB_KLD,SI_ORDER_FIRST,usb_linux_register,p_usb_drv); \
86 SYSUNINIT(id,SI_SUB_KLD,SI_ORDER_ANY,usb_linux_deregister,p_usb_drv)
88 #define USB_DT_ENDPOINT_SIZE 7
89 #define USB_DT_ENDPOINT_AUDIO_SIZE 9
94 #define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */
95 #define USB_ENDPOINT_DIR_MASK 0x80
97 #define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */
98 #define USB_ENDPOINT_XFER_CONTROL 0
99 #define USB_ENDPOINT_XFER_ISOC 1
100 #define USB_ENDPOINT_XFER_BULK 2
101 #define USB_ENDPOINT_XFER_INT 3
102 #define USB_ENDPOINT_MAX_ADJUSTABLE 0x80
104 /* CONTROL REQUEST SUPPORT */
107 * Definition of direction mask for
108 * "bEndpointAddress" and "bmRequestType":
110 #define USB_DIR_MASK 0x80
111 #define USB_DIR_OUT 0x00 /* write to USB device */
112 #define USB_DIR_IN 0x80 /* read from USB device */
115 * Definition of type mask for
118 #define USB_TYPE_MASK (0x03 << 5)
119 #define USB_TYPE_STANDARD (0x00 << 5)
120 #define USB_TYPE_CLASS (0x01 << 5)
121 #define USB_TYPE_VENDOR (0x02 << 5)
122 #define USB_TYPE_RESERVED (0x03 << 5)
125 * Definition of receiver mask for
128 #define USB_RECIP_MASK 0x1f
129 #define USB_RECIP_DEVICE 0x00
130 #define USB_RECIP_INTERFACE 0x01
131 #define USB_RECIP_ENDPOINT 0x02
132 #define USB_RECIP_OTHER 0x03
135 * Definition of standard request values for
138 #define USB_REQ_GET_STATUS 0x00
139 #define USB_REQ_CLEAR_FEATURE 0x01
140 #define USB_REQ_SET_FEATURE 0x03
141 #define USB_REQ_SET_ADDRESS 0x05
142 #define USB_REQ_GET_DESCRIPTOR 0x06
143 #define USB_REQ_SET_DESCRIPTOR 0x07
144 #define USB_REQ_GET_CONFIGURATION 0x08
145 #define USB_REQ_SET_CONFIGURATION 0x09
146 #define USB_REQ_GET_INTERFACE 0x0A
147 #define USB_REQ_SET_INTERFACE 0x0B
148 #define USB_REQ_SYNCH_FRAME 0x0C
150 #define USB_REQ_SET_ENCRYPTION 0x0D /* Wireless USB */
151 #define USB_REQ_GET_ENCRYPTION 0x0E
152 #define USB_REQ_SET_HANDSHAKE 0x0F
153 #define USB_REQ_GET_HANDSHAKE 0x10
154 #define USB_REQ_SET_CONNECTION 0x11
155 #define USB_REQ_SET_SECURITY_DATA 0x12
156 #define USB_REQ_GET_SECURITY_DATA 0x13
157 #define USB_REQ_SET_WUSB_DATA 0x14
158 #define USB_REQ_LOOPBACK_DATA_WRITE 0x15
159 #define USB_REQ_LOOPBACK_DATA_READ 0x16
160 #define USB_REQ_SET_INTERFACE_DS 0x17
163 * USB feature flags are written using USB_REQ_{CLEAR,SET}_FEATURE, and
164 * are read as a bit array returned by USB_REQ_GET_STATUS. (So there
165 * are at most sixteen features of each type.)
167 #define USB_DEVICE_SELF_POWERED 0 /* (read only) */
168 #define USB_DEVICE_REMOTE_WAKEUP 1 /* dev may initiate wakeup */
169 #define USB_DEVICE_TEST_MODE 2 /* (wired high speed only) */
170 #define USB_DEVICE_BATTERY 2 /* (wireless) */
171 #define USB_DEVICE_B_HNP_ENABLE 3 /* (otg) dev may initiate HNP */
172 #define USB_DEVICE_WUSB_DEVICE 3 /* (wireless) */
173 #define USB_DEVICE_A_HNP_SUPPORT 4 /* (otg) RH port supports HNP */
174 #define USB_DEVICE_A_ALT_HNP_SUPPORT 5 /* (otg) other RH port does */
175 #define USB_DEVICE_DEBUG_MODE 6 /* (special devices only) */
177 #define USB_ENDPOINT_HALT 0 /* IN/OUT will STALL */
179 #define PIPE_ISOCHRONOUS 0x01 /* UE_ISOCHRONOUS */
180 #define PIPE_INTERRUPT 0x03 /* UE_INTERRUPT */
181 #define PIPE_CONTROL 0x00 /* UE_CONTROL */
182 #define PIPE_BULK 0x02 /* UE_BULK */
184 /* Whenever Linux references an USB endpoint:
185 * a) to initialize "urb->endpoint"
186 * b) second argument passed to "usb_control_msg()"
188 * Then it uses one of the following macros. The "endpoint" argument
189 * is the physical endpoint value masked by 0xF. The "dev" argument
190 * is a pointer to "struct usb_device".
192 #define usb_sndctrlpipe(dev,endpoint) \
193 usb_find_host_endpoint(dev, PIPE_CONTROL, (endpoint) | USB_DIR_OUT)
195 #define usb_rcvctrlpipe(dev,endpoint) \
196 usb_find_host_endpoint(dev, PIPE_CONTROL, (endpoint) | USB_DIR_IN)
198 #define usb_sndisocpipe(dev,endpoint) \
199 usb_find_host_endpoint(dev, PIPE_ISOCHRONOUS, (endpoint) | USB_DIR_OUT)
201 #define usb_rcvisocpipe(dev,endpoint) \
202 usb_find_host_endpoint(dev, PIPE_ISOCHRONOUS, (endpoint) | USB_DIR_IN)
204 #define usb_sndbulkpipe(dev,endpoint) \
205 usb_find_host_endpoint(dev, PIPE_BULK, (endpoint) | USB_DIR_OUT)
207 #define usb_rcvbulkpipe(dev,endpoint) \
208 usb_find_host_endpoint(dev, PIPE_BULK, (endpoint) | USB_DIR_IN)
210 #define usb_sndintpipe(dev,endpoint) \
211 usb_find_host_endpoint(dev, PIPE_INTERRUPT, (endpoint) | USB_DIR_OUT)
213 #define usb_rcvintpipe(dev,endpoint) \
214 usb_find_host_endpoint(dev, PIPE_INTERRUPT, (endpoint) | USB_DIR_IN)
217 * The following structure is used to extend "struct urb" when we are
218 * dealing with an isochronous endpoint. It contains information about
219 * the data offset and data length of an isochronous packet.
220 * The "actual_length" field is updated before the "complete"
221 * callback in the "urb" structure is called.
223 struct usb_iso_packet_descriptor {
224 uint32_t offset; /* depreciated buffer offset (the
225 * packets are usually back to back) */
226 uint16_t length; /* expected length */
227 uint16_t actual_length;
228 int16_t status; /* transfer status */
232 * The following structure holds various information about an USB
233 * transfer. This structure is used for all kinds of USB transfers.
235 * URB is short for USB Request Block.
238 TAILQ_ENTRY(urb) bsd_urb_list;
241 struct usb_device *dev; /* (in) pointer to associated device */
242 struct usb_host_endpoint *endpoint; /* (in) pipe pointer */
243 uint8_t *setup_packet; /* (in) setup packet (control only) */
244 uint8_t *bsd_data_ptr;
245 void *transfer_buffer; /* (in) associated data buffer */
246 void *context; /* (in) context for completion */
247 usb_complete_t *complete; /* (in) completion routine */
249 usb_size_t transfer_buffer_length;/* (in) data buffer length */
250 usb_size_t bsd_length_rem;
251 usb_size_t actual_length; /* (return) actual transfer length */
252 usb_timeout_t timeout; /* FreeBSD specific */
254 uint16_t transfer_flags; /* (in) */
255 #define URB_SHORT_NOT_OK 0x0001 /* report short transfers like errors */
256 #define URB_ISO_ASAP 0x0002 /* ignore "start_frame" field */
257 #define URB_ZERO_PACKET 0x0004 /* the USB transfer ends with a short
259 #define URB_NO_TRANSFER_DMA_MAP 0x0008 /* "transfer_dma" is valid on submit */
260 #define URB_WAIT_WAKEUP 0x0010 /* custom flags */
261 #define URB_IS_SLEEPING 0x0020 /* custom flags */
263 usb_frcount_t start_frame; /* (modify) start frame (ISO) */
264 usb_frcount_t number_of_packets; /* (in) number of ISO packets */
265 uint16_t interval; /* (modify) transfer interval
267 uint16_t error_count; /* (return) number of ISO errors */
268 int16_t status; /* (return) status */
270 uint8_t setup_dma; /* (in) not used on FreeBSD */
271 uint8_t transfer_dma; /* (in) not used on FreeBSD */
273 uint8_t kill_count; /* FreeBSD specific */
275 struct usb_iso_packet_descriptor iso_frame_desc[]; /* (in) ISO ONLY */
278 /* various prototypes */
280 int usb_submit_urb(struct urb *urb, uint16_t mem_flags);
281 int usb_unlink_urb(struct urb *urb);
282 int usb_clear_halt(struct usb_device *dev, struct usb_host_endpoint *uhe);
283 int usb_control_msg(struct usb_device *dev, struct usb_host_endpoint *ep,
284 uint8_t request, uint8_t requesttype, uint16_t value,
285 uint16_t index, void *data, uint16_t size, usb_timeout_t timeout);
286 int usb_set_interface(struct usb_device *dev, uint8_t ifnum,
288 int usb_setup_endpoint(struct usb_device *dev,
289 struct usb_host_endpoint *uhe, usb_frlength_t bufsize);
291 struct usb_host_endpoint *usb_find_host_endpoint(struct usb_device *dev,
292 uint8_t type, uint8_t ep);
293 struct urb *usb_alloc_urb(uint16_t iso_packets, uint16_t mem_flags);
294 struct usb_host_interface *usb_altnum_to_altsetting(
295 const struct usb_interface *intf, uint8_t alt_index);
296 struct usb_interface *usb_ifnum_to_if(struct usb_device *dev, uint8_t iface_no);
298 void *usb_buffer_alloc(struct usb_device *dev, usb_size_t size,
299 uint16_t mem_flags, uint8_t *dma_addr);
300 void *usbd_get_intfdata(struct usb_interface *intf);
302 void usb_buffer_free(struct usb_device *dev, usb_size_t size, void *addr, uint8_t dma_addr);
303 void usb_free_urb(struct urb *urb);
304 void usb_init_urb(struct urb *urb);
305 void usb_kill_urb(struct urb *urb);
306 void usb_set_intfdata(struct usb_interface *intf, void *data);
307 void usb_linux_register(void *arg);
308 void usb_linux_deregister(void *arg);
310 void usb_fill_bulk_urb(struct urb *, struct usb_device *,
311 struct usb_host_endpoint *, void *, int, usb_complete_t, void *);
312 int usb_bulk_msg(struct usb_device *, struct usb_host_endpoint *,
313 void *, int, uint16_t *, usb_timeout_t);
315 #define interface_to_usbdev(intf) (intf)->linux_udev
316 #define interface_to_bsddev(intf) (intf)->linux_udev
318 #endif /* _USB_COMPAT_LINUX_H */