Annotation of sys/dev/usb/usbdi.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: usbdi.h,v 1.29 2007/06/18 11:37:04 mbalmer Exp $ */
! 2: /* $NetBSD: usbdi.h,v 1.62 2002/07/11 21:14:35 augustss Exp $ */
! 3: /* $FreeBSD: src/sys/dev/usb/usbdi.h,v 1.18 1999/11/17 22:33:49 n_hibma Exp $ */
! 4:
! 5: /*
! 6: * Copyright (c) 1998 The NetBSD Foundation, Inc.
! 7: * All rights reserved.
! 8: *
! 9: * This code is derived from software contributed to The NetBSD Foundation
! 10: * by Lennart Augustsson (lennart@augustsson.net) at
! 11: * Carlstedt Research & Technology.
! 12: *
! 13: * Redistribution and use in source and binary forms, with or without
! 14: * modification, are permitted provided that the following conditions
! 15: * are met:
! 16: * 1. Redistributions of source code must retain the above copyright
! 17: * notice, this list of conditions and the following disclaimer.
! 18: * 2. Redistributions in binary form must reproduce the above copyright
! 19: * notice, this list of conditions and the following disclaimer in the
! 20: * documentation and/or other materials provided with the distribution.
! 21: * 3. All advertising materials mentioning features or use of this software
! 22: * must display the following acknowledgement:
! 23: * This product includes software developed by the NetBSD
! 24: * Foundation, Inc. and its contributors.
! 25: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 26: * contributors may be used to endorse or promote products derived
! 27: * from this software without specific prior written permission.
! 28: *
! 29: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 30: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 31: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 32: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 33: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 34: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 35: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 36: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 37: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 38: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 39: * POSSIBILITY OF SUCH DAMAGE.
! 40: */
! 41:
! 42: typedef struct usbd_bus *usbd_bus_handle;
! 43: typedef struct usbd_device *usbd_device_handle;
! 44: typedef struct usbd_interface *usbd_interface_handle;
! 45: typedef struct usbd_pipe *usbd_pipe_handle;
! 46: typedef struct usbd_xfer *usbd_xfer_handle;
! 47: typedef void *usbd_private_handle;
! 48:
! 49: typedef enum { /* keep in sync with usbd_status_msgs */
! 50: USBD_NORMAL_COMPLETION = 0, /* must be 0 */
! 51: USBD_IN_PROGRESS, /* 1 */
! 52: /* errors */
! 53: USBD_PENDING_REQUESTS, /* 2 */
! 54: USBD_NOT_STARTED, /* 3 */
! 55: USBD_INVAL, /* 4 */
! 56: USBD_NOMEM, /* 5 */
! 57: USBD_CANCELLED, /* 6 */
! 58: USBD_BAD_ADDRESS, /* 7 */
! 59: USBD_IN_USE, /* 8 */
! 60: USBD_NO_ADDR, /* 9 */
! 61: USBD_SET_ADDR_FAILED, /* 10 */
! 62: USBD_NO_POWER, /* 11 */
! 63: USBD_TOO_DEEP, /* 12 */
! 64: USBD_IOERROR, /* 13 */
! 65: USBD_NOT_CONFIGURED, /* 14 */
! 66: USBD_TIMEOUT, /* 15 */
! 67: USBD_SHORT_XFER, /* 16 */
! 68: USBD_STALLED, /* 17 */
! 69: USBD_INTERRUPTED, /* 18 */
! 70:
! 71: USBD_ERROR_MAX /* must be last */
! 72: } usbd_status;
! 73:
! 74: typedef void (*usbd_callback)(usbd_xfer_handle, usbd_private_handle,
! 75: usbd_status);
! 76:
! 77: /* Open flags */
! 78: #define USBD_EXCLUSIVE_USE 0x01
! 79:
! 80: /* Use default (specified by ep. desc.) interval on interrupt pipe */
! 81: #define USBD_DEFAULT_INTERVAL (-1)
! 82:
! 83: /* Request flags */
! 84: #define USBD_NO_COPY 0x01 /* do not copy data to DMA buffer */
! 85: #define USBD_SYNCHRONOUS 0x02 /* wait for completion */
! 86: /* in usb.h #define USBD_SHORT_XFER_OK 0x04*/ /* allow short reads */
! 87: #define USBD_FORCE_SHORT_XFER 0x08 /* force last short packet on write */
! 88:
! 89: #define USBD_NO_TIMEOUT 0
! 90: #define USBD_DEFAULT_TIMEOUT 5000 /* ms = 5 s */
! 91:
! 92: #define DEVINFOSIZE 1024
! 93:
! 94: usbd_status usbd_open_pipe(usbd_interface_handle iface, u_int8_t address,
! 95: u_int8_t flags, usbd_pipe_handle *pipe);
! 96: usbd_status usbd_close_pipe(usbd_pipe_handle pipe);
! 97: usbd_status usbd_transfer(usbd_xfer_handle req);
! 98: usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle);
! 99: usbd_status usbd_free_xfer(usbd_xfer_handle xfer);
! 100: void usbd_setup_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe,
! 101: usbd_private_handle priv, void *buffer, u_int32_t length, u_int16_t flags,
! 102: u_int32_t timeout, usbd_callback);
! 103: void usbd_setup_default_xfer(usbd_xfer_handle xfer, usbd_device_handle dev,
! 104: usbd_private_handle priv, u_int32_t timeout, usb_device_request_t *req,
! 105: void *buffer, u_int32_t length, u_int16_t flags, usbd_callback);
! 106: void usbd_setup_isoc_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe,
! 107: usbd_private_handle priv, u_int16_t *frlengths, u_int32_t nframes,
! 108: u_int16_t flags, usbd_callback);
! 109: void usbd_get_xfer_status(usbd_xfer_handle xfer, usbd_private_handle *priv,
! 110: void **buffer, u_int32_t *count, usbd_status *status);
! 111: usb_endpoint_descriptor_t *usbd_interface2endpoint_descriptor(
! 112: usbd_interface_handle iface, u_int8_t address);
! 113: usbd_status usbd_abort_pipe(usbd_pipe_handle pipe);
! 114: usbd_status usbd_clear_endpoint_stall(usbd_pipe_handle pipe);
! 115: usbd_status usbd_clear_endpoint_stall_async(usbd_pipe_handle pipe);
! 116: void usbd_clear_endpoint_toggle(usbd_pipe_handle pipe);
! 117: usbd_status usbd_endpoint_count(usbd_interface_handle dev, u_int8_t *count);
! 118: usbd_status usbd_interface_count(usbd_device_handle dev, u_int8_t *count);
! 119: void usbd_interface2device_handle(usbd_interface_handle iface,
! 120: usbd_device_handle *dev);
! 121: usbd_status usbd_device2interface_handle(usbd_device_handle dev,
! 122: u_int8_t ifaceno, usbd_interface_handle *iface);
! 123:
! 124: usbd_device_handle usbd_pipe2device_handle(usbd_pipe_handle);
! 125: void *usbd_alloc_buffer(usbd_xfer_handle xfer, u_int32_t size);
! 126: void usbd_free_buffer(usbd_xfer_handle xfer);
! 127: void *usbd_get_buffer(usbd_xfer_handle xfer);
! 128: usbd_status usbd_sync_transfer(usbd_xfer_handle req);
! 129: usbd_status usbd_open_pipe_intr(usbd_interface_handle iface, u_int8_t address,
! 130: u_int8_t flags, usbd_pipe_handle *pipe, usbd_private_handle priv,
! 131: void *buffer, u_int32_t length, usbd_callback, int);
! 132: usbd_status usbd_do_request(usbd_device_handle pipe, usb_device_request_t *req,
! 133: void *data);
! 134: usbd_status usbd_do_request_async(usbd_device_handle pipe,
! 135: usb_device_request_t *req, void *data);
! 136: usbd_status usbd_do_request_flags(usbd_device_handle pipe,
! 137: usb_device_request_t *req, void *data, u_int16_t flags, int*, u_int32_t);
! 138: usbd_status usbd_do_request_flags_pipe( usbd_device_handle dev,
! 139: usbd_pipe_handle pipe, usb_device_request_t *req, void *data,
! 140: u_int16_t flags, int *actlen, u_int32_t);
! 141: usb_interface_descriptor_t *usbd_get_interface_descriptor(
! 142: usbd_interface_handle iface);
! 143: usb_config_descriptor_t *usbd_get_config_descriptor(usbd_device_handle dev);
! 144: usb_device_descriptor_t *usbd_get_device_descriptor(usbd_device_handle dev);
! 145: usbd_status usbd_set_interface(usbd_interface_handle, int);
! 146: int usbd_get_no_alts(usb_config_descriptor_t *, int);
! 147: usbd_status usbd_get_interface(usbd_interface_handle iface, u_int8_t *aiface);
! 148: void usbd_fill_deviceinfo(usbd_device_handle, struct usb_device_info *, int);
! 149: int usbd_get_interface_altindex(usbd_interface_handle iface);
! 150:
! 151: usb_interface_descriptor_t *usbd_find_idesc(usb_config_descriptor_t *cd,
! 152: int iindex, int ano);
! 153: usb_endpoint_descriptor_t *usbd_find_edesc(usb_config_descriptor_t *cd,
! 154: int ifaceidx, int altidx, int endptidx);
! 155:
! 156: void usbd_dopoll(usbd_interface_handle);
! 157: void usbd_set_polling(usbd_device_handle iface, int on);
! 158:
! 159: const char *usbd_errstr(usbd_status err);
! 160:
! 161: void usbd_add_dev_event(int, usbd_device_handle);
! 162: void usbd_add_drv_event(int, usbd_device_handle, struct device *);
! 163:
! 164: char *usbd_devinfo_alloc(usbd_device_handle dev, int showclass);
! 165: void usbd_devinfo_free(char *devinfop);
! 166:
! 167: const struct usbd_quirks *usbd_get_quirks(usbd_device_handle);
! 168: usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor(
! 169: usbd_interface_handle iface, u_int8_t address);
! 170:
! 171: usbd_status usbd_reload_device_desc(usbd_device_handle);
! 172:
! 173: int usbd_ratecheck(struct timeval *last);
! 174:
! 175: /* An iterator for descriptors. */
! 176: typedef struct {
! 177: const uByte *cur;
! 178: const uByte *end;
! 179: } usbd_desc_iter_t;
! 180: void usb_desc_iter_init(usbd_device_handle, usbd_desc_iter_t *);
! 181: const usb_descriptor_t *usb_desc_iter_next(usbd_desc_iter_t *);
! 182:
! 183: /*
! 184: * The usb_task structs form a queue of things to run in the USB event
! 185: * thread. Normally this is just device discovery when a connect/disconnect
! 186: * has been detected. But it may also be used by drivers that need to
! 187: * perform (short) tasks that must have a process context.
! 188: */
! 189: struct usb_task {
! 190: TAILQ_ENTRY(usb_task) next;
! 191: void (*fun)(void *);
! 192: void *arg;
! 193: char onqueue;
! 194: };
! 195:
! 196: void usb_add_task(usbd_device_handle dev, struct usb_task *task);
! 197: void usb_rem_task(usbd_device_handle dev, struct usb_task *task);
! 198: #define usb_init_task(t, f, a) ((t)->fun = (f), (t)->arg = (a), (t)->onqueue = 0)
! 199:
! 200: struct usb_devno {
! 201: u_int16_t ud_vendor;
! 202: u_int16_t ud_product;
! 203: };
! 204: const struct usb_devno *usb_match_device(const struct usb_devno *tbl,
! 205: u_int nentries, u_int sz, u_int16_t vendor, u_int16_t product);
! 206: #define usb_lookup(tbl, vendor, product) \
! 207: usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product))
! 208: #define USB_PRODUCT_ANY 0xffff
! 209:
! 210: /* NetBSD attachment information */
! 211:
! 212: /* Attach data */
! 213: struct usb_attach_arg {
! 214: int port;
! 215: int configno;
! 216: int ifaceno;
! 217: int vendor;
! 218: int product;
! 219: int release;
! 220: int matchlvl;
! 221: usbd_device_handle device; /* current device */
! 222: usbd_interface_handle iface; /* current interface */
! 223: int usegeneric;
! 224: usbd_interface_handle *ifaces; /* all interfaces */
! 225: int nifaces; /* number of interfaces */
! 226: };
! 227:
! 228: /* Match codes. */
! 229: /* First five codes is for a whole device. */
! 230: #define UMATCH_VENDOR_PRODUCT_REV 14
! 231: #define UMATCH_VENDOR_PRODUCT 13
! 232: #define UMATCH_VENDOR_DEVCLASS_DEVPROTO 12
! 233: #define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO 11
! 234: #define UMATCH_DEVCLASS_DEVSUBCLASS 10
! 235: /* Next six codes are for interfaces. */
! 236: #define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE 9
! 237: #define UMATCH_VENDOR_PRODUCT_CONF_IFACE 8
! 238: #define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO 7
! 239: #define UMATCH_VENDOR_IFACESUBCLASS 6
! 240: #define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO 5
! 241: #define UMATCH_IFACECLASS_IFACESUBCLASS 4
! 242: #define UMATCH_IFACECLASS 3
! 243: #define UMATCH_IFACECLASS_GENERIC 2
! 244: /* Generic driver */
! 245: #define UMATCH_GENERIC 1
! 246: /* No match */
! 247: #define UMATCH_NONE 0
! 248:
! 249: /* XXX Perhaps USB should have its own levels? */
! 250: #ifdef __HAVE_GENERIC_SOFT_INTERRUPTS
! 251: #define splusb splsoftnet
! 252: #else
! 253: #define splusb splbio
! 254: #endif /* __HAVE_GENERIC_SOFT_INTERRUPTS */
! 255: #define splhardusb splbio
! 256: #define IPL_USB IPL_BIO
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