/* $NetBSD: usbdi.h,v 1.50 2001/04/12 01:18:24 thorpej Exp $ */ /* $FreeBSD$ */ /* * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Lennart Augustsson (lennart@augustsson.net) at * Carlstedt Research & Technology. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ typedef struct usbd_bus *usbd_bus_handle; typedef struct usbd_device *usbd_device_handle; typedef struct usbd_interface *usbd_interface_handle; typedef struct usbd_pipe *usbd_pipe_handle; typedef struct usbd_xfer *usbd_xfer_handle; typedef void *usbd_private_handle; typedef enum { /* keep in sync with usbd_status_msgs */ USBD_NORMAL_COMPLETION = 0, /* must be 0 */ USBD_IN_PROGRESS, /* 1 */ /* errors */ USBD_PENDING_REQUESTS, /* 2 */ USBD_NOT_STARTED, /* 3 */ USBD_INVAL, /* 4 */ USBD_NOMEM, /* 5 */ USBD_CANCELLED, /* 6 */ USBD_BAD_ADDRESS, /* 7 */ USBD_IN_USE, /* 8 */ USBD_NO_ADDR, /* 9 */ USBD_SET_ADDR_FAILED, /* 10 */ USBD_NO_POWER, /* 11 */ USBD_TOO_DEEP, /* 12 */ USBD_IOERROR, /* 13 */ USBD_NOT_CONFIGURED, /* 14 */ USBD_TIMEOUT, /* 15 */ USBD_SHORT_XFER, /* 16 */ USBD_STALLED, /* 17 */ USBD_INTERRUPTED, /* 18 */ USBD_ERROR_MAX /* must be last */ } usbd_status; typedef void (*usbd_callback)(usbd_xfer_handle, usbd_private_handle, usbd_status); /* Open flags */ #define USBD_EXCLUSIVE_USE 0x01 /* Use default (specified by ep. desc.) interval on interrupt pipe */ #define USBD_DEFAULT_INTERVAL (-1) /* Request flags */ #define USBD_NO_COPY 0x01 /* do not copy data to DMA buffer */ #define USBD_SYNCHRONOUS 0x02 /* wait for completion */ /* in usb.h #define USBD_SHORT_XFER_OK 0x04*/ /* allow short reads */ #define USBD_FORCE_SHORT_XFER 0x08 /* force last short packet on write */ /* XXX Temporary hack XXX */ #define USBD_NO_TSLEEP 0x80 /* XXX use busy wait */ #define USBD_NO_TIMEOUT 0 #define USBD_DEFAULT_TIMEOUT 5000 /* ms = 5 s */ #if defined(__FreeBSD__) #define USB_CDEV_MAJOR 108 #endif usbd_status usbd_open_pipe(usbd_interface_handle iface, u_int8_t address, u_int8_t flags, usbd_pipe_handle *pipe); usbd_status usbd_close_pipe(usbd_pipe_handle pipe); usbd_status usbd_transfer(usbd_xfer_handle req); usbd_xfer_handle usbd_alloc_xfer(usbd_device_handle); usbd_status usbd_free_xfer(usbd_xfer_handle xfer); void usbd_setup_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe, usbd_private_handle priv, void *buffer, u_int32_t length, u_int16_t flags, u_int32_t timeout, usbd_callback); void usbd_setup_default_xfer(usbd_xfer_handle xfer, usbd_device_handle dev, usbd_private_handle priv, u_int32_t timeout, usb_device_request_t *req, void *buffer, u_int32_t length, u_int16_t flags, usbd_callback); void usbd_setup_isoc_xfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe, usbd_private_handle priv, u_int16_t *frlengths, u_int32_t nframes, u_int16_t flags, usbd_callback); void usbd_get_xfer_status(usbd_xfer_handle xfer, usbd_private_handle *priv, void **buffer, u_int32_t *count, usbd_status *status); usb_endpoint_descriptor_t *usbd_interface2endpoint_descriptor (usbd_interface_handle iface, u_int8_t address); usbd_status usbd_abort_pipe(usbd_pipe_handle pipe); usbd_status usbd_clear_endpoint_stall(usbd_pipe_handle pipe); usbd_status usbd_clear_endpoint_stall_async(usbd_pipe_handle pipe); void usbd_clear_endpoint_toggle(usbd_pipe_handle pipe); usbd_status usbd_endpoint_count(usbd_interface_handle dev, u_int8_t *count); usbd_status usbd_interface_count(usbd_device_handle dev, u_int8_t *count); usbd_status usbd_interface2device_handle(usbd_interface_handle iface, usbd_device_handle *dev); usbd_status usbd_device2interface_handle(usbd_device_handle dev, u_int8_t ifaceno, usbd_interface_handle *iface); usbd_device_handle usbd_pipe2device_handle(usbd_pipe_handle); void *usbd_alloc_buffer(usbd_xfer_handle xfer, u_int32_t size); void usbd_free_buffer(usbd_xfer_handle xfer); void *usbd_get_buffer(usbd_xfer_handle xfer); usbd_status usbd_sync_transfer(usbd_xfer_handle req); usbd_status usbd_open_pipe_intr(usbd_interface_handle iface, u_int8_t address, u_int8_t flags, usbd_pipe_handle *pipe, usbd_private_handle priv, void *buffer, u_int32_t length, usbd_callback, int); usbd_status usbd_do_request(usbd_device_handle pipe, usb_device_request_t *req, void *data); usbd_status usbd_do_request_async(usbd_device_handle pipe, usb_device_request_t *req, void *data); usbd_status usbd_do_request_flags(usbd_device_handle pipe, usb_device_request_t *req, void *data, u_int16_t flags, int *); usbd_status usbd_do_request_flags_pipe( usbd_device_handle dev, usbd_pipe_handle pipe, usb_device_request_t *req, void *data, u_int16_t flags, int *actlen); usb_interface_descriptor_t *usbd_get_interface_descriptor (usbd_interface_handle iface); usb_config_descriptor_t *usbd_get_config_descriptor(usbd_device_handle dev); usb_device_descriptor_t *usbd_get_device_descriptor(usbd_device_handle dev); usbd_status usbd_set_interface(usbd_interface_handle, int); int usbd_get_no_alts(usb_config_descriptor_t *, int); usbd_status usbd_get_interface(usbd_interface_handle iface, u_int8_t *aiface); void usbd_fill_deviceinfo(usbd_device_handle, struct usb_device_info *, int); int usbd_get_interface_altindex(usbd_interface_handle iface); usb_interface_descriptor_t *usbd_find_idesc(usb_config_descriptor_t *cd, int iindex, int ano); usb_endpoint_descriptor_t *usbd_find_edesc(usb_config_descriptor_t *cd, int ifaceidx, int altidx, int endptidx); void usbd_dopoll(usbd_interface_handle); void usbd_set_polling(usbd_interface_handle iface, int on); const char *usbd_errstr(usbd_status err); void usbd_add_dev_event(int, usbd_device_handle); void usbd_add_drv_event(int, usbd_device_handle, device_ptr_t); void usbd_devinfo(usbd_device_handle, int, char *); const struct usbd_quirks *usbd_get_quirks(usbd_device_handle); usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor (usbd_interface_handle iface, u_int8_t address); usbd_status usbd_reload_device_desc(usbd_device_handle); /* * The usb_task structs form a queue of things to run in the USB event * thread. Normally this is just device discovery when a connect/disconnect * has been detected. But it may also be used by drivers that need to * perform (short) tasks that must have a process context. */ struct usb_task { TAILQ_ENTRY(usb_task) next; void (*fun)(void *); void *arg; char onqueue; }; void usb_add_task(usbd_device_handle dev, struct usb_task *task); void usb_rem_task(usbd_device_handle dev, struct usb_task *task); #define usb_init_task(t, f, a) ((t)->fun = (f), (t)->arg = (a), (t)->onqueue = 0) struct usb_devno { u_int16_t ud_vendor; u_int16_t ud_product; }; const struct usb_devno *usb_match_device(const struct usb_devno *tbl, u_int nentries, u_int sz, u_int16_t vendor, u_int16_t product); #define usb_lookup(tbl, vendor, product) \ usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product)) /* NetBSD attachment information */ /* Attach data */ struct usb_attach_arg { int port; int configno; int ifaceno; int vendor; int product; int release; int matchlvl; usbd_device_handle device; /* current device */ usbd_interface_handle iface; /* current interface */ int usegeneric; usbd_interface_handle *ifaces; /* all interfaces */ int nifaces; /* number of interfaces */ }; #if defined(__NetBSD__) || defined(__OpenBSD__) /* Match codes. */ /* First five codes is for a whole device. */ #define UMATCH_VENDOR_PRODUCT_REV 14 #define UMATCH_VENDOR_PRODUCT 13 #define UMATCH_VENDOR_DEVCLASS_DEVPROTO 12 #define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO 11 #define UMATCH_DEVCLASS_DEVSUBCLASS 10 /* Next six codes are for interfaces. */ #define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE 9 #define UMATCH_VENDOR_PRODUCT_CONF_IFACE 8 #define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO 7 #define UMATCH_VENDOR_IFACESUBCLASS 6 #define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO 5 #define UMATCH_IFACECLASS_IFACESUBCLASS 4 #define UMATCH_IFACECLASS 3 #define UMATCH_IFACECLASS_GENERIC 2 /* Generic driver */ #define UMATCH_GENERIC 1 /* No match */ #define UMATCH_NONE 0 #elif defined(__FreeBSD__) /* FreeBSD needs values less than zero */ #define UMATCH_VENDOR_PRODUCT_REV (-10) #define UMATCH_VENDOR_PRODUCT (-20) #define UMATCH_VENDOR_DEVCLASS_DEVPROTO (-30) #define UMATCH_DEVCLASS_DEVSUBCLASS_DEVPROTO (-40) #define UMATCH_DEVCLASS_DEVSUBCLASS (-50) #define UMATCH_VENDOR_PRODUCT_REV_CONF_IFACE (-60) #define UMATCH_VENDOR_PRODUCT_CONF_IFACE (-70) #define UMATCH_VENDOR_IFACESUBCLASS_IFACEPROTO (-80) #define UMATCH_VENDOR_IFACESUBCLASS (-90) #define UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO (-100) #define UMATCH_IFACECLASS_IFACESUBCLASS (-110) #define UMATCH_IFACECLASS (-120) #define UMATCH_IFACECLASS_GENERIC (-130) #define UMATCH_GENERIC (-140) #define UMATCH_NONE (ENXIO) #endif #if defined(__FreeBSD__) int usbd_driver_load(module_t mod, int what, void *arg); #endif /* XXX Perhaps USB should have its own levels? */ #ifdef USB_USE_SOFTINTR #ifdef __HAVE_GENERIC_SOFT_INTERRUPTS #define splusb splsoftnet #else #define splusb splsoftclock #endif /* __HAVE_GENERIC_SOFT_INTERRUPTS */ #else #define splusb splbio #endif /* USB_USE_SOFTINTR */ #define splhardusb splbio #define IPL_USB IPL_BIO