204 lines
6.2 KiB
C
204 lines
6.2 KiB
C
/* $NetBSD: usbdivar.h,v 1.7 1998/08/02 22:30:53 augustss Exp $ */
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/*
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Author: Lennart Augustsson <augustss@carlstedt.se>
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* Carlstedt Research & Technology
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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struct usbd_request;
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struct usbd_pipe;
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struct usbd_endpoint {
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usb_endpoint_descriptor_t *edesc;
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usbd_endpoint_state state;
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int refcnt;
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int toggle; /* XXX */
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};
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typedef void (*usbd_xfercb)__P((usbd_request_handle req));
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struct usbd_methods {
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usbd_status (*transfer)__P((usbd_request_handle reqh));
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void (*abort)__P((usbd_request_handle reqh));
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void (*close)__P((usbd_pipe_handle pipe));
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usbd_status (*isobuf)__P((usbd_pipe_handle pipe,
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u_int32_t bufsize,u_int32_t nbuf));
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};
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struct usbd_port {
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usb_port_status_t status;
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int power; /* mA of current on port */
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struct usbd_device *device;
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struct usbd_device *parent; /* The ports hub */
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};
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struct usbd_hub {
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usbd_status (*explore)__P((struct device *parent,
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usbd_device_handle hub));
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void *hubdata;
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usb_hub_descriptor_t hubdesc;
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struct usbd_port ports[1];
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};
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struct usb_softc;
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/*****/
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struct usbd_bus {
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/* Filled by HC driver */
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struct device bdev; /* base device */
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usbd_status (*open_pipe)__P((struct usbd_pipe *pipe));
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u_int32_t pipe_size; /* size of a pipe struct */
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void (*do_poll)__P((struct usbd_bus *));
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/* Filled by usb driver */
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struct usbd_device *root_hub;
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usbd_device_handle devices[USB_MAX_DEVICES];
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char needs_explore;/* a hub a signalled a change */
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char use_polling;
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struct usb_softc *usbctl;
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struct usb_device_stats stats;
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};
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struct usbd_device {
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struct usbd_bus *bus;
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usbd_device_state state;
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struct usbd_pipe *default_pipe;
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u_int8_t address;
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u_int8_t depth;
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u_int8_t lowspeed;
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u_int16_t power;
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u_int8_t self_powered;
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int config;
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struct usbd_port *powersrc;
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struct usbd_endpoint def_ep; /* for pipe 0 */
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usb_endpoint_descriptor_t def_ep_desc; /* for pipe 0 */
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struct usbd_interface *ifaces;
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usb_device_descriptor_t ddesc;
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usb_config_descriptor_t *cdesc; /* full config descr */
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struct usbd_quirks *quirks;
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struct usbd_hub *hub; /* only if this is a hub */
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};
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struct usbd_interface {
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struct usbd_device *device;
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usbd_interface_state state;
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usb_interface_descriptor_t *idesc;
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struct usbd_endpoint *endpoints;
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void *priv;
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LIST_HEAD(, usbd_pipe) pipes;
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};
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struct usbd_pipe {
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struct usbd_interface *iface;
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struct usbd_device *device;
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struct usbd_endpoint *endpoint;
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usbd_pipe_state state;
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int32_t refcnt;
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char running;
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SIMPLEQ_HEAD(, usbd_request) queue;
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LIST_ENTRY(usbd_pipe) next;
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void (*disco) __P((void *));
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void *discoarg;
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usbd_request_handle intrreqh; /* used for repeating requests */
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usbd_request_handle curreqh; /* currently running request */
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/* Filled by HC driver. */
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struct usbd_methods *methods;
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};
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struct usbd_request {
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struct usbd_pipe *pipe;
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void *priv;
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void *buffer;
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u_int32_t length;
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u_int32_t actlen;
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u_int16_t flags;
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u_int32_t timeout;
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usbd_status status;
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usbd_callback callback;
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usbd_xfercb xfercb;
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u_int32_t retries;
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char done;
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usb_device_request_t request;
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u_int8_t isreq;
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SIMPLEQ_ENTRY(usbd_request) next;
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void *hcpriv; /* XXX private use by the HC driver */
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};
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void usbd_init __P((void));
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/* Routines from usb_subr.c */
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int usbctlprint __P((void *, const char *));
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void usbd_delay_ms __P((usbd_bus_handle, int));
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void usbd_devinfo_vp __P((usbd_device_handle, char *, char *));
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usbd_status usbd_set_config_no __P((usbd_device_handle, int, int));
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usbd_status usbd_reset_port __P((usbd_device_handle dev,
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int port, usb_port_status_t *ps));
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usbd_status usbd_setup_pipe __P((usbd_device_handle dev,
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usbd_interface_handle iface,
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struct usbd_endpoint *,
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usbd_pipe_handle *pipe));
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usbd_status usbd_new_device __P((struct device *parent,
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usbd_bus_handle bus, int depth,
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int lowspeed, int port,
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struct usbd_port *));
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int usbd_printBCD __P((char *cp, int bcd));
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/* Routines from usb.c */
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int usb_bus_count __P((void));
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usbd_status usb_get_bus_handle __P((int, usbd_bus_handle *));
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void usb_needs_explore __P((usbd_bus_handle));
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extern int usbd_use_polling;
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/* Locator stuff. */
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#include "locators.h"
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#define uhubcf_port cf_loc[UHUBCF_PORT]
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#define UHUB_UNK_PORT UHUBCF_PORT_DEFAULT /* wildcarded 'port' */
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/* Junk. */
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/* XXX */
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#define splusb splbio
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#define IPL_USB IPL_BIO
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/* XXX */
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