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86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 1998 The NetBSD Foundation, Inc. All rights reserved.
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* Copyright (c) 1998 Lennart Augustsson. All rights reserved.
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* Copyright (c) 2008-2010 Hans Petter Selasky. All rights reserved.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* USB spec: http://www.usb.org/developers/docs/usbspec.zip
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*/
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#ifndef USB_HUB_PRIVATE_H_
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#define USB_HUB_PRIVATE_H_
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#define UHUB_INTR_INTERVAL 250 /* ms */
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enum {
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UHUB_INTR_TRANSFER,
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#if USB_HAVE_TT_SUPPORT
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UHUB_RESET_TT_TRANSFER,
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#endif
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UHUB_N_TRANSFER,
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};
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struct uhub_current_state {
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uint16_t port_change;
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uint16_t port_status;
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};
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struct uhub_softc {
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struct uhub_current_state sc_st; /* current state */
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#if (USB_HAVE_FIXED_PORT != 0)
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struct usb_hub sc_hub;
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#endif
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device_t sc_dev; /* base device */
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struct mtx sc_mtx; /* our mutex */
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struct usb_device *sc_udev; /* USB device */
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struct usb_xfer *sc_xfer[UHUB_N_TRANSFER]; /* interrupt xfer */
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#if USB_HAVE_DISABLE_ENUM
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int sc_disable_enumeration;
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int sc_disable_port_power;
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#endif
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uint8_t sc_usb_port_errors; /* error counter */
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#define UHUB_USB_PORT_ERRORS_MAX 4
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uint8_t sc_flags;
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#define UHUB_FLAG_DID_EXPLORE 0x01
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};
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struct hub_result {
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struct usb_device *udev;
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uint8_t portno;
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uint8_t iface_index;
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};
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void
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uhub_find_iface_index(struct usb_hub *hub, device_t child,
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struct hub_result *res);
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device_probe_t uhub_probe;
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device_attach_t uhub_attach;
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device_detach_t uhub_detach;
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bus_child_location_t uhub_child_location;
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bus_get_device_path_t uhub_get_device_path;
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#endif
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