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Annotation of src/sys/dev/usb/ehci.c, Revision 1.2.2.2

1.2.2.2 ! bouyer      1: /*     $NetBSD: ehci.c,v 1.2.2.1 2001/01/05 17:36:28 bouyer Exp $      */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2000 The NetBSD Foundation, Inc.
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * This code is derived from software contributed to The NetBSD Foundation
        !             8:  * by Lennart Augustsson (lennart@augustsson.net).
        !             9:  *
        !            10:  * Redistribution and use in source and binary forms, with or without
        !            11:  * modification, are permitted provided that the following conditions
        !            12:  * are met:
        !            13:  * 1. Redistributions of source code must retain the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer.
        !            15:  * 2. Redistributions in binary form must reproduce the above copyright
        !            16:  *    notice, this list of conditions and the following disclaimer in the
        !            17:  *    documentation and/or other materials provided with the distribution.
        !            18:  * 3. All advertising materials mentioning features or use of this software
        !            19:  *    must display the following acknowledgement:
        !            20:  *        This product includes software developed by the NetBSD
        !            21:  *        Foundation, Inc. and its contributors.
        !            22:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            23:  *    contributors may be used to endorse or promote products derived
        !            24:  *    from this software without specific prior written permission.
        !            25:  *
        !            26:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            27:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            28:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            29:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            30:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            31:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            32:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            33:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            34:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            35:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            36:  * POSSIBILITY OF SUCH DAMAGE.
        !            37:  */
        !            38:
        !            39: /*
        !            40:  * USB Enhanced Host Controller Driver.
        !            41:  *
        !            42:  * EHCI 0.95 spec can be found at
        !            43:  * http://developer.intel.com/technology/usb/download/ehci-r095.pdf
        !            44:  *
        !            45:  * This is just a stub.
        !            46:  */
        !            47:
        !            48: #include <sys/param.h>
        !            49: #include <sys/systm.h>
        !            50: #include <sys/kernel.h>
        !            51: #include <sys/malloc.h>
        !            52: #include <sys/device.h>
        !            53: #include <sys/select.h>
        !            54: #include <sys/proc.h>
        !            55: #include <sys/queue.h>
        !            56:
        !            57: #include <machine/bus.h>
        !            58: #include <machine/endian.h>
        !            59:
        !            60: #include <dev/usb/usb.h>
        !            61: #include <dev/usb/usbdi.h>
        !            62: #include <dev/usb/usbdivar.h>
        !            63: #include <dev/usb/usb_mem.h>
        !            64: #include <dev/usb/usb_quirks.h>
        !            65:
        !            66: #include <dev/usb/ehcireg.h>
        !            67: #include <dev/usb/ehcivar.h>
        !            68:
        !            69: #ifdef EHCI_DEBUG
        !            70: #define DPRINTF(x)     if (ehcidebug) printf x
        !            71: #define DPRINTFN(n,x)  if (ehcidebug>(n)) printf x
        !            72: int ehcidebug = 0;
        !            73: #define bitmask_snprintf(q,f,b,l) snprintf((b), (l), "%b", (q), (f))
        !            74: #else
        !            75: #define DPRINTF(x)
        !            76: #define DPRINTFN(n,x)
        !            77: #endif
        !            78:
        !            79: usbd_status
        !            80: ehci_init(ehci_softc_t *sc)
        !            81: {
        !            82:        printf("EHCI not supported yet.\n");
        !            83:        return (USBD_IOERROR);
        !            84: }
        !            85:
        !            86: int
        !            87: ehci_intr(void *v)
        !            88: {
        !            89:        return (0);
        !            90: }
        !            91:
        !            92: int
        !            93: ehci_detach(struct ehci_softc *sc, int flags)
        !            94: {
        !            95:        int rv = 0;
        !            96:
        !            97:        if (sc->sc_child != NULL)
        !            98:                rv = config_detach(sc->sc_child, flags);
        !            99:
        !           100:        if (rv != 0)
        !           101:                return (rv);
        !           102:
        !           103:        if (sc->sc_powerhook != NULL)
        !           104:                powerhook_disestablish(sc->sc_powerhook);
        !           105:        if (sc->sc_shutdownhook != NULL)
        !           106:                shutdownhook_disestablish(sc->sc_shutdownhook);
        !           107:
        !           108:        /* XXX free other data structures XXX */
        !           109:
        !           110:        return (rv);
        !           111: }
        !           112:
        !           113:
        !           114: int
        !           115: ehci_activate(device_ptr_t self, enum devact act)
        !           116: {
        !           117:        struct ehci_softc *sc = (struct ehci_softc *)self;
        !           118:        int rv = 0;
        !           119:
        !           120:        switch (act) {
        !           121:        case DVACT_ACTIVATE:
        !           122:                return (EOPNOTSUPP);
        !           123:                break;
        !           124:
        !           125:        case DVACT_DEACTIVATE:
        !           126:                if (sc->sc_child != NULL)
        !           127:                        rv = config_deactivate(sc->sc_child);
        !           128:                break;
        !           129:        }
        !           130:        return (rv);
        !           131: }
        !           132:

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