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Annotation of sys/dev/usb/uyap.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: uyap.c,v 1.14 2007/06/14 10:11:16 mbalmer Exp $ */
                      2: /*     $NetBSD: uyap.c,v 1.6 2002/07/11 21:14:37 augustss Exp $        */
                      3:
                      4: /*
                      5:  * Copyright (c) 2000 The NetBSD Foundation, Inc.
                      6:  * All rights reserved.
                      7:  *
                      8:  * This code is derived from software contributed to The NetBSD Foundation
                      9:  * by  Lennart Augustsson <lennart@augustsson.net>.
                     10:  *
                     11:  * Redistribution and use in source and binary forms, with or without
                     12:  * modification, are permitted provided that the following conditions
                     13:  * are met:
                     14:  * 1. Redistributions of source code must retain the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer.
                     16:  * 2. Redistributions in binary form must reproduce the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer in the
                     18:  *    documentation and/or other materials provided with the distribution.
                     19:  * 3. All advertising materials mentioning features or use of this software
                     20:  *    must display the following acknowledgement:
                     21:  *        This product includes software developed by the NetBSD
                     22:  *        Foundation, Inc. and its contributors.
                     23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
                     24:  *    contributors may be used to endorse or promote products derived
                     25:  *    from this software without specific prior written permission.
                     26:  *
                     27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     37:  * POSSIBILITY OF SUCH DAMAGE.
                     38:  */
                     39:
                     40: #include <sys/param.h>
                     41: #include <sys/systm.h>
                     42: #include <sys/kernel.h>
                     43: #include <sys/device.h>
                     44: #include <sys/conf.h>
                     45: #include <sys/tty.h>
                     46:
                     47: #include <dev/usb/usb.h>
                     48: #include <dev/usb/usbdi.h>
                     49: #include <dev/usb/usbdevs.h>
                     50:
                     51: #include <dev/usb/ezload.h>
                     52:
                     53: struct uyap_softc {
                     54:        struct device           sc_dev;         /* base device */
                     55:        usbd_device_handle      sc_udev;
                     56: };
                     57:
                     58: int uyap_match(struct device *, void *, void *);
                     59: void uyap_attach(struct device *, struct device *, void *);
                     60: int uyap_detach(struct device *, int);
                     61: int uyap_activate(struct device *, enum devact);
                     62:
                     63: struct cfdriver uyap_cd = {
                     64:        NULL, "uyap", DV_DULL
                     65: };
                     66:
                     67: const struct cfattach uyap_ca = {
                     68:        sizeof(struct uyap_softc),
                     69:        uyap_match,
                     70:        uyap_attach,
                     71:        uyap_detach,
                     72:        uyap_activate,
                     73: };
                     74: void uyap_attachhook(void *);
                     75:
                     76: int
                     77: uyap_match(struct device *parent, void *match, void *aux)
                     78: {
                     79:        struct usb_attach_arg *uaa = aux;
                     80:
                     81:        if (uaa->iface != NULL)
                     82:                return (UMATCH_NONE);
                     83:
                     84:        /* Match the boot device. */
                     85:        if (uaa->vendor == USB_VENDOR_SILICONPORTALS &&
                     86:            uaa->product == USB_PRODUCT_SILICONPORTALS_YAPPH_NF)
                     87:                return (UMATCH_VENDOR_PRODUCT);
                     88:
                     89:        return (UMATCH_NONE);
                     90: }
                     91:
                     92: void
                     93: uyap_attachhook(void *xsc)
                     94: {
                     95:        char *firmwares[] = { "uyap", NULL };
                     96:        struct uyap_softc *sc = xsc;
                     97:        int err;
                     98:
                     99:        err = ezload_downloads_and_reset(sc->sc_udev, firmwares);
                    100:        if (err) {
                    101:                printf("%s: download ezdata format firmware error: %s\n",
                    102:                    sc->sc_dev.dv_xname, usbd_errstr(err));
                    103:                return;
                    104:        }
                    105:
                    106:        printf("%s: firmware download complete, disconnecting.\n",
                    107:            sc->sc_dev.dv_xname);
                    108: }
                    109:
                    110: void
                    111: uyap_attach(struct device *parent, struct device *self, void *aux)
                    112: {
                    113:        struct uyap_softc *sc = (struct uyap_softc *)self;
                    114:        struct usb_attach_arg *uaa = aux;
                    115:        usbd_device_handle dev = uaa->device;
                    116:        char *devinfop;
                    117:
                    118:        devinfop = usbd_devinfo_alloc(dev, 0);
                    119:        printf("\n%s: %s\n", sc->sc_dev.dv_xname, devinfop);
                    120:        usbd_devinfo_free(devinfop);
                    121:
                    122:        printf("%s: downloading firmware\n", sc->sc_dev.dv_xname);
                    123:
                    124:        sc->sc_udev = dev;
                    125:        if (rootvp == NULL)
                    126:                mountroothook_establish(uyap_attachhook, sc);
                    127:        else
                    128:                uyap_attachhook(sc);
                    129: }
                    130:
                    131: int
                    132: uyap_detach(struct device *self, int flags)
                    133: {
                    134:        return (0);
                    135: }
                    136:
                    137: int
                    138: uyap_activate(struct device *self, enum devact act)
                    139: {
                    140:        return 0;
                    141: }