739 lines
20 KiB
C
739 lines
20 KiB
C
/* $NetBSD: usb_subr.c,v 1.6 1998/08/01 20:11:39 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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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/device.h>
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#include <sys/proc.h>
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#include <sys/select.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include <dev/usb/usbdivar.h>
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#include <dev/usb/usbdevs.h>
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#include <dev/usb/usb_quirks.h>
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#include "opt_usbverbose.h"
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#ifdef USB_DEBUG
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#define DPRINTF(x) if (usbdebug) printf x
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#define DPRINTFN(n,x) if (usbdebug>(n)) printf x
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extern int usbdebug;
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#else
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#define DPRINTF(x)
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#define DPRINTFN(n,x)
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#endif
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char *usbd_get_string __P((usbd_device_handle, int, char *));
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usbd_status usbd_get_desc __P((usbd_device_handle dev, int type,
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int index, int len, void *desc));
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int usbd_getnewaddr __P((usbd_bus_handle bus));
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int usbd_print __P((void *aux, const char *pnp));
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int usbd_submatch __P((struct device *, struct cfdata *cf, void *));
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usb_interface_descriptor_t *usbd_find_idesc __P((usb_config_descriptor_t *cd,
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int ino, int ano));
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usbd_status usbd_fill_iface_data __P((usbd_device_handle dev, int i, int a));
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void usbd_free_iface_data __P((usbd_device_handle dev, int ifcno));
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void usbd_kill_pipe __P((usbd_pipe_handle));
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#ifdef USBVERBOSE
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typedef u_int16_t usb_vendor_id_t;
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typedef u_int16_t usb_product_id_t;
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/*
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* Descriptions of of known vendors and devices ("products").
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*/
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struct usb_knowndev {
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usb_vendor_id_t vendor;
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usb_product_id_t product;
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int flags;
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char *vendorname, *productname;
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};
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#define USB_KNOWNDEV_NOPROD 0x01 /* match on vendor only */
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#include <dev/usb/usbdevs_data.h>
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#endif /* USBVERBOSE */
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char *
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usbd_get_string(dev, si, buf)
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usbd_device_handle dev;
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int si;
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char *buf;
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{
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int swap = dev->quirks->uq_flags & UQ_SWAP_UNICODE;
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usb_device_request_t req;
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usb_string_descriptor_t us;
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char *s;
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int i, n;
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u_int16_t c;
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usbd_status r;
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if (si == 0)
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return 0;
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req.bmRequestType = UT_READ_DEVICE;
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req.bRequest = UR_GET_DESCRIPTOR;
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USETW2(req.wValue, UDESC_STRING, si);
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USETW(req.wIndex, 0);
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USETW(req.wLength, 1); /* only size byte first */
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r = usbd_do_request(dev, &req, &us);
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if (r != USBD_NORMAL_COMPLETION)
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return 0;
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USETW(req.wLength, us.bLength); /* the whole string */
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r = usbd_do_request(dev, &req, &us);
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if (r != USBD_NORMAL_COMPLETION)
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return 0;
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s = buf;
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n = us.bLength / 2 - 1;
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for (i = 0; i < n; i++) {
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c = UGETW(us.bString[i]);
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/* Convert from Unicode, handle buggy strings. */
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if ((c & 0xff00) == 0)
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*s++ = c;
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else if ((c & 0x00ff) == 0 && swap)
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*s++ = c >> 8;
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else
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*s++ = '?';
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}
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*s++ = 0;
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return buf;
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}
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void
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usbd_devinfo_vp(dev, v, p)
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usbd_device_handle dev;
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char *v, *p;
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{
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usb_device_descriptor_t *udd = &dev->ddesc;
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char *vendor = 0, *product = 0;
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#ifdef USBVERBOSE
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struct usb_knowndev *kdp;
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#endif
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vendor = usbd_get_string(dev, udd->iManufacturer, v);
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product = usbd_get_string(dev, udd->iProduct, p);
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#ifdef USBVERBOSE
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if (!vendor) {
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for(kdp = usb_knowndevs;
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kdp->vendorname != NULL;
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kdp++) {
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if (kdp->vendor == UGETW(udd->idVendor) &&
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(kdp->product == UGETW(udd->idProduct) ||
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(kdp->flags & USB_KNOWNDEV_NOPROD) != 0))
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break;
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}
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if (kdp->vendorname == NULL)
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vendor = product = NULL;
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else {
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vendor = kdp->vendorname;
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product = (kdp->flags & USB_KNOWNDEV_NOPROD) == 0 ?
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kdp->productname : NULL;
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}
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}
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#endif
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if (vendor)
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strcpy(v, vendor);
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else
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sprintf(v, "vendor 0x%04x", UGETW(udd->idVendor));
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if (product)
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strcpy(p, product);
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else
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sprintf(p, "product 0x%04x", UGETW(udd->idProduct));
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}
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int
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usbd_printBCD(cp, bcd)
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char *cp;
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int bcd;
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{
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return (sprintf(cp, "%x.%02x", bcd >> 8, bcd & 0xff));
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}
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void
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usbd_devinfo(dev, showclass, cp)
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usbd_device_handle dev;
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int showclass;
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char *cp;
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{
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usb_device_descriptor_t *udd = &dev->ddesc;
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char vendor[USB_MAX_STRING_LEN];
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char product[USB_MAX_STRING_LEN];
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int bcdDevice, bcdUSB;
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usbd_devinfo_vp(dev, vendor, product);
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cp += sprintf(cp, "%s", vendor);
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cp += sprintf(cp, " %s", product);
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if (showclass)
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cp += sprintf(cp, " (class %d/%d)",
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udd->bDeviceClass, udd->bDeviceSubClass);
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bcdUSB = UGETW(udd->bcdUSB);
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bcdDevice = UGETW(udd->bcdDevice);
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cp += sprintf(cp, " (rev ");
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cp += usbd_printBCD(cp, bcdUSB);
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*cp++ = '/';
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cp += usbd_printBCD(cp, bcdDevice);
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*cp++ = ')';
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cp += sprintf(cp, " (addr %d)", dev->address);
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}
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/* Delay for a certain number of ms */
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void
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usbd_delay_ms(bus, ms)
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usbd_bus_handle bus;
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int ms;
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{
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/* Wait at least two clock ticks so we know the time has passed. */
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if (bus->use_polling)
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delay((ms+1) * 1000);
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else
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tsleep(&ms, PRIBIO, "usbdly", (ms*hz+999)/1000 + 1);
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}
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usbd_status
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usbd_reset_port(dev, port, ps)
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usbd_device_handle dev;
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int port;
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usb_port_status_t *ps;
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{
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usb_device_request_t req;
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usbd_status r;
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int n;
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req.bmRequestType = UT_WRITE_CLASS_OTHER;
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req.bRequest = UR_SET_FEATURE;
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USETW(req.wValue, UHF_PORT_RESET);
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USETW(req.wIndex, port);
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USETW(req.wLength, 0);
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r = usbd_do_request(dev, &req, 0);
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DPRINTFN(1,("usbd_reset_port: port %d reset done, error=%d\n",
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port, r));
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if (r != USBD_NORMAL_COMPLETION)
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return (r);
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n = 10;
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do {
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/* Wait for device to recover from reset. */
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usbd_delay_ms(dev->bus, USB_PORT_RESET_DELAY);
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r = usbd_get_port_status(dev, port, ps);
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if (r != USBD_NORMAL_COMPLETION) {
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DPRINTF(("usbd_reset_port: get status failed %d\n",r));
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return (r);
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}
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} while ((UGETW(ps->wPortChange) & UPS_C_PORT_RESET) == 0 && --n > 0);
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if (n == 0) {
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printf("usbd_reset_port: timeout\n");
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return (USBD_IOERROR);
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}
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r = usbd_clear_port_feature(dev, port, UHF_C_PORT_RESET);
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#ifdef USB_DEBUG
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if (r != USBD_NORMAL_COMPLETION)
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DPRINTF(("usbd_reset_port: clear port feature failed %d\n",r));
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#endif
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return (r);
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}
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usb_interface_descriptor_t *
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usbd_find_idesc(cd, ino, ano)
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usb_config_descriptor_t *cd;
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int ino;
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int ano;
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{
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char *p = (char *)cd;
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char *end = p + UGETW(cd->wTotalLength);
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usb_interface_descriptor_t *d;
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for (; p < end; p += d->bLength) {
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d = (usb_interface_descriptor_t *)p;
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if (p + d->bLength <= end &&
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d->bDescriptorType == UDESC_INTERFACE &&
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d->bInterfaceNumber == ino && d->bAlternateSetting == ano)
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return (d);
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}
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return (0);
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}
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usbd_status
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usbd_fill_iface_data(dev, ino, ano)
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usbd_device_handle dev;
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int ino;
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int ano;
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{
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usbd_interface_handle ifc = &dev->ifaces[ino];
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usb_endpoint_descriptor_t *ed;
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char *p, *end;
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int endpt, nendpt;
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usbd_status r;
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DPRINTFN(5,("usbd_fill_iface_data: ino=%d ano=%d\n", ino, ano));
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ifc->device = dev;
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ifc->state = USBD_INTERFACE_ACTIVE;
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ifc->idesc = usbd_find_idesc(dev->cdesc, ino, ano);
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if (ifc->idesc == 0)
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return (USBD_INVAL);
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nendpt = ifc->idesc->bNumEndpoints;
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DPRINTFN(10,("usbd_fill_iface_data: found idesc n=%d\n", nendpt));
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if (nendpt != 0) {
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ifc->endpoints = malloc(nendpt * sizeof(struct usbd_endpoint),
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M_USB, M_NOWAIT);
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if (ifc->endpoints == 0)
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return (USBD_NOMEM);
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} else
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ifc->endpoints = 0;
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ifc->priv = 0;
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p = (char *)ifc->idesc + ifc->idesc->bLength;
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end = (char *)dev->cdesc + UGETW(dev->cdesc->wTotalLength);
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for (endpt = 0; endpt < nendpt; endpt++) {
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DPRINTFN(10,("usbd_fill_iface_data: endpt=%d\n", endpt));
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for (; p < end; p += ed->bLength) {
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ed = (usb_endpoint_descriptor_t *)p;
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DPRINTFN(10,("usbd_fill_iface_data: p=%p end=%p len=%d type=%d\n",
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p, end, ed->bLength, ed->bDescriptorType));
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if (p + ed->bLength <= end &&
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ed->bDescriptorType == UDESC_ENDPOINT)
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goto found;
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if (ed->bDescriptorType == UDESC_INTERFACE)
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break;
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}
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r = USBD_INVAL;
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goto bad;
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found:
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ifc->endpoints[endpt].edesc = ed;
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ifc->endpoints[endpt].state = USBD_ENDPOINT_ACTIVE;
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ifc->endpoints[endpt].refcnt = 0;
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ifc->endpoints[endpt].toggle = 0;
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}
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LIST_INIT(&ifc->pipes);
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return (USBD_NORMAL_COMPLETION);
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bad:
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free(ifc->endpoints, M_USB);
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return (r);
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}
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void
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usbd_free_iface_data(dev, ifcno)
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usbd_device_handle dev;
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int ifcno;
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{
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usbd_interface_handle ifc = &dev->ifaces[ifcno];
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if (ifc->endpoints)
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free(ifc->endpoints, M_USB);
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}
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usbd_status
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usbd_set_config_no(dev, no)
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usbd_device_handle dev;
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int no;
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{
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usb_status_t ds;
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usb_hub_status_t hs;
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usb_config_descriptor_t cd, *cdp;
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usbd_status r;
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int ifcno, nifc, len, selfpowered, power;
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DPRINTFN(5, ("usbd_set_config_no: dev=%p no=%d\n", dev, no));
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|
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/* XXX check that all interfaces are idle */
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if (dev->config != 0) {
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DPRINTF(("usbd_set_config_no: free old config\n"));
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/* Free all configuration data structures. */
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nifc = dev->cdesc->bNumInterface;
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for (ifcno = 0; ifcno < nifc; ifcno++)
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usbd_free_iface_data(dev, ifcno);
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free(dev->ifaces, M_USB);
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free(dev->cdesc, M_USB);
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dev->ifaces = 0;
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dev->cdesc = 0;
|
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dev->config = 0;
|
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dev->state = USBD_DEVICE_ADDRESSED;
|
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}
|
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|
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/* Figure out what config number to use. */
|
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r = usbd_get_config_desc(dev, no, &cd);
|
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if (r != USBD_NORMAL_COMPLETION)
|
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return (r);
|
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len = UGETW(cd.wTotalLength);
|
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cdp = malloc(len, M_USB, M_NOWAIT);
|
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if (cdp == 0)
|
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return (USBD_NOMEM);
|
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r = usbd_get_desc(dev, UDESC_CONFIG, no, len, cdp);
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if (r != USBD_NORMAL_COMPLETION)
|
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goto bad;
|
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selfpowered = 0;
|
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if (cdp->bmAttributes & UC_SELF_POWERED) {
|
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/* May be self powered. */
|
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if (cdp->bmAttributes & UC_BUS_POWERED) {
|
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/* Must ask device. */
|
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if (dev->quirks->uq_flags & UQ_HUB_POWER) {
|
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/* Buggy hub, use hub descriptor. */
|
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r = usbd_get_hub_status(dev, &hs);
|
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if (r == USBD_NORMAL_COMPLETION &&
|
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!(UGETW(hs.wHubStatus) & UHS_LOCAL_POWER))
|
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selfpowered = 1;
|
|
} else {
|
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r = usbd_get_device_status(dev, &ds);
|
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if (r == USBD_NORMAL_COMPLETION &&
|
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(UGETW(ds.wStatus) & UDS_SELF_POWERED))
|
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selfpowered = 1;
|
|
}
|
|
DPRINTF(("usbd_set_config_no: status=0x%04x, error=%d\n",
|
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UGETW(ds.wStatus), r));
|
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} else
|
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selfpowered = 1;
|
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}
|
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DPRINTF(("usbd_set_config_no: (addr %d) attr=0x%02x, selfpowered=%d, power=%d, powerquirk=%x\n",
|
|
dev->address, cdp->bmAttributes,
|
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selfpowered, cdp->bMaxPower * 2,
|
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dev->quirks->uq_flags & UQ_HUB_POWER));
|
|
#ifdef USB_DEBUG
|
|
if (!dev->powersrc) {
|
|
printf("usbd_set_config_no: No power source?\n");
|
|
return (EIO);
|
|
}
|
|
#endif
|
|
power = cdp->bMaxPower * 2;
|
|
if (power > dev->powersrc->power) {
|
|
/* XXX print nicer message. */
|
|
printf("%s: device addr %d (config %d) exceeds power budget, %d mA > %d mA\n",
|
|
dev->bus->bdev.dv_xname, dev->address,
|
|
cdp->bConfigurationValue,
|
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power, dev->powersrc->power);
|
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r = USBD_NO_POWER;
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goto bad;
|
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}
|
|
dev->power = power;
|
|
dev->self_powered = selfpowered;
|
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|
|
r = usbd_set_config(dev, cdp->bConfigurationValue);
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
DPRINTF(("usbd_set_config_no: setting config=%d failed, error=%d\n",
|
|
cdp->bConfigurationValue, r));
|
|
goto bad;
|
|
}
|
|
DPRINTF(("usbd_set_config_no: setting new config %d\n",
|
|
cdp->bConfigurationValue));
|
|
nifc = cdp->bNumInterface;
|
|
dev->ifaces = malloc(nifc * sizeof(struct usbd_interface),
|
|
M_USB, M_NOWAIT);
|
|
if (dev->ifaces == 0) {
|
|
r = USBD_NOMEM;
|
|
goto bad;
|
|
}
|
|
DPRINTFN(5,("usbd_set_config_no: dev=%p cdesc=%p\n", dev, cdp));
|
|
dev->cdesc = cdp;
|
|
dev->config = cdp->bConfigurationValue;
|
|
dev->state = USBD_DEVICE_CONFIGURED;
|
|
for (ifcno = 0; ifcno < nifc; ifcno++) {
|
|
r = usbd_fill_iface_data(dev, ifcno, 0);
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
while (--ifcno >= 0)
|
|
usbd_free_iface_data(dev, ifcno);
|
|
goto bad;
|
|
}
|
|
}
|
|
|
|
return (USBD_NORMAL_COMPLETION);
|
|
|
|
bad:
|
|
free(cdp, M_USB);
|
|
return (r);
|
|
}
|
|
|
|
/* XXX add function for alternate settings */
|
|
|
|
usbd_status
|
|
usbd_setup_pipe(dev, iface, ep, pipe)
|
|
usbd_device_handle dev;
|
|
usbd_interface_handle iface;
|
|
struct usbd_endpoint *ep;
|
|
usbd_pipe_handle *pipe;
|
|
{
|
|
usbd_pipe_handle p;
|
|
usbd_status r;
|
|
|
|
DPRINTFN(1,("usbd_setup_pipe: dev=%p iface=%p ep=%p pipe=%p\n",
|
|
dev, iface, ep, pipe));
|
|
p = malloc(dev->bus->pipe_size, M_USB, M_NOWAIT);
|
|
if (p == 0)
|
|
return (USBD_NOMEM);
|
|
p->device = dev;
|
|
p->iface = iface;
|
|
p->state = USBD_PIPE_ACTIVE;
|
|
p->endpoint = ep;
|
|
ep->refcnt++;
|
|
p->refcnt = 1;
|
|
p->intrreqh = 0;
|
|
p->running = 0;
|
|
SIMPLEQ_INIT(&p->queue);
|
|
r = dev->bus->open_pipe(p);
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
DPRINTF(("usbd_setup_pipe: endpoint=%d failed, error=%d\n",
|
|
ep->edesc->bEndpointAddress, r));
|
|
free(p, M_USB);
|
|
return (r);
|
|
}
|
|
*pipe = p;
|
|
return (USBD_NORMAL_COMPLETION);
|
|
}
|
|
|
|
/* Abort the device control pipe. */
|
|
void
|
|
usbd_kill_pipe(pipe)
|
|
usbd_pipe_handle pipe;
|
|
{
|
|
pipe->methods->close(pipe);
|
|
pipe->endpoint->refcnt--;
|
|
free(pipe, M_USB);
|
|
}
|
|
|
|
int
|
|
usbd_getnewaddr(bus)
|
|
usbd_bus_handle bus;
|
|
{
|
|
int i;
|
|
|
|
for (i = 1; i < USB_MAX_DEVICES; i++)
|
|
if (bus->devices[i] == 0)
|
|
return (i);
|
|
return (-1);
|
|
}
|
|
|
|
/*
|
|
* Called when a new device has been put in the powered state,
|
|
* but not yet in the addressed state.
|
|
* Get initial descriptor, set the address, get full descriptor,
|
|
* and attach a driver.
|
|
*/
|
|
usbd_status
|
|
usbd_new_device(parent, bus, depth, lowspeed, port, up)
|
|
struct device *parent;
|
|
usbd_bus_handle bus;
|
|
int depth;
|
|
int lowspeed;
|
|
int port;
|
|
struct usbd_port *up;
|
|
{
|
|
usbd_device_handle dev;
|
|
usb_device_descriptor_t *d;
|
|
usbd_status r;
|
|
struct usb_attach_arg uaa;
|
|
int addr;
|
|
int found, i, confi;
|
|
|
|
DPRINTF(("usbd_new_device bus=%p depth=%d lowspeed=%d\n",
|
|
bus, depth, lowspeed));
|
|
addr = usbd_getnewaddr(bus);
|
|
if (addr < 0) {
|
|
printf("%s: No free USB addresses, new device ignored.\n",
|
|
bus->bdev.dv_xname);
|
|
return (USBD_NO_ADDR);
|
|
}
|
|
|
|
dev = malloc(sizeof *dev, M_USB, M_NOWAIT);
|
|
if (dev == 0)
|
|
return (USBD_NOMEM);
|
|
memset(dev, 0, sizeof(*dev));
|
|
|
|
dev->bus = bus;
|
|
|
|
/* Set up default endpoint handle. */
|
|
dev->def_ep.edesc = &dev->def_ep_desc;
|
|
dev->def_ep.state = USBD_ENDPOINT_ACTIVE;
|
|
dev->def_ep.refcnt = 0;
|
|
dev->def_ep.toggle = 0; /* XXX */
|
|
|
|
/* Set up default endpoint descriptor. */
|
|
dev->def_ep_desc.bLength = USB_ENDPOINT_DESCRIPTOR_SIZE;
|
|
dev->def_ep_desc.bDescriptorType = UDESC_ENDPOINT;
|
|
dev->def_ep_desc.bEndpointAddress = USB_CONTROL_ENDPOINT;
|
|
dev->def_ep_desc.bmAttributes = UE_CONTROL;
|
|
USETW(dev->def_ep_desc.wMaxPacketSize, USB_MAX_IPACKET);
|
|
dev->def_ep_desc.bInterval = 0;
|
|
|
|
dev->state = USBD_DEVICE_DEFAULT;
|
|
dev->quirks = &usbd_no_quirk;
|
|
dev->address = USB_START_ADDR;
|
|
dev->ddesc.bMaxPacketSize = 0;
|
|
dev->lowspeed = lowspeed != 0;
|
|
dev->depth = depth;
|
|
dev->powersrc = up;
|
|
|
|
/* Establish the the default pipe. */
|
|
r = usbd_setup_pipe(dev, 0, &dev->def_ep, &dev->default_pipe);
|
|
if (r != USBD_NORMAL_COMPLETION)
|
|
goto bad1;
|
|
|
|
up->device = dev;
|
|
d = &dev->ddesc;
|
|
/* Try a few times in case the device is slow (i.e. outside specs.) */
|
|
for (i = 0; i < 5; i++) {
|
|
/* Get the first 8 bytes of the device descriptor. */
|
|
r = usbd_get_desc(dev, UDESC_DEVICE, 0, USB_MAX_IPACKET, d);
|
|
if (r == USBD_NORMAL_COMPLETION)
|
|
break;
|
|
usbd_delay_ms(dev->bus, 200);
|
|
}
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
DPRINTFN(-1, ("usbd_new_device: addr=%d, getting first desc failed\n",
|
|
addr));
|
|
goto bad;
|
|
}
|
|
|
|
DPRINTF(("usbd_new_device: adding unit addr=%d, rev=%02x, class=%d, subclass=%d, protocol=%d, maxpacket=%d, ls=%d\n",
|
|
addr, UGETW(d->bcdUSB), d->bDeviceClass, d->bDeviceSubClass,
|
|
d->bDeviceProtocol, d->bMaxPacketSize, dev->lowspeed));
|
|
|
|
USETW(dev->def_ep_desc.wMaxPacketSize, d->bMaxPacketSize);
|
|
|
|
/* Get the full device descriptor. */
|
|
r = usbd_get_device_desc(dev, d);
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
DPRINTFN(-1, ("usbd_new_device: addr=%d, getting full desc failed\n", addr));
|
|
goto bad;
|
|
}
|
|
|
|
/* Figure out what's wrong with this device. */
|
|
dev->quirks = usbd_find_quirk(d);
|
|
|
|
/* Set the address */
|
|
r = usbd_set_address(dev, addr);
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
DPRINTFN(-1,("usb_new_device: set address %d failed\n",addr));
|
|
r = USBD_SET_ADDR_FAILED;
|
|
goto bad;
|
|
}
|
|
dev->address = addr; /* New device address now */
|
|
dev->state = USBD_DEVICE_ADDRESSED;
|
|
bus->devices[addr] = dev;
|
|
|
|
/* Assume 100mA bus powered for now. Changed when configured. */
|
|
dev->power = USB_MIN_POWER;
|
|
dev->self_powered = 0;
|
|
|
|
DPRINTF(("usbd_new_device: new dev (addr %d), dev=%p, parent=%p\n",
|
|
addr, dev, parent));
|
|
|
|
uaa.device = dev;
|
|
uaa.iface = 0;
|
|
uaa.usegeneric = 0;
|
|
uaa.port = port;
|
|
/* First try with device specific drivers. */
|
|
if (config_found_sm(parent, &uaa, usbd_print, usbd_submatch) != 0)
|
|
return (USBD_NORMAL_COMPLETION);
|
|
|
|
DPRINTF(("usbd_new_device: no device driver found\n"));
|
|
|
|
/* Next try with interface drivers. */
|
|
for (confi = 0; confi < d->bNumConfigurations; confi++) {
|
|
r = usbd_set_config_no(dev, confi);
|
|
if (r != USBD_NORMAL_COMPLETION) {
|
|
printf("%s: set config at addr %d failed, error=%d\n",
|
|
parent->dv_xname, addr, r);
|
|
goto bad;
|
|
}
|
|
for (found = i = 0; i < dev->cdesc->bNumInterface; i++) {
|
|
uaa.iface = &dev->ifaces[i];
|
|
if (config_found_sm(parent, &uaa, usbd_print,
|
|
usbd_submatch))
|
|
found++;
|
|
}
|
|
if (found != 0)
|
|
return (USBD_NORMAL_COMPLETION);
|
|
}
|
|
/* No interfaces were attach in any of the configurations. */
|
|
if (d->bNumConfigurations > 0)
|
|
usbd_set_config_no(dev, 0);
|
|
|
|
DPRINTF(("usbd_new_device: no interface drivers found\n"));
|
|
|
|
/* Finally try the generic driver. */
|
|
uaa.iface = 0;
|
|
uaa.usegeneric = 1;
|
|
if (config_found_sm(parent, &uaa, usbd_print, usbd_submatch) != 0)
|
|
return (USBD_NORMAL_COMPLETION);
|
|
|
|
DPRINTF(("usbd_new_device: generic attach failed\n"));
|
|
|
|
return (USBD_NORMAL_COMPLETION);
|
|
|
|
bad:
|
|
usbd_kill_pipe(dev->default_pipe);
|
|
bad1:
|
|
up->device = 0;
|
|
bus->devices[addr] = 0;
|
|
free(dev, M_USB);
|
|
return (r);
|
|
}
|
|
|
|
int
|
|
usbd_print(aux, pnp)
|
|
void *aux;
|
|
const char *pnp;
|
|
{
|
|
struct usb_attach_arg *uaa = aux;
|
|
char devinfo[1024];
|
|
|
|
DPRINTFN(15, ("usbd_print dev=%p\n", uaa->device));
|
|
if (pnp) {
|
|
if (!uaa->usegeneric)
|
|
return (QUIET);
|
|
usbd_devinfo(uaa->device, 1, devinfo);
|
|
printf("%s at %s", devinfo, pnp);
|
|
}
|
|
if (uaa->port != 0)
|
|
printf(" port %d", uaa->port);
|
|
return (UNCONF);
|
|
}
|
|
|
|
int
|
|
usbd_submatch(parent, cf, aux)
|
|
struct device *parent;
|
|
struct cfdata *cf;
|
|
void *aux;
|
|
{
|
|
struct usb_attach_arg *uaa = aux;
|
|
|
|
if (uaa->port != 0 &&
|
|
cf->uhubcf_port != UHUB_UNK_PORT &&
|
|
cf->uhubcf_port != uaa->port)
|
|
return 0;
|
|
return ((*cf->cf_attach->ca_match)(parent, cf, aux));
|
|
}
|