edaad74b67
the softc is reset a few times during probing. Print 'changing to modem mode' messages if booting verbose to show the reason for the time delay. Note: Some devices (Huawei for one) take 20 seconds to appear on the USB bus).
664 lines
20 KiB
C
664 lines
20 KiB
C
/*
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|
* Copyright (c) 2008 AnyWi Technologies
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* Author: Andrea Guzzo <aguzzo@anywi.com>
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* * based on uark.c 1.1 2006/08/14 08:30:22 jsg *
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* * parts from ubsa.c 183348 2008-09-25 12:00:56Z phk *
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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/*
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* Notes:
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* - The detour through the tty layer is ridiculously expensive wrt buffering
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* due to the high speeds.
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* We should consider adding a simple r/w device which allows attaching of PPP
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* in a more efficient way.
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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/module.h>
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#include <sys/bus.h>
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#include <sys/ioccom.h>
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#include <sys/fcntl.h>
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#include <sys/conf.h>
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#include <sys/tty.h>
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#include <sys/file.h>
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#include <sys/selinfo.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/ucomvar.h>
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#if __FreeBSD_version >= 800000
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#include "opt_u3g.h"
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#endif
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#include "usbdevs.h"
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//#define U3G_DEBUG
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#ifdef U3G_DEBUG
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#define DPRINTF(x...) do { if (u3gdebug) device_printf(sc->sc_dev, ##x); } while (0)
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int u3gdebug = 1;
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#else
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#define DPRINTF(x...) /* nop */
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#endif
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#define U3G_MAXPORTS 4
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#define U3G_CONFIG_INDEX 0
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struct u3g_softc {
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struct ucom_softc sc_ucom[U3G_MAXPORTS];
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device_t sc_dev;
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usbd_device_handle sc_udev;
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u_int8_t sc_speed;
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u_int8_t sc_flags;
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u_char sc_numports;
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};
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static int u3g_open(void *addr, int portno);
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static void u3g_close(void *addr, int portno);
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struct ucom_callback u3g_callback = {
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NULL,
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NULL,
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NULL,
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NULL,
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u3g_open,
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u3g_close,
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NULL,
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NULL,
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};
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struct u3g_speeds_s {
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u_int32_t ispeed;
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u_int32_t ospeed;
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};
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static const struct u3g_speeds_s u3g_speeds[] = {
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#define U3GSP_GPRS 0
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{64000, 64000},
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#define U3GSP_EDGE 1
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{384000, 64000},
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#define U3GSP_CDMA 2
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{384000, 64000},
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#define U3GSP_UMTS 3
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{384000, 64000},
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#define U3GSP_HSDPA 4
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{1200000, 384000},
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#define U3GSP_HSUPA 5
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{1200000, 384000},
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#define U3GSP_HSPA 6
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{7200000, 384000},
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};
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/*
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* Various supported device vendors/products.
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*/
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struct u3g_dev_type_s {
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struct usb_devno devno;
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u_int8_t speed;
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u_int8_t flags;
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#define U3GFL_NONE 0x00
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#define U3GFL_HUAWEI_INIT 0x01 // Requires init command (Huawei cards)
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#define U3GFL_SCSI_EJECT 0x02 // Requires SCSI eject command (Novatel)
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#define U3GFL_SIERRA_INIT 0x04 // Requires init command (Sierra cards)
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#define U3GFL_STUB_WAIT 0x08 // Device reappears after a short delay
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};
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// Note: The entries marked with XXX should be checked for the correct speed
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// indication to set the buffer sizes.
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static const struct u3g_dev_type_s u3g_devs[] = {
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/* OEM: Option */
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{{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3G }, U3GSP_UMTS, U3GFL_NONE },
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{{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GQUAD }, U3GSP_UMTS, U3GFL_NONE },
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{{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GPLUS }, U3GSP_UMTS, U3GFL_NONE },
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{{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GTMAX36 }, U3GSP_HSDPA, U3GFL_NONE },
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{{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GTMAXHSUPA }, U3GSP_HSDPA, U3GFL_NONE },
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{{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_VODAFONEMC3G }, U3GSP_UMTS, U3GFL_NONE },
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/* OEM: Qualcomm, Inc. */
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{{ USB_VENDOR_QUALCOMMINC, USB_PRODUCT_QUALCOMMINC_ZTE_STOR }, U3GSP_CDMA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_QUALCOMMINC, USB_PRODUCT_QUALCOMMINC_CDMA_MSM }, U3GSP_CDMA, U3GFL_SCSI_EJECT },
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/* OEM: Huawei */
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{{ USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_MOBILE }, U3GSP_HSDPA, U3GFL_HUAWEI_INIT },
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{{ USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_E220 }, U3GSP_HSPA, U3GFL_HUAWEI_INIT },
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/* OEM: Novatel */
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_CDMA_MODEM }, U3GSP_CDMA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_ES620 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_MC950D }, U3GSP_HSUPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U720 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U727 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U740 }, U3GSP_HSDPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U740_2 }, U3GSP_HSDPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U870 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V620 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V640 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V720 }, U3GSP_UMTS, U3GFL_SCSI_EJECT }, // XXX
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V740 }, U3GSP_HSDPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_X950D }, U3GSP_HSUPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_XU870 }, U3GSP_HSDPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_ZEROCD }, U3GSP_HSUPA, U3GFL_SCSI_EJECT },
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{{ USB_VENDOR_DELL, USB_PRODUCT_DELL_U740 }, U3GSP_HSDPA, U3GFL_SCSI_EJECT },
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/* OEM: Merlin */
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{{ USB_VENDOR_MERLIN, USB_PRODUCT_MERLIN_V620 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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/* OEM: Sierra Wireless: */
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD580 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD595 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC595U }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC597E }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_C597 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC880 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC880E }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC880U }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC881 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC881E }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC881U }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_EM5625 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5720 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5720_2 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC5725 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MINI5725 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD875 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8755 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8755_2 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8755_3 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8765 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AC875U }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8775_2 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8780 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC8781 }, U3GSP_UMTS, U3GFL_NONE }, // XXX
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{{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_TRUINSTALL }, U3GSP_UMTS, U3GFL_SIERRA_INIT }, // Sierra TruInstaller device ID
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};
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#define u3g_lookup(v, p) ((const struct u3g_dev_type_s *)usb_lookup(u3g_devs, v, p))
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static int
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u3g_match(device_t self)
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{
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struct usb_attach_arg *uaa = device_get_ivars(self);
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const struct u3g_dev_type_s *u3g_dev_type;
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if (!uaa->iface)
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return UMATCH_NONE;
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u3g_dev_type = u3g_lookup(uaa->vendor, uaa->product);
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if (!u3g_dev_type)
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return UMATCH_NONE;
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if (u3g_dev_type->flags&U3GFL_HUAWEI_INIT) {
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/* If the interface class of the first interface is no longer
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* mass storage the card has changed to modem (see u3g_attach()
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* below).
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*/
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usb_interface_descriptor_t *id;
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id = usbd_get_interface_descriptor(uaa->iface);
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if (!id || id->bInterfaceClass == UICLASS_MASS)
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return UMATCH_NONE;
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}
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return UMATCH_VENDOR_PRODUCT_CONF_IFACE;
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}
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|
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static int
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u3g_attach(device_t self)
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{
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struct u3g_softc *sc = device_get_softc(self);
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struct usb_attach_arg *uaa = device_get_ivars(self);
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const struct u3g_dev_type_s *u3g_dev_type;
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usbd_device_handle dev = uaa->device;
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usb_interface_descriptor_t *id;
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usb_endpoint_descriptor_t *ed;
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int i, n;
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usb_config_descriptor_t *cd;
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char devnamefmt[32];
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#if __FreeBSD_version < 700000
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char *devinfo = malloc(1024, M_USBDEV, M_WAITOK);
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usbd_devinfo(dev, 0, devinfo);
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device_printf(self, "%s\n", devinfo);
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free(devinfo, M_USBDEV);
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#endif
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/* get the config descriptor */
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cd = usbd_get_config_descriptor(dev);
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if (cd == NULL) {
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device_printf(self, "failed to get configuration descriptor\n");
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return ENXIO;
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}
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sc->sc_dev = self;
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sc->sc_udev = dev;
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u3g_dev_type = u3g_lookup(uaa->vendor, uaa->product);
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sc->sc_flags = u3g_dev_type->flags;
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sc->sc_speed = u3g_dev_type->speed;
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sprintf(devnamefmt,"U%d.%%d", device_get_unit(self));
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int portno = 0;
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for (i = 0; i < uaa->nifaces && portno < U3G_MAXPORTS; i++) {
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if (uaa->ifaces[i] == NULL)
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continue;
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|
|
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id = usbd_get_interface_descriptor(uaa->ifaces[i]);
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if (id && id->bInterfaceClass == UICLASS_MASS) {
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/* We attach to the interface instead of the device as
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* some devices have a built-in SD card reader.
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* Claim the first umass device (cdX) as it contains
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* only Windows drivers anyway (CD-ROM), hiding it.
|
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*/
|
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#ifndef U3G_DEBUG
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if (!bootverbose)
|
|
if (uaa->vendor == USB_VENDOR_HUAWEI)
|
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if (id->bInterfaceNumber == 2)
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uaa->ifaces[i] = NULL;
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#endif
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continue;
|
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}
|
|
|
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int bulkin_no = -1, bulkout_no = -1;
|
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int claim_iface = 0;
|
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for (n = 0; n < id->bNumEndpoints; n++) {
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ed = usbd_interface2endpoint_descriptor(uaa->ifaces[i], n);
|
|
if (ed == NULL)
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continue;
|
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if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN
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&& UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK)
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bulkin_no = ed->bEndpointAddress;
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else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT
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&& UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK)
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bulkout_no = ed->bEndpointAddress;
|
|
|
|
/* If we have found a pair of bulk-in/-out endpoints
|
|
* create a serial port for it. Note: We assume that
|
|
* the bulk-in and bulk-out endpoints appear in pairs.
|
|
*/
|
|
if (bulkin_no != -1 && bulkout_no != -1) {
|
|
struct ucom_softc *ucom = &sc->sc_ucom[portno];
|
|
|
|
ucom->sc_dev = self;
|
|
ucom->sc_udev = dev;
|
|
ucom->sc_iface = uaa->ifaces[i];
|
|
ucom->sc_bulkin_no = bulkin_no;
|
|
ucom->sc_bulkout_no = bulkout_no;
|
|
// Allocate a buffer enough for 10ms worth of data
|
|
ucom->sc_ibufsize = u3g_speeds[sc->sc_speed].ispeed/USB_FRAMES_PER_SECOND*10;
|
|
ucom->sc_ibufsizepad = ucom->sc_ibufsize;
|
|
ucom->sc_obufsize = u3g_speeds[sc->sc_speed].ospeed/USB_FRAMES_PER_SECOND*10;
|
|
ucom->sc_opkthdrlen = 0;
|
|
|
|
ucom->sc_callback = &u3g_callback;
|
|
ucom->sc_parent = sc;
|
|
ucom->sc_portno = portno;
|
|
|
|
DPRINTF("port=%d iface=%d in=0x%x out=0x%x\n",
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portno, i,
|
|
ucom->sc_bulkin_no,
|
|
ucom->sc_bulkout_no);
|
|
#if __FreeBSD_version < 700000
|
|
ucom_attach_tty(ucom, MINOR_CALLOUT, devnamefmt, portno);
|
|
#elif __FreeBSD_version < 800000
|
|
ucom_attach_tty(ucom, TS_CALLOUT, devnamefmt, portno);
|
|
#else
|
|
ucom_attach_tty(ucom, devnamefmt, portno);
|
|
#endif
|
|
|
|
claim_iface = 1;
|
|
portno++;
|
|
bulkin_no = bulkout_no = -1;
|
|
}
|
|
}
|
|
if (claim_iface)
|
|
uaa->ifaces[i] = NULL; // claim the interface
|
|
}
|
|
sc->sc_numports = portno;
|
|
|
|
device_printf(self, "configured %d serial ports (%s)\n",
|
|
sc->sc_numports, devnamefmt);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
u3g_detach(device_t self)
|
|
{
|
|
struct u3g_softc *sc = device_get_softc(self);
|
|
int rv = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < sc->sc_numports; i++) {
|
|
sc->sc_ucom[i].sc_dying = 1;
|
|
rv = ucom_detach(&sc->sc_ucom[i]);
|
|
if (rv != 0) {
|
|
device_printf(self, "ucom_detach(U%d.%d\n", device_get_unit(self), i);
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
u3g_open(void *addr, int portno)
|
|
{
|
|
#if __FreeBSD_version < 800000
|
|
/* Supply generous buffering for these cards to avoid disappointments
|
|
* when setting the speed incorrectly. Only do this for the first port
|
|
* assuming that the rest of the ports are used for diagnostics only
|
|
* anyway.
|
|
* Note: We abuse the fact that ucom sets the speed through
|
|
* ispeed/ospeed, not through ispeedwat/ospeedwat.
|
|
* XXX Are the speeds correct?
|
|
*/
|
|
if (portno == 0) {
|
|
struct u3g_softc *sc = addr;
|
|
struct ucom_softc *ucom = &sc->sc_ucom[portno];
|
|
struct tty *tp = ucom->sc_tty;
|
|
|
|
tp->t_ispeedwat = u3g_speeds[sc->sc_speed].ispeed;
|
|
tp->t_ospeedwat = u3g_speeds[sc->sc_speed].ospeed;
|
|
|
|
/* Avoid excessive buffer sizes.
|
|
* XXX The values here should be checked. Lower them and see
|
|
* whether 'lost chars' messages appear.
|
|
*/
|
|
if (tp->t_ispeedwat > 384000)
|
|
tp->t_ispeedwat = 384000;
|
|
if (tp->t_ospeedwat > 384000)
|
|
tp->t_ospeedwat = 384000;
|
|
|
|
ttsetwater(tp);
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
u3g_close(void *addr, int portno)
|
|
{
|
|
#if __FreeBSD_version < 800000
|
|
if (portno == 0) { /* see u3g_open() */
|
|
/* Reduce the buffers allocated above again */
|
|
struct u3g_softc *sc = addr;
|
|
struct ucom_softc *ucom = &sc->sc_ucom[portno];
|
|
struct tty *tp = ucom->sc_tty;
|
|
#ifdef U3G_DEBUG
|
|
device_t self = sc->sc_dev;
|
|
#endif
|
|
|
|
tp->t_ispeedwat = (speed_t)-1;
|
|
tp->t_ospeedwat = (speed_t)-1;
|
|
|
|
ttsetwater(tp);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static device_method_t u3g_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, u3g_match),
|
|
DEVMETHOD(device_attach, u3g_attach),
|
|
DEVMETHOD(device_detach, u3g_detach),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t u3g_driver = {
|
|
"ucom",
|
|
u3g_methods,
|
|
sizeof (struct u3g_softc)
|
|
};
|
|
|
|
DRIVER_MODULE(u3g, uhub, u3g_driver, ucom_devclass, usbd_driver_load, 0);
|
|
MODULE_DEPEND(u3g, usb, 1, 1, 1);
|
|
MODULE_DEPEND(u3g, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER);
|
|
MODULE_VERSION(u3g, 1);
|
|
|
|
/*******************************************************************
|
|
****** Stub driver to hide devices that need to reinitialise ******
|
|
*******************************************************************/
|
|
|
|
struct u3gstub_softc {
|
|
device_t sc_dev;
|
|
usbd_device_handle sc_udev;
|
|
usbd_pipe_handle sc_pipe;
|
|
usbd_xfer_handle sc_xfer;
|
|
};
|
|
|
|
static int
|
|
u3gstub_huawei_init(struct u3gstub_softc *sc, struct usb_attach_arg *uaa)
|
|
{
|
|
usb_device_request_t req;
|
|
|
|
req.bmRequestType = UT_WRITE_DEVICE;
|
|
req.bRequest = UR_SET_FEATURE;
|
|
USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
|
|
USETW(req.wIndex, UHF_PORT_SUSPEND);
|
|
USETW(req.wLength, 0);
|
|
|
|
(void) usbd_do_request(uaa->device, &req, 0); /* ignore any error */
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
u3gstub_scsi_eject(struct u3gstub_softc *sc, struct usb_attach_arg *uaa)
|
|
{
|
|
/* See definition of umass_bbb_cbw_t in sys/dev/usb/umass.c and struct
|
|
* scsi_start_stop_unit in sys/cam/scsi/scsi_all.h .
|
|
*/
|
|
unsigned char cmd[31] = {
|
|
0x55, 0x53, 0x42, 0x43, /* 0..3: Command Block Wrapper (CBW) signature */
|
|
0x01, 0x00, 0x00, 0x00, /* 4..7: CBW Tag, unique 32-bit number */
|
|
0x00, 0x00, 0x00, 0x00, /* 8..11: CBW Transfer Length, no data here */
|
|
0x00, /* 12: CBW Flag: output, so 0 */
|
|
0x00, /* 13: CBW Lun */
|
|
0x06, /* 14: CBW Length */
|
|
|
|
0x1b, /* 15+0: opcode: SCSI START/STOP */
|
|
0x00, /* 15+1: byte2: Not immediate */
|
|
0x00, 0x00, /* 15+2..3: reserved */
|
|
0x02, /* 15+4: Load/Eject command */
|
|
0x00, /* 15+5: control */
|
|
0x00, 0x00, 0x00, 0x00, /* 15+6..15: unused */
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00
|
|
};
|
|
|
|
usb_interface_descriptor_t *id;
|
|
usb_endpoint_descriptor_t *ed = NULL;
|
|
int i;
|
|
|
|
|
|
/* Find the bulk-out endpoints */
|
|
id = usbd_get_interface_descriptor(uaa->iface);
|
|
for (i = 0 ; i < id->bNumEndpoints ; i++) {
|
|
ed = usbd_interface2endpoint_descriptor(uaa->iface, i);
|
|
if (ed != NULL
|
|
&& UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT
|
|
&& (ed->bmAttributes & UE_XFERTYPE) == UE_BULK)
|
|
break;
|
|
}
|
|
|
|
if (i == id->bNumEndpoints) {
|
|
DPRINTF("failed to find bulk-out pipe\n");
|
|
return 0;
|
|
}
|
|
|
|
if (usbd_open_pipe(uaa->iface, ed->bEndpointAddress,
|
|
USBD_EXCLUSIVE_USE, &sc->sc_pipe) != USBD_NORMAL_COMPLETION) {
|
|
DPRINTF("failed to open bulk-out pipe on endpoint %d\n",
|
|
ed->bEndpointAddress);
|
|
return 0;
|
|
}
|
|
|
|
sc->sc_xfer = usbd_alloc_xfer(uaa->device);
|
|
if (sc->sc_xfer == NULL) {
|
|
DPRINTF("failed to allocate xfer\n");
|
|
return 0;
|
|
}
|
|
|
|
usbd_setup_xfer(sc->sc_xfer, sc->sc_pipe, NULL, cmd, sizeof(cmd),
|
|
0, USBD_DEFAULT_TIMEOUT, NULL);
|
|
int err = usbd_transfer(sc->sc_xfer) != USBD_NORMAL_COMPLETION;
|
|
if (err != USBD_NORMAL_COMPLETION && err != USBD_IN_PROGRESS) {
|
|
DPRINTF("failed to start transfer\n");
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
u3gstub_sierra_init(struct u3gstub_softc *sc, struct usb_attach_arg *uaa)
|
|
{
|
|
usb_device_request_t req;
|
|
|
|
req.bmRequestType = UT_VENDOR;
|
|
req.bRequest = UR_SET_INTERFACE;
|
|
USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
|
|
USETW(req.wIndex, UHF_PORT_CONNECTION);
|
|
USETW(req.wLength, 0);
|
|
|
|
(void) usbd_do_request(uaa->device, &req, 0); /* ignore any error */
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
u3gstub_match(device_t self)
|
|
{
|
|
struct usb_attach_arg *uaa = device_get_ivars(self);
|
|
const struct u3g_dev_type_s *u3g_dev_type;
|
|
usb_interface_descriptor_t *id;
|
|
|
|
/* This stub handles 3G modem devices (E220, Mobile, etc.) with
|
|
* auto-install flash disks for Windows/MacOSX on the first interface.
|
|
* After some command or some delay they change appearance to a modem.
|
|
*/
|
|
|
|
if (!uaa->iface)
|
|
return UMATCH_NONE;
|
|
|
|
u3g_dev_type = u3g_lookup(uaa->vendor, uaa->product);
|
|
if (!u3g_dev_type)
|
|
return UMATCH_NONE;
|
|
|
|
if (u3g_dev_type->flags&U3GFL_HUAWEI_INIT
|
|
|| u3g_dev_type->flags&U3GFL_SCSI_EJECT
|
|
|| u3g_dev_type->flags&U3GFL_SIERRA_INIT
|
|
|| u3g_dev_type->flags&U3GFL_STUB_WAIT) {
|
|
/* We assume that if the first interface is still a mass
|
|
* storage device the device has not yet changed appearance.
|
|
*/
|
|
id = usbd_get_interface_descriptor(uaa->iface);
|
|
if (id && id->bInterfaceNumber == 0
|
|
&& id->bInterfaceClass == UICLASS_MASS) {
|
|
#ifndef U3G_DEBUG
|
|
if (!bootverbose)
|
|
device_quiet(self);
|
|
#endif
|
|
|
|
return UMATCH_VENDOR_PRODUCT;
|
|
}
|
|
}
|
|
|
|
return UMATCH_NONE;
|
|
}
|
|
|
|
static int
|
|
u3gstub_attach(device_t self)
|
|
{
|
|
struct u3gstub_softc *sc = device_get_softc(self);
|
|
struct usb_attach_arg *uaa = device_get_ivars(self);
|
|
const struct u3g_dev_type_s *u3g_dev_type;
|
|
int i;
|
|
|
|
#ifndef U3G_DEBUG
|
|
if (!bootverbose)
|
|
device_quiet(self);
|
|
#endif
|
|
|
|
sc->sc_dev = self;
|
|
sc->sc_udev = uaa->device;
|
|
|
|
for (i = 0; i < uaa->nifaces; i++)
|
|
uaa->ifaces[i] = NULL; // claim all interfaces
|
|
|
|
u3g_dev_type = u3g_lookup(uaa->vendor, uaa->product);
|
|
if (u3g_dev_type->flags&U3GFL_HUAWEI_INIT) {
|
|
if (bootverbose)
|
|
device_printf(sc->sc_dev,
|
|
"changing Huawei modem to modem mode\n");
|
|
if (!u3gstub_huawei_init(sc, uaa))
|
|
return ENXIO;
|
|
} else if (u3g_dev_type->flags&U3GFL_SCSI_EJECT) {
|
|
if (bootverbose)
|
|
device_printf(sc->sc_dev, "sending CD eject command to "
|
|
"change to modem mode\n");
|
|
if (!u3gstub_scsi_eject(sc, uaa))
|
|
return ENXIO;
|
|
} else if (u3g_dev_type->flags&U3GFL_SIERRA_INIT) {
|
|
if (bootverbose)
|
|
device_printf(sc->sc_dev,
|
|
"changing Sierra modem to modem mode\n");
|
|
if (!u3gstub_sierra_init(sc, uaa))
|
|
return ENXIO;
|
|
} else if (u3g_dev_type->flags&U3GFL_STUB_WAIT) {
|
|
if (bootverbose)
|
|
device_printf(sc->sc_dev, "waiting for modem to change "
|
|
"to modem mode\n");
|
|
/* nop */
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
u3gstub_detach(device_t self)
|
|
{
|
|
struct u3gstub_softc *sc = device_get_softc(self);
|
|
|
|
if (sc->sc_xfer)
|
|
usbd_free_xfer(sc->sc_xfer);
|
|
|
|
if (sc->sc_pipe) {
|
|
usbd_abort_pipe(sc->sc_pipe);
|
|
usbd_close_pipe(sc->sc_pipe);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static device_method_t u3gstub_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, u3gstub_match),
|
|
DEVMETHOD(device_attach, u3gstub_attach),
|
|
DEVMETHOD(device_detach, u3gstub_detach),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t u3gstub_driver = {
|
|
"u3g",
|
|
u3gstub_methods,
|
|
sizeof (struct u3gstub_softc)
|
|
};
|
|
|
|
DRIVER_MODULE(u3gstub, uhub, u3gstub_driver, ucom_devclass, usbd_driver_load, 0);
|
|
MODULE_DEPEND(u3gstub, usb, 1, 1, 1);
|