/* * Copyright (c) 2008 AnyWi Technologies * Author: Andrea Guzzo * * based on uark.c 1.1 2006/08/14 08:30:22 jsg * * * parts from ubsa.c 183348 2008-09-25 12:00:56Z phk * * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * * $FreeBSD$ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "usbdevs.h" #ifdef U3G_DEBUG #define DPRINTFN(n, x) do { if (u3gdebug > (n)) printf x; } while (0) int u3gtebug = 0; #else #define DPRINTFN(n, x) #endif #define DPRINTF(x) DPRINTFN(0, x) #define U3GBUFSZ 1024 #define U3G_MAXPORTS 4 struct u3g_softc { struct ucom_softc sc_ucom[U3G_MAXPORTS];; device_t sc_dev; usbd_device_handle sc_udev; u_char sc_msr; u_char sc_lsr; u_char numports; usbd_interface_handle sc_intr_iface; /* interrupt interface */ #ifdef U3G_DEBUG int sc_intr_number; /* interrupt number */ usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */ u_char *sc_intr_buf; /* interrupt buffer */ #endif int sc_isize; }; struct ucom_callback u3g_callback = { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, }; static const struct usb_devno u3g_devs[] = { /* OEM: Option */ { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3G }, { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GQUAD }, { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GPLUS }, { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GTMAX36 }, { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_VODAFONEMC3G }, /* OEM: Huawei */ { USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_MOBILE }, { USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_E220 }, /* OEM: Qualcomm */ { USB_VENDOR_QUALCOMMINC, USB_PRODUCT_QUALCOMMINC_CDMA_MSM }, { 0, 0 } }; #ifdef U3G_DEBUG static void u3g_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) { struct u3g_softc *sc = (struct u3g_softc *)priv; device_printf(sc->sc_dev, "INTERRUPT CALLBACK\n"); } #endif static int u3g_huawei_reinit(usbd_device_handle dev) { /* The Huawei device presents itself as a umass device with Windows * drivers on it. After installation of the driver, it reinits into a * 3G serial device. */ usb_device_request_t req; usb_config_descriptor_t *cdesc; /* Get the config descriptor */ cdesc = usbd_get_config_descriptor(dev); if (cdesc == NULL) return (UMATCH_NONE); /* One iface means umass mode, more than 1 (4 usually) means 3G mode */ if (cdesc->bNumInterface > 1) return (UMATCH_VENDOR_PRODUCT); 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(dev, &req, 0); return UMATCH_NONE; /* mismatch; it will be gone and reappear */ } static int u3g_match(device_t self) { struct usb_attach_arg *uaa = device_get_ivars(self); if (uaa->iface != NULL) return (UMATCH_NONE); if (uaa->vendor == USB_VENDOR_HUAWEI) return u3g_huawei_reinit(uaa->device); if (usb_lookup(u3g_devs, uaa->vendor, uaa->product)) return UMATCH_VENDOR_PRODUCT; return UMATCH_NONE; } static int u3g_attach(device_t self) { struct u3g_softc *sc = device_get_softc(self); struct usb_attach_arg *uaa = device_get_ivars(self); usbd_device_handle dev = uaa->device; usbd_interface_handle iface; usb_interface_descriptor_t *id; usb_endpoint_descriptor_t *ed; usbd_status error; int i, n; usb_config_descriptor_t *cdesc; struct ucom_softc *ucom = NULL; char devnamefmt[32]; sc->sc_dev = self; #ifdef U3G_DEBUG sc->sc_intr_number = -1; sc->sc_intr_pipe = NULL; #endif /* Move the device into the configured state. */ error = usbd_set_config_index(dev, 1, 1); if (error) { device_printf(self, "failed to set configuration: %s\n", usbd_errstr(error)); goto bad; } /* get the config descriptor */ cdesc = usbd_get_config_descriptor(dev); if (cdesc == NULL) { device_printf(self, "failed to get configuration descriptor\n"); goto bad; } sc->sc_udev = dev; sc->numports = (cdesc->bNumInterface <= U3G_MAXPORTS)?cdesc->bNumInterface:U3G_MAXPORTS; for ( i = 0; i < sc->numports; i++ ) { ucom = &sc->sc_ucom[i]; ucom->sc_dev = self; ucom->sc_udev = dev; error = usbd_device2interface_handle(dev, i, &iface); if (error) { device_printf(ucom->sc_dev, "failed to get interface, err=%s\n", usbd_errstr(error)); ucom->sc_dying = 1; goto bad; } id = usbd_get_interface_descriptor(iface); ucom->sc_iface = iface; ucom->sc_bulkin_no = ucom->sc_bulkout_no = -1; for (n = 0; n < id->bNumEndpoints; n++) { ed = usbd_interface2endpoint_descriptor(iface, n); if (ed == NULL) { device_printf(ucom->sc_dev, "could not read endpoint descriptor\n"); goto bad; } if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) ucom->sc_bulkin_no = ed->bEndpointAddress; else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) ucom->sc_bulkout_no = ed->bEndpointAddress; } if (ucom->sc_bulkin_no == -1 || ucom->sc_bulkout_no == -1) { device_printf(ucom->sc_dev, "missing endpoint\n"); goto bad; } ucom->sc_parent = sc; ucom->sc_ibufsize = U3GBUFSZ; ucom->sc_obufsize = U3GBUFSZ; ucom->sc_ibufsizepad = U3GBUFSZ; ucom->sc_opkthdrlen = 0; ucom->sc_callback = &u3g_callback; sprintf(devnamefmt,"U%d.%%d", device_get_unit(self)); DPRINTF(("u3g: in=0x%x out=0x%x, devname=%s\n", ucom->sc_bulkin_no, ucom->sc_bulkout_no, devnamefmt)); #if __FreeBSD_version < 800000 ucom_attach_tty(ucom, TS_CALLOUT, devnamefmt, i); #else ucom_attach_tty(ucom, devnamefmt, i); #endif } #ifdef U3G_DEBUG if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) { sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK); error = usbd_open_pipe_intr(sc->sc_intr_iface, sc->sc_intr_number, USBD_SHORT_XFER_OK, &sc->sc_intr_pipe, sc, sc->sc_intr_buf, sc->sc_isize, u3g_intr, 100); if (error) { device_printf(self, "cannot open interrupt pipe (addr %d)\n", sc->sc_intr_number); goto bad; } } #endif device_printf(self, "configured %d serial ports (/dev/cuaU%d.X)", sc->numports, device_get_unit(self)); return 0; bad: DPRINTF(("u3g_attach: ATTACH ERROR\n")); ucom->sc_dying = 1; return ENXIO; } static int u3g_detach(device_t self) { struct u3g_softc *sc = device_get_softc(self); int rv = 0; int i; DPRINTF(("u3g_detach: sc=%p\n", sc)); for (i = 0; i < sc->numports; i++) { if(sc->sc_ucom[i].sc_udev) { sc->sc_ucom[i].sc_dying = 1; rv = ucom_detach(&sc->sc_ucom[i]); if(rv != 0) { device_printf(self, "Can't deallocat port %d", i); return rv; } } } #ifdef U3G_DEBUG if (sc->sc_intr_pipe != NULL) { int err = usbd_abort_pipe(sc->sc_intr_pipe); if (err) device_printf(self, "abort interrupt pipe failed: %s\n", usbd_errstr(err)); err = usbd_close_pipe(sc->sc_intr_pipe); if (err) device_printf(self, "close interrupt pipe failed: %s\n", usbd_errstr(err)); free(sc->sc_intr_buf, M_USBDEV); sc->sc_intr_pipe = NULL; } #endif return 0; } 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);