ece4b0bd43
be set before the USB device(s) are probed.
1615 lines
38 KiB
C
1615 lines
38 KiB
C
/*-
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* Copyright (c) 2011 Anybots Inc
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* written by Akinori Furukoshi <moonlightakkiy@yahoo.ca>
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* - ucom part is based on u3g.c
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/queue.h>
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#include <sys/systm.h>
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#include <sys/socket.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <sys/sockio.h>
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#include <sys/socket.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/sysctl.h>
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#include <sys/malloc.h>
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#include <sys/taskqueue.h>
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#include <net/if.h>
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#include <net/if_var.h>
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#include <machine/bus.h>
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#include <net/if.h>
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#include <net/if_types.h>
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#include <net/netisr.h>
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#include <net/bpf.h>
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#include <net/ethernet.h>
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#include <netinet/in.h>
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#include <netinet/ip.h>
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#include <netinet/ip6.h>
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#include <netinet/udp.h>
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#include <net80211/ieee80211_ioctl.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/usb_cdc.h>
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#include "usbdevs.h"
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#define USB_DEBUG_VAR usie_debug
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#include <dev/usb/usb_debug.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/usb_msctest.h>
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#include <dev/usb/serial/usb_serial.h>
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#include <dev/usb/net/if_usievar.h>
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#ifdef USB_DEBUG
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static int usie_debug = 0;
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static SYSCTL_NODE(_hw_usb, OID_AUTO, usie, CTLFLAG_RW, 0, "sierra USB modem");
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SYSCTL_INT(_hw_usb_usie, OID_AUTO, debug, CTLFLAG_RWTUN, &usie_debug, 0,
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"usie debug level");
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#endif
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/* Sierra Wireless Direct IP modems */
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static const STRUCT_USB_HOST_ID usie_devs[] = {
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#define USIE_DEV(v, d) { \
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USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##d) }
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USIE_DEV(SIERRA, MC8700),
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USIE_DEV(SIERRA, TRUINSTALL),
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USIE_DEV(AIRPRIME, USB308),
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#undef USIE_DEV
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};
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static device_probe_t usie_probe;
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static device_attach_t usie_attach;
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static device_detach_t usie_detach;
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static void usie_free_softc(struct usie_softc *);
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static void usie_free(struct ucom_softc *);
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static void usie_uc_update_line_state(struct ucom_softc *, uint8_t);
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static void usie_uc_cfg_get_status(struct ucom_softc *, uint8_t *, uint8_t *);
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static void usie_uc_cfg_set_dtr(struct ucom_softc *, uint8_t);
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static void usie_uc_cfg_set_rts(struct ucom_softc *, uint8_t);
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static void usie_uc_cfg_open(struct ucom_softc *);
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static void usie_uc_cfg_close(struct ucom_softc *);
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static void usie_uc_start_read(struct ucom_softc *);
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static void usie_uc_stop_read(struct ucom_softc *);
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static void usie_uc_start_write(struct ucom_softc *);
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static void usie_uc_stop_write(struct ucom_softc *);
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static usb_callback_t usie_uc_tx_callback;
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static usb_callback_t usie_uc_rx_callback;
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static usb_callback_t usie_uc_status_callback;
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static usb_callback_t usie_if_tx_callback;
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static usb_callback_t usie_if_rx_callback;
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static usb_callback_t usie_if_status_callback;
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static void usie_if_sync_to(void *);
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static void usie_if_sync_cb(void *, int);
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static void usie_if_status_cb(void *, int);
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static void usie_if_start(struct ifnet *);
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static int usie_if_output(struct ifnet *, struct mbuf *,
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const struct sockaddr *, struct route *);
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static void usie_if_init(void *);
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static void usie_if_stop(struct usie_softc *);
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static int usie_if_ioctl(struct ifnet *, u_long, caddr_t);
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static int usie_do_request(struct usie_softc *, struct usb_device_request *, void *);
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static int usie_if_cmd(struct usie_softc *, uint8_t);
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static void usie_cns_req(struct usie_softc *, uint32_t, uint16_t);
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static void usie_cns_rsp(struct usie_softc *, struct usie_cns *);
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static void usie_hip_rsp(struct usie_softc *, uint8_t *, uint32_t);
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static int usie_driver_loaded(struct module *, int, void *);
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static const struct usb_config usie_uc_config[USIE_UC_N_XFER] = {
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[USIE_UC_STATUS] = {
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.type = UE_INTERRUPT,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = 0, /* use wMaxPacketSize */
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = &usie_uc_status_callback,
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},
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[USIE_UC_RX] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = USIE_BUFSIZE,
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,.proxy_buffer = 1,},
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.callback = &usie_uc_rx_callback,
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},
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[USIE_UC_TX] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_OUT,
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.bufsize = USIE_BUFSIZE,
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.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
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.callback = &usie_uc_tx_callback,
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}
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};
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static const struct usb_config usie_if_config[USIE_IF_N_XFER] = {
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[USIE_IF_STATUS] = {
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.type = UE_INTERRUPT,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = 0, /* use wMaxPacketSize */
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = &usie_if_status_callback,
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},
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[USIE_IF_RX] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = USIE_BUFSIZE,
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = &usie_if_rx_callback,
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},
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[USIE_IF_TX] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_OUT,
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.bufsize = MAX(USIE_BUFSIZE, MCLBYTES),
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.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
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.callback = &usie_if_tx_callback,
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}
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};
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static device_method_t usie_methods[] = {
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DEVMETHOD(device_probe, usie_probe),
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DEVMETHOD(device_attach, usie_attach),
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DEVMETHOD(device_detach, usie_detach),
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DEVMETHOD_END
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};
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static driver_t usie_driver = {
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.name = "usie",
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.methods = usie_methods,
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.size = sizeof(struct usie_softc),
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};
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static devclass_t usie_devclass;
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static eventhandler_tag usie_etag;
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DRIVER_MODULE(usie, uhub, usie_driver, usie_devclass, usie_driver_loaded, 0);
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MODULE_DEPEND(usie, ucom, 1, 1, 1);
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MODULE_DEPEND(usie, usb, 1, 1, 1);
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MODULE_VERSION(usie, 1);
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static const struct ucom_callback usie_uc_callback = {
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.ucom_cfg_get_status = &usie_uc_cfg_get_status,
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.ucom_cfg_set_dtr = &usie_uc_cfg_set_dtr,
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.ucom_cfg_set_rts = &usie_uc_cfg_set_rts,
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.ucom_cfg_open = &usie_uc_cfg_open,
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.ucom_cfg_close = &usie_uc_cfg_close,
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.ucom_start_read = &usie_uc_start_read,
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.ucom_stop_read = &usie_uc_stop_read,
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.ucom_start_write = &usie_uc_start_write,
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.ucom_stop_write = &usie_uc_stop_write,
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.ucom_free = &usie_free,
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};
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static void
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usie_autoinst(void *arg, struct usb_device *udev,
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struct usb_attach_arg *uaa)
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{
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struct usb_interface *iface;
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struct usb_interface_descriptor *id;
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struct usb_device_request req;
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int err;
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if (uaa->dev_state != UAA_DEV_READY)
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return;
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iface = usbd_get_iface(udev, 0);
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if (iface == NULL)
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return;
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id = iface->idesc;
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if (id == NULL || id->bInterfaceClass != UICLASS_MASS)
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return;
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if (usbd_lookup_id_by_uaa(usie_devs, sizeof(usie_devs), uaa) != 0)
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return; /* no device match */
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if (bootverbose) {
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DPRINTF("Ejecting %s %s\n",
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usb_get_manufacturer(udev),
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usb_get_product(udev));
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}
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req.bmRequestType = UT_VENDOR;
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req.bRequest = UR_SET_INTERFACE;
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USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
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USETW(req.wIndex, UHF_PORT_CONNECTION);
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USETW(req.wLength, 0);
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/* at this moment there is no mutex */
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err = usbd_do_request_flags(udev, NULL, &req,
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NULL, 0, NULL, 250 /* ms */ );
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/* success, mark the udev as disappearing */
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if (err == 0)
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uaa->dev_state = UAA_DEV_EJECTING;
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}
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static int
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usie_probe(device_t self)
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{
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struct usb_attach_arg *uaa = device_get_ivars(self);
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if (uaa->usb_mode != USB_MODE_HOST)
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return (ENXIO);
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if (uaa->info.bConfigIndex != USIE_CNFG_INDEX)
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return (ENXIO);
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if (uaa->info.bIfaceIndex != USIE_IFACE_INDEX)
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return (ENXIO);
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if (uaa->info.bInterfaceClass != UICLASS_VENDOR)
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return (ENXIO);
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return (usbd_lookup_id_by_uaa(usie_devs, sizeof(usie_devs), uaa));
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}
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static int
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usie_attach(device_t self)
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{
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struct usie_softc *sc = device_get_softc(self);
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struct usb_attach_arg *uaa = device_get_ivars(self);
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struct ifnet *ifp;
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struct usb_interface *iface;
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struct usb_interface_descriptor *id;
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struct usb_device_request req;
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int err;
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uint16_t fwattr;
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uint8_t iface_index;
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uint8_t ifidx;
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uint8_t start;
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device_set_usb_desc(self);
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sc->sc_udev = uaa->device;
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sc->sc_dev = self;
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mtx_init(&sc->sc_mtx, "usie", MTX_NETWORK_LOCK, MTX_DEF);
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ucom_ref(&sc->sc_super_ucom);
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TASK_INIT(&sc->sc_if_status_task, 0, usie_if_status_cb, sc);
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TASK_INIT(&sc->sc_if_sync_task, 0, usie_if_sync_cb, sc);
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usb_callout_init_mtx(&sc->sc_if_sync_ch, &sc->sc_mtx, 0);
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mtx_lock(&sc->sc_mtx);
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/* set power mode to D0 */
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req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
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req.bRequest = USIE_POWER;
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USETW(req.wValue, 0);
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USETW(req.wIndex, 0);
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USETW(req.wLength, 0);
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if (usie_do_request(sc, &req, NULL)) {
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mtx_unlock(&sc->sc_mtx);
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goto detach;
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}
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/* read fw attr */
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fwattr = 0;
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req.bmRequestType = UT_READ_VENDOR_DEVICE;
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req.bRequest = USIE_FW_ATTR;
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USETW(req.wValue, 0);
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USETW(req.wIndex, 0);
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USETW(req.wLength, sizeof(fwattr));
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if (usie_do_request(sc, &req, &fwattr)) {
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mtx_unlock(&sc->sc_mtx);
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goto detach;
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}
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mtx_unlock(&sc->sc_mtx);
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|
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/* check DHCP supports */
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DPRINTF("fwattr=%x\n", fwattr);
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if (!(fwattr & USIE_FW_DHCP)) {
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device_printf(self, "DHCP is not supported. A firmware upgrade might be needed.\n");
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}
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|
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/* find available interfaces */
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sc->sc_nucom = 0;
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for (ifidx = 0; ifidx < USIE_IFACE_MAX; ifidx++) {
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iface = usbd_get_iface(uaa->device, ifidx);
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if (iface == NULL)
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break;
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id = usbd_get_interface_descriptor(iface);
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if ((id == NULL) || (id->bInterfaceClass != UICLASS_VENDOR))
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continue;
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|
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/* setup Direct IP transfer */
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if (id->bInterfaceNumber >= 7 && id->bNumEndpoints == 3) {
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sc->sc_if_ifnum = id->bInterfaceNumber;
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iface_index = ifidx;
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DPRINTF("ifnum=%d, ifidx=%d\n",
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sc->sc_if_ifnum, ifidx);
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|
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err = usbd_transfer_setup(uaa->device,
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&iface_index, sc->sc_if_xfer, usie_if_config,
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USIE_IF_N_XFER, sc, &sc->sc_mtx);
|
|
|
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if (err == 0)
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continue;
|
|
|
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device_printf(self,
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"could not allocate USB transfers on "
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"iface_index=%d, err=%s\n",
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iface_index, usbd_errstr(err));
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goto detach;
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}
|
|
|
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/* setup ucom */
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if (sc->sc_nucom >= USIE_UCOM_MAX)
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continue;
|
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|
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usbd_set_parent_iface(uaa->device, ifidx,
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uaa->info.bIfaceIndex);
|
|
|
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DPRINTF("NumEndpoints=%d bInterfaceNumber=%d\n",
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id->bNumEndpoints, id->bInterfaceNumber);
|
|
|
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if (id->bNumEndpoints == 2) {
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sc->sc_uc_xfer[sc->sc_nucom][0] = NULL;
|
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start = 1;
|
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} else
|
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start = 0;
|
|
|
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err = usbd_transfer_setup(uaa->device, &ifidx,
|
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sc->sc_uc_xfer[sc->sc_nucom] + start,
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usie_uc_config + start, USIE_UC_N_XFER - start,
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&sc->sc_ucom[sc->sc_nucom], &sc->sc_mtx);
|
|
|
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if (err != 0) {
|
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DPRINTF("usbd_transfer_setup error=%s\n", usbd_errstr(err));
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continue;
|
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}
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
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for (; start < USIE_UC_N_XFER; start++)
|
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usbd_xfer_set_stall(sc->sc_uc_xfer[sc->sc_nucom][start]);
|
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mtx_unlock(&sc->sc_mtx);
|
|
|
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sc->sc_uc_ifnum[sc->sc_nucom] = id->bInterfaceNumber;
|
|
|
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sc->sc_nucom++; /* found a port */
|
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}
|
|
|
|
if (sc->sc_nucom == 0) {
|
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device_printf(self, "no comports found\n");
|
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goto detach;
|
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}
|
|
|
|
err = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom,
|
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sc->sc_nucom, sc, &usie_uc_callback, &sc->sc_mtx);
|
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|
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if (err != 0) {
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DPRINTF("ucom_attach failed\n");
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goto detach;
|
|
}
|
|
DPRINTF("Found %d interfaces.\n", sc->sc_nucom);
|
|
|
|
/* setup ifnet (Direct IP) */
|
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sc->sc_ifp = ifp = if_alloc(IFT_OTHER);
|
|
|
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if (ifp == NULL) {
|
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device_printf(self, "Could not allocate a network interface\n");
|
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goto detach;
|
|
}
|
|
if_initname(ifp, "usie", device_get_unit(self));
|
|
|
|
ifp->if_softc = sc;
|
|
ifp->if_mtu = USIE_MTU_MAX;
|
|
ifp->if_flags |= IFF_NOARP;
|
|
ifp->if_init = usie_if_init;
|
|
ifp->if_ioctl = usie_if_ioctl;
|
|
ifp->if_start = usie_if_start;
|
|
ifp->if_output = usie_if_output;
|
|
IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
|
|
ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
|
|
IFQ_SET_READY(&ifp->if_snd);
|
|
|
|
if_attach(ifp);
|
|
bpfattach(ifp, DLT_RAW, 0);
|
|
|
|
if (fwattr & USIE_PM_AUTO) {
|
|
usbd_set_power_mode(uaa->device, USB_POWER_MODE_SAVE);
|
|
DPRINTF("enabling automatic suspend and resume\n");
|
|
} else {
|
|
usbd_set_power_mode(uaa->device, USB_POWER_MODE_ON);
|
|
DPRINTF("USB power is always ON\n");
|
|
}
|
|
|
|
DPRINTF("device attached\n");
|
|
return (0);
|
|
|
|
detach:
|
|
usie_detach(self);
|
|
return (ENOMEM);
|
|
}
|
|
|
|
static int
|
|
usie_detach(device_t self)
|
|
{
|
|
struct usie_softc *sc = device_get_softc(self);
|
|
uint8_t x;
|
|
|
|
/* detach ifnet */
|
|
if (sc->sc_ifp != NULL) {
|
|
usie_if_stop(sc);
|
|
usbd_transfer_unsetup(sc->sc_if_xfer, USIE_IF_N_XFER);
|
|
bpfdetach(sc->sc_ifp);
|
|
if_detach(sc->sc_ifp);
|
|
if_free(sc->sc_ifp);
|
|
sc->sc_ifp = NULL;
|
|
}
|
|
/* detach ucom */
|
|
if (sc->sc_nucom > 0)
|
|
ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
|
|
|
|
/* stop all USB transfers */
|
|
usbd_transfer_unsetup(sc->sc_if_xfer, USIE_IF_N_XFER);
|
|
|
|
for (x = 0; x != USIE_UCOM_MAX; x++)
|
|
usbd_transfer_unsetup(sc->sc_uc_xfer[x], USIE_UC_N_XFER);
|
|
|
|
|
|
device_claim_softc(self);
|
|
|
|
usie_free_softc(sc);
|
|
|
|
return (0);
|
|
}
|
|
|
|
UCOM_UNLOAD_DRAIN(usie);
|
|
|
|
static void
|
|
usie_free_softc(struct usie_softc *sc)
|
|
{
|
|
if (ucom_unref(&sc->sc_super_ucom)) {
|
|
mtx_destroy(&sc->sc_mtx);
|
|
device_free_softc(sc);
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_free(struct ucom_softc *ucom)
|
|
{
|
|
usie_free_softc(ucom->sc_parent);
|
|
}
|
|
|
|
static void
|
|
usie_uc_update_line_state(struct ucom_softc *ucom, uint8_t ls)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
struct usb_device_request req;
|
|
|
|
if (sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_STATUS] == NULL)
|
|
return;
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = USIE_LINK_STATE;
|
|
USETW(req.wValue, ls);
|
|
USETW(req.wIndex, sc->sc_uc_ifnum[ucom->sc_subunit]);
|
|
USETW(req.wLength, 0);
|
|
|
|
DPRINTF("sc_uc_ifnum=%d\n", sc->sc_uc_ifnum[ucom->sc_subunit]);
|
|
|
|
usie_do_request(sc, &req, NULL);
|
|
}
|
|
|
|
static void
|
|
usie_uc_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
*msr = sc->sc_msr;
|
|
*lsr = sc->sc_lsr;
|
|
}
|
|
|
|
static void
|
|
usie_uc_cfg_set_dtr(struct ucom_softc *ucom, uint8_t flag)
|
|
{
|
|
uint8_t dtr;
|
|
|
|
dtr = flag ? USIE_LS_DTR : 0;
|
|
usie_uc_update_line_state(ucom, dtr);
|
|
}
|
|
|
|
static void
|
|
usie_uc_cfg_set_rts(struct ucom_softc *ucom, uint8_t flag)
|
|
{
|
|
uint8_t rts;
|
|
|
|
rts = flag ? USIE_LS_RTS : 0;
|
|
usie_uc_update_line_state(ucom, rts);
|
|
}
|
|
|
|
static void
|
|
usie_uc_cfg_open(struct ucom_softc *ucom)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
/* usbd_transfer_start() is NULL safe */
|
|
|
|
usbd_transfer_start(sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_STATUS]);
|
|
}
|
|
|
|
static void
|
|
usie_uc_cfg_close(struct ucom_softc *ucom)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
usbd_transfer_stop(sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_STATUS]);
|
|
}
|
|
|
|
static void
|
|
usie_uc_start_read(struct ucom_softc *ucom)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
usbd_transfer_start(sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_RX]);
|
|
}
|
|
|
|
static void
|
|
usie_uc_stop_read(struct ucom_softc *ucom)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
usbd_transfer_stop(sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_RX]);
|
|
}
|
|
|
|
static void
|
|
usie_uc_start_write(struct ucom_softc *ucom)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
usbd_transfer_start(sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_TX]);
|
|
}
|
|
|
|
static void
|
|
usie_uc_stop_write(struct ucom_softc *ucom)
|
|
{
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
usbd_transfer_stop(sc->sc_uc_xfer[ucom->sc_subunit][USIE_UC_TX]);
|
|
}
|
|
|
|
static void
|
|
usie_uc_rx_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct ucom_softc *ucom = usbd_xfer_softc(xfer);
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
struct usb_page_cache *pc;
|
|
uint32_t actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
|
|
/* handle CnS response */
|
|
if (ucom == sc->sc_ucom && actlen >= USIE_HIPCNS_MIN) {
|
|
|
|
DPRINTF("transferred=%u\n", actlen);
|
|
|
|
/* check if it is really CnS reply */
|
|
usbd_copy_out(pc, 0, sc->sc_resp_temp, 1);
|
|
|
|
if (sc->sc_resp_temp[0] == USIE_HIP_FRM_CHR) {
|
|
|
|
/* verify actlen */
|
|
if (actlen > USIE_BUFSIZE)
|
|
actlen = USIE_BUFSIZE;
|
|
|
|
/* get complete message */
|
|
usbd_copy_out(pc, 0, sc->sc_resp_temp, actlen);
|
|
usie_hip_rsp(sc, sc->sc_resp_temp, actlen);
|
|
|
|
/* need to fall though */
|
|
goto tr_setup;
|
|
}
|
|
/* else call ucom_put_data() */
|
|
}
|
|
/* standard ucom transfer */
|
|
ucom_put_data(ucom, pc, 0, actlen);
|
|
|
|
/* fall though */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
if (error != USB_ERR_CANCELLED) {
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_uc_tx_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct ucom_softc *ucom = usbd_xfer_softc(xfer);
|
|
struct usb_page_cache *pc;
|
|
uint32_t actlen;
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
|
|
/* handle CnS request */
|
|
struct mbuf *m = usbd_xfer_get_priv(xfer);
|
|
|
|
if (m != NULL) {
|
|
usbd_m_copy_in(pc, 0, m, 0, m->m_pkthdr.len);
|
|
usbd_xfer_set_frame_len(xfer, 0, m->m_pkthdr.len);
|
|
usbd_xfer_set_priv(xfer, NULL);
|
|
usbd_transfer_submit(xfer);
|
|
m_freem(m);
|
|
break;
|
|
}
|
|
/* standard ucom transfer */
|
|
if (ucom_get_data(ucom, pc, 0, USIE_BUFSIZE, &actlen)) {
|
|
usbd_xfer_set_frame_len(xfer, 0, actlen);
|
|
usbd_transfer_submit(xfer);
|
|
}
|
|
break;
|
|
|
|
default: /* Error */
|
|
if (error != USB_ERR_CANCELLED) {
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_uc_status_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct usb_page_cache *pc;
|
|
struct {
|
|
struct usb_device_request req;
|
|
uint16_t param;
|
|
} st;
|
|
uint32_t actlen;
|
|
uint16_t param;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTFN(4, "info received, actlen=%u\n", actlen);
|
|
|
|
if (actlen < sizeof(st)) {
|
|
DPRINTF("data too short actlen=%u\n", actlen);
|
|
goto tr_setup;
|
|
}
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, 0, &st, sizeof(st));
|
|
|
|
if (st.req.bmRequestType == 0xa1 && st.req.bRequest == 0x20) {
|
|
struct ucom_softc *ucom = usbd_xfer_softc(xfer);
|
|
struct usie_softc *sc = ucom->sc_parent;
|
|
|
|
param = le16toh(st.param);
|
|
DPRINTF("param=%x\n", param);
|
|
sc->sc_msr = sc->sc_lsr = 0;
|
|
sc->sc_msr |= (param & USIE_DCD) ? SER_DCD : 0;
|
|
sc->sc_msr |= (param & USIE_DSR) ? SER_DSR : 0;
|
|
sc->sc_msr |= (param & USIE_RI) ? SER_RI : 0;
|
|
sc->sc_msr |= (param & USIE_CTS) ? 0 : SER_CTS;
|
|
sc->sc_msr |= (param & USIE_RTS) ? SER_RTS : 0;
|
|
sc->sc_msr |= (param & USIE_DTR) ? SER_DTR : 0;
|
|
}
|
|
/* fall though */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF("USB transfer error, %s\n",
|
|
usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_if_rx_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct usie_softc *sc = usbd_xfer_softc(xfer);
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
struct mbuf *m0;
|
|
struct mbuf *m = NULL;
|
|
struct usie_desc *rxd;
|
|
uint32_t actlen;
|
|
uint16_t err;
|
|
uint16_t pkt;
|
|
uint16_t ipl;
|
|
uint16_t len;
|
|
uint16_t diff;
|
|
uint8_t pad;
|
|
uint8_t ipv;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTFN(15, "rx done, actlen=%u\n", actlen);
|
|
|
|
if (actlen < sizeof(struct usie_hip)) {
|
|
DPRINTF("data too short %u\n", actlen);
|
|
goto tr_setup;
|
|
}
|
|
m = sc->sc_rxm;
|
|
sc->sc_rxm = NULL;
|
|
|
|
/* fall though */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
|
|
if (sc->sc_rxm == NULL) {
|
|
sc->sc_rxm = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR,
|
|
MJUMPAGESIZE /* could be bigger than MCLBYTES */ );
|
|
}
|
|
if (sc->sc_rxm == NULL) {
|
|
DPRINTF("could not allocate Rx mbuf\n");
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
|
|
usbd_xfer_set_stall(xfer);
|
|
usbd_xfer_set_frames(xfer, 0);
|
|
} else {
|
|
/*
|
|
* Directly loading a mbuf cluster into DMA to
|
|
* save some data copying. This works because
|
|
* there is only one cluster.
|
|
*/
|
|
usbd_xfer_set_frame_data(xfer, 0,
|
|
mtod(sc->sc_rxm, caddr_t), MIN(MJUMPAGESIZE, USIE_RXSZ_MAX));
|
|
usbd_xfer_set_frames(xfer, 1);
|
|
}
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF("USB transfer error, %s\n", usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
|
|
goto tr_setup;
|
|
}
|
|
if (sc->sc_rxm != NULL) {
|
|
m_freem(sc->sc_rxm);
|
|
sc->sc_rxm = NULL;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (m == NULL)
|
|
return;
|
|
|
|
mtx_unlock(&sc->sc_mtx);
|
|
|
|
m->m_pkthdr.len = m->m_len = actlen;
|
|
|
|
err = pkt = 0;
|
|
|
|
/* HW can aggregate multiple frames in a single USB xfer */
|
|
for (;;) {
|
|
rxd = mtod(m, struct usie_desc *);
|
|
|
|
len = be16toh(rxd->hip.len) & USIE_HIP_IP_LEN_MASK;
|
|
pad = (rxd->hip.id & USIE_HIP_PAD) ? 1 : 0;
|
|
ipl = (len - pad - ETHER_HDR_LEN);
|
|
if (ipl >= len) {
|
|
DPRINTF("Corrupt frame\n");
|
|
m_freem(m);
|
|
break;
|
|
}
|
|
diff = sizeof(struct usie_desc) + ipl + pad;
|
|
|
|
if (((rxd->hip.id & USIE_HIP_MASK) != USIE_HIP_IP) ||
|
|
(be16toh(rxd->desc_type) & USIE_TYPE_MASK) != USIE_IP_RX) {
|
|
DPRINTF("received wrong type of packet\n");
|
|
m->m_data += diff;
|
|
m->m_pkthdr.len = (m->m_len -= diff);
|
|
err++;
|
|
if (m->m_pkthdr.len > 0)
|
|
continue;
|
|
m_freem(m);
|
|
break;
|
|
}
|
|
switch (be16toh(rxd->ethhdr.ether_type)) {
|
|
case ETHERTYPE_IP:
|
|
ipv = NETISR_IP;
|
|
break;
|
|
#ifdef INET6
|
|
case ETHERTYPE_IPV6:
|
|
ipv = NETISR_IPV6;
|
|
break;
|
|
#endif
|
|
default:
|
|
DPRINTF("unsupported ether type\n");
|
|
err++;
|
|
break;
|
|
}
|
|
|
|
/* the last packet */
|
|
if (m->m_pkthdr.len <= diff) {
|
|
m->m_data += (sizeof(struct usie_desc) + pad);
|
|
m->m_pkthdr.len = m->m_len = ipl;
|
|
m->m_pkthdr.rcvif = ifp;
|
|
BPF_MTAP(sc->sc_ifp, m);
|
|
netisr_dispatch(ipv, m);
|
|
break;
|
|
}
|
|
/* copy aggregated frames to another mbuf */
|
|
m0 = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
|
|
if (__predict_false(m0 == NULL)) {
|
|
DPRINTF("could not allocate mbuf\n");
|
|
err++;
|
|
m_freem(m);
|
|
break;
|
|
}
|
|
m_copydata(m, sizeof(struct usie_desc) + pad, ipl, mtod(m0, caddr_t));
|
|
m0->m_pkthdr.rcvif = ifp;
|
|
m0->m_pkthdr.len = m0->m_len = ipl;
|
|
|
|
BPF_MTAP(sc->sc_ifp, m0);
|
|
netisr_dispatch(ipv, m0);
|
|
|
|
m->m_data += diff;
|
|
m->m_pkthdr.len = (m->m_len -= diff);
|
|
}
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
|
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, err);
|
|
if_inc_counter(ifp, IFCOUNTER_IPACKETS, pkt);
|
|
}
|
|
|
|
static void
|
|
usie_if_tx_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct usie_softc *sc = usbd_xfer_softc(xfer);
|
|
struct usb_page_cache *pc;
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
struct mbuf *m;
|
|
uint16_t size;
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTFN(11, "transfer complete\n");
|
|
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
|
|
if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
|
|
|
|
/* fall though */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
|
|
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
|
|
break;
|
|
|
|
IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
|
|
if (m == NULL)
|
|
break;
|
|
|
|
if (m->m_pkthdr.len > (int)(MCLBYTES - ETHER_HDR_LEN +
|
|
ETHER_CRC_LEN - sizeof(sc->sc_txd))) {
|
|
DPRINTF("packet len is too big: %d\n",
|
|
m->m_pkthdr.len);
|
|
break;
|
|
}
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
|
|
sc->sc_txd.hip.len = htobe16(m->m_pkthdr.len +
|
|
ETHER_HDR_LEN + ETHER_CRC_LEN);
|
|
size = sizeof(sc->sc_txd);
|
|
|
|
usbd_copy_in(pc, 0, &sc->sc_txd, size);
|
|
usbd_m_copy_in(pc, size, m, 0, m->m_pkthdr.len);
|
|
usbd_xfer_set_frame_len(xfer, 0, m->m_pkthdr.len +
|
|
size + ETHER_CRC_LEN);
|
|
|
|
BPF_MTAP(ifp, m);
|
|
|
|
m_freem(m);
|
|
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF("USB transfer error, %s\n",
|
|
usbd_errstr(error));
|
|
if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
usbd_xfer_set_stall(xfer);
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_if_status_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct usie_softc *sc = usbd_xfer_softc(xfer);
|
|
struct usb_page_cache *pc;
|
|
struct usb_cdc_notification cdc;
|
|
uint32_t actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTFN(4, "info received, actlen=%d\n", actlen);
|
|
|
|
/* usb_cdc_notification - .data[16] */
|
|
if (actlen < (sizeof(cdc) - 16)) {
|
|
DPRINTF("data too short %d\n", actlen);
|
|
goto tr_setup;
|
|
}
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, 0, &cdc, (sizeof(cdc) - 16));
|
|
|
|
DPRINTFN(4, "bNotification=%x\n", cdc.bNotification);
|
|
|
|
if (cdc.bNotification & UCDC_N_RESPONSE_AVAILABLE) {
|
|
taskqueue_enqueue(taskqueue_thread,
|
|
&sc->sc_if_status_task);
|
|
}
|
|
/* fall though */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF("USB transfer error, %s\n",
|
|
usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_if_sync_to(void *arg)
|
|
{
|
|
struct usie_softc *sc = arg;
|
|
|
|
taskqueue_enqueue(taskqueue_thread, &sc->sc_if_sync_task);
|
|
}
|
|
|
|
static void
|
|
usie_if_sync_cb(void *arg, int pending)
|
|
{
|
|
struct usie_softc *sc = arg;
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
|
|
|
/* call twice */
|
|
usie_if_cmd(sc, USIE_HIP_SYNC2M);
|
|
usie_if_cmd(sc, USIE_HIP_SYNC2M);
|
|
|
|
usb_callout_reset(&sc->sc_if_sync_ch, 2 * hz, usie_if_sync_to, sc);
|
|
|
|
mtx_unlock(&sc->sc_mtx);
|
|
}
|
|
|
|
static void
|
|
usie_if_status_cb(void *arg, int pending)
|
|
{
|
|
struct usie_softc *sc = arg;
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
struct usb_device_request req;
|
|
struct usie_hip *hip;
|
|
struct usie_lsi *lsi;
|
|
uint16_t actlen;
|
|
uint8_t ntries;
|
|
uint8_t pad;
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
|
|
|
req.bmRequestType = UT_READ_CLASS_INTERFACE;
|
|
req.bRequest = UCDC_GET_ENCAPSULATED_RESPONSE;
|
|
USETW(req.wValue, 0);
|
|
USETW(req.wIndex, sc->sc_if_ifnum);
|
|
USETW(req.wLength, sizeof(sc->sc_status_temp));
|
|
|
|
for (ntries = 0; ntries != 10; ntries++) {
|
|
int err;
|
|
|
|
err = usbd_do_request_flags(sc->sc_udev,
|
|
&sc->sc_mtx, &req, sc->sc_status_temp, USB_SHORT_XFER_OK,
|
|
&actlen, USB_DEFAULT_TIMEOUT);
|
|
|
|
if (err == 0)
|
|
break;
|
|
|
|
DPRINTF("Control request failed: %s %d/10\n",
|
|
usbd_errstr(err), ntries);
|
|
|
|
usb_pause_mtx(&sc->sc_mtx, USB_MS_TO_TICKS(10));
|
|
}
|
|
|
|
if (ntries == 10) {
|
|
mtx_unlock(&sc->sc_mtx);
|
|
DPRINTF("Timeout\n");
|
|
return;
|
|
}
|
|
|
|
hip = (struct usie_hip *)sc->sc_status_temp;
|
|
|
|
pad = (hip->id & USIE_HIP_PAD) ? 1 : 0;
|
|
|
|
DPRINTF("hip.id=%x hip.len=%d actlen=%u pad=%d\n",
|
|
hip->id, be16toh(hip->len), actlen, pad);
|
|
|
|
switch (hip->id & USIE_HIP_MASK) {
|
|
case USIE_HIP_SYNC2H:
|
|
usie_if_cmd(sc, USIE_HIP_SYNC2M);
|
|
break;
|
|
case USIE_HIP_RESTR:
|
|
usb_callout_stop(&sc->sc_if_sync_ch);
|
|
break;
|
|
case USIE_HIP_UMTS:
|
|
lsi = (struct usie_lsi *)(
|
|
sc->sc_status_temp + sizeof(struct usie_hip) + pad);
|
|
|
|
DPRINTF("lsi.proto=%x lsi.len=%d\n", lsi->proto,
|
|
be16toh(lsi->len));
|
|
|
|
if (lsi->proto != USIE_LSI_UMTS)
|
|
break;
|
|
|
|
if (lsi->area == USIE_LSI_AREA_NO ||
|
|
lsi->area == USIE_LSI_AREA_NODATA) {
|
|
device_printf(sc->sc_dev, "no service available\n");
|
|
break;
|
|
}
|
|
if (lsi->state == USIE_LSI_STATE_IDLE) {
|
|
DPRINTF("lsi.state=%x\n", lsi->state);
|
|
break;
|
|
}
|
|
DPRINTF("ctx=%x\n", hip->param);
|
|
sc->sc_txd.hip.param = hip->param;
|
|
|
|
sc->sc_net.addr_len = lsi->pdp_addr_len;
|
|
memcpy(&sc->sc_net.dns1_addr, &lsi->dns1_addr, 16);
|
|
memcpy(&sc->sc_net.dns2_addr, &lsi->dns2_addr, 16);
|
|
memcpy(sc->sc_net.pdp_addr, lsi->pdp_addr, 16);
|
|
memcpy(sc->sc_net.gw_addr, lsi->gw_addr, 16);
|
|
ifp->if_flags |= IFF_UP;
|
|
ifp->if_drv_flags |= IFF_DRV_RUNNING;
|
|
|
|
device_printf(sc->sc_dev, "IP Addr=%d.%d.%d.%d\n",
|
|
*lsi->pdp_addr, *(lsi->pdp_addr + 1),
|
|
*(lsi->pdp_addr + 2), *(lsi->pdp_addr + 3));
|
|
device_printf(sc->sc_dev, "Gateway Addr=%d.%d.%d.%d\n",
|
|
*lsi->gw_addr, *(lsi->gw_addr + 1),
|
|
*(lsi->gw_addr + 2), *(lsi->gw_addr + 3));
|
|
device_printf(sc->sc_dev, "Prim NS Addr=%d.%d.%d.%d\n",
|
|
*lsi->dns1_addr, *(lsi->dns1_addr + 1),
|
|
*(lsi->dns1_addr + 2), *(lsi->dns1_addr + 3));
|
|
device_printf(sc->sc_dev, "Scnd NS Addr=%d.%d.%d.%d\n",
|
|
*lsi->dns2_addr, *(lsi->dns2_addr + 1),
|
|
*(lsi->dns2_addr + 2), *(lsi->dns2_addr + 3));
|
|
|
|
usie_cns_req(sc, USIE_CNS_ID_RSSI, USIE_CNS_OB_RSSI);
|
|
break;
|
|
|
|
case USIE_HIP_RCGI:
|
|
/* ignore, workaround for sloppy windows */
|
|
break;
|
|
default:
|
|
DPRINTF("undefined msgid: %x\n", hip->id);
|
|
break;
|
|
}
|
|
|
|
mtx_unlock(&sc->sc_mtx);
|
|
}
|
|
|
|
static void
|
|
usie_if_start(struct ifnet *ifp)
|
|
{
|
|
struct usie_softc *sc = ifp->if_softc;
|
|
|
|
if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
|
|
DPRINTF("Not running\n");
|
|
return;
|
|
}
|
|
mtx_lock(&sc->sc_mtx);
|
|
usbd_transfer_start(sc->sc_if_xfer[USIE_IF_TX]);
|
|
mtx_unlock(&sc->sc_mtx);
|
|
|
|
DPRINTFN(3, "interface started\n");
|
|
}
|
|
|
|
static int
|
|
usie_if_output(struct ifnet *ifp, struct mbuf *m, const struct sockaddr *dst,
|
|
struct route *ro)
|
|
{
|
|
int err;
|
|
|
|
DPRINTF("proto=%x\n", dst->sa_family);
|
|
|
|
switch (dst->sa_family) {
|
|
#ifdef INET6
|
|
case AF_INET6;
|
|
/* fall though */
|
|
#endif
|
|
case AF_INET:
|
|
break;
|
|
|
|
/* silently drop dhclient packets */
|
|
case AF_UNSPEC:
|
|
m_freem(m);
|
|
return (0);
|
|
|
|
/* drop other packet types */
|
|
default:
|
|
m_freem(m);
|
|
return (EAFNOSUPPORT);
|
|
}
|
|
|
|
err = (ifp->if_transmit)(ifp, m);
|
|
if (err) {
|
|
if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
|
|
return (ENOBUFS);
|
|
}
|
|
if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
usie_if_init(void *arg)
|
|
{
|
|
struct usie_softc *sc = arg;
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
uint8_t i;
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
|
|
|
/* write tx descriptor */
|
|
sc->sc_txd.hip.id = USIE_HIP_CTX;
|
|
sc->sc_txd.hip.param = 0; /* init value */
|
|
sc->sc_txd.desc_type = htobe16(USIE_IP_TX);
|
|
|
|
for (i = 0; i != USIE_IF_N_XFER; i++)
|
|
usbd_xfer_set_stall(sc->sc_if_xfer[i]);
|
|
|
|
usbd_transfer_start(sc->sc_uc_xfer[USIE_HIP_IF][USIE_UC_RX]);
|
|
usbd_transfer_start(sc->sc_if_xfer[USIE_IF_STATUS]);
|
|
usbd_transfer_start(sc->sc_if_xfer[USIE_IF_RX]);
|
|
|
|
/* if not running, initiate the modem */
|
|
if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
|
|
usie_cns_req(sc, USIE_CNS_ID_INIT, USIE_CNS_OB_LINK_UPDATE);
|
|
|
|
mtx_unlock(&sc->sc_mtx);
|
|
|
|
DPRINTF("ifnet initialized\n");
|
|
}
|
|
|
|
static void
|
|
usie_if_stop(struct usie_softc *sc)
|
|
{
|
|
usb_callout_drain(&sc->sc_if_sync_ch);
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
|
|
|
/* usie_cns_req() clears IFF_* flags */
|
|
usie_cns_req(sc, USIE_CNS_ID_STOP, USIE_CNS_OB_LINK_UPDATE);
|
|
|
|
usbd_transfer_stop(sc->sc_if_xfer[USIE_IF_TX]);
|
|
usbd_transfer_stop(sc->sc_if_xfer[USIE_IF_RX]);
|
|
usbd_transfer_stop(sc->sc_if_xfer[USIE_IF_STATUS]);
|
|
|
|
/* shutdown device */
|
|
usie_if_cmd(sc, USIE_HIP_DOWN);
|
|
|
|
mtx_unlock(&sc->sc_mtx);
|
|
}
|
|
|
|
static int
|
|
usie_if_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
|
|
{
|
|
struct usie_softc *sc = ifp->if_softc;
|
|
struct ieee80211req *ireq;
|
|
struct ieee80211req_sta_info si;
|
|
struct ifmediareq *ifmr;
|
|
|
|
switch (cmd) {
|
|
case SIOCSIFFLAGS:
|
|
if (ifp->if_flags & IFF_UP) {
|
|
if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
|
|
usie_if_init(sc);
|
|
} else {
|
|
if (ifp->if_drv_flags & IFF_DRV_RUNNING)
|
|
usie_if_stop(sc);
|
|
}
|
|
break;
|
|
|
|
case SIOCSIFCAP:
|
|
if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
|
|
device_printf(sc->sc_dev,
|
|
"Connect to the network first.\n");
|
|
break;
|
|
}
|
|
mtx_lock(&sc->sc_mtx);
|
|
usie_cns_req(sc, USIE_CNS_ID_RSSI, USIE_CNS_OB_RSSI);
|
|
mtx_unlock(&sc->sc_mtx);
|
|
break;
|
|
|
|
case SIOCG80211:
|
|
ireq = (struct ieee80211req *)data;
|
|
|
|
if (ireq->i_type != IEEE80211_IOC_STA_INFO)
|
|
break;
|
|
|
|
memset(&si, 0, sizeof(si));
|
|
si.isi_len = sizeof(si);
|
|
/*
|
|
* ifconfig expects RSSI in 0.5dBm units
|
|
* relative to the noise floor.
|
|
*/
|
|
si.isi_rssi = 2 * sc->sc_rssi;
|
|
if (copyout(&si, (uint8_t *)ireq->i_data + 8,
|
|
sizeof(struct ieee80211req_sta_info)))
|
|
DPRINTF("copyout failed\n");
|
|
DPRINTF("80211\n");
|
|
break;
|
|
|
|
case SIOCGIFMEDIA: /* to fool ifconfig */
|
|
ifmr = (struct ifmediareq *)data;
|
|
ifmr->ifm_count = 1;
|
|
DPRINTF("media\n");
|
|
break;
|
|
|
|
case SIOCSIFADDR:
|
|
break;
|
|
|
|
default:
|
|
return (EINVAL);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
usie_do_request(struct usie_softc *sc, struct usb_device_request *req,
|
|
void *data)
|
|
{
|
|
int err = 0;
|
|
int ntries;
|
|
|
|
mtx_assert(&sc->sc_mtx, MA_OWNED);
|
|
|
|
for (ntries = 0; ntries != 10; ntries++) {
|
|
err = usbd_do_request(sc->sc_udev,
|
|
&sc->sc_mtx, req, data);
|
|
if (err == 0)
|
|
break;
|
|
|
|
DPRINTF("Control request failed: %s %d/10\n",
|
|
usbd_errstr(err), ntries);
|
|
|
|
usb_pause_mtx(&sc->sc_mtx, USB_MS_TO_TICKS(10));
|
|
}
|
|
return (err);
|
|
}
|
|
|
|
static int
|
|
usie_if_cmd(struct usie_softc *sc, uint8_t cmd)
|
|
{
|
|
struct usb_device_request req;
|
|
struct usie_hip msg;
|
|
|
|
msg.len = 0;
|
|
msg.id = cmd;
|
|
msg.param = 0;
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = UCDC_SEND_ENCAPSULATED_COMMAND;
|
|
USETW(req.wValue, 0);
|
|
USETW(req.wIndex, sc->sc_if_ifnum);
|
|
USETW(req.wLength, sizeof(msg));
|
|
|
|
DPRINTF("cmd=%x\n", cmd);
|
|
|
|
return (usie_do_request(sc, &req, &msg));
|
|
}
|
|
|
|
static void
|
|
usie_cns_req(struct usie_softc *sc, uint32_t id, uint16_t obj)
|
|
{
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
struct mbuf *m;
|
|
struct usb_xfer *xfer;
|
|
struct usie_hip *hip;
|
|
struct usie_cns *cns;
|
|
uint8_t *param;
|
|
uint8_t *tmp;
|
|
uint8_t cns_len;
|
|
|
|
m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
|
|
if (__predict_false(m == NULL)) {
|
|
DPRINTF("could not allocate mbuf\n");
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
|
|
return;
|
|
}
|
|
/* to align usie_hip{} on 32 bit */
|
|
m->m_data += 3;
|
|
param = mtod(m, uint8_t *);
|
|
*param++ = USIE_HIP_FRM_CHR;
|
|
hip = (struct usie_hip *)param;
|
|
cns = (struct usie_cns *)(hip + 1);
|
|
|
|
tmp = param + USIE_HIPCNS_MIN - 2;
|
|
|
|
switch (obj) {
|
|
case USIE_CNS_OB_LINK_UPDATE:
|
|
cns_len = 2;
|
|
cns->op = USIE_CNS_OP_SET;
|
|
*tmp++ = 1; /* profile ID, always use 1 for now */
|
|
*tmp++ = id == USIE_CNS_ID_INIT ? 1 : 0;
|
|
break;
|
|
|
|
case USIE_CNS_OB_PROF_WRITE:
|
|
cns_len = 245;
|
|
cns->op = USIE_CNS_OP_SET;
|
|
*tmp++ = 1; /* profile ID, always use 1 for now */
|
|
*tmp++ = 2;
|
|
memcpy(tmp, &sc->sc_net, 34);
|
|
memset(tmp + 35, 0, 245 - 36);
|
|
tmp += 243;
|
|
break;
|
|
|
|
case USIE_CNS_OB_RSSI:
|
|
cns_len = 0;
|
|
cns->op = USIE_CNS_OP_REQ;
|
|
break;
|
|
|
|
default:
|
|
DPRINTF("unsupported CnS object type\n");
|
|
return;
|
|
}
|
|
*tmp = USIE_HIP_FRM_CHR;
|
|
|
|
hip->len = htobe16(sizeof(struct usie_cns) + cns_len);
|
|
hip->id = USIE_HIP_CNS2M;
|
|
hip->param = 0; /* none for CnS */
|
|
|
|
cns->obj = htobe16(obj);
|
|
cns->id = htobe32(id);
|
|
cns->len = cns_len;
|
|
cns->rsv0 = cns->rsv1 = 0; /* always '0' */
|
|
|
|
param = (uint8_t *)(cns + 1);
|
|
|
|
DPRINTF("param: %16D\n", param, ":");
|
|
|
|
m->m_pkthdr.len = m->m_len = USIE_HIPCNS_MIN + cns_len + 2;
|
|
|
|
xfer = sc->sc_uc_xfer[USIE_HIP_IF][USIE_UC_TX];
|
|
|
|
if (usbd_xfer_get_priv(xfer) == NULL) {
|
|
usbd_xfer_set_priv(xfer, m);
|
|
usbd_transfer_start(xfer);
|
|
} else {
|
|
DPRINTF("Dropped CNS event\n");
|
|
m_freem(m);
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_cns_rsp(struct usie_softc *sc, struct usie_cns *cns)
|
|
{
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
|
|
DPRINTF("received CnS\n");
|
|
|
|
switch (be16toh(cns->obj)) {
|
|
case USIE_CNS_OB_LINK_UPDATE:
|
|
if (be32toh(cns->id) & USIE_CNS_ID_INIT)
|
|
usie_if_sync_to(sc);
|
|
else if (be32toh(cns->id) & USIE_CNS_ID_STOP) {
|
|
ifp->if_flags &= ~IFF_UP;
|
|
ifp->if_drv_flags &=
|
|
~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
|
|
} else
|
|
DPRINTF("undefined link update\n");
|
|
break;
|
|
|
|
case USIE_CNS_OB_RSSI:
|
|
sc->sc_rssi = be16toh(*(int16_t *)(cns + 1));
|
|
if (sc->sc_rssi <= 0)
|
|
device_printf(sc->sc_dev, "No signal\n");
|
|
else {
|
|
device_printf(sc->sc_dev, "RSSI=%ddBm\n",
|
|
sc->sc_rssi - 110);
|
|
}
|
|
break;
|
|
|
|
case USIE_CNS_OB_PROF_WRITE:
|
|
break;
|
|
|
|
case USIE_CNS_OB_PDP_READ:
|
|
break;
|
|
|
|
default:
|
|
DPRINTF("undefined CnS\n");
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
usie_hip_rsp(struct usie_softc *sc, uint8_t *rsp, uint32_t len)
|
|
{
|
|
struct usie_hip *hip;
|
|
struct usie_cns *cns;
|
|
uint32_t i;
|
|
uint32_t j;
|
|
uint32_t off;
|
|
uint8_t tmp[USIE_HIPCNS_MAX] __aligned(4);
|
|
|
|
for (off = 0; (off + USIE_HIPCNS_MIN) <= len; off++) {
|
|
|
|
uint8_t pad;
|
|
|
|
while ((off < len) && (rsp[off] == USIE_HIP_FRM_CHR))
|
|
off++;
|
|
|
|
/* Unstuff the bytes */
|
|
for (i = j = 0; ((i + off) < len) &&
|
|
(j < USIE_HIPCNS_MAX); i++) {
|
|
|
|
if (rsp[i + off] == USIE_HIP_FRM_CHR)
|
|
break;
|
|
|
|
if (rsp[i + off] == USIE_HIP_ESC_CHR) {
|
|
if ((i + off + 1) >= len)
|
|
break;
|
|
tmp[j++] = rsp[i++ + off + 1] ^ 0x20;
|
|
} else {
|
|
tmp[j++] = rsp[i + off];
|
|
}
|
|
}
|
|
|
|
off += i;
|
|
|
|
DPRINTF("frame len=%d\n", j);
|
|
|
|
if (j < sizeof(struct usie_hip)) {
|
|
DPRINTF("too little data\n");
|
|
break;
|
|
}
|
|
/*
|
|
* Make sure we are not reading the stack if something
|
|
* is wrong.
|
|
*/
|
|
memset(tmp + j, 0, sizeof(tmp) - j);
|
|
|
|
hip = (struct usie_hip *)tmp;
|
|
|
|
DPRINTF("hip: len=%d msgID=%02x, param=%02x\n",
|
|
be16toh(hip->len), hip->id, hip->param);
|
|
|
|
pad = (hip->id & USIE_HIP_PAD) ? 1 : 0;
|
|
|
|
if ((hip->id & USIE_HIP_MASK) == USIE_HIP_CNS2H) {
|
|
cns = (struct usie_cns *)(((uint8_t *)(hip + 1)) + pad);
|
|
|
|
if (j < (sizeof(struct usie_cns) +
|
|
sizeof(struct usie_hip) + pad)) {
|
|
DPRINTF("too little data\n");
|
|
break;
|
|
}
|
|
DPRINTF("cns: obj=%04x, op=%02x, rsv0=%02x, "
|
|
"app=%08x, rsv1=%02x, len=%d\n",
|
|
be16toh(cns->obj), cns->op, cns->rsv0,
|
|
be32toh(cns->id), cns->rsv1, cns->len);
|
|
|
|
if (cns->op & USIE_CNS_OP_ERR)
|
|
DPRINTF("CnS error response\n");
|
|
else
|
|
usie_cns_rsp(sc, cns);
|
|
|
|
i = sizeof(struct usie_hip) + pad + sizeof(struct usie_cns);
|
|
j = cns->len;
|
|
} else {
|
|
i = sizeof(struct usie_hip) + pad;
|
|
j = be16toh(hip->len);
|
|
}
|
|
#ifdef USB_DEBUG
|
|
if (usie_debug == 0)
|
|
continue;
|
|
|
|
while (i < USIE_HIPCNS_MAX && j > 0) {
|
|
DPRINTF("param[0x%02x] = 0x%02x\n", i, tmp[i]);
|
|
i++;
|
|
j--;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
static int
|
|
usie_driver_loaded(struct module *mod, int what, void *arg)
|
|
{
|
|
switch (what) {
|
|
case MOD_LOAD:
|
|
/* register autoinstall handler */
|
|
usie_etag = EVENTHANDLER_REGISTER(usb_dev_configured,
|
|
usie_autoinst, NULL, EVENTHANDLER_PRI_ANY);
|
|
break;
|
|
case MOD_UNLOAD:
|
|
EVENTHANDLER_DEREGISTER(usb_dev_configured, usie_etag);
|
|
break;
|
|
default:
|
|
return (EOPNOTSUPP);
|
|
}
|
|
return (0);
|
|
}
|
|
|