2 * Copyright (c) 2002, Alexander Kabaev <kan.FreeBSD.org>.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 * Copyright (c) 2001 The NetBSD Foundation, Inc.
31 * All rights reserved.
33 * This code is derived from software contributed to The NetBSD Foundation
34 * by Ichiro FUKUHARA (ichiro@ichiro.org).
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 * 3. All advertising materials mentioning features or use of this software
45 * must display the following acknowledgement:
46 * This product includes software developed by the NetBSD
47 * Foundation, Inc. and its contributors.
48 * 4. Neither the name of The NetBSD Foundation nor the names of its
49 * contributors may be used to endorse or promote products derived
50 * from this software without specific prior written permission.
52 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
53 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
54 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
55 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
56 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
57 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
58 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
59 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
60 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
61 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
62 * POSSIBILITY OF SUCH DAMAGE.
65 #include <sys/param.h>
66 #include <sys/systm.h>
67 #include <sys/kernel.h>
68 #include <sys/malloc.h>
69 #include <sys/module.h>
71 #include <sys/ioccom.h>
72 #include <sys/fcntl.h>
73 #include <sys/taskqueue.h>
77 #if __FreeBSD_version >= 500014
78 #include <sys/selinfo.h>
80 #include <sys/select.h>
84 #include <sys/sysctl.h>
86 #include <dev/usb/usb.h>
87 #include <dev/usb/usbcdc.h>
89 #include <dev/usb/usbdi.h>
90 #include <dev/usb/usbdi_util.h>
92 #include <dev/usb/usb_quirks.h>
94 #include <dev/usb/ucomvar.h>
97 static int ubsadebug = 0;
98 SYSCTL_NODE(_hw_usb, OID_AUTO, ubsa, CTLFLAG_RW, 0, "USB ubsa");
99 SYSCTL_INT(_hw_usb_ubsa, OID_AUTO, debug, CTLFLAG_RW,
100 &ubsadebug, 0, "ubsa debug level");
102 #define DPRINTFN(n, x) do { \
103 if (ubsadebug > (n)) \
107 #define DPRINTFN(n, x)
109 #define DPRINTF(x) DPRINTFN(0, x)
111 #define UBSA_MODVER 1 /* module version */
113 #define UBSA_CONFIG_INDEX 1
114 #define UBSA_IFACE_INDEX 0
116 #define UBSA_INTR_INTERVAL 100 /* ms */
118 #define UBSA_SET_BAUDRATE 0x00
119 #define UBSA_SET_STOP_BITS 0x01
120 #define UBSA_SET_DATA_BITS 0x02
121 #define UBSA_SET_PARITY 0x03
122 #define UBSA_SET_DTR 0x0A
123 #define UBSA_SET_RTS 0x0B
124 #define UBSA_SET_BREAK 0x0C
125 #define UBSA_SET_FLOW_CTRL 0x10
127 #define UBSA_PARITY_NONE 0x00
128 #define UBSA_PARITY_EVEN 0x01
129 #define UBSA_PARITY_ODD 0x02
130 #define UBSA_PARITY_MARK 0x03
131 #define UBSA_PARITY_SPACE 0x04
133 #define UBSA_FLOW_NONE 0x0000
134 #define UBSA_FLOW_OCTS 0x0001
135 #define UBSA_FLOW_ODSR 0x0002
136 #define UBSA_FLOW_IDSR 0x0004
137 #define UBSA_FLOW_IDTR 0x0008
138 #define UBSA_FLOW_IRTS 0x0010
139 #define UBSA_FLOW_ORTS 0x0020
140 #define UBSA_FLOW_UNKNOWN 0x0040
141 #define UBSA_FLOW_OXON 0x0080
142 #define UBSA_FLOW_IXON 0x0100
144 /* line status register */
145 #define UBSA_LSR_TSRE 0x40 /* Transmitter empty: byte sent */
146 #define UBSA_LSR_TXRDY 0x20 /* Transmitter buffer empty */
147 #define UBSA_LSR_BI 0x10 /* Break detected */
148 #define UBSA_LSR_FE 0x08 /* Framing error: bad stop bit */
149 #define UBSA_LSR_PE 0x04 /* Parity error */
150 #define UBSA_LSR_OE 0x02 /* Overrun, lost incoming byte */
151 #define UBSA_LSR_RXRDY 0x01 /* Byte ready in Receive Buffer */
152 #define UBSA_LSR_RCV_MASK 0x1f /* Mask for incoming data or error */
154 /* modem status register */
155 /* All deltas are from the last read of the MSR. */
156 #define UBSA_MSR_DCD 0x80 /* Current Data Carrier Detect */
157 #define UBSA_MSR_RI 0x40 /* Current Ring Indicator */
158 #define UBSA_MSR_DSR 0x20 /* Current Data Set Ready */
159 #define UBSA_MSR_CTS 0x10 /* Current Clear to Send */
160 #define UBSA_MSR_DDCD 0x08 /* DCD has changed state */
161 #define UBSA_MSR_TERI 0x04 /* RI has toggled low to high */
162 #define UBSA_MSR_DDSR 0x02 /* DSR has changed state */
163 #define UBSA_MSR_DCTS 0x01 /* CTS has changed state */
166 struct ucom_softc sc_ucom;
168 int sc_iface_number; /* interface number */
170 usbd_interface_handle sc_intr_iface; /* interrupt interface */
171 int sc_intr_number; /* interrupt number */
172 usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */
173 u_char *sc_intr_buf; /* interrupt buffer */
176 u_char sc_dtr; /* current DTR state */
177 u_char sc_rts; /* current RTS state */
179 u_char sc_lsr; /* Local status register */
180 u_char sc_msr; /* ubsa status register */
184 static void ubsa_intr(usbd_xfer_handle, usbd_private_handle, usbd_status);
185 static void ubsa_notify(void *, int count);
187 static void ubsa_get_status(void *, int, u_char *, u_char *);
188 static void ubsa_set(void *, int, int, int);
189 static int ubsa_param(void *, int, struct termios *);
190 static int ubsa_open(void *, int);
191 static void ubsa_close(void *, int);
193 static int ubsa_request(struct ubsa_softc *, u_int8_t, u_int16_t);
194 static void ubsa_dtr(struct ubsa_softc *, int);
195 static void ubsa_rts(struct ubsa_softc *, int);
196 static void ubsa_baudrate(struct ubsa_softc *, speed_t);
197 static void ubsa_parity(struct ubsa_softc *, tcflag_t);
198 static void ubsa_databits(struct ubsa_softc *, tcflag_t);
199 static void ubsa_stopbits(struct ubsa_softc *, tcflag_t);
200 static void ubsa_flow(struct ubsa_softc *, tcflag_t, tcflag_t);
202 struct ucom_callback ubsa_callback = {
213 static const struct ubsa_product {
216 } ubsa_products [] = {
218 { USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U103 },
220 { USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U120 },
221 /* GoHubs GO-COM232 */
222 { USB_VENDOR_ETEK, USB_PRODUCT_ETEK_1COM },
223 /* GoHubs GO-COM232 */
224 { USB_VENDOR_GOHUBS, USB_PRODUCT_GOHUBS_GOCOM232 },
226 { USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_SERIAL1 },
227 /* Novatel Wireless Merlin cards */
228 { USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U740 },
229 /* Option Vodafone MC3G */
230 { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_VODAFONEMC3G },
231 /* Option GlobeTrotter 3G */
232 { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3G },
233 /* Option GlobeTrotter 3G QUAD */
234 { USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GQUAD },
236 { USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_MOBILE },
240 static device_probe_t ubsa_match;
241 static device_attach_t ubsa_attach;
242 static device_detach_t ubsa_detach;
244 static device_method_t ubsa_methods[] = {
245 /* Device interface */
246 DEVMETHOD(device_probe, ubsa_match),
247 DEVMETHOD(device_attach, ubsa_attach),
248 DEVMETHOD(device_detach, ubsa_detach),
252 static driver_t ubsa_driver = {
255 sizeof (struct ubsa_softc)
258 DRIVER_MODULE(ubsa, uhub, ubsa_driver, ucom_devclass, usbd_driver_load, 0);
259 MODULE_DEPEND(ubsa, usb, 1, 1, 1);
260 MODULE_DEPEND(ubsa, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER);
261 MODULE_VERSION(ubsa, UBSA_MODVER);
265 USB_MATCH_START(ubsa, uaa);
268 if (uaa->iface != NULL)
269 return (UMATCH_NONE);
271 for (i = 0; ubsa_products[i].vendor != 0; i++) {
272 if (ubsa_products[i].vendor == uaa->vendor &&
273 ubsa_products[i].product == uaa->product) {
274 return (UMATCH_VENDOR_PRODUCT);
277 return (UMATCH_NONE);
282 USB_ATTACH_START(ubsa, sc, uaa);
283 usbd_device_handle dev;
284 struct ucom_softc *ucom;
285 usb_config_descriptor_t *cdesc;
286 usb_interface_descriptor_t *id;
287 usb_endpoint_descriptor_t *ed;
294 devinfo = malloc(1024, M_USBDEV, M_WAITOK);
297 bzero(sc, sizeof (struct ubsa_softc));
300 * initialize rts, dtr variables to something
301 * different from boolean 0, 1
306 usbd_devinfo(dev, 0, devinfo);
307 /* USB_ATTACH_SETUP; */
309 device_set_desc_copy(self, devinfo);
310 /* USB_ATTACH_SETUP; */
313 ucom->sc_iface = uaa->iface;
315 devname = device_get_nameunit(ucom->sc_dev);
316 printf("%s: %s\n", devname, devinfo);
318 DPRINTF(("ubsa attach: sc = %p\n", sc));
320 /* initialize endpoints */
321 ucom->sc_bulkin_no = ucom->sc_bulkout_no = -1;
322 sc->sc_intr_number = -1;
323 sc->sc_intr_pipe = NULL;
325 /* Move the device into the configured state. */
326 err = usbd_set_config_index(dev, UBSA_CONFIG_INDEX, 1);
328 printf("%s: failed to set configuration: %s\n",
329 devname, usbd_errstr(err));
334 /* get the config descriptor */
335 cdesc = usbd_get_config_descriptor(ucom->sc_udev);
338 printf("%s: failed to get configuration descriptor\n",
339 device_get_nameunit(ucom->sc_dev));
344 /* get the first interface */
345 err = usbd_device2interface_handle(dev, UBSA_IFACE_INDEX,
348 printf("%s: failed to get interface: %s\n",
349 devname, usbd_errstr(err));
354 /* Find the endpoints */
356 id = usbd_get_interface_descriptor(ucom->sc_iface);
357 sc->sc_iface_number = id->bInterfaceNumber;
359 for (i = 0; i < id->bNumEndpoints; i++) {
360 ed = usbd_interface2endpoint_descriptor(ucom->sc_iface, i);
362 printf("%s: no endpoint descriptor for %d\n",
363 device_get_nameunit(ucom->sc_dev), i);
368 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
369 UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
370 sc->sc_intr_number = ed->bEndpointAddress;
371 sc->sc_isize = UGETW(ed->wMaxPacketSize);
372 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
373 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
374 ucom->sc_bulkin_no = ed->bEndpointAddress;
375 ucom->sc_ibufsize = UGETW(ed->wMaxPacketSize);
376 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
377 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
378 ucom->sc_bulkout_no = ed->bEndpointAddress;
379 ucom->sc_obufsize = UGETW(ed->wMaxPacketSize);
383 if (sc->sc_intr_number == -1) {
384 printf("%s: Could not find interrupt in\n",
385 device_get_nameunit(ucom->sc_dev));
390 /* keep interface for interrupt */
391 sc->sc_intr_iface = ucom->sc_iface;
393 if (ucom->sc_bulkin_no == -1) {
394 printf("%s: Could not find data bulk in\n",
395 device_get_nameunit(ucom->sc_dev));
400 if (ucom->sc_bulkout_no == -1) {
401 printf("%s: Could not find data bulk out\n",
402 device_get_nameunit(ucom->sc_dev));
407 ucom->sc_parent = sc;
408 ucom->sc_portno = UCOM_UNK_PORTNO;
409 /* bulkin, bulkout set above */
410 ucom->sc_ibufsizepad = ucom->sc_ibufsize;
411 ucom->sc_opkthdrlen = 0;
412 ucom->sc_callback = &ubsa_callback;
414 DPRINTF(("ubsa: in = 0x%x, out = 0x%x, intr = 0x%x\n",
415 ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number));
417 TASK_INIT(&sc->sc_task, 0, ubsa_notify, sc);
420 free(devinfo, M_USBDEV);
421 USB_ATTACH_SUCCESS_RETURN;
424 free(devinfo, M_USBDEV);
425 USB_ATTACH_ERROR_RETURN;
430 USB_DETACH_START(ubsa, sc);
434 DPRINTF(("ubsa_detach: sc = %p\n", sc));
436 if (sc->sc_intr_pipe != NULL) {
437 usbd_abort_pipe(sc->sc_intr_pipe);
438 usbd_close_pipe(sc->sc_intr_pipe);
439 free(sc->sc_intr_buf, M_USBDEV);
440 sc->sc_intr_pipe = NULL;
443 sc->sc_ucom.sc_dying = 1;
445 taskqueue_drain(taskqueue_swi_giant);
447 rv = ucom_detach(&sc->sc_ucom);
453 ubsa_request(struct ubsa_softc *sc, u_int8_t request, u_int16_t value)
455 usb_device_request_t req;
458 req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
459 req.bRequest = request;
460 USETW(req.wValue, value);
461 USETW(req.wIndex, sc->sc_iface_number);
462 USETW(req.wLength, 0);
464 err = usbd_do_request(sc->sc_ucom.sc_udev, &req, 0);
466 printf("%s: ubsa_request: %s\n",
467 device_get_nameunit(sc->sc_ucom.sc_dev), usbd_errstr(err));
472 ubsa_dtr(struct ubsa_softc *sc, int onoff)
475 DPRINTF(("ubsa_dtr: onoff = %d\n", onoff));
477 if (sc->sc_dtr == onoff)
481 ubsa_request(sc, UBSA_SET_DTR, onoff ? 1 : 0);
485 ubsa_rts(struct ubsa_softc *sc, int onoff)
488 DPRINTF(("ubsa_rts: onoff = %d\n", onoff));
490 if (sc->sc_rts == onoff)
494 ubsa_request(sc, UBSA_SET_RTS, onoff ? 1 : 0);
498 ubsa_break(struct ubsa_softc *sc, int onoff)
501 DPRINTF(("ubsa_rts: onoff = %d\n", onoff));
503 ubsa_request(sc, UBSA_SET_BREAK, onoff ? 1 : 0);
507 ubsa_set(void *addr, int portno, int reg, int onoff)
509 struct ubsa_softc *sc;
520 ubsa_break(sc, onoff);
528 ubsa_baudrate(struct ubsa_softc *sc, speed_t speed)
532 DPRINTF(("ubsa_baudrate: speed = %d\n", speed));
548 value = B230400 / speed;
551 printf("%s: ubsa_param: unsupported baudrate, "
552 "forcing default of 9600\n",
553 device_get_nameunit(sc->sc_ucom.sc_dev));
554 value = B230400 / B9600;
563 ubsa_request(sc, UBSA_SET_BAUDRATE, value);
567 ubsa_parity(struct ubsa_softc *sc, tcflag_t cflag)
571 DPRINTF(("ubsa_parity: cflag = 0x%x\n", cflag));
574 value = (cflag & PARODD) ? UBSA_PARITY_ODD : UBSA_PARITY_EVEN;
576 value = UBSA_PARITY_NONE;
578 ubsa_request(sc, UBSA_SET_PARITY, value);
582 ubsa_databits(struct ubsa_softc *sc, tcflag_t cflag)
586 DPRINTF(("ubsa_databits: cflag = 0x%x\n", cflag));
588 switch (cflag & CSIZE) {
589 case CS5: value = 0; break;
590 case CS6: value = 1; break;
591 case CS7: value = 2; break;
592 case CS8: value = 3; break;
594 printf("%s: ubsa_param: unsupported databits requested, "
595 "forcing default of 8\n",
596 device_get_nameunit(sc->sc_ucom.sc_dev));
600 ubsa_request(sc, UBSA_SET_DATA_BITS, value);
604 ubsa_stopbits(struct ubsa_softc *sc, tcflag_t cflag)
608 DPRINTF(("ubsa_stopbits: cflag = 0x%x\n", cflag));
610 value = (cflag & CSTOPB) ? 1 : 0;
612 ubsa_request(sc, UBSA_SET_STOP_BITS, value);
616 ubsa_flow(struct ubsa_softc *sc, tcflag_t cflag, tcflag_t iflag)
620 DPRINTF(("ubsa_flow: cflag = 0x%x, iflag = 0x%x\n", cflag, iflag));
624 value |= UBSA_FLOW_OCTS | UBSA_FLOW_IRTS;
625 if (iflag & (IXON|IXOFF))
626 value |= UBSA_FLOW_OXON | UBSA_FLOW_IXON;
628 ubsa_request(sc, UBSA_SET_FLOW_CTRL, value);
632 ubsa_param(void *addr, int portno, struct termios *ti)
634 struct ubsa_softc *sc;
638 DPRINTF(("ubsa_param: sc = %p\n", sc));
640 ubsa_baudrate(sc, ti->c_ospeed);
641 ubsa_parity(sc, ti->c_cflag);
642 ubsa_databits(sc, ti->c_cflag);
643 ubsa_stopbits(sc, ti->c_cflag);
644 ubsa_flow(sc, ti->c_cflag, ti->c_iflag);
650 ubsa_open(void *addr, int portno)
652 struct ubsa_softc *sc;
656 if (sc->sc_ucom.sc_dying)
659 DPRINTF(("ubsa_open: sc = %p\n", sc));
661 if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) {
662 sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK);
663 err = usbd_open_pipe_intr(sc->sc_intr_iface,
673 printf("%s: cannot open interrupt pipe (addr %d)\n",
674 device_get_nameunit(sc->sc_ucom.sc_dev),
684 ubsa_close(void *addr, int portno)
686 struct ubsa_softc *sc;
690 if (sc->sc_ucom.sc_dying)
693 DPRINTF(("ubsa_close: close\n"));
695 if (sc->sc_intr_pipe != NULL) {
696 err = usbd_abort_pipe(sc->sc_intr_pipe);
698 printf("%s: abort interrupt pipe failed: %s\n",
699 device_get_nameunit(sc->sc_ucom.sc_dev),
701 err = usbd_close_pipe(sc->sc_intr_pipe);
703 printf("%s: close interrupt pipe failed: %s\n",
704 device_get_nameunit(sc->sc_ucom.sc_dev),
706 free(sc->sc_intr_buf, M_USBDEV);
707 sc->sc_intr_pipe = NULL;
712 ubsa_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
714 struct ubsa_softc *sc;
718 buf = sc->sc_intr_buf;
719 if (sc->sc_ucom.sc_dying)
722 if (status != USBD_NORMAL_COMPLETION) {
723 if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
726 DPRINTF(("%s: ubsa_intr: abnormal status: %s\n",
727 device_get_nameunit(sc->sc_ucom.sc_dev),
728 usbd_errstr(status)));
729 usbd_clear_endpoint_stall_async(sc->sc_intr_pipe);
733 /* incidentally, Belkin adapter status bits match UART 16550 bits */
737 DPRINTF(("%s: ubsa lsr = 0x%02x, msr = 0x%02x\n",
738 device_get_nameunit(sc->sc_ucom.sc_dev), sc->sc_lsr, sc->sc_msr));
740 taskqueue_enqueue(taskqueue_swi_giant, &sc->sc_task);
743 /* Handle delayed events. */
745 ubsa_notify(void *arg, int count)
747 struct ubsa_softc *sc;
750 ucom_status_change(&sc->sc_ucom);
754 ubsa_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
756 struct ubsa_softc *sc;
758 DPRINTF(("ubsa_get_status\n"));