Annotation of src/sys/dev/usb/if_kue.c, Revision 1.88
1.88 ! ozaki-r 1: /* $NetBSD: if_kue.c,v 1.87 2016/11/25 12:56:29 skrll Exp $ */
1.77 mrg 2:
1.1 augustss 3: /*
4: * Copyright (c) 1997, 1998, 1999, 2000
5: * Bill Paul <wpaul@ee.columbia.edu>. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by Bill Paul.
18: * 4. Neither the name of the author nor the names of any co-contributors
19: * may be used to endorse or promote products derived from this software
20: * without specific prior written permission.
21: *
22: * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
23: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25: * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
26: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32: * THE POSSIBILITY OF SUCH DAMAGE.
33: *
34: * $FreeBSD: src/sys/dev/usb/if_kue.c,v 1.14 2000/01/14 01:36:15 wpaul Exp $
35: */
36:
37: /*
38: * Kawasaki LSI KL5KUSB101B USB to ethernet adapter driver.
39: *
40: * Written by Bill Paul <wpaul@ee.columbia.edu>
41: * Electrical Engineering Department
42: * Columbia University, New York City
43: */
44:
45: /*
46: * The KLSI USB to ethernet adapter chip contains an USB serial interface,
47: * ethernet MAC and embedded microcontroller (called the QT Engine).
48: * The chip must have firmware loaded into it before it will operate.
49: * Packets are passed between the chip and host via bulk transfers.
50: * There is an interrupt endpoint mentioned in the software spec, however
51: * it's currently unused. This device is 10Mbps half-duplex only, hence
52: * there is no media selection logic. The MAC supports a 128 entry
53: * multicast filter, though the exact size of the filter can depend
54: * on the firmware. Curiously, while the software spec describes various
55: * ethernet statistics counters, my sample adapter and firmware combination
56: * claims not to support any statistics counters at all.
57: *
58: * Note that once we load the firmware in the device, we have to be
59: * careful not to load it again: if you restart your computer but
60: * leave the adapter attached to the USB controller, it may remain
61: * powered on and retain its firmware. In this case, we don't need
62: * to load the firmware a second time.
63: *
64: * Special thanks to Rob Furr for providing an ADS Technologies
65: * adapter for development and testing. No monkeys were harmed during
66: * the development of this driver.
67: */
68:
69: /*
70: * Ported to NetBSD and somewhat rewritten by Lennart Augustsson.
71: */
1.44 lukem 72:
73: #include <sys/cdefs.h>
1.88 ! ozaki-r 74: __KERNEL_RCSID(0, "$NetBSD: if_kue.c,v 1.87 2016/11/25 12:56:29 skrll Exp $");
1.1 augustss 75:
1.79 christos 76: #ifdef _KERNEL_OPT
1.1 augustss 77: #include "opt_inet.h"
1.87 skrll 78: #include "opt_usb.h"
1.79 christos 79: #endif
1.1 augustss 80:
81: #include <sys/param.h>
82: #include <sys/systm.h>
83: #include <sys/sockio.h>
84: #include <sys/mbuf.h>
1.84 skrll 85: #include <sys/kmem.h>
1.1 augustss 86: #include <sys/kernel.h>
87: #include <sys/socket.h>
1.37 augustss 88: #include <sys/device.h>
89: #include <sys/proc.h>
1.82 riastrad 90: #include <sys/rndsource.h>
1.1 augustss 91:
92: #include <net/if.h>
93: #include <net/if_arp.h>
94: #include <net/if_dl.h>
95: #include <net/bpf.h>
1.77 mrg 96: #include <net/if_ether.h>
1.1 augustss 97:
98: #ifdef INET
1.49 augustss 99: #include <netinet/in.h>
1.1 augustss 100: #include <netinet/if_inarp.h>
101: #endif
102:
103: #include <dev/usb/usb.h>
104: #include <dev/usb/usbdi.h>
105: #include <dev/usb/usbdi_util.h>
1.77 mrg 106: #include <dev/usb/usbdivar.h>
1.1 augustss 107: #include <dev/usb/usbdevs.h>
108:
109: #include <dev/usb/if_kuereg.h>
110: #include <dev/usb/kue_fw.h>
111:
112: #ifdef KUE_DEBUG
1.74 dyoung 113: #define DPRINTF(x) if (kuedebug) printf x
114: #define DPRINTFN(n,x) if (kuedebug >= (n)) printf x
1.1 augustss 115: int kuedebug = 0;
116: #else
117: #define DPRINTF(x)
118: #define DPRINTFN(n,x)
119: #endif
120:
121: /*
122: * Various supported device vendors/products.
123: */
1.72 tsutsui 124: static const struct usb_devno kue_devs[] = {
1.42 augustss 125: { USB_VENDOR_3COM, USB_PRODUCT_3COM_3C19250 },
126: { USB_VENDOR_3COM, USB_PRODUCT_3COM_3C460 },
127: { USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_URE450 },
128: { USB_VENDOR_ADS, USB_PRODUCT_ADS_UBS10BT },
1.43 augustss 129: { USB_VENDOR_ADS, USB_PRODUCT_ADS_UBS10BTX },
1.1 augustss 130: { USB_VENDOR_AOX, USB_PRODUCT_AOX_USB101 },
1.43 augustss 131: { USB_VENDOR_ASANTE, USB_PRODUCT_ASANTE_EA },
1.1 augustss 132: { USB_VENDOR_ATEN, USB_PRODUCT_ATEN_UC10T },
1.43 augustss 133: { USB_VENDOR_ATEN, USB_PRODUCT_ATEN_DSB650C },
1.42 augustss 134: { USB_VENDOR_COREGA, USB_PRODUCT_COREGA_ETHER_USB_T },
135: { USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DSB650C },
136: { USB_VENDOR_ENTREGA, USB_PRODUCT_ENTREGA_E45 },
1.43 augustss 137: { USB_VENDOR_ENTREGA, USB_PRODUCT_ENTREGA_XX1 },
138: { USB_VENDOR_ENTREGA, USB_PRODUCT_ENTREGA_XX2 },
1.42 augustss 139: { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBETT },
1.43 augustss 140: { USB_VENDOR_JATON, USB_PRODUCT_JATON_EDA },
141: { USB_VENDOR_KINGSTON, USB_PRODUCT_KINGSTON_XX1 },
1.42 augustss 142: { USB_VENDOR_KLSI, USB_PRODUCT_KLSI_DUH3E10BT },
1.43 augustss 143: { USB_VENDOR_KLSI, USB_PRODUCT_KLSI_DUH3E10BTN },
1.42 augustss 144: { USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_USB10T },
1.43 augustss 145: { USB_VENDOR_MOBILITY, USB_PRODUCT_MOBILITY_EA },
1.1 augustss 146: { USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_EA101 },
1.43 augustss 147: { USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_EA101X },
1.1 augustss 148: { USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_ENET },
149: { USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_ENET2 },
1.40 augustss 150: { USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_ENET3 },
1.43 augustss 151: { USB_VENDOR_PORTGEAR, USB_PRODUCT_PORTGEAR_EA8 },
152: { USB_VENDOR_PORTGEAR, USB_PRODUCT_PORTGEAR_EA9 },
153: { USB_VENDOR_PORTSMITH, USB_PRODUCT_PORTSMITH_EEA },
154: { USB_VENDOR_SHARK, USB_PRODUCT_SHARK_PA },
1.52 augustss 155: { USB_VENDOR_SILICOM, USB_PRODUCT_SILICOM_U2E },
1.1 augustss 156: { USB_VENDOR_SMC, USB_PRODUCT_SMC_2102USB },
157: };
1.46 augustss 158: #define kue_lookup(v, p) (usb_lookup(kue_devs, v, p))
1.1 augustss 159:
1.74 dyoung 160: int kue_match(device_t, cfdata_t, void *);
161: void kue_attach(device_t, device_t, void *);
162: int kue_detach(device_t, int);
163: int kue_activate(device_t, enum devact);
164: extern struct cfdriver kue_cd;
165: CFATTACH_DECL_NEW(kue, sizeof(struct kue_softc), kue_match, kue_attach,
166: kue_detach, kue_activate);
1.1 augustss 167:
1.72 tsutsui 168: static int kue_tx_list_init(struct kue_softc *);
169: static int kue_rx_list_init(struct kue_softc *);
170: static int kue_send(struct kue_softc *, struct mbuf *, int);
171: static int kue_open_pipes(struct kue_softc *);
1.84 skrll 172: static void kue_rxeof(struct usbd_xfer *, void *, usbd_status);
173: static void kue_txeof(struct usbd_xfer *, void *, usbd_status);
1.72 tsutsui 174: static void kue_start(struct ifnet *);
175: static int kue_ioctl(struct ifnet *, u_long, void *);
176: static void kue_init(void *);
177: static void kue_stop(struct kue_softc *);
178: static void kue_watchdog(struct ifnet *);
1.29 augustss 179:
1.72 tsutsui 180: static void kue_setmulti(struct kue_softc *);
181: static void kue_reset(struct kue_softc *);
1.29 augustss 182:
1.72 tsutsui 183: static usbd_status kue_ctl(struct kue_softc *, int, uint8_t,
1.71 tsutsui 184: uint16_t, void *, uint32_t);
1.72 tsutsui 185: static usbd_status kue_setword(struct kue_softc *, uint8_t, uint16_t);
186: static int kue_load_fw(struct kue_softc *);
1.1 augustss 187:
1.72 tsutsui 188: static usbd_status
1.71 tsutsui 189: kue_setword(struct kue_softc *sc, uint8_t breq, uint16_t word)
1.1 augustss 190: {
191: usb_device_request_t req;
192:
1.74 dyoung 193: DPRINTFN(10,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 194:
195: req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
196: req.bRequest = breq;
197: USETW(req.wValue, word);
198: USETW(req.wIndex, 0);
199: USETW(req.wLength, 0);
200:
1.84 skrll 201: return usbd_do_request(sc->kue_udev, &req, NULL);
1.1 augustss 202: }
203:
1.72 tsutsui 204: static usbd_status
1.71 tsutsui 205: kue_ctl(struct kue_softc *sc, int rw, uint8_t breq, uint16_t val,
206: void *data, uint32_t len)
1.1 augustss 207: {
208: usb_device_request_t req;
209:
1.74 dyoung 210: DPRINTFN(10,("%s: %s: enter, len=%d\n", device_xname(sc->kue_dev),
1.48 augustss 211: __func__, len));
1.1 augustss 212:
213: if (rw == KUE_CTL_WRITE)
214: req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
215: else
216: req.bmRequestType = UT_READ_VENDOR_DEVICE;
217:
218: req.bRequest = breq;
219: USETW(req.wValue, val);
220: USETW(req.wIndex, 0);
221: USETW(req.wLength, len);
222:
1.84 skrll 223: return usbd_do_request(sc->kue_udev, &req, data);
1.1 augustss 224: }
225:
1.72 tsutsui 226: static int
1.29 augustss 227: kue_load_fw(struct kue_softc *sc)
1.1 augustss 228: {
1.36 augustss 229: usb_device_descriptor_t dd;
1.1 augustss 230: usbd_status err;
231:
1.74 dyoung 232: DPRINTFN(1,("%s: %s: enter\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 233:
234: /*
235: * First, check if we even need to load the firmware.
236: * If the device was still attached when the system was
237: * rebooted, it may already have firmware loaded in it.
238: * If this is the case, we don't need to do it again.
239: * And in fact, if we try to load it again, we'll hang,
240: * so we have to avoid this condition if we don't want
241: * to look stupid.
242: *
1.65 dyoung 243: * We can test this quickly by checking the bcdRevision
244: * code. The NIC will return a different revision code if
245: * it's probed while the firmware is still loaded and
246: * running.
247: */
1.36 augustss 248: if (usbd_get_device_desc(sc->kue_udev, &dd))
1.84 skrll 249: return EIO;
1.65 dyoung 250: if (UGETW(dd.bcdDevice) == KUE_WARM_REV) {
1.1 augustss 251: printf("%s: warm boot, no firmware download\n",
1.74 dyoung 252: device_xname(sc->kue_dev));
1.84 skrll 253: return 0;
1.1 augustss 254: }
255:
256: printf("%s: cold boot, downloading firmware\n",
1.74 dyoung 257: device_xname(sc->kue_dev));
1.1 augustss 258:
259: /* Load code segment */
1.49 augustss 260: DPRINTFN(1,("%s: kue_load_fw: download code_seg\n",
1.74 dyoung 261: device_xname(sc->kue_dev)));
1.54 christos 262: /*XXXUNCONST*/
1.1 augustss 263: err = kue_ctl(sc, KUE_CTL_WRITE, KUE_CMD_SEND_SCAN,
1.54 christos 264: 0, __UNCONST(kue_code_seg), sizeof(kue_code_seg));
1.1 augustss 265: if (err) {
266: printf("%s: failed to load code segment: %s\n",
1.74 dyoung 267: device_xname(sc->kue_dev), usbd_errstr(err));
1.84 skrll 268: return EIO;
1.1 augustss 269: }
270:
271: /* Load fixup segment */
1.49 augustss 272: DPRINTFN(1,("%s: kue_load_fw: download fix_seg\n",
1.74 dyoung 273: device_xname(sc->kue_dev)));
1.54 christos 274: /*XXXUNCONST*/
1.1 augustss 275: err = kue_ctl(sc, KUE_CTL_WRITE, KUE_CMD_SEND_SCAN,
1.54 christos 276: 0, __UNCONST(kue_fix_seg), sizeof(kue_fix_seg));
1.1 augustss 277: if (err) {
278: printf("%s: failed to load fixup segment: %s\n",
1.74 dyoung 279: device_xname(sc->kue_dev), usbd_errstr(err));
1.84 skrll 280: return EIO;
1.1 augustss 281: }
282:
283: /* Send trigger command. */
1.49 augustss 284: DPRINTFN(1,("%s: kue_load_fw: download trig_seg\n",
1.74 dyoung 285: device_xname(sc->kue_dev)));
1.54 christos 286: /*XXXUNCONST*/
1.1 augustss 287: err = kue_ctl(sc, KUE_CTL_WRITE, KUE_CMD_SEND_SCAN,
1.54 christos 288: 0, __UNCONST(kue_trig_seg), sizeof(kue_trig_seg));
1.1 augustss 289: if (err) {
290: printf("%s: failed to load trigger segment: %s\n",
1.74 dyoung 291: device_xname(sc->kue_dev), usbd_errstr(err));
1.84 skrll 292: return EIO;
1.1 augustss 293: }
294:
295: usbd_delay_ms(sc->kue_udev, 10);
296:
297: /*
298: * Reload device descriptor.
299: * Why? The chip without the firmware loaded returns
300: * one revision code. The chip with the firmware
301: * loaded and running returns a *different* revision
302: * code. This confuses the quirk mechanism, which is
303: * dependent on the revision data.
304: */
305: (void)usbd_reload_device_desc(sc->kue_udev);
306:
1.74 dyoung 307: DPRINTFN(1,("%s: %s: done\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 308:
309: /* Reset the adapter. */
310: kue_reset(sc);
311:
1.84 skrll 312: return 0;
1.1 augustss 313: }
314:
1.72 tsutsui 315: static void
1.29 augustss 316: kue_setmulti(struct kue_softc *sc)
1.1 augustss 317: {
318: struct ifnet *ifp = GET_IFP(sc);
319: struct ether_multi *enm;
320: struct ether_multistep step;
321: int i;
322:
1.74 dyoung 323: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 324:
1.38 enami 325: if (ifp->if_flags & IFF_PROMISC) {
326: allmulti:
327: ifp->if_flags |= IFF_ALLMULTI;
1.1 augustss 328: sc->kue_rxfilt |= KUE_RXFILT_ALLMULTI;
329: sc->kue_rxfilt &= ~KUE_RXFILT_MULTICAST;
330: kue_setword(sc, KUE_CMD_SET_PKT_FILTER, sc->kue_rxfilt);
331: return;
332: }
333:
334: sc->kue_rxfilt &= ~KUE_RXFILT_ALLMULTI;
335:
336: i = 0;
337: ETHER_FIRST_MULTI(step, &sc->kue_ec, enm);
338: while (enm != NULL) {
1.38 enami 339: if (i == KUE_MCFILTCNT(sc) ||
340: memcmp(enm->enm_addrlo, enm->enm_addrhi,
341: ETHER_ADDR_LEN) != 0)
342: goto allmulti;
343:
1.1 augustss 344: memcpy(KUE_MCFILT(sc, i), enm->enm_addrlo, ETHER_ADDR_LEN);
345: ETHER_NEXT_MULTI(step, enm);
346: i++;
347: }
348:
1.38 enami 349: ifp->if_flags &= ~IFF_ALLMULTI;
350:
351: sc->kue_rxfilt |= KUE_RXFILT_MULTICAST;
352: kue_ctl(sc, KUE_CTL_WRITE, KUE_CMD_SET_MCAST_FILTERS,
353: i, sc->kue_mcfilters, i * ETHER_ADDR_LEN);
1.1 augustss 354:
355: kue_setword(sc, KUE_CMD_SET_PKT_FILTER, sc->kue_rxfilt);
356: }
357:
358: /*
359: * Issue a SET_CONFIGURATION command to reset the MAC. This should be
360: * done after the firmware is loaded into the adapter in order to
361: * bring it into proper operation.
362: */
1.72 tsutsui 363: static void
1.29 augustss 364: kue_reset(struct kue_softc *sc)
1.1 augustss 365: {
1.74 dyoung 366: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 367:
1.50 augustss 368: if (usbd_set_config_no(sc->kue_udev, KUE_CONFIG_NO, 1) ||
369: usbd_device2interface_handle(sc->kue_udev, KUE_IFACE_IDX,
370: &sc->kue_iface))
1.74 dyoung 371: printf("%s: reset failed\n", device_xname(sc->kue_dev));
1.1 augustss 372:
373: /* Wait a little while for the chip to get its brains in order. */
374: usbd_delay_ms(sc->kue_udev, 10);
375: }
376:
377: /*
378: * Probe for a KLSI chip.
379: */
1.74 dyoung 380: int
381: kue_match(device_t parent, cfdata_t match, void *aux)
1.1 augustss 382: {
1.74 dyoung 383: struct usb_attach_arg *uaa = aux;
1.1 augustss 384:
385: DPRINTFN(25,("kue_match: enter\n"));
386:
1.84 skrll 387: return kue_lookup(uaa->uaa_vendor, uaa->uaa_product) != NULL ?
388: UMATCH_VENDOR_PRODUCT : UMATCH_NONE;
1.1 augustss 389: }
390:
391: /*
392: * Attach the interface. Allocate softc structures, do
393: * setup and ethernet/BPF attach.
394: */
1.74 dyoung 395: void
396: kue_attach(device_t parent, device_t self, void *aux)
1.1 augustss 397: {
1.74 dyoung 398: struct kue_softc *sc = device_private(self);
399: struct usb_attach_arg *uaa = aux;
1.53 augustss 400: char *devinfop;
1.1 augustss 401: int s;
402: struct ifnet *ifp;
1.84 skrll 403: struct usbd_device * dev = uaa->uaa_device;
404: struct usbd_interface * iface;
1.1 augustss 405: usbd_status err;
406: usb_interface_descriptor_t *id;
407: usb_endpoint_descriptor_t *ed;
408: int i;
409:
410: DPRINTFN(5,(" : kue_attach: sc=%p, dev=%p", sc, dev));
411:
1.63 cube 412: sc->kue_dev = self;
413:
1.66 plunky 414: aprint_naive("\n");
415: aprint_normal("\n");
416:
1.53 augustss 417: devinfop = usbd_devinfo_alloc(dev, 0);
1.63 cube 418: aprint_normal_dev(self, "%s\n", devinfop);
1.53 augustss 419: usbd_devinfo_free(devinfop);
1.1 augustss 420:
1.31 augustss 421: err = usbd_set_config_no(dev, KUE_CONFIG_NO, 1);
1.1 augustss 422: if (err) {
1.78 skrll 423: aprint_error_dev(self, "failed to set configuration"
424: ", err=%s\n", usbd_errstr(err));
1.74 dyoung 425: return;
1.1 augustss 426: }
427:
428: sc->kue_udev = dev;
1.84 skrll 429: sc->kue_product = uaa->uaa_product;
430: sc->kue_vendor = uaa->uaa_vendor;
1.1 augustss 431:
432: /* Load the firmware into the NIC. */
433: if (kue_load_fw(sc)) {
1.63 cube 434: aprint_error_dev(self, "loading firmware failed\n");
1.74 dyoung 435: return;
1.1 augustss 436: }
437:
438: err = usbd_device2interface_handle(dev, KUE_IFACE_IDX, &iface);
439: if (err) {
1.63 cube 440: aprint_error_dev(self, "getting interface handle failed\n");
1.74 dyoung 441: return;
1.1 augustss 442: }
443:
444: sc->kue_iface = iface;
445: id = usbd_get_interface_descriptor(iface);
446:
447: /* Find endpoints. */
448: for (i = 0; i < id->bNumEndpoints; i++) {
449: ed = usbd_interface2endpoint_descriptor(iface, i);
450: if (ed == NULL) {
1.63 cube 451: aprint_error_dev(self, "couldn't get ep %d\n", i);
1.74 dyoung 452: return;
1.1 augustss 453: }
454: if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
1.12 augustss 455: UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
1.1 augustss 456: sc->kue_ed[KUE_ENDPT_RX] = ed->bEndpointAddress;
457: } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
1.12 augustss 458: UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
1.1 augustss 459: sc->kue_ed[KUE_ENDPT_TX] = ed->bEndpointAddress;
460: } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
1.12 augustss 461: UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
1.1 augustss 462: sc->kue_ed[KUE_ENDPT_INTR] = ed->bEndpointAddress;
463: }
464: }
465:
466: if (sc->kue_ed[KUE_ENDPT_RX] == 0 || sc->kue_ed[KUE_ENDPT_TX] == 0) {
1.63 cube 467: aprint_error_dev(self, "missing endpoint\n");
1.74 dyoung 468: return;
1.1 augustss 469: }
470:
471: /* Read ethernet descriptor */
472: err = kue_ctl(sc, KUE_CTL_READ, KUE_CMD_GET_ETHER_DESCRIPTOR,
1.18 augustss 473: 0, &sc->kue_desc, sizeof(sc->kue_desc));
1.1 augustss 474: if (err) {
1.63 cube 475: aprint_error_dev(self, "could not read Ethernet descriptor\n");
1.74 dyoung 476: return;
1.1 augustss 477: }
478:
1.84 skrll 479: sc->kue_mcfilters = kmem_alloc(KUE_MCFILTCNT(sc) * ETHER_ADDR_LEN,
480: KM_SLEEP);
1.1 augustss 481: if (sc->kue_mcfilters == NULL) {
1.63 cube 482: aprint_error_dev(self,
483: "no memory for multicast filter buffer\n");
1.74 dyoung 484: return;
1.1 augustss 485: }
486:
1.41 thorpej 487: s = splnet();
1.1 augustss 488:
489: /*
490: * A KLSI chip was detected. Inform the world.
491: */
1.63 cube 492: aprint_normal_dev(self, "Ethernet address %s\n",
1.1 augustss 493: ether_sprintf(sc->kue_desc.kue_macaddr));
494:
495: /* Initialize interface info.*/
496: ifp = GET_IFP(sc);
497: ifp->if_softc = sc;
498: ifp->if_mtu = ETHERMTU;
499: ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
500: ifp->if_ioctl = kue_ioctl;
501: ifp->if_start = kue_start;
502: ifp->if_watchdog = kue_watchdog;
1.74 dyoung 503: strncpy(ifp->if_xname, device_xname(sc->kue_dev), IFNAMSIZ);
1.1 augustss 504:
1.34 thorpej 505: IFQ_SET_READY(&ifp->if_snd);
506:
1.1 augustss 507: /* Attach the interface. */
508: if_attach(ifp);
1.74 dyoung 509: ether_ifattach(ifp, sc->kue_desc.kue_macaddr);
510: rnd_attach_source(&sc->rnd_source, device_xname(sc->kue_dev),
1.81 tls 511: RND_TYPE_NET, RND_FLAG_DEFAULT);
1.1 augustss 512:
1.71 tsutsui 513: sc->kue_attached = true;
1.1 augustss 514: splx(s);
1.6 augustss 515:
1.86 msaitoh 516: usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->kue_udev, sc->kue_dev);
1.6 augustss 517:
1.74 dyoung 518: return;
1.1 augustss 519: }
520:
1.74 dyoung 521: int
522: kue_detach(device_t self, int flags)
1.1 augustss 523: {
1.74 dyoung 524: struct kue_softc *sc = device_private(self);
1.6 augustss 525: struct ifnet *ifp = GET_IFP(sc);
1.1 augustss 526: int s;
527:
1.6 augustss 528: s = splusb(); /* XXX why? */
1.1 augustss 529:
1.8 augustss 530: if (sc->kue_mcfilters != NULL) {
1.84 skrll 531: kmem_free(sc->kue_mcfilters,
532: KUE_MCFILTCNT(sc) * ETHER_ADDR_LEN);
1.8 augustss 533: sc->kue_mcfilters = NULL;
534: }
535:
536: if (!sc->kue_attached) {
537: /* Detached before attached finished, so just bail out. */
538: splx(s);
1.84 skrll 539: return 0;
1.8 augustss 540: }
541:
1.6 augustss 542: if (ifp->if_flags & IFF_RUNNING)
543: kue_stop(sc);
1.1 augustss 544:
1.6 augustss 545: rnd_detach_source(&sc->rnd_source);
546: ether_ifdetach(ifp);
1.1 augustss 547:
1.6 augustss 548: if_detach(ifp);
549:
550: #ifdef DIAGNOSTIC
551: if (sc->kue_ep[KUE_ENDPT_TX] != NULL ||
552: sc->kue_ep[KUE_ENDPT_RX] != NULL ||
553: sc->kue_ep[KUE_ENDPT_INTR] != NULL)
1.63 cube 554: aprint_debug_dev(self, "detach has active endpoints\n");
1.6 augustss 555: #endif
1.1 augustss 556:
1.71 tsutsui 557: sc->kue_attached = false;
1.1 augustss 558: splx(s);
559:
1.84 skrll 560: return 0;
1.1 augustss 561: }
562:
563: int
1.74 dyoung 564: kue_activate(device_t self, enum devact act)
1.1 augustss 565: {
1.63 cube 566: struct kue_softc *sc = device_private(self);
1.1 augustss 567:
1.74 dyoung 568: DPRINTFN(2,("%s: %s: enter\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 569:
570: switch (act) {
571: case DVACT_DEACTIVATE:
1.5 thorpej 572: /* Deactivate the interface. */
573: if_deactivate(&sc->kue_ec.ec_if);
1.71 tsutsui 574: sc->kue_dying = true;
1.67 dyoung 575: return 0;
576: default:
577: return EOPNOTSUPP;
1.1 augustss 578: }
579: }
580:
1.72 tsutsui 581: static int
1.29 augustss 582: kue_rx_list_init(struct kue_softc *sc)
1.1 augustss 583: {
584: struct kue_cdata *cd;
585: struct kue_chain *c;
586: int i;
587:
1.74 dyoung 588: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 589:
590: cd = &sc->kue_cdata;
591: for (i = 0; i < KUE_RX_LIST_CNT; i++) {
592: c = &cd->kue_rx_chain[i];
593: c->kue_sc = sc;
594: c->kue_idx = i;
595: if (c->kue_xfer == NULL) {
1.84 skrll 596: int error = usbd_create_xfer(sc->kue_ep[KUE_ENDPT_RX],
597: KUE_BUFSZ, USBD_SHORT_XFER_OK, 0, &c->kue_xfer);
598: if (error)
599: return error;
600: c->kue_buf = usbd_get_buffer(c->kue_xfer);
1.1 augustss 601: }
602: }
603:
1.84 skrll 604: return 0;
1.1 augustss 605: }
606:
1.72 tsutsui 607: static int
1.29 augustss 608: kue_tx_list_init(struct kue_softc *sc)
1.1 augustss 609: {
610: struct kue_cdata *cd;
611: struct kue_chain *c;
612: int i;
613:
1.74 dyoung 614: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev), __func__));
1.1 augustss 615:
616: cd = &sc->kue_cdata;
617: for (i = 0; i < KUE_TX_LIST_CNT; i++) {
618: c = &cd->kue_tx_chain[i];
619: c->kue_sc = sc;
620: c->kue_idx = i;
621: if (c->kue_xfer == NULL) {
1.84 skrll 622: int error = usbd_create_xfer(sc->kue_ep[KUE_ENDPT_TX],
623: KUE_BUFSZ, 0, 0, &c->kue_xfer);
624: if (error)
625: return error;
626: c->kue_buf = usbd_get_buffer(c->kue_xfer);
1.1 augustss 627: }
628: }
629:
1.84 skrll 630: return 0;
1.1 augustss 631: }
632:
633: /*
634: * A frame has been uploaded: pass the resulting mbuf chain up to
635: * the higher level protocols.
636: */
1.72 tsutsui 637: static void
1.84 skrll 638: kue_rxeof(struct usbd_xfer *xfer, void *priv, usbd_status status)
1.1 augustss 639: {
640: struct kue_chain *c = priv;
641: struct kue_softc *sc = c->kue_sc;
642: struct ifnet *ifp = GET_IFP(sc);
643: struct mbuf *m;
1.73 tsutsui 644: int total_len, pktlen;
1.1 augustss 645: int s;
646:
1.74 dyoung 647: DPRINTFN(10,("%s: %s: enter status=%d\n", device_xname(sc->kue_dev),
1.48 augustss 648: __func__, status));
1.1 augustss 649:
1.6 augustss 650: if (sc->kue_dying)
651: return;
652:
1.1 augustss 653: if (!(ifp->if_flags & IFF_RUNNING))
654: return;
655:
656: if (status != USBD_NORMAL_COMPLETION) {
657: if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
658: return;
1.11 augustss 659: sc->kue_rx_errs++;
660: if (usbd_ratecheck(&sc->kue_rx_notice)) {
661: printf("%s: %u usb errors on rx: %s\n",
1.74 dyoung 662: device_xname(sc->kue_dev), sc->kue_rx_errs,
1.11 augustss 663: usbd_errstr(status));
664: sc->kue_rx_errs = 0;
665: }
1.1 augustss 666: if (status == USBD_STALLED)
1.55 augustss 667: usbd_clear_endpoint_stall_async(sc->kue_ep[KUE_ENDPT_RX]);
1.1 augustss 668: goto done;
669: }
670:
671: usbd_get_xfer_status(xfer, NULL, NULL, &total_len, NULL);
672:
1.74 dyoung 673: DPRINTFN(10,("%s: %s: total_len=%d len=%d\n", device_xname(sc->kue_dev),
1.49 augustss 674: __func__, total_len,
1.73 tsutsui 675: le16dec(c->kue_buf)));
1.1 augustss 676:
677: if (total_len <= 1)
678: goto done;
679:
1.73 tsutsui 680: pktlen = le16dec(c->kue_buf);
681: if (pktlen > total_len - 2)
682: pktlen = total_len - 2;
683:
684: if (pktlen < ETHER_MIN_LEN - ETHER_CRC_LEN ||
685: pktlen > MCLBYTES - ETHER_ALIGN) {
686: ifp->if_ierrors++;
687: goto done;
688: }
1.1 augustss 689:
690: /* No errors; receive the packet. */
1.73 tsutsui 691: MGETHDR(m, M_DONTWAIT, MT_DATA);
692: if (m == NULL) {
1.1 augustss 693: ifp->if_ierrors++;
694: goto done;
695: }
1.73 tsutsui 696: if (pktlen > MHLEN - ETHER_ALIGN) {
697: MCLGET(m, M_DONTWAIT);
698: if ((m->m_flags & M_EXT) == 0) {
699: m_freem(m);
700: ifp->if_ierrors++;
701: goto done;
702: }
703: }
704: m->m_data += ETHER_ALIGN;
705:
706: /* copy data to mbuf */
707: memcpy(mtod(m, uint8_t *), c->kue_buf + 2, pktlen);
1.1 augustss 708:
1.73 tsutsui 709: m->m_pkthdr.len = m->m_len = pktlen;
1.85 ozaki-r 710: m_set_rcvif(m, ifp);
1.1 augustss 711:
1.41 thorpej 712: s = splnet();
1.1 augustss 713:
1.74 dyoung 714: DPRINTFN(10,("%s: %s: deliver %d\n", device_xname(sc->kue_dev),
1.48 augustss 715: __func__, m->m_len));
1.83 ozaki-r 716: if_percpuq_enqueue(ifp->if_percpuq, m);
1.73 tsutsui 717:
1.1 augustss 718: splx(s);
719:
720: done:
721:
722: /* Setup new transfer. */
1.84 skrll 723: usbd_setup_xfer(c->kue_xfer, c, c->kue_buf, KUE_BUFSZ,
724: USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT, kue_rxeof);
1.1 augustss 725: usbd_transfer(c->kue_xfer);
726:
1.74 dyoung 727: DPRINTFN(10,("%s: %s: start rx\n", device_xname(sc->kue_dev),
1.48 augustss 728: __func__));
1.1 augustss 729: }
730:
731: /*
732: * A frame was downloaded to the chip. It's safe for us to clean up
733: * the list buffers.
734: */
735:
1.72 tsutsui 736: static void
1.84 skrll 737: kue_txeof(struct usbd_xfer *xfer, void *priv,
1.57 christos 738: usbd_status status)
1.1 augustss 739: {
740: struct kue_chain *c = priv;
741: struct kue_softc *sc = c->kue_sc;
742: struct ifnet *ifp = GET_IFP(sc);
743: int s;
744:
1.6 augustss 745: if (sc->kue_dying)
746: return;
747:
1.41 thorpej 748: s = splnet();
1.1 augustss 749:
1.74 dyoung 750: DPRINTFN(10,("%s: %s: enter status=%d\n", device_xname(sc->kue_dev),
1.48 augustss 751: __func__, status));
1.1 augustss 752:
753: ifp->if_timer = 0;
754: ifp->if_flags &= ~IFF_OACTIVE;
755:
756: if (status != USBD_NORMAL_COMPLETION) {
757: if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) {
758: splx(s);
759: return;
760: }
761: ifp->if_oerrors++;
1.74 dyoung 762: printf("%s: usb error on tx: %s\n", device_xname(sc->kue_dev),
1.1 augustss 763: usbd_errstr(status));
764: if (status == USBD_STALLED)
1.55 augustss 765: usbd_clear_endpoint_stall_async(sc->kue_ep[KUE_ENDPT_TX]);
1.1 augustss 766: splx(s);
767: return;
768: }
769:
770: ifp->if_opackets++;
771:
1.34 thorpej 772: if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
1.1 augustss 773: kue_start(ifp);
774:
775: splx(s);
776: }
777:
1.72 tsutsui 778: static int
1.29 augustss 779: kue_send(struct kue_softc *sc, struct mbuf *m, int idx)
1.1 augustss 780: {
781: int total_len;
782: struct kue_chain *c;
783: usbd_status err;
784:
1.74 dyoung 785: DPRINTFN(10,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 786:
787: c = &sc->kue_cdata.kue_tx_chain[idx];
788:
1.73 tsutsui 789: /* Frame length is specified in the first 2 bytes of the buffer. */
790: le16enc(c->kue_buf, (uint16_t)m->m_pkthdr.len);
791:
1.1 augustss 792: /*
793: * Copy the mbuf data into a contiguous buffer, leaving two
794: * bytes at the beginning to hold the frame length.
795: */
796: m_copydata(m, 0, m->m_pkthdr.len, c->kue_buf + 2);
797:
1.73 tsutsui 798: total_len = 2 + m->m_pkthdr.len;
799: total_len = roundup2(total_len, 64);
1.1 augustss 800:
1.84 skrll 801: usbd_setup_xfer(c->kue_xfer, c, c->kue_buf, total_len, 0,
802: USBD_DEFAULT_TIMEOUT, kue_txeof);
1.1 augustss 803:
804: /* Transmit */
805: err = usbd_transfer(c->kue_xfer);
806: if (err != USBD_IN_PROGRESS) {
1.74 dyoung 807: printf("%s: kue_send error=%s\n", device_xname(sc->kue_dev),
1.28 augustss 808: usbd_errstr(err));
1.1 augustss 809: kue_stop(sc);
1.84 skrll 810: return EIO;
1.1 augustss 811: }
812:
813: sc->kue_cdata.kue_tx_cnt++;
814:
1.84 skrll 815: return 0;
1.1 augustss 816: }
817:
1.72 tsutsui 818: static void
1.29 augustss 819: kue_start(struct ifnet *ifp)
1.1 augustss 820: {
821: struct kue_softc *sc = ifp->if_softc;
1.73 tsutsui 822: struct mbuf *m;
1.1 augustss 823:
1.74 dyoung 824: DPRINTFN(10,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 825:
1.6 augustss 826: if (sc->kue_dying)
827: return;
828:
1.1 augustss 829: if (ifp->if_flags & IFF_OACTIVE)
830: return;
831:
1.73 tsutsui 832: IFQ_POLL(&ifp->if_snd, m);
833: if (m == NULL)
1.1 augustss 834: return;
835:
1.73 tsutsui 836: if (kue_send(sc, m, 0)) {
1.1 augustss 837: ifp->if_flags |= IFF_OACTIVE;
838: return;
839: }
840:
1.73 tsutsui 841: IFQ_DEQUEUE(&ifp->if_snd, m);
1.34 thorpej 842:
1.1 augustss 843: /*
844: * If there's a BPF listener, bounce a copy of this frame
845: * to him.
846: */
1.73 tsutsui 847: bpf_mtap(ifp, m);
848: m_freem(m);
1.1 augustss 849:
850: ifp->if_flags |= IFF_OACTIVE;
851:
852: /*
853: * Set a timeout in case the chip goes out to lunch.
854: */
1.37 augustss 855: ifp->if_timer = 6;
1.1 augustss 856: }
857:
1.72 tsutsui 858: static void
1.29 augustss 859: kue_init(void *xsc)
1.1 augustss 860: {
861: struct kue_softc *sc = xsc;
862: struct ifnet *ifp = GET_IFP(sc);
863: int s;
1.71 tsutsui 864: uint8_t eaddr[ETHER_ADDR_LEN];
1.1 augustss 865:
1.74 dyoung 866: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 867:
868: if (ifp->if_flags & IFF_RUNNING)
869: return;
870:
1.41 thorpej 871: s = splnet();
1.1 augustss 872:
1.61 dyoung 873: memcpy(eaddr, CLLADDR(ifp->if_sadl), sizeof(eaddr));
1.1 augustss 874: /* Set MAC address */
875: kue_ctl(sc, KUE_CTL_WRITE, KUE_CMD_SET_MAC, 0, eaddr, ETHER_ADDR_LEN);
876:
877: sc->kue_rxfilt = KUE_RXFILT_UNICAST | KUE_RXFILT_BROADCAST;
878:
879: /* If we want promiscuous mode, set the allframes bit. */
880: if (ifp->if_flags & IFF_PROMISC)
881: sc->kue_rxfilt |= KUE_RXFILT_PROMISC;
882:
883: kue_setword(sc, KUE_CMD_SET_PKT_FILTER, sc->kue_rxfilt);
884:
885: /* I'm not sure how to tune these. */
886: #if 0
887: /*
888: * Leave this one alone for now; setting it
889: * wrong causes lockups on some machines/controllers.
890: */
891: kue_setword(sc, KUE_CMD_SET_SOFS, 1);
892: #endif
893: kue_setword(sc, KUE_CMD_SET_URB_SIZE, 64);
894:
1.84 skrll 895: /* Load the multicast filter. */
896: kue_setmulti(sc);
897:
898: if (sc->kue_ep[KUE_ENDPT_RX] == NULL) {
899: if (kue_open_pipes(sc)) {
900: splx(s);
901: return;
902: }
903: }
1.1 augustss 904: /* Init TX ring. */
1.84 skrll 905: if (kue_tx_list_init(sc)) {
1.74 dyoung 906: printf("%s: tx list init failed\n", device_xname(sc->kue_dev));
1.1 augustss 907: splx(s);
908: return;
909: }
910:
911: /* Init RX ring. */
1.84 skrll 912: if (kue_rx_list_init(sc)) {
1.74 dyoung 913: printf("%s: rx list init failed\n", device_xname(sc->kue_dev));
1.1 augustss 914: splx(s);
915: return;
916: }
917:
1.84 skrll 918: /* Start up the receive pipe. */
919: for (size_t i = 0; i < KUE_RX_LIST_CNT; i++) {
920: struct kue_chain *c = &sc->kue_cdata.kue_rx_chain[i];
921: usbd_setup_xfer(c->kue_xfer, c, c->kue_buf, KUE_BUFSZ,
922: USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT, kue_rxeof);
923: DPRINTFN(5,("%s: %s: start read\n", device_xname(sc->kue_dev),
924: __func__));
925: usbd_transfer(c->kue_xfer);
1.1 augustss 926: }
927:
928: ifp->if_flags |= IFF_RUNNING;
929: ifp->if_flags &= ~IFF_OACTIVE;
930:
931: splx(s);
932: }
933:
1.72 tsutsui 934: static int
1.29 augustss 935: kue_open_pipes(struct kue_softc *sc)
1.1 augustss 936: {
937: usbd_status err;
938:
1.74 dyoung 939: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 940:
941: /* Open RX and TX pipes. */
942: err = usbd_open_pipe(sc->kue_iface, sc->kue_ed[KUE_ENDPT_RX],
943: USBD_EXCLUSIVE_USE, &sc->kue_ep[KUE_ENDPT_RX]);
944: if (err) {
945: printf("%s: open rx pipe failed: %s\n",
1.74 dyoung 946: device_xname(sc->kue_dev), usbd_errstr(err));
1.84 skrll 947: return EIO;
1.1 augustss 948: }
949:
950: err = usbd_open_pipe(sc->kue_iface, sc->kue_ed[KUE_ENDPT_TX],
951: USBD_EXCLUSIVE_USE, &sc->kue_ep[KUE_ENDPT_TX]);
952: if (err) {
953: printf("%s: open tx pipe failed: %s\n",
1.74 dyoung 954: device_xname(sc->kue_dev), usbd_errstr(err));
1.84 skrll 955: return EIO;
1.1 augustss 956: }
957:
1.84 skrll 958: return 0;
1.1 augustss 959: }
960:
1.72 tsutsui 961: static int
1.59 christos 962: kue_ioctl(struct ifnet *ifp, u_long command, void *data)
1.1 augustss 963: {
964: struct kue_softc *sc = ifp->if_softc;
965: struct ifaddr *ifa = (struct ifaddr *)data;
966: struct ifreq *ifr = (struct ifreq *)data;
967: int s, error = 0;
968:
1.74 dyoung 969: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 970:
1.6 augustss 971: if (sc->kue_dying)
1.84 skrll 972: return EIO;
1.6 augustss 973:
1.41 thorpej 974: s = splnet();
1.1 augustss 975:
976: switch(command) {
1.64 dyoung 977: case SIOCINITIFADDR:
1.1 augustss 978: ifp->if_flags |= IFF_UP;
979: kue_init(sc);
980:
981: switch (ifa->ifa_addr->sa_family) {
982: #ifdef INET
983: case AF_INET:
984: arp_ifinit(ifp, ifa);
985: break;
986: #endif /* INET */
987: }
988: break;
989:
990: case SIOCSIFMTU:
1.62 dyoung 991: if (ifr->ifr_mtu < ETHERMIN || ifr->ifr_mtu > ETHERMTU)
1.1 augustss 992: error = EINVAL;
1.62 dyoung 993: else if ((error = ifioctl_common(ifp, command, data)) == ENETRESET)
994: error = 0;
1.1 augustss 995: break;
996:
997: case SIOCSIFFLAGS:
1.64 dyoung 998: if ((error = ifioctl_common(ifp, command, data)) != 0)
999: break;
1.1 augustss 1000: if (ifp->if_flags & IFF_UP) {
1001: if (ifp->if_flags & IFF_RUNNING &&
1002: ifp->if_flags & IFF_PROMISC &&
1003: !(sc->kue_if_flags & IFF_PROMISC)) {
1004: sc->kue_rxfilt |= KUE_RXFILT_PROMISC;
1005: kue_setword(sc, KUE_CMD_SET_PKT_FILTER,
1006: sc->kue_rxfilt);
1007: } else if (ifp->if_flags & IFF_RUNNING &&
1008: !(ifp->if_flags & IFF_PROMISC) &&
1009: sc->kue_if_flags & IFF_PROMISC) {
1010: sc->kue_rxfilt &= ~KUE_RXFILT_PROMISC;
1011: kue_setword(sc, KUE_CMD_SET_PKT_FILTER,
1012: sc->kue_rxfilt);
1013: } else if (!(ifp->if_flags & IFF_RUNNING))
1014: kue_init(sc);
1015: } else {
1016: if (ifp->if_flags & IFF_RUNNING)
1017: kue_stop(sc);
1018: }
1019: sc->kue_if_flags = ifp->if_flags;
1020: error = 0;
1021: break;
1022: case SIOCADDMULTI:
1023: case SIOCDELMULTI:
1.80 skrll 1024: error = ether_ioctl(ifp, command, data);
1025: if (error == ENETRESET) {
1026: if (ifp->if_flags & IFF_RUNNING)
1027: kue_setmulti(sc);
1028: error = 0;
1029: }
1.1 augustss 1030: break;
1031: default:
1.64 dyoung 1032: error = ether_ioctl(ifp, command, data);
1.1 augustss 1033: break;
1034: }
1035:
1036: splx(s);
1037:
1.84 skrll 1038: return error;
1.1 augustss 1039: }
1040:
1.72 tsutsui 1041: static void
1.29 augustss 1042: kue_watchdog(struct ifnet *ifp)
1.1 augustss 1043: {
1044: struct kue_softc *sc = ifp->if_softc;
1.37 augustss 1045: struct kue_chain *c;
1046: usbd_status stat;
1047: int s;
1.1 augustss 1048:
1.74 dyoung 1049: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.6 augustss 1050:
1051: if (sc->kue_dying)
1052: return;
1.1 augustss 1053:
1054: ifp->if_oerrors++;
1.74 dyoung 1055: printf("%s: watchdog timeout\n", device_xname(sc->kue_dev));
1.1 augustss 1056:
1.37 augustss 1057: s = splusb();
1058: c = &sc->kue_cdata.kue_tx_chain[0];
1059: usbd_get_xfer_status(c->kue_xfer, NULL, NULL, NULL, &stat);
1060: kue_txeof(c->kue_xfer, c, stat);
1.1 augustss 1061:
1.34 thorpej 1062: if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
1.1 augustss 1063: kue_start(ifp);
1.37 augustss 1064: splx(s);
1.1 augustss 1065: }
1066:
1067: /*
1068: * Stop the adapter and free any mbufs allocated to the
1069: * RX and TX lists.
1070: */
1.72 tsutsui 1071: static void
1.29 augustss 1072: kue_stop(struct kue_softc *sc)
1.1 augustss 1073: {
1074: usbd_status err;
1075: struct ifnet *ifp;
1076: int i;
1077:
1.74 dyoung 1078: DPRINTFN(5,("%s: %s: enter\n", device_xname(sc->kue_dev),__func__));
1.1 augustss 1079:
1080: ifp = GET_IFP(sc);
1081: ifp->if_timer = 0;
1082:
1083: /* Stop transfers. */
1084: if (sc->kue_ep[KUE_ENDPT_RX] != NULL) {
1085: err = usbd_abort_pipe(sc->kue_ep[KUE_ENDPT_RX]);
1086: if (err) {
1087: printf("%s: abort rx pipe failed: %s\n",
1.74 dyoung 1088: device_xname(sc->kue_dev), usbd_errstr(err));
1.1 augustss 1089: }
1090: }
1091:
1092: if (sc->kue_ep[KUE_ENDPT_TX] != NULL) {
1093: err = usbd_abort_pipe(sc->kue_ep[KUE_ENDPT_TX]);
1094: if (err) {
1095: printf("%s: abort tx pipe failed: %s\n",
1.74 dyoung 1096: device_xname(sc->kue_dev), usbd_errstr(err));
1.1 augustss 1097: }
1098: }
1099:
1100: if (sc->kue_ep[KUE_ENDPT_INTR] != NULL) {
1101: err = usbd_abort_pipe(sc->kue_ep[KUE_ENDPT_INTR]);
1102: if (err) {
1103: printf("%s: abort intr pipe failed: %s\n",
1.74 dyoung 1104: device_xname(sc->kue_dev), usbd_errstr(err));
1.1 augustss 1105: }
1106: }
1107:
1108: /* Free RX resources. */
1109: for (i = 0; i < KUE_RX_LIST_CNT; i++) {
1110: if (sc->kue_cdata.kue_rx_chain[i].kue_xfer != NULL) {
1.84 skrll 1111: usbd_destroy_xfer(sc->kue_cdata.kue_rx_chain[i].kue_xfer);
1.1 augustss 1112: sc->kue_cdata.kue_rx_chain[i].kue_xfer = NULL;
1113: }
1114: }
1115:
1116: /* Free TX resources. */
1117: for (i = 0; i < KUE_TX_LIST_CNT; i++) {
1118: if (sc->kue_cdata.kue_tx_chain[i].kue_xfer != NULL) {
1.84 skrll 1119: usbd_destroy_xfer(sc->kue_cdata.kue_tx_chain[i].kue_xfer);
1.1 augustss 1120: sc->kue_cdata.kue_tx_chain[i].kue_xfer = NULL;
1121: }
1122: }
1123:
1.84 skrll 1124: /* Close pipes. */
1125: if (sc->kue_ep[KUE_ENDPT_RX] != NULL) {
1126: err = usbd_close_pipe(sc->kue_ep[KUE_ENDPT_RX]);
1127: if (err) {
1128: printf("%s: close rx pipe failed: %s\n",
1129: device_xname(sc->kue_dev), usbd_errstr(err));
1130: }
1131: sc->kue_ep[KUE_ENDPT_RX] = NULL;
1132: }
1133:
1134: if (sc->kue_ep[KUE_ENDPT_TX] != NULL) {
1135: err = usbd_close_pipe(sc->kue_ep[KUE_ENDPT_TX]);
1136: if (err) {
1137: printf("%s: close tx pipe failed: %s\n",
1138: device_xname(sc->kue_dev), usbd_errstr(err));
1139: }
1140: sc->kue_ep[KUE_ENDPT_TX] = NULL;
1141: }
1142:
1143: if (sc->kue_ep[KUE_ENDPT_INTR] != NULL) {
1144: err = usbd_close_pipe(sc->kue_ep[KUE_ENDPT_INTR]);
1145: if (err) {
1146: printf("%s: close intr pipe failed: %s\n",
1147: device_xname(sc->kue_dev), usbd_errstr(err));
1148: }
1149: sc->kue_ep[KUE_ENDPT_INTR] = NULL;
1150: }
1151:
1.1 augustss 1152: ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
1153: }
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