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if_xl.c (88079) if_xl.c (92739)
1/*
2 * Copyright (c) 1997, 1998, 1999
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 *
1/*
2 * Copyright (c) 1997, 1998, 1999
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 * $FreeBSD: head/sys/pci/if_xl.c 88079 2001-12-17 22:24:19Z silby $
32 * $FreeBSD: head/sys/pci/if_xl.c 92739 2002-03-20 02:08:01Z alfred $
33 */
34
35/*
36 * 3Com 3c90x Etherlink XL PCI NIC driver
37 *
38 * Supports the 3Com "boomerang", "cyclone" and "hurricane" PCI
39 * bus-master chips (3c90x cards and embedded controllers) including
40 * the following:

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147 * might not work on some devices.
148 */
149#define XL_USEIOSPACE
150
151#include <pci/if_xlreg.h>
152
153#if !defined(lint)
154static const char rcsid[] =
33 */
34
35/*
36 * 3Com 3c90x Etherlink XL PCI NIC driver
37 *
38 * Supports the 3Com "boomerang", "cyclone" and "hurricane" PCI
39 * bus-master chips (3c90x cards and embedded controllers) including
40 * the following:

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147 * might not work on some devices.
148 */
149#define XL_USEIOSPACE
150
151#include <pci/if_xlreg.h>
152
153#if !defined(lint)
154static const char rcsid[] =
155 "$FreeBSD: head/sys/pci/if_xl.c 88079 2001-12-17 22:24:19Z silby $";
155 "$FreeBSD: head/sys/pci/if_xl.c 92739 2002-03-20 02:08:01Z alfred $";
156#endif
157
158#define XL905B_CSUM_FEATURES (CSUM_IP | CSUM_TCP | CSUM_UDP)
159
160/*
161 * Various supported device vendors/types and their names.
162 */
163static struct xl_type xl_devs[] = {

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209 "3Com 3c656 Fast Etherlink XL" },
210 { TC_VENDORID, TC_DEVICEID_HURRICANE_656B,
211 "3Com 3c656B Fast Etherlink XL" },
212 { TC_VENDORID, TC_DEVICEID_TORNADO_656C,
213 "3Com 3c656C Fast Etherlink XL" },
214 { 0, 0, NULL }
215};
216
156#endif
157
158#define XL905B_CSUM_FEATURES (CSUM_IP | CSUM_TCP | CSUM_UDP)
159
160/*
161 * Various supported device vendors/types and their names.
162 */
163static struct xl_type xl_devs[] = {

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209 "3Com 3c656 Fast Etherlink XL" },
210 { TC_VENDORID, TC_DEVICEID_HURRICANE_656B,
211 "3Com 3c656B Fast Etherlink XL" },
212 { TC_VENDORID, TC_DEVICEID_TORNADO_656C,
213 "3Com 3c656C Fast Etherlink XL" },
214 { 0, 0, NULL }
215};
216
217static int xl_probe __P((device_t));
218static int xl_attach __P((device_t));
219static int xl_detach __P((device_t));
217static int xl_probe (device_t);
218static int xl_attach (device_t);
219static int xl_detach (device_t);
220
220
221static int xl_newbuf __P((struct xl_softc *,
222 struct xl_chain_onefrag *));
223static void xl_stats_update __P((void *));
224static int xl_encap __P((struct xl_softc *, struct xl_chain *,
225 struct mbuf * ));
226static int xl_encap_90xB __P((struct xl_softc *, struct xl_chain *,
227 struct mbuf * ));
221static int xl_newbuf (struct xl_softc *, struct xl_chain_onefrag *);
222static void xl_stats_update (void *);
223static int xl_encap (struct xl_softc *, struct xl_chain *,
224 struct mbuf *);
225static int xl_encap_90xB (struct xl_softc *, struct xl_chain *,
226 struct mbuf *);
228
227
229static void xl_rxeof __P((struct xl_softc *));
230static int xl_rx_resync __P((struct xl_softc *));
231static void xl_txeof __P((struct xl_softc *));
232static void xl_txeof_90xB __P((struct xl_softc *));
233static void xl_txeoc __P((struct xl_softc *));
234static void xl_intr __P((void *));
235static void xl_start __P((struct ifnet *));
236static void xl_start_90xB __P((struct ifnet *));
237static int xl_ioctl __P((struct ifnet *, u_long, caddr_t));
238static void xl_init __P((void *));
239static void xl_stop __P((struct xl_softc *));
240static void xl_watchdog __P((struct ifnet *));
241static void xl_shutdown __P((device_t));
242static int xl_suspend __P((device_t));
243static int xl_resume __P((device_t));
228static void xl_rxeof (struct xl_softc *);
229static int xl_rx_resync (struct xl_softc *);
230static void xl_txeof (struct xl_softc *);
231static void xl_txeof_90xB (struct xl_softc *);
232static void xl_txeoc (struct xl_softc *);
233static void xl_intr (void *);
234static void xl_start (struct ifnet *);
235static void xl_start_90xB (struct ifnet *);
236static int xl_ioctl (struct ifnet *, u_long, caddr_t);
237static void xl_init (void *);
238static void xl_stop (struct xl_softc *);
239static void xl_watchdog (struct ifnet *);
240static void xl_shutdown (device_t);
241static int xl_suspend (device_t);
242static int xl_resume (device_t);
244
243
245static int xl_ifmedia_upd __P((struct ifnet *));
246static void xl_ifmedia_sts __P((struct ifnet *, struct ifmediareq *));
244static int xl_ifmedia_upd (struct ifnet *);
245static void xl_ifmedia_sts (struct ifnet *, struct ifmediareq *);
247
246
248static int xl_eeprom_wait __P((struct xl_softc *));
249static int xl_read_eeprom __P((struct xl_softc *, caddr_t, int,
250 int, int));
251static void xl_mii_sync __P((struct xl_softc *));
252static void xl_mii_send __P((struct xl_softc *, u_int32_t, int));
253static int xl_mii_readreg __P((struct xl_softc *, struct xl_mii_frame *));
254static int xl_mii_writereg __P((struct xl_softc *, struct xl_mii_frame *));
247static int xl_eeprom_wait (struct xl_softc *);
248static int xl_read_eeprom (struct xl_softc *, caddr_t, int, int, int);
249static void xl_mii_sync (struct xl_softc *);
250static void xl_mii_send (struct xl_softc *, u_int32_t, int);
251static int xl_mii_readreg (struct xl_softc *, struct xl_mii_frame *);
252static int xl_mii_writereg (struct xl_softc *, struct xl_mii_frame *);
255
253
256static void xl_setcfg __P((struct xl_softc *));
257static void xl_setmode __P((struct xl_softc *, int));
258static u_int8_t xl_calchash __P((caddr_t));
259static void xl_setmulti __P((struct xl_softc *));
260static void xl_setmulti_hash __P((struct xl_softc *));
261static void xl_reset __P((struct xl_softc *));
262static int xl_list_rx_init __P((struct xl_softc *));
263static int xl_list_tx_init __P((struct xl_softc *));
264static int xl_list_tx_init_90xB __P((struct xl_softc *));
265static void xl_wait __P((struct xl_softc *));
266static void xl_mediacheck __P((struct xl_softc *));
267static void xl_choose_xcvr __P((struct xl_softc *, int));
254static void xl_setcfg (struct xl_softc *);
255static void xl_setmode (struct xl_softc *, int);
256static u_int8_t xl_calchash (caddr_t);
257static void xl_setmulti (struct xl_softc *);
258static void xl_setmulti_hash (struct xl_softc *);
259static void xl_reset (struct xl_softc *);
260static int xl_list_rx_init (struct xl_softc *);
261static int xl_list_tx_init (struct xl_softc *);
262static int xl_list_tx_init_90xB (struct xl_softc *);
263static void xl_wait (struct xl_softc *);
264static void xl_mediacheck (struct xl_softc *);
265static void xl_choose_xcvr (struct xl_softc *, int);
268#ifdef notdef
266#ifdef notdef
269static void xl_testpacket __P((struct xl_softc *));
267static void xl_testpacket (struct xl_softc *);
270#endif
271
268#endif
269
272static int xl_miibus_readreg __P((device_t, int, int));
273static int xl_miibus_writereg __P((device_t, int, int, int));
274static void xl_miibus_statchg __P((device_t));
275static void xl_miibus_mediainit __P((device_t));
270static int xl_miibus_readreg (device_t, int, int);
271static int xl_miibus_writereg (device_t, int, int, int);
272static void xl_miibus_statchg (device_t);
273static void xl_miibus_mediainit (device_t);
276
277#ifdef XL_USEIOSPACE
278#define XL_RES SYS_RES_IOPORT
279#define XL_RID XL_PCI_LOIO
280#else
281#define XL_RES SYS_RES_MEMORY
282#define XL_RID XL_PCI_LOMEM
283#endif

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275#ifdef XL_USEIOSPACE
276#define XL_RES SYS_RES_IOPORT
277#define XL_RID XL_PCI_LOIO
278#else
279#define XL_RES SYS_RES_MEMORY
280#define XL_RID XL_PCI_LOMEM
281#endif

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