2 * Copyright (c) 1995, David Greenman
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 unmodified, this list of conditions, and the following
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * $FreeBSD: src/sys/dev/ed/if_ed_pccard.c,v 1.55 2003/12/31 04:25:00 kato Exp $
28 * $DragonFly: src/sys/dev/netif/ed/if_ed_pccard.c,v 1.14 2005/11/28 17:13:42 dillon Exp $
33 #include <sys/param.h>
34 #include <sys/systm.h>
35 #include <sys/socket.h>
36 #include <sys/kernel.h>
40 #include <sys/module.h>
42 #include <machine/bus.h>
44 #include <machine/resource.h>
46 #include <net/ethernet.h>
48 #include <net/if_arp.h>
49 #include <net/if_mib.h>
50 #include <net/if_media.h>
54 #include <bus/pccard/pccardvar.h>
55 #include <bus/pccard/pccarddevs.h>
57 #include <dev/netif/mii_layer/mii.h>
58 #include <dev/netif/mii_layer/miivar.h>
63 /* "device miibus" required. See GENERIC if you get errors here. */
64 #include "miibus_if.h"
66 MODULE_DEPEND(ed, miibus, 1, 1, 1);
68 MODULE_DEPEND(ed, pccard, 1, 1, 1);
71 * PC-Card (PCMCIA) specific code.
73 static int ed_pccard_match(device_t);
74 static int ed_pccard_probe(device_t);
75 static int ed_pccard_attach(device_t);
76 static int ed_pccard_detach(device_t);
78 static int ed_pccard_Linksys(device_t dev);
79 static int ed_pccard_ax88190(device_t dev);
81 static void ax88190_geteprom(struct ed_softc *);
82 static int ed_pccard_memwrite(device_t dev, off_t offset, u_char byte);
84 static void ed_pccard_dlink_mii_reset(struct ed_softc *sc);
85 static u_int ed_pccard_dlink_mii_readbits(struct ed_softc *sc, int nbits);
86 static void ed_pccard_dlink_mii_writebits(struct ed_softc *sc, u_int val,
91 * ed_pccard_detach - unload the driver and clear the table.
93 * This is usually called when the card is ejected, but
94 * can be caused by a modunload of a controller driver.
95 * The idea is to reset the driver's view of the device
96 * and ensure that any driver entry points such as
97 * read and write do not hang.
100 ed_pccard_detach(device_t dev)
102 struct ed_softc *sc = device_get_softc(dev);
103 struct ifnet *ifp = &sc->arpcom.ac_if;
105 lwkt_serialize_enter(ifp->if_serializer);
107 device_printf(dev, "already unloaded\n");
111 ifp->if_flags &= ~IFF_RUNNING;
114 bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
115 ed_release_resources(dev);
116 lwkt_serialize_exit(ifp->if_serializer);
120 static const struct ed_product {
121 struct pccard_product prod;
123 #define NE2000DVF_DL10019 0x0001 /* chip is D-Link DL10019 */
124 #define NE2000DVF_AX88190 0x0002 /* chip is ASIX AX88190 */
125 } ed_pccard_products[] = {
126 { PCMCIA_CARD(ACCTON, EN2212, 0), 0},
127 { PCMCIA_CARD(ALLIEDTELESIS, LA_PCM, 0), 0},
128 { PCMCIA_CARD(AMBICOM, AMB8002T, 0), 0},
129 { PCMCIA_CARD(BILLIONTON, LNT10TN, 0), 0},
130 { PCMCIA_CARD(BILLIONTON, CFLT10N, 0), 0},
131 { PCMCIA_CARD(BUFFALO, LPC3_CLT, 0), 0},
132 { PCMCIA_CARD(BUFFALO, LPC3_CLX, 0), NE2000DVF_AX88190},
133 { PCMCIA_CARD(BUFFALO, LPC_CF_CLT, 0), 0},
134 { PCMCIA_CARD(CNET, NE2000, 0), 0},
135 { PCMCIA_CARD(COMPEX, LINKPORT_ENET_B, 0), 0},
136 { PCMCIA_CARD(COREGA, ETHER_II_PCC_T, 0), 0},
137 { PCMCIA_CARD(COREGA, ETHER_II_PCC_TD, 0), 0},
138 { PCMCIA_CARD(COREGA, ETHER_PCC_T, 0), 0},
139 { PCMCIA_CARD(COREGA, ETHER_PCC_TD, 0), 0},
140 { PCMCIA_CARD(COREGA, FAST_ETHER_PCC_TX, 0), NE2000DVF_DL10019 },
141 { PCMCIA_CARD(COREGA, FETHER_PCC_TXD, 0), NE2000DVF_AX88190 },
142 { PCMCIA_CARD(COREGA, FETHER_PCC_TXF, 0), NE2000DVF_DL10019 },
143 { PCMCIA_CARD(DAYNA, COMMUNICARD_E_1, 0), 0},
144 { PCMCIA_CARD(DAYNA, COMMUNICARD_E_2, 0), 0},
145 { PCMCIA_CARD(DIGITAL, DEPCMXX, 0), 0 },
146 { PCMCIA_CARD(DLINK, DE650, 0), 0},
147 { PCMCIA_CARD(DLINK, DE660, 0), 0 },
148 { PCMCIA_CARD(DLINK, DE660PLUS, 0), 0},
149 { PCMCIA_CARD(DLINK, DFE670TXD, 0), NE2000DVF_DL10019},
150 { PCMCIA_CARD(DYNALINK, L10C, 0), 0},
151 { PCMCIA_CARD(EDIMAX, EP4000A, 0), 0},
152 { PCMCIA_CARD(EPSON, EEN10B, 0), 0},
153 { PCMCIA_CARD(EXP, THINLANCOMBO, 0), 0},
154 { PCMCIA_CARD(IBM, INFOMOVER, 0), 0},
155 { PCMCIA_CARD(IODATA, PCLAT, 0), 0},
156 { PCMCIA_CARD(IODATA, PCLATE, 0), 0},
157 { PCMCIA_CARD(KINGSTON, KNE2, 0), 0},
158 { PCMCIA_CARD(LANTECH, FASTNETTX, 0),NE2000DVF_AX88190 },
159 { PCMCIA_CARD(LINKSYS, COMBO_ECARD, 0), NE2000DVF_DL10019 },
160 { PCMCIA_CARD(LINKSYS, ECARD_1, 0), 0},
161 { PCMCIA_CARD(LINKSYS, ECARD_2, 0), 0},
162 { PCMCIA_CARD(LINKSYS, ETHERFAST, 0), NE2000DVF_DL10019 },
163 { PCMCIA_CARD(LINKSYS, PCM100, 0), 0},
164 { PCMCIA_CARD(LINKSYS, TRUST_COMBO_ECARD, 0), 0},
165 { PCMCIA_CARD(LINKSYS, ETHERFAST, 0), NE2000DVF_DL10019 },
166 { PCMCIA_CARD(MACNICA, ME1_JEIDA, 0), 0},
167 { PCMCIA_CARD(MELCO, LPC3_CLX, 0), NE2000DVF_AX88190},
168 { PCMCIA_CARD(MELCO, LPC3_TX, 0), NE2000DVF_AX88190 },
169 { PCMCIA_CARD(NDC, ND5100_E, 0), 0},
170 { PCMCIA_CARD(NETGEAR, FA410TXC, 0), NE2000DVF_DL10019},
171 { PCMCIA_CARD(NETGEAR, FA411, 0), NE2000DVF_AX88190},
172 { PCMCIA_CARD(PLANET, SMARTCOM2000, 0), 0 },
173 { PCMCIA_CARD(PREMAX, PE200, 0), 0},
174 { PCMCIA_CARD(RPTI, EP400, 0), 0},
175 { PCMCIA_CARD(RPTI, EP401, 0), 0},
176 { PCMCIA_CARD(SMC, EZCARD, 0), 0},
177 { PCMCIA_CARD(SOCKET, EA_ETHER, 0), 0},
178 { PCMCIA_CARD(SOCKET, LP_ETHER, 0), 0},
179 { PCMCIA_CARD(SOCKET, LP_ETHER_CF, 0), 0},
180 { PCMCIA_CARD(SOCKET, LP_ETH_10_100_CF, 0), NE2000DVF_DL10019},
181 { PCMCIA_CARD(SVEC, COMBOCARD, 0), 0},
182 { PCMCIA_CARD(SVEC, LANCARD, 0), 0},
183 { PCMCIA_CARD(SYNERGY21, S21810, 0), 0},
184 { PCMCIA_CARD(TDK, LAK_CD031, 0), 0},
185 { PCMCIA_CARD(TELECOMDEVICE, TCD_HPC100, 0), NE2000DVF_AX88190 },
186 { PCMCIA_CARD(XIRCOM, CFE_10, 0), 0},
187 { PCMCIA_CARD(ZONET, ZEN, 0), 0},
192 ed_pccard_match(device_t dev)
194 const struct ed_product *pp;
196 if ((pp = (const struct ed_product *) pccard_product_lookup(dev,
197 (const struct pccard_product *) ed_pccard_products,
198 sizeof(ed_pccard_products[0]), NULL)) != NULL) {
199 if (pp->prod.pp_name != NULL)
200 device_set_desc(dev, pp->prod.pp_name);
201 if (pp->flags & NE2000DVF_DL10019)
202 device_set_flags(dev, ED_FLAGS_LINKSYS);
203 else if (pp->flags & NE2000DVF_AX88190)
204 device_set_flags(dev, ED_FLAGS_AX88190);
211 * Probe framework for pccards. Replicates the standard framework,
212 * minus the pccard driver registration and ignores the ether address
213 * supplied (from the CIS), relying on the probe to find it instead.
216 ed_pccard_probe(device_t dev)
219 int flags = device_get_flags(dev);
221 if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_AX88190) {
222 error = ed_pccard_ax88190(dev);
226 error = ed_probe_Novell(dev, 0, flags);
229 ed_release_resources(dev);
231 error = ed_probe_WD80x3(dev, 0, flags);
234 ed_release_resources(dev);
238 if (ED_FLAGS_GETTYPE(flags) & ED_FLAGS_LINKSYS)
239 ed_pccard_Linksys(dev);
242 error = ed_alloc_irq(dev, 0, 0);
244 ed_release_resources(dev);
249 ed_pccard_attach(device_t dev)
251 struct ed_softc *sc = device_get_softc(dev);
257 if (sc->port_used > 0)
258 ed_alloc_port(dev, sc->port_rid, sc->port_used);
260 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
261 ed_alloc_irq(dev, sc->irq_rid, 0);
263 error = bus_setup_intr(dev, sc->irq_res, INTR_NETSAFE,
264 edintr, sc, &sc->irq_handle, NULL);
266 printf("setup intr failed %d \n", error);
267 ed_release_resources(dev);
271 if (sc->vendor != ED_VENDOR_LINKSYS) {
272 ether_addr = pccard_get_ether(dev);
273 for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++)
274 sum |= ether_addr[i];
276 bcopy(ether_addr, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
279 error = ed_attach(dev);
281 if (error == 0 && sc->vendor == ED_VENDOR_LINKSYS) {
282 /* Probe for an MII bus, but ignore errors. */
283 ed_pccard_dlink_mii_reset(sc);
284 sc->mii_readbits = ed_pccard_dlink_mii_readbits;
285 sc->mii_writebits = ed_pccard_dlink_mii_writebits;
286 mii_phy_probe(dev, &sc->miibus, ed_ifmedia_upd,
295 ax88190_geteprom(struct ed_softc *sc)
300 u_char offset, value;
302 {ED_P0_CR, ED_CR_RD2|ED_CR_STP}, /* Select Page0 */
304 {ED_P0_RBCR0, 0x00}, /* Clear the count regs. */
306 {ED_P0_IMR, 0x00}, /* Mask completion irq. */
308 {ED_P0_RCR, ED_RCR_MON | ED_RCR_INTT}, /* Set To Monitor */
309 {ED_P0_TCR, ED_TCR_LB0}, /* loopback mode. */
314 {ED_P0_CR ,ED_CR_RD0 | ED_CR_STA},
318 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
319 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
321 ed_asic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
325 for (i = 0; i < sizeof(pg_seq) / sizeof(pg_seq[0]); i++)
326 ed_nic_outb(sc, pg_seq[i].offset, pg_seq[i].value);
329 for (i = 0; i < 16; i++)
330 prom[i] = ed_asic_inb(sc, 0);
331 sc->arpcom.ac_enaddr[0] = prom[0] & 0xff;
332 sc->arpcom.ac_enaddr[1] = prom[0] >> 8;
333 sc->arpcom.ac_enaddr[2] = prom[1] & 0xff;
334 sc->arpcom.ac_enaddr[3] = prom[1] >> 8;
335 sc->arpcom.ac_enaddr[4] = prom[2] & 0xff;
336 sc->arpcom.ac_enaddr[5] = prom[2] >> 8;
340 ed_pccard_memwrite(device_t dev, off_t offset, u_char byte)
343 struct resource *cis;
346 cis = bus_alloc_resource(dev, SYS_RES_MEMORY, &cis_rid, 0, ~0,
347 4 << 10, RF_ACTIVE | RF_SHAREABLE);
350 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY,
351 cis_rid, PCCARD_A_MEM_ATTR);
353 bus_space_write_1(rman_get_bustag(cis), rman_get_bushandle(cis),
356 bus_deactivate_resource(dev, SYS_RES_MEMORY, cis_rid, cis);
357 bus_release_resource(dev, SYS_RES_MEMORY, cis_rid, cis);
363 * Probe the Ethernet MAC addrees for PCMCIA Linksys EtherFast 10/100
364 * and compatible cards (DL10019C Ethernet controller).
366 * Note: The PAO patches try to use more memory for the card, but that
367 * seems to fail for my card. A future optimization would add this back
371 ed_pccard_Linksys(device_t dev)
373 struct ed_softc *sc = device_get_softc(dev);
378 * Linksys registers(offset from ASIC base)
380 * 0x04-0x09 : Physical Address Register 0-5 (PAR0-PAR5)
381 * 0x0A : Card ID Register (CIR)
382 * 0x0B : Check Sum Register (SR)
384 for (sum = 0, i = 0x04; i < 0x0c; i++)
385 sum += ed_asic_inb(sc, i);
387 return (0); /* invalid DL10019C */
388 for (i = 0; i < ETHER_ADDR_LEN; i++) {
389 sc->arpcom.ac_enaddr[i] = ed_asic_inb(sc, 0x04 + i);
392 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
394 sc->vendor = ED_VENDOR_LINKSYS;
395 sc->type = ED_TYPE_NE2000;
396 sc->type_str = "Linksys";
402 * Special setup for AX88190
405 ed_pccard_ax88190(device_t dev)
408 int flags = device_get_flags(dev);
410 struct ed_softc *sc = device_get_softc(dev);
412 /* Allocate the port resource during setup. */
413 error = ed_alloc_port(dev, 0, ED_NOVELL_IO_PORTS);
417 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
418 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
419 sc->chip_type = ED_CHIP_TYPE_AX88190;
422 * Set Attribute Memory IOBASE Register. Is this a deficiency in
423 * the PC Card layer, or an ax88190 specific issue? xxx
425 iobase = rman_get_start(sc->port_res);
426 ed_pccard_memwrite(dev, ED_AX88190_IOBASE0, iobase & 0xff);
427 ed_pccard_memwrite(dev, ED_AX88190_IOBASE1, (iobase >> 8) & 0xff);
428 ax88190_geteprom(sc);
429 ed_release_resources(dev);
430 error = ed_probe_Novell(dev, 0, flags);
432 sc->vendor = ED_VENDOR_PCCARD;
433 sc->type = ED_TYPE_NE2000;
434 sc->type_str = "AX88190";
440 /* MII bit-twiddling routines for cards using Dlink chipset */
441 #define DLINK_MIISET(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
442 ed_asic_inb(sc, ED_DLINK_MIIBUS) | (x))
443 #define DLINK_MIICLR(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
444 ed_asic_inb(sc, ED_DLINK_MIIBUS) & ~(x))
447 ed_pccard_dlink_mii_reset(struct ed_softc *sc)
449 ed_asic_outb(sc, ED_DLINK_MIIBUS, 0);
451 DLINK_MIISET(sc, ED_DLINK_MII_RESET2);
453 DLINK_MIISET(sc, ED_DLINK_MII_RESET1);
455 DLINK_MIICLR(sc, ED_DLINK_MII_RESET1);
457 DLINK_MIICLR(sc, ED_DLINK_MII_RESET2);
462 ed_pccard_dlink_mii_writebits(struct ed_softc *sc, u_int val, int nbits)
466 DLINK_MIISET(sc, ED_DLINK_MII_DIROUT);
468 for (i = nbits - 1; i >= 0; i--) {
470 DLINK_MIISET(sc, ED_DLINK_MII_DATAOUT);
472 DLINK_MIICLR(sc, ED_DLINK_MII_DATAOUT);
474 DLINK_MIISET(sc, ED_DLINK_MII_CLK);
476 DLINK_MIICLR(sc, ED_DLINK_MII_CLK);
482 ed_pccard_dlink_mii_readbits(struct ed_softc *sc, int nbits)
487 DLINK_MIICLR(sc, ED_DLINK_MII_DIROUT);
489 for (i = nbits - 1; i >= 0; i--) {
490 DLINK_MIISET(sc, ED_DLINK_MII_CLK);
493 if (ed_asic_inb(sc, ED_DLINK_MIIBUS) & ED_DLINK_MII_DATATIN)
495 DLINK_MIICLR(sc, ED_DLINK_MII_CLK);
503 static device_method_t ed_pccard_methods[] = {
504 /* Device interface */
505 DEVMETHOD(device_probe, pccard_compat_probe),
506 DEVMETHOD(device_attach, pccard_compat_attach),
507 DEVMETHOD(device_detach, ed_pccard_detach),
511 DEVMETHOD(bus_child_detached, ed_child_detached),
514 DEVMETHOD(miibus_readreg, ed_miibus_readreg),
515 DEVMETHOD(miibus_writereg, ed_miibus_writereg),
519 DEVMETHOD(card_compat_match, ed_pccard_match),
520 DEVMETHOD(card_compat_probe, ed_pccard_probe),
521 DEVMETHOD(card_compat_attach, ed_pccard_attach),
525 static driver_t ed_pccard_driver = {
528 sizeof(struct ed_softc)
531 DRIVER_MODULE(if_ed, pccard, ed_pccard_driver, ed_devclass, 0, 0);
533 MODULE_DEPEND(if_ed, miibus, 1, 1, 1);
534 DRIVER_MODULE(miibus, ed, miibus_driver, miibus_devclass, 0, 0);