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 1.18 2006/12/23 00:26:19 swildner Exp $
33 #include <sys/param.h>
34 #include <sys/systm.h>
35 #include <sys/socket.h>
36 #include <sys/kernel.h>
39 #include <sys/module.h>
43 #include <net/ethernet.h>
45 #include <net/if_arp.h>
46 #include <net/if_mib.h>
47 #include <net/if_media.h>
51 #include <bus/pccard/pccardvar.h>
52 #include <bus/pccard/pccarddevs.h>
54 #include <dev/netif/mii_layer/mii.h>
55 #include <dev/netif/mii_layer/miivar.h>
60 /* "device miibus" required. See GENERIC if you get errors here. */
61 #include "miibus_if.h"
63 MODULE_DEPEND(ed
, miibus
, 1, 1, 1);
65 MODULE_DEPEND(ed
, pccard
, 1, 1, 1);
68 * PC-Card (PCMCIA) specific code.
70 static int ed_pccard_match(device_t
);
71 static int ed_pccard_probe(device_t
);
72 static int ed_pccard_attach(device_t
);
73 static int ed_pccard_detach(device_t
);
75 static int ed_pccard_Linksys(device_t dev
);
76 static int ed_pccard_ax88190(device_t dev
);
78 static void ax88190_geteprom(struct ed_softc
*);
79 static int ed_pccard_memwrite(device_t dev
, off_t offset
, u_char byte
);
81 static void ed_pccard_dlink_mii_reset(struct ed_softc
*sc
);
82 static u_int
ed_pccard_dlink_mii_readbits(struct ed_softc
*sc
, int nbits
);
83 static void ed_pccard_dlink_mii_writebits(struct ed_softc
*sc
, u_int val
,
88 * ed_pccard_detach - unload the driver and clear the table.
90 * This is usually called when the card is ejected, but
91 * can be caused by a modunload of a controller driver.
92 * The idea is to reset the driver's view of the device
93 * and ensure that any driver entry points such as
94 * read and write do not hang.
97 ed_pccard_detach(device_t dev
)
99 struct ed_softc
*sc
= device_get_softc(dev
);
100 struct ifnet
*ifp
= &sc
->arpcom
.ac_if
;
102 lwkt_serialize_enter(ifp
->if_serializer
);
105 device_printf(dev
, "already unloaded\n");
106 lwkt_serialize_exit(ifp
->if_serializer
);
110 ifp
->if_flags
&= ~IFF_RUNNING
;
112 bus_teardown_intr(dev
, sc
->irq_res
, sc
->irq_handle
);
114 lwkt_serialize_exit(ifp
->if_serializer
);
117 ed_release_resources(dev
);
121 static const struct ed_product
{
122 struct pccard_product prod
;
124 #define NE2000DVF_DL10019 0x0001 /* chip is D-Link DL10019 */
125 #define NE2000DVF_AX88190 0x0002 /* chip is ASIX AX88190 */
126 } ed_pccard_products
[] = {
127 { PCMCIA_CARD(ACCTON
, EN2212
, 0), 0},
128 { PCMCIA_CARD(ALLIEDTELESIS
, LA_PCM
, 0), 0},
129 { PCMCIA_CARD(AMBICOM
, AMB8002T
, 0), 0},
130 { PCMCIA_CARD(BILLIONTON
, LNT10TN
, 0), 0},
131 { PCMCIA_CARD(BILLIONTON
, CFLT10N
, 0), 0},
132 { PCMCIA_CARD(BUFFALO
, LPC3_CLT
, 0), 0},
133 { PCMCIA_CARD(BUFFALO
, LPC3_CLX
, 0), NE2000DVF_AX88190
},
134 { PCMCIA_CARD(BUFFALO
, LPC_CF_CLT
, 0), 0},
135 { PCMCIA_CARD(CNET
, NE2000
, 0), 0},
136 { PCMCIA_CARD(COMPEX
, LINKPORT_ENET_B
, 0), 0},
137 { PCMCIA_CARD(COREGA
, ETHER_II_PCC_T
, 0), 0},
138 { PCMCIA_CARD(COREGA
, ETHER_II_PCC_TD
, 0), 0},
139 { PCMCIA_CARD(COREGA
, ETHER_PCC_T
, 0), 0},
140 { PCMCIA_CARD(COREGA
, ETHER_PCC_TD
, 0), 0},
141 { PCMCIA_CARD(COREGA
, FAST_ETHER_PCC_TX
, 0), NE2000DVF_DL10019
},
142 { PCMCIA_CARD(COREGA
, FETHER_PCC_TXD
, 0), NE2000DVF_AX88190
},
143 { PCMCIA_CARD(COREGA
, FETHER_PCC_TXF
, 0), NE2000DVF_DL10019
},
144 { PCMCIA_CARD(DAYNA
, COMMUNICARD_E_1
, 0), 0},
145 { PCMCIA_CARD(DAYNA
, COMMUNICARD_E_2
, 0), 0},
146 { PCMCIA_CARD(DIGITAL
, DEPCMXX
, 0), 0 },
147 { PCMCIA_CARD(DLINK
, DE650
, 0), 0},
148 { PCMCIA_CARD(DLINK
, DE660
, 0), 0 },
149 { PCMCIA_CARD(DLINK
, DE660PLUS
, 0), 0},
150 { PCMCIA_CARD(DLINK
, DFE670TXD
, 0), NE2000DVF_DL10019
},
151 { PCMCIA_CARD(DYNALINK
, L10C
, 0), 0},
152 { PCMCIA_CARD(EDIMAX
, EP4000A
, 0), 0},
153 { PCMCIA_CARD(EPSON
, EEN10B
, 0), 0},
154 { PCMCIA_CARD(EXP
, THINLANCOMBO
, 0), 0},
155 { PCMCIA_CARD(IBM
, INFOMOVER
, 0), 0},
156 { PCMCIA_CARD(IODATA
, PCLAT
, 0), 0},
157 { PCMCIA_CARD(IODATA
, PCLATE
, 0), 0},
158 { PCMCIA_CARD(KINGSTON
, KNE2
, 0), 0},
159 { PCMCIA_CARD(LANTECH
, FASTNETTX
, 0),NE2000DVF_AX88190
},
160 { PCMCIA_CARD(LINKSYS
, COMBO_ECARD
, 0), NE2000DVF_DL10019
},
161 { PCMCIA_CARD(LINKSYS
, ECARD_1
, 0), 0},
162 { PCMCIA_CARD(LINKSYS
, ECARD_2
, 0), 0},
163 { PCMCIA_CARD(LINKSYS
, ETHERFAST
, 0), NE2000DVF_DL10019
},
164 { PCMCIA_CARD(LINKSYS
, PCM100
, 0), 0},
165 { PCMCIA_CARD(LINKSYS
, TRUST_COMBO_ECARD
, 0), 0},
166 { PCMCIA_CARD(LINKSYS
, ETHERFAST
, 0), NE2000DVF_DL10019
},
167 { PCMCIA_CARD(MACNICA
, ME1_JEIDA
, 0), 0},
168 { PCMCIA_CARD(MELCO
, LPC3_CLX
, 0), NE2000DVF_AX88190
},
169 { PCMCIA_CARD(MELCO
, LPC3_TX
, 0), NE2000DVF_AX88190
},
170 { PCMCIA_CARD(NDC
, ND5100_E
, 0), 0},
171 { PCMCIA_CARD(NETGEAR
, FA410TXC
, 0), NE2000DVF_DL10019
},
172 { PCMCIA_CARD(NETGEAR
, FA411
, 0), NE2000DVF_AX88190
},
173 { PCMCIA_CARD(PLANET
, SMARTCOM2000
, 0), 0 },
174 { PCMCIA_CARD(PREMAX
, PE200
, 0), 0},
175 { PCMCIA_CARD(RPTI
, EP400
, 0), 0},
176 { PCMCIA_CARD(RPTI
, EP401
, 0), 0},
177 { PCMCIA_CARD(SMC
, EZCARD
, 0), 0},
178 { PCMCIA_CARD(SOCKET
, EA_ETHER
, 0), 0},
179 { PCMCIA_CARD(SOCKET
, LP_ETHER
, 0), 0},
180 { PCMCIA_CARD(SOCKET
, LP_ETHER_CF
, 0), 0},
181 { PCMCIA_CARD(SOCKET
, LP_ETH_10_100_CF
, 0), NE2000DVF_DL10019
},
182 { PCMCIA_CARD(SVEC
, COMBOCARD
, 0), 0},
183 { PCMCIA_CARD(SVEC
, LANCARD
, 0), 0},
184 { PCMCIA_CARD(SYNERGY21
, S21810
, 0), 0},
185 { PCMCIA_CARD(TDK
, LAK_CD031
, 0), 0},
186 { PCMCIA_CARD(TELECOMDEVICE
, TCD_HPC100
, 0), NE2000DVF_AX88190
},
187 { PCMCIA_CARD(XIRCOM
, CFE_10
, 0), 0},
188 { PCMCIA_CARD(ZONET
, ZEN
, 0), 0},
193 ed_pccard_match(device_t dev
)
195 const struct ed_product
*pp
;
197 if ((pp
= (const struct ed_product
*) pccard_product_lookup(dev
,
198 (const struct pccard_product
*) ed_pccard_products
,
199 sizeof(ed_pccard_products
[0]), NULL
)) != NULL
) {
200 if (pp
->prod
.pp_name
!= NULL
)
201 device_set_desc(dev
, pp
->prod
.pp_name
);
202 if (pp
->flags
& NE2000DVF_DL10019
)
203 device_set_flags(dev
, ED_FLAGS_LINKSYS
);
204 else if (pp
->flags
& NE2000DVF_AX88190
)
205 device_set_flags(dev
, ED_FLAGS_AX88190
);
212 * Probe framework for pccards. Replicates the standard framework,
213 * minus the pccard driver registration and ignores the ether address
214 * supplied (from the CIS), relying on the probe to find it instead.
217 ed_pccard_probe(device_t dev
)
220 int flags
= device_get_flags(dev
);
222 if (ED_FLAGS_GETTYPE(flags
) == ED_FLAGS_AX88190
) {
223 error
= ed_pccard_ax88190(dev
);
227 error
= ed_probe_Novell(dev
, 0, flags
);
230 ed_release_resources(dev
);
232 error
= ed_probe_WD80x3(dev
, 0, flags
);
235 ed_release_resources(dev
);
239 if (ED_FLAGS_GETTYPE(flags
) & ED_FLAGS_LINKSYS
)
240 ed_pccard_Linksys(dev
);
243 error
= ed_alloc_irq(dev
, 0, 0);
245 ed_release_resources(dev
);
250 ed_pccard_attach(device_t dev
)
252 struct ed_softc
*sc
= device_get_softc(dev
);
258 if (sc
->port_used
> 0)
259 ed_alloc_port(dev
, sc
->port_rid
, sc
->port_used
);
261 ed_alloc_memory(dev
, sc
->mem_rid
, sc
->mem_used
);
262 ed_alloc_irq(dev
, sc
->irq_rid
, 0);
264 if (sc
->vendor
!= ED_VENDOR_LINKSYS
) {
265 ether_addr
= pccard_get_ether(dev
);
266 for (i
= 0, sum
= 0; i
< ETHER_ADDR_LEN
; i
++)
267 sum
|= ether_addr
[i
];
269 bcopy(ether_addr
, sc
->arpcom
.ac_enaddr
, ETHER_ADDR_LEN
);
272 error
= ed_attach(dev
);
274 if (error
== 0 && sc
->vendor
== ED_VENDOR_LINKSYS
) {
275 /* Probe for an MII bus, but ignore errors. */
276 ed_pccard_dlink_mii_reset(sc
);
277 sc
->mii_readbits
= ed_pccard_dlink_mii_readbits
;
278 sc
->mii_writebits
= ed_pccard_dlink_mii_writebits
;
279 mii_phy_probe(dev
, &sc
->miibus
, ed_ifmedia_upd
,
284 error
= bus_setup_intr(dev
, sc
->irq_res
, INTR_NETSAFE
,
285 edintr
, sc
, &sc
->irq_handle
,
286 sc
->arpcom
.ac_if
.if_serializer
);
288 kprintf("setup intr failed %d \n", error
);
289 ed_release_resources(dev
);
297 ax88190_geteprom(struct ed_softc
*sc
)
302 u_char offset
, value
;
304 {ED_P0_CR
, ED_CR_RD2
|ED_CR_STP
}, /* Select Page0 */
306 {ED_P0_RBCR0
, 0x00}, /* Clear the count regs. */
308 {ED_P0_IMR
, 0x00}, /* Mask completion irq. */
310 {ED_P0_RCR
, ED_RCR_MON
| ED_RCR_INTT
}, /* Set To Monitor */
311 {ED_P0_TCR
, ED_TCR_LB0
}, /* loopback mode. */
316 {ED_P0_CR
,ED_CR_RD0
| ED_CR_STA
},
320 tmp
= ed_asic_inb(sc
, ED_NOVELL_RESET
);
321 ed_asic_outb(sc
, ED_NOVELL_RESET
, tmp
);
323 ed_asic_outb(sc
, ED_P0_CR
, ED_CR_RD2
| ED_CR_STP
);
327 for (i
= 0; i
< sizeof(pg_seq
) / sizeof(pg_seq
[0]); i
++)
328 ed_nic_outb(sc
, pg_seq
[i
].offset
, pg_seq
[i
].value
);
331 for (i
= 0; i
< 16; i
++)
332 prom
[i
] = ed_asic_inb(sc
, 0);
333 sc
->arpcom
.ac_enaddr
[0] = prom
[0] & 0xff;
334 sc
->arpcom
.ac_enaddr
[1] = prom
[0] >> 8;
335 sc
->arpcom
.ac_enaddr
[2] = prom
[1] & 0xff;
336 sc
->arpcom
.ac_enaddr
[3] = prom
[1] >> 8;
337 sc
->arpcom
.ac_enaddr
[4] = prom
[2] & 0xff;
338 sc
->arpcom
.ac_enaddr
[5] = prom
[2] >> 8;
342 ed_pccard_memwrite(device_t dev
, off_t offset
, u_char byte
)
345 struct resource
*cis
;
348 cis
= bus_alloc_resource(dev
, SYS_RES_MEMORY
, &cis_rid
, 0, ~0,
349 4 << 10, RF_ACTIVE
| RF_SHAREABLE
);
352 CARD_SET_RES_FLAGS(device_get_parent(dev
), dev
, SYS_RES_MEMORY
,
353 cis_rid
, PCCARD_A_MEM_ATTR
);
355 bus_space_write_1(rman_get_bustag(cis
), rman_get_bushandle(cis
),
358 bus_deactivate_resource(dev
, SYS_RES_MEMORY
, cis_rid
, cis
);
359 bus_release_resource(dev
, SYS_RES_MEMORY
, cis_rid
, cis
);
365 * Probe the Ethernet MAC addrees for PCMCIA Linksys EtherFast 10/100
366 * and compatible cards (DL10019C Ethernet controller).
368 * Note: The PAO patches try to use more memory for the card, but that
369 * seems to fail for my card. A future optimization would add this back
373 ed_pccard_Linksys(device_t dev
)
375 struct ed_softc
*sc
= device_get_softc(dev
);
380 * Linksys registers(offset from ASIC base)
382 * 0x04-0x09 : Physical Address Register 0-5 (PAR0-PAR5)
383 * 0x0A : Card ID Register (CIR)
384 * 0x0B : Check Sum Register (SR)
386 for (sum
= 0, i
= 0x04; i
< 0x0c; i
++)
387 sum
+= ed_asic_inb(sc
, i
);
389 return (0); /* invalid DL10019C */
390 for (i
= 0; i
< ETHER_ADDR_LEN
; i
++) {
391 sc
->arpcom
.ac_enaddr
[i
] = ed_asic_inb(sc
, 0x04 + i
);
394 ed_nic_outb(sc
, ED_P0_DCR
, ED_DCR_WTS
| ED_DCR_FT1
| ED_DCR_LS
);
396 sc
->vendor
= ED_VENDOR_LINKSYS
;
397 sc
->type
= ED_TYPE_NE2000
;
398 sc
->type_str
= "Linksys";
404 * Special setup for AX88190
407 ed_pccard_ax88190(device_t dev
)
410 int flags
= device_get_flags(dev
);
412 struct ed_softc
*sc
= device_get_softc(dev
);
414 /* Allocate the port resource during setup. */
415 error
= ed_alloc_port(dev
, 0, ED_NOVELL_IO_PORTS
);
419 sc
->asic_offset
= ED_NOVELL_ASIC_OFFSET
;
420 sc
->nic_offset
= ED_NOVELL_NIC_OFFSET
;
421 sc
->chip_type
= ED_CHIP_TYPE_AX88190
;
424 * Set Attribute Memory IOBASE Register. Is this a deficiency in
425 * the PC Card layer, or an ax88190 specific issue? xxx
427 iobase
= rman_get_start(sc
->port_res
);
428 ed_pccard_memwrite(dev
, ED_AX88190_IOBASE0
, iobase
& 0xff);
429 ed_pccard_memwrite(dev
, ED_AX88190_IOBASE1
, (iobase
>> 8) & 0xff);
430 ax88190_geteprom(sc
);
431 ed_release_resources(dev
);
432 error
= ed_probe_Novell(dev
, 0, flags
);
434 sc
->vendor
= ED_VENDOR_PCCARD
;
435 sc
->type
= ED_TYPE_NE2000
;
436 sc
->type_str
= "AX88190";
442 /* MII bit-twiddling routines for cards using Dlink chipset */
443 #define DLINK_MIISET(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
444 ed_asic_inb(sc, ED_DLINK_MIIBUS) | (x))
445 #define DLINK_MIICLR(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
446 ed_asic_inb(sc, ED_DLINK_MIIBUS) & ~(x))
449 ed_pccard_dlink_mii_reset(struct ed_softc
*sc
)
451 ed_asic_outb(sc
, ED_DLINK_MIIBUS
, 0);
453 DLINK_MIISET(sc
, ED_DLINK_MII_RESET2
);
455 DLINK_MIISET(sc
, ED_DLINK_MII_RESET1
);
457 DLINK_MIICLR(sc
, ED_DLINK_MII_RESET1
);
459 DLINK_MIICLR(sc
, ED_DLINK_MII_RESET2
);
464 ed_pccard_dlink_mii_writebits(struct ed_softc
*sc
, u_int val
, int nbits
)
468 DLINK_MIISET(sc
, ED_DLINK_MII_DIROUT
);
470 for (i
= nbits
- 1; i
>= 0; i
--) {
472 DLINK_MIISET(sc
, ED_DLINK_MII_DATAOUT
);
474 DLINK_MIICLR(sc
, ED_DLINK_MII_DATAOUT
);
476 DLINK_MIISET(sc
, ED_DLINK_MII_CLK
);
478 DLINK_MIICLR(sc
, ED_DLINK_MII_CLK
);
484 ed_pccard_dlink_mii_readbits(struct ed_softc
*sc
, int nbits
)
489 DLINK_MIICLR(sc
, ED_DLINK_MII_DIROUT
);
491 for (i
= nbits
- 1; i
>= 0; i
--) {
492 DLINK_MIISET(sc
, ED_DLINK_MII_CLK
);
495 if (ed_asic_inb(sc
, ED_DLINK_MIIBUS
) & ED_DLINK_MII_DATATIN
)
497 DLINK_MIICLR(sc
, ED_DLINK_MII_CLK
);
505 static device_method_t ed_pccard_methods
[] = {
506 /* Device interface */
507 DEVMETHOD(device_probe
, pccard_compat_probe
),
508 DEVMETHOD(device_attach
, pccard_compat_attach
),
509 DEVMETHOD(device_detach
, ed_pccard_detach
),
513 DEVMETHOD(bus_child_detached
, ed_child_detached
),
516 DEVMETHOD(miibus_readreg
, ed_miibus_readreg
),
517 DEVMETHOD(miibus_writereg
, ed_miibus_writereg
),
521 DEVMETHOD(card_compat_match
, ed_pccard_match
),
522 DEVMETHOD(card_compat_probe
, ed_pccard_probe
),
523 DEVMETHOD(card_compat_attach
, ed_pccard_attach
),
527 static driver_t ed_pccard_driver
= {
530 sizeof(struct ed_softc
)
533 DRIVER_MODULE(if_ed
, pccard
, ed_pccard_driver
, ed_devclass
, 0, 0);
535 MODULE_DEPEND(if_ed
, miibus
, 1, 1, 1);
536 DRIVER_MODULE(miibus
, ed
, miibus_driver
, miibus_devclass
, 0, 0);