Line data Source code
1 : /* $OpenBSD: if_ne_pci.c,v 1.20 2014/12/22 02:28:52 tedu Exp $ */
2 : /* $NetBSD: if_ne_pci.c,v 1.8 1998/07/05 00:51:24 jonathan Exp $ */
3 :
4 : /*-
5 : * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
6 : * All rights reserved.
7 : *
8 : * This code is derived from software contributed to The NetBSD Foundation
9 : * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
10 : * NASA Ames Research Center.
11 : *
12 : * Redistribution and use in source and binary forms, with or without
13 : * modification, are permitted provided that the following conditions
14 : * are met:
15 : * 1. Redistributions of source code must retain the above copyright
16 : * notice, this list of conditions and the following disclaimer.
17 : * 2. Redistributions in binary form must reproduce the above copyright
18 : * notice, this list of conditions and the following disclaimer in the
19 : * documentation and/or other materials provided with the distribution.
20 : *
21 : * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22 : * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 : * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 : * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25 : * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 : * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 : * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 : * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 : * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 : * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 : * POSSIBILITY OF SUCH DAMAGE.
32 : */
33 :
34 : #include "bpfilter.h"
35 :
36 : #include <sys/param.h>
37 : #include <sys/systm.h>
38 : #include <sys/mbuf.h>
39 : #include <sys/syslog.h>
40 : #include <sys/socket.h>
41 : #include <sys/device.h>
42 :
43 : #include <net/if.h>
44 : #include <net/if_media.h>
45 :
46 : #include <netinet/in.h>
47 : #include <netinet/if_ether.h>
48 :
49 : #include <machine/bus.h>
50 : #include <machine/intr.h>
51 :
52 : #include <dev/pci/pcireg.h>
53 : #include <dev/pci/pcivar.h>
54 : #include <dev/pci/pcidevs.h>
55 :
56 : #include <dev/mii/miivar.h>
57 :
58 : #include <dev/ic/dp8390reg.h>
59 : #include <dev/ic/dp8390var.h>
60 :
61 : #include <dev/ic/ne2000reg.h>
62 : #include <dev/ic/ne2000var.h>
63 :
64 : #include <dev/ic/rtl80x9reg.h>
65 : #include <dev/ic/rtl80x9var.h>
66 :
67 : struct ne_pci_softc {
68 : struct ne2000_softc sc_ne2000; /* real "ne2000" softc */
69 :
70 : /* PCI-specific goo */
71 : void *sc_ih; /* interrupt handle */
72 : };
73 :
74 : int ne_pci_match(struct device *, void *, void *);
75 : void ne_pci_attach(struct device *, struct device *, void *);
76 :
77 : struct cfattach ne_pci_ca = {
78 : sizeof(struct ne_pci_softc), ne_pci_match, ne_pci_attach
79 : };
80 :
81 : const struct ne_pci_product {
82 : pci_vendor_id_t npp_vendor;
83 : pci_product_id_t npp_product;
84 : int (*npp_mediachange)(struct dp8390_softc *);
85 : void (*npp_mediastatus)(struct dp8390_softc *,
86 : struct ifmediareq *);
87 : void (*npp_init_card)(struct dp8390_softc *);
88 : void (*npp_media_init)(struct dp8390_softc *);
89 : } ne_pci_prod[] = {
90 : { PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8029,
91 : rtl80x9_mediachange, rtl80x9_mediastatus,
92 : rtl80x9_init_card, rtl80x9_media_init,
93 : /* Realtek 8029 */ },
94 :
95 : { PCI_VENDOR_WINBOND, PCI_PRODUCT_WINBOND_W89C940F,
96 : NULL, NULL,
97 : NULL, NULL,
98 : /* Winbond 89C940F */ },
99 :
100 : { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT86C926,
101 : NULL, NULL,
102 : NULL, NULL,
103 : /* VIA Technologies VT86C926 */ },
104 :
105 : { PCI_VENDOR_SURECOM, PCI_PRODUCT_SURECOM_NE34,
106 : NULL, NULL,
107 : NULL, NULL,
108 : /* Surecom NE-34 */ },
109 :
110 : { PCI_VENDOR_NETVIN, PCI_PRODUCT_NETVIN_NV5000,
111 : NULL, NULL,
112 : NULL, NULL,
113 : /* NetVin 5000 */ },
114 :
115 : /* XXX The following entries need sanity checking in pcidevs */
116 : { PCI_VENDOR_COMPEX, PCI_PRODUCT_COMPEX_COMPEXE,
117 : NULL, NULL,
118 : NULL, NULL,
119 : /* Compex */ },
120 :
121 : { PCI_VENDOR_WINBOND2, PCI_PRODUCT_WINBOND2_W89C940,
122 : NULL, NULL,
123 : NULL, NULL,
124 : /* ProLAN */ },
125 :
126 : { PCI_VENDOR_KTI, PCI_PRODUCT_KTI_KTIE,
127 : NULL, NULL,
128 : NULL, NULL,
129 : /* KTI */ },
130 : };
131 :
132 : const struct ne_pci_product *ne_pci_lookup(struct pci_attach_args *);
133 :
134 : const struct ne_pci_product *
135 0 : ne_pci_lookup(struct pci_attach_args *pa)
136 : {
137 : const struct ne_pci_product *npp;
138 :
139 0 : for (npp = ne_pci_prod;
140 0 : npp < &ne_pci_prod[nitems(ne_pci_prod)];
141 0 : npp++) {
142 0 : if (PCI_VENDOR(pa->pa_id) == npp->npp_vendor &&
143 0 : PCI_PRODUCT(pa->pa_id) == npp->npp_product)
144 0 : return (npp);
145 : }
146 0 : return (NULL);
147 0 : }
148 :
149 : /*
150 : * PCI constants.
151 : * XXX These should be in a common file!
152 : */
153 : #define PCI_CBIO 0x10 /* Configuration Base IO Address */
154 :
155 : int
156 0 : ne_pci_match(struct device *parent, void *match, void *aux)
157 : {
158 0 : struct pci_attach_args *pa = aux;
159 :
160 0 : if (ne_pci_lookup(pa) != NULL)
161 0 : return (1);
162 :
163 0 : return (0);
164 0 : }
165 :
166 : void
167 0 : ne_pci_attach(struct device *parent, struct device *self, void *aux)
168 : {
169 0 : struct ne_pci_softc *psc = (struct ne_pci_softc *)self;
170 0 : struct ne2000_softc *nsc = &psc->sc_ne2000;
171 0 : struct dp8390_softc *dsc = &nsc->sc_dp8390;
172 0 : struct pci_attach_args *pa = aux;
173 0 : pci_chipset_tag_t pc = pa->pa_pc;
174 0 : bus_size_t iosize;
175 0 : bus_space_tag_t nict;
176 0 : bus_space_handle_t nich;
177 : bus_space_tag_t asict;
178 0 : bus_space_handle_t asich;
179 : const char *intrstr;
180 : const struct ne_pci_product *npp;
181 0 : pci_intr_handle_t ih;
182 :
183 0 : npp = ne_pci_lookup(pa);
184 0 : if (npp == NULL) {
185 0 : printf("\n");
186 0 : panic("ne_pci_attach: impossible");
187 : }
188 :
189 0 : if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0,
190 : &nict, &nich, NULL, &iosize, 0)) {
191 0 : printf(": can't map i/o space\n");
192 0 : return;
193 : }
194 :
195 0 : asict = nict;
196 0 : if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET,
197 : NE2000_ASIC_NPORTS, &asich)) {
198 0 : printf(": can't subregion i/o space\n");
199 0 : bus_space_unmap(nict, nich, iosize);
200 0 : return;
201 : }
202 :
203 0 : dsc->sc_regt = nict;
204 0 : dsc->sc_regh = nich;
205 :
206 0 : nsc->sc_asict = asict;
207 0 : nsc->sc_asich = asich;
208 :
209 : /* This interface is always enabled. */
210 0 : dsc->sc_enabled = 1;
211 :
212 0 : dsc->sc_mediachange = npp->npp_mediachange;
213 0 : dsc->sc_mediastatus = npp->npp_mediastatus;
214 0 : dsc->sc_media_init = npp->npp_media_init;
215 0 : dsc->init_card = npp->npp_init_card;
216 :
217 : /* Map and establish the interrupt. */
218 0 : if (pci_intr_map(pa, &ih)) {
219 0 : printf(": couldn't map interrupt\n");
220 0 : bus_space_unmap(nict, nich, iosize);
221 0 : return;
222 : }
223 0 : intrstr = pci_intr_string(pc, ih);
224 0 : psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc,
225 0 : dsc->sc_dev.dv_xname);
226 0 : if (psc->sc_ih == NULL) {
227 0 : printf(": couldn't establish interrupt");
228 0 : if (intrstr != NULL)
229 0 : printf(" at %s", intrstr);
230 0 : printf("\n");
231 0 : bus_space_unmap(nict, nich, iosize);
232 0 : return;
233 : }
234 0 : printf(": %s", intrstr);
235 :
236 : /*
237 : * Do generic NE2000 attach. This will read the station address
238 : * from the EEPROM.
239 : */
240 0 : ne2000_attach(nsc, NULL);
241 0 : }
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