if_ep_pci.c revision 1.17.4.3 1 /* $NetBSD: if_ep_pci.c,v 1.17.4.3 1997/03/09 21:05:46 is Exp $ */
2
3 /*
4 * Copyright (c) 1994 Herb Peyerl <hpeyerl (at) beer.org>
5 * 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 Herb Peyerl.
18 * 4. The name of Herb Peyerl may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #include "bpfilter.h"
34
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/mbuf.h>
38 #include <sys/socket.h>
39 #include <sys/ioctl.h>
40 #include <sys/errno.h>
41 #include <sys/syslog.h>
42 #include <sys/select.h>
43 #include <sys/device.h>
44
45 #include <net/if.h>
46 #include <net/if_dl.h>
47 #include <net/if_types.h>
48
49 #include <net/if_ether.h>
50
51 #ifdef INET
52 #include <netinet/in.h>
53 #include <netinet/in_systm.h>
54 #include <netinet/in_var.h>
55 #include <netinet/ip.h>
56 #include <netinet/if_inarp.h>
57 #endif
58
59 #ifdef NS
60 #include <netns/ns.h>
61 #include <netns/ns_if.h>
62 #endif
63
64 #if NBPFILTER > 0
65 #include <net/bpf.h>
66 #include <net/bpfdesc.h>
67 #endif
68
69 #include <machine/cpu.h>
70 #include <machine/bus.h>
71 #include <machine/intr.h>
72
73 #include <dev/ic/elink3var.h>
74 #include <dev/ic/elink3reg.h>
75
76 #include <dev/pci/pcivar.h>
77 #include <dev/pci/pcireg.h>
78 #include <dev/pci/pcidevs.h>
79
80 /*
81 * PCI constants.
82 * XXX These should be in a common file!
83 */
84 #define PCI_CONN 0x48 /* Connector type */
85 #define PCI_CBIO 0x10 /* Configuration Base IO Address */
86
87 #ifdef __BROKEN_INDIRECT_CONFIG
88 int ep_pci_match __P((struct device *, void *, void *));
89 #else
90 int ep_pci_match __P((struct device *, struct cfdata *, void *));
91 #endif
92 void ep_pci_attach __P((struct device *, struct device *, void *));
93
94 struct cfattach ep_pci_ca = {
95 sizeof(struct ep_softc), ep_pci_match, ep_pci_attach
96 };
97
98 int
99 ep_pci_match(parent, match, aux)
100 struct device *parent;
101 #ifdef __BROKEN_INDIRECT_CONFIG
102 void *match;
103 #else
104 struct cfdata *match;
105 #endif
106 void *aux;
107 {
108 struct pci_attach_args *pa = (struct pci_attach_args *) aux;
109
110 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_3COM)
111 return 0;
112
113 switch (PCI_PRODUCT(pa->pa_id)) {
114 case PCI_PRODUCT_3COM_3C590:
115 case PCI_PRODUCT_3COM_3C595TX:
116 case PCI_PRODUCT_3COM_3C900COMBO:
117 case PCI_PRODUCT_3COM_3C905TX:
118 break;
119 default:
120 return 0;
121 }
122
123 return 1;
124 }
125
126 void
127 ep_pci_attach(parent, self, aux)
128 struct device *parent, *self;
129 void *aux;
130 {
131 struct ep_softc *sc = (void *)self;
132 struct pci_attach_args *pa = aux;
133 pci_chipset_tag_t pc = pa->pa_pc;
134 bus_space_tag_t iot = pa->pa_iot;
135 bus_addr_t iobase;
136 bus_size_t iosize;
137 pci_intr_handle_t ih;
138 char *model;
139 const char *intrstr = NULL;
140
141 if (pci_io_find(pc, pa->pa_tag, PCI_CBIO, &iobase, &iosize)) {
142 printf(": can't find i/o space\n");
143 return;
144 }
145
146 if (bus_space_map(iot, iobase, iosize, 0, &sc->sc_ioh)) {
147 printf(": can't map i/o space\n");
148 return;
149 }
150
151 sc->sc_iot = iot;
152 sc->bustype = EP_BUS_PCI;
153
154 switch (PCI_PRODUCT(pa->pa_id)) {
155 case PCI_PRODUCT_3COM_3C590:
156 model = "3Com 3C590 Ethernet";
157 break;
158 case PCI_PRODUCT_3COM_3C595TX:
159 case PCI_PRODUCT_3COM_3C595T4:
160 case PCI_PRODUCT_3COM_3C595MII:
161 model = "3Com 3C595 Ethernet";
162 break;
163 case PCI_PRODUCT_3COM_3C900TPO:
164 model = "3Com 3C900 Ethernet";
165 break;
166 case PCI_PRODUCT_3COM_3C900COMBO:
167 model = "3Com 3C900 Ethernet";
168 break;
169 case PCI_PRODUCT_3COM_3C905TX:
170 model = "3Com 3C905 Ethernet";
171 break;
172 default:
173 model = "unknown model!";
174 break;
175 }
176
177 printf(": %s\n", model);
178
179 epconfig(sc, EP_CHIPSET_VORTEX);
180
181 /* Enable the card. */
182 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
183 pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
184 PCI_COMMAND_MASTER_ENABLE);
185
186 /* Map and establish the interrupt. */
187 if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin,
188 pa->pa_intrline, &ih)) {
189 printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname);
190 return;
191 }
192 intrstr = pci_intr_string(pc, ih);
193 sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, epintr, sc);
194 if (sc->sc_ih == NULL) {
195 printf("%s: couldn't establish interrupt",
196 sc->sc_dev.dv_xname);
197 if (intrstr != NULL)
198 printf(" at %s", intrstr);
199 printf("\n");
200 return;
201 }
202 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr);
203 }
204