if_ep_pcmcia.c revision 1.1.2.8 1 #include "bpfilter.h"
2
3 #include <sys/param.h>
4 #include <sys/systm.h>
5 #include <sys/mbuf.h>
6 #include <sys/socket.h>
7 #include <sys/ioctl.h>
8 #include <sys/errno.h>
9 #include <sys/syslog.h>
10 #include <sys/select.h>
11 #include <sys/device.h>
12
13 #include <net/if.h>
14 #include <net/if_dl.h>
15 #include <net/if_ether.h>
16 #include <net/if_media.h>
17
18 #ifdef INET
19 #include <netinet/in.h>
20 #include <netinet/in_systm.h>
21 #include <netinet/in_var.h>
22 #include <netinet/ip.h>
23 #include <netinet/if_inarp.h>
24 #endif
25
26 #ifdef NS
27 #include <netns/ns.h>
28 #include <netns/ns_if.h>
29 #endif
30
31 #if NBPFILTER > 0
32 #include <net/bpf.h>
33 #include <net/bpfdesc.h>
34 #endif
35
36 #include <machine/cpu.h>
37 #include <machine/bus.h>
38 #include <machine/intr.h>
39
40 #include <dev/ic/elink3var.h>
41 #include <dev/ic/elink3reg.h>
42
43 #include <dev/pcmcia/pcmciareg.h>
44 #include <dev/pcmcia/pcmciavar.h>
45
46 #define PCMCIA_MANUFACTURER_3COM 0x101
47 #define PCMCIA_PRODUCT_3COM_3C562 0x562
48 #define PCMCIA_PRODUCT_3COM_3C589 0x589
49
50 #ifdef __BROKEN_INDIRECT_CONFIG
51 int ep_pcmcia_match __P((struct device *, void *, void *));
52 #else
53 int ep_pcmcia_match __P((struct device *, struct cfdata *, void *));
54 #endif
55 void ep_pcmcia_attach __P((struct device *, struct device *, void *));
56
57 int ep_pcmcia_get_enaddr __P((struct pcmcia_tuple *, void *));
58 int ep_pcmcia_enable __P((struct ep_softc *));
59 void ep_pcmcia_disable __P((struct ep_softc *));
60
61 struct ep_pcmcia_softc {
62 struct ep_softc sc_ep; /* real "ep" softc */
63
64 /* PCMCIA-specific goo */
65 struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
66 int sc_io_window; /* our i/o window */
67 struct pcmcia_function *sc_pf; /* our PCMCIA function */
68 };
69
70 struct cfattach ep_pcmcia_ca = {
71 sizeof(struct ep_pcmcia_softc), ep_pcmcia_match, ep_pcmcia_attach
72 };
73
74 int
75 ep_pcmcia_match(parent, match, aux)
76 struct device *parent;
77 #ifdef __BROKEN_INDIRECT_CONFIG
78 void *match;
79 #else
80 struct cfdata *cf;
81 #endif
82 void *aux;
83 {
84 struct pcmcia_attach_args *pa = (struct pcmcia_attach_args *) aux;
85
86 if ((pa->manufacturer == PCMCIA_MANUFACTURER_3COM) &&
87 (pa->product == PCMCIA_PRODUCT_3COM_3C562) &&
88 (pa->pf->number == 0))
89 return(1);
90
91 if ((pa->manufacturer == PCMCIA_MANUFACTURER_3COM) &&
92 (pa->product == PCMCIA_PRODUCT_3COM_3C589) &&
93 (pa->pf->number == 0))
94 return(1);
95
96 return(0);
97 }
98
99 int
100 ep_pcmcia_enable(sc)
101 struct ep_softc *sc;
102 {
103 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *)sc;
104
105 return (pcmcia_function_enable(psc->sc_pf));
106 }
107
108 void
109 ep_pcmcia_disable(sc)
110 struct ep_softc *sc;
111 {
112 struct ep_pcmcia_softc *psc = (struct ep_pcmcia_softc *)sc;
113
114 pcmcia_function_disable(psc->sc_pf);
115 }
116
117 void
118 ep_pcmcia_attach(parent, self, aux)
119 struct device *parent, *self;
120 void *aux;
121 {
122 struct ep_pcmcia_softc *psc = (void *) self;
123 struct ep_softc *sc = &psc->sc_ep;
124 struct pcmcia_attach_args *pa = aux;
125 struct pcmcia_config_entry *cfe;
126 int i;
127 u_int8_t myla[ETHER_ADDR_LEN];
128 u_int8_t *enaddr;
129 char *model;
130
131 psc->sc_pf = pa->pf;
132 cfe = pa->pf->cfe_head.sqh_first;
133
134 /* Enable the card. */
135 pcmcia_function_init(pa->pf, cfe);
136 if (pcmcia_function_enable(pa->pf))
137 printf(": function enable failed\n");
138
139 sc->enabled = 1;
140
141 /* turn off the bit which disables the modem */
142 if (pa->product == PCMCIA_PRODUCT_3COM_3C562) {
143 int reg;
144
145 reg = pcmcia_ccr_read(pa->pf, PCMCIA_CCR_OPTION);
146 reg &= ~0x08;
147 pcmcia_ccr_write(pa->pf, PCMCIA_CCR_OPTION, reg);
148 }
149
150 if (cfe->num_memspace != 0)
151 printf(": unexpected number of memory spaces %d should be 0\n",
152 cfe->num_memspace);
153
154 if (cfe->num_iospace != 1)
155 printf(": unexpected number of I/O spaces %d should be 1\n",
156 cfe->num_iospace);
157
158 /* XXX there's a comment in the linux driver about the io address
159 having to be between 0x00 and 0x70 mod 0x100. weird. */
160
161 /* XXX Will have to fix this!! */
162
163 if (pa->product == PCMCIA_PRODUCT_3COM_3C562) {
164 for (i = 0x300; i < 0x1000; i += ((i%0x100) == 0x70)?0x90:0x10) {
165 if (pcmcia_io_alloc(pa->pf, i, cfe->iospace[0].length,
166 0, &psc->sc_pcioh) == 0)
167 break;
168 }
169 if (i == 0x1000) {
170 printf(": can't allocate i/o space\n");
171 return;
172 }
173 } else {
174 if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length,
175 cfe->iospace[0].length, &psc->sc_pcioh))
176 printf(": can't allocate i/o space\n");
177 }
178
179 sc->sc_iot = psc->sc_pcioh.iot;
180 sc->sc_ioh = psc->sc_pcioh.ioh;
181
182 if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ?
183 PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8),
184 0, cfe->iospace[0].length, &psc->sc_pcioh,
185 &psc->sc_io_window)) {
186 printf(": can't map i/o space\n");
187 return;
188 }
189
190 if (pa->product == PCMCIA_PRODUCT_3COM_3C562) {
191 if (pcmcia_scan_cis(parent, ep_pcmcia_get_enaddr, myla)) {
192 printf(": can't read ethernet address from CIS\n");
193 return;
194 }
195 enaddr = myla;
196 } else {
197 enaddr = NULL;
198 }
199
200 sc->bustype = EP_BUS_PCMCIA;
201
202 switch (pa->product) {
203 case PCMCIA_PRODUCT_3COM_3C589:
204 model = "3Com 3C589 Ethernet";
205 break;
206 case PCMCIA_PRODUCT_3COM_3C562:
207 model = "3Com 3C562 Ethernet";
208 break;
209 default:
210 model = "3Com Ethernet, model unknown";
211 break;
212 }
213
214 printf(": %s\n", model);
215
216 sc->enable = ep_pcmcia_enable;
217 sc->disable = ep_pcmcia_disable;
218
219 epconfig(sc, EP_CHIPSET_3C509, enaddr);
220
221 /* establish the interrupt. */
222 sc->sc_ih = pcmcia_intr_establish(pa->pf, IPL_NET, epintr, sc);
223 if (sc->sc_ih == NULL) {
224 printf("%s: couldn't establish interrupt\n",
225 sc->sc_dev.dv_xname);
226 return;
227 }
228
229 sc->enabled = 0;
230
231 pcmcia_function_disable(pa->pf);
232 }
233
234 int
235 ep_pcmcia_get_enaddr(tuple, arg)
236 struct pcmcia_tuple *tuple;
237 void *arg;
238 {
239 u_int8_t *myla = (u_int8_t *) arg;
240 int i;
241
242 /* this is 3c562 magic */
243
244 if (tuple->code == 0x88) {
245 if (tuple->length < ETHER_ADDR_LEN)
246 return(0);
247
248 for (i=0; i<ETHER_ADDR_LEN; i+=2) {
249 myla[i] = pcmcia_tuple_read_1(tuple, i+1);
250 myla[i+1] = pcmcia_tuple_read_1(tuple, i);
251 }
252
253 return(1);
254 }
255
256 return(0);
257 }
258