1 /* $OpenBSD: if_le_isapnp.c,v 1.12 2007/06/17 21:20:47 jasper Exp $ */
2 /* $NetBSD: if_le_isa.c,v 1.2 1996/05/12 23:52:56 mycroft Exp $ */
3
4 /*-
5 * Copyright (c) 1995 Charles M. Hannum. All rights reserved.
6 * Copyright (c) 1992, 1993
7 * The Regents of the University of California. All rights reserved.
8 *
9 * This code is derived from software contributed to Berkeley by
10 * Ralph Campbell and Rick Macklem.
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 * 3. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * @(#)if_le.c 8.2 (Berkeley) 11/16/93
37 */
38
39 #include "bpfilter.h"
40 #include "isadma.h"
41
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/mbuf.h>
45 #include <sys/syslog.h>
46 #include <sys/socket.h>
47 #include <sys/device.h>
48
49 #include <net/if.h>
50 #include <net/if_media.h>
51
52 #ifdef INET
53 #include <netinet/in.h>
54 #include <netinet/if_ether.h>
55 #endif
56
57 #include <machine/cpu.h>
58 #include <machine/intr.h>
59
60 #include <dev/isa/isareg.h>
61 #include <dev/isa/isavar.h>
62 #include <dev/isa/isadmavar.h>
63
64 #include <dev/ic/am7990reg.h>
65 #include <dev/ic/am7990var.h>
66
67 #include <dev/isa/if_levar.h>
68
69 int le_isapnp_match(struct device *, void *, void *);
70 void le_isapnp_attach(struct device *, struct device *, void *);
71
72 struct cfattach le_isapnp_ca = {
73 sizeof(struct le_softc), le_isapnp_match, le_isapnp_attach
74 };
75
76 int
77 le_isapnp_match(struct device *parent, void *match, void *aux)
78 {
79 return 1;
80 }
81
82 void
83 le_isapnp_attach(struct device *parent, struct device *self, void *aux)
84 {
85 struct le_softc *lesc = (void *)self;
86 struct isa_attach_args *ia = aux;
87 struct am7990_softc *sc = &lesc->sc_am7990;
88 bus_space_tag_t iot = lesc->sc_iot;
89 bus_space_handle_t ioh = lesc->sc_ioh;
90 int i;
91
92 lesc->sc_iot = iot = ia->ia_iot;
93 lesc->sc_ioh = ioh = ia->ipa_io[0].h;
94 lesc->sc_rap = NE2100_RAP;
95 lesc->sc_rdp = NE2100_RDP;
96 lesc->sc_card = NE2100;
97
98 /*
99 * Extract the physical MAC address from the ROM.
100 */
101 for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++)
102 sc->sc_arpcom.ac_enaddr[i] = bus_space_read_1(iot, ioh, i);
103
104 sc->sc_mem = malloc(16384, M_DEVBUF, M_NOWAIT);
105 if (sc->sc_mem == 0) {
106 printf(": couldn't allocate memory for card\n");
107 return;
108 }
109
110 sc->sc_conf3 = 0;
111 sc->sc_addr = kvtop(sc->sc_mem);
112 sc->sc_memsize = 16384;
113
114 sc->sc_copytodesc = am7990_copytobuf_contig;
115 sc->sc_copyfromdesc = am7990_copyfrombuf_contig;
116 sc->sc_copytobuf = am7990_copytobuf_contig;
117 sc->sc_copyfrombuf = am7990_copyfrombuf_contig;
118 sc->sc_zerobuf = am7990_zerobuf_contig;
119
120 sc->sc_rdcsr = le_isa_rdcsr;
121 sc->sc_wrcsr = le_isa_wrcsr;
122 sc->sc_hwreset = NULL;
123 sc->sc_hwinit = NULL;
124
125 am7990_config(sc);
126
127 #if NISADMA > 0
128 if (ia->ia_drq != DRQUNK)
129 isadma_cascade(ia->ia_drq);
130 #endif
131
132 lesc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE,
133 IPL_NET, le_isa_intredge, sc, sc->sc_dev.dv_xname);
134 }