1 /*
2 * Copyright (C) 1996 Naoki Hamada <nao@tom-yam.or.jp>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the author nor the names of any co-contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
35 #include <sys/socket.h>
36 #include <sys/module.h>
37 #include <sys/bus.h>
38
39 #include <machine/bus.h>
40 #include <machine/resource.h>
41 #include <sys/rman.h>
42
43 #include <net/if.h>
44 #include <net/if_arp.h>
45
46 #include <dev/eisa/eisaconf.h>
47
48 #include <dev/vx/if_vxreg.h>
49
50 #define EISA_DEVICE_ID_3COM_3C592 0x506d5920
51 #define EISA_DEVICE_ID_3COM_3C597_TX 0x506d5970
52 #define EISA_DEVICE_ID_3COM_3C597_T4 0x506d5971
53 #define EISA_DEVICE_ID_3COM_3C597_MII 0x506d5972
54
55
56 #define VX_EISA_SLOT_OFFSET 0x0c80
57 #define VX_EISA_IOSIZE 0x000a
58 #define VX_RESOURCE_CONFIG 0x0008
59
60
61 static const char *vx_match __P((eisa_id_t type));
62
63 static const char*
64 vx_match(eisa_id_t type)
65 {
66 switch (type) {
67 case EISA_DEVICE_ID_3COM_3C592:
68 return "3Com 3C592 Network Adapter";
69 break;
70 case EISA_DEVICE_ID_3COM_3C597_TX:
71 return "3Com 3C597-TX Network Adapter";
72 break;
73 case EISA_DEVICE_ID_3COM_3C597_T4:
74 return "3Com 3C597-T4 Network Adapter";
75 break;
76 case EISA_DEVICE_ID_3COM_3C597_MII:
77 return "3Com 3C597-MII Network Adapter";
78 break;
79 default:
80 break;
81 }
82 return (NULL);
83 }
84
85 static int
86 vx_eisa_probe(device_t dev)
87 {
88 const char *desc;
89 u_long iobase;
90 u_long port;
91
92 desc = vx_match(eisa_get_id(dev));
93 if (!desc)
94 return (ENXIO);
95 device_set_desc(dev, desc);
96
97 port = eisa_get_slot(dev) * EISA_SLOT_SIZE;
98 iobase = port + VX_EISA_SLOT_OFFSET;
99
100 eisa_add_iospace(dev, iobase, VX_EISA_IOSIZE, RESVADDR_NONE);
101 eisa_add_iospace(dev, port, VX_IOSIZE, RESVADDR_NONE);
102
103 /* Set irq */
104 eisa_add_intr(dev, inw(iobase + VX_RESOURCE_CONFIG) >> 12,
105 EISA_TRIGGER_EDGE);
106
107 return (0);
108 }
109
110 static int
111 vx_eisa_attach(device_t dev)
112 {
113 struct vx_softc *sc;
114 int unit = device_get_unit(dev);
115 struct resource *io = 0;
116 struct resource *eisa_io = 0;
117 struct resource *irq = 0;
118 int rid;
119 void *ih;
120
121 /*
122 * The addresses are sorted in increasing order
123 * so we know the port to pass to the core ep
124 * driver comes first.
125 */
126 rid = 0;
127 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
128 0, ~0, 1, RF_ACTIVE);
129 if (!io) {
130 device_printf(dev, "No I/O space?!\n");
131 goto bad;
132 }
133
134 rid = 1;
135 eisa_io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
136 0, ~0, 1, RF_ACTIVE);
137 if (!eisa_io) {
138 device_printf(dev, "No I/O space?!\n");
139 goto bad;
140 }
141
142 if ((sc = vxalloc(unit)) == NULL)
143 goto bad;
144
145 sc->vx_io_addr = rman_get_start(io);
146
147 rid = 0;
148 irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
149 0, ~0, 1, RF_ACTIVE);
150 if (!irq) {
151 device_printf(dev, "No irq?!\n");
152 vxfree(sc);
153 goto bad;
154 }
155
156 /* Now the registers are availible through the lower ioport */
157
158 vxattach(sc);
159
160 if (bus_setup_intr(dev, irq, INTR_TYPE_NET, vxintr, sc, &ih)) {
161 vxfree(sc);
162 goto bad;
163 }
164
165 return 0;
166
167 bad:
168 if (io)
169 bus_release_resource(dev, SYS_RES_IOPORT, 0, io);
170 if (eisa_io)
171 bus_release_resource(dev, SYS_RES_IOPORT, 0, eisa_io);
172 if (irq)
173 bus_release_resource(dev, SYS_RES_IRQ, 0, irq);
174 return -1;
175 }
176
177 static device_method_t vx_eisa_methods[] = {
178 /* Device interface */
179 DEVMETHOD(device_probe, vx_eisa_probe),
180 DEVMETHOD(device_attach, vx_eisa_attach),
181
182 { 0, 0 }
183 };
184
185 static driver_t vx_eisa_driver = {
186 "vx",
187 vx_eisa_methods,
188 1, /* unused */
189 };
190
191 static devclass_t vx_devclass;
192
193 DRIVER_MODULE(vx, eisa, vx_eisa_driver, vx_devclass, 0, 0);
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