1 /* $NetBSD: xsurf.c,v 1.6 2023/12/20 00:40:42 thorpej Exp $ */
2
3 /*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Bernd Ernesti.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 __KERNEL_RCSID(0, "$NetBSD: xsurf.c,v 1.6 2023/12/20 00:40:42 thorpej Exp $");
34
35 /*
36 * X-Surf driver, split from ne_zbus.
37 */
38
39 #include <sys/param.h>
40 #include <sys/device.h>
41 #include <sys/mbuf.h>
42 #include <sys/socket.h>
43 #include <sys/syslog.h>
44 #include <sys/systm.h>
45 #include <sys/bus.h>
46
47 #include <net/if.h>
48 #include <net/if_media.h>
49 #include <net/if_ether.h>
50
51 #include <dev/ic/dp8390reg.h>
52 #include <dev/ic/dp8390var.h>
53
54 #include <dev/ic/ne2000reg.h>
55 #include <dev/ic/ne2000var.h>
56
57 #include <dev/ic/rtl80x9reg.h>
58 #include <dev/ic/rtl80x9var.h>
59
60 #include <amiga/amiga/device.h>
61 #include <amiga/amiga/isr.h>
62
63 #include <amiga/dev/zbusvar.h>
64 #include <amiga/dev/xsurfvar.h>
65
66 //#include <amiga/clockport/clockportvar.h>
67
68 int xsurf_match(device_t, cfdata_t , void *);
69 void xsurf_attach(device_t, device_t, void *);
70 static int xsurf_print(void *aux, const char *w);
71
72 struct xsurf_softc {
73 device_t sc_dev;
74 };
75
76 CFATTACH_DECL_NEW(xsurf, sizeof(struct xsurf_softc),
77 xsurf_match, xsurf_attach, NULL, NULL);
78
79 #define XSURF_NE_OFFSET 0x8000
80 #define XSURF_WDC_OFFSET 0xB000
81
82 /*
83 * Clockport offsets.
84 */
85 #define XSURF_CP1_BASE 0xA001
86 #define XSURF_CP2_BASE 0xC000
87
88 /*
89 * E3B Deneb firmware v11 creates fake X-Surf autoconfig entry.
90 * Do not attach ne driver to this fake card, otherwise kernel panic
91 * may occur.
92 */
93 #define DENEB_XSURF_SERNO 0xC0FFEE01 /* Serial of the fake card */
94
95 int
xsurf_match(device_t parent,cfdata_t cf,void * aux)96 xsurf_match(device_t parent, cfdata_t cf, void *aux)
97 {
98 struct zbus_args *zap = aux;
99
100 /* X-surf ethernet card */
101 if (zap->manid == 4626 && zap->prodid == 23) {
102 return (1);
103 }
104
105 return (0);
106 }
107
108 /*
109 * Install interface into kernel networking data structures.
110 */
111 void
xsurf_attach(device_t parent,device_t self,void * aux)112 xsurf_attach(device_t parent, device_t self, void *aux)
113 {
114 struct xsurf_softc *sc;
115 struct xsurfbus_attach_args xaa_ne;
116 struct xsurfbus_attach_args xaa_gencp1;
117 struct xsurfbus_attach_args xaa_gencp2;
118 struct xsurfbus_attach_args xaa_wdc;
119
120 struct zbus_args *zap = aux;
121
122 sc = device_private(self);
123 sc->sc_dev = self;
124
125 aprint_normal(": Individual Computers X-Surf\n");
126
127 /* Add clockport. */
128 xaa_gencp1.xaa_base = (bus_addr_t)zap->va + XSURF_CP2_BASE;
129 strcpy(xaa_gencp1.xaa_name, "gencp_xsurf");
130 config_found(sc->sc_dev, &xaa_gencp1, xsurf_print, CFARGS_NONE);
131
132 /* Now... if we are a fake X-Surf that's enough. */
133 if (zap->serno == DENEB_XSURF_SERNO) {
134 aprint_naive_dev(sc->sc_dev, "fake X-Surf on E3B Deneb");
135 return;
136 }
137
138 /* Otherwise add one more clockport and continue... */
139 xaa_gencp2.xaa_base = (bus_addr_t)zap->va + XSURF_CP1_BASE;
140 strcpy(xaa_gencp2.xaa_name, "gencp_xsurf");
141 config_found(sc->sc_dev, &xaa_gencp2, xsurf_print, CFARGS_NONE);
142
143 /* Add ne(4). */
144 xaa_ne.xaa_base = (bus_addr_t)zap->va + XSURF_NE_OFFSET;
145 strcpy(xaa_ne.xaa_name, "ne_xsurf");
146 config_found(sc->sc_dev, &xaa_ne, xsurf_print, CFARGS_NONE);
147
148 /* Add wdc(4). */
149 xaa_wdc.xaa_base = (bus_addr_t)zap->va + XSURF_WDC_OFFSET;
150 strcpy(xaa_wdc.xaa_name, "wdc_xsurf");
151 config_found(sc->sc_dev, &xaa_wdc, xsurf_print, CFARGS_NONE);
152
153 }
154
155 static int
xsurf_print(void * aux,const char * w)156 xsurf_print(void *aux, const char *w)
157 {
158 if (w == NULL)
159 return 0;
160
161 return 0;
162 }
163
164