1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
/* $OpenBSD: if_sf_pci.c,v 1.7 2008/06/26 05:42:17 ray Exp $ */
/* $NetBSD: if_sf_pci.c,v 1.10 2006/06/17 23:34:27 christos Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* PCI bus front-end for the Adaptec AIC-6915 (``Starfire'')
* 10/100 Ethernet controller.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <sys/errno.h>
#include <sys/device.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_types.h>
#ifdef INET
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/in_var.h>
#include <netinet/ip.h>
#include <netinet/if_ether.h>
#endif
#include <net/if_media.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/mii/miivar.h>
#include <dev/ic/aic6915.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
struct sf_pci_softc {
struct sf_softc sc_starfire; /* read Starfire softc */
/* PCI-specific goo. */
void *sc_ih; /* interrupt handle */
};
int sf_pci_match(struct device *, void *, void *);
void sf_pci_attach(struct device *, struct device *, void *);
struct cfattach sf_pci_ca = {
sizeof(struct sf_pci_softc), sf_pci_match, sf_pci_attach
};
const struct pci_matchid sf_pci_products[] = {
{ PCI_VENDOR_ADP, PCI_PRODUCT_ADP_AIC6915 },
};
int
sf_pci_match(struct device *parent, void *match, void *aux)
{
return (pci_matchbyid((struct pci_attach_args *)aux, sf_pci_products,
sizeof(sf_pci_products)/sizeof(sf_pci_products[0])));
}
void
sf_pci_attach(struct device *parent, struct device *self, void *aux)
{
struct sf_pci_softc *psc = (void *) self;
struct sf_softc *sc = &psc->sc_starfire;
struct pci_attach_args *pa = aux;
pci_intr_handle_t ih;
const char *intrstr = NULL;
bus_space_tag_t iot, memt;
bus_space_handle_t ioh, memh;
int state, ioh_valid, memh_valid;
bus_size_t iosize, memsize;
pcireg_t reg;
state = pci_set_powerstate(pa->pa_pc, pa->pa_tag, PCI_PMCSR_STATE_D0);
if (state == PCI_PMCSR_STATE_D3) {
printf(": unable to wake up from power state D3, "
"reboot required.\n");
return;
}
/*
* Map the device.
*/
reg = pci_mapreg_type(pa->pa_pc, pa->pa_tag, SF_PCI_MEMBA);
switch (reg) {
case PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT:
case PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_64BIT:
memh_valid = (pci_mapreg_map(pa, SF_PCI_MEMBA,
reg, 0, &memt, &memh, &memsize, NULL, 0) == 0);
break;
default:
memh_valid = 0;
}
ioh_valid = (pci_mapreg_map(pa,
(reg == (PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_64BIT)) ?
SF_PCI_IOBA : SF_PCI_IOBA - 0x04,
PCI_MAPREG_TYPE_IO, 0,
&iot, &ioh, &iosize, NULL, 0) == 0);
if (memh_valid) {
sc->sc_st = memt;
sc->sc_sh = memh;
sc->sc_iomapped = 0;
} else if (ioh_valid) {
sc->sc_st = iot;
sc->sc_sh = ioh;
sc->sc_iomapped = 1;
} else {
printf(": unable to map device registers\n");
return;
}
sc->sc_dmat = pa->pa_dmat;
/*
* Map and establish our interrupt.
*/
if (pci_intr_map(pa, &ih)) {
printf(": unable to map interrupt\n");
goto out;
}
intrstr = pci_intr_string(pa->pa_pc, ih);
psc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_NET, sf_intr, sc,
self->dv_xname);
if (psc->sc_ih == NULL) {
printf(": unable to establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
goto out;
}
printf(": %s", intrstr);
/*
* Finish off the attach.
*/
sf_attach(sc);
return;
out:
if (ioh_valid)
bus_space_unmap(iot, ioh, iosize);
if (memh_valid)
bus_space_unmap(memt, memh, memsize);
}
|
