2 * Copyright (c) 1997, 1998, 1999
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
32 * $FreeBSD: src/sys/dev/wi/if_wi_pci.c,v 1.22 2004/03/17 17:50:48 njl Exp $
33 * $DragonFly: src/sys/dev/netif/wi/if_wi_pci.c,v 1.8 2005/12/16 21:05:48 dillon Exp $
37 * Lucent WaveLAN/IEEE 802.11 PCMCIA driver for FreeBSD.
39 * Written by Bill Paul <wpaul@ctr.columbia.edu>
40 * Electrical Engineering Department
41 * Columbia University, New York City
44 #include <sys/param.h>
45 #include <sys/kernel.h>
46 #include <sys/socket.h>
47 #include <sys/systm.h>
48 #include <sys/module.h>
50 #include <sys/thread.h>
51 #include <sys/serialize.h>
52 #include <sys/thread2.h>
54 #include <machine/bus.h>
55 #include <machine/resource.h>
56 #include <machine/clock.h>
59 #include <bus/pci/pcireg.h>
60 #include <bus/pci/pcivar.h>
63 #include <net/if_arp.h>
64 #include <net/ethernet.h>
65 #include <net/if_media.h>
66 #include <net/if_types.h>
68 #include <netproto/802_11/ieee80211_var.h>
69 #include <netproto/802_11/ieee80211_radiotap.h>
70 #include <netproto/802_11/if_wavelan_ieee.h>
72 #include <dev/netif/wi/if_wireg.h>
73 #include <dev/netif/wi/if_wivar.h>
75 static int wi_pci_probe(device_t);
76 static int wi_pci_attach(device_t);
77 static int wi_pci_suspend(device_t);
78 static int wi_pci_resume(device_t);
80 static device_method_t wi_pci_methods[] = {
81 /* Device interface */
82 DEVMETHOD(device_probe, wi_pci_probe),
83 DEVMETHOD(device_attach, wi_pci_attach),
84 DEVMETHOD(device_detach, wi_detach),
85 DEVMETHOD(device_shutdown, wi_shutdown),
86 DEVMETHOD(device_suspend, wi_pci_suspend),
87 DEVMETHOD(device_resume, wi_pci_resume),
92 static driver_t wi_pci_driver = {
95 sizeof(struct wi_softc)
98 static struct wi_pci_card {
99 unsigned int vendor,device;
103 /* Sorted by description */
104 {0x10b7, 0x7770, WI_BUS_PCI_PLX, "3Com Airconnect"},
105 {0x16ab, 0x1101, WI_BUS_PCI_PLX, "GLPRISM2 WaveLAN"},
106 {0x1260, 0x3872, WI_BUS_PCI_NATIVE, "Intersil Prism3"},
107 {0x1260, 0x3873, WI_BUS_PCI_NATIVE, "Intersil Prism2.5"},
108 {0x16ab, 0x1102, WI_BUS_PCI_PLX, "Linksys WDT11"},
109 {0x1385, 0x4100, WI_BUS_PCI_PLX, "Netgear MA301"},
110 {0x1638, 0x1100, WI_BUS_PCI_PLX, "PRISM2STA WaveLAN"},
111 {0x111a, 0x1023, WI_BUS_PCI_PLX, "Siemens SpeedStream"},
112 {0x10b5, 0x9050, WI_BUS_PCI_PLX, "SMC 2602W"},
113 {0x16ec, 0x3685, WI_BUS_PCI_PLX, "US Robotics 2415"},
114 {0x4033, 0x7001, WI_BUS_PCI_PLX, "Addtron AWA-100 PCI"},
118 DRIVER_MODULE(wi, pci, wi_pci_driver, wi_devclass, 0, 0);
119 MODULE_DEPEND(wi, pci, 1, 1, 1);
120 MODULE_DEPEND(wi, wlan, 1, 1, 1);
123 wi_pci_probe(device_t dev)
126 struct wi_pci_card *p;
127 uint16_t vendor, device;
129 vendor = pci_get_vendor(dev);
130 device = pci_get_device(dev);
131 for (p = wi_pci_cards; p->vendor != NULL; p++) {
132 if (vendor == p->vendor && device == p->device) {
133 sc = device_get_softc(dev);
134 sc->wi_bus_type = p->bus_type;
135 device_set_desc(dev, p->desc);
143 wi_pci_attach(device_t dev)
149 sc = device_get_softc(dev);
151 if (sc->wi_bus_type != WI_BUS_PCI_NATIVE) {
154 error = wi_alloc(dev, WI_PCI_IORES);
158 /* Make sure interrupts are disabled. */
159 CSR_WRITE_2(sc, WI_INT_EN, 0);
160 CSR_WRITE_2(sc, WI_EVENT_ACK, 0xFFFF);
162 /* We have to do a magic PLX poke to enable interrupts */
163 sc->local_rid = WI_PCI_LOCALRES;
164 sc->local = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
165 &sc->local_rid, RF_ACTIVE);
166 sc->wi_localtag = rman_get_bustag(sc->local);
167 sc->wi_localhandle = rman_get_bushandle(sc->local);
168 command = bus_space_read_4(sc->wi_localtag, sc->wi_localhandle,
170 command |= WI_LOCAL_INTEN;
171 bus_space_write_4(sc->wi_localtag, sc->wi_localhandle,
172 WI_LOCAL_INTCSR, command);
173 bus_release_resource(dev, SYS_RES_IOPORT, sc->local_rid,
177 sc->mem_rid = WI_PCI_MEMRES;
178 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
179 &sc->mem_rid, RF_ACTIVE);
180 if (sc->mem == NULL) {
181 device_printf(dev, "couldn't allocate memory\n");
185 sc->wi_bmemtag = rman_get_bustag(sc->mem);
186 sc->wi_bmemhandle = rman_get_bushandle(sc->mem);
190 * Write COR to enable PC card
191 * This is a subset of the protocol that the pccard bus code
194 CSM_WRITE_1(sc, WI_COR_OFFSET, WI_COR_VALUE);
195 reg = CSM_READ_1(sc, WI_COR_OFFSET);
196 if (reg != WI_COR_VALUE) {
197 device_printf(dev, "CSM_READ_1(WI_COR_OFFSET) "
198 "wanted %d, got %d\n", WI_COR_VALUE, reg);
205 error = wi_alloc(dev, WI_PCI_LMEMRES);
209 CSR_WRITE_2(sc, WI_HFA384X_PCICOR_OFF, 0x0080);
212 CSR_WRITE_2(sc, WI_HFA384X_PCICOR_OFF, 0x0000);
216 while ((--timeout > 0) &&
217 (CSR_READ_2(sc, WI_COMMAND) & WI_CMD_BUSY))
221 device_printf(dev, "couldn't reset prism2.5 core.\n");
227 CSR_WRITE_2(sc, WI_HFA384X_SWSUPPORT0_OFF, WI_PRISM2STA_MAGIC);
228 reg = CSR_READ_2(sc, WI_HFA384X_SWSUPPORT0_OFF);
229 if (reg != WI_PRISM2STA_MAGIC) {
231 "CSR_READ_2(WI_HFA384X_SWSUPPORT0_OFF) "
232 "wanted %d, got %d\n", WI_PRISM2STA_MAGIC, reg);
237 return wi_attach(dev);
241 wi_pci_suspend(device_t dev)
246 sc = device_get_softc(dev);
249 lwkt_serialize_enter(ifp->if_serializer);
251 lwkt_serialize_exit(ifp->if_serializer);
257 wi_pci_resume(device_t dev)
262 sc = device_get_softc(dev);
265 lwkt_serialize_enter(ifp->if_serializer);
267 if (sc->wi_bus_type != WI_BUS_PCI_NATIVE) {
268 lwkt_serialize_exit(ifp->if_serializer);
272 if (ifp->if_flags & IFF_UP) {
273 ifp->if_init(ifp->if_softc);
274 if (ifp->if_flags & IFF_RUNNING)
278 lwkt_serialize_exit(ifp->if_serializer);