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.
36 * Lucent WaveLAN/IEEE 802.11 PCMCIA driver for FreeBSD.
38 * Written by Bill Paul <wpaul@ctr.columbia.edu>
39 * Electrical Engineering Department
40 * Columbia University, New York City
43 #include <sys/param.h>
44 #include <sys/kernel.h>
45 #include <sys/socket.h>
46 #include <sys/systm.h>
47 #include <sys/module.h>
50 #include <machine/bus.h>
51 #include <machine/resource.h>
54 #include <dev/pci/pcireg.h>
55 #include <dev/pci/pcivar.h>
58 #include <net/if_arp.h>
59 #include <net/ethernet.h>
60 #include <net/if_media.h>
61 #include <net/if_types.h>
63 #include <net80211/ieee80211_var.h>
64 #include <net80211/ieee80211_radiotap.h>
66 #include <dev/wi/if_wavelan_ieee.h>
67 #include <dev/wi/if_wireg.h>
68 #include <dev/wi/if_wivar.h>
70 static int wi_pci_probe(device_t);
71 static int wi_pci_attach(device_t);
72 static int wi_pci_suspend(device_t);
73 static int wi_pci_resume(device_t);
75 static device_method_t wi_pci_methods[] = {
76 /* Device interface */
77 DEVMETHOD(device_probe, wi_pci_probe),
78 DEVMETHOD(device_attach, wi_pci_attach),
79 DEVMETHOD(device_detach, wi_detach),
80 DEVMETHOD(device_shutdown, wi_shutdown),
81 DEVMETHOD(device_suspend, wi_pci_suspend),
82 DEVMETHOD(device_resume, wi_pci_resume),
87 static driver_t wi_pci_driver = {
90 sizeof(struct wi_softc)
94 unsigned int vendor,device;
98 /* Sorted by description */
99 {0x10b7, 0x7770, WI_BUS_PCI_PLX, "3Com Airconnect"},
100 {0x16ab, 0x1101, WI_BUS_PCI_PLX, "GLPRISM2 WaveLAN"},
101 {0x1260, 0x3872, WI_BUS_PCI_NATIVE, "Intersil Prism3"},
102 {0x1260, 0x3873, WI_BUS_PCI_NATIVE, "Intersil Prism2.5"},
103 {0x16ab, 0x1102, WI_BUS_PCI_PLX, "Linksys WDT11"},
104 {0x1385, 0x4100, WI_BUS_PCI_PLX, "Netgear MA301"},
105 {0x1638, 0x1100, WI_BUS_PCI_PLX, "PRISM2STA WaveLAN"},
106 {0x111a, 0x1023, WI_BUS_PCI_PLX, "Siemens SpeedStream"},
107 {0x10b5, 0x9050, WI_BUS_PCI_PLX, "SMC 2602W"},
108 {0x16ec, 0x3685, WI_BUS_PCI_PLX, "US Robotics 2415"},
109 {0x4033, 0x7001, WI_BUS_PCI_PLX, "Addtron AWA-100 PCI"},
113 DRIVER_MODULE(wi, pci, wi_pci_driver, wi_devclass, 0, 0);
114 MODULE_DEPEND(wi, pci, 1, 1, 1);
115 MODULE_DEPEND(wi, wlan, 1, 1, 1);
124 sc = device_get_softc(dev);
125 for(i=0; pci_ids[i].vendor != 0; i++) {
126 if ((pci_get_vendor(dev) == pci_ids[i].vendor) &&
127 (pci_get_device(dev) == pci_ids[i].device)) {
128 sc->wi_bus_type = pci_ids[i].bus_type;
129 device_set_desc(dev, pci_ids[i].desc);
130 return (BUS_PROBE_DEFAULT);
137 wi_pci_attach(device_t dev)
145 sc = device_get_softc(dev);
147 if (sc->wi_bus_type != WI_BUS_PCI_NATIVE) {
148 error = wi_alloc(dev, WI_PCI_IORES);
152 /* Make sure interrupts are disabled. */
153 CSR_WRITE_2(sc, WI_INT_EN, 0);
154 CSR_WRITE_2(sc, WI_EVENT_ACK, 0xFFFF);
156 /* We have to do a magic PLX poke to enable interrupts */
157 sc->local_rid = WI_PCI_LOCALRES;
158 sc->local = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
159 &sc->local_rid, RF_ACTIVE);
160 sc->wi_localtag = rman_get_bustag(sc->local);
161 sc->wi_localhandle = rman_get_bushandle(sc->local);
162 command = bus_space_read_4(sc->wi_localtag, sc->wi_localhandle,
164 command |= WI_LOCAL_INTEN;
165 bus_space_write_4(sc->wi_localtag, sc->wi_localhandle,
166 WI_LOCAL_INTCSR, command);
167 bus_release_resource(dev, SYS_RES_IOPORT, sc->local_rid,
171 sc->mem_rid = WI_PCI_MEMRES;
172 sc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
173 &sc->mem_rid, RF_ACTIVE);
174 if (sc->mem == NULL) {
175 device_printf(dev, "couldn't allocate memory\n");
179 sc->wi_bmemtag = rman_get_bustag(sc->mem);
180 sc->wi_bmemhandle = rman_get_bushandle(sc->mem);
183 * Write COR to enable PC card
184 * This is a subset of the protocol that the pccard bus code
185 * would do. In theory, we should parse the CIS to find the
186 * COR offset. In practice, the COR_OFFSET is always 0x3e0.
188 CSM_WRITE_1(sc, WI_COR_OFFSET, WI_COR_VALUE);
189 reg = CSM_READ_1(sc, WI_COR_OFFSET);
190 if (reg != WI_COR_VALUE) {
191 device_printf(dev, "CSM_READ_1(WI_COR_OFFSET) "
192 "wanted %d, got %d\n", WI_COR_VALUE, reg);
197 error = wi_alloc(dev, WI_PCI_LMEMRES);
201 CSR_WRITE_2(sc, WI_PCICOR_OFF, WI_PCICOR_RESET);
204 CSR_WRITE_2(sc, WI_PCICOR_OFF, 0x0000);
208 while ((--timeout > 0) &&
209 (CSR_READ_2(sc, WI_COMMAND) & WI_CMD_BUSY))
213 device_printf(dev, "couldn't reset prism pci core.\n");
219 CSR_WRITE_2(sc, WI_HFA384X_SWSUPPORT0_OFF, WI_PRISM2STA_MAGIC);
220 reg = CSR_READ_2(sc, WI_HFA384X_SWSUPPORT0_OFF);
221 if (reg != WI_PRISM2STA_MAGIC) {
223 "CSR_READ_2(WI_HFA384X_SWSUPPORT0_OFF) "
224 "wanted %d, got %d\n", WI_PRISM2STA_MAGIC, reg);
229 error = wi_attach(dev);
236 wi_pci_suspend(device_t dev)
238 struct wi_softc *sc = device_get_softc(dev);
246 wi_pci_resume(device_t dev)
248 struct wi_softc *sc = device_get_softc(dev);
249 struct ifnet *ifp = sc->sc_ifp;
251 if (sc->wi_bus_type != WI_BUS_PCI_NATIVE)
254 if (ifp->if_flags & IFF_UP) {
255 ifp->if_init(ifp->if_softc);
256 if (ifp->if_drv_flags & IFF_DRV_RUNNING)