3 * Bill Paul <wpaul@windriver.com>. 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.
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/module.h>
40 #include <sys/socket.h>
41 #include <sys/queue.h>
42 #include <sys/sysctl.h>
45 #include <net/if_arp.h>
46 #include <net/if_media.h>
48 #include <machine/bus.h>
49 #include <machine/resource.h>
53 #include <net80211/ieee80211_var.h>
55 #include <dev/pci/pcireg.h>
56 #include <dev/pci/pcivar.h>
58 #include <compat/ndis/pe_var.h>
59 #include <compat/ndis/resource_var.h>
60 #include <compat/ndis/ntoskrnl_var.h>
61 #include <compat/ndis/ndis_var.h>
62 #include <compat/ndis/cfg_var.h>
63 #include <dev/if_ndis/if_ndisvar.h>
65 #include "ndis_driver_data.h"
67 #ifdef NDIS_PCI_DEV_TABLE
69 MODULE_DEPEND(ndis, pci, 1, 1, 1);
70 MODULE_DEPEND(ndis, ether, 1, 1, 1);
71 MODULE_DEPEND(ndis, wlan, 1, 1, 1);
72 MODULE_DEPEND(ndis, ndisapi, 1, 1, 1);
75 * Various supported device vendors/types and their names.
76 * These are defined in the ndis_driver_data.h file.
78 static struct ndis_pci_type ndis_devs[] = {
79 #ifdef NDIS_PCI_DEV_TABLE
85 static int ndis_probe_pci (device_t);
86 static int ndis_attach_pci (device_t);
87 static struct resource_list *ndis_get_resource_list
89 extern int ndis_attach (device_t);
90 extern int ndis_shutdown (device_t);
91 extern int ndis_detach (device_t);
92 extern int ndis_suspend (device_t);
93 extern int ndis_resume (device_t);
95 extern struct mtx_pool *ndis_mtxpool;
97 static device_method_t ndis_methods[] = {
98 /* Device interface */
99 DEVMETHOD(device_probe, ndis_probe_pci),
100 DEVMETHOD(device_attach, ndis_attach_pci),
101 DEVMETHOD(device_detach, ndis_detach),
102 DEVMETHOD(device_shutdown, ndis_shutdown),
103 DEVMETHOD(device_suspend, ndis_suspend),
104 DEVMETHOD(device_resume, ndis_resume),
107 DEVMETHOD(bus_get_resource_list, ndis_get_resource_list),
112 static driver_t ndis_driver = {
119 sizeof(struct ndis_softc)
122 static devclass_t ndis_devclass;
125 #define NDIS_MODNAME_OVERRIDE_PCI(x) \
126 DRIVER_MODULE(x, pci, ndis_driver, ndis_devclass, 0, 0)
127 #define NDIS_MODNAME_OVERRIDE_CARDBUS(x) \
128 DRIVER_MODULE(x, cardbus, ndis_driver, ndis_devclass, 0, 0)
129 NDIS_MODNAME_OVERRIDE_PCI(NDIS_MODNAME);
130 NDIS_MODNAME_OVERRIDE_CARDBUS(NDIS_MODNAME);
132 DRIVER_MODULE(ndis, pci, ndis_driver, ndis_devclass, 0, 0);
133 DRIVER_MODULE(ndis, cardbus, ndis_driver, ndis_devclass, 0, 0);
137 * Probe for an NDIS device. Check the PCI vendor and device
138 * IDs against our list and return a device name if we find a match.
144 struct ndis_pci_type *t;
148 while(t->ndis_name != NULL) {
149 if ((pci_get_vendor(dev) == t->ndis_vid) &&
150 (pci_get_device(dev) == t->ndis_did) &&
151 ((pci_read_config(dev, PCIR_SUBVEND_0, 4) ==
152 t->ndis_subsys) || t->ndis_subsys == 0)) {
153 device_set_desc(dev, t->ndis_name);
163 * Attach the interface. Allocate softc structures, do ifmedia
164 * setup and ethernet/BPF attach.
170 struct ndis_softc *sc;
171 int unit, error = 0, rid;
172 struct ndis_pci_type *t;
173 int devidx = 0, defidx = 0;
174 struct resource_list *rl;
175 struct resource_list_entry *rle;
177 sc = device_get_softc(dev);
178 unit = device_get_unit(dev);
182 * Map control/status registers.
185 pci_enable_busmaster(dev);
187 rl = BUS_GET_RESOURCE_LIST(device_get_parent(dev), dev);
189 SLIST_FOREACH(rle, rl, link) {
192 sc->ndis_io_rid = rle->rid;
193 sc->ndis_res_io = bus_alloc_resource(dev,
194 SYS_RES_IOPORT, &sc->ndis_io_rid,
195 0, ~0, 1, RF_ACTIVE);
196 if (sc->ndis_res_io == NULL) {
198 "couldn't map iospace\n");
204 if (sc->ndis_res_altmem != NULL &&
205 sc->ndis_res_mem != NULL) {
207 "too many memory resources\n");
211 if (sc->ndis_res_mem) {
212 sc->ndis_altmem_rid = rle->rid;
213 sc->ndis_res_altmem =
214 bus_alloc_resource(dev,
216 &sc->ndis_altmem_rid,
217 0, ~0, 1, RF_ACTIVE);
218 if (sc->ndis_res_altmem == NULL) {
226 sc->ndis_mem_rid = rle->rid;
228 bus_alloc_resource(dev,
231 0, ~0, 1, RF_ACTIVE);
232 if (sc->ndis_res_mem == NULL) {
234 "couldn't map memory\n");
242 sc->ndis_irq = bus_alloc_resource(dev,
243 SYS_RES_IRQ, &rid, 0, ~0, 1,
244 RF_SHAREABLE | RF_ACTIVE);
245 if (sc->ndis_irq == NULL) {
247 "couldn't map interrupt\n");
260 * If the BIOS did not set up an interrupt for this device,
261 * the resource traversal code above will fail to set up
262 * an IRQ resource. This is usually a bad thing, so try to
263 * force the allocation of an interrupt here. If one was
264 * not assigned to us by the BIOS, bus_alloc_resource()
265 * should route one for us.
267 if (sc->ndis_irq == NULL) {
269 sc->ndis_irq = bus_alloc_resource(dev, SYS_RES_IRQ,
270 &rid, 0, ~0, 1, RF_SHAREABLE | RF_ACTIVE);
271 if (sc->ndis_irq == NULL) {
272 device_printf(dev, "couldn't route interrupt\n");
280 * Allocate the parent bus DMA tag appropriate for PCI.
282 #define NDIS_NSEG_NEW 32
283 error = bus_dma_tag_create(NULL, /* parent */
284 1, 0, /* alignment, boundary */
285 BUS_SPACE_MAXADDR_32BIT,/* lowaddr */
286 BUS_SPACE_MAXADDR, /* highaddr */
287 NULL, NULL, /* filter, filterarg */
288 MAXBSIZE, NDIS_NSEG_NEW,/* maxsize, nsegments */
289 BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */
290 BUS_DMA_ALLOCNOW, /* flags */
291 NULL, NULL, /* lockfunc, lockarg */
292 &sc->ndis_parent_tag);
297 sc->ndis_iftype = PCIBus;
299 /* Figure out exactly which device we matched. */
303 while(t->ndis_name != NULL) {
304 if ((pci_get_vendor(dev) == t->ndis_vid) &&
305 (pci_get_device(dev) == t->ndis_did)) {
306 if (t->ndis_subsys == 0)
309 if (t->ndis_subsys ==
310 pci_read_config(dev, PCIR_SUBVEND_0, 4))
318 if (ndis_devs[devidx].ndis_name == NULL)
319 sc->ndis_devidx = defidx;
321 sc->ndis_devidx = devidx;
323 error = ndis_attach(dev);
329 static struct resource_list *
330 ndis_get_resource_list(dev, child)
334 struct ndis_softc *sc;
336 sc = device_get_softc(dev);
337 return (BUS_GET_RESOURCE_LIST(device_get_parent(sc->ndis_dev), dev));
340 #endif /* NDIS_PCI_DEV_TABLE */