2 * Copyright (c) 2009-2010 Weongyo Jeong <weongyo@freebsd.org>
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 * without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13 * redistribution must be conditioned upon including a substantially
14 * similar Disclaimer requirement for further binary redistribution.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27 * THE POSSIBILITY OF SUCH DAMAGES.
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD: head/sys/dev/siba/siba_bwn.c 299409 2016-05-11 06:27:46Z adrian $");
34 * Sonics Silicon Backplane front-end for bwn(4).
37 #if defined(__DragonFly__)
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/malloc.h>
44 #include <sys/module.h>
45 #include <sys/kernel.h>
47 #include <sys/mutex.h>
48 #include <sys/errno.h>
49 #if !defined(__DragonFly__)
50 #include <machine/bus.h>
51 #include <machine/resource.h>
55 #include <sys/socket.h>
58 #include <net/if_media.h>
59 #include <net/if_arp.h>
61 #if defined(__DragonFly__)
62 #include <bus/pci/pcivar.h>
63 #include <bus/pci/pcireg.h>
65 #include <dev/pci/pcivar.h>
66 #include <dev/pci/pcireg.h>
69 #if defined(__DragonFly__)
74 #include <dev/siba/siba_ids.h>
75 #include <dev/siba/sibareg.h>
76 #include <dev/siba/sibavar.h>
83 struct siba_bwn_softc {
84 /* Child driver using MSI. */
85 device_t ssc_msi_child;
86 struct siba_softc ssc_siba;
90 #define PCI_VENDOR_BROADCOM 0x14e4
92 static const struct siba_dev {
97 { PCI_VENDOR_BROADCOM, 0x4301, "Broadcom BCM4301 802.11b Wireless" },
98 { PCI_VENDOR_BROADCOM, 0x4306, "Unknown" },
99 { PCI_VENDOR_BROADCOM, 0x4307, "Broadcom BCM4307 802.11b Wireless" },
100 { PCI_VENDOR_BROADCOM, 0x4311, "Broadcom BCM4311 802.11b/g Wireless" },
101 { PCI_VENDOR_BROADCOM, 0x4312,
102 "Broadcom BCM4312 802.11a/b/g Wireless" },
103 { PCI_VENDOR_BROADCOM, 0x4315, "Broadcom BCM4312 802.11b/g Wireless" },
104 { PCI_VENDOR_BROADCOM, 0x4318, "Broadcom BCM4318 802.11b/g Wireless" },
105 { PCI_VENDOR_BROADCOM, 0x4319,
106 "Broadcom BCM4318 802.11a/b/g Wireless" },
107 { PCI_VENDOR_BROADCOM, 0x4320, "Broadcom BCM4306 802.11b/g Wireless" },
108 { PCI_VENDOR_BROADCOM, 0x4321, "Broadcom BCM4306 802.11a Wireless" },
109 { PCI_VENDOR_BROADCOM, 0x4324,
110 "Broadcom BCM4309 802.11a/b/g Wireless" },
111 { PCI_VENDOR_BROADCOM, 0x4325, "Broadcom BCM4306 802.11b/g Wireless" },
112 { PCI_VENDOR_BROADCOM, 0x4328, "Broadcom BCM4321 802.11a/b/g Wireless" },
113 { PCI_VENDOR_BROADCOM, 0x4329, "Unknown" },
114 { PCI_VENDOR_BROADCOM, 0x432b, "Unknown" }
117 int siba_core_attach(struct siba_softc *);
118 int siba_core_detach(struct siba_softc *);
119 int siba_core_suspend(struct siba_softc *);
120 int siba_core_resume(struct siba_softc *);
123 siba_bwn_probe(device_t dev)
128 did = pci_get_device(dev);
129 vid = pci_get_vendor(dev);
131 for (i = 0; i < nitems(siba_devices); i++) {
132 if (siba_devices[i].did == did && siba_devices[i].vid == vid) {
133 device_set_desc(dev, siba_devices[i].desc);
134 return (BUS_PROBE_DEFAULT);
141 siba_bwn_attach(device_t dev)
143 struct siba_bwn_softc *ssc = device_get_softc(dev);
144 struct siba_softc *siba = &ssc->ssc_siba;
146 siba->siba_dev = dev;
147 siba->siba_type = SIBA_TYPE_PCI;
150 * Enable bus mastering.
152 pci_enable_busmaster(dev);
155 * Setup memory-mapping of PCI registers.
157 siba->siba_mem_rid = SIBA_PCIR_BAR;
158 siba->siba_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
159 &siba->siba_mem_rid, RF_ACTIVE);
160 if (siba->siba_mem_res == NULL) {
161 device_printf(dev, "cannot map register space\n");
164 siba->siba_mem_bt = rman_get_bustag(siba->siba_mem_res);
165 siba->siba_mem_bh = rman_get_bushandle(siba->siba_mem_res);
167 /* Get more PCI information */
168 siba->siba_pci_did = pci_get_device(dev);
169 siba->siba_pci_vid = pci_get_vendor(dev);
170 siba->siba_pci_subvid = pci_get_subvendor(dev);
171 siba->siba_pci_subdid = pci_get_subdevice(dev);
172 siba->siba_pci_revid = pci_get_revid(dev);
174 return (siba_core_attach(siba));
178 siba_bwn_detach(device_t dev)
180 struct siba_bwn_softc *ssc = device_get_softc(dev);
181 struct siba_softc *siba = &ssc->ssc_siba;
183 /* check if device was removed */
184 siba->siba_invalid = !bus_child_present(dev);
186 pci_disable_busmaster(dev);
187 bus_generic_detach(dev);
188 siba_core_detach(siba);
190 bus_release_resource(dev, SYS_RES_MEMORY, BS_BAR, siba->siba_mem_res);
196 siba_bwn_shutdown(device_t dev)
199 int devcnt, error = 0, i;
201 error = device_get_children(dev, &devlistp, &devcnt);
205 for (i = 0 ; i < devcnt ; i++)
206 device_shutdown(devlistp[i]);
207 kfree(devlistp, M_TEMP);
212 siba_bwn_suspend(device_t dev)
214 struct siba_bwn_softc *ssc = device_get_softc(dev);
215 struct siba_softc *siba = &ssc->ssc_siba;
217 int devcnt, error = 0, i, j;
219 error = device_get_children(dev, &devlistp, &devcnt);
223 for (i = 0 ; i < devcnt ; i++) {
224 error = DEVICE_SUSPEND(devlistp[i]);
226 for (j = 0; j < i; j++)
227 DEVICE_RESUME(devlistp[j]);
228 kfree(devlistp, M_TEMP);
232 kfree(devlistp, M_TEMP);
233 return (siba_core_suspend(siba));
237 siba_bwn_resume(device_t dev)
239 struct siba_bwn_softc *ssc = device_get_softc(dev);
240 struct siba_softc *siba = &ssc->ssc_siba;
242 int devcnt, error = 0, i;
244 error = siba_core_resume(siba);
248 error = device_get_children(dev, &devlistp, &devcnt);
252 for (i = 0 ; i < devcnt ; i++)
253 DEVICE_RESUME(devlistp[i]);
254 kfree(devlistp, M_TEMP);
258 /* proxying to the parent */
259 #if defined(__DragonFly__)
260 static struct resource *
261 siba_bwn_alloc_resource(device_t dev, device_t child, int type, int *rid,
262 u_long start, u_long end, u_long count, u_int flags, int cpuid)
265 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), dev,
266 type, rid, start, end, count, flags, cpuid));
269 static struct resource *
270 siba_bwn_alloc_resource(device_t dev, device_t child, int type, int *rid,
271 rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
274 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), dev,
275 type, rid, start, end, count, flags));
279 /* proxying to the parent */
281 siba_bwn_release_resource(device_t dev, device_t child, int type,
282 int rid, struct resource *r)
285 return (BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, type,
289 #if defined(__DragonFly__)
290 /* proxying to the parent */
292 siba_bwn_setup_intr(device_t dev, device_t child, struct resource *irq,
293 int flags, driver_intr_t *intr, void *arg, void **cookiep,
294 lwkt_serialize_t serializer)
297 return (BUS_SETUP_INTR(device_get_parent(dev), dev, irq, flags,
298 intr, arg, cookiep, serializer, NULL));
302 siba_bwn_setup_intr(device_t dev, device_t child, struct resource *irq,
303 int flags, driver_filter_t *filter, driver_intr_t *intr, void *arg,
307 return (BUS_SETUP_INTR(device_get_parent(dev), dev, irq, flags,
308 filter, intr, arg, cookiep));
312 /* proxying to the parent */
314 siba_bwn_teardown_intr(device_t dev, device_t child, struct resource *irq,
318 return (BUS_TEARDOWN_INTR(device_get_parent(dev), dev, irq, cookie));
321 #if !defined(__DragonFly__)
323 siba_bwn_find_cap(device_t dev, device_t child, int capability,
327 return (pci_find_cap(dev, capability, capreg));
332 siba_bwn_find_extcap(device_t dev, device_t child, int capability,
336 return (pci_find_extcap(dev, capability, capreg));
339 #if !defined(__DragonFly__)
341 siba_bwn_find_htcap(device_t dev, device_t child, int capability,
345 return (pci_find_htcap(dev, capability, capreg));
349 #if defined(__DragonFly__)
351 siba_bwn_alloc_msi(device_t dev, device_t child, int *rid, int count,
355 siba_bwn_alloc_msi(device_t dev, device_t child, int *count)
358 struct siba_bwn_softc *ssc;
361 ssc = device_get_softc(dev);
362 if (ssc->ssc_msi_child != NULL)
364 #if defined(__DragonFly__)
365 error = pci_alloc_msi(dev, rid, count, cpuid);
367 error = pci_alloc_msi(dev, count);
370 ssc->ssc_msi_child = child;
375 siba_bwn_release_msi(device_t dev, device_t child)
377 struct siba_bwn_softc *ssc;
380 ssc = device_get_softc(dev);
381 if (ssc->ssc_msi_child != child)
383 error = pci_release_msi(dev);
385 ssc->ssc_msi_child = NULL;
390 siba_bwn_msi_count(device_t dev, device_t child)
393 return (pci_msi_count(dev));
397 siba_bwn_read_ivar(device_t dev, device_t child, int which, uintptr_t *result)
399 struct siba_dev_softc *sd;
400 struct siba_softc *siba;
402 sd = device_get_ivars(child);
406 case SIBA_IVAR_VENDOR:
407 *result = sd->sd_id.sd_vendor;
409 case SIBA_IVAR_DEVICE:
410 *result = sd->sd_id.sd_device;
412 case SIBA_IVAR_REVID:
413 *result = sd->sd_id.sd_rev;
415 case SIBA_IVAR_PCI_VENDOR:
416 *result = siba->siba_pci_vid;
418 case SIBA_IVAR_PCI_DEVICE:
419 *result = siba->siba_pci_did;
421 case SIBA_IVAR_PCI_SUBVENDOR:
422 *result = siba->siba_pci_subvid;
424 case SIBA_IVAR_PCI_SUBDEVICE:
425 *result = siba->siba_pci_subdid;
427 case SIBA_IVAR_PCI_REVID:
428 *result = siba->siba_pci_revid;
430 case SIBA_IVAR_CHIPID:
431 *result = siba->siba_chipid;
433 case SIBA_IVAR_CHIPREV:
434 *result = siba->siba_chiprev;
436 case SIBA_IVAR_CHIPPKG:
437 *result = siba->siba_chippkg;
440 *result = siba->siba_type;
442 case SIBA_IVAR_CC_PMUFREQ:
443 *result = siba->siba_cc.scc_pmu.freq;
445 case SIBA_IVAR_CC_CAPS:
446 *result = siba->siba_cc.scc_caps;
448 case SIBA_IVAR_CC_POWERDELAY:
449 *result = siba->siba_cc.scc_powerup_delay;
451 case SIBA_IVAR_PCICORE_REVID:
452 *result = siba->siba_pci.spc_dev->sd_id.sd_rev;
461 static device_method_t siba_bwn_methods[] = {
462 /* Device interface */
463 DEVMETHOD(device_probe, siba_bwn_probe),
464 DEVMETHOD(device_attach, siba_bwn_attach),
465 DEVMETHOD(device_detach, siba_bwn_detach),
466 DEVMETHOD(device_shutdown, siba_bwn_shutdown),
467 DEVMETHOD(device_suspend, siba_bwn_suspend),
468 DEVMETHOD(device_resume, siba_bwn_resume),
471 DEVMETHOD(bus_alloc_resource, siba_bwn_alloc_resource),
472 DEVMETHOD(bus_release_resource, siba_bwn_release_resource),
473 DEVMETHOD(bus_read_ivar, siba_bwn_read_ivar),
474 DEVMETHOD(bus_setup_intr, siba_bwn_setup_intr),
475 DEVMETHOD(bus_teardown_intr, siba_bwn_teardown_intr),
478 #if !defined(__DragonFly__)
479 DEVMETHOD(pci_find_cap, siba_bwn_find_cap),
481 DEVMETHOD(pci_find_extcap, siba_bwn_find_extcap),
482 #if !defined(__DragonFly__)
483 DEVMETHOD(pci_find_htcap, siba_bwn_find_htcap),
485 DEVMETHOD(pci_alloc_msi, siba_bwn_alloc_msi),
486 DEVMETHOD(pci_release_msi, siba_bwn_release_msi),
487 DEVMETHOD(pci_msi_count, siba_bwn_msi_count),
491 static driver_t siba_bwn_driver = {
494 sizeof(struct siba_bwn_softc)
496 static devclass_t siba_bwn_devclass;
497 DRIVER_MODULE(siba_bwn, pci, siba_bwn_driver, siba_bwn_devclass, NULL, NULL);
498 MODULE_VERSION(siba_bwn, 1);