1/*-
2 * Copyright (c) 2003
3 *	Bill Paul <wpaul@windriver.com>.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
19 *
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.
31 */
32
33#include <sys/cdefs.h>
34__FBSDID("$FreeBSD: stable/10/sys/dev/if_ndis/if_ndis_pccard.c 343820 2019-02-06 02:07:37Z avos $");
35
36#include <sys/ctype.h>
37#include <sys/param.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/module.h>
41#include <sys/socket.h>
42#include <sys/queue.h>
43#include <sys/sysctl.h>
44
45#include <net/if.h>
46#include <net/if_arp.h>
47#include <net/if_media.h>
48
49#include <machine/bus.h>
50#include <machine/resource.h>
51#include <sys/bus.h>
52#include <sys/rman.h>
53
54#include <dev/usb/usb.h>
55#include <dev/usb/usbdi.h>
56
57#include <net80211/ieee80211_var.h>
58
59#include <compat/ndis/pe_var.h>
60#include <compat/ndis/cfg_var.h>
61#include <compat/ndis/resource_var.h>
62#include <compat/ndis/ntoskrnl_var.h>
63#include <compat/ndis/ndis_var.h>
64#include <dev/if_ndis/if_ndisvar.h>
65
66#include <dev/pccard/pccardvar.h>
67#include "card_if.h"
68
69MODULE_DEPEND(ndis, pccard, 1, 1, 1);
70
71static int ndis_probe_pccard	(device_t);
72static int ndis_attach_pccard	(device_t);
73static int ndis_detach_pccard	(device_t);
74static struct resource_list *ndis_get_resource_list
75				(device_t, device_t);
76static int ndis_devcompare	(interface_type,
77				 struct ndis_pccard_type *, device_t);
78extern int ndisdrv_modevent	(module_t, int, void *);
79extern int ndis_attach		(device_t);
80extern int ndis_shutdown	(device_t);
81extern int ndis_detach		(device_t);
82extern int ndis_suspend		(device_t);
83extern int ndis_resume		(device_t);
84
85extern unsigned char drv_data[];
86
87static device_method_t ndis_methods[] = {
88	/* Device interface */
89	DEVMETHOD(device_probe,		ndis_probe_pccard),
90	DEVMETHOD(device_attach,	ndis_attach_pccard),
91	DEVMETHOD(device_detach,	ndis_detach_pccard),
92	DEVMETHOD(device_shutdown,	ndis_shutdown),
93	DEVMETHOD(device_suspend,	ndis_suspend),
94	DEVMETHOD(device_resume,	ndis_resume),
95
96	/* Bus interface. */
97
98	/*
99	 * This is an awful kludge, but we need it becase pccard
100	 * does not implement a bus_get_resource_list() method.
101	 */
102
103	DEVMETHOD(bus_get_resource_list, ndis_get_resource_list),
104
105	{ 0, 0 }
106};
107
108static driver_t ndis_driver = {
109	"ndis",
110	ndis_methods,
111	sizeof(struct ndis_softc)
112};
113
114static devclass_t ndis_devclass;
115
116DRIVER_MODULE(ndis, pccard, ndis_driver, ndis_devclass, ndisdrv_modevent, 0);
117
118static int
119ndis_devcompare(bustype, t, dev)
120	interface_type		bustype;
121	struct ndis_pccard_type	*t;
122	device_t		dev;
123{
124	const char		*prodstr, *vendstr;
125	int			error;
126
127	if (bustype != PCMCIABus)
128		return(FALSE);
129
130	error = pccard_get_product_str(dev, &prodstr);
131	if (error)
132		return(FALSE);
133	error = pccard_get_vendor_str(dev, &vendstr);
134	if (error)
135		return(FALSE);
136
137	while(t->ndis_name != NULL) {
138		if (strcasecmp(vendstr, t->ndis_vid) == 0 &&
139		    strcasecmp(prodstr, t->ndis_did) == 0) {
140			device_set_desc(dev, t->ndis_name);
141			return(TRUE);
142		}
143		t++;
144	}
145
146	return(FALSE);
147}
148
149/*
150 * Probe for an NDIS device. Check the PCI vendor and device
151 * IDs against our list and return a device name if we find a match.
152 */
153static int
154ndis_probe_pccard(dev)
155	device_t		dev;
156{
157	driver_object		*drv;
158	struct drvdb_ent	*db;
159
160	drv = windrv_lookup(0, "PCCARD Bus");
161	if (drv == NULL)
162		return(ENXIO);
163
164	db = windrv_match((matchfuncptr)ndis_devcompare, dev);
165
166	if (db != NULL) {
167		/* Create PDO for this device instance */
168		windrv_create_pdo(drv, dev);
169		return(0);
170	}
171
172	return(ENXIO);
173}
174
175#define NDIS_AM_RID 3
176
177static int
178ndis_alloc_amem(struct ndis_softc *sc)
179{
180	int error, rid;
181
182	rid = NDIS_AM_RID;
183	sc->ndis_res_am = bus_alloc_resource(sc->ndis_dev, SYS_RES_MEMORY,
184	    &rid, 0UL, ~0UL, 0x1000, RF_ACTIVE);
185
186	if (sc->ndis_res_am == NULL) {
187		device_printf(sc->ndis_dev,
188		    "failed to allocate attribute memory\n");
189		return(ENXIO);
190	}
191	sc->ndis_rescnt++;
192	resource_list_add(&sc->ndis_rl, SYS_RES_MEMORY, rid,
193	    rman_get_start(sc->ndis_res_am), rman_get_end(sc->ndis_res_am),
194	    rman_get_size(sc->ndis_res_am));
195
196	error = CARD_SET_MEMORY_OFFSET(device_get_parent(sc->ndis_dev),
197	    sc->ndis_dev, rid, 0, NULL);
198
199	if (error) {
200		device_printf(sc->ndis_dev,
201		    "CARD_SET_MEMORY_OFFSET() returned 0x%x\n", error);
202		return(error);
203	}
204
205	error = CARD_SET_RES_FLAGS(device_get_parent(sc->ndis_dev),
206	    sc->ndis_dev, SYS_RES_MEMORY, rid, PCCARD_A_MEM_ATTR);
207
208	if (error) {
209		device_printf(sc->ndis_dev,
210		    "CARD_SET_RES_FLAGS() returned 0x%x\n", error);
211		return(error);
212	}
213
214	sc->ndis_am_rid = rid;
215
216	return(0);
217}
218
219/*
220 * Attach the interface. Allocate softc structures, do ifmedia
221 * setup and ethernet/BPF attach.
222 */
223static int
224ndis_attach_pccard(dev)
225	device_t		dev;
226{
227	struct ndis_softc	*sc;
228	int			unit, error = 0, rid;
229	struct ndis_pccard_type	*t;
230	int			devidx = 0;
231	const char		*prodstr, *vendstr;
232	struct drvdb_ent	*db;
233
234	sc = device_get_softc(dev);
235	unit = device_get_unit(dev);
236	sc->ndis_dev = dev;
237
238	db = windrv_match((matchfuncptr)ndis_devcompare, dev);
239	if (db == NULL)
240		return (ENXIO);
241	sc->ndis_dobj = db->windrv_object;
242	sc->ndis_regvals = db->windrv_regvals;
243	resource_list_init(&sc->ndis_rl);
244
245	sc->ndis_io_rid = 0;
246	sc->ndis_res_io = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
247	    &sc->ndis_io_rid, RF_ACTIVE);
248	if (sc->ndis_res_io == NULL) {
249		device_printf(dev,
250		    "couldn't map iospace\n");
251		error = ENXIO;
252		goto fail;
253	}
254	sc->ndis_rescnt++;
255	resource_list_add(&sc->ndis_rl, SYS_RES_IOPORT, sc->ndis_io_rid,
256	    rman_get_start(sc->ndis_res_io), rman_get_end(sc->ndis_res_io),
257	    rman_get_size(sc->ndis_res_io));
258
259	rid = 0;
260	sc->ndis_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
261	    RF_SHAREABLE | RF_ACTIVE);
262	if (sc->ndis_irq == NULL) {
263		device_printf(dev,
264		    "couldn't map interrupt\n");
265		error = ENXIO;
266		goto fail;
267	}
268	sc->ndis_rescnt++;
269	resource_list_add(&sc->ndis_rl, SYS_RES_IRQ, rid,
270	    rman_get_start(sc->ndis_irq), rman_get_start(sc->ndis_irq), 1);
271
272	sc->ndis_iftype = PCMCIABus;
273
274	/* Figure out exactly which device we matched. */
275
276	t = db->windrv_devlist;
277
278	error = pccard_get_product_str(dev, &prodstr);
279	if (error)
280		return(error);
281	error = pccard_get_vendor_str(dev, &vendstr);
282	if (error)
283		return(error);
284
285	while(t->ndis_name != NULL) {
286		if (strcasecmp(vendstr, t->ndis_vid) == 0 &&
287		    strcasecmp(prodstr, t->ndis_did) == 0)
288			break;
289		t++;
290		devidx++;
291	}
292
293	sc->ndis_devidx = devidx;
294
295	error = ndis_alloc_amem(sc);
296	if (error) {
297		device_printf(dev, "failed to allocate attribute memory\n");
298		goto fail;
299	}
300
301	error = ndis_attach(dev);
302
303fail:
304	return(error);
305}
306
307static int
308ndis_detach_pccard(device_t dev)
309{
310	struct ndis_softc *sc = device_get_softc(dev);
311
312	(void) ndis_detach(dev);
313
314	if (sc->ndis_res_am != NULL)
315		bus_release_resource(sc->ndis_dev, SYS_RES_MEMORY,
316		    sc->ndis_am_rid, sc->ndis_res_am);
317	resource_list_free(&sc->ndis_rl);
318
319	return (0);
320}
321
322static struct resource_list *
323ndis_get_resource_list(dev, child)
324	device_t		dev;
325	device_t		child;
326{
327	struct ndis_softc	*sc;
328
329	sc = device_get_softc(dev);
330	return (&sc->ndis_rl);
331}
332