1 /*-
2 * Copyright (c) 2005
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("$FreeBSD$");
35
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/module.h>
40 #include <sys/conf.h>
41
42 #include <machine/bus.h>
43 #include <machine/resource.h>
44 #include <sys/bus.h>
45
46 #define NDIS_REGVALS
47
48 struct ndis_cfg {
49 char *nc_cfgkey;
50 char *nc_cfgdesc;
51 char nc_val[256];
52 int nc_idx;
53 };
54
55 typedef struct ndis_cfg ndis_cfg;
56
57 #include "windrv.h"
58
59 struct ndis_pci_type {
60 uint16_t ndis_vid;
61 uint16_t ndis_did;
62 uint32_t ndis_subsys;
63 char *ndis_name;
64 };
65
66 struct ndis_pccard_type {
67 const char *ndis_vid;
68 const char *ndis_did;
69 char *ndis_name;
70 };
71
72 struct ndis_usb_type {
73 uint16_t ndis_vid;
74 uint16_t ndis_did;
75 char *ndis_name;
76 };
77
78 #ifdef NDIS_PCI_DEV_TABLE
79 static struct ndis_pci_type ndis_devs_pci[] = {
80 NDIS_PCI_DEV_TABLE
81 { 0, 0, 0, NULL }
82 };
83 #endif
84
85 #ifdef NDIS_PCMCIA_DEV_TABLE
86 static struct ndis_pccard_type ndis_devs_pccard[] = {
87 NDIS_PCMCIA_DEV_TABLE
88 { NULL, NULL, NULL }
89 };
90 #endif
91
92 #ifdef NDIS_USB_DEV_TABLE
93 static struct ndis_usb_type ndis_devs_usb[] = {
94 NDIS_USB_DEV_TABLE
95 { 0, 0, NULL }
96 };
97 #endif
98
99 enum interface_type {
100 InterfaceTypeUndefined = -1,
101 Internal,
102 Isa,
103 Eisa,
104 MicroChannel,
105 TurboChannel,
106 PCIBus,
107 VMEBus,
108 NuBus,
109 PCMCIABus,
110 CBus,
111 MPIBus,
112 MPSABus,
113 ProcessorInternal,
114 InternalPowerBus,
115 PNPISABus,
116 PNPBus,
117 MaximumInterfaceType
118 };
119
120 typedef enum interface_type interface_type;
121
122 /*
123 * XXX
124 * Ordinarily, device_probe_desc is defined in device_if.h, which
125 * is created from device_if.m. The problem is, the latter file
126 * is only available if you have the kernel source code installed,
127 * and not all users choose to install it. I'd like to let people
128 * load Windows driver modules with the minimal amount of hassle
129 * and dependencies. <sys/bus.h> wants both device_if.h and bus_if.h
130 * to be defined, but it turns out the only thing we really need
131 * to get this module compiled is device_probe_desc, so we define
132 * that here, and let the build script create empty copies of
133 * device_if.h and bus_if.h to make the compiler happy.
134 */
135
136 extern struct kobjop_desc device_probe_desc;
137 typedef int device_probe_t(device_t dev);
138
139 extern int windrv_load(module_t, vm_offset_t, size_t,
140 interface_type, void *, void *);
141 extern int windrv_unload(module_t, vm_offset_t, size_t);
142
143 #ifndef DRV_DATA_START
144 #define DRV_DATA_START UNDEF_START
145 #endif
146
147 #ifndef DRV_DATA_END
148 #define DRV_DATA_END UNDEF_END
149 #endif
150
151 #ifndef DRV_NAME
152 #define DRV_NAME UNDEF_NAME
153 #endif
154
155 extern uint8_t DRV_DATA_START;
156 extern uint8_t DRV_DATA_END;
157
158 /*
159 * The following is stub code that makes it look as though we want
160 * to be a child device of all the buses that our supported devices
161 * might want to attach to. Our probe routine always fails. The
162 * reason we need this code is so that loading an ELF-ified Windows
163 * driver module will trigger a bus reprobe.
164 */
165
166 #define MODULE_DECL(x) \
167 MODULE_DEPEND(x, ndisapi, 1, 1, 1); \
168 MODULE_DEPEND(x, ndis, 1, 1, 1)
169
170 MODULE_DECL(DRV_NAME);
171
172 static int windrv_probe(device_t);
173 static int windrv_modevent(module_t, int, void *);
174 static int windrv_loaded = 0;
175
176 static device_method_t windrv_methods[] = {
177 /* Device interface */
178 DEVMETHOD(device_probe, windrv_probe),
179
180 { 0, 0 }
181 };
182
183 static driver_t windrv_driver = {
184 "windrv_stub",
185 windrv_methods,
186 0
187 };
188
189 static devclass_t windrv_devclass;
190
191 #define DRIVER_DECL(x) \
192 DRIVER_MODULE(x, pci, windrv_driver, \
193 windrv_devclass, windrv_modevent, NULL); \
194 DRIVER_MODULE(x, cardbus, windrv_driver, \
195 windrv_devclass, windrv_modevent, NULL); \
196 DRIVER_MODULE(x, pccard, windrv_driver, \
197 windrv_devclass, windrv_modevent, NULL); \
198 DRIVER_MODULE(x, uhub, windrv_driver, \
199 windrv_devclass, windrv_modevent, NULL); \
200 MODULE_VERSION(x, 1)
201
202 DRIVER_DECL(DRV_NAME);
203
204 static int
windrv_probe(dev)205 windrv_probe(dev)
206 device_t dev;
207 {
208 return (ENXIO);
209 }
210
211 static int
windrv_modevent(mod,cmd,arg)212 windrv_modevent(mod, cmd, arg)
213 module_t mod;
214 int cmd;
215 void *arg;
216 {
217 int drv_data_len;
218 int error = 0;
219 vm_offset_t drv_data_start;
220 vm_offset_t drv_data_end;
221
222 drv_data_start = (vm_offset_t)&DRV_DATA_START;
223 drv_data_end = (vm_offset_t)&DRV_DATA_END;
224
225 drv_data_len = drv_data_end - drv_data_start;
226 switch (cmd) {
227 case MOD_LOAD:
228 windrv_loaded++;
229 if (windrv_loaded > 1)
230 break;
231 #ifdef NDIS_PCI_DEV_TABLE
232 windrv_load(mod, drv_data_start, drv_data_len, PCIBus,
233 ndis_devs_pci, &ndis_regvals);
234 #endif
235 #ifdef NDIS_PCMCIA_DEV_TABLE
236 windrv_load(mod, drv_data_start, drv_data_len, PCMCIABus,
237 ndis_devs_pccard, &ndis_regvals);
238 #endif
239 #ifdef NDIS_USB_DEV_TABLE
240 windrv_load(mod, drv_data_start, drv_data_len, PNPBus,
241 ndis_devs_usb, &ndis_regvals);
242 #endif
243 break;
244 case MOD_UNLOAD:
245 windrv_loaded--;
246 if (windrv_loaded > 0)
247 break;
248 #ifdef NDIS_PCI_DEV_TABLE
249 windrv_unload(mod, drv_data_start, drv_data_len);
250 #endif
251 #ifdef NDIS_PCMCIA_DEV_TABLE
252 windrv_unload(mod, drv_data_start, drv_data_len);
253 #endif
254 #ifdef NDIS_USB_DEV_TABLE
255 windrv_unload(mod, drv_data_start, drv_data_len);
256 #endif
257 break;
258 case MOD_SHUTDOWN:
259 break;
260 default:
261 error = EINVAL;
262 break;
263 }
264
265 return (error);
266 }
267