if_ndis_pccard.c revision 142804
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: head/sys/dev/if_ndis/if_ndis_pccard.c 142804 2005-02-28 16:47:54Z wpaul $"); 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 <net80211/ieee80211_var.h> 55 56#include <compat/ndis/pe_var.h> 57#include <compat/ndis/resource_var.h> 58#include <compat/ndis/ntoskrnl_var.h> 59#include <compat/ndis/ndis_var.h> 60#include <compat/ndis/cfg_var.h> 61#include <dev/if_ndis/if_ndisvar.h> 62 63#include <dev/pccard/pccardvar.h> 64#include "card_if.h" 65 66#include "ndis_driver_data.h" 67 68#ifdef NDIS_PCMCIA_DEV_TABLE 69 70MODULE_DEPEND(ndis, pccard, 1, 1, 1); 71MODULE_DEPEND(ndis, ether, 1, 1, 1); 72MODULE_DEPEND(ndis, wlan, 1, 1, 1); 73MODULE_DEPEND(ndis, ndisapi, 1, 1, 1); 74 75/* 76 * Various supported device vendors/types and their names. 77 * These are defined in the ndis_driver_data.h file. 78 */ 79static struct ndis_pccard_type ndis_devs[] = { 80#ifdef NDIS_PCMCIA_DEV_TABLE 81 NDIS_PCMCIA_DEV_TABLE 82#endif 83 { NULL, NULL, NULL } 84}; 85 86static int ndis_probe_pccard (device_t); 87static int ndis_attach_pccard (device_t); 88static struct resource_list *ndis_get_resource_list 89 (device_t, device_t); 90extern int ndisdrv_modevent (module_t, int, void *); 91extern int ndis_attach (device_t); 92extern int ndis_shutdown (device_t); 93extern int ndis_detach (device_t); 94extern int ndis_suspend (device_t); 95extern int ndis_resume (device_t); 96 97extern unsigned char drv_data[]; 98 99static device_method_t ndis_methods[] = { 100 /* Device interface */ 101 DEVMETHOD(device_probe, ndis_probe_pccard), 102 DEVMETHOD(device_attach, ndis_attach_pccard), 103 DEVMETHOD(device_detach, ndis_detach), 104 DEVMETHOD(device_shutdown, ndis_shutdown), 105 DEVMETHOD(device_suspend, ndis_suspend), 106 DEVMETHOD(device_resume, ndis_resume), 107 108 /* Bus interface. */ 109 110 /* 111 * This is an awful kludge, but we need it becase pccard 112 * does not implement a bus_get_resource_list() method. 113 */ 114 115 DEVMETHOD(bus_get_resource_list, ndis_get_resource_list), 116 117 { 0, 0 } 118}; 119 120static driver_t ndis_driver = { 121#ifdef NDIS_DEVNAME 122 NDIS_DEVNAME, 123#else 124 "ndis", 125#endif 126 ndis_methods, 127 sizeof(struct ndis_softc) 128}; 129 130static devclass_t ndis_devclass; 131 132#ifdef NDIS_MODNAME 133#define NDIS_MODNAME_OVERRIDE_PCMCIA(x) \ 134 DRIVER_MODULE(x, pccard, ndis_driver, ndis_devclass, \ 135 ndisdrv_modevent, 0) 136NDIS_MODNAME_OVERRIDE_PCMCIA(NDIS_MODNAME); 137#else 138DRIVER_MODULE(ndis, pccard, ndis_driver, ndis_devclass, ndisdrv_modevent, 0); 139#endif 140 141/* 142 * Probe for an NDIS device. Check the PCI vendor and device 143 * IDs against our list and return a device name if we find a match. 144 */ 145static int 146ndis_probe_pccard(dev) 147 device_t dev; 148{ 149 struct ndis_pccard_type *t; 150 const char *prodstr, *vendstr; 151 int error; 152 driver_object *drv; 153 154 drv = windrv_lookup(0, "PCCARD Bus"); 155 if (drv == NULL) 156 return(ENXIO); 157 158 t = ndis_devs; 159 160 error = pccard_get_product_str(dev, &prodstr); 161 if (error) 162 return(error); 163 error = pccard_get_vendor_str(dev, &vendstr); 164 if (error) 165 return(error); 166 167 while(t->ndis_name != NULL) { 168 if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 && 169 ndis_strcasecmp(prodstr, t->ndis_did) == 0) { 170 device_set_desc(dev, t->ndis_name); 171 /* Create PDO for this device instance */ 172 windrv_create_pdo(drv, dev); 173 return(0); 174 } 175 t++; 176 } 177 178 return(ENXIO); 179} 180 181/* 182 * Attach the interface. Allocate softc structures, do ifmedia 183 * setup and ethernet/BPF attach. 184 */ 185static int 186ndis_attach_pccard(dev) 187 device_t dev; 188{ 189 struct ndis_softc *sc; 190 int unit, error = 0, rid; 191 struct ndis_pccard_type *t; 192 int devidx = 0; 193 const char *prodstr, *vendstr; 194 195 sc = device_get_softc(dev); 196 unit = device_get_unit(dev); 197 sc->ndis_dev = dev; 198 resource_list_init(&sc->ndis_rl); 199 200 sc->ndis_io_rid = 0; 201 sc->ndis_res_io = bus_alloc_resource(dev, 202 SYS_RES_IOPORT, &sc->ndis_io_rid, 203 0, ~0, 1, RF_ACTIVE); 204 if (sc->ndis_res_io == NULL) { 205 device_printf(dev, 206 "couldn't map iospace\n"); 207 error = ENXIO; 208 goto fail; 209 } 210 sc->ndis_rescnt++; 211 resource_list_add(&sc->ndis_rl, SYS_RES_IOPORT, rid, 212 rman_get_start(sc->ndis_res_io), rman_get_end(sc->ndis_res_io), 213 rman_get_size(sc->ndis_res_io)); 214 215 rid = 0; 216 sc->ndis_irq = bus_alloc_resource(dev, 217 SYS_RES_IRQ, &rid, 0, ~0, 1, 218 RF_SHAREABLE | RF_ACTIVE); 219 if (sc->ndis_irq == NULL) { 220 device_printf(dev, 221 "couldn't map interrupt\n"); 222 error = ENXIO; 223 goto fail; 224 } 225 sc->ndis_rescnt++; 226 resource_list_add(&sc->ndis_rl, SYS_RES_IRQ, rid, 227 rman_get_start(sc->ndis_irq), rman_get_start(sc->ndis_irq), 1); 228 229 sc->ndis_iftype = PCMCIABus; 230 231 /* Figure out exactly which device we matched. */ 232 233 t = ndis_devs; 234 235 error = pccard_get_product_str(dev, &prodstr); 236 if (error) 237 return(error); 238 error = pccard_get_vendor_str(dev, &vendstr); 239 if (error) 240 return(error); 241 242 while(t->ndis_name != NULL) { 243 if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 && 244 ndis_strcasecmp(prodstr, t->ndis_did) == 0) 245 break; 246 t++; 247 devidx++; 248 } 249 250 sc->ndis_devidx = devidx; 251 252 error = ndis_attach(dev); 253 254fail: 255 return(error); 256} 257 258static struct resource_list * 259ndis_get_resource_list(dev, child) 260 device_t dev; 261 device_t child; 262{ 263 struct ndis_softc *sc; 264 265 sc = device_get_softc(dev); 266 return (&sc->ndis_rl); 267} 268 269#endif /* NDIS_PCI_DEV_TABLE */ 270 271#define NDIS_AM_RID 3 272 273int 274ndis_alloc_amem(arg) 275 void *arg; 276{ 277 struct ndis_softc *sc; 278 int error, rid; 279 280 if (arg == NULL) 281 return(EINVAL); 282 283 sc = arg; 284 rid = NDIS_AM_RID; 285 sc->ndis_res_am = bus_alloc_resource(sc->ndis_dev, SYS_RES_MEMORY, 286 &rid, 0UL, ~0UL, 0x1000, RF_ACTIVE); 287 288 if (sc->ndis_res_am == NULL) { 289 device_printf(sc->ndis_dev, 290 "failed to allocate attribute memory\n"); 291 return(ENXIO); 292 } 293 sc->ndis_rescnt++; 294 resource_list_add(&sc->ndis_rl, SYS_RES_MEMORY, rid, 295 rman_get_start(sc->ndis_res_am), rman_get_end(sc->ndis_res_am), 296 rman_get_size(sc->ndis_res_am)); 297 298 error = CARD_SET_MEMORY_OFFSET(device_get_parent(sc->ndis_dev), 299 sc->ndis_dev, rid, 0, NULL); 300 301 if (error) { 302 device_printf(sc->ndis_dev, 303 "CARD_SET_MEMORY_OFFSET() returned 0x%x\n", error); 304 return(error); 305 } 306 307 error = CARD_SET_RES_FLAGS(device_get_parent(sc->ndis_dev), 308 sc->ndis_dev, SYS_RES_MEMORY, rid, PCCARD_A_MEM_ATTR); 309 310 if (error) { 311 device_printf(sc->ndis_dev, 312 "CARD_SET_RES_FLAGS() returned 0x%x\n", error); 313 return(error); 314 } 315 316 sc->ndis_am_rid = rid; 317 318 return(0); 319} 320 321void 322ndis_free_amem(arg) 323 void *arg; 324{ 325 struct ndis_softc *sc; 326 327 if (arg == NULL) 328 return; 329 330 sc = arg; 331 332 if (sc->ndis_res_am != NULL) 333 bus_release_resource(sc->ndis_dev, SYS_RES_MEMORY, 334 sc->ndis_am_rid, sc->ndis_res_am); 335 resource_list_free(&sc->ndis_rl); 336 337 return; 338} 339