| 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 | * $FreeBSD: src/sys/dev/if_ndis/if_ndis_pccard.c,v 1.6 2004/07/11 00:19:30 wpaul Exp $ |
| 33 | * $DragonFly: src/sys/dev/netif/ndis/if_ndis_pccard.c,v 1.6 2006/10/25 20:55:58 dillon Exp $ |
| 34 | */ |
| 35 | |
| 36 | #include <sys/ctype.h> |
| 37 | #include <sys/param.h> |
| 38 | #include <sys/systm.h> |
| 39 | #include <sys/kernel.h> |
| 40 | #include <sys/proc.h> |
| 41 | #include <sys/module.h> |
| 42 | #include <sys/socket.h> |
| 43 | #include <sys/queue.h> |
| 44 | #include <sys/sysctl.h> |
| 45 | #include <sys/bus.h> |
| 46 | #include <sys/rman.h> |
| 47 | |
| 48 | #include <net/if.h> |
| 49 | #include <net/if_arp.h> |
| 50 | #include <net/if_media.h> |
| 51 | |
| 52 | #include <netproto/802_11/ieee80211_var.h> |
| 53 | |
| 54 | #include <emulation/ndis/regcall.h> |
| 55 | #include <emulation/ndis/pe_var.h> |
| 56 | #include <emulation/ndis/resource_var.h> |
| 57 | #include <emulation/ndis/ntoskrnl_var.h> |
| 58 | #include <emulation/ndis/ndis_var.h> |
| 59 | #include <emulation/ndis/cfg_var.h> |
| 60 | #include "if_ndisvar.h" |
| 61 | |
| 62 | #include <bus/pccard/pccardvar.h> |
| 63 | #include "card_if.h" |
| 64 | |
| 65 | #include "ndis_driver_data.h" |
| 66 | |
| 67 | #ifdef NDIS_PCMCIA_DEV_TABLE |
| 68 | |
| 69 | MODULE_DEPEND(ndis, pccard, 1, 1, 1); |
| 70 | MODULE_DEPEND(ndis, wlan, 1, 1, 1); |
| 71 | MODULE_DEPEND(ndis, ndisapi, 1, 1, 1); |
| 72 | |
| 73 | /* |
| 74 | * Various supported device vendors/types and their names. |
| 75 | * These are defined in the ndis_driver_data.h file. |
| 76 | */ |
| 77 | static struct ndis_pccard_type ndis_devs[] = { |
| 78 | #ifdef NDIS_PCMCIA_DEV_TABLE |
| 79 | NDIS_PCMCIA_DEV_TABLE |
| 80 | #endif |
| 81 | { NULL, NULL, NULL } |
| 82 | }; |
| 83 | |
| 84 | static int ndis_probe_pccard (device_t); |
| 85 | static int ndis_attach_pccard (device_t); |
| 86 | static struct resource_list *ndis_get_resource_list |
| 87 | (device_t, device_t); |
| 88 | extern int ndis_attach (device_t); |
| 89 | extern int ndis_shutdown (device_t); |
| 90 | extern int ndis_detach (device_t); |
| 91 | extern int ndis_suspend (device_t); |
| 92 | extern int ndis_resume (device_t); |
| 93 | |
| 94 | static device_method_t ndis_methods[] = { |
| 95 | /* Device interface */ |
| 96 | DEVMETHOD(device_probe, ndis_probe_pccard), |
| 97 | DEVMETHOD(device_attach, ndis_attach_pccard), |
| 98 | DEVMETHOD(device_detach, ndis_detach), |
| 99 | DEVMETHOD(device_shutdown, ndis_shutdown), |
| 100 | DEVMETHOD(device_suspend, ndis_suspend), |
| 101 | DEVMETHOD(device_resume, ndis_resume), |
| 102 | |
| 103 | /* Bus interface. */ |
| 104 | |
| 105 | /* |
| 106 | * This is an awful kludge, but we need it becase pccard |
| 107 | * does not implement a bus_get_resource_list() method. |
| 108 | */ |
| 109 | |
| 110 | DEVMETHOD(bus_get_resource_list, ndis_get_resource_list), |
| 111 | |
| 112 | { 0, 0 } |
| 113 | }; |
| 114 | |
| 115 | static driver_t ndis_driver = { |
| 116 | #ifdef NDIS_DEVNAME |
| 117 | NDIS_DEVNAME, |
| 118 | #else |
| 119 | "ndis", |
| 120 | #endif |
| 121 | ndis_methods, |
| 122 | sizeof(struct ndis_softc) |
| 123 | }; |
| 124 | |
| 125 | static devclass_t ndis_devclass; |
| 126 | |
| 127 | #ifdef NDIS_MODNAME |
| 128 | #define NDIS_MODNAME_OVERRIDE_PCMCIA(x) \ |
| 129 | DRIVER_MODULE(x, pccard, ndis_driver, ndis_devclass, 0, 0) |
| 130 | NDIS_MODNAME_OVERRIDE_PCMCIA(NDIS_MODNAME); |
| 131 | #else |
| 132 | DRIVER_MODULE(ndis, pccard, ndis_driver, ndis_devclass, 0, 0); |
| 133 | #endif |
| 134 | |
| 135 | /* |
| 136 | * Probe for an NDIS device. Check the PCI vendor and device |
| 137 | * IDs against our list and return a device name if we find a match. |
| 138 | */ |
| 139 | static int |
| 140 | ndis_probe_pccard(device_t dev) |
| 141 | { |
| 142 | struct ndis_pccard_type *t; |
| 143 | const char *prodstr, *vendstr; |
| 144 | int error; |
| 145 | |
| 146 | t = ndis_devs; |
| 147 | |
| 148 | prodstr = pccard_get_product_str(dev); |
| 149 | vendstr = pccard_get_vendor_str(dev); |
| 150 | |
| 151 | while(t->ndis_name != NULL) { |
| 152 | if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 && |
| 153 | ndis_strcasecmp(prodstr, t->ndis_did) == 0) { |
| 154 | device_set_desc(dev, t->ndis_name); |
| 155 | return(0); |
| 156 | } |
| 157 | t++; |
| 158 | } |
| 159 | |
| 160 | return(ENXIO); |
| 161 | } |
| 162 | |
| 163 | /* |
| 164 | * Attach the interface. Allocate softc structures, do ifmedia |
| 165 | * setup and ethernet/BPF attach. |
| 166 | */ |
| 167 | static int |
| 168 | ndis_attach_pccard(device_t dev) |
| 169 | { |
| 170 | struct ndis_softc *sc; |
| 171 | int unit, error = 0, rid; |
| 172 | struct ndis_pccard_type *t; |
| 173 | int devidx = 0; |
| 174 | const char *prodstr, *vendstr; |
| 175 | |
| 176 | sc = device_get_softc(dev); |
| 177 | unit = device_get_unit(dev); |
| 178 | sc->ndis_dev = dev; |
| 179 | resource_list_init(&sc->ndis_rl); |
| 180 | |
| 181 | sc->ndis_io_rid = 0; |
| 182 | sc->ndis_res_io = bus_alloc_resource_any(dev, SYS_RES_IOPORT, |
| 183 | &sc->ndis_io_rid, RF_ACTIVE); |
| 184 | if (sc->ndis_res_io == NULL) { |
| 185 | device_printf(dev, |
| 186 | "couldn't map iospace\n"); |
| 187 | error = ENXIO; |
| 188 | goto fail; |
| 189 | } |
| 190 | sc->ndis_rescnt++; |
| 191 | resource_list_add(&sc->ndis_rl, SYS_RES_IOPORT, rid, |
| 192 | rman_get_start(sc->ndis_res_io), rman_get_end(sc->ndis_res_io), |
| 193 | rman_get_size(sc->ndis_res_io)); |
| 194 | |
| 195 | rid = 0; |
| 196 | sc->ndis_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, |
| 197 | RF_SHAREABLE | RF_ACTIVE); |
| 198 | if (sc->ndis_irq == NULL) { |
| 199 | device_printf(dev, |
| 200 | "couldn't map interrupt\n"); |
| 201 | error = ENXIO; |
| 202 | goto fail; |
| 203 | } |
| 204 | sc->ndis_rescnt++; |
| 205 | resource_list_add(&sc->ndis_rl, SYS_RES_IRQ, rid, |
| 206 | rman_get_start(sc->ndis_irq), rman_get_start(sc->ndis_irq), 1); |
| 207 | |
| 208 | sc->ndis_iftype = PCMCIABus; |
| 209 | |
| 210 | /* Figure out exactly which device we matched. */ |
| 211 | |
| 212 | t = ndis_devs; |
| 213 | |
| 214 | error = pccard_get_product_str(dev, &prodstr); |
| 215 | if (error) |
| 216 | return(error); |
| 217 | error = pccard_get_vendor_str(dev, &vendstr); |
| 218 | if (error) |
| 219 | return(error); |
| 220 | |
| 221 | while(t->ndis_name != NULL) { |
| 222 | if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 && |
| 223 | ndis_strcasecmp(prodstr, t->ndis_did) == 0) |
| 224 | break; |
| 225 | t++; |
| 226 | devidx++; |
| 227 | } |
| 228 | |
| 229 | sc->ndis_devidx = devidx; |
| 230 | |
| 231 | error = ndis_attach(dev); |
| 232 | |
| 233 | fail: |
| 234 | return(error); |
| 235 | } |
| 236 | |
| 237 | static struct resource_list * |
| 238 | ndis_get_resource_list(device_t dev, device_t child) |
| 239 | { |
| 240 | struct ndis_softc *sc; |
| 241 | |
| 242 | sc = device_get_softc(dev); |
| 243 | return (&sc->ndis_rl); |
| 244 | } |
| 245 | |
| 246 | #endif /* NDIS_PCI_DEV_TABLE */ |
| 247 | |
| 248 | #define NDIS_AM_RID 3 |
| 249 | |
| 250 | int |
| 251 | ndis_alloc_amem(void *arg) |
| 252 | { |
| 253 | struct ndis_softc *sc; |
| 254 | int error, rid; |
| 255 | |
| 256 | if (arg == NULL) |
| 257 | return(EINVAL); |
| 258 | |
| 259 | sc = arg; |
| 260 | rid = NDIS_AM_RID; |
| 261 | sc->ndis_res_am = bus_alloc_resource(sc->ndis_dev, SYS_RES_MEMORY, |
| 262 | &rid, 0UL, ~0UL, 0x1000, RF_ACTIVE); |
| 263 | |
| 264 | if (sc->ndis_res_am == NULL) { |
| 265 | device_printf(sc->ndis_dev, |
| 266 | "failed to allocate attribute memory\n"); |
| 267 | return(ENXIO); |
| 268 | } |
| 269 | sc->ndis_rescnt++; |
| 270 | resource_list_add(&sc->ndis_rl, SYS_RES_MEMORY, rid, |
| 271 | rman_get_start(sc->ndis_res_am), rman_get_end(sc->ndis_res_am), |
| 272 | rman_get_size(sc->ndis_res_am)); |
| 273 | |
| 274 | error = CARD_SET_MEMORY_OFFSET(device_get_parent(sc->ndis_dev), |
| 275 | sc->ndis_dev, rid, 0, NULL); |
| 276 | |
| 277 | if (error) { |
| 278 | device_printf(sc->ndis_dev, |
| 279 | "CARD_SET_MEMORY_OFFSET() returned 0x%x\n", error); |
| 280 | return(error); |
| 281 | } |
| 282 | |
| 283 | error = CARD_SET_RES_FLAGS(device_get_parent(sc->ndis_dev), |
| 284 | sc->ndis_dev, SYS_RES_MEMORY, rid, PCCARD_A_MEM_ATTR); |
| 285 | |
| 286 | if (error) { |
| 287 | device_printf(sc->ndis_dev, |
| 288 | "CARD_SET_RES_FLAGS() returned 0x%x\n", error); |
| 289 | return(error); |
| 290 | } |
| 291 | |
| 292 | sc->ndis_am_rid = rid; |
| 293 | |
| 294 | return(0); |
| 295 | } |
| 296 | |
| 297 | void |
| 298 | ndis_free_amem(void *arg) |
| 299 | { |
| 300 | struct ndis_softc *sc; |
| 301 | |
| 302 | if (arg == NULL) |
| 303 | return; |
| 304 | |
| 305 | sc = arg; |
| 306 | |
| 307 | if (sc->ndis_res_am != NULL) |
| 308 | bus_release_resource(sc->ndis_dev, SYS_RES_MEMORY, |
| 309 | sc->ndis_am_rid, sc->ndis_res_am); |
| 310 | resource_list_free(&sc->ndis_rl); |
| 311 | |
| 312 | return; |
| 313 | } |