| 1 | /* $NetBSD: if_atu.c,v 1.54 2016/06/10 13:27:15 ozaki-r Exp $ */ |
| 2 | /* $OpenBSD: if_atu.c,v 1.48 2004/12/30 01:53:21 dlg Exp $ */ |
| 3 | /* |
| 4 | * Copyright (c) 2003, 2004 |
| 5 | * Daan Vreeken <Danovitsch@Vitsch.net>. All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * 3. All advertising materials mentioning features or use of this software |
| 16 | * must display the following acknowledgement: |
| 17 | * This product includes software developed by Daan Vreeken. |
| 18 | * 4. Neither the name of the author nor the names of any co-contributors |
| 19 | * may be used to endorse or promote products derived from this software |
| 20 | * without specific prior written permission. |
| 21 | * |
| 22 | * THIS SOFTWARE IS PROVIDED BY Daan Vreeken AND CONTRIBUTORS ``AS IS'' AND |
| 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL Daan Vreeken OR THE VOICES IN HIS HEAD |
| 26 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 28 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 29 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 30 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 31 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| 32 | * THE POSSIBILITY OF SUCH DAMAGE. |
| 33 | */ |
| 34 | |
| 35 | /* |
| 36 | * Atmel AT76c503 / AT76c503a / AT76c505 / AT76c505a USB WLAN driver |
| 37 | * version 0.5 - 2004-08-03 |
| 38 | * |
| 39 | * Originally written by Daan Vreeken <Danovitsch @ Vitsch . net> |
| 40 | * http://vitsch.net/bsd/atuwi |
| 41 | * |
| 42 | * Contributed to by : |
| 43 | * Chris Whitehouse, Alistair Phillips, Peter Pilka, Martijn van Buul, |
| 44 | * Suihong Liang, Arjan van Leeuwen, Stuart Walsh |
| 45 | * |
| 46 | * Ported to OpenBSD by Theo de Raadt and David Gwynne. |
| 47 | * Ported to NetBSD by Jesse Off |
| 48 | */ |
| 49 | |
| 50 | #include <sys/cdefs.h> |
| 51 | __KERNEL_RCSID(0, "$NetBSD: if_atu.c,v 1.54 2016/06/10 13:27:15 ozaki-r Exp $" ); |
| 52 | |
| 53 | #include <sys/param.h> |
| 54 | #include <sys/sockio.h> |
| 55 | #include <sys/mbuf.h> |
| 56 | #include <sys/kernel.h> |
| 57 | #include <sys/socket.h> |
| 58 | #include <sys/systm.h> |
| 59 | #include <sys/kthread.h> |
| 60 | #include <sys/queue.h> |
| 61 | #include <sys/device.h> |
| 62 | |
| 63 | #include <sys/bus.h> |
| 64 | |
| 65 | #include <dev/usb/usb.h> |
| 66 | #include <dev/usb/usbdi.h> |
| 67 | #include <dev/usb/usbdi_util.h> |
| 68 | #include <dev/usb/usbdivar.h> |
| 69 | |
| 70 | #include <dev/usb/usbdevs.h> |
| 71 | |
| 72 | #include <dev/microcode/atmel/atmel_intersil_fw.h> |
| 73 | #include <dev/microcode/atmel/atmel_rfmd2958-smc_fw.h> |
| 74 | #include <dev/microcode/atmel/atmel_rfmd2958_fw.h> |
| 75 | #include <dev/microcode/atmel/atmel_rfmd_fw.h> |
| 76 | |
| 77 | #include <net/bpf.h> |
| 78 | #include <net/bpfdesc.h> |
| 79 | |
| 80 | #include <net/if.h> |
| 81 | #include <net/if_dl.h> |
| 82 | #include <net/if_media.h> |
| 83 | #include <net/if_ether.h> |
| 84 | |
| 85 | #ifdef INET |
| 86 | #include <netinet/in.h> |
| 87 | #include <netinet/if_ether.h> |
| 88 | #endif |
| 89 | |
| 90 | #include <net80211/ieee80211_var.h> |
| 91 | #include <net80211/ieee80211_radiotap.h> |
| 92 | |
| 93 | #include <dev/usb/if_atureg.h> |
| 94 | |
| 95 | #ifdef ATU_DEBUG |
| 96 | #define DPRINTF(x) do { if (atudebug) printf x; } while (0) |
| 97 | #define DPRINTFN(n,x) do { if (atudebug>(n)) printf x; } while (0) |
| 98 | int atudebug = 1; |
| 99 | #else |
| 100 | #define DPRINTF(x) |
| 101 | #define DPRINTFN(n,x) |
| 102 | #endif |
| 103 | |
| 104 | /* |
| 105 | * Various supported device vendors/products/radio type. |
| 106 | */ |
| 107 | struct atu_type atu_devs[] = { |
| 108 | { USB_VENDOR_3COM, USB_PRODUCT_3COM_3CRSHEW696, |
| 109 | RadioRFMD, ATU_NO_QUIRK }, |
| 110 | { USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_BWU613, |
| 111 | RadioRFMD, ATU_NO_QUIRK }, |
| 112 | { USB_VENDOR_ACCTON, USB_PRODUCT_ACCTON_2664W, |
| 113 | AT76C503_rfmd_acc, ATU_NO_QUIRK }, |
| 114 | { USB_VENDOR_ACERP, USB_PRODUCT_ACERP_AWL300, |
| 115 | RadioIntersil, ATU_NO_QUIRK }, |
| 116 | { USB_VENDOR_ACERP, USB_PRODUCT_ACERP_AWL400, |
| 117 | RadioRFMD, ATU_NO_QUIRK }, |
| 118 | { USB_VENDOR_ACTIONTEC, USB_PRODUCT_ACTIONTEC_UAT1, |
| 119 | RadioRFMD, ATU_NO_QUIRK }, |
| 120 | { USB_VENDOR_ADDTRON, USB_PRODUCT_ADDTRON_AWU120, |
| 121 | RadioIntersil, ATU_NO_QUIRK }, |
| 122 | { USB_VENDOR_AINCOMM, USB_PRODUCT_AINCOMM_AWU2000B, |
| 123 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 124 | { USB_VENDOR_ASKEY, USB_PRODUCT_ASKEY_VOYAGER1010, |
| 125 | RadioIntersil, ATU_NO_QUIRK }, |
| 126 | { USB_VENDOR_ASKEY, USB_PRODUCT_ASKEY_WLL013I, |
| 127 | RadioIntersil, ATU_NO_QUIRK }, |
| 128 | { USB_VENDOR_ASKEY, USB_PRODUCT_ASKEY_WLL013, |
| 129 | RadioRFMD, ATU_NO_QUIRK }, |
| 130 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C503I1, |
| 131 | RadioIntersil, ATU_NO_QUIRK }, |
| 132 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C503I2, |
| 133 | AT76C503_i3863, ATU_NO_QUIRK }, |
| 134 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C503RFMD, |
| 135 | RadioRFMD, ATU_NO_QUIRK }, |
| 136 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C505RFMD, |
| 137 | AT76C505_rfmd, ATU_NO_QUIRK }, |
| 138 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C505RFMD2958, |
| 139 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 140 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C505A, /* SMC2662 V.4 */ |
| 141 | RadioRFMD2958_SMC, ATU_QUIRK_NO_REMAP | ATU_QUIRK_FW_DELAY }, |
| 142 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_AT76C505AS, /* quirk? */ |
| 143 | RadioRFMD2958_SMC, ATU_QUIRK_NO_REMAP | ATU_QUIRK_FW_DELAY }, |
| 144 | { USB_VENDOR_ATMEL, USB_PRODUCT_ATMEL_WN210, |
| 145 | RadioRFMD, ATU_NO_QUIRK }, |
| 146 | { USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5D6050, |
| 147 | RadioRFMD, ATU_NO_QUIRK }, |
| 148 | { USB_VENDOR_CONCEPTRONIC, USB_PRODUCT_CONCEPTRONIC_C11U, |
| 149 | RadioIntersil, ATU_NO_QUIRK }, |
| 150 | { USB_VENDOR_CONCEPTRONIC, USB_PRODUCT_CONCEPTRONIC_WL210, |
| 151 | RadioIntersil, ATU_NO_QUIRK }, |
| 152 | { USB_VENDOR_COMPAQ, USB_PRODUCT_COMPAQ_IPAQWLAN, |
| 153 | RadioRFMD, ATU_NO_QUIRK }, |
| 154 | { USB_VENDOR_COREGA, USB_PRODUCT_COREGA_WLUSB_11_STICK, |
| 155 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 156 | { USB_VENDOR_DICKSMITH, USB_PRODUCT_DICKSMITH_CHUSB611G, |
| 157 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 158 | { USB_VENDOR_DICKSMITH, USB_PRODUCT_DICKSMITH_WL200U, |
| 159 | RadioRFMD, ATU_NO_QUIRK }, |
| 160 | { USB_VENDOR_DICKSMITH, USB_PRODUCT_DICKSMITH_WL240U, |
| 161 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 162 | { USB_VENDOR_DICKSMITH, USB_PRODUCT_DICKSMITH_XH1153, |
| 163 | RadioRFMD, ATU_NO_QUIRK }, |
| 164 | { USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DWL120E, |
| 165 | RadioRFMD, ATU_NO_QUIRK }, |
| 166 | { USB_VENDOR_GIGABYTE, USB_PRODUCT_GIGABYTE_GNWLBM101, |
| 167 | RadioRFMD, ATU_NO_QUIRK }, |
| 168 | { USB_VENDOR_GIGASET, USB_PRODUCT_GIGASET_WLAN, /* quirk? */ |
| 169 | RadioRFMD2958_SMC, ATU_QUIRK_NO_REMAP | ATU_QUIRK_FW_DELAY }, |
| 170 | { USB_VENDOR_HP, USB_PRODUCT_HP_HN210W, |
| 171 | RadioIntersil, ATU_NO_QUIRK }, |
| 172 | { USB_VENDOR_INTEL, USB_PRODUCT_INTEL_AP310, |
| 173 | RadioIntersil, ATU_NO_QUIRK }, |
| 174 | { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_USBWNB11A, |
| 175 | RadioIntersil, ATU_NO_QUIRK }, |
| 176 | { USB_VENDOR_LEXAR, USB_PRODUCT_LEXAR_2662WAR, |
| 177 | RadioRFMD, ATU_NO_QUIRK }, |
| 178 | { USB_VENDOR_LINKSYS, USB_PRODUCT_LINKSYS_WUSB11, |
| 179 | RadioIntersil, ATU_NO_QUIRK }, |
| 180 | { USB_VENDOR_LINKSYS2, USB_PRODUCT_LINKSYS2_WUSB11, |
| 181 | RadioRFMD, ATU_NO_QUIRK }, |
| 182 | { USB_VENDOR_LINKSYS2, USB_PRODUCT_LINKSYS2_NWU11B, |
| 183 | RadioRFMD, ATU_NO_QUIRK }, |
| 184 | { USB_VENDOR_LINKSYS3, USB_PRODUCT_LINKSYS3_WUSB11V28, |
| 185 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 186 | { USB_VENDOR_MSI, USB_PRODUCT_MSI_WLAN, |
| 187 | RadioRFMD2958, ATU_NO_QUIRK }, |
| 188 | { USB_VENDOR_NETGEAR2, USB_PRODUCT_NETGEAR2_MA101, |
| 189 | RadioIntersil, ATU_NO_QUIRK }, |
| 190 | { USB_VENDOR_NETGEAR2, USB_PRODUCT_NETGEAR2_MA101B, |
| 191 | RadioRFMD, ATU_NO_QUIRK }, |
| 192 | { USB_VENDOR_OQO, USB_PRODUCT_OQO_WIFI01, |
| 193 | RadioRFMD2958_SMC, ATU_QUIRK_NO_REMAP | ATU_QUIRK_FW_DELAY }, |
| 194 | { USB_VENDOR_PLANEX2, USB_PRODUCT_PLANEX2_GW_US11S, |
| 195 | RadioRFMD, ATU_NO_QUIRK }, |
| 196 | { USB_VENDOR_SAMSUNG, USB_PRODUCT_SAMSUNG_SWL2100W, |
| 197 | AT76C503_i3863, ATU_NO_QUIRK }, |
| 198 | { USB_VENDOR_SIEMENS2, USB_PRODUCT_SIEMENS2_WLL013, |
| 199 | RadioRFMD, ATU_NO_QUIRK }, |
| 200 | { USB_VENDOR_SMC3, USB_PRODUCT_SMC3_2662WV1, |
| 201 | RadioIntersil, ATU_NO_QUIRK }, |
| 202 | { USB_VENDOR_SMC3, USB_PRODUCT_SMC3_2662WV2, |
| 203 | AT76C503_rfmd_acc, ATU_NO_QUIRK }, |
| 204 | { USB_VENDOR_TEKRAM, USB_PRODUCT_TEKRAM_U300C, |
| 205 | RadioIntersil, ATU_NO_QUIRK }, |
| 206 | { USB_VENDOR_ZCOM, USB_PRODUCT_ZCOM_M4Y750, |
| 207 | RadioIntersil, ATU_NO_QUIRK }, |
| 208 | }; |
| 209 | |
| 210 | struct atu_radfirm { |
| 211 | enum atu_radio_type atur_type; |
| 212 | unsigned char *atur_internal; |
| 213 | size_t atur_internal_sz; |
| 214 | unsigned char *atur_external; |
| 215 | size_t atur_external_sz; |
| 216 | } atu_radfirm[] = { |
| 217 | { RadioRFMD, |
| 218 | atmel_fw_rfmd_int, sizeof(atmel_fw_rfmd_int), |
| 219 | atmel_fw_rfmd_ext, sizeof(atmel_fw_rfmd_ext) }, |
| 220 | { RadioRFMD2958, |
| 221 | atmel_fw_rfmd2958_int, sizeof(atmel_fw_rfmd2958_int), |
| 222 | atmel_fw_rfmd2958_ext, sizeof(atmel_fw_rfmd2958_ext) }, |
| 223 | { RadioRFMD2958_SMC, |
| 224 | atmel_fw_rfmd2958_smc_int, sizeof(atmel_fw_rfmd2958_smc_int), |
| 225 | atmel_fw_rfmd2958_smc_ext, sizeof(atmel_fw_rfmd2958_smc_ext) }, |
| 226 | { RadioIntersil, |
| 227 | atmel_fw_intersil_int, sizeof(atmel_fw_intersil_int), |
| 228 | atmel_fw_intersil_ext, sizeof(atmel_fw_intersil_ext) } |
| 229 | }; |
| 230 | |
| 231 | int atu_newbuf(struct atu_softc *, struct atu_chain *, struct mbuf *); |
| 232 | void atu_rxeof(struct usbd_xfer *, void *, usbd_status); |
| 233 | void atu_txeof(struct usbd_xfer *, void *, usbd_status); |
| 234 | void atu_start(struct ifnet *); |
| 235 | int atu_ioctl(struct ifnet *, u_long, void *); |
| 236 | int atu_init(struct ifnet *); |
| 237 | void atu_stop(struct ifnet *, int); |
| 238 | void atu_watchdog(struct ifnet *); |
| 239 | usbd_status atu_usb_request(struct atu_softc *, uint8_t, |
| 240 | uint8_t, uint16_t, uint16_t, |
| 241 | uint16_t, uint8_t *); |
| 242 | int atu_send_command(struct atu_softc *, uint8_t *, int); |
| 243 | int atu_get_cmd_status(struct atu_softc *, uint8_t, |
| 244 | uint8_t *); |
| 245 | int atu_wait_completion(struct atu_softc *, uint8_t, |
| 246 | uint8_t *); |
| 247 | int atu_send_mib(struct atu_softc *, uint8_t, |
| 248 | uint8_t, uint8_t, void *); |
| 249 | int atu_get_mib(struct atu_softc *, uint8_t, |
| 250 | uint8_t, uint8_t, uint8_t *); |
| 251 | #if 0 |
| 252 | int atu_start_ibss(struct atu_softc *); |
| 253 | #endif |
| 254 | int atu_start_scan(struct atu_softc *); |
| 255 | int atu_switch_radio(struct atu_softc *, int); |
| 256 | int atu_initial_config(struct atu_softc *); |
| 257 | int atu_join(struct atu_softc *, struct ieee80211_node *); |
| 258 | int8_t atu_get_dfu_state(struct atu_softc *); |
| 259 | uint8_t atu_get_opmode(struct atu_softc *, uint8_t *); |
| 260 | void atu_internal_firmware(device_t); |
| 261 | void atu_external_firmware(device_t); |
| 262 | int atu_get_card_config(struct atu_softc *); |
| 263 | int atu_media_change(struct ifnet *); |
| 264 | void atu_media_status(struct ifnet *, struct ifmediareq *); |
| 265 | int atu_tx_list_init(struct atu_softc *); |
| 266 | int atu_rx_list_init(struct atu_softc *); |
| 267 | void atu_xfer_list_free(struct atu_softc *, struct atu_chain *, |
| 268 | int); |
| 269 | |
| 270 | #ifdef ATU_DEBUG |
| 271 | void atu_debug_print(struct atu_softc *); |
| 272 | #endif |
| 273 | |
| 274 | void atu_task(void *); |
| 275 | int atu_newstate(struct ieee80211com *, enum ieee80211_state, int); |
| 276 | int atu_tx_start(struct atu_softc *, struct ieee80211_node *, |
| 277 | struct atu_chain *, struct mbuf *); |
| 278 | void atu_complete_attach(struct atu_softc *); |
| 279 | uint8_t atu_calculate_padding(int); |
| 280 | |
| 281 | int atu_match(device_t, cfdata_t, void *); |
| 282 | void atu_attach(device_t, device_t, void *); |
| 283 | int atu_detach(device_t, int); |
| 284 | int atu_activate(device_t, enum devact); |
| 285 | extern struct cfdriver atu_cd; |
| 286 | CFATTACH_DECL_NEW(atu, sizeof(struct atu_softc), atu_match, atu_attach, |
| 287 | atu_detach, atu_activate); |
| 288 | |
| 289 | usbd_status |
| 290 | atu_usb_request(struct atu_softc *sc, uint8_t type, |
| 291 | uint8_t request, uint16_t value, uint16_t index, uint16_t length, |
| 292 | uint8_t *data) |
| 293 | { |
| 294 | usb_device_request_t req; |
| 295 | struct usbd_xfer *xfer; |
| 296 | usbd_status err; |
| 297 | int total_len = 0, s; |
| 298 | |
| 299 | req.bmRequestType = type; |
| 300 | req.bRequest = request; |
| 301 | USETW(req.wValue, value); |
| 302 | USETW(req.wIndex, index); |
| 303 | USETW(req.wLength, length); |
| 304 | |
| 305 | #ifdef ATU_DEBUG |
| 306 | if (atudebug) { |
| 307 | DPRINTFN(20, ("%s: req=%02x val=%02x ind=%02x " |
| 308 | "len=%02x\n" , device_xname(sc->atu_dev), request, |
| 309 | value, index, length)); |
| 310 | } |
| 311 | #endif /* ATU_DEBUG */ |
| 312 | |
| 313 | s = splnet(); |
| 314 | |
| 315 | struct usbd_pipe *pipe0 = usbd_get_pipe0(sc->atu_udev); |
| 316 | int error = usbd_create_xfer(pipe0, length, USBD_SHORT_XFER_OK, 0, |
| 317 | &xfer); |
| 318 | if (error) { |
| 319 | splx(s); |
| 320 | return USBD_IOERROR; |
| 321 | } |
| 322 | usbd_setup_default_xfer(xfer, sc->atu_udev, 0, 500000, &req, data, |
| 323 | length, USBD_SHORT_XFER_OK, NULL); |
| 324 | |
| 325 | err = usbd_sync_transfer(xfer); |
| 326 | |
| 327 | usbd_get_xfer_status(xfer, NULL, NULL, &total_len, NULL); |
| 328 | |
| 329 | #ifdef ATU_DEBUG |
| 330 | if (atudebug) { |
| 331 | if (type & UT_READ) { |
| 332 | DPRINTFN(20, ("%s: transfered 0x%x bytes in\n" , |
| 333 | device_xname(sc->atu_dev), total_len)); |
| 334 | } else { |
| 335 | if (total_len != length) |
| 336 | DPRINTF(("%s: wrote only %x bytes\n" , |
| 337 | device_xname(sc->atu_dev), total_len)); |
| 338 | } |
| 339 | } |
| 340 | #endif /* ATU_DEBUG */ |
| 341 | |
| 342 | usbd_destroy_xfer(xfer); |
| 343 | |
| 344 | splx(s); |
| 345 | return(err); |
| 346 | } |
| 347 | |
| 348 | int |
| 349 | atu_send_command(struct atu_softc *sc, uint8_t *command, int size) |
| 350 | { |
| 351 | return atu_usb_request(sc, UT_WRITE_VENDOR_DEVICE, 0x0e, 0x0000, |
| 352 | 0x0000, size, command); |
| 353 | } |
| 354 | |
| 355 | int |
| 356 | atu_get_cmd_status(struct atu_softc *sc, uint8_t cmd, uint8_t *status) |
| 357 | { |
| 358 | /* |
| 359 | * all other drivers (including Windoze) request 40 bytes of status |
| 360 | * and get a short-xfer of just 6 bytes. we can save 34 bytes of |
| 361 | * buffer if we just request those 6 bytes in the first place :) |
| 362 | */ |
| 363 | /* |
| 364 | return atu_usb_request(sc, UT_READ_VENDOR_INTERFACE, 0x22, cmd, |
| 365 | 0x0000, 40, status); |
| 366 | */ |
| 367 | return atu_usb_request(sc, UT_READ_VENDOR_INTERFACE, 0x22, cmd, |
| 368 | 0x0000, 6, status); |
| 369 | } |
| 370 | |
| 371 | int |
| 372 | atu_wait_completion(struct atu_softc *sc, uint8_t cmd, uint8_t *status) |
| 373 | { |
| 374 | int idle_count = 0, err; |
| 375 | uint8_t statusreq[6]; |
| 376 | |
| 377 | DPRINTFN(15, ("%s: wait-completion: cmd=%02x\n" , |
| 378 | device_xname(sc->atu_dev), cmd)); |
| 379 | |
| 380 | while (1) { |
| 381 | err = atu_get_cmd_status(sc, cmd, statusreq); |
| 382 | if (err) |
| 383 | return err; |
| 384 | |
| 385 | #ifdef ATU_DEBUG |
| 386 | if (atudebug) { |
| 387 | DPRINTFN(20, ("%s: status=%s cmd=%02x\n" , |
| 388 | device_xname(sc->atu_dev), |
| 389 | ether_sprintf(statusreq), cmd)); |
| 390 | } |
| 391 | #endif /* ATU_DEBUG */ |
| 392 | |
| 393 | /* |
| 394 | * during normal operations waiting on STATUS_IDLE |
| 395 | * will never happen more than once |
| 396 | */ |
| 397 | if ((statusreq[5] == STATUS_IDLE) && (idle_count++ > 20)) { |
| 398 | DPRINTF(("%s: idle_count > 20!\n" , |
| 399 | device_xname(sc->atu_dev))); |
| 400 | return 0; |
| 401 | } |
| 402 | |
| 403 | if ((statusreq[5] != STATUS_IN_PROGRESS) && |
| 404 | (statusreq[5] != STATUS_IDLE)) { |
| 405 | if (status != NULL) |
| 406 | *status = statusreq[5]; |
| 407 | return 0; |
| 408 | } |
| 409 | usbd_delay_ms(sc->atu_udev, 25); |
| 410 | } |
| 411 | } |
| 412 | |
| 413 | int |
| 414 | atu_send_mib(struct atu_softc *sc, uint8_t type, uint8_t size, |
| 415 | uint8_t index, void *data) |
| 416 | { |
| 417 | int err; |
| 418 | struct atu_cmd_set_mib request; |
| 419 | |
| 420 | /* |
| 421 | * We don't construct a MIB packet first and then memcpy it into an |
| 422 | * Atmel-command-packet, we just construct it the right way at once :) |
| 423 | */ |
| 424 | |
| 425 | memset(&request, 0, sizeof(request)); |
| 426 | |
| 427 | request.AtCmd = CMD_SET_MIB; |
| 428 | USETW(request.AtSize, size + 4); |
| 429 | |
| 430 | request.MIBType = type; |
| 431 | request.MIBSize = size; |
| 432 | request.MIBIndex = index; |
| 433 | request.MIBReserved = 0; |
| 434 | |
| 435 | /* |
| 436 | * For 1 and 2 byte requests we assume a direct value, |
| 437 | * everything bigger than 2 bytes we assume a pointer to the data |
| 438 | */ |
| 439 | switch (size) { |
| 440 | case 0: |
| 441 | break; |
| 442 | case 1: |
| 443 | request.data[0]=(long)data & 0x000000ff; |
| 444 | break; |
| 445 | case 2: |
| 446 | request.data[0]=(long)data & 0x000000ff; |
| 447 | request.data[1]=(long)data >> 8; |
| 448 | break; |
| 449 | default: |
| 450 | memcpy(request.data, data, size); |
| 451 | break; |
| 452 | } |
| 453 | |
| 454 | err = atu_usb_request(sc, UT_WRITE_VENDOR_DEVICE, 0x0e, 0x0000, |
| 455 | 0x0000, size+8, (uByte *)&request); |
| 456 | if (err) |
| 457 | return err; |
| 458 | |
| 459 | DPRINTFN(15, ("%s: sendmib : waitcompletion...\n" , |
| 460 | device_xname(sc->atu_dev))); |
| 461 | return atu_wait_completion(sc, CMD_SET_MIB, NULL); |
| 462 | } |
| 463 | |
| 464 | int |
| 465 | atu_get_mib(struct atu_softc *sc, uint8_t type, uint8_t size, |
| 466 | uint8_t index, uint8_t *buf) |
| 467 | { |
| 468 | |
| 469 | /* linux/at76c503.c - 478 */ |
| 470 | return atu_usb_request(sc, UT_READ_VENDOR_INTERFACE, 0x033, |
| 471 | type << 8, index, size, buf); |
| 472 | } |
| 473 | |
| 474 | #if 0 |
| 475 | int |
| 476 | atu_start_ibss(struct atu_softc *sc) |
| 477 | { |
| 478 | struct ieee80211com *ic = &sc->sc_ic; |
| 479 | int err; |
| 480 | struct atu_cmd_start_ibss Request; |
| 481 | |
| 482 | Request.Cmd = CMD_START_IBSS; |
| 483 | Request.Reserved = 0; |
| 484 | Request.Size = sizeof(Request) - 4; |
| 485 | |
| 486 | memset(Request.BSSID, 0x00, sizeof(Request.BSSID)); |
| 487 | memset(Request.SSID, 0x00, sizeof(Request.SSID)); |
| 488 | memcpy(Request.SSID, ic->ic_des_ssid, ic->ic_des_ssidlen); |
| 489 | Request.SSIDSize = ic->ic_des_ssidlen; |
| 490 | if (sc->atu_desired_channel != IEEE80211_CHAN_ANY) |
| 491 | Request.Channel = (uint8_t)sc->atu_desired_channel; |
| 492 | else |
| 493 | Request.Channel = ATU_DEFAULT_CHANNEL; |
| 494 | Request.BSSType = AD_HOC_MODE; |
| 495 | memset(Request.Res, 0x00, sizeof(Request.Res)); |
| 496 | |
| 497 | /* Write config to adapter */ |
| 498 | err = atu_send_command(sc, (uint8_t *)&Request, sizeof(Request)); |
| 499 | if (err) { |
| 500 | DPRINTF(("%s: start ibss failed!\n" , |
| 501 | device_xname(sc->atu_dev))); |
| 502 | return err; |
| 503 | } |
| 504 | |
| 505 | /* Wait for the adapter to do its thing */ |
| 506 | err = atu_wait_completion(sc, CMD_START_IBSS, NULL); |
| 507 | if (err) { |
| 508 | DPRINTF(("%s: error waiting for start_ibss\n" , |
| 509 | device_xname(sc->atu_dev))); |
| 510 | return err; |
| 511 | } |
| 512 | |
| 513 | /* Get the current BSSID */ |
| 514 | err = atu_get_mib(sc, MIB_MAC_MGMT__CURRENT_BSSID, sc->atu_bssid); |
| 515 | if (err) { |
| 516 | DPRINTF(("%s: could not get BSSID!\n" , |
| 517 | device_xname(sc->atu_dev))); |
| 518 | return err; |
| 519 | } |
| 520 | |
| 521 | DPRINTF(("%s: started a new IBSS (BSSID=%s)\n" , |
| 522 | device_xname(sc->atu_dev), ether_sprintf(sc->atu_bssid))); |
| 523 | return 0; |
| 524 | } |
| 525 | #endif |
| 526 | |
| 527 | int |
| 528 | atu_start_scan(struct atu_softc *sc) |
| 529 | { |
| 530 | struct ieee80211com *ic = &sc->sc_ic; |
| 531 | struct atu_cmd_do_scan Scan; |
| 532 | usbd_status err; |
| 533 | int Cnt; |
| 534 | |
| 535 | memset(&Scan, 0, sizeof(Scan)); |
| 536 | |
| 537 | Scan.Cmd = CMD_START_SCAN; |
| 538 | Scan.Reserved = 0; |
| 539 | USETW(Scan.Size, sizeof(Scan) - 4); |
| 540 | |
| 541 | /* use the broadcast BSSID (in active scan) */ |
| 542 | for (Cnt=0; Cnt<6; Cnt++) |
| 543 | Scan.BSSID[Cnt] = 0xff; |
| 544 | |
| 545 | memset(Scan.SSID, 0x00, sizeof(Scan.SSID)); |
| 546 | memcpy(Scan.SSID, ic->ic_des_essid, ic->ic_des_esslen); |
| 547 | Scan.SSID_Len = ic->ic_des_esslen; |
| 548 | |
| 549 | /* default values for scan */ |
| 550 | Scan.ScanType = ATU_SCAN_ACTIVE; |
| 551 | if (sc->atu_desired_channel != IEEE80211_CHAN_ANY) |
| 552 | Scan.Channel = (uint8_t)sc->atu_desired_channel; |
| 553 | else |
| 554 | Scan.Channel = sc->atu_channel; |
| 555 | |
| 556 | ic->ic_curchan = &ic->ic_channels[Scan.Channel]; |
| 557 | |
| 558 | /* we like scans to be quick :) */ |
| 559 | /* the time we wait before sending probe's */ |
| 560 | USETW(Scan.ProbeDelay, 0); |
| 561 | /* the time we stay on one channel */ |
| 562 | USETW(Scan.MinChannelTime, 100); |
| 563 | USETW(Scan.MaxChannelTime, 200); |
| 564 | /* whether or not we scan all channels */ |
| 565 | Scan.InternationalScan = 0xc1; |
| 566 | |
| 567 | #ifdef ATU_DEBUG |
| 568 | if (atudebug) { |
| 569 | DPRINTFN(20, ("%s: scan cmd len=%02zx\n" , |
| 570 | device_xname(sc->atu_dev), sizeof(Scan))); |
| 571 | } |
| 572 | #endif /* ATU_DEBUG */ |
| 573 | |
| 574 | /* Write config to adapter */ |
| 575 | err = atu_send_command(sc, (uint8_t *)&Scan, sizeof(Scan)); |
| 576 | if (err) |
| 577 | return err; |
| 578 | |
| 579 | /* |
| 580 | * We don't wait for the command to finish... the mgmt-thread will do |
| 581 | * that for us |
| 582 | */ |
| 583 | /* |
| 584 | err = atu_wait_completion(sc, CMD_START_SCAN, NULL); |
| 585 | if (err) |
| 586 | return err; |
| 587 | */ |
| 588 | return 0; |
| 589 | } |
| 590 | |
| 591 | int |
| 592 | atu_switch_radio(struct atu_softc *sc, int state) |
| 593 | { |
| 594 | usbd_status err; |
| 595 | struct atu_cmd CmdRadio; |
| 596 | |
| 597 | if (sc->atu_radio == RadioIntersil) { |
| 598 | /* |
| 599 | * Intersil doesn't seem to need/support switching the radio |
| 600 | * on/off |
| 601 | */ |
| 602 | return 0; |
| 603 | } |
| 604 | |
| 605 | memset(&CmdRadio, 0, sizeof(CmdRadio)); |
| 606 | CmdRadio.Cmd = CMD_RADIO_ON; |
| 607 | |
| 608 | if (sc->atu_radio_on != state) { |
| 609 | if (state == 0) |
| 610 | CmdRadio.Cmd = CMD_RADIO_OFF; |
| 611 | |
| 612 | err = atu_send_command(sc, (uint8_t *)&CmdRadio, |
| 613 | sizeof(CmdRadio)); |
| 614 | if (err) |
| 615 | return err; |
| 616 | |
| 617 | err = atu_wait_completion(sc, CmdRadio.Cmd, NULL); |
| 618 | if (err) |
| 619 | return err; |
| 620 | |
| 621 | DPRINTFN(10, ("%s: radio turned %s\n" , |
| 622 | device_xname(sc->atu_dev), state ? "on" : "off" )); |
| 623 | sc->atu_radio_on = state; |
| 624 | } |
| 625 | return 0; |
| 626 | } |
| 627 | |
| 628 | int |
| 629 | atu_initial_config(struct atu_softc *sc) |
| 630 | { |
| 631 | struct ieee80211com *ic = &sc->sc_ic; |
| 632 | uint32_t i; |
| 633 | usbd_status err; |
| 634 | /* uint8_t rates[4] = {0x82, 0x84, 0x8B, 0x96};*/ |
| 635 | uint8_t rates[4] = {0x82, 0x04, 0x0B, 0x16}; |
| 636 | struct atu_cmd_card_config cmd; |
| 637 | uint8_t reg_domain; |
| 638 | |
| 639 | DPRINTFN(10, ("%s: sending mac-addr\n" , device_xname(sc->atu_dev))); |
| 640 | err = atu_send_mib(sc, MIB_MAC_ADDR__ADDR, ic->ic_myaddr); |
| 641 | if (err) { |
| 642 | DPRINTF(("%s: error setting mac-addr\n" , |
| 643 | device_xname(sc->atu_dev))); |
| 644 | return err; |
| 645 | } |
| 646 | |
| 647 | /* |
| 648 | DPRINTF(("%s: sending reg-domain\n", device_xname(sc->atu_dev))); |
| 649 | err = atu_send_mib(sc, MIB_PHY__REG_DOMAIN, NR(0x30)); |
| 650 | if (err) { |
| 651 | DPRINTF(("%s: error setting mac-addr\n", |
| 652 | device_xname(sc->atu_dev))); |
| 653 | return err; |
| 654 | } |
| 655 | */ |
| 656 | |
| 657 | memset(&cmd, 0, sizeof(cmd)); |
| 658 | cmd.Cmd = CMD_STARTUP; |
| 659 | cmd.Reserved = 0; |
| 660 | USETW(cmd.Size, sizeof(cmd) - 4); |
| 661 | |
| 662 | if (sc->atu_desired_channel != IEEE80211_CHAN_ANY) |
| 663 | cmd.Channel = (uint8_t)sc->atu_desired_channel; |
| 664 | else |
| 665 | cmd.Channel = sc->atu_channel; |
| 666 | cmd.AutoRateFallback = 1; |
| 667 | memcpy(cmd.BasicRateSet, rates, 4); |
| 668 | |
| 669 | /* ShortRetryLimit should be 7 according to 802.11 spec */ |
| 670 | cmd.ShortRetryLimit = 7; |
| 671 | USETW(cmd.RTS_Threshold, 2347); |
| 672 | USETW(cmd.FragThreshold, 2346); |
| 673 | |
| 674 | /* Doesn't seem to work, but we'll set it to 1 anyway */ |
| 675 | cmd.PromiscuousMode = 1; |
| 676 | |
| 677 | /* this goes into the beacon we transmit */ |
| 678 | if (ic->ic_flags & IEEE80211_F_PRIVACY) |
| 679 | cmd.PrivacyInvoked = 1; |
| 680 | else |
| 681 | cmd.PrivacyInvoked = 0; |
| 682 | |
| 683 | cmd.ExcludeUnencrypted = 0; |
| 684 | |
| 685 | if (ic->ic_flags & IEEE80211_F_PRIVACY) { |
| 686 | switch (ic->ic_nw_keys[ic->ic_def_txkey].wk_keylen) { |
| 687 | case 5: |
| 688 | cmd.EncryptionType = ATU_WEP_40BITS; |
| 689 | break; |
| 690 | case 13: |
| 691 | cmd.EncryptionType = ATU_WEP_104BITS; |
| 692 | break; |
| 693 | default: |
| 694 | cmd.EncryptionType = ATU_WEP_OFF; |
| 695 | break; |
| 696 | } |
| 697 | |
| 698 | |
| 699 | cmd.WEP_DefaultKeyID = ic->ic_def_txkey; |
| 700 | for (i = 0; i < IEEE80211_WEP_NKID; i++) { |
| 701 | memcpy(cmd.WEP_DefaultKey[i], ic->ic_nw_keys[i].wk_key, |
| 702 | ic->ic_nw_keys[i].wk_keylen); |
| 703 | } |
| 704 | } |
| 705 | |
| 706 | /* Setting the SSID here doesn't seem to do anything */ |
| 707 | memset(cmd.SSID, 0x00, sizeof(cmd.SSID)); |
| 708 | memcpy(cmd.SSID, ic->ic_des_essid, ic->ic_des_esslen); |
| 709 | cmd.SSID_Len = ic->ic_des_esslen; |
| 710 | |
| 711 | cmd.ShortPreamble = 0; |
| 712 | USETW(cmd.BeaconPeriod, 100); |
| 713 | /* cmd.BeaconPeriod = 65535; */ |
| 714 | |
| 715 | /* |
| 716 | * TODO: |
| 717 | * read reg domain MIB_PHY @ 0x17 (1 byte), (reply = 0x30) |
| 718 | * we should do something useful with this info. right now it's just |
| 719 | * ignored |
| 720 | */ |
| 721 | err = atu_get_mib(sc, MIB_PHY__REG_DOMAIN, ®_domain); |
| 722 | if (err) { |
| 723 | DPRINTF(("%s: could not get regdomain!\n" , |
| 724 | device_xname(sc->atu_dev))); |
| 725 | } else { |
| 726 | DPRINTF(("%s: in reg domain 0x%x according to the " |
| 727 | "adapter\n" , device_xname(sc->atu_dev), reg_domain)); |
| 728 | } |
| 729 | |
| 730 | #ifdef ATU_DEBUG |
| 731 | if (atudebug) { |
| 732 | DPRINTFN(20, ("%s: configlen=%02zx\n" , device_xname(sc->atu_dev), |
| 733 | sizeof(cmd))); |
| 734 | } |
| 735 | #endif /* ATU_DEBUG */ |
| 736 | |
| 737 | /* Windoze : driver says exclude-unencrypted=1 & encr-type=1 */ |
| 738 | |
| 739 | err = atu_send_command(sc, (uint8_t *)&cmd, sizeof(cmd)); |
| 740 | if (err) |
| 741 | return err; |
| 742 | err = atu_wait_completion(sc, CMD_STARTUP, NULL); |
| 743 | if (err) |
| 744 | return err; |
| 745 | |
| 746 | /* Turn on radio now */ |
| 747 | err = atu_switch_radio(sc, 1); |
| 748 | if (err) |
| 749 | return err; |
| 750 | |
| 751 | /* preamble type = short */ |
| 752 | err = atu_send_mib(sc, MIB_LOCAL__PREAMBLE, NR(PREAMBLE_SHORT)); |
| 753 | if (err) |
| 754 | return err; |
| 755 | |
| 756 | /* frag = 1536 */ |
| 757 | err = atu_send_mib(sc, MIB_MAC__FRAG, NR(2346)); |
| 758 | if (err) |
| 759 | return err; |
| 760 | |
| 761 | /* rts = 1536 */ |
| 762 | err = atu_send_mib(sc, MIB_MAC__RTS, NR(2347)); |
| 763 | if (err) |
| 764 | return err; |
| 765 | |
| 766 | /* auto rate fallback = 1 */ |
| 767 | err = atu_send_mib(sc, MIB_LOCAL__AUTO_RATE_FALLBACK, NR(1)); |
| 768 | if (err) |
| 769 | return err; |
| 770 | |
| 771 | /* power mode = full on, no power saving */ |
| 772 | err = atu_send_mib(sc, MIB_MAC_MGMT__POWER_MODE, |
| 773 | NR(POWER_MODE_ACTIVE)); |
| 774 | if (err) |
| 775 | return err; |
| 776 | |
| 777 | DPRINTFN(10, ("%s: completed initial config\n" , |
| 778 | device_xname(sc->atu_dev))); |
| 779 | return 0; |
| 780 | } |
| 781 | |
| 782 | int |
| 783 | atu_join(struct atu_softc *sc, struct ieee80211_node *node) |
| 784 | { |
| 785 | struct atu_cmd_join join; |
| 786 | uint8_t status = 0; /* XXX: GCC */ |
| 787 | usbd_status err; |
| 788 | |
| 789 | memset(&join, 0, sizeof(join)); |
| 790 | |
| 791 | join.Cmd = CMD_JOIN; |
| 792 | join.Reserved = 0x00; |
| 793 | USETW(join.Size, sizeof(join) - 4); |
| 794 | |
| 795 | DPRINTFN(15, ("%s: pre-join sc->atu_bssid=%s\n" , |
| 796 | device_xname(sc->atu_dev), ether_sprintf(sc->atu_bssid))); |
| 797 | DPRINTFN(15, ("%s: mode=%d\n" , device_xname(sc->atu_dev), |
| 798 | sc->atu_mode)); |
| 799 | memcpy(join.bssid, node->ni_bssid, IEEE80211_ADDR_LEN); |
| 800 | memset(join.essid, 0x00, 32); |
| 801 | memcpy(join.essid, node->ni_essid, node->ni_esslen); |
| 802 | join.essid_size = node->ni_esslen; |
| 803 | if (node->ni_capinfo & IEEE80211_CAPINFO_IBSS) |
| 804 | join.bss_type = AD_HOC_MODE; |
| 805 | else |
| 806 | join.bss_type = INFRASTRUCTURE_MODE; |
| 807 | join.channel = ieee80211_chan2ieee(&sc->sc_ic, node->ni_chan); |
| 808 | |
| 809 | USETW(join.timeout, ATU_JOIN_TIMEOUT); |
| 810 | join.reserved = 0x00; |
| 811 | |
| 812 | DPRINTFN(10, ("%s: trying to join BSSID=%s\n" , |
| 813 | device_xname(sc->atu_dev), ether_sprintf(join.bssid))); |
| 814 | err = atu_send_command(sc, (uint8_t *)&join, sizeof(join)); |
| 815 | if (err) { |
| 816 | DPRINTF(("%s: ERROR trying to join IBSS\n" , |
| 817 | device_xname(sc->atu_dev))); |
| 818 | return err; |
| 819 | } |
| 820 | err = atu_wait_completion(sc, CMD_JOIN, &status); |
| 821 | if (err) { |
| 822 | DPRINTF(("%s: error joining BSS!\n" , |
| 823 | device_xname(sc->atu_dev))); |
| 824 | return err; |
| 825 | } |
| 826 | if (status != STATUS_COMPLETE) { |
| 827 | DPRINTF(("%s: error joining... [status=%02x]\n" , |
| 828 | device_xname(sc->atu_dev), status)); |
| 829 | return status; |
| 830 | } else { |
| 831 | DPRINTFN(10, ("%s: joined BSS\n" , device_xname(sc->atu_dev))); |
| 832 | } |
| 833 | return err; |
| 834 | } |
| 835 | |
| 836 | /* |
| 837 | * Get the state of the DFU unit |
| 838 | */ |
| 839 | int8_t |
| 840 | atu_get_dfu_state(struct atu_softc *sc) |
| 841 | { |
| 842 | uint8_t state; |
| 843 | |
| 844 | if (atu_usb_request(sc, DFU_GETSTATE, 0, 0, 1, &state)) |
| 845 | return -1; |
| 846 | return state; |
| 847 | } |
| 848 | |
| 849 | /* |
| 850 | * Get MAC opmode |
| 851 | */ |
| 852 | uint8_t |
| 853 | atu_get_opmode(struct atu_softc *sc, uint8_t *mode) |
| 854 | { |
| 855 | |
| 856 | return atu_usb_request(sc, UT_READ_VENDOR_INTERFACE, 0x33, 0x0001, |
| 857 | 0x0000, 1, mode); |
| 858 | } |
| 859 | |
| 860 | /* |
| 861 | * Upload the internal firmware into the device |
| 862 | */ |
| 863 | void |
| 864 | atu_internal_firmware(device_t arg) |
| 865 | { |
| 866 | struct atu_softc *sc = device_private(arg); |
| 867 | u_char state, *ptr = NULL, *firm = NULL, status[6]; |
| 868 | int block_size, block = 0, err, i; |
| 869 | size_t bytes_left = 0; |
| 870 | |
| 871 | /* |
| 872 | * Uploading firmware is done with the DFU (Device Firmware Upgrade) |
| 873 | * interface. See "Universal Serial Bus - Device Class Specification |
| 874 | * for Device Firmware Upgrade" pdf for details of the protocol. |
| 875 | * Maybe this could be moved to a separate 'firmware driver' once more |
| 876 | * device drivers need it... For now we'll just do it here. |
| 877 | * |
| 878 | * Just for your information, the Atmel's DFU descriptor looks like |
| 879 | * this: |
| 880 | * |
| 881 | * 07 size |
| 882 | * 21 type |
| 883 | * 01 capabilities : only firmware download, need reset |
| 884 | * after download |
| 885 | * 13 05 detach timeout : max 1299ms between DFU_DETACH and |
| 886 | * reset |
| 887 | * 00 04 max bytes of firmware per transaction : 1024 |
| 888 | */ |
| 889 | |
| 890 | /* Choose the right firmware for the device */ |
| 891 | for (i = 0; i < __arraycount(atu_radfirm); i++) |
| 892 | if (sc->atu_radio == atu_radfirm[i].atur_type) { |
| 893 | firm = atu_radfirm[i].atur_internal; |
| 894 | bytes_left = atu_radfirm[i].atur_internal_sz; |
| 895 | } |
| 896 | |
| 897 | if (firm == NULL) { |
| 898 | aprint_error_dev(arg, "no firmware found\n" ); |
| 899 | return; |
| 900 | } |
| 901 | |
| 902 | ptr = firm; |
| 903 | state = atu_get_dfu_state(sc); |
| 904 | |
| 905 | while (block >= 0 && state > 0) { |
| 906 | switch (state) { |
| 907 | case DFUState_DnLoadSync: |
| 908 | /* get DFU status */ |
| 909 | err = atu_usb_request(sc, DFU_GETSTATUS, 0, 0 , 6, |
| 910 | status); |
| 911 | if (err) { |
| 912 | DPRINTF(("%s: dfu_getstatus failed!\n" , |
| 913 | device_xname(sc->atu_dev))); |
| 914 | return; |
| 915 | } |
| 916 | /* success means state => DnLoadIdle */ |
| 917 | state = DFUState_DnLoadIdle; |
| 918 | continue; |
| 919 | break; |
| 920 | |
| 921 | case DFUState_DFUIdle: |
| 922 | case DFUState_DnLoadIdle: |
| 923 | if (bytes_left>=DFU_MaxBlockSize) |
| 924 | block_size = DFU_MaxBlockSize; |
| 925 | else |
| 926 | block_size = bytes_left; |
| 927 | DPRINTFN(15, ("%s: firmware block %d\n" , |
| 928 | device_xname(sc->atu_dev), block)); |
| 929 | |
| 930 | err = atu_usb_request(sc, DFU_DNLOAD, block++, 0, |
| 931 | block_size, ptr); |
| 932 | if (err) { |
| 933 | DPRINTF(("%s: dfu_dnload failed\n" , |
| 934 | device_xname(sc->atu_dev))); |
| 935 | return; |
| 936 | } |
| 937 | |
| 938 | ptr += block_size; |
| 939 | bytes_left -= block_size; |
| 940 | if (block_size == 0) |
| 941 | block = -1; |
| 942 | break; |
| 943 | |
| 944 | default: |
| 945 | usbd_delay_ms(sc->atu_udev, 100); |
| 946 | DPRINTFN(20, ("%s: sleeping for a while\n" , |
| 947 | device_xname(sc->atu_dev))); |
| 948 | break; |
| 949 | } |
| 950 | |
| 951 | state = atu_get_dfu_state(sc); |
| 952 | } |
| 953 | |
| 954 | if (state != DFUState_ManifestSync) { |
| 955 | DPRINTF(("%s: state != manifestsync... eek!\n" , |
| 956 | device_xname(sc->atu_dev))); |
| 957 | } |
| 958 | |
| 959 | err = atu_usb_request(sc, DFU_GETSTATUS, 0, 0, 6, status); |
| 960 | if (err) { |
| 961 | DPRINTF(("%s: dfu_getstatus failed!\n" , |
| 962 | device_xname(sc->atu_dev))); |
| 963 | return; |
| 964 | } |
| 965 | |
| 966 | DPRINTFN(15, ("%s: sending remap\n" , device_xname(sc->atu_dev))); |
| 967 | err = atu_usb_request(sc, DFU_REMAP, 0, 0, 0, NULL); |
| 968 | if ((err) && !(sc->atu_quirk & ATU_QUIRK_NO_REMAP)) { |
| 969 | DPRINTF(("%s: remap failed!\n" , device_xname(sc->atu_dev))); |
| 970 | return; |
| 971 | } |
| 972 | |
| 973 | /* after a lot of trying and measuring I found out the device needs |
| 974 | * about 56 miliseconds after sending the remap command before |
| 975 | * it's ready to communicate again. So we'll wait just a little bit |
| 976 | * longer than that to be sure... |
| 977 | */ |
| 978 | usbd_delay_ms(sc->atu_udev, 56+100); |
| 979 | |
| 980 | aprint_error_dev(arg, "reattaching after firmware upload\n" ); |
| 981 | usb_needs_reattach(sc->atu_udev); |
| 982 | } |
| 983 | |
| 984 | void |
| 985 | atu_external_firmware(device_t arg) |
| 986 | { |
| 987 | struct atu_softc *sc = device_private(arg); |
| 988 | u_char *ptr = NULL, *firm = NULL; |
| 989 | int block_size, block = 0, err, i; |
| 990 | size_t bytes_left = 0; |
| 991 | |
| 992 | for (i = 0; i < __arraycount(atu_radfirm); i++) |
| 993 | if (sc->atu_radio == atu_radfirm[i].atur_type) { |
| 994 | firm = atu_radfirm[i].atur_external; |
| 995 | bytes_left = atu_radfirm[i].atur_external_sz; |
| 996 | } |
| 997 | |
| 998 | if (firm == NULL) { |
| 999 | aprint_error_dev(arg, "no firmware found\n" ); |
| 1000 | return; |
| 1001 | } |
| 1002 | ptr = firm; |
| 1003 | |
| 1004 | while (bytes_left) { |
| 1005 | if (bytes_left > 1024) |
| 1006 | block_size = 1024; |
| 1007 | else |
| 1008 | block_size = bytes_left; |
| 1009 | |
| 1010 | DPRINTFN(15, ("%s: block:%d size:%d\n" , |
| 1011 | device_xname(sc->atu_dev), block, block_size)); |
| 1012 | err = atu_usb_request(sc, UT_WRITE_VENDOR_DEVICE, 0x0e, |
| 1013 | 0x0802, block, block_size, ptr); |
| 1014 | if (err) { |
| 1015 | DPRINTF(("%s: could not load external firmware " |
| 1016 | "block\n" , device_xname(sc->atu_dev))); |
| 1017 | return; |
| 1018 | } |
| 1019 | |
| 1020 | ptr += block_size; |
| 1021 | block++; |
| 1022 | bytes_left -= block_size; |
| 1023 | } |
| 1024 | |
| 1025 | err = atu_usb_request(sc, UT_WRITE_VENDOR_DEVICE, 0x0e, 0x0802, |
| 1026 | block, 0, NULL); |
| 1027 | if (err) { |
| 1028 | DPRINTF(("%s: could not load last zero-length firmware " |
| 1029 | "block\n" , device_xname(sc->atu_dev))); |
| 1030 | return; |
| 1031 | } |
| 1032 | |
| 1033 | /* |
| 1034 | * The SMC2662w V.4 seems to require some time to do its thing with |
| 1035 | * the external firmware... 20 ms isn't enough, but 21 ms works 100 |
| 1036 | * times out of 100 tries. We'll wait a bit longer just to be sure |
| 1037 | */ |
| 1038 | if (sc->atu_quirk & ATU_QUIRK_FW_DELAY) |
| 1039 | usbd_delay_ms(sc->atu_udev, 21 + 100); |
| 1040 | |
| 1041 | DPRINTFN(10, ("%s: external firmware upload done\n" , |
| 1042 | device_xname(sc->atu_dev))); |
| 1043 | /* complete configuration after the firmwares have been uploaded */ |
| 1044 | atu_complete_attach(sc); |
| 1045 | } |
| 1046 | |
| 1047 | int |
| 1048 | atu_get_card_config(struct atu_softc *sc) |
| 1049 | { |
| 1050 | struct ieee80211com *ic = &sc->sc_ic; |
| 1051 | struct atu_rfmd_conf rfmd_conf; |
| 1052 | struct atu_intersil_conf intersil_conf; |
| 1053 | int err; |
| 1054 | |
| 1055 | switch (sc->atu_radio) { |
| 1056 | |
| 1057 | case RadioRFMD: |
| 1058 | case RadioRFMD2958: |
| 1059 | case RadioRFMD2958_SMC: |
| 1060 | case AT76C503_rfmd_acc: |
| 1061 | case AT76C505_rfmd: |
| 1062 | err = atu_usb_request(sc, UT_READ_VENDOR_INTERFACE, 0x33, |
| 1063 | 0x0a02, 0x0000, sizeof(rfmd_conf), |
| 1064 | (uint8_t *)&rfmd_conf); |
| 1065 | if (err) { |
| 1066 | DPRINTF(("%s: could not get rfmd config!\n" , |
| 1067 | device_xname(sc->atu_dev))); |
| 1068 | return err; |
| 1069 | } |
| 1070 | memcpy(ic->ic_myaddr, rfmd_conf.MACAddr, IEEE80211_ADDR_LEN); |
| 1071 | break; |
| 1072 | |
| 1073 | case RadioIntersil: |
| 1074 | case AT76C503_i3863: |
| 1075 | err = atu_usb_request(sc, UT_READ_VENDOR_INTERFACE, 0x33, |
| 1076 | 0x0902, 0x0000, sizeof(intersil_conf), |
| 1077 | (uint8_t *)&intersil_conf); |
| 1078 | if (err) { |
| 1079 | DPRINTF(("%s: could not get intersil config!\n" , |
| 1080 | device_xname(sc->atu_dev))); |
| 1081 | return err; |
| 1082 | } |
| 1083 | memcpy(ic->ic_myaddr, intersil_conf.MACAddr, |
| 1084 | IEEE80211_ADDR_LEN); |
| 1085 | break; |
| 1086 | } |
| 1087 | return 0; |
| 1088 | } |
| 1089 | |
| 1090 | /* |
| 1091 | * Probe for an AT76c503 chip. |
| 1092 | */ |
| 1093 | int |
| 1094 | atu_match(device_t parent, cfdata_t match, void *aux) |
| 1095 | { |
| 1096 | struct usb_attach_arg *uaa = aux; |
| 1097 | int i; |
| 1098 | |
| 1099 | for (i = 0; i < __arraycount(atu_devs); i++) { |
| 1100 | struct atu_type *t = &atu_devs[i]; |
| 1101 | |
| 1102 | if (uaa->uaa_vendor == t->atu_vid && |
| 1103 | uaa->uaa_product == t->atu_pid) { |
| 1104 | return(UMATCH_VENDOR_PRODUCT); |
| 1105 | } |
| 1106 | } |
| 1107 | return(UMATCH_NONE); |
| 1108 | } |
| 1109 | |
| 1110 | int |
| 1111 | atu_media_change(struct ifnet *ifp) |
| 1112 | { |
| 1113 | struct atu_softc *sc = ifp->if_softc; |
| 1114 | struct ieee80211com *ic = &sc->sc_ic; |
| 1115 | int err, s; |
| 1116 | |
| 1117 | DPRINTFN(10, ("%s: atu_media_change\n" , device_xname(sc->atu_dev))); |
| 1118 | |
| 1119 | err = ieee80211_media_change(ifp); |
| 1120 | if (err == ENETRESET) { |
| 1121 | if ((ifp->if_flags & (IFF_RUNNING|IFF_UP)) == |
| 1122 | (IFF_RUNNING|IFF_UP)) { |
| 1123 | s = splnet(); |
| 1124 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1); |
| 1125 | atu_initial_config(sc); |
| 1126 | ieee80211_new_state(ic, IEEE80211_S_SCAN, -1); |
| 1127 | splx(s); |
| 1128 | } |
| 1129 | err = 0; |
| 1130 | } |
| 1131 | |
| 1132 | return err; |
| 1133 | } |
| 1134 | |
| 1135 | void |
| 1136 | atu_media_status(struct ifnet *ifp, struct ifmediareq *req) |
| 1137 | { |
| 1138 | #ifdef ATU_DEBUG |
| 1139 | struct atu_softc *sc = ifp->if_softc; |
| 1140 | #endif /* ATU_DEBUG */ |
| 1141 | |
| 1142 | DPRINTFN(10, ("%s: atu_media_status\n" , device_xname(sc->atu_dev))); |
| 1143 | |
| 1144 | ieee80211_media_status(ifp, req); |
| 1145 | } |
| 1146 | |
| 1147 | void |
| 1148 | atu_task(void *arg) |
| 1149 | { |
| 1150 | struct atu_softc *sc = (struct atu_softc *)arg; |
| 1151 | struct ieee80211com *ic = &sc->sc_ic; |
| 1152 | usbd_status err; |
| 1153 | int s; |
| 1154 | |
| 1155 | DPRINTFN(10, ("%s: atu_task\n" , device_xname(sc->atu_dev))); |
| 1156 | |
| 1157 | if (sc->sc_state != ATU_S_OK) |
| 1158 | return; |
| 1159 | |
| 1160 | switch (sc->sc_cmd) { |
| 1161 | case ATU_C_SCAN: |
| 1162 | |
| 1163 | err = atu_start_scan(sc); |
| 1164 | if (err) { |
| 1165 | DPRINTFN(1, ("%s: atu_task: couldn't start scan!\n" , |
| 1166 | device_xname(sc->atu_dev))); |
| 1167 | return; |
| 1168 | } |
| 1169 | |
| 1170 | err = atu_wait_completion(sc, CMD_START_SCAN, NULL); |
| 1171 | if (err) { |
| 1172 | DPRINTF(("%s: atu_task: error waiting for scan\n" , |
| 1173 | device_xname(sc->atu_dev))); |
| 1174 | return; |
| 1175 | } |
| 1176 | |
| 1177 | DPRINTF(("%s: ==========================> END OF SCAN!\n" , |
| 1178 | device_xname(sc->atu_dev))); |
| 1179 | |
| 1180 | s = splnet(); |
| 1181 | ieee80211_next_scan(ic); |
| 1182 | splx(s); |
| 1183 | |
| 1184 | DPRINTF(("%s: ----------------------======> END OF SCAN2!\n" , |
| 1185 | device_xname(sc->atu_dev))); |
| 1186 | break; |
| 1187 | |
| 1188 | case ATU_C_JOIN: |
| 1189 | atu_join(sc, ic->ic_bss); |
| 1190 | } |
| 1191 | } |
| 1192 | |
| 1193 | int |
| 1194 | atu_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg) |
| 1195 | { |
| 1196 | struct ifnet *ifp = ic->ic_ifp; |
| 1197 | struct atu_softc *sc = ifp->if_softc; |
| 1198 | enum ieee80211_state ostate = ic->ic_state; |
| 1199 | |
| 1200 | DPRINTFN(10, ("%s: atu_newstate: %s -> %s\n" , device_xname(sc->atu_dev), |
| 1201 | ieee80211_state_name[ostate], ieee80211_state_name[nstate])); |
| 1202 | |
| 1203 | switch (nstate) { |
| 1204 | case IEEE80211_S_SCAN: |
| 1205 | memcpy(ic->ic_chan_scan, ic->ic_chan_active, |
| 1206 | sizeof(ic->ic_chan_active)); |
| 1207 | ieee80211_node_table_reset(&ic->ic_scan); |
| 1208 | |
| 1209 | /* tell the event thread that we want a scan */ |
| 1210 | sc->sc_cmd = ATU_C_SCAN; |
| 1211 | usb_add_task(sc->atu_udev, &sc->sc_task, USB_TASKQ_DRIVER); |
| 1212 | |
| 1213 | /* handle this ourselves */ |
| 1214 | ic->ic_state = nstate; |
| 1215 | return 0; |
| 1216 | |
| 1217 | case IEEE80211_S_AUTH: |
| 1218 | case IEEE80211_S_RUN: |
| 1219 | if (ostate == IEEE80211_S_SCAN) { |
| 1220 | sc->sc_cmd = ATU_C_JOIN; |
| 1221 | usb_add_task(sc->atu_udev, &sc->sc_task, |
| 1222 | USB_TASKQ_DRIVER); |
| 1223 | } |
| 1224 | break; |
| 1225 | default: |
| 1226 | /* nothing to do */ |
| 1227 | break; |
| 1228 | } |
| 1229 | |
| 1230 | return (*sc->sc_newstate)(ic, nstate, arg); |
| 1231 | } |
| 1232 | |
| 1233 | /* |
| 1234 | * Attach the interface. Allocate softc structures, do |
| 1235 | * setup and ethernet/BPF attach. |
| 1236 | */ |
| 1237 | void |
| 1238 | atu_attach(device_t parent, device_t self, void *aux) |
| 1239 | { |
| 1240 | struct atu_softc *sc = device_private(self); |
| 1241 | struct usb_attach_arg *uaa = aux; |
| 1242 | char *devinfop; |
| 1243 | usbd_status err; |
| 1244 | struct usbd_device *dev = uaa->uaa_device; |
| 1245 | uint8_t mode, channel; |
| 1246 | int i; |
| 1247 | |
| 1248 | sc->atu_dev = self; |
| 1249 | sc->sc_state = ATU_S_UNCONFIG; |
| 1250 | |
| 1251 | aprint_naive("\n" ); |
| 1252 | aprint_normal("\n" ); |
| 1253 | |
| 1254 | devinfop = usbd_devinfo_alloc(dev, 0); |
| 1255 | aprint_normal_dev(self, "%s\n" , devinfop); |
| 1256 | usbd_devinfo_free(devinfop); |
| 1257 | |
| 1258 | err = usbd_set_config_no(dev, ATU_CONFIG_NO, 1); |
| 1259 | if (err) { |
| 1260 | aprint_error_dev(self, "failed to set configuration" |
| 1261 | ", err=%s\n" , usbd_errstr(err)); |
| 1262 | return; |
| 1263 | } |
| 1264 | |
| 1265 | err = usbd_device2interface_handle(dev, ATU_IFACE_IDX, &sc->atu_iface); |
| 1266 | if (err) { |
| 1267 | aprint_error_dev(self, "getting interface handle failed\n" ); |
| 1268 | return; |
| 1269 | } |
| 1270 | |
| 1271 | sc->atu_unit = device_unit(self); |
| 1272 | sc->atu_udev = dev; |
| 1273 | |
| 1274 | /* |
| 1275 | * look up the radio_type for the device |
| 1276 | * basically does the same as atu_match |
| 1277 | */ |
| 1278 | for (i = 0; i < __arraycount(atu_devs); i++) { |
| 1279 | struct atu_type *t = &atu_devs[i]; |
| 1280 | |
| 1281 | if (uaa->uaa_vendor == t->atu_vid && |
| 1282 | uaa->uaa_product == t->atu_pid) { |
| 1283 | sc->atu_radio = t->atu_radio; |
| 1284 | sc->atu_quirk = t->atu_quirk; |
| 1285 | } |
| 1286 | } |
| 1287 | |
| 1288 | /* |
| 1289 | * Check in the interface descriptor if we're in DFU mode |
| 1290 | * If we're in DFU mode, we upload the external firmware |
| 1291 | * If we're not, the PC must have rebooted without power-cycling |
| 1292 | * the device.. I've tried this out, a reboot only requeres the |
| 1293 | * external firmware to be reloaded :) |
| 1294 | * |
| 1295 | * Hmm. The at76c505a doesn't report a DFU descriptor when it's |
| 1296 | * in DFU mode... Let's just try to get the opmode |
| 1297 | */ |
| 1298 | err = atu_get_opmode(sc, &mode); |
| 1299 | DPRINTFN(20, ("%s: opmode: %d\n" , device_xname(sc->atu_dev), mode)); |
| 1300 | if (err || (mode != MODE_NETCARD && mode != MODE_NOFLASHNETCARD)) { |
| 1301 | DPRINTF(("%s: starting internal firmware download\n" , |
| 1302 | device_xname(sc->atu_dev))); |
| 1303 | |
| 1304 | atu_internal_firmware(sc->atu_dev); |
| 1305 | /* |
| 1306 | * atu_internal_firmware will cause a reset of the device |
| 1307 | * so we don't want to do any more configuration after this |
| 1308 | * point. |
| 1309 | */ |
| 1310 | return; |
| 1311 | } |
| 1312 | |
| 1313 | if (mode != MODE_NETCARD) { |
| 1314 | DPRINTFN(15, ("%s: device needs external firmware\n" , |
| 1315 | device_xname(sc->atu_dev))); |
| 1316 | |
| 1317 | if (mode != MODE_NOFLASHNETCARD) { |
| 1318 | DPRINTF(("%s: unexpected opmode=%d\n" , |
| 1319 | device_xname(sc->atu_dev), mode)); |
| 1320 | } |
| 1321 | |
| 1322 | /* |
| 1323 | * There is no difference in opmode before and after external |
| 1324 | * firmware upload with the SMC2662 V.4 . So instead we'll try |
| 1325 | * to read the channel number. If we succeed, external |
| 1326 | * firmwaremust have been already uploaded... |
| 1327 | */ |
| 1328 | if (sc->atu_radio != RadioIntersil) { |
| 1329 | err = atu_get_mib(sc, MIB_PHY__CHANNEL, &channel); |
| 1330 | if (!err) { |
| 1331 | DPRINTF(("%s: external firmware has already" |
| 1332 | " been downloaded\n" , |
| 1333 | device_xname(sc->atu_dev))); |
| 1334 | atu_complete_attach(sc); |
| 1335 | return; |
| 1336 | } |
| 1337 | } |
| 1338 | |
| 1339 | atu_external_firmware(sc->atu_dev); |
| 1340 | |
| 1341 | /* |
| 1342 | * atu_external_firmware will call atu_complete_attach after |
| 1343 | * it's finished so we can just return. |
| 1344 | */ |
| 1345 | } else { |
| 1346 | /* all the firmwares are in place, so complete the attach */ |
| 1347 | atu_complete_attach(sc); |
| 1348 | } |
| 1349 | |
| 1350 | return; |
| 1351 | } |
| 1352 | |
| 1353 | void |
| 1354 | atu_complete_attach(struct atu_softc *sc) |
| 1355 | { |
| 1356 | struct ieee80211com *ic = &sc->sc_ic; |
| 1357 | struct ifnet *ifp = &sc->sc_if; |
| 1358 | usb_interface_descriptor_t *id; |
| 1359 | usb_endpoint_descriptor_t *ed; |
| 1360 | usbd_status err; |
| 1361 | int i; |
| 1362 | #ifdef ATU_DEBUG |
| 1363 | struct atu_fw fw; |
| 1364 | #endif |
| 1365 | |
| 1366 | id = usbd_get_interface_descriptor(sc->atu_iface); |
| 1367 | |
| 1368 | /* Find endpoints. */ |
| 1369 | for (i = 0; i < id->bNumEndpoints; i++) { |
| 1370 | ed = usbd_interface2endpoint_descriptor(sc->atu_iface, i); |
| 1371 | if (!ed) { |
| 1372 | DPRINTF(("%s: num_endp:%d\n" , device_xname(sc->atu_dev), |
| 1373 | sc->atu_iface->ui_idesc->bNumEndpoints)); |
| 1374 | DPRINTF(("%s: couldn't get ep %d\n" , |
| 1375 | device_xname(sc->atu_dev), i)); |
| 1376 | return; |
| 1377 | } |
| 1378 | if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && |
| 1379 | UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { |
| 1380 | sc->atu_ed[ATU_ENDPT_RX] = ed->bEndpointAddress; |
| 1381 | } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && |
| 1382 | UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { |
| 1383 | sc->atu_ed[ATU_ENDPT_TX] = ed->bEndpointAddress; |
| 1384 | } |
| 1385 | } |
| 1386 | |
| 1387 | /* read device config & get MAC address */ |
| 1388 | err = atu_get_card_config(sc); |
| 1389 | if (err) { |
| 1390 | aprint_error("\n%s: could not get card cfg!\n" , |
| 1391 | device_xname(sc->atu_dev)); |
| 1392 | return; |
| 1393 | } |
| 1394 | |
| 1395 | #ifdef ATU_DEBUG |
| 1396 | /* DEBUG : try to get firmware version */ |
| 1397 | err = atu_get_mib(sc, MIB_FW_VERSION, sizeof(fw), 0, (uint8_t *)&fw); |
| 1398 | if (!err) { |
| 1399 | DPRINTFN(15, ("%s: firmware: maj:%d min:%d patch:%d " |
| 1400 | "build:%d\n" , device_xname(sc->atu_dev), fw.major, fw.minor, |
| 1401 | fw.patch, fw.build)); |
| 1402 | } else { |
| 1403 | DPRINTF(("%s: get firmware version failed\n" , |
| 1404 | device_xname(sc->atu_dev))); |
| 1405 | } |
| 1406 | #endif /* ATU_DEBUG */ |
| 1407 | |
| 1408 | /* Show the world our MAC address */ |
| 1409 | aprint_normal_dev(sc->atu_dev, "MAC address %s\n" , |
| 1410 | ether_sprintf(ic->ic_myaddr)); |
| 1411 | |
| 1412 | sc->atu_cdata.atu_tx_inuse = 0; |
| 1413 | sc->atu_encrypt = ATU_WEP_OFF; |
| 1414 | sc->atu_wepkeylen = ATU_WEP_104BITS; |
| 1415 | sc->atu_wepkey = 0; |
| 1416 | |
| 1417 | memset(sc->atu_bssid, 0, ETHER_ADDR_LEN); |
| 1418 | sc->atu_channel = ATU_DEFAULT_CHANNEL; |
| 1419 | sc->atu_desired_channel = IEEE80211_CHAN_ANY; |
| 1420 | sc->atu_mode = INFRASTRUCTURE_MODE; |
| 1421 | |
| 1422 | ic->ic_ifp = ifp; |
| 1423 | ic->ic_phytype = IEEE80211_T_DS; |
| 1424 | ic->ic_opmode = IEEE80211_M_STA; |
| 1425 | ic->ic_state = IEEE80211_S_INIT; |
| 1426 | #ifdef FIXME |
| 1427 | ic->ic_caps = IEEE80211_C_IBSS | IEEE80211_C_WEP | IEEE80211_C_SCANALL; |
| 1428 | #else |
| 1429 | ic->ic_caps = IEEE80211_C_IBSS | IEEE80211_C_WEP; |
| 1430 | #endif |
| 1431 | |
| 1432 | i = 0; |
| 1433 | ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates[i++] = 2; |
| 1434 | ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates[i++] = 4; |
| 1435 | ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates[i++] = 11; |
| 1436 | ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates[i++] = 22; |
| 1437 | ic->ic_sup_rates[IEEE80211_MODE_11B].rs_nrates = i; |
| 1438 | |
| 1439 | for (i = 1; i <= 14; i++) { |
| 1440 | ic->ic_channels[i].ic_flags = IEEE80211_CHAN_B | |
| 1441 | IEEE80211_CHAN_PASSIVE; |
| 1442 | ic->ic_channels[i].ic_freq = ieee80211_ieee2mhz(i, |
| 1443 | ic->ic_channels[i].ic_flags); |
| 1444 | } |
| 1445 | |
| 1446 | ic->ic_ibss_chan = &ic->ic_channels[0]; |
| 1447 | |
| 1448 | ifp->if_softc = sc; |
| 1449 | memcpy(ifp->if_xname, device_xname(sc->atu_dev), IFNAMSIZ); |
| 1450 | ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; |
| 1451 | ifp->if_init = atu_init; |
| 1452 | ifp->if_stop = atu_stop; |
| 1453 | ifp->if_start = atu_start; |
| 1454 | ifp->if_ioctl = atu_ioctl; |
| 1455 | ifp->if_watchdog = atu_watchdog; |
| 1456 | ifp->if_mtu = ATU_DEFAULT_MTU; |
| 1457 | IFQ_SET_READY(&ifp->if_snd); |
| 1458 | |
| 1459 | /* Call MI attach routine. */ |
| 1460 | if_attach(ifp); |
| 1461 | ieee80211_ifattach(ic); |
| 1462 | |
| 1463 | sc->sc_newstate = ic->ic_newstate; |
| 1464 | ic->ic_newstate = atu_newstate; |
| 1465 | |
| 1466 | /* setup ifmedia interface */ |
| 1467 | ieee80211_media_init(ic, atu_media_change, atu_media_status); |
| 1468 | |
| 1469 | usb_init_task(&sc->sc_task, atu_task, sc, 0); |
| 1470 | |
| 1471 | sc->sc_state = ATU_S_OK; |
| 1472 | } |
| 1473 | |
| 1474 | int |
| 1475 | atu_detach(device_t self, int flags) |
| 1476 | { |
| 1477 | struct atu_softc *sc = device_private(self); |
| 1478 | struct ifnet *ifp = &sc->sc_if; |
| 1479 | |
| 1480 | DPRINTFN(10, ("%s: atu_detach state=%d\n" , device_xname(sc->atu_dev), |
| 1481 | sc->sc_state)); |
| 1482 | |
| 1483 | if (sc->sc_state != ATU_S_UNCONFIG) { |
| 1484 | atu_stop(ifp, 1); |
| 1485 | |
| 1486 | ieee80211_ifdetach(&sc->sc_ic); |
| 1487 | if_detach(ifp); |
| 1488 | } |
| 1489 | |
| 1490 | return(0); |
| 1491 | } |
| 1492 | |
| 1493 | int |
| 1494 | atu_activate(device_t self, enum devact act) |
| 1495 | { |
| 1496 | struct atu_softc *sc = device_private(self); |
| 1497 | |
| 1498 | switch (act) { |
| 1499 | case DVACT_DEACTIVATE: |
| 1500 | if (sc->sc_state != ATU_S_UNCONFIG) { |
| 1501 | if_deactivate(&sc->atu_ec.ec_if); |
| 1502 | sc->sc_state = ATU_S_DEAD; |
| 1503 | } |
| 1504 | return 0; |
| 1505 | default: |
| 1506 | return EOPNOTSUPP; |
| 1507 | } |
| 1508 | } |
| 1509 | |
| 1510 | /* |
| 1511 | * Initialize an RX descriptor and attach an MBUF cluster. |
| 1512 | */ |
| 1513 | int |
| 1514 | atu_newbuf(struct atu_softc *sc, struct atu_chain *c, struct mbuf *m) |
| 1515 | { |
| 1516 | struct mbuf *m_new = NULL; |
| 1517 | |
| 1518 | if (m == NULL) { |
| 1519 | MGETHDR(m_new, M_DONTWAIT, MT_DATA); |
| 1520 | if (m_new == NULL) { |
| 1521 | DPRINTF(("%s: no memory for rx list\n" , |
| 1522 | device_xname(sc->atu_dev))); |
| 1523 | return(ENOBUFS); |
| 1524 | } |
| 1525 | |
| 1526 | MCLGET(m_new, M_DONTWAIT); |
| 1527 | if (!(m_new->m_flags & M_EXT)) { |
| 1528 | DPRINTF(("%s: no memory for rx list\n" , |
| 1529 | device_xname(sc->atu_dev))); |
| 1530 | m_freem(m_new); |
| 1531 | return(ENOBUFS); |
| 1532 | } |
| 1533 | m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; |
| 1534 | } else { |
| 1535 | m_new = m; |
| 1536 | m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; |
| 1537 | m_new->m_data = m_new->m_ext.ext_buf; |
| 1538 | } |
| 1539 | c->atu_mbuf = m_new; |
| 1540 | return(0); |
| 1541 | } |
| 1542 | |
| 1543 | int |
| 1544 | atu_rx_list_init(struct atu_softc *sc) |
| 1545 | { |
| 1546 | struct atu_cdata *cd = &sc->atu_cdata; |
| 1547 | struct atu_chain *c; |
| 1548 | int i; |
| 1549 | |
| 1550 | DPRINTFN(15, ("%s: atu_rx_list_init: enter\n" , |
| 1551 | device_xname(sc->atu_dev))); |
| 1552 | |
| 1553 | for (i = 0; i < ATU_RX_LIST_CNT; i++) { |
| 1554 | c = &cd->atu_rx_chain[i]; |
| 1555 | c->atu_sc = sc; |
| 1556 | c->atu_idx = i; |
| 1557 | if (c->atu_xfer == NULL) { |
| 1558 | int err = usbd_create_xfer(sc->atu_ep[ATU_ENDPT_RX], |
| 1559 | ATU_RX_BUFSZ, USBD_SHORT_XFER_OK, 0, &c->atu_xfer); |
| 1560 | if (err) |
| 1561 | return err; |
| 1562 | c->atu_buf = usbd_get_buffer(c->atu_xfer); |
| 1563 | if (atu_newbuf(sc, c, NULL) == ENOBUFS) /* XXX free? */ |
| 1564 | return(ENOBUFS); |
| 1565 | } |
| 1566 | } |
| 1567 | return 0; |
| 1568 | } |
| 1569 | |
| 1570 | int |
| 1571 | atu_tx_list_init(struct atu_softc *sc) |
| 1572 | { |
| 1573 | struct atu_cdata *cd = &sc->atu_cdata; |
| 1574 | struct atu_chain *c; |
| 1575 | int i; |
| 1576 | |
| 1577 | DPRINTFN(15, ("%s: atu_tx_list_init\n" , |
| 1578 | device_xname(sc->atu_dev))); |
| 1579 | |
| 1580 | SLIST_INIT(&cd->atu_tx_free); |
| 1581 | sc->atu_cdata.atu_tx_inuse = 0; |
| 1582 | |
| 1583 | for (i = 0; i < ATU_TX_LIST_CNT; i++) { |
| 1584 | c = &cd->atu_tx_chain[i]; |
| 1585 | c->atu_sc = sc; |
| 1586 | c->atu_idx = i; |
| 1587 | if (c->atu_xfer == NULL) { |
| 1588 | int err = usbd_create_xfer(sc->atu_ep[ATU_ENDPT_TX], |
| 1589 | ATU_TX_BUFSZ, 0, 0, &c->atu_xfer); |
| 1590 | if (err) { |
| 1591 | return err; |
| 1592 | } |
| 1593 | c->atu_buf = usbd_get_buffer(c->atu_xfer); |
| 1594 | SLIST_INSERT_HEAD(&cd->atu_tx_free, c, atu_list); |
| 1595 | } |
| 1596 | } |
| 1597 | return(0); |
| 1598 | } |
| 1599 | |
| 1600 | void |
| 1601 | atu_xfer_list_free(struct atu_softc *sc, struct atu_chain *ch, |
| 1602 | int listlen) |
| 1603 | { |
| 1604 | int i; |
| 1605 | |
| 1606 | /* Free resources. */ |
| 1607 | for (i = 0; i < listlen; i++) { |
| 1608 | if (ch[i].atu_buf != NULL) |
| 1609 | ch[i].atu_buf = NULL; |
| 1610 | if (ch[i].atu_mbuf != NULL) { |
| 1611 | m_freem(ch[i].atu_mbuf); |
| 1612 | ch[i].atu_mbuf = NULL; |
| 1613 | } |
| 1614 | if (ch[i].atu_xfer != NULL) { |
| 1615 | usbd_destroy_xfer(ch[i].atu_xfer); |
| 1616 | ch[i].atu_xfer = NULL; |
| 1617 | } |
| 1618 | } |
| 1619 | } |
| 1620 | |
| 1621 | /* |
| 1622 | * A frame has been uploaded: pass the resulting mbuf chain up to |
| 1623 | * the higher level protocols. |
| 1624 | */ |
| 1625 | void |
| 1626 | atu_rxeof(struct usbd_xfer *xfer, void *priv, usbd_status status) |
| 1627 | { |
| 1628 | struct atu_chain *c = (struct atu_chain *)priv; |
| 1629 | struct atu_softc *sc = c->atu_sc; |
| 1630 | struct ieee80211com *ic = &sc->sc_ic; |
| 1631 | struct ifnet *ifp = &sc->sc_if; |
| 1632 | struct atu_rx_hdr *h; |
| 1633 | struct ieee80211_frame_min *wh; |
| 1634 | struct ieee80211_node *ni; |
| 1635 | struct mbuf *m; |
| 1636 | uint32_t len; |
| 1637 | int s; |
| 1638 | |
| 1639 | DPRINTFN(25, ("%s: atu_rxeof\n" , device_xname(sc->atu_dev))); |
| 1640 | |
| 1641 | if (sc->sc_state != ATU_S_OK) |
| 1642 | return; |
| 1643 | |
| 1644 | if ((ifp->if_flags & (IFF_RUNNING|IFF_UP)) != (IFF_RUNNING|IFF_UP)) |
| 1645 | goto done; |
| 1646 | |
| 1647 | if (status != USBD_NORMAL_COMPLETION) { |
| 1648 | DPRINTF(("%s: status != USBD_NORMAL_COMPLETION\n" , |
| 1649 | device_xname(sc->atu_dev))); |
| 1650 | if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) { |
| 1651 | return; |
| 1652 | } |
| 1653 | #if 0 |
| 1654 | if (status == USBD_IOERROR) { |
| 1655 | DPRINTF(("%s: rx: EEK! lost device?\n" , |
| 1656 | device_xname(sc->atu_dev))); |
| 1657 | |
| 1658 | /* |
| 1659 | * My experience with USBD_IOERROR is that trying to |
| 1660 | * restart the transfer will always fail and we'll |
| 1661 | * keep on looping restarting transfers untill someone |
| 1662 | * pulls the plug of the device. |
| 1663 | * So we don't restart the transfer, but just let it |
| 1664 | * die... If someone knows of a situation where we can |
| 1665 | * recover from USBD_IOERROR, let me know. |
| 1666 | */ |
| 1667 | splx(s); |
| 1668 | return; |
| 1669 | } |
| 1670 | #endif /* 0 */ |
| 1671 | |
| 1672 | if (usbd_ratecheck(&sc->atu_rx_notice)) { |
| 1673 | DPRINTF(("%s: usb error on rx: %s\n" , |
| 1674 | device_xname(sc->atu_dev), usbd_errstr(status))); |
| 1675 | } |
| 1676 | if (status == USBD_STALLED) |
| 1677 | usbd_clear_endpoint_stall_async( |
| 1678 | sc->atu_ep[ATU_ENDPT_RX]); |
| 1679 | goto done; |
| 1680 | } |
| 1681 | |
| 1682 | usbd_get_xfer_status(xfer, NULL, NULL, &len, NULL); |
| 1683 | |
| 1684 | if (len <= 1) { |
| 1685 | DPRINTF(("%s: atu_rxeof: too short\n" , |
| 1686 | device_xname(sc->atu_dev))); |
| 1687 | goto done; |
| 1688 | } |
| 1689 | |
| 1690 | h = (struct atu_rx_hdr *)c->atu_buf; |
| 1691 | len = UGETW(h->length) - 4; /* XXX magic number */ |
| 1692 | |
| 1693 | m = c->atu_mbuf; |
| 1694 | memcpy(mtod(m, char *), c->atu_buf + ATU_RX_HDRLEN, len); |
| 1695 | m_set_rcvif(m, ifp); |
| 1696 | m->m_pkthdr.len = m->m_len = len; |
| 1697 | |
| 1698 | wh = mtod(m, struct ieee80211_frame_min *); |
| 1699 | ni = ieee80211_find_rxnode(ic, wh); |
| 1700 | |
| 1701 | ifp->if_ipackets++; |
| 1702 | |
| 1703 | s = splnet(); |
| 1704 | |
| 1705 | if (atu_newbuf(sc, c, NULL) == ENOBUFS) { |
| 1706 | ifp->if_ierrors++; |
| 1707 | goto done1; /* XXX if we can't allocate, why restart it? */ |
| 1708 | } |
| 1709 | |
| 1710 | if (wh->i_fc[1] & IEEE80211_FC1_WEP) { |
| 1711 | /* |
| 1712 | * WEP is decrypted by hardware. Clear WEP bit |
| 1713 | * header for ieee80211_input(). |
| 1714 | */ |
| 1715 | wh->i_fc[1] &= ~IEEE80211_FC1_WEP; |
| 1716 | } |
| 1717 | |
| 1718 | ieee80211_input(ic, m, ni, h->rssi, UGETDW(h->rx_time)); |
| 1719 | |
| 1720 | ieee80211_free_node(ni); |
| 1721 | done1: |
| 1722 | splx(s); |
| 1723 | done: |
| 1724 | /* Setup new transfer. */ |
| 1725 | usbd_setup_xfer(c->atu_xfer, c, c->atu_buf, ATU_RX_BUFSZ, |
| 1726 | USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT, atu_rxeof); |
| 1727 | usbd_transfer(c->atu_xfer); |
| 1728 | } |
| 1729 | |
| 1730 | /* |
| 1731 | * A frame was downloaded to the chip. It's safe for us to clean up |
| 1732 | * the list buffers. |
| 1733 | */ |
| 1734 | void |
| 1735 | atu_txeof(struct usbd_xfer *xfer, void *priv, |
| 1736 | usbd_status status) |
| 1737 | { |
| 1738 | struct atu_chain *c = (struct atu_chain *)priv; |
| 1739 | struct atu_softc *sc = c->atu_sc; |
| 1740 | struct ifnet *ifp = &sc->sc_if; |
| 1741 | usbd_status err; |
| 1742 | int s; |
| 1743 | |
| 1744 | DPRINTFN(25, ("%s: atu_txeof status=%d\n" , device_xname(sc->atu_dev), |
| 1745 | status)); |
| 1746 | |
| 1747 | if (c->atu_mbuf) { |
| 1748 | m_freem(c->atu_mbuf); |
| 1749 | c->atu_mbuf = NULL; |
| 1750 | } |
| 1751 | |
| 1752 | if (status != USBD_NORMAL_COMPLETION) { |
| 1753 | if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) |
| 1754 | return; |
| 1755 | |
| 1756 | DPRINTF(("%s: usb error on tx: %s\n" , device_xname(sc->atu_dev), |
| 1757 | usbd_errstr(status))); |
| 1758 | if (status == USBD_STALLED) |
| 1759 | usbd_clear_endpoint_stall_async(sc->atu_ep[ATU_ENDPT_TX]); |
| 1760 | return; |
| 1761 | } |
| 1762 | |
| 1763 | usbd_get_xfer_status(c->atu_xfer, NULL, NULL, NULL, &err); |
| 1764 | |
| 1765 | if (err) |
| 1766 | ifp->if_oerrors++; |
| 1767 | else |
| 1768 | ifp->if_opackets++; |
| 1769 | |
| 1770 | s = splnet(); |
| 1771 | SLIST_INSERT_HEAD(&sc->atu_cdata.atu_tx_free, c, atu_list); |
| 1772 | sc->atu_cdata.atu_tx_inuse--; |
| 1773 | if (sc->atu_cdata.atu_tx_inuse == 0) |
| 1774 | ifp->if_timer = 0; |
| 1775 | ifp->if_flags &= ~IFF_OACTIVE; |
| 1776 | splx(s); |
| 1777 | |
| 1778 | atu_start(ifp); |
| 1779 | } |
| 1780 | |
| 1781 | uint8_t |
| 1782 | atu_calculate_padding(int size) |
| 1783 | { |
| 1784 | size %= 64; |
| 1785 | |
| 1786 | if (size < 50) |
| 1787 | return 50 - size; |
| 1788 | if (size >=61) |
| 1789 | return 64 + 50 - size; |
| 1790 | return 0; |
| 1791 | } |
| 1792 | |
| 1793 | int |
| 1794 | atu_tx_start(struct atu_softc *sc, struct ieee80211_node *ni, |
| 1795 | struct atu_chain *c, struct mbuf *m) |
| 1796 | { |
| 1797 | int len; |
| 1798 | struct atu_tx_hdr *h; |
| 1799 | usbd_status err; |
| 1800 | uint8_t pad; |
| 1801 | |
| 1802 | DPRINTFN(25, ("%s: atu_tx_start\n" , device_xname(sc->atu_dev))); |
| 1803 | |
| 1804 | /* Don't try to send when we're shutting down the driver */ |
| 1805 | if (sc->sc_state != ATU_S_OK) { |
| 1806 | m_freem(m); |
| 1807 | return(EIO); |
| 1808 | } |
| 1809 | |
| 1810 | /* |
| 1811 | * Copy the mbuf data into a contiguous buffer, leaving |
| 1812 | * enough room for the atmel headers |
| 1813 | */ |
| 1814 | len = m->m_pkthdr.len; |
| 1815 | |
| 1816 | m_copydata(m, 0, m->m_pkthdr.len, c->atu_buf + ATU_TX_HDRLEN); |
| 1817 | |
| 1818 | h = (struct atu_tx_hdr *)c->atu_buf; |
| 1819 | memset(h, 0, ATU_TX_HDRLEN); |
| 1820 | USETW(h->length, len); |
| 1821 | h->tx_rate = 4; /* XXX rate = auto */ |
| 1822 | len += ATU_TX_HDRLEN; |
| 1823 | |
| 1824 | pad = atu_calculate_padding(len); |
| 1825 | len += pad; |
| 1826 | h->padding = pad; |
| 1827 | |
| 1828 | c->atu_length = len; |
| 1829 | c->atu_mbuf = m; |
| 1830 | |
| 1831 | usbd_setup_xfer(c->atu_xfer, c, c->atu_buf, c->atu_length, 0, |
| 1832 | ATU_TX_TIMEOUT, atu_txeof); |
| 1833 | |
| 1834 | /* Let's get this thing into the air! */ |
| 1835 | c->atu_in_xfer = 1; |
| 1836 | err = usbd_transfer(c->atu_xfer); |
| 1837 | if (err != USBD_IN_PROGRESS) { |
| 1838 | DPRINTFN(25, ("%s: atu_tx_start, err=%d" , |
| 1839 | device_xname(sc->atu_dev), err)); |
| 1840 | c->atu_mbuf = NULL; |
| 1841 | m_freem(m); |
| 1842 | return(EIO); |
| 1843 | } |
| 1844 | |
| 1845 | return 0; |
| 1846 | } |
| 1847 | |
| 1848 | void |
| 1849 | atu_start(struct ifnet *ifp) |
| 1850 | { |
| 1851 | struct atu_softc *sc = ifp->if_softc; |
| 1852 | struct ieee80211com *ic = &sc->sc_ic; |
| 1853 | struct atu_cdata *cd = &sc->atu_cdata; |
| 1854 | struct ieee80211_node *ni; |
| 1855 | struct atu_chain *c; |
| 1856 | struct mbuf *m = NULL; |
| 1857 | int s; |
| 1858 | |
| 1859 | DPRINTFN(25, ("%s: atu_start: enter\n" , device_xname(sc->atu_dev))); |
| 1860 | |
| 1861 | if ((ifp->if_flags & IFF_RUNNING) == 0) { |
| 1862 | return; |
| 1863 | } |
| 1864 | if (ifp->if_flags & IFF_OACTIVE) { |
| 1865 | DPRINTFN(30, ("%s: atu_start: IFF_OACTIVE\n" , |
| 1866 | device_xname(sc->atu_dev))); |
| 1867 | return; |
| 1868 | } |
| 1869 | |
| 1870 | for (;;) { |
| 1871 | /* grab a TX buffer */ |
| 1872 | s = splnet(); |
| 1873 | c = SLIST_FIRST(&cd->atu_tx_free); |
| 1874 | if (c != NULL) { |
| 1875 | SLIST_REMOVE_HEAD(&cd->atu_tx_free, atu_list); |
| 1876 | cd->atu_tx_inuse++; |
| 1877 | if (cd->atu_tx_inuse == ATU_TX_LIST_CNT) |
| 1878 | ifp->if_flags |= IFF_OACTIVE; |
| 1879 | } |
| 1880 | splx(s); |
| 1881 | if (c == NULL) { |
| 1882 | DPRINTFN(10, ("%s: out of tx xfers\n" , |
| 1883 | device_xname(sc->atu_dev))); |
| 1884 | ifp->if_flags |= IFF_OACTIVE; |
| 1885 | break; |
| 1886 | } |
| 1887 | |
| 1888 | /* |
| 1889 | * Poll the management queue for frames, it has priority over |
| 1890 | * normal data frames. |
| 1891 | */ |
| 1892 | IF_DEQUEUE(&ic->ic_mgtq, m); |
| 1893 | if (m == NULL) { |
| 1894 | DPRINTFN(10, ("%s: atu_start: data packet\n" , |
| 1895 | device_xname(sc->atu_dev))); |
| 1896 | if (ic->ic_state != IEEE80211_S_RUN) { |
| 1897 | DPRINTFN(25, ("%s: no data till running\n" , |
| 1898 | device_xname(sc->atu_dev))); |
| 1899 | /* put the xfer back on the list */ |
| 1900 | s = splnet(); |
| 1901 | SLIST_INSERT_HEAD(&cd->atu_tx_free, c, |
| 1902 | atu_list); |
| 1903 | cd->atu_tx_inuse--; |
| 1904 | splx(s); |
| 1905 | break; |
| 1906 | } |
| 1907 | |
| 1908 | IFQ_DEQUEUE(&ifp->if_snd, m); |
| 1909 | if (m == NULL) { |
| 1910 | DPRINTFN(25, ("%s: nothing to send\n" , |
| 1911 | device_xname(sc->atu_dev))); |
| 1912 | s = splnet(); |
| 1913 | SLIST_INSERT_HEAD(&cd->atu_tx_free, c, |
| 1914 | atu_list); |
| 1915 | cd->atu_tx_inuse--; |
| 1916 | splx(s); |
| 1917 | break; |
| 1918 | } |
| 1919 | bpf_mtap(ifp, m); |
| 1920 | ni = ieee80211_find_txnode(ic, |
| 1921 | mtod(m, struct ether_header *)->ether_dhost); |
| 1922 | if (ni == NULL) { |
| 1923 | m_freem(m); |
| 1924 | goto bad; |
| 1925 | } |
| 1926 | m = ieee80211_encap(ic, m, ni); |
| 1927 | if (m == NULL) |
| 1928 | goto bad; |
| 1929 | } else { |
| 1930 | DPRINTFN(25, ("%s: atu_start: mgmt packet\n" , |
| 1931 | device_xname(sc->atu_dev))); |
| 1932 | |
| 1933 | /* |
| 1934 | * Hack! The referenced node pointer is in the |
| 1935 | * rcvif field of the packet header. This is |
| 1936 | * placed there by ieee80211_mgmt_output because |
| 1937 | * we need to hold the reference with the frame |
| 1938 | * and there's no other way (other than packet |
| 1939 | * tags which we consider too expensive to use) |
| 1940 | * to pass it along. |
| 1941 | */ |
| 1942 | ni = M_GETCTX(m, struct ieee80211_node *); |
| 1943 | M_CLEARCTX(m); |
| 1944 | |
| 1945 | /* sc->sc_stats.ast_tx_mgmt++; */ |
| 1946 | } |
| 1947 | |
| 1948 | bpf_mtap3(ic->ic_rawbpf, m); |
| 1949 | |
| 1950 | if (atu_tx_start(sc, ni, c, m)) { |
| 1951 | bad: |
| 1952 | s = splnet(); |
| 1953 | SLIST_INSERT_HEAD(&cd->atu_tx_free, c, |
| 1954 | atu_list); |
| 1955 | cd->atu_tx_inuse--; |
| 1956 | splx(s); |
| 1957 | /* ifp_if_oerrors++; */ |
| 1958 | if (ni != NULL) |
| 1959 | ieee80211_free_node(ni); |
| 1960 | continue; |
| 1961 | } |
| 1962 | ifp->if_timer = 5; |
| 1963 | } |
| 1964 | } |
| 1965 | |
| 1966 | int |
| 1967 | atu_init(struct ifnet *ifp) |
| 1968 | { |
| 1969 | struct atu_softc *sc = ifp->if_softc; |
| 1970 | struct ieee80211com *ic = &sc->sc_ic; |
| 1971 | struct atu_chain *c; |
| 1972 | usbd_status err; |
| 1973 | int i, s; |
| 1974 | |
| 1975 | s = splnet(); |
| 1976 | |
| 1977 | DPRINTFN(10, ("%s: atu_init\n" , device_xname(sc->atu_dev))); |
| 1978 | |
| 1979 | if (ifp->if_flags & IFF_RUNNING) { |
| 1980 | splx(s); |
| 1981 | return(0); |
| 1982 | } |
| 1983 | |
| 1984 | /* Load the multicast filter. */ |
| 1985 | /*atu_setmulti(sc); */ |
| 1986 | |
| 1987 | /* Open RX and TX pipes. */ |
| 1988 | err = usbd_open_pipe(sc->atu_iface, sc->atu_ed[ATU_ENDPT_RX], |
| 1989 | USBD_EXCLUSIVE_USE, &sc->atu_ep[ATU_ENDPT_RX]); |
| 1990 | if (err) { |
| 1991 | DPRINTF(("%s: open rx pipe failed: %s\n" , |
| 1992 | device_xname(sc->atu_dev), usbd_errstr(err))); |
| 1993 | splx(s); |
| 1994 | return(EIO); |
| 1995 | } |
| 1996 | |
| 1997 | err = usbd_open_pipe(sc->atu_iface, sc->atu_ed[ATU_ENDPT_TX], |
| 1998 | USBD_EXCLUSIVE_USE, &sc->atu_ep[ATU_ENDPT_TX]); |
| 1999 | if (err) { |
| 2000 | DPRINTF(("%s: open tx pipe failed: %s\n" , |
| 2001 | device_xname(sc->atu_dev), usbd_errstr(err))); |
| 2002 | splx(s); |
| 2003 | return(EIO); |
| 2004 | } |
| 2005 | |
| 2006 | /* Init TX ring */ |
| 2007 | if (atu_tx_list_init(sc)) |
| 2008 | printf("%s: tx list init failed\n" , device_xname(sc->atu_dev)); |
| 2009 | |
| 2010 | /* Init RX ring */ |
| 2011 | if (atu_rx_list_init(sc)) |
| 2012 | printf("%s: rx list init failed\n" , device_xname(sc->atu_dev)); |
| 2013 | |
| 2014 | /* Start up the receive pipe. */ |
| 2015 | for (i = 0; i < ATU_RX_LIST_CNT; i++) { |
| 2016 | c = &sc->atu_cdata.atu_rx_chain[i]; |
| 2017 | |
| 2018 | usbd_setup_xfer(c->atu_xfer, c, c->atu_buf, ATU_RX_BUFSZ, |
| 2019 | USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT, atu_rxeof); |
| 2020 | usbd_transfer(c->atu_xfer); |
| 2021 | } |
| 2022 | |
| 2023 | DPRINTFN(10, ("%s: starting up using MAC=%s\n" , |
| 2024 | device_xname(sc->atu_dev), ether_sprintf(ic->ic_myaddr))); |
| 2025 | |
| 2026 | /* Do initial setup */ |
| 2027 | err = atu_initial_config(sc); |
| 2028 | if (err) { |
| 2029 | DPRINTF(("%s: initial config failed!\n" , |
| 2030 | device_xname(sc->atu_dev))); |
| 2031 | splx(s); |
| 2032 | return(EIO); |
| 2033 | } |
| 2034 | DPRINTFN(10, ("%s: initialised transceiver\n" , |
| 2035 | device_xname(sc->atu_dev))); |
| 2036 | |
| 2037 | /* sc->atu_rxfilt = ATU_RXFILT_UNICAST|ATU_RXFILT_BROADCAST; */ |
| 2038 | |
| 2039 | /* If we want promiscuous mode, set the allframes bit. */ |
| 2040 | /* |
| 2041 | if (ifp->if_flags & IFF_PROMISC) |
| 2042 | sc->atu_rxfilt |= ATU_RXFILT_PROMISC; |
| 2043 | */ |
| 2044 | |
| 2045 | ifp->if_flags |= IFF_RUNNING; |
| 2046 | ifp->if_flags &= ~IFF_OACTIVE; |
| 2047 | splx(s); |
| 2048 | |
| 2049 | /* XXX the following HAS to be replaced */ |
| 2050 | s = splnet(); |
| 2051 | err = ieee80211_new_state(ic, IEEE80211_S_SCAN, -1); |
| 2052 | if (err) { |
| 2053 | DPRINTFN(1, ("%s: atu_init: error calling " |
| 2054 | "ieee80211_net_state" , device_xname(sc->atu_dev))); |
| 2055 | } |
| 2056 | splx(s); |
| 2057 | |
| 2058 | return 0; |
| 2059 | } |
| 2060 | |
| 2061 | #ifdef ATU_DEBUG |
| 2062 | void |
| 2063 | atu_debug_print(struct atu_softc *sc) |
| 2064 | { |
| 2065 | usbd_status err; |
| 2066 | uint8_t tmp[32]; |
| 2067 | |
| 2068 | /* DEBUG */ |
| 2069 | if ((err = atu_get_mib(sc, MIB_MAC_MGMT__CURRENT_BSSID, tmp))) |
| 2070 | return; |
| 2071 | DPRINTF(("%s: DEBUG: current BSSID=%s\n" , device_xname(sc->atu_dev), |
| 2072 | ether_sprintf(tmp))); |
| 2073 | |
| 2074 | if ((err = atu_get_mib(sc, MIB_MAC_MGMT__BEACON_PERIOD, tmp))) |
| 2075 | return; |
| 2076 | DPRINTF(("%s: DEBUG: beacon period=%d\n" , device_xname(sc->atu_dev), |
| 2077 | tmp[0])); |
| 2078 | |
| 2079 | if ((err = atu_get_mib(sc, MIB_MAC_WEP__PRIVACY_INVOKED, tmp))) |
| 2080 | return; |
| 2081 | DPRINTF(("%s: DEBUG: privacy invoked=%d\n" , device_xname(sc->atu_dev), |
| 2082 | tmp[0])); |
| 2083 | |
| 2084 | if ((err = atu_get_mib(sc, MIB_MAC_WEP__ENCR_LEVEL, tmp))) |
| 2085 | return; |
| 2086 | DPRINTF(("%s: DEBUG: encr_level=%d\n" , device_xname(sc->atu_dev), |
| 2087 | tmp[0])); |
| 2088 | |
| 2089 | if ((err = atu_get_mib(sc, MIB_MAC_WEP__ICV_ERROR_COUNT, tmp))) |
| 2090 | return; |
| 2091 | DPRINTF(("%s: DEBUG: icv error count=%d\n" , device_xname(sc->atu_dev), |
| 2092 | *(short *)tmp)); |
| 2093 | |
| 2094 | if ((err = atu_get_mib(sc, MIB_MAC_WEP__EXCLUDED_COUNT, tmp))) |
| 2095 | return; |
| 2096 | DPRINTF(("%s: DEBUG: wep excluded count=%d\n" , |
| 2097 | device_xname(sc->atu_dev), *(short *)tmp)); |
| 2098 | |
| 2099 | if ((err = atu_get_mib(sc, MIB_MAC_MGMT__POWER_MODE, tmp))) |
| 2100 | return; |
| 2101 | DPRINTF(("%s: DEBUG: power mode=%d\n" , device_xname(sc->atu_dev), |
| 2102 | tmp[0])); |
| 2103 | |
| 2104 | if ((err = atu_get_mib(sc, MIB_PHY__CHANNEL, tmp))) |
| 2105 | return; |
| 2106 | DPRINTF(("%s: DEBUG: channel=%d\n" , device_xname(sc->atu_dev), tmp[0])); |
| 2107 | |
| 2108 | if ((err = atu_get_mib(sc, MIB_PHY__REG_DOMAIN, tmp))) |
| 2109 | return; |
| 2110 | DPRINTF(("%s: DEBUG: reg domain=%d\n" , device_xname(sc->atu_dev), |
| 2111 | tmp[0])); |
| 2112 | |
| 2113 | if ((err = atu_get_mib(sc, MIB_LOCAL__SSID_SIZE, tmp))) |
| 2114 | return; |
| 2115 | DPRINTF(("%s: DEBUG: ssid size=%d\n" , device_xname(sc->atu_dev), |
| 2116 | tmp[0])); |
| 2117 | |
| 2118 | if ((err = atu_get_mib(sc, MIB_LOCAL__BEACON_ENABLE, tmp))) |
| 2119 | return; |
| 2120 | DPRINTF(("%s: DEBUG: beacon enable=%d\n" , device_xname(sc->atu_dev), |
| 2121 | tmp[0])); |
| 2122 | |
| 2123 | if ((err = atu_get_mib(sc, MIB_LOCAL__AUTO_RATE_FALLBACK, tmp))) |
| 2124 | return; |
| 2125 | DPRINTF(("%s: DEBUG: auto rate fallback=%d\n" , |
| 2126 | device_xname(sc->atu_dev), tmp[0])); |
| 2127 | |
| 2128 | if ((err = atu_get_mib(sc, MIB_MAC_ADDR__ADDR, tmp))) |
| 2129 | return; |
| 2130 | DPRINTF(("%s: DEBUG: mac addr=%s\n" , device_xname(sc->atu_dev), |
| 2131 | ether_sprintf(tmp))); |
| 2132 | |
| 2133 | if ((err = atu_get_mib(sc, MIB_MAC__DESIRED_SSID, tmp))) |
| 2134 | return; |
| 2135 | DPRINTF(("%s: DEBUG: desired ssid=%s\n" , device_xname(sc->atu_dev), |
| 2136 | tmp)); |
| 2137 | |
| 2138 | if ((err = atu_get_mib(sc, MIB_MAC_MGMT__CURRENT_ESSID, tmp))) |
| 2139 | return; |
| 2140 | DPRINTF(("%s: DEBUG: current ESSID=%s\n" , device_xname(sc->atu_dev), |
| 2141 | tmp)); |
| 2142 | } |
| 2143 | #endif /* ATU_DEBUG */ |
| 2144 | |
| 2145 | int |
| 2146 | atu_ioctl(struct ifnet *ifp, u_long command, void *data) |
| 2147 | { |
| 2148 | struct atu_softc *sc = ifp->if_softc; |
| 2149 | struct ifreq *ifr = (struct ifreq *)data; |
| 2150 | struct ieee80211com *ic = &sc->sc_ic; |
| 2151 | int err = 0, s; |
| 2152 | |
| 2153 | s = splnet(); |
| 2154 | switch (command) { |
| 2155 | case SIOCSIFMEDIA: |
| 2156 | case SIOCGIFMEDIA: |
| 2157 | err = ifmedia_ioctl(ifp, ifr, &ic->ic_media, command); |
| 2158 | break; |
| 2159 | |
| 2160 | default: |
| 2161 | DPRINTFN(15, ("%s: ieee80211_ioctl (%lu)\n" , |
| 2162 | device_xname(sc->atu_dev), command)); |
| 2163 | err = ieee80211_ioctl(ic, command, data); |
| 2164 | break; |
| 2165 | } |
| 2166 | |
| 2167 | if (err == ENETRESET) { |
| 2168 | if ((ifp->if_flags & (IFF_RUNNING|IFF_UP)) == |
| 2169 | (IFF_RUNNING|IFF_UP)) { |
| 2170 | DPRINTF(("%s: atu_ioctl(): netreset %lu\n" , |
| 2171 | device_xname(sc->atu_dev), command)); |
| 2172 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1); |
| 2173 | atu_initial_config(sc); |
| 2174 | ieee80211_new_state(ic, IEEE80211_S_SCAN, -1); |
| 2175 | } |
| 2176 | err = 0; |
| 2177 | } |
| 2178 | |
| 2179 | splx(s); |
| 2180 | return err; |
| 2181 | } |
| 2182 | |
| 2183 | void |
| 2184 | atu_watchdog(struct ifnet *ifp) |
| 2185 | { |
| 2186 | struct atu_softc *sc = ifp->if_softc; |
| 2187 | struct atu_chain *c; |
| 2188 | usbd_status stat; |
| 2189 | int cnt, s; |
| 2190 | |
| 2191 | DPRINTF(("%s: atu_watchdog\n" , device_xname(sc->atu_dev))); |
| 2192 | |
| 2193 | ifp->if_timer = 0; |
| 2194 | |
| 2195 | if (sc->sc_state != ATU_S_OK || (ifp->if_flags & IFF_RUNNING) == 0) |
| 2196 | return; |
| 2197 | |
| 2198 | sc = ifp->if_softc; |
| 2199 | s = splnet(); |
| 2200 | ifp->if_oerrors++; |
| 2201 | DPRINTF(("%s: watchdog timeout\n" , device_xname(sc->atu_dev))); |
| 2202 | |
| 2203 | /* |
| 2204 | * TODO: |
| 2205 | * we should change this since we have multiple TX tranfers... |
| 2206 | */ |
| 2207 | for (cnt = 0; cnt < ATU_TX_LIST_CNT; cnt++) { |
| 2208 | c = &sc->atu_cdata.atu_tx_chain[cnt]; |
| 2209 | if (c->atu_in_xfer) { |
| 2210 | usbd_get_xfer_status(c->atu_xfer, NULL, NULL, NULL, |
| 2211 | &stat); |
| 2212 | atu_txeof(c->atu_xfer, c, stat); |
| 2213 | } |
| 2214 | } |
| 2215 | |
| 2216 | if (!IFQ_IS_EMPTY(&ifp->if_snd)) |
| 2217 | atu_start(ifp); |
| 2218 | splx(s); |
| 2219 | |
| 2220 | ieee80211_watchdog(&sc->sc_ic); |
| 2221 | } |
| 2222 | |
| 2223 | /* |
| 2224 | * Stop the adapter and free any mbufs allocated to the |
| 2225 | * RX and TX lists. |
| 2226 | */ |
| 2227 | void |
| 2228 | atu_stop(struct ifnet *ifp, int disable) |
| 2229 | { |
| 2230 | struct atu_softc *sc = ifp->if_softc; |
| 2231 | struct ieee80211com *ic = &sc->sc_ic; |
| 2232 | struct atu_cdata *cd; |
| 2233 | usbd_status err; |
| 2234 | int s; |
| 2235 | |
| 2236 | s = splnet(); |
| 2237 | ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); |
| 2238 | ifp->if_timer = 0; |
| 2239 | |
| 2240 | usb_rem_task(sc->atu_udev, &sc->sc_task); |
| 2241 | ieee80211_new_state(ic, IEEE80211_S_INIT, -1); |
| 2242 | |
| 2243 | /* Stop transfers. */ |
| 2244 | if (sc->atu_ep[ATU_ENDPT_RX] != NULL) { |
| 2245 | err = usbd_abort_pipe(sc->atu_ep[ATU_ENDPT_RX]); |
| 2246 | if (err) { |
| 2247 | DPRINTF(("%s: abort rx pipe failed: %s\n" , |
| 2248 | device_xname(sc->atu_dev), usbd_errstr(err))); |
| 2249 | } |
| 2250 | } |
| 2251 | |
| 2252 | if (sc->atu_ep[ATU_ENDPT_TX] != NULL) { |
| 2253 | err = usbd_abort_pipe(sc->atu_ep[ATU_ENDPT_TX]); |
| 2254 | if (err) { |
| 2255 | DPRINTF(("%s: abort tx pipe failed: %s\n" , |
| 2256 | device_xname(sc->atu_dev), usbd_errstr(err))); |
| 2257 | } |
| 2258 | } |
| 2259 | |
| 2260 | /* Free RX/TX/MGMT list resources. */ |
| 2261 | cd = &sc->atu_cdata; |
| 2262 | atu_xfer_list_free(sc, cd->atu_rx_chain, ATU_RX_LIST_CNT); |
| 2263 | atu_xfer_list_free(sc, cd->atu_tx_chain, ATU_TX_LIST_CNT); |
| 2264 | |
| 2265 | /* Close pipes */ |
| 2266 | if (sc->atu_ep[ATU_ENDPT_RX] != NULL) { |
| 2267 | err = usbd_close_pipe(sc->atu_ep[ATU_ENDPT_RX]); |
| 2268 | if (err) { |
| 2269 | DPRINTF(("%s: close rx pipe failed: %s\n" , |
| 2270 | device_xname(sc->atu_dev), usbd_errstr(err))); |
| 2271 | } |
| 2272 | sc->atu_ep[ATU_ENDPT_RX] = NULL; |
| 2273 | } |
| 2274 | |
| 2275 | if (sc->atu_ep[ATU_ENDPT_TX] != NULL) { |
| 2276 | err = usbd_close_pipe(sc->atu_ep[ATU_ENDPT_TX]); |
| 2277 | if (err) { |
| 2278 | DPRINTF(("%s: close tx pipe failed: %s\n" , |
| 2279 | device_xname(sc->atu_dev), usbd_errstr(err))); |
| 2280 | } |
| 2281 | sc->atu_ep[ATU_ENDPT_TX] = NULL; |
| 2282 | } |
| 2283 | |
| 2284 | /* Let's be nice and turn off the radio before we leave */ |
| 2285 | atu_switch_radio(sc, 0); |
| 2286 | |
| 2287 | splx(s); |
| 2288 | } |
| 2289 | |