1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2007 Marvell Semiconductor, Inc. 5 * Copyright (c) 2007 Sam Leffler, Errno Consulting 6 * Copyright (c) 2008 Weongyo Jeong <weongyo@freebsd.org> 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer, 14 * without modification. 15 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 16 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 17 * redistribution must be conditioned upon including a substantially 18 * similar Disclaimer requirement for further binary redistribution. 19 * 20 * NO WARRANTY 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 24 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 25 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 26 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 29 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31 * THE POSSIBILITY OF SUCH DAMAGES. 32 */ 33 34 #include <sys/cdefs.h> 35 #ifdef __FreeBSD__ 36 __FBSDID("$FreeBSD$"); 37 #endif 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/endian.h> 42 #include <sys/kernel.h> 43 #include <sys/malloc.h> 44 #include <sys/firmware.h> 45 #include <sys/socket.h> 46 47 #include <machine/bus.h> 48 #include <sys/bus.h> 49 50 #include <net/if.h> 51 #include <net/if_var.h> 52 #include <net/if_dl.h> 53 #include <net/if_media.h> 54 #include <net/ethernet.h> 55 56 #include <net80211/ieee80211_var.h> 57 58 #include <dev/malo/if_malo.h> 59 60 #define MALO_WAITOK 1 61 #define MALO_NOWAIT 0 62 63 #define _CMD_SETUP(pCmd, _type, _cmd) do { \ 64 pCmd = (_type *)&mh->mh_cmdbuf[0]; \ 65 memset(pCmd, 0, sizeof(_type)); \ 66 pCmd->cmdhdr.cmd = htole16(_cmd); \ 67 pCmd->cmdhdr.length = htole16(sizeof(_type)); \ 68 } while (0) 69 70 static __inline uint32_t 71 malo_hal_read4(struct malo_hal *mh, bus_size_t off) 72 { 73 return bus_space_read_4(mh->mh_iot, mh->mh_ioh, off); 74 } 75 76 static __inline void 77 malo_hal_write4(struct malo_hal *mh, bus_size_t off, uint32_t val) 78 { 79 bus_space_write_4(mh->mh_iot, mh->mh_ioh, off, val); 80 } 81 82 static void 83 malo_hal_load_cb(void *arg, bus_dma_segment_t *segs, int nsegs, int error) 84 { 85 bus_addr_t *paddr = (bus_addr_t*) arg; 86 87 KASSERT(error == 0, ("error %u on bus_dma callback", error)); 88 *paddr = segs->ds_addr; 89 } 90 91 /* 92 * Setup for communication with the device. We allocate 93 * a command buffer and map it for bus dma use. The pci 94 * device id is used to identify whether the device has 95 * SRAM on it (in which case f/w download must include a 96 * memory controller reset). All bus i/o operations happen 97 * in BAR 1; the driver passes in the tag and handle we need. 98 */ 99 struct malo_hal * 100 malo_hal_attach(device_t dev, uint16_t devid, 101 bus_space_handle_t ioh, bus_space_tag_t iot, bus_dma_tag_t tag) 102 { 103 int error; 104 struct malo_hal *mh; 105 106 mh = malloc(sizeof(struct malo_hal), M_DEVBUF, M_NOWAIT | M_ZERO); 107 if (mh == NULL) 108 return NULL; 109 110 mh->mh_dev = dev; 111 mh->mh_ioh = ioh; 112 mh->mh_iot = iot; 113 114 snprintf(mh->mh_mtxname, sizeof(mh->mh_mtxname), 115 "%s_hal", device_get_nameunit(dev)); 116 mtx_init(&mh->mh_mtx, mh->mh_mtxname, NULL, MTX_DEF); 117 118 /* 119 * Allocate the command buffer and map into the address 120 * space of the h/w. We request "coherent" memory which 121 * will be uncached on some architectures. 122 */ 123 error = bus_dma_tag_create(tag, /* parent */ 124 PAGE_SIZE, 0, /* alignment, bounds */ 125 BUS_SPACE_MAXADDR_32BIT, /* lowaddr */ 126 BUS_SPACE_MAXADDR, /* highaddr */ 127 NULL, NULL, /* filter, filterarg */ 128 MALO_CMDBUF_SIZE, /* maxsize */ 129 1, /* nsegments */ 130 MALO_CMDBUF_SIZE, /* maxsegsize */ 131 BUS_DMA_ALLOCNOW, /* flags */ 132 NULL, /* lockfunc */ 133 NULL, /* lockarg */ 134 &mh->mh_dmat); 135 if (error != 0) { 136 device_printf(dev, "unable to allocate memory for cmd tag, " 137 "error %u\n", error); 138 goto fail; 139 } 140 141 /* allocate descriptors */ 142 error = bus_dmamem_alloc(mh->mh_dmat, (void**) &mh->mh_cmdbuf, 143 BUS_DMA_NOWAIT | BUS_DMA_COHERENT, 144 &mh->mh_dmamap); 145 if (error != 0) { 146 device_printf(dev, "unable to allocate memory for cmd buffer, " 147 "error %u\n", error); 148 goto fail; 149 } 150 151 error = bus_dmamap_load(mh->mh_dmat, mh->mh_dmamap, 152 mh->mh_cmdbuf, MALO_CMDBUF_SIZE, 153 malo_hal_load_cb, &mh->mh_cmdaddr, 154 BUS_DMA_NOWAIT); 155 if (error != 0) { 156 device_printf(dev, "unable to load cmd buffer, error %u\n", 157 error); 158 goto fail; 159 } 160 161 return (mh); 162 163 fail: 164 if (mh->mh_cmdbuf != NULL) 165 bus_dmamem_free(mh->mh_dmat, mh->mh_cmdbuf, 166 mh->mh_dmamap); 167 if (mh->mh_dmat) 168 bus_dma_tag_destroy(mh->mh_dmat); 169 free(mh, M_DEVBUF); 170 171 return (NULL); 172 } 173 174 /* 175 * Low level firmware cmd block handshake support. 176 */ 177 178 static void 179 malo_hal_send_cmd(struct malo_hal *mh) 180 { 181 uint32_t dummy; 182 183 bus_dmamap_sync(mh->mh_dmat, mh->mh_dmamap, 184 BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); 185 186 malo_hal_write4(mh, MALO_REG_GEN_PTR, mh->mh_cmdaddr); 187 dummy = malo_hal_read4(mh, MALO_REG_INT_CODE); 188 189 malo_hal_write4(mh, MALO_REG_H2A_INTERRUPT_EVENTS, 190 MALO_H2ARIC_BIT_DOOR_BELL); 191 } 192 193 static int 194 malo_hal_waitforcmd(struct malo_hal *mh, uint16_t cmd) 195 { 196 #define MAX_WAIT_FW_COMPLETE_ITERATIONS 10000 197 int i; 198 199 for (i = 0; i < MAX_WAIT_FW_COMPLETE_ITERATIONS; i++) { 200 if (mh->mh_cmdbuf[0] == le16toh(cmd)) 201 return 1; 202 203 DELAY(1 * 1000); 204 } 205 206 return 0; 207 #undef MAX_WAIT_FW_COMPLETE_ITERATIONS 208 } 209 210 static int 211 malo_hal_execute_cmd(struct malo_hal *mh, unsigned short cmd) 212 { 213 MALO_HAL_LOCK_ASSERT(mh); 214 215 if ((mh->mh_flags & MHF_FWHANG) && 216 (mh->mh_debug & MALO_HAL_DEBUG_IGNHANG) == 0) { 217 device_printf(mh->mh_dev, "firmware hung, skipping cmd 0x%x\n", 218 cmd); 219 return ENXIO; 220 } 221 222 if (malo_hal_read4(mh, MALO_REG_INT_CODE) == 0xffffffff) { 223 device_printf(mh->mh_dev, "%s: device not present!\n", 224 __func__); 225 return EIO; 226 } 227 228 malo_hal_send_cmd(mh); 229 if (!malo_hal_waitforcmd(mh, cmd | 0x8000)) { 230 device_printf(mh->mh_dev, 231 "timeout waiting for f/w cmd 0x%x\n", cmd); 232 mh->mh_flags |= MHF_FWHANG; 233 return ETIMEDOUT; 234 } 235 236 bus_dmamap_sync(mh->mh_dmat, mh->mh_dmamap, 237 BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); 238 239 return 0; 240 } 241 242 static int 243 malo_hal_get_cal_table(struct malo_hal *mh, uint8_t annex, uint8_t index) 244 { 245 struct malo_cmd_caltable *cmd; 246 int ret; 247 248 MALO_HAL_LOCK_ASSERT(mh); 249 250 _CMD_SETUP(cmd, struct malo_cmd_caltable, MALO_HOSTCMD_GET_CALTABLE); 251 cmd->annex = annex; 252 cmd->index = index; 253 254 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_GET_CALTABLE); 255 if (ret == 0 && cmd->caltbl[0] != annex && annex != 0 && annex != 255) 256 ret = EIO; 257 return ret; 258 } 259 260 static int 261 malo_hal_get_pwrcal_table(struct malo_hal *mh, struct malo_hal_caldata *cal) 262 { 263 const uint8_t *data; 264 int len; 265 266 MALO_HAL_LOCK(mh); 267 /* NB: we hold the lock so it's ok to use cmdbuf */ 268 data = ((const struct malo_cmd_caltable *) mh->mh_cmdbuf)->caltbl; 269 if (malo_hal_get_cal_table(mh, 33, 0) == 0) { 270 len = (data[2] | (data[3] << 8)) - 12; 271 /* XXX validate len */ 272 memcpy(cal->pt_ratetable_20m, &data[12], len); 273 } 274 mh->mh_flags |= MHF_CALDATA; 275 MALO_HAL_UNLOCK(mh); 276 277 return 0; 278 } 279 280 /* 281 * Reset internal state after a firmware download. 282 */ 283 static int 284 malo_hal_resetstate(struct malo_hal *mh) 285 { 286 /* 287 * Fetch cal data for later use. 288 * XXX may want to fetch other stuff too. 289 */ 290 if ((mh->mh_flags & MHF_CALDATA) == 0) 291 malo_hal_get_pwrcal_table(mh, &mh->mh_caldata); 292 return 0; 293 } 294 295 static void 296 malo_hal_fw_reset(struct malo_hal *mh) 297 { 298 299 if (malo_hal_read4(mh, MALO_REG_INT_CODE) == 0xffffffff) { 300 device_printf(mh->mh_dev, "%s: device not present!\n", 301 __func__); 302 return; 303 } 304 305 malo_hal_write4(mh, MALO_REG_H2A_INTERRUPT_EVENTS, MALO_ISR_RESET); 306 mh->mh_flags &= ~MHF_FWHANG; 307 } 308 309 static void 310 malo_hal_trigger_pcicmd(struct malo_hal *mh) 311 { 312 uint32_t dummy; 313 314 bus_dmamap_sync(mh->mh_dmat, mh->mh_dmamap, BUS_DMASYNC_PREWRITE); 315 316 malo_hal_write4(mh, MALO_REG_GEN_PTR, mh->mh_cmdaddr); 317 dummy = malo_hal_read4(mh, MALO_REG_INT_CODE); 318 319 malo_hal_write4(mh, MALO_REG_INT_CODE, 0x00); 320 dummy = malo_hal_read4(mh, MALO_REG_INT_CODE); 321 322 malo_hal_write4(mh, MALO_REG_H2A_INTERRUPT_EVENTS, 323 MALO_H2ARIC_BIT_DOOR_BELL); 324 dummy = malo_hal_read4(mh, MALO_REG_INT_CODE); 325 } 326 327 static int 328 malo_hal_waitfor(struct malo_hal *mh, uint32_t val) 329 { 330 int i; 331 332 for (i = 0; i < MALO_FW_MAX_NUM_CHECKS; i++) { 333 DELAY(MALO_FW_CHECK_USECS); 334 if (malo_hal_read4(mh, MALO_REG_INT_CODE) == val) 335 return 0; 336 } 337 338 return -1; 339 } 340 341 /* 342 * Firmware block xmit when talking to the boot-rom. 343 */ 344 static int 345 malo_hal_send_helper(struct malo_hal *mh, int bsize, 346 const void *data, size_t dsize, int waitfor) 347 { 348 mh->mh_cmdbuf[0] = htole16(MALO_HOSTCMD_CODE_DNLD); 349 mh->mh_cmdbuf[1] = htole16(bsize); 350 memcpy(&mh->mh_cmdbuf[4], data , dsize); 351 352 malo_hal_trigger_pcicmd(mh); 353 354 if (waitfor == MALO_NOWAIT) 355 goto pass; 356 357 /* XXX 2000 vs 200 */ 358 if (malo_hal_waitfor(mh, MALO_INT_CODE_CMD_FINISHED) != 0) { 359 device_printf(mh->mh_dev, 360 "%s: timeout waiting for CMD_FINISHED, INT_CODE 0x%x\n", 361 __func__, malo_hal_read4(mh, MALO_REG_INT_CODE)); 362 363 return ETIMEDOUT; 364 } 365 366 pass: 367 malo_hal_write4(mh, MALO_REG_INT_CODE, 0); 368 369 return (0); 370 } 371 372 static int 373 malo_hal_fwload_helper(struct malo_hal *mh, char *helper) 374 { 375 const struct firmware *fw; 376 int error; 377 378 fw = firmware_get(helper); 379 if (fw == NULL) { 380 device_printf(mh->mh_dev, "could not read microcode %s!\n", 381 helper); 382 return (EIO); 383 } 384 385 device_printf(mh->mh_dev, "load %s firmware image (%zu bytes)\n", 386 helper, fw->datasize); 387 388 error = malo_hal_send_helper(mh, fw->datasize, fw->data, fw->datasize, 389 MALO_WAITOK); 390 if (error != 0) 391 goto fail; 392 393 /* tell the card we're done and... */ 394 error = malo_hal_send_helper(mh, 0, NULL, 0, MALO_NOWAIT); 395 396 fail: 397 firmware_put(fw, FIRMWARE_UNLOAD); 398 399 return (error); 400 } 401 402 /* 403 * Firmware block xmit when talking to the 1st-stage loader. 404 */ 405 static int 406 malo_hal_send_main(struct malo_hal *mh, const void *data, size_t dsize, 407 uint16_t seqnum, int waitfor) 408 { 409 mh->mh_cmdbuf[0] = htole16(MALO_HOSTCMD_CODE_DNLD); 410 mh->mh_cmdbuf[1] = htole16(dsize); 411 mh->mh_cmdbuf[2] = htole16(seqnum); 412 mh->mh_cmdbuf[3] = 0; 413 memcpy(&mh->mh_cmdbuf[4], data, dsize); 414 415 malo_hal_trigger_pcicmd(mh); 416 417 if (waitfor == MALO_NOWAIT) 418 goto pass; 419 420 if (malo_hal_waitfor(mh, MALO_INT_CODE_CMD_FINISHED) != 0) { 421 device_printf(mh->mh_dev, 422 "%s: timeout waiting for CMD_FINISHED, INT_CODE 0x%x\n", 423 __func__, malo_hal_read4(mh, MALO_REG_INT_CODE)); 424 425 return ETIMEDOUT; 426 } 427 428 pass: 429 malo_hal_write4(mh, MALO_REG_INT_CODE, 0); 430 431 return 0; 432 } 433 434 static int 435 malo_hal_fwload_main(struct malo_hal *mh, char *firmware) 436 { 437 const struct firmware *fw; 438 const uint8_t *fp; 439 int error; 440 size_t count; 441 uint16_t seqnum; 442 uint32_t blocksize; 443 444 error = 0; 445 446 fw = firmware_get(firmware); 447 if (fw == NULL) { 448 device_printf(mh->mh_dev, "could not read firmware %s!\n", 449 firmware); 450 return (EIO); 451 } 452 453 device_printf(mh->mh_dev, "load %s firmware image (%zu bytes)\n", 454 firmware, fw->datasize); 455 456 seqnum = 1; 457 for (count = 0; count < fw->datasize; count += blocksize) { 458 blocksize = MIN(256, fw->datasize - count); 459 fp = (const uint8_t *)fw->data + count; 460 461 error = malo_hal_send_main(mh, fp, blocksize, seqnum++, 462 MALO_NOWAIT); 463 if (error != 0) 464 goto fail; 465 DELAY(500); 466 } 467 468 /* 469 * send a command with size 0 to tell that the firmware has been 470 * uploaded 471 */ 472 error = malo_hal_send_main(mh, NULL, 0, seqnum++, MALO_NOWAIT); 473 DELAY(100); 474 475 fail: 476 firmware_put(fw, FIRMWARE_UNLOAD); 477 478 return (error); 479 } 480 481 int 482 malo_hal_fwload(struct malo_hal *mh, char *helper, char *firmware) 483 { 484 int error, i; 485 uint32_t fwreadysig, opmode; 486 487 /* 488 * NB: now malo(4) supports only STA mode. It will be better if it 489 * supports AP mode. 490 */ 491 fwreadysig = MALO_HOSTCMD_STA_FWRDY_SIGNATURE; 492 opmode = MALO_HOSTCMD_STA_MODE; 493 494 malo_hal_fw_reset(mh); 495 496 malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_CLEAR_SEL, 497 MALO_A2HRIC_BIT_MASK); 498 malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_CAUSE, 0x00); 499 malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_MASK, 0x00); 500 malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_STATUS_MASK, 501 MALO_A2HRIC_BIT_MASK); 502 503 error = malo_hal_fwload_helper(mh, helper); 504 if (error != 0) { 505 device_printf(mh->mh_dev, "failed to load bootrom loader.\n"); 506 goto fail; 507 } 508 509 DELAY(200 * MALO_FW_CHECK_USECS); 510 511 error = malo_hal_fwload_main(mh, firmware); 512 if (error != 0) { 513 device_printf(mh->mh_dev, "failed to load firmware.\n"); 514 goto fail; 515 } 516 517 /* 518 * Wait for firmware to startup; we monitor the INT_CODE register 519 * waiting for a signature to written back indicating it's ready to go. 520 */ 521 mh->mh_cmdbuf[1] = 0; 522 523 if (opmode != MALO_HOSTCMD_STA_MODE) 524 malo_hal_trigger_pcicmd(mh); 525 526 for (i = 0; i < MALO_FW_MAX_NUM_CHECKS; i++) { 527 malo_hal_write4(mh, MALO_REG_GEN_PTR, opmode); 528 DELAY(MALO_FW_CHECK_USECS); 529 if (malo_hal_read4(mh, MALO_REG_INT_CODE) == fwreadysig) { 530 malo_hal_write4(mh, MALO_REG_INT_CODE, 0x00); 531 return malo_hal_resetstate(mh); 532 } 533 } 534 535 return ETIMEDOUT; 536 fail: 537 malo_hal_fw_reset(mh); 538 539 return (error); 540 } 541 542 /* 543 * Return "hw specs". Note this must be the first cmd MUST be done after 544 * a firmware download or the f/w will lockup. 545 */ 546 int 547 malo_hal_gethwspecs(struct malo_hal *mh, struct malo_hal_hwspec *hw) 548 { 549 struct malo_cmd_get_hwspec *cmd; 550 int ret; 551 552 MALO_HAL_LOCK(mh); 553 554 _CMD_SETUP(cmd, struct malo_cmd_get_hwspec, MALO_HOSTCMD_GET_HW_SPEC); 555 memset(&cmd->permaddr[0], 0xff, IEEE80211_ADDR_LEN); 556 cmd->ul_fw_awakecookie = htole32((unsigned int)mh->mh_cmdaddr + 2048); 557 558 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_GET_HW_SPEC); 559 if (ret == 0) { 560 IEEE80211_ADDR_COPY(hw->macaddr, cmd->permaddr); 561 hw->wcbbase[0] = le32toh(cmd->wcbbase0) & 0x0000ffff; 562 hw->wcbbase[1] = le32toh(cmd->wcbbase1) & 0x0000ffff; 563 hw->wcbbase[2] = le32toh(cmd->wcbbase2) & 0x0000ffff; 564 hw->wcbbase[3] = le32toh(cmd->wcbbase3) & 0x0000ffff; 565 hw->rxdesc_read = le32toh(cmd->rxpdrd_ptr)& 0x0000ffff; 566 hw->rxdesc_write = le32toh(cmd->rxpdwr_ptr)& 0x0000ffff; 567 hw->regioncode = le16toh(cmd->regioncode) & 0x00ff; 568 hw->fw_releasenum = le32toh(cmd->fw_releasenum); 569 hw->maxnum_wcb = le16toh(cmd->num_wcb); 570 hw->maxnum_mcaddr = le16toh(cmd->num_mcastaddr); 571 hw->num_antenna = le16toh(cmd->num_antenna); 572 hw->hwversion = cmd->version; 573 hw->hostinterface = cmd->hostif; 574 } 575 576 MALO_HAL_UNLOCK(mh); 577 578 return ret; 579 } 580 581 void 582 malo_hal_detach(struct malo_hal *mh) 583 { 584 585 bus_dmamem_free(mh->mh_dmat, mh->mh_cmdbuf, mh->mh_dmamap); 586 bus_dma_tag_destroy(mh->mh_dmat); 587 mtx_destroy(&mh->mh_mtx); 588 free(mh, M_DEVBUF); 589 } 590 591 /* 592 * Configure antenna use. Takes effect immediately. 593 * 594 * XXX tx antenna setting ignored 595 * XXX rx antenna setting should always be 3 (for now) 596 */ 597 int 598 malo_hal_setantenna(struct malo_hal *mh, enum malo_hal_antenna dirset, int ant) 599 { 600 struct malo_cmd_rf_antenna *cmd; 601 int ret; 602 603 if (!(dirset == MHA_ANTENNATYPE_RX || dirset == MHA_ANTENNATYPE_TX)) 604 return EINVAL; 605 606 MALO_HAL_LOCK(mh); 607 608 _CMD_SETUP(cmd, struct malo_cmd_rf_antenna, 609 MALO_HOSTCMD_802_11_RF_ANTENNA); 610 cmd->action = htole16(dirset); 611 if (ant == 0) { /* default to all/both antennae */ 612 /* XXX never reach now. */ 613 ant = 3; 614 } 615 cmd->mode = htole16(ant); 616 617 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_802_11_RF_ANTENNA); 618 619 MALO_HAL_UNLOCK(mh); 620 621 return ret; 622 } 623 624 /* 625 * Configure radio. Takes effect immediately. 626 * 627 * XXX preamble installed after set fixed rate cmd 628 */ 629 int 630 malo_hal_setradio(struct malo_hal *mh, int onoff, 631 enum malo_hal_preamble preamble) 632 { 633 struct malo_cmd_radio_control *cmd; 634 int ret; 635 636 MALO_HAL_LOCK(mh); 637 638 _CMD_SETUP(cmd, struct malo_cmd_radio_control, 639 MALO_HOSTCMD_802_11_RADIO_CONTROL); 640 cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET); 641 if (onoff == 0) 642 cmd->control = 0; 643 else 644 cmd->control = htole16(preamble); 645 cmd->radio_on = htole16(onoff); 646 647 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_802_11_RADIO_CONTROL); 648 649 MALO_HAL_UNLOCK(mh); 650 651 return ret; 652 } 653 654 /* 655 * Set the interrupt mask. 656 */ 657 void 658 malo_hal_intrset(struct malo_hal *mh, uint32_t mask) 659 { 660 661 malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_MASK, 0); 662 (void)malo_hal_read4(mh, MALO_REG_INT_CODE); 663 664 mh->mh_imask = mask; 665 malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_MASK, mask); 666 (void)malo_hal_read4(mh, MALO_REG_INT_CODE); 667 } 668 669 int 670 malo_hal_setchannel(struct malo_hal *mh, const struct malo_hal_channel *chan) 671 { 672 struct malo_cmd_fw_set_rf_channel *cmd; 673 int ret; 674 675 MALO_HAL_LOCK(mh); 676 677 _CMD_SETUP(cmd, struct malo_cmd_fw_set_rf_channel, 678 MALO_HOSTCMD_SET_RF_CHANNEL); 679 cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET); 680 cmd->cur_channel = chan->channel; 681 682 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_RF_CHANNEL); 683 684 MALO_HAL_UNLOCK(mh); 685 686 return ret; 687 } 688 689 int 690 malo_hal_settxpower(struct malo_hal *mh, const struct malo_hal_channel *c) 691 { 692 struct malo_cmd_rf_tx_power *cmd; 693 const struct malo_hal_caldata *cal = &mh->mh_caldata; 694 uint8_t chan = c->channel; 695 uint16_t pow; 696 int i, idx, ret; 697 698 MALO_HAL_LOCK(mh); 699 700 _CMD_SETUP(cmd, struct malo_cmd_rf_tx_power, 701 MALO_HOSTCMD_802_11_RF_TX_POWER); 702 cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET_LIST); 703 for (i = 0; i < 4; i++) { 704 idx = (chan - 1) * 4 + i; 705 pow = cal->pt_ratetable_20m[idx]; 706 cmd->power_levellist[i] = htole16(pow); 707 } 708 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_802_11_RF_TX_POWER); 709 710 MALO_HAL_UNLOCK(mh); 711 712 return ret; 713 } 714 715 int 716 malo_hal_setpromisc(struct malo_hal *mh, int enable) 717 { 718 /* XXX need host cmd */ 719 return 0; 720 } 721 722 int 723 malo_hal_setassocid(struct malo_hal *mh, 724 const uint8_t bssid[IEEE80211_ADDR_LEN], uint16_t associd) 725 { 726 struct malo_cmd_fw_set_aid *cmd; 727 int ret; 728 729 MALO_HAL_LOCK(mh); 730 731 _CMD_SETUP(cmd, struct malo_cmd_fw_set_aid, 732 MALO_HOSTCMD_SET_AID); 733 cmd->cmdhdr.seqnum = 1; 734 cmd->associd = htole16(associd); 735 IEEE80211_ADDR_COPY(&cmd->macaddr[0], bssid); 736 737 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_AID); 738 MALO_HAL_UNLOCK(mh); 739 return ret; 740 } 741 742 /* 743 * Kick the firmware to tell it there are new tx descriptors 744 * for processing. The driver says what h/w q has work in 745 * case the f/w ever gets smarter. 746 */ 747 void 748 malo_hal_txstart(struct malo_hal *mh, int qnum) 749 { 750 bus_space_write_4(mh->mh_iot, mh->mh_ioh, 751 MALO_REG_H2A_INTERRUPT_EVENTS, MALO_H2ARIC_BIT_PPA_READY); 752 (void) bus_space_read_4(mh->mh_iot, mh->mh_ioh, MALO_REG_INT_CODE); 753 } 754 755 /* 756 * Return the current ISR setting and clear the cause. 757 */ 758 void 759 malo_hal_getisr(struct malo_hal *mh, uint32_t *status) 760 { 761 uint32_t cause; 762 763 cause = bus_space_read_4(mh->mh_iot, mh->mh_ioh, 764 MALO_REG_A2H_INTERRUPT_CAUSE); 765 if (cause == 0xffffffff) { /* card removed */ 766 cause = 0; 767 } else if (cause != 0) { 768 /* clear cause bits */ 769 bus_space_write_4(mh->mh_iot, mh->mh_ioh, 770 MALO_REG_A2H_INTERRUPT_CAUSE, cause &~ mh->mh_imask); 771 (void) bus_space_read_4(mh->mh_iot, mh->mh_ioh, 772 MALO_REG_INT_CODE); 773 cause &= mh->mh_imask; 774 } 775 776 *status = cause; 777 } 778 779 /* 780 * Callback from the driver on a cmd done interrupt. Nothing to do right 781 * now as we spin waiting for cmd completion. 782 */ 783 void 784 malo_hal_cmddone(struct malo_hal *mh) 785 { 786 /* NB : do nothing. */ 787 } 788 789 int 790 malo_hal_prescan(struct malo_hal *mh) 791 { 792 struct malo_cmd_prescan *cmd; 793 int ret; 794 795 MALO_HAL_LOCK(mh); 796 797 _CMD_SETUP(cmd, struct malo_cmd_prescan, MALO_HOSTCMD_SET_PRE_SCAN); 798 cmd->cmdhdr.seqnum = 1; 799 800 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_PRE_SCAN); 801 802 MALO_HAL_UNLOCK(mh); 803 804 return ret; 805 } 806 807 int 808 malo_hal_postscan(struct malo_hal *mh, uint8_t *macaddr, uint8_t ibsson) 809 { 810 struct malo_cmd_postscan *cmd; 811 int ret; 812 813 MALO_HAL_LOCK(mh); 814 815 _CMD_SETUP(cmd, struct malo_cmd_postscan, MALO_HOSTCMD_SET_POST_SCAN); 816 cmd->cmdhdr.seqnum = 1; 817 cmd->isibss = htole32(ibsson); 818 IEEE80211_ADDR_COPY(&cmd->bssid[0], macaddr); 819 820 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_POST_SCAN); 821 822 MALO_HAL_UNLOCK(mh); 823 824 return ret; 825 } 826 827 int 828 malo_hal_set_slot(struct malo_hal *mh, int is_short) 829 { 830 int ret; 831 struct malo_cmd_fw_setslot *cmd; 832 833 MALO_HAL_LOCK(mh); 834 835 _CMD_SETUP(cmd, struct malo_cmd_fw_setslot, MALO_HOSTCMD_SET_SLOT); 836 cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET); 837 cmd->slot = (is_short == 1 ? 1 : 0); 838 839 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_SLOT); 840 841 MALO_HAL_UNLOCK(mh); 842 843 return ret; 844 } 845 846 int 847 malo_hal_set_rate(struct malo_hal *mh, uint16_t curmode, uint8_t rate) 848 { 849 int i, ret; 850 struct malo_cmd_set_rate *cmd; 851 852 MALO_HAL_LOCK(mh); 853 854 _CMD_SETUP(cmd, struct malo_cmd_set_rate, MALO_HOSTCMD_SET_RATE); 855 cmd->aprates[0] = 2; 856 cmd->aprates[1] = 4; 857 cmd->aprates[2] = 11; 858 cmd->aprates[3] = 22; 859 if (curmode == IEEE80211_MODE_11G) { 860 cmd->aprates[4] = 0; /* XXX reserved? */ 861 cmd->aprates[5] = 12; 862 cmd->aprates[6] = 18; 863 cmd->aprates[7] = 24; 864 cmd->aprates[8] = 36; 865 cmd->aprates[9] = 48; 866 cmd->aprates[10] = 72; 867 cmd->aprates[11] = 96; 868 cmd->aprates[12] = 108; 869 } 870 871 if (rate != 0) { 872 /* fixed rate */ 873 for (i = 0; i < 13; i++) { 874 if (cmd->aprates[i] == rate) { 875 cmd->rateindex = i; 876 cmd->dataratetype = 1; 877 break; 878 } 879 } 880 } 881 882 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_RATE); 883 884 MALO_HAL_UNLOCK(mh); 885 886 return ret; 887 } 888 889 int 890 malo_hal_setmcast(struct malo_hal *mh, int nmc, const uint8_t macs[]) 891 { 892 struct malo_cmd_mcast *cmd; 893 int ret; 894 895 if (nmc > MALO_HAL_MCAST_MAX) 896 return EINVAL; 897 898 MALO_HAL_LOCK(mh); 899 900 _CMD_SETUP(cmd, struct malo_cmd_mcast, MALO_HOSTCMD_MAC_MULTICAST_ADR); 901 memcpy(cmd->maclist, macs, nmc * IEEE80211_ADDR_LEN); 902 cmd->numaddr = htole16(nmc); 903 cmd->action = htole16(0xffff); 904 905 ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_MAC_MULTICAST_ADR); 906 907 MALO_HAL_UNLOCK(mh); 908 909 return ret; 910 } 911