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