1 /*- 2 * Copyright (c) 2009-2010 Weongyo Jeong <weongyo@freebsd.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 16 * NO WARRANTY 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 */ 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include "opt_bwn.h" 34 #include "opt_wlan.h" 35 36 /* 37 * The Broadcom Wireless LAN controller driver. 38 */ 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/kernel.h> 43 #include <sys/malloc.h> 44 #include <sys/module.h> 45 #include <sys/endian.h> 46 #include <sys/errno.h> 47 #include <sys/firmware.h> 48 #include <sys/lock.h> 49 #include <sys/mutex.h> 50 #include <machine/bus.h> 51 #include <machine/resource.h> 52 #include <sys/bus.h> 53 #include <sys/rman.h> 54 #include <sys/socket.h> 55 #include <sys/sockio.h> 56 57 #include <net/ethernet.h> 58 #include <net/if.h> 59 #include <net/if_var.h> 60 #include <net/if_arp.h> 61 #include <net/if_dl.h> 62 #include <net/if_llc.h> 63 #include <net/if_media.h> 64 #include <net/if_types.h> 65 66 #include <dev/pci/pcivar.h> 67 #include <dev/pci/pcireg.h> 68 69 #include <net80211/ieee80211_var.h> 70 #include <net80211/ieee80211_radiotap.h> 71 #include <net80211/ieee80211_regdomain.h> 72 #include <net80211/ieee80211_phy.h> 73 #include <net80211/ieee80211_ratectl.h> 74 75 #include <dev/bwn/if_bwnreg.h> 76 #include <dev/bwn/if_bwnvar.h> 77 78 #include <dev/bwn/if_bwn_debug.h> 79 #include <dev/bwn/if_bwn_misc.h> 80 #include <dev/bwn/if_bwn_phy_g.h> 81 82 #include "bhnd_nvram_map.h" 83 84 static void bwn_phy_g_init_sub(struct bwn_mac *); 85 static uint8_t bwn_has_hwpctl(struct bwn_mac *); 86 static void bwn_phy_init_b5(struct bwn_mac *); 87 static void bwn_phy_init_b6(struct bwn_mac *); 88 static void bwn_phy_init_a(struct bwn_mac *); 89 static void bwn_loopback_calcgain(struct bwn_mac *); 90 static uint16_t bwn_rf_init_bcm2050(struct bwn_mac *); 91 static void bwn_lo_g_init(struct bwn_mac *); 92 static void bwn_lo_g_adjust(struct bwn_mac *); 93 static void bwn_lo_get_powervector(struct bwn_mac *); 94 static struct bwn_lo_calib *bwn_lo_calibset(struct bwn_mac *, 95 const struct bwn_bbatt *, const struct bwn_rfatt *); 96 static void bwn_lo_write(struct bwn_mac *, struct bwn_loctl *); 97 static void bwn_phy_hwpctl_init(struct bwn_mac *); 98 static void bwn_phy_g_switch_chan(struct bwn_mac *, int, uint8_t); 99 static void bwn_phy_g_set_txpwr_sub(struct bwn_mac *, 100 const struct bwn_bbatt *, const struct bwn_rfatt *, 101 uint8_t); 102 static void bwn_phy_g_set_bbatt(struct bwn_mac *, uint16_t); 103 static uint16_t bwn_rf_2050_rfoverval(struct bwn_mac *, uint16_t, uint32_t); 104 static void bwn_spu_workaround(struct bwn_mac *, uint8_t); 105 static void bwn_wa_init(struct bwn_mac *); 106 static void bwn_ofdmtab_write_2(struct bwn_mac *, uint16_t, uint16_t, 107 uint16_t); 108 static void bwn_ofdmtab_write_4(struct bwn_mac *, uint16_t, uint16_t, 109 uint32_t); 110 static void bwn_gtab_write(struct bwn_mac *, uint16_t, uint16_t, 111 uint16_t); 112 static int16_t bwn_nrssi_read(struct bwn_mac *, uint16_t); 113 static void bwn_nrssi_offset(struct bwn_mac *); 114 static void bwn_nrssi_threshold(struct bwn_mac *); 115 static void bwn_nrssi_slope_11g(struct bwn_mac *); 116 static void bwn_set_all_gains(struct bwn_mac *, int16_t, int16_t, 117 int16_t); 118 static void bwn_set_original_gains(struct bwn_mac *); 119 static void bwn_hwpctl_early_init(struct bwn_mac *); 120 static void bwn_hwpctl_init_gphy(struct bwn_mac *); 121 static uint16_t bwn_phy_g_chan2freq(uint8_t); 122 static void bwn_phy_g_dc_lookup_init(struct bwn_mac *, uint8_t); 123 124 /* Stuff we need */ 125 126 static uint16_t bwn_phy_g_txctl(struct bwn_mac *mac); 127 static int bwn_phy_shm_tssi_read(struct bwn_mac *mac, uint16_t shm_offset); 128 static void bwn_phy_g_setatt(struct bwn_mac *mac, int *bbattp, int *rfattp); 129 static void bwn_phy_lock(struct bwn_mac *mac); 130 static void bwn_phy_unlock(struct bwn_mac *mac); 131 static void bwn_rf_lock(struct bwn_mac *mac); 132 static void bwn_rf_unlock(struct bwn_mac *mac); 133 134 static const uint16_t bwn_tab_noise_g1[] = BWN_TAB_NOISE_G1; 135 static const uint16_t bwn_tab_noise_g2[] = BWN_TAB_NOISE_G2; 136 static const uint16_t bwn_tab_noisescale_g1[] = BWN_TAB_NOISESCALE_G1; 137 static const uint16_t bwn_tab_noisescale_g2[] = BWN_TAB_NOISESCALE_G2; 138 static const uint16_t bwn_tab_noisescale_g3[] = BWN_TAB_NOISESCALE_G3; 139 const uint8_t bwn_bitrev_table[256] = BWN_BITREV_TABLE; 140 141 static uint8_t 142 bwn_has_hwpctl(struct bwn_mac *mac) 143 { 144 145 if (mac->mac_phy.hwpctl == 0 || mac->mac_phy.use_hwpctl == NULL) 146 return (0); 147 return (mac->mac_phy.use_hwpctl(mac)); 148 } 149 150 int 151 bwn_phy_g_attach(struct bwn_mac *mac) 152 { 153 struct bwn_softc *sc = mac->mac_sc; 154 struct bwn_phy *phy = &mac->mac_phy; 155 struct bwn_phy_g *pg = &phy->phy_g; 156 unsigned int i; 157 int16_t pab0, pab1, pab2; 158 static int8_t bwn_phy_g_tssi2dbm_table[] = BWN_PHY_G_TSSI2DBM_TABLE; 159 int8_t bg; 160 int error; 161 162 /* Fetch SPROM configuration */ 163 #define BWN_PHY_G_READVAR(_dev, _type, _name, _result) \ 164 do { \ 165 error = bhnd_nvram_getvar_ ##_type((_dev), (_name), (_result)); \ 166 if (error) { \ 167 device_printf((_dev), "NVRAM variable %s unreadable: " \ 168 "%d\n", (_name), error); \ 169 return (error); \ 170 } \ 171 } while(0) 172 173 BWN_PHY_G_READVAR(sc->sc_dev, int8, BHND_NVAR_PA0ITSSIT, &bg); 174 BWN_PHY_G_READVAR(sc->sc_dev, int16, BHND_NVAR_PA0B0, &pab0); 175 BWN_PHY_G_READVAR(sc->sc_dev, int16, BHND_NVAR_PA0B1, &pab1); 176 BWN_PHY_G_READVAR(sc->sc_dev, int16, BHND_NVAR_PA0B2, &pab2); 177 BWN_PHY_G_READVAR(sc->sc_dev, int16, BHND_NVAR_PA0MAXPWR, 178 &pg->pg_pa0maxpwr); 179 180 #undef BWN_PHY_G_READVAR 181 182 pg->pg_flags = 0; 183 if (pab0 == 0 || pab1 == 0 || pab2 == 0 || pab0 == -1 || pab1 == -1 || 184 pab2 == -1) { 185 pg->pg_idletssi = 52; 186 pg->pg_tssi2dbm = bwn_phy_g_tssi2dbm_table; 187 return (0); 188 } 189 190 pg->pg_idletssi = (bg == 0 || bg == -1) ? 62 : bg; 191 pg->pg_tssi2dbm = (uint8_t *)malloc(64, M_DEVBUF, M_NOWAIT | M_ZERO); 192 if (pg->pg_tssi2dbm == NULL) { 193 device_printf(sc->sc_dev, "failed to allocate buffer\n"); 194 return (ENOMEM); 195 } 196 for (i = 0; i < 64; i++) { 197 int32_t m1, m2, f, q, delta; 198 int8_t j = 0; 199 200 m1 = BWN_TSSI2DBM(16 * pab0 + i * pab1, 32); 201 m2 = MAX(BWN_TSSI2DBM(32768 + i * pab2, 256), 1); 202 f = 256; 203 204 do { 205 if (j > 15) { 206 device_printf(sc->sc_dev, 207 "failed to generate tssi2dBm\n"); 208 free(pg->pg_tssi2dbm, M_DEVBUF); 209 return (ENOMEM); 210 } 211 q = BWN_TSSI2DBM(f * 4096 - BWN_TSSI2DBM(m2 * f, 16) * 212 f, 2048); 213 delta = abs(q - f); 214 f = q; 215 j++; 216 } while (delta >= 2); 217 218 pg->pg_tssi2dbm[i] = MIN(MAX(BWN_TSSI2DBM(m1 * f, 8192), -127), 219 127); 220 } 221 222 pg->pg_flags |= BWN_PHY_G_FLAG_TSSITABLE_ALLOC; 223 return (0); 224 } 225 226 void 227 bwn_phy_g_detach(struct bwn_mac *mac) 228 { 229 struct bwn_phy_g *pg = &mac->mac_phy.phy_g; 230 231 if (pg->pg_flags & BWN_PHY_G_FLAG_TSSITABLE_ALLOC) { 232 free(pg->pg_tssi2dbm, M_DEVBUF); 233 pg->pg_tssi2dbm = NULL; 234 } 235 pg->pg_flags = 0; 236 } 237 238 void 239 bwn_phy_g_init_pre(struct bwn_mac *mac) 240 { 241 struct bwn_phy *phy = &mac->mac_phy; 242 struct bwn_phy_g *pg = &phy->phy_g; 243 void *tssi2dbm; 244 int idletssi; 245 unsigned int i; 246 247 tssi2dbm = pg->pg_tssi2dbm; 248 idletssi = pg->pg_idletssi; 249 250 memset(pg, 0, sizeof(*pg)); 251 252 pg->pg_tssi2dbm = tssi2dbm; 253 pg->pg_idletssi = idletssi; 254 255 memset(pg->pg_minlowsig, 0xff, sizeof(pg->pg_minlowsig)); 256 257 for (i = 0; i < N(pg->pg_nrssi); i++) 258 pg->pg_nrssi[i] = -1000; 259 for (i = 0; i < N(pg->pg_nrssi_lt); i++) 260 pg->pg_nrssi_lt[i] = i; 261 pg->pg_lofcal = 0xffff; 262 pg->pg_initval = 0xffff; 263 pg->pg_immode = BWN_IMMODE_NONE; 264 pg->pg_ofdmtab_dir = BWN_OFDMTAB_DIR_UNKNOWN; 265 pg->pg_avgtssi = 0xff; 266 267 pg->pg_loctl.tx_bias = 0xff; 268 TAILQ_INIT(&pg->pg_loctl.calib_list); 269 } 270 271 int 272 bwn_phy_g_prepare_hw(struct bwn_mac *mac) 273 { 274 struct bwn_phy *phy = &mac->mac_phy; 275 struct bwn_phy_g *pg = &phy->phy_g; 276 struct bwn_softc *sc = mac->mac_sc; 277 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 278 static const struct bwn_rfatt rfatt0[] = { 279 { 3, 0 }, { 1, 0 }, { 5, 0 }, { 7, 0 }, { 9, 0 }, { 2, 0 }, 280 { 0, 0 }, { 4, 0 }, { 6, 0 }, { 8, 0 }, { 1, 1 }, { 2, 1 }, 281 { 3, 1 }, { 4, 1 } 282 }; 283 static const struct bwn_rfatt rfatt1[] = { 284 { 2, 1 }, { 4, 1 }, { 6, 1 }, { 8, 1 }, { 10, 1 }, { 12, 1 }, 285 { 14, 1 } 286 }; 287 static const struct bwn_rfatt rfatt2[] = { 288 { 0, 1 }, { 2, 1 }, { 4, 1 }, { 6, 1 }, { 8, 1 }, { 9, 1 }, 289 { 9, 1 } 290 }; 291 static const struct bwn_bbatt bbatt_0[] = { 292 { 0 }, { 1 }, { 2 }, { 3 }, { 4 }, { 5 }, { 6 }, { 7 }, { 8 } 293 }; 294 295 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s fail", __func__)); 296 297 if (phy->rf_ver == 0x2050 && phy->rf_rev < 6) 298 pg->pg_bbatt.att = 0; 299 else 300 pg->pg_bbatt.att = 2; 301 302 /* prepare Radio Attenuation */ 303 pg->pg_rfatt.padmix = 0; 304 305 if (sc->sc_board_info.board_vendor == PCI_VENDOR_BROADCOM && 306 sc->sc_board_info.board_type == BHND_BOARD_BCM94309G) { 307 if (sc->sc_board_info.board_rev < 0x43) { 308 pg->pg_rfatt.att = 2; 309 goto done; 310 } else if (sc->sc_board_info.board_rev < 0x51) { 311 pg->pg_rfatt.att = 3; 312 goto done; 313 } 314 } 315 316 if (phy->type == BWN_PHYTYPE_A) { 317 pg->pg_rfatt.att = 0x60; 318 goto done; 319 } 320 321 switch (phy->rf_ver) { 322 case 0x2050: 323 switch (phy->rf_rev) { 324 case 0: 325 pg->pg_rfatt.att = 5; 326 goto done; 327 case 1: 328 if (phy->type == BWN_PHYTYPE_G) { 329 if (sc->sc_board_info.board_vendor == 330 PCI_VENDOR_BROADCOM && 331 sc->sc_board_info.board_type == 332 BHND_BOARD_BCM94309G && 333 sc->sc_board_info.board_rev >= 30) 334 pg->pg_rfatt.att = 3; 335 else if (sc->sc_board_info.board_vendor == 336 PCI_VENDOR_BROADCOM && 337 sc->sc_board_info.board_type == 338 BHND_BOARD_BU4306) 339 pg->pg_rfatt.att = 3; 340 else 341 pg->pg_rfatt.att = 1; 342 } else { 343 if (sc->sc_board_info.board_vendor == 344 PCI_VENDOR_BROADCOM && 345 sc->sc_board_info.board_type == 346 BHND_BOARD_BCM94309G && 347 sc->sc_board_info.board_rev >= 30) 348 pg->pg_rfatt.att = 7; 349 else 350 pg->pg_rfatt.att = 6; 351 } 352 goto done; 353 case 2: 354 if (phy->type == BWN_PHYTYPE_G) { 355 if (sc->sc_board_info.board_vendor == 356 PCI_VENDOR_BROADCOM && 357 sc->sc_board_info.board_type == 358 BHND_BOARD_BCM94309G && 359 sc->sc_board_info.board_rev >= 30) 360 pg->pg_rfatt.att = 3; 361 else if (sc->sc_board_info.board_vendor == 362 PCI_VENDOR_BROADCOM && 363 sc->sc_board_info.board_type == 364 BHND_BOARD_BU4306) 365 pg->pg_rfatt.att = 5; 366 else if (sc->sc_cid.chip_id == 367 BHND_CHIPID_BCM4320) 368 pg->pg_rfatt.att = 4; 369 else 370 pg->pg_rfatt.att = 3; 371 } else 372 pg->pg_rfatt.att = 6; 373 goto done; 374 case 3: 375 pg->pg_rfatt.att = 5; 376 goto done; 377 case 4: 378 case 5: 379 pg->pg_rfatt.att = 1; 380 goto done; 381 case 6: 382 case 7: 383 pg->pg_rfatt.att = 5; 384 goto done; 385 case 8: 386 pg->pg_rfatt.att = 0xa; 387 pg->pg_rfatt.padmix = 1; 388 goto done; 389 case 9: 390 default: 391 pg->pg_rfatt.att = 5; 392 goto done; 393 } 394 break; 395 case 0x2053: 396 switch (phy->rf_rev) { 397 case 1: 398 pg->pg_rfatt.att = 6; 399 goto done; 400 } 401 break; 402 } 403 pg->pg_rfatt.att = 5; 404 done: 405 pg->pg_txctl = (bwn_phy_g_txctl(mac) << 4); 406 407 if (!bwn_has_hwpctl(mac)) { 408 lo->rfatt.array = rfatt0; 409 lo->rfatt.len = N(rfatt0); 410 lo->rfatt.min = 0; 411 lo->rfatt.max = 9; 412 goto genbbatt; 413 } 414 if (phy->rf_ver == 0x2050 && phy->rf_rev == 8) { 415 lo->rfatt.array = rfatt1; 416 lo->rfatt.len = N(rfatt1); 417 lo->rfatt.min = 0; 418 lo->rfatt.max = 14; 419 goto genbbatt; 420 } 421 lo->rfatt.array = rfatt2; 422 lo->rfatt.len = N(rfatt2); 423 lo->rfatt.min = 0; 424 lo->rfatt.max = 9; 425 genbbatt: 426 lo->bbatt.array = bbatt_0; 427 lo->bbatt.len = N(bbatt_0); 428 lo->bbatt.min = 0; 429 lo->bbatt.max = 8; 430 431 BWN_READ_4(mac, BWN_MACCTL); 432 if (phy->rev == 1) { 433 phy->gmode = 0; 434 bwn_reset_core(mac, 0); 435 bwn_phy_g_init_sub(mac); 436 phy->gmode = 1; 437 bwn_reset_core(mac, 1); 438 } 439 return (0); 440 } 441 442 static uint16_t 443 bwn_phy_g_txctl(struct bwn_mac *mac) 444 { 445 struct bwn_phy *phy = &mac->mac_phy; 446 447 if (phy->rf_ver != 0x2050) 448 return (0); 449 if (phy->rf_rev == 1) 450 return (BWN_TXCTL_PA2DB | BWN_TXCTL_TXMIX); 451 if (phy->rf_rev < 6) 452 return (BWN_TXCTL_PA2DB); 453 if (phy->rf_rev == 8) 454 return (BWN_TXCTL_TXMIX); 455 return (0); 456 } 457 458 int 459 bwn_phy_g_init(struct bwn_mac *mac) 460 { 461 462 bwn_phy_g_init_sub(mac); 463 return (0); 464 } 465 466 void 467 bwn_phy_g_exit(struct bwn_mac *mac) 468 { 469 struct bwn_txpwr_loctl *lo = &mac->mac_phy.phy_g.pg_loctl; 470 struct bwn_lo_calib *cal, *tmp; 471 472 if (lo == NULL) 473 return; 474 TAILQ_FOREACH_SAFE(cal, &lo->calib_list, list, tmp) { 475 TAILQ_REMOVE(&lo->calib_list, cal, list); 476 free(cal, M_DEVBUF); 477 } 478 } 479 480 uint16_t 481 bwn_phy_g_read(struct bwn_mac *mac, uint16_t reg) 482 { 483 484 BWN_WRITE_2(mac, BWN_PHYCTL, reg); 485 return (BWN_READ_2(mac, BWN_PHYDATA)); 486 } 487 488 void 489 bwn_phy_g_write(struct bwn_mac *mac, uint16_t reg, uint16_t value) 490 { 491 492 BWN_WRITE_2(mac, BWN_PHYCTL, reg); 493 BWN_WRITE_2(mac, BWN_PHYDATA, value); 494 } 495 496 uint16_t 497 bwn_phy_g_rf_read(struct bwn_mac *mac, uint16_t reg) 498 { 499 500 KASSERT(reg != 1, ("%s:%d: fail", __func__, __LINE__)); 501 BWN_WRITE_2(mac, BWN_RFCTL, reg | 0x80); 502 return (BWN_READ_2(mac, BWN_RFDATALO)); 503 } 504 505 void 506 bwn_phy_g_rf_write(struct bwn_mac *mac, uint16_t reg, uint16_t value) 507 { 508 509 KASSERT(reg != 1, ("%s:%d: fail", __func__, __LINE__)); 510 BWN_WRITE_2(mac, BWN_RFCTL, reg); 511 BWN_WRITE_2(mac, BWN_RFDATALO, value); 512 } 513 514 int 515 bwn_phy_g_hwpctl(struct bwn_mac *mac) 516 { 517 518 return (mac->mac_phy.rev >= 6); 519 } 520 521 void 522 bwn_phy_g_rf_onoff(struct bwn_mac *mac, int on) 523 { 524 struct bwn_phy *phy = &mac->mac_phy; 525 struct bwn_phy_g *pg = &phy->phy_g; 526 unsigned int channel; 527 uint16_t rfover, rfoverval; 528 529 if (on) { 530 if (phy->rf_on) 531 return; 532 533 BWN_PHY_WRITE(mac, 0x15, 0x8000); 534 BWN_PHY_WRITE(mac, 0x15, 0xcc00); 535 BWN_PHY_WRITE(mac, 0x15, (phy->gmode ? 0xc0 : 0x0)); 536 if (pg->pg_flags & BWN_PHY_G_FLAG_RADIOCTX_VALID) { 537 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 538 pg->pg_radioctx_over); 539 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 540 pg->pg_radioctx_overval); 541 pg->pg_flags &= ~BWN_PHY_G_FLAG_RADIOCTX_VALID; 542 } 543 channel = phy->chan; 544 bwn_phy_g_switch_chan(mac, 6, 1); 545 bwn_phy_g_switch_chan(mac, channel, 0); 546 return; 547 } 548 549 rfover = BWN_PHY_READ(mac, BWN_PHY_RFOVER); 550 rfoverval = BWN_PHY_READ(mac, BWN_PHY_RFOVERVAL); 551 pg->pg_radioctx_over = rfover; 552 pg->pg_radioctx_overval = rfoverval; 553 pg->pg_flags |= BWN_PHY_G_FLAG_RADIOCTX_VALID; 554 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, rfover | 0x008c); 555 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, rfoverval & 0xff73); 556 } 557 558 int 559 bwn_phy_g_switch_channel(struct bwn_mac *mac, uint32_t newchan) 560 { 561 562 if ((newchan < 1) || (newchan > 14)) 563 return (EINVAL); 564 bwn_phy_g_switch_chan(mac, newchan, 0); 565 566 return (0); 567 } 568 569 uint32_t 570 bwn_phy_g_get_default_chan(struct bwn_mac *mac) 571 { 572 573 return (1); 574 } 575 576 void 577 bwn_phy_g_set_antenna(struct bwn_mac *mac, int antenna) 578 { 579 struct bwn_phy *phy = &mac->mac_phy; 580 uint64_t hf; 581 int autodiv = 0; 582 uint16_t tmp; 583 584 if (antenna == BWN_ANTAUTO0 || antenna == BWN_ANTAUTO1) 585 autodiv = 1; 586 587 hf = bwn_hf_read(mac) & ~BWN_HF_UCODE_ANTDIV_HELPER; 588 bwn_hf_write(mac, hf); 589 590 BWN_PHY_WRITE(mac, BWN_PHY_BBANDCFG, 591 (BWN_PHY_READ(mac, BWN_PHY_BBANDCFG) & ~BWN_PHY_BBANDCFG_RXANT) | 592 ((autodiv ? BWN_ANTAUTO1 : antenna) 593 << BWN_PHY_BBANDCFG_RXANT_SHIFT)); 594 595 if (autodiv) { 596 tmp = BWN_PHY_READ(mac, BWN_PHY_ANTDWELL); 597 if (antenna == BWN_ANTAUTO1) 598 tmp &= ~BWN_PHY_ANTDWELL_AUTODIV1; 599 else 600 tmp |= BWN_PHY_ANTDWELL_AUTODIV1; 601 BWN_PHY_WRITE(mac, BWN_PHY_ANTDWELL, tmp); 602 } 603 tmp = BWN_PHY_READ(mac, BWN_PHY_ANTWRSETT); 604 if (autodiv) 605 tmp |= BWN_PHY_ANTWRSETT_ARXDIV; 606 else 607 tmp &= ~BWN_PHY_ANTWRSETT_ARXDIV; 608 BWN_PHY_WRITE(mac, BWN_PHY_ANTWRSETT, tmp); 609 if (phy->rev >= 2) { 610 BWN_PHY_WRITE(mac, BWN_PHY_OFDM61, 611 BWN_PHY_READ(mac, BWN_PHY_OFDM61) | BWN_PHY_OFDM61_10); 612 BWN_PHY_WRITE(mac, BWN_PHY_DIVSRCHGAINBACK, 613 (BWN_PHY_READ(mac, BWN_PHY_DIVSRCHGAINBACK) & 0xff00) | 614 0x15); 615 if (phy->rev == 2) 616 BWN_PHY_WRITE(mac, BWN_PHY_ADIVRELATED, 8); 617 else 618 BWN_PHY_WRITE(mac, BWN_PHY_ADIVRELATED, 619 (BWN_PHY_READ(mac, BWN_PHY_ADIVRELATED) & 0xff00) | 620 8); 621 } 622 if (phy->rev >= 6) 623 BWN_PHY_WRITE(mac, BWN_PHY_OFDM9B, 0xdc); 624 625 hf |= BWN_HF_UCODE_ANTDIV_HELPER; 626 bwn_hf_write(mac, hf); 627 } 628 629 int 630 bwn_phy_g_im(struct bwn_mac *mac, int mode) 631 { 632 struct bwn_phy *phy = &mac->mac_phy; 633 struct bwn_phy_g *pg = &phy->phy_g; 634 635 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s: fail", __func__)); 636 KASSERT(mode == BWN_IMMODE_NONE, ("%s: fail", __func__)); 637 638 if (phy->rev == 0 || !phy->gmode) 639 return (ENODEV); 640 641 pg->pg_aci_wlan_automatic = 0; 642 return (0); 643 } 644 645 bwn_txpwr_result_t 646 bwn_phy_g_recalc_txpwr(struct bwn_mac *mac, int ignore_tssi) 647 { 648 struct bwn_phy *phy = &mac->mac_phy; 649 struct bwn_phy_g *pg = &phy->phy_g; 650 struct bwn_softc *sc = mac->mac_sc; 651 unsigned int tssi; 652 int cck, ofdm; 653 int power; 654 int rfatt, bbatt; 655 unsigned int max; 656 657 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s: fail", __func__)); 658 659 cck = bwn_phy_shm_tssi_read(mac, BWN_SHARED_TSSI_CCK); 660 ofdm = bwn_phy_shm_tssi_read(mac, BWN_SHARED_TSSI_OFDM_G); 661 if (cck < 0 && ofdm < 0) { 662 if (ignore_tssi == 0) 663 return (BWN_TXPWR_RES_DONE); 664 cck = 0; 665 ofdm = 0; 666 } 667 tssi = (cck < 0) ? ofdm : ((ofdm < 0) ? cck : (cck + ofdm) / 2); 668 if (pg->pg_avgtssi != 0xff) 669 tssi = (tssi + pg->pg_avgtssi) / 2; 670 pg->pg_avgtssi = tssi; 671 KASSERT(tssi < BWN_TSSI_MAX, ("%s:%d: fail", __func__, __LINE__)); 672 673 max = pg->pg_pa0maxpwr; 674 if (sc->sc_board_info.board_flags & BHND_BFL_PACTRL) 675 max -= 3; 676 if (max >= 120) { 677 device_printf(sc->sc_dev, "invalid max TX-power value\n"); 678 max = 80; 679 pg->pg_pa0maxpwr = max; 680 } 681 682 power = MIN(MAX((phy->txpower < 0) ? 0 : (phy->txpower << 2), 0), max) - 683 (pg->pg_tssi2dbm[MIN(MAX(pg->pg_idletssi - pg->pg_curtssi + 684 tssi, 0x00), 0x3f)]); 685 if (power == 0) 686 return (BWN_TXPWR_RES_DONE); 687 688 rfatt = -((power + 7) / 8); 689 bbatt = (-(power / 2)) - (4 * rfatt); 690 if ((rfatt == 0) && (bbatt == 0)) 691 return (BWN_TXPWR_RES_DONE); 692 pg->pg_bbatt_delta = bbatt; 693 pg->pg_rfatt_delta = rfatt; 694 return (BWN_TXPWR_RES_NEED_ADJUST); 695 } 696 697 void 698 bwn_phy_g_set_txpwr(struct bwn_mac *mac) 699 { 700 struct bwn_phy *phy = &mac->mac_phy; 701 struct bwn_phy_g *pg = &phy->phy_g; 702 struct bwn_softc *sc = mac->mac_sc; 703 int rfatt, bbatt; 704 uint8_t txctl; 705 706 bwn_mac_suspend(mac); 707 708 BWN_ASSERT_LOCKED(sc); 709 710 bbatt = pg->pg_bbatt.att; 711 bbatt += pg->pg_bbatt_delta; 712 rfatt = pg->pg_rfatt.att; 713 rfatt += pg->pg_rfatt_delta; 714 715 bwn_phy_g_setatt(mac, &bbatt, &rfatt); 716 txctl = pg->pg_txctl; 717 if ((phy->rf_ver == 0x2050) && (phy->rf_rev == 2)) { 718 if (rfatt <= 1) { 719 if (txctl == 0) { 720 txctl = BWN_TXCTL_PA2DB | BWN_TXCTL_TXMIX; 721 rfatt += 2; 722 bbatt += 2; 723 } else if (sc->sc_board_info.board_flags & 724 BHND_BFL_PACTRL) { 725 bbatt += 4 * (rfatt - 2); 726 rfatt = 2; 727 } 728 } else if (rfatt > 4 && txctl) { 729 txctl = 0; 730 if (bbatt < 3) { 731 rfatt -= 3; 732 bbatt += 2; 733 } else { 734 rfatt -= 2; 735 bbatt -= 2; 736 } 737 } 738 } 739 pg->pg_txctl = txctl; 740 bwn_phy_g_setatt(mac, &bbatt, &rfatt); 741 pg->pg_rfatt.att = rfatt; 742 pg->pg_bbatt.att = bbatt; 743 744 DPRINTF(sc, BWN_DEBUG_TXPOW, "%s: adjust TX power\n", __func__); 745 746 bwn_phy_lock(mac); 747 bwn_rf_lock(mac); 748 bwn_phy_g_set_txpwr_sub(mac, &pg->pg_bbatt, &pg->pg_rfatt, 749 pg->pg_txctl); 750 bwn_rf_unlock(mac); 751 bwn_phy_unlock(mac); 752 753 bwn_mac_enable(mac); 754 } 755 756 void 757 bwn_phy_g_task_15s(struct bwn_mac *mac) 758 { 759 struct bwn_phy *phy = &mac->mac_phy; 760 struct bwn_phy_g *pg = &phy->phy_g; 761 struct bwn_softc *sc = mac->mac_sc; 762 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 763 unsigned long expire, now; 764 struct bwn_lo_calib *cal, *tmp; 765 uint8_t expired = 0; 766 767 bwn_mac_suspend(mac); 768 769 if (lo == NULL) 770 goto fail; 771 772 BWN_GETTIME(now); 773 if (bwn_has_hwpctl(mac)) { 774 expire = now - BWN_LO_PWRVEC_EXPIRE; 775 if (ieee80211_time_before(lo->pwr_vec_read_time, expire)) { 776 bwn_lo_get_powervector(mac); 777 bwn_phy_g_dc_lookup_init(mac, 0); 778 } 779 goto fail; 780 } 781 782 expire = now - BWN_LO_CALIB_EXPIRE; 783 TAILQ_FOREACH_SAFE(cal, &lo->calib_list, list, tmp) { 784 if (!ieee80211_time_before(cal->calib_time, expire)) 785 continue; 786 if (BWN_BBATTCMP(&cal->bbatt, &pg->pg_bbatt) && 787 BWN_RFATTCMP(&cal->rfatt, &pg->pg_rfatt)) { 788 KASSERT(!expired, ("%s:%d: fail", __func__, __LINE__)); 789 expired = 1; 790 } 791 792 DPRINTF(sc, BWN_DEBUG_LO, "expired BB %u RF %u %u I %d Q %d\n", 793 cal->bbatt.att, cal->rfatt.att, cal->rfatt.padmix, 794 cal->ctl.i, cal->ctl.q); 795 796 TAILQ_REMOVE(&lo->calib_list, cal, list); 797 free(cal, M_DEVBUF); 798 } 799 if (expired || TAILQ_EMPTY(&lo->calib_list)) { 800 cal = bwn_lo_calibset(mac, &pg->pg_bbatt, 801 &pg->pg_rfatt); 802 if (cal == NULL) { 803 device_printf(sc->sc_dev, 804 "failed to recalibrate LO\n"); 805 goto fail; 806 } 807 TAILQ_INSERT_TAIL(&lo->calib_list, cal, list); 808 bwn_lo_write(mac, &cal->ctl); 809 } 810 811 fail: 812 bwn_mac_enable(mac); 813 } 814 815 void 816 bwn_phy_g_task_60s(struct bwn_mac *mac) 817 { 818 struct bwn_phy *phy = &mac->mac_phy; 819 struct bwn_softc *sc = mac->mac_sc; 820 uint8_t old = phy->chan; 821 822 if (!(sc->sc_board_info.board_flags & BHND_BFL_ADCDIV)) 823 return; 824 825 bwn_mac_suspend(mac); 826 bwn_nrssi_slope_11g(mac); 827 if ((phy->rf_ver == 0x2050) && (phy->rf_rev == 8)) { 828 bwn_switch_channel(mac, (old >= 8) ? 1 : 13); 829 bwn_switch_channel(mac, old); 830 } 831 bwn_mac_enable(mac); 832 } 833 834 void 835 bwn_phy_switch_analog(struct bwn_mac *mac, int on) 836 { 837 838 BWN_WRITE_2(mac, BWN_PHY0, on ? 0 : 0xf4); 839 } 840 841 static void 842 bwn_phy_g_init_sub(struct bwn_mac *mac) 843 { 844 struct bwn_phy *phy = &mac->mac_phy; 845 struct bwn_phy_g *pg = &phy->phy_g; 846 struct bwn_softc *sc = mac->mac_sc; 847 uint16_t i, tmp; 848 849 if (phy->rev == 1) 850 bwn_phy_init_b5(mac); 851 else 852 bwn_phy_init_b6(mac); 853 854 if (phy->rev >= 2 || phy->gmode) 855 bwn_phy_init_a(mac); 856 857 if (phy->rev >= 2) { 858 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVER, 0); 859 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVERVAL, 0); 860 } 861 if (phy->rev == 2) { 862 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 0); 863 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xc0); 864 } 865 if (phy->rev > 5) { 866 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 0x400); 867 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xc0); 868 } 869 if (phy->gmode || phy->rev >= 2) { 870 tmp = BWN_PHY_READ(mac, BWN_PHY_VERSION_OFDM); 871 tmp &= BWN_PHYVER_VERSION; 872 if (tmp == 3 || tmp == 5) { 873 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0xc2), 0x1816); 874 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0xc3), 0x8006); 875 } 876 if (tmp == 5) { 877 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0xcc), 0x00ff, 878 0x1f00); 879 } 880 } 881 if ((phy->rev <= 2 && phy->gmode) || phy->rev >= 2) 882 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x7e), 0x78); 883 if (phy->rf_rev == 8) { 884 BWN_PHY_SET(mac, BWN_PHY_EXTG(0x01), 0x80); 885 BWN_PHY_SET(mac, BWN_PHY_OFDM(0x3e), 0x4); 886 } 887 if (BWN_HAS_LOOPBACK(phy)) 888 bwn_loopback_calcgain(mac); 889 890 if (phy->rf_rev != 8) { 891 if (pg->pg_initval == 0xffff) 892 pg->pg_initval = bwn_rf_init_bcm2050(mac); 893 else 894 BWN_RF_WRITE(mac, 0x0078, pg->pg_initval); 895 } 896 bwn_lo_g_init(mac); 897 if (BWN_HAS_TXMAG(phy)) { 898 BWN_RF_WRITE(mac, 0x52, 899 (BWN_RF_READ(mac, 0x52) & 0xff00) 900 | pg->pg_loctl.tx_bias | 901 pg->pg_loctl.tx_magn); 902 } else { 903 BWN_RF_SETMASK(mac, 0x52, 0xfff0, pg->pg_loctl.tx_bias); 904 } 905 if (phy->rev >= 6) { 906 BWN_PHY_SETMASK(mac, BWN_PHY_CCK(0x36), 0x0fff, 907 (pg->pg_loctl.tx_bias << 12)); 908 } 909 if (sc->sc_board_info.board_flags & BHND_BFL_PACTRL) 910 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2e), 0x8075); 911 else 912 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2e), 0x807f); 913 if (phy->rev < 2) 914 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2f), 0x101); 915 else 916 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2f), 0x202); 917 if (phy->gmode || phy->rev >= 2) { 918 bwn_lo_g_adjust(mac); 919 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0x8078); 920 } 921 922 if (!(sc->sc_board_info.board_flags & BHND_BFL_ADCDIV)) { 923 for (i = 0; i < 64; i++) { 924 BWN_PHY_WRITE(mac, BWN_PHY_NRSSI_CTRL, i); 925 BWN_PHY_WRITE(mac, BWN_PHY_NRSSI_DATA, 926 (uint16_t)MIN(MAX(bwn_nrssi_read(mac, i) - 0xffff, 927 -32), 31)); 928 } 929 bwn_nrssi_threshold(mac); 930 } else if (phy->gmode || phy->rev >= 2) { 931 if (pg->pg_nrssi[0] == -1000) { 932 KASSERT(pg->pg_nrssi[1] == -1000, 933 ("%s:%d: fail", __func__, __LINE__)); 934 bwn_nrssi_slope_11g(mac); 935 } else 936 bwn_nrssi_threshold(mac); 937 } 938 if (phy->rf_rev == 8) 939 BWN_PHY_WRITE(mac, BWN_PHY_EXTG(0x05), 0x3230); 940 bwn_phy_hwpctl_init(mac); 941 if ((sc->sc_cid.chip_id == BHND_CHIPID_BCM4306 942 && sc->sc_cid.chip_pkg == 2) || 0) { 943 BWN_PHY_MASK(mac, BWN_PHY_CRS0, 0xbfff); 944 BWN_PHY_MASK(mac, BWN_PHY_OFDM(0xc3), 0x7fff); 945 } 946 } 947 948 static void 949 bwn_phy_init_b5(struct bwn_mac *mac) 950 { 951 struct bwn_phy *phy = &mac->mac_phy; 952 struct bwn_phy_g *pg = &phy->phy_g; 953 struct bwn_softc *sc = mac->mac_sc; 954 uint16_t offset, value; 955 uint8_t old_channel; 956 957 if (phy->analog == 1) 958 BWN_RF_SET(mac, 0x007a, 0x0050); 959 if ((sc->sc_board_info.board_vendor != PCI_VENDOR_BROADCOM) && 960 (sc->sc_board_info.board_type != BHND_BOARD_BU4306)) { 961 value = 0x2120; 962 for (offset = 0x00a8; offset < 0x00c7; offset++) { 963 BWN_PHY_WRITE(mac, offset, value); 964 value += 0x202; 965 } 966 } 967 BWN_PHY_SETMASK(mac, 0x0035, 0xf0ff, 0x0700); 968 if (phy->rf_ver == 0x2050) 969 BWN_PHY_WRITE(mac, 0x0038, 0x0667); 970 971 if (phy->gmode || phy->rev >= 2) { 972 if (phy->rf_ver == 0x2050) { 973 BWN_RF_SET(mac, 0x007a, 0x0020); 974 BWN_RF_SET(mac, 0x0051, 0x0004); 975 } 976 BWN_WRITE_2(mac, BWN_PHY_RADIO, 0x0000); 977 978 BWN_PHY_SET(mac, 0x0802, 0x0100); 979 BWN_PHY_SET(mac, 0x042b, 0x2000); 980 981 BWN_PHY_WRITE(mac, 0x001c, 0x186a); 982 983 BWN_PHY_SETMASK(mac, 0x0013, 0x00ff, 0x1900); 984 BWN_PHY_SETMASK(mac, 0x0035, 0xffc0, 0x0064); 985 BWN_PHY_SETMASK(mac, 0x005d, 0xff80, 0x000a); 986 } 987 988 if (mac->mac_flags & BWN_MAC_FLAG_BADFRAME_PREEMP) 989 BWN_PHY_SET(mac, BWN_PHY_RADIO_BITFIELD, (1 << 11)); 990 991 if (phy->analog == 1) { 992 BWN_PHY_WRITE(mac, 0x0026, 0xce00); 993 BWN_PHY_WRITE(mac, 0x0021, 0x3763); 994 BWN_PHY_WRITE(mac, 0x0022, 0x1bc3); 995 BWN_PHY_WRITE(mac, 0x0023, 0x06f9); 996 BWN_PHY_WRITE(mac, 0x0024, 0x037e); 997 } else 998 BWN_PHY_WRITE(mac, 0x0026, 0xcc00); 999 BWN_PHY_WRITE(mac, 0x0030, 0x00c6); 1000 BWN_WRITE_2(mac, 0x03ec, 0x3f22); 1001 1002 if (phy->analog == 1) 1003 BWN_PHY_WRITE(mac, 0x0020, 0x3e1c); 1004 else 1005 BWN_PHY_WRITE(mac, 0x0020, 0x301c); 1006 1007 if (phy->analog == 0) 1008 BWN_WRITE_2(mac, 0x03e4, 0x3000); 1009 1010 old_channel = phy->chan; 1011 bwn_phy_g_switch_chan(mac, 7, 0); 1012 1013 if (phy->rf_ver != 0x2050) { 1014 BWN_RF_WRITE(mac, 0x0075, 0x0080); 1015 BWN_RF_WRITE(mac, 0x0079, 0x0081); 1016 } 1017 1018 BWN_RF_WRITE(mac, 0x0050, 0x0020); 1019 BWN_RF_WRITE(mac, 0x0050, 0x0023); 1020 1021 if (phy->rf_ver == 0x2050) { 1022 BWN_RF_WRITE(mac, 0x0050, 0x0020); 1023 BWN_RF_WRITE(mac, 0x005a, 0x0070); 1024 } 1025 1026 BWN_RF_WRITE(mac, 0x005b, 0x007b); 1027 BWN_RF_WRITE(mac, 0x005c, 0x00b0); 1028 BWN_RF_SET(mac, 0x007a, 0x0007); 1029 1030 bwn_phy_g_switch_chan(mac, old_channel, 0); 1031 BWN_PHY_WRITE(mac, 0x0014, 0x0080); 1032 BWN_PHY_WRITE(mac, 0x0032, 0x00ca); 1033 BWN_PHY_WRITE(mac, 0x002a, 0x88a3); 1034 1035 bwn_phy_g_set_txpwr_sub(mac, &pg->pg_bbatt, &pg->pg_rfatt, 1036 pg->pg_txctl); 1037 1038 if (phy->rf_ver == 0x2050) 1039 BWN_RF_WRITE(mac, 0x005d, 0x000d); 1040 1041 BWN_WRITE_2(mac, 0x03e4, (BWN_READ_2(mac, 0x03e4) & 0xffc0) | 0x0004); 1042 } 1043 1044 static void 1045 bwn_loopback_calcgain(struct bwn_mac *mac) 1046 { 1047 struct bwn_phy *phy = &mac->mac_phy; 1048 struct bwn_phy_g *pg = &phy->phy_g; 1049 struct bwn_softc *sc = mac->mac_sc; 1050 uint16_t backup_phy[16] = { 0 }; 1051 uint16_t backup_radio[3]; 1052 uint16_t backup_bband; 1053 uint16_t i, j, loop_i_max; 1054 uint16_t trsw_rx; 1055 uint16_t loop1_outer_done, loop1_inner_done; 1056 1057 backup_phy[0] = BWN_PHY_READ(mac, BWN_PHY_CRS0); 1058 backup_phy[1] = BWN_PHY_READ(mac, BWN_PHY_CCKBBANDCFG); 1059 backup_phy[2] = BWN_PHY_READ(mac, BWN_PHY_RFOVER); 1060 backup_phy[3] = BWN_PHY_READ(mac, BWN_PHY_RFOVERVAL); 1061 if (phy->rev != 1) { 1062 backup_phy[4] = BWN_PHY_READ(mac, BWN_PHY_ANALOGOVER); 1063 backup_phy[5] = BWN_PHY_READ(mac, BWN_PHY_ANALOGOVERVAL); 1064 } 1065 backup_phy[6] = BWN_PHY_READ(mac, BWN_PHY_CCK(0x5a)); 1066 backup_phy[7] = BWN_PHY_READ(mac, BWN_PHY_CCK(0x59)); 1067 backup_phy[8] = BWN_PHY_READ(mac, BWN_PHY_CCK(0x58)); 1068 backup_phy[9] = BWN_PHY_READ(mac, BWN_PHY_CCK(0x0a)); 1069 backup_phy[10] = BWN_PHY_READ(mac, BWN_PHY_CCK(0x03)); 1070 backup_phy[11] = BWN_PHY_READ(mac, BWN_PHY_LO_MASK); 1071 backup_phy[12] = BWN_PHY_READ(mac, BWN_PHY_LO_CTL); 1072 backup_phy[13] = BWN_PHY_READ(mac, BWN_PHY_CCK(0x2b)); 1073 backup_phy[14] = BWN_PHY_READ(mac, BWN_PHY_PGACTL); 1074 backup_phy[15] = BWN_PHY_READ(mac, BWN_PHY_LO_LEAKAGE); 1075 backup_bband = pg->pg_bbatt.att; 1076 backup_radio[0] = BWN_RF_READ(mac, 0x52); 1077 backup_radio[1] = BWN_RF_READ(mac, 0x43); 1078 backup_radio[2] = BWN_RF_READ(mac, 0x7a); 1079 1080 BWN_PHY_MASK(mac, BWN_PHY_CRS0, 0x3fff); 1081 BWN_PHY_SET(mac, BWN_PHY_CCKBBANDCFG, 0x8000); 1082 BWN_PHY_SET(mac, BWN_PHY_RFOVER, 0x0002); 1083 BWN_PHY_MASK(mac, BWN_PHY_RFOVERVAL, 0xfffd); 1084 BWN_PHY_SET(mac, BWN_PHY_RFOVER, 0x0001); 1085 BWN_PHY_MASK(mac, BWN_PHY_RFOVERVAL, 0xfffe); 1086 if (phy->rev != 1) { 1087 BWN_PHY_SET(mac, BWN_PHY_ANALOGOVER, 0x0001); 1088 BWN_PHY_MASK(mac, BWN_PHY_ANALOGOVERVAL, 0xfffe); 1089 BWN_PHY_SET(mac, BWN_PHY_ANALOGOVER, 0x0002); 1090 BWN_PHY_MASK(mac, BWN_PHY_ANALOGOVERVAL, 0xfffd); 1091 } 1092 BWN_PHY_SET(mac, BWN_PHY_RFOVER, 0x000c); 1093 BWN_PHY_SET(mac, BWN_PHY_RFOVERVAL, 0x000c); 1094 BWN_PHY_SET(mac, BWN_PHY_RFOVER, 0x0030); 1095 BWN_PHY_SETMASK(mac, BWN_PHY_RFOVERVAL, 0xffcf, 0x10); 1096 1097 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x5a), 0x0780); 1098 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x59), 0xc810); 1099 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0x000d); 1100 1101 BWN_PHY_SET(mac, BWN_PHY_CCK(0x0a), 0x2000); 1102 if (phy->rev != 1) { 1103 BWN_PHY_SET(mac, BWN_PHY_ANALOGOVER, 0x0004); 1104 BWN_PHY_MASK(mac, BWN_PHY_ANALOGOVERVAL, 0xfffb); 1105 } 1106 BWN_PHY_SETMASK(mac, BWN_PHY_CCK(0x03), 0xff9f, 0x40); 1107 1108 if (phy->rf_rev == 8) 1109 BWN_RF_WRITE(mac, 0x43, 0x000f); 1110 else { 1111 BWN_RF_WRITE(mac, 0x52, 0); 1112 BWN_RF_SETMASK(mac, 0x43, 0xfff0, 0x9); 1113 } 1114 bwn_phy_g_set_bbatt(mac, 11); 1115 1116 if (phy->rev >= 3) 1117 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0xc020); 1118 else 1119 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0x8020); 1120 BWN_PHY_WRITE(mac, BWN_PHY_LO_CTL, 0); 1121 1122 BWN_PHY_SETMASK(mac, BWN_PHY_CCK(0x2b), 0xffc0, 0x01); 1123 BWN_PHY_SETMASK(mac, BWN_PHY_CCK(0x2b), 0xc0ff, 0x800); 1124 1125 BWN_PHY_SET(mac, BWN_PHY_RFOVER, 0x0100); 1126 BWN_PHY_MASK(mac, BWN_PHY_RFOVERVAL, 0xcfff); 1127 1128 if (sc->sc_board_info.board_flags & BHND_BFL_EXTLNA) { 1129 if (phy->rev >= 7) { 1130 BWN_PHY_SET(mac, BWN_PHY_RFOVER, 0x0800); 1131 BWN_PHY_SET(mac, BWN_PHY_RFOVERVAL, 0x8000); 1132 } 1133 } 1134 BWN_RF_MASK(mac, 0x7a, 0x00f7); 1135 1136 j = 0; 1137 loop_i_max = (phy->rf_rev == 8) ? 15 : 9; 1138 for (i = 0; i < loop_i_max; i++) { 1139 for (j = 0; j < 16; j++) { 1140 BWN_RF_WRITE(mac, 0x43, i); 1141 BWN_PHY_SETMASK(mac, BWN_PHY_RFOVERVAL, 0xf0ff, 1142 (j << 8)); 1143 BWN_PHY_SETMASK(mac, BWN_PHY_PGACTL, 0x0fff, 0xa000); 1144 BWN_PHY_SET(mac, BWN_PHY_PGACTL, 0xf000); 1145 DELAY(20); 1146 if (BWN_PHY_READ(mac, BWN_PHY_LO_LEAKAGE) >= 0xdfc) 1147 goto done0; 1148 } 1149 } 1150 done0: 1151 loop1_outer_done = i; 1152 loop1_inner_done = j; 1153 if (j >= 8) { 1154 BWN_PHY_SET(mac, BWN_PHY_RFOVERVAL, 0x30); 1155 trsw_rx = 0x1b; 1156 for (j = j - 8; j < 16; j++) { 1157 BWN_PHY_SETMASK(mac, BWN_PHY_RFOVERVAL, 0xf0ff, j << 8); 1158 BWN_PHY_SETMASK(mac, BWN_PHY_PGACTL, 0x0fff, 0xa000); 1159 BWN_PHY_SET(mac, BWN_PHY_PGACTL, 0xf000); 1160 DELAY(20); 1161 trsw_rx -= 3; 1162 if (BWN_PHY_READ(mac, BWN_PHY_LO_LEAKAGE) >= 0xdfc) 1163 goto done1; 1164 } 1165 } else 1166 trsw_rx = 0x18; 1167 done1: 1168 1169 if (phy->rev != 1) { 1170 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVER, backup_phy[4]); 1171 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVERVAL, backup_phy[5]); 1172 } 1173 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x5a), backup_phy[6]); 1174 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x59), backup_phy[7]); 1175 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), backup_phy[8]); 1176 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x0a), backup_phy[9]); 1177 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x03), backup_phy[10]); 1178 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, backup_phy[11]); 1179 BWN_PHY_WRITE(mac, BWN_PHY_LO_CTL, backup_phy[12]); 1180 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2b), backup_phy[13]); 1181 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, backup_phy[14]); 1182 1183 bwn_phy_g_set_bbatt(mac, backup_bband); 1184 1185 BWN_RF_WRITE(mac, 0x52, backup_radio[0]); 1186 BWN_RF_WRITE(mac, 0x43, backup_radio[1]); 1187 BWN_RF_WRITE(mac, 0x7a, backup_radio[2]); 1188 1189 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, backup_phy[2] | 0x0003); 1190 DELAY(10); 1191 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, backup_phy[2]); 1192 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, backup_phy[3]); 1193 BWN_PHY_WRITE(mac, BWN_PHY_CRS0, backup_phy[0]); 1194 BWN_PHY_WRITE(mac, BWN_PHY_CCKBBANDCFG, backup_phy[1]); 1195 1196 pg->pg_max_lb_gain = 1197 ((loop1_inner_done * 6) - (loop1_outer_done * 4)) - 11; 1198 pg->pg_trsw_rx_gain = trsw_rx * 2; 1199 } 1200 1201 static uint16_t 1202 bwn_rf_init_bcm2050(struct bwn_mac *mac) 1203 { 1204 struct bwn_phy *phy = &mac->mac_phy; 1205 uint32_t tmp1 = 0, tmp2 = 0; 1206 uint16_t rcc, i, j, pgactl, cck0, cck1, cck2, cck3, rfover, rfoverval, 1207 analogover, analogoverval, crs0, classctl, lomask, loctl, syncctl, 1208 radio0, radio1, radio2, reg0, reg1, reg2, radio78, reg, index; 1209 static const uint8_t rcc_table[] = { 1210 0x02, 0x03, 0x01, 0x0f, 1211 0x06, 0x07, 0x05, 0x0f, 1212 0x0a, 0x0b, 0x09, 0x0f, 1213 0x0e, 0x0f, 0x0d, 0x0f, 1214 }; 1215 1216 loctl = lomask = reg0 = classctl = crs0 = analogoverval = analogover = 1217 rfoverval = rfover = cck3 = 0; 1218 radio0 = BWN_RF_READ(mac, 0x43); 1219 radio1 = BWN_RF_READ(mac, 0x51); 1220 radio2 = BWN_RF_READ(mac, 0x52); 1221 pgactl = BWN_PHY_READ(mac, BWN_PHY_PGACTL); 1222 cck0 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x5a)); 1223 cck1 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x59)); 1224 cck2 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x58)); 1225 1226 if (phy->type == BWN_PHYTYPE_B) { 1227 cck3 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x30)); 1228 reg0 = BWN_READ_2(mac, 0x3ec); 1229 1230 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x30), 0xff); 1231 BWN_WRITE_2(mac, 0x3ec, 0x3f3f); 1232 } else if (phy->gmode || phy->rev >= 2) { 1233 rfover = BWN_PHY_READ(mac, BWN_PHY_RFOVER); 1234 rfoverval = BWN_PHY_READ(mac, BWN_PHY_RFOVERVAL); 1235 analogover = BWN_PHY_READ(mac, BWN_PHY_ANALOGOVER); 1236 analogoverval = BWN_PHY_READ(mac, BWN_PHY_ANALOGOVERVAL); 1237 crs0 = BWN_PHY_READ(mac, BWN_PHY_CRS0); 1238 classctl = BWN_PHY_READ(mac, BWN_PHY_CLASSCTL); 1239 1240 BWN_PHY_SET(mac, BWN_PHY_ANALOGOVER, 0x0003); 1241 BWN_PHY_MASK(mac, BWN_PHY_ANALOGOVERVAL, 0xfffc); 1242 BWN_PHY_MASK(mac, BWN_PHY_CRS0, 0x7fff); 1243 BWN_PHY_MASK(mac, BWN_PHY_CLASSCTL, 0xfffc); 1244 if (BWN_HAS_LOOPBACK(phy)) { 1245 lomask = BWN_PHY_READ(mac, BWN_PHY_LO_MASK); 1246 loctl = BWN_PHY_READ(mac, BWN_PHY_LO_CTL); 1247 if (phy->rev >= 3) 1248 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0xc020); 1249 else 1250 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0x8020); 1251 BWN_PHY_WRITE(mac, BWN_PHY_LO_CTL, 0); 1252 } 1253 1254 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1255 bwn_rf_2050_rfoverval(mac, BWN_PHY_RFOVERVAL, 1256 BWN_LPD(0, 1, 1))); 1257 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 1258 bwn_rf_2050_rfoverval(mac, BWN_PHY_RFOVER, 0)); 1259 } 1260 BWN_WRITE_2(mac, 0x3e2, BWN_READ_2(mac, 0x3e2) | 0x8000); 1261 1262 syncctl = BWN_PHY_READ(mac, BWN_PHY_SYNCCTL); 1263 BWN_PHY_MASK(mac, BWN_PHY_SYNCCTL, 0xff7f); 1264 reg1 = BWN_READ_2(mac, 0x3e6); 1265 reg2 = BWN_READ_2(mac, 0x3f4); 1266 1267 if (phy->analog == 0) 1268 BWN_WRITE_2(mac, 0x03e6, 0x0122); 1269 else { 1270 if (phy->analog >= 2) 1271 BWN_PHY_SETMASK(mac, BWN_PHY_CCK(0x03), 0xffbf, 0x40); 1272 BWN_WRITE_2(mac, BWN_CHANNEL_EXT, 1273 (BWN_READ_2(mac, BWN_CHANNEL_EXT) | 0x2000)); 1274 } 1275 1276 reg = BWN_RF_READ(mac, 0x60); 1277 index = (reg & 0x001e) >> 1; 1278 rcc = (((rcc_table[index] << 1) | (reg & 0x0001)) | 0x0020); 1279 1280 if (phy->type == BWN_PHYTYPE_B) 1281 BWN_RF_WRITE(mac, 0x78, 0x26); 1282 if (phy->gmode || phy->rev >= 2) { 1283 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1284 bwn_rf_2050_rfoverval(mac, BWN_PHY_RFOVERVAL, 1285 BWN_LPD(0, 1, 1))); 1286 } 1287 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xbfaf); 1288 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2b), 0x1403); 1289 if (phy->gmode || phy->rev >= 2) { 1290 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1291 bwn_rf_2050_rfoverval(mac, BWN_PHY_RFOVERVAL, 1292 BWN_LPD(0, 0, 1))); 1293 } 1294 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xbfa0); 1295 BWN_RF_SET(mac, 0x51, 0x0004); 1296 if (phy->rf_rev == 8) 1297 BWN_RF_WRITE(mac, 0x43, 0x1f); 1298 else { 1299 BWN_RF_WRITE(mac, 0x52, 0); 1300 BWN_RF_SETMASK(mac, 0x43, 0xfff0, 0x0009); 1301 } 1302 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0); 1303 1304 for (i = 0; i < 16; i++) { 1305 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x5a), 0x0480); 1306 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x59), 0xc810); 1307 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0x000d); 1308 if (phy->gmode || phy->rev >= 2) { 1309 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1310 bwn_rf_2050_rfoverval(mac, 1311 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 1))); 1312 } 1313 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xafb0); 1314 DELAY(10); 1315 if (phy->gmode || phy->rev >= 2) { 1316 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1317 bwn_rf_2050_rfoverval(mac, 1318 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 1))); 1319 } 1320 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xefb0); 1321 DELAY(10); 1322 if (phy->gmode || phy->rev >= 2) { 1323 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1324 bwn_rf_2050_rfoverval(mac, 1325 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 0))); 1326 } 1327 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xfff0); 1328 DELAY(20); 1329 tmp1 += BWN_PHY_READ(mac, BWN_PHY_LO_LEAKAGE); 1330 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0); 1331 if (phy->gmode || phy->rev >= 2) { 1332 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1333 bwn_rf_2050_rfoverval(mac, 1334 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 1))); 1335 } 1336 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xafb0); 1337 } 1338 DELAY(10); 1339 1340 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0); 1341 tmp1++; 1342 tmp1 >>= 9; 1343 1344 for (i = 0; i < 16; i++) { 1345 radio78 = (BWN_BITREV4(i) << 1) | 0x0020; 1346 BWN_RF_WRITE(mac, 0x78, radio78); 1347 DELAY(10); 1348 for (j = 0; j < 16; j++) { 1349 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x5a), 0x0d80); 1350 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x59), 0xc810); 1351 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0x000d); 1352 if (phy->gmode || phy->rev >= 2) { 1353 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1354 bwn_rf_2050_rfoverval(mac, 1355 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 1))); 1356 } 1357 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xafb0); 1358 DELAY(10); 1359 if (phy->gmode || phy->rev >= 2) { 1360 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1361 bwn_rf_2050_rfoverval(mac, 1362 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 1))); 1363 } 1364 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xefb0); 1365 DELAY(10); 1366 if (phy->gmode || phy->rev >= 2) { 1367 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1368 bwn_rf_2050_rfoverval(mac, 1369 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 0))); 1370 } 1371 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xfff0); 1372 DELAY(10); 1373 tmp2 += BWN_PHY_READ(mac, BWN_PHY_LO_LEAKAGE); 1374 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), 0); 1375 if (phy->gmode || phy->rev >= 2) { 1376 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, 1377 bwn_rf_2050_rfoverval(mac, 1378 BWN_PHY_RFOVERVAL, BWN_LPD(1, 0, 1))); 1379 } 1380 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xafb0); 1381 } 1382 tmp2++; 1383 tmp2 >>= 8; 1384 if (tmp1 < tmp2) 1385 break; 1386 } 1387 1388 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, pgactl); 1389 BWN_RF_WRITE(mac, 0x51, radio1); 1390 BWN_RF_WRITE(mac, 0x52, radio2); 1391 BWN_RF_WRITE(mac, 0x43, radio0); 1392 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x5a), cck0); 1393 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x59), cck1); 1394 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x58), cck2); 1395 BWN_WRITE_2(mac, 0x3e6, reg1); 1396 if (phy->analog != 0) 1397 BWN_WRITE_2(mac, 0x3f4, reg2); 1398 BWN_PHY_WRITE(mac, BWN_PHY_SYNCCTL, syncctl); 1399 bwn_spu_workaround(mac, phy->chan); 1400 if (phy->type == BWN_PHYTYPE_B) { 1401 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x30), cck3); 1402 BWN_WRITE_2(mac, 0x3ec, reg0); 1403 } else if (phy->gmode) { 1404 BWN_WRITE_2(mac, BWN_PHY_RADIO, 1405 BWN_READ_2(mac, BWN_PHY_RADIO) 1406 & 0x7fff); 1407 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, rfover); 1408 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, rfoverval); 1409 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVER, analogover); 1410 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVERVAL, 1411 analogoverval); 1412 BWN_PHY_WRITE(mac, BWN_PHY_CRS0, crs0); 1413 BWN_PHY_WRITE(mac, BWN_PHY_CLASSCTL, classctl); 1414 if (BWN_HAS_LOOPBACK(phy)) { 1415 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, lomask); 1416 BWN_PHY_WRITE(mac, BWN_PHY_LO_CTL, loctl); 1417 } 1418 } 1419 1420 return ((i > 15) ? radio78 : rcc); 1421 } 1422 1423 static void 1424 bwn_phy_init_b6(struct bwn_mac *mac) 1425 { 1426 struct bwn_phy *phy = &mac->mac_phy; 1427 struct bwn_phy_g *pg = &phy->phy_g; 1428 struct bwn_softc *sc = mac->mac_sc; 1429 uint16_t offset, val; 1430 uint8_t old_channel; 1431 1432 KASSERT(!(phy->rf_rev == 6 || phy->rf_rev == 7), 1433 ("%s:%d: fail", __func__, __LINE__)); 1434 1435 BWN_PHY_WRITE(mac, 0x003e, 0x817a); 1436 BWN_RF_WRITE(mac, 0x007a, BWN_RF_READ(mac, 0x007a) | 0x0058); 1437 if (phy->rf_rev == 4 || phy->rf_rev == 5) { 1438 BWN_RF_WRITE(mac, 0x51, 0x37); 1439 BWN_RF_WRITE(mac, 0x52, 0x70); 1440 BWN_RF_WRITE(mac, 0x53, 0xb3); 1441 BWN_RF_WRITE(mac, 0x54, 0x9b); 1442 BWN_RF_WRITE(mac, 0x5a, 0x88); 1443 BWN_RF_WRITE(mac, 0x5b, 0x88); 1444 BWN_RF_WRITE(mac, 0x5d, 0x88); 1445 BWN_RF_WRITE(mac, 0x5e, 0x88); 1446 BWN_RF_WRITE(mac, 0x7d, 0x88); 1447 bwn_hf_write(mac, 1448 bwn_hf_read(mac) | BWN_HF_TSSI_RESET_PSM_WORKAROUN); 1449 } 1450 if (phy->rf_rev == 8) { 1451 BWN_RF_WRITE(mac, 0x51, 0); 1452 BWN_RF_WRITE(mac, 0x52, 0x40); 1453 BWN_RF_WRITE(mac, 0x53, 0xb7); 1454 BWN_RF_WRITE(mac, 0x54, 0x98); 1455 BWN_RF_WRITE(mac, 0x5a, 0x88); 1456 BWN_RF_WRITE(mac, 0x5b, 0x6b); 1457 BWN_RF_WRITE(mac, 0x5c, 0x0f); 1458 if (sc->sc_board_info.board_flags & BHND_BFL_ALTIQ) { 1459 BWN_RF_WRITE(mac, 0x5d, 0xfa); 1460 BWN_RF_WRITE(mac, 0x5e, 0xd8); 1461 } else { 1462 BWN_RF_WRITE(mac, 0x5d, 0xf5); 1463 BWN_RF_WRITE(mac, 0x5e, 0xb8); 1464 } 1465 BWN_RF_WRITE(mac, 0x0073, 0x0003); 1466 BWN_RF_WRITE(mac, 0x007d, 0x00a8); 1467 BWN_RF_WRITE(mac, 0x007c, 0x0001); 1468 BWN_RF_WRITE(mac, 0x007e, 0x0008); 1469 } 1470 for (val = 0x1e1f, offset = 0x0088; offset < 0x0098; offset++) { 1471 BWN_PHY_WRITE(mac, offset, val); 1472 val -= 0x0202; 1473 } 1474 for (val = 0x3e3f, offset = 0x0098; offset < 0x00a8; offset++) { 1475 BWN_PHY_WRITE(mac, offset, val); 1476 val -= 0x0202; 1477 } 1478 for (val = 0x2120, offset = 0x00a8; offset < 0x00c8; offset++) { 1479 BWN_PHY_WRITE(mac, offset, (val & 0x3f3f)); 1480 val += 0x0202; 1481 } 1482 if (phy->type == BWN_PHYTYPE_G) { 1483 BWN_RF_SET(mac, 0x007a, 0x0020); 1484 BWN_RF_SET(mac, 0x0051, 0x0004); 1485 BWN_PHY_SET(mac, 0x0802, 0x0100); 1486 BWN_PHY_SET(mac, 0x042b, 0x2000); 1487 BWN_PHY_WRITE(mac, 0x5b, 0); 1488 BWN_PHY_WRITE(mac, 0x5c, 0); 1489 } 1490 1491 old_channel = phy->chan; 1492 bwn_phy_g_switch_chan(mac, (old_channel >= 8) ? 1 : 13, 0); 1493 1494 BWN_RF_WRITE(mac, 0x0050, 0x0020); 1495 BWN_RF_WRITE(mac, 0x0050, 0x0023); 1496 DELAY(40); 1497 if (phy->rf_rev < 6 || phy->rf_rev == 8) { 1498 BWN_RF_WRITE(mac, 0x7c, BWN_RF_READ(mac, 0x7c) | 0x0002); 1499 BWN_RF_WRITE(mac, 0x50, 0x20); 1500 } 1501 if (phy->rf_rev <= 2) { 1502 BWN_RF_WRITE(mac, 0x7c, 0x20); 1503 BWN_RF_WRITE(mac, 0x5a, 0x70); 1504 BWN_RF_WRITE(mac, 0x5b, 0x7b); 1505 BWN_RF_WRITE(mac, 0x5c, 0xb0); 1506 } 1507 BWN_RF_SETMASK(mac, 0x007a, 0x00f8, 0x0007); 1508 1509 bwn_phy_g_switch_chan(mac, old_channel, 0); 1510 1511 BWN_PHY_WRITE(mac, 0x0014, 0x0200); 1512 if (phy->rf_rev >= 6) 1513 BWN_PHY_WRITE(mac, 0x2a, 0x88c2); 1514 else 1515 BWN_PHY_WRITE(mac, 0x2a, 0x8ac0); 1516 BWN_PHY_WRITE(mac, 0x0038, 0x0668); 1517 bwn_phy_g_set_txpwr_sub(mac, &pg->pg_bbatt, &pg->pg_rfatt, 1518 pg->pg_txctl); 1519 if (phy->rf_rev <= 5) 1520 BWN_PHY_SETMASK(mac, 0x5d, 0xff80, 0x0003); 1521 if (phy->rf_rev <= 2) 1522 BWN_RF_WRITE(mac, 0x005d, 0x000d); 1523 1524 if (phy->analog == 4) { 1525 BWN_WRITE_2(mac, 0x3e4, 9); 1526 BWN_PHY_MASK(mac, 0x61, 0x0fff); 1527 } else 1528 BWN_PHY_SETMASK(mac, 0x0002, 0xffc0, 0x0004); 1529 if (phy->type == BWN_PHYTYPE_B) 1530 KASSERT(0 == 1, ("%s:%d: fail", __func__, __LINE__)); 1531 else if (phy->type == BWN_PHYTYPE_G) 1532 BWN_WRITE_2(mac, 0x03e6, 0x0); 1533 } 1534 1535 static void 1536 bwn_phy_init_a(struct bwn_mac *mac) 1537 { 1538 struct bwn_phy *phy = &mac->mac_phy; 1539 struct bwn_softc *sc = mac->mac_sc; 1540 1541 KASSERT(phy->type == BWN_PHYTYPE_A || phy->type == BWN_PHYTYPE_G, 1542 ("%s:%d: fail", __func__, __LINE__)); 1543 1544 if (phy->rev >= 6) { 1545 if (phy->type == BWN_PHYTYPE_A) 1546 BWN_PHY_MASK(mac, BWN_PHY_OFDM(0x1b), ~0x1000); 1547 if (BWN_PHY_READ(mac, BWN_PHY_ENCORE) & BWN_PHY_ENCORE_EN) 1548 BWN_PHY_SET(mac, BWN_PHY_ENCORE, 0x0010); 1549 else 1550 BWN_PHY_MASK(mac, BWN_PHY_ENCORE, ~0x1010); 1551 } 1552 1553 bwn_wa_init(mac); 1554 1555 if (phy->type == BWN_PHYTYPE_G && 1556 (sc->sc_board_info.board_flags & BHND_BFL_PACTRL)) 1557 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x6e), 0xe000, 0x3cf); 1558 } 1559 1560 static void 1561 bwn_wa_write_noisescale(struct bwn_mac *mac, const uint16_t *nst) 1562 { 1563 int i; 1564 1565 for (i = 0; i < BWN_TAB_NOISESCALE_SIZE; i++) 1566 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_NOISESCALE, i, nst[i]); 1567 } 1568 1569 static void 1570 bwn_wa_agc(struct bwn_mac *mac) 1571 { 1572 struct bwn_phy *phy = &mac->mac_phy; 1573 1574 if (phy->rev == 1) { 1575 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1_R1, 0, 254); 1576 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1_R1, 1, 13); 1577 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1_R1, 2, 19); 1578 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1_R1, 3, 25); 1579 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, 0, 0x2710); 1580 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, 1, 0x9b83); 1581 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, 2, 0x9b83); 1582 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, 3, 0x0f8d); 1583 BWN_PHY_WRITE(mac, BWN_PHY_LMS, 4); 1584 } else { 1585 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1, 0, 254); 1586 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1, 1, 13); 1587 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1, 2, 19); 1588 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC1, 3, 25); 1589 } 1590 1591 BWN_PHY_SETMASK(mac, BWN_PHY_CCKSHIFTBITS_WA, (uint16_t)~0xff00, 1592 0x5700); 1593 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x1a), ~0x007f, 0x000f); 1594 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x1a), ~0x3f80, 0x2b80); 1595 BWN_PHY_SETMASK(mac, BWN_PHY_ANTWRSETT, 0xf0ff, 0x0300); 1596 BWN_RF_SET(mac, 0x7a, 0x0008); 1597 BWN_PHY_SETMASK(mac, BWN_PHY_N1P1GAIN, ~0x000f, 0x0008); 1598 BWN_PHY_SETMASK(mac, BWN_PHY_P1P2GAIN, ~0x0f00, 0x0600); 1599 BWN_PHY_SETMASK(mac, BWN_PHY_N1N2GAIN, ~0x0f00, 0x0700); 1600 BWN_PHY_SETMASK(mac, BWN_PHY_N1P1GAIN, ~0x0f00, 0x0100); 1601 if (phy->rev == 1) 1602 BWN_PHY_SETMASK(mac, BWN_PHY_N1N2GAIN, ~0x000f, 0x0007); 1603 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x88), ~0x00ff, 0x001c); 1604 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x88), ~0x3f00, 0x0200); 1605 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x96), ~0x00ff, 0x001c); 1606 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x89), ~0x00ff, 0x0020); 1607 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x89), ~0x3f00, 0x0200); 1608 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x82), ~0x00ff, 0x002e); 1609 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x96), (uint16_t)~0xff00, 0x1a00); 1610 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x81), ~0x00ff, 0x0028); 1611 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x81), (uint16_t)~0xff00, 0x2c00); 1612 if (phy->rev == 1) { 1613 BWN_PHY_WRITE(mac, BWN_PHY_PEAK_COUNT, 0x092b); 1614 BWN_PHY_SETMASK(mac, BWN_PHY_OFDM(0x1b), ~0x001e, 0x0002); 1615 } else { 1616 BWN_PHY_MASK(mac, BWN_PHY_OFDM(0x1b), ~0x001e); 1617 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x1f), 0x287a); 1618 BWN_PHY_SETMASK(mac, BWN_PHY_LPFGAINCTL, ~0x000f, 0x0004); 1619 if (phy->rev >= 6) { 1620 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x22), 0x287a); 1621 BWN_PHY_SETMASK(mac, BWN_PHY_LPFGAINCTL, 1622 (uint16_t)~0xf000, 0x3000); 1623 } 1624 } 1625 BWN_PHY_SETMASK(mac, BWN_PHY_DIVSRCHIDX, 0x8080, 0x7874); 1626 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x8e), 0x1c00); 1627 if (phy->rev == 1) { 1628 BWN_PHY_SETMASK(mac, BWN_PHY_DIVP1P2GAIN, ~0x0f00, 0x0600); 1629 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x8b), 0x005e); 1630 BWN_PHY_SETMASK(mac, BWN_PHY_ANTWRSETT, ~0x00ff, 0x001e); 1631 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x8d), 0x0002); 1632 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3_R1, 0, 0); 1633 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3_R1, 1, 7); 1634 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3_R1, 2, 16); 1635 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3_R1, 3, 28); 1636 } else { 1637 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3, 0, 0); 1638 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3, 1, 7); 1639 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3, 2, 16); 1640 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC3, 3, 28); 1641 } 1642 if (phy->rev >= 6) { 1643 BWN_PHY_MASK(mac, BWN_PHY_OFDM(0x26), ~0x0003); 1644 BWN_PHY_MASK(mac, BWN_PHY_OFDM(0x26), ~0x1000); 1645 } 1646 BWN_PHY_READ(mac, BWN_PHY_VERSION_OFDM); 1647 } 1648 1649 static void 1650 bwn_wa_grev1(struct bwn_mac *mac) 1651 { 1652 struct bwn_phy *phy = &mac->mac_phy; 1653 int i; 1654 static const uint16_t bwn_tab_finefreqg[] = BWN_TAB_FINEFREQ_G; 1655 static const uint32_t bwn_tab_retard[] = BWN_TAB_RETARD; 1656 static const uint32_t bwn_tab_rotor[] = BWN_TAB_ROTOR; 1657 1658 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s fail", __func__)); 1659 1660 /* init CRSTHRES and ANTDWELL */ 1661 if (phy->rev == 1) { 1662 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES1_R1, 0x4f19); 1663 } else if (phy->rev == 2) { 1664 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES1, 0x1861); 1665 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES2, 0x0271); 1666 BWN_PHY_SET(mac, BWN_PHY_ANTDWELL, 0x0800); 1667 } else { 1668 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES1, 0x0098); 1669 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES2, 0x0070); 1670 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0xc9), 0x0080); 1671 BWN_PHY_SET(mac, BWN_PHY_ANTDWELL, 0x0800); 1672 } 1673 BWN_PHY_SETMASK(mac, BWN_PHY_CRS0, ~0x03c0, 0xd000); 1674 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0x2c), 0x005a); 1675 BWN_PHY_WRITE(mac, BWN_PHY_CCKSHIFTBITS, 0x0026); 1676 1677 /* XXX support PHY-A??? */ 1678 for (i = 0; i < N(bwn_tab_finefreqg); i++) 1679 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_DACRFPABB, i, 1680 bwn_tab_finefreqg[i]); 1681 1682 /* XXX support PHY-A??? */ 1683 if (phy->rev == 1) 1684 for (i = 0; i < N(bwn_tab_noise_g1); i++) 1685 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, i, 1686 bwn_tab_noise_g1[i]); 1687 else 1688 for (i = 0; i < N(bwn_tab_noise_g2); i++) 1689 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, i, 1690 bwn_tab_noise_g2[i]); 1691 1692 for (i = 0; i < N(bwn_tab_rotor); i++) 1693 bwn_ofdmtab_write_4(mac, BWN_OFDMTAB_ROTOR, i, 1694 bwn_tab_rotor[i]); 1695 1696 /* XXX support PHY-A??? */ 1697 if (phy->rev >= 6) { 1698 if (BWN_PHY_READ(mac, BWN_PHY_ENCORE) & 1699 BWN_PHY_ENCORE_EN) 1700 bwn_wa_write_noisescale(mac, bwn_tab_noisescale_g3); 1701 else 1702 bwn_wa_write_noisescale(mac, bwn_tab_noisescale_g2); 1703 } else 1704 bwn_wa_write_noisescale(mac, bwn_tab_noisescale_g1); 1705 1706 for (i = 0; i < N(bwn_tab_retard); i++) 1707 bwn_ofdmtab_write_4(mac, BWN_OFDMTAB_ADVRETARD, i, 1708 bwn_tab_retard[i]); 1709 1710 if (phy->rev == 1) { 1711 for (i = 0; i < 16; i++) 1712 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_WRSSI_R1, 1713 i, 0x0020); 1714 } else { 1715 for (i = 0; i < 32; i++) 1716 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_WRSSI, i, 0x0820); 1717 } 1718 1719 bwn_wa_agc(mac); 1720 } 1721 1722 static void 1723 bwn_wa_grev26789(struct bwn_mac *mac) 1724 { 1725 struct bwn_phy *phy = &mac->mac_phy; 1726 int i; 1727 static const uint16_t bwn_tab_sigmasqr2[] = BWN_TAB_SIGMASQR2; 1728 uint16_t ofdmrev; 1729 1730 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s fail", __func__)); 1731 1732 bwn_gtab_write(mac, BWN_GTAB_ORIGTR, 0, 0xc480); 1733 1734 /* init CRSTHRES and ANTDWELL */ 1735 if (phy->rev == 1) 1736 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES1_R1, 0x4f19); 1737 else if (phy->rev == 2) { 1738 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES1, 0x1861); 1739 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES2, 0x0271); 1740 BWN_PHY_SET(mac, BWN_PHY_ANTDWELL, 0x0800); 1741 } else { 1742 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES1, 0x0098); 1743 BWN_PHY_WRITE(mac, BWN_PHY_CRSTHRES2, 0x0070); 1744 BWN_PHY_WRITE(mac, BWN_PHY_OFDM(0xc9), 0x0080); 1745 BWN_PHY_SET(mac, BWN_PHY_ANTDWELL, 0x0800); 1746 } 1747 1748 for (i = 0; i < 64; i++) 1749 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_RSSI, i, i); 1750 1751 /* XXX support PHY-A??? */ 1752 if (phy->rev == 1) 1753 for (i = 0; i < N(bwn_tab_noise_g1); i++) 1754 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, i, 1755 bwn_tab_noise_g1[i]); 1756 else 1757 for (i = 0; i < N(bwn_tab_noise_g2); i++) 1758 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_AGC2, i, 1759 bwn_tab_noise_g2[i]); 1760 1761 /* XXX support PHY-A??? */ 1762 if (phy->rev >= 6) { 1763 if (BWN_PHY_READ(mac, BWN_PHY_ENCORE) & 1764 BWN_PHY_ENCORE_EN) 1765 bwn_wa_write_noisescale(mac, bwn_tab_noisescale_g3); 1766 else 1767 bwn_wa_write_noisescale(mac, bwn_tab_noisescale_g2); 1768 } else 1769 bwn_wa_write_noisescale(mac, bwn_tab_noisescale_g1); 1770 1771 for (i = 0; i < N(bwn_tab_sigmasqr2); i++) 1772 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_MINSIGSQ, i, 1773 bwn_tab_sigmasqr2[i]); 1774 1775 if (phy->rev == 1) { 1776 for (i = 0; i < 16; i++) 1777 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_WRSSI_R1, i, 1778 0x0020); 1779 } else { 1780 for (i = 0; i < 32; i++) 1781 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_WRSSI, i, 0x0820); 1782 } 1783 1784 bwn_wa_agc(mac); 1785 1786 ofdmrev = BWN_PHY_READ(mac, BWN_PHY_VERSION_OFDM) & BWN_PHYVER_VERSION; 1787 if (ofdmrev > 2) { 1788 if (phy->type == BWN_PHYTYPE_A) 1789 BWN_PHY_WRITE(mac, BWN_PHY_PWRDOWN, 0x1808); 1790 else 1791 BWN_PHY_WRITE(mac, BWN_PHY_PWRDOWN, 0x1000); 1792 } else { 1793 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_DAC, 3, 0x1044); 1794 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_DAC, 4, 0x7201); 1795 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_DAC, 6, 0x0040); 1796 } 1797 1798 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_UNKNOWN_0F, 2, 15); 1799 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_UNKNOWN_0F, 3, 20); 1800 } 1801 1802 static void 1803 bwn_wa_init(struct bwn_mac *mac) 1804 { 1805 struct bwn_phy *phy = &mac->mac_phy; 1806 struct bwn_softc *sc = mac->mac_sc; 1807 1808 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s fail", __func__)); 1809 1810 switch (phy->rev) { 1811 case 1: 1812 bwn_wa_grev1(mac); 1813 break; 1814 case 2: 1815 case 6: 1816 case 7: 1817 case 8: 1818 case 9: 1819 bwn_wa_grev26789(mac); 1820 break; 1821 default: 1822 KASSERT(0 == 1, ("%s:%d: fail", __func__, __LINE__)); 1823 } 1824 1825 if (sc->sc_board_info.board_vendor != PCI_VENDOR_BROADCOM || 1826 sc->sc_board_info.board_type != BHND_BOARD_BU4306 || 1827 sc->sc_board_info.board_rev != 0x17) { 1828 if (phy->rev < 2) { 1829 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX_R1, 1, 1830 0x0002); 1831 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX_R1, 2, 1832 0x0001); 1833 } else { 1834 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1, 0x0002); 1835 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 2, 0x0001); 1836 if ((sc->sc_board_info.board_flags & 1837 BHND_BFL_EXTLNA) && 1838 (phy->rev >= 7)) { 1839 BWN_PHY_MASK(mac, BWN_PHY_EXTG(0x11), 0xf7ff); 1840 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1841 0x0020, 0x0001); 1842 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1843 0x0021, 0x0001); 1844 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1845 0x0022, 0x0001); 1846 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1847 0x0023, 0x0000); 1848 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1849 0x0000, 0x0000); 1850 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_GAINX, 1851 0x0003, 0x0002); 1852 } 1853 } 1854 } 1855 if (sc->sc_board_info.board_flags & BHND_BFL_FEM) { 1856 BWN_PHY_WRITE(mac, BWN_PHY_GTABCTL, 0x3120); 1857 BWN_PHY_WRITE(mac, BWN_PHY_GTABDATA, 0xc480); 1858 } 1859 1860 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_UNKNOWN_11, 0, 0); 1861 bwn_ofdmtab_write_2(mac, BWN_OFDMTAB_UNKNOWN_11, 1, 0); 1862 } 1863 1864 static void 1865 bwn_ofdmtab_write_2(struct bwn_mac *mac, uint16_t table, uint16_t offset, 1866 uint16_t value) 1867 { 1868 struct bwn_phy_g *pg = &mac->mac_phy.phy_g; 1869 uint16_t addr; 1870 1871 addr = table + offset; 1872 if ((pg->pg_ofdmtab_dir != BWN_OFDMTAB_DIR_WRITE) || 1873 (addr - 1 != pg->pg_ofdmtab_addr)) { 1874 BWN_PHY_WRITE(mac, BWN_PHY_OTABLECTL, addr); 1875 pg->pg_ofdmtab_dir = BWN_OFDMTAB_DIR_WRITE; 1876 } 1877 pg->pg_ofdmtab_addr = addr; 1878 BWN_PHY_WRITE(mac, BWN_PHY_OTABLEI, value); 1879 } 1880 1881 static void 1882 bwn_ofdmtab_write_4(struct bwn_mac *mac, uint16_t table, uint16_t offset, 1883 uint32_t value) 1884 { 1885 struct bwn_phy_g *pg = &mac->mac_phy.phy_g; 1886 uint16_t addr; 1887 1888 addr = table + offset; 1889 if ((pg->pg_ofdmtab_dir != BWN_OFDMTAB_DIR_WRITE) || 1890 (addr - 1 != pg->pg_ofdmtab_addr)) { 1891 BWN_PHY_WRITE(mac, BWN_PHY_OTABLECTL, addr); 1892 pg->pg_ofdmtab_dir = BWN_OFDMTAB_DIR_WRITE; 1893 } 1894 pg->pg_ofdmtab_addr = addr; 1895 1896 BWN_PHY_WRITE(mac, BWN_PHY_OTABLEI, value); 1897 BWN_PHY_WRITE(mac, BWN_PHY_OTABLEQ, (value >> 16)); 1898 } 1899 1900 static void 1901 bwn_gtab_write(struct bwn_mac *mac, uint16_t table, uint16_t offset, 1902 uint16_t value) 1903 { 1904 1905 BWN_PHY_WRITE(mac, BWN_PHY_GTABCTL, table + offset); 1906 BWN_PHY_WRITE(mac, BWN_PHY_GTABDATA, value); 1907 } 1908 1909 static void 1910 bwn_lo_write(struct bwn_mac *mac, struct bwn_loctl *ctl) 1911 { 1912 uint16_t value; 1913 1914 KASSERT(mac->mac_phy.type == BWN_PHYTYPE_G, 1915 ("%s:%d: fail", __func__, __LINE__)); 1916 1917 value = (uint8_t) (ctl->q); 1918 value |= ((uint8_t) (ctl->i)) << 8; 1919 BWN_PHY_WRITE(mac, BWN_PHY_LO_CTL, value); 1920 } 1921 1922 static uint16_t 1923 bwn_lo_calcfeed(struct bwn_mac *mac, 1924 uint16_t lna, uint16_t pga, uint16_t trsw_rx) 1925 { 1926 struct bwn_phy *phy = &mac->mac_phy; 1927 struct bwn_softc *sc = mac->mac_sc; 1928 uint16_t rfover; 1929 uint16_t feedthrough; 1930 1931 if (phy->gmode) { 1932 lna <<= BWN_PHY_RFOVERVAL_LNA_SHIFT; 1933 pga <<= BWN_PHY_RFOVERVAL_PGA_SHIFT; 1934 1935 KASSERT((lna & ~BWN_PHY_RFOVERVAL_LNA) == 0, 1936 ("%s:%d: fail", __func__, __LINE__)); 1937 KASSERT((pga & ~BWN_PHY_RFOVERVAL_PGA) == 0, 1938 ("%s:%d: fail", __func__, __LINE__)); 1939 1940 trsw_rx &= (BWN_PHY_RFOVERVAL_TRSWRX | BWN_PHY_RFOVERVAL_BW); 1941 1942 rfover = BWN_PHY_RFOVERVAL_UNK | pga | lna | trsw_rx; 1943 if ((sc->sc_board_info.board_flags & BHND_BFL_EXTLNA) && 1944 phy->rev > 6) 1945 rfover |= BWN_PHY_RFOVERVAL_EXTLNA; 1946 1947 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xe300); 1948 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, rfover); 1949 DELAY(10); 1950 rfover |= BWN_PHY_RFOVERVAL_BW_LBW; 1951 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, rfover); 1952 DELAY(10); 1953 rfover |= BWN_PHY_RFOVERVAL_BW_LPF; 1954 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, rfover); 1955 DELAY(10); 1956 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xf300); 1957 } else { 1958 pga |= BWN_PHY_PGACTL_UNKNOWN; 1959 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, pga); 1960 DELAY(10); 1961 pga |= BWN_PHY_PGACTL_LOWBANDW; 1962 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, pga); 1963 DELAY(10); 1964 pga |= BWN_PHY_PGACTL_LPF; 1965 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, pga); 1966 } 1967 DELAY(21); 1968 feedthrough = BWN_PHY_READ(mac, BWN_PHY_LO_LEAKAGE); 1969 1970 return (feedthrough); 1971 } 1972 1973 static uint16_t 1974 bwn_lo_txctl_regtable(struct bwn_mac *mac, 1975 uint16_t *value, uint16_t *pad_mix_gain) 1976 { 1977 struct bwn_phy *phy = &mac->mac_phy; 1978 uint16_t reg, v, padmix; 1979 1980 if (phy->type == BWN_PHYTYPE_B) { 1981 v = 0x30; 1982 if (phy->rf_rev <= 5) { 1983 reg = 0x43; 1984 padmix = 0; 1985 } else { 1986 reg = 0x52; 1987 padmix = 5; 1988 } 1989 } else { 1990 if (phy->rev >= 2 && phy->rf_rev == 8) { 1991 reg = 0x43; 1992 v = 0x10; 1993 padmix = 2; 1994 } else { 1995 reg = 0x52; 1996 v = 0x30; 1997 padmix = 5; 1998 } 1999 } 2000 if (value) 2001 *value = v; 2002 if (pad_mix_gain) 2003 *pad_mix_gain = padmix; 2004 2005 return (reg); 2006 } 2007 2008 static void 2009 bwn_lo_measure_txctl_values(struct bwn_mac *mac) 2010 { 2011 struct bwn_phy *phy = &mac->mac_phy; 2012 struct bwn_phy_g *pg = &phy->phy_g; 2013 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 2014 uint16_t reg, mask; 2015 uint16_t trsw_rx, pga; 2016 uint16_t rf_pctl_reg; 2017 2018 static const uint8_t tx_bias_values[] = { 2019 0x09, 0x08, 0x0a, 0x01, 0x00, 2020 0x02, 0x05, 0x04, 0x06, 2021 }; 2022 static const uint8_t tx_magn_values[] = { 2023 0x70, 0x40, 2024 }; 2025 2026 if (!BWN_HAS_LOOPBACK(phy)) { 2027 rf_pctl_reg = 6; 2028 trsw_rx = 2; 2029 pga = 0; 2030 } else { 2031 int lb_gain; 2032 2033 trsw_rx = 0; 2034 lb_gain = pg->pg_max_lb_gain / 2; 2035 if (lb_gain > 10) { 2036 rf_pctl_reg = 0; 2037 pga = abs(10 - lb_gain) / 6; 2038 pga = MIN(MAX(pga, 0), 15); 2039 } else { 2040 int cmp_val; 2041 int tmp; 2042 2043 pga = 0; 2044 cmp_val = 0x24; 2045 if ((phy->rev >= 2) && 2046 (phy->rf_ver == 0x2050) && (phy->rf_rev == 8)) 2047 cmp_val = 0x3c; 2048 tmp = lb_gain; 2049 if ((10 - lb_gain) < cmp_val) 2050 tmp = (10 - lb_gain); 2051 if (tmp < 0) 2052 tmp += 6; 2053 else 2054 tmp += 3; 2055 cmp_val /= 4; 2056 tmp /= 4; 2057 if (tmp >= cmp_val) 2058 rf_pctl_reg = cmp_val; 2059 else 2060 rf_pctl_reg = tmp; 2061 } 2062 } 2063 BWN_RF_SETMASK(mac, 0x43, 0xfff0, rf_pctl_reg); 2064 bwn_phy_g_set_bbatt(mac, 2); 2065 2066 reg = bwn_lo_txctl_regtable(mac, &mask, NULL); 2067 mask = ~mask; 2068 BWN_RF_MASK(mac, reg, mask); 2069 2070 if (BWN_HAS_TXMAG(phy)) { 2071 int i, j; 2072 int feedthrough; 2073 int min_feedth = 0xffff; 2074 uint8_t tx_magn, tx_bias; 2075 2076 for (i = 0; i < N(tx_magn_values); i++) { 2077 tx_magn = tx_magn_values[i]; 2078 BWN_RF_SETMASK(mac, 0x52, 0xff0f, tx_magn); 2079 for (j = 0; j < N(tx_bias_values); j++) { 2080 tx_bias = tx_bias_values[j]; 2081 BWN_RF_SETMASK(mac, 0x52, 0xfff0, tx_bias); 2082 feedthrough = bwn_lo_calcfeed(mac, 0, pga, 2083 trsw_rx); 2084 if (feedthrough < min_feedth) { 2085 lo->tx_bias = tx_bias; 2086 lo->tx_magn = tx_magn; 2087 min_feedth = feedthrough; 2088 } 2089 if (lo->tx_bias == 0) 2090 break; 2091 } 2092 BWN_RF_WRITE(mac, 0x52, 2093 (BWN_RF_READ(mac, 0x52) 2094 & 0xff00) | lo->tx_bias | lo-> 2095 tx_magn); 2096 } 2097 } else { 2098 lo->tx_magn = 0; 2099 lo->tx_bias = 0; 2100 BWN_RF_MASK(mac, 0x52, 0xfff0); 2101 } 2102 2103 BWN_GETTIME(lo->txctl_measured_time); 2104 } 2105 2106 static void 2107 bwn_lo_get_powervector(struct bwn_mac *mac) 2108 { 2109 struct bwn_phy *phy = &mac->mac_phy; 2110 struct bwn_phy_g *pg = &phy->phy_g; 2111 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 2112 int i; 2113 uint64_t tmp; 2114 uint64_t power_vector = 0; 2115 2116 for (i = 0; i < 8; i += 2) { 2117 tmp = bwn_shm_read_2(mac, BWN_SHARED, 0x310 + i); 2118 power_vector |= (tmp << (i * 8)); 2119 bwn_shm_write_2(mac, BWN_SHARED, 0x310 + i, 0); 2120 } 2121 if (power_vector) 2122 lo->power_vector = power_vector; 2123 2124 BWN_GETTIME(lo->pwr_vec_read_time); 2125 } 2126 2127 static void 2128 bwn_lo_measure_gain_values(struct bwn_mac *mac, int16_t max_rx_gain, 2129 int use_trsw_rx) 2130 { 2131 struct bwn_phy *phy = &mac->mac_phy; 2132 struct bwn_phy_g *pg = &phy->phy_g; 2133 uint16_t tmp; 2134 2135 if (max_rx_gain < 0) 2136 max_rx_gain = 0; 2137 2138 if (BWN_HAS_LOOPBACK(phy)) { 2139 int trsw_rx_gain; 2140 2141 if (use_trsw_rx) { 2142 trsw_rx_gain = pg->pg_trsw_rx_gain / 2; 2143 if (max_rx_gain >= trsw_rx_gain) { 2144 trsw_rx_gain = max_rx_gain - trsw_rx_gain; 2145 } 2146 } else 2147 trsw_rx_gain = max_rx_gain; 2148 if (trsw_rx_gain < 9) { 2149 pg->pg_lna_lod_gain = 0; 2150 } else { 2151 pg->pg_lna_lod_gain = 1; 2152 trsw_rx_gain -= 8; 2153 } 2154 trsw_rx_gain = MIN(MAX(trsw_rx_gain, 0), 0x2d); 2155 pg->pg_pga_gain = trsw_rx_gain / 3; 2156 if (pg->pg_pga_gain >= 5) { 2157 pg->pg_pga_gain -= 5; 2158 pg->pg_lna_gain = 2; 2159 } else 2160 pg->pg_lna_gain = 0; 2161 } else { 2162 pg->pg_lna_gain = 0; 2163 pg->pg_trsw_rx_gain = 0x20; 2164 if (max_rx_gain >= 0x14) { 2165 pg->pg_lna_lod_gain = 1; 2166 pg->pg_pga_gain = 2; 2167 } else if (max_rx_gain >= 0x12) { 2168 pg->pg_lna_lod_gain = 1; 2169 pg->pg_pga_gain = 1; 2170 } else if (max_rx_gain >= 0xf) { 2171 pg->pg_lna_lod_gain = 1; 2172 pg->pg_pga_gain = 0; 2173 } else { 2174 pg->pg_lna_lod_gain = 0; 2175 pg->pg_pga_gain = 0; 2176 } 2177 } 2178 2179 tmp = BWN_RF_READ(mac, 0x7a); 2180 if (pg->pg_lna_lod_gain == 0) 2181 tmp &= ~0x0008; 2182 else 2183 tmp |= 0x0008; 2184 BWN_RF_WRITE(mac, 0x7a, tmp); 2185 } 2186 2187 static void 2188 bwn_lo_save(struct bwn_mac *mac, struct bwn_lo_g_value *sav) 2189 { 2190 struct bwn_phy *phy = &mac->mac_phy; 2191 struct bwn_phy_g *pg = &phy->phy_g; 2192 struct bwn_softc *sc = mac->mac_sc; 2193 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 2194 struct timespec ts; 2195 uint16_t tmp; 2196 2197 if (bwn_has_hwpctl(mac)) { 2198 sav->phy_lomask = BWN_PHY_READ(mac, BWN_PHY_LO_MASK); 2199 sav->phy_extg = BWN_PHY_READ(mac, BWN_PHY_EXTG(0x01)); 2200 sav->phy_dacctl_hwpctl = BWN_PHY_READ(mac, BWN_PHY_DACCTL); 2201 sav->phy_cck4 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x14)); 2202 sav->phy_hpwr_tssictl = BWN_PHY_READ(mac, BWN_PHY_HPWR_TSSICTL); 2203 2204 BWN_PHY_SET(mac, BWN_PHY_HPWR_TSSICTL, 0x100); 2205 BWN_PHY_SET(mac, BWN_PHY_EXTG(0x01), 0x40); 2206 BWN_PHY_SET(mac, BWN_PHY_DACCTL, 0x40); 2207 BWN_PHY_SET(mac, BWN_PHY_CCK(0x14), 0x200); 2208 } 2209 if (phy->type == BWN_PHYTYPE_B && 2210 phy->rf_ver == 0x2050 && phy->rf_rev < 6) { 2211 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x16), 0x410); 2212 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x17), 0x820); 2213 } 2214 if (phy->rev >= 2) { 2215 sav->phy_analogover = BWN_PHY_READ(mac, BWN_PHY_ANALOGOVER); 2216 sav->phy_analogoverval = 2217 BWN_PHY_READ(mac, BWN_PHY_ANALOGOVERVAL); 2218 sav->phy_rfover = BWN_PHY_READ(mac, BWN_PHY_RFOVER); 2219 sav->phy_rfoverval = BWN_PHY_READ(mac, BWN_PHY_RFOVERVAL); 2220 sav->phy_classctl = BWN_PHY_READ(mac, BWN_PHY_CLASSCTL); 2221 sav->phy_cck3 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x3e)); 2222 sav->phy_crs0 = BWN_PHY_READ(mac, BWN_PHY_CRS0); 2223 2224 BWN_PHY_MASK(mac, BWN_PHY_CLASSCTL, 0xfffc); 2225 BWN_PHY_MASK(mac, BWN_PHY_CRS0, 0x7fff); 2226 BWN_PHY_SET(mac, BWN_PHY_ANALOGOVER, 0x0003); 2227 BWN_PHY_MASK(mac, BWN_PHY_ANALOGOVERVAL, 0xfffc); 2228 if (phy->type == BWN_PHYTYPE_G) { 2229 if ((phy->rev >= 7) && 2230 (sc->sc_board_info.board_flags & 2231 BHND_BFL_EXTLNA)) { 2232 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 0x933); 2233 } else { 2234 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 0x133); 2235 } 2236 } else { 2237 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, 0); 2238 } 2239 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x3e), 0); 2240 } 2241 sav->reg0 = BWN_READ_2(mac, 0x3f4); 2242 sav->reg1 = BWN_READ_2(mac, 0x3e2); 2243 sav->rf0 = BWN_RF_READ(mac, 0x43); 2244 sav->rf1 = BWN_RF_READ(mac, 0x7a); 2245 sav->phy_pgactl = BWN_PHY_READ(mac, BWN_PHY_PGACTL); 2246 sav->phy_cck2 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x2a)); 2247 sav->phy_syncctl = BWN_PHY_READ(mac, BWN_PHY_SYNCCTL); 2248 sav->phy_dacctl = BWN_PHY_READ(mac, BWN_PHY_DACCTL); 2249 2250 if (!BWN_HAS_TXMAG(phy)) { 2251 sav->rf2 = BWN_RF_READ(mac, 0x52); 2252 sav->rf2 &= 0x00f0; 2253 } 2254 if (phy->type == BWN_PHYTYPE_B) { 2255 sav->phy_cck0 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x30)); 2256 sav->phy_cck1 = BWN_PHY_READ(mac, BWN_PHY_CCK(0x06)); 2257 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x30), 0x00ff); 2258 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x06), 0x3f3f); 2259 } else { 2260 BWN_WRITE_2(mac, 0x3e2, BWN_READ_2(mac, 0x3e2) 2261 | 0x8000); 2262 } 2263 BWN_WRITE_2(mac, 0x3f4, BWN_READ_2(mac, 0x3f4) 2264 & 0xf000); 2265 2266 tmp = 2267 (phy->type == BWN_PHYTYPE_G) ? BWN_PHY_LO_MASK : BWN_PHY_CCK(0x2e); 2268 BWN_PHY_WRITE(mac, tmp, 0x007f); 2269 2270 tmp = sav->phy_syncctl; 2271 BWN_PHY_WRITE(mac, BWN_PHY_SYNCCTL, tmp & 0xff7f); 2272 tmp = sav->rf1; 2273 BWN_RF_WRITE(mac, 0x007a, tmp & 0xfff0); 2274 2275 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2a), 0x8a3); 2276 if (phy->type == BWN_PHYTYPE_G || 2277 (phy->type == BWN_PHYTYPE_B && 2278 phy->rf_ver == 0x2050 && phy->rf_rev >= 6)) { 2279 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2b), 0x1003); 2280 } else 2281 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2b), 0x0802); 2282 if (phy->rev >= 2) 2283 bwn_dummy_transmission(mac, 0, 1); 2284 bwn_phy_g_switch_chan(mac, 6, 0); 2285 BWN_RF_READ(mac, 0x51); 2286 if (phy->type == BWN_PHYTYPE_G) 2287 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2f), 0); 2288 2289 nanouptime(&ts); 2290 if (ieee80211_time_before(lo->txctl_measured_time, 2291 (ts.tv_nsec / 1000000 + ts.tv_sec * 1000) - BWN_LO_TXCTL_EXPIRE)) 2292 bwn_lo_measure_txctl_values(mac); 2293 2294 if (phy->type == BWN_PHYTYPE_G && phy->rev >= 3) 2295 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0xc078); 2296 else { 2297 if (phy->type == BWN_PHYTYPE_B) 2298 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2e), 0x8078); 2299 else 2300 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, 0x8078); 2301 } 2302 } 2303 2304 static void 2305 bwn_lo_restore(struct bwn_mac *mac, struct bwn_lo_g_value *sav) 2306 { 2307 struct bwn_phy *phy = &mac->mac_phy; 2308 struct bwn_phy_g *pg = &phy->phy_g; 2309 uint16_t tmp; 2310 2311 if (phy->rev >= 2) { 2312 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, 0xe300); 2313 tmp = (pg->pg_pga_gain << 8); 2314 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, tmp | 0xa0); 2315 DELAY(5); 2316 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, tmp | 0xa2); 2317 DELAY(2); 2318 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, tmp | 0xa3); 2319 } else { 2320 tmp = (pg->pg_pga_gain | 0xefa0); 2321 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, tmp); 2322 } 2323 if (phy->type == BWN_PHYTYPE_G) { 2324 if (phy->rev >= 3) 2325 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2e), 0xc078); 2326 else 2327 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2e), 0x8078); 2328 if (phy->rev >= 2) 2329 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2f), 0x0202); 2330 else 2331 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2f), 0x0101); 2332 } 2333 BWN_WRITE_2(mac, 0x3f4, sav->reg0); 2334 BWN_PHY_WRITE(mac, BWN_PHY_PGACTL, sav->phy_pgactl); 2335 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x2a), sav->phy_cck2); 2336 BWN_PHY_WRITE(mac, BWN_PHY_SYNCCTL, sav->phy_syncctl); 2337 BWN_PHY_WRITE(mac, BWN_PHY_DACCTL, sav->phy_dacctl); 2338 BWN_RF_WRITE(mac, 0x43, sav->rf0); 2339 BWN_RF_WRITE(mac, 0x7a, sav->rf1); 2340 if (!BWN_HAS_TXMAG(phy)) { 2341 tmp = sav->rf2; 2342 BWN_RF_SETMASK(mac, 0x52, 0xff0f, tmp); 2343 } 2344 BWN_WRITE_2(mac, 0x3e2, sav->reg1); 2345 if (phy->type == BWN_PHYTYPE_B && 2346 phy->rf_ver == 0x2050 && phy->rf_rev <= 5) { 2347 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x30), sav->phy_cck0); 2348 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x06), sav->phy_cck1); 2349 } 2350 if (phy->rev >= 2) { 2351 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVER, sav->phy_analogover); 2352 BWN_PHY_WRITE(mac, BWN_PHY_ANALOGOVERVAL, 2353 sav->phy_analogoverval); 2354 BWN_PHY_WRITE(mac, BWN_PHY_CLASSCTL, sav->phy_classctl); 2355 BWN_PHY_WRITE(mac, BWN_PHY_RFOVER, sav->phy_rfover); 2356 BWN_PHY_WRITE(mac, BWN_PHY_RFOVERVAL, sav->phy_rfoverval); 2357 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x3e), sav->phy_cck3); 2358 BWN_PHY_WRITE(mac, BWN_PHY_CRS0, sav->phy_crs0); 2359 } 2360 if (bwn_has_hwpctl(mac)) { 2361 tmp = (sav->phy_lomask & 0xbfff); 2362 BWN_PHY_WRITE(mac, BWN_PHY_LO_MASK, tmp); 2363 BWN_PHY_WRITE(mac, BWN_PHY_EXTG(0x01), sav->phy_extg); 2364 BWN_PHY_WRITE(mac, BWN_PHY_DACCTL, sav->phy_dacctl_hwpctl); 2365 BWN_PHY_WRITE(mac, BWN_PHY_CCK(0x14), sav->phy_cck4); 2366 BWN_PHY_WRITE(mac, BWN_PHY_HPWR_TSSICTL, sav->phy_hpwr_tssictl); 2367 } 2368 bwn_phy_g_switch_chan(mac, sav->old_channel, 1); 2369 } 2370 2371 static int 2372 bwn_lo_probe_loctl(struct bwn_mac *mac, 2373 struct bwn_loctl *probe, struct bwn_lo_g_sm *d) 2374 { 2375 struct bwn_phy *phy = &mac->mac_phy; 2376 struct bwn_phy_g *pg = &phy->phy_g; 2377 struct bwn_loctl orig, test; 2378 struct bwn_loctl prev = { -100, -100 }; 2379 static const struct bwn_loctl modifiers[] = { 2380 { 1, 1,}, { 1, 0,}, { 1, -1,}, { 0, -1,}, 2381 { -1, -1,}, { -1, 0,}, { -1, 1,}, { 0, 1,} 2382 }; 2383 int begin, end, lower = 0, i; 2384 uint16_t feedth; 2385 2386 if (d->curstate == 0) { 2387 begin = 1; 2388 end = 8; 2389 } else if (d->curstate % 2 == 0) { 2390 begin = d->curstate - 1; 2391 end = d->curstate + 1; 2392 } else { 2393 begin = d->curstate - 2; 2394 end = d->curstate + 2; 2395 } 2396 if (begin < 1) 2397 begin += 8; 2398 if (end > 8) 2399 end -= 8; 2400 2401 memcpy(&orig, probe, sizeof(struct bwn_loctl)); 2402 i = begin; 2403 d->curstate = i; 2404 while (1) { 2405 KASSERT(i >= 1 && i <= 8, ("%s:%d: fail", __func__, __LINE__)); 2406 memcpy(&test, &orig, sizeof(struct bwn_loctl)); 2407 test.i += modifiers[i - 1].i * d->multipler; 2408 test.q += modifiers[i - 1].q * d->multipler; 2409 if ((test.i != prev.i || test.q != prev.q) && 2410 (abs(test.i) <= 16 && abs(test.q) <= 16)) { 2411 bwn_lo_write(mac, &test); 2412 feedth = bwn_lo_calcfeed(mac, pg->pg_lna_gain, 2413 pg->pg_pga_gain, pg->pg_trsw_rx_gain); 2414 if (feedth < d->feedth) { 2415 memcpy(probe, &test, 2416 sizeof(struct bwn_loctl)); 2417 lower = 1; 2418 d->feedth = feedth; 2419 if (d->nmeasure < 2 && !BWN_HAS_LOOPBACK(phy)) 2420 break; 2421 } 2422 } 2423 memcpy(&prev, &test, sizeof(prev)); 2424 if (i == end) 2425 break; 2426 if (i == 8) 2427 i = 1; 2428 else 2429 i++; 2430 d->curstate = i; 2431 } 2432 2433 return (lower); 2434 } 2435 2436 static void 2437 bwn_lo_probe_sm(struct bwn_mac *mac, struct bwn_loctl *loctl, int *rxgain) 2438 { 2439 struct bwn_phy *phy = &mac->mac_phy; 2440 struct bwn_phy_g *pg = &phy->phy_g; 2441 struct bwn_lo_g_sm d; 2442 struct bwn_loctl probe; 2443 int lower, repeat, cnt = 0; 2444 uint16_t feedth; 2445 2446 d.nmeasure = 0; 2447 d.multipler = 1; 2448 if (BWN_HAS_LOOPBACK(phy)) 2449 d.multipler = 3; 2450 2451 memcpy(&d.loctl, loctl, sizeof(struct bwn_loctl)); 2452 repeat = (BWN_HAS_LOOPBACK(phy)) ? 4 : 1; 2453 2454 do { 2455 bwn_lo_write(mac, &d.loctl); 2456 feedth = bwn_lo_calcfeed(mac, pg->pg_lna_gain, 2457 pg->pg_pga_gain, pg->pg_trsw_rx_gain); 2458 if (feedth < 0x258) { 2459 if (feedth >= 0x12c) 2460 *rxgain += 6; 2461 else 2462 *rxgain += 3; 2463 feedth = bwn_lo_calcfeed(mac, pg->pg_lna_gain, 2464 pg->pg_pga_gain, pg->pg_trsw_rx_gain); 2465 } 2466 d.feedth = feedth; 2467 d.curstate = 0; 2468 do { 2469 KASSERT(d.curstate >= 0 && d.curstate <= 8, 2470 ("%s:%d: fail", __func__, __LINE__)); 2471 memcpy(&probe, &d.loctl, 2472 sizeof(struct bwn_loctl)); 2473 lower = bwn_lo_probe_loctl(mac, &probe, &d); 2474 if (!lower) 2475 break; 2476 if ((probe.i == d.loctl.i) && (probe.q == d.loctl.q)) 2477 break; 2478 memcpy(&d.loctl, &probe, sizeof(struct bwn_loctl)); 2479 d.nmeasure++; 2480 } while (d.nmeasure < 24); 2481 memcpy(loctl, &d.loctl, sizeof(struct bwn_loctl)); 2482 2483 if (BWN_HAS_LOOPBACK(phy)) { 2484 if (d.feedth > 0x1194) 2485 *rxgain -= 6; 2486 else if (d.feedth < 0x5dc) 2487 *rxgain += 3; 2488 if (cnt == 0) { 2489 if (d.feedth <= 0x5dc) { 2490 d.multipler = 1; 2491 cnt++; 2492 } else 2493 d.multipler = 2; 2494 } else if (cnt == 2) 2495 d.multipler = 1; 2496 } 2497 bwn_lo_measure_gain_values(mac, *rxgain, BWN_HAS_LOOPBACK(phy)); 2498 } while (++cnt < repeat); 2499 } 2500 2501 static struct bwn_lo_calib * 2502 bwn_lo_calibset(struct bwn_mac *mac, 2503 const struct bwn_bbatt *bbatt, const struct bwn_rfatt *rfatt) 2504 { 2505 struct bwn_phy *phy = &mac->mac_phy; 2506 struct bwn_phy_g *pg = &phy->phy_g; 2507 struct bwn_loctl loctl = { 0, 0 }; 2508 struct bwn_lo_calib *cal; 2509 struct bwn_lo_g_value sval = { 0 }; 2510 int rxgain; 2511 uint16_t pad, reg, value; 2512 2513 sval.old_channel = phy->chan; 2514 bwn_mac_suspend(mac); 2515 bwn_lo_save(mac, &sval); 2516 2517 reg = bwn_lo_txctl_regtable(mac, &value, &pad); 2518 BWN_RF_SETMASK(mac, 0x43, 0xfff0, rfatt->att); 2519 BWN_RF_SETMASK(mac, reg, ~value, (rfatt->padmix ? value :0)); 2520 2521 rxgain = (rfatt->att * 2) + (bbatt->att / 2); 2522 if (rfatt->padmix) 2523 rxgain -= pad; 2524 if (BWN_HAS_LOOPBACK(phy)) 2525 rxgain += pg->pg_max_lb_gain; 2526 bwn_lo_measure_gain_values(mac, rxgain, BWN_HAS_LOOPBACK(phy)); 2527 bwn_phy_g_set_bbatt(mac, bbatt->att); 2528 bwn_lo_probe_sm(mac, &loctl, &rxgain); 2529 2530 bwn_lo_restore(mac, &sval); 2531 bwn_mac_enable(mac); 2532 2533 cal = malloc(sizeof(*cal), M_DEVBUF, M_NOWAIT | M_ZERO); 2534 if (!cal) { 2535 device_printf(mac->mac_sc->sc_dev, "out of memory\n"); 2536 return (NULL); 2537 } 2538 memcpy(&cal->bbatt, bbatt, sizeof(*bbatt)); 2539 memcpy(&cal->rfatt, rfatt, sizeof(*rfatt)); 2540 memcpy(&cal->ctl, &loctl, sizeof(loctl)); 2541 2542 BWN_GETTIME(cal->calib_time); 2543 2544 return (cal); 2545 } 2546 2547 static struct bwn_lo_calib * 2548 bwn_lo_get_calib(struct bwn_mac *mac, const struct bwn_bbatt *bbatt, 2549 const struct bwn_rfatt *rfatt) 2550 { 2551 struct bwn_txpwr_loctl *lo = &mac->mac_phy.phy_g.pg_loctl; 2552 struct bwn_lo_calib *c; 2553 2554 TAILQ_FOREACH(c, &lo->calib_list, list) { 2555 if (!BWN_BBATTCMP(&c->bbatt, bbatt)) 2556 continue; 2557 if (!BWN_RFATTCMP(&c->rfatt, rfatt)) 2558 continue; 2559 return (c); 2560 } 2561 2562 c = bwn_lo_calibset(mac, bbatt, rfatt); 2563 if (!c) 2564 return (NULL); 2565 TAILQ_INSERT_TAIL(&lo->calib_list, c, list); 2566 2567 return (c); 2568 } 2569 2570 static void 2571 bwn_phy_g_dc_lookup_init(struct bwn_mac *mac, uint8_t update) 2572 { 2573 struct bwn_phy *phy = &mac->mac_phy; 2574 struct bwn_phy_g *pg = &phy->phy_g; 2575 struct bwn_softc *sc = mac->mac_sc; 2576 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 2577 const struct bwn_rfatt *rfatt; 2578 const struct bwn_bbatt *bbatt; 2579 uint64_t pvector; 2580 int i; 2581 int rf_offset, bb_offset; 2582 uint8_t changed = 0; 2583 2584 KASSERT(BWN_DC_LT_SIZE == 32, ("%s:%d: fail", __func__, __LINE__)); 2585 KASSERT(lo->rfatt.len * lo->bbatt.len <= 64, 2586 ("%s:%d: fail", __func__, __LINE__)); 2587 2588 pvector = lo->power_vector; 2589 if (!update && !pvector) 2590 return; 2591 2592 bwn_mac_suspend(mac); 2593 2594 for (i = 0; i < BWN_DC_LT_SIZE * 2; i++) { 2595 struct bwn_lo_calib *cal; 2596 int idx; 2597 uint16_t val; 2598 2599 if (!update && !(pvector & (((uint64_t)1ULL) << i))) 2600 continue; 2601 bb_offset = i / lo->rfatt.len; 2602 rf_offset = i % lo->rfatt.len; 2603 bbatt = &(lo->bbatt.array[bb_offset]); 2604 rfatt = &(lo->rfatt.array[rf_offset]); 2605 2606 cal = bwn_lo_calibset(mac, bbatt, rfatt); 2607 if (!cal) { 2608 device_printf(sc->sc_dev, "LO: Could not " 2609 "calibrate DC table entry\n"); 2610 continue; 2611 } 2612 val = (uint8_t)(cal->ctl.q); 2613 val |= ((uint8_t)(cal->ctl.i)) << 4; 2614 free(cal, M_DEVBUF); 2615 2616 idx = i / 2; 2617 if (i % 2) 2618 lo->dc_lt[idx] = (lo->dc_lt[idx] & 0x00ff) 2619 | ((val & 0x00ff) << 8); 2620 else 2621 lo->dc_lt[idx] = (lo->dc_lt[idx] & 0xff00) 2622 | (val & 0x00ff); 2623 changed = 1; 2624 } 2625 if (changed) { 2626 for (i = 0; i < BWN_DC_LT_SIZE; i++) 2627 BWN_PHY_WRITE(mac, 0x3a0 + i, lo->dc_lt[i]); 2628 } 2629 bwn_mac_enable(mac); 2630 } 2631 2632 static void 2633 bwn_lo_fixup_rfatt(struct bwn_rfatt *rf) 2634 { 2635 2636 if (!rf->padmix) 2637 return; 2638 if ((rf->att != 1) && (rf->att != 2) && (rf->att != 3)) 2639 rf->att = 4; 2640 } 2641 2642 static void 2643 bwn_lo_g_adjust(struct bwn_mac *mac) 2644 { 2645 struct bwn_phy_g *pg = &mac->mac_phy.phy_g; 2646 struct bwn_lo_calib *cal; 2647 struct bwn_rfatt rf; 2648 2649 memcpy(&rf, &pg->pg_rfatt, sizeof(rf)); 2650 bwn_lo_fixup_rfatt(&rf); 2651 2652 cal = bwn_lo_get_calib(mac, &pg->pg_bbatt, &rf); 2653 if (!cal) 2654 return; 2655 bwn_lo_write(mac, &cal->ctl); 2656 } 2657 2658 static void 2659 bwn_lo_g_init(struct bwn_mac *mac) 2660 { 2661 2662 if (!bwn_has_hwpctl(mac)) 2663 return; 2664 2665 bwn_lo_get_powervector(mac); 2666 bwn_phy_g_dc_lookup_init(mac, 1); 2667 } 2668 2669 static int16_t 2670 bwn_nrssi_read(struct bwn_mac *mac, uint16_t offset) 2671 { 2672 2673 BWN_PHY_WRITE(mac, BWN_PHY_NRSSI_CTRL, offset); 2674 return ((int16_t)BWN_PHY_READ(mac, BWN_PHY_NRSSI_DATA)); 2675 } 2676 2677 static void 2678 bwn_nrssi_threshold(struct bwn_mac *mac) 2679 { 2680 struct bwn_phy *phy = &mac->mac_phy; 2681 struct bwn_phy_g *pg = &phy->phy_g; 2682 struct bwn_softc *sc = mac->mac_sc; 2683 int32_t a, b; 2684 int16_t tmp16; 2685 uint16_t tmpu16; 2686 2687 KASSERT(phy->type == BWN_PHYTYPE_G, ("%s: fail", __func__)); 2688 2689 if (phy->gmode && (sc->sc_board_info.board_flags & BHND_BFL_ADCDIV)) { 2690 if (!pg->pg_aci_wlan_automatic && pg->pg_aci_enable) { 2691 a = 0x13; 2692 b = 0x12; 2693 } else { 2694 a = 0xe; 2695 b = 0x11; 2696 } 2697 2698 a = a * (pg->pg_nrssi[1] - pg->pg_nrssi[0]); 2699 a += (pg->pg_nrssi[0] << 6); 2700 a += (a < 32) ? 31 : 32; 2701 a = a >> 6; 2702 a = MIN(MAX(a, -31), 31); 2703 2704 b = b * (pg->pg_nrssi[1] - pg->pg_nrssi[0]); 2705 b += (pg->pg_nrssi[0] << 6); 2706 if (b < 32) 2707 b += 31; 2708 else 2709 b += 32; 2710 b = b >> 6; 2711 b = MIN(MAX(b, -31), 31); 2712 2713 tmpu16 = BWN_PHY_READ(mac, 0x048a) & 0xf000; 2714 tmpu16 |= ((uint32_t)b & 0x0000003f); 2715 tmpu16 |= (((uint32_t)a & 0x0000003f) << 6); 2716 BWN_PHY_WRITE(mac, 0x048a, tmpu16); 2717 return; 2718 } 2719 2720 tmp16 = bwn_nrssi_read(mac, 0x20); 2721 if (tmp16 >= 0x20) 2722 tmp16 -= 0x40; 2723 BWN_PHY_SETMASK(mac, 0x048a, 0xf000, (tmp16 < 3) ? 0x09eb : 0x0aed); 2724 } 2725 2726 static void 2727 bwn_nrssi_slope_11g(struct bwn_mac *mac) 2728 { 2729 #define SAVE_RF_MAX 3 2730 #define SAVE_PHY_COMM_MAX 4 2731 #define SAVE_PHY3_MAX 8 2732 static const uint16_t save_rf_regs[SAVE_RF_MAX] = 2733 { 0x7a, 0x52, 0x43 }; 2734 static const uint16_t save_phy_comm_regs[SAVE_PHY_COMM_MAX] = 2735 { 0x15, 0x5a, 0x59, 0x58 }; 2736 static const uint16_t save_phy3_regs[SAVE_PHY3_MAX] = { 2737 0x002e, 0x002f, 0x080f, BWN_PHY_G_LOCTL, 2738 0x0801, 0x0060, 0x0014, 0x0478 2739 }; 2740 struct bwn_phy *phy = &mac->mac_phy; 2741 struct bwn_phy_g *pg = &phy->phy_g; 2742 int32_t i, tmp32, phy3_idx = 0; 2743 uint16_t delta, tmp; 2744 uint16_t save_rf[SAVE_RF_MAX]; 2745 uint16_t save_phy_comm[SAVE_PHY_COMM_MAX]; 2746 uint16_t save_phy3[SAVE_PHY3_MAX]; 2747 uint16_t ant_div, phy0, chan_ex; 2748 int16_t nrssi0, nrssi1; 2749 2750 KASSERT(phy->type == BWN_PHYTYPE_G, 2751 ("%s:%d: fail", __func__, __LINE__)); 2752 2753 if (phy->rf_rev >= 9) 2754 return; 2755 if (phy->rf_rev == 8) 2756 bwn_nrssi_offset(mac); 2757 2758 BWN_PHY_MASK(mac, BWN_PHY_G_CRS, 0x7fff); 2759 BWN_PHY_MASK(mac, 0x0802, 0xfffc); 2760 2761 /* 2762 * Save RF/PHY registers for later restoration 2763 */ 2764 ant_div = BWN_READ_2(mac, 0x03e2); 2765 BWN_WRITE_2(mac, 0x03e2, BWN_READ_2(mac, 0x03e2) | 0x8000); 2766 for (i = 0; i < SAVE_RF_MAX; ++i) 2767 save_rf[i] = BWN_RF_READ(mac, save_rf_regs[i]); 2768 for (i = 0; i < SAVE_PHY_COMM_MAX; ++i) 2769 save_phy_comm[i] = BWN_PHY_READ(mac, save_phy_comm_regs[i]); 2770 2771 phy0 = BWN_READ_2(mac, BWN_PHY0); 2772 chan_ex = BWN_READ_2(mac, BWN_CHANNEL_EXT); 2773 if (phy->rev >= 3) { 2774 for (i = 0; i < SAVE_PHY3_MAX; ++i) 2775 save_phy3[i] = BWN_PHY_READ(mac, save_phy3_regs[i]); 2776 BWN_PHY_WRITE(mac, 0x002e, 0); 2777 BWN_PHY_WRITE(mac, BWN_PHY_G_LOCTL, 0); 2778 switch (phy->rev) { 2779 case 4: 2780 case 6: 2781 case 7: 2782 BWN_PHY_SET(mac, 0x0478, 0x0100); 2783 BWN_PHY_SET(mac, 0x0801, 0x0040); 2784 break; 2785 case 3: 2786 case 5: 2787 BWN_PHY_MASK(mac, 0x0801, 0xffbf); 2788 break; 2789 } 2790 BWN_PHY_SET(mac, 0x0060, 0x0040); 2791 BWN_PHY_SET(mac, 0x0014, 0x0200); 2792 } 2793 /* 2794 * Calculate nrssi0 2795 */ 2796 BWN_RF_SET(mac, 0x007a, 0x0070); 2797 bwn_set_all_gains(mac, 0, 8, 0); 2798 BWN_RF_MASK(mac, 0x007a, 0x00f7); 2799 if (phy->rev >= 2) { 2800 BWN_PHY_SETMASK(mac, 0x0811, 0xffcf, 0x0030); 2801 BWN_PHY_SETMASK(mac, 0x0812, 0xffcf, 0x0010); 2802 } 2803 BWN_RF_SET(mac, 0x007a, 0x0080); 2804 DELAY(20); 2805 2806 nrssi0 = (int16_t) ((BWN_PHY_READ(mac, 0x047f) >> 8) & 0x003f); 2807 if (nrssi0 >= 0x0020) 2808 nrssi0 -= 0x0040; 2809 2810 /* 2811 * Calculate nrssi1 2812 */ 2813 BWN_RF_MASK(mac, 0x007a, 0x007f); 2814 if (phy->rev >= 2) 2815 BWN_PHY_SETMASK(mac, 0x0003, 0xff9f, 0x0040); 2816 2817 BWN_WRITE_2(mac, BWN_CHANNEL_EXT, 2818 BWN_READ_2(mac, BWN_CHANNEL_EXT) | 0x2000); 2819 BWN_RF_SET(mac, 0x007a, 0x000f); 2820 BWN_PHY_WRITE(mac, 0x0015, 0xf330); 2821 if (phy->rev >= 2) { 2822 BWN_PHY_SETMASK(mac, 0x0812, 0xffcf, 0x0020); 2823 BWN_PHY_SETMASK(mac, 0x0811, 0xffcf, 0x0020); 2824 } 2825 2826 bwn_set_all_gains(mac, 3, 0, 1); 2827 if (phy->rf_rev == 8) { 2828 BWN_RF_WRITE(mac, 0x0043, 0x001f); 2829 } else { 2830 tmp = BWN_RF_READ(mac, 0x0052) & 0xff0f; 2831 BWN_RF_WRITE(mac, 0x0052, tmp | 0x0060); 2832 tmp = BWN_RF_READ(mac, 0x0043) & 0xfff0; 2833 BWN_RF_WRITE(mac, 0x0043, tmp | 0x0009); 2834 } 2835 BWN_PHY_WRITE(mac, 0x005a, 0x0480); 2836 BWN_PHY_WRITE(mac, 0x0059, 0x0810); 2837 BWN_PHY_WRITE(mac, 0x0058, 0x000d); 2838 DELAY(20); 2839 nrssi1 = (int16_t) ((BWN_PHY_READ(mac, 0x047f) >> 8) & 0x003f); 2840 2841 /* 2842 * Install calculated narrow RSSI values 2843 */ 2844 if (nrssi1 >= 0x0020) 2845 nrssi1 -= 0x0040; 2846 if (nrssi0 == nrssi1) 2847 pg->pg_nrssi_slope = 0x00010000; 2848 else 2849 pg->pg_nrssi_slope = 0x00400000 / (nrssi0 - nrssi1); 2850 if (nrssi0 >= -4) { 2851 pg->pg_nrssi[0] = nrssi1; 2852 pg->pg_nrssi[1] = nrssi0; 2853 } 2854 2855 /* 2856 * Restore saved RF/PHY registers 2857 */ 2858 if (phy->rev >= 3) { 2859 for (phy3_idx = 0; phy3_idx < 4; ++phy3_idx) { 2860 BWN_PHY_WRITE(mac, save_phy3_regs[phy3_idx], 2861 save_phy3[phy3_idx]); 2862 } 2863 } 2864 if (phy->rev >= 2) { 2865 BWN_PHY_MASK(mac, 0x0812, 0xffcf); 2866 BWN_PHY_MASK(mac, 0x0811, 0xffcf); 2867 } 2868 2869 for (i = 0; i < SAVE_RF_MAX; ++i) 2870 BWN_RF_WRITE(mac, save_rf_regs[i], save_rf[i]); 2871 2872 BWN_WRITE_2(mac, 0x03e2, ant_div); 2873 BWN_WRITE_2(mac, 0x03e6, phy0); 2874 BWN_WRITE_2(mac, BWN_CHANNEL_EXT, chan_ex); 2875 2876 for (i = 0; i < SAVE_PHY_COMM_MAX; ++i) 2877 BWN_PHY_WRITE(mac, save_phy_comm_regs[i], save_phy_comm[i]); 2878 2879 bwn_spu_workaround(mac, phy->chan); 2880 BWN_PHY_SET(mac, 0x0802, (0x0001 | 0x0002)); 2881 bwn_set_original_gains(mac); 2882 BWN_PHY_SET(mac, BWN_PHY_G_CRS, 0x8000); 2883 if (phy->rev >= 3) { 2884 for (; phy3_idx < SAVE_PHY3_MAX; ++phy3_idx) { 2885 BWN_PHY_WRITE(mac, save_phy3_regs[phy3_idx], 2886 save_phy3[phy3_idx]); 2887 } 2888 } 2889 2890 delta = 0x1f - pg->pg_nrssi[0]; 2891 for (i = 0; i < 64; i++) { 2892 tmp32 = (((i - delta) * pg->pg_nrssi_slope) / 0x10000) + 0x3a; 2893 tmp32 = MIN(MAX(tmp32, 0), 0x3f); 2894 pg->pg_nrssi_lt[i] = tmp32; 2895 } 2896 2897 bwn_nrssi_threshold(mac); 2898 #undef SAVE_RF_MAX 2899 #undef SAVE_PHY_COMM_MAX 2900 #undef SAVE_PHY3_MAX 2901 } 2902 2903 static void 2904 bwn_nrssi_offset(struct bwn_mac *mac) 2905 { 2906 #define SAVE_RF_MAX 2 2907 #define SAVE_PHY_COMM_MAX 10 2908 #define SAVE_PHY6_MAX 8 2909 static const uint16_t save_rf_regs[SAVE_RF_MAX] = 2910 { 0x7a, 0x43 }; 2911 static const uint16_t save_phy_comm_regs[SAVE_PHY_COMM_MAX] = { 2912 0x0001, 0x0811, 0x0812, 0x0814, 2913 0x0815, 0x005a, 0x0059, 0x0058, 2914 0x000a, 0x0003 2915 }; 2916 static const uint16_t save_phy6_regs[SAVE_PHY6_MAX] = { 2917 0x002e, 0x002f, 0x080f, 0x0810, 2918 0x0801, 0x0060, 0x0014, 0x0478 2919 }; 2920 struct bwn_phy *phy = &mac->mac_phy; 2921 int i, phy6_idx = 0; 2922 uint16_t save_rf[SAVE_RF_MAX]; 2923 uint16_t save_phy_comm[SAVE_PHY_COMM_MAX]; 2924 uint16_t save_phy6[SAVE_PHY6_MAX]; 2925 int16_t nrssi; 2926 uint16_t saved = 0xffff; 2927 2928 for (i = 0; i < SAVE_PHY_COMM_MAX; ++i) 2929 save_phy_comm[i] = BWN_PHY_READ(mac, save_phy_comm_regs[i]); 2930 for (i = 0; i < SAVE_RF_MAX; ++i) 2931 save_rf[i] = BWN_RF_READ(mac, save_rf_regs[i]); 2932 2933 BWN_PHY_MASK(mac, 0x0429, 0x7fff); 2934 BWN_PHY_SETMASK(mac, 0x0001, 0x3fff, 0x4000); 2935 BWN_PHY_SET(mac, 0x0811, 0x000c); 2936 BWN_PHY_SETMASK(mac, 0x0812, 0xfff3, 0x0004); 2937 BWN_PHY_MASK(mac, 0x0802, ~(0x1 | 0x2)); 2938 if (phy->rev >= 6) { 2939 for (i = 0; i < SAVE_PHY6_MAX; ++i) 2940 save_phy6[i] = BWN_PHY_READ(mac, save_phy6_regs[i]); 2941 2942 BWN_PHY_WRITE(mac, 0x002e, 0); 2943 BWN_PHY_WRITE(mac, 0x002f, 0); 2944 BWN_PHY_WRITE(mac, 0x080f, 0); 2945 BWN_PHY_WRITE(mac, 0x0810, 0); 2946 BWN_PHY_SET(mac, 0x0478, 0x0100); 2947 BWN_PHY_SET(mac, 0x0801, 0x0040); 2948 BWN_PHY_SET(mac, 0x0060, 0x0040); 2949 BWN_PHY_SET(mac, 0x0014, 0x0200); 2950 } 2951 BWN_RF_SET(mac, 0x007a, 0x0070); 2952 BWN_RF_SET(mac, 0x007a, 0x0080); 2953 DELAY(30); 2954 2955 nrssi = (int16_t) ((BWN_PHY_READ(mac, 0x047f) >> 8) & 0x003f); 2956 if (nrssi >= 0x20) 2957 nrssi -= 0x40; 2958 if (nrssi == 31) { 2959 for (i = 7; i >= 4; i--) { 2960 BWN_RF_WRITE(mac, 0x007b, i); 2961 DELAY(20); 2962 nrssi = (int16_t) ((BWN_PHY_READ(mac, 0x047f) >> 8) & 2963 0x003f); 2964 if (nrssi >= 0x20) 2965 nrssi -= 0x40; 2966 if (nrssi < 31 && saved == 0xffff) 2967 saved = i; 2968 } 2969 if (saved == 0xffff) 2970 saved = 4; 2971 } else { 2972 BWN_RF_MASK(mac, 0x007a, 0x007f); 2973 if (phy->rev != 1) { 2974 BWN_PHY_SET(mac, 0x0814, 0x0001); 2975 BWN_PHY_MASK(mac, 0x0815, 0xfffe); 2976 } 2977 BWN_PHY_SET(mac, 0x0811, 0x000c); 2978 BWN_PHY_SET(mac, 0x0812, 0x000c); 2979 BWN_PHY_SET(mac, 0x0811, 0x0030); 2980 BWN_PHY_SET(mac, 0x0812, 0x0030); 2981 BWN_PHY_WRITE(mac, 0x005a, 0x0480); 2982 BWN_PHY_WRITE(mac, 0x0059, 0x0810); 2983 BWN_PHY_WRITE(mac, 0x0058, 0x000d); 2984 if (phy->rev == 0) 2985 BWN_PHY_WRITE(mac, 0x0003, 0x0122); 2986 else 2987 BWN_PHY_SET(mac, 0x000a, 0x2000); 2988 if (phy->rev != 1) { 2989 BWN_PHY_SET(mac, 0x0814, 0x0004); 2990 BWN_PHY_MASK(mac, 0x0815, 0xfffb); 2991 } 2992 BWN_PHY_SETMASK(mac, 0x0003, 0xff9f, 0x0040); 2993 BWN_RF_SET(mac, 0x007a, 0x000f); 2994 bwn_set_all_gains(mac, 3, 0, 1); 2995 BWN_RF_SETMASK(mac, 0x0043, 0x00f0, 0x000f); 2996 DELAY(30); 2997 nrssi = (int16_t) ((BWN_PHY_READ(mac, 0x047f) >> 8) & 0x003f); 2998 if (nrssi >= 0x20) 2999 nrssi -= 0x40; 3000 if (nrssi == -32) { 3001 for (i = 0; i < 4; i++) { 3002 BWN_RF_WRITE(mac, 0x007b, i); 3003 DELAY(20); 3004 nrssi = (int16_t)((BWN_PHY_READ(mac, 3005 0x047f) >> 8) & 0x003f); 3006 if (nrssi >= 0x20) 3007 nrssi -= 0x40; 3008 if (nrssi > -31 && saved == 0xffff) 3009 saved = i; 3010 } 3011 if (saved == 0xffff) 3012 saved = 3; 3013 } else 3014 saved = 0; 3015 } 3016 BWN_RF_WRITE(mac, 0x007b, saved); 3017 3018 /* 3019 * Restore saved RF/PHY registers 3020 */ 3021 if (phy->rev >= 6) { 3022 for (phy6_idx = 0; phy6_idx < 4; ++phy6_idx) { 3023 BWN_PHY_WRITE(mac, save_phy6_regs[phy6_idx], 3024 save_phy6[phy6_idx]); 3025 } 3026 } 3027 if (phy->rev != 1) { 3028 for (i = 3; i < 5; i++) 3029 BWN_PHY_WRITE(mac, save_phy_comm_regs[i], 3030 save_phy_comm[i]); 3031 } 3032 for (i = 5; i < SAVE_PHY_COMM_MAX; i++) 3033 BWN_PHY_WRITE(mac, save_phy_comm_regs[i], save_phy_comm[i]); 3034 3035 for (i = SAVE_RF_MAX - 1; i >= 0; --i) 3036 BWN_RF_WRITE(mac, save_rf_regs[i], save_rf[i]); 3037 3038 BWN_PHY_WRITE(mac, 0x0802, BWN_PHY_READ(mac, 0x0802) | 0x1 | 0x2); 3039 BWN_PHY_SET(mac, 0x0429, 0x8000); 3040 bwn_set_original_gains(mac); 3041 if (phy->rev >= 6) { 3042 for (; phy6_idx < SAVE_PHY6_MAX; ++phy6_idx) { 3043 BWN_PHY_WRITE(mac, save_phy6_regs[phy6_idx], 3044 save_phy6[phy6_idx]); 3045 } 3046 } 3047 3048 BWN_PHY_WRITE(mac, save_phy_comm_regs[0], save_phy_comm[0]); 3049 BWN_PHY_WRITE(mac, save_phy_comm_regs[2], save_phy_comm[2]); 3050 BWN_PHY_WRITE(mac, save_phy_comm_regs[1], save_phy_comm[1]); 3051 } 3052 3053 static void 3054 bwn_set_all_gains(struct bwn_mac *mac, int16_t first, int16_t second, 3055 int16_t third) 3056 { 3057 struct bwn_phy *phy = &mac->mac_phy; 3058 uint16_t i; 3059 uint16_t start = 0x08, end = 0x18; 3060 uint16_t tmp; 3061 uint16_t table; 3062 3063 if (phy->rev <= 1) { 3064 start = 0x10; 3065 end = 0x20; 3066 } 3067 3068 table = BWN_OFDMTAB_GAINX; 3069 if (phy->rev <= 1) 3070 table = BWN_OFDMTAB_GAINX_R1; 3071 for (i = 0; i < 4; i++) 3072 bwn_ofdmtab_write_2(mac, table, i, first); 3073 3074 for (i = start; i < end; i++) 3075 bwn_ofdmtab_write_2(mac, table, i, second); 3076 3077 if (third != -1) { 3078 tmp = ((uint16_t) third << 14) | ((uint16_t) third << 6); 3079 BWN_PHY_SETMASK(mac, 0x04a0, 0xbfbf, tmp); 3080 BWN_PHY_SETMASK(mac, 0x04a1, 0xbfbf, tmp); 3081 BWN_PHY_SETMASK(mac, 0x04a2, 0xbfbf, tmp); 3082 } 3083 bwn_dummy_transmission(mac, 0, 1); 3084 } 3085 3086 static void 3087 bwn_set_original_gains(struct bwn_mac *mac) 3088 { 3089 struct bwn_phy *phy = &mac->mac_phy; 3090 uint16_t i, tmp; 3091 uint16_t table; 3092 uint16_t start = 0x0008, end = 0x0018; 3093 3094 if (phy->rev <= 1) { 3095 start = 0x0010; 3096 end = 0x0020; 3097 } 3098 3099 table = BWN_OFDMTAB_GAINX; 3100 if (phy->rev <= 1) 3101 table = BWN_OFDMTAB_GAINX_R1; 3102 for (i = 0; i < 4; i++) { 3103 tmp = (i & 0xfffc); 3104 tmp |= (i & 0x0001) << 1; 3105 tmp |= (i & 0x0002) >> 1; 3106 3107 bwn_ofdmtab_write_2(mac, table, i, tmp); 3108 } 3109 3110 for (i = start; i < end; i++) 3111 bwn_ofdmtab_write_2(mac, table, i, i - start); 3112 3113 BWN_PHY_SETMASK(mac, 0x04a0, 0xbfbf, 0x4040); 3114 BWN_PHY_SETMASK(mac, 0x04a1, 0xbfbf, 0x4040); 3115 BWN_PHY_SETMASK(mac, 0x04a2, 0xbfbf, 0x4000); 3116 bwn_dummy_transmission(mac, 0, 1); 3117 } 3118 3119 static void 3120 bwn_phy_hwpctl_init(struct bwn_mac *mac) 3121 { 3122 struct bwn_phy *phy = &mac->mac_phy; 3123 struct bwn_phy_g *pg = &phy->phy_g; 3124 struct bwn_rfatt old_rfatt, rfatt; 3125 struct bwn_bbatt old_bbatt, bbatt; 3126 struct bwn_softc *sc = mac->mac_sc; 3127 uint8_t old_txctl = 0; 3128 3129 KASSERT(phy->type == BWN_PHYTYPE_G, 3130 ("%s:%d: fail", __func__, __LINE__)); 3131 3132 if ((sc->sc_board_info.board_vendor == PCI_VENDOR_BROADCOM) && 3133 (sc->sc_board_info.board_type == BHND_BOARD_BU4306)) 3134 return; 3135 3136 BWN_PHY_WRITE(mac, 0x0028, 0x8018); 3137 3138 BWN_WRITE_2(mac, BWN_PHY0, BWN_READ_2(mac, BWN_PHY0) & 0xffdf); 3139 3140 if (!phy->gmode) 3141 return; 3142 bwn_hwpctl_early_init(mac); 3143 if (pg->pg_curtssi == 0) { 3144 if (phy->rf_ver == 0x2050 && phy->analog == 0) { 3145 BWN_RF_SETMASK(mac, 0x0076, 0x00f7, 0x0084); 3146 } else { 3147 memcpy(&old_rfatt, &pg->pg_rfatt, sizeof(old_rfatt)); 3148 memcpy(&old_bbatt, &pg->pg_bbatt, sizeof(old_bbatt)); 3149 old_txctl = pg->pg_txctl; 3150 3151 bbatt.att = 11; 3152 if (phy->rf_rev == 8) { 3153 rfatt.att = 15; 3154 rfatt.padmix = 1; 3155 } else { 3156 rfatt.att = 9; 3157 rfatt.padmix = 0; 3158 } 3159 bwn_phy_g_set_txpwr_sub(mac, &bbatt, &rfatt, 0); 3160 } 3161 bwn_dummy_transmission(mac, 0, 1); 3162 pg->pg_curtssi = BWN_PHY_READ(mac, BWN_PHY_TSSI); 3163 if (phy->rf_ver == 0x2050 && phy->analog == 0) 3164 BWN_RF_MASK(mac, 0x0076, 0xff7b); 3165 else 3166 bwn_phy_g_set_txpwr_sub(mac, &old_bbatt, 3167 &old_rfatt, old_txctl); 3168 } 3169 bwn_hwpctl_init_gphy(mac); 3170 3171 /* clear TSSI */ 3172 bwn_shm_write_2(mac, BWN_SHARED, 0x0058, 0x7f7f); 3173 bwn_shm_write_2(mac, BWN_SHARED, 0x005a, 0x7f7f); 3174 bwn_shm_write_2(mac, BWN_SHARED, 0x0070, 0x7f7f); 3175 bwn_shm_write_2(mac, BWN_SHARED, 0x0072, 0x7f7f); 3176 } 3177 3178 static void 3179 bwn_hwpctl_early_init(struct bwn_mac *mac) 3180 { 3181 struct bwn_phy *phy = &mac->mac_phy; 3182 3183 if (!bwn_has_hwpctl(mac)) { 3184 BWN_PHY_WRITE(mac, 0x047a, 0xc111); 3185 return; 3186 } 3187 3188 BWN_PHY_MASK(mac, 0x0036, 0xfeff); 3189 BWN_PHY_WRITE(mac, 0x002f, 0x0202); 3190 BWN_PHY_SET(mac, 0x047c, 0x0002); 3191 BWN_PHY_SET(mac, 0x047a, 0xf000); 3192 if (phy->rf_ver == 0x2050 && phy->rf_rev == 8) { 3193 BWN_PHY_SETMASK(mac, 0x047a, 0xff0f, 0x0010); 3194 BWN_PHY_SET(mac, 0x005d, 0x8000); 3195 BWN_PHY_SETMASK(mac, 0x004e, 0xffc0, 0x0010); 3196 BWN_PHY_WRITE(mac, 0x002e, 0xc07f); 3197 BWN_PHY_SET(mac, 0x0036, 0x0400); 3198 } else { 3199 BWN_PHY_SET(mac, 0x0036, 0x0200); 3200 BWN_PHY_SET(mac, 0x0036, 0x0400); 3201 BWN_PHY_MASK(mac, 0x005d, 0x7fff); 3202 BWN_PHY_MASK(mac, 0x004f, 0xfffe); 3203 BWN_PHY_SETMASK(mac, 0x004e, 0xffc0, 0x0010); 3204 BWN_PHY_WRITE(mac, 0x002e, 0xc07f); 3205 BWN_PHY_SETMASK(mac, 0x047a, 0xff0f, 0x0010); 3206 } 3207 } 3208 3209 static void 3210 bwn_hwpctl_init_gphy(struct bwn_mac *mac) 3211 { 3212 struct bwn_phy *phy = &mac->mac_phy; 3213 struct bwn_phy_g *pg = &phy->phy_g; 3214 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 3215 int i; 3216 uint16_t nr_written = 0, tmp, value; 3217 uint8_t rf, bb; 3218 3219 if (!bwn_has_hwpctl(mac)) { 3220 bwn_hf_write(mac, bwn_hf_read(mac) & ~BWN_HF_HW_POWERCTL); 3221 return; 3222 } 3223 3224 BWN_PHY_SETMASK(mac, 0x0036, 0xffc0, 3225 (pg->pg_idletssi - pg->pg_curtssi)); 3226 BWN_PHY_SETMASK(mac, 0x0478, 0xff00, 3227 (pg->pg_idletssi - pg->pg_curtssi)); 3228 3229 for (i = 0; i < 32; i++) 3230 bwn_ofdmtab_write_2(mac, 0x3c20, i, pg->pg_tssi2dbm[i]); 3231 for (i = 32; i < 64; i++) 3232 bwn_ofdmtab_write_2(mac, 0x3c00, i - 32, pg->pg_tssi2dbm[i]); 3233 for (i = 0; i < 64; i += 2) { 3234 value = (uint16_t) pg->pg_tssi2dbm[i]; 3235 value |= ((uint16_t) pg->pg_tssi2dbm[i + 1]) << 8; 3236 BWN_PHY_WRITE(mac, 0x380 + (i / 2), value); 3237 } 3238 3239 for (rf = 0; rf < lo->rfatt.len; rf++) { 3240 for (bb = 0; bb < lo->bbatt.len; bb++) { 3241 if (nr_written >= 0x40) 3242 return; 3243 tmp = lo->bbatt.array[bb].att; 3244 tmp <<= 8; 3245 if (phy->rf_rev == 8) 3246 tmp |= 0x50; 3247 else 3248 tmp |= 0x40; 3249 tmp |= lo->rfatt.array[rf].att; 3250 BWN_PHY_WRITE(mac, 0x3c0 + nr_written, tmp); 3251 nr_written++; 3252 } 3253 } 3254 3255 BWN_PHY_MASK(mac, 0x0060, 0xffbf); 3256 BWN_PHY_WRITE(mac, 0x0014, 0x0000); 3257 3258 KASSERT(phy->rev >= 6, ("%s:%d: fail", __func__, __LINE__)); 3259 BWN_PHY_SET(mac, 0x0478, 0x0800); 3260 BWN_PHY_MASK(mac, 0x0478, 0xfeff); 3261 BWN_PHY_MASK(mac, 0x0801, 0xffbf); 3262 3263 bwn_phy_g_dc_lookup_init(mac, 1); 3264 bwn_hf_write(mac, bwn_hf_read(mac) | BWN_HF_HW_POWERCTL); 3265 } 3266 3267 static void 3268 bwn_phy_g_switch_chan(struct bwn_mac *mac, int channel, uint8_t spu) 3269 { 3270 struct bwn_softc *sc = mac->mac_sc; 3271 int error; 3272 3273 if (spu != 0) 3274 bwn_spu_workaround(mac, channel); 3275 3276 BWN_WRITE_2(mac, BWN_CHANNEL, bwn_phy_g_chan2freq(channel)); 3277 3278 if (channel == 14) { 3279 uint8_t cc; 3280 3281 error = bhnd_nvram_getvar_uint8(sc->sc_dev, BHND_NVAR_CC, &cc); 3282 if (error) { 3283 device_printf(sc->sc_dev, "error reading country code " 3284 "from NVRAM, assuming channel 14 unavailable: %d\n", 3285 error); 3286 cc = BWN_SPROM1_CC_WORLDWIDE; 3287 } 3288 3289 if (cc == BWN_SPROM1_CC_JP) 3290 bwn_hf_write(mac, 3291 bwn_hf_read(mac) & ~BWN_HF_JAPAN_CHAN14_OFF); 3292 else 3293 bwn_hf_write(mac, 3294 bwn_hf_read(mac) | BWN_HF_JAPAN_CHAN14_OFF); 3295 BWN_WRITE_2(mac, BWN_CHANNEL_EXT, 3296 BWN_READ_2(mac, BWN_CHANNEL_EXT) | (1 << 11)); 3297 return; 3298 } 3299 3300 BWN_WRITE_2(mac, BWN_CHANNEL_EXT, 3301 BWN_READ_2(mac, BWN_CHANNEL_EXT) & 0xf7bf); 3302 } 3303 3304 static uint16_t 3305 bwn_phy_g_chan2freq(uint8_t channel) 3306 { 3307 static const uint8_t bwn_phy_g_rf_channels[] = BWN_PHY_G_RF_CHANNELS; 3308 3309 KASSERT(channel >= 1 && channel <= 14, 3310 ("%s:%d: fail", __func__, __LINE__)); 3311 3312 return (bwn_phy_g_rf_channels[channel - 1]); 3313 } 3314 3315 static void 3316 bwn_phy_g_set_txpwr_sub(struct bwn_mac *mac, const struct bwn_bbatt *bbatt, 3317 const struct bwn_rfatt *rfatt, uint8_t txctl) 3318 { 3319 struct bwn_phy *phy = &mac->mac_phy; 3320 struct bwn_phy_g *pg = &phy->phy_g; 3321 struct bwn_txpwr_loctl *lo = &pg->pg_loctl; 3322 uint16_t bb, rf; 3323 uint16_t tx_bias, tx_magn; 3324 3325 bb = bbatt->att; 3326 rf = rfatt->att; 3327 tx_bias = lo->tx_bias; 3328 tx_magn = lo->tx_magn; 3329 if (tx_bias == 0xff) 3330 tx_bias = 0; 3331 3332 pg->pg_txctl = txctl; 3333 memmove(&pg->pg_rfatt, rfatt, sizeof(*rfatt)); 3334 pg->pg_rfatt.padmix = (txctl & BWN_TXCTL_TXMIX) ? 1 : 0; 3335 memmove(&pg->pg_bbatt, bbatt, sizeof(*bbatt)); 3336 bwn_phy_g_set_bbatt(mac, bb); 3337 bwn_shm_write_2(mac, BWN_SHARED, BWN_SHARED_RADIO_ATT, rf); 3338 if (phy->rf_ver == 0x2050 && phy->rf_rev == 8) 3339 BWN_RF_WRITE(mac, 0x43, (rf & 0x000f) | (txctl & 0x0070)); 3340 else { 3341 BWN_RF_SETMASK(mac, 0x43, 0xfff0, (rf & 0x000f)); 3342 BWN_RF_SETMASK(mac, 0x52, ~0x0070, (txctl & 0x0070)); 3343 } 3344 if (BWN_HAS_TXMAG(phy)) 3345 BWN_RF_WRITE(mac, 0x52, tx_magn | tx_bias); 3346 else 3347 BWN_RF_SETMASK(mac, 0x52, 0xfff0, (tx_bias & 0x000f)); 3348 bwn_lo_g_adjust(mac); 3349 } 3350 3351 static void 3352 bwn_phy_g_set_bbatt(struct bwn_mac *mac, 3353 uint16_t bbatt) 3354 { 3355 struct bwn_phy *phy = &mac->mac_phy; 3356 3357 if (phy->analog == 0) { 3358 BWN_WRITE_2(mac, BWN_PHY0, 3359 (BWN_READ_2(mac, BWN_PHY0) & 0xfff0) | bbatt); 3360 return; 3361 } 3362 if (phy->analog > 1) { 3363 BWN_PHY_SETMASK(mac, BWN_PHY_DACCTL, 0xffc3, bbatt << 2); 3364 return; 3365 } 3366 BWN_PHY_SETMASK(mac, BWN_PHY_DACCTL, 0xff87, bbatt << 3); 3367 } 3368 3369 static uint16_t 3370 bwn_rf_2050_rfoverval(struct bwn_mac *mac, uint16_t reg, uint32_t lpd) 3371 { 3372 struct bwn_phy *phy = &mac->mac_phy; 3373 struct bwn_phy_g *pg = &phy->phy_g; 3374 struct bwn_softc *sc = mac->mac_sc; 3375 int max_lb_gain; 3376 uint16_t extlna; 3377 uint16_t i; 3378 3379 if (phy->gmode == 0) 3380 return (0); 3381 3382 if (BWN_HAS_LOOPBACK(phy)) { 3383 max_lb_gain = pg->pg_max_lb_gain; 3384 max_lb_gain += (phy->rf_rev == 8) ? 0x3e : 0x26; 3385 if (max_lb_gain >= 0x46) { 3386 extlna = 0x3000; 3387 max_lb_gain -= 0x46; 3388 } else if (max_lb_gain >= 0x3a) { 3389 extlna = 0x1000; 3390 max_lb_gain -= 0x3a; 3391 } else if (max_lb_gain >= 0x2e) { 3392 extlna = 0x2000; 3393 max_lb_gain -= 0x2e; 3394 } else { 3395 extlna = 0; 3396 max_lb_gain -= 0x10; 3397 } 3398 3399 for (i = 0; i < 16; i++) { 3400 max_lb_gain -= (i * 6); 3401 if (max_lb_gain < 6) 3402 break; 3403 } 3404 3405 if ((phy->rev < 7) || 3406 !(sc->sc_board_info.board_flags & BHND_BFL_EXTLNA)) { 3407 if (reg == BWN_PHY_RFOVER) { 3408 return (0x1b3); 3409 } else if (reg == BWN_PHY_RFOVERVAL) { 3410 extlna |= (i << 8); 3411 switch (lpd) { 3412 case BWN_LPD(0, 1, 1): 3413 return (0x0f92); 3414 case BWN_LPD(0, 0, 1): 3415 case BWN_LPD(1, 0, 1): 3416 return (0x0092 | extlna); 3417 case BWN_LPD(1, 0, 0): 3418 return (0x0093 | extlna); 3419 } 3420 KASSERT(0 == 1, 3421 ("%s:%d: fail", __func__, __LINE__)); 3422 } 3423 KASSERT(0 == 1, ("%s:%d: fail", __func__, __LINE__)); 3424 } else { 3425 if (reg == BWN_PHY_RFOVER) 3426 return (0x9b3); 3427 if (reg == BWN_PHY_RFOVERVAL) { 3428 if (extlna) 3429 extlna |= 0x8000; 3430 extlna |= (i << 8); 3431 switch (lpd) { 3432 case BWN_LPD(0, 1, 1): 3433 return (0x8f92); 3434 case BWN_LPD(0, 0, 1): 3435 return (0x8092 | extlna); 3436 case BWN_LPD(1, 0, 1): 3437 return (0x2092 | extlna); 3438 case BWN_LPD(1, 0, 0): 3439 return (0x2093 | extlna); 3440 } 3441 KASSERT(0 == 1, 3442 ("%s:%d: fail", __func__, __LINE__)); 3443 } 3444 KASSERT(0 == 1, ("%s:%d: fail", __func__, __LINE__)); 3445 } 3446 return (0); 3447 } 3448 3449 if ((phy->rev < 7) || 3450 !(sc->sc_board_info.board_flags & BHND_BFL_EXTLNA)) { 3451 if (reg == BWN_PHY_RFOVER) { 3452 return (0x1b3); 3453 } else if (reg == BWN_PHY_RFOVERVAL) { 3454 switch (lpd) { 3455 case BWN_LPD(0, 1, 1): 3456 return (0x0fb2); 3457 case BWN_LPD(0, 0, 1): 3458 return (0x00b2); 3459 case BWN_LPD(1, 0, 1): 3460 return (0x30b2); 3461 case BWN_LPD(1, 0, 0): 3462 return (0x30b3); 3463 } 3464 KASSERT(0 == 1, 3465 ("%s:%d: fail", __func__, __LINE__)); 3466 } 3467 KASSERT(0 == 1, ("%s:%d: fail", __func__, __LINE__)); 3468 } else { 3469 if (reg == BWN_PHY_RFOVER) { 3470 return (0x9b3); 3471 } else if (reg == BWN_PHY_RFOVERVAL) { 3472 switch (lpd) { 3473 case BWN_LPD(0, 1, 1): 3474 return (0x8fb2); 3475 case BWN_LPD(0, 0, 1): 3476 return (0x80b2); 3477 case BWN_LPD(1, 0, 1): 3478 return (0x20b2); 3479 case BWN_LPD(1, 0, 0): 3480 return (0x20b3); 3481 } 3482 KASSERT(0 == 1, 3483 ("%s:%d: fail", __func__, __LINE__)); 3484 } 3485 KASSERT(0 == 1, ("%s:%d: fail", __func__, __LINE__)); 3486 } 3487 return (0); 3488 } 3489 3490 static void 3491 bwn_spu_workaround(struct bwn_mac *mac, uint8_t channel) 3492 { 3493 3494 if (mac->mac_phy.rf_ver != 0x2050 || mac->mac_phy.rf_rev >= 6) 3495 return; 3496 BWN_WRITE_2(mac, BWN_CHANNEL, (channel <= 10) ? 3497 bwn_phy_g_chan2freq(channel + 4) : bwn_phy_g_chan2freq(1)); 3498 DELAY(1000); 3499 BWN_WRITE_2(mac, BWN_CHANNEL, bwn_phy_g_chan2freq(channel)); 3500 } 3501 3502 static int 3503 bwn_phy_shm_tssi_read(struct bwn_mac *mac, uint16_t shm_offset) 3504 { 3505 const uint8_t ofdm = (shm_offset != BWN_SHARED_TSSI_CCK); 3506 unsigned int a, b, c, d; 3507 unsigned int avg; 3508 uint32_t tmp; 3509 3510 tmp = bwn_shm_read_4(mac, BWN_SHARED, shm_offset); 3511 a = tmp & 0xff; 3512 b = (tmp >> 8) & 0xff; 3513 c = (tmp >> 16) & 0xff; 3514 d = (tmp >> 24) & 0xff; 3515 if (a == 0 || a == BWN_TSSI_MAX || b == 0 || b == BWN_TSSI_MAX || 3516 c == 0 || c == BWN_TSSI_MAX || d == 0 || d == BWN_TSSI_MAX) 3517 return (ENOENT); 3518 bwn_shm_write_4(mac, BWN_SHARED, shm_offset, 3519 BWN_TSSI_MAX | (BWN_TSSI_MAX << 8) | 3520 (BWN_TSSI_MAX << 16) | (BWN_TSSI_MAX << 24)); 3521 3522 if (ofdm) { 3523 a = (a + 32) & 0x3f; 3524 b = (b + 32) & 0x3f; 3525 c = (c + 32) & 0x3f; 3526 d = (d + 32) & 0x3f; 3527 } 3528 3529 avg = (a + b + c + d + 2) / 4; 3530 if (ofdm) { 3531 if (bwn_shm_read_2(mac, BWN_SHARED, BWN_SHARED_HFLO) 3532 & BWN_HF_4DB_CCK_POWERBOOST) 3533 avg = (avg >= 13) ? (avg - 13) : 0; 3534 } 3535 return (avg); 3536 } 3537 3538 static void 3539 bwn_phy_g_setatt(struct bwn_mac *mac, int *bbattp, int *rfattp) 3540 { 3541 struct bwn_txpwr_loctl *lo = &mac->mac_phy.phy_g.pg_loctl; 3542 int rfatt = *rfattp; 3543 int bbatt = *bbattp; 3544 3545 while (1) { 3546 if (rfatt > lo->rfatt.max && bbatt > lo->bbatt.max - 4) 3547 break; 3548 if (rfatt < lo->rfatt.min && bbatt < lo->bbatt.min + 4) 3549 break; 3550 if (bbatt > lo->bbatt.max && rfatt > lo->rfatt.max - 1) 3551 break; 3552 if (bbatt < lo->bbatt.min && rfatt < lo->rfatt.min + 1) 3553 break; 3554 if (bbatt > lo->bbatt.max) { 3555 bbatt -= 4; 3556 rfatt += 1; 3557 continue; 3558 } 3559 if (bbatt < lo->bbatt.min) { 3560 bbatt += 4; 3561 rfatt -= 1; 3562 continue; 3563 } 3564 if (rfatt > lo->rfatt.max) { 3565 rfatt -= 1; 3566 bbatt += 4; 3567 continue; 3568 } 3569 if (rfatt < lo->rfatt.min) { 3570 rfatt += 1; 3571 bbatt -= 4; 3572 continue; 3573 } 3574 break; 3575 } 3576 3577 *rfattp = MIN(MAX(rfatt, lo->rfatt.min), lo->rfatt.max); 3578 *bbattp = MIN(MAX(bbatt, lo->bbatt.min), lo->bbatt.max); 3579 } 3580 3581 static void 3582 bwn_phy_lock(struct bwn_mac *mac) 3583 { 3584 struct bwn_softc *sc = mac->mac_sc; 3585 struct ieee80211com *ic = &sc->sc_ic; 3586 3587 KASSERT(bhnd_get_hwrev(sc->sc_dev) >= 3, 3588 ("%s: unsupported rev %d", __func__, bhnd_get_hwrev(sc->sc_dev))); 3589 3590 if (ic->ic_opmode != IEEE80211_M_HOSTAP) 3591 bwn_psctl(mac, BWN_PS_AWAKE); 3592 } 3593 3594 static void 3595 bwn_phy_unlock(struct bwn_mac *mac) 3596 { 3597 struct bwn_softc *sc = mac->mac_sc; 3598 struct ieee80211com *ic = &sc->sc_ic; 3599 3600 KASSERT(bhnd_get_hwrev(sc->sc_dev) >= 3, 3601 ("%s: unsupported rev %d", __func__, bhnd_get_hwrev(sc->sc_dev))); 3602 3603 if (ic->ic_opmode != IEEE80211_M_HOSTAP) 3604 bwn_psctl(mac, 0); 3605 } 3606 3607 static void 3608 bwn_rf_lock(struct bwn_mac *mac) 3609 { 3610 3611 BWN_WRITE_4(mac, BWN_MACCTL, 3612 BWN_READ_4(mac, BWN_MACCTL) | BWN_MACCTL_RADIO_LOCK); 3613 BWN_READ_4(mac, BWN_MACCTL); 3614 DELAY(10); 3615 } 3616 3617 static void 3618 bwn_rf_unlock(struct bwn_mac *mac) 3619 { 3620 3621 BWN_READ_2(mac, BWN_PHYVER); 3622 BWN_WRITE_4(mac, BWN_MACCTL, 3623 BWN_READ_4(mac, BWN_MACCTL) & ~BWN_MACCTL_RADIO_LOCK); 3624 } 3625