rge_chip.c revision 7656:2621e50fdf4a
1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21/* 22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26#include "rge.h" 27 28#define REG32(rgep, reg) ((uint32_t *)(rgep->io_regs+(reg))) 29#define REG16(rgep, reg) ((uint16_t *)(rgep->io_regs+(reg))) 30#define REG8(rgep, reg) ((uint8_t *)(rgep->io_regs+(reg))) 31#define PIO_ADDR(rgep, offset) ((void *)(rgep->io_regs+(offset))) 32 33/* 34 * Patchable globals: 35 * 36 * rge_autorecover 37 * Enables/disables automatic recovery after fault detection 38 */ 39static uint32_t rge_autorecover = 1; 40 41/* 42 * globals: 43 */ 44#define RGE_DBG RGE_DBG_REGS /* debug flag for this code */ 45static uint32_t rge_watchdog_count = 1 << 16; 46 47/* 48 * Operating register get/set access routines 49 */ 50 51static uint32_t rge_reg_get32(rge_t *rgep, uintptr_t regno); 52#pragma inline(rge_reg_get32) 53 54static uint32_t 55rge_reg_get32(rge_t *rgep, uintptr_t regno) 56{ 57 RGE_TRACE(("rge_reg_get32($%p, 0x%lx)", 58 (void *)rgep, regno)); 59 60 return (ddi_get32(rgep->io_handle, REG32(rgep, regno))); 61} 62 63static void rge_reg_put32(rge_t *rgep, uintptr_t regno, uint32_t data); 64#pragma inline(rge_reg_put32) 65 66static void 67rge_reg_put32(rge_t *rgep, uintptr_t regno, uint32_t data) 68{ 69 RGE_TRACE(("rge_reg_put32($%p, 0x%lx, 0x%x)", 70 (void *)rgep, regno, data)); 71 72 ddi_put32(rgep->io_handle, REG32(rgep, regno), data); 73} 74 75static void rge_reg_set32(rge_t *rgep, uintptr_t regno, uint32_t bits); 76#pragma inline(rge_reg_set32) 77 78static void 79rge_reg_set32(rge_t *rgep, uintptr_t regno, uint32_t bits) 80{ 81 uint32_t regval; 82 83 RGE_TRACE(("rge_reg_set32($%p, 0x%lx, 0x%x)", 84 (void *)rgep, regno, bits)); 85 86 regval = rge_reg_get32(rgep, regno); 87 regval |= bits; 88 rge_reg_put32(rgep, regno, regval); 89} 90 91static void rge_reg_clr32(rge_t *rgep, uintptr_t regno, uint32_t bits); 92#pragma inline(rge_reg_clr32) 93 94static void 95rge_reg_clr32(rge_t *rgep, uintptr_t regno, uint32_t bits) 96{ 97 uint32_t regval; 98 99 RGE_TRACE(("rge_reg_clr32($%p, 0x%lx, 0x%x)", 100 (void *)rgep, regno, bits)); 101 102 regval = rge_reg_get32(rgep, regno); 103 regval &= ~bits; 104 rge_reg_put32(rgep, regno, regval); 105} 106 107static uint16_t rge_reg_get16(rge_t *rgep, uintptr_t regno); 108#pragma inline(rge_reg_get16) 109 110static uint16_t 111rge_reg_get16(rge_t *rgep, uintptr_t regno) 112{ 113 RGE_TRACE(("rge_reg_get16($%p, 0x%lx)", 114 (void *)rgep, regno)); 115 116 return (ddi_get16(rgep->io_handle, REG16(rgep, regno))); 117} 118 119static void rge_reg_put16(rge_t *rgep, uintptr_t regno, uint16_t data); 120#pragma inline(rge_reg_put16) 121 122static void 123rge_reg_put16(rge_t *rgep, uintptr_t regno, uint16_t data) 124{ 125 RGE_TRACE(("rge_reg_put16($%p, 0x%lx, 0x%x)", 126 (void *)rgep, regno, data)); 127 128 ddi_put16(rgep->io_handle, REG16(rgep, regno), data); 129} 130 131static uint8_t rge_reg_get8(rge_t *rgep, uintptr_t regno); 132#pragma inline(rge_reg_get8) 133 134static uint8_t 135rge_reg_get8(rge_t *rgep, uintptr_t regno) 136{ 137 RGE_TRACE(("rge_reg_get8($%p, 0x%lx)", 138 (void *)rgep, regno)); 139 140 return (ddi_get8(rgep->io_handle, REG8(rgep, regno))); 141} 142 143static void rge_reg_put8(rge_t *rgep, uintptr_t regno, uint8_t data); 144#pragma inline(rge_reg_put8) 145 146static void 147rge_reg_put8(rge_t *rgep, uintptr_t regno, uint8_t data) 148{ 149 RGE_TRACE(("rge_reg_put8($%p, 0x%lx, 0x%x)", 150 (void *)rgep, regno, data)); 151 152 ddi_put8(rgep->io_handle, REG8(rgep, regno), data); 153} 154 155static void rge_reg_set8(rge_t *rgep, uintptr_t regno, uint8_t bits); 156#pragma inline(rge_reg_set8) 157 158static void 159rge_reg_set8(rge_t *rgep, uintptr_t regno, uint8_t bits) 160{ 161 uint8_t regval; 162 163 RGE_TRACE(("rge_reg_set8($%p, 0x%lx, 0x%x)", 164 (void *)rgep, regno, bits)); 165 166 regval = rge_reg_get8(rgep, regno); 167 regval |= bits; 168 rge_reg_put8(rgep, regno, regval); 169} 170 171static void rge_reg_clr8(rge_t *rgep, uintptr_t regno, uint8_t bits); 172#pragma inline(rge_reg_clr8) 173 174static void 175rge_reg_clr8(rge_t *rgep, uintptr_t regno, uint8_t bits) 176{ 177 uint8_t regval; 178 179 RGE_TRACE(("rge_reg_clr8($%p, 0x%lx, 0x%x)", 180 (void *)rgep, regno, bits)); 181 182 regval = rge_reg_get8(rgep, regno); 183 regval &= ~bits; 184 rge_reg_put8(rgep, regno, regval); 185} 186 187uint16_t rge_mii_get16(rge_t *rgep, uintptr_t mii); 188#pragma no_inline(rge_mii_get16) 189 190uint16_t 191rge_mii_get16(rge_t *rgep, uintptr_t mii) 192{ 193 uint32_t regval; 194 uint32_t val32; 195 uint32_t i; 196 197 regval = (mii & PHY_REG_MASK) << PHY_REG_SHIFT; 198 rge_reg_put32(rgep, PHY_ACCESS_REG, regval); 199 200 /* 201 * Waiting for PHY reading OK 202 */ 203 for (i = 0; i < PHY_RESET_LOOP; i++) { 204 drv_usecwait(1000); 205 val32 = rge_reg_get32(rgep, PHY_ACCESS_REG); 206 if (val32 & PHY_ACCESS_WR_FLAG) 207 return ((uint16_t)(val32 & 0xffff)); 208 } 209 210 RGE_REPORT((rgep, "rge_mii_get16(0x%x) fail, val = %x", mii, val32)); 211 return ((uint16_t)~0u); 212} 213 214void rge_mii_put16(rge_t *rgep, uintptr_t mii, uint16_t data); 215#pragma no_inline(rge_mii_put16) 216 217void 218rge_mii_put16(rge_t *rgep, uintptr_t mii, uint16_t data) 219{ 220 uint32_t regval; 221 uint32_t val32; 222 uint32_t i; 223 224 regval = (mii & PHY_REG_MASK) << PHY_REG_SHIFT; 225 regval |= data & PHY_DATA_MASK; 226 regval |= PHY_ACCESS_WR_FLAG; 227 rge_reg_put32(rgep, PHY_ACCESS_REG, regval); 228 229 /* 230 * Waiting for PHY writing OK 231 */ 232 for (i = 0; i < PHY_RESET_LOOP; i++) { 233 drv_usecwait(1000); 234 val32 = rge_reg_get32(rgep, PHY_ACCESS_REG); 235 if (!(val32 & PHY_ACCESS_WR_FLAG)) 236 return; 237 } 238 RGE_REPORT((rgep, "rge_mii_put16(0x%lx, 0x%x) fail", 239 mii, data)); 240} 241 242void rge_ephy_put16(rge_t *rgep, uintptr_t emii, uint16_t data); 243#pragma no_inline(rge_ephy_put16) 244 245void 246rge_ephy_put16(rge_t *rgep, uintptr_t emii, uint16_t data) 247{ 248 uint32_t regval; 249 uint32_t val32; 250 uint32_t i; 251 252 regval = (emii & EPHY_REG_MASK) << EPHY_REG_SHIFT; 253 regval |= data & EPHY_DATA_MASK; 254 regval |= EPHY_ACCESS_WR_FLAG; 255 rge_reg_put32(rgep, EPHY_ACCESS_REG, regval); 256 257 /* 258 * Waiting for PHY writing OK 259 */ 260 for (i = 0; i < PHY_RESET_LOOP; i++) { 261 drv_usecwait(1000); 262 val32 = rge_reg_get32(rgep, EPHY_ACCESS_REG); 263 if (!(val32 & EPHY_ACCESS_WR_FLAG)) 264 return; 265 } 266 RGE_REPORT((rgep, "rge_ephy_put16(0x%lx, 0x%x) fail", 267 emii, data)); 268} 269 270/* 271 * Atomically shift a 32-bit word left, returning 272 * the value it had *before* the shift was applied 273 */ 274static uint32_t rge_atomic_shl32(uint32_t *sp, uint_t count); 275#pragma inline(rge_mii_put16) 276 277static uint32_t 278rge_atomic_shl32(uint32_t *sp, uint_t count) 279{ 280 uint32_t oldval; 281 uint32_t newval; 282 283 /* ATOMICALLY */ 284 do { 285 oldval = *sp; 286 newval = oldval << count; 287 } while (cas32(sp, oldval, newval) != oldval); 288 289 return (oldval); 290} 291 292/* 293 * PHY operation routines 294 */ 295#if RGE_DEBUGGING 296 297void 298rge_phydump(rge_t *rgep) 299{ 300 uint16_t regs[32]; 301 int i; 302 303 ASSERT(mutex_owned(rgep->genlock)); 304 305 for (i = 0; i < 32; ++i) { 306 regs[i] = rge_mii_get16(rgep, i); 307 } 308 309 for (i = 0; i < 32; i += 8) 310 RGE_DEBUG(("rge_phydump: " 311 "0x%04x %04x %04x %04x %04x %04x %04x %04x", 312 regs[i+0], regs[i+1], regs[i+2], regs[i+3], 313 regs[i+4], regs[i+5], regs[i+6], regs[i+7])); 314} 315 316#endif /* RGE_DEBUGGING */ 317 318static void 319rge_phy_check(rge_t *rgep) 320{ 321 uint16_t gig_ctl; 322 323 if (rgep->param_link_up == LINK_STATE_DOWN) { 324 /* 325 * RTL8169S/8110S PHY has the "PCS bug". Need reset PHY 326 * every 15 seconds whin link down & advertise is 1000. 327 */ 328 if (rgep->chipid.phy_ver == PHY_VER_S) { 329 gig_ctl = rge_mii_get16(rgep, MII_1000BASE_T_CONTROL); 330 if (gig_ctl & MII_1000BT_CTL_ADV_FDX) { 331 rgep->link_down_count++; 332 if (rgep->link_down_count > 15) { 333 (void) rge_phy_reset(rgep); 334 rgep->stats.phy_reset++; 335 rgep->link_down_count = 0; 336 } 337 } 338 } 339 } else { 340 rgep->link_down_count = 0; 341 } 342} 343 344/* 345 * Basic low-level function to reset the PHY. 346 * Doesn't incorporate any special-case workarounds. 347 * 348 * Returns TRUE on success, FALSE if the RESET bit doesn't clear 349 */ 350boolean_t 351rge_phy_reset(rge_t *rgep) 352{ 353 uint16_t control; 354 uint_t count; 355 356 /* 357 * Set the PHY RESET bit, then wait up to 5 ms for it to self-clear 358 */ 359 control = rge_mii_get16(rgep, MII_CONTROL); 360 rge_mii_put16(rgep, MII_CONTROL, control | MII_CONTROL_RESET); 361 for (count = 0; count < 5; count++) { 362 drv_usecwait(100); 363 control = rge_mii_get16(rgep, MII_CONTROL); 364 if (BIC(control, MII_CONTROL_RESET)) 365 return (B_TRUE); 366 } 367 368 RGE_REPORT((rgep, "rge_phy_reset: FAILED, control now 0x%x", control)); 369 return (B_FALSE); 370} 371 372/* 373 * Synchronise the PHY's speed/duplex/autonegotiation capabilities 374 * and advertisements with the required settings as specified by the various 375 * param_* variables that can be poked via the NDD interface. 376 * 377 * We always reset the PHY and reprogram *all* the relevant registers, 378 * not just those changed. This should cause the link to go down, and then 379 * back up again once the link is stable and autonegotiation (if enabled) 380 * is complete. We should get a link state change interrupt somewhere along 381 * the way ... 382 * 383 * NOTE: <genlock> must already be held by the caller 384 */ 385void 386rge_phy_update(rge_t *rgep) 387{ 388 boolean_t adv_autoneg; 389 boolean_t adv_pause; 390 boolean_t adv_asym_pause; 391 boolean_t adv_1000fdx; 392 boolean_t adv_1000hdx; 393 boolean_t adv_100fdx; 394 boolean_t adv_100hdx; 395 boolean_t adv_10fdx; 396 boolean_t adv_10hdx; 397 398 uint16_t control; 399 uint16_t gigctrl; 400 uint16_t anar; 401 402 ASSERT(mutex_owned(rgep->genlock)); 403 404 RGE_DEBUG(("rge_phy_update: autoneg %d " 405 "pause %d asym_pause %d " 406 "1000fdx %d 1000hdx %d " 407 "100fdx %d 100hdx %d " 408 "10fdx %d 10hdx %d ", 409 rgep->param_adv_autoneg, 410 rgep->param_adv_pause, rgep->param_adv_asym_pause, 411 rgep->param_adv_1000fdx, rgep->param_adv_1000hdx, 412 rgep->param_adv_100fdx, rgep->param_adv_100hdx, 413 rgep->param_adv_10fdx, rgep->param_adv_10hdx)); 414 415 control = gigctrl = anar = 0; 416 417 /* 418 * PHY settings are normally based on the param_* variables, 419 * but if any loopback mode is in effect, that takes precedence. 420 * 421 * RGE supports MAC-internal loopback, PHY-internal loopback, 422 * and External loopback at a variety of speeds (with a special 423 * cable). In all cases, autoneg is turned OFF, full-duplex 424 * is turned ON, and the speed/mastership is forced. 425 */ 426 switch (rgep->param_loop_mode) { 427 case RGE_LOOP_NONE: 428 default: 429 adv_autoneg = rgep->param_adv_autoneg; 430 adv_pause = rgep->param_adv_pause; 431 adv_asym_pause = rgep->param_adv_asym_pause; 432 adv_1000fdx = rgep->param_adv_1000fdx; 433 adv_1000hdx = rgep->param_adv_1000hdx; 434 adv_100fdx = rgep->param_adv_100fdx; 435 adv_100hdx = rgep->param_adv_100hdx; 436 adv_10fdx = rgep->param_adv_10fdx; 437 adv_10hdx = rgep->param_adv_10hdx; 438 break; 439 440 case RGE_LOOP_INTERNAL_PHY: 441 case RGE_LOOP_INTERNAL_MAC: 442 adv_autoneg = adv_pause = adv_asym_pause = B_FALSE; 443 adv_1000fdx = adv_100fdx = adv_10fdx = B_FALSE; 444 adv_1000hdx = adv_100hdx = adv_10hdx = B_FALSE; 445 rgep->param_link_duplex = LINK_DUPLEX_FULL; 446 447 switch (rgep->param_loop_mode) { 448 case RGE_LOOP_INTERNAL_PHY: 449 if (rgep->chipid.mac_ver != MAC_VER_8101E) { 450 rgep->param_link_speed = 1000; 451 adv_1000fdx = B_TRUE; 452 } else { 453 rgep->param_link_speed = 100; 454 adv_100fdx = B_TRUE; 455 } 456 control = MII_CONTROL_LOOPBACK; 457 break; 458 459 case RGE_LOOP_INTERNAL_MAC: 460 if (rgep->chipid.mac_ver != MAC_VER_8101E) { 461 rgep->param_link_speed = 1000; 462 adv_1000fdx = B_TRUE; 463 } else { 464 rgep->param_link_speed = 100; 465 adv_100fdx = B_TRUE; 466 break; 467 } 468 } 469 470 RGE_DEBUG(("rge_phy_update: autoneg %d " 471 "pause %d asym_pause %d " 472 "1000fdx %d 1000hdx %d " 473 "100fdx %d 100hdx %d " 474 "10fdx %d 10hdx %d ", 475 adv_autoneg, 476 adv_pause, adv_asym_pause, 477 adv_1000fdx, adv_1000hdx, 478 adv_100fdx, adv_100hdx, 479 adv_10fdx, adv_10hdx)); 480 481 /* 482 * We should have at least one technology capability set; 483 * if not, we select a default of 1000Mb/s full-duplex 484 */ 485 if (!adv_1000fdx && !adv_100fdx && !adv_10fdx && 486 !adv_1000hdx && !adv_100hdx && !adv_10hdx) { 487 if (rgep->chipid.mac_ver != MAC_VER_8101E) 488 adv_1000fdx = B_TRUE; 489 } else { 490 adv_1000fdx = B_FALSE; 491 adv_100fdx = B_TRUE; 492 } 493 } 494 495 /* 496 * Now transform the adv_* variables into the proper settings 497 * of the PHY registers ... 498 * 499 * If autonegotiation is (now) enabled, we want to trigger 500 * a new autonegotiation cycle once the PHY has been 501 * programmed with the capabilities to be advertised. 502 * 503 * RTL8169/8110 doesn't support 1000Mb/s half-duplex. 504 */ 505 if (adv_autoneg) 506 control |= MII_CONTROL_ANE|MII_CONTROL_RSAN; 507 508 if (adv_1000fdx) 509 control |= MII_CONTROL_1000MB|MII_CONTROL_FDUPLEX; 510 else if (adv_1000hdx) 511 control |= MII_CONTROL_1000MB; 512 else if (adv_100fdx) 513 control |= MII_CONTROL_100MB|MII_CONTROL_FDUPLEX; 514 else if (adv_100hdx) 515 control |= MII_CONTROL_100MB; 516 else if (adv_10fdx) 517 control |= MII_CONTROL_FDUPLEX; 518 else if (adv_10hdx) 519 control |= 0; 520 else 521 { _NOTE(EMPTY); } /* Can't get here anyway ... */ 522 523 if (adv_1000fdx) { 524 gigctrl |= MII_1000BT_CTL_ADV_FDX; 525 /* 526 * Chipset limitation: need set other capabilities to true 527 */ 528 if (rgep->chipid.is_pcie) 529 adv_1000hdx = B_TRUE; 530 adv_100fdx = B_TRUE; 531 adv_100hdx = B_TRUE; 532 adv_10fdx = B_TRUE; 533 adv_10hdx = B_TRUE; 534 } 535 536 if (adv_1000hdx) 537 gigctrl |= MII_1000BT_CTL_ADV_HDX; 538 539 if (adv_100fdx) 540 anar |= MII_ABILITY_100BASE_TX_FD; 541 if (adv_100hdx) 542 anar |= MII_ABILITY_100BASE_TX; 543 if (adv_10fdx) 544 anar |= MII_ABILITY_10BASE_T_FD; 545 if (adv_10hdx) 546 anar |= MII_ABILITY_10BASE_T; 547 548 if (adv_pause) 549 anar |= MII_ABILITY_PAUSE; 550 if (adv_asym_pause) 551 anar |= MII_ABILITY_ASYM_PAUSE; 552 553 /* 554 * Munge in any other fixed bits we require ... 555 */ 556 anar |= MII_AN_SELECTOR_8023; 557 558 /* 559 * Restart the PHY and write the new values. Note the 560 * time, so that we can say whether subsequent link state 561 * changes can be attributed to our reprogramming the PHY 562 */ 563 rge_phy_init(rgep); 564 if (rgep->chipid.mac_ver == MAC_VER_8168B_B || 565 rgep->chipid.mac_ver == MAC_VER_8168B_C) { 566 /* power up PHY for RTL8168B chipset */ 567 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 568 rge_mii_put16(rgep, PHY_0E_REG, 0x0000); 569 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 570 } 571 rge_mii_put16(rgep, MII_AN_ADVERT, anar); 572 rge_mii_put16(rgep, MII_1000BASE_T_CONTROL, gigctrl); 573 rge_mii_put16(rgep, MII_CONTROL, control); 574 575 RGE_DEBUG(("rge_phy_update: anar <- 0x%x", anar)); 576 RGE_DEBUG(("rge_phy_update: control <- 0x%x", control)); 577 RGE_DEBUG(("rge_phy_update: gigctrl <- 0x%x", gigctrl)); 578} 579 580void rge_phy_init(rge_t *rgep); 581#pragma no_inline(rge_phy_init) 582 583void 584rge_phy_init(rge_t *rgep) 585{ 586 rgep->phy_mii_addr = 1; 587 588 /* 589 * Below phy config steps are copied from the Programming Guide 590 * (there's no detail comments for these steps.) 591 */ 592 switch (rgep->chipid.mac_ver) { 593 case MAC_VER_8169S_D: 594 case MAC_VER_8169S_E : 595 rge_mii_put16(rgep, PHY_1F_REG, 0x0001); 596 rge_mii_put16(rgep, PHY_15_REG, 0x1000); 597 rge_mii_put16(rgep, PHY_18_REG, 0x65c7); 598 rge_mii_put16(rgep, PHY_ANAR_REG, 0x0000); 599 rge_mii_put16(rgep, PHY_ID_REG_2, 0x00a1); 600 rge_mii_put16(rgep, PHY_ID_REG_1, 0x0008); 601 rge_mii_put16(rgep, PHY_BMSR_REG, 0x1020); 602 rge_mii_put16(rgep, PHY_BMCR_REG, 0x1000); 603 rge_mii_put16(rgep, PHY_ANAR_REG, 0x0800); 604 rge_mii_put16(rgep, PHY_ANAR_REG, 0x0000); 605 rge_mii_put16(rgep, PHY_ANAR_REG, 0x7000); 606 rge_mii_put16(rgep, PHY_ID_REG_2, 0xff41); 607 rge_mii_put16(rgep, PHY_ID_REG_1, 0xde60); 608 rge_mii_put16(rgep, PHY_BMSR_REG, 0x0140); 609 rge_mii_put16(rgep, PHY_BMCR_REG, 0x0077); 610 rge_mii_put16(rgep, PHY_ANAR_REG, 0x7800); 611 rge_mii_put16(rgep, PHY_ANAR_REG, 0x7000); 612 rge_mii_put16(rgep, PHY_ANAR_REG, 0xa000); 613 rge_mii_put16(rgep, PHY_ID_REG_2, 0xdf01); 614 rge_mii_put16(rgep, PHY_ID_REG_1, 0xdf20); 615 rge_mii_put16(rgep, PHY_BMSR_REG, 0xff95); 616 rge_mii_put16(rgep, PHY_BMCR_REG, 0xfa00); 617 rge_mii_put16(rgep, PHY_ANAR_REG, 0xa800); 618 rge_mii_put16(rgep, PHY_ANAR_REG, 0xa000); 619 rge_mii_put16(rgep, PHY_ANAR_REG, 0xb000); 620 rge_mii_put16(rgep, PHY_ID_REG_2, 0xff41); 621 rge_mii_put16(rgep, PHY_ID_REG_1, 0xde20); 622 rge_mii_put16(rgep, PHY_BMSR_REG, 0x0140); 623 rge_mii_put16(rgep, PHY_BMCR_REG, 0x00bb); 624 rge_mii_put16(rgep, PHY_ANAR_REG, 0xb800); 625 rge_mii_put16(rgep, PHY_ANAR_REG, 0xb000); 626 rge_mii_put16(rgep, PHY_ANAR_REG, 0xf000); 627 rge_mii_put16(rgep, PHY_ID_REG_2, 0xdf01); 628 rge_mii_put16(rgep, PHY_ID_REG_1, 0xdf20); 629 rge_mii_put16(rgep, PHY_BMSR_REG, 0xff95); 630 rge_mii_put16(rgep, PHY_BMCR_REG, 0xbf00); 631 rge_mii_put16(rgep, PHY_ANAR_REG, 0xf800); 632 rge_mii_put16(rgep, PHY_ANAR_REG, 0xf000); 633 rge_mii_put16(rgep, PHY_ANAR_REG, 0x0000); 634 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 635 rge_mii_put16(rgep, PHY_0B_REG, 0x0000); 636 break; 637 638 case MAC_VER_8169SB: 639 rge_mii_put16(rgep, PHY_1F_REG, 0x0001); 640 rge_mii_put16(rgep, PHY_1B_REG, 0xD41E); 641 rge_mii_put16(rgep, PHY_0E_REG, 0x7bff); 642 rge_mii_put16(rgep, PHY_GBCR_REG, GBCR_DEFAULT); 643 rge_mii_put16(rgep, PHY_1F_REG, 0x0002); 644 rge_mii_put16(rgep, PHY_BMSR_REG, 0x90D0); 645 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 646 break; 647 648 case MAC_VER_8169SC: 649 rge_mii_put16(rgep, PHY_1F_REG, 0x0001); 650 rge_mii_put16(rgep, PHY_ANER_REG, 0x0078); 651 rge_mii_put16(rgep, PHY_ANNPRR_REG, 0x05dc); 652 rge_mii_put16(rgep, PHY_GBCR_REG, 0x2672); 653 rge_mii_put16(rgep, PHY_GBSR_REG, 0x6a14); 654 rge_mii_put16(rgep, PHY_0B_REG, 0x7cb0); 655 rge_mii_put16(rgep, PHY_0C_REG, 0xdb80); 656 rge_mii_put16(rgep, PHY_1B_REG, 0xc414); 657 rge_mii_put16(rgep, PHY_1C_REG, 0xef03); 658 rge_mii_put16(rgep, PHY_1D_REG, 0x3dc8); 659 rge_mii_put16(rgep, PHY_1F_REG, 0x0003); 660 rge_mii_put16(rgep, PHY_13_REG, 0x0600); 661 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 662 break; 663 664 case MAC_VER_8168: 665 rge_mii_put16(rgep, PHY_1F_REG, 0x0001); 666 rge_mii_put16(rgep, PHY_ANER_REG, 0x00aa); 667 rge_mii_put16(rgep, PHY_ANNPTR_REG, 0x3173); 668 rge_mii_put16(rgep, PHY_ANNPRR_REG, 0x08fc); 669 rge_mii_put16(rgep, PHY_GBCR_REG, 0xe2d0); 670 rge_mii_put16(rgep, PHY_0B_REG, 0x941a); 671 rge_mii_put16(rgep, PHY_18_REG, 0x65fe); 672 rge_mii_put16(rgep, PHY_1C_REG, 0x1e02); 673 rge_mii_put16(rgep, PHY_1F_REG, 0x0002); 674 rge_mii_put16(rgep, PHY_ANNPTR_REG, 0x103e); 675 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 676 break; 677 678 case MAC_VER_8168B_B: 679 case MAC_VER_8168B_C: 680 rge_mii_put16(rgep, PHY_1F_REG, 0x0001); 681 rge_mii_put16(rgep, PHY_0B_REG, 0x94b0); 682 rge_mii_put16(rgep, PHY_1B_REG, 0xc416); 683 rge_mii_put16(rgep, PHY_1F_REG, 0x0003); 684 rge_mii_put16(rgep, PHY_12_REG, 0x6096); 685 rge_mii_put16(rgep, PHY_1F_REG, 0x0000); 686 break; 687 } 688} 689 690void rge_chip_ident(rge_t *rgep); 691#pragma no_inline(rge_chip_ident) 692 693void 694rge_chip_ident(rge_t *rgep) 695{ 696 chip_id_t *chip = &rgep->chipid; 697 uint32_t val32; 698 uint16_t val16; 699 700 /* 701 * Read and record MAC version 702 */ 703 val32 = rge_reg_get32(rgep, TX_CONFIG_REG); 704 val32 &= HW_VERSION_ID_0 | HW_VERSION_ID_1; 705 chip->mac_ver = val32; 706 switch (chip->mac_ver) { 707 case MAC_VER_8168: 708 case MAC_VER_8168B_B: 709 case MAC_VER_8168B_C: 710 case MAC_VER_8101E: 711 case MAC_VER_8101E_B: 712 chip->is_pcie = B_TRUE; 713 break; 714 715 default: 716 chip->is_pcie = B_FALSE; 717 break; 718 } 719 720 /* 721 * Read and record PHY version 722 */ 723 val16 = rge_mii_get16(rgep, PHY_ID_REG_2); 724 val16 &= PHY_VER_MASK; 725 chip->phy_ver = val16; 726 727 /* set pci latency timer */ 728 if (chip->mac_ver == MAC_VER_8169 || 729 chip->mac_ver == MAC_VER_8169S_D || 730 chip->mac_ver == MAC_VER_8169SC) 731 pci_config_put8(rgep->cfg_handle, PCI_CONF_LATENCY_TIMER, 0x40); 732 733 if (chip->mac_ver == MAC_VER_8169SC) { 734 val16 = rge_reg_get16(rgep, RT_CONFIG_1_REG); 735 val16 &= 0x0300; 736 if (val16 == 0x1) /* 66Mhz PCI */ 737 pci_config_put32(rgep->cfg_handle, 0x7c, 0x00ff00ff); 738 else if (val16 == 0x0) /* 33Mhz PCI */ 739 pci_config_put32(rgep->cfg_handle, 0x7c, 0x00ffff00); 740 } 741 742 /* 743 * PCIE chipset require the Rx buffer start address must be 744 * 8-byte alignment and the Rx buffer size must be multiple of 8. 745 * We'll just use bcopy in receive procedure for the PCIE chipset. 746 */ 747 if (chip->is_pcie) { 748 rgep->chip_flags |= CHIP_FLAG_FORCE_BCOPY; 749 if (rgep->default_mtu > ETHERMTU) { 750 rge_notice(rgep, "Jumbo packets not supported " 751 "for this PCIE chipset"); 752 rgep->default_mtu = ETHERMTU; 753 } 754 } 755 if (rgep->chip_flags & CHIP_FLAG_FORCE_BCOPY) 756 rgep->head_room = 0; 757 else 758 rgep->head_room = RGE_HEADROOM; 759 760 /* 761 * Initialize other variables. 762 */ 763 if (rgep->default_mtu < ETHERMTU || rgep->default_mtu > RGE_JUMBO_MTU) 764 rgep->default_mtu = ETHERMTU; 765 if (rgep->default_mtu > ETHERMTU) { 766 rgep->rxbuf_size = RGE_BUFF_SIZE_JUMBO; 767 rgep->txbuf_size = RGE_BUFF_SIZE_JUMBO; 768 rgep->ethmax_size = RGE_JUMBO_SIZE; 769 } else { 770 rgep->rxbuf_size = RGE_BUFF_SIZE_STD; 771 rgep->txbuf_size = RGE_BUFF_SIZE_STD; 772 rgep->ethmax_size = ETHERMAX; 773 } 774 chip->rxconfig = RX_CONFIG_DEFAULT; 775 chip->txconfig = TX_CONFIG_DEFAULT; 776 777 RGE_TRACE(("%s: MAC version = %x, PHY version = %x", 778 rgep->ifname, chip->mac_ver, chip->phy_ver)); 779} 780 781/* 782 * Perform first-stage chip (re-)initialisation, using only config-space 783 * accesses: 784 * 785 * + Read the vendor/device/revision/subsystem/cache-line-size registers, 786 * returning the data in the structure pointed to by <idp>. 787 * + Enable Memory Space accesses. 788 * + Enable Bus Mastering according. 789 */ 790void rge_chip_cfg_init(rge_t *rgep, chip_id_t *cidp); 791#pragma no_inline(rge_chip_cfg_init) 792 793void 794rge_chip_cfg_init(rge_t *rgep, chip_id_t *cidp) 795{ 796 ddi_acc_handle_t handle; 797 uint16_t commd; 798 799 handle = rgep->cfg_handle; 800 801 /* 802 * Save PCI cache line size and subsystem vendor ID 803 */ 804 cidp->command = pci_config_get16(handle, PCI_CONF_COMM); 805 cidp->vendor = pci_config_get16(handle, PCI_CONF_VENID); 806 cidp->device = pci_config_get16(handle, PCI_CONF_DEVID); 807 cidp->subven = pci_config_get16(handle, PCI_CONF_SUBVENID); 808 cidp->subdev = pci_config_get16(handle, PCI_CONF_SUBSYSID); 809 cidp->revision = pci_config_get8(handle, PCI_CONF_REVID); 810 cidp->clsize = pci_config_get8(handle, PCI_CONF_CACHE_LINESZ); 811 cidp->latency = pci_config_get8(handle, PCI_CONF_LATENCY_TIMER); 812 813 /* 814 * Turn on Master Enable (DMA) and IO Enable bits. 815 * Enable PCI Memory Space accesses 816 */ 817 commd = cidp->command; 818 commd |= PCI_COMM_ME | PCI_COMM_MAE | PCI_COMM_IO; 819 pci_config_put16(handle, PCI_CONF_COMM, commd); 820 821 RGE_DEBUG(("rge_chip_cfg_init: vendor 0x%x device 0x%x revision 0x%x", 822 cidp->vendor, cidp->device, cidp->revision)); 823 RGE_DEBUG(("rge_chip_cfg_init: subven 0x%x subdev 0x%x", 824 cidp->subven, cidp->subdev)); 825 RGE_DEBUG(("rge_chip_cfg_init: clsize %d latency %d command 0x%x", 826 cidp->clsize, cidp->latency, cidp->command)); 827} 828 829int rge_chip_reset(rge_t *rgep); 830#pragma no_inline(rge_chip_reset) 831 832int 833rge_chip_reset(rge_t *rgep) 834{ 835 int i; 836 uint8_t val8; 837 838 /* 839 * Chip should be in STOP state 840 */ 841 rge_reg_clr8(rgep, RT_COMMAND_REG, 842 RT_COMMAND_RX_ENABLE | RT_COMMAND_TX_ENABLE); 843 844 /* 845 * Disable interrupt 846 */ 847 rgep->int_mask = INT_MASK_NONE; 848 rge_reg_put16(rgep, INT_MASK_REG, rgep->int_mask); 849 850 /* 851 * Clear pended interrupt 852 */ 853 rge_reg_put16(rgep, INT_STATUS_REG, INT_MASK_ALL); 854 855 /* 856 * Reset chip 857 */ 858 rge_reg_set8(rgep, RT_COMMAND_REG, RT_COMMAND_RESET); 859 860 /* 861 * Wait for reset success 862 */ 863 for (i = 0; i < CHIP_RESET_LOOP; i++) { 864 drv_usecwait(10); 865 val8 = rge_reg_get8(rgep, RT_COMMAND_REG); 866 if (!(val8 & RT_COMMAND_RESET)) { 867 rgep->rge_chip_state = RGE_CHIP_RESET; 868 return (0); 869 } 870 } 871 RGE_REPORT((rgep, "rge_chip_reset fail.")); 872 return (-1); 873} 874 875void rge_chip_init(rge_t *rgep); 876#pragma no_inline(rge_chip_init) 877 878void 879rge_chip_init(rge_t *rgep) 880{ 881 uint32_t val32; 882 uint32_t val16; 883 uint32_t *hashp; 884 chip_id_t *chip = &rgep->chipid; 885 886 if (chip->is_pcie) { 887 /* 888 * Increase the threshold voltage of RX sensitivity 889 */ 890 if (chip->mac_ver != MAC_VER_8168 && 891 chip->mac_ver != MAC_VER_8101E_B) 892 rge_ephy_put16(rgep, 0x01, 0x1bd3); 893 894 val16 = rge_reg_get8(rgep, PHY_STATUS_REG); 895 val16 = 0x12<<8 | val16; 896 if (rgep->chipid.mac_ver != MAC_VER_8101E && 897 rgep->chipid.mac_ver != MAC_VER_8101E_B && 898 rgep->chipid.mac_ver != MAC_VER_8101E_C && 899 rgep->chipid.mac_ver != MAC_VER_8168B_C) { 900 rge_reg_put16(rgep, PHY_STATUS_REG, val16); 901 rge_reg_put32(rgep, RT_CSI_DATA_REG, 0x00021c01); 902 rge_reg_put32(rgep, RT_CSI_ACCESS_REG, 0x8000f088); 903 rge_reg_put32(rgep, RT_CSI_DATA_REG, 0x00004000); 904 rge_reg_put32(rgep, RT_CSI_ACCESS_REG, 0x8000f0b0); 905 rge_reg_put32(rgep, RT_CSI_ACCESS_REG, 0x0000f068); 906 val32 = rge_reg_get32(rgep, RT_CSI_DATA_REG); 907 val32 |= 0x7000; 908 val32 &= 0xffff5fff; 909 rge_reg_put32(rgep, RT_CSI_DATA_REG, val32); 910 rge_reg_put32(rgep, RT_CSI_ACCESS_REG, 0x8000f068); 911 } 912 } 913 914 /* 915 * Config MII register 916 */ 917 rgep->param_link_up = LINK_STATE_DOWN; 918 rge_phy_update(rgep); 919 920 /* 921 * Enable Rx checksum offload. 922 * Then for vlan support, we must enable receive vlan de-tagging. 923 * Otherwise, there'll be checksum error. 924 */ 925 val16 = rge_reg_get16(rgep, CPLUS_COMMAND_REG); 926 val16 |= RX_CKSM_OFFLOAD | RX_VLAN_DETAG; 927 if (chip->mac_ver == MAC_VER_8169S_D) { 928 val16 |= CPLUS_BIT14 | MUL_PCI_RW_ENABLE; 929 rge_reg_put8(rgep, RESV_82_REG, 0x01); 930 } 931 rge_reg_put16(rgep, CPLUS_COMMAND_REG, val16 & (~0x03)); 932 933 /* 934 * Start transmit/receive before set tx/rx configuration register 935 */ 936 if (!chip->is_pcie) 937 rge_reg_set8(rgep, RT_COMMAND_REG, 938 RT_COMMAND_RX_ENABLE | RT_COMMAND_TX_ENABLE); 939 940 /* 941 * Set dump tally counter register 942 */ 943 val32 = rgep->dma_area_stats.cookie.dmac_laddress >> 32; 944 rge_reg_put32(rgep, DUMP_COUNTER_REG_1, val32); 945 val32 = rge_reg_get32(rgep, DUMP_COUNTER_REG_0); 946 val32 &= DUMP_COUNTER_REG_RESV; 947 val32 |= rgep->dma_area_stats.cookie.dmac_laddress; 948 rge_reg_put32(rgep, DUMP_COUNTER_REG_0, val32); 949 950 /* 951 * Change to config register write enable mode 952 */ 953 rge_reg_set8(rgep, RT_93c46_COMMOND_REG, RT_93c46_MODE_CONFIG); 954 955 /* 956 * Set Tx/Rx maximum packet size 957 */ 958 if (rgep->default_mtu > ETHERMTU) { 959 rge_reg_put8(rgep, TX_MAX_PKTSIZE_REG, TX_PKTSIZE_JUMBO); 960 rge_reg_put16(rgep, RX_MAX_PKTSIZE_REG, RX_PKTSIZE_JUMBO); 961 } else if (rgep->chipid.mac_ver != MAC_VER_8101E) { 962 rge_reg_put8(rgep, TX_MAX_PKTSIZE_REG, TX_PKTSIZE_STD); 963 rge_reg_put16(rgep, RX_MAX_PKTSIZE_REG, RX_PKTSIZE_STD); 964 } else { 965 rge_reg_put8(rgep, TX_MAX_PKTSIZE_REG, TX_PKTSIZE_STD_8101E); 966 rge_reg_put16(rgep, RX_MAX_PKTSIZE_REG, RX_PKTSIZE_STD_8101E); 967 } 968 969 /* 970 * Set receive configuration register 971 */ 972 val32 = rge_reg_get32(rgep, RX_CONFIG_REG); 973 val32 &= RX_CONFIG_REG_RESV; 974 if (rgep->promisc) 975 val32 |= RX_ACCEPT_ALL_PKT; 976 rge_reg_put32(rgep, RX_CONFIG_REG, val32 | chip->rxconfig); 977 978 /* 979 * Set transmit configuration register 980 */ 981 val32 = rge_reg_get32(rgep, TX_CONFIG_REG); 982 val32 &= TX_CONFIG_REG_RESV; 983 rge_reg_put32(rgep, TX_CONFIG_REG, val32 | chip->txconfig); 984 985 /* 986 * Set Tx/Rx descriptor register 987 */ 988 val32 = rgep->tx_desc.cookie.dmac_laddress; 989 rge_reg_put32(rgep, NORMAL_TX_RING_ADDR_LO_REG, val32); 990 val32 = rgep->tx_desc.cookie.dmac_laddress >> 32; 991 rge_reg_put32(rgep, NORMAL_TX_RING_ADDR_HI_REG, val32); 992 rge_reg_put32(rgep, HIGH_TX_RING_ADDR_LO_REG, 0); 993 rge_reg_put32(rgep, HIGH_TX_RING_ADDR_HI_REG, 0); 994 val32 = rgep->rx_desc.cookie.dmac_laddress; 995 rge_reg_put32(rgep, RX_RING_ADDR_LO_REG, val32); 996 val32 = rgep->rx_desc.cookie.dmac_laddress >> 32; 997 rge_reg_put32(rgep, RX_RING_ADDR_HI_REG, val32); 998 999 /* 1000 * Suggested setting from Realtek 1001 */ 1002 if (rgep->chipid.mac_ver != MAC_VER_8101E) 1003 rge_reg_put16(rgep, RESV_E2_REG, 0x282a); 1004 else 1005 rge_reg_put16(rgep, RESV_E2_REG, 0x0000); 1006 1007 /* 1008 * Set multicast register 1009 */ 1010 hashp = (uint32_t *)rgep->mcast_hash; 1011 rge_reg_put32(rgep, MULTICAST_0_REG, hashp[0]); 1012 rge_reg_put32(rgep, MULTICAST_4_REG, hashp[1]); 1013 1014 /* 1015 * Msic register setting: 1016 * -- Missed packet counter: clear it 1017 * -- TimerInt Register 1018 * -- Timer count register 1019 */ 1020 rge_reg_put32(rgep, RX_PKT_MISS_COUNT_REG, 0); 1021 rge_reg_put32(rgep, TIMER_INT_REG, TIMER_INT_NONE); 1022 rge_reg_put32(rgep, TIMER_COUNT_REG, 0); 1023 1024 /* 1025 * Return to normal network/host communication mode 1026 */ 1027 rge_reg_clr8(rgep, RT_93c46_COMMOND_REG, RT_93c46_MODE_CONFIG); 1028 drv_usecwait(20); 1029} 1030 1031/* 1032 * rge_chip_start() -- start the chip transmitting and/or receiving, 1033 * including enabling interrupts 1034 */ 1035void rge_chip_start(rge_t *rgep); 1036#pragma no_inline(rge_chip_start) 1037 1038void 1039rge_chip_start(rge_t *rgep) 1040{ 1041 /* 1042 * Clear statistics 1043 */ 1044 bzero(&rgep->stats, sizeof (rge_stats_t)); 1045 DMA_ZERO(rgep->dma_area_stats); 1046 1047 /* 1048 * Start transmit/receive 1049 */ 1050 rge_reg_set8(rgep, RT_COMMAND_REG, 1051 RT_COMMAND_RX_ENABLE | RT_COMMAND_TX_ENABLE); 1052 1053 /* 1054 * Enable interrupt 1055 */ 1056 rgep->int_mask = RGE_INT_MASK; 1057 rge_reg_put16(rgep, INT_MASK_REG, rgep->int_mask); 1058 1059 /* 1060 * All done! 1061 */ 1062 rgep->rge_chip_state = RGE_CHIP_RUNNING; 1063} 1064 1065/* 1066 * rge_chip_stop() -- stop board receiving 1067 * 1068 * Since this function is also invoked by rge_quiesce(), it 1069 * must not block; also, no tracing or logging takes place 1070 * when invoked by rge_quiesce(). 1071 */ 1072void rge_chip_stop(rge_t *rgep, boolean_t fault); 1073#pragma no_inline(rge_chip_stop) 1074 1075void 1076rge_chip_stop(rge_t *rgep, boolean_t fault) 1077{ 1078 /* 1079 * Disable interrupt 1080 */ 1081 rgep->int_mask = INT_MASK_NONE; 1082 rge_reg_put16(rgep, INT_MASK_REG, rgep->int_mask); 1083 1084 /* 1085 * Clear pended interrupt 1086 */ 1087 if (!rgep->suspended) { 1088 rge_reg_put16(rgep, INT_STATUS_REG, INT_MASK_ALL); 1089 } 1090 1091 /* 1092 * Stop the board and disable transmit/receive 1093 */ 1094 rge_reg_clr8(rgep, RT_COMMAND_REG, 1095 RT_COMMAND_RX_ENABLE | RT_COMMAND_TX_ENABLE); 1096 1097 if (fault) 1098 rgep->rge_chip_state = RGE_CHIP_FAULT; 1099 else 1100 rgep->rge_chip_state = RGE_CHIP_STOPPED; 1101} 1102 1103/* 1104 * rge_get_mac_addr() -- get the MAC address on NIC 1105 */ 1106static void rge_get_mac_addr(rge_t *rgep); 1107#pragma inline(rge_get_mac_addr) 1108 1109static void 1110rge_get_mac_addr(rge_t *rgep) 1111{ 1112 uint8_t *macaddr = rgep->netaddr; 1113 uint32_t val32; 1114 1115 /* 1116 * Read first 4-byte of mac address 1117 */ 1118 val32 = rge_reg_get32(rgep, ID_0_REG); 1119 macaddr[0] = val32 & 0xff; 1120 val32 = val32 >> 8; 1121 macaddr[1] = val32 & 0xff; 1122 val32 = val32 >> 8; 1123 macaddr[2] = val32 & 0xff; 1124 val32 = val32 >> 8; 1125 macaddr[3] = val32 & 0xff; 1126 1127 /* 1128 * Read last 2-byte of mac address 1129 */ 1130 val32 = rge_reg_get32(rgep, ID_4_REG); 1131 macaddr[4] = val32 & 0xff; 1132 val32 = val32 >> 8; 1133 macaddr[5] = val32 & 0xff; 1134} 1135 1136static void rge_set_mac_addr(rge_t *rgep); 1137#pragma inline(rge_set_mac_addr) 1138 1139static void 1140rge_set_mac_addr(rge_t *rgep) 1141{ 1142 uint8_t *p = rgep->netaddr; 1143 uint32_t val32; 1144 1145 /* 1146 * Change to config register write enable mode 1147 */ 1148 rge_reg_set8(rgep, RT_93c46_COMMOND_REG, RT_93c46_MODE_CONFIG); 1149 1150 /* 1151 * Get first 4 bytes of mac address 1152 */ 1153 val32 = p[3]; 1154 val32 = val32 << 8; 1155 val32 |= p[2]; 1156 val32 = val32 << 8; 1157 val32 |= p[1]; 1158 val32 = val32 << 8; 1159 val32 |= p[0]; 1160 1161 /* 1162 * Set first 4 bytes of mac address 1163 */ 1164 rge_reg_put32(rgep, ID_0_REG, val32); 1165 1166 /* 1167 * Get last 2 bytes of mac address 1168 */ 1169 val32 = p[5]; 1170 val32 = val32 << 8; 1171 val32 |= p[4]; 1172 1173 /* 1174 * Set last 2 bytes of mac address 1175 */ 1176 val32 |= rge_reg_get32(rgep, ID_4_REG) & ~0xffff; 1177 rge_reg_put32(rgep, ID_4_REG, val32); 1178 1179 /* 1180 * Return to normal network/host communication mode 1181 */ 1182 rge_reg_clr8(rgep, RT_93c46_COMMOND_REG, RT_93c46_MODE_CONFIG); 1183} 1184 1185static void rge_set_multi_addr(rge_t *rgep); 1186#pragma inline(rge_set_multi_addr) 1187 1188static void 1189rge_set_multi_addr(rge_t *rgep) 1190{ 1191 uint32_t *hashp; 1192 1193 hashp = (uint32_t *)rgep->mcast_hash; 1194 1195 /* 1196 * Change to config register write enable mode 1197 */ 1198 if (rgep->chipid.mac_ver == MAC_VER_8169SC) 1199 rge_reg_set8(rgep, RT_93c46_COMMOND_REG, RT_93c46_MODE_CONFIG); 1200 1201 rge_reg_put32(rgep, MULTICAST_0_REG, RGE_BSWAP_32(hashp[0])); 1202 rge_reg_put32(rgep, MULTICAST_4_REG, RGE_BSWAP_32(hashp[1])); 1203 1204 /* 1205 * Return to normal network/host communication mode 1206 */ 1207 if (rgep->chipid.mac_ver == MAC_VER_8169SC) 1208 rge_reg_clr8(rgep, RT_93c46_COMMOND_REG, RT_93c46_MODE_CONFIG); 1209} 1210 1211static void rge_set_promisc(rge_t *rgep); 1212#pragma inline(rge_set_promisc) 1213 1214static void 1215rge_set_promisc(rge_t *rgep) 1216{ 1217 if (rgep->promisc) 1218 rge_reg_set32(rgep, RX_CONFIG_REG, RX_ACCEPT_ALL_PKT); 1219 else 1220 rge_reg_clr32(rgep, RX_CONFIG_REG, RX_ACCEPT_ALL_PKT); 1221} 1222 1223/* 1224 * rge_chip_sync() -- program the chip with the unicast MAC address, 1225 * the multicast hash table, the required level of promiscuity, and 1226 * the current loopback mode ... 1227 */ 1228void rge_chip_sync(rge_t *rgep, enum rge_sync_op todo); 1229#pragma no_inline(rge_chip_sync) 1230 1231void 1232rge_chip_sync(rge_t *rgep, enum rge_sync_op todo) 1233{ 1234 switch (todo) { 1235 case RGE_GET_MAC: 1236 rge_get_mac_addr(rgep); 1237 break; 1238 case RGE_SET_MAC: 1239 /* Reprogram the unicast MAC address(es) ... */ 1240 rge_set_mac_addr(rgep); 1241 break; 1242 case RGE_SET_MUL: 1243 /* Reprogram the hashed multicast address table ... */ 1244 rge_set_multi_addr(rgep); 1245 break; 1246 case RGE_SET_PROMISC: 1247 /* Set or clear the PROMISCUOUS mode bit */ 1248 rge_set_promisc(rgep); 1249 break; 1250 default: 1251 break; 1252 } 1253} 1254 1255void rge_chip_blank(void *arg, time_t ticks, uint_t count); 1256#pragma no_inline(rge_chip_blank) 1257 1258void 1259rge_chip_blank(void *arg, time_t ticks, uint_t count) 1260{ 1261 _NOTE(ARGUNUSED(arg, ticks, count)); 1262} 1263 1264void rge_tx_trigger(rge_t *rgep); 1265#pragma no_inline(rge_tx_trigger) 1266 1267void 1268rge_tx_trigger(rge_t *rgep) 1269{ 1270 rge_reg_set8(rgep, TX_RINGS_POLL_REG, NORMAL_TX_RING_POLL); 1271} 1272 1273void rge_hw_stats_dump(rge_t *rgep); 1274#pragma no_inline(rge_tx_trigger) 1275 1276void 1277rge_hw_stats_dump(rge_t *rgep) 1278{ 1279 int i = 0; 1280 1281 while (rge_reg_get32(rgep, DUMP_COUNTER_REG_0) & DUMP_START) { 1282 drv_usecwait(100); 1283 if (++i > STATS_DUMP_LOOP) { 1284 RGE_DEBUG(("rge h/w statistics dump fail!")); 1285 rgep->rge_chip_state = RGE_CHIP_ERROR; 1286 return; 1287 } 1288 } 1289 DMA_SYNC(rgep->dma_area_stats, DDI_DMA_SYNC_FORKERNEL); 1290 1291 /* 1292 * Start H/W statistics dump for RTL8169 chip 1293 */ 1294 rge_reg_set32(rgep, DUMP_COUNTER_REG_0, DUMP_START); 1295} 1296 1297/* 1298 * ========== Hardware interrupt handler ========== 1299 */ 1300 1301#undef RGE_DBG 1302#define RGE_DBG RGE_DBG_INT /* debug flag for this code */ 1303 1304static void rge_wake_factotum(rge_t *rgep); 1305#pragma inline(rge_wake_factotum) 1306 1307static void 1308rge_wake_factotum(rge_t *rgep) 1309{ 1310 if (rgep->factotum_flag == 0) { 1311 rgep->factotum_flag = 1; 1312 (void) ddi_intr_trigger_softint(rgep->factotum_hdl, NULL); 1313 } 1314} 1315 1316/* 1317 * rge_intr() -- handle chip interrupts 1318 */ 1319uint_t rge_intr(caddr_t arg1, caddr_t arg2); 1320#pragma no_inline(rge_intr) 1321 1322uint_t 1323rge_intr(caddr_t arg1, caddr_t arg2) 1324{ 1325 rge_t *rgep = (rge_t *)arg1; 1326 uint16_t int_status; 1327 1328 _NOTE(ARGUNUSED(arg2)) 1329 1330 mutex_enter(rgep->genlock); 1331 1332 if (rgep->suspended) { 1333 mutex_exit(rgep->genlock); 1334 return (DDI_INTR_UNCLAIMED); 1335 } 1336 1337 /* 1338 * Was this interrupt caused by our device... 1339 */ 1340 int_status = rge_reg_get16(rgep, INT_STATUS_REG); 1341 if (!(int_status & rgep->int_mask)) { 1342 mutex_exit(rgep->genlock); 1343 return (DDI_INTR_UNCLAIMED); 1344 /* indicate it wasn't our interrupt */ 1345 } 1346 rgep->stats.intr++; 1347 1348 /* 1349 * Clear interrupt 1350 * For PCIE chipset, we need disable interrupt first. 1351 */ 1352 if (rgep->chipid.is_pcie) 1353 rge_reg_put16(rgep, INT_MASK_REG, INT_MASK_NONE); 1354 rge_reg_put16(rgep, INT_STATUS_REG, int_status); 1355 1356 /* 1357 * Cable link change interrupt 1358 */ 1359 if (int_status & LINK_CHANGE_INT) { 1360 rge_chip_cyclic(rgep); 1361 } 1362 1363 mutex_exit(rgep->genlock); 1364 1365 /* 1366 * Receive interrupt 1367 */ 1368 if (int_status & RGE_RX_INT) 1369 rge_receive(rgep); 1370 1371 /* 1372 * Re-enable interrupt for PCIE chipset 1373 */ 1374 if (rgep->chipid.is_pcie) 1375 rge_reg_put16(rgep, INT_MASK_REG, rgep->int_mask); 1376 1377 return (DDI_INTR_CLAIMED); /* indicate it was our interrupt */ 1378} 1379 1380/* 1381 * ========== Factotum, implemented as a softint handler ========== 1382 */ 1383 1384#undef RGE_DBG 1385#define RGE_DBG RGE_DBG_FACT /* debug flag for this code */ 1386 1387static boolean_t rge_factotum_link_check(rge_t *rgep); 1388#pragma no_inline(rge_factotum_link_check) 1389 1390static boolean_t 1391rge_factotum_link_check(rge_t *rgep) 1392{ 1393 uint8_t media_status; 1394 int32_t link; 1395 1396 media_status = rge_reg_get8(rgep, PHY_STATUS_REG); 1397 link = (media_status & PHY_STATUS_LINK_UP) ? 1398 LINK_STATE_UP : LINK_STATE_DOWN; 1399 if (rgep->param_link_up != link) { 1400 /* 1401 * Link change. 1402 */ 1403 rgep->param_link_up = link; 1404 1405 if (link == LINK_STATE_UP) { 1406 if (media_status & PHY_STATUS_1000MF) { 1407 rgep->param_link_speed = RGE_SPEED_1000M; 1408 rgep->param_link_duplex = LINK_DUPLEX_FULL; 1409 } else { 1410 rgep->param_link_speed = 1411 (media_status & PHY_STATUS_100M) ? 1412 RGE_SPEED_100M : RGE_SPEED_10M; 1413 rgep->param_link_duplex = 1414 (media_status & PHY_STATUS_DUPLEX_FULL) ? 1415 LINK_DUPLEX_FULL : LINK_DUPLEX_HALF; 1416 } 1417 } 1418 return (B_TRUE); 1419 } 1420 return (B_FALSE); 1421} 1422 1423/* 1424 * Factotum routine to check for Tx stall, using the 'watchdog' counter 1425 */ 1426static boolean_t rge_factotum_stall_check(rge_t *rgep); 1427#pragma no_inline(rge_factotum_stall_check) 1428 1429static boolean_t 1430rge_factotum_stall_check(rge_t *rgep) 1431{ 1432 uint32_t dogval; 1433 1434 ASSERT(mutex_owned(rgep->genlock)); 1435 1436 /* 1437 * Specific check for Tx stall ... 1438 * 1439 * The 'watchdog' counter is incremented whenever a packet 1440 * is queued, reset to 1 when some (but not all) buffers 1441 * are reclaimed, reset to 0 (disabled) when all buffers 1442 * are reclaimed, and shifted left here. If it exceeds the 1443 * threshold value, the chip is assumed to have stalled and 1444 * is put into the ERROR state. The factotum will then reset 1445 * it on the next pass. 1446 * 1447 * All of which should ensure that we don't get into a state 1448 * where packets are left pending indefinitely! 1449 */ 1450 if (rgep->resched_needed) 1451 (void) ddi_intr_trigger_softint(rgep->resched_hdl, NULL); 1452 dogval = rge_atomic_shl32(&rgep->watchdog, 1); 1453 if (dogval < rge_watchdog_count) 1454 return (B_FALSE); 1455 1456 RGE_REPORT((rgep, "Tx stall detected, watchdog code 0x%x", dogval)); 1457 return (B_TRUE); 1458 1459} 1460 1461/* 1462 * The factotum is woken up when there's something to do that we'd rather 1463 * not do from inside a hardware interrupt handler or high-level cyclic. 1464 * Its two main tasks are: 1465 * reset & restart the chip after an error 1466 * check the link status whenever necessary 1467 */ 1468uint_t rge_chip_factotum(caddr_t arg1, caddr_t arg2); 1469#pragma no_inline(rge_chip_factotum) 1470 1471uint_t 1472rge_chip_factotum(caddr_t arg1, caddr_t arg2) 1473{ 1474 rge_t *rgep; 1475 uint_t result; 1476 boolean_t error; 1477 boolean_t linkchg; 1478 1479 rgep = (rge_t *)arg1; 1480 _NOTE(ARGUNUSED(arg2)) 1481 1482 if (rgep->factotum_flag == 0) 1483 return (DDI_INTR_UNCLAIMED); 1484 1485 rgep->factotum_flag = 0; 1486 result = DDI_INTR_CLAIMED; 1487 error = B_FALSE; 1488 linkchg = B_FALSE; 1489 1490 mutex_enter(rgep->genlock); 1491 switch (rgep->rge_chip_state) { 1492 default: 1493 break; 1494 1495 case RGE_CHIP_RUNNING: 1496 linkchg = rge_factotum_link_check(rgep); 1497 error = rge_factotum_stall_check(rgep); 1498 break; 1499 1500 case RGE_CHIP_ERROR: 1501 error = B_TRUE; 1502 break; 1503 1504 case RGE_CHIP_FAULT: 1505 /* 1506 * Fault detected, time to reset ... 1507 */ 1508 if (rge_autorecover) { 1509 RGE_REPORT((rgep, "automatic recovery activated")); 1510 rge_restart(rgep); 1511 } 1512 break; 1513 } 1514 1515 /* 1516 * If an error is detected, stop the chip now, marking it as 1517 * faulty, so that it will be reset next time through ... 1518 */ 1519 if (error) 1520 rge_chip_stop(rgep, B_TRUE); 1521 mutex_exit(rgep->genlock); 1522 1523 /* 1524 * If the link state changed, tell the world about it. 1525 * Note: can't do this while still holding the mutex. 1526 */ 1527 if (linkchg) 1528 mac_link_update(rgep->mh, rgep->param_link_up); 1529 1530 return (result); 1531} 1532 1533/* 1534 * High-level cyclic handler 1535 * 1536 * This routine schedules a (low-level) softint callback to the 1537 * factotum, and prods the chip to update the status block (which 1538 * will cause a hardware interrupt when complete). 1539 */ 1540void rge_chip_cyclic(void *arg); 1541#pragma no_inline(rge_chip_cyclic) 1542 1543void 1544rge_chip_cyclic(void *arg) 1545{ 1546 rge_t *rgep; 1547 1548 rgep = arg; 1549 1550 switch (rgep->rge_chip_state) { 1551 default: 1552 return; 1553 1554 case RGE_CHIP_RUNNING: 1555 rge_phy_check(rgep); 1556 break; 1557 1558 case RGE_CHIP_FAULT: 1559 case RGE_CHIP_ERROR: 1560 break; 1561 } 1562 1563 rge_wake_factotum(rgep); 1564} 1565 1566 1567/* 1568 * ========== Ioctl subfunctions ========== 1569 */ 1570 1571#undef RGE_DBG 1572#define RGE_DBG RGE_DBG_PPIO /* debug flag for this code */ 1573 1574#if RGE_DEBUGGING || RGE_DO_PPIO 1575 1576static void rge_chip_peek_cfg(rge_t *rgep, rge_peekpoke_t *ppd); 1577#pragma no_inline(rge_chip_peek_cfg) 1578 1579static void 1580rge_chip_peek_cfg(rge_t *rgep, rge_peekpoke_t *ppd) 1581{ 1582 uint64_t regval; 1583 uint64_t regno; 1584 1585 RGE_TRACE(("rge_chip_peek_cfg($%p, $%p)", 1586 (void *)rgep, (void *)ppd)); 1587 1588 regno = ppd->pp_acc_offset; 1589 1590 switch (ppd->pp_acc_size) { 1591 case 1: 1592 regval = pci_config_get8(rgep->cfg_handle, regno); 1593 break; 1594 1595 case 2: 1596 regval = pci_config_get16(rgep->cfg_handle, regno); 1597 break; 1598 1599 case 4: 1600 regval = pci_config_get32(rgep->cfg_handle, regno); 1601 break; 1602 1603 case 8: 1604 regval = pci_config_get64(rgep->cfg_handle, regno); 1605 break; 1606 } 1607 1608 ppd->pp_acc_data = regval; 1609} 1610 1611static void rge_chip_poke_cfg(rge_t *rgep, rge_peekpoke_t *ppd); 1612#pragma no_inline(rge_chip_poke_cfg) 1613 1614static void 1615rge_chip_poke_cfg(rge_t *rgep, rge_peekpoke_t *ppd) 1616{ 1617 uint64_t regval; 1618 uint64_t regno; 1619 1620 RGE_TRACE(("rge_chip_poke_cfg($%p, $%p)", 1621 (void *)rgep, (void *)ppd)); 1622 1623 regno = ppd->pp_acc_offset; 1624 regval = ppd->pp_acc_data; 1625 1626 switch (ppd->pp_acc_size) { 1627 case 1: 1628 pci_config_put8(rgep->cfg_handle, regno, regval); 1629 break; 1630 1631 case 2: 1632 pci_config_put16(rgep->cfg_handle, regno, regval); 1633 break; 1634 1635 case 4: 1636 pci_config_put32(rgep->cfg_handle, regno, regval); 1637 break; 1638 1639 case 8: 1640 pci_config_put64(rgep->cfg_handle, regno, regval); 1641 break; 1642 } 1643} 1644 1645static void rge_chip_peek_reg(rge_t *rgep, rge_peekpoke_t *ppd); 1646#pragma no_inline(rge_chip_peek_reg) 1647 1648static void 1649rge_chip_peek_reg(rge_t *rgep, rge_peekpoke_t *ppd) 1650{ 1651 uint64_t regval; 1652 void *regaddr; 1653 1654 RGE_TRACE(("rge_chip_peek_reg($%p, $%p)", 1655 (void *)rgep, (void *)ppd)); 1656 1657 regaddr = PIO_ADDR(rgep, ppd->pp_acc_offset); 1658 1659 switch (ppd->pp_acc_size) { 1660 case 1: 1661 regval = ddi_get8(rgep->io_handle, regaddr); 1662 break; 1663 1664 case 2: 1665 regval = ddi_get16(rgep->io_handle, regaddr); 1666 break; 1667 1668 case 4: 1669 regval = ddi_get32(rgep->io_handle, regaddr); 1670 break; 1671 1672 case 8: 1673 regval = ddi_get64(rgep->io_handle, regaddr); 1674 break; 1675 } 1676 1677 ppd->pp_acc_data = regval; 1678} 1679 1680static void rge_chip_poke_reg(rge_t *rgep, rge_peekpoke_t *ppd); 1681#pragma no_inline(rge_chip_peek_reg) 1682 1683static void 1684rge_chip_poke_reg(rge_t *rgep, rge_peekpoke_t *ppd) 1685{ 1686 uint64_t regval; 1687 void *regaddr; 1688 1689 RGE_TRACE(("rge_chip_poke_reg($%p, $%p)", 1690 (void *)rgep, (void *)ppd)); 1691 1692 regaddr = PIO_ADDR(rgep, ppd->pp_acc_offset); 1693 regval = ppd->pp_acc_data; 1694 1695 switch (ppd->pp_acc_size) { 1696 case 1: 1697 ddi_put8(rgep->io_handle, regaddr, regval); 1698 break; 1699 1700 case 2: 1701 ddi_put16(rgep->io_handle, regaddr, regval); 1702 break; 1703 1704 case 4: 1705 ddi_put32(rgep->io_handle, regaddr, regval); 1706 break; 1707 1708 case 8: 1709 ddi_put64(rgep->io_handle, regaddr, regval); 1710 break; 1711 } 1712} 1713 1714static void rge_chip_peek_mii(rge_t *rgep, rge_peekpoke_t *ppd); 1715#pragma no_inline(rge_chip_peek_mii) 1716 1717static void 1718rge_chip_peek_mii(rge_t *rgep, rge_peekpoke_t *ppd) 1719{ 1720 RGE_TRACE(("rge_chip_peek_mii($%p, $%p)", 1721 (void *)rgep, (void *)ppd)); 1722 1723 ppd->pp_acc_data = rge_mii_get16(rgep, ppd->pp_acc_offset/2); 1724} 1725 1726static void rge_chip_poke_mii(rge_t *rgep, rge_peekpoke_t *ppd); 1727#pragma no_inline(rge_chip_poke_mii) 1728 1729static void 1730rge_chip_poke_mii(rge_t *rgep, rge_peekpoke_t *ppd) 1731{ 1732 RGE_TRACE(("rge_chip_poke_mii($%p, $%p)", 1733 (void *)rgep, (void *)ppd)); 1734 1735 rge_mii_put16(rgep, ppd->pp_acc_offset/2, ppd->pp_acc_data); 1736} 1737 1738static void rge_chip_peek_mem(rge_t *rgep, rge_peekpoke_t *ppd); 1739#pragma no_inline(rge_chip_peek_mem) 1740 1741static void 1742rge_chip_peek_mem(rge_t *rgep, rge_peekpoke_t *ppd) 1743{ 1744 uint64_t regval; 1745 void *vaddr; 1746 1747 RGE_TRACE(("rge_chip_peek_rge($%p, $%p)", 1748 (void *)rgep, (void *)ppd)); 1749 1750 vaddr = (void *)(uintptr_t)ppd->pp_acc_offset; 1751 1752 switch (ppd->pp_acc_size) { 1753 case 1: 1754 regval = *(uint8_t *)vaddr; 1755 break; 1756 1757 case 2: 1758 regval = *(uint16_t *)vaddr; 1759 break; 1760 1761 case 4: 1762 regval = *(uint32_t *)vaddr; 1763 break; 1764 1765 case 8: 1766 regval = *(uint64_t *)vaddr; 1767 break; 1768 } 1769 1770 RGE_DEBUG(("rge_chip_peek_mem($%p, $%p) peeked 0x%llx from $%p", 1771 (void *)rgep, (void *)ppd, regval, vaddr)); 1772 1773 ppd->pp_acc_data = regval; 1774} 1775 1776static void rge_chip_poke_mem(rge_t *rgep, rge_peekpoke_t *ppd); 1777#pragma no_inline(rge_chip_poke_mem) 1778 1779static void 1780rge_chip_poke_mem(rge_t *rgep, rge_peekpoke_t *ppd) 1781{ 1782 uint64_t regval; 1783 void *vaddr; 1784 1785 RGE_TRACE(("rge_chip_poke_mem($%p, $%p)", 1786 (void *)rgep, (void *)ppd)); 1787 1788 vaddr = (void *)(uintptr_t)ppd->pp_acc_offset; 1789 regval = ppd->pp_acc_data; 1790 1791 RGE_DEBUG(("rge_chip_poke_mem($%p, $%p) poking 0x%llx at $%p", 1792 (void *)rgep, (void *)ppd, regval, vaddr)); 1793 1794 switch (ppd->pp_acc_size) { 1795 case 1: 1796 *(uint8_t *)vaddr = (uint8_t)regval; 1797 break; 1798 1799 case 2: 1800 *(uint16_t *)vaddr = (uint16_t)regval; 1801 break; 1802 1803 case 4: 1804 *(uint32_t *)vaddr = (uint32_t)regval; 1805 break; 1806 1807 case 8: 1808 *(uint64_t *)vaddr = (uint64_t)regval; 1809 break; 1810 } 1811} 1812 1813static enum ioc_reply rge_pp_ioctl(rge_t *rgep, int cmd, mblk_t *mp, 1814 struct iocblk *iocp); 1815#pragma no_inline(rge_pp_ioctl) 1816 1817static enum ioc_reply 1818rge_pp_ioctl(rge_t *rgep, int cmd, mblk_t *mp, struct iocblk *iocp) 1819{ 1820 void (*ppfn)(rge_t *rgep, rge_peekpoke_t *ppd); 1821 rge_peekpoke_t *ppd; 1822 dma_area_t *areap; 1823 uint64_t sizemask; 1824 uint64_t mem_va; 1825 uint64_t maxoff; 1826 boolean_t peek; 1827 1828 switch (cmd) { 1829 default: 1830 /* NOTREACHED */ 1831 rge_error(rgep, "rge_pp_ioctl: invalid cmd 0x%x", cmd); 1832 return (IOC_INVAL); 1833 1834 case RGE_PEEK: 1835 peek = B_TRUE; 1836 break; 1837 1838 case RGE_POKE: 1839 peek = B_FALSE; 1840 break; 1841 } 1842 1843 /* 1844 * Validate format of ioctl 1845 */ 1846 if (iocp->ioc_count != sizeof (rge_peekpoke_t)) 1847 return (IOC_INVAL); 1848 if (mp->b_cont == NULL) 1849 return (IOC_INVAL); 1850 ppd = (rge_peekpoke_t *)mp->b_cont->b_rptr; 1851 1852 /* 1853 * Validate request parameters 1854 */ 1855 switch (ppd->pp_acc_space) { 1856 default: 1857 return (IOC_INVAL); 1858 1859 case RGE_PP_SPACE_CFG: 1860 /* 1861 * Config space 1862 */ 1863 sizemask = 8|4|2|1; 1864 mem_va = 0; 1865 maxoff = PCI_CONF_HDR_SIZE; 1866 ppfn = peek ? rge_chip_peek_cfg : rge_chip_poke_cfg; 1867 break; 1868 1869 case RGE_PP_SPACE_REG: 1870 /* 1871 * Memory-mapped I/O space 1872 */ 1873 sizemask = 8|4|2|1; 1874 mem_va = 0; 1875 maxoff = RGE_REGISTER_MAX; 1876 ppfn = peek ? rge_chip_peek_reg : rge_chip_poke_reg; 1877 break; 1878 1879 case RGE_PP_SPACE_MII: 1880 /* 1881 * PHY's MII registers 1882 * NB: all PHY registers are two bytes, but the 1883 * addresses increment in ones (word addressing). 1884 * So we scale the address here, then undo the 1885 * transformation inside the peek/poke functions. 1886 */ 1887 ppd->pp_acc_offset *= 2; 1888 sizemask = 2; 1889 mem_va = 0; 1890 maxoff = (MII_MAXREG+1)*2; 1891 ppfn = peek ? rge_chip_peek_mii : rge_chip_poke_mii; 1892 break; 1893 1894 case RGE_PP_SPACE_RGE: 1895 /* 1896 * RGE data structure! 1897 */ 1898 sizemask = 8|4|2|1; 1899 mem_va = (uintptr_t)rgep; 1900 maxoff = sizeof (*rgep); 1901 ppfn = peek ? rge_chip_peek_mem : rge_chip_poke_mem; 1902 break; 1903 1904 case RGE_PP_SPACE_STATISTICS: 1905 case RGE_PP_SPACE_TXDESC: 1906 case RGE_PP_SPACE_TXBUFF: 1907 case RGE_PP_SPACE_RXDESC: 1908 case RGE_PP_SPACE_RXBUFF: 1909 /* 1910 * Various DMA_AREAs 1911 */ 1912 switch (ppd->pp_acc_space) { 1913 case RGE_PP_SPACE_TXDESC: 1914 areap = &rgep->dma_area_txdesc; 1915 break; 1916 case RGE_PP_SPACE_RXDESC: 1917 areap = &rgep->dma_area_rxdesc; 1918 break; 1919 case RGE_PP_SPACE_STATISTICS: 1920 areap = &rgep->dma_area_stats; 1921 break; 1922 } 1923 1924 sizemask = 8|4|2|1; 1925 mem_va = (uintptr_t)areap->mem_va; 1926 maxoff = areap->alength; 1927 ppfn = peek ? rge_chip_peek_mem : rge_chip_poke_mem; 1928 break; 1929 } 1930 1931 switch (ppd->pp_acc_size) { 1932 default: 1933 return (IOC_INVAL); 1934 1935 case 8: 1936 case 4: 1937 case 2: 1938 case 1: 1939 if ((ppd->pp_acc_size & sizemask) == 0) 1940 return (IOC_INVAL); 1941 break; 1942 } 1943 1944 if ((ppd->pp_acc_offset % ppd->pp_acc_size) != 0) 1945 return (IOC_INVAL); 1946 1947 if (ppd->pp_acc_offset >= maxoff) 1948 return (IOC_INVAL); 1949 1950 if (ppd->pp_acc_offset+ppd->pp_acc_size > maxoff) 1951 return (IOC_INVAL); 1952 1953 /* 1954 * All OK - go do it! 1955 */ 1956 ppd->pp_acc_offset += mem_va; 1957 (*ppfn)(rgep, ppd); 1958 return (peek ? IOC_REPLY : IOC_ACK); 1959} 1960 1961static enum ioc_reply rge_diag_ioctl(rge_t *rgep, int cmd, mblk_t *mp, 1962 struct iocblk *iocp); 1963#pragma no_inline(rge_diag_ioctl) 1964 1965static enum ioc_reply 1966rge_diag_ioctl(rge_t *rgep, int cmd, mblk_t *mp, struct iocblk *iocp) 1967{ 1968 ASSERT(mutex_owned(rgep->genlock)); 1969 1970 switch (cmd) { 1971 default: 1972 /* NOTREACHED */ 1973 rge_error(rgep, "rge_diag_ioctl: invalid cmd 0x%x", cmd); 1974 return (IOC_INVAL); 1975 1976 case RGE_DIAG: 1977 /* 1978 * Currently a no-op 1979 */ 1980 return (IOC_ACK); 1981 1982 case RGE_PEEK: 1983 case RGE_POKE: 1984 return (rge_pp_ioctl(rgep, cmd, mp, iocp)); 1985 1986 case RGE_PHY_RESET: 1987 return (IOC_RESTART_ACK); 1988 1989 case RGE_SOFT_RESET: 1990 case RGE_HARD_RESET: 1991 /* 1992 * Reset and reinitialise the 570x hardware 1993 */ 1994 rge_restart(rgep); 1995 return (IOC_ACK); 1996 } 1997 1998 /* NOTREACHED */ 1999} 2000 2001#endif /* RGE_DEBUGGING || RGE_DO_PPIO */ 2002 2003static enum ioc_reply rge_mii_ioctl(rge_t *rgep, int cmd, mblk_t *mp, 2004 struct iocblk *iocp); 2005#pragma no_inline(rge_mii_ioctl) 2006 2007static enum ioc_reply 2008rge_mii_ioctl(rge_t *rgep, int cmd, mblk_t *mp, struct iocblk *iocp) 2009{ 2010 struct rge_mii_rw *miirwp; 2011 2012 /* 2013 * Validate format of ioctl 2014 */ 2015 if (iocp->ioc_count != sizeof (struct rge_mii_rw)) 2016 return (IOC_INVAL); 2017 if (mp->b_cont == NULL) 2018 return (IOC_INVAL); 2019 miirwp = (struct rge_mii_rw *)mp->b_cont->b_rptr; 2020 2021 /* 2022 * Validate request parameters ... 2023 */ 2024 if (miirwp->mii_reg > MII_MAXREG) 2025 return (IOC_INVAL); 2026 2027 switch (cmd) { 2028 default: 2029 /* NOTREACHED */ 2030 rge_error(rgep, "rge_mii_ioctl: invalid cmd 0x%x", cmd); 2031 return (IOC_INVAL); 2032 2033 case RGE_MII_READ: 2034 miirwp->mii_data = rge_mii_get16(rgep, miirwp->mii_reg); 2035 return (IOC_REPLY); 2036 2037 case RGE_MII_WRITE: 2038 rge_mii_put16(rgep, miirwp->mii_reg, miirwp->mii_data); 2039 return (IOC_ACK); 2040 } 2041 2042 /* NOTREACHED */ 2043} 2044 2045enum ioc_reply rge_chip_ioctl(rge_t *rgep, queue_t *wq, mblk_t *mp, 2046 struct iocblk *iocp); 2047#pragma no_inline(rge_chip_ioctl) 2048 2049enum ioc_reply 2050rge_chip_ioctl(rge_t *rgep, queue_t *wq, mblk_t *mp, struct iocblk *iocp) 2051{ 2052 int cmd; 2053 2054 RGE_TRACE(("rge_chip_ioctl($%p, $%p, $%p, $%p)", 2055 (void *)rgep, (void *)wq, (void *)mp, (void *)iocp)); 2056 2057 ASSERT(mutex_owned(rgep->genlock)); 2058 2059 cmd = iocp->ioc_cmd; 2060 switch (cmd) { 2061 default: 2062 /* NOTREACHED */ 2063 rge_error(rgep, "rge_chip_ioctl: invalid cmd 0x%x", cmd); 2064 return (IOC_INVAL); 2065 2066 case RGE_DIAG: 2067 case RGE_PEEK: 2068 case RGE_POKE: 2069 case RGE_PHY_RESET: 2070 case RGE_SOFT_RESET: 2071 case RGE_HARD_RESET: 2072#if RGE_DEBUGGING || RGE_DO_PPIO 2073 return (rge_diag_ioctl(rgep, cmd, mp, iocp)); 2074#else 2075 return (IOC_INVAL); 2076#endif /* RGE_DEBUGGING || RGE_DO_PPIO */ 2077 2078 case RGE_MII_READ: 2079 case RGE_MII_WRITE: 2080 return (rge_mii_ioctl(rgep, cmd, mp, iocp)); 2081 2082 } 2083 2084 /* NOTREACHED */ 2085} 2086