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 #pragma ident "%Z%%M% %I% %E% SMI" 27 28 #include <npi_txdma.h> 29 #include <npi_tx_rd64.h> 30 #include <npi_tx_wr64.h> 31 32 #define TXDMA_WAIT_LOOP 10000 33 #define TXDMA_WAIT_MSEC 5 34 35 static npi_status_t npi_txdma_control_reset_wait(npi_handle_t handle, 36 uint8_t channel); 37 static npi_status_t npi_txdma_control_stop_wait(npi_handle_t handle, 38 uint8_t channel); 39 static npi_status_t npi_txdma_control_resume_wait(npi_handle_t handle, 40 uint8_t channel); 41 42 uint64_t tdc_dmc_offset[] = { 43 TX_RNG_CFIG_REG, 44 TX_RING_HDL_REG, 45 TX_RING_KICK_REG, 46 TX_ENT_MSK_REG, 47 TX_CS_REG, 48 TXDMA_MBH_REG, 49 TXDMA_MBL_REG, 50 TX_DMA_PRE_ST_REG, 51 TX_RNG_ERR_LOGH_REG, 52 TX_RNG_ERR_LOGL_REG, 53 TDMC_INTR_DBG_REG, 54 TX_CS_DBG_REG 55 }; 56 57 const char *tdc_dmc_name[] = { 58 "TX_RNG_CFIG_REG", 59 "TX_RING_HDL_REG", 60 "TX_RING_KICK_REG", 61 "TX_ENT_MSK_REG", 62 "TX_CS_REG", 63 "TXDMA_MBH_REG", 64 "TXDMA_MBL_REG", 65 "TX_DMA_PRE_ST_REG", 66 "TX_RNG_ERR_LOGH_REG", 67 "TX_RNG_ERR_LOGL_REG", 68 "TDMC_INTR_DBG_REG", 69 "TX_CS_DBG_REG" 70 }; 71 72 uint64_t tdc_fzc_offset [] = { 73 TX_LOG_PAGE_VLD_REG, 74 TX_LOG_PAGE_MASK1_REG, 75 TX_LOG_PAGE_VAL1_REG, 76 TX_LOG_PAGE_MASK2_REG, 77 TX_LOG_PAGE_VAL2_REG, 78 TX_LOG_PAGE_RELO1_REG, 79 TX_LOG_PAGE_RELO2_REG, 80 TX_LOG_PAGE_HDL_REG 81 }; 82 83 const char *tdc_fzc_name [] = { 84 "TX_LOG_PAGE_VLD_REG", 85 "TX_LOG_PAGE_MASK1_REG", 86 "TX_LOG_PAGE_VAL1_REG", 87 "TX_LOG_PAGE_MASK2_REG", 88 "TX_LOG_PAGE_VAL2_REG", 89 "TX_LOG_PAGE_RELO1_REG", 90 "TX_LOG_PAGE_RELO2_REG", 91 "TX_LOG_PAGE_HDL_REG" 92 }; 93 94 uint64_t tx_fzc_offset[] = { 95 TX_ADDR_MD_REG, 96 TDMC_INJ_PAR_ERR_REG, 97 TDMC_DBG_SEL_REG, 98 TDMC_TRAINING_REG, 99 TXC_PORT_DMA_ENABLE_REG, 100 TXC_DMA_MAX_BURST_REG 101 }; 102 103 const char *tx_fzc_name[] = { 104 "TX_ADDR_MD_REG", 105 "TDMC_INJ_PAR_ERR_REG", 106 "TDMC_DBG_SEL_REG", 107 "TDMC_TRAINING_REG", 108 "TXC_PORT_DMA_ENABLE_REG", 109 "TXC_DMA_MAX_BURST_REG" 110 }; 111 112 #define NUM_TDC_DMC_REGS (sizeof (tdc_dmc_offset) / sizeof (uint64_t)) 113 #define NUM_TX_FZC_REGS (sizeof (tx_fzc_offset) / sizeof (uint64_t)) 114 115 /* 116 * npi_txdma_dump_tdc_regs 117 * Dumps the contents of tdc csrs and fzc registers 118 * 119 * Input: 120 * tdc: TX DMA number 121 * 122 * return: 123 * NPI_SUCCESS 124 * NPI_FAILURE 125 * NPI_TXDMA_CHANNEL_INVALID 126 * 127 */ 128 npi_status_t 129 npi_txdma_dump_tdc_regs(npi_handle_t handle, uint8_t tdc) 130 { 131 132 uint64_t value, offset; 133 int num_regs, i; 134 135 ASSERT(TXDMA_CHANNEL_VALID(tdc)); 136 if (!TXDMA_CHANNEL_VALID(tdc)) { 137 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 138 "npi_txdma_dump_tdc_regs" 139 " Invalid TDC number %d \n", 140 tdc)); 141 142 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(tdc)); 143 } 144 145 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 146 "\nTXDMA DMC Register Dump for Channel %d\n", 147 tdc)); 148 149 num_regs = NUM_TDC_DMC_REGS; 150 for (i = 0; i < num_regs; i++) { 151 TXDMA_REG_READ64(handle, tdc_dmc_offset[i], tdc, &value); 152 offset = NXGE_TXDMA_OFFSET(tdc_dmc_offset[i], handle.is_vraddr, 153 tdc); 154 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, "0x%08llx " 155 "%s\t 0x%016llx \n", 156 offset, tdc_dmc_name[i], 157 value)); 158 } 159 160 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 161 "\n TXDMA Register Dump for Channel %d done\n", tdc)); 162 163 return (NPI_SUCCESS); 164 } 165 166 /* 167 * npi_txdma_dump_fzc_regs 168 * Dumps the contents of tdc csrs and fzc registers 169 * 170 * Input: 171 * tdc: TX DMA number 172 * 173 * return: 174 * NPI_SUCCESS 175 * NPI_FAILURE 176 * NPI_TXDMA_CHANNEL_INVALID 177 * 178 */ 179 npi_status_t 180 npi_txdma_dump_fzc_regs(npi_handle_t handle) 181 { 182 183 uint64_t value; 184 int num_regs, i; 185 186 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 187 "\nFZC_DMC Common Register Dump\n")); 188 189 num_regs = NUM_TX_FZC_REGS; 190 for (i = 0; i < num_regs; i++) { 191 #if defined(__i386) 192 NXGE_REG_RD64(handle, (uint32_t)tx_fzc_offset[i], &value); 193 #else 194 NXGE_REG_RD64(handle, tx_fzc_offset[i], &value); 195 #endif 196 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, "0x%08llx " 197 "%s\t 0x%08llx \n", 198 tx_fzc_offset[i], 199 tx_fzc_name[i], value)); 200 } 201 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 202 "\n TXDMA FZC_DMC Register Dump Done \n")); 203 204 return (NPI_SUCCESS); 205 } 206 207 npi_status_t 208 npi_txdma_tdc_regs_zero(npi_handle_t handle, uint8_t tdc) 209 { 210 uint64_t value; 211 int num_regs, i; 212 213 ASSERT(TXDMA_CHANNEL_VALID(tdc)); 214 if (!TXDMA_CHANNEL_VALID(tdc)) { 215 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 216 "npi_txdma_tdc_regs_zero" 217 " InvaliInvalid TDC number %d \n", 218 tdc)); 219 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(tdc)); 220 } 221 222 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 223 "\nTXDMA DMC Register (zero) for Channel %d\n", 224 tdc)); 225 226 num_regs = NUM_TDC_DMC_REGS; 227 value = 0; 228 for (i = 0; i < num_regs; i++) { 229 TXDMA_REG_WRITE64(handle, tdc_dmc_offset[i], tdc, value); 230 } 231 232 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 233 "\nTXDMA FZC_DMC Register clear for Channel %d\n", 234 tdc)); 235 236 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 237 "\n TXDMA Register Clear to 0s for Channel %d done\n", tdc)); 238 239 return (NPI_SUCCESS); 240 } 241 242 /* 243 * npi_txdma_address_mode32_set(): 244 * This function is called to only support 32 bit addressing. 245 * 246 * Parameters: 247 * handle - NPI handle 248 * mode_enable - B_TRUE (enable 32 bit mode) 249 * B_FALSE (disable 32 bit mode) 250 * 251 * Return: 252 * NPI_SUCCESS - If set is complete successfully. 253 * 254 * Error: 255 * NONE 256 */ 257 npi_status_t 258 npi_txdma_mode32_set(npi_handle_t handle, boolean_t mode_enable) 259 { 260 tx_addr_md_t mode32; 261 262 mode32.value = 0; 263 if (mode_enable) { 264 mode32.bits.ldw.mode32 = 1; 265 } else { 266 mode32.bits.ldw.mode32 = 0; 267 } 268 NXGE_REG_WR64(handle, TX_ADDR_MD_REG, mode32.value); 269 270 return (NPI_SUCCESS); 271 } 272 273 /* 274 * npi_txdma_log_page_set(): 275 * This function is called to configure a logical page 276 * (valid bit, mask, value, relocation). 277 * 278 * Parameters: 279 * handle - NPI handle 280 * cfgp - pointer to NPI defined data structure: 281 * - page valid 282 * - mask 283 * - value 284 * - relocation 285 * channel - hardware TXDMA channel from 0 to 23. 286 * 287 * Return: 288 * NPI_SUCCESS - If configurations are set successfully. 289 * 290 * Error: 291 * NPI_FAILURE - 292 * NPI_TXDMA_CHANNEL_INVALID - 293 * NPI_TXDMA_FUNC_INVALID - 294 * NPI_TXDMA_PAGE_INVALID - 295 */ 296 npi_status_t 297 npi_txdma_log_page_set(npi_handle_t handle, uint8_t channel, 298 p_dma_log_page_t cfgp) 299 { 300 log_page_vld_t vld; 301 int status; 302 uint64_t val; 303 dma_log_page_t cfg; 304 305 DMA_LOG_PAGE_FN_VALIDATE(channel, cfgp->page_num, cfgp->func_num, 306 status); 307 if (status) { 308 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 309 " npi_txdma_log_page_set" 310 " npi_status <0x%x>", status)); 311 return (status); 312 } 313 314 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VLD_REG, channel, 0); 315 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VLD_REG, channel, &val); 316 317 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 318 "\n==> npi_txdma_log_page_set: WRITE 0 and " 319 " READ back 0x%llx\n ", val)); 320 321 vld.value = 0; 322 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VLD_REG, channel, &val); 323 324 val &= 0x3; 325 vld.value |= val; 326 327 vld.value = 0; 328 vld.bits.ldw.func = cfgp->func_num; 329 330 if (!cfgp->page_num) { 331 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_MASK1_REG, 332 channel, (cfgp->mask & DMA_LOG_PAGE_MASK_MASK)); 333 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VAL1_REG, 334 channel, (cfgp->value & DMA_LOG_PAGE_VALUE_MASK)); 335 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_RELO1_REG, 336 channel, (cfgp->reloc & DMA_LOG_PAGE_RELO_MASK)); 337 } else { 338 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_MASK2_REG, 339 channel, (cfgp->mask & DMA_LOG_PAGE_MASK_MASK)); 340 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VAL2_REG, 341 channel, (cfgp->value & DMA_LOG_PAGE_VALUE_MASK)); 342 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_RELO2_REG, 343 channel, (cfgp->reloc & DMA_LOG_PAGE_RELO_MASK)); 344 } 345 346 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VLD_REG, channel, 347 vld.value | (cfgp->valid << cfgp->page_num)); 348 349 NPI_DEBUG_MSG((handle.function, NPI_REG_CTL, 350 "\n==> npi_txdma_log_page_set: vld value " 351 " 0x%llx function %d page_valid01 0x%x\n", 352 vld.value, 353 vld.bits.ldw.func, 354 (cfgp->valid << cfgp->page_num))); 355 356 357 cfg.page_num = 0; 358 cfg.func_num = 0; 359 (void) npi_txdma_log_page_get(handle, channel, &cfg); 360 cfg.page_num = 1; 361 (void) npi_txdma_log_page_get(handle, channel, &cfg); 362 363 return (status); 364 } 365 366 /* 367 * npi_txdma_log_page_get(): 368 * This function is called to get a logical page 369 * (valid bit, mask, value, relocation). 370 * 371 * Parameters: 372 * handle - NPI handle 373 * cfgp - Get the following values (NPI defined structure): 374 * - page valid 375 * - mask 376 * - value 377 * - relocation 378 * channel - hardware TXDMA channel from 0 to 23. 379 * 380 * Return: 381 * NPI_SUCCESS - If configurations are read successfully. 382 * 383 * Error: 384 * NPI_FAILURE - 385 * NPI_TXDMA_CHANNEL_INVALID - 386 * NPI_TXDMA_FUNC_INVALID - 387 * NPI_TXDMA_PAGE_INVALID - 388 */ 389 npi_status_t 390 npi_txdma_log_page_get(npi_handle_t handle, uint8_t channel, 391 p_dma_log_page_t cfgp) 392 { 393 log_page_vld_t vld; 394 int status; 395 uint64_t val; 396 397 DMA_LOG_PAGE_VALIDATE(channel, cfgp->page_num, status); 398 if (status) { 399 NPI_ERROR_MSG((handle.function, NPI_REG_CTL, 400 " npi_txdma_log_page_get" 401 " npi_status <0x%x>", status)); 402 return (status); 403 } 404 405 vld.value = 0; 406 vld.bits.ldw.func = cfgp->func_num; 407 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VLD_REG, channel, &val); 408 409 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 410 "\n==> npi_txdma_log_page_get: read value " 411 " function %d value 0x%llx\n", 412 cfgp->func_num, val)); 413 414 vld.value |= val; 415 cfgp->func_num = vld.bits.ldw.func; 416 417 if (!cfgp->page_num) { 418 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_MASK1_REG, channel, &val); 419 cfgp->mask = val & DMA_LOG_PAGE_MASK_MASK; 420 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VAL1_REG, channel, &val); 421 cfgp->value = val & DMA_LOG_PAGE_VALUE_MASK; 422 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_RELO1_REG, channel, &val); 423 cfgp->reloc = val & DMA_LOG_PAGE_RELO_MASK; 424 cfgp->valid = vld.bits.ldw.page0; 425 } else { 426 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_MASK2_REG, channel, &val); 427 cfgp->mask = val & DMA_LOG_PAGE_MASK_MASK; 428 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VAL2_REG, channel, &val); 429 cfgp->value = val & DMA_LOG_PAGE_VALUE_MASK; 430 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_RELO2_REG, channel, &val); 431 cfgp->reloc = val & DMA_LOG_PAGE_RELO_MASK; 432 cfgp->valid = vld.bits.ldw.page1; 433 } 434 435 return (status); 436 } 437 438 /* 439 * npi_txdma_log_page_handle_set(): 440 * This function is called to program a page handle 441 * (bits [63:44] of a 64-bit address to generate 442 * a 64 bit address) 443 * 444 * Parameters: 445 * handle - NPI handle 446 * hdl_p - pointer to a logical page handle 447 * hardware data structure (log_page_hdl_t). 448 * channel - hardware TXDMA channel from 0 to 23. 449 * 450 * Return: 451 * NPI_SUCCESS - If configurations are set successfully. 452 * 453 * Error: 454 * NPI_FAILURE - 455 * NPI_TXDMA_CHANNEL_INVALID - 456 * NPI_TXDMA_FUNC_INVALID - 457 * NPI_TXDMA_PAGE_INVALID - 458 */ 459 npi_status_t 460 npi_txdma_log_page_handle_set(npi_handle_t handle, uint8_t channel, 461 p_log_page_hdl_t hdl_p) 462 { 463 int status = NPI_SUCCESS; 464 465 ASSERT(TXDMA_CHANNEL_VALID(channel)); 466 if (!TXDMA_CHANNEL_VALID(channel)) { 467 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 468 " npi_txdma_log_page_handle_set" 469 " Invalid Input: channel <0x%x>", 470 channel)); 471 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 472 } 473 474 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_HDL_REG, 475 channel, hdl_p->value); 476 477 return (status); 478 } 479 480 /* 481 * npi_txdma_log_page_config(): 482 * This function is called to IO operations on 483 * a logical page to set, get, clear 484 * valid bit, mask, value, relocation). 485 * 486 * Parameters: 487 * handle - NPI handle 488 * op_mode - OP_GET, OP_SET, OP_CLEAR 489 * type - NPI specific config type 490 * TXDMA_LOG_PAGE_MASK 491 * TXDMA_LOG_PAGE_VALUE 492 * TXDMA_LOG_PAGE_RELOC 493 * TXDMA_LOG_PAGE_VALID 494 * TXDMA_LOG_PAGE_ALL 495 * channel - hardware TXDMA channel from 0 to 23. 496 * cfgp - pointer to the NPI config structure. 497 * Return: 498 * NPI_SUCCESS - If configurations are read successfully. 499 * 500 * Error: 501 * NPI_FAILURE - 502 * NPI_TXDMA_OPCODE_INVALID - 503 * NPI_TXDMA_CHANNEL_INVALID - 504 * NPI_TXDMA_FUNC_INVALID - 505 * NPI_TXDMA_PAGE_INVALID - 506 */ 507 npi_status_t 508 npi_txdma_log_page_config(npi_handle_t handle, io_op_t op_mode, 509 txdma_log_cfg_t type, uint8_t channel, 510 p_dma_log_page_t cfgp) 511 { 512 int status = NPI_SUCCESS; 513 uint64_t val; 514 515 ASSERT(TXDMA_CHANNEL_VALID(channel)); 516 if (!TXDMA_CHANNEL_VALID(channel)) { 517 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 518 " npi_txdma_log_page_config" 519 " Invalid Input: channel <0x%x>", 520 channel)); 521 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 522 } 523 524 switch (op_mode) { 525 case OP_GET: 526 switch (type) { 527 case TXDMA_LOG_PAGE_ALL: 528 return (npi_txdma_log_page_get(handle, channel, 529 cfgp)); 530 case TXDMA_LOG_PAGE_MASK: 531 if (!cfgp->page_num) { 532 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_MASK1_REG, 533 channel, &val); 534 cfgp->mask = val & DMA_LOG_PAGE_MASK_MASK; 535 } else { 536 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_MASK2_REG, 537 channel, &val); 538 cfgp->mask = val & DMA_LOG_PAGE_MASK_MASK; 539 } 540 break; 541 542 case TXDMA_LOG_PAGE_VALUE: 543 if (!cfgp->page_num) { 544 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VAL1_REG, 545 channel, &val); 546 cfgp->value = val & DMA_LOG_PAGE_VALUE_MASK; 547 } else { 548 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VAL2_REG, 549 channel, &val); 550 cfgp->value = val & DMA_LOG_PAGE_VALUE_MASK; 551 } 552 break; 553 554 case TXDMA_LOG_PAGE_RELOC: 555 if (!cfgp->page_num) { 556 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_RELO1_REG, 557 channel, &val); 558 cfgp->reloc = val & DMA_LOG_PAGE_RELO_MASK; 559 } else { 560 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VAL2_REG, 561 channel, &val); 562 cfgp->reloc = val & DMA_LOG_PAGE_RELO_MASK; 563 } 564 break; 565 566 default: 567 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 568 " npi_txdma_log_page_config" 569 " Invalid Input: pageconfig <0x%x>", 570 type)); 571 return (NPI_FAILURE | 572 NPI_TXDMA_OPCODE_INVALID(channel)); 573 } 574 575 break; 576 577 case OP_SET: 578 case OP_CLEAR: 579 if (op_mode == OP_CLEAR) { 580 cfgp->valid = 0; 581 cfgp->mask = cfgp->func_num = 0; 582 cfgp->value = cfgp->reloc = 0; 583 } 584 switch (type) { 585 case TXDMA_LOG_PAGE_ALL: 586 return (npi_txdma_log_page_set(handle, channel, 587 cfgp)); 588 case TXDMA_LOG_PAGE_MASK: 589 if (!cfgp->page_num) { 590 TX_LOG_REG_WRITE64(handle, 591 TX_LOG_PAGE_MASK1_REG, channel, 592 (cfgp->mask & DMA_LOG_PAGE_MASK_MASK)); 593 } else { 594 TX_LOG_REG_WRITE64(handle, 595 TX_LOG_PAGE_MASK2_REG, 596 channel, (cfgp->mask & DMA_LOG_PAGE_MASK_MASK)); 597 } 598 break; 599 600 case TXDMA_LOG_PAGE_VALUE: 601 if (!cfgp->page_num) { 602 TX_LOG_REG_WRITE64(handle, 603 TX_LOG_PAGE_VAL1_REG, channel, 604 (cfgp->value & DMA_LOG_PAGE_VALUE_MASK)); 605 } else { 606 TX_LOG_REG_WRITE64(handle, 607 TX_LOG_PAGE_VAL2_REG, channel, 608 (cfgp->value & DMA_LOG_PAGE_VALUE_MASK)); 609 } 610 break; 611 612 case TXDMA_LOG_PAGE_RELOC: 613 if (!cfgp->page_num) { 614 TX_LOG_REG_WRITE64(handle, 615 TX_LOG_PAGE_RELO1_REG, channel, 616 (cfgp->reloc & DMA_LOG_PAGE_RELO_MASK)); 617 } else { 618 TX_LOG_REG_WRITE64(handle, 619 TX_LOG_PAGE_RELO2_REG, channel, 620 (cfgp->reloc & DMA_LOG_PAGE_RELO_MASK)); 621 } 622 break; 623 624 default: 625 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 626 " npi_txdma_log_page_config" 627 " Invalid Input: pageconfig <0x%x>", 628 type)); 629 return (NPI_FAILURE | 630 NPI_TXDMA_OPCODE_INVALID(channel)); 631 } 632 633 break; 634 default: 635 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 636 " npi_txdma_log_page_config" 637 " Invalid Input: op <0x%x>", 638 op_mode)); 639 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 640 } 641 642 return (status); 643 } 644 645 /* 646 * npi_txdma_log_page_vld_config(): 647 * This function is called to configure the logical 648 * page valid register. 649 * 650 * Parameters: 651 * handle - NPI handle 652 * op_mode - OP_GET: get valid page configuration 653 * OP_SET: set valid page configuration 654 * OP_UPDATE: update valid page configuration 655 * OP_CLEAR: reset both valid pages to 656 * not defined (0). 657 * channel - hardware TXDMA channel from 0 to 23. 658 * vld_p - pointer to hardware defined log page valid register. 659 * Return: 660 * NPI_SUCCESS - If set is complete successfully. 661 * 662 * Error: 663 * NPI_FAILURE - 664 * NPI_TXDMA_CHANNEL_INVALID - 665 * NPI_TXDMA_OPCODE_INVALID - 666 */ 667 npi_status_t 668 npi_txdma_log_page_vld_config(npi_handle_t handle, io_op_t op_mode, 669 uint8_t channel, p_log_page_vld_t vld_p) 670 { 671 int status = NPI_SUCCESS; 672 log_page_vld_t vld; 673 674 ASSERT(TXDMA_CHANNEL_VALID(channel)); 675 if (!TXDMA_CHANNEL_VALID(channel)) { 676 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 677 " npi_txdma_log_page_vld_config" 678 " Invalid Input: channel <0x%x>", 679 channel)); 680 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 681 } 682 683 switch (op_mode) { 684 case OP_GET: 685 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VLD_REG, channel, 686 &vld_p->value); 687 break; 688 689 case OP_SET: 690 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VLD_REG, 691 channel, vld_p->value); 692 break; 693 694 case OP_UPDATE: 695 TX_LOG_REG_READ64(handle, TX_LOG_PAGE_VLD_REG, channel, 696 &vld.value); 697 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VLD_REG, 698 channel, vld.value | vld_p->value); 699 break; 700 701 case OP_CLEAR: 702 TX_LOG_REG_WRITE64(handle, TX_LOG_PAGE_VLD_REG, 703 channel, 0); 704 break; 705 706 default: 707 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 708 " npi_txdma_log_pag_vld_cofig" 709 " Invalid Input: pagevld <0x%x>", 710 op_mode)); 711 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 712 } 713 714 return (status); 715 } 716 717 /* 718 * npi_txdma_channel_reset(): 719 * This function is called to reset a transmit DMA channel. 720 * (This function is used to reset a channel and reinitialize 721 * all other bits except RST_STATE). 722 * 723 * Parameters: 724 * handle - NPI handle (virtualization flag must be defined). 725 * channel - logical TXDMA channel from 0 to 23. 726 * (If virtualization flag is not set, then 727 * logical channel is the same as the hardware 728 * channel number). 729 * 730 * Return: 731 * NPI_SUCCESS - If reset is complete successfully. 732 * 733 * Error: 734 * NPI_FAILURE - 735 * NPI_TXDMA_CHANNEL_INVALID - 736 * NPI_TXDMA_RESET_FAILED - 737 */ 738 npi_status_t 739 npi_txdma_channel_reset(npi_handle_t handle, uint8_t channel) 740 { 741 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 742 " npi_txdma_channel_reset" 743 " RESETTING", 744 channel)); 745 return (npi_txdma_channel_control(handle, TXDMA_RESET, channel)); 746 } 747 748 /* 749 * npi_txdma_channel_init_enable(): 750 * This function is called to start a transmit DMA channel after reset. 751 * 752 * Parameters: 753 * handle - NPI handle (virtualization flag must be defined). 754 * channel - logical TXDMA channel from 0 to 23. 755 * (If virtualization flag is not set, then 756 * logical channel is the same as the hardware 757 * channel number). 758 * Return: 759 * NPI_SUCCESS - If DMA channel is started successfully. 760 * 761 * Error: 762 * NPI_FAILURE - 763 * NPI_TXDMA_CHANNEL_INVALID - 764 */ 765 npi_status_t 766 npi_txdma_channel_init_enable(npi_handle_t handle, uint8_t channel) 767 { 768 return (npi_txdma_channel_control(handle, TXDMA_INIT_START, channel)); 769 } 770 771 /* 772 * npi_txdma_channel_enable(): 773 * This function is called to start a transmit DMA channel. 774 * 775 * Parameters: 776 * handle - NPI handle (virtualization flag must be defined). 777 * channel - logical TXDMA channel from 0 to 23. 778 * (If virtualization flag is not set, then 779 * logical channel is the same as the hardware 780 * channel number). 781 * Return: 782 * NPI_SUCCESS - If DMA channel is stopped successfully. 783 * 784 * Error: 785 * NPI_FAILURE - 786 * NPI_TXDMA_CHANNEL_INVALID - 787 */ 788 789 npi_status_t 790 npi_txdma_channel_enable(npi_handle_t handle, uint8_t channel) 791 { 792 return (npi_txdma_channel_control(handle, TXDMA_START, channel)); 793 } 794 795 /* 796 * npi_txdma_channel_disable(): 797 * This function is called to stop a transmit DMA channel. 798 * 799 * Parameters: 800 * handle - NPI handle (virtualization flag must be defined). 801 * channel - logical TXDMA channel from 0 to 23. 802 * (If virtualization flag is not set, then 803 * logical channel is the same as the hardware 804 * channel number). 805 * Return: 806 * NPI_SUCCESS - If DMA channel is stopped successfully. 807 * 808 * Error: 809 * NPI_FAILURE - 810 * NPI_TXDMA_CHANNEL_INVALID - 811 * NPI_TXDMA_STOP_FAILED - 812 */ 813 npi_status_t 814 npi_txdma_channel_disable(npi_handle_t handle, uint8_t channel) 815 { 816 return (npi_txdma_channel_control(handle, TXDMA_STOP, channel)); 817 } 818 819 /* 820 * npi_txdma_channel_resume(): 821 * This function is called to restart a transmit DMA channel. 822 * 823 * Parameters: 824 * handle - NPI handle (virtualization flag must be defined). 825 * channel - logical TXDMA channel from 0 to 23. 826 * (If virtualization flag is not set, then 827 * logical channel is the same as the hardware 828 * channel number). 829 * Return: 830 * NPI_SUCCESS - If DMA channel is stopped successfully. 831 * 832 * Error: 833 * NPI_FAILURE - 834 * NPI_TXDMA_CHANNEL_INVALID - 835 * NPI_TXDMA_RESUME_FAILED - 836 */ 837 npi_status_t 838 npi_txdma_channel_resume(npi_handle_t handle, uint8_t channel) 839 { 840 return (npi_txdma_channel_control(handle, TXDMA_RESUME, channel)); 841 } 842 843 /* 844 * npi_txdma_channel_mmk_clear(): 845 * This function is called to clear MMK bit. 846 * 847 * Parameters: 848 * handle - NPI handle (virtualization flag must be defined). 849 * channel - logical TXDMA channel from 0 to 23. 850 * (If virtualization flag is not set, then 851 * logical channel is the same as the hardware 852 * channel number). 853 * Return: 854 * NPI_SUCCESS - If MMK is reset successfully. 855 * 856 * Error: 857 * NPI_FAILURE - 858 * NPI_TXDMA_CHANNEL_INVALID - 859 */ 860 npi_status_t 861 npi_txdma_channel_mmk_clear(npi_handle_t handle, uint8_t channel) 862 { 863 return (npi_txdma_channel_control(handle, TXDMA_CLEAR_MMK, channel)); 864 } 865 866 /* 867 * npi_txdma_channel_mbox_enable(): 868 * This function is called to enable the mailbox update. 869 * 870 * Parameters: 871 * handle - NPI handle (virtualization flag must be defined). 872 * channel - logical TXDMA channel from 0 to 23. 873 * (If virtualization flag is not set, then 874 * logical channel is the same as the hardware 875 * channel number). 876 * Return: 877 * NPI_SUCCESS - If mailbox is enabled successfully. 878 * 879 * Error: 880 * NPI_HW_ERROR - 881 * NPI_FAILURE - 882 * NPI_TXDMA_CHANNEL_INVALID - 883 */ 884 npi_status_t 885 npi_txdma_channel_mbox_enable(npi_handle_t handle, uint8_t channel) 886 { 887 return (npi_txdma_channel_control(handle, TXDMA_MBOX_ENABLE, channel)); 888 } 889 890 /* 891 * npi_txdma_channel_control(): 892 * This function is called to control a transmit DMA channel 893 * for reset, start or stop. 894 * 895 * Parameters: 896 * handle - NPI handle (virtualization flag must be defined). 897 * control - NPI defined control type supported 898 * - TXDMA_INIT_RESET 899 * - TXDMA_INIT_START 900 * - TXDMA_RESET 901 * - TXDMA_START 902 * - TXDMA_STOP 903 * channel - logical TXDMA channel from 0 to 23. 904 * (If virtualization flag is not set, then 905 * logical channel is the same as the hardware 906 * 907 * Return: 908 * NPI_SUCCESS - If reset is complete successfully. 909 * 910 * Error: 911 * NPI_FAILURE - 912 * NPI_TXDMA_OPCODE_INVALID - 913 * NPI_TXDMA_CHANNEL_INVALID - 914 * NPI_TXDMA_RESET_FAILED - 915 * NPI_TXDMA_STOP_FAILED - 916 * NPI_TXDMA_RESUME_FAILED - 917 */ 918 npi_status_t 919 npi_txdma_channel_control(npi_handle_t handle, txdma_cs_cntl_t control, 920 uint8_t channel) 921 { 922 int status = NPI_SUCCESS; 923 tx_cs_t cs; 924 925 ASSERT(TXDMA_CHANNEL_VALID(channel)); 926 if (!TXDMA_CHANNEL_VALID(channel)) { 927 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 928 " npi_txdma_channel_control" 929 " Invalid Input: channel <0x%x>", 930 channel)); 931 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 932 } 933 934 switch (control) { 935 case TXDMA_INIT_RESET: 936 cs.value = 0; 937 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs.value); 938 cs.bits.ldw.rst = 1; 939 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 940 return (npi_txdma_control_reset_wait(handle, channel)); 941 942 case TXDMA_INIT_START: 943 cs.value = 0; 944 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 945 break; 946 947 case TXDMA_RESET: 948 /* 949 * Sets reset bit only (Hardware will reset all 950 * the RW bits but leave the RO bits alone. 951 */ 952 cs.value = 0; 953 cs.bits.ldw.rst = 1; 954 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 955 return (npi_txdma_control_reset_wait(handle, channel)); 956 957 case TXDMA_START: 958 /* Enable the DMA channel */ 959 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs.value); 960 cs.bits.ldw.stop_n_go = 0; 961 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 962 break; 963 964 case TXDMA_STOP: 965 /* Disable the DMA channel */ 966 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs.value); 967 cs.bits.ldw.stop_n_go = 1; 968 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 969 status = npi_txdma_control_stop_wait(handle, channel); 970 if (status) { 971 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 972 "Cannot stop channel %d (TXC hung!)", 973 channel)); 974 } 975 break; 976 977 case TXDMA_RESUME: 978 /* Resume the packet transmission after stopping */ 979 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs.value); 980 cs.value |= ~TX_CS_STOP_N_GO_MASK; 981 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 982 return (npi_txdma_control_resume_wait(handle, channel)); 983 984 case TXDMA_CLEAR_MMK: 985 /* Write 1 to MK bit to clear the MMK bit */ 986 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs.value); 987 cs.bits.ldw.mk = 1; 988 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 989 break; 990 991 case TXDMA_MBOX_ENABLE: 992 /* 993 * Write 1 to MB bit to enable mailbox update 994 * (cleared to 0 by hardware after update). 995 */ 996 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs.value); 997 cs.bits.ldw.mb = 1; 998 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs.value); 999 break; 1000 1001 default: 1002 status = (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 1003 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1004 " npi_txdma_channel_control" 1005 " Invalid Input: control <0x%x>", 1006 control)); 1007 } 1008 1009 return (status); 1010 } 1011 1012 /* 1013 * npi_txdma_control_status(): 1014 * This function is called to operate on the control 1015 * and status register. 1016 * 1017 * Parameters: 1018 * handle - NPI handle 1019 * op_mode - OP_GET: get hardware control and status 1020 * OP_SET: set hardware control and status 1021 * OP_UPDATE: update hardware control and status. 1022 * OP_CLEAR: clear control and status register to 0s. 1023 * channel - hardware TXDMA channel from 0 to 23. 1024 * cs_p - pointer to hardware defined control and status 1025 * structure. 1026 * Return: 1027 * NPI_SUCCESS - If set is complete successfully. 1028 * 1029 * Error: 1030 * NPI_FAILURE - 1031 * NPI_TXDMA_OPCODE_INVALID - 1032 * NPI_TXDMA_CHANNEL_INVALID - 1033 * NPI_TXDMA_FUNC_INVALID - 1034 */ 1035 npi_status_t 1036 npi_txdma_control_status(npi_handle_t handle, io_op_t op_mode, 1037 uint8_t channel, p_tx_cs_t cs_p) 1038 { 1039 int status = NPI_SUCCESS; 1040 tx_cs_t txcs; 1041 1042 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1043 if (!TXDMA_CHANNEL_VALID(channel)) { 1044 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1045 " npi_txdma_control_status" 1046 " Invalid Input: channel <0x%x>", 1047 channel)); 1048 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1049 } 1050 1051 switch (op_mode) { 1052 case OP_GET: 1053 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &cs_p->value); 1054 break; 1055 1056 case OP_SET: 1057 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, cs_p->value); 1058 break; 1059 1060 case OP_UPDATE: 1061 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &txcs.value); 1062 TXDMA_REG_WRITE64(handle, TX_CS_REG, channel, 1063 cs_p->value | txcs.value); 1064 break; 1065 1066 default: 1067 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1068 " npi_txdma_control_status" 1069 " Invalid Input: control <0x%x>", 1070 op_mode)); 1071 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 1072 } 1073 1074 return (status); 1075 1076 } 1077 1078 /* 1079 * npi_txdma_event_mask(): 1080 * This function is called to operate on the event mask 1081 * register which is used for generating interrupts.. 1082 * and status register. 1083 * 1084 * Parameters: 1085 * handle - NPI handle 1086 * op_mode - OP_GET: get hardware event mask 1087 * OP_SET: set hardware interrupt event masks 1088 * OP_CLEAR: clear control and status register to 0s. 1089 * channel - hardware TXDMA channel from 0 to 23. 1090 * mask_p - pointer to hardware defined event mask 1091 * structure. 1092 * Return: 1093 * NPI_SUCCESS - If set is complete successfully. 1094 * 1095 * Error: 1096 * NPI_FAILURE - 1097 * NPI_TXDMA_OPCODE_INVALID - 1098 * NPI_TXDMA_CHANNEL_INVALID - 1099 */ 1100 npi_status_t 1101 npi_txdma_event_mask(npi_handle_t handle, io_op_t op_mode, 1102 uint8_t channel, p_tx_dma_ent_msk_t mask_p) 1103 { 1104 int status = NPI_SUCCESS; 1105 tx_dma_ent_msk_t mask; 1106 1107 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1108 if (!TXDMA_CHANNEL_VALID(channel)) { 1109 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1110 " npi_txdma_event_mask" 1111 " Invalid Input: channel <0x%x>", 1112 channel)); 1113 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1114 } 1115 1116 switch (op_mode) { 1117 case OP_GET: 1118 TXDMA_REG_READ64(handle, TX_ENT_MSK_REG, channel, 1119 &mask_p->value); 1120 break; 1121 1122 case OP_SET: 1123 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1124 mask_p->value); 1125 break; 1126 1127 case OP_UPDATE: 1128 TXDMA_REG_READ64(handle, TX_ENT_MSK_REG, channel, &mask.value); 1129 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1130 mask_p->value | mask.value); 1131 break; 1132 1133 default: 1134 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1135 " npi_txdma_event_mask" 1136 " Invalid Input: eventmask <0x%x>", 1137 op_mode)); 1138 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 1139 } 1140 1141 return (status); 1142 } 1143 1144 /* 1145 * npi_txdma_event_mask_config(): 1146 * This function is called to operate on the event mask 1147 * register which is used for generating interrupts.. 1148 * and status register. 1149 * 1150 * Parameters: 1151 * handle - NPI handle 1152 * op_mode - OP_GET: get hardware event mask 1153 * OP_SET: set hardware interrupt event masks 1154 * OP_CLEAR: clear control and status register to 0s. 1155 * channel - hardware TXDMA channel from 0 to 23. 1156 * cfgp - pointer to NPI defined event mask 1157 * enum data type. 1158 * Return: 1159 * NPI_SUCCESS - If set is complete successfully. 1160 * 1161 * Error: 1162 * NPI_FAILURE - 1163 * NPI_TXDMA_OPCODE_INVALID - 1164 * NPI_TXDMA_CHANNEL_INVALID - 1165 */ 1166 npi_status_t 1167 npi_txdma_event_mask_config(npi_handle_t handle, io_op_t op_mode, 1168 uint8_t channel, txdma_ent_msk_cfg_t *mask_cfgp) 1169 { 1170 int status = NPI_SUCCESS; 1171 uint64_t configuration = *mask_cfgp; 1172 uint64_t value; 1173 1174 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1175 if (!TXDMA_CHANNEL_VALID(channel)) { 1176 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1177 " npi_txdma_event_mask_config" 1178 " Invalid Input: channel <0x%x>", 1179 channel)); 1180 1181 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1182 } 1183 1184 switch (op_mode) { 1185 case OP_GET: 1186 TXDMA_REG_READ64(handle, TX_ENT_MSK_REG, channel, 1187 (uint64_t *)mask_cfgp); 1188 break; 1189 1190 case OP_SET: 1191 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1192 configuration); 1193 break; 1194 1195 case OP_UPDATE: 1196 TXDMA_REG_READ64(handle, TX_ENT_MSK_REG, channel, &value); 1197 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1198 configuration | value); 1199 break; 1200 1201 case OP_CLEAR: 1202 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1203 CFG_TXDMA_MASK_ALL); 1204 break; 1205 default: 1206 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1207 " npi_txdma_event_mask_config" 1208 " Invalid Input: eventmask <0x%x>", 1209 op_mode)); 1210 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 1211 } 1212 1213 return (status); 1214 } 1215 1216 /* 1217 * npi_txdma_event_mask_mk_out(): 1218 * This function is called to mask out the packet transmit marked event. 1219 * 1220 * Parameters: 1221 * handle - NPI handle 1222 * channel - hardware TXDMA channel from 0 to 23. 1223 * enum data type. 1224 * Return: 1225 * NPI_SUCCESS - If set is complete successfully. 1226 * 1227 * Error: 1228 * NPI_FAILURE - 1229 * NPI_TXDMA_CHANNEL_INVALID - 1230 */ 1231 npi_status_t 1232 npi_txdma_event_mask_mk_out(npi_handle_t handle, uint8_t channel) 1233 { 1234 uint64_t event_mask; 1235 int status = NPI_SUCCESS; 1236 1237 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1238 if (!TXDMA_CHANNEL_VALID(channel)) { 1239 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1240 " npi_txdma_event_mask_mk_out" 1241 " Invalid Input: channel <0x%x>", 1242 channel)); 1243 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1244 } 1245 1246 TXDMA_REG_READ64(handle, TX_ENT_MSK_REG, channel, &event_mask); 1247 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1248 event_mask & (~TX_ENT_MSK_MK_MASK)); 1249 1250 return (status); 1251 } 1252 1253 /* 1254 * npi_txdma_event_mask_mk_in(): 1255 * This function is called to set the mask for the the packet marked event. 1256 * 1257 * Parameters: 1258 * handle - NPI handle 1259 * channel - hardware TXDMA channel from 0 to 23. 1260 * enum data type. 1261 * Return: 1262 * NPI_SUCCESS - If set is complete successfully. 1263 * 1264 * Error: 1265 * NPI_FAILURE - 1266 * NPI_TXDMA_CHANNEL_INVALID - 1267 */ 1268 npi_status_t 1269 npi_txdma_event_mask_mk_in(npi_handle_t handle, uint8_t channel) 1270 { 1271 uint64_t event_mask; 1272 int status = NPI_SUCCESS; 1273 1274 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1275 if (!TXDMA_CHANNEL_VALID(channel)) { 1276 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1277 " npi_txdma_event_mask_mk_in" 1278 " Invalid Input: channel <0x%x>", 1279 channel)); 1280 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1281 } 1282 1283 TXDMA_REG_READ64(handle, TX_ENT_MSK_REG, channel, &event_mask); 1284 TXDMA_REG_WRITE64(handle, TX_ENT_MSK_REG, channel, 1285 event_mask | TX_ENT_MSK_MK_MASK); 1286 1287 return (status); 1288 } 1289 1290 /* 1291 * npi_txdma_ring_addr_set(): 1292 * This function is called to configure the transmit descriptor 1293 * ring address and its size. 1294 * 1295 * Parameters: 1296 * handle - NPI handle (virtualization flag must be defined 1297 * if its register pointer is from the virtual region). 1298 * channel - logical TXDMA channel from 0 to 23. 1299 * (If virtualization flag is not set, then 1300 * logical channel is the same as the hardware 1301 * channel number). 1302 * start_addr - starting address of the descriptor 1303 * len - maximum length of the descriptor 1304 * (in number of 64 bytes block). 1305 * Return: 1306 * NPI_SUCCESS - If set is complete successfully. 1307 * 1308 * Error: 1309 * NPI_FAILURE - 1310 * NPI_TXDMA_OPCODE_INVALID - 1311 * NPI_TXDMA_CHANNEL_INVALID - 1312 */ 1313 npi_status_t 1314 npi_txdma_ring_addr_set(npi_handle_t handle, uint8_t channel, 1315 uint64_t start_addr, uint32_t len) 1316 { 1317 int status = NPI_SUCCESS; 1318 tx_rng_cfig_t cfg; 1319 1320 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1321 if (!TXDMA_CHANNEL_VALID(channel)) { 1322 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1323 " npi_txdma_ring_addr_set" 1324 " Invalid Input: channel <0x%x>", 1325 channel)); 1326 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1327 } 1328 1329 cfg.value = ((start_addr & TX_RNG_CFIG_ADDR_MASK) | 1330 (((uint64_t)len) << TX_RNG_CFIG_LEN_SHIFT)); 1331 TXDMA_REG_WRITE64(handle, TX_RNG_CFIG_REG, channel, cfg.value); 1332 1333 return (status); 1334 } 1335 1336 /* 1337 * npi_txdma_ring_config(): 1338 * This function is called to config a descriptor ring 1339 * by using the hardware defined data. 1340 * 1341 * Parameters: 1342 * handle - NPI handle (virtualization flag must be defined 1343 * if its register pointer is from the virtual region). 1344 * channel - logical TXDMA channel from 0 to 23. 1345 * (If virtualization flag is not set, then 1346 * logical channel is the same as the hardware 1347 * channel number). 1348 * op_mode - OP_GET: get transmit ring configuration 1349 * OP_SET: set transmit ring configuration 1350 * reg_data - pointer to hardware defined transmit ring 1351 * configuration data structure. 1352 * Return: 1353 * NPI_SUCCESS - If set/get is complete successfully. 1354 * 1355 * Error: 1356 * NPI_FAILURE - 1357 * NPI_TXDMA_CHANNEL_INVALID - 1358 */ 1359 npi_status_t 1360 npi_txdma_ring_config(npi_handle_t handle, io_op_t op_mode, 1361 uint8_t channel, uint64_t *reg_data) 1362 { 1363 int status = NPI_SUCCESS; 1364 1365 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1366 if (!TXDMA_CHANNEL_VALID(channel)) { 1367 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1368 " npi_txdma_ring_config" 1369 " Invalid Input: channel <0x%x>", 1370 channel)); 1371 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1372 } 1373 1374 switch (op_mode) { 1375 case OP_GET: 1376 TXDMA_REG_READ64(handle, TX_RNG_CFIG_REG, channel, reg_data); 1377 break; 1378 1379 case OP_SET: 1380 TXDMA_REG_WRITE64(handle, TX_RNG_CFIG_REG, channel, 1381 *reg_data); 1382 break; 1383 1384 default: 1385 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1386 " npi_txdma_ring_config" 1387 " Invalid Input: ring_config <0x%x>", 1388 op_mode)); 1389 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 1390 } 1391 1392 return (status); 1393 } 1394 1395 /* 1396 * npi_txdma_mbox_config(): 1397 * This function is called to config the mailbox address 1398 * 1399 * Parameters: 1400 * handle - NPI handle (virtualization flag must be defined 1401 * if its register pointer is from the virtual region). 1402 * channel - logical TXDMA channel from 0 to 23. 1403 * (If virtualization flag is not set, then 1404 * logical channel is the same as the hardware 1405 * channel number). 1406 * op_mode - OP_GET: get the mailbox address 1407 * OP_SET: set the mailbox address 1408 * reg_data - pointer to the mailbox address. 1409 * Return: 1410 * NPI_SUCCESS - If set is complete successfully. 1411 * 1412 * Error: 1413 * NPI_FAILURE - 1414 * NPI_TXDMA_OPCODE_INVALID - 1415 * NPI_TXDMA_CHANNEL_INVALID - 1416 */ 1417 npi_status_t 1418 npi_txdma_mbox_config(npi_handle_t handle, io_op_t op_mode, 1419 uint8_t channel, uint64_t *mbox_addr) 1420 { 1421 int status = NPI_SUCCESS; 1422 txdma_mbh_t mh; 1423 txdma_mbl_t ml; 1424 1425 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1426 if (!TXDMA_CHANNEL_VALID(channel)) { 1427 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1428 " npi_txdma_mbox_config" 1429 " Invalid Input: channel <0x%x>", 1430 channel)); 1431 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1432 } 1433 1434 mh.value = ml.value = 0; 1435 1436 switch (op_mode) { 1437 case OP_GET: 1438 TXDMA_REG_READ64(handle, TXDMA_MBH_REG, channel, &mh.value); 1439 TXDMA_REG_READ64(handle, TXDMA_MBL_REG, channel, &ml.value); 1440 *mbox_addr = ml.value; 1441 *mbox_addr |= (mh.value << TXDMA_MBH_ADDR_SHIFT); 1442 1443 break; 1444 1445 case OP_SET: 1446 ml.bits.ldw.mbaddr = ((*mbox_addr & TXDMA_MBL_MASK) >> 1447 TXDMA_MBL_SHIFT); 1448 TXDMA_REG_WRITE64(handle, TXDMA_MBL_REG, channel, ml.value); 1449 mh.bits.ldw.mbaddr = ((*mbox_addr >> TXDMA_MBH_ADDR_SHIFT) & 1450 TXDMA_MBH_MASK); 1451 TXDMA_REG_WRITE64(handle, TXDMA_MBH_REG, channel, mh.value); 1452 1453 break; 1454 1455 default: 1456 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1457 " npi_txdma_mbox_config" 1458 " Invalid Input: mbox <0x%x>", 1459 op_mode)); 1460 return (NPI_FAILURE | NPI_TXDMA_OPCODE_INVALID(channel)); 1461 } 1462 1463 return (status); 1464 1465 } 1466 1467 /* 1468 * npi_txdma_desc_gather_set(): 1469 * This function is called to set up a transmit descriptor entry. 1470 * 1471 * Parameters: 1472 * handle - NPI handle (register pointer is the 1473 * descriptor address in memory). 1474 * desc_p - pointer to a descriptor 1475 * gather_index - which entry (starts from index 0 to 15) 1476 * mark - mark bit (only valid if it is the first gather). 1477 * ngathers - number of gather pointers to set to the first gather. 1478 * dma_ioaddr - starting dma address of an IO buffer to write. 1479 * (SAD) 1480 * transfer_len - transfer len. 1481 * Return: 1482 * NPI_SUCCESS - If set is complete successfully. 1483 * 1484 * Error: 1485 * NPI_FAILURE - 1486 * NPI_TXDMA_OPCODE_INVALID - 1487 * NPI_TXDMA_CHANNEL_INVALID - 1488 * NPI_TXDMA_XFER_LEN_INVALID - 1489 */ 1490 npi_status_t 1491 npi_txdma_desc_gather_set(npi_handle_t handle, 1492 p_tx_desc_t desc_p, uint8_t gather_index, 1493 boolean_t mark, uint8_t ngathers, 1494 uint64_t dma_ioaddr, uint32_t transfer_len) 1495 { 1496 int status; 1497 1498 status = NPI_TXDMA_GATHER_INDEX(gather_index); 1499 if (status) { 1500 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1501 " npi_txdma_desc_gather_set" 1502 " Invalid Input: gather_index <0x%x>", 1503 gather_index)); 1504 return (status); 1505 } 1506 1507 if (transfer_len > TX_MAX_TRANSFER_LENGTH) { 1508 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1509 " npi_txdma_desc_gather_set" 1510 " Invalid Input: tr_len <0x%x>", 1511 transfer_len)); 1512 return (NPI_FAILURE | NPI_TXDMA_XFER_LEN_INVALID); 1513 } 1514 1515 if (gather_index == 0) { 1516 desc_p->bits.hdw.sop = 1; 1517 desc_p->bits.hdw.mark = mark; 1518 desc_p->bits.hdw.num_ptr = ngathers; 1519 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1520 "npi_txdma_gather_set: SOP len %d (%d)", 1521 desc_p->bits.hdw.tr_len, transfer_len)); 1522 } 1523 1524 desc_p->bits.hdw.tr_len = transfer_len; 1525 desc_p->bits.hdw.sad = dma_ioaddr >> 32; 1526 desc_p->bits.ldw.sad = dma_ioaddr & 0xffffffff; 1527 1528 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1529 "npi_txdma_gather_set: xfer len %d to set (%d)", 1530 desc_p->bits.hdw.tr_len, transfer_len)); 1531 1532 NXGE_MEM_PIO_WRITE64(handle, desc_p->value); 1533 1534 return (status); 1535 } 1536 1537 /* 1538 * npi_txdma_desc_sop_set(): 1539 * This function is called to set up the first gather entry. 1540 * 1541 * Parameters: 1542 * handle - NPI handle (register pointer is the 1543 * descriptor address in memory). 1544 * desc_p - pointer to a descriptor 1545 * mark - mark bit (only valid if it is the first gather). 1546 * ngathers - number of gather pointers to set to the first gather. 1547 * Return: 1548 * NPI_SUCCESS - If set is complete successfully. 1549 * 1550 * Error: 1551 */ 1552 npi_status_t 1553 npi_txdma_desc_gather_sop_set(npi_handle_t handle, 1554 p_tx_desc_t desc_p, 1555 boolean_t mark_mode, 1556 uint8_t ngathers) 1557 { 1558 int status = NPI_SUCCESS; 1559 1560 desc_p->bits.hdw.sop = 1; 1561 desc_p->bits.hdw.mark = mark_mode; 1562 desc_p->bits.hdw.num_ptr = ngathers; 1563 1564 NXGE_MEM_PIO_WRITE64(handle, desc_p->value); 1565 1566 return (status); 1567 } 1568 npi_status_t 1569 npi_txdma_desc_gather_sop_set_1(npi_handle_t handle, 1570 p_tx_desc_t desc_p, 1571 boolean_t mark_mode, 1572 uint8_t ngathers, 1573 uint32_t extra) 1574 { 1575 int status = NPI_SUCCESS; 1576 1577 desc_p->bits.hdw.sop = 1; 1578 desc_p->bits.hdw.mark = mark_mode; 1579 desc_p->bits.hdw.num_ptr = ngathers; 1580 desc_p->bits.hdw.tr_len += extra; 1581 1582 NXGE_MEM_PIO_WRITE64(handle, desc_p->value); 1583 1584 return (status); 1585 } 1586 1587 npi_status_t 1588 npi_txdma_desc_set_xfer_len(npi_handle_t handle, 1589 p_tx_desc_t desc_p, 1590 uint32_t transfer_len) 1591 { 1592 int status = NPI_SUCCESS; 1593 1594 desc_p->bits.hdw.tr_len = transfer_len; 1595 1596 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1597 "npi_set_xfer_len: len %d (%d)", 1598 desc_p->bits.hdw.tr_len, transfer_len)); 1599 1600 NXGE_MEM_PIO_WRITE64(handle, desc_p->value); 1601 1602 return (status); 1603 } 1604 1605 npi_status_t 1606 npi_txdma_desc_set_zero(npi_handle_t handle, uint16_t entries) 1607 { 1608 uint32_t offset; 1609 int i; 1610 1611 /* 1612 * Assume no wrapped around. 1613 */ 1614 offset = 0; 1615 for (i = 0; i < entries; i++) { 1616 NXGE_REG_WR64(handle, offset, 0); 1617 offset += (i * TXDMA_DESC_SIZE); 1618 } 1619 1620 return (NPI_SUCCESS); 1621 } 1622 1623 npi_status_t 1624 npi_txdma_desc_mem_get(npi_handle_t handle, uint16_t index, 1625 p_tx_desc_t desc_p) 1626 { 1627 int status = NPI_SUCCESS; 1628 1629 npi_txdma_dump_desc_one(handle, desc_p, index); 1630 1631 return (status); 1632 1633 } 1634 1635 /* 1636 * npi_txdma_desc_kick_reg_set(): 1637 * This function is called to kick the transmit to start transmission. 1638 * 1639 * Parameters: 1640 * handle - NPI handle (virtualization flag must be defined). 1641 * channel - logical TXDMA channel from 0 to 23. 1642 * (If virtualization flag is not set, then 1643 * logical channel is the same as the hardware 1644 * channel number). 1645 * tail_index - index into the transmit descriptor 1646 * wrap - toggle bit to indicate if the tail index is 1647 * wrapped around. 1648 * 1649 * Return: 1650 * NPI_SUCCESS - If set is complete successfully. 1651 * 1652 * Error: 1653 * NPI_FAILURE - 1654 * NPI_TXDMA_CHANNEL_INVALID - 1655 */ 1656 npi_status_t 1657 npi_txdma_desc_kick_reg_set(npi_handle_t handle, uint8_t channel, 1658 uint16_t tail_index, boolean_t wrap) 1659 { 1660 int status = NPI_SUCCESS; 1661 tx_ring_kick_t kick; 1662 1663 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1664 if (!TXDMA_CHANNEL_VALID(channel)) { 1665 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1666 " npi_txdma_desc_kick_reg_set" 1667 " Invalid Input: channel <0x%x>", 1668 channel)); 1669 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1670 } 1671 1672 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1673 " npi_txdma_desc_kick_reg_set: " 1674 " KICKING channel %d", 1675 channel)); 1676 1677 /* Toggle the wrap around bit */ 1678 kick.value = 0; 1679 kick.bits.ldw.wrap = wrap; 1680 kick.bits.ldw.tail = tail_index; 1681 1682 /* Kick start the Transmit kick register */ 1683 TXDMA_REG_WRITE64(handle, TX_RING_KICK_REG, channel, kick.value); 1684 1685 return (status); 1686 } 1687 1688 /* 1689 * npi_txdma_desc_kick_reg_get(): 1690 * This function is called to kick the transmit to start transmission. 1691 * 1692 * Parameters: 1693 * handle - NPI handle (virtualization flag must be defined). 1694 * channel - logical TXDMA channel from 0 to 23. 1695 * (If virtualization flag is not set, then 1696 * logical channel is the same as the hardware 1697 * channel number). 1698 * tail_index - index into the transmit descriptor 1699 * wrap - toggle bit to indicate if the tail index is 1700 * wrapped around. 1701 * 1702 * Return: 1703 * NPI_SUCCESS - If get is complete successfully. 1704 * 1705 * Error: 1706 * NPI_FAILURE - 1707 * NPI_TXDMA_CHANNEL_INVALID - 1708 */ 1709 npi_status_t 1710 npi_txdma_desc_kick_reg_get(npi_handle_t handle, uint8_t channel, 1711 p_tx_ring_kick_t kick_p) 1712 { 1713 int status = NPI_SUCCESS; 1714 1715 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1716 if (!TXDMA_CHANNEL_VALID(channel)) { 1717 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1718 " npi_txdma_desc_kick_reg_get" 1719 " Invalid Input: channel <0x%x>", 1720 channel)); 1721 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1722 } 1723 1724 TXDMA_REG_READ64(handle, TX_RING_KICK_REG, channel, &kick_p->value); 1725 1726 return (status); 1727 } 1728 1729 /* 1730 * npi_txdma_ring_head_get(): 1731 * This function is called to get the transmit ring head index. 1732 * 1733 * Parameters: 1734 * handle - NPI handle (virtualization flag must be defined). 1735 * channel - logical TXDMA channel from 0 to 23. 1736 * (If virtualization flag is not set, then 1737 * logical channel is the same as the hardware 1738 * channel number). 1739 * hdl_p - pointer to the hardware defined transmit 1740 * ring header data (head index and wrap bit). 1741 * 1742 * Return: 1743 * NPI_SUCCESS - If get is complete successfully. 1744 * 1745 * Error: 1746 * NPI_FAILURE - 1747 * NPI_TXDMA_CHANNEL_INVALID - 1748 */ 1749 npi_status_t 1750 npi_txdma_ring_head_get(npi_handle_t handle, uint8_t channel, 1751 p_tx_ring_hdl_t hdl_p) 1752 { 1753 int status = NPI_SUCCESS; 1754 1755 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1756 if (!TXDMA_CHANNEL_VALID(channel)) { 1757 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1758 " npi_txdma_ring_head_get" 1759 " Invalid Input: channel <0x%x>", 1760 channel)); 1761 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1762 } 1763 1764 TXDMA_REG_READ64(handle, TX_RING_HDL_REG, channel, &hdl_p->value); 1765 1766 return (status); 1767 } 1768 1769 /*ARGSUSED*/ 1770 npi_status_t 1771 npi_txdma_channel_mbox_get(npi_handle_t handle, uint8_t channel, 1772 p_txdma_mailbox_t mbox_p) 1773 { 1774 int status = NPI_SUCCESS; 1775 1776 return (status); 1777 1778 } 1779 1780 npi_status_t 1781 npi_txdma_channel_pre_state_get(npi_handle_t handle, uint8_t channel, 1782 p_tx_dma_pre_st_t prep) 1783 { 1784 int status = NPI_SUCCESS; 1785 1786 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1787 if (!TXDMA_CHANNEL_VALID(channel)) { 1788 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1789 " npi_txdma_channel_pre_state_get" 1790 " Invalid Input: channel <0x%x>", 1791 channel)); 1792 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1793 } 1794 1795 TXDMA_REG_READ64(handle, TX_DMA_PRE_ST_REG, channel, &prep->value); 1796 1797 return (status); 1798 } 1799 1800 npi_status_t 1801 npi_txdma_ring_error_get(npi_handle_t handle, uint8_t channel, 1802 p_txdma_ring_errlog_t ring_errlog_p) 1803 { 1804 tx_rng_err_logh_t logh; 1805 tx_rng_err_logl_t logl; 1806 int status = NPI_SUCCESS; 1807 1808 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1809 if (!TXDMA_CHANNEL_VALID(channel)) { 1810 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1811 " npi_txdma_ring_error_get" 1812 " Invalid Input: channel <0x%x>", 1813 channel)); 1814 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1815 } 1816 1817 logh.value = 0; 1818 TXDMA_REG_READ64(handle, TX_RNG_ERR_LOGH_REG, channel, &logh.value); 1819 TXDMA_REG_READ64(handle, TX_RNG_ERR_LOGL_REG, channel, &logl.value); 1820 ring_errlog_p->logh.bits.ldw.err = logh.bits.ldw.err; 1821 ring_errlog_p->logh.bits.ldw.merr = logh.bits.ldw.merr; 1822 ring_errlog_p->logh.bits.ldw.errcode = logh.bits.ldw.errcode; 1823 ring_errlog_p->logh.bits.ldw.err_addr = logh.bits.ldw.err_addr; 1824 ring_errlog_p->logl.bits.ldw.err_addr = logl.bits.ldw.err_addr; 1825 1826 return (status); 1827 } 1828 1829 npi_status_t 1830 npi_txdma_inj_par_error_clear(npi_handle_t handle) 1831 { 1832 NXGE_REG_WR64(handle, TDMC_INJ_PAR_ERR_REG, 0); 1833 1834 return (NPI_SUCCESS); 1835 } 1836 1837 npi_status_t 1838 npi_txdma_inj_par_error_set(npi_handle_t handle, uint32_t err_bits) 1839 { 1840 tdmc_inj_par_err_t inj; 1841 1842 inj.value = 0; 1843 inj.bits.ldw.inject_parity_error = (err_bits & TDMC_INJ_PAR_ERR_MASK); 1844 NXGE_REG_WR64(handle, TDMC_INJ_PAR_ERR_REG, inj.value); 1845 1846 return (NPI_SUCCESS); 1847 } 1848 1849 npi_status_t 1850 npi_txdma_inj_par_error_update(npi_handle_t handle, uint32_t err_bits) 1851 { 1852 tdmc_inj_par_err_t inj; 1853 1854 inj.value = 0; 1855 NXGE_REG_RD64(handle, TDMC_INJ_PAR_ERR_REG, &inj.value); 1856 inj.value |= (err_bits & TDMC_INJ_PAR_ERR_MASK); 1857 NXGE_REG_WR64(handle, TDMC_INJ_PAR_ERR_REG, inj.value); 1858 1859 return (NPI_SUCCESS); 1860 } 1861 1862 npi_status_t 1863 npi_txdma_inj_par_error_get(npi_handle_t handle, uint32_t *err_bits) 1864 { 1865 tdmc_inj_par_err_t inj; 1866 1867 inj.value = 0; 1868 NXGE_REG_RD64(handle, TDMC_INJ_PAR_ERR_REG, &inj.value); 1869 *err_bits = (inj.value & TDMC_INJ_PAR_ERR_MASK); 1870 1871 return (NPI_SUCCESS); 1872 } 1873 1874 npi_status_t 1875 npi_txdma_dbg_sel_set(npi_handle_t handle, uint8_t dbg_sel) 1876 { 1877 tdmc_dbg_sel_t dbg; 1878 1879 dbg.value = 0; 1880 dbg.bits.ldw.dbg_sel = (dbg_sel & TDMC_DBG_SEL_MASK); 1881 1882 NXGE_REG_WR64(handle, TDMC_DBG_SEL_REG, dbg.value); 1883 1884 return (NPI_SUCCESS); 1885 } 1886 1887 npi_status_t 1888 npi_txdma_training_vector_set(npi_handle_t handle, uint32_t training_vector) 1889 { 1890 tdmc_training_t vec; 1891 1892 vec.value = 0; 1893 vec.bits.ldw.vec = training_vector; 1894 1895 NXGE_REG_WR64(handle, TDMC_TRAINING_REG, vec.value); 1896 1897 return (NPI_SUCCESS); 1898 } 1899 1900 /* 1901 * npi_txdma_dump_desc_one(npi_handle_t handle, p_tx_desc_t desc_p, 1902 * int desc_index) 1903 * 1904 * Dumps the contents of transmit descriptors. 1905 * 1906 * Parameters: 1907 * handle - NPI handle (register pointer is the 1908 * descriptor address in memory). 1909 * desc_p - pointer to place the descriptor contents 1910 * desc_index - descriptor index 1911 * 1912 */ 1913 /*ARGSUSED*/ 1914 void 1915 npi_txdma_dump_desc_one(npi_handle_t handle, p_tx_desc_t desc_p, int desc_index) 1916 { 1917 1918 tx_desc_t desc, *desp; 1919 #ifdef NXGE_DEBUG 1920 uint64_t sad; 1921 int xfer_len; 1922 #endif 1923 1924 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1925 "\n==> npi_txdma_dump_desc_one: dump " 1926 " desc_p $%p descriptor entry %d\n", 1927 desc_p, desc_index)); 1928 desc.value = 0; 1929 desp = ((desc_p != NULL) ? desc_p : (p_tx_desc_t)&desc); 1930 desp->value = NXGE_MEM_PIO_READ64(handle); 1931 #ifdef NXGE_DEBUG 1932 sad = (desp->value & TX_PKT_DESC_SAD_MASK); 1933 xfer_len = ((desp->value & TX_PKT_DESC_TR_LEN_MASK) >> 1934 TX_PKT_DESC_TR_LEN_SHIFT); 1935 #endif 1936 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, "\n\t: value 0x%llx\n" 1937 "\t\tsad $%p\ttr_len %d len %d\tnptrs %d\tmark %d sop %d\n", 1938 desp->value, 1939 sad, 1940 desp->bits.hdw.tr_len, 1941 xfer_len, 1942 desp->bits.hdw.num_ptr, 1943 desp->bits.hdw.mark, 1944 desp->bits.hdw.sop)); 1945 1946 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1947 "\n<== npi_txdma_dump_desc_one: Done \n")); 1948 1949 } 1950 1951 /*ARGSUSED*/ 1952 void 1953 npi_txdma_dump_hdr(npi_handle_t handle, p_tx_pkt_header_t hdrp) 1954 { 1955 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1956 "\n==> npi_txdma_dump_hdr: dump\n")); 1957 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1958 "\n\t: value 0x%llx\n" 1959 "\t\tpkttype 0x%x\tip_ver %d\tllc %d\tvlan %d \tihl %d\n" 1960 "\t\tl3start %d\tl4start %d\tl4stuff %d\n" 1961 "\t\txferlen %d\tpad %d\n", 1962 hdrp->value, 1963 hdrp->bits.hdw.cksum_en_pkt_type, 1964 hdrp->bits.hdw.ip_ver, 1965 hdrp->bits.hdw.llc, 1966 hdrp->bits.hdw.vlan, 1967 hdrp->bits.hdw.ihl, 1968 hdrp->bits.hdw.l3start, 1969 hdrp->bits.hdw.l4start, 1970 hdrp->bits.hdw.l4stuff, 1971 hdrp->bits.ldw.tot_xfer_len, 1972 hdrp->bits.ldw.pad)); 1973 1974 NPI_DEBUG_MSG((handle.function, NPI_TDC_CTL, 1975 "\n<== npi_txdma_dump_hdr: Done \n")); 1976 } 1977 1978 npi_status_t 1979 npi_txdma_inj_int_error_set(npi_handle_t handle, uint8_t channel, 1980 p_tdmc_intr_dbg_t erp) 1981 { 1982 int status = NPI_SUCCESS; 1983 1984 ASSERT(TXDMA_CHANNEL_VALID(channel)); 1985 if (!TXDMA_CHANNEL_VALID(channel)) { 1986 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1987 " npi_txdma_inj_int_error_set" 1988 " Invalid Input: channel <0x%x>", 1989 channel)); 1990 return (NPI_FAILURE | NPI_TXDMA_CHANNEL_INVALID(channel)); 1991 } 1992 1993 TXDMA_REG_WRITE64(handle, TDMC_INTR_DBG_REG, channel, erp->value); 1994 1995 return (status); 1996 } 1997 1998 /* 1999 * Static functions start here. 2000 */ 2001 static npi_status_t 2002 npi_txdma_control_reset_wait(npi_handle_t handle, uint8_t channel) 2003 { 2004 2005 tx_cs_t txcs; 2006 int loop = 0; 2007 2008 do { 2009 NXGE_DELAY(TXDMA_WAIT_MSEC); 2010 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &txcs.value); 2011 if (!txcs.bits.ldw.rst) { 2012 return (NPI_SUCCESS); 2013 } 2014 loop++; 2015 } while (loop < TXDMA_WAIT_LOOP); 2016 2017 if (loop == TXDMA_WAIT_LOOP) { 2018 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2019 "npi_txdma_control_reset_wait: RST bit not " 2020 "cleared to 0 txcs.bits 0x%llx", txcs.value)); 2021 return (NPI_FAILURE | NPI_TXDMA_RESET_FAILED); 2022 } 2023 return (NPI_SUCCESS); 2024 } 2025 2026 static npi_status_t 2027 npi_txdma_control_stop_wait(npi_handle_t handle, uint8_t channel) 2028 { 2029 tx_cs_t txcs; 2030 int loop = 0; 2031 2032 do { 2033 NXGE_DELAY(TXDMA_WAIT_MSEC); 2034 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &txcs.value); 2035 if (txcs.bits.ldw.sng_state) { 2036 return (NPI_SUCCESS); 2037 } 2038 loop++; 2039 } while (loop < TXDMA_WAIT_LOOP); 2040 2041 if (loop == TXDMA_WAIT_LOOP) { 2042 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2043 "npi_txdma_control_stop_wait: SNG_STATE not " 2044 "set to 1 txcs.bits 0x%llx", txcs.value)); 2045 return (NPI_FAILURE | NPI_TXDMA_STOP_FAILED); 2046 } 2047 2048 return (NPI_SUCCESS); 2049 } 2050 2051 static npi_status_t 2052 npi_txdma_control_resume_wait(npi_handle_t handle, uint8_t channel) 2053 { 2054 tx_cs_t txcs; 2055 int loop = 0; 2056 2057 do { 2058 NXGE_DELAY(TXDMA_WAIT_MSEC); 2059 TXDMA_REG_READ64(handle, TX_CS_REG, channel, &txcs.value); 2060 if (!txcs.bits.ldw.sng_state) { 2061 return (NPI_SUCCESS); 2062 } 2063 loop++; 2064 } while (loop < TXDMA_WAIT_LOOP); 2065 2066 if (loop == TXDMA_WAIT_LOOP) { 2067 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2068 "npi_txdma_control_resume_wait: sng_state not " 2069 "set to 0 txcs.bits 0x%llx", txcs.value)); 2070 return (NPI_FAILURE | NPI_TXDMA_RESUME_FAILED); 2071 } 2072 2073 return (NPI_SUCCESS); 2074 } 2075