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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #include <npi_rxdma.h> 27 #include <npi_rx_rd64.h> 28 #include <npi_rx_wr64.h> 29 #include <nxge_common.h> 30 31 #define RXDMA_RESET_TRY_COUNT 4 32 #define RXDMA_RESET_DELAY 5 33 34 #define RXDMA_OP_DISABLE 0 35 #define RXDMA_OP_ENABLE 1 36 #define RXDMA_OP_RESET 2 37 38 #define RCR_TIMEOUT_ENABLE 1 39 #define RCR_TIMEOUT_DISABLE 2 40 #define RCR_THRESHOLD 4 41 42 /* assume weight is in byte frames unit */ 43 #define WEIGHT_FACTOR 3/2 44 45 uint64_t rdc_dmc_offset[] = { 46 RXDMA_CFIG1_REG, RXDMA_CFIG2_REG, RBR_CFIG_A_REG, RBR_CFIG_B_REG, 47 RBR_KICK_REG, RBR_STAT_REG, RBR_HDH_REG, RBR_HDL_REG, 48 RCRCFIG_A_REG, RCRCFIG_B_REG, RCRSTAT_A_REG, RCRSTAT_B_REG, 49 RCRSTAT_C_REG, RX_DMA_ENT_MSK_REG, RX_DMA_CTL_STAT_REG, RCR_FLSH_REG, 50 RXMISC_DISCARD_REG 51 }; 52 53 const char *rdc_dmc_name[] = { 54 "RXDMA_CFIG1", "RXDMA_CFIG2", "RBR_CFIG_A", "RBR_CFIG_B", 55 "RBR_KICK", "RBR_STAT", "RBR_HDH", "RBR_HDL", 56 "RCRCFIG_A", "RCRCFIG_B", "RCRSTAT_A", "RCRSTAT_B", 57 "RCRSTAT_C", "RX_DMA_ENT_MSK", "RX_DMA_CTL_STAT", "RCR_FLSH", 58 "RXMISC_DISCARD" 59 }; 60 61 uint64_t rdc_fzc_offset [] = { 62 RX_LOG_PAGE_VLD_REG, RX_LOG_PAGE_MASK1_REG, RX_LOG_PAGE_VAL1_REG, 63 RX_LOG_PAGE_MASK2_REG, RX_LOG_PAGE_VAL2_REG, RX_LOG_PAGE_RELO1_REG, 64 RX_LOG_PAGE_RELO2_REG, RX_LOG_PAGE_HDL_REG, RDC_RED_PARA_REG, 65 RED_DIS_CNT_REG 66 }; 67 68 69 const char *rdc_fzc_name [] = { 70 "RX_LOG_PAGE_VLD", "RX_LOG_PAGE_MASK1", "RX_LOG_PAGE_VAL1", 71 "RX_LOG_PAGE_MASK2", "RX_LOG_PAGE_VAL2", "RX_LOG_PAGE_RELO1", 72 "RX_LOG_PAGE_RELO2", "RX_LOG_PAGE_HDL", "RDC_RED_PARA", "RED_DIS_CNT" 73 }; 74 75 76 /* 77 * Dump the MEM_ADD register first so all the data registers 78 * will have valid data buffer pointers. 79 */ 80 uint64_t rx_fzc_offset[] = { 81 RX_DMA_CK_DIV_REG, DEF_PT0_RDC_REG, DEF_PT1_RDC_REG, DEF_PT2_RDC_REG, 82 DEF_PT3_RDC_REG, RX_ADDR_MD_REG, PT_DRR_WT0_REG, PT_DRR_WT1_REG, 83 PT_DRR_WT2_REG, PT_DRR_WT3_REG, PT_USE0_REG, PT_USE1_REG, 84 PT_USE2_REG, PT_USE3_REG, RED_RAN_INIT_REG, RX_ADDR_MD_REG, 85 RDMC_PRE_PAR_ERR_REG, RDMC_SHA_PAR_ERR_REG, 86 RDMC_MEM_DATA4_REG, RDMC_MEM_DATA3_REG, RDMC_MEM_DATA2_REG, 87 RDMC_MEM_DATA1_REG, RDMC_MEM_DATA0_REG, 88 RDMC_MEM_ADDR_REG, 89 RX_CTL_DAT_FIFO_STAT_REG, RX_CTL_DAT_FIFO_MASK_REG, 90 RX_CTL_DAT_FIFO_STAT_DBG_REG, 91 RDMC_TRAINING_VECTOR_REG, 92 }; 93 94 95 const char *rx_fzc_name[] = { 96 "RX_DMA_CK_DIV", "DEF_PT0_RDC", "DEF_PT1_RDC", "DEF_PT2_RDC", 97 "DEF_PT3_RDC", "RX_ADDR_MD", "PT_DRR_WT0", "PT_DRR_WT1", 98 "PT_DRR_WT2", "PT_DRR_WT3", "PT_USE0", "PT_USE1", 99 "PT_USE2", "PT_USE3", "RED_RAN_INIT", "RX_ADDR_MD", 100 "RDMC_PRE_PAR_ERR", "RDMC_SHA_PAR_ERR", 101 "RDMC_MEM_DATA4", "RDMC_MEM_DATA3", "RDMC_MEM_DATA2", 102 "RDMC_MEM_DATA1", "RDMC_MEM_DATA0", 103 "RDMC_MEM_ADDR", 104 "RX_CTL_DAT_FIFO_STAT", "RX_CTL_DAT_FIFO_MASK", 105 "RDMC_TRAINING_VECTOR_REG", 106 "RX_CTL_DAT_FIFO_STAT_DBG_REG" 107 }; 108 109 110 npi_status_t 111 npi_rxdma_cfg_rdc_ctl(npi_handle_t handle, uint8_t rdc, uint8_t op); 112 npi_status_t 113 npi_rxdma_cfg_rdc_rcr_ctl(npi_handle_t handle, uint8_t rdc, uint8_t op, 114 uint16_t param); 115 116 117 /* 118 * npi_rxdma_dump_rdc_regs 119 * Dumps the contents of rdc csrs and fzc registers 120 * 121 * Input: 122 * handle: opaque handle interpreted by the underlying OS 123 * rdc: RX DMA number 124 * 125 * return: 126 * NPI_SUCCESS 127 * NPI_RXDMA_RDC_INVALID 128 * 129 */ 130 npi_status_t 131 npi_rxdma_dump_rdc_regs(npi_handle_t handle, uint8_t rdc) 132 { 133 134 uint64_t value, offset; 135 int num_regs, i; 136 #ifdef NPI_DEBUG 137 extern uint64_t npi_debug_level; 138 uint64_t old_npi_debug_level = npi_debug_level; 139 #endif 140 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 141 if (!RXDMA_CHANNEL_VALID(rdc)) { 142 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 143 "npi_rxdma_dump_rdc_regs" 144 " Illegal RDC number %d \n", 145 rdc)); 146 return (NPI_RXDMA_RDC_INVALID); 147 } 148 #ifdef NPI_DEBUG 149 npi_debug_level |= DUMP_ALWAYS; 150 #endif 151 num_regs = sizeof (rdc_dmc_offset) / sizeof (uint64_t); 152 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 153 "\nDMC Register Dump for Channel %d\n", 154 rdc)); 155 for (i = 0; i < num_regs; i++) { 156 RXDMA_REG_READ64(handle, rdc_dmc_offset[i], rdc, &value); 157 offset = NXGE_RXDMA_OFFSET(rdc_dmc_offset[i], handle.is_vraddr, 158 rdc); 159 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 160 "%08llx %s\t %08llx \n", 161 offset, rdc_dmc_name[i], value)); 162 } 163 164 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 165 "\n Register Dump for Channel %d done\n", 166 rdc)); 167 #ifdef NPI_DEBUG 168 npi_debug_level = old_npi_debug_level; 169 #endif 170 return (NPI_SUCCESS); 171 } 172 173 /* 174 * npi_rxdma_dump_fzc_regs 175 * Dumps the contents of rdc csrs and fzc registers 176 * 177 * Input: 178 * handle: opaque handle interpreted by the underlying OS 179 * 180 * return: 181 * NPI_SUCCESS 182 */ 183 npi_status_t 184 npi_rxdma_dump_fzc_regs(npi_handle_t handle) 185 { 186 187 uint64_t value; 188 int num_regs, i; 189 190 191 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 192 "\nFZC_DMC Common Register Dump\n")); 193 num_regs = sizeof (rx_fzc_offset) / sizeof (uint64_t); 194 195 for (i = 0; i < num_regs; i++) { 196 NXGE_REG_RD64(handle, rx_fzc_offset[i], &value); 197 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 198 "0x%08llx %s\t 0x%08llx \n", 199 rx_fzc_offset[i], 200 rx_fzc_name[i], value)); 201 } 202 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 203 "\n FZC_DMC Register Dump Done \n")); 204 205 return (NPI_SUCCESS); 206 } 207 208 209 210 /* 211 * per rdc config functions 212 */ 213 npi_status_t 214 npi_rxdma_cfg_logical_page_disable(npi_handle_t handle, uint8_t rdc, 215 uint8_t page_num) 216 { 217 log_page_vld_t page_vld; 218 uint64_t valid_offset; 219 220 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 221 if (!RXDMA_CHANNEL_VALID(rdc)) { 222 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 223 "rxdma_cfg_logical_page_disable" 224 " Illegal RDC number %d \n", 225 rdc)); 226 return (NPI_RXDMA_RDC_INVALID); 227 } 228 229 ASSERT(RXDMA_PAGE_VALID(page_num)); 230 if (!RXDMA_PAGE_VALID(page_num)) { 231 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 232 "rxdma_cfg_logical_page_disable" 233 " Illegal page number %d \n", 234 page_num)); 235 return (NPI_RXDMA_PAGE_INVALID); 236 } 237 238 valid_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_VLD_REG, rdc); 239 NXGE_REG_RD64(handle, valid_offset, &page_vld.value); 240 241 if (page_num == 0) 242 page_vld.bits.ldw.page0 = 0; 243 244 if (page_num == 1) 245 page_vld.bits.ldw.page1 = 0; 246 247 NXGE_REG_WR64(handle, valid_offset, page_vld.value); 248 return (NPI_SUCCESS); 249 250 } 251 252 npi_status_t 253 npi_rxdma_cfg_logical_page(npi_handle_t handle, uint8_t rdc, 254 dma_log_page_t *pg_cfg) 255 { 256 log_page_vld_t page_vld; 257 log_page_mask_t page_mask; 258 log_page_value_t page_value; 259 log_page_relo_t page_reloc; 260 uint64_t value_offset, reloc_offset, mask_offset; 261 uint64_t valid_offset; 262 263 value_offset = 0; 264 reloc_offset = 0; 265 mask_offset = 0; 266 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 267 if (!RXDMA_CHANNEL_VALID(rdc)) { 268 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 269 " rxdma_cfg_logical_page" 270 " Illegal RDC number %d \n", 271 rdc)); 272 return (NPI_RXDMA_RDC_INVALID); 273 } 274 275 ASSERT(RXDMA_PAGE_VALID(pg_cfg->page_num)); 276 if (!RXDMA_PAGE_VALID(pg_cfg->page_num)) { 277 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 278 " rxdma_cfg_logical_page" 279 " Illegal page number %d \n", 280 pg_cfg->page_num)); 281 return (NPI_RXDMA_PAGE_INVALID); 282 } 283 284 valid_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_VLD_REG, rdc); 285 NXGE_REG_RD64(handle, valid_offset, &page_vld.value); 286 287 if (!pg_cfg->valid) { 288 if (pg_cfg->page_num == 0) 289 page_vld.bits.ldw.page0 = 0; 290 291 if (pg_cfg->page_num == 1) 292 page_vld.bits.ldw.page1 = 0; 293 NXGE_REG_WR64(handle, valid_offset, page_vld.value); 294 return (NPI_SUCCESS); 295 } 296 297 if (pg_cfg->page_num == 0) { 298 mask_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_MASK1_REG, rdc); 299 value_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_VAL1_REG, rdc); 300 reloc_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_RELO1_REG, rdc); 301 page_vld.bits.ldw.page0 = 1; 302 } 303 304 if (pg_cfg->page_num == 1) { 305 mask_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_MASK2_REG, rdc); 306 value_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_VAL2_REG, rdc); 307 reloc_offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_RELO2_REG, rdc); 308 page_vld.bits.ldw.page1 = 1; 309 } 310 311 312 page_vld.bits.ldw.func = pg_cfg->func_num; 313 314 page_mask.value = 0; 315 page_value.value = 0; 316 page_reloc.value = 0; 317 318 319 page_mask.bits.ldw.mask = pg_cfg->mask >> LOG_PAGE_ADDR_SHIFT; 320 page_value.bits.ldw.value = pg_cfg->value >> LOG_PAGE_ADDR_SHIFT; 321 page_reloc.bits.ldw.relo = pg_cfg->reloc >> LOG_PAGE_ADDR_SHIFT; 322 323 324 NXGE_REG_WR64(handle, mask_offset, page_mask.value); 325 NXGE_REG_WR64(handle, value_offset, page_value.value); 326 NXGE_REG_WR64(handle, reloc_offset, page_reloc.value); 327 328 329 /* enable the logical page */ 330 NXGE_REG_WR64(handle, valid_offset, page_vld.value); 331 return (NPI_SUCCESS); 332 } 333 334 npi_status_t 335 npi_rxdma_cfg_logical_page_handle(npi_handle_t handle, uint8_t rdc, 336 uint64_t page_handle) 337 { 338 uint64_t offset; 339 log_page_hdl_t page_hdl; 340 341 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 342 if (!RXDMA_CHANNEL_VALID(rdc)) { 343 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 344 "rxdma_cfg_logical_page_handle" 345 " Illegal RDC number %d \n", rdc)); 346 return (NPI_RXDMA_RDC_INVALID); 347 } 348 349 page_hdl.value = 0; 350 351 page_hdl.bits.ldw.handle = (uint32_t)page_handle; 352 offset = REG_FZC_RDC_OFFSET(RX_LOG_PAGE_HDL_REG, rdc); 353 NXGE_REG_WR64(handle, offset, page_hdl.value); 354 355 return (NPI_SUCCESS); 356 } 357 358 /* 359 * RX DMA functions 360 */ 361 npi_status_t 362 npi_rxdma_cfg_rdc_ctl(npi_handle_t handle, uint8_t rdc, uint8_t op) 363 { 364 365 rxdma_cfig1_t cfg; 366 uint32_t count = RXDMA_RESET_TRY_COUNT; 367 uint32_t delay_time = RXDMA_RESET_DELAY; 368 uint32_t error = NPI_RXDMA_ERROR_ENCODE(NPI_RXDMA_RESET_ERR, rdc); 369 370 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 371 if (!RXDMA_CHANNEL_VALID(rdc)) { 372 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 373 "npi_rxdma_cfg_rdc_ctl" 374 " Illegal RDC number %d \n", rdc)); 375 return (NPI_RXDMA_RDC_INVALID); 376 } 377 378 379 switch (op) { 380 case RXDMA_OP_ENABLE: 381 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 382 &cfg.value); 383 cfg.bits.ldw.en = 1; 384 RXDMA_REG_WRITE64(handle, RXDMA_CFIG1_REG, 385 rdc, cfg.value); 386 387 NXGE_DELAY(delay_time); 388 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 389 &cfg.value); 390 while ((count--) && (cfg.bits.ldw.qst == 0)) { 391 NXGE_DELAY(delay_time); 392 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 393 &cfg.value); 394 } 395 396 if (cfg.bits.ldw.qst == 0) { 397 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 398 " npi_rxdma_cfg_rdc_ctl" 399 " RXDMA_OP_ENABLE Failed for RDC %d \n", 400 rdc)); 401 return (error); 402 } 403 404 break; 405 case RXDMA_OP_DISABLE: 406 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 407 &cfg.value); 408 cfg.bits.ldw.en = 0; 409 RXDMA_REG_WRITE64(handle, RXDMA_CFIG1_REG, 410 rdc, cfg.value); 411 412 NXGE_DELAY(delay_time); 413 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 414 &cfg.value); 415 while ((count--) && (cfg.bits.ldw.qst == 0)) { 416 NXGE_DELAY(delay_time); 417 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 418 &cfg.value); 419 } 420 if (cfg.bits.ldw.qst == 0) { 421 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 422 " npi_rxdma_cfg_rdc_ctl" 423 " RXDMA_OP_DISABLE Failed for RDC %d \n", 424 rdc)); 425 return (error); 426 } 427 428 break; 429 case RXDMA_OP_RESET: 430 cfg.value = 0; 431 cfg.bits.ldw.rst = 1; 432 RXDMA_REG_WRITE64(handle, 433 RXDMA_CFIG1_REG, 434 rdc, cfg.value); 435 NXGE_DELAY(delay_time); 436 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 437 &cfg.value); 438 while ((count--) && (cfg.bits.ldw.rst)) { 439 NXGE_DELAY(delay_time); 440 RXDMA_REG_READ64(handle, RXDMA_CFIG1_REG, rdc, 441 &cfg.value); 442 } 443 if (count == 0) { 444 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 445 " npi_rxdma_cfg_rdc_ctl" 446 " Reset Failed for RDC %d \n", 447 rdc)); 448 return (error); 449 } 450 break; 451 default: 452 return (NPI_RXDMA_SW_PARAM_ERROR); 453 } 454 455 return (NPI_SUCCESS); 456 } 457 458 npi_status_t 459 npi_rxdma_cfg_rdc_enable(npi_handle_t handle, uint8_t rdc) 460 { 461 return (npi_rxdma_cfg_rdc_ctl(handle, rdc, RXDMA_OP_ENABLE)); 462 } 463 464 npi_status_t 465 npi_rxdma_cfg_rdc_disable(npi_handle_t handle, uint8_t rdc) 466 { 467 return (npi_rxdma_cfg_rdc_ctl(handle, rdc, RXDMA_OP_DISABLE)); 468 } 469 470 npi_status_t 471 npi_rxdma_cfg_rdc_reset(npi_handle_t handle, uint8_t rdc) 472 { 473 return (npi_rxdma_cfg_rdc_ctl(handle, rdc, RXDMA_OP_RESET)); 474 } 475 476 /* 477 * npi_rxdma_cfg_default_port_rdc() 478 * Set the default rdc for the port 479 * 480 * Inputs: 481 * handle: register handle interpreted by the underlying OS 482 * portnm: Physical Port Number 483 * rdc: RX DMA Channel number 484 * 485 * Return: 486 * NPI_SUCCESS 487 * NPI_RXDMA_RDC_INVALID 488 * NPI_RXDMA_PORT_INVALID 489 * 490 */ 491 npi_status_t npi_rxdma_cfg_default_port_rdc(npi_handle_t handle, 492 uint8_t portnm, uint8_t rdc) 493 { 494 495 uint64_t offset; 496 def_pt_rdc_t cfg; 497 498 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 499 if (!RXDMA_CHANNEL_VALID(rdc)) { 500 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 501 "rxdma_cfg_default_port_rdc" 502 " Illegal RDC number %d \n", 503 rdc)); 504 return (NPI_RXDMA_RDC_INVALID); 505 } 506 507 ASSERT(RXDMA_PORT_VALID(portnm)); 508 if (!RXDMA_PORT_VALID(portnm)) { 509 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 510 "rxdma_cfg_default_port_rdc" 511 " Illegal Port number %d \n", 512 portnm)); 513 return (NPI_RXDMA_PORT_INVALID); 514 } 515 516 offset = DEF_PT_RDC_REG(portnm); 517 cfg.value = 0; 518 cfg.bits.ldw.rdc = rdc; 519 NXGE_REG_WR64(handle, offset, cfg.value); 520 return (NPI_SUCCESS); 521 } 522 523 npi_status_t 524 npi_rxdma_cfg_rdc_rcr_ctl(npi_handle_t handle, uint8_t rdc, 525 uint8_t op, uint16_t param) 526 { 527 rcrcfig_b_t rcr_cfgb; 528 529 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 530 if (!RXDMA_CHANNEL_VALID(rdc)) { 531 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 532 "rxdma_cfg_rdc_rcr_ctl" 533 " Illegal RDC number %d \n", 534 rdc)); 535 return (NPI_RXDMA_RDC_INVALID); 536 } 537 538 539 RXDMA_REG_READ64(handle, RCRCFIG_B_REG, rdc, &rcr_cfgb.value); 540 541 switch (op) { 542 case RCR_TIMEOUT_ENABLE: 543 rcr_cfgb.bits.ldw.timeout = (uint8_t)param; 544 rcr_cfgb.bits.ldw.entout = 1; 545 break; 546 547 case RCR_THRESHOLD: 548 rcr_cfgb.bits.ldw.pthres = param; 549 break; 550 551 case RCR_TIMEOUT_DISABLE: 552 rcr_cfgb.bits.ldw.entout = 0; 553 break; 554 555 default: 556 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 557 "rxdma_cfg_rdc_rcr_ctl" 558 " Illegal opcode %x \n", 559 op)); 560 return (NPI_RXDMA_OPCODE_INVALID(rdc)); 561 } 562 563 RXDMA_REG_WRITE64(handle, RCRCFIG_B_REG, rdc, rcr_cfgb.value); 564 return (NPI_SUCCESS); 565 } 566 567 npi_status_t 568 npi_rxdma_cfg_rdc_rcr_timeout_disable(npi_handle_t handle, uint8_t rdc) 569 { 570 return (npi_rxdma_cfg_rdc_rcr_ctl(handle, rdc, 571 RCR_TIMEOUT_DISABLE, 0)); 572 } 573 574 npi_status_t 575 npi_rxdma_cfg_rdc_rcr_threshold(npi_handle_t handle, uint8_t rdc, 576 uint16_t rcr_threshold) 577 { 578 return (npi_rxdma_cfg_rdc_rcr_ctl(handle, rdc, 579 RCR_THRESHOLD, rcr_threshold)); 580 581 } 582 583 npi_status_t 584 npi_rxdma_cfg_rdc_rcr_timeout(npi_handle_t handle, uint8_t rdc, 585 uint8_t rcr_timeout) 586 { 587 return (npi_rxdma_cfg_rdc_rcr_ctl(handle, rdc, 588 RCR_TIMEOUT_ENABLE, rcr_timeout)); 589 590 } 591 592 /* 593 * npi_rxdma_cfg_rdc_ring() 594 * Configure The RDC channel Rcv Buffer Ring 595 */ 596 npi_status_t 597 npi_rxdma_cfg_rdc_ring(npi_handle_t handle, uint8_t rdc, 598 rdc_desc_cfg_t *rdc_desc_cfg, boolean_t new_off) 599 { 600 rbr_cfig_a_t cfga; 601 rbr_cfig_b_t cfgb; 602 rxdma_cfig1_t cfg1; 603 rxdma_cfig2_t cfg2; 604 rcrcfig_a_t rcr_cfga; 605 rcrcfig_b_t rcr_cfgb; 606 607 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 608 if (!RXDMA_CHANNEL_VALID(rdc)) { 609 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 610 "rxdma_cfg_rdc_ring" 611 " Illegal RDC number %d \n", 612 rdc)); 613 return (NPI_RXDMA_RDC_INVALID); 614 } 615 616 617 cfga.value = 0; 618 cfgb.value = 0; 619 cfg1.value = 0; 620 cfg2.value = 0; 621 622 if (rdc_desc_cfg->mbox_enable == 1) { 623 cfg1.bits.ldw.mbaddr_h = 624 (rdc_desc_cfg->mbox_addr >> 32) & 0xfff; 625 cfg2.bits.ldw.mbaddr = 626 ((rdc_desc_cfg->mbox_addr & 627 RXDMA_CFIG2_MBADDR_L_MASK) >> 628 RXDMA_CFIG2_MBADDR_L_SHIFT); 629 630 631 /* 632 * Only after all the configurations are set, then 633 * enable the RDC or else configuration fatal error 634 * will be returned (especially if the Hypervisor 635 * set up the logical pages with non-zero values. 636 * This NPI function only sets up the configuration. 637 */ 638 } 639 640 641 if (rdc_desc_cfg->full_hdr == 1) 642 cfg2.bits.ldw.full_hdr = 1; 643 644 if (new_off) { 645 if (RXDMA_RF_BUFF_OFFSET_VALID(rdc_desc_cfg->offset)) { 646 switch (rdc_desc_cfg->offset) { 647 case SW_OFFSET_NO_OFFSET: 648 case SW_OFFSET_64: 649 case SW_OFFSET_128: 650 case SW_OFFSET_192: 651 cfg2.bits.ldw.offset = rdc_desc_cfg->offset; 652 cfg2.bits.ldw.offset256 = 0; 653 break; 654 case SW_OFFSET_256: 655 case SW_OFFSET_320: 656 case SW_OFFSET_384: 657 case SW_OFFSET_448: 658 cfg2.bits.ldw.offset = 659 rdc_desc_cfg->offset & 0x3; 660 cfg2.bits.ldw.offset256 = 1; 661 break; 662 default: 663 cfg2.bits.ldw.offset = SW_OFFSET_NO_OFFSET; 664 cfg2.bits.ldw.offset256 = 0; 665 } 666 } else { 667 cfg2.bits.ldw.offset = SW_OFFSET_NO_OFFSET; 668 cfg2.bits.ldw.offset256 = 0; 669 } 670 } else { 671 if (RXDMA_BUFF_OFFSET_VALID(rdc_desc_cfg->offset)) { 672 cfg2.bits.ldw.offset = rdc_desc_cfg->offset; 673 } else { 674 cfg2.bits.ldw.offset = SW_OFFSET_NO_OFFSET; 675 } 676 } 677 678 /* rbr config */ 679 680 cfga.value = (rdc_desc_cfg->rbr_addr & (RBR_CFIG_A_STDADDR_MASK | 681 RBR_CFIG_A_STDADDR_BASE_MASK)); 682 683 if ((rdc_desc_cfg->rbr_len < RBR_DEFAULT_MIN_LEN) || 684 (rdc_desc_cfg->rbr_len > RBR_DEFAULT_MAX_LEN)) { 685 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 686 "npi_rxdma_cfg_rdc_ring" 687 " Illegal RBR Queue Length %d \n", 688 rdc_desc_cfg->rbr_len)); 689 return (NPI_RXDMA_ERROR_ENCODE(NPI_RXDMA_RBRSIZE_INVALID, rdc)); 690 } 691 692 693 cfga.bits.hdw.len = rdc_desc_cfg->rbr_len; 694 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 695 "npi_rxdma_cfg_rdc_ring" 696 " CFGA 0x%llx hdw.len %d (RBR LEN %d)\n", 697 cfga.value, cfga.bits.hdw.len, 698 rdc_desc_cfg->rbr_len)); 699 700 if (rdc_desc_cfg->page_size == SIZE_4KB) 701 cfgb.bits.ldw.bksize = RBR_BKSIZE_4K; 702 else if (rdc_desc_cfg->page_size == SIZE_8KB) 703 cfgb.bits.ldw.bksize = RBR_BKSIZE_8K; 704 else if (rdc_desc_cfg->page_size == SIZE_16KB) 705 cfgb.bits.ldw.bksize = RBR_BKSIZE_16K; 706 else if (rdc_desc_cfg->page_size == SIZE_32KB) 707 cfgb.bits.ldw.bksize = RBR_BKSIZE_32K; 708 else { 709 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 710 "rxdma_cfg_rdc_ring" 711 " blksize: Illegal buffer size %d \n", 712 rdc_desc_cfg->page_size)); 713 return (NPI_RXDMA_BUFSIZE_INVALID); 714 } 715 716 if (rdc_desc_cfg->valid0) { 717 718 if (rdc_desc_cfg->size0 == SIZE_256B) 719 cfgb.bits.ldw.bufsz0 = RBR_BUFSZ0_256B; 720 else if (rdc_desc_cfg->size0 == SIZE_512B) 721 cfgb.bits.ldw.bufsz0 = RBR_BUFSZ0_512B; 722 else if (rdc_desc_cfg->size0 == SIZE_1KB) 723 cfgb.bits.ldw.bufsz0 = RBR_BUFSZ0_1K; 724 else if (rdc_desc_cfg->size0 == SIZE_2KB) 725 cfgb.bits.ldw.bufsz0 = RBR_BUFSZ0_2K; 726 else { 727 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 728 " rxdma_cfg_rdc_ring" 729 " blksize0: Illegal buffer size %x \n", 730 rdc_desc_cfg->size0)); 731 return (NPI_RXDMA_BUFSIZE_INVALID); 732 } 733 cfgb.bits.ldw.vld0 = 1; 734 } else { 735 cfgb.bits.ldw.vld0 = 0; 736 } 737 738 739 if (rdc_desc_cfg->valid1) { 740 if (rdc_desc_cfg->size1 == SIZE_1KB) 741 cfgb.bits.ldw.bufsz1 = RBR_BUFSZ1_1K; 742 else if (rdc_desc_cfg->size1 == SIZE_2KB) 743 cfgb.bits.ldw.bufsz1 = RBR_BUFSZ1_2K; 744 else if (rdc_desc_cfg->size1 == SIZE_4KB) 745 cfgb.bits.ldw.bufsz1 = RBR_BUFSZ1_4K; 746 else if (rdc_desc_cfg->size1 == SIZE_8KB) 747 cfgb.bits.ldw.bufsz1 = RBR_BUFSZ1_8K; 748 else { 749 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 750 " rxdma_cfg_rdc_ring" 751 " blksize1: Illegal buffer size %x \n", 752 rdc_desc_cfg->size1)); 753 return (NPI_RXDMA_BUFSIZE_INVALID); 754 } 755 cfgb.bits.ldw.vld1 = 1; 756 } else { 757 cfgb.bits.ldw.vld1 = 0; 758 } 759 760 761 if (rdc_desc_cfg->valid2) { 762 if (rdc_desc_cfg->size2 == SIZE_2KB) 763 cfgb.bits.ldw.bufsz2 = RBR_BUFSZ2_2K; 764 else if (rdc_desc_cfg->size2 == SIZE_4KB) 765 cfgb.bits.ldw.bufsz2 = RBR_BUFSZ2_4K; 766 else if (rdc_desc_cfg->size2 == SIZE_8KB) 767 cfgb.bits.ldw.bufsz2 = RBR_BUFSZ2_8K; 768 else if (rdc_desc_cfg->size2 == SIZE_16KB) 769 cfgb.bits.ldw.bufsz2 = RBR_BUFSZ2_16K; 770 else { 771 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 772 " rxdma_cfg_rdc_ring" 773 " blksize2: Illegal buffer size %x \n", 774 rdc_desc_cfg->size2)); 775 return (NPI_RXDMA_BUFSIZE_INVALID); 776 } 777 cfgb.bits.ldw.vld2 = 1; 778 } else { 779 cfgb.bits.ldw.vld2 = 0; 780 } 781 782 783 rcr_cfga.value = (rdc_desc_cfg->rcr_addr & 784 (RCRCFIG_A_STADDR_MASK | 785 RCRCFIG_A_STADDR_BASE_MASK)); 786 787 788 if ((rdc_desc_cfg->rcr_len < RCR_DEFAULT_MIN_LEN) || 789 (rdc_desc_cfg->rcr_len > NXGE_RCR_MAX)) { 790 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 791 " rxdma_cfg_rdc_ring" 792 " Illegal RCR Queue Length %d \n", 793 rdc_desc_cfg->rcr_len)); 794 return (NPI_RXDMA_ERROR_ENCODE(NPI_RXDMA_RCRSIZE_INVALID, rdc)); 795 } 796 797 rcr_cfga.bits.hdw.len = rdc_desc_cfg->rcr_len; 798 799 800 rcr_cfgb.value = 0; 801 if (rdc_desc_cfg->rcr_timeout_enable == 1) { 802 /* check if the rcr timeout value is valid */ 803 804 if (RXDMA_RCR_TO_VALID(rdc_desc_cfg->rcr_timeout)) { 805 rcr_cfgb.bits.ldw.timeout = rdc_desc_cfg->rcr_timeout; 806 rcr_cfgb.bits.ldw.entout = 1; 807 } else { 808 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 809 " rxdma_cfg_rdc_ring" 810 " Illegal RCR Timeout value %d \n", 811 rdc_desc_cfg->rcr_timeout)); 812 rcr_cfgb.bits.ldw.entout = 0; 813 } 814 } else { 815 rcr_cfgb.bits.ldw.entout = 0; 816 } 817 818 /* check if the rcr threshold value is valid */ 819 if (RXDMA_RCR_THRESH_VALID(rdc_desc_cfg->rcr_threshold)) { 820 rcr_cfgb.bits.ldw.pthres = rdc_desc_cfg->rcr_threshold; 821 } else { 822 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 823 " rxdma_cfg_rdc_ring" 824 " Illegal RCR Threshold value %d \n", 825 rdc_desc_cfg->rcr_threshold)); 826 rcr_cfgb.bits.ldw.pthres = 1; 827 } 828 829 /* now do the actual HW configuration */ 830 RXDMA_REG_WRITE64(handle, RXDMA_CFIG1_REG, rdc, cfg1.value); 831 RXDMA_REG_WRITE64(handle, RXDMA_CFIG2_REG, rdc, cfg2.value); 832 833 834 RXDMA_REG_WRITE64(handle, RBR_CFIG_A_REG, rdc, cfga.value); 835 RXDMA_REG_WRITE64(handle, RBR_CFIG_B_REG, rdc, cfgb.value); 836 837 RXDMA_REG_WRITE64(handle, RCRCFIG_A_REG, rdc, rcr_cfga.value); 838 RXDMA_REG_WRITE64(handle, RCRCFIG_B_REG, rdc, rcr_cfgb.value); 839 840 return (NPI_SUCCESS); 841 842 } 843 844 /* 845 * npi_rxdma_red_discard_stat_get 846 * Gets the current discrad count due RED 847 * The counter overflow bit is cleared, if it has been set. 848 * 849 * Inputs: 850 * handle: opaque handle interpreted by the underlying OS 851 * rdc: RX DMA Channel number 852 * cnt: Ptr to structure to write current RDC discard stat 853 * 854 * Return: 855 * NPI_SUCCESS 856 * NPI_RXDMA_RDC_INVALID 857 * 858 */ 859 npi_status_t 860 npi_rxdma_red_discard_stat_get(npi_handle_t handle, uint8_t rdc, 861 rx_disc_cnt_t *cnt) 862 { 863 uint64_t offset; 864 865 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 866 if (!RXDMA_CHANNEL_VALID(rdc)) { 867 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 868 " npi_rxdma_red_discard_stat_get" 869 " Illegal RDC Number %d \n", 870 rdc)); 871 return (NPI_RXDMA_RDC_INVALID); 872 } 873 874 offset = RDC_RED_RDC_DISC_REG(rdc); 875 NXGE_REG_RD64(handle, offset, &cnt->value); 876 if (cnt->bits.ldw.oflow) { 877 NPI_DEBUG_MSG((handle.function, NPI_ERR_CTL, 878 " npi_rxdma_red_discard_stat_get" 879 " Counter overflow for channel %d ", 880 " ..... clearing \n", 881 rdc)); 882 cnt->bits.ldw.oflow = 0; 883 NXGE_REG_WR64(handle, offset, cnt->value); 884 cnt->bits.ldw.oflow = 1; 885 } 886 887 return (NPI_SUCCESS); 888 } 889 890 /* 891 * npi_rxdma_red_discard_oflow_clear 892 * Clear RED discard counter overflow bit 893 * 894 * Inputs: 895 * handle: opaque handle interpreted by the underlying OS 896 * rdc: RX DMA Channel number 897 * 898 * Return: 899 * NPI_SUCCESS 900 * NPI_RXDMA_RDC_INVALID 901 * 902 */ 903 npi_status_t 904 npi_rxdma_red_discard_oflow_clear(npi_handle_t handle, uint8_t rdc) 905 906 { 907 uint64_t offset; 908 rx_disc_cnt_t cnt; 909 910 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 911 if (!RXDMA_CHANNEL_VALID(rdc)) { 912 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 913 " npi_rxdma_red_discard_oflow_clear" 914 " Illegal RDC Number %d \n", 915 rdc)); 916 return (NPI_RXDMA_RDC_INVALID); 917 } 918 919 offset = RDC_RED_RDC_DISC_REG(rdc); 920 NXGE_REG_RD64(handle, offset, &cnt.value); 921 if (cnt.bits.ldw.oflow) { 922 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 923 " npi_rxdma_red_discard_oflow_clear" 924 " Counter overflow for channel %d ", 925 " ..... clearing \n", 926 rdc)); 927 cnt.bits.ldw.oflow = 0; 928 NXGE_REG_WR64(handle, offset, cnt.value); 929 } 930 return (NPI_SUCCESS); 931 } 932 933 /* 934 * npi_rxdma_misc_discard_stat_get 935 * Gets the current discrad count for the rdc due to 936 * buffer pool empty 937 * The counter overflow bit is cleared, if it has been set. 938 * 939 * Inputs: 940 * handle: opaque handle interpreted by the underlying OS 941 * rdc: RX DMA Channel number 942 * cnt: Ptr to structure to write current RDC discard stat 943 * 944 * Return: 945 * NPI_SUCCESS 946 * NPI_RXDMA_RDC_INVALID 947 * 948 */ 949 npi_status_t 950 npi_rxdma_misc_discard_stat_get(npi_handle_t handle, uint8_t rdc, 951 rx_disc_cnt_t *cnt) 952 { 953 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 954 if (!RXDMA_CHANNEL_VALID(rdc)) { 955 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 956 " npi_rxdma_misc_discard_stat_get" 957 " Illegal RDC Number %d \n", 958 rdc)); 959 return (NPI_RXDMA_RDC_INVALID); 960 } 961 962 RXDMA_REG_READ64(handle, RXMISC_DISCARD_REG, rdc, &cnt->value); 963 if (cnt->bits.ldw.oflow) { 964 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 965 " npi_rxdma_misc_discard_stat_get" 966 " Counter overflow for channel %d ", 967 " ..... clearing \n", 968 rdc)); 969 cnt->bits.ldw.oflow = 0; 970 RXDMA_REG_WRITE64(handle, RXMISC_DISCARD_REG, rdc, cnt->value); 971 cnt->bits.ldw.oflow = 1; 972 } 973 974 return (NPI_SUCCESS); 975 } 976 977 /* 978 * npi_rxdma_red_discard_oflow_clear 979 * Clear RED discard counter overflow bit 980 * clear the overflow bit for buffer pool empty discrad counter 981 * for the rdc 982 * 983 * Inputs: 984 * handle: opaque handle interpreted by the underlying OS 985 * rdc: RX DMA Channel number 986 * 987 * Return: 988 * NPI_SUCCESS 989 * NPI_RXDMA_RDC_INVALID 990 * 991 */ 992 npi_status_t 993 npi_rxdma_misc_discard_oflow_clear(npi_handle_t handle, uint8_t rdc) 994 { 995 rx_disc_cnt_t cnt; 996 997 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 998 if (!RXDMA_CHANNEL_VALID(rdc)) { 999 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1000 " npi_rxdma_misc_discard_oflow_clear" 1001 " Illegal RDC Number %d \n", 1002 rdc)); 1003 return (NPI_RXDMA_RDC_INVALID); 1004 } 1005 1006 RXDMA_REG_READ64(handle, RXMISC_DISCARD_REG, rdc, &cnt.value); 1007 if (cnt.bits.ldw.oflow) { 1008 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1009 " npi_rxdma_misc_discard_oflow_clear" 1010 " Counter overflow for channel %d ", 1011 " ..... clearing \n", 1012 rdc)); 1013 cnt.bits.ldw.oflow = 0; 1014 RXDMA_REG_WRITE64(handle, RXMISC_DISCARD_REG, rdc, cnt.value); 1015 } 1016 1017 return (NPI_SUCCESS); 1018 } 1019 1020 /* 1021 * npi_rxdma_ring_perr_stat_get 1022 * Gets the current RDC Memory parity error 1023 * The counter overflow bit is cleared, if it has been set. 1024 * 1025 * Inputs: 1026 * handle: opaque handle interpreted by the underlying OS 1027 * pre_log: Structure to write current RDC Prefetch memory 1028 * Parity Error stat 1029 * sha_log: Structure to write current RDC Shadow memory 1030 * Parity Error stat 1031 * 1032 * Return: 1033 * NPI_SUCCESS 1034 * 1035 */ 1036 npi_status_t 1037 npi_rxdma_ring_perr_stat_get(npi_handle_t handle, 1038 rdmc_par_err_log_t *pre_log, 1039 rdmc_par_err_log_t *sha_log) 1040 { 1041 uint64_t pre_offset, sha_offset; 1042 rdmc_par_err_log_t clr; 1043 int clr_bits = 0; 1044 1045 pre_offset = RDMC_PRE_PAR_ERR_REG; 1046 sha_offset = RDMC_SHA_PAR_ERR_REG; 1047 NXGE_REG_RD64(handle, pre_offset, &pre_log->value); 1048 NXGE_REG_RD64(handle, sha_offset, &sha_log->value); 1049 1050 clr.value = pre_log->value; 1051 if (pre_log->bits.ldw.err) { 1052 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1053 " npi_rxdma_ring_perr_stat_get" 1054 " PRE ERR Bit set ..... clearing \n")); 1055 clr.bits.ldw.err = 0; 1056 clr_bits++; 1057 } 1058 1059 if (pre_log->bits.ldw.merr) { 1060 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1061 " npi_rxdma_ring_perr_stat_get" 1062 " PRE MERR Bit set ..... clearing \n")); 1063 clr.bits.ldw.merr = 0; 1064 clr_bits++; 1065 } 1066 1067 if (clr_bits) { 1068 NXGE_REG_WR64(handle, pre_offset, clr.value); 1069 } 1070 1071 clr_bits = 0; 1072 clr.value = sha_log->value; 1073 if (sha_log->bits.ldw.err) { 1074 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1075 " npi_rxdma_ring_perr_stat_get" 1076 " SHA ERR Bit set ..... clearing \n")); 1077 clr.bits.ldw.err = 0; 1078 clr_bits++; 1079 } 1080 1081 if (sha_log->bits.ldw.merr) { 1082 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1083 " npi_rxdma_ring_perr_stat_get" 1084 " SHA MERR Bit set ..... clearing \n")); 1085 clr.bits.ldw.merr = 0; 1086 clr_bits++; 1087 } 1088 1089 if (clr_bits) { 1090 NXGE_REG_WR64(handle, sha_offset, clr.value); 1091 } 1092 1093 return (NPI_SUCCESS); 1094 } 1095 1096 /* 1097 * npi_rxdma_ring_perr_stat_clear 1098 * Clear RDC Memory Parity Error counter overflow bits 1099 * 1100 * Inputs: 1101 * handle: opaque handle interpreted by the underlying OS 1102 * Return: 1103 * NPI_SUCCESS 1104 * 1105 */ 1106 npi_status_t 1107 npi_rxdma_ring_perr_stat_clear(npi_handle_t handle) 1108 { 1109 uint64_t pre_offset, sha_offset; 1110 rdmc_par_err_log_t clr; 1111 int clr_bits = 0; 1112 pre_offset = RDMC_PRE_PAR_ERR_REG; 1113 sha_offset = RDMC_SHA_PAR_ERR_REG; 1114 1115 NXGE_REG_RD64(handle, pre_offset, &clr.value); 1116 1117 if (clr.bits.ldw.err) { 1118 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1119 " npi_rxdma_ring_perr_stat_get" 1120 " PRE ERR Bit set ..... clearing \n")); 1121 clr.bits.ldw.err = 0; 1122 clr_bits++; 1123 } 1124 1125 if (clr.bits.ldw.merr) { 1126 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1127 " npi_rxdma_ring_perr_stat_get" 1128 " PRE MERR Bit set ..... clearing \n")); 1129 clr.bits.ldw.merr = 0; 1130 clr_bits++; 1131 } 1132 1133 if (clr_bits) { 1134 NXGE_REG_WR64(handle, pre_offset, clr.value); 1135 } 1136 1137 clr_bits = 0; 1138 NXGE_REG_RD64(handle, sha_offset, &clr.value); 1139 if (clr.bits.ldw.err) { 1140 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1141 " npi_rxdma_ring_perr_stat_get" 1142 " SHA ERR Bit set ..... clearing \n")); 1143 clr.bits.ldw.err = 0; 1144 clr_bits++; 1145 } 1146 1147 if (clr.bits.ldw.merr) { 1148 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1149 " npi_rxdma_ring_perr_stat_get" 1150 " SHA MERR Bit set ..... clearing \n")); 1151 clr.bits.ldw.merr = 0; 1152 clr_bits++; 1153 } 1154 1155 if (clr_bits) { 1156 NXGE_REG_WR64(handle, sha_offset, clr.value); 1157 } 1158 1159 return (NPI_SUCCESS); 1160 } 1161 1162 /* 1163 * Access the RDMC Memory: used for debugging 1164 */ 1165 npi_status_t 1166 npi_rxdma_rdmc_memory_io(npi_handle_t handle, 1167 rdmc_mem_access_t *data, uint8_t op) 1168 { 1169 uint64_t d0_offset, d1_offset, d2_offset, d3_offset, d4_offset; 1170 uint64_t addr_offset; 1171 rdmc_mem_addr_t addr; 1172 rdmc_mem_data_t d0, d1, d2, d3, d4; 1173 d0.value = 0; 1174 d1.value = 0; 1175 d2.value = 0; 1176 d3.value = 0; 1177 d4.value = 0; 1178 addr.value = 0; 1179 1180 1181 if ((data->location != RDMC_MEM_ADDR_PREFETCH) && 1182 (data->location != RDMC_MEM_ADDR_SHADOW)) { 1183 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1184 " npi_rxdma_rdmc_memory_io" 1185 " Illegal memory Type %x \n", 1186 data->location)); 1187 return (NPI_RXDMA_OPCODE_INVALID(0)); 1188 } 1189 1190 addr_offset = RDMC_MEM_ADDR_REG; 1191 addr.bits.ldw.addr = data->addr; 1192 addr.bits.ldw.pre_shad = data->location; 1193 1194 d0_offset = RDMC_MEM_DATA0_REG; 1195 d1_offset = RDMC_MEM_DATA1_REG; 1196 d2_offset = RDMC_MEM_DATA2_REG; 1197 d3_offset = RDMC_MEM_DATA3_REG; 1198 d4_offset = RDMC_MEM_DATA4_REG; 1199 1200 1201 if (op == RDMC_MEM_WRITE) { 1202 d0.bits.ldw.data = data->data[0]; 1203 d1.bits.ldw.data = data->data[1]; 1204 d2.bits.ldw.data = data->data[2]; 1205 d3.bits.ldw.data = data->data[3]; 1206 d4.bits.ldw.data = data->data[4]; 1207 NXGE_REG_WR64(handle, addr_offset, addr.value); 1208 NXGE_REG_WR64(handle, d0_offset, d0.value); 1209 NXGE_REG_WR64(handle, d1_offset, d1.value); 1210 NXGE_REG_WR64(handle, d2_offset, d2.value); 1211 NXGE_REG_WR64(handle, d3_offset, d3.value); 1212 NXGE_REG_WR64(handle, d4_offset, d4.value); 1213 } 1214 1215 if (op == RDMC_MEM_READ) { 1216 NXGE_REG_WR64(handle, addr_offset, addr.value); 1217 NXGE_REG_RD64(handle, d4_offset, &d4.value); 1218 NXGE_REG_RD64(handle, d3_offset, &d3.value); 1219 NXGE_REG_RD64(handle, d2_offset, &d2.value); 1220 NXGE_REG_RD64(handle, d1_offset, &d1.value); 1221 NXGE_REG_RD64(handle, d0_offset, &d0.value); 1222 1223 data->data[0] = d0.bits.ldw.data; 1224 data->data[1] = d1.bits.ldw.data; 1225 data->data[2] = d2.bits.ldw.data; 1226 data->data[3] = d3.bits.ldw.data; 1227 data->data[4] = d4.bits.ldw.data; 1228 } else { 1229 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1230 " npi_rxdma_rdmc_memory_io" 1231 " Illegal opcode %x \n", 1232 op)); 1233 return (NPI_RXDMA_OPCODE_INVALID(0)); 1234 1235 } 1236 1237 return (NPI_SUCCESS); 1238 } 1239 1240 /* 1241 * system wide conf functions 1242 */ 1243 npi_status_t 1244 npi_rxdma_cfg_clock_div_set(npi_handle_t handle, uint16_t count) 1245 { 1246 uint64_t offset; 1247 rx_dma_ck_div_t clk_div; 1248 1249 offset = RX_DMA_CK_DIV_REG; 1250 1251 clk_div.value = 0; 1252 clk_div.bits.ldw.cnt = count; 1253 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1254 " npi_rxdma_cfg_clock_div_set: add 0x%llx " 1255 "handle 0x%llx value 0x%llx", 1256 handle.regp, handle.regh, clk_div.value)); 1257 1258 NXGE_REG_WR64(handle, offset, clk_div.value); 1259 1260 return (NPI_SUCCESS); 1261 } 1262 1263 npi_status_t 1264 npi_rxdma_cfg_red_rand_init(npi_handle_t handle, uint16_t init_value) 1265 { 1266 uint64_t offset; 1267 red_ran_init_t rand_reg; 1268 1269 offset = RED_RAN_INIT_REG; 1270 1271 rand_reg.value = 0; 1272 rand_reg.bits.ldw.init = init_value; 1273 rand_reg.bits.ldw.enable = 1; 1274 NXGE_REG_WR64(handle, offset, rand_reg.value); 1275 1276 return (NPI_SUCCESS); 1277 1278 } 1279 1280 npi_status_t 1281 npi_rxdma_cfg_red_rand_disable(npi_handle_t handle) 1282 { 1283 uint64_t offset; 1284 red_ran_init_t rand_reg; 1285 1286 offset = RED_RAN_INIT_REG; 1287 1288 NXGE_REG_RD64(handle, offset, &rand_reg.value); 1289 rand_reg.bits.ldw.enable = 0; 1290 NXGE_REG_WR64(handle, offset, rand_reg.value); 1291 1292 return (NPI_SUCCESS); 1293 1294 } 1295 1296 npi_status_t 1297 npi_rxdma_cfg_32bitmode_enable(npi_handle_t handle) 1298 { 1299 uint64_t offset; 1300 rx_addr_md_t md_reg; 1301 offset = RX_ADDR_MD_REG; 1302 md_reg.value = 0; 1303 md_reg.bits.ldw.mode32 = 1; 1304 1305 NXGE_REG_WR64(handle, offset, md_reg.value); 1306 return (NPI_SUCCESS); 1307 1308 } 1309 1310 npi_status_t 1311 npi_rxdma_cfg_32bitmode_disable(npi_handle_t handle) 1312 { 1313 uint64_t offset; 1314 rx_addr_md_t md_reg; 1315 offset = RX_ADDR_MD_REG; 1316 md_reg.value = 0; 1317 1318 NXGE_REG_WR64(handle, offset, md_reg.value); 1319 return (NPI_SUCCESS); 1320 1321 } 1322 1323 npi_status_t 1324 npi_rxdma_cfg_ram_access_enable(npi_handle_t handle) 1325 { 1326 uint64_t offset; 1327 rx_addr_md_t md_reg; 1328 offset = RX_ADDR_MD_REG; 1329 NXGE_REG_RD64(handle, offset, &md_reg.value); 1330 md_reg.bits.ldw.ram_acc = 1; 1331 NXGE_REG_WR64(handle, offset, md_reg.value); 1332 return (NPI_SUCCESS); 1333 1334 } 1335 1336 npi_status_t 1337 npi_rxdma_cfg_ram_access_disable(npi_handle_t handle) 1338 { 1339 uint64_t offset; 1340 rx_addr_md_t md_reg; 1341 offset = RX_ADDR_MD_REG; 1342 NXGE_REG_RD64(handle, offset, &md_reg.value); 1343 md_reg.bits.ldw.ram_acc = 0; 1344 NXGE_REG_WR64(handle, offset, md_reg.value); 1345 return (NPI_SUCCESS); 1346 1347 } 1348 1349 npi_status_t 1350 npi_rxdma_cfg_port_ddr_weight(npi_handle_t handle, 1351 uint8_t portnm, uint32_t weight) 1352 { 1353 1354 pt_drr_wt_t wt_reg; 1355 uint64_t offset; 1356 1357 ASSERT(RXDMA_PORT_VALID(portnm)); 1358 if (!RXDMA_PORT_VALID(portnm)) { 1359 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1360 " rxdma_cfg_port_ddr_weight" 1361 " Illegal Port Number %d \n", 1362 portnm)); 1363 return (NPI_RXDMA_PORT_INVALID); 1364 } 1365 1366 offset = PT_DRR_WT_REG(portnm); 1367 wt_reg.value = 0; 1368 wt_reg.bits.ldw.wt = weight; 1369 NXGE_REG_WR64(handle, offset, wt_reg.value); 1370 return (NPI_SUCCESS); 1371 } 1372 1373 npi_status_t 1374 npi_rxdma_port_usage_get(npi_handle_t handle, 1375 uint8_t portnm, uint32_t *blocks) 1376 { 1377 1378 pt_use_t use_reg; 1379 uint64_t offset; 1380 1381 ASSERT(RXDMA_PORT_VALID(portnm)); 1382 if (!RXDMA_PORT_VALID(portnm)) { 1383 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1384 " rxdma_port_usage_get" 1385 " Illegal Port Number %d \n", 1386 portnm)); 1387 return (NPI_RXDMA_PORT_INVALID); 1388 } 1389 1390 offset = PT_USE_REG(portnm); 1391 NXGE_REG_RD64(handle, offset, &use_reg.value); 1392 *blocks = use_reg.bits.ldw.cnt; 1393 return (NPI_SUCCESS); 1394 1395 } 1396 1397 npi_status_t 1398 npi_rxdma_cfg_wred_param(npi_handle_t handle, uint8_t rdc, 1399 rdc_red_para_t *wred_params) 1400 { 1401 rdc_red_para_t wred_reg; 1402 uint64_t offset; 1403 1404 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 1405 if (!RXDMA_CHANNEL_VALID(rdc)) { 1406 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1407 " rxdma_cfg_wred_param" 1408 " Illegal RDC Number %d \n", 1409 rdc)); 1410 return (NPI_RXDMA_RDC_INVALID); 1411 } 1412 1413 /* 1414 * need to update RDC_RED_PARA_REG as well as bit defs in 1415 * the hw header file 1416 */ 1417 offset = RDC_RED_RDC_PARA_REG(rdc); 1418 1419 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1420 " npi_rxdma_cfg_wred_param: " 1421 "set RED_PARA: passed value 0x%llx " 1422 "win 0x%x thre 0x%x sync 0x%x thre_sync 0x%x", 1423 wred_params->value, 1424 wred_params->bits.ldw.win, 1425 wred_params->bits.ldw.thre, 1426 wred_params->bits.ldw.win_syn, 1427 wred_params->bits.ldw.thre_sync)); 1428 1429 wred_reg.value = 0; 1430 wred_reg.bits.ldw.win = wred_params->bits.ldw.win; 1431 wred_reg.bits.ldw.thre = wred_params->bits.ldw.thre; 1432 wred_reg.bits.ldw.win_syn = wred_params->bits.ldw.win_syn; 1433 wred_reg.bits.ldw.thre_sync = wred_params->bits.ldw.thre_sync; 1434 NXGE_REG_WR64(handle, offset, wred_reg.value); 1435 1436 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1437 "set RED_PARA: value 0x%llx " 1438 "win 0x%x thre 0x%x sync 0x%x thre_sync 0x%x", 1439 wred_reg.value, 1440 wred_reg.bits.ldw.win, 1441 wred_reg.bits.ldw.thre, 1442 wred_reg.bits.ldw.win_syn, 1443 wred_reg.bits.ldw.thre_sync)); 1444 1445 return (NPI_SUCCESS); 1446 } 1447 1448 /* 1449 * npi_rxdma_rdc_table_config() 1450 * Configure/populate the RDC table 1451 * 1452 * Inputs: 1453 * handle: register handle interpreted by the underlying OS 1454 * table: RDC Group Number 1455 * map: A bitmap of the RDCs to populate with. 1456 * count: A count of the RDCs expressed in <map>. 1457 * 1458 * Notes: 1459 * This function assumes that we are not using the TCAM, but are 1460 * hashing all fields of the incoming ethernet packet! 1461 * 1462 * Return: 1463 * NPI_SUCCESS 1464 * NPI_RXDMA_TABLE_INVALID 1465 * 1466 */ 1467 npi_status_t 1468 npi_rxdma_rdc_table_config( 1469 npi_handle_t handle, 1470 uint8_t table, 1471 dc_map_t rdc_map, 1472 int count) 1473 { 1474 int8_t set[NXGE_MAX_RDCS]; 1475 int i, cursor; 1476 1477 rdc_tbl_t rdc_tbl; 1478 uint64_t offset; 1479 1480 ASSERT(RXDMA_TABLE_VALID(table)); 1481 if (!RXDMA_TABLE_VALID(table)) { 1482 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1483 " npi_rxdma_cfg_rdc_table" 1484 " Illegal RDC Table Number %d \n", 1485 table)); 1486 return (NPI_RXDMA_TABLE_INVALID); 1487 } 1488 1489 if (count == 0) /* This shouldn't happen */ 1490 return (NPI_SUCCESS); 1491 1492 for (i = 0, cursor = 0; i < NXGE_MAX_RDCS; i++) { 1493 if ((1 << i) & rdc_map) { 1494 set[cursor++] = (int8_t)i; 1495 if (cursor == count) 1496 break; 1497 } 1498 } 1499 1500 rdc_tbl.value = 0; 1501 offset = REG_RDC_TABLE_OFFSET(table); 1502 1503 /* Now write ( NXGE_MAX_RDCS / count ) sets of RDC numbers. */ 1504 for (i = 0, cursor = 0; i < NXGE_MAX_RDCS; i++) { 1505 rdc_tbl.bits.ldw.rdc = set[cursor++]; 1506 NXGE_REG_WR64(handle, offset, rdc_tbl.value); 1507 offset += sizeof (rdc_tbl.value); 1508 if (cursor == count) 1509 cursor = 0; 1510 } 1511 1512 /* 1513 * Here is what the resulting table looks like with: 1514 * 1515 * 0 1 2 3 4 5 6 7 8 9 a b c d e f 1516 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 1517 * |v |w |x |y |z |v |w |x |y |z |v |w |x |y |z |v | 5 RDCs 1518 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 1519 * |w |x |y |z |w |x |y |z |w |x |y |z |w |x |y |z | 4 RDCs 1520 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 1521 * |x |y |z |x |y |z |x |y |z |x |y |z |x |y |z |x | 3 RDCs 1522 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 1523 * |x |y |x |y |x |y |x |y |x |y |x |y |x |y |x |y | 2 RDCs 1524 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 1525 * |x |x |x |x |x |x |x |x |x |x |x |x |x |x |x |x | 1 RDC 1526 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 1527 */ 1528 1529 return (NPI_SUCCESS); 1530 } 1531 1532 npi_status_t 1533 npi_rxdma_cfg_rdc_table_default_rdc(npi_handle_t handle, 1534 uint8_t table, uint8_t rdc) 1535 { 1536 uint64_t offset; 1537 rdc_tbl_t tbl_reg; 1538 tbl_reg.value = 0; 1539 1540 ASSERT(RXDMA_TABLE_VALID(table)); 1541 if (!RXDMA_TABLE_VALID(table)) { 1542 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1543 " npi_rxdma_cfg_rdc_table" 1544 " Illegal RDC table Number %d \n", 1545 rdc)); 1546 return (NPI_RXDMA_TABLE_INVALID); 1547 } 1548 1549 offset = REG_RDC_TABLE_OFFSET(table); 1550 tbl_reg.bits.ldw.rdc = rdc; 1551 NXGE_REG_WR64(handle, offset, tbl_reg.value); 1552 return (NPI_SUCCESS); 1553 1554 } 1555 1556 npi_status_t 1557 npi_rxdma_dump_rdc_table(npi_handle_t handle, 1558 uint8_t table) 1559 { 1560 uint64_t offset; 1561 int tbl_offset; 1562 uint64_t value; 1563 1564 ASSERT(RXDMA_TABLE_VALID(table)); 1565 if (!RXDMA_TABLE_VALID(table)) { 1566 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 1567 " npi_rxdma_dump_rdc_table" 1568 " Illegal RDC Rable Number %d \n", 1569 table)); 1570 return (NPI_RXDMA_TABLE_INVALID); 1571 } 1572 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 1573 "\n Register Dump for RDC Table %d \n", 1574 table)); 1575 offset = REG_RDC_TABLE_OFFSET(table); 1576 for (tbl_offset = 0; tbl_offset < NXGE_MAX_RDCS; tbl_offset++) { 1577 NXGE_REG_RD64(handle, offset, &value); 1578 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 1579 " 0x%08llx 0x%08llx \n", 1580 offset, value)); 1581 offset += 8; 1582 } 1583 NPI_REG_DUMP_MSG((handle.function, NPI_REG_CTL, 1584 "\n Register Dump for RDC Table %d done\n", 1585 table)); 1586 return (NPI_SUCCESS); 1587 1588 } 1589 1590 npi_status_t 1591 npi_rxdma_rdc_rbr_stat_get(npi_handle_t handle, uint8_t rdc, 1592 rbr_stat_t *rbr_stat) 1593 { 1594 1595 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 1596 if (!RXDMA_CHANNEL_VALID(rdc)) { 1597 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1598 " rxdma_rdc_rbr_stat_get" 1599 " Illegal RDC Number %d \n", 1600 rdc)); 1601 return (NPI_RXDMA_RDC_INVALID); 1602 } 1603 1604 RXDMA_REG_READ64(handle, RBR_STAT_REG, rdc, &rbr_stat->value); 1605 return (NPI_SUCCESS); 1606 } 1607 1608 /* 1609 * npi_rxdma_rdc_rbr_head_get 1610 * Gets the current rbr head pointer. 1611 * 1612 * Inputs: 1613 * handle: opaque handle interpreted by the underlying OS 1614 * rdc: RX DMA Channel number 1615 * hdptr ptr to write the rbr head value 1616 * 1617 * Return: 1618 * NPI_SUCCESS 1619 * NPI_RXDMA_RDC_INVALID 1620 */ 1621 npi_status_t 1622 npi_rxdma_rdc_rbr_head_get(npi_handle_t handle, 1623 uint8_t rdc, addr44_t *hdptr) 1624 { 1625 rbr_hdh_t hh_ptr; 1626 rbr_hdl_t hl_ptr; 1627 1628 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 1629 if (!RXDMA_CHANNEL_VALID(rdc)) { 1630 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1631 " rxdma_rdc_rbr_head_get" 1632 " Illegal RDC Number %d \n", 1633 rdc)); 1634 return (NPI_RXDMA_RDC_INVALID); 1635 } 1636 hh_ptr.value = 0; 1637 hl_ptr.value = 0; 1638 RXDMA_REG_READ64(handle, RBR_HDH_REG, rdc, &hh_ptr.value); 1639 RXDMA_REG_READ64(handle, RBR_HDL_REG, rdc, &hl_ptr.value); 1640 hdptr->bits.ldw = hl_ptr.bits.ldw.head_l << 2; 1641 hdptr->bits.hdw = hh_ptr.bits.ldw.head_h; 1642 return (NPI_SUCCESS); 1643 1644 } 1645 1646 npi_status_t 1647 npi_rxdma_rdc_rcr_qlen_get(npi_handle_t handle, uint8_t rdc, 1648 uint16_t *rcr_qlen) 1649 { 1650 1651 rcrstat_a_t stats; 1652 1653 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 1654 if (!RXDMA_CHANNEL_VALID(rdc)) { 1655 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1656 " rxdma_rdc_rcr_qlen_get" 1657 " Illegal RDC Number %d \n", 1658 rdc)); 1659 return (NPI_RXDMA_RDC_INVALID); 1660 } 1661 1662 RXDMA_REG_READ64(handle, RCRSTAT_A_REG, rdc, &stats.value); 1663 *rcr_qlen = stats.bits.ldw.qlen; 1664 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1665 " rxdma_rdc_rcr_qlen_get" 1666 " RDC %d qlen %x qlen %x\n", 1667 rdc, *rcr_qlen, stats.bits.ldw.qlen)); 1668 return (NPI_SUCCESS); 1669 } 1670 1671 npi_status_t 1672 npi_rxdma_rdc_rcr_tail_get(npi_handle_t handle, 1673 uint8_t rdc, addr44_t *tail_addr) 1674 { 1675 1676 rcrstat_b_t th_ptr; 1677 rcrstat_c_t tl_ptr; 1678 1679 ASSERT(RXDMA_CHANNEL_VALID(rdc)); 1680 if (!RXDMA_CHANNEL_VALID(rdc)) { 1681 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1682 " rxdma_rdc_rcr_tail_get" 1683 " Illegal RDC Number %d \n", 1684 rdc)); 1685 return (NPI_RXDMA_RDC_INVALID); 1686 } 1687 th_ptr.value = 0; 1688 tl_ptr.value = 0; 1689 RXDMA_REG_READ64(handle, RCRSTAT_B_REG, rdc, &th_ptr.value); 1690 RXDMA_REG_READ64(handle, RCRSTAT_C_REG, rdc, &tl_ptr.value); 1691 tail_addr->bits.ldw = tl_ptr.bits.ldw.tlptr_l << 3; 1692 tail_addr->bits.hdw = th_ptr.bits.ldw.tlptr_h; 1693 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1694 " rxdma_rdc_rcr_tail_get" 1695 " RDC %d rcr_tail %llx tl %x\n", 1696 rdc, tl_ptr.value, 1697 tl_ptr.bits.ldw.tlptr_l)); 1698 1699 return (NPI_SUCCESS); 1700 1701 1702 } 1703 1704 /* 1705 * npi_rxdma_rxctl_fifo_error_intr_set 1706 * Configure The RX ctrl fifo error interrupt generation 1707 * 1708 * Inputs: 1709 * handle: opaque handle interpreted by the underlying OS 1710 * mask: rx_ctl_dat_fifo_mask_t specifying the errors 1711 * valid fields in rx_ctl_dat_fifo_mask_t structure are: 1712 * zcp_eop_err, ipp_eop_err, id_mismatch. If a field is set 1713 * to 1, we will enable interrupt generation for the 1714 * corresponding error condition. In the hardware, the bit(s) 1715 * have to be cleared to enable interrupt. 1716 * 1717 * Return: 1718 * NPI_SUCCESS 1719 * 1720 */ 1721 npi_status_t 1722 npi_rxdma_rxctl_fifo_error_intr_set(npi_handle_t handle, 1723 rx_ctl_dat_fifo_mask_t *mask) 1724 { 1725 uint64_t offset; 1726 rx_ctl_dat_fifo_mask_t intr_mask; 1727 offset = RX_CTL_DAT_FIFO_MASK_REG; 1728 NXGE_REG_RD64(handle, offset, &intr_mask.value); 1729 1730 if (mask->bits.ldw.ipp_eop_err) { 1731 intr_mask.bits.ldw.ipp_eop_err = 0; 1732 } 1733 1734 if (mask->bits.ldw.zcp_eop_err) { 1735 intr_mask.bits.ldw.zcp_eop_err = 0; 1736 } 1737 1738 if (mask->bits.ldw.id_mismatch) { 1739 intr_mask.bits.ldw.id_mismatch = 0; 1740 } 1741 1742 NXGE_REG_WR64(handle, offset, intr_mask.value); 1743 return (NPI_SUCCESS); 1744 } 1745 1746 /* 1747 * npi_rxdma_rxctl_fifo_error_stat_get 1748 * Read The RX ctrl fifo error Status 1749 * 1750 * Inputs: 1751 * handle: opaque handle interpreted by the underlying OS 1752 * stat: rx_ctl_dat_fifo_stat_t to read the errors to 1753 * valid fields in rx_ctl_dat_fifo_stat_t structure are: 1754 * zcp_eop_err, ipp_eop_err, id_mismatch. 1755 * Return: 1756 * NPI_SUCCESS 1757 * 1758 */ 1759 npi_status_t 1760 npi_rxdma_rxctl_fifo_error_intr_get(npi_handle_t handle, 1761 rx_ctl_dat_fifo_stat_t *stat) 1762 { 1763 uint64_t offset = RX_CTL_DAT_FIFO_STAT_REG; 1764 NXGE_REG_RD64(handle, offset, &stat->value); 1765 return (NPI_SUCCESS); 1766 } 1767 1768 npi_status_t 1769 npi_rxdma_rdc_rcr_pktread_update(npi_handle_t handle, uint8_t channel, 1770 uint16_t pkts_read) 1771 { 1772 1773 rx_dma_ctl_stat_t cs; 1774 uint16_t min_read = 0; 1775 1776 ASSERT(RXDMA_CHANNEL_VALID(channel)); 1777 if (!RXDMA_CHANNEL_VALID(channel)) { 1778 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1779 " npi_rxdma_rdc_rcr_pktread_update ", 1780 " channel %d", channel)); 1781 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 1782 } 1783 1784 if ((pkts_read < min_read) && (pkts_read > 512)) { 1785 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1786 " npi_rxdma_rdc_rcr_pktread_update ", 1787 " pkts %d out of bound", pkts_read)); 1788 return (NPI_RXDMA_OPCODE_INVALID(pkts_read)); 1789 } 1790 1791 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 1792 &cs.value); 1793 cs.bits.ldw.pktread = pkts_read; 1794 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, 1795 channel, cs.value); 1796 1797 return (NPI_SUCCESS); 1798 } 1799 1800 npi_status_t 1801 npi_rxdma_rdc_rcr_bufread_update(npi_handle_t handle, uint8_t channel, 1802 uint16_t bufs_read) 1803 { 1804 1805 rx_dma_ctl_stat_t cs; 1806 uint16_t min_read = 0; 1807 1808 ASSERT(RXDMA_CHANNEL_VALID(channel)); 1809 if (!RXDMA_CHANNEL_VALID(channel)) { 1810 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1811 " npi_rxdma_rdc_rcr_bufread_update ", 1812 " channel %d", channel)); 1813 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 1814 } 1815 1816 if ((bufs_read < min_read) && (bufs_read > 512)) { 1817 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1818 " npi_rxdma_rdc_rcr_bufread_update ", 1819 " bufs read %d out of bound", bufs_read)); 1820 return (NPI_RXDMA_OPCODE_INVALID(bufs_read)); 1821 } 1822 1823 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 1824 &cs.value); 1825 cs.bits.ldw.ptrread = bufs_read; 1826 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, 1827 channel, cs.value); 1828 1829 return (NPI_SUCCESS); 1830 } 1831 1832 npi_status_t 1833 npi_rxdma_rdc_rcr_read_update(npi_handle_t handle, uint8_t channel, 1834 uint16_t pkts_read, uint16_t bufs_read) 1835 { 1836 1837 rx_dma_ctl_stat_t cs; 1838 1839 ASSERT(RXDMA_CHANNEL_VALID(channel)); 1840 if (!RXDMA_CHANNEL_VALID(channel)) { 1841 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 1842 " npi_rxdma_rdc_rcr_read_update ", 1843 " channel %d", channel)); 1844 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 1845 } 1846 1847 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1848 " npi_rxdma_rdc_rcr_read_update " 1849 " bufs read %d pkt read %d", 1850 bufs_read, pkts_read)); 1851 1852 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 1853 &cs.value); 1854 1855 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1856 " npi_rxdma_rdc_rcr_read_update: " 1857 " value: 0x%llx bufs read %d pkt read %d", 1858 cs.value, 1859 cs.bits.ldw.ptrread, cs.bits.ldw.pktread)); 1860 1861 cs.bits.ldw.pktread = pkts_read; 1862 cs.bits.ldw.ptrread = bufs_read; 1863 1864 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, 1865 channel, cs.value); 1866 1867 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 1868 &cs.value); 1869 1870 NPI_DEBUG_MSG((handle.function, NPI_RDC_CTL, 1871 " npi_rxdma_rdc_rcr_read_update: read back after update " 1872 " value: 0x%llx bufs read %d pkt read %d", 1873 cs.value, 1874 cs.bits.ldw.ptrread, cs.bits.ldw.pktread)); 1875 1876 return (NPI_SUCCESS); 1877 } 1878 1879 /* 1880 * npi_rxdma_channel_mex_set(): 1881 * This function is called to arm the DMA channel with 1882 * mailbox updating capability. Software needs to rearm 1883 * for each update by writing to the control and status register. 1884 * 1885 * Parameters: 1886 * handle - NPI handle (virtualization flag must be defined). 1887 * channel - logical RXDMA channel from 0 to 23. 1888 * (If virtualization flag is not set, then 1889 * logical channel is the same as the hardware 1890 * channel number). 1891 * 1892 * Return: 1893 * NPI_SUCCESS - If enable channel with mailbox update 1894 * is completed successfully. 1895 * 1896 * Error: 1897 * NPI error status code 1898 */ 1899 npi_status_t 1900 npi_rxdma_channel_mex_set(npi_handle_t handle, uint8_t channel) 1901 { 1902 return (npi_rxdma_channel_control(handle, RXDMA_MEX_SET, channel)); 1903 } 1904 1905 /* 1906 * npi_rxdma_channel_rcrto_clear(): 1907 * This function is called to reset RCRTO bit to 0. 1908 * 1909 * Parameters: 1910 * handle - NPI handle (virtualization flag must be defined). 1911 * channel - logical RXDMA channel from 0 to 23. 1912 * (If virtualization flag is not set, then 1913 * logical channel is the same as the hardware 1914 * channel number). 1915 * Return: 1916 * NPI_SUCCESS 1917 * 1918 * Error: 1919 * NPI error status code 1920 */ 1921 npi_status_t 1922 npi_rxdma_channel_rcrto_clear(npi_handle_t handle, uint8_t channel) 1923 { 1924 return (npi_rxdma_channel_control(handle, RXDMA_RCRTO_CLEAR, channel)); 1925 } 1926 1927 /* 1928 * npi_rxdma_channel_pt_drop_pkt_clear(): 1929 * This function is called to clear the port drop packet bit (debug). 1930 * 1931 * Parameters: 1932 * handle - NPI handle (virtualization flag must be defined). 1933 * channel - logical RXDMA channel from 0 to 23. 1934 * (If virtualization flag is not set, then 1935 * logical channel is the same as the hardware 1936 * channel number). 1937 * Return: 1938 * NPI_SUCCESS 1939 * 1940 * Error: 1941 * NPI error status code 1942 */ 1943 npi_status_t 1944 npi_rxdma_channel_pt_drop_pkt_clear(npi_handle_t handle, uint8_t channel) 1945 { 1946 return (npi_rxdma_channel_control(handle, RXDMA_PT_DROP_PKT_CLEAR, 1947 channel)); 1948 } 1949 1950 /* 1951 * npi_rxdma_channel_wred_drop_clear(): 1952 * This function is called to wred drop bit (debug only). 1953 * 1954 * Parameters: 1955 * handle - NPI handle (virtualization flag must be defined). 1956 * channel - logical RXDMA channel from 0 to 23. 1957 * (If virtualization flag is not set, then 1958 * logical channel is the same as the hardware 1959 * channel number). 1960 * Return: 1961 * NPI_SUCCESS 1962 * 1963 * Error: 1964 * NPI error status code 1965 */ 1966 npi_status_t 1967 npi_rxdma_channel_wred_dop_clear(npi_handle_t handle, uint8_t channel) 1968 { 1969 return (npi_rxdma_channel_control(handle, RXDMA_WRED_DROP_CLEAR, 1970 channel)); 1971 } 1972 1973 /* 1974 * npi_rxdma_channel_rcr_shfull_clear(): 1975 * This function is called to clear RCR shadow full bit. 1976 * 1977 * Parameters: 1978 * handle - NPI handle (virtualization flag must be defined). 1979 * channel - logical RXDMA channel from 0 to 23. 1980 * (If virtualization flag is not set, then 1981 * logical channel is the same as the hardware 1982 * channel number). 1983 * Return: 1984 * NPI_SUCCESS 1985 * 1986 * Error: 1987 * NPI error status code 1988 */ 1989 npi_status_t 1990 npi_rxdma_channel_rcr_shfull_clear(npi_handle_t handle, uint8_t channel) 1991 { 1992 return (npi_rxdma_channel_control(handle, RXDMA_RCR_SFULL_CLEAR, 1993 channel)); 1994 } 1995 1996 /* 1997 * npi_rxdma_channel_rcrfull_clear(): 1998 * This function is called to clear RCR full bit. 1999 * 2000 * Parameters: 2001 * handle - NPI handle (virtualization flag must be defined). 2002 * channel - logical RXDMA channel from 0 to 23. 2003 * (If virtualization flag is not set, then 2004 * logical channel is the same as the hardware 2005 * channel number). 2006 * Return: 2007 * NPI_SUCCESS 2008 * 2009 * Error: 2010 * NPI error status code 2011 */ 2012 npi_status_t 2013 npi_rxdma_channel_rcr_full_clear(npi_handle_t handle, uint8_t channel) 2014 { 2015 return (npi_rxdma_channel_control(handle, RXDMA_RCR_FULL_CLEAR, 2016 channel)); 2017 } 2018 2019 npi_status_t 2020 npi_rxdma_channel_rbr_empty_clear(npi_handle_t handle, uint8_t channel) 2021 { 2022 return (npi_rxdma_channel_control(handle, 2023 RXDMA_RBR_EMPTY_CLEAR, channel)); 2024 } 2025 2026 npi_status_t 2027 npi_rxdma_channel_cs_clear_all(npi_handle_t handle, uint8_t channel) 2028 { 2029 return (npi_rxdma_channel_control(handle, RXDMA_CS_CLEAR_ALL, channel)); 2030 } 2031 2032 /* 2033 * npi_rxdma_channel_control(): 2034 * This function is called to control a receive DMA channel 2035 * for arming the channel with mailbox updates, resetting 2036 * various event status bits (control and status register). 2037 * 2038 * Parameters: 2039 * handle - NPI handle (virtualization flag must be defined). 2040 * control - NPI defined control type supported: 2041 * - RXDMA_MEX_SET 2042 * - RXDMA_RCRTO_CLEAR 2043 * - RXDMA_PT_DROP_PKT_CLEAR 2044 * - RXDMA_WRED_DROP_CLEAR 2045 * - RXDMA_RCR_SFULL_CLEAR 2046 * - RXDMA_RCR_FULL_CLEAR 2047 * - RXDMA_RBR_PRE_EMPTY_CLEAR 2048 * - RXDMA_RBR_EMPTY_CLEAR 2049 * channel - logical RXDMA channel from 0 to 23. 2050 * (If virtualization flag is not set, then 2051 * logical channel is the same as the hardware. 2052 * Return: 2053 * NPI_SUCCESS 2054 * 2055 * Error: 2056 * NPI error status code 2057 */ 2058 npi_status_t 2059 npi_rxdma_channel_control(npi_handle_t handle, rxdma_cs_cntl_t control, 2060 uint8_t channel) 2061 { 2062 2063 rx_dma_ctl_stat_t cs; 2064 2065 ASSERT(RXDMA_CHANNEL_VALID(channel)); 2066 if (!RXDMA_CHANNEL_VALID(channel)) { 2067 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2068 " npi_rxdma_channel_control", 2069 " channel", channel)); 2070 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 2071 } 2072 2073 switch (control) { 2074 case RXDMA_MEX_SET: 2075 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2076 &cs.value); 2077 cs.bits.hdw.mex = 1; 2078 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, 2079 channel, cs.value); 2080 break; 2081 2082 case RXDMA_RCRTO_CLEAR: 2083 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2084 &cs.value); 2085 cs.bits.hdw.rcrto = 0; 2086 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2087 cs.value); 2088 break; 2089 2090 case RXDMA_PT_DROP_PKT_CLEAR: 2091 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2092 &cs.value); 2093 cs.bits.hdw.port_drop_pkt = 0; 2094 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2095 cs.value); 2096 break; 2097 2098 case RXDMA_WRED_DROP_CLEAR: 2099 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2100 &cs.value); 2101 cs.bits.hdw.wred_drop = 0; 2102 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2103 cs.value); 2104 break; 2105 2106 case RXDMA_RCR_SFULL_CLEAR: 2107 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2108 &cs.value); 2109 cs.bits.hdw.rcr_shadow_full = 0; 2110 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2111 cs.value); 2112 break; 2113 2114 case RXDMA_RCR_FULL_CLEAR: 2115 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2116 &cs.value); 2117 cs.bits.hdw.rcrfull = 0; 2118 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2119 cs.value); 2120 break; 2121 2122 case RXDMA_RBR_PRE_EMPTY_CLEAR: 2123 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2124 &cs.value); 2125 cs.bits.hdw.rbr_pre_empty = 0; 2126 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2127 cs.value); 2128 break; 2129 2130 case RXDMA_RBR_EMPTY_CLEAR: 2131 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2132 &cs.value); 2133 cs.bits.hdw.rbr_empty = 1; 2134 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2135 cs.value); 2136 break; 2137 2138 case RXDMA_CS_CLEAR_ALL: 2139 cs.value = 0; 2140 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2141 cs.value); 2142 break; 2143 2144 default: 2145 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2146 "npi_rxdma_channel_control", 2147 "control", control)); 2148 return (NPI_FAILURE | NPI_RXDMA_OPCODE_INVALID(channel)); 2149 } 2150 2151 return (NPI_SUCCESS); 2152 } 2153 2154 /* 2155 * npi_rxdma_control_status(): 2156 * This function is called to operate on the control 2157 * and status register. 2158 * 2159 * Parameters: 2160 * handle - NPI handle 2161 * op_mode - OP_GET: get hardware control and status 2162 * OP_SET: set hardware control and status 2163 * OP_UPDATE: update hardware control and status. 2164 * OP_CLEAR: clear control and status register to 0s. 2165 * channel - hardware RXDMA channel from 0 to 23. 2166 * cs_p - pointer to hardware defined control and status 2167 * structure. 2168 * Return: 2169 * NPI_SUCCESS 2170 * 2171 * Error: 2172 * NPI error status code 2173 */ 2174 npi_status_t 2175 npi_rxdma_control_status(npi_handle_t handle, io_op_t op_mode, 2176 uint8_t channel, p_rx_dma_ctl_stat_t cs_p) 2177 { 2178 int status = NPI_SUCCESS; 2179 rx_dma_ctl_stat_t cs; 2180 2181 ASSERT(RXDMA_CHANNEL_VALID(channel)); 2182 if (!RXDMA_CHANNEL_VALID(channel)) { 2183 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2184 "npi_rxdma_control_status", 2185 "channel", channel)); 2186 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 2187 } 2188 2189 switch (op_mode) { 2190 case OP_GET: 2191 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2192 &cs_p->value); 2193 break; 2194 2195 case OP_SET: 2196 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2197 cs_p->value); 2198 break; 2199 2200 case OP_UPDATE: 2201 RXDMA_REG_READ64(handle, RX_DMA_CTL_STAT_REG, channel, 2202 &cs.value); 2203 RXDMA_REG_WRITE64(handle, RX_DMA_CTL_STAT_REG, channel, 2204 cs_p->value | cs.value); 2205 break; 2206 2207 default: 2208 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2209 "npi_rxdma_control_status", 2210 "control", op_mode)); 2211 return (NPI_FAILURE | NPI_RXDMA_OPCODE_INVALID(channel)); 2212 } 2213 2214 return (status); 2215 } 2216 2217 /* 2218 * npi_rxdma_event_mask(): 2219 * This function is called to operate on the event mask 2220 * register which is used for generating interrupts. 2221 * 2222 * Parameters: 2223 * handle - NPI handle 2224 * op_mode - OP_GET: get hardware event mask 2225 * OP_SET: set hardware interrupt event masks 2226 * OP_CLEAR: clear control and status register to 0s. 2227 * channel - hardware RXDMA channel from 0 to 23. 2228 * mask_p - pointer to hardware defined event mask 2229 * structure. 2230 * Return: 2231 * NPI_SUCCESS - If set is complete successfully. 2232 * 2233 * Error: 2234 * NPI error status code 2235 */ 2236 npi_status_t 2237 npi_rxdma_event_mask(npi_handle_t handle, io_op_t op_mode, 2238 uint8_t channel, p_rx_dma_ent_msk_t mask_p) 2239 { 2240 int status = NPI_SUCCESS; 2241 rx_dma_ent_msk_t mask; 2242 2243 ASSERT(RXDMA_CHANNEL_VALID(channel)); 2244 if (!RXDMA_CHANNEL_VALID(channel)) { 2245 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2246 "npi_rxdma_event_mask", 2247 "channel", channel)); 2248 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 2249 } 2250 2251 switch (op_mode) { 2252 case OP_GET: 2253 RXDMA_REG_READ64(handle, RX_DMA_ENT_MSK_REG, channel, 2254 &mask_p->value); 2255 break; 2256 2257 case OP_SET: 2258 RXDMA_REG_WRITE64(handle, RX_DMA_ENT_MSK_REG, channel, 2259 mask_p->value); 2260 break; 2261 2262 case OP_UPDATE: 2263 RXDMA_REG_READ64(handle, RX_DMA_ENT_MSK_REG, channel, 2264 &mask.value); 2265 RXDMA_REG_WRITE64(handle, RX_DMA_ENT_MSK_REG, channel, 2266 mask_p->value | mask.value); 2267 break; 2268 2269 default: 2270 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2271 "npi_rxdma_event_mask", 2272 "eventmask", op_mode)); 2273 return (NPI_FAILURE | NPI_RXDMA_OPCODE_INVALID(channel)); 2274 } 2275 2276 return (status); 2277 } 2278 2279 /* 2280 * npi_rxdma_event_mask_config(): 2281 * This function is called to operate on the event mask 2282 * register which is used for generating interrupts 2283 * and status register. 2284 * 2285 * Parameters: 2286 * handle - NPI handle 2287 * op_mode - OP_GET: get hardware event mask 2288 * OP_SET: set hardware interrupt event masks 2289 * OP_CLEAR: clear control and status register to 0s. 2290 * channel - hardware RXDMA channel from 0 to 23. 2291 * mask_cfgp - pointer to NPI defined event mask 2292 * enum data type. 2293 * Return: 2294 * NPI_SUCCESS - If set is complete successfully. 2295 * 2296 * Error: 2297 * NPI error status code 2298 */ 2299 npi_status_t 2300 npi_rxdma_event_mask_config(npi_handle_t handle, io_op_t op_mode, 2301 uint8_t channel, rxdma_ent_msk_cfg_t *mask_cfgp) 2302 { 2303 int status = NPI_SUCCESS; 2304 uint64_t configuration = *mask_cfgp; 2305 uint64_t value; 2306 2307 ASSERT(RXDMA_CHANNEL_VALID(channel)); 2308 if (!RXDMA_CHANNEL_VALID(channel)) { 2309 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2310 "npi_rxdma_event_mask_config", 2311 "channel", channel)); 2312 return (NPI_FAILURE | NPI_RXDMA_CHANNEL_INVALID(channel)); 2313 } 2314 2315 switch (op_mode) { 2316 case OP_GET: 2317 RXDMA_REG_READ64(handle, RX_DMA_ENT_MSK_REG, channel, 2318 (uint64_t *)mask_cfgp); 2319 break; 2320 2321 case OP_SET: 2322 RXDMA_REG_WRITE64(handle, RX_DMA_ENT_MSK_REG, channel, 2323 configuration); 2324 break; 2325 2326 case OP_UPDATE: 2327 RXDMA_REG_READ64(handle, RX_DMA_ENT_MSK_REG, channel, &value); 2328 RXDMA_REG_WRITE64(handle, RX_DMA_ENT_MSK_REG, channel, 2329 configuration | value); 2330 break; 2331 2332 case OP_CLEAR: 2333 RXDMA_REG_WRITE64(handle, RX_DMA_ENT_MSK_REG, channel, 2334 CFG_RXDMA_MASK_ALL); 2335 break; 2336 default: 2337 NPI_ERROR_MSG((handle.function, NPI_ERR_CTL, 2338 "npi_rxdma_event_mask_config", 2339 "eventmask", op_mode)); 2340 return (NPI_FAILURE | NPI_RXDMA_OPCODE_INVALID(channel)); 2341 } 2342 2343 return (status); 2344 } 2345