1/* bnx2x_init.h: Qlogic Everest network driver. 2 * Structures and macroes needed during the initialization. 3 * 4 * Copyright (c) 2007-2013 Broadcom Corporation 5 * Copyright (c) 2014 QLogic Corporation 6 All rights reserved 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation. 11 * 12 * Maintained by: Ariel Elior <ariel.elior@qlogic.com> 13 * Written by: Eliezer Tamir 14 * Modified by: Vladislav Zolotarov 15 */ 16 17#ifndef BNX2X_INIT_H 18#define BNX2X_INIT_H 19 20/* Init operation types and structures */ 21enum { 22 OP_RD = 0x1, /* read a single register */ 23 OP_WR, /* write a single register */ 24 OP_SW, /* copy a string to the device */ 25 OP_ZR, /* clear memory */ 26 OP_ZP, /* unzip then copy with DMAE */ 27 OP_WR_64, /* write 64 bit pattern */ 28 OP_WB, /* copy a string using DMAE */ 29 OP_WB_ZR, /* Clear a string using DMAE or indirect-wr */ 30 /* Skip the following ops if all of the init modes don't match */ 31 OP_IF_MODE_OR, 32 /* Skip the following ops if any of the init modes don't match */ 33 OP_IF_MODE_AND, 34 OP_MAX 35}; 36 37enum { 38 STAGE_START, 39 STAGE_END, 40}; 41 42/* Returns the index of start or end of a specific block stage in ops array*/ 43#define BLOCK_OPS_IDX(block, stage, end) \ 44 (2*(((block)*NUM_OF_INIT_PHASES) + (stage)) + (end)) 45 46 47/* structs for the various opcodes */ 48struct raw_op { 49 u32 op:8; 50 u32 offset:24; 51 u32 raw_data; 52}; 53 54struct op_read { 55 u32 op:8; 56 u32 offset:24; 57 u32 val; 58}; 59 60struct op_write { 61 u32 op:8; 62 u32 offset:24; 63 u32 val; 64}; 65 66struct op_arr_write { 67 u32 op:8; 68 u32 offset:24; 69#ifdef __BIG_ENDIAN 70 u16 data_len; 71 u16 data_off; 72#else /* __LITTLE_ENDIAN */ 73 u16 data_off; 74 u16 data_len; 75#endif 76}; 77 78struct op_zero { 79 u32 op:8; 80 u32 offset:24; 81 u32 len; 82}; 83 84struct op_if_mode { 85 u32 op:8; 86 u32 cmd_offset:24; 87 u32 mode_bit_map; 88}; 89 90 91union init_op { 92 struct op_read read; 93 struct op_write write; 94 struct op_arr_write arr_wr; 95 struct op_zero zero; 96 struct raw_op raw; 97 struct op_if_mode if_mode; 98}; 99 100 101/* Init Phases */ 102enum { 103 PHASE_COMMON, 104 PHASE_PORT0, 105 PHASE_PORT1, 106 PHASE_PF0, 107 PHASE_PF1, 108 PHASE_PF2, 109 PHASE_PF3, 110 PHASE_PF4, 111 PHASE_PF5, 112 PHASE_PF6, 113 PHASE_PF7, 114 NUM_OF_INIT_PHASES 115}; 116 117/* Init Modes */ 118enum { 119 MODE_ASIC = 0x00000001, 120 MODE_FPGA = 0x00000002, 121 MODE_EMUL = 0x00000004, 122 MODE_E2 = 0x00000008, 123 MODE_E3 = 0x00000010, 124 MODE_PORT2 = 0x00000020, 125 MODE_PORT4 = 0x00000040, 126 MODE_SF = 0x00000080, 127 MODE_MF = 0x00000100, 128 MODE_MF_SD = 0x00000200, 129 MODE_MF_SI = 0x00000400, 130 MODE_MF_AFEX = 0x00000800, 131 MODE_E3_A0 = 0x00001000, 132 MODE_E3_B0 = 0x00002000, 133 MODE_COS3 = 0x00004000, 134 MODE_COS6 = 0x00008000, 135 MODE_LITTLE_ENDIAN = 0x00010000, 136 MODE_BIG_ENDIAN = 0x00020000, 137}; 138 139/* Init Blocks */ 140enum { 141 BLOCK_ATC, 142 BLOCK_BRB1, 143 BLOCK_CCM, 144 BLOCK_CDU, 145 BLOCK_CFC, 146 BLOCK_CSDM, 147 BLOCK_CSEM, 148 BLOCK_DBG, 149 BLOCK_DMAE, 150 BLOCK_DORQ, 151 BLOCK_HC, 152 BLOCK_IGU, 153 BLOCK_MISC, 154 BLOCK_NIG, 155 BLOCK_PBF, 156 BLOCK_PGLUE_B, 157 BLOCK_PRS, 158 BLOCK_PXP2, 159 BLOCK_PXP, 160 BLOCK_QM, 161 BLOCK_SRC, 162 BLOCK_TCM, 163 BLOCK_TM, 164 BLOCK_TSDM, 165 BLOCK_TSEM, 166 BLOCK_UCM, 167 BLOCK_UPB, 168 BLOCK_USDM, 169 BLOCK_USEM, 170 BLOCK_XCM, 171 BLOCK_XPB, 172 BLOCK_XSDM, 173 BLOCK_XSEM, 174 BLOCK_MISC_AEU, 175 NUM_OF_INIT_BLOCKS 176}; 177 178/* QM queue numbers */ 179#define BNX2X_ETH_Q 0 180#define BNX2X_TOE_Q 3 181#define BNX2X_TOE_ACK_Q 6 182#define BNX2X_ISCSI_Q 9 183#define BNX2X_ISCSI_ACK_Q 11 184#define BNX2X_FCOE_Q 10 185 186/* Vnics per mode */ 187#define BNX2X_PORT2_MODE_NUM_VNICS 4 188#define BNX2X_PORT4_MODE_NUM_VNICS 2 189 190/* COS offset for port1 in E3 B0 4port mode */ 191#define BNX2X_E3B0_PORT1_COS_OFFSET 3 192 193/* QM Register addresses */ 194#define BNX2X_Q_VOQ_REG_ADDR(pf_q_num)\ 195 (QM_REG_QVOQIDX_0 + 4 * (pf_q_num)) 196#define BNX2X_VOQ_Q_REG_ADDR(cos, pf_q_num)\ 197 (QM_REG_VOQQMASK_0_LSB + 4 * ((cos) * 2 + ((pf_q_num) >> 5))) 198#define BNX2X_Q_CMDQ_REG_ADDR(pf_q_num)\ 199 (QM_REG_BYTECRDCMDQ_0 + 4 * ((pf_q_num) >> 4)) 200 201/* extracts the QM queue number for the specified port and vnic */ 202#define BNX2X_PF_Q_NUM(q_num, port, vnic)\ 203 ((((port) << 1) | (vnic)) * 16 + (q_num)) 204 205 206/* Maps the specified queue to the specified COS */ 207static inline void bnx2x_map_q_cos(struct bnx2x *bp, u32 q_num, u32 new_cos) 208{ 209 /* find current COS mapping */ 210 u32 curr_cos = REG_RD(bp, QM_REG_QVOQIDX_0 + q_num * 4); 211 212 /* check if queue->COS mapping has changed */ 213 if (curr_cos != new_cos) { 214 u32 num_vnics = BNX2X_PORT2_MODE_NUM_VNICS; 215 u32 reg_addr, reg_bit_map, vnic; 216 217 /* update parameters for 4port mode */ 218 if (INIT_MODE_FLAGS(bp) & MODE_PORT4) { 219 num_vnics = BNX2X_PORT4_MODE_NUM_VNICS; 220 if (BP_PORT(bp)) { 221 curr_cos += BNX2X_E3B0_PORT1_COS_OFFSET; 222 new_cos += BNX2X_E3B0_PORT1_COS_OFFSET; 223 } 224 } 225 226 /* change queue mapping for each VNIC */ 227 for (vnic = 0; vnic < num_vnics; vnic++) { 228 u32 pf_q_num = 229 BNX2X_PF_Q_NUM(q_num, BP_PORT(bp), vnic); 230 u32 q_bit_map = 1 << (pf_q_num & 0x1f); 231 232 /* overwrite queue->VOQ mapping */ 233 REG_WR(bp, BNX2X_Q_VOQ_REG_ADDR(pf_q_num), new_cos); 234 235 /* clear queue bit from current COS bit map */ 236 reg_addr = BNX2X_VOQ_Q_REG_ADDR(curr_cos, pf_q_num); 237 reg_bit_map = REG_RD(bp, reg_addr); 238 REG_WR(bp, reg_addr, reg_bit_map & (~q_bit_map)); 239 240 /* set queue bit in new COS bit map */ 241 reg_addr = BNX2X_VOQ_Q_REG_ADDR(new_cos, pf_q_num); 242 reg_bit_map = REG_RD(bp, reg_addr); 243 REG_WR(bp, reg_addr, reg_bit_map | q_bit_map); 244 245 /* set/clear queue bit in command-queue bit map 246 * (E2/E3A0 only, valid COS values are 0/1) 247 */ 248 if (!(INIT_MODE_FLAGS(bp) & MODE_E3_B0)) { 249 reg_addr = BNX2X_Q_CMDQ_REG_ADDR(pf_q_num); 250 reg_bit_map = REG_RD(bp, reg_addr); 251 q_bit_map = 1 << (2 * (pf_q_num & 0xf)); 252 reg_bit_map = new_cos ? 253 (reg_bit_map | q_bit_map) : 254 (reg_bit_map & (~q_bit_map)); 255 REG_WR(bp, reg_addr, reg_bit_map); 256 } 257 } 258 } 259} 260 261/* Configures the QM according to the specified per-traffic-type COSes */ 262static inline void bnx2x_dcb_config_qm(struct bnx2x *bp, enum cos_mode mode, 263 struct priority_cos *traffic_cos) 264{ 265 bnx2x_map_q_cos(bp, BNX2X_FCOE_Q, 266 traffic_cos[LLFC_TRAFFIC_TYPE_FCOE].cos); 267 bnx2x_map_q_cos(bp, BNX2X_ISCSI_Q, 268 traffic_cos[LLFC_TRAFFIC_TYPE_ISCSI].cos); 269 bnx2x_map_q_cos(bp, BNX2X_ISCSI_ACK_Q, 270 traffic_cos[LLFC_TRAFFIC_TYPE_ISCSI].cos); 271 if (mode != STATIC_COS) { 272 /* required only in backward compatible COS mode */ 273 bnx2x_map_q_cos(bp, BNX2X_ETH_Q, 274 traffic_cos[LLFC_TRAFFIC_TYPE_NW].cos); 275 bnx2x_map_q_cos(bp, BNX2X_TOE_Q, 276 traffic_cos[LLFC_TRAFFIC_TYPE_NW].cos); 277 bnx2x_map_q_cos(bp, BNX2X_TOE_ACK_Q, 278 traffic_cos[LLFC_TRAFFIC_TYPE_NW].cos); 279 } 280} 281 282 283/* congestion management port init api description 284 * the api works as follows: 285 * the driver should pass the cmng_init_input struct, the port_init function 286 * will prepare the required internal ram structure which will be passed back 287 * to the driver (cmng_init) that will write it into the internal ram. 288 * 289 * IMPORTANT REMARKS: 290 * 1. the cmng_init struct does not represent the contiguous internal ram 291 * structure. the driver should use the XSTORM_CMNG_PERPORT_VARS_OFFSET 292 * offset in order to write the port sub struct and the 293 * PFID_FROM_PORT_AND_VNIC offset for writing the vnic sub struct (in other 294 * words - don't use memcpy!). 295 * 2. although the cmng_init struct is filled for the maximal vnic number 296 * possible, the driver should only write the valid vnics into the internal 297 * ram according to the appropriate port mode. 298 */ 299 300/* CMNG constants, as derived from system spec calculations */ 301 302/* default MIN rate in case VNIC min rate is configured to zero- 100Mbps */ 303#define DEF_MIN_RATE 100 304 305/* resolution of the rate shaping timer - 400 usec */ 306#define RS_PERIODIC_TIMEOUT_USEC 400 307 308/* number of bytes in single QM arbitration cycle - 309 * coefficient for calculating the fairness timer 310 */ 311#define QM_ARB_BYTES 160000 312 313/* resolution of Min algorithm 1:100 */ 314#define MIN_RES 100 315 316/* how many bytes above threshold for 317 * the minimal credit of Min algorithm 318 */ 319#define MIN_ABOVE_THRESH 32768 320 321/* Fairness algorithm integration time coefficient - 322 * for calculating the actual Tfair 323 */ 324#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES) 325 326/* Memory of fairness algorithm - 2 cycles */ 327#define FAIR_MEM 2 328#define SAFC_TIMEOUT_USEC 52 329 330#define SDM_TICKS 4 331 332 333static inline void bnx2x_init_max(const struct cmng_init_input *input_data, 334 u32 r_param, struct cmng_init *ram_data) 335{ 336 u32 vnic; 337 struct cmng_vnic *vdata = &ram_data->vnic; 338 struct cmng_struct_per_port *pdata = &ram_data->port; 339 /* rate shaping per-port variables 340 * 100 micro seconds in SDM ticks = 25 341 * since each tick is 4 microSeconds 342 */ 343 344 pdata->rs_vars.rs_periodic_timeout = 345 RS_PERIODIC_TIMEOUT_USEC / SDM_TICKS; 346 347 /* this is the threshold below which no timer arming will occur. 348 * 1.25 coefficient is for the threshold to be a little bigger 349 * then the real time to compensate for timer in-accuracy 350 */ 351 pdata->rs_vars.rs_threshold = 352 (5 * RS_PERIODIC_TIMEOUT_USEC * r_param)/4; 353 354 /* rate shaping per-vnic variables */ 355 for (vnic = 0; vnic < BNX2X_PORT2_MODE_NUM_VNICS; vnic++) { 356 /* global vnic counter */ 357 vdata->vnic_max_rate[vnic].vn_counter.rate = 358 input_data->vnic_max_rate[vnic]; 359 /* maximal Mbps for this vnic 360 * the quota in each timer period - number of bytes 361 * transmitted in this period 362 */ 363 vdata->vnic_max_rate[vnic].vn_counter.quota = 364 RS_PERIODIC_TIMEOUT_USEC * 365 (u32)vdata->vnic_max_rate[vnic].vn_counter.rate / 8; 366 } 367 368} 369 370static inline void bnx2x_init_min(const struct cmng_init_input *input_data, 371 u32 r_param, struct cmng_init *ram_data) 372{ 373 u32 vnic, fair_periodic_timeout_usec, vnicWeightSum, tFair; 374 struct cmng_vnic *vdata = &ram_data->vnic; 375 struct cmng_struct_per_port *pdata = &ram_data->port; 376 377 /* this is the resolution of the fairness timer */ 378 fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; 379 380 /* fairness per-port variables 381 * for 10G it is 1000usec. for 1G it is 10000usec. 382 */ 383 tFair = T_FAIR_COEF / input_data->port_rate; 384 385 /* this is the threshold below which we won't arm the timer anymore */ 386 pdata->fair_vars.fair_threshold = QM_ARB_BYTES; 387 388 /* we multiply by 1e3/8 to get bytes/msec. We don't want the credits 389 * to pass a credit of the T_FAIR*FAIR_MEM (algorithm resolution) 390 */ 391 pdata->fair_vars.upper_bound = r_param * tFair * FAIR_MEM; 392 393 /* since each tick is 4 microSeconds */ 394 pdata->fair_vars.fairness_timeout = 395 fair_periodic_timeout_usec / SDM_TICKS; 396 397 /* calculate sum of weights */ 398 vnicWeightSum = 0; 399 400 for (vnic = 0; vnic < BNX2X_PORT2_MODE_NUM_VNICS; vnic++) 401 vnicWeightSum += input_data->vnic_min_rate[vnic]; 402 403 /* global vnic counter */ 404 if (vnicWeightSum > 0) { 405 /* fairness per-vnic variables */ 406 for (vnic = 0; vnic < BNX2X_PORT2_MODE_NUM_VNICS; vnic++) { 407 /* this is the credit for each period of the fairness 408 * algorithm - number of bytes in T_FAIR (this vnic 409 * share of the port rate) 410 */ 411 vdata->vnic_min_rate[vnic].vn_credit_delta = 412 (u32)input_data->vnic_min_rate[vnic] * 100 * 413 (T_FAIR_COEF / (8 * 100 * vnicWeightSum)); 414 if (vdata->vnic_min_rate[vnic].vn_credit_delta < 415 pdata->fair_vars.fair_threshold + 416 MIN_ABOVE_THRESH) { 417 vdata->vnic_min_rate[vnic].vn_credit_delta = 418 pdata->fair_vars.fair_threshold + 419 MIN_ABOVE_THRESH; 420 } 421 } 422 } 423} 424 425static inline void bnx2x_init_fw_wrr(const struct cmng_init_input *input_data, 426 u32 r_param, struct cmng_init *ram_data) 427{ 428 u32 vnic, cos; 429 u32 cosWeightSum = 0; 430 struct cmng_vnic *vdata = &ram_data->vnic; 431 struct cmng_struct_per_port *pdata = &ram_data->port; 432 433 for (cos = 0; cos < MAX_COS_NUMBER; cos++) 434 cosWeightSum += input_data->cos_min_rate[cos]; 435 436 if (cosWeightSum > 0) { 437 438 for (vnic = 0; vnic < BNX2X_PORT2_MODE_NUM_VNICS; vnic++) { 439 /* Since cos and vnic shouldn't work together the rate 440 * to divide between the coses is the port rate. 441 */ 442 u32 *ccd = vdata->vnic_min_rate[vnic].cos_credit_delta; 443 for (cos = 0; cos < MAX_COS_NUMBER; cos++) { 444 /* this is the credit for each period of 445 * the fairness algorithm - number of bytes 446 * in T_FAIR (this cos share of the vnic rate) 447 */ 448 ccd[cos] = 449 (u32)input_data->cos_min_rate[cos] * 100 * 450 (T_FAIR_COEF / (8 * 100 * cosWeightSum)); 451 if (ccd[cos] < pdata->fair_vars.fair_threshold 452 + MIN_ABOVE_THRESH) { 453 ccd[cos] = 454 pdata->fair_vars.fair_threshold + 455 MIN_ABOVE_THRESH; 456 } 457 } 458 } 459 } 460} 461 462static inline void bnx2x_init_safc(const struct cmng_init_input *input_data, 463 struct cmng_init *ram_data) 464{ 465 /* in microSeconds */ 466 ram_data->port.safc_vars.safc_timeout_usec = SAFC_TIMEOUT_USEC; 467} 468 469/* Congestion management port init */ 470static inline void bnx2x_init_cmng(const struct cmng_init_input *input_data, 471 struct cmng_init *ram_data) 472{ 473 u32 r_param; 474 memset(ram_data, 0, sizeof(struct cmng_init)); 475 476 ram_data->port.flags = input_data->flags; 477 478 /* number of bytes transmitted in a rate of 10Gbps 479 * in one usec = 1.25KB. 480 */ 481 r_param = BITS_TO_BYTES(input_data->port_rate); 482 bnx2x_init_max(input_data, r_param, ram_data); 483 bnx2x_init_min(input_data, r_param, ram_data); 484 bnx2x_init_fw_wrr(input_data, r_param, ram_data); 485 bnx2x_init_safc(input_data, ram_data); 486} 487 488 489 490/* Returns the index of start or end of a specific block stage in ops array */ 491#define BLOCK_OPS_IDX(block, stage, end) \ 492 (2*(((block)*NUM_OF_INIT_PHASES) + (stage)) + (end)) 493 494 495#define INITOP_SET 0 /* set the HW directly */ 496#define INITOP_CLEAR 1 /* clear the HW directly */ 497#define INITOP_INIT 2 /* set the init-value array */ 498 499/**************************************************************************** 500* ILT management 501****************************************************************************/ 502struct ilt_line { 503 dma_addr_t page_mapping; 504 void *page; 505 u32 size; 506}; 507 508struct ilt_client_info { 509 u32 page_size; 510 u16 start; 511 u16 end; 512 u16 client_num; 513 u16 flags; 514#define ILT_CLIENT_SKIP_INIT 0x1 515#define ILT_CLIENT_SKIP_MEM 0x2 516}; 517 518struct bnx2x_ilt { 519 u32 start_line; 520 struct ilt_line *lines; 521 struct ilt_client_info clients[4]; 522#define ILT_CLIENT_CDU 0 523#define ILT_CLIENT_QM 1 524#define ILT_CLIENT_SRC 2 525#define ILT_CLIENT_TM 3 526}; 527 528/**************************************************************************** 529* SRC configuration 530****************************************************************************/ 531struct src_ent { 532 u8 opaque[56]; 533 u64 next; 534}; 535 536/**************************************************************************** 537* Parity configuration 538****************************************************************************/ 539#define BLOCK_PRTY_INFO(block, en_mask, m1, m1h, m2, m3) \ 540{ \ 541 block##_REG_##block##_PRTY_MASK, \ 542 block##_REG_##block##_PRTY_STS_CLR, \ 543 en_mask, {m1, m1h, m2, m3}, #block \ 544} 545 546#define BLOCK_PRTY_INFO_0(block, en_mask, m1, m1h, m2, m3) \ 547{ \ 548 block##_REG_##block##_PRTY_MASK_0, \ 549 block##_REG_##block##_PRTY_STS_CLR_0, \ 550 en_mask, {m1, m1h, m2, m3}, #block"_0" \ 551} 552 553#define BLOCK_PRTY_INFO_1(block, en_mask, m1, m1h, m2, m3) \ 554{ \ 555 block##_REG_##block##_PRTY_MASK_1, \ 556 block##_REG_##block##_PRTY_STS_CLR_1, \ 557 en_mask, {m1, m1h, m2, m3}, #block"_1" \ 558} 559 560static const struct { 561 u32 mask_addr; 562 u32 sts_clr_addr; 563 u32 en_mask; /* Mask to enable parity attentions */ 564 struct { 565 u32 e1; /* 57710 */ 566 u32 e1h; /* 57711 */ 567 u32 e2; /* 57712 */ 568 u32 e3; /* 578xx */ 569 } reg_mask; /* Register mask (all valid bits) */ 570 char name[8]; /* Block's longest name is 7 characters long 571 * (name + suffix) 572 */ 573} bnx2x_blocks_parity_data[] = { 574 /* bit 19 masked */ 575 /* REG_WR(bp, PXP_REG_PXP_PRTY_MASK, 0x80000); */ 576 /* bit 5,18,20-31 */ 577 /* REG_WR(bp, PXP2_REG_PXP2_PRTY_MASK_0, 0xfff40020); */ 578 /* bit 5 */ 579 /* REG_WR(bp, PXP2_REG_PXP2_PRTY_MASK_1, 0x20); */ 580 /* REG_WR(bp, HC_REG_HC_PRTY_MASK, 0x0); */ 581 /* REG_WR(bp, MISC_REG_MISC_PRTY_MASK, 0x0); */ 582 583 /* Block IGU, MISC, PXP and PXP2 parity errors as long as we don't 584 * want to handle "system kill" flow at the moment. 585 */ 586 BLOCK_PRTY_INFO(PXP, 0x7ffffff, 0x3ffffff, 0x3ffffff, 0x7ffffff, 587 0x7ffffff), 588 BLOCK_PRTY_INFO_0(PXP2, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 589 0xffffffff), 590 BLOCK_PRTY_INFO_1(PXP2, 0x1ffffff, 0x7f, 0x7f, 0x7ff, 0x1ffffff), 591 BLOCK_PRTY_INFO(HC, 0x7, 0x7, 0x7, 0, 0), 592 BLOCK_PRTY_INFO(NIG, 0xffffffff, 0x3fffffff, 0xffffffff, 0, 0), 593 BLOCK_PRTY_INFO_0(NIG, 0xffffffff, 0, 0, 0xffffffff, 0xffffffff), 594 BLOCK_PRTY_INFO_1(NIG, 0xffff, 0, 0, 0xff, 0xffff), 595 BLOCK_PRTY_INFO(IGU, 0x7ff, 0, 0, 0x7ff, 0x7ff), 596 BLOCK_PRTY_INFO(MISC, 0x1, 0x1, 0x1, 0x1, 0x1), 597 BLOCK_PRTY_INFO(QM, 0, 0x1ff, 0xfff, 0xfff, 0xfff), 598 BLOCK_PRTY_INFO(ATC, 0x1f, 0, 0, 0x1f, 0x1f), 599 BLOCK_PRTY_INFO(PGLUE_B, 0x3, 0, 0, 0x3, 0x3), 600 BLOCK_PRTY_INFO(DORQ, 0, 0x3, 0x3, 0x3, 0x3), 601 {GRCBASE_UPB + PB_REG_PB_PRTY_MASK, 602 GRCBASE_UPB + PB_REG_PB_PRTY_STS_CLR, 0xf, 603 {0xf, 0xf, 0xf, 0xf}, "UPB"}, 604 {GRCBASE_XPB + PB_REG_PB_PRTY_MASK, 605 GRCBASE_XPB + PB_REG_PB_PRTY_STS_CLR, 0, 606 {0xf, 0xf, 0xf, 0xf}, "XPB"}, 607 BLOCK_PRTY_INFO(SRC, 0x4, 0x7, 0x7, 0x7, 0x7), 608 BLOCK_PRTY_INFO(CDU, 0, 0x1f, 0x1f, 0x1f, 0x1f), 609 BLOCK_PRTY_INFO(CFC, 0, 0xf, 0xf, 0xf, 0x3f), 610 BLOCK_PRTY_INFO(DBG, 0, 0x1, 0x1, 0x1, 0x1), 611 BLOCK_PRTY_INFO(DMAE, 0, 0xf, 0xf, 0xf, 0xf), 612 BLOCK_PRTY_INFO(BRB1, 0, 0xf, 0xf, 0xf, 0xf), 613 BLOCK_PRTY_INFO(PRS, (1<<6), 0xff, 0xff, 0xff, 0xff), 614 BLOCK_PRTY_INFO(PBF, 0, 0, 0x3ffff, 0xfffff, 0xfffffff), 615 BLOCK_PRTY_INFO(TM, 0, 0, 0x7f, 0x7f, 0x7f), 616 BLOCK_PRTY_INFO(TSDM, 0x18, 0x7ff, 0x7ff, 0x7ff, 0x7ff), 617 BLOCK_PRTY_INFO(CSDM, 0x8, 0x7ff, 0x7ff, 0x7ff, 0x7ff), 618 BLOCK_PRTY_INFO(USDM, 0x38, 0x7ff, 0x7ff, 0x7ff, 0x7ff), 619 BLOCK_PRTY_INFO(XSDM, 0x8, 0x7ff, 0x7ff, 0x7ff, 0x7ff), 620 BLOCK_PRTY_INFO(TCM, 0, 0, 0x7ffffff, 0x7ffffff, 0x7ffffff), 621 BLOCK_PRTY_INFO(CCM, 0, 0, 0x7ffffff, 0x7ffffff, 0x7ffffff), 622 BLOCK_PRTY_INFO(UCM, 0, 0, 0x7ffffff, 0x7ffffff, 0x7ffffff), 623 BLOCK_PRTY_INFO(XCM, 0, 0, 0x3fffffff, 0x3fffffff, 0x3fffffff), 624 BLOCK_PRTY_INFO_0(TSEM, 0, 0xffffffff, 0xffffffff, 0xffffffff, 625 0xffffffff), 626 BLOCK_PRTY_INFO_1(TSEM, 0, 0x3, 0x1f, 0x3f, 0x3f), 627 BLOCK_PRTY_INFO_0(USEM, 0, 0xffffffff, 0xffffffff, 0xffffffff, 628 0xffffffff), 629 BLOCK_PRTY_INFO_1(USEM, 0, 0x3, 0x1f, 0x1f, 0x1f), 630 BLOCK_PRTY_INFO_0(CSEM, 0, 0xffffffff, 0xffffffff, 0xffffffff, 631 0xffffffff), 632 BLOCK_PRTY_INFO_1(CSEM, 0, 0x3, 0x1f, 0x1f, 0x1f), 633 BLOCK_PRTY_INFO_0(XSEM, 0, 0xffffffff, 0xffffffff, 0xffffffff, 634 0xffffffff), 635 BLOCK_PRTY_INFO_1(XSEM, 0, 0x3, 0x1f, 0x3f, 0x3f), 636}; 637 638 639/* [28] MCP Latched rom_parity 640 * [29] MCP Latched ump_rx_parity 641 * [30] MCP Latched ump_tx_parity 642 * [31] MCP Latched scpad_parity 643 */ 644#define MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS \ 645 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \ 646 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \ 647 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY) 648 649#define MISC_AEU_ENABLE_MCP_PRTY_BITS \ 650 (MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS | \ 651 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY) 652 653/* Below registers control the MCP parity attention output. When 654 * MISC_AEU_ENABLE_MCP_PRTY_BITS are set - attentions are 655 * enabled, when cleared - disabled. 656 */ 657static const struct { 658 u32 addr; 659 u32 bits; 660} mcp_attn_ctl_regs[] = { 661 { MISC_REG_AEU_ENABLE4_FUNC_0_OUT_0, 662 MISC_AEU_ENABLE_MCP_PRTY_BITS }, 663 { MISC_REG_AEU_ENABLE4_NIG_0, 664 MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS }, 665 { MISC_REG_AEU_ENABLE4_PXP_0, 666 MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS }, 667 { MISC_REG_AEU_ENABLE4_FUNC_1_OUT_0, 668 MISC_AEU_ENABLE_MCP_PRTY_BITS }, 669 { MISC_REG_AEU_ENABLE4_NIG_1, 670 MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS }, 671 { MISC_REG_AEU_ENABLE4_PXP_1, 672 MISC_AEU_ENABLE_MCP_PRTY_SUB_BITS } 673}; 674 675static inline void bnx2x_set_mcp_parity(struct bnx2x *bp, u8 enable) 676{ 677 int i; 678 u32 reg_val; 679 680 for (i = 0; i < ARRAY_SIZE(mcp_attn_ctl_regs); i++) { 681 reg_val = REG_RD(bp, mcp_attn_ctl_regs[i].addr); 682 683 if (enable) 684 reg_val |= mcp_attn_ctl_regs[i].bits; 685 else 686 reg_val &= ~mcp_attn_ctl_regs[i].bits; 687 688 REG_WR(bp, mcp_attn_ctl_regs[i].addr, reg_val); 689 } 690} 691 692static inline u32 bnx2x_parity_reg_mask(struct bnx2x *bp, int idx) 693{ 694 if (CHIP_IS_E1(bp)) 695 return bnx2x_blocks_parity_data[idx].reg_mask.e1; 696 else if (CHIP_IS_E1H(bp)) 697 return bnx2x_blocks_parity_data[idx].reg_mask.e1h; 698 else if (CHIP_IS_E2(bp)) 699 return bnx2x_blocks_parity_data[idx].reg_mask.e2; 700 else /* CHIP_IS_E3 */ 701 return bnx2x_blocks_parity_data[idx].reg_mask.e3; 702} 703 704static inline void bnx2x_disable_blocks_parity(struct bnx2x *bp) 705{ 706 int i; 707 708 for (i = 0; i < ARRAY_SIZE(bnx2x_blocks_parity_data); i++) { 709 u32 dis_mask = bnx2x_parity_reg_mask(bp, i); 710 711 if (dis_mask) { 712 REG_WR(bp, bnx2x_blocks_parity_data[i].mask_addr, 713 dis_mask); 714 DP(NETIF_MSG_HW, "Setting parity mask " 715 "for %s to\t\t0x%x\n", 716 bnx2x_blocks_parity_data[i].name, dis_mask); 717 } 718 } 719 720 /* Disable MCP parity attentions */ 721 bnx2x_set_mcp_parity(bp, false); 722} 723 724/* Clear the parity error status registers. */ 725static inline void bnx2x_clear_blocks_parity(struct bnx2x *bp) 726{ 727 int i; 728 u32 reg_val, mcp_aeu_bits = 729 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | 730 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY | 731 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | 732 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY; 733 734 /* Clear SEM_FAST parities */ 735 REG_WR(bp, XSEM_REG_FAST_MEMORY + SEM_FAST_REG_PARITY_RST, 0x1); 736 REG_WR(bp, TSEM_REG_FAST_MEMORY + SEM_FAST_REG_PARITY_RST, 0x1); 737 REG_WR(bp, USEM_REG_FAST_MEMORY + SEM_FAST_REG_PARITY_RST, 0x1); 738 REG_WR(bp, CSEM_REG_FAST_MEMORY + SEM_FAST_REG_PARITY_RST, 0x1); 739 740 for (i = 0; i < ARRAY_SIZE(bnx2x_blocks_parity_data); i++) { 741 u32 reg_mask = bnx2x_parity_reg_mask(bp, i); 742 743 if (reg_mask) { 744 reg_val = REG_RD(bp, bnx2x_blocks_parity_data[i]. 745 sts_clr_addr); 746 if (reg_val & reg_mask) 747 DP(NETIF_MSG_HW, 748 "Parity errors in %s: 0x%x\n", 749 bnx2x_blocks_parity_data[i].name, 750 reg_val & reg_mask); 751 } 752 } 753 754 /* Check if there were parity attentions in MCP */ 755 reg_val = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_MCP); 756 if (reg_val & mcp_aeu_bits) 757 DP(NETIF_MSG_HW, "Parity error in MCP: 0x%x\n", 758 reg_val & mcp_aeu_bits); 759 760 /* Clear parity attentions in MCP: 761 * [7] clears Latched rom_parity 762 * [8] clears Latched ump_rx_parity 763 * [9] clears Latched ump_tx_parity 764 * [10] clears Latched scpad_parity (both ports) 765 */ 766 REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x780); 767} 768 769static inline void bnx2x_enable_blocks_parity(struct bnx2x *bp) 770{ 771 int i; 772 773 for (i = 0; i < ARRAY_SIZE(bnx2x_blocks_parity_data); i++) { 774 u32 reg_mask = bnx2x_parity_reg_mask(bp, i); 775 776 if (reg_mask) 777 REG_WR(bp, bnx2x_blocks_parity_data[i].mask_addr, 778 bnx2x_blocks_parity_data[i].en_mask & reg_mask); 779 } 780 781 /* Enable MCP parity attentions */ 782 bnx2x_set_mcp_parity(bp, true); 783} 784 785 786#endif /* BNX2X_INIT_H */ 787 788