1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) 2 /* QLogic qed NIC Driver 3 * Copyright (c) 2015 QLogic Corporation 4 * Copyright (c) 2019-2021 Marvell International Ltd. 5 */ 6 7 #include <linux/module.h> 8 #include <linux/vmalloc.h> 9 #include <linux/crc32.h> 10 #include "qed.h" 11 #include "qed_cxt.h" 12 #include "qed_hsi.h" 13 #include "qed_dbg_hsi.h" 14 #include "qed_hw.h" 15 #include "qed_mcp.h" 16 #include "qed_reg_addr.h" 17 18 /* Memory groups enum */ 19 enum mem_groups { 20 MEM_GROUP_PXP_MEM, 21 MEM_GROUP_DMAE_MEM, 22 MEM_GROUP_CM_MEM, 23 MEM_GROUP_QM_MEM, 24 MEM_GROUP_DORQ_MEM, 25 MEM_GROUP_BRB_RAM, 26 MEM_GROUP_BRB_MEM, 27 MEM_GROUP_PRS_MEM, 28 MEM_GROUP_SDM_MEM, 29 MEM_GROUP_PBUF, 30 MEM_GROUP_IOR, 31 MEM_GROUP_RAM, 32 MEM_GROUP_BTB_RAM, 33 MEM_GROUP_RDIF_CTX, 34 MEM_GROUP_TDIF_CTX, 35 MEM_GROUP_CFC_MEM, 36 MEM_GROUP_CONN_CFC_MEM, 37 MEM_GROUP_CAU_PI, 38 MEM_GROUP_CAU_MEM, 39 MEM_GROUP_CAU_MEM_EXT, 40 MEM_GROUP_PXP_ILT, 41 MEM_GROUP_MULD_MEM, 42 MEM_GROUP_BTB_MEM, 43 MEM_GROUP_IGU_MEM, 44 MEM_GROUP_IGU_MSIX, 45 MEM_GROUP_CAU_SB, 46 MEM_GROUP_BMB_RAM, 47 MEM_GROUP_BMB_MEM, 48 MEM_GROUP_TM_MEM, 49 MEM_GROUP_TASK_CFC_MEM, 50 MEM_GROUPS_NUM 51 }; 52 53 /* Memory groups names */ 54 static const char * const s_mem_group_names[] = { 55 "PXP_MEM", 56 "DMAE_MEM", 57 "CM_MEM", 58 "QM_MEM", 59 "DORQ_MEM", 60 "BRB_RAM", 61 "BRB_MEM", 62 "PRS_MEM", 63 "SDM_MEM", 64 "PBUF", 65 "IOR", 66 "RAM", 67 "BTB_RAM", 68 "RDIF_CTX", 69 "TDIF_CTX", 70 "CFC_MEM", 71 "CONN_CFC_MEM", 72 "CAU_PI", 73 "CAU_MEM", 74 "CAU_MEM_EXT", 75 "PXP_ILT", 76 "MULD_MEM", 77 "BTB_MEM", 78 "IGU_MEM", 79 "IGU_MSIX", 80 "CAU_SB", 81 "BMB_RAM", 82 "BMB_MEM", 83 "TM_MEM", 84 "TASK_CFC_MEM", 85 }; 86 87 /* Idle check conditions */ 88 89 static u32 cond5(const u32 *r, const u32 *imm) 90 { 91 return ((r[0] & imm[0]) != imm[1]) && ((r[1] & imm[2]) != imm[3]); 92 } 93 94 static u32 cond7(const u32 *r, const u32 *imm) 95 { 96 return ((r[0] >> imm[0]) & imm[1]) != imm[2]; 97 } 98 99 static u32 cond6(const u32 *r, const u32 *imm) 100 { 101 return (r[0] & imm[0]) != imm[1]; 102 } 103 104 static u32 cond9(const u32 *r, const u32 *imm) 105 { 106 return ((r[0] & imm[0]) >> imm[1]) != 107 (((r[0] & imm[2]) >> imm[3]) | ((r[1] & imm[4]) << imm[5])); 108 } 109 110 static u32 cond10(const u32 *r, const u32 *imm) 111 { 112 return ((r[0] & imm[0]) >> imm[1]) != (r[0] & imm[2]); 113 } 114 115 static u32 cond4(const u32 *r, const u32 *imm) 116 { 117 return (r[0] & ~imm[0]) != imm[1]; 118 } 119 120 static u32 cond0(const u32 *r, const u32 *imm) 121 { 122 return (r[0] & ~r[1]) != imm[0]; 123 } 124 125 static u32 cond14(const u32 *r, const u32 *imm) 126 { 127 return (r[0] | imm[0]) != imm[1]; 128 } 129 130 static u32 cond1(const u32 *r, const u32 *imm) 131 { 132 return r[0] != imm[0]; 133 } 134 135 static u32 cond11(const u32 *r, const u32 *imm) 136 { 137 return r[0] != r[1] && r[2] == imm[0]; 138 } 139 140 static u32 cond12(const u32 *r, const u32 *imm) 141 { 142 return r[0] != r[1] && r[2] > imm[0]; 143 } 144 145 static u32 cond3(const u32 *r, const u32 *imm) 146 { 147 return r[0] != r[1]; 148 } 149 150 static u32 cond13(const u32 *r, const u32 *imm) 151 { 152 return r[0] & imm[0]; 153 } 154 155 static u32 cond8(const u32 *r, const u32 *imm) 156 { 157 return r[0] < (r[1] - imm[0]); 158 } 159 160 static u32 cond2(const u32 *r, const u32 *imm) 161 { 162 return r[0] > imm[0]; 163 } 164 165 /* Array of Idle Check conditions */ 166 static u32(*cond_arr[]) (const u32 *r, const u32 *imm) = { 167 cond0, 168 cond1, 169 cond2, 170 cond3, 171 cond4, 172 cond5, 173 cond6, 174 cond7, 175 cond8, 176 cond9, 177 cond10, 178 cond11, 179 cond12, 180 cond13, 181 cond14, 182 }; 183 184 #define NUM_PHYS_BLOCKS 84 185 186 #define NUM_DBG_RESET_REGS 8 187 188 /******************************* Data Types **********************************/ 189 190 enum hw_types { 191 HW_TYPE_ASIC, 192 PLATFORM_RESERVED, 193 PLATFORM_RESERVED2, 194 PLATFORM_RESERVED3, 195 PLATFORM_RESERVED4, 196 MAX_HW_TYPES 197 }; 198 199 /* CM context types */ 200 enum cm_ctx_types { 201 CM_CTX_CONN_AG, 202 CM_CTX_CONN_ST, 203 CM_CTX_TASK_AG, 204 CM_CTX_TASK_ST, 205 NUM_CM_CTX_TYPES 206 }; 207 208 /* Debug bus frame modes */ 209 enum dbg_bus_frame_modes { 210 DBG_BUS_FRAME_MODE_4ST = 0, /* 4 Storm dwords (no HW) */ 211 DBG_BUS_FRAME_MODE_2ST_2HW = 1, /* 2 Storm dwords, 2 HW dwords */ 212 DBG_BUS_FRAME_MODE_1ST_3HW = 2, /* 1 Storm dwords, 3 HW dwords */ 213 DBG_BUS_FRAME_MODE_4HW = 3, /* 4 HW dwords (no Storms) */ 214 DBG_BUS_FRAME_MODE_8HW = 4, /* 8 HW dwords (no Storms) */ 215 DBG_BUS_NUM_FRAME_MODES 216 }; 217 218 /* Debug bus SEMI frame modes */ 219 enum dbg_bus_semi_frame_modes { 220 DBG_BUS_SEMI_FRAME_MODE_4FAST = 0, /* 4 fast dw */ 221 DBG_BUS_SEMI_FRAME_MODE_2FAST_2SLOW = 1, /* 2 fast dw, 2 slow dw */ 222 DBG_BUS_SEMI_FRAME_MODE_1FAST_3SLOW = 2, /* 1 fast dw,3 slow dw */ 223 DBG_BUS_SEMI_FRAME_MODE_4SLOW = 3, /* 4 slow dw */ 224 DBG_BUS_SEMI_NUM_FRAME_MODES 225 }; 226 227 /* Debug bus filter types */ 228 enum dbg_bus_filter_types { 229 DBG_BUS_FILTER_TYPE_OFF, /* Filter always off */ 230 DBG_BUS_FILTER_TYPE_PRE, /* Filter before trigger only */ 231 DBG_BUS_FILTER_TYPE_POST, /* Filter after trigger only */ 232 DBG_BUS_FILTER_TYPE_ON /* Filter always on */ 233 }; 234 235 /* Debug bus pre-trigger recording types */ 236 enum dbg_bus_pre_trigger_types { 237 DBG_BUS_PRE_TRIGGER_FROM_ZERO, /* Record from time 0 */ 238 DBG_BUS_PRE_TRIGGER_NUM_CHUNKS, /* Record some chunks before trigger */ 239 DBG_BUS_PRE_TRIGGER_DROP /* Drop data before trigger */ 240 }; 241 242 /* Debug bus post-trigger recording types */ 243 enum dbg_bus_post_trigger_types { 244 DBG_BUS_POST_TRIGGER_RECORD, /* Start recording after trigger */ 245 DBG_BUS_POST_TRIGGER_DROP /* Drop data after trigger */ 246 }; 247 248 /* Debug bus other engine mode */ 249 enum dbg_bus_other_engine_modes { 250 DBG_BUS_OTHER_ENGINE_MODE_NONE, 251 DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_TX, 252 DBG_BUS_OTHER_ENGINE_MODE_DOUBLE_BW_RX, 253 DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_TX, 254 DBG_BUS_OTHER_ENGINE_MODE_CROSS_ENGINE_RX 255 }; 256 257 /* DBG block Framing mode definitions */ 258 struct framing_mode_defs { 259 u8 id; 260 u8 blocks_dword_mask; 261 u8 storms_dword_mask; 262 u8 semi_framing_mode_id; 263 u8 full_buf_thr; 264 }; 265 266 /* Chip constant definitions */ 267 struct chip_defs { 268 const char *name; 269 u8 dwords_per_cycle; 270 u8 num_framing_modes; 271 u32 num_ilt_pages; 272 struct framing_mode_defs *framing_modes; 273 }; 274 275 /* HW type constant definitions */ 276 struct hw_type_defs { 277 const char *name; 278 u32 delay_factor; 279 u32 dmae_thresh; 280 u32 log_thresh; 281 }; 282 283 /* RBC reset definitions */ 284 struct rbc_reset_defs { 285 u32 reset_reg_addr; 286 u32 reset_val[MAX_CHIP_IDS]; 287 }; 288 289 /* Storm constant definitions. 290 * Addresses are in bytes, sizes are in quad-regs. 291 */ 292 struct storm_defs { 293 char letter; 294 enum block_id sem_block_id; 295 enum dbg_bus_clients dbg_client_id[MAX_CHIP_IDS]; 296 bool has_vfc; 297 u32 sem_fast_mem_addr; 298 u32 sem_frame_mode_addr; 299 u32 sem_slow_enable_addr; 300 u32 sem_slow_mode_addr; 301 u32 sem_slow_mode1_conf_addr; 302 u32 sem_sync_dbg_empty_addr; 303 u32 sem_gpre_vect_addr; 304 u32 cm_ctx_wr_addr; 305 u32 cm_ctx_rd_addr[NUM_CM_CTX_TYPES]; 306 u32 cm_ctx_lid_sizes[MAX_CHIP_IDS][NUM_CM_CTX_TYPES]; 307 }; 308 309 /* Debug Bus Constraint operation constant definitions */ 310 struct dbg_bus_constraint_op_defs { 311 u8 hw_op_val; 312 bool is_cyclic; 313 }; 314 315 /* Storm Mode definitions */ 316 struct storm_mode_defs { 317 const char *name; 318 bool is_fast_dbg; 319 u8 id_in_hw; 320 u32 src_disable_reg_addr; 321 u32 src_enable_val; 322 bool exists[MAX_CHIP_IDS]; 323 }; 324 325 struct grc_param_defs { 326 u32 default_val[MAX_CHIP_IDS]; 327 u32 min; 328 u32 max; 329 bool is_preset; 330 bool is_persistent; 331 u32 exclude_all_preset_val; 332 u32 crash_preset_val[MAX_CHIP_IDS]; 333 }; 334 335 /* Address is in 128b units. Width is in bits. */ 336 struct rss_mem_defs { 337 const char *mem_name; 338 const char *type_name; 339 u32 addr; 340 u32 entry_width; 341 u32 num_entries[MAX_CHIP_IDS]; 342 }; 343 344 struct vfc_ram_defs { 345 const char *mem_name; 346 const char *type_name; 347 u32 base_row; 348 u32 num_rows; 349 }; 350 351 struct big_ram_defs { 352 const char *instance_name; 353 enum mem_groups mem_group_id; 354 enum mem_groups ram_mem_group_id; 355 enum dbg_grc_params grc_param; 356 u32 addr_reg_addr; 357 u32 data_reg_addr; 358 u32 is_256b_reg_addr; 359 u32 is_256b_bit_offset[MAX_CHIP_IDS]; 360 u32 ram_size[MAX_CHIP_IDS]; /* In dwords */ 361 }; 362 363 struct phy_defs { 364 const char *phy_name; 365 366 /* PHY base GRC address */ 367 u32 base_addr; 368 369 /* Relative address of indirect TBUS address register (bits 0..7) */ 370 u32 tbus_addr_lo_addr; 371 372 /* Relative address of indirect TBUS address register (bits 8..10) */ 373 u32 tbus_addr_hi_addr; 374 375 /* Relative address of indirect TBUS data register (bits 0..7) */ 376 u32 tbus_data_lo_addr; 377 378 /* Relative address of indirect TBUS data register (bits 8..11) */ 379 u32 tbus_data_hi_addr; 380 }; 381 382 /* Split type definitions */ 383 struct split_type_defs { 384 const char *name; 385 }; 386 387 /******************************** Constants **********************************/ 388 389 #define BYTES_IN_DWORD sizeof(u32) 390 /* In the macros below, size and offset are specified in bits */ 391 #define CEIL_DWORDS(size) DIV_ROUND_UP(size, 32) 392 #define FIELD_BIT_OFFSET(type, field) type ## _ ## field ## _ ## OFFSET 393 #define FIELD_BIT_SIZE(type, field) type ## _ ## field ## _ ## SIZE 394 #define FIELD_DWORD_OFFSET(type, field) \ 395 ((int)(FIELD_BIT_OFFSET(type, field) / 32)) 396 #define FIELD_DWORD_SHIFT(type, field) (FIELD_BIT_OFFSET(type, field) % 32) 397 #define FIELD_BIT_MASK(type, field) \ 398 (((1 << FIELD_BIT_SIZE(type, field)) - 1) << \ 399 FIELD_DWORD_SHIFT(type, field)) 400 401 #define SET_VAR_FIELD(var, type, field, val) \ 402 do { \ 403 var[FIELD_DWORD_OFFSET(type, field)] &= \ 404 (~FIELD_BIT_MASK(type, field)); \ 405 var[FIELD_DWORD_OFFSET(type, field)] |= \ 406 (val) << FIELD_DWORD_SHIFT(type, field); \ 407 } while (0) 408 409 #define ARR_REG_WR(dev, ptt, addr, arr, arr_size) \ 410 do { \ 411 for (i = 0; i < (arr_size); i++) \ 412 qed_wr(dev, ptt, addr, (arr)[i]); \ 413 } while (0) 414 415 #define DWORDS_TO_BYTES(dwords) ((dwords) * BYTES_IN_DWORD) 416 #define BYTES_TO_DWORDS(bytes) ((bytes) / BYTES_IN_DWORD) 417 418 /* extra lines include a signature line + optional latency events line */ 419 #define NUM_EXTRA_DBG_LINES(block) \ 420 (GET_FIELD((block)->flags, DBG_BLOCK_CHIP_HAS_LATENCY_EVENTS) ? 2 : 1) 421 #define NUM_DBG_LINES(block) \ 422 ((block)->num_of_dbg_bus_lines + NUM_EXTRA_DBG_LINES(block)) 423 424 #define USE_DMAE true 425 #define PROTECT_WIDE_BUS true 426 427 #define RAM_LINES_TO_DWORDS(lines) ((lines) * 2) 428 #define RAM_LINES_TO_BYTES(lines) \ 429 DWORDS_TO_BYTES(RAM_LINES_TO_DWORDS(lines)) 430 431 #define REG_DUMP_LEN_SHIFT 24 432 #define MEM_DUMP_ENTRY_SIZE_DWORDS \ 433 BYTES_TO_DWORDS(sizeof(struct dbg_dump_mem)) 434 435 #define IDLE_CHK_RULE_SIZE_DWORDS \ 436 BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_rule)) 437 438 #define IDLE_CHK_RESULT_HDR_DWORDS \ 439 BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_result_hdr)) 440 441 #define IDLE_CHK_RESULT_REG_HDR_DWORDS \ 442 BYTES_TO_DWORDS(sizeof(struct dbg_idle_chk_result_reg_hdr)) 443 444 #define PAGE_MEM_DESC_SIZE_DWORDS \ 445 BYTES_TO_DWORDS(sizeof(struct phys_mem_desc)) 446 447 #define IDLE_CHK_MAX_ENTRIES_SIZE 32 448 449 /* The sizes and offsets below are specified in bits */ 450 #define VFC_CAM_CMD_STRUCT_SIZE 64 451 #define VFC_CAM_CMD_ROW_OFFSET 48 452 #define VFC_CAM_CMD_ROW_SIZE 9 453 #define VFC_CAM_ADDR_STRUCT_SIZE 16 454 #define VFC_CAM_ADDR_OP_OFFSET 0 455 #define VFC_CAM_ADDR_OP_SIZE 4 456 #define VFC_CAM_RESP_STRUCT_SIZE 256 457 #define VFC_RAM_ADDR_STRUCT_SIZE 16 458 #define VFC_RAM_ADDR_OP_OFFSET 0 459 #define VFC_RAM_ADDR_OP_SIZE 2 460 #define VFC_RAM_ADDR_ROW_OFFSET 2 461 #define VFC_RAM_ADDR_ROW_SIZE 10 462 #define VFC_RAM_RESP_STRUCT_SIZE 256 463 464 #define VFC_CAM_CMD_DWORDS CEIL_DWORDS(VFC_CAM_CMD_STRUCT_SIZE) 465 #define VFC_CAM_ADDR_DWORDS CEIL_DWORDS(VFC_CAM_ADDR_STRUCT_SIZE) 466 #define VFC_CAM_RESP_DWORDS CEIL_DWORDS(VFC_CAM_RESP_STRUCT_SIZE) 467 #define VFC_RAM_CMD_DWORDS VFC_CAM_CMD_DWORDS 468 #define VFC_RAM_ADDR_DWORDS CEIL_DWORDS(VFC_RAM_ADDR_STRUCT_SIZE) 469 #define VFC_RAM_RESP_DWORDS CEIL_DWORDS(VFC_RAM_RESP_STRUCT_SIZE) 470 471 #define NUM_VFC_RAM_TYPES 4 472 473 #define VFC_CAM_NUM_ROWS 512 474 475 #define VFC_OPCODE_CAM_RD 14 476 #define VFC_OPCODE_RAM_RD 0 477 478 #define NUM_RSS_MEM_TYPES 5 479 480 #define NUM_BIG_RAM_TYPES 3 481 #define BIG_RAM_NAME_LEN 3 482 483 #define NUM_PHY_TBUS_ADDRESSES 2048 484 #define PHY_DUMP_SIZE_DWORDS (NUM_PHY_TBUS_ADDRESSES / 2) 485 486 #define RESET_REG_UNRESET_OFFSET 4 487 488 #define STALL_DELAY_MS 500 489 490 #define STATIC_DEBUG_LINE_DWORDS 9 491 492 #define NUM_COMMON_GLOBAL_PARAMS 10 493 494 #define MAX_RECURSION_DEPTH 10 495 496 #define FW_IMG_KUKU 0 497 #define FW_IMG_MAIN 1 498 #define FW_IMG_L2B 2 499 500 #define REG_FIFO_ELEMENT_DWORDS 2 501 #define REG_FIFO_DEPTH_ELEMENTS 32 502 #define REG_FIFO_DEPTH_DWORDS \ 503 (REG_FIFO_ELEMENT_DWORDS * REG_FIFO_DEPTH_ELEMENTS) 504 505 #define IGU_FIFO_ELEMENT_DWORDS 4 506 #define IGU_FIFO_DEPTH_ELEMENTS 64 507 #define IGU_FIFO_DEPTH_DWORDS \ 508 (IGU_FIFO_ELEMENT_DWORDS * IGU_FIFO_DEPTH_ELEMENTS) 509 510 #define PROTECTION_OVERRIDE_ELEMENT_DWORDS 2 511 #define PROTECTION_OVERRIDE_DEPTH_ELEMENTS 20 512 #define PROTECTION_OVERRIDE_DEPTH_DWORDS \ 513 (PROTECTION_OVERRIDE_DEPTH_ELEMENTS * \ 514 PROTECTION_OVERRIDE_ELEMENT_DWORDS) 515 516 #define MCP_SPAD_TRACE_OFFSIZE_ADDR \ 517 (MCP_REG_SCRATCH + \ 518 offsetof(struct static_init, sections[SPAD_SECTION_TRACE])) 519 520 #define MAX_SW_PLTAFORM_STR_SIZE 64 521 522 #define EMPTY_FW_VERSION_STR "???_???_???_???" 523 #define EMPTY_FW_IMAGE_STR "???????????????" 524 525 /***************************** Constant Arrays *******************************/ 526 527 /* DBG block framing mode definitions, in descending preference order */ 528 static struct framing_mode_defs s_framing_mode_defs[4] = { 529 {DBG_BUS_FRAME_MODE_4ST, 0x0, 0xf, 530 DBG_BUS_SEMI_FRAME_MODE_4FAST, 531 10}, 532 {DBG_BUS_FRAME_MODE_4HW, 0xf, 0x0, DBG_BUS_SEMI_FRAME_MODE_4SLOW, 533 10}, 534 {DBG_BUS_FRAME_MODE_2ST_2HW, 0x3, 0xc, 535 DBG_BUS_SEMI_FRAME_MODE_2FAST_2SLOW, 10}, 536 {DBG_BUS_FRAME_MODE_1ST_3HW, 0x7, 0x8, 537 DBG_BUS_SEMI_FRAME_MODE_1FAST_3SLOW, 10} 538 }; 539 540 /* Chip constant definitions array */ 541 static struct chip_defs s_chip_defs[MAX_CHIP_IDS] = { 542 {"bb", 4, DBG_BUS_NUM_FRAME_MODES, PSWRQ2_REG_ILT_MEMORY_SIZE_BB / 2, 543 s_framing_mode_defs}, 544 {"ah", 4, DBG_BUS_NUM_FRAME_MODES, PSWRQ2_REG_ILT_MEMORY_SIZE_K2 / 2, 545 s_framing_mode_defs} 546 }; 547 548 /* Storm constant definitions array */ 549 static struct storm_defs s_storm_defs[] = { 550 /* Tstorm */ 551 {'T', BLOCK_TSEM, 552 {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCT}, 553 true, 554 TSEM_REG_FAST_MEMORY, 555 TSEM_REG_DBG_FRAME_MODE, TSEM_REG_SLOW_DBG_ACTIVE, 556 TSEM_REG_SLOW_DBG_MODE, TSEM_REG_DBG_MODE1_CFG, 557 TSEM_REG_SYNC_DBG_EMPTY, TSEM_REG_DBG_GPRE_VECT, 558 TCM_REG_CTX_RBC_ACCS, 559 {TCM_REG_AGG_CON_CTX, TCM_REG_SM_CON_CTX, TCM_REG_AGG_TASK_CTX, 560 TCM_REG_SM_TASK_CTX}, 561 {{4, 16, 2, 4}, {4, 16, 2, 4}} /* {bb} {k2} */ 562 }, 563 564 /* Mstorm */ 565 {'M', BLOCK_MSEM, 566 {DBG_BUS_CLIENT_RBCT, DBG_BUS_CLIENT_RBCM}, 567 false, 568 MSEM_REG_FAST_MEMORY, 569 MSEM_REG_DBG_FRAME_MODE, 570 MSEM_REG_SLOW_DBG_ACTIVE, 571 MSEM_REG_SLOW_DBG_MODE, 572 MSEM_REG_DBG_MODE1_CFG, 573 MSEM_REG_SYNC_DBG_EMPTY, 574 MSEM_REG_DBG_GPRE_VECT, 575 MCM_REG_CTX_RBC_ACCS, 576 {MCM_REG_AGG_CON_CTX, MCM_REG_SM_CON_CTX, MCM_REG_AGG_TASK_CTX, 577 MCM_REG_SM_TASK_CTX }, 578 {{1, 10, 2, 7}, {1, 10, 2, 7}} /* {bb} {k2}*/ 579 }, 580 581 /* Ustorm */ 582 {'U', BLOCK_USEM, 583 {DBG_BUS_CLIENT_RBCU, DBG_BUS_CLIENT_RBCU}, 584 false, 585 USEM_REG_FAST_MEMORY, 586 USEM_REG_DBG_FRAME_MODE, 587 USEM_REG_SLOW_DBG_ACTIVE, 588 USEM_REG_SLOW_DBG_MODE, 589 USEM_REG_DBG_MODE1_CFG, 590 USEM_REG_SYNC_DBG_EMPTY, 591 USEM_REG_DBG_GPRE_VECT, 592 UCM_REG_CTX_RBC_ACCS, 593 {UCM_REG_AGG_CON_CTX, UCM_REG_SM_CON_CTX, UCM_REG_AGG_TASK_CTX, 594 UCM_REG_SM_TASK_CTX}, 595 {{2, 13, 3, 3}, {2, 13, 3, 3}} /* {bb} {k2} */ 596 }, 597 598 /* Xstorm */ 599 {'X', BLOCK_XSEM, 600 {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCX}, 601 false, 602 XSEM_REG_FAST_MEMORY, 603 XSEM_REG_DBG_FRAME_MODE, 604 XSEM_REG_SLOW_DBG_ACTIVE, 605 XSEM_REG_SLOW_DBG_MODE, 606 XSEM_REG_DBG_MODE1_CFG, 607 XSEM_REG_SYNC_DBG_EMPTY, 608 XSEM_REG_DBG_GPRE_VECT, 609 XCM_REG_CTX_RBC_ACCS, 610 {XCM_REG_AGG_CON_CTX, XCM_REG_SM_CON_CTX, 0, 0}, 611 {{9, 15, 0, 0}, {9, 15, 0, 0}} /* {bb} {k2} */ 612 }, 613 614 /* Ystorm */ 615 {'Y', BLOCK_YSEM, 616 {DBG_BUS_CLIENT_RBCX, DBG_BUS_CLIENT_RBCY}, 617 false, 618 YSEM_REG_FAST_MEMORY, 619 YSEM_REG_DBG_FRAME_MODE, 620 YSEM_REG_SLOW_DBG_ACTIVE, 621 YSEM_REG_SLOW_DBG_MODE, 622 YSEM_REG_DBG_MODE1_CFG, 623 YSEM_REG_SYNC_DBG_EMPTY, 624 YSEM_REG_DBG_GPRE_VECT, 625 YCM_REG_CTX_RBC_ACCS, 626 {YCM_REG_AGG_CON_CTX, YCM_REG_SM_CON_CTX, YCM_REG_AGG_TASK_CTX, 627 YCM_REG_SM_TASK_CTX}, 628 {{2, 3, 2, 12}, {2, 3, 2, 12}} /* {bb} {k2} */ 629 }, 630 631 /* Pstorm */ 632 {'P', BLOCK_PSEM, 633 {DBG_BUS_CLIENT_RBCS, DBG_BUS_CLIENT_RBCS}, 634 true, 635 PSEM_REG_FAST_MEMORY, 636 PSEM_REG_DBG_FRAME_MODE, 637 PSEM_REG_SLOW_DBG_ACTIVE, 638 PSEM_REG_SLOW_DBG_MODE, 639 PSEM_REG_DBG_MODE1_CFG, 640 PSEM_REG_SYNC_DBG_EMPTY, 641 PSEM_REG_DBG_GPRE_VECT, 642 PCM_REG_CTX_RBC_ACCS, 643 {0, PCM_REG_SM_CON_CTX, 0, 0}, 644 {{0, 10, 0, 0}, {0, 10, 0, 0}} /* {bb} {k2} */ 645 }, 646 }; 647 648 static struct hw_type_defs s_hw_type_defs[] = { 649 /* HW_TYPE_ASIC */ 650 {"asic", 1, 256, 32768}, 651 {"reserved", 0, 0, 0}, 652 {"reserved2", 0, 0, 0}, 653 {"reserved3", 0, 0, 0}, 654 {"reserved4", 0, 0, 0} 655 }; 656 657 static struct grc_param_defs s_grc_param_defs[] = { 658 /* DBG_GRC_PARAM_DUMP_TSTORM */ 659 {{1, 1}, 0, 1, false, false, 1, {1, 1}}, 660 661 /* DBG_GRC_PARAM_DUMP_MSTORM */ 662 {{1, 1}, 0, 1, false, false, 1, {1, 1}}, 663 664 /* DBG_GRC_PARAM_DUMP_USTORM */ 665 {{1, 1}, 0, 1, false, false, 1, {1, 1}}, 666 667 /* DBG_GRC_PARAM_DUMP_XSTORM */ 668 {{1, 1}, 0, 1, false, false, 1, {1, 1}}, 669 670 /* DBG_GRC_PARAM_DUMP_YSTORM */ 671 {{1, 1}, 0, 1, false, false, 1, {1, 1}}, 672 673 /* DBG_GRC_PARAM_DUMP_PSTORM */ 674 {{1, 1}, 0, 1, false, false, 1, {1, 1}}, 675 676 /* DBG_GRC_PARAM_DUMP_REGS */ 677 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 678 679 /* DBG_GRC_PARAM_DUMP_RAM */ 680 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 681 682 /* DBG_GRC_PARAM_DUMP_PBUF */ 683 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 684 685 /* DBG_GRC_PARAM_DUMP_IOR */ 686 {{0, 0}, 0, 1, false, false, 0, {1, 1}}, 687 688 /* DBG_GRC_PARAM_DUMP_VFC */ 689 {{0, 0}, 0, 1, false, false, 0, {1, 1}}, 690 691 /* DBG_GRC_PARAM_DUMP_CM_CTX */ 692 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 693 694 /* DBG_GRC_PARAM_DUMP_ILT */ 695 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 696 697 /* DBG_GRC_PARAM_DUMP_RSS */ 698 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 699 700 /* DBG_GRC_PARAM_DUMP_CAU */ 701 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 702 703 /* DBG_GRC_PARAM_DUMP_QM */ 704 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 705 706 /* DBG_GRC_PARAM_DUMP_MCP */ 707 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 708 709 /* DBG_GRC_PARAM_DUMP_DORQ */ 710 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 711 712 /* DBG_GRC_PARAM_DUMP_CFC */ 713 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 714 715 /* DBG_GRC_PARAM_DUMP_IGU */ 716 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 717 718 /* DBG_GRC_PARAM_DUMP_BRB */ 719 {{0, 0}, 0, 1, false, false, 0, {1, 1}}, 720 721 /* DBG_GRC_PARAM_DUMP_BTB */ 722 {{0, 0}, 0, 1, false, false, 0, {1, 1}}, 723 724 /* DBG_GRC_PARAM_DUMP_BMB */ 725 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 726 727 /* DBG_GRC_PARAM_RESERVED1 */ 728 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 729 730 /* DBG_GRC_PARAM_DUMP_MULD */ 731 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 732 733 /* DBG_GRC_PARAM_DUMP_PRS */ 734 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 735 736 /* DBG_GRC_PARAM_DUMP_DMAE */ 737 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 738 739 /* DBG_GRC_PARAM_DUMP_TM */ 740 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 741 742 /* DBG_GRC_PARAM_DUMP_SDM */ 743 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 744 745 /* DBG_GRC_PARAM_DUMP_DIF */ 746 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 747 748 /* DBG_GRC_PARAM_DUMP_STATIC */ 749 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 750 751 /* DBG_GRC_PARAM_UNSTALL */ 752 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 753 754 /* DBG_GRC_PARAM_RESERVED2 */ 755 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 756 757 /* DBG_GRC_PARAM_MCP_TRACE_META_SIZE */ 758 {{0, 0}, 1, 0xffffffff, false, true, 0, {0, 0}}, 759 760 /* DBG_GRC_PARAM_EXCLUDE_ALL */ 761 {{0, 0}, 0, 1, true, false, 0, {0, 0}}, 762 763 /* DBG_GRC_PARAM_CRASH */ 764 {{0, 0}, 0, 1, true, false, 0, {0, 0}}, 765 766 /* DBG_GRC_PARAM_PARITY_SAFE */ 767 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 768 769 /* DBG_GRC_PARAM_DUMP_CM */ 770 {{1, 1}, 0, 1, false, false, 0, {1, 1}}, 771 772 /* DBG_GRC_PARAM_DUMP_PHY */ 773 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 774 775 /* DBG_GRC_PARAM_NO_MCP */ 776 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 777 778 /* DBG_GRC_PARAM_NO_FW_VER */ 779 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 780 781 /* DBG_GRC_PARAM_RESERVED3 */ 782 {{0, 0}, 0, 1, false, false, 0, {0, 0}}, 783 784 /* DBG_GRC_PARAM_DUMP_MCP_HW_DUMP */ 785 {{0, 1}, 0, 1, false, false, 0, {0, 1}}, 786 787 /* DBG_GRC_PARAM_DUMP_ILT_CDUC */ 788 {{1, 1}, 0, 1, false, false, 0, {0, 0}}, 789 790 /* DBG_GRC_PARAM_DUMP_ILT_CDUT */ 791 {{1, 1}, 0, 1, false, false, 0, {0, 0}}, 792 793 /* DBG_GRC_PARAM_DUMP_CAU_EXT */ 794 {{0, 0}, 0, 1, false, false, 0, {1, 1}} 795 }; 796 797 static struct rss_mem_defs s_rss_mem_defs[] = { 798 {"rss_mem_cid", "rss_cid", 0, 32, 799 {256, 320}}, 800 801 {"rss_mem_key_msb", "rss_key", 1024, 256, 802 {128, 208}}, 803 804 {"rss_mem_key_lsb", "rss_key", 2048, 64, 805 {128, 208}}, 806 807 {"rss_mem_info", "rss_info", 3072, 16, 808 {128, 208}}, 809 810 {"rss_mem_ind", "rss_ind", 4096, 16, 811 {16384, 26624}} 812 }; 813 814 static struct vfc_ram_defs s_vfc_ram_defs[] = { 815 {"vfc_ram_tt1", "vfc_ram", 0, 512}, 816 {"vfc_ram_mtt2", "vfc_ram", 512, 128}, 817 {"vfc_ram_stt2", "vfc_ram", 640, 32}, 818 {"vfc_ram_ro_vect", "vfc_ram", 672, 32} 819 }; 820 821 static struct big_ram_defs s_big_ram_defs[] = { 822 {"BRB", MEM_GROUP_BRB_MEM, MEM_GROUP_BRB_RAM, DBG_GRC_PARAM_DUMP_BRB, 823 BRB_REG_BIG_RAM_ADDRESS, BRB_REG_BIG_RAM_DATA, 824 MISC_REG_BLOCK_256B_EN, {0, 0}, 825 {153600, 180224}}, 826 827 {"BTB", MEM_GROUP_BTB_MEM, MEM_GROUP_BTB_RAM, DBG_GRC_PARAM_DUMP_BTB, 828 BTB_REG_BIG_RAM_ADDRESS, BTB_REG_BIG_RAM_DATA, 829 MISC_REG_BLOCK_256B_EN, {0, 1}, 830 {92160, 117760}}, 831 832 {"BMB", MEM_GROUP_BMB_MEM, MEM_GROUP_BMB_RAM, DBG_GRC_PARAM_DUMP_BMB, 833 BMB_REG_BIG_RAM_ADDRESS, BMB_REG_BIG_RAM_DATA, 834 MISCS_REG_BLOCK_256B_EN, {0, 0}, 835 {36864, 36864}} 836 }; 837 838 static struct rbc_reset_defs s_rbc_reset_defs[] = { 839 {MISCS_REG_RESET_PL_HV, 840 {0x0, 0x400}}, 841 {MISC_REG_RESET_PL_PDA_VMAIN_1, 842 {0x4404040, 0x4404040}}, 843 {MISC_REG_RESET_PL_PDA_VMAIN_2, 844 {0x7, 0x7c00007}}, 845 {MISC_REG_RESET_PL_PDA_VAUX, 846 {0x2, 0x2}}, 847 }; 848 849 static struct phy_defs s_phy_defs[] = { 850 {"nw_phy", NWS_REG_NWS_CMU_K2, 851 PHY_NW_IP_REG_PHY0_TOP_TBUS_ADDR_7_0_K2, 852 PHY_NW_IP_REG_PHY0_TOP_TBUS_ADDR_15_8_K2, 853 PHY_NW_IP_REG_PHY0_TOP_TBUS_DATA_7_0_K2, 854 PHY_NW_IP_REG_PHY0_TOP_TBUS_DATA_11_8_K2}, 855 {"sgmii_phy", MS_REG_MS_CMU_K2, 856 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X132_K2, 857 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X133_K2, 858 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X130_K2, 859 PHY_SGMII_IP_REG_AHB_CMU_CSR_0_X131_K2}, 860 {"pcie_phy0", PHY_PCIE_REG_PHY0_K2, 861 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X132_K2, 862 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X133_K2, 863 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X130_K2, 864 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X131_K2}, 865 {"pcie_phy1", PHY_PCIE_REG_PHY1_K2, 866 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X132_K2, 867 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X133_K2, 868 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X130_K2, 869 PHY_PCIE_IP_REG_AHB_CMU_CSR_0_X131_K2}, 870 }; 871 872 static struct split_type_defs s_split_type_defs[] = { 873 /* SPLIT_TYPE_NONE */ 874 {"eng"}, 875 876 /* SPLIT_TYPE_PORT */ 877 {"port"}, 878 879 /* SPLIT_TYPE_PF */ 880 {"pf"}, 881 882 /* SPLIT_TYPE_PORT_PF */ 883 {"port"}, 884 885 /* SPLIT_TYPE_VF */ 886 {"vf"} 887 }; 888 889 /******************************** Variables **********************************/ 890 891 /* The version of the calling app */ 892 static u32 s_app_ver; 893 894 /**************************** Private Functions ******************************/ 895 896 static void qed_static_asserts(void) 897 { 898 } 899 900 /* Reads and returns a single dword from the specified unaligned buffer */ 901 static u32 qed_read_unaligned_dword(u8 *buf) 902 { 903 u32 dword; 904 905 memcpy((u8 *)&dword, buf, sizeof(dword)); 906 return dword; 907 } 908 909 /* Sets the value of the specified GRC param */ 910 static void qed_grc_set_param(struct qed_hwfn *p_hwfn, 911 enum dbg_grc_params grc_param, u32 val) 912 { 913 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 914 915 dev_data->grc.param_val[grc_param] = val; 916 } 917 918 /* Returns the value of the specified GRC param */ 919 static u32 qed_grc_get_param(struct qed_hwfn *p_hwfn, 920 enum dbg_grc_params grc_param) 921 { 922 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 923 924 return dev_data->grc.param_val[grc_param]; 925 } 926 927 /* Initializes the GRC parameters */ 928 static void qed_dbg_grc_init_params(struct qed_hwfn *p_hwfn) 929 { 930 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 931 932 if (!dev_data->grc.params_initialized) { 933 qed_dbg_grc_set_params_default(p_hwfn); 934 dev_data->grc.params_initialized = 1; 935 } 936 } 937 938 /* Sets pointer and size for the specified binary buffer type */ 939 static void qed_set_dbg_bin_buf(struct qed_hwfn *p_hwfn, 940 enum bin_dbg_buffer_type buf_type, 941 const u32 *ptr, u32 size) 942 { 943 struct virt_mem_desc *buf = &p_hwfn->dbg_arrays[buf_type]; 944 945 buf->ptr = (void *)ptr; 946 buf->size = size; 947 } 948 949 /* Initializes debug data for the specified device */ 950 static enum dbg_status qed_dbg_dev_init(struct qed_hwfn *p_hwfn) 951 { 952 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 953 u8 num_pfs = 0, max_pfs_per_port = 0; 954 955 if (dev_data->initialized) 956 return DBG_STATUS_OK; 957 958 if (!s_app_ver) 959 return DBG_STATUS_APP_VERSION_NOT_SET; 960 961 /* Set chip */ 962 if (QED_IS_K2(p_hwfn->cdev)) { 963 dev_data->chip_id = CHIP_K2; 964 dev_data->mode_enable[MODE_K2] = 1; 965 dev_data->num_vfs = MAX_NUM_VFS_K2; 966 num_pfs = MAX_NUM_PFS_K2; 967 max_pfs_per_port = MAX_NUM_PFS_K2 / 2; 968 } else if (QED_IS_BB_B0(p_hwfn->cdev)) { 969 dev_data->chip_id = CHIP_BB; 970 dev_data->mode_enable[MODE_BB] = 1; 971 dev_data->num_vfs = MAX_NUM_VFS_BB; 972 num_pfs = MAX_NUM_PFS_BB; 973 max_pfs_per_port = MAX_NUM_PFS_BB; 974 } else { 975 return DBG_STATUS_UNKNOWN_CHIP; 976 } 977 978 /* Set HW type */ 979 dev_data->hw_type = HW_TYPE_ASIC; 980 dev_data->mode_enable[MODE_ASIC] = 1; 981 982 /* Set port mode */ 983 switch (p_hwfn->cdev->num_ports_in_engine) { 984 case 1: 985 dev_data->mode_enable[MODE_PORTS_PER_ENG_1] = 1; 986 break; 987 case 2: 988 dev_data->mode_enable[MODE_PORTS_PER_ENG_2] = 1; 989 break; 990 case 4: 991 dev_data->mode_enable[MODE_PORTS_PER_ENG_4] = 1; 992 break; 993 } 994 995 /* Set 100G mode */ 996 if (QED_IS_CMT(p_hwfn->cdev)) 997 dev_data->mode_enable[MODE_100G] = 1; 998 999 /* Set number of ports */ 1000 if (dev_data->mode_enable[MODE_PORTS_PER_ENG_1] || 1001 dev_data->mode_enable[MODE_100G]) 1002 dev_data->num_ports = 1; 1003 else if (dev_data->mode_enable[MODE_PORTS_PER_ENG_2]) 1004 dev_data->num_ports = 2; 1005 else if (dev_data->mode_enable[MODE_PORTS_PER_ENG_4]) 1006 dev_data->num_ports = 4; 1007 1008 /* Set number of PFs per port */ 1009 dev_data->num_pfs_per_port = min_t(u32, 1010 num_pfs / dev_data->num_ports, 1011 max_pfs_per_port); 1012 1013 /* Initializes the GRC parameters */ 1014 qed_dbg_grc_init_params(p_hwfn); 1015 1016 dev_data->use_dmae = true; 1017 dev_data->initialized = 1; 1018 1019 return DBG_STATUS_OK; 1020 } 1021 1022 static const struct dbg_block *get_dbg_block(struct qed_hwfn *p_hwfn, 1023 enum block_id block_id) 1024 { 1025 const struct dbg_block *dbg_block; 1026 1027 dbg_block = p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS].ptr; 1028 return dbg_block + block_id; 1029 } 1030 1031 static const struct dbg_block_chip *qed_get_dbg_block_per_chip(struct qed_hwfn 1032 *p_hwfn, 1033 enum block_id 1034 block_id) 1035 { 1036 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1037 1038 return (const struct dbg_block_chip *) 1039 p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_CHIP_DATA].ptr + 1040 block_id * MAX_CHIP_IDS + dev_data->chip_id; 1041 } 1042 1043 static const struct dbg_reset_reg *qed_get_dbg_reset_reg(struct qed_hwfn 1044 *p_hwfn, 1045 u8 reset_reg_id) 1046 { 1047 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1048 1049 return (const struct dbg_reset_reg *) 1050 p_hwfn->dbg_arrays[BIN_BUF_DBG_RESET_REGS].ptr + 1051 reset_reg_id * MAX_CHIP_IDS + dev_data->chip_id; 1052 } 1053 1054 /* Reads the FW info structure for the specified Storm from the chip, 1055 * and writes it to the specified fw_info pointer. 1056 */ 1057 static void qed_read_storm_fw_info(struct qed_hwfn *p_hwfn, 1058 struct qed_ptt *p_ptt, 1059 u8 storm_id, struct fw_info *fw_info) 1060 { 1061 struct storm_defs *storm = &s_storm_defs[storm_id]; 1062 struct fw_info_location fw_info_location; 1063 u32 addr, i, size, *dest; 1064 1065 memset(&fw_info_location, 0, sizeof(fw_info_location)); 1066 memset(fw_info, 0, sizeof(*fw_info)); 1067 1068 /* Read first the address that points to fw_info location. 1069 * The address is located in the last line of the Storm RAM. 1070 */ 1071 addr = storm->sem_fast_mem_addr + SEM_FAST_REG_INT_RAM + 1072 DWORDS_TO_BYTES(SEM_FAST_REG_INT_RAM_SIZE) - 1073 sizeof(fw_info_location); 1074 1075 dest = (u32 *)&fw_info_location; 1076 size = BYTES_TO_DWORDS(sizeof(fw_info_location)); 1077 1078 for (i = 0; i < size; i++, addr += BYTES_IN_DWORD) 1079 dest[i] = qed_rd(p_hwfn, p_ptt, addr); 1080 1081 /* Read FW version info from Storm RAM */ 1082 size = le32_to_cpu(fw_info_location.size); 1083 if (!size || size > sizeof(*fw_info)) 1084 return; 1085 1086 addr = le32_to_cpu(fw_info_location.grc_addr); 1087 dest = (u32 *)fw_info; 1088 size = BYTES_TO_DWORDS(size); 1089 1090 for (i = 0; i < size; i++, addr += BYTES_IN_DWORD) 1091 dest[i] = qed_rd(p_hwfn, p_ptt, addr); 1092 } 1093 1094 /* Dumps the specified string to the specified buffer. 1095 * Returns the dumped size in bytes. 1096 */ 1097 static u32 qed_dump_str(char *dump_buf, bool dump, const char *str) 1098 { 1099 if (dump) 1100 strcpy(dump_buf, str); 1101 1102 return (u32)strlen(str) + 1; 1103 } 1104 1105 /* Dumps zeros to align the specified buffer to dwords. 1106 * Returns the dumped size in bytes. 1107 */ 1108 static u32 qed_dump_align(char *dump_buf, bool dump, u32 byte_offset) 1109 { 1110 u8 offset_in_dword, align_size; 1111 1112 offset_in_dword = (u8)(byte_offset & 0x3); 1113 align_size = offset_in_dword ? BYTES_IN_DWORD - offset_in_dword : 0; 1114 1115 if (dump && align_size) 1116 memset(dump_buf, 0, align_size); 1117 1118 return align_size; 1119 } 1120 1121 /* Writes the specified string param to the specified buffer. 1122 * Returns the dumped size in dwords. 1123 */ 1124 static u32 qed_dump_str_param(u32 *dump_buf, 1125 bool dump, 1126 const char *param_name, const char *param_val) 1127 { 1128 char *char_buf = (char *)dump_buf; 1129 u32 offset = 0; 1130 1131 /* Dump param name */ 1132 offset += qed_dump_str(char_buf + offset, dump, param_name); 1133 1134 /* Indicate a string param value */ 1135 if (dump) 1136 *(char_buf + offset) = 1; 1137 offset++; 1138 1139 /* Dump param value */ 1140 offset += qed_dump_str(char_buf + offset, dump, param_val); 1141 1142 /* Align buffer to next dword */ 1143 offset += qed_dump_align(char_buf + offset, dump, offset); 1144 1145 return BYTES_TO_DWORDS(offset); 1146 } 1147 1148 /* Writes the specified numeric param to the specified buffer. 1149 * Returns the dumped size in dwords. 1150 */ 1151 static u32 qed_dump_num_param(u32 *dump_buf, 1152 bool dump, const char *param_name, u32 param_val) 1153 { 1154 char *char_buf = (char *)dump_buf; 1155 u32 offset = 0; 1156 1157 /* Dump param name */ 1158 offset += qed_dump_str(char_buf + offset, dump, param_name); 1159 1160 /* Indicate a numeric param value */ 1161 if (dump) 1162 *(char_buf + offset) = 0; 1163 offset++; 1164 1165 /* Align buffer to next dword */ 1166 offset += qed_dump_align(char_buf + offset, dump, offset); 1167 1168 /* Dump param value (and change offset from bytes to dwords) */ 1169 offset = BYTES_TO_DWORDS(offset); 1170 if (dump) 1171 *(dump_buf + offset) = param_val; 1172 offset++; 1173 1174 return offset; 1175 } 1176 1177 /* Reads the FW version and writes it as a param to the specified buffer. 1178 * Returns the dumped size in dwords. 1179 */ 1180 static u32 qed_dump_fw_ver_param(struct qed_hwfn *p_hwfn, 1181 struct qed_ptt *p_ptt, 1182 u32 *dump_buf, bool dump) 1183 { 1184 char fw_ver_str[16] = EMPTY_FW_VERSION_STR; 1185 char fw_img_str[16] = EMPTY_FW_IMAGE_STR; 1186 struct fw_info fw_info = { {0}, {0} }; 1187 u32 offset = 0; 1188 1189 if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) { 1190 /* Read FW info from chip */ 1191 qed_read_fw_info(p_hwfn, p_ptt, &fw_info); 1192 1193 /* Create FW version/image strings */ 1194 if (snprintf(fw_ver_str, sizeof(fw_ver_str), 1195 "%d_%d_%d_%d", fw_info.ver.num.major, 1196 fw_info.ver.num.minor, fw_info.ver.num.rev, 1197 fw_info.ver.num.eng) < 0) 1198 DP_NOTICE(p_hwfn, 1199 "Unexpected debug error: invalid FW version string\n"); 1200 switch (fw_info.ver.image_id) { 1201 case FW_IMG_KUKU: 1202 strcpy(fw_img_str, "kuku"); 1203 break; 1204 case FW_IMG_MAIN: 1205 strcpy(fw_img_str, "main"); 1206 break; 1207 case FW_IMG_L2B: 1208 strcpy(fw_img_str, "l2b"); 1209 break; 1210 default: 1211 strcpy(fw_img_str, "unknown"); 1212 break; 1213 } 1214 } 1215 1216 /* Dump FW version, image and timestamp */ 1217 offset += qed_dump_str_param(dump_buf + offset, 1218 dump, "fw-version", fw_ver_str); 1219 offset += qed_dump_str_param(dump_buf + offset, 1220 dump, "fw-image", fw_img_str); 1221 offset += qed_dump_num_param(dump_buf + offset, dump, "fw-timestamp", 1222 le32_to_cpu(fw_info.ver.timestamp)); 1223 1224 return offset; 1225 } 1226 1227 /* Reads the MFW version and writes it as a param to the specified buffer. 1228 * Returns the dumped size in dwords. 1229 */ 1230 static u32 qed_dump_mfw_ver_param(struct qed_hwfn *p_hwfn, 1231 struct qed_ptt *p_ptt, 1232 u32 *dump_buf, bool dump) 1233 { 1234 char mfw_ver_str[16] = EMPTY_FW_VERSION_STR; 1235 1236 if (dump && 1237 !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_FW_VER)) { 1238 u32 global_section_offsize, global_section_addr, mfw_ver; 1239 u32 public_data_addr, global_section_offsize_addr; 1240 1241 /* Find MCP public data GRC address. Needs to be ORed with 1242 * MCP_REG_SCRATCH due to a HW bug. 1243 */ 1244 public_data_addr = qed_rd(p_hwfn, 1245 p_ptt, 1246 MISC_REG_SHARED_MEM_ADDR) | 1247 MCP_REG_SCRATCH; 1248 1249 /* Find MCP public global section offset */ 1250 global_section_offsize_addr = public_data_addr + 1251 offsetof(struct mcp_public_data, 1252 sections) + 1253 sizeof(offsize_t) * PUBLIC_GLOBAL; 1254 global_section_offsize = qed_rd(p_hwfn, p_ptt, 1255 global_section_offsize_addr); 1256 global_section_addr = 1257 MCP_REG_SCRATCH + 1258 (global_section_offsize & OFFSIZE_OFFSET_MASK) * 4; 1259 1260 /* Read MFW version from MCP public global section */ 1261 mfw_ver = qed_rd(p_hwfn, p_ptt, 1262 global_section_addr + 1263 offsetof(struct public_global, mfw_ver)); 1264 1265 /* Dump MFW version param */ 1266 if (snprintf(mfw_ver_str, sizeof(mfw_ver_str), "%d_%d_%d_%d", 1267 (u8)(mfw_ver >> 24), (u8)(mfw_ver >> 16), 1268 (u8)(mfw_ver >> 8), (u8)mfw_ver) < 0) 1269 DP_NOTICE(p_hwfn, 1270 "Unexpected debug error: invalid MFW version string\n"); 1271 } 1272 1273 return qed_dump_str_param(dump_buf, dump, "mfw-version", mfw_ver_str); 1274 } 1275 1276 /* Reads the chip revision from the chip and writes it as a param to the 1277 * specified buffer. Returns the dumped size in dwords. 1278 */ 1279 static u32 qed_dump_chip_revision_param(struct qed_hwfn *p_hwfn, 1280 struct qed_ptt *p_ptt, 1281 u32 *dump_buf, bool dump) 1282 { 1283 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1284 char param_str[3] = "??"; 1285 1286 if (dev_data->hw_type == HW_TYPE_ASIC) { 1287 u32 chip_rev, chip_metal; 1288 1289 chip_rev = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_REV); 1290 chip_metal = qed_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_METAL); 1291 1292 param_str[0] = 'a' + (u8)chip_rev; 1293 param_str[1] = '0' + (u8)chip_metal; 1294 } 1295 1296 return qed_dump_str_param(dump_buf, dump, "chip-revision", param_str); 1297 } 1298 1299 /* Writes a section header to the specified buffer. 1300 * Returns the dumped size in dwords. 1301 */ 1302 static u32 qed_dump_section_hdr(u32 *dump_buf, 1303 bool dump, const char *name, u32 num_params) 1304 { 1305 return qed_dump_num_param(dump_buf, dump, name, num_params); 1306 } 1307 1308 /* Writes the common global params to the specified buffer. 1309 * Returns the dumped size in dwords. 1310 */ 1311 static u32 qed_dump_common_global_params(struct qed_hwfn *p_hwfn, 1312 struct qed_ptt *p_ptt, 1313 u32 *dump_buf, 1314 bool dump, 1315 u8 num_specific_global_params) 1316 { 1317 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1318 u32 offset = 0; 1319 u8 num_params; 1320 1321 /* Dump global params section header */ 1322 num_params = NUM_COMMON_GLOBAL_PARAMS + num_specific_global_params + 1323 (dev_data->chip_id == CHIP_BB ? 1 : 0); 1324 offset += qed_dump_section_hdr(dump_buf + offset, 1325 dump, "global_params", num_params); 1326 1327 /* Store params */ 1328 offset += qed_dump_fw_ver_param(p_hwfn, p_ptt, dump_buf + offset, dump); 1329 offset += qed_dump_mfw_ver_param(p_hwfn, 1330 p_ptt, dump_buf + offset, dump); 1331 offset += qed_dump_chip_revision_param(p_hwfn, 1332 p_ptt, dump_buf + offset, dump); 1333 offset += qed_dump_num_param(dump_buf + offset, 1334 dump, "tools-version", TOOLS_VERSION); 1335 offset += qed_dump_str_param(dump_buf + offset, 1336 dump, 1337 "chip", 1338 s_chip_defs[dev_data->chip_id].name); 1339 offset += qed_dump_str_param(dump_buf + offset, 1340 dump, 1341 "platform", 1342 s_hw_type_defs[dev_data->hw_type].name); 1343 offset += qed_dump_num_param(dump_buf + offset, 1344 dump, "pci-func", p_hwfn->abs_pf_id); 1345 offset += qed_dump_num_param(dump_buf + offset, 1346 dump, "epoch", qed_get_epoch_time()); 1347 if (dev_data->chip_id == CHIP_BB) 1348 offset += qed_dump_num_param(dump_buf + offset, 1349 dump, "path", QED_PATH_ID(p_hwfn)); 1350 1351 return offset; 1352 } 1353 1354 /* Writes the "last" section (including CRC) to the specified buffer at the 1355 * given offset. Returns the dumped size in dwords. 1356 */ 1357 static u32 qed_dump_last_section(u32 *dump_buf, u32 offset, bool dump) 1358 { 1359 u32 start_offset = offset; 1360 1361 /* Dump CRC section header */ 1362 offset += qed_dump_section_hdr(dump_buf + offset, dump, "last", 0); 1363 1364 /* Calculate CRC32 and add it to the dword after the "last" section */ 1365 if (dump) 1366 *(dump_buf + offset) = ~crc32(0xffffffff, 1367 (u8 *)dump_buf, 1368 DWORDS_TO_BYTES(offset)); 1369 1370 offset++; 1371 1372 return offset - start_offset; 1373 } 1374 1375 /* Update blocks reset state */ 1376 static void qed_update_blocks_reset_state(struct qed_hwfn *p_hwfn, 1377 struct qed_ptt *p_ptt) 1378 { 1379 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1380 u32 reg_val[NUM_DBG_RESET_REGS] = { 0 }; 1381 u8 rst_reg_id; 1382 u32 blk_id; 1383 1384 /* Read reset registers */ 1385 for (rst_reg_id = 0; rst_reg_id < NUM_DBG_RESET_REGS; rst_reg_id++) { 1386 const struct dbg_reset_reg *rst_reg; 1387 bool rst_reg_removed; 1388 u32 rst_reg_addr; 1389 1390 rst_reg = qed_get_dbg_reset_reg(p_hwfn, rst_reg_id); 1391 rst_reg_removed = GET_FIELD(rst_reg->data, 1392 DBG_RESET_REG_IS_REMOVED); 1393 rst_reg_addr = DWORDS_TO_BYTES(GET_FIELD(rst_reg->data, 1394 DBG_RESET_REG_ADDR)); 1395 1396 if (!rst_reg_removed) 1397 reg_val[rst_reg_id] = qed_rd(p_hwfn, p_ptt, 1398 rst_reg_addr); 1399 } 1400 1401 /* Check if blocks are in reset */ 1402 for (blk_id = 0; blk_id < NUM_PHYS_BLOCKS; blk_id++) { 1403 const struct dbg_block_chip *blk; 1404 bool has_rst_reg; 1405 bool is_removed; 1406 1407 blk = qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)blk_id); 1408 is_removed = GET_FIELD(blk->flags, DBG_BLOCK_CHIP_IS_REMOVED); 1409 has_rst_reg = GET_FIELD(blk->flags, 1410 DBG_BLOCK_CHIP_HAS_RESET_REG); 1411 1412 if (!is_removed && has_rst_reg) 1413 dev_data->block_in_reset[blk_id] = 1414 !(reg_val[blk->reset_reg_id] & 1415 BIT(blk->reset_reg_bit_offset)); 1416 } 1417 } 1418 1419 /* is_mode_match recursive function */ 1420 static bool qed_is_mode_match_rec(struct qed_hwfn *p_hwfn, 1421 u16 *modes_buf_offset, u8 rec_depth) 1422 { 1423 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1424 u8 *dbg_array; 1425 bool arg1, arg2; 1426 u8 tree_val; 1427 1428 if (rec_depth > MAX_RECURSION_DEPTH) { 1429 DP_NOTICE(p_hwfn, 1430 "Unexpected error: is_mode_match_rec exceeded the max recursion depth. This is probably due to a corrupt init/debug buffer.\n"); 1431 return false; 1432 } 1433 1434 /* Get next element from modes tree buffer */ 1435 dbg_array = p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr; 1436 tree_val = dbg_array[(*modes_buf_offset)++]; 1437 1438 switch (tree_val) { 1439 case INIT_MODE_OP_NOT: 1440 return !qed_is_mode_match_rec(p_hwfn, 1441 modes_buf_offset, rec_depth + 1); 1442 case INIT_MODE_OP_OR: 1443 case INIT_MODE_OP_AND: 1444 arg1 = qed_is_mode_match_rec(p_hwfn, 1445 modes_buf_offset, rec_depth + 1); 1446 arg2 = qed_is_mode_match_rec(p_hwfn, 1447 modes_buf_offset, rec_depth + 1); 1448 return (tree_val == INIT_MODE_OP_OR) ? (arg1 || 1449 arg2) : (arg1 && arg2); 1450 default: 1451 return dev_data->mode_enable[tree_val - MAX_INIT_MODE_OPS] > 0; 1452 } 1453 } 1454 1455 /* Returns true if the mode (specified using modes_buf_offset) is enabled */ 1456 static bool qed_is_mode_match(struct qed_hwfn *p_hwfn, u16 *modes_buf_offset) 1457 { 1458 return qed_is_mode_match_rec(p_hwfn, modes_buf_offset, 0); 1459 } 1460 1461 /* Enable / disable the Debug block */ 1462 static void qed_bus_enable_dbg_block(struct qed_hwfn *p_hwfn, 1463 struct qed_ptt *p_ptt, bool enable) 1464 { 1465 qed_wr(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON, enable ? 1 : 0); 1466 } 1467 1468 /* Resets the Debug block */ 1469 static void qed_bus_reset_dbg_block(struct qed_hwfn *p_hwfn, 1470 struct qed_ptt *p_ptt) 1471 { 1472 u32 reset_reg_addr, old_reset_reg_val, new_reset_reg_val; 1473 const struct dbg_reset_reg *reset_reg; 1474 const struct dbg_block_chip *block; 1475 1476 block = qed_get_dbg_block_per_chip(p_hwfn, BLOCK_DBG); 1477 reset_reg = qed_get_dbg_reset_reg(p_hwfn, block->reset_reg_id); 1478 reset_reg_addr = 1479 DWORDS_TO_BYTES(GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR)); 1480 1481 old_reset_reg_val = qed_rd(p_hwfn, p_ptt, reset_reg_addr); 1482 new_reset_reg_val = 1483 old_reset_reg_val & ~BIT(block->reset_reg_bit_offset); 1484 1485 qed_wr(p_hwfn, p_ptt, reset_reg_addr, new_reset_reg_val); 1486 qed_wr(p_hwfn, p_ptt, reset_reg_addr, old_reset_reg_val); 1487 } 1488 1489 /* Enable / disable Debug Bus clients according to the specified mask 1490 * (1 = enable, 0 = disable). 1491 */ 1492 static void qed_bus_enable_clients(struct qed_hwfn *p_hwfn, 1493 struct qed_ptt *p_ptt, u32 client_mask) 1494 { 1495 qed_wr(p_hwfn, p_ptt, DBG_REG_CLIENT_ENABLE, client_mask); 1496 } 1497 1498 static void qed_bus_config_dbg_line(struct qed_hwfn *p_hwfn, 1499 struct qed_ptt *p_ptt, 1500 enum block_id block_id, 1501 u8 line_id, 1502 u8 enable_mask, 1503 u8 right_shift, 1504 u8 force_valid_mask, u8 force_frame_mask) 1505 { 1506 const struct dbg_block_chip *block = 1507 qed_get_dbg_block_per_chip(p_hwfn, block_id); 1508 1509 qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_select_reg_addr), 1510 line_id); 1511 qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_dword_enable_reg_addr), 1512 enable_mask); 1513 qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_shift_reg_addr), 1514 right_shift); 1515 qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_force_valid_reg_addr), 1516 force_valid_mask); 1517 qed_wr(p_hwfn, p_ptt, DWORDS_TO_BYTES(block->dbg_force_frame_reg_addr), 1518 force_frame_mask); 1519 } 1520 1521 /* Disable debug bus in all blocks */ 1522 static void qed_bus_disable_blocks(struct qed_hwfn *p_hwfn, 1523 struct qed_ptt *p_ptt) 1524 { 1525 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1526 u32 block_id; 1527 1528 /* Disable all blocks */ 1529 for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) { 1530 const struct dbg_block_chip *block_per_chip = 1531 qed_get_dbg_block_per_chip(p_hwfn, 1532 (enum block_id)block_id); 1533 1534 if (GET_FIELD(block_per_chip->flags, 1535 DBG_BLOCK_CHIP_IS_REMOVED) || 1536 dev_data->block_in_reset[block_id]) 1537 continue; 1538 1539 /* Disable debug bus */ 1540 if (GET_FIELD(block_per_chip->flags, 1541 DBG_BLOCK_CHIP_HAS_DBG_BUS)) { 1542 u32 dbg_en_addr = 1543 block_per_chip->dbg_dword_enable_reg_addr; 1544 u16 modes_buf_offset = 1545 GET_FIELD(block_per_chip->dbg_bus_mode.data, 1546 DBG_MODE_HDR_MODES_BUF_OFFSET); 1547 bool eval_mode = 1548 GET_FIELD(block_per_chip->dbg_bus_mode.data, 1549 DBG_MODE_HDR_EVAL_MODE) > 0; 1550 1551 if (!eval_mode || 1552 qed_is_mode_match(p_hwfn, &modes_buf_offset)) 1553 qed_wr(p_hwfn, p_ptt, 1554 DWORDS_TO_BYTES(dbg_en_addr), 1555 0); 1556 } 1557 } 1558 } 1559 1560 /* Returns true if the specified entity (indicated by GRC param) should be 1561 * included in the dump, false otherwise. 1562 */ 1563 static bool qed_grc_is_included(struct qed_hwfn *p_hwfn, 1564 enum dbg_grc_params grc_param) 1565 { 1566 return qed_grc_get_param(p_hwfn, grc_param) > 0; 1567 } 1568 1569 /* Returns the storm_id that matches the specified Storm letter, 1570 * or MAX_DBG_STORMS if invalid storm letter. 1571 */ 1572 static enum dbg_storms qed_get_id_from_letter(char storm_letter) 1573 { 1574 u8 storm_id; 1575 1576 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) 1577 if (s_storm_defs[storm_id].letter == storm_letter) 1578 return (enum dbg_storms)storm_id; 1579 1580 return MAX_DBG_STORMS; 1581 } 1582 1583 /* Returns true of the specified Storm should be included in the dump, false 1584 * otherwise. 1585 */ 1586 static bool qed_grc_is_storm_included(struct qed_hwfn *p_hwfn, 1587 enum dbg_storms storm) 1588 { 1589 return qed_grc_get_param(p_hwfn, (enum dbg_grc_params)storm) > 0; 1590 } 1591 1592 /* Returns true if the specified memory should be included in the dump, false 1593 * otherwise. 1594 */ 1595 static bool qed_grc_is_mem_included(struct qed_hwfn *p_hwfn, 1596 enum block_id block_id, u8 mem_group_id) 1597 { 1598 const struct dbg_block *block; 1599 u8 i; 1600 1601 block = get_dbg_block(p_hwfn, block_id); 1602 1603 /* If the block is associated with a Storm, check Storm match */ 1604 if (block->associated_storm_letter) { 1605 enum dbg_storms associated_storm_id = 1606 qed_get_id_from_letter(block->associated_storm_letter); 1607 1608 if (associated_storm_id == MAX_DBG_STORMS || 1609 !qed_grc_is_storm_included(p_hwfn, associated_storm_id)) 1610 return false; 1611 } 1612 1613 for (i = 0; i < NUM_BIG_RAM_TYPES; i++) { 1614 struct big_ram_defs *big_ram = &s_big_ram_defs[i]; 1615 1616 if (mem_group_id == big_ram->mem_group_id || 1617 mem_group_id == big_ram->ram_mem_group_id) 1618 return qed_grc_is_included(p_hwfn, big_ram->grc_param); 1619 } 1620 1621 switch (mem_group_id) { 1622 case MEM_GROUP_PXP_ILT: 1623 case MEM_GROUP_PXP_MEM: 1624 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PXP); 1625 case MEM_GROUP_RAM: 1626 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RAM); 1627 case MEM_GROUP_PBUF: 1628 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PBUF); 1629 case MEM_GROUP_CAU_MEM: 1630 case MEM_GROUP_CAU_SB: 1631 case MEM_GROUP_CAU_PI: 1632 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CAU); 1633 case MEM_GROUP_CAU_MEM_EXT: 1634 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CAU_EXT); 1635 case MEM_GROUP_QM_MEM: 1636 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_QM); 1637 case MEM_GROUP_CFC_MEM: 1638 case MEM_GROUP_CONN_CFC_MEM: 1639 case MEM_GROUP_TASK_CFC_MEM: 1640 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CFC) || 1641 qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX); 1642 case MEM_GROUP_DORQ_MEM: 1643 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DORQ); 1644 case MEM_GROUP_IGU_MEM: 1645 case MEM_GROUP_IGU_MSIX: 1646 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_IGU); 1647 case MEM_GROUP_MULD_MEM: 1648 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MULD); 1649 case MEM_GROUP_PRS_MEM: 1650 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_PRS); 1651 case MEM_GROUP_DMAE_MEM: 1652 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DMAE); 1653 case MEM_GROUP_TM_MEM: 1654 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_TM); 1655 case MEM_GROUP_SDM_MEM: 1656 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_SDM); 1657 case MEM_GROUP_TDIF_CTX: 1658 case MEM_GROUP_RDIF_CTX: 1659 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_DIF); 1660 case MEM_GROUP_CM_MEM: 1661 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM); 1662 case MEM_GROUP_IOR: 1663 return qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_IOR); 1664 default: 1665 return true; 1666 } 1667 } 1668 1669 /* Stalls all Storms */ 1670 static void qed_grc_stall_storms(struct qed_hwfn *p_hwfn, 1671 struct qed_ptt *p_ptt, bool stall) 1672 { 1673 u32 reg_addr; 1674 u8 storm_id; 1675 1676 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 1677 if (!qed_grc_is_storm_included(p_hwfn, 1678 (enum dbg_storms)storm_id)) 1679 continue; 1680 1681 reg_addr = s_storm_defs[storm_id].sem_fast_mem_addr + 1682 SEM_FAST_REG_STALL_0; 1683 qed_wr(p_hwfn, p_ptt, reg_addr, stall ? 1 : 0); 1684 } 1685 1686 msleep(STALL_DELAY_MS); 1687 } 1688 1689 /* Takes all blocks out of reset. If rbc_only is true, only RBC clients are 1690 * taken out of reset. 1691 */ 1692 static void qed_grc_unreset_blocks(struct qed_hwfn *p_hwfn, 1693 struct qed_ptt *p_ptt, bool rbc_only) 1694 { 1695 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1696 u8 chip_id = dev_data->chip_id; 1697 u32 i; 1698 1699 /* Take RBCs out of reset */ 1700 for (i = 0; i < ARRAY_SIZE(s_rbc_reset_defs); i++) 1701 if (s_rbc_reset_defs[i].reset_val[dev_data->chip_id]) 1702 qed_wr(p_hwfn, 1703 p_ptt, 1704 s_rbc_reset_defs[i].reset_reg_addr + 1705 RESET_REG_UNRESET_OFFSET, 1706 s_rbc_reset_defs[i].reset_val[chip_id]); 1707 1708 if (!rbc_only) { 1709 u32 reg_val[NUM_DBG_RESET_REGS] = { 0 }; 1710 u8 reset_reg_id; 1711 u32 block_id; 1712 1713 /* Fill reset regs values */ 1714 for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) { 1715 bool is_removed, has_reset_reg, unreset_before_dump; 1716 const struct dbg_block_chip *block; 1717 1718 block = qed_get_dbg_block_per_chip(p_hwfn, 1719 (enum block_id) 1720 block_id); 1721 is_removed = 1722 GET_FIELD(block->flags, DBG_BLOCK_CHIP_IS_REMOVED); 1723 has_reset_reg = 1724 GET_FIELD(block->flags, 1725 DBG_BLOCK_CHIP_HAS_RESET_REG); 1726 unreset_before_dump = 1727 GET_FIELD(block->flags, 1728 DBG_BLOCK_CHIP_UNRESET_BEFORE_DUMP); 1729 1730 if (!is_removed && has_reset_reg && unreset_before_dump) 1731 reg_val[block->reset_reg_id] |= 1732 BIT(block->reset_reg_bit_offset); 1733 } 1734 1735 /* Write reset registers */ 1736 for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS; 1737 reset_reg_id++) { 1738 const struct dbg_reset_reg *reset_reg; 1739 u32 reset_reg_addr; 1740 1741 reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id); 1742 1743 if (GET_FIELD 1744 (reset_reg->data, DBG_RESET_REG_IS_REMOVED)) 1745 continue; 1746 1747 if (reg_val[reset_reg_id]) { 1748 reset_reg_addr = 1749 GET_FIELD(reset_reg->data, 1750 DBG_RESET_REG_ADDR); 1751 qed_wr(p_hwfn, 1752 p_ptt, 1753 DWORDS_TO_BYTES(reset_reg_addr) + 1754 RESET_REG_UNRESET_OFFSET, 1755 reg_val[reset_reg_id]); 1756 } 1757 } 1758 } 1759 } 1760 1761 /* Returns the attention block data of the specified block */ 1762 static const struct dbg_attn_block_type_data * 1763 qed_get_block_attn_data(struct qed_hwfn *p_hwfn, 1764 enum block_id block_id, enum dbg_attn_type attn_type) 1765 { 1766 const struct dbg_attn_block *base_attn_block_arr = 1767 (const struct dbg_attn_block *) 1768 p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr; 1769 1770 return &base_attn_block_arr[block_id].per_type_data[attn_type]; 1771 } 1772 1773 /* Returns the attention registers of the specified block */ 1774 static const struct dbg_attn_reg * 1775 qed_get_block_attn_regs(struct qed_hwfn *p_hwfn, 1776 enum block_id block_id, enum dbg_attn_type attn_type, 1777 u8 *num_attn_regs) 1778 { 1779 const struct dbg_attn_block_type_data *block_type_data = 1780 qed_get_block_attn_data(p_hwfn, block_id, attn_type); 1781 1782 *num_attn_regs = block_type_data->num_regs; 1783 1784 return (const struct dbg_attn_reg *) 1785 p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr + 1786 block_type_data->regs_offset; 1787 } 1788 1789 /* For each block, clear the status of all parities */ 1790 static void qed_grc_clear_all_prty(struct qed_hwfn *p_hwfn, 1791 struct qed_ptt *p_ptt) 1792 { 1793 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1794 const struct dbg_attn_reg *attn_reg_arr; 1795 u32 block_id, sts_clr_address; 1796 u8 reg_idx, num_attn_regs; 1797 1798 for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) { 1799 if (dev_data->block_in_reset[block_id]) 1800 continue; 1801 1802 attn_reg_arr = qed_get_block_attn_regs(p_hwfn, 1803 (enum block_id)block_id, 1804 ATTN_TYPE_PARITY, 1805 &num_attn_regs); 1806 1807 for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) { 1808 const struct dbg_attn_reg *reg_data = 1809 &attn_reg_arr[reg_idx]; 1810 u16 modes_buf_offset; 1811 bool eval_mode; 1812 1813 /* Check mode */ 1814 eval_mode = GET_FIELD(reg_data->mode.data, 1815 DBG_MODE_HDR_EVAL_MODE) > 0; 1816 modes_buf_offset = 1817 GET_FIELD(reg_data->mode.data, 1818 DBG_MODE_HDR_MODES_BUF_OFFSET); 1819 1820 sts_clr_address = reg_data->sts_clr_address; 1821 /* If Mode match: clear parity status */ 1822 if (!eval_mode || 1823 qed_is_mode_match(p_hwfn, &modes_buf_offset)) 1824 qed_rd(p_hwfn, p_ptt, 1825 DWORDS_TO_BYTES(sts_clr_address)); 1826 } 1827 } 1828 } 1829 1830 /* Finds the meta data image in NVRAM */ 1831 static enum dbg_status qed_find_nvram_image(struct qed_hwfn *p_hwfn, 1832 struct qed_ptt *p_ptt, 1833 u32 image_type, 1834 u32 *nvram_offset_bytes, 1835 u32 *nvram_size_bytes) 1836 { 1837 u32 ret_mcp_resp, ret_mcp_param, ret_txn_size; 1838 struct mcp_file_att file_att; 1839 int nvm_result; 1840 1841 /* Call NVRAM get file command */ 1842 nvm_result = qed_mcp_nvm_rd_cmd(p_hwfn, 1843 p_ptt, 1844 DRV_MSG_CODE_NVM_GET_FILE_ATT, 1845 image_type, 1846 &ret_mcp_resp, 1847 &ret_mcp_param, 1848 &ret_txn_size, 1849 (u32 *)&file_att, false); 1850 1851 /* Check response */ 1852 if (nvm_result || (ret_mcp_resp & FW_MSG_CODE_MASK) != 1853 FW_MSG_CODE_NVM_OK) 1854 return DBG_STATUS_NVRAM_GET_IMAGE_FAILED; 1855 1856 /* Update return values */ 1857 *nvram_offset_bytes = file_att.nvm_start_addr; 1858 *nvram_size_bytes = file_att.len; 1859 1860 DP_VERBOSE(p_hwfn, 1861 QED_MSG_DEBUG, 1862 "find_nvram_image: found NVRAM image of type %d in NVRAM offset %d bytes with size %d bytes\n", 1863 image_type, *nvram_offset_bytes, *nvram_size_bytes); 1864 1865 /* Check alignment */ 1866 if (*nvram_size_bytes & 0x3) 1867 return DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE; 1868 1869 return DBG_STATUS_OK; 1870 } 1871 1872 /* Reads data from NVRAM */ 1873 static enum dbg_status qed_nvram_read(struct qed_hwfn *p_hwfn, 1874 struct qed_ptt *p_ptt, 1875 u32 nvram_offset_bytes, 1876 u32 nvram_size_bytes, u32 *ret_buf) 1877 { 1878 u32 ret_mcp_resp, ret_mcp_param, ret_read_size, bytes_to_copy; 1879 s32 bytes_left = nvram_size_bytes; 1880 u32 read_offset = 0, param = 0; 1881 1882 DP_VERBOSE(p_hwfn, 1883 QED_MSG_DEBUG, 1884 "nvram_read: reading image of size %d bytes from NVRAM\n", 1885 nvram_size_bytes); 1886 1887 do { 1888 bytes_to_copy = 1889 (bytes_left > 1890 MCP_DRV_NVM_BUF_LEN) ? MCP_DRV_NVM_BUF_LEN : bytes_left; 1891 1892 /* Call NVRAM read command */ 1893 SET_MFW_FIELD(param, 1894 DRV_MB_PARAM_NVM_OFFSET, 1895 nvram_offset_bytes + read_offset); 1896 SET_MFW_FIELD(param, DRV_MB_PARAM_NVM_LEN, bytes_to_copy); 1897 if (qed_mcp_nvm_rd_cmd(p_hwfn, p_ptt, 1898 DRV_MSG_CODE_NVM_READ_NVRAM, param, 1899 &ret_mcp_resp, 1900 &ret_mcp_param, &ret_read_size, 1901 (u32 *)((u8 *)ret_buf + read_offset), 1902 false)) 1903 return DBG_STATUS_NVRAM_READ_FAILED; 1904 1905 /* Check response */ 1906 if ((ret_mcp_resp & FW_MSG_CODE_MASK) != FW_MSG_CODE_NVM_OK) 1907 return DBG_STATUS_NVRAM_READ_FAILED; 1908 1909 /* Update read offset */ 1910 read_offset += ret_read_size; 1911 bytes_left -= ret_read_size; 1912 } while (bytes_left > 0); 1913 1914 return DBG_STATUS_OK; 1915 } 1916 1917 /* Dumps GRC registers section header. Returns the dumped size in dwords. 1918 * the following parameters are dumped: 1919 * - count: no. of dumped entries 1920 * - split_type: split type 1921 * - split_id: split ID (dumped only if split_id != SPLIT_TYPE_NONE) 1922 * - reg_type_name: register type name (dumped only if reg_type_name != NULL) 1923 */ 1924 static u32 qed_grc_dump_regs_hdr(u32 *dump_buf, 1925 bool dump, 1926 u32 num_reg_entries, 1927 enum init_split_types split_type, 1928 u8 split_id, const char *reg_type_name) 1929 { 1930 u8 num_params = 2 + 1931 (split_type != SPLIT_TYPE_NONE ? 1 : 0) + (reg_type_name ? 1 : 0); 1932 u32 offset = 0; 1933 1934 offset += qed_dump_section_hdr(dump_buf + offset, 1935 dump, "grc_regs", num_params); 1936 offset += qed_dump_num_param(dump_buf + offset, 1937 dump, "count", num_reg_entries); 1938 offset += qed_dump_str_param(dump_buf + offset, 1939 dump, "split", 1940 s_split_type_defs[split_type].name); 1941 if (split_type != SPLIT_TYPE_NONE) 1942 offset += qed_dump_num_param(dump_buf + offset, 1943 dump, "id", split_id); 1944 if (reg_type_name) 1945 offset += qed_dump_str_param(dump_buf + offset, 1946 dump, "type", reg_type_name); 1947 1948 return offset; 1949 } 1950 1951 /* Reads the specified registers into the specified buffer. 1952 * The addr and len arguments are specified in dwords. 1953 */ 1954 void qed_read_regs(struct qed_hwfn *p_hwfn, 1955 struct qed_ptt *p_ptt, u32 *buf, u32 addr, u32 len) 1956 { 1957 u32 i; 1958 1959 for (i = 0; i < len; i++) 1960 buf[i] = qed_rd(p_hwfn, p_ptt, DWORDS_TO_BYTES(addr + i)); 1961 } 1962 1963 /* Dumps the GRC registers in the specified address range. 1964 * Returns the dumped size in dwords. 1965 * The addr and len arguments are specified in dwords. 1966 */ 1967 static u32 qed_grc_dump_addr_range(struct qed_hwfn *p_hwfn, 1968 struct qed_ptt *p_ptt, 1969 u32 *dump_buf, 1970 bool dump, u32 addr, u32 len, bool wide_bus, 1971 enum init_split_types split_type, 1972 u8 split_id) 1973 { 1974 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1975 u8 port_id = 0, pf_id = 0, vf_id = 0; 1976 bool read_using_dmae = false; 1977 u32 thresh; 1978 u16 fid; 1979 1980 if (!dump) 1981 return len; 1982 1983 switch (split_type) { 1984 case SPLIT_TYPE_PORT: 1985 port_id = split_id; 1986 break; 1987 case SPLIT_TYPE_PF: 1988 pf_id = split_id; 1989 break; 1990 case SPLIT_TYPE_PORT_PF: 1991 port_id = split_id / dev_data->num_pfs_per_port; 1992 pf_id = port_id + dev_data->num_ports * 1993 (split_id % dev_data->num_pfs_per_port); 1994 break; 1995 case SPLIT_TYPE_VF: 1996 vf_id = split_id; 1997 break; 1998 default: 1999 break; 2000 } 2001 2002 /* Try reading using DMAE */ 2003 if (dev_data->use_dmae && split_type != SPLIT_TYPE_VF && 2004 (len >= s_hw_type_defs[dev_data->hw_type].dmae_thresh || 2005 (PROTECT_WIDE_BUS && wide_bus))) { 2006 struct qed_dmae_params dmae_params; 2007 2008 /* Set DMAE params */ 2009 memset(&dmae_params, 0, sizeof(dmae_params)); 2010 SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_COMPLETION_DST, 1); 2011 switch (split_type) { 2012 case SPLIT_TYPE_PORT: 2013 SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID, 2014 1); 2015 dmae_params.port_id = port_id; 2016 break; 2017 case SPLIT_TYPE_PF: 2018 SET_FIELD(dmae_params.flags, 2019 QED_DMAE_PARAMS_SRC_PF_VALID, 1); 2020 dmae_params.src_pfid = pf_id; 2021 break; 2022 case SPLIT_TYPE_PORT_PF: 2023 SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID, 2024 1); 2025 SET_FIELD(dmae_params.flags, 2026 QED_DMAE_PARAMS_SRC_PF_VALID, 1); 2027 dmae_params.port_id = port_id; 2028 dmae_params.src_pfid = pf_id; 2029 break; 2030 default: 2031 break; 2032 } 2033 2034 /* Execute DMAE command */ 2035 read_using_dmae = !qed_dmae_grc2host(p_hwfn, 2036 p_ptt, 2037 DWORDS_TO_BYTES(addr), 2038 (u64)(uintptr_t)(dump_buf), 2039 len, &dmae_params); 2040 if (!read_using_dmae) { 2041 dev_data->use_dmae = 0; 2042 DP_VERBOSE(p_hwfn, 2043 QED_MSG_DEBUG, 2044 "Failed reading from chip using DMAE, using GRC instead\n"); 2045 } 2046 } 2047 2048 if (read_using_dmae) 2049 goto print_log; 2050 2051 /* If not read using DMAE, read using GRC */ 2052 2053 /* Set pretend */ 2054 if (split_type != dev_data->pretend.split_type || 2055 split_id != dev_data->pretend.split_id) { 2056 switch (split_type) { 2057 case SPLIT_TYPE_PORT: 2058 qed_port_pretend(p_hwfn, p_ptt, port_id); 2059 break; 2060 case SPLIT_TYPE_PF: 2061 fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID, 2062 pf_id); 2063 qed_fid_pretend(p_hwfn, p_ptt, fid); 2064 break; 2065 case SPLIT_TYPE_PORT_PF: 2066 fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID, 2067 pf_id); 2068 qed_port_fid_pretend(p_hwfn, p_ptt, port_id, fid); 2069 break; 2070 case SPLIT_TYPE_VF: 2071 fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFVALID, 1) 2072 | FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFID, 2073 vf_id); 2074 qed_fid_pretend(p_hwfn, p_ptt, fid); 2075 break; 2076 default: 2077 break; 2078 } 2079 2080 dev_data->pretend.split_type = (u8)split_type; 2081 dev_data->pretend.split_id = split_id; 2082 } 2083 2084 /* Read registers using GRC */ 2085 qed_read_regs(p_hwfn, p_ptt, dump_buf, addr, len); 2086 2087 print_log: 2088 /* Print log */ 2089 dev_data->num_regs_read += len; 2090 thresh = s_hw_type_defs[dev_data->hw_type].log_thresh; 2091 if ((dev_data->num_regs_read / thresh) > 2092 ((dev_data->num_regs_read - len) / thresh)) 2093 DP_VERBOSE(p_hwfn, 2094 QED_MSG_DEBUG, 2095 "Dumped %d registers...\n", dev_data->num_regs_read); 2096 2097 return len; 2098 } 2099 2100 /* Dumps GRC registers sequence header. Returns the dumped size in dwords. 2101 * The addr and len arguments are specified in dwords. 2102 */ 2103 static u32 qed_grc_dump_reg_entry_hdr(u32 *dump_buf, 2104 bool dump, u32 addr, u32 len) 2105 { 2106 if (dump) 2107 *dump_buf = addr | (len << REG_DUMP_LEN_SHIFT); 2108 2109 return 1; 2110 } 2111 2112 /* Dumps GRC registers sequence. Returns the dumped size in dwords. 2113 * The addr and len arguments are specified in dwords. 2114 */ 2115 static u32 qed_grc_dump_reg_entry(struct qed_hwfn *p_hwfn, 2116 struct qed_ptt *p_ptt, 2117 u32 *dump_buf, 2118 bool dump, u32 addr, u32 len, bool wide_bus, 2119 enum init_split_types split_type, u8 split_id) 2120 { 2121 u32 offset = 0; 2122 2123 offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, len); 2124 offset += qed_grc_dump_addr_range(p_hwfn, 2125 p_ptt, 2126 dump_buf + offset, 2127 dump, addr, len, wide_bus, 2128 split_type, split_id); 2129 2130 return offset; 2131 } 2132 2133 /* Dumps GRC registers sequence with skip cycle. 2134 * Returns the dumped size in dwords. 2135 * - addr: start GRC address in dwords 2136 * - total_len: total no. of dwords to dump 2137 * - read_len: no. consecutive dwords to read 2138 * - skip_len: no. of dwords to skip (and fill with zeros) 2139 */ 2140 static u32 qed_grc_dump_reg_entry_skip(struct qed_hwfn *p_hwfn, 2141 struct qed_ptt *p_ptt, 2142 u32 *dump_buf, 2143 bool dump, 2144 u32 addr, 2145 u32 total_len, 2146 u32 read_len, u32 skip_len) 2147 { 2148 u32 offset = 0, reg_offset = 0; 2149 2150 offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, total_len); 2151 2152 if (!dump) 2153 return offset + total_len; 2154 2155 while (reg_offset < total_len) { 2156 u32 curr_len = min_t(u32, read_len, total_len - reg_offset); 2157 2158 offset += qed_grc_dump_addr_range(p_hwfn, 2159 p_ptt, 2160 dump_buf + offset, 2161 dump, addr, curr_len, false, 2162 SPLIT_TYPE_NONE, 0); 2163 reg_offset += curr_len; 2164 addr += curr_len; 2165 2166 if (reg_offset < total_len) { 2167 curr_len = min_t(u32, skip_len, total_len - skip_len); 2168 memset(dump_buf + offset, 0, DWORDS_TO_BYTES(curr_len)); 2169 offset += curr_len; 2170 reg_offset += curr_len; 2171 addr += curr_len; 2172 } 2173 } 2174 2175 return offset; 2176 } 2177 2178 /* Dumps GRC registers entries. Returns the dumped size in dwords. */ 2179 static u32 qed_grc_dump_regs_entries(struct qed_hwfn *p_hwfn, 2180 struct qed_ptt *p_ptt, 2181 struct virt_mem_desc input_regs_arr, 2182 u32 *dump_buf, 2183 bool dump, 2184 enum init_split_types split_type, 2185 u8 split_id, 2186 bool block_enable[MAX_BLOCK_ID], 2187 u32 *num_dumped_reg_entries) 2188 { 2189 u32 i, offset = 0, input_offset = 0; 2190 bool mode_match = true; 2191 2192 *num_dumped_reg_entries = 0; 2193 2194 while (input_offset < BYTES_TO_DWORDS(input_regs_arr.size)) { 2195 const struct dbg_dump_cond_hdr *cond_hdr = 2196 (const struct dbg_dump_cond_hdr *) 2197 input_regs_arr.ptr + input_offset++; 2198 u16 modes_buf_offset; 2199 bool eval_mode; 2200 2201 /* Check mode/block */ 2202 eval_mode = GET_FIELD(cond_hdr->mode.data, 2203 DBG_MODE_HDR_EVAL_MODE) > 0; 2204 if (eval_mode) { 2205 modes_buf_offset = 2206 GET_FIELD(cond_hdr->mode.data, 2207 DBG_MODE_HDR_MODES_BUF_OFFSET); 2208 mode_match = qed_is_mode_match(p_hwfn, 2209 &modes_buf_offset); 2210 } 2211 2212 if (!mode_match || !block_enable[cond_hdr->block_id]) { 2213 input_offset += cond_hdr->data_size; 2214 continue; 2215 } 2216 2217 for (i = 0; i < cond_hdr->data_size; i++, input_offset++) { 2218 const struct dbg_dump_reg *reg = 2219 (const struct dbg_dump_reg *) 2220 input_regs_arr.ptr + input_offset; 2221 u32 addr, len; 2222 bool wide_bus; 2223 2224 addr = GET_FIELD(reg->data, DBG_DUMP_REG_ADDRESS); 2225 len = GET_FIELD(reg->data, DBG_DUMP_REG_LENGTH); 2226 wide_bus = GET_FIELD(reg->data, DBG_DUMP_REG_WIDE_BUS); 2227 offset += qed_grc_dump_reg_entry(p_hwfn, 2228 p_ptt, 2229 dump_buf + offset, 2230 dump, 2231 addr, 2232 len, 2233 wide_bus, 2234 split_type, split_id); 2235 (*num_dumped_reg_entries)++; 2236 } 2237 } 2238 2239 return offset; 2240 } 2241 2242 /* Dumps GRC registers entries. Returns the dumped size in dwords. */ 2243 static u32 qed_grc_dump_split_data(struct qed_hwfn *p_hwfn, 2244 struct qed_ptt *p_ptt, 2245 struct virt_mem_desc input_regs_arr, 2246 u32 *dump_buf, 2247 bool dump, 2248 bool block_enable[MAX_BLOCK_ID], 2249 enum init_split_types split_type, 2250 u8 split_id, const char *reg_type_name) 2251 { 2252 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2253 enum init_split_types hdr_split_type = split_type; 2254 u32 num_dumped_reg_entries, offset; 2255 u8 hdr_split_id = split_id; 2256 2257 /* In PORT_PF split type, print a port split header */ 2258 if (split_type == SPLIT_TYPE_PORT_PF) { 2259 hdr_split_type = SPLIT_TYPE_PORT; 2260 hdr_split_id = split_id / dev_data->num_pfs_per_port; 2261 } 2262 2263 /* Calculate register dump header size (and skip it for now) */ 2264 offset = qed_grc_dump_regs_hdr(dump_buf, 2265 false, 2266 0, 2267 hdr_split_type, 2268 hdr_split_id, reg_type_name); 2269 2270 /* Dump registers */ 2271 offset += qed_grc_dump_regs_entries(p_hwfn, 2272 p_ptt, 2273 input_regs_arr, 2274 dump_buf + offset, 2275 dump, 2276 split_type, 2277 split_id, 2278 block_enable, 2279 &num_dumped_reg_entries); 2280 2281 /* Write register dump header */ 2282 if (dump && num_dumped_reg_entries > 0) 2283 qed_grc_dump_regs_hdr(dump_buf, 2284 dump, 2285 num_dumped_reg_entries, 2286 hdr_split_type, 2287 hdr_split_id, reg_type_name); 2288 2289 return num_dumped_reg_entries > 0 ? offset : 0; 2290 } 2291 2292 /* Dumps registers according to the input registers array. Returns the dumped 2293 * size in dwords. 2294 */ 2295 static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, 2296 struct qed_ptt *p_ptt, 2297 u32 *dump_buf, 2298 bool dump, 2299 bool block_enable[MAX_BLOCK_ID], 2300 const char *reg_type_name) 2301 { 2302 struct virt_mem_desc *dbg_buf = 2303 &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG]; 2304 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2305 u32 offset = 0, input_offset = 0; 2306 2307 while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) { 2308 const struct dbg_dump_split_hdr *split_hdr; 2309 struct virt_mem_desc curr_input_regs_arr; 2310 enum init_split_types split_type; 2311 u16 split_count = 0; 2312 u32 split_data_size; 2313 u8 split_id; 2314 2315 split_hdr = 2316 (const struct dbg_dump_split_hdr *) 2317 dbg_buf->ptr + input_offset++; 2318 split_type = 2319 GET_FIELD(split_hdr->hdr, 2320 DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID); 2321 split_data_size = GET_FIELD(split_hdr->hdr, 2322 DBG_DUMP_SPLIT_HDR_DATA_SIZE); 2323 curr_input_regs_arr.ptr = 2324 (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr + 2325 input_offset; 2326 curr_input_regs_arr.size = DWORDS_TO_BYTES(split_data_size); 2327 2328 switch (split_type) { 2329 case SPLIT_TYPE_NONE: 2330 split_count = 1; 2331 break; 2332 case SPLIT_TYPE_PORT: 2333 split_count = dev_data->num_ports; 2334 break; 2335 case SPLIT_TYPE_PF: 2336 case SPLIT_TYPE_PORT_PF: 2337 split_count = dev_data->num_ports * 2338 dev_data->num_pfs_per_port; 2339 break; 2340 case SPLIT_TYPE_VF: 2341 split_count = dev_data->num_vfs; 2342 break; 2343 default: 2344 return 0; 2345 } 2346 2347 for (split_id = 0; split_id < split_count; split_id++) 2348 offset += qed_grc_dump_split_data(p_hwfn, p_ptt, 2349 curr_input_regs_arr, 2350 dump_buf + offset, 2351 dump, block_enable, 2352 split_type, 2353 split_id, 2354 reg_type_name); 2355 2356 input_offset += split_data_size; 2357 } 2358 2359 /* Cancel pretends (pretend to original PF) */ 2360 if (dump) { 2361 qed_fid_pretend(p_hwfn, p_ptt, 2362 FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID, 2363 p_hwfn->rel_pf_id)); 2364 dev_data->pretend.split_type = SPLIT_TYPE_NONE; 2365 dev_data->pretend.split_id = 0; 2366 } 2367 2368 return offset; 2369 } 2370 2371 /* Dump reset registers. Returns the dumped size in dwords. */ 2372 static u32 qed_grc_dump_reset_regs(struct qed_hwfn *p_hwfn, 2373 struct qed_ptt *p_ptt, 2374 u32 *dump_buf, bool dump) 2375 { 2376 u32 offset = 0, num_regs = 0; 2377 u8 reset_reg_id; 2378 2379 /* Calculate header size */ 2380 offset += qed_grc_dump_regs_hdr(dump_buf, 2381 false, 2382 0, SPLIT_TYPE_NONE, 0, "RESET_REGS"); 2383 2384 /* Write reset registers */ 2385 for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS; 2386 reset_reg_id++) { 2387 const struct dbg_reset_reg *reset_reg; 2388 u32 reset_reg_addr; 2389 2390 reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id); 2391 2392 if (GET_FIELD(reset_reg->data, DBG_RESET_REG_IS_REMOVED)) 2393 continue; 2394 2395 reset_reg_addr = GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR); 2396 offset += qed_grc_dump_reg_entry(p_hwfn, 2397 p_ptt, 2398 dump_buf + offset, 2399 dump, 2400 reset_reg_addr, 2401 1, false, SPLIT_TYPE_NONE, 0); 2402 num_regs++; 2403 } 2404 2405 /* Write header */ 2406 if (dump) 2407 qed_grc_dump_regs_hdr(dump_buf, 2408 true, num_regs, SPLIT_TYPE_NONE, 2409 0, "RESET_REGS"); 2410 2411 return offset; 2412 } 2413 2414 /* Dump registers that are modified during GRC Dump and therefore must be 2415 * dumped first. Returns the dumped size in dwords. 2416 */ 2417 static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn, 2418 struct qed_ptt *p_ptt, 2419 u32 *dump_buf, bool dump) 2420 { 2421 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2422 u32 block_id, offset = 0, stall_regs_offset; 2423 const struct dbg_attn_reg *attn_reg_arr; 2424 u8 storm_id, reg_idx, num_attn_regs; 2425 u32 num_reg_entries = 0; 2426 2427 /* Write empty header for attention registers */ 2428 offset += qed_grc_dump_regs_hdr(dump_buf, 2429 false, 2430 0, SPLIT_TYPE_NONE, 0, "ATTN_REGS"); 2431 2432 /* Write parity registers */ 2433 for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) { 2434 if (dev_data->block_in_reset[block_id] && dump) 2435 continue; 2436 2437 attn_reg_arr = qed_get_block_attn_regs(p_hwfn, 2438 (enum block_id)block_id, 2439 ATTN_TYPE_PARITY, 2440 &num_attn_regs); 2441 2442 for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) { 2443 const struct dbg_attn_reg *reg_data = 2444 &attn_reg_arr[reg_idx]; 2445 u16 modes_buf_offset; 2446 bool eval_mode; 2447 u32 addr; 2448 2449 /* Check mode */ 2450 eval_mode = GET_FIELD(reg_data->mode.data, 2451 DBG_MODE_HDR_EVAL_MODE) > 0; 2452 modes_buf_offset = 2453 GET_FIELD(reg_data->mode.data, 2454 DBG_MODE_HDR_MODES_BUF_OFFSET); 2455 if (eval_mode && 2456 !qed_is_mode_match(p_hwfn, &modes_buf_offset)) 2457 continue; 2458 2459 /* Mode match: read & dump registers */ 2460 addr = reg_data->mask_address; 2461 offset += qed_grc_dump_reg_entry(p_hwfn, 2462 p_ptt, 2463 dump_buf + offset, 2464 dump, 2465 addr, 2466 1, false, 2467 SPLIT_TYPE_NONE, 0); 2468 addr = GET_FIELD(reg_data->data, 2469 DBG_ATTN_REG_STS_ADDRESS); 2470 offset += qed_grc_dump_reg_entry(p_hwfn, 2471 p_ptt, 2472 dump_buf + offset, 2473 dump, 2474 addr, 2475 1, false, 2476 SPLIT_TYPE_NONE, 0); 2477 num_reg_entries += 2; 2478 } 2479 } 2480 2481 /* Overwrite header for attention registers */ 2482 if (dump) 2483 qed_grc_dump_regs_hdr(dump_buf, 2484 true, 2485 num_reg_entries, 2486 SPLIT_TYPE_NONE, 0, "ATTN_REGS"); 2487 2488 /* Write empty header for stall registers */ 2489 stall_regs_offset = offset; 2490 offset += qed_grc_dump_regs_hdr(dump_buf, 2491 false, 0, SPLIT_TYPE_NONE, 0, "REGS"); 2492 2493 /* Write Storm stall status registers */ 2494 for (storm_id = 0, num_reg_entries = 0; storm_id < MAX_DBG_STORMS; 2495 storm_id++) { 2496 struct storm_defs *storm = &s_storm_defs[storm_id]; 2497 u32 addr; 2498 2499 if (dev_data->block_in_reset[storm->sem_block_id] && dump) 2500 continue; 2501 2502 addr = 2503 BYTES_TO_DWORDS(storm->sem_fast_mem_addr + 2504 SEM_FAST_REG_STALLED); 2505 offset += qed_grc_dump_reg_entry(p_hwfn, 2506 p_ptt, 2507 dump_buf + offset, 2508 dump, 2509 addr, 2510 1, 2511 false, SPLIT_TYPE_NONE, 0); 2512 num_reg_entries++; 2513 } 2514 2515 /* Overwrite header for stall registers */ 2516 if (dump) 2517 qed_grc_dump_regs_hdr(dump_buf + stall_regs_offset, 2518 true, 2519 num_reg_entries, 2520 SPLIT_TYPE_NONE, 0, "REGS"); 2521 2522 return offset; 2523 } 2524 2525 /* Dumps registers that can't be represented in the debug arrays */ 2526 static u32 qed_grc_dump_special_regs(struct qed_hwfn *p_hwfn, 2527 struct qed_ptt *p_ptt, 2528 u32 *dump_buf, bool dump) 2529 { 2530 u32 offset = 0, addr; 2531 2532 offset += qed_grc_dump_regs_hdr(dump_buf, 2533 dump, 2, SPLIT_TYPE_NONE, 0, "REGS"); 2534 2535 /* Dump R/TDIF_REG_DEBUG_ERROR_INFO_SIZE (every 8'th register should be 2536 * skipped). 2537 */ 2538 addr = BYTES_TO_DWORDS(RDIF_REG_DEBUG_ERROR_INFO); 2539 offset += qed_grc_dump_reg_entry_skip(p_hwfn, 2540 p_ptt, 2541 dump_buf + offset, 2542 dump, 2543 addr, 2544 RDIF_REG_DEBUG_ERROR_INFO_SIZE, 2545 7, 2546 1); 2547 addr = BYTES_TO_DWORDS(TDIF_REG_DEBUG_ERROR_INFO); 2548 offset += 2549 qed_grc_dump_reg_entry_skip(p_hwfn, 2550 p_ptt, 2551 dump_buf + offset, 2552 dump, 2553 addr, 2554 TDIF_REG_DEBUG_ERROR_INFO_SIZE, 2555 7, 2556 1); 2557 2558 return offset; 2559 } 2560 2561 /* Dumps a GRC memory header (section and params). Returns the dumped size in 2562 * dwords. The following parameters are dumped: 2563 * - name: dumped only if it's not NULL. 2564 * - addr: in dwords, dumped only if name is NULL. 2565 * - len: in dwords, always dumped. 2566 * - width: dumped if it's not zero. 2567 * - packed: dumped only if it's not false. 2568 * - mem_group: always dumped. 2569 * - is_storm: true only if the memory is related to a Storm. 2570 * - storm_letter: valid only if is_storm is true. 2571 * 2572 */ 2573 static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn, 2574 u32 *dump_buf, 2575 bool dump, 2576 const char *name, 2577 u32 addr, 2578 u32 len, 2579 u32 bit_width, 2580 bool packed, 2581 const char *mem_group, char storm_letter) 2582 { 2583 u8 num_params = 3; 2584 u32 offset = 0; 2585 char buf[64]; 2586 2587 if (!len) 2588 DP_NOTICE(p_hwfn, 2589 "Unexpected GRC Dump error: dumped memory size must be non-zero\n"); 2590 2591 if (bit_width) 2592 num_params++; 2593 if (packed) 2594 num_params++; 2595 2596 /* Dump section header */ 2597 offset += qed_dump_section_hdr(dump_buf + offset, 2598 dump, "grc_mem", num_params); 2599 2600 if (name) { 2601 /* Dump name */ 2602 if (storm_letter) { 2603 strcpy(buf, "?STORM_"); 2604 buf[0] = storm_letter; 2605 strcpy(buf + strlen(buf), name); 2606 } else { 2607 strcpy(buf, name); 2608 } 2609 2610 offset += qed_dump_str_param(dump_buf + offset, 2611 dump, "name", buf); 2612 } else { 2613 /* Dump address */ 2614 u32 addr_in_bytes = DWORDS_TO_BYTES(addr); 2615 2616 offset += qed_dump_num_param(dump_buf + offset, 2617 dump, "addr", addr_in_bytes); 2618 } 2619 2620 /* Dump len */ 2621 offset += qed_dump_num_param(dump_buf + offset, dump, "len", len); 2622 2623 /* Dump bit width */ 2624 if (bit_width) 2625 offset += qed_dump_num_param(dump_buf + offset, 2626 dump, "width", bit_width); 2627 2628 /* Dump packed */ 2629 if (packed) 2630 offset += qed_dump_num_param(dump_buf + offset, 2631 dump, "packed", 1); 2632 2633 /* Dump reg type */ 2634 if (storm_letter) { 2635 strcpy(buf, "?STORM_"); 2636 buf[0] = storm_letter; 2637 strcpy(buf + strlen(buf), mem_group); 2638 } else { 2639 strcpy(buf, mem_group); 2640 } 2641 2642 offset += qed_dump_str_param(dump_buf + offset, dump, "type", buf); 2643 2644 return offset; 2645 } 2646 2647 /* Dumps a single GRC memory. If name is NULL, the memory is stored by address. 2648 * Returns the dumped size in dwords. 2649 * The addr and len arguments are specified in dwords. 2650 */ 2651 static u32 qed_grc_dump_mem(struct qed_hwfn *p_hwfn, 2652 struct qed_ptt *p_ptt, 2653 u32 *dump_buf, 2654 bool dump, 2655 const char *name, 2656 u32 addr, 2657 u32 len, 2658 bool wide_bus, 2659 u32 bit_width, 2660 bool packed, 2661 const char *mem_group, char storm_letter) 2662 { 2663 u32 offset = 0; 2664 2665 offset += qed_grc_dump_mem_hdr(p_hwfn, 2666 dump_buf + offset, 2667 dump, 2668 name, 2669 addr, 2670 len, 2671 bit_width, 2672 packed, mem_group, storm_letter); 2673 offset += qed_grc_dump_addr_range(p_hwfn, 2674 p_ptt, 2675 dump_buf + offset, 2676 dump, addr, len, wide_bus, 2677 SPLIT_TYPE_NONE, 0); 2678 2679 return offset; 2680 } 2681 2682 /* Dumps GRC memories entries. Returns the dumped size in dwords. */ 2683 static u32 qed_grc_dump_mem_entries(struct qed_hwfn *p_hwfn, 2684 struct qed_ptt *p_ptt, 2685 struct virt_mem_desc input_mems_arr, 2686 u32 *dump_buf, bool dump) 2687 { 2688 u32 i, offset = 0, input_offset = 0; 2689 bool mode_match = true; 2690 2691 while (input_offset < BYTES_TO_DWORDS(input_mems_arr.size)) { 2692 const struct dbg_dump_cond_hdr *cond_hdr; 2693 u16 modes_buf_offset; 2694 u32 num_entries; 2695 bool eval_mode; 2696 2697 cond_hdr = 2698 (const struct dbg_dump_cond_hdr *)input_mems_arr.ptr + 2699 input_offset++; 2700 num_entries = cond_hdr->data_size / MEM_DUMP_ENTRY_SIZE_DWORDS; 2701 2702 /* Check required mode */ 2703 eval_mode = GET_FIELD(cond_hdr->mode.data, 2704 DBG_MODE_HDR_EVAL_MODE) > 0; 2705 if (eval_mode) { 2706 modes_buf_offset = 2707 GET_FIELD(cond_hdr->mode.data, 2708 DBG_MODE_HDR_MODES_BUF_OFFSET); 2709 mode_match = qed_is_mode_match(p_hwfn, 2710 &modes_buf_offset); 2711 } 2712 2713 if (!mode_match) { 2714 input_offset += cond_hdr->data_size; 2715 continue; 2716 } 2717 2718 for (i = 0; i < num_entries; 2719 i++, input_offset += MEM_DUMP_ENTRY_SIZE_DWORDS) { 2720 const struct dbg_dump_mem *mem = 2721 (const struct dbg_dump_mem *)((u32 *) 2722 input_mems_arr.ptr 2723 + input_offset); 2724 const struct dbg_block *block; 2725 char storm_letter = 0; 2726 u32 mem_addr, mem_len; 2727 bool mem_wide_bus; 2728 u8 mem_group_id; 2729 2730 mem_group_id = GET_FIELD(mem->dword0, 2731 DBG_DUMP_MEM_MEM_GROUP_ID); 2732 if (mem_group_id >= MEM_GROUPS_NUM) { 2733 DP_NOTICE(p_hwfn, "Invalid mem_group_id\n"); 2734 return 0; 2735 } 2736 2737 if (!qed_grc_is_mem_included(p_hwfn, 2738 (enum block_id) 2739 cond_hdr->block_id, 2740 mem_group_id)) 2741 continue; 2742 2743 mem_addr = GET_FIELD(mem->dword0, DBG_DUMP_MEM_ADDRESS); 2744 mem_len = GET_FIELD(mem->dword1, DBG_DUMP_MEM_LENGTH); 2745 mem_wide_bus = GET_FIELD(mem->dword1, 2746 DBG_DUMP_MEM_WIDE_BUS); 2747 2748 block = get_dbg_block(p_hwfn, 2749 cond_hdr->block_id); 2750 2751 /* If memory is associated with Storm, 2752 * update storm details 2753 */ 2754 if (block->associated_storm_letter) 2755 storm_letter = block->associated_storm_letter; 2756 2757 /* Dump memory */ 2758 offset += qed_grc_dump_mem(p_hwfn, 2759 p_ptt, 2760 dump_buf + offset, 2761 dump, 2762 NULL, 2763 mem_addr, 2764 mem_len, 2765 mem_wide_bus, 2766 0, 2767 false, 2768 s_mem_group_names[mem_group_id], 2769 storm_letter); 2770 } 2771 } 2772 2773 return offset; 2774 } 2775 2776 /* Dumps GRC memories according to the input array dump_mem. 2777 * Returns the dumped size in dwords. 2778 */ 2779 static u32 qed_grc_dump_memories(struct qed_hwfn *p_hwfn, 2780 struct qed_ptt *p_ptt, 2781 u32 *dump_buf, bool dump) 2782 { 2783 struct virt_mem_desc *dbg_buf = 2784 &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM]; 2785 u32 offset = 0, input_offset = 0; 2786 2787 while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) { 2788 const struct dbg_dump_split_hdr *split_hdr; 2789 struct virt_mem_desc curr_input_mems_arr; 2790 enum init_split_types split_type; 2791 u32 split_data_size; 2792 2793 split_hdr = 2794 (const struct dbg_dump_split_hdr *)dbg_buf->ptr + 2795 input_offset++; 2796 split_type = GET_FIELD(split_hdr->hdr, 2797 DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID); 2798 split_data_size = GET_FIELD(split_hdr->hdr, 2799 DBG_DUMP_SPLIT_HDR_DATA_SIZE); 2800 curr_input_mems_arr.ptr = (u32 *)dbg_buf->ptr + input_offset; 2801 curr_input_mems_arr.size = DWORDS_TO_BYTES(split_data_size); 2802 2803 if (split_type == SPLIT_TYPE_NONE) 2804 offset += qed_grc_dump_mem_entries(p_hwfn, 2805 p_ptt, 2806 curr_input_mems_arr, 2807 dump_buf + offset, 2808 dump); 2809 else 2810 DP_NOTICE(p_hwfn, 2811 "Dumping split memories is currently not supported\n"); 2812 2813 input_offset += split_data_size; 2814 } 2815 2816 return offset; 2817 } 2818 2819 /* Dumps GRC context data for the specified Storm. 2820 * Returns the dumped size in dwords. 2821 * The lid_size argument is specified in quad-regs. 2822 */ 2823 static u32 qed_grc_dump_ctx_data(struct qed_hwfn *p_hwfn, 2824 struct qed_ptt *p_ptt, 2825 u32 *dump_buf, 2826 bool dump, 2827 const char *name, 2828 u32 num_lids, 2829 enum cm_ctx_types ctx_type, u8 storm_id) 2830 { 2831 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2832 struct storm_defs *storm = &s_storm_defs[storm_id]; 2833 u32 i, lid, lid_size, total_size; 2834 u32 rd_reg_addr, offset = 0; 2835 2836 /* Convert quad-regs to dwords */ 2837 lid_size = storm->cm_ctx_lid_sizes[dev_data->chip_id][ctx_type] * 4; 2838 2839 if (!lid_size) 2840 return 0; 2841 2842 total_size = num_lids * lid_size; 2843 2844 offset += qed_grc_dump_mem_hdr(p_hwfn, 2845 dump_buf + offset, 2846 dump, 2847 name, 2848 0, 2849 total_size, 2850 lid_size * 32, 2851 false, name, storm->letter); 2852 2853 if (!dump) 2854 return offset + total_size; 2855 2856 rd_reg_addr = BYTES_TO_DWORDS(storm->cm_ctx_rd_addr[ctx_type]); 2857 2858 /* Dump context data */ 2859 for (lid = 0; lid < num_lids; lid++) { 2860 for (i = 0; i < lid_size; i++) { 2861 qed_wr(p_hwfn, 2862 p_ptt, storm->cm_ctx_wr_addr, (i << 9) | lid); 2863 offset += qed_grc_dump_addr_range(p_hwfn, 2864 p_ptt, 2865 dump_buf + offset, 2866 dump, 2867 rd_reg_addr, 2868 1, 2869 false, 2870 SPLIT_TYPE_NONE, 0); 2871 } 2872 } 2873 2874 return offset; 2875 } 2876 2877 /* Dumps GRC contexts. Returns the dumped size in dwords. */ 2878 static u32 qed_grc_dump_ctx(struct qed_hwfn *p_hwfn, 2879 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 2880 { 2881 u32 offset = 0; 2882 u8 storm_id; 2883 2884 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 2885 if (!qed_grc_is_storm_included(p_hwfn, 2886 (enum dbg_storms)storm_id)) 2887 continue; 2888 2889 /* Dump Conn AG context size */ 2890 offset += qed_grc_dump_ctx_data(p_hwfn, 2891 p_ptt, 2892 dump_buf + offset, 2893 dump, 2894 "CONN_AG_CTX", 2895 NUM_OF_LCIDS, 2896 CM_CTX_CONN_AG, storm_id); 2897 2898 /* Dump Conn ST context size */ 2899 offset += qed_grc_dump_ctx_data(p_hwfn, 2900 p_ptt, 2901 dump_buf + offset, 2902 dump, 2903 "CONN_ST_CTX", 2904 NUM_OF_LCIDS, 2905 CM_CTX_CONN_ST, storm_id); 2906 2907 /* Dump Task AG context size */ 2908 offset += qed_grc_dump_ctx_data(p_hwfn, 2909 p_ptt, 2910 dump_buf + offset, 2911 dump, 2912 "TASK_AG_CTX", 2913 NUM_OF_LTIDS, 2914 CM_CTX_TASK_AG, storm_id); 2915 2916 /* Dump Task ST context size */ 2917 offset += qed_grc_dump_ctx_data(p_hwfn, 2918 p_ptt, 2919 dump_buf + offset, 2920 dump, 2921 "TASK_ST_CTX", 2922 NUM_OF_LTIDS, 2923 CM_CTX_TASK_ST, storm_id); 2924 } 2925 2926 return offset; 2927 } 2928 2929 #define VFC_STATUS_RESP_READY_BIT 0 2930 #define VFC_STATUS_BUSY_BIT 1 2931 #define VFC_STATUS_SENDING_CMD_BIT 2 2932 2933 #define VFC_POLLING_DELAY_MS 1 2934 #define VFC_POLLING_COUNT 20 2935 2936 /* Reads data from VFC. Returns the number of dwords read (0 on error). 2937 * Sizes are specified in dwords. 2938 */ 2939 static u32 qed_grc_dump_read_from_vfc(struct qed_hwfn *p_hwfn, 2940 struct qed_ptt *p_ptt, 2941 struct storm_defs *storm, 2942 u32 *cmd_data, 2943 u32 cmd_size, 2944 u32 *addr_data, 2945 u32 addr_size, 2946 u32 resp_size, u32 *dump_buf) 2947 { 2948 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2949 u32 vfc_status, polling_ms, polling_count = 0, i; 2950 u32 reg_addr, sem_base; 2951 bool is_ready = false; 2952 2953 sem_base = storm->sem_fast_mem_addr; 2954 polling_ms = VFC_POLLING_DELAY_MS * 2955 s_hw_type_defs[dev_data->hw_type].delay_factor; 2956 2957 /* Write VFC command */ 2958 ARR_REG_WR(p_hwfn, 2959 p_ptt, 2960 sem_base + SEM_FAST_REG_VFC_DATA_WR, 2961 cmd_data, cmd_size); 2962 2963 /* Write VFC address */ 2964 ARR_REG_WR(p_hwfn, 2965 p_ptt, 2966 sem_base + SEM_FAST_REG_VFC_ADDR, 2967 addr_data, addr_size); 2968 2969 /* Read response */ 2970 for (i = 0; i < resp_size; i++) { 2971 /* Poll until ready */ 2972 do { 2973 reg_addr = sem_base + SEM_FAST_REG_VFC_STATUS; 2974 qed_grc_dump_addr_range(p_hwfn, 2975 p_ptt, 2976 &vfc_status, 2977 true, 2978 BYTES_TO_DWORDS(reg_addr), 2979 1, 2980 false, SPLIT_TYPE_NONE, 0); 2981 is_ready = vfc_status & BIT(VFC_STATUS_RESP_READY_BIT); 2982 2983 if (!is_ready) { 2984 if (polling_count++ == VFC_POLLING_COUNT) 2985 return 0; 2986 2987 msleep(polling_ms); 2988 } 2989 } while (!is_ready); 2990 2991 reg_addr = sem_base + SEM_FAST_REG_VFC_DATA_RD; 2992 qed_grc_dump_addr_range(p_hwfn, 2993 p_ptt, 2994 dump_buf + i, 2995 true, 2996 BYTES_TO_DWORDS(reg_addr), 2997 1, false, SPLIT_TYPE_NONE, 0); 2998 } 2999 3000 return resp_size; 3001 } 3002 3003 /* Dump VFC CAM. Returns the dumped size in dwords. */ 3004 static u32 qed_grc_dump_vfc_cam(struct qed_hwfn *p_hwfn, 3005 struct qed_ptt *p_ptt, 3006 u32 *dump_buf, bool dump, u8 storm_id) 3007 { 3008 u32 total_size = VFC_CAM_NUM_ROWS * VFC_CAM_RESP_DWORDS; 3009 struct storm_defs *storm = &s_storm_defs[storm_id]; 3010 u32 cam_addr[VFC_CAM_ADDR_DWORDS] = { 0 }; 3011 u32 cam_cmd[VFC_CAM_CMD_DWORDS] = { 0 }; 3012 u32 row, offset = 0; 3013 3014 offset += qed_grc_dump_mem_hdr(p_hwfn, 3015 dump_buf + offset, 3016 dump, 3017 "vfc_cam", 3018 0, 3019 total_size, 3020 256, 3021 false, "vfc_cam", storm->letter); 3022 3023 if (!dump) 3024 return offset + total_size; 3025 3026 /* Prepare CAM address */ 3027 SET_VAR_FIELD(cam_addr, VFC_CAM_ADDR, OP, VFC_OPCODE_CAM_RD); 3028 3029 /* Read VFC CAM data */ 3030 for (row = 0; row < VFC_CAM_NUM_ROWS; row++) { 3031 SET_VAR_FIELD(cam_cmd, VFC_CAM_CMD, ROW, row); 3032 offset += qed_grc_dump_read_from_vfc(p_hwfn, 3033 p_ptt, 3034 storm, 3035 cam_cmd, 3036 VFC_CAM_CMD_DWORDS, 3037 cam_addr, 3038 VFC_CAM_ADDR_DWORDS, 3039 VFC_CAM_RESP_DWORDS, 3040 dump_buf + offset); 3041 } 3042 3043 return offset; 3044 } 3045 3046 /* Dump VFC RAM. Returns the dumped size in dwords. */ 3047 static u32 qed_grc_dump_vfc_ram(struct qed_hwfn *p_hwfn, 3048 struct qed_ptt *p_ptt, 3049 u32 *dump_buf, 3050 bool dump, 3051 u8 storm_id, struct vfc_ram_defs *ram_defs) 3052 { 3053 u32 total_size = ram_defs->num_rows * VFC_RAM_RESP_DWORDS; 3054 struct storm_defs *storm = &s_storm_defs[storm_id]; 3055 u32 ram_addr[VFC_RAM_ADDR_DWORDS] = { 0 }; 3056 u32 ram_cmd[VFC_RAM_CMD_DWORDS] = { 0 }; 3057 u32 row, offset = 0; 3058 3059 offset += qed_grc_dump_mem_hdr(p_hwfn, 3060 dump_buf + offset, 3061 dump, 3062 ram_defs->mem_name, 3063 0, 3064 total_size, 3065 256, 3066 false, 3067 ram_defs->type_name, 3068 storm->letter); 3069 3070 if (!dump) 3071 return offset + total_size; 3072 3073 /* Prepare RAM address */ 3074 SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, OP, VFC_OPCODE_RAM_RD); 3075 3076 /* Read VFC RAM data */ 3077 for (row = ram_defs->base_row; 3078 row < ram_defs->base_row + ram_defs->num_rows; row++) { 3079 SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, ROW, row); 3080 offset += qed_grc_dump_read_from_vfc(p_hwfn, 3081 p_ptt, 3082 storm, 3083 ram_cmd, 3084 VFC_RAM_CMD_DWORDS, 3085 ram_addr, 3086 VFC_RAM_ADDR_DWORDS, 3087 VFC_RAM_RESP_DWORDS, 3088 dump_buf + offset); 3089 } 3090 3091 return offset; 3092 } 3093 3094 /* Dumps GRC VFC data. Returns the dumped size in dwords. */ 3095 static u32 qed_grc_dump_vfc(struct qed_hwfn *p_hwfn, 3096 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3097 { 3098 u8 storm_id, i; 3099 u32 offset = 0; 3100 3101 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 3102 if (!qed_grc_is_storm_included(p_hwfn, 3103 (enum dbg_storms)storm_id) || 3104 !s_storm_defs[storm_id].has_vfc) 3105 continue; 3106 3107 /* Read CAM */ 3108 offset += qed_grc_dump_vfc_cam(p_hwfn, 3109 p_ptt, 3110 dump_buf + offset, 3111 dump, storm_id); 3112 3113 /* Read RAM */ 3114 for (i = 0; i < NUM_VFC_RAM_TYPES; i++) 3115 offset += qed_grc_dump_vfc_ram(p_hwfn, 3116 p_ptt, 3117 dump_buf + offset, 3118 dump, 3119 storm_id, 3120 &s_vfc_ram_defs[i]); 3121 } 3122 3123 return offset; 3124 } 3125 3126 /* Dumps GRC RSS data. Returns the dumped size in dwords. */ 3127 static u32 qed_grc_dump_rss(struct qed_hwfn *p_hwfn, 3128 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3129 { 3130 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3131 u32 offset = 0; 3132 u8 rss_mem_id; 3133 3134 for (rss_mem_id = 0; rss_mem_id < NUM_RSS_MEM_TYPES; rss_mem_id++) { 3135 u32 rss_addr, num_entries, total_dwords; 3136 struct rss_mem_defs *rss_defs; 3137 u32 addr, num_dwords_to_read; 3138 bool packed; 3139 3140 rss_defs = &s_rss_mem_defs[rss_mem_id]; 3141 rss_addr = rss_defs->addr; 3142 num_entries = rss_defs->num_entries[dev_data->chip_id]; 3143 total_dwords = (num_entries * rss_defs->entry_width) / 32; 3144 packed = (rss_defs->entry_width == 16); 3145 3146 offset += qed_grc_dump_mem_hdr(p_hwfn, 3147 dump_buf + offset, 3148 dump, 3149 rss_defs->mem_name, 3150 0, 3151 total_dwords, 3152 rss_defs->entry_width, 3153 packed, 3154 rss_defs->type_name, 0); 3155 3156 /* Dump RSS data */ 3157 if (!dump) { 3158 offset += total_dwords; 3159 continue; 3160 } 3161 3162 addr = BYTES_TO_DWORDS(RSS_REG_RSS_RAM_DATA); 3163 while (total_dwords) { 3164 num_dwords_to_read = min_t(u32, 3165 RSS_REG_RSS_RAM_DATA_SIZE, 3166 total_dwords); 3167 qed_wr(p_hwfn, p_ptt, RSS_REG_RSS_RAM_ADDR, rss_addr); 3168 offset += qed_grc_dump_addr_range(p_hwfn, 3169 p_ptt, 3170 dump_buf + offset, 3171 dump, 3172 addr, 3173 num_dwords_to_read, 3174 false, 3175 SPLIT_TYPE_NONE, 0); 3176 total_dwords -= num_dwords_to_read; 3177 rss_addr++; 3178 } 3179 } 3180 3181 return offset; 3182 } 3183 3184 /* Dumps GRC Big RAM. Returns the dumped size in dwords. */ 3185 static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn, 3186 struct qed_ptt *p_ptt, 3187 u32 *dump_buf, bool dump, u8 big_ram_id) 3188 { 3189 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3190 u32 block_size, ram_size, offset = 0, reg_val, i; 3191 char mem_name[12] = "???_BIG_RAM"; 3192 char type_name[8] = "???_RAM"; 3193 struct big_ram_defs *big_ram; 3194 3195 big_ram = &s_big_ram_defs[big_ram_id]; 3196 ram_size = big_ram->ram_size[dev_data->chip_id]; 3197 3198 reg_val = qed_rd(p_hwfn, p_ptt, big_ram->is_256b_reg_addr); 3199 block_size = reg_val & 3200 BIT(big_ram->is_256b_bit_offset[dev_data->chip_id]) ? 256 3201 : 128; 3202 3203 strncpy(type_name, big_ram->instance_name, BIG_RAM_NAME_LEN); 3204 strncpy(mem_name, big_ram->instance_name, BIG_RAM_NAME_LEN); 3205 3206 /* Dump memory header */ 3207 offset += qed_grc_dump_mem_hdr(p_hwfn, 3208 dump_buf + offset, 3209 dump, 3210 mem_name, 3211 0, 3212 ram_size, 3213 block_size * 8, 3214 false, type_name, 0); 3215 3216 /* Read and dump Big RAM data */ 3217 if (!dump) 3218 return offset + ram_size; 3219 3220 /* Dump Big RAM */ 3221 for (i = 0; i < DIV_ROUND_UP(ram_size, BRB_REG_BIG_RAM_DATA_SIZE); 3222 i++) { 3223 u32 addr, len; 3224 3225 qed_wr(p_hwfn, p_ptt, big_ram->addr_reg_addr, i); 3226 addr = BYTES_TO_DWORDS(big_ram->data_reg_addr); 3227 len = BRB_REG_BIG_RAM_DATA_SIZE; 3228 offset += qed_grc_dump_addr_range(p_hwfn, 3229 p_ptt, 3230 dump_buf + offset, 3231 dump, 3232 addr, 3233 len, 3234 false, SPLIT_TYPE_NONE, 0); 3235 } 3236 3237 return offset; 3238 } 3239 3240 /* Dumps MCP scratchpad. Returns the dumped size in dwords. */ 3241 static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn, 3242 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3243 { 3244 bool block_enable[MAX_BLOCK_ID] = { 0 }; 3245 u32 offset = 0, addr; 3246 bool halted = false; 3247 3248 /* Halt MCP */ 3249 if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) { 3250 halted = !qed_mcp_halt(p_hwfn, p_ptt); 3251 if (!halted) 3252 DP_NOTICE(p_hwfn, "MCP halt failed!\n"); 3253 } 3254 3255 /* Dump MCP scratchpad */ 3256 offset += qed_grc_dump_mem(p_hwfn, 3257 p_ptt, 3258 dump_buf + offset, 3259 dump, 3260 NULL, 3261 BYTES_TO_DWORDS(MCP_REG_SCRATCH), 3262 MCP_REG_SCRATCH_SIZE, 3263 false, 0, false, "MCP", 0); 3264 3265 /* Dump MCP cpu_reg_file */ 3266 offset += qed_grc_dump_mem(p_hwfn, 3267 p_ptt, 3268 dump_buf + offset, 3269 dump, 3270 NULL, 3271 BYTES_TO_DWORDS(MCP_REG_CPU_REG_FILE), 3272 MCP_REG_CPU_REG_FILE_SIZE, 3273 false, 0, false, "MCP", 0); 3274 3275 /* Dump MCP registers */ 3276 block_enable[BLOCK_MCP] = true; 3277 offset += qed_grc_dump_registers(p_hwfn, 3278 p_ptt, 3279 dump_buf + offset, 3280 dump, block_enable, "MCP"); 3281 3282 /* Dump required non-MCP registers */ 3283 offset += qed_grc_dump_regs_hdr(dump_buf + offset, 3284 dump, 1, SPLIT_TYPE_NONE, 0, 3285 "MCP"); 3286 addr = BYTES_TO_DWORDS(MISC_REG_SHARED_MEM_ADDR); 3287 offset += qed_grc_dump_reg_entry(p_hwfn, 3288 p_ptt, 3289 dump_buf + offset, 3290 dump, 3291 addr, 3292 1, 3293 false, SPLIT_TYPE_NONE, 0); 3294 3295 /* Release MCP */ 3296 if (halted && qed_mcp_resume(p_hwfn, p_ptt)) 3297 DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n"); 3298 3299 return offset; 3300 } 3301 3302 /* Dumps the tbus indirect memory for all PHYs. 3303 * Returns the dumped size in dwords. 3304 */ 3305 static u32 qed_grc_dump_phy(struct qed_hwfn *p_hwfn, 3306 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3307 { 3308 u32 offset = 0, tbus_lo_offset, tbus_hi_offset; 3309 char mem_name[32]; 3310 u8 phy_id; 3311 3312 for (phy_id = 0; phy_id < ARRAY_SIZE(s_phy_defs); phy_id++) { 3313 u32 addr_lo_addr, addr_hi_addr, data_lo_addr, data_hi_addr; 3314 struct phy_defs *phy_defs; 3315 u8 *bytes_buf; 3316 3317 phy_defs = &s_phy_defs[phy_id]; 3318 addr_lo_addr = phy_defs->base_addr + 3319 phy_defs->tbus_addr_lo_addr; 3320 addr_hi_addr = phy_defs->base_addr + 3321 phy_defs->tbus_addr_hi_addr; 3322 data_lo_addr = phy_defs->base_addr + 3323 phy_defs->tbus_data_lo_addr; 3324 data_hi_addr = phy_defs->base_addr + 3325 phy_defs->tbus_data_hi_addr; 3326 3327 if (snprintf(mem_name, sizeof(mem_name), "tbus_%s", 3328 phy_defs->phy_name) < 0) 3329 DP_NOTICE(p_hwfn, 3330 "Unexpected debug error: invalid PHY memory name\n"); 3331 3332 offset += qed_grc_dump_mem_hdr(p_hwfn, 3333 dump_buf + offset, 3334 dump, 3335 mem_name, 3336 0, 3337 PHY_DUMP_SIZE_DWORDS, 3338 16, true, mem_name, 0); 3339 3340 if (!dump) { 3341 offset += PHY_DUMP_SIZE_DWORDS; 3342 continue; 3343 } 3344 3345 bytes_buf = (u8 *)(dump_buf + offset); 3346 for (tbus_hi_offset = 0; 3347 tbus_hi_offset < (NUM_PHY_TBUS_ADDRESSES >> 8); 3348 tbus_hi_offset++) { 3349 qed_wr(p_hwfn, p_ptt, addr_hi_addr, tbus_hi_offset); 3350 for (tbus_lo_offset = 0; tbus_lo_offset < 256; 3351 tbus_lo_offset++) { 3352 qed_wr(p_hwfn, 3353 p_ptt, addr_lo_addr, tbus_lo_offset); 3354 *(bytes_buf++) = (u8)qed_rd(p_hwfn, 3355 p_ptt, 3356 data_lo_addr); 3357 *(bytes_buf++) = (u8)qed_rd(p_hwfn, 3358 p_ptt, 3359 data_hi_addr); 3360 } 3361 } 3362 3363 offset += PHY_DUMP_SIZE_DWORDS; 3364 } 3365 3366 return offset; 3367 } 3368 3369 /* Dumps the MCP HW dump from NVRAM. Returns the dumped size in dwords. */ 3370 static u32 qed_grc_dump_mcp_hw_dump(struct qed_hwfn *p_hwfn, 3371 struct qed_ptt *p_ptt, 3372 u32 *dump_buf, bool dump) 3373 { 3374 u32 hw_dump_offset_bytes = 0, hw_dump_size_bytes = 0; 3375 u32 hw_dump_size_dwords = 0, offset = 0; 3376 enum dbg_status status; 3377 3378 /* Read HW dump image from NVRAM */ 3379 status = qed_find_nvram_image(p_hwfn, 3380 p_ptt, 3381 NVM_TYPE_HW_DUMP_OUT, 3382 &hw_dump_offset_bytes, 3383 &hw_dump_size_bytes); 3384 if (status != DBG_STATUS_OK) 3385 return 0; 3386 3387 hw_dump_size_dwords = BYTES_TO_DWORDS(hw_dump_size_bytes); 3388 3389 /* Dump HW dump image section */ 3390 offset += qed_dump_section_hdr(dump_buf + offset, 3391 dump, "mcp_hw_dump", 1); 3392 offset += qed_dump_num_param(dump_buf + offset, 3393 dump, "size", hw_dump_size_dwords); 3394 3395 /* Read MCP HW dump image into dump buffer */ 3396 if (dump && hw_dump_size_dwords) { 3397 status = qed_nvram_read(p_hwfn, 3398 p_ptt, 3399 hw_dump_offset_bytes, 3400 hw_dump_size_bytes, dump_buf + offset); 3401 if (status != DBG_STATUS_OK) { 3402 DP_NOTICE(p_hwfn, 3403 "Failed to read MCP HW Dump image from NVRAM\n"); 3404 return 0; 3405 } 3406 } 3407 offset += hw_dump_size_dwords; 3408 3409 return offset; 3410 } 3411 3412 /* Dumps Static Debug data. Returns the dumped size in dwords. */ 3413 static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn, 3414 struct qed_ptt *p_ptt, 3415 u32 *dump_buf, bool dump) 3416 { 3417 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3418 u32 block_id, line_id, offset = 0, addr, len; 3419 3420 /* Don't dump static debug if a debug bus recording is in progress */ 3421 if (dump && qed_rd(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON)) 3422 return 0; 3423 3424 if (dump) { 3425 /* Disable debug bus in all blocks */ 3426 qed_bus_disable_blocks(p_hwfn, p_ptt); 3427 3428 qed_bus_reset_dbg_block(p_hwfn, p_ptt); 3429 qed_wr(p_hwfn, 3430 p_ptt, DBG_REG_FRAMING_MODE, DBG_BUS_FRAME_MODE_8HW); 3431 qed_wr(p_hwfn, 3432 p_ptt, DBG_REG_DEBUG_TARGET, DBG_BUS_TARGET_ID_INT_BUF); 3433 qed_wr(p_hwfn, p_ptt, DBG_REG_FULL_MODE, 1); 3434 qed_bus_enable_dbg_block(p_hwfn, p_ptt, true); 3435 } 3436 3437 /* Dump all static debug lines for each relevant block */ 3438 for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) { 3439 const struct dbg_block_chip *block_per_chip; 3440 const struct dbg_block *block; 3441 bool is_removed, has_dbg_bus; 3442 u16 modes_buf_offset; 3443 u32 block_dwords; 3444 3445 block_per_chip = 3446 qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)block_id); 3447 is_removed = GET_FIELD(block_per_chip->flags, 3448 DBG_BLOCK_CHIP_IS_REMOVED); 3449 has_dbg_bus = GET_FIELD(block_per_chip->flags, 3450 DBG_BLOCK_CHIP_HAS_DBG_BUS); 3451 3452 if (!is_removed && has_dbg_bus && 3453 GET_FIELD(block_per_chip->dbg_bus_mode.data, 3454 DBG_MODE_HDR_EVAL_MODE) > 0) { 3455 modes_buf_offset = 3456 GET_FIELD(block_per_chip->dbg_bus_mode.data, 3457 DBG_MODE_HDR_MODES_BUF_OFFSET); 3458 if (!qed_is_mode_match(p_hwfn, &modes_buf_offset)) 3459 has_dbg_bus = false; 3460 } 3461 3462 if (is_removed || !has_dbg_bus) 3463 continue; 3464 3465 block_dwords = NUM_DBG_LINES(block_per_chip) * 3466 STATIC_DEBUG_LINE_DWORDS; 3467 3468 /* Dump static section params */ 3469 block = get_dbg_block(p_hwfn, (enum block_id)block_id); 3470 offset += qed_grc_dump_mem_hdr(p_hwfn, 3471 dump_buf + offset, 3472 dump, 3473 block->name, 3474 0, 3475 block_dwords, 3476 32, false, "STATIC", 0); 3477 3478 if (!dump) { 3479 offset += block_dwords; 3480 continue; 3481 } 3482 3483 /* If all lines are invalid - dump zeros */ 3484 if (dev_data->block_in_reset[block_id]) { 3485 memset(dump_buf + offset, 0, 3486 DWORDS_TO_BYTES(block_dwords)); 3487 offset += block_dwords; 3488 continue; 3489 } 3490 3491 /* Enable block's client */ 3492 qed_bus_enable_clients(p_hwfn, 3493 p_ptt, 3494 BIT(block_per_chip->dbg_client_id)); 3495 3496 addr = BYTES_TO_DWORDS(DBG_REG_CALENDAR_OUT_DATA); 3497 len = STATIC_DEBUG_LINE_DWORDS; 3498 for (line_id = 0; line_id < (u32)NUM_DBG_LINES(block_per_chip); 3499 line_id++) { 3500 /* Configure debug line ID */ 3501 qed_bus_config_dbg_line(p_hwfn, 3502 p_ptt, 3503 (enum block_id)block_id, 3504 (u8)line_id, 0xf, 0, 0, 0); 3505 3506 /* Read debug line info */ 3507 offset += qed_grc_dump_addr_range(p_hwfn, 3508 p_ptt, 3509 dump_buf + offset, 3510 dump, 3511 addr, 3512 len, 3513 true, SPLIT_TYPE_NONE, 3514 0); 3515 } 3516 3517 /* Disable block's client and debug output */ 3518 qed_bus_enable_clients(p_hwfn, p_ptt, 0); 3519 qed_bus_config_dbg_line(p_hwfn, p_ptt, 3520 (enum block_id)block_id, 0, 0, 0, 0, 0); 3521 } 3522 3523 if (dump) { 3524 qed_bus_enable_dbg_block(p_hwfn, p_ptt, false); 3525 qed_bus_enable_clients(p_hwfn, p_ptt, 0); 3526 } 3527 3528 return offset; 3529 } 3530 3531 /* Performs GRC Dump to the specified buffer. 3532 * Returns the dumped size in dwords. 3533 */ 3534 static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn, 3535 struct qed_ptt *p_ptt, 3536 u32 *dump_buf, 3537 bool dump, u32 *num_dumped_dwords) 3538 { 3539 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3540 bool parities_masked = false; 3541 u32 dwords_read, offset = 0; 3542 u8 i; 3543 3544 *num_dumped_dwords = 0; 3545 dev_data->num_regs_read = 0; 3546 3547 /* Update reset state */ 3548 if (dump) 3549 qed_update_blocks_reset_state(p_hwfn, p_ptt); 3550 3551 /* Dump global params */ 3552 offset += qed_dump_common_global_params(p_hwfn, 3553 p_ptt, 3554 dump_buf + offset, dump, 4); 3555 offset += qed_dump_str_param(dump_buf + offset, 3556 dump, "dump-type", "grc-dump"); 3557 offset += qed_dump_num_param(dump_buf + offset, 3558 dump, 3559 "num-lcids", 3560 NUM_OF_LCIDS); 3561 offset += qed_dump_num_param(dump_buf + offset, 3562 dump, 3563 "num-ltids", 3564 NUM_OF_LTIDS); 3565 offset += qed_dump_num_param(dump_buf + offset, 3566 dump, "num-ports", dev_data->num_ports); 3567 3568 /* Dump reset registers (dumped before taking blocks out of reset ) */ 3569 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) 3570 offset += qed_grc_dump_reset_regs(p_hwfn, 3571 p_ptt, 3572 dump_buf + offset, dump); 3573 3574 /* Take all blocks out of reset (using reset registers) */ 3575 if (dump) { 3576 qed_grc_unreset_blocks(p_hwfn, p_ptt, false); 3577 qed_update_blocks_reset_state(p_hwfn, p_ptt); 3578 } 3579 3580 /* Disable all parities using MFW command */ 3581 if (dump && 3582 !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) { 3583 parities_masked = !qed_mcp_mask_parities(p_hwfn, p_ptt, 1); 3584 if (!parities_masked) { 3585 DP_NOTICE(p_hwfn, 3586 "Failed to mask parities using MFW\n"); 3587 if (qed_grc_get_param 3588 (p_hwfn, DBG_GRC_PARAM_PARITY_SAFE)) 3589 return DBG_STATUS_MCP_COULD_NOT_MASK_PRTY; 3590 } 3591 } 3592 3593 /* Dump modified registers (dumped before modifying them) */ 3594 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) 3595 offset += qed_grc_dump_modified_regs(p_hwfn, 3596 p_ptt, 3597 dump_buf + offset, dump); 3598 3599 /* Stall storms */ 3600 if (dump && 3601 (qed_grc_is_included(p_hwfn, 3602 DBG_GRC_PARAM_DUMP_IOR) || 3603 qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC))) 3604 qed_grc_stall_storms(p_hwfn, p_ptt, true); 3605 3606 /* Dump all regs */ 3607 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) { 3608 bool block_enable[MAX_BLOCK_ID]; 3609 3610 /* Dump all blocks except MCP */ 3611 for (i = 0; i < MAX_BLOCK_ID; i++) 3612 block_enable[i] = true; 3613 block_enable[BLOCK_MCP] = false; 3614 offset += qed_grc_dump_registers(p_hwfn, 3615 p_ptt, 3616 dump_buf + 3617 offset, 3618 dump, 3619 block_enable, NULL); 3620 3621 /* Dump special registers */ 3622 offset += qed_grc_dump_special_regs(p_hwfn, 3623 p_ptt, 3624 dump_buf + offset, dump); 3625 } 3626 3627 /* Dump memories */ 3628 offset += qed_grc_dump_memories(p_hwfn, p_ptt, dump_buf + offset, dump); 3629 3630 /* Dump MCP */ 3631 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP)) 3632 offset += qed_grc_dump_mcp(p_hwfn, 3633 p_ptt, dump_buf + offset, dump); 3634 3635 /* Dump context */ 3636 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX)) 3637 offset += qed_grc_dump_ctx(p_hwfn, 3638 p_ptt, dump_buf + offset, dump); 3639 3640 /* Dump RSS memories */ 3641 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RSS)) 3642 offset += qed_grc_dump_rss(p_hwfn, 3643 p_ptt, dump_buf + offset, dump); 3644 3645 /* Dump Big RAM */ 3646 for (i = 0; i < NUM_BIG_RAM_TYPES; i++) 3647 if (qed_grc_is_included(p_hwfn, s_big_ram_defs[i].grc_param)) 3648 offset += qed_grc_dump_big_ram(p_hwfn, 3649 p_ptt, 3650 dump_buf + offset, 3651 dump, i); 3652 3653 /* Dump VFC */ 3654 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC)) { 3655 dwords_read = qed_grc_dump_vfc(p_hwfn, 3656 p_ptt, dump_buf + offset, dump); 3657 offset += dwords_read; 3658 if (!dwords_read) 3659 return DBG_STATUS_VFC_READ_ERROR; 3660 } 3661 3662 /* Dump PHY tbus */ 3663 if (qed_grc_is_included(p_hwfn, 3664 DBG_GRC_PARAM_DUMP_PHY) && dev_data->chip_id == 3665 CHIP_K2 && dev_data->hw_type == HW_TYPE_ASIC) 3666 offset += qed_grc_dump_phy(p_hwfn, 3667 p_ptt, dump_buf + offset, dump); 3668 3669 /* Dump MCP HW Dump */ 3670 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP_HW_DUMP) && 3671 !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP) && 1) 3672 offset += qed_grc_dump_mcp_hw_dump(p_hwfn, 3673 p_ptt, 3674 dump_buf + offset, dump); 3675 3676 /* Dump static debug data (only if not during debug bus recording) */ 3677 if (qed_grc_is_included(p_hwfn, 3678 DBG_GRC_PARAM_DUMP_STATIC) && 3679 (!dump || dev_data->bus.state == DBG_BUS_STATE_IDLE)) 3680 offset += qed_grc_dump_static_debug(p_hwfn, 3681 p_ptt, 3682 dump_buf + offset, dump); 3683 3684 /* Dump last section */ 3685 offset += qed_dump_last_section(dump_buf, offset, dump); 3686 3687 if (dump) { 3688 /* Unstall storms */ 3689 if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_UNSTALL)) 3690 qed_grc_stall_storms(p_hwfn, p_ptt, false); 3691 3692 /* Clear parity status */ 3693 qed_grc_clear_all_prty(p_hwfn, p_ptt); 3694 3695 /* Enable all parities using MFW command */ 3696 if (parities_masked) 3697 qed_mcp_mask_parities(p_hwfn, p_ptt, 0); 3698 } 3699 3700 *num_dumped_dwords = offset; 3701 3702 return DBG_STATUS_OK; 3703 } 3704 3705 /* Writes the specified failing Idle Check rule to the specified buffer. 3706 * Returns the dumped size in dwords. 3707 */ 3708 static u32 qed_idle_chk_dump_failure(struct qed_hwfn *p_hwfn, 3709 struct qed_ptt *p_ptt, 3710 u32 *dump_buf, 3711 bool dump, 3712 u16 rule_id, 3713 const struct dbg_idle_chk_rule *rule, 3714 u16 fail_entry_id, u32 *cond_reg_values) 3715 { 3716 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3717 const struct dbg_idle_chk_cond_reg *cond_regs; 3718 const struct dbg_idle_chk_info_reg *info_regs; 3719 u32 i, next_reg_offset = 0, offset = 0; 3720 struct dbg_idle_chk_result_hdr *hdr; 3721 const union dbg_idle_chk_reg *regs; 3722 u8 reg_id; 3723 3724 hdr = (struct dbg_idle_chk_result_hdr *)dump_buf; 3725 regs = (const union dbg_idle_chk_reg *) 3726 p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr + 3727 rule->reg_offset; 3728 cond_regs = ®s[0].cond_reg; 3729 info_regs = ®s[rule->num_cond_regs].info_reg; 3730 3731 /* Dump rule data */ 3732 if (dump) { 3733 memset(hdr, 0, sizeof(*hdr)); 3734 hdr->rule_id = rule_id; 3735 hdr->mem_entry_id = fail_entry_id; 3736 hdr->severity = rule->severity; 3737 hdr->num_dumped_cond_regs = rule->num_cond_regs; 3738 } 3739 3740 offset += IDLE_CHK_RESULT_HDR_DWORDS; 3741 3742 /* Dump condition register values */ 3743 for (reg_id = 0; reg_id < rule->num_cond_regs; reg_id++) { 3744 const struct dbg_idle_chk_cond_reg *reg = &cond_regs[reg_id]; 3745 struct dbg_idle_chk_result_reg_hdr *reg_hdr; 3746 3747 reg_hdr = 3748 (struct dbg_idle_chk_result_reg_hdr *)(dump_buf + offset); 3749 3750 /* Write register header */ 3751 if (!dump) { 3752 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS + 3753 reg->entry_size; 3754 continue; 3755 } 3756 3757 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS; 3758 memset(reg_hdr, 0, sizeof(*reg_hdr)); 3759 reg_hdr->start_entry = reg->start_entry; 3760 reg_hdr->size = reg->entry_size; 3761 SET_FIELD(reg_hdr->data, 3762 DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM, 3763 reg->num_entries > 1 || reg->start_entry > 0 ? 1 : 0); 3764 SET_FIELD(reg_hdr->data, 3765 DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, reg_id); 3766 3767 /* Write register values */ 3768 for (i = 0; i < reg_hdr->size; i++, next_reg_offset++, offset++) 3769 dump_buf[offset] = cond_reg_values[next_reg_offset]; 3770 } 3771 3772 /* Dump info register values */ 3773 for (reg_id = 0; reg_id < rule->num_info_regs; reg_id++) { 3774 const struct dbg_idle_chk_info_reg *reg = &info_regs[reg_id]; 3775 u32 block_id; 3776 3777 /* Check if register's block is in reset */ 3778 if (!dump) { 3779 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS + reg->size; 3780 continue; 3781 } 3782 3783 block_id = GET_FIELD(reg->data, DBG_IDLE_CHK_INFO_REG_BLOCK_ID); 3784 if (block_id >= MAX_BLOCK_ID) { 3785 DP_NOTICE(p_hwfn, "Invalid block_id\n"); 3786 return 0; 3787 } 3788 3789 if (!dev_data->block_in_reset[block_id]) { 3790 struct dbg_idle_chk_result_reg_hdr *reg_hdr; 3791 bool wide_bus, eval_mode, mode_match = true; 3792 u16 modes_buf_offset; 3793 u32 addr; 3794 3795 reg_hdr = (struct dbg_idle_chk_result_reg_hdr *) 3796 (dump_buf + offset); 3797 3798 /* Check mode */ 3799 eval_mode = GET_FIELD(reg->mode.data, 3800 DBG_MODE_HDR_EVAL_MODE) > 0; 3801 if (eval_mode) { 3802 modes_buf_offset = 3803 GET_FIELD(reg->mode.data, 3804 DBG_MODE_HDR_MODES_BUF_OFFSET); 3805 mode_match = 3806 qed_is_mode_match(p_hwfn, 3807 &modes_buf_offset); 3808 } 3809 3810 if (!mode_match) 3811 continue; 3812 3813 addr = GET_FIELD(reg->data, 3814 DBG_IDLE_CHK_INFO_REG_ADDRESS); 3815 wide_bus = GET_FIELD(reg->data, 3816 DBG_IDLE_CHK_INFO_REG_WIDE_BUS); 3817 3818 /* Write register header */ 3819 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS; 3820 hdr->num_dumped_info_regs++; 3821 memset(reg_hdr, 0, sizeof(*reg_hdr)); 3822 reg_hdr->size = reg->size; 3823 SET_FIELD(reg_hdr->data, 3824 DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, 3825 rule->num_cond_regs + reg_id); 3826 3827 /* Write register values */ 3828 offset += qed_grc_dump_addr_range(p_hwfn, 3829 p_ptt, 3830 dump_buf + offset, 3831 dump, 3832 addr, 3833 reg->size, wide_bus, 3834 SPLIT_TYPE_NONE, 0); 3835 } 3836 } 3837 3838 return offset; 3839 } 3840 3841 /* Dumps idle check rule entries. Returns the dumped size in dwords. */ 3842 static u32 3843 qed_idle_chk_dump_rule_entries(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, 3844 u32 *dump_buf, bool dump, 3845 const struct dbg_idle_chk_rule *input_rules, 3846 u32 num_input_rules, u32 *num_failing_rules) 3847 { 3848 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3849 u32 cond_reg_values[IDLE_CHK_MAX_ENTRIES_SIZE]; 3850 u32 i, offset = 0; 3851 u16 entry_id; 3852 u8 reg_id; 3853 3854 *num_failing_rules = 0; 3855 3856 for (i = 0; i < num_input_rules; i++) { 3857 const struct dbg_idle_chk_cond_reg *cond_regs; 3858 const struct dbg_idle_chk_rule *rule; 3859 const union dbg_idle_chk_reg *regs; 3860 u16 num_reg_entries = 1; 3861 bool check_rule = true; 3862 const u32 *imm_values; 3863 3864 rule = &input_rules[i]; 3865 regs = (const union dbg_idle_chk_reg *) 3866 p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr + 3867 rule->reg_offset; 3868 cond_regs = ®s[0].cond_reg; 3869 imm_values = 3870 (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr + 3871 rule->imm_offset; 3872 3873 /* Check if all condition register blocks are out of reset, and 3874 * find maximal number of entries (all condition registers that 3875 * are memories must have the same size, which is > 1). 3876 */ 3877 for (reg_id = 0; reg_id < rule->num_cond_regs && check_rule; 3878 reg_id++) { 3879 u32 block_id = 3880 GET_FIELD(cond_regs[reg_id].data, 3881 DBG_IDLE_CHK_COND_REG_BLOCK_ID); 3882 3883 if (block_id >= MAX_BLOCK_ID) { 3884 DP_NOTICE(p_hwfn, "Invalid block_id\n"); 3885 return 0; 3886 } 3887 3888 check_rule = !dev_data->block_in_reset[block_id]; 3889 if (cond_regs[reg_id].num_entries > num_reg_entries) 3890 num_reg_entries = cond_regs[reg_id].num_entries; 3891 } 3892 3893 if (!check_rule && dump) 3894 continue; 3895 3896 if (!dump) { 3897 u32 entry_dump_size = 3898 qed_idle_chk_dump_failure(p_hwfn, 3899 p_ptt, 3900 dump_buf + offset, 3901 false, 3902 rule->rule_id, 3903 rule, 3904 0, 3905 NULL); 3906 3907 offset += num_reg_entries * entry_dump_size; 3908 (*num_failing_rules) += num_reg_entries; 3909 continue; 3910 } 3911 3912 /* Go over all register entries (number of entries is the same 3913 * for all condition registers). 3914 */ 3915 for (entry_id = 0; entry_id < num_reg_entries; entry_id++) { 3916 u32 next_reg_offset = 0; 3917 3918 /* Read current entry of all condition registers */ 3919 for (reg_id = 0; reg_id < rule->num_cond_regs; 3920 reg_id++) { 3921 const struct dbg_idle_chk_cond_reg *reg = 3922 &cond_regs[reg_id]; 3923 u32 padded_entry_size, addr; 3924 bool wide_bus; 3925 3926 /* Find GRC address (if it's a memory, the 3927 * address of the specific entry is calculated). 3928 */ 3929 addr = GET_FIELD(reg->data, 3930 DBG_IDLE_CHK_COND_REG_ADDRESS); 3931 wide_bus = 3932 GET_FIELD(reg->data, 3933 DBG_IDLE_CHK_COND_REG_WIDE_BUS); 3934 if (reg->num_entries > 1 || 3935 reg->start_entry > 0) { 3936 padded_entry_size = 3937 reg->entry_size > 1 ? 3938 roundup_pow_of_two(reg->entry_size) : 3939 1; 3940 addr += (reg->start_entry + entry_id) * 3941 padded_entry_size; 3942 } 3943 3944 /* Read registers */ 3945 if (next_reg_offset + reg->entry_size >= 3946 IDLE_CHK_MAX_ENTRIES_SIZE) { 3947 DP_NOTICE(p_hwfn, 3948 "idle check registers entry is too large\n"); 3949 return 0; 3950 } 3951 3952 next_reg_offset += 3953 qed_grc_dump_addr_range(p_hwfn, p_ptt, 3954 cond_reg_values + 3955 next_reg_offset, 3956 dump, addr, 3957 reg->entry_size, 3958 wide_bus, 3959 SPLIT_TYPE_NONE, 0); 3960 } 3961 3962 /* Call rule condition function. 3963 * If returns true, it's a failure. 3964 */ 3965 if ((*cond_arr[rule->cond_id]) (cond_reg_values, 3966 imm_values)) { 3967 offset += qed_idle_chk_dump_failure(p_hwfn, 3968 p_ptt, 3969 dump_buf + offset, 3970 dump, 3971 rule->rule_id, 3972 rule, 3973 entry_id, 3974 cond_reg_values); 3975 (*num_failing_rules)++; 3976 } 3977 } 3978 } 3979 3980 return offset; 3981 } 3982 3983 /* Performs Idle Check Dump to the specified buffer. 3984 * Returns the dumped size in dwords. 3985 */ 3986 static u32 qed_idle_chk_dump(struct qed_hwfn *p_hwfn, 3987 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3988 { 3989 struct virt_mem_desc *dbg_buf = 3990 &p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES]; 3991 u32 num_failing_rules_offset, offset = 0, 3992 input_offset = 0, num_failing_rules = 0; 3993 3994 /* Dump global params - 1 must match below amount of params */ 3995 offset += qed_dump_common_global_params(p_hwfn, 3996 p_ptt, 3997 dump_buf + offset, dump, 1); 3998 offset += qed_dump_str_param(dump_buf + offset, 3999 dump, "dump-type", "idle-chk"); 4000 4001 /* Dump idle check section header with a single parameter */ 4002 offset += qed_dump_section_hdr(dump_buf + offset, dump, "idle_chk", 1); 4003 num_failing_rules_offset = offset; 4004 offset += qed_dump_num_param(dump_buf + offset, dump, "num_rules", 0); 4005 4006 while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) { 4007 const struct dbg_idle_chk_cond_hdr *cond_hdr = 4008 (const struct dbg_idle_chk_cond_hdr *)dbg_buf->ptr + 4009 input_offset++; 4010 bool eval_mode, mode_match = true; 4011 u32 curr_failing_rules; 4012 u16 modes_buf_offset; 4013 4014 /* Check mode */ 4015 eval_mode = GET_FIELD(cond_hdr->mode.data, 4016 DBG_MODE_HDR_EVAL_MODE) > 0; 4017 if (eval_mode) { 4018 modes_buf_offset = 4019 GET_FIELD(cond_hdr->mode.data, 4020 DBG_MODE_HDR_MODES_BUF_OFFSET); 4021 mode_match = qed_is_mode_match(p_hwfn, 4022 &modes_buf_offset); 4023 } 4024 4025 if (mode_match) { 4026 const struct dbg_idle_chk_rule *rule = 4027 (const struct dbg_idle_chk_rule *)((u32 *) 4028 dbg_buf->ptr 4029 + input_offset); 4030 u32 num_input_rules = 4031 cond_hdr->data_size / IDLE_CHK_RULE_SIZE_DWORDS; 4032 offset += 4033 qed_idle_chk_dump_rule_entries(p_hwfn, 4034 p_ptt, 4035 dump_buf + 4036 offset, 4037 dump, 4038 rule, 4039 num_input_rules, 4040 &curr_failing_rules); 4041 num_failing_rules += curr_failing_rules; 4042 } 4043 4044 input_offset += cond_hdr->data_size; 4045 } 4046 4047 /* Overwrite num_rules parameter */ 4048 if (dump) 4049 qed_dump_num_param(dump_buf + num_failing_rules_offset, 4050 dump, "num_rules", num_failing_rules); 4051 4052 /* Dump last section */ 4053 offset += qed_dump_last_section(dump_buf, offset, dump); 4054 4055 return offset; 4056 } 4057 4058 /* Get info on the MCP Trace data in the scratchpad: 4059 * - trace_data_grc_addr (OUT): trace data GRC address in bytes 4060 * - trace_data_size (OUT): trace data size in bytes (without the header) 4061 */ 4062 static enum dbg_status qed_mcp_trace_get_data_info(struct qed_hwfn *p_hwfn, 4063 struct qed_ptt *p_ptt, 4064 u32 *trace_data_grc_addr, 4065 u32 *trace_data_size) 4066 { 4067 u32 spad_trace_offsize, signature; 4068 4069 /* Read trace section offsize structure from MCP scratchpad */ 4070 spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR); 4071 4072 /* Extract trace section address from offsize (in scratchpad) */ 4073 *trace_data_grc_addr = 4074 MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize); 4075 4076 /* Read signature from MCP trace section */ 4077 signature = qed_rd(p_hwfn, p_ptt, 4078 *trace_data_grc_addr + 4079 offsetof(struct mcp_trace, signature)); 4080 4081 if (signature != MFW_TRACE_SIGNATURE) 4082 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 4083 4084 /* Read trace size from MCP trace section */ 4085 *trace_data_size = qed_rd(p_hwfn, 4086 p_ptt, 4087 *trace_data_grc_addr + 4088 offsetof(struct mcp_trace, size)); 4089 4090 return DBG_STATUS_OK; 4091 } 4092 4093 /* Reads MCP trace meta data image from NVRAM 4094 * - running_bundle_id (OUT): running bundle ID (invalid when loaded from file) 4095 * - trace_meta_offset (OUT): trace meta offset in NVRAM in bytes (invalid when 4096 * loaded from file). 4097 * - trace_meta_size (OUT): size in bytes of the trace meta data. 4098 */ 4099 static enum dbg_status qed_mcp_trace_get_meta_info(struct qed_hwfn *p_hwfn, 4100 struct qed_ptt *p_ptt, 4101 u32 trace_data_size_bytes, 4102 u32 *running_bundle_id, 4103 u32 *trace_meta_offset, 4104 u32 *trace_meta_size) 4105 { 4106 u32 spad_trace_offsize, nvram_image_type, running_mfw_addr; 4107 4108 /* Read MCP trace section offsize structure from MCP scratchpad */ 4109 spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR); 4110 4111 /* Find running bundle ID */ 4112 running_mfw_addr = 4113 MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize) + 4114 QED_SECTION_SIZE(spad_trace_offsize) + trace_data_size_bytes; 4115 *running_bundle_id = qed_rd(p_hwfn, p_ptt, running_mfw_addr); 4116 if (*running_bundle_id > 1) 4117 return DBG_STATUS_INVALID_NVRAM_BUNDLE; 4118 4119 /* Find image in NVRAM */ 4120 nvram_image_type = 4121 (*running_bundle_id == 4122 DIR_ID_1) ? NVM_TYPE_MFW_TRACE1 : NVM_TYPE_MFW_TRACE2; 4123 return qed_find_nvram_image(p_hwfn, 4124 p_ptt, 4125 nvram_image_type, 4126 trace_meta_offset, trace_meta_size); 4127 } 4128 4129 /* Reads the MCP Trace meta data from NVRAM into the specified buffer */ 4130 static enum dbg_status qed_mcp_trace_read_meta(struct qed_hwfn *p_hwfn, 4131 struct qed_ptt *p_ptt, 4132 u32 nvram_offset_in_bytes, 4133 u32 size_in_bytes, u32 *buf) 4134 { 4135 u8 modules_num, module_len, i, *byte_buf = (u8 *)buf; 4136 enum dbg_status status; 4137 u32 signature; 4138 4139 /* Read meta data from NVRAM */ 4140 status = qed_nvram_read(p_hwfn, 4141 p_ptt, 4142 nvram_offset_in_bytes, size_in_bytes, buf); 4143 if (status != DBG_STATUS_OK) 4144 return status; 4145 4146 /* Extract and check first signature */ 4147 signature = qed_read_unaligned_dword(byte_buf); 4148 byte_buf += sizeof(signature); 4149 if (signature != NVM_MAGIC_VALUE) 4150 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 4151 4152 /* Extract number of modules */ 4153 modules_num = *(byte_buf++); 4154 4155 /* Skip all modules */ 4156 for (i = 0; i < modules_num; i++) { 4157 module_len = *(byte_buf++); 4158 byte_buf += module_len; 4159 } 4160 4161 /* Extract and check second signature */ 4162 signature = qed_read_unaligned_dword(byte_buf); 4163 byte_buf += sizeof(signature); 4164 if (signature != NVM_MAGIC_VALUE) 4165 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 4166 4167 return DBG_STATUS_OK; 4168 } 4169 4170 /* Dump MCP Trace */ 4171 static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, 4172 struct qed_ptt *p_ptt, 4173 u32 *dump_buf, 4174 bool dump, u32 *num_dumped_dwords) 4175 { 4176 u32 trace_data_grc_addr, trace_data_size_bytes, trace_data_size_dwords; 4177 u32 trace_meta_size_dwords = 0, running_bundle_id, offset = 0; 4178 u32 trace_meta_offset_bytes = 0, trace_meta_size_bytes = 0; 4179 enum dbg_status status; 4180 int halted = 0; 4181 bool use_mfw; 4182 4183 *num_dumped_dwords = 0; 4184 4185 use_mfw = !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP); 4186 4187 /* Get trace data info */ 4188 status = qed_mcp_trace_get_data_info(p_hwfn, 4189 p_ptt, 4190 &trace_data_grc_addr, 4191 &trace_data_size_bytes); 4192 if (status != DBG_STATUS_OK) 4193 return status; 4194 4195 /* Dump global params */ 4196 offset += qed_dump_common_global_params(p_hwfn, 4197 p_ptt, 4198 dump_buf + offset, dump, 1); 4199 offset += qed_dump_str_param(dump_buf + offset, 4200 dump, "dump-type", "mcp-trace"); 4201 4202 /* Halt MCP while reading from scratchpad so the read data will be 4203 * consistent. if halt fails, MCP trace is taken anyway, with a small 4204 * risk that it may be corrupt. 4205 */ 4206 if (dump && use_mfw) { 4207 halted = !qed_mcp_halt(p_hwfn, p_ptt); 4208 if (!halted) 4209 DP_NOTICE(p_hwfn, "MCP halt failed!\n"); 4210 } 4211 4212 /* Find trace data size */ 4213 trace_data_size_dwords = 4214 DIV_ROUND_UP(trace_data_size_bytes + sizeof(struct mcp_trace), 4215 BYTES_IN_DWORD); 4216 4217 /* Dump trace data section header and param */ 4218 offset += qed_dump_section_hdr(dump_buf + offset, 4219 dump, "mcp_trace_data", 1); 4220 offset += qed_dump_num_param(dump_buf + offset, 4221 dump, "size", trace_data_size_dwords); 4222 4223 /* Read trace data from scratchpad into dump buffer */ 4224 offset += qed_grc_dump_addr_range(p_hwfn, 4225 p_ptt, 4226 dump_buf + offset, 4227 dump, 4228 BYTES_TO_DWORDS(trace_data_grc_addr), 4229 trace_data_size_dwords, false, 4230 SPLIT_TYPE_NONE, 0); 4231 4232 /* Resume MCP (only if halt succeeded) */ 4233 if (halted && qed_mcp_resume(p_hwfn, p_ptt)) 4234 DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n"); 4235 4236 /* Dump trace meta section header */ 4237 offset += qed_dump_section_hdr(dump_buf + offset, 4238 dump, "mcp_trace_meta", 1); 4239 4240 /* If MCP Trace meta size parameter was set, use it. 4241 * Otherwise, read trace meta. 4242 * trace_meta_size_bytes is dword-aligned. 4243 */ 4244 trace_meta_size_bytes = 4245 qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_MCP_TRACE_META_SIZE); 4246 if ((!trace_meta_size_bytes || dump) && use_mfw) 4247 status = qed_mcp_trace_get_meta_info(p_hwfn, 4248 p_ptt, 4249 trace_data_size_bytes, 4250 &running_bundle_id, 4251 &trace_meta_offset_bytes, 4252 &trace_meta_size_bytes); 4253 if (status == DBG_STATUS_OK) 4254 trace_meta_size_dwords = BYTES_TO_DWORDS(trace_meta_size_bytes); 4255 4256 /* Dump trace meta size param */ 4257 offset += qed_dump_num_param(dump_buf + offset, 4258 dump, "size", trace_meta_size_dwords); 4259 4260 /* Read trace meta image into dump buffer */ 4261 if (dump && trace_meta_size_dwords) 4262 status = qed_mcp_trace_read_meta(p_hwfn, 4263 p_ptt, 4264 trace_meta_offset_bytes, 4265 trace_meta_size_bytes, 4266 dump_buf + offset); 4267 if (status == DBG_STATUS_OK) 4268 offset += trace_meta_size_dwords; 4269 4270 /* Dump last section */ 4271 offset += qed_dump_last_section(dump_buf, offset, dump); 4272 4273 *num_dumped_dwords = offset; 4274 4275 /* If no mcp access, indicate that the dump doesn't contain the meta 4276 * data from NVRAM. 4277 */ 4278 return use_mfw ? status : DBG_STATUS_NVRAM_GET_IMAGE_FAILED; 4279 } 4280 4281 /* Dump GRC FIFO */ 4282 static enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn, 4283 struct qed_ptt *p_ptt, 4284 u32 *dump_buf, 4285 bool dump, u32 *num_dumped_dwords) 4286 { 4287 u32 dwords_read, size_param_offset, offset = 0, addr, len; 4288 bool fifo_has_data; 4289 4290 *num_dumped_dwords = 0; 4291 4292 /* Dump global params */ 4293 offset += qed_dump_common_global_params(p_hwfn, 4294 p_ptt, 4295 dump_buf + offset, dump, 1); 4296 offset += qed_dump_str_param(dump_buf + offset, 4297 dump, "dump-type", "reg-fifo"); 4298 4299 /* Dump fifo data section header and param. The size param is 0 for 4300 * now, and is overwritten after reading the FIFO. 4301 */ 4302 offset += qed_dump_section_hdr(dump_buf + offset, 4303 dump, "reg_fifo_data", 1); 4304 size_param_offset = offset; 4305 offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0); 4306 4307 if (!dump) { 4308 /* FIFO max size is REG_FIFO_DEPTH_DWORDS. There is no way to 4309 * test how much data is available, except for reading it. 4310 */ 4311 offset += REG_FIFO_DEPTH_DWORDS; 4312 goto out; 4313 } 4314 4315 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4316 GRC_REG_TRACE_FIFO_VALID_DATA) > 0; 4317 4318 /* Pull available data from fifo. Use DMAE since this is widebus memory 4319 * and must be accessed atomically. Test for dwords_read not passing 4320 * buffer size since more entries could be added to the buffer as we are 4321 * emptying it. 4322 */ 4323 addr = BYTES_TO_DWORDS(GRC_REG_TRACE_FIFO); 4324 len = REG_FIFO_ELEMENT_DWORDS; 4325 for (dwords_read = 0; 4326 fifo_has_data && dwords_read < REG_FIFO_DEPTH_DWORDS; 4327 dwords_read += REG_FIFO_ELEMENT_DWORDS) { 4328 offset += qed_grc_dump_addr_range(p_hwfn, 4329 p_ptt, 4330 dump_buf + offset, 4331 true, 4332 addr, 4333 len, 4334 true, SPLIT_TYPE_NONE, 4335 0); 4336 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4337 GRC_REG_TRACE_FIFO_VALID_DATA) > 0; 4338 } 4339 4340 qed_dump_num_param(dump_buf + size_param_offset, dump, "size", 4341 dwords_read); 4342 out: 4343 /* Dump last section */ 4344 offset += qed_dump_last_section(dump_buf, offset, dump); 4345 4346 *num_dumped_dwords = offset; 4347 4348 return DBG_STATUS_OK; 4349 } 4350 4351 /* Dump IGU FIFO */ 4352 static enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn, 4353 struct qed_ptt *p_ptt, 4354 u32 *dump_buf, 4355 bool dump, u32 *num_dumped_dwords) 4356 { 4357 u32 dwords_read, size_param_offset, offset = 0, addr, len; 4358 bool fifo_has_data; 4359 4360 *num_dumped_dwords = 0; 4361 4362 /* Dump global params */ 4363 offset += qed_dump_common_global_params(p_hwfn, 4364 p_ptt, 4365 dump_buf + offset, dump, 1); 4366 offset += qed_dump_str_param(dump_buf + offset, 4367 dump, "dump-type", "igu-fifo"); 4368 4369 /* Dump fifo data section header and param. The size param is 0 for 4370 * now, and is overwritten after reading the FIFO. 4371 */ 4372 offset += qed_dump_section_hdr(dump_buf + offset, 4373 dump, "igu_fifo_data", 1); 4374 size_param_offset = offset; 4375 offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0); 4376 4377 if (!dump) { 4378 /* FIFO max size is IGU_FIFO_DEPTH_DWORDS. There is no way to 4379 * test how much data is available, except for reading it. 4380 */ 4381 offset += IGU_FIFO_DEPTH_DWORDS; 4382 goto out; 4383 } 4384 4385 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4386 IGU_REG_ERROR_HANDLING_DATA_VALID) > 0; 4387 4388 /* Pull available data from fifo. Use DMAE since this is widebus memory 4389 * and must be accessed atomically. Test for dwords_read not passing 4390 * buffer size since more entries could be added to the buffer as we are 4391 * emptying it. 4392 */ 4393 addr = BYTES_TO_DWORDS(IGU_REG_ERROR_HANDLING_MEMORY); 4394 len = IGU_FIFO_ELEMENT_DWORDS; 4395 for (dwords_read = 0; 4396 fifo_has_data && dwords_read < IGU_FIFO_DEPTH_DWORDS; 4397 dwords_read += IGU_FIFO_ELEMENT_DWORDS) { 4398 offset += qed_grc_dump_addr_range(p_hwfn, 4399 p_ptt, 4400 dump_buf + offset, 4401 true, 4402 addr, 4403 len, 4404 true, SPLIT_TYPE_NONE, 4405 0); 4406 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4407 IGU_REG_ERROR_HANDLING_DATA_VALID) > 0; 4408 } 4409 4410 qed_dump_num_param(dump_buf + size_param_offset, dump, "size", 4411 dwords_read); 4412 out: 4413 /* Dump last section */ 4414 offset += qed_dump_last_section(dump_buf, offset, dump); 4415 4416 *num_dumped_dwords = offset; 4417 4418 return DBG_STATUS_OK; 4419 } 4420 4421 /* Protection Override dump */ 4422 static enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn, 4423 struct qed_ptt *p_ptt, 4424 u32 *dump_buf, 4425 bool dump, 4426 u32 *num_dumped_dwords) 4427 { 4428 u32 size_param_offset, override_window_dwords, offset = 0, addr; 4429 4430 *num_dumped_dwords = 0; 4431 4432 /* Dump global params */ 4433 offset += qed_dump_common_global_params(p_hwfn, 4434 p_ptt, 4435 dump_buf + offset, dump, 1); 4436 offset += qed_dump_str_param(dump_buf + offset, 4437 dump, "dump-type", "protection-override"); 4438 4439 /* Dump data section header and param. The size param is 0 for now, 4440 * and is overwritten after reading the data. 4441 */ 4442 offset += qed_dump_section_hdr(dump_buf + offset, 4443 dump, "protection_override_data", 1); 4444 size_param_offset = offset; 4445 offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0); 4446 4447 if (!dump) { 4448 offset += PROTECTION_OVERRIDE_DEPTH_DWORDS; 4449 goto out; 4450 } 4451 4452 /* Add override window info to buffer */ 4453 override_window_dwords = 4454 qed_rd(p_hwfn, p_ptt, GRC_REG_NUMBER_VALID_OVERRIDE_WINDOW) * 4455 PROTECTION_OVERRIDE_ELEMENT_DWORDS; 4456 if (override_window_dwords) { 4457 addr = BYTES_TO_DWORDS(GRC_REG_PROTECTION_OVERRIDE_WINDOW); 4458 offset += qed_grc_dump_addr_range(p_hwfn, 4459 p_ptt, 4460 dump_buf + offset, 4461 true, 4462 addr, 4463 override_window_dwords, 4464 true, SPLIT_TYPE_NONE, 0); 4465 qed_dump_num_param(dump_buf + size_param_offset, dump, "size", 4466 override_window_dwords); 4467 } 4468 out: 4469 /* Dump last section */ 4470 offset += qed_dump_last_section(dump_buf, offset, dump); 4471 4472 *num_dumped_dwords = offset; 4473 4474 return DBG_STATUS_OK; 4475 } 4476 4477 /* Performs FW Asserts Dump to the specified buffer. 4478 * Returns the dumped size in dwords. 4479 */ 4480 static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, 4481 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 4482 { 4483 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 4484 struct fw_asserts_ram_section *asserts; 4485 char storm_letter_str[2] = "?"; 4486 struct fw_info fw_info; 4487 u32 offset = 0; 4488 u8 storm_id; 4489 4490 /* Dump global params */ 4491 offset += qed_dump_common_global_params(p_hwfn, 4492 p_ptt, 4493 dump_buf + offset, dump, 1); 4494 offset += qed_dump_str_param(dump_buf + offset, 4495 dump, "dump-type", "fw-asserts"); 4496 4497 /* Find Storm dump size */ 4498 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 4499 u32 fw_asserts_section_addr, next_list_idx_addr, next_list_idx; 4500 struct storm_defs *storm = &s_storm_defs[storm_id]; 4501 u32 last_list_idx, addr; 4502 4503 if (dev_data->block_in_reset[storm->sem_block_id]) 4504 continue; 4505 4506 /* Read FW info for the current Storm */ 4507 qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, &fw_info); 4508 4509 asserts = &fw_info.fw_asserts_section; 4510 4511 /* Dump FW Asserts section header and params */ 4512 storm_letter_str[0] = storm->letter; 4513 offset += qed_dump_section_hdr(dump_buf + offset, 4514 dump, "fw_asserts", 2); 4515 offset += qed_dump_str_param(dump_buf + offset, 4516 dump, "storm", storm_letter_str); 4517 offset += qed_dump_num_param(dump_buf + offset, 4518 dump, 4519 "size", 4520 asserts->list_element_dword_size); 4521 4522 /* Read and dump FW Asserts data */ 4523 if (!dump) { 4524 offset += asserts->list_element_dword_size; 4525 continue; 4526 } 4527 4528 addr = le16_to_cpu(asserts->section_ram_line_offset); 4529 fw_asserts_section_addr = storm->sem_fast_mem_addr + 4530 SEM_FAST_REG_INT_RAM + 4531 RAM_LINES_TO_BYTES(addr); 4532 4533 next_list_idx_addr = fw_asserts_section_addr + 4534 DWORDS_TO_BYTES(asserts->list_next_index_dword_offset); 4535 next_list_idx = qed_rd(p_hwfn, p_ptt, next_list_idx_addr); 4536 last_list_idx = (next_list_idx > 0 ? 4537 next_list_idx : 4538 asserts->list_num_elements) - 1; 4539 addr = BYTES_TO_DWORDS(fw_asserts_section_addr) + 4540 asserts->list_dword_offset + 4541 last_list_idx * asserts->list_element_dword_size; 4542 offset += 4543 qed_grc_dump_addr_range(p_hwfn, p_ptt, 4544 dump_buf + offset, 4545 dump, addr, 4546 asserts->list_element_dword_size, 4547 false, SPLIT_TYPE_NONE, 0); 4548 } 4549 4550 /* Dump last section */ 4551 offset += qed_dump_last_section(dump_buf, offset, dump); 4552 4553 return offset; 4554 } 4555 4556 /* Dumps the specified ILT pages to the specified buffer. 4557 * Returns the dumped size in dwords. 4558 */ 4559 static u32 qed_ilt_dump_pages_range(u32 *dump_buf, u32 *given_offset, 4560 bool *dump, u32 start_page_id, 4561 u32 num_pages, 4562 struct phys_mem_desc *ilt_pages, 4563 bool dump_page_ids, u32 buf_size_in_dwords, 4564 u32 *given_actual_dump_size_in_dwords) 4565 { 4566 u32 actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords; 4567 u32 page_id, end_page_id, offset = *given_offset; 4568 struct phys_mem_desc *mem_desc = NULL; 4569 bool continue_dump = *dump; 4570 u32 partial_page_size = 0; 4571 4572 if (num_pages == 0) 4573 return offset; 4574 4575 end_page_id = start_page_id + num_pages - 1; 4576 4577 for (page_id = start_page_id; page_id <= end_page_id; page_id++) { 4578 mem_desc = &ilt_pages[page_id]; 4579 if (!ilt_pages[page_id].virt_addr) 4580 continue; 4581 4582 if (dump_page_ids) { 4583 /* Copy page ID to dump buffer 4584 * (if dump is needed and buffer is not full) 4585 */ 4586 if ((continue_dump) && 4587 (offset + 1 > buf_size_in_dwords)) { 4588 continue_dump = false; 4589 actual_dump_size_in_dwords = offset; 4590 } 4591 if (continue_dump) 4592 *(dump_buf + offset) = page_id; 4593 offset++; 4594 } else { 4595 /* Copy page memory to dump buffer */ 4596 if ((continue_dump) && 4597 (offset + BYTES_TO_DWORDS(mem_desc->size) > 4598 buf_size_in_dwords)) { 4599 if (offset + BYTES_TO_DWORDS(mem_desc->size) > 4600 buf_size_in_dwords) { 4601 partial_page_size = 4602 buf_size_in_dwords - offset; 4603 memcpy(dump_buf + offset, 4604 mem_desc->virt_addr, 4605 partial_page_size); 4606 continue_dump = false; 4607 actual_dump_size_in_dwords = 4608 offset + partial_page_size; 4609 } 4610 } 4611 4612 if (continue_dump) 4613 memcpy(dump_buf + offset, 4614 mem_desc->virt_addr, mem_desc->size); 4615 offset += BYTES_TO_DWORDS(mem_desc->size); 4616 } 4617 } 4618 4619 *dump = continue_dump; 4620 *given_offset = offset; 4621 *given_actual_dump_size_in_dwords = actual_dump_size_in_dwords; 4622 4623 return offset; 4624 } 4625 4626 /* Dumps a section containing the dumped ILT pages. 4627 * Returns the dumped size in dwords. 4628 */ 4629 static u32 qed_ilt_dump_pages_section(struct qed_hwfn *p_hwfn, 4630 u32 *dump_buf, 4631 u32 *given_offset, 4632 bool *dump, 4633 u32 valid_conn_pf_pages, 4634 u32 valid_conn_vf_pages, 4635 struct phys_mem_desc *ilt_pages, 4636 bool dump_page_ids, 4637 u32 buf_size_in_dwords, 4638 u32 *given_actual_dump_size_in_dwords) 4639 { 4640 struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients; 4641 u32 pf_start_line, start_page_id, offset = *given_offset; 4642 u32 cdut_pf_init_pages, cdut_vf_init_pages; 4643 u32 cdut_pf_work_pages, cdut_vf_work_pages; 4644 u32 base_data_offset, size_param_offset; 4645 u32 src_pages; 4646 u32 section_header_and_param_size; 4647 u32 cdut_pf_pages, cdut_vf_pages; 4648 u32 actual_dump_size_in_dwords; 4649 bool continue_dump = *dump; 4650 bool update_size = *dump; 4651 const char *section_name; 4652 u32 i; 4653 4654 actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords; 4655 section_name = dump_page_ids ? "ilt_page_ids" : "ilt_page_mem"; 4656 cdut_pf_init_pages = qed_get_cdut_num_pf_init_pages(p_hwfn); 4657 cdut_vf_init_pages = qed_get_cdut_num_vf_init_pages(p_hwfn); 4658 cdut_pf_work_pages = qed_get_cdut_num_pf_work_pages(p_hwfn); 4659 cdut_vf_work_pages = qed_get_cdut_num_vf_work_pages(p_hwfn); 4660 cdut_pf_pages = cdut_pf_init_pages + cdut_pf_work_pages; 4661 cdut_vf_pages = cdut_vf_init_pages + cdut_vf_work_pages; 4662 pf_start_line = p_hwfn->p_cxt_mngr->pf_start_line; 4663 section_header_and_param_size = qed_dump_section_hdr(NULL, 4664 false, 4665 section_name, 4666 1) + 4667 qed_dump_num_param(NULL, false, "size", 0); 4668 4669 if ((continue_dump) && 4670 (offset + section_header_and_param_size > buf_size_in_dwords)) { 4671 continue_dump = false; 4672 update_size = false; 4673 actual_dump_size_in_dwords = offset; 4674 } 4675 4676 offset += qed_dump_section_hdr(dump_buf + offset, 4677 continue_dump, section_name, 1); 4678 4679 /* Dump size parameter (0 for now, overwritten with real size later) */ 4680 size_param_offset = offset; 4681 offset += qed_dump_num_param(dump_buf + offset, 4682 continue_dump, "size", 0); 4683 base_data_offset = offset; 4684 4685 /* CDUC pages are ordered as follows: 4686 * - PF pages - valid section (included in PF connection type mapping) 4687 * - PF pages - invalid section (not dumped) 4688 * - For each VF in the PF: 4689 * - VF pages - valid section (included in VF connection type mapping) 4690 * - VF pages - invalid section (not dumped) 4691 */ 4692 if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUC)) { 4693 /* Dump connection PF pages */ 4694 start_page_id = clients[ILT_CLI_CDUC].first.val - pf_start_line; 4695 qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump, 4696 start_page_id, valid_conn_pf_pages, 4697 ilt_pages, dump_page_ids, 4698 buf_size_in_dwords, 4699 &actual_dump_size_in_dwords); 4700 4701 /* Dump connection VF pages */ 4702 start_page_id += clients[ILT_CLI_CDUC].pf_total_lines; 4703 for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count; 4704 i++, start_page_id += clients[ILT_CLI_CDUC].vf_total_lines) 4705 qed_ilt_dump_pages_range(dump_buf, &offset, 4706 &continue_dump, start_page_id, 4707 valid_conn_vf_pages, 4708 ilt_pages, dump_page_ids, 4709 buf_size_in_dwords, 4710 &actual_dump_size_in_dwords); 4711 } 4712 4713 /* CDUT pages are ordered as follows: 4714 * - PF init pages (not dumped) 4715 * - PF work pages 4716 * - For each VF in the PF: 4717 * - VF init pages (not dumped) 4718 * - VF work pages 4719 */ 4720 if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUT)) { 4721 /* Dump task PF pages */ 4722 start_page_id = clients[ILT_CLI_CDUT].first.val + 4723 cdut_pf_init_pages - pf_start_line; 4724 qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump, 4725 start_page_id, cdut_pf_work_pages, 4726 ilt_pages, dump_page_ids, 4727 buf_size_in_dwords, 4728 &actual_dump_size_in_dwords); 4729 4730 /* Dump task VF pages */ 4731 start_page_id = clients[ILT_CLI_CDUT].first.val + 4732 cdut_pf_pages + cdut_vf_init_pages - pf_start_line; 4733 for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count; 4734 i++, start_page_id += cdut_vf_pages) 4735 qed_ilt_dump_pages_range(dump_buf, &offset, 4736 &continue_dump, start_page_id, 4737 cdut_vf_work_pages, ilt_pages, 4738 dump_page_ids, 4739 buf_size_in_dwords, 4740 &actual_dump_size_in_dwords); 4741 } 4742 4743 /*Dump Searcher pages */ 4744 if (clients[ILT_CLI_SRC].active) { 4745 start_page_id = clients[ILT_CLI_SRC].first.val - pf_start_line; 4746 src_pages = clients[ILT_CLI_SRC].last.val - 4747 clients[ILT_CLI_SRC].first.val + 1; 4748 qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump, 4749 start_page_id, src_pages, ilt_pages, 4750 dump_page_ids, buf_size_in_dwords, 4751 &actual_dump_size_in_dwords); 4752 } 4753 4754 /* Overwrite size param */ 4755 if (update_size) { 4756 u32 section_size = (*dump == continue_dump) ? 4757 offset - base_data_offset : 4758 actual_dump_size_in_dwords - base_data_offset; 4759 if (section_size > 0) 4760 qed_dump_num_param(dump_buf + size_param_offset, 4761 *dump, "size", section_size); 4762 else if ((section_size == 0) && (*dump != continue_dump)) 4763 actual_dump_size_in_dwords -= 4764 section_header_and_param_size; 4765 } 4766 4767 *dump = continue_dump; 4768 *given_offset = offset; 4769 *given_actual_dump_size_in_dwords = actual_dump_size_in_dwords; 4770 4771 return offset; 4772 } 4773 4774 /* Dumps a section containing the global parameters. 4775 * Part of ilt dump process 4776 * Returns the dumped size in dwords. 4777 */ 4778 static u32 4779 qed_ilt_dump_dump_common_global_params(struct qed_hwfn *p_hwfn, 4780 struct qed_ptt *p_ptt, 4781 u32 *dump_buf, 4782 bool dump, 4783 u32 cduc_page_size, 4784 u32 conn_ctx_size, 4785 u32 cdut_page_size, 4786 u32 *full_dump_size_param_offset, 4787 u32 *actual_dump_size_param_offset) 4788 { 4789 struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients; 4790 u32 offset = 0; 4791 4792 offset += qed_dump_common_global_params(p_hwfn, p_ptt, 4793 dump_buf + offset, 4794 dump, 30); 4795 offset += qed_dump_str_param(dump_buf + offset, 4796 dump, 4797 "dump-type", "ilt-dump"); 4798 offset += qed_dump_num_param(dump_buf + offset, 4799 dump, 4800 "cduc-page-size", 4801 cduc_page_size); 4802 offset += qed_dump_num_param(dump_buf + offset, 4803 dump, 4804 "cduc-first-page-id", 4805 clients[ILT_CLI_CDUC].first.val); 4806 offset += qed_dump_num_param(dump_buf + offset, 4807 dump, 4808 "cduc-last-page-id", 4809 clients[ILT_CLI_CDUC].last.val); 4810 offset += qed_dump_num_param(dump_buf + offset, 4811 dump, 4812 "cduc-num-pf-pages", 4813 clients[ILT_CLI_CDUC].pf_total_lines); 4814 offset += qed_dump_num_param(dump_buf + offset, 4815 dump, 4816 "cduc-num-vf-pages", 4817 clients[ILT_CLI_CDUC].vf_total_lines); 4818 offset += qed_dump_num_param(dump_buf + offset, 4819 dump, 4820 "max-conn-ctx-size", 4821 conn_ctx_size); 4822 offset += qed_dump_num_param(dump_buf + offset, 4823 dump, 4824 "cdut-page-size", 4825 cdut_page_size); 4826 offset += qed_dump_num_param(dump_buf + offset, 4827 dump, 4828 "cdut-first-page-id", 4829 clients[ILT_CLI_CDUT].first.val); 4830 offset += qed_dump_num_param(dump_buf + offset, 4831 dump, 4832 "cdut-last-page-id", 4833 clients[ILT_CLI_CDUT].last.val); 4834 offset += qed_dump_num_param(dump_buf + offset, 4835 dump, 4836 "cdut-num-pf-init-pages", 4837 qed_get_cdut_num_pf_init_pages(p_hwfn)); 4838 offset += qed_dump_num_param(dump_buf + offset, 4839 dump, 4840 "cdut-num-vf-init-pages", 4841 qed_get_cdut_num_vf_init_pages(p_hwfn)); 4842 offset += qed_dump_num_param(dump_buf + offset, 4843 dump, 4844 "cdut-num-pf-work-pages", 4845 qed_get_cdut_num_pf_work_pages(p_hwfn)); 4846 offset += qed_dump_num_param(dump_buf + offset, 4847 dump, 4848 "cdut-num-vf-work-pages", 4849 qed_get_cdut_num_vf_work_pages(p_hwfn)); 4850 offset += qed_dump_num_param(dump_buf + offset, 4851 dump, 4852 "max-task-ctx-size", 4853 p_hwfn->p_cxt_mngr->task_ctx_size); 4854 offset += qed_dump_num_param(dump_buf + offset, 4855 dump, 4856 "first-vf-id-in-pf", 4857 p_hwfn->p_cxt_mngr->first_vf_in_pf); 4858 offset += qed_dump_num_param(dump_buf + offset, 4859 dump, 4860 "num-vfs-in-pf", 4861 p_hwfn->p_cxt_mngr->vf_count); 4862 offset += qed_dump_num_param(dump_buf + offset, 4863 dump, 4864 "ptr-size-bytes", 4865 sizeof(void *)); 4866 offset += qed_dump_num_param(dump_buf + offset, 4867 dump, 4868 "pf-start-line", 4869 p_hwfn->p_cxt_mngr->pf_start_line); 4870 offset += qed_dump_num_param(dump_buf + offset, 4871 dump, 4872 "page-mem-desc-size-dwords", 4873 PAGE_MEM_DESC_SIZE_DWORDS); 4874 offset += qed_dump_num_param(dump_buf + offset, 4875 dump, 4876 "ilt-shadow-size", 4877 p_hwfn->p_cxt_mngr->ilt_shadow_size); 4878 4879 *full_dump_size_param_offset = offset; 4880 4881 offset += qed_dump_num_param(dump_buf + offset, 4882 dump, "dump-size-full", 0); 4883 4884 *actual_dump_size_param_offset = offset; 4885 4886 offset += qed_dump_num_param(dump_buf + offset, 4887 dump, 4888 "dump-size-actual", 0); 4889 offset += qed_dump_num_param(dump_buf + offset, 4890 dump, 4891 "iscsi_task_pages", 4892 p_hwfn->p_cxt_mngr->iscsi_task_pages); 4893 offset += qed_dump_num_param(dump_buf + offset, 4894 dump, 4895 "fcoe_task_pages", 4896 p_hwfn->p_cxt_mngr->fcoe_task_pages); 4897 offset += qed_dump_num_param(dump_buf + offset, 4898 dump, 4899 "roce_task_pages", 4900 p_hwfn->p_cxt_mngr->roce_task_pages); 4901 offset += qed_dump_num_param(dump_buf + offset, 4902 dump, 4903 "eth_task_pages", 4904 p_hwfn->p_cxt_mngr->eth_task_pages); 4905 offset += qed_dump_num_param(dump_buf + offset, 4906 dump, 4907 "src-first-page-id", 4908 clients[ILT_CLI_SRC].first.val); 4909 offset += qed_dump_num_param(dump_buf + offset, 4910 dump, 4911 "src-last-page-id", 4912 clients[ILT_CLI_SRC].last.val); 4913 offset += qed_dump_num_param(dump_buf + offset, 4914 dump, 4915 "src-is-active", 4916 clients[ILT_CLI_SRC].active); 4917 4918 /* Additional/Less parameters require matching of number in call to 4919 * dump_common_global_params() 4920 */ 4921 4922 return offset; 4923 } 4924 4925 /* Dump section containing number of PF CIDs per connection type. 4926 * Part of ilt dump process. 4927 * Returns the dumped size in dwords. 4928 */ 4929 static u32 qed_ilt_dump_dump_num_pf_cids(struct qed_hwfn *p_hwfn, 4930 u32 *dump_buf, 4931 bool dump, u32 *valid_conn_pf_cids) 4932 { 4933 u32 num_pf_cids = 0; 4934 u32 offset = 0; 4935 u8 conn_type; 4936 4937 offset += qed_dump_section_hdr(dump_buf + offset, 4938 dump, "num_pf_cids_per_conn_type", 1); 4939 offset += qed_dump_num_param(dump_buf + offset, 4940 dump, "size", NUM_OF_CONNECTION_TYPES); 4941 for (conn_type = 0, *valid_conn_pf_cids = 0; 4942 conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) { 4943 num_pf_cids = p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cid_count; 4944 if (dump) 4945 *(dump_buf + offset) = num_pf_cids; 4946 *valid_conn_pf_cids += num_pf_cids; 4947 } 4948 4949 return offset; 4950 } 4951 4952 /* Dump section containing number of VF CIDs per connection type 4953 * Part of ilt dump process. 4954 * Returns the dumped size in dwords. 4955 */ 4956 static u32 qed_ilt_dump_dump_num_vf_cids(struct qed_hwfn *p_hwfn, 4957 u32 *dump_buf, 4958 bool dump, u32 *valid_conn_vf_cids) 4959 { 4960 u32 num_vf_cids = 0; 4961 u32 offset = 0; 4962 u8 conn_type; 4963 4964 offset += qed_dump_section_hdr(dump_buf + offset, dump, 4965 "num_vf_cids_per_conn_type", 1); 4966 offset += qed_dump_num_param(dump_buf + offset, 4967 dump, "size", NUM_OF_CONNECTION_TYPES); 4968 for (conn_type = 0, *valid_conn_vf_cids = 0; 4969 conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) { 4970 num_vf_cids = 4971 p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cids_per_vf; 4972 if (dump) 4973 *(dump_buf + offset) = num_vf_cids; 4974 *valid_conn_vf_cids += num_vf_cids; 4975 } 4976 4977 return offset; 4978 } 4979 4980 /* Performs ILT Dump to the specified buffer. 4981 * buf_size_in_dwords - The dumped buffer size. 4982 * Returns the dumped size in dwords. 4983 */ 4984 static u32 qed_ilt_dump(struct qed_hwfn *p_hwfn, 4985 struct qed_ptt *p_ptt, 4986 u32 *dump_buf, u32 buf_size_in_dwords, bool dump) 4987 { 4988 #if ((!defined VMWARE) && (!defined UEFI)) 4989 struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients; 4990 #endif 4991 u32 valid_conn_vf_cids = 0, 4992 valid_conn_vf_pages, offset = 0, real_dumped_size = 0; 4993 u32 valid_conn_pf_cids = 0, valid_conn_pf_pages, num_pages; 4994 u32 num_cids_per_page, conn_ctx_size; 4995 u32 cduc_page_size, cdut_page_size; 4996 u32 actual_dump_size_in_dwords = 0; 4997 struct phys_mem_desc *ilt_pages; 4998 u32 actul_dump_off = 0; 4999 u32 last_section_size; 5000 u32 full_dump_off = 0; 5001 u32 section_size = 0; 5002 bool continue_dump; 5003 u32 page_id; 5004 5005 last_section_size = qed_dump_last_section(NULL, 0, false); 5006 cduc_page_size = 1 << 5007 (clients[ILT_CLI_CDUC].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN); 5008 cdut_page_size = 1 << 5009 (clients[ILT_CLI_CDUT].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN); 5010 conn_ctx_size = p_hwfn->p_cxt_mngr->conn_ctx_size; 5011 num_cids_per_page = (int)(cduc_page_size / conn_ctx_size); 5012 ilt_pages = p_hwfn->p_cxt_mngr->ilt_shadow; 5013 continue_dump = dump; 5014 5015 /* if need to dump then save memory for the last section 5016 * (last section calculates CRC of dumped data) 5017 */ 5018 if (dump) { 5019 if (buf_size_in_dwords >= last_section_size) { 5020 buf_size_in_dwords -= last_section_size; 5021 } else { 5022 continue_dump = false; 5023 actual_dump_size_in_dwords = offset; 5024 } 5025 } 5026 5027 /* Dump global params */ 5028 5029 /* if need to dump then first check that there is enough memory 5030 * in dumped buffer for this section calculate the size of this 5031 * section without dumping. if there is not enough memory - then 5032 * stop the dumping. 5033 */ 5034 if (continue_dump) { 5035 section_size = 5036 qed_ilt_dump_dump_common_global_params(p_hwfn, 5037 p_ptt, 5038 NULL, 5039 false, 5040 cduc_page_size, 5041 conn_ctx_size, 5042 cdut_page_size, 5043 &full_dump_off, 5044 &actul_dump_off); 5045 if (offset + section_size > buf_size_in_dwords) { 5046 continue_dump = false; 5047 actual_dump_size_in_dwords = offset; 5048 } 5049 } 5050 5051 offset += qed_ilt_dump_dump_common_global_params(p_hwfn, 5052 p_ptt, 5053 dump_buf + offset, 5054 continue_dump, 5055 cduc_page_size, 5056 conn_ctx_size, 5057 cdut_page_size, 5058 &full_dump_off, 5059 &actul_dump_off); 5060 5061 /* Dump section containing number of PF CIDs per connection type 5062 * If need to dump then first check that there is enough memory in 5063 * dumped buffer for this section. 5064 */ 5065 if (continue_dump) { 5066 section_size = 5067 qed_ilt_dump_dump_num_pf_cids(p_hwfn, 5068 NULL, 5069 false, 5070 &valid_conn_pf_cids); 5071 if (offset + section_size > buf_size_in_dwords) { 5072 continue_dump = false; 5073 actual_dump_size_in_dwords = offset; 5074 } 5075 } 5076 5077 offset += qed_ilt_dump_dump_num_pf_cids(p_hwfn, 5078 dump_buf + offset, 5079 continue_dump, 5080 &valid_conn_pf_cids); 5081 5082 /* Dump section containing number of VF CIDs per connection type 5083 * If need to dump then first check that there is enough memory in 5084 * dumped buffer for this section. 5085 */ 5086 if (continue_dump) { 5087 section_size = 5088 qed_ilt_dump_dump_num_vf_cids(p_hwfn, 5089 NULL, 5090 false, 5091 &valid_conn_vf_cids); 5092 if (offset + section_size > buf_size_in_dwords) { 5093 continue_dump = false; 5094 actual_dump_size_in_dwords = offset; 5095 } 5096 } 5097 5098 offset += qed_ilt_dump_dump_num_vf_cids(p_hwfn, 5099 dump_buf + offset, 5100 continue_dump, 5101 &valid_conn_vf_cids); 5102 5103 /* Dump section containing physical memory descriptors for each 5104 * ILT page. 5105 */ 5106 num_pages = p_hwfn->p_cxt_mngr->ilt_shadow_size; 5107 5108 /* If need to dump then first check that there is enough memory 5109 * in dumped buffer for the section header. 5110 */ 5111 if (continue_dump) { 5112 section_size = qed_dump_section_hdr(NULL, 5113 false, 5114 "ilt_page_desc", 5115 1) + 5116 qed_dump_num_param(NULL, 5117 false, 5118 "size", 5119 num_pages * PAGE_MEM_DESC_SIZE_DWORDS); 5120 if (offset + section_size > buf_size_in_dwords) { 5121 continue_dump = false; 5122 actual_dump_size_in_dwords = offset; 5123 } 5124 } 5125 5126 offset += qed_dump_section_hdr(dump_buf + offset, 5127 continue_dump, "ilt_page_desc", 1); 5128 offset += qed_dump_num_param(dump_buf + offset, 5129 continue_dump, 5130 "size", 5131 num_pages * PAGE_MEM_DESC_SIZE_DWORDS); 5132 5133 /* Copy memory descriptors to dump buffer 5134 * If need to dump then dump till the dump buffer size 5135 */ 5136 if (continue_dump) { 5137 for (page_id = 0; page_id < num_pages; 5138 page_id++, offset += PAGE_MEM_DESC_SIZE_DWORDS) { 5139 if (continue_dump && 5140 (offset + PAGE_MEM_DESC_SIZE_DWORDS <= 5141 buf_size_in_dwords)) { 5142 memcpy(dump_buf + offset, 5143 &ilt_pages[page_id], 5144 DWORDS_TO_BYTES 5145 (PAGE_MEM_DESC_SIZE_DWORDS)); 5146 } else { 5147 if (continue_dump) { 5148 continue_dump = false; 5149 actual_dump_size_in_dwords = offset; 5150 } 5151 } 5152 } 5153 } else { 5154 offset += num_pages * PAGE_MEM_DESC_SIZE_DWORDS; 5155 } 5156 5157 valid_conn_pf_pages = DIV_ROUND_UP(valid_conn_pf_cids, 5158 num_cids_per_page); 5159 valid_conn_vf_pages = DIV_ROUND_UP(valid_conn_vf_cids, 5160 num_cids_per_page); 5161 5162 /* Dump ILT pages IDs */ 5163 qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump, 5164 valid_conn_pf_pages, valid_conn_vf_pages, 5165 ilt_pages, true, buf_size_in_dwords, 5166 &actual_dump_size_in_dwords); 5167 5168 /* Dump ILT pages memory */ 5169 qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump, 5170 valid_conn_pf_pages, valid_conn_vf_pages, 5171 ilt_pages, false, buf_size_in_dwords, 5172 &actual_dump_size_in_dwords); 5173 5174 real_dumped_size = 5175 (continue_dump == dump) ? offset : actual_dump_size_in_dwords; 5176 qed_dump_num_param(dump_buf + full_dump_off, dump, 5177 "full-dump-size", offset + last_section_size); 5178 qed_dump_num_param(dump_buf + actul_dump_off, 5179 dump, 5180 "actual-dump-size", 5181 real_dumped_size + last_section_size); 5182 5183 /* Dump last section */ 5184 real_dumped_size += qed_dump_last_section(dump_buf, 5185 real_dumped_size, dump); 5186 5187 return real_dumped_size; 5188 } 5189 5190 /***************************** Public Functions *******************************/ 5191 5192 enum dbg_status qed_dbg_set_bin_ptr(struct qed_hwfn *p_hwfn, 5193 const u8 * const bin_ptr) 5194 { 5195 struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr; 5196 u8 buf_id; 5197 5198 /* Convert binary data to debug arrays */ 5199 for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++) 5200 qed_set_dbg_bin_buf(p_hwfn, 5201 buf_id, 5202 (u32 *)(bin_ptr + buf_hdrs[buf_id].offset), 5203 buf_hdrs[buf_id].length); 5204 5205 return DBG_STATUS_OK; 5206 } 5207 5208 static enum dbg_status qed_dbg_set_app_ver(u32 ver) 5209 { 5210 if (ver < TOOLS_VERSION) 5211 return DBG_STATUS_UNSUPPORTED_APP_VERSION; 5212 5213 s_app_ver = ver; 5214 5215 return DBG_STATUS_OK; 5216 } 5217 5218 bool qed_read_fw_info(struct qed_hwfn *p_hwfn, 5219 struct qed_ptt *p_ptt, struct fw_info *fw_info) 5220 { 5221 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5222 u8 storm_id; 5223 5224 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 5225 struct storm_defs *storm = &s_storm_defs[storm_id]; 5226 5227 /* Skip Storm if it's in reset */ 5228 if (dev_data->block_in_reset[storm->sem_block_id]) 5229 continue; 5230 5231 /* Read FW info for the current Storm */ 5232 qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, fw_info); 5233 5234 return true; 5235 } 5236 5237 return false; 5238 } 5239 5240 enum dbg_status qed_dbg_grc_config(struct qed_hwfn *p_hwfn, 5241 enum dbg_grc_params grc_param, u32 val) 5242 { 5243 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5244 enum dbg_status status; 5245 int i; 5246 5247 DP_VERBOSE(p_hwfn, 5248 QED_MSG_DEBUG, 5249 "dbg_grc_config: paramId = %d, val = %d\n", grc_param, val); 5250 5251 status = qed_dbg_dev_init(p_hwfn); 5252 if (status != DBG_STATUS_OK) 5253 return status; 5254 5255 /* Initializes the GRC parameters (if not initialized). Needed in order 5256 * to set the default parameter values for the first time. 5257 */ 5258 qed_dbg_grc_init_params(p_hwfn); 5259 5260 if (grc_param >= MAX_DBG_GRC_PARAMS) 5261 return DBG_STATUS_INVALID_ARGS; 5262 if (val < s_grc_param_defs[grc_param].min || 5263 val > s_grc_param_defs[grc_param].max) 5264 return DBG_STATUS_INVALID_ARGS; 5265 5266 if (s_grc_param_defs[grc_param].is_preset) { 5267 /* Preset param */ 5268 5269 /* Disabling a preset is not allowed. Call 5270 * dbg_grc_set_params_default instead. 5271 */ 5272 if (!val) 5273 return DBG_STATUS_INVALID_ARGS; 5274 5275 /* Update all params with the preset values */ 5276 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) { 5277 struct grc_param_defs *defs = &s_grc_param_defs[i]; 5278 u32 preset_val; 5279 /* Skip persistent params */ 5280 if (defs->is_persistent) 5281 continue; 5282 5283 /* Find preset value */ 5284 if (grc_param == DBG_GRC_PARAM_EXCLUDE_ALL) 5285 preset_val = 5286 defs->exclude_all_preset_val; 5287 else if (grc_param == DBG_GRC_PARAM_CRASH) 5288 preset_val = 5289 defs->crash_preset_val[dev_data->chip_id]; 5290 else 5291 return DBG_STATUS_INVALID_ARGS; 5292 5293 qed_grc_set_param(p_hwfn, i, preset_val); 5294 } 5295 } else { 5296 /* Regular param - set its value */ 5297 qed_grc_set_param(p_hwfn, grc_param, val); 5298 } 5299 5300 return DBG_STATUS_OK; 5301 } 5302 5303 /* Assign default GRC param values */ 5304 void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn) 5305 { 5306 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5307 u32 i; 5308 5309 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) 5310 if (!s_grc_param_defs[i].is_persistent) 5311 dev_data->grc.param_val[i] = 5312 s_grc_param_defs[i].default_val[dev_data->chip_id]; 5313 } 5314 5315 enum dbg_status qed_dbg_grc_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5316 struct qed_ptt *p_ptt, 5317 u32 *buf_size) 5318 { 5319 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5320 5321 *buf_size = 0; 5322 5323 if (status != DBG_STATUS_OK) 5324 return status; 5325 5326 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr || 5327 !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr || 5328 !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM].ptr || 5329 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr || 5330 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr) 5331 return DBG_STATUS_DBG_ARRAY_NOT_SET; 5332 5333 return qed_grc_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5334 } 5335 5336 enum dbg_status qed_dbg_grc_dump(struct qed_hwfn *p_hwfn, 5337 struct qed_ptt *p_ptt, 5338 u32 *dump_buf, 5339 u32 buf_size_in_dwords, 5340 u32 *num_dumped_dwords) 5341 { 5342 u32 needed_buf_size_in_dwords; 5343 enum dbg_status status; 5344 5345 *num_dumped_dwords = 0; 5346 5347 status = qed_dbg_grc_get_dump_buf_size(p_hwfn, 5348 p_ptt, 5349 &needed_buf_size_in_dwords); 5350 if (status != DBG_STATUS_OK) 5351 return status; 5352 5353 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5354 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5355 5356 /* Doesn't do anything, needed for compile time asserts */ 5357 qed_static_asserts(); 5358 5359 /* GRC Dump */ 5360 status = qed_grc_dump(p_hwfn, p_ptt, dump_buf, true, num_dumped_dwords); 5361 5362 /* Revert GRC params to their default */ 5363 qed_dbg_grc_set_params_default(p_hwfn); 5364 5365 return status; 5366 } 5367 5368 enum dbg_status qed_dbg_idle_chk_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5369 struct qed_ptt *p_ptt, 5370 u32 *buf_size) 5371 { 5372 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5373 struct idle_chk_data *idle_chk = &dev_data->idle_chk; 5374 enum dbg_status status; 5375 5376 *buf_size = 0; 5377 5378 status = qed_dbg_dev_init(p_hwfn); 5379 if (status != DBG_STATUS_OK) 5380 return status; 5381 5382 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr || 5383 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr || 5384 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr || 5385 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES].ptr) 5386 return DBG_STATUS_DBG_ARRAY_NOT_SET; 5387 5388 if (!idle_chk->buf_size_set) { 5389 idle_chk->buf_size = qed_idle_chk_dump(p_hwfn, 5390 p_ptt, NULL, false); 5391 idle_chk->buf_size_set = true; 5392 } 5393 5394 *buf_size = idle_chk->buf_size; 5395 5396 return DBG_STATUS_OK; 5397 } 5398 5399 enum dbg_status qed_dbg_idle_chk_dump(struct qed_hwfn *p_hwfn, 5400 struct qed_ptt *p_ptt, 5401 u32 *dump_buf, 5402 u32 buf_size_in_dwords, 5403 u32 *num_dumped_dwords) 5404 { 5405 u32 needed_buf_size_in_dwords; 5406 enum dbg_status status; 5407 5408 *num_dumped_dwords = 0; 5409 5410 status = qed_dbg_idle_chk_get_dump_buf_size(p_hwfn, 5411 p_ptt, 5412 &needed_buf_size_in_dwords); 5413 if (status != DBG_STATUS_OK) 5414 return status; 5415 5416 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5417 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5418 5419 /* Update reset state */ 5420 qed_grc_unreset_blocks(p_hwfn, p_ptt, true); 5421 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5422 5423 /* Idle Check Dump */ 5424 *num_dumped_dwords = qed_idle_chk_dump(p_hwfn, p_ptt, dump_buf, true); 5425 5426 /* Revert GRC params to their default */ 5427 qed_dbg_grc_set_params_default(p_hwfn); 5428 5429 return DBG_STATUS_OK; 5430 } 5431 5432 enum dbg_status qed_dbg_mcp_trace_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5433 struct qed_ptt *p_ptt, 5434 u32 *buf_size) 5435 { 5436 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5437 5438 *buf_size = 0; 5439 5440 if (status != DBG_STATUS_OK) 5441 return status; 5442 5443 return qed_mcp_trace_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5444 } 5445 5446 enum dbg_status qed_dbg_mcp_trace_dump(struct qed_hwfn *p_hwfn, 5447 struct qed_ptt *p_ptt, 5448 u32 *dump_buf, 5449 u32 buf_size_in_dwords, 5450 u32 *num_dumped_dwords) 5451 { 5452 u32 needed_buf_size_in_dwords; 5453 enum dbg_status status; 5454 5455 status = 5456 qed_dbg_mcp_trace_get_dump_buf_size(p_hwfn, 5457 p_ptt, 5458 &needed_buf_size_in_dwords); 5459 if (status != DBG_STATUS_OK && status != 5460 DBG_STATUS_NVRAM_GET_IMAGE_FAILED) 5461 return status; 5462 5463 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5464 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5465 5466 /* Update reset state */ 5467 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5468 5469 /* Perform dump */ 5470 status = qed_mcp_trace_dump(p_hwfn, 5471 p_ptt, dump_buf, true, num_dumped_dwords); 5472 5473 /* Revert GRC params to their default */ 5474 qed_dbg_grc_set_params_default(p_hwfn); 5475 5476 return status; 5477 } 5478 5479 enum dbg_status qed_dbg_reg_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5480 struct qed_ptt *p_ptt, 5481 u32 *buf_size) 5482 { 5483 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5484 5485 *buf_size = 0; 5486 5487 if (status != DBG_STATUS_OK) 5488 return status; 5489 5490 return qed_reg_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5491 } 5492 5493 enum dbg_status qed_dbg_reg_fifo_dump(struct qed_hwfn *p_hwfn, 5494 struct qed_ptt *p_ptt, 5495 u32 *dump_buf, 5496 u32 buf_size_in_dwords, 5497 u32 *num_dumped_dwords) 5498 { 5499 u32 needed_buf_size_in_dwords; 5500 enum dbg_status status; 5501 5502 *num_dumped_dwords = 0; 5503 5504 status = qed_dbg_reg_fifo_get_dump_buf_size(p_hwfn, 5505 p_ptt, 5506 &needed_buf_size_in_dwords); 5507 if (status != DBG_STATUS_OK) 5508 return status; 5509 5510 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5511 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5512 5513 /* Update reset state */ 5514 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5515 5516 status = qed_reg_fifo_dump(p_hwfn, 5517 p_ptt, dump_buf, true, num_dumped_dwords); 5518 5519 /* Revert GRC params to their default */ 5520 qed_dbg_grc_set_params_default(p_hwfn); 5521 5522 return status; 5523 } 5524 5525 enum dbg_status qed_dbg_igu_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5526 struct qed_ptt *p_ptt, 5527 u32 *buf_size) 5528 { 5529 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5530 5531 *buf_size = 0; 5532 5533 if (status != DBG_STATUS_OK) 5534 return status; 5535 5536 return qed_igu_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5537 } 5538 5539 enum dbg_status qed_dbg_igu_fifo_dump(struct qed_hwfn *p_hwfn, 5540 struct qed_ptt *p_ptt, 5541 u32 *dump_buf, 5542 u32 buf_size_in_dwords, 5543 u32 *num_dumped_dwords) 5544 { 5545 u32 needed_buf_size_in_dwords; 5546 enum dbg_status status; 5547 5548 *num_dumped_dwords = 0; 5549 5550 status = qed_dbg_igu_fifo_get_dump_buf_size(p_hwfn, 5551 p_ptt, 5552 &needed_buf_size_in_dwords); 5553 if (status != DBG_STATUS_OK) 5554 return status; 5555 5556 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5557 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5558 5559 /* Update reset state */ 5560 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5561 5562 status = qed_igu_fifo_dump(p_hwfn, 5563 p_ptt, dump_buf, true, num_dumped_dwords); 5564 /* Revert GRC params to their default */ 5565 qed_dbg_grc_set_params_default(p_hwfn); 5566 5567 return status; 5568 } 5569 5570 enum dbg_status 5571 qed_dbg_protection_override_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5572 struct qed_ptt *p_ptt, 5573 u32 *buf_size) 5574 { 5575 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5576 5577 *buf_size = 0; 5578 5579 if (status != DBG_STATUS_OK) 5580 return status; 5581 5582 return qed_protection_override_dump(p_hwfn, 5583 p_ptt, NULL, false, buf_size); 5584 } 5585 5586 enum dbg_status qed_dbg_protection_override_dump(struct qed_hwfn *p_hwfn, 5587 struct qed_ptt *p_ptt, 5588 u32 *dump_buf, 5589 u32 buf_size_in_dwords, 5590 u32 *num_dumped_dwords) 5591 { 5592 u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords; 5593 enum dbg_status status; 5594 5595 *num_dumped_dwords = 0; 5596 5597 status = 5598 qed_dbg_protection_override_get_dump_buf_size(p_hwfn, 5599 p_ptt, 5600 p_size); 5601 if (status != DBG_STATUS_OK) 5602 return status; 5603 5604 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5605 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5606 5607 /* Update reset state */ 5608 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5609 5610 status = qed_protection_override_dump(p_hwfn, 5611 p_ptt, 5612 dump_buf, 5613 true, num_dumped_dwords); 5614 5615 /* Revert GRC params to their default */ 5616 qed_dbg_grc_set_params_default(p_hwfn); 5617 5618 return status; 5619 } 5620 5621 enum dbg_status qed_dbg_fw_asserts_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5622 struct qed_ptt *p_ptt, 5623 u32 *buf_size) 5624 { 5625 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5626 5627 *buf_size = 0; 5628 5629 if (status != DBG_STATUS_OK) 5630 return status; 5631 5632 /* Update reset state */ 5633 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5634 5635 *buf_size = qed_fw_asserts_dump(p_hwfn, p_ptt, NULL, false); 5636 5637 return DBG_STATUS_OK; 5638 } 5639 5640 enum dbg_status qed_dbg_fw_asserts_dump(struct qed_hwfn *p_hwfn, 5641 struct qed_ptt *p_ptt, 5642 u32 *dump_buf, 5643 u32 buf_size_in_dwords, 5644 u32 *num_dumped_dwords) 5645 { 5646 u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords; 5647 enum dbg_status status; 5648 5649 *num_dumped_dwords = 0; 5650 5651 status = 5652 qed_dbg_fw_asserts_get_dump_buf_size(p_hwfn, 5653 p_ptt, 5654 p_size); 5655 if (status != DBG_STATUS_OK) 5656 return status; 5657 5658 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5659 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5660 5661 *num_dumped_dwords = qed_fw_asserts_dump(p_hwfn, p_ptt, dump_buf, true); 5662 5663 /* Revert GRC params to their default */ 5664 qed_dbg_grc_set_params_default(p_hwfn); 5665 5666 return DBG_STATUS_OK; 5667 } 5668 5669 static enum dbg_status qed_dbg_ilt_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5670 struct qed_ptt *p_ptt, 5671 u32 *buf_size) 5672 { 5673 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5674 5675 *buf_size = 0; 5676 5677 if (status != DBG_STATUS_OK) 5678 return status; 5679 5680 *buf_size = qed_ilt_dump(p_hwfn, p_ptt, NULL, 0, false); 5681 5682 return DBG_STATUS_OK; 5683 } 5684 5685 static enum dbg_status qed_dbg_ilt_dump(struct qed_hwfn *p_hwfn, 5686 struct qed_ptt *p_ptt, 5687 u32 *dump_buf, 5688 u32 buf_size_in_dwords, 5689 u32 *num_dumped_dwords) 5690 { 5691 *num_dumped_dwords = qed_ilt_dump(p_hwfn, 5692 p_ptt, 5693 dump_buf, buf_size_in_dwords, true); 5694 5695 /* Reveret GRC params to their default */ 5696 qed_dbg_grc_set_params_default(p_hwfn); 5697 5698 return DBG_STATUS_OK; 5699 } 5700 5701 enum dbg_status qed_dbg_read_attn(struct qed_hwfn *p_hwfn, 5702 struct qed_ptt *p_ptt, 5703 enum block_id block_id, 5704 enum dbg_attn_type attn_type, 5705 bool clear_status, 5706 struct dbg_attn_block_result *results) 5707 { 5708 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5709 u8 reg_idx, num_attn_regs, num_result_regs = 0; 5710 const struct dbg_attn_reg *attn_reg_arr; 5711 5712 if (status != DBG_STATUS_OK) 5713 return status; 5714 5715 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr || 5716 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr || 5717 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr) 5718 return DBG_STATUS_DBG_ARRAY_NOT_SET; 5719 5720 attn_reg_arr = qed_get_block_attn_regs(p_hwfn, 5721 block_id, 5722 attn_type, &num_attn_regs); 5723 5724 for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) { 5725 const struct dbg_attn_reg *reg_data = &attn_reg_arr[reg_idx]; 5726 struct dbg_attn_reg_result *reg_result; 5727 u32 sts_addr, sts_val; 5728 u16 modes_buf_offset; 5729 bool eval_mode; 5730 5731 /* Check mode */ 5732 eval_mode = GET_FIELD(reg_data->mode.data, 5733 DBG_MODE_HDR_EVAL_MODE) > 0; 5734 modes_buf_offset = GET_FIELD(reg_data->mode.data, 5735 DBG_MODE_HDR_MODES_BUF_OFFSET); 5736 if (eval_mode && !qed_is_mode_match(p_hwfn, &modes_buf_offset)) 5737 continue; 5738 5739 /* Mode match - read attention status register */ 5740 sts_addr = DWORDS_TO_BYTES(clear_status ? 5741 reg_data->sts_clr_address : 5742 GET_FIELD(reg_data->data, 5743 DBG_ATTN_REG_STS_ADDRESS)); 5744 sts_val = qed_rd(p_hwfn, p_ptt, sts_addr); 5745 if (!sts_val) 5746 continue; 5747 5748 /* Non-zero attention status - add to results */ 5749 reg_result = &results->reg_results[num_result_regs]; 5750 SET_FIELD(reg_result->data, 5751 DBG_ATTN_REG_RESULT_STS_ADDRESS, sts_addr); 5752 SET_FIELD(reg_result->data, 5753 DBG_ATTN_REG_RESULT_NUM_REG_ATTN, 5754 GET_FIELD(reg_data->data, DBG_ATTN_REG_NUM_REG_ATTN)); 5755 reg_result->block_attn_offset = reg_data->block_attn_offset; 5756 reg_result->sts_val = sts_val; 5757 reg_result->mask_val = qed_rd(p_hwfn, 5758 p_ptt, 5759 DWORDS_TO_BYTES 5760 (reg_data->mask_address)); 5761 num_result_regs++; 5762 } 5763 5764 results->block_id = (u8)block_id; 5765 results->names_offset = 5766 qed_get_block_attn_data(p_hwfn, block_id, attn_type)->names_offset; 5767 SET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE, attn_type); 5768 SET_FIELD(results->data, 5769 DBG_ATTN_BLOCK_RESULT_NUM_REGS, num_result_regs); 5770 5771 return DBG_STATUS_OK; 5772 } 5773 5774 /******************************* Data Types **********************************/ 5775 5776 /* REG fifo element */ 5777 struct reg_fifo_element { 5778 u64 data; 5779 #define REG_FIFO_ELEMENT_ADDRESS_SHIFT 0 5780 #define REG_FIFO_ELEMENT_ADDRESS_MASK 0x7fffff 5781 #define REG_FIFO_ELEMENT_ACCESS_SHIFT 23 5782 #define REG_FIFO_ELEMENT_ACCESS_MASK 0x1 5783 #define REG_FIFO_ELEMENT_PF_SHIFT 24 5784 #define REG_FIFO_ELEMENT_PF_MASK 0xf 5785 #define REG_FIFO_ELEMENT_VF_SHIFT 28 5786 #define REG_FIFO_ELEMENT_VF_MASK 0xff 5787 #define REG_FIFO_ELEMENT_PORT_SHIFT 36 5788 #define REG_FIFO_ELEMENT_PORT_MASK 0x3 5789 #define REG_FIFO_ELEMENT_PRIVILEGE_SHIFT 38 5790 #define REG_FIFO_ELEMENT_PRIVILEGE_MASK 0x3 5791 #define REG_FIFO_ELEMENT_PROTECTION_SHIFT 40 5792 #define REG_FIFO_ELEMENT_PROTECTION_MASK 0x7 5793 #define REG_FIFO_ELEMENT_MASTER_SHIFT 43 5794 #define REG_FIFO_ELEMENT_MASTER_MASK 0xf 5795 #define REG_FIFO_ELEMENT_ERROR_SHIFT 47 5796 #define REG_FIFO_ELEMENT_ERROR_MASK 0x1f 5797 }; 5798 5799 /* REG fifo error element */ 5800 struct reg_fifo_err { 5801 u32 err_code; 5802 const char *err_msg; 5803 }; 5804 5805 /* IGU fifo element */ 5806 struct igu_fifo_element { 5807 u32 dword0; 5808 #define IGU_FIFO_ELEMENT_DWORD0_FID_SHIFT 0 5809 #define IGU_FIFO_ELEMENT_DWORD0_FID_MASK 0xff 5810 #define IGU_FIFO_ELEMENT_DWORD0_IS_PF_SHIFT 8 5811 #define IGU_FIFO_ELEMENT_DWORD0_IS_PF_MASK 0x1 5812 #define IGU_FIFO_ELEMENT_DWORD0_SOURCE_SHIFT 9 5813 #define IGU_FIFO_ELEMENT_DWORD0_SOURCE_MASK 0xf 5814 #define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_SHIFT 13 5815 #define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_MASK 0xf 5816 #define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_SHIFT 17 5817 #define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_MASK 0x7fff 5818 u32 dword1; 5819 u32 dword2; 5820 #define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_SHIFT 0 5821 #define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_MASK 0x1 5822 #define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_SHIFT 1 5823 #define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_MASK 0xffffffff 5824 u32 reserved; 5825 }; 5826 5827 struct igu_fifo_wr_data { 5828 u32 data; 5829 #define IGU_FIFO_WR_DATA_PROD_CONS_SHIFT 0 5830 #define IGU_FIFO_WR_DATA_PROD_CONS_MASK 0xffffff 5831 #define IGU_FIFO_WR_DATA_UPDATE_FLAG_SHIFT 24 5832 #define IGU_FIFO_WR_DATA_UPDATE_FLAG_MASK 0x1 5833 #define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_SHIFT 25 5834 #define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_MASK 0x3 5835 #define IGU_FIFO_WR_DATA_SEGMENT_SHIFT 27 5836 #define IGU_FIFO_WR_DATA_SEGMENT_MASK 0x1 5837 #define IGU_FIFO_WR_DATA_TIMER_MASK_SHIFT 28 5838 #define IGU_FIFO_WR_DATA_TIMER_MASK_MASK 0x1 5839 #define IGU_FIFO_WR_DATA_CMD_TYPE_SHIFT 31 5840 #define IGU_FIFO_WR_DATA_CMD_TYPE_MASK 0x1 5841 }; 5842 5843 struct igu_fifo_cleanup_wr_data { 5844 u32 data; 5845 #define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_SHIFT 0 5846 #define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_MASK 0x7ffffff 5847 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_SHIFT 27 5848 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_MASK 0x1 5849 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_SHIFT 28 5850 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_MASK 0x7 5851 #define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_SHIFT 31 5852 #define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_MASK 0x1 5853 }; 5854 5855 /* Protection override element */ 5856 struct protection_override_element { 5857 u64 data; 5858 #define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_SHIFT 0 5859 #define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_MASK 0x7fffff 5860 #define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_SHIFT 23 5861 #define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_MASK 0xffffff 5862 #define PROTECTION_OVERRIDE_ELEMENT_READ_SHIFT 47 5863 #define PROTECTION_OVERRIDE_ELEMENT_READ_MASK 0x1 5864 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_SHIFT 48 5865 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_MASK 0x1 5866 #define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_SHIFT 49 5867 #define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_MASK 0x7 5868 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_SHIFT 52 5869 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_MASK 0x7 5870 }; 5871 5872 enum igu_fifo_sources { 5873 IGU_SRC_PXP0, 5874 IGU_SRC_PXP1, 5875 IGU_SRC_PXP2, 5876 IGU_SRC_PXP3, 5877 IGU_SRC_PXP4, 5878 IGU_SRC_PXP5, 5879 IGU_SRC_PXP6, 5880 IGU_SRC_PXP7, 5881 IGU_SRC_CAU, 5882 IGU_SRC_ATTN, 5883 IGU_SRC_GRC 5884 }; 5885 5886 enum igu_fifo_addr_types { 5887 IGU_ADDR_TYPE_MSIX_MEM, 5888 IGU_ADDR_TYPE_WRITE_PBA, 5889 IGU_ADDR_TYPE_WRITE_INT_ACK, 5890 IGU_ADDR_TYPE_WRITE_ATTN_BITS, 5891 IGU_ADDR_TYPE_READ_INT, 5892 IGU_ADDR_TYPE_WRITE_PROD_UPDATE, 5893 IGU_ADDR_TYPE_RESERVED 5894 }; 5895 5896 struct igu_fifo_addr_data { 5897 u16 start_addr; 5898 u16 end_addr; 5899 char *desc; 5900 char *vf_desc; 5901 enum igu_fifo_addr_types type; 5902 }; 5903 5904 /******************************** Constants **********************************/ 5905 5906 #define MAX_MSG_LEN 1024 5907 5908 #define MCP_TRACE_MAX_MODULE_LEN 8 5909 #define MCP_TRACE_FORMAT_MAX_PARAMS 3 5910 #define MCP_TRACE_FORMAT_PARAM_WIDTH \ 5911 (MCP_TRACE_FORMAT_P2_SIZE_OFFSET - MCP_TRACE_FORMAT_P1_SIZE_OFFSET) 5912 5913 #define REG_FIFO_ELEMENT_ADDR_FACTOR 4 5914 #define REG_FIFO_ELEMENT_IS_PF_VF_VAL 127 5915 5916 #define PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR 4 5917 5918 /***************************** Constant Arrays *******************************/ 5919 5920 /* Status string array */ 5921 static const char * const s_status_str[] = { 5922 /* DBG_STATUS_OK */ 5923 "Operation completed successfully", 5924 5925 /* DBG_STATUS_APP_VERSION_NOT_SET */ 5926 "Debug application version wasn't set", 5927 5928 /* DBG_STATUS_UNSUPPORTED_APP_VERSION */ 5929 "Unsupported debug application version", 5930 5931 /* DBG_STATUS_DBG_BLOCK_NOT_RESET */ 5932 "The debug block wasn't reset since the last recording", 5933 5934 /* DBG_STATUS_INVALID_ARGS */ 5935 "Invalid arguments", 5936 5937 /* DBG_STATUS_OUTPUT_ALREADY_SET */ 5938 "The debug output was already set", 5939 5940 /* DBG_STATUS_INVALID_PCI_BUF_SIZE */ 5941 "Invalid PCI buffer size", 5942 5943 /* DBG_STATUS_PCI_BUF_ALLOC_FAILED */ 5944 "PCI buffer allocation failed", 5945 5946 /* DBG_STATUS_PCI_BUF_NOT_ALLOCATED */ 5947 "A PCI buffer wasn't allocated", 5948 5949 /* DBG_STATUS_INVALID_FILTER_TRIGGER_DWORDS */ 5950 "The filter/trigger constraint dword offsets are not enabled for recording", 5951 /* DBG_STATUS_NO_MATCHING_FRAMING_MODE */ 5952 "No matching framing mode", 5953 5954 /* DBG_STATUS_VFC_READ_ERROR */ 5955 "Error reading from VFC", 5956 5957 /* DBG_STATUS_STORM_ALREADY_ENABLED */ 5958 "The Storm was already enabled", 5959 5960 /* DBG_STATUS_STORM_NOT_ENABLED */ 5961 "The specified Storm wasn't enabled", 5962 5963 /* DBG_STATUS_BLOCK_ALREADY_ENABLED */ 5964 "The block was already enabled", 5965 5966 /* DBG_STATUS_BLOCK_NOT_ENABLED */ 5967 "The specified block wasn't enabled", 5968 5969 /* DBG_STATUS_NO_INPUT_ENABLED */ 5970 "No input was enabled for recording", 5971 5972 /* DBG_STATUS_NO_FILTER_TRIGGER_256B */ 5973 "Filters and triggers are not allowed in E4 256-bit mode", 5974 5975 /* DBG_STATUS_FILTER_ALREADY_ENABLED */ 5976 "The filter was already enabled", 5977 5978 /* DBG_STATUS_TRIGGER_ALREADY_ENABLED */ 5979 "The trigger was already enabled", 5980 5981 /* DBG_STATUS_TRIGGER_NOT_ENABLED */ 5982 "The trigger wasn't enabled", 5983 5984 /* DBG_STATUS_CANT_ADD_CONSTRAINT */ 5985 "A constraint can be added only after a filter was enabled or a trigger state was added", 5986 5987 /* DBG_STATUS_TOO_MANY_TRIGGER_STATES */ 5988 "Cannot add more than 3 trigger states", 5989 5990 /* DBG_STATUS_TOO_MANY_CONSTRAINTS */ 5991 "Cannot add more than 4 constraints per filter or trigger state", 5992 5993 /* DBG_STATUS_RECORDING_NOT_STARTED */ 5994 "The recording wasn't started", 5995 5996 /* DBG_STATUS_DATA_DIDNT_TRIGGER */ 5997 "A trigger was configured, but it didn't trigger", 5998 5999 /* DBG_STATUS_NO_DATA_RECORDED */ 6000 "No data was recorded", 6001 6002 /* DBG_STATUS_DUMP_BUF_TOO_SMALL */ 6003 "Dump buffer is too small", 6004 6005 /* DBG_STATUS_DUMP_NOT_CHUNK_ALIGNED */ 6006 "Dumped data is not aligned to chunks", 6007 6008 /* DBG_STATUS_UNKNOWN_CHIP */ 6009 "Unknown chip", 6010 6011 /* DBG_STATUS_VIRT_MEM_ALLOC_FAILED */ 6012 "Failed allocating virtual memory", 6013 6014 /* DBG_STATUS_BLOCK_IN_RESET */ 6015 "The input block is in reset", 6016 6017 /* DBG_STATUS_INVALID_TRACE_SIGNATURE */ 6018 "Invalid MCP trace signature found in NVRAM", 6019 6020 /* DBG_STATUS_INVALID_NVRAM_BUNDLE */ 6021 "Invalid bundle ID found in NVRAM", 6022 6023 /* DBG_STATUS_NVRAM_GET_IMAGE_FAILED */ 6024 "Failed getting NVRAM image", 6025 6026 /* DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE */ 6027 "NVRAM image is not dword-aligned", 6028 6029 /* DBG_STATUS_NVRAM_READ_FAILED */ 6030 "Failed reading from NVRAM", 6031 6032 /* DBG_STATUS_IDLE_CHK_PARSE_FAILED */ 6033 "Idle check parsing failed", 6034 6035 /* DBG_STATUS_MCP_TRACE_BAD_DATA */ 6036 "MCP Trace data is corrupt", 6037 6038 /* DBG_STATUS_MCP_TRACE_NO_META */ 6039 "Dump doesn't contain meta data - it must be provided in image file", 6040 6041 /* DBG_STATUS_MCP_COULD_NOT_HALT */ 6042 "Failed to halt MCP", 6043 6044 /* DBG_STATUS_MCP_COULD_NOT_RESUME */ 6045 "Failed to resume MCP after halt", 6046 6047 /* DBG_STATUS_RESERVED0 */ 6048 "", 6049 6050 /* DBG_STATUS_SEMI_FIFO_NOT_EMPTY */ 6051 "Failed to empty SEMI sync FIFO", 6052 6053 /* DBG_STATUS_IGU_FIFO_BAD_DATA */ 6054 "IGU FIFO data is corrupt", 6055 6056 /* DBG_STATUS_MCP_COULD_NOT_MASK_PRTY */ 6057 "MCP failed to mask parities", 6058 6059 /* DBG_STATUS_FW_ASSERTS_PARSE_FAILED */ 6060 "FW Asserts parsing failed", 6061 6062 /* DBG_STATUS_REG_FIFO_BAD_DATA */ 6063 "GRC FIFO data is corrupt", 6064 6065 /* DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA */ 6066 "Protection Override data is corrupt", 6067 6068 /* DBG_STATUS_DBG_ARRAY_NOT_SET */ 6069 "Debug arrays were not set (when using binary files, dbg_set_bin_ptr must be called)", 6070 6071 /* DBG_STATUS_RESERVED1 */ 6072 "", 6073 6074 /* DBG_STATUS_NON_MATCHING_LINES */ 6075 "Non-matching debug lines - in E4, all lines must be of the same type (either 128b or 256b)", 6076 6077 /* DBG_STATUS_INSUFFICIENT_HW_IDS */ 6078 "Insufficient HW IDs. Try to record less Storms/blocks", 6079 6080 /* DBG_STATUS_DBG_BUS_IN_USE */ 6081 "The debug bus is in use", 6082 6083 /* DBG_STATUS_INVALID_STORM_DBG_MODE */ 6084 "The storm debug mode is not supported in the current chip", 6085 6086 /* DBG_STATUS_OTHER_ENGINE_BB_ONLY */ 6087 "Other engine is supported only in BB", 6088 6089 /* DBG_STATUS_FILTER_SINGLE_HW_ID */ 6090 "The configured filter mode requires a single Storm/block input", 6091 6092 /* DBG_STATUS_TRIGGER_SINGLE_HW_ID */ 6093 "The configured filter mode requires that all the constraints of a single trigger state will be defined on a single Storm/block input", 6094 6095 /* DBG_STATUS_MISSING_TRIGGER_STATE_STORM */ 6096 "When triggering on Storm data, the Storm to trigger on must be specified", 6097 6098 /* DBG_STATUS_MDUMP2_FAILED_TO_REQUEST_OFFSIZE */ 6099 "Failed to request MDUMP2 Offsize", 6100 6101 /* DBG_STATUS_MDUMP2_FAILED_VALIDATION_OF_DATA_CRC */ 6102 "Expected CRC (part of the MDUMP2 data) is different than the calculated CRC over that data", 6103 6104 /* DBG_STATUS_MDUMP2_INVALID_SIGNATURE */ 6105 "Invalid Signature found at start of MDUMP2", 6106 6107 /* DBG_STATUS_MDUMP2_INVALID_LOG_SIZE */ 6108 "Invalid Log Size of MDUMP2", 6109 6110 /* DBG_STATUS_MDUMP2_INVALID_LOG_HDR */ 6111 "Invalid Log Header of MDUMP2", 6112 6113 /* DBG_STATUS_MDUMP2_INVALID_LOG_DATA */ 6114 "Invalid Log Data of MDUMP2", 6115 6116 /* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_NUM_PORTS */ 6117 "Could not extract number of ports from regval buf of MDUMP2", 6118 6119 /* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_MFW_STATUS */ 6120 "Could not extract MFW (link) status from regval buf of MDUMP2", 6121 6122 /* DBG_STATUS_MDUMP2_ERROR_DISPLAYING_LINKDUMP */ 6123 "Could not display linkdump of MDUMP2", 6124 6125 /* DBG_STATUS_MDUMP2_ERROR_READING_PHY_CFG */ 6126 "Could not read PHY CFG of MDUMP2", 6127 6128 /* DBG_STATUS_MDUMP2_ERROR_READING_PLL_MODE */ 6129 "Could not read PLL Mode of MDUMP2", 6130 6131 /* DBG_STATUS_MDUMP2_ERROR_READING_LANE_REGS */ 6132 "Could not read TSCF/TSCE Lane Regs of MDUMP2", 6133 6134 /* DBG_STATUS_MDUMP2_ERROR_ALLOCATING_BUF */ 6135 "Could not allocate MDUMP2 reg-val internal buffer" 6136 }; 6137 6138 /* Idle check severity names array */ 6139 static const char * const s_idle_chk_severity_str[] = { 6140 "Error", 6141 "Error if no traffic", 6142 "Warning" 6143 }; 6144 6145 /* MCP Trace level names array */ 6146 static const char * const s_mcp_trace_level_str[] = { 6147 "ERROR", 6148 "TRACE", 6149 "DEBUG" 6150 }; 6151 6152 /* Access type names array */ 6153 static const char * const s_access_strs[] = { 6154 "read", 6155 "write" 6156 }; 6157 6158 /* Privilege type names array */ 6159 static const char * const s_privilege_strs[] = { 6160 "VF", 6161 "PDA", 6162 "HV", 6163 "UA" 6164 }; 6165 6166 /* Protection type names array */ 6167 static const char * const s_protection_strs[] = { 6168 "(default)", 6169 "(default)", 6170 "(default)", 6171 "(default)", 6172 "override VF", 6173 "override PDA", 6174 "override HV", 6175 "override UA" 6176 }; 6177 6178 /* Master type names array */ 6179 static const char * const s_master_strs[] = { 6180 "???", 6181 "pxp", 6182 "mcp", 6183 "msdm", 6184 "psdm", 6185 "ysdm", 6186 "usdm", 6187 "tsdm", 6188 "xsdm", 6189 "dbu", 6190 "dmae", 6191 "jdap", 6192 "???", 6193 "???", 6194 "???", 6195 "???" 6196 }; 6197 6198 /* REG FIFO error messages array */ 6199 static struct reg_fifo_err s_reg_fifo_errors[] = { 6200 {1, "grc timeout"}, 6201 {2, "address doesn't belong to any block"}, 6202 {4, "reserved address in block or write to read-only address"}, 6203 {8, "privilege/protection mismatch"}, 6204 {16, "path isolation error"}, 6205 {17, "RSL error"} 6206 }; 6207 6208 /* IGU FIFO sources array */ 6209 static const char * const s_igu_fifo_source_strs[] = { 6210 "TSTORM", 6211 "MSTORM", 6212 "USTORM", 6213 "XSTORM", 6214 "YSTORM", 6215 "PSTORM", 6216 "PCIE", 6217 "NIG_QM_PBF", 6218 "CAU", 6219 "ATTN", 6220 "GRC", 6221 }; 6222 6223 /* IGU FIFO error messages */ 6224 static const char * const s_igu_fifo_error_strs[] = { 6225 "no error", 6226 "length error", 6227 "function disabled", 6228 "VF sent command to attention address", 6229 "host sent prod update command", 6230 "read of during interrupt register while in MIMD mode", 6231 "access to PXP BAR reserved address", 6232 "producer update command to attention index", 6233 "unknown error", 6234 "SB index not valid", 6235 "SB relative index and FID not found", 6236 "FID not match", 6237 "command with error flag asserted (PCI error or CAU discard)", 6238 "VF sent cleanup and RF cleanup is disabled", 6239 "cleanup command on type bigger than 4" 6240 }; 6241 6242 /* IGU FIFO address data */ 6243 static const struct igu_fifo_addr_data s_igu_fifo_addr_data[] = { 6244 {0x0, 0x101, "MSI-X Memory", NULL, 6245 IGU_ADDR_TYPE_MSIX_MEM}, 6246 {0x102, 0x1ff, "reserved", NULL, 6247 IGU_ADDR_TYPE_RESERVED}, 6248 {0x200, 0x200, "Write PBA[0:63]", NULL, 6249 IGU_ADDR_TYPE_WRITE_PBA}, 6250 {0x201, 0x201, "Write PBA[64:127]", "reserved", 6251 IGU_ADDR_TYPE_WRITE_PBA}, 6252 {0x202, 0x202, "Write PBA[128]", "reserved", 6253 IGU_ADDR_TYPE_WRITE_PBA}, 6254 {0x203, 0x3ff, "reserved", NULL, 6255 IGU_ADDR_TYPE_RESERVED}, 6256 {0x400, 0x5ef, "Write interrupt acknowledgment", NULL, 6257 IGU_ADDR_TYPE_WRITE_INT_ACK}, 6258 {0x5f0, 0x5f0, "Attention bits update", NULL, 6259 IGU_ADDR_TYPE_WRITE_ATTN_BITS}, 6260 {0x5f1, 0x5f1, "Attention bits set", NULL, 6261 IGU_ADDR_TYPE_WRITE_ATTN_BITS}, 6262 {0x5f2, 0x5f2, "Attention bits clear", NULL, 6263 IGU_ADDR_TYPE_WRITE_ATTN_BITS}, 6264 {0x5f3, 0x5f3, "Read interrupt 0:63 with mask", NULL, 6265 IGU_ADDR_TYPE_READ_INT}, 6266 {0x5f4, 0x5f4, "Read interrupt 0:31 with mask", NULL, 6267 IGU_ADDR_TYPE_READ_INT}, 6268 {0x5f5, 0x5f5, "Read interrupt 32:63 with mask", NULL, 6269 IGU_ADDR_TYPE_READ_INT}, 6270 {0x5f6, 0x5f6, "Read interrupt 0:63 without mask", NULL, 6271 IGU_ADDR_TYPE_READ_INT}, 6272 {0x5f7, 0x5ff, "reserved", NULL, 6273 IGU_ADDR_TYPE_RESERVED}, 6274 {0x600, 0x7ff, "Producer update", NULL, 6275 IGU_ADDR_TYPE_WRITE_PROD_UPDATE} 6276 }; 6277 6278 /******************************** Variables **********************************/ 6279 6280 /* Temporary buffer, used for print size calculations */ 6281 static char s_temp_buf[MAX_MSG_LEN]; 6282 6283 /**************************** Private Functions ******************************/ 6284 6285 static void qed_user_static_asserts(void) 6286 { 6287 } 6288 6289 static u32 qed_cyclic_add(u32 a, u32 b, u32 size) 6290 { 6291 return (a + b) % size; 6292 } 6293 6294 static u32 qed_cyclic_sub(u32 a, u32 b, u32 size) 6295 { 6296 return (size + a - b) % size; 6297 } 6298 6299 /* Reads the specified number of bytes from the specified cyclic buffer (up to 4 6300 * bytes) and returns them as a dword value. the specified buffer offset is 6301 * updated. 6302 */ 6303 static u32 qed_read_from_cyclic_buf(void *buf, 6304 u32 *offset, 6305 u32 buf_size, u8 num_bytes_to_read) 6306 { 6307 u8 i, *val_ptr, *bytes_buf = (u8 *)buf; 6308 u32 val = 0; 6309 6310 val_ptr = (u8 *)&val; 6311 6312 /* Assume running on a LITTLE ENDIAN and the buffer is network order 6313 * (BIG ENDIAN), as high order bytes are placed in lower memory address. 6314 */ 6315 for (i = 0; i < num_bytes_to_read; i++) { 6316 val_ptr[i] = bytes_buf[*offset]; 6317 *offset = qed_cyclic_add(*offset, 1, buf_size); 6318 } 6319 6320 return val; 6321 } 6322 6323 /* Reads and returns the next byte from the specified buffer. 6324 * The specified buffer offset is updated. 6325 */ 6326 static u8 qed_read_byte_from_buf(void *buf, u32 *offset) 6327 { 6328 return ((u8 *)buf)[(*offset)++]; 6329 } 6330 6331 /* Reads and returns the next dword from the specified buffer. 6332 * The specified buffer offset is updated. 6333 */ 6334 static u32 qed_read_dword_from_buf(void *buf, u32 *offset) 6335 { 6336 u32 dword_val = *(u32 *)&((u8 *)buf)[*offset]; 6337 6338 *offset += 4; 6339 6340 return dword_val; 6341 } 6342 6343 /* Reads the next string from the specified buffer, and copies it to the 6344 * specified pointer. The specified buffer offset is updated. 6345 */ 6346 static void qed_read_str_from_buf(void *buf, u32 *offset, u32 size, char *dest) 6347 { 6348 const char *source_str = &((const char *)buf)[*offset]; 6349 6350 strncpy(dest, source_str, size); 6351 dest[size - 1] = '\0'; 6352 *offset += size; 6353 } 6354 6355 /* Returns a pointer to the specified offset (in bytes) of the specified buffer. 6356 * If the specified buffer in NULL, a temporary buffer pointer is returned. 6357 */ 6358 static char *qed_get_buf_ptr(void *buf, u32 offset) 6359 { 6360 return buf ? (char *)buf + offset : s_temp_buf; 6361 } 6362 6363 /* Reads a param from the specified buffer. Returns the number of dwords read. 6364 * If the returned str_param is NULL, the param is numeric and its value is 6365 * returned in num_param. 6366 * Otheriwise, the param is a string and its pointer is returned in str_param. 6367 */ 6368 static u32 qed_read_param(u32 *dump_buf, 6369 const char **param_name, 6370 const char **param_str_val, u32 *param_num_val) 6371 { 6372 char *char_buf = (char *)dump_buf; 6373 size_t offset = 0; 6374 6375 /* Extract param name */ 6376 *param_name = char_buf; 6377 offset += strlen(*param_name) + 1; 6378 6379 /* Check param type */ 6380 if (*(char_buf + offset++)) { 6381 /* String param */ 6382 *param_str_val = char_buf + offset; 6383 *param_num_val = 0; 6384 offset += strlen(*param_str_val) + 1; 6385 if (offset & 0x3) 6386 offset += (4 - (offset & 0x3)); 6387 } else { 6388 /* Numeric param */ 6389 *param_str_val = NULL; 6390 if (offset & 0x3) 6391 offset += (4 - (offset & 0x3)); 6392 *param_num_val = *(u32 *)(char_buf + offset); 6393 offset += 4; 6394 } 6395 6396 return (u32)offset / 4; 6397 } 6398 6399 /* Reads a section header from the specified buffer. 6400 * Returns the number of dwords read. 6401 */ 6402 static u32 qed_read_section_hdr(u32 *dump_buf, 6403 const char **section_name, 6404 u32 *num_section_params) 6405 { 6406 const char *param_str_val; 6407 6408 return qed_read_param(dump_buf, 6409 section_name, ¶m_str_val, num_section_params); 6410 } 6411 6412 /* Reads section params from the specified buffer and prints them to the results 6413 * buffer. Returns the number of dwords read. 6414 */ 6415 static u32 qed_print_section_params(u32 *dump_buf, 6416 u32 num_section_params, 6417 char *results_buf, u32 *num_chars_printed) 6418 { 6419 u32 i, dump_offset = 0, results_offset = 0; 6420 6421 for (i = 0; i < num_section_params; i++) { 6422 const char *param_name, *param_str_val; 6423 u32 param_num_val = 0; 6424 6425 dump_offset += qed_read_param(dump_buf + dump_offset, 6426 ¶m_name, 6427 ¶m_str_val, ¶m_num_val); 6428 6429 if (param_str_val) 6430 results_offset += 6431 sprintf(qed_get_buf_ptr(results_buf, 6432 results_offset), 6433 "%s: %s\n", param_name, param_str_val); 6434 else if (strcmp(param_name, "fw-timestamp")) 6435 results_offset += 6436 sprintf(qed_get_buf_ptr(results_buf, 6437 results_offset), 6438 "%s: %d\n", param_name, param_num_val); 6439 } 6440 6441 results_offset += sprintf(qed_get_buf_ptr(results_buf, results_offset), 6442 "\n"); 6443 6444 *num_chars_printed = results_offset; 6445 6446 return dump_offset; 6447 } 6448 6449 /* Returns the block name that matches the specified block ID, 6450 * or NULL if not found. 6451 */ 6452 static const char *qed_dbg_get_block_name(struct qed_hwfn *p_hwfn, 6453 enum block_id block_id) 6454 { 6455 const struct dbg_block_user *block = 6456 (const struct dbg_block_user *) 6457 p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_USER_DATA].ptr + block_id; 6458 6459 return (const char *)block->name; 6460 } 6461 6462 static struct dbg_tools_user_data *qed_dbg_get_user_data(struct qed_hwfn 6463 *p_hwfn) 6464 { 6465 return (struct dbg_tools_user_data *)p_hwfn->dbg_user_info; 6466 } 6467 6468 /* Parses the idle check rules and returns the number of characters printed. 6469 * In case of parsing error, returns 0. 6470 */ 6471 static u32 qed_parse_idle_chk_dump_rules(struct qed_hwfn *p_hwfn, 6472 u32 *dump_buf, 6473 u32 *dump_buf_end, 6474 u32 num_rules, 6475 bool print_fw_idle_chk, 6476 char *results_buf, 6477 u32 *num_errors, u32 *num_warnings) 6478 { 6479 /* Offset in results_buf in bytes */ 6480 u32 results_offset = 0; 6481 6482 u32 rule_idx; 6483 u16 i, j; 6484 6485 *num_errors = 0; 6486 *num_warnings = 0; 6487 6488 /* Go over dumped results */ 6489 for (rule_idx = 0; rule_idx < num_rules && dump_buf < dump_buf_end; 6490 rule_idx++) { 6491 const struct dbg_idle_chk_rule_parsing_data *rule_parsing_data; 6492 struct dbg_idle_chk_result_hdr *hdr; 6493 const char *parsing_str, *lsi_msg; 6494 u32 parsing_str_offset; 6495 bool has_fw_msg; 6496 u8 curr_reg_id; 6497 6498 hdr = (struct dbg_idle_chk_result_hdr *)dump_buf; 6499 rule_parsing_data = 6500 (const struct dbg_idle_chk_rule_parsing_data *) 6501 p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr + 6502 hdr->rule_id; 6503 parsing_str_offset = 6504 GET_FIELD(rule_parsing_data->data, 6505 DBG_IDLE_CHK_RULE_PARSING_DATA_STR_OFFSET); 6506 has_fw_msg = 6507 GET_FIELD(rule_parsing_data->data, 6508 DBG_IDLE_CHK_RULE_PARSING_DATA_HAS_FW_MSG) > 0; 6509 parsing_str = (const char *) 6510 p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr + 6511 parsing_str_offset; 6512 lsi_msg = parsing_str; 6513 curr_reg_id = 0; 6514 6515 if (hdr->severity >= MAX_DBG_IDLE_CHK_SEVERITY_TYPES) 6516 return 0; 6517 6518 /* Skip rule header */ 6519 dump_buf += BYTES_TO_DWORDS(sizeof(*hdr)); 6520 6521 /* Update errors/warnings count */ 6522 if (hdr->severity == IDLE_CHK_SEVERITY_ERROR || 6523 hdr->severity == IDLE_CHK_SEVERITY_ERROR_NO_TRAFFIC) 6524 (*num_errors)++; 6525 else 6526 (*num_warnings)++; 6527 6528 /* Print rule severity */ 6529 results_offset += 6530 sprintf(qed_get_buf_ptr(results_buf, 6531 results_offset), "%s: ", 6532 s_idle_chk_severity_str[hdr->severity]); 6533 6534 /* Print rule message */ 6535 if (has_fw_msg) 6536 parsing_str += strlen(parsing_str) + 1; 6537 results_offset += 6538 sprintf(qed_get_buf_ptr(results_buf, 6539 results_offset), "%s.", 6540 has_fw_msg && 6541 print_fw_idle_chk ? parsing_str : lsi_msg); 6542 parsing_str += strlen(parsing_str) + 1; 6543 6544 /* Print register values */ 6545 results_offset += 6546 sprintf(qed_get_buf_ptr(results_buf, 6547 results_offset), " Registers:"); 6548 for (i = 0; 6549 i < hdr->num_dumped_cond_regs + hdr->num_dumped_info_regs; 6550 i++) { 6551 struct dbg_idle_chk_result_reg_hdr *reg_hdr; 6552 bool is_mem; 6553 u8 reg_id; 6554 6555 reg_hdr = 6556 (struct dbg_idle_chk_result_reg_hdr *)dump_buf; 6557 is_mem = GET_FIELD(reg_hdr->data, 6558 DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM); 6559 reg_id = GET_FIELD(reg_hdr->data, 6560 DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID); 6561 6562 /* Skip reg header */ 6563 dump_buf += BYTES_TO_DWORDS(sizeof(*reg_hdr)); 6564 6565 /* Skip register names until the required reg_id is 6566 * reached. 6567 */ 6568 for (; reg_id > curr_reg_id; curr_reg_id++) 6569 parsing_str += strlen(parsing_str) + 1; 6570 6571 results_offset += 6572 sprintf(qed_get_buf_ptr(results_buf, 6573 results_offset), " %s", 6574 parsing_str); 6575 if (i < hdr->num_dumped_cond_regs && is_mem) 6576 results_offset += 6577 sprintf(qed_get_buf_ptr(results_buf, 6578 results_offset), 6579 "[%d]", hdr->mem_entry_id + 6580 reg_hdr->start_entry); 6581 results_offset += 6582 sprintf(qed_get_buf_ptr(results_buf, 6583 results_offset), "="); 6584 for (j = 0; j < reg_hdr->size; j++, dump_buf++) { 6585 results_offset += 6586 sprintf(qed_get_buf_ptr(results_buf, 6587 results_offset), 6588 "0x%x", *dump_buf); 6589 if (j < reg_hdr->size - 1) 6590 results_offset += 6591 sprintf(qed_get_buf_ptr 6592 (results_buf, 6593 results_offset), ","); 6594 } 6595 } 6596 6597 results_offset += 6598 sprintf(qed_get_buf_ptr(results_buf, results_offset), "\n"); 6599 } 6600 6601 /* Check if end of dump buffer was exceeded */ 6602 if (dump_buf > dump_buf_end) 6603 return 0; 6604 6605 return results_offset; 6606 } 6607 6608 /* Parses an idle check dump buffer. 6609 * If result_buf is not NULL, the idle check results are printed to it. 6610 * In any case, the required results buffer size is assigned to 6611 * parsed_results_bytes. 6612 * The parsing status is returned. 6613 */ 6614 static enum dbg_status qed_parse_idle_chk_dump(struct qed_hwfn *p_hwfn, 6615 u32 *dump_buf, 6616 u32 num_dumped_dwords, 6617 char *results_buf, 6618 u32 *parsed_results_bytes, 6619 u32 *num_errors, 6620 u32 *num_warnings) 6621 { 6622 u32 num_section_params = 0, num_rules, num_rules_not_dumped; 6623 const char *section_name, *param_name, *param_str_val; 6624 u32 *dump_buf_end = dump_buf + num_dumped_dwords; 6625 6626 /* Offset in results_buf in bytes */ 6627 u32 results_offset = 0; 6628 6629 *parsed_results_bytes = 0; 6630 *num_errors = 0; 6631 *num_warnings = 0; 6632 6633 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr || 6634 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr) 6635 return DBG_STATUS_DBG_ARRAY_NOT_SET; 6636 6637 /* Read global_params section */ 6638 dump_buf += qed_read_section_hdr(dump_buf, 6639 §ion_name, &num_section_params); 6640 if (strcmp(section_name, "global_params")) 6641 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6642 6643 /* Print global params */ 6644 dump_buf += qed_print_section_params(dump_buf, 6645 num_section_params, 6646 results_buf, &results_offset); 6647 6648 /* Read idle_chk section 6649 * There may be 1 or 2 idle_chk section parameters: 6650 * - 1st is "num_rules" 6651 * - 2nd is "num_rules_not_dumped" (optional) 6652 */ 6653 6654 dump_buf += qed_read_section_hdr(dump_buf, 6655 §ion_name, &num_section_params); 6656 if (strcmp(section_name, "idle_chk") || 6657 (num_section_params != 2 && num_section_params != 1)) 6658 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6659 dump_buf += qed_read_param(dump_buf, 6660 ¶m_name, ¶m_str_val, &num_rules); 6661 if (strcmp(param_name, "num_rules")) 6662 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6663 if (num_section_params > 1) { 6664 dump_buf += qed_read_param(dump_buf, 6665 ¶m_name, 6666 ¶m_str_val, 6667 &num_rules_not_dumped); 6668 if (strcmp(param_name, "num_rules_not_dumped")) 6669 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6670 } else { 6671 num_rules_not_dumped = 0; 6672 } 6673 6674 if (num_rules) { 6675 u32 rules_print_size; 6676 6677 /* Print FW output */ 6678 results_offset += 6679 sprintf(qed_get_buf_ptr(results_buf, 6680 results_offset), 6681 "FW_IDLE_CHECK:\n"); 6682 rules_print_size = 6683 qed_parse_idle_chk_dump_rules(p_hwfn, 6684 dump_buf, 6685 dump_buf_end, 6686 num_rules, 6687 true, 6688 results_buf ? 6689 results_buf + 6690 results_offset : 6691 NULL, 6692 num_errors, 6693 num_warnings); 6694 results_offset += rules_print_size; 6695 if (!rules_print_size) 6696 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6697 6698 /* Print LSI output */ 6699 results_offset += 6700 sprintf(qed_get_buf_ptr(results_buf, 6701 results_offset), 6702 "\nLSI_IDLE_CHECK:\n"); 6703 rules_print_size = 6704 qed_parse_idle_chk_dump_rules(p_hwfn, 6705 dump_buf, 6706 dump_buf_end, 6707 num_rules, 6708 false, 6709 results_buf ? 6710 results_buf + 6711 results_offset : 6712 NULL, 6713 num_errors, 6714 num_warnings); 6715 results_offset += rules_print_size; 6716 if (!rules_print_size) 6717 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6718 } 6719 6720 /* Print errors/warnings count */ 6721 if (*num_errors) 6722 results_offset += 6723 sprintf(qed_get_buf_ptr(results_buf, 6724 results_offset), 6725 "\nIdle Check failed!!! (with %d errors and %d warnings)\n", 6726 *num_errors, *num_warnings); 6727 else if (*num_warnings) 6728 results_offset += 6729 sprintf(qed_get_buf_ptr(results_buf, 6730 results_offset), 6731 "\nIdle Check completed successfully (with %d warnings)\n", 6732 *num_warnings); 6733 else 6734 results_offset += 6735 sprintf(qed_get_buf_ptr(results_buf, 6736 results_offset), 6737 "\nIdle Check completed successfully\n"); 6738 6739 if (num_rules_not_dumped) 6740 results_offset += 6741 sprintf(qed_get_buf_ptr(results_buf, 6742 results_offset), 6743 "\nIdle Check Partially dumped : num_rules_not_dumped = %d\n", 6744 num_rules_not_dumped); 6745 6746 /* Add 1 for string NULL termination */ 6747 *parsed_results_bytes = results_offset + 1; 6748 6749 return DBG_STATUS_OK; 6750 } 6751 6752 /* Allocates and fills MCP Trace meta data based on the specified meta data 6753 * dump buffer. 6754 * Returns debug status code. 6755 */ 6756 static enum dbg_status 6757 qed_mcp_trace_alloc_meta_data(struct qed_hwfn *p_hwfn, 6758 const u32 *meta_buf) 6759 { 6760 struct dbg_tools_user_data *dev_user_data; 6761 u32 offset = 0, signature, i; 6762 struct mcp_trace_meta *meta; 6763 u8 *meta_buf_bytes; 6764 6765 dev_user_data = qed_dbg_get_user_data(p_hwfn); 6766 meta = &dev_user_data->mcp_trace_meta; 6767 meta_buf_bytes = (u8 *)meta_buf; 6768 6769 /* Free the previous meta before loading a new one. */ 6770 if (meta->is_allocated) 6771 qed_mcp_trace_free_meta_data(p_hwfn); 6772 6773 memset(meta, 0, sizeof(*meta)); 6774 6775 /* Read first signature */ 6776 signature = qed_read_dword_from_buf(meta_buf_bytes, &offset); 6777 if (signature != NVM_MAGIC_VALUE) 6778 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 6779 6780 /* Read no. of modules and allocate memory for their pointers */ 6781 meta->modules_num = qed_read_byte_from_buf(meta_buf_bytes, &offset); 6782 meta->modules = kcalloc(meta->modules_num, sizeof(char *), 6783 GFP_KERNEL); 6784 if (!meta->modules) 6785 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6786 6787 /* Allocate and read all module strings */ 6788 for (i = 0; i < meta->modules_num; i++) { 6789 u8 module_len = qed_read_byte_from_buf(meta_buf_bytes, &offset); 6790 6791 *(meta->modules + i) = kzalloc(module_len, GFP_KERNEL); 6792 if (!(*(meta->modules + i))) { 6793 /* Update number of modules to be released */ 6794 meta->modules_num = i ? i - 1 : 0; 6795 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6796 } 6797 6798 qed_read_str_from_buf(meta_buf_bytes, &offset, module_len, 6799 *(meta->modules + i)); 6800 if (module_len > MCP_TRACE_MAX_MODULE_LEN) 6801 (*(meta->modules + i))[MCP_TRACE_MAX_MODULE_LEN] = '\0'; 6802 } 6803 6804 /* Read second signature */ 6805 signature = qed_read_dword_from_buf(meta_buf_bytes, &offset); 6806 if (signature != NVM_MAGIC_VALUE) 6807 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 6808 6809 /* Read number of formats and allocate memory for all formats */ 6810 meta->formats_num = qed_read_dword_from_buf(meta_buf_bytes, &offset); 6811 meta->formats = kcalloc(meta->formats_num, 6812 sizeof(struct mcp_trace_format), 6813 GFP_KERNEL); 6814 if (!meta->formats) 6815 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6816 6817 /* Allocate and read all strings */ 6818 for (i = 0; i < meta->formats_num; i++) { 6819 struct mcp_trace_format *format_ptr = &meta->formats[i]; 6820 u8 format_len; 6821 6822 format_ptr->data = qed_read_dword_from_buf(meta_buf_bytes, 6823 &offset); 6824 format_len = GET_MFW_FIELD(format_ptr->data, 6825 MCP_TRACE_FORMAT_LEN); 6826 format_ptr->format_str = kzalloc(format_len, GFP_KERNEL); 6827 if (!format_ptr->format_str) { 6828 /* Update number of modules to be released */ 6829 meta->formats_num = i ? i - 1 : 0; 6830 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6831 } 6832 6833 qed_read_str_from_buf(meta_buf_bytes, 6834 &offset, 6835 format_len, format_ptr->format_str); 6836 } 6837 6838 meta->is_allocated = true; 6839 return DBG_STATUS_OK; 6840 } 6841 6842 /* Parses an MCP trace buffer. If result_buf is not NULL, the MCP Trace results 6843 * are printed to it. The parsing status is returned. 6844 * Arguments: 6845 * trace_buf - MCP trace cyclic buffer 6846 * trace_buf_size - MCP trace cyclic buffer size in bytes 6847 * data_offset - offset in bytes of the data to parse in the MCP trace cyclic 6848 * buffer. 6849 * data_size - size in bytes of data to parse. 6850 * parsed_buf - destination buffer for parsed data. 6851 * parsed_results_bytes - size of parsed data in bytes. 6852 */ 6853 static enum dbg_status qed_parse_mcp_trace_buf(struct qed_hwfn *p_hwfn, 6854 u8 *trace_buf, 6855 u32 trace_buf_size, 6856 u32 data_offset, 6857 u32 data_size, 6858 char *parsed_buf, 6859 u32 *parsed_results_bytes) 6860 { 6861 struct dbg_tools_user_data *dev_user_data; 6862 struct mcp_trace_meta *meta; 6863 u32 param_mask, param_shift; 6864 enum dbg_status status; 6865 6866 dev_user_data = qed_dbg_get_user_data(p_hwfn); 6867 meta = &dev_user_data->mcp_trace_meta; 6868 *parsed_results_bytes = 0; 6869 6870 if (!meta->is_allocated) 6871 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6872 6873 status = DBG_STATUS_OK; 6874 6875 while (data_size) { 6876 struct mcp_trace_format *format_ptr; 6877 u8 format_level, format_module; 6878 u32 params[3] = { 0, 0, 0 }; 6879 u32 header, format_idx, i; 6880 6881 if (data_size < MFW_TRACE_ENTRY_SIZE) 6882 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6883 6884 header = qed_read_from_cyclic_buf(trace_buf, 6885 &data_offset, 6886 trace_buf_size, 6887 MFW_TRACE_ENTRY_SIZE); 6888 data_size -= MFW_TRACE_ENTRY_SIZE; 6889 format_idx = header & MFW_TRACE_EVENTID_MASK; 6890 6891 /* Skip message if its index doesn't exist in the meta data */ 6892 if (format_idx >= meta->formats_num) { 6893 u8 format_size = (u8)GET_MFW_FIELD(header, 6894 MFW_TRACE_PRM_SIZE); 6895 6896 if (data_size < format_size) 6897 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6898 6899 data_offset = qed_cyclic_add(data_offset, 6900 format_size, 6901 trace_buf_size); 6902 data_size -= format_size; 6903 continue; 6904 } 6905 6906 format_ptr = &meta->formats[format_idx]; 6907 6908 for (i = 0, 6909 param_mask = MCP_TRACE_FORMAT_P1_SIZE_MASK, param_shift = 6910 MCP_TRACE_FORMAT_P1_SIZE_OFFSET; 6911 i < MCP_TRACE_FORMAT_MAX_PARAMS; 6912 i++, param_mask <<= MCP_TRACE_FORMAT_PARAM_WIDTH, 6913 param_shift += MCP_TRACE_FORMAT_PARAM_WIDTH) { 6914 /* Extract param size (0..3) */ 6915 u8 param_size = (u8)((format_ptr->data & param_mask) >> 6916 param_shift); 6917 6918 /* If the param size is zero, there are no other 6919 * parameters. 6920 */ 6921 if (!param_size) 6922 break; 6923 6924 /* Size is encoded using 2 bits, where 3 is used to 6925 * encode 4. 6926 */ 6927 if (param_size == 3) 6928 param_size = 4; 6929 6930 if (data_size < param_size) 6931 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6932 6933 params[i] = qed_read_from_cyclic_buf(trace_buf, 6934 &data_offset, 6935 trace_buf_size, 6936 param_size); 6937 data_size -= param_size; 6938 } 6939 6940 format_level = (u8)GET_MFW_FIELD(format_ptr->data, 6941 MCP_TRACE_FORMAT_LEVEL); 6942 format_module = (u8)GET_MFW_FIELD(format_ptr->data, 6943 MCP_TRACE_FORMAT_MODULE); 6944 if (format_level >= ARRAY_SIZE(s_mcp_trace_level_str)) 6945 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6946 6947 /* Print current message to results buffer */ 6948 *parsed_results_bytes += 6949 sprintf(qed_get_buf_ptr(parsed_buf, 6950 *parsed_results_bytes), 6951 "%s %-8s: ", 6952 s_mcp_trace_level_str[format_level], 6953 meta->modules[format_module]); 6954 *parsed_results_bytes += 6955 sprintf(qed_get_buf_ptr(parsed_buf, *parsed_results_bytes), 6956 format_ptr->format_str, 6957 params[0], params[1], params[2]); 6958 } 6959 6960 /* Add string NULL terminator */ 6961 (*parsed_results_bytes)++; 6962 6963 return status; 6964 } 6965 6966 /* Parses an MCP Trace dump buffer. 6967 * If result_buf is not NULL, the MCP Trace results are printed to it. 6968 * In any case, the required results buffer size is assigned to 6969 * parsed_results_bytes. 6970 * The parsing status is returned. 6971 */ 6972 static enum dbg_status qed_parse_mcp_trace_dump(struct qed_hwfn *p_hwfn, 6973 u32 *dump_buf, 6974 char *results_buf, 6975 u32 *parsed_results_bytes, 6976 bool free_meta_data) 6977 { 6978 const char *section_name, *param_name, *param_str_val; 6979 u32 data_size, trace_data_dwords, trace_meta_dwords; 6980 u32 offset, results_offset, results_buf_bytes; 6981 u32 param_num_val, num_section_params; 6982 struct mcp_trace *trace; 6983 enum dbg_status status; 6984 const u32 *meta_buf; 6985 u8 *trace_buf; 6986 6987 *parsed_results_bytes = 0; 6988 6989 /* Read global_params section */ 6990 dump_buf += qed_read_section_hdr(dump_buf, 6991 §ion_name, &num_section_params); 6992 if (strcmp(section_name, "global_params")) 6993 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6994 6995 /* Print global params */ 6996 dump_buf += qed_print_section_params(dump_buf, 6997 num_section_params, 6998 results_buf, &results_offset); 6999 7000 /* Read trace_data section */ 7001 dump_buf += qed_read_section_hdr(dump_buf, 7002 §ion_name, &num_section_params); 7003 if (strcmp(section_name, "mcp_trace_data") || num_section_params != 1) 7004 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7005 dump_buf += qed_read_param(dump_buf, 7006 ¶m_name, ¶m_str_val, ¶m_num_val); 7007 if (strcmp(param_name, "size")) 7008 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7009 trace_data_dwords = param_num_val; 7010 7011 /* Prepare trace info */ 7012 trace = (struct mcp_trace *)dump_buf; 7013 if (trace->signature != MFW_TRACE_SIGNATURE || !trace->size) 7014 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7015 7016 trace_buf = (u8 *)dump_buf + sizeof(*trace); 7017 offset = trace->trace_oldest; 7018 data_size = qed_cyclic_sub(trace->trace_prod, offset, trace->size); 7019 dump_buf += trace_data_dwords; 7020 7021 /* Read meta_data section */ 7022 dump_buf += qed_read_section_hdr(dump_buf, 7023 §ion_name, &num_section_params); 7024 if (strcmp(section_name, "mcp_trace_meta")) 7025 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7026 dump_buf += qed_read_param(dump_buf, 7027 ¶m_name, ¶m_str_val, ¶m_num_val); 7028 if (strcmp(param_name, "size")) 7029 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7030 trace_meta_dwords = param_num_val; 7031 7032 /* Choose meta data buffer */ 7033 if (!trace_meta_dwords) { 7034 /* Dump doesn't include meta data */ 7035 struct dbg_tools_user_data *dev_user_data = 7036 qed_dbg_get_user_data(p_hwfn); 7037 7038 if (!dev_user_data->mcp_trace_user_meta_buf) 7039 return DBG_STATUS_MCP_TRACE_NO_META; 7040 7041 meta_buf = dev_user_data->mcp_trace_user_meta_buf; 7042 } else { 7043 /* Dump includes meta data */ 7044 meta_buf = dump_buf; 7045 } 7046 7047 /* Allocate meta data memory */ 7048 status = qed_mcp_trace_alloc_meta_data(p_hwfn, meta_buf); 7049 if (status != DBG_STATUS_OK) 7050 return status; 7051 7052 status = qed_parse_mcp_trace_buf(p_hwfn, 7053 trace_buf, 7054 trace->size, 7055 offset, 7056 data_size, 7057 results_buf ? 7058 results_buf + results_offset : 7059 NULL, 7060 &results_buf_bytes); 7061 if (status != DBG_STATUS_OK) 7062 return status; 7063 7064 if (free_meta_data) 7065 qed_mcp_trace_free_meta_data(p_hwfn); 7066 7067 *parsed_results_bytes = results_offset + results_buf_bytes; 7068 7069 return DBG_STATUS_OK; 7070 } 7071 7072 /* Parses a Reg FIFO dump buffer. 7073 * If result_buf is not NULL, the Reg FIFO results are printed to it. 7074 * In any case, the required results buffer size is assigned to 7075 * parsed_results_bytes. 7076 * The parsing status is returned. 7077 */ 7078 static enum dbg_status qed_parse_reg_fifo_dump(u32 *dump_buf, 7079 char *results_buf, 7080 u32 *parsed_results_bytes) 7081 { 7082 const char *section_name, *param_name, *param_str_val; 7083 u32 param_num_val, num_section_params, num_elements; 7084 struct reg_fifo_element *elements; 7085 u8 i, j, err_code, vf_val; 7086 u32 results_offset = 0; 7087 char vf_str[4]; 7088 7089 /* Read global_params section */ 7090 dump_buf += qed_read_section_hdr(dump_buf, 7091 §ion_name, &num_section_params); 7092 if (strcmp(section_name, "global_params")) 7093 return DBG_STATUS_REG_FIFO_BAD_DATA; 7094 7095 /* Print global params */ 7096 dump_buf += qed_print_section_params(dump_buf, 7097 num_section_params, 7098 results_buf, &results_offset); 7099 7100 /* Read reg_fifo_data section */ 7101 dump_buf += qed_read_section_hdr(dump_buf, 7102 §ion_name, &num_section_params); 7103 if (strcmp(section_name, "reg_fifo_data")) 7104 return DBG_STATUS_REG_FIFO_BAD_DATA; 7105 dump_buf += qed_read_param(dump_buf, 7106 ¶m_name, ¶m_str_val, ¶m_num_val); 7107 if (strcmp(param_name, "size")) 7108 return DBG_STATUS_REG_FIFO_BAD_DATA; 7109 if (param_num_val % REG_FIFO_ELEMENT_DWORDS) 7110 return DBG_STATUS_REG_FIFO_BAD_DATA; 7111 num_elements = param_num_val / REG_FIFO_ELEMENT_DWORDS; 7112 elements = (struct reg_fifo_element *)dump_buf; 7113 7114 /* Decode elements */ 7115 for (i = 0; i < num_elements; i++) { 7116 const char *err_msg = NULL; 7117 7118 /* Discover if element belongs to a VF or a PF */ 7119 vf_val = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_VF); 7120 if (vf_val == REG_FIFO_ELEMENT_IS_PF_VF_VAL) 7121 sprintf(vf_str, "%s", "N/A"); 7122 else 7123 sprintf(vf_str, "%d", vf_val); 7124 7125 /* Find error message */ 7126 err_code = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_ERROR); 7127 for (j = 0; j < ARRAY_SIZE(s_reg_fifo_errors) && !err_msg; j++) 7128 if (err_code == s_reg_fifo_errors[j].err_code) 7129 err_msg = s_reg_fifo_errors[j].err_msg; 7130 7131 /* Add parsed element to parsed buffer */ 7132 results_offset += 7133 sprintf(qed_get_buf_ptr(results_buf, 7134 results_offset), 7135 "raw: 0x%016llx, address: 0x%07x, access: %-5s, pf: %2d, vf: %s, port: %d, privilege: %-3s, protection: %-12s, master: %-4s, error: %s\n", 7136 elements[i].data, 7137 (u32)GET_FIELD(elements[i].data, 7138 REG_FIFO_ELEMENT_ADDRESS) * 7139 REG_FIFO_ELEMENT_ADDR_FACTOR, 7140 s_access_strs[GET_FIELD(elements[i].data, 7141 REG_FIFO_ELEMENT_ACCESS)], 7142 (u32)GET_FIELD(elements[i].data, 7143 REG_FIFO_ELEMENT_PF), 7144 vf_str, 7145 (u32)GET_FIELD(elements[i].data, 7146 REG_FIFO_ELEMENT_PORT), 7147 s_privilege_strs[GET_FIELD(elements[i].data, 7148 REG_FIFO_ELEMENT_PRIVILEGE)], 7149 s_protection_strs[GET_FIELD(elements[i].data, 7150 REG_FIFO_ELEMENT_PROTECTION)], 7151 s_master_strs[GET_FIELD(elements[i].data, 7152 REG_FIFO_ELEMENT_MASTER)], 7153 err_msg ? err_msg : "unknown error code"); 7154 } 7155 7156 results_offset += sprintf(qed_get_buf_ptr(results_buf, 7157 results_offset), 7158 "fifo contained %d elements", num_elements); 7159 7160 /* Add 1 for string NULL termination */ 7161 *parsed_results_bytes = results_offset + 1; 7162 7163 return DBG_STATUS_OK; 7164 } 7165 7166 static enum dbg_status qed_parse_igu_fifo_element(struct igu_fifo_element 7167 *element, char 7168 *results_buf, 7169 u32 *results_offset) 7170 { 7171 const struct igu_fifo_addr_data *found_addr = NULL; 7172 u8 source, err_type, i, is_cleanup; 7173 char parsed_addr_data[32]; 7174 char parsed_wr_data[256]; 7175 u32 wr_data, prod_cons; 7176 bool is_wr_cmd, is_pf; 7177 u16 cmd_addr; 7178 u64 dword12; 7179 7180 /* Dword12 (dword index 1 and 2) contains bits 32..95 of the 7181 * FIFO element. 7182 */ 7183 dword12 = ((u64)element->dword2 << 32) | element->dword1; 7184 is_wr_cmd = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD); 7185 is_pf = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_IS_PF); 7186 cmd_addr = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR); 7187 source = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_SOURCE); 7188 err_type = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE); 7189 7190 if (source >= ARRAY_SIZE(s_igu_fifo_source_strs)) 7191 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7192 if (err_type >= ARRAY_SIZE(s_igu_fifo_error_strs)) 7193 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7194 7195 /* Find address data */ 7196 for (i = 0; i < ARRAY_SIZE(s_igu_fifo_addr_data) && !found_addr; i++) { 7197 const struct igu_fifo_addr_data *curr_addr = 7198 &s_igu_fifo_addr_data[i]; 7199 7200 if (cmd_addr >= curr_addr->start_addr && cmd_addr <= 7201 curr_addr->end_addr) 7202 found_addr = curr_addr; 7203 } 7204 7205 if (!found_addr) 7206 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7207 7208 /* Prepare parsed address data */ 7209 switch (found_addr->type) { 7210 case IGU_ADDR_TYPE_MSIX_MEM: 7211 sprintf(parsed_addr_data, " vector_num = 0x%x", cmd_addr / 2); 7212 break; 7213 case IGU_ADDR_TYPE_WRITE_INT_ACK: 7214 case IGU_ADDR_TYPE_WRITE_PROD_UPDATE: 7215 sprintf(parsed_addr_data, 7216 " SB = 0x%x", cmd_addr - found_addr->start_addr); 7217 break; 7218 default: 7219 parsed_addr_data[0] = '\0'; 7220 } 7221 7222 if (!is_wr_cmd) { 7223 parsed_wr_data[0] = '\0'; 7224 goto out; 7225 } 7226 7227 /* Prepare parsed write data */ 7228 wr_data = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_WR_DATA); 7229 prod_cons = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_PROD_CONS); 7230 is_cleanup = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_CMD_TYPE); 7231 7232 if (source == IGU_SRC_ATTN) { 7233 sprintf(parsed_wr_data, "prod: 0x%x, ", prod_cons); 7234 } else { 7235 if (is_cleanup) { 7236 u8 cleanup_val, cleanup_type; 7237 7238 cleanup_val = 7239 GET_FIELD(wr_data, 7240 IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL); 7241 cleanup_type = 7242 GET_FIELD(wr_data, 7243 IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE); 7244 7245 sprintf(parsed_wr_data, 7246 "cmd_type: cleanup, cleanup_val: %s, cleanup_type : %d, ", 7247 cleanup_val ? "set" : "clear", 7248 cleanup_type); 7249 } else { 7250 u8 update_flag, en_dis_int_for_sb, segment; 7251 u8 timer_mask; 7252 7253 update_flag = GET_FIELD(wr_data, 7254 IGU_FIFO_WR_DATA_UPDATE_FLAG); 7255 en_dis_int_for_sb = 7256 GET_FIELD(wr_data, 7257 IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB); 7258 segment = GET_FIELD(wr_data, 7259 IGU_FIFO_WR_DATA_SEGMENT); 7260 timer_mask = GET_FIELD(wr_data, 7261 IGU_FIFO_WR_DATA_TIMER_MASK); 7262 7263 sprintf(parsed_wr_data, 7264 "cmd_type: prod/cons update, prod/cons: 0x%x, update_flag: %s, en_dis_int_for_sb : %s, segment : %s, timer_mask = %d, ", 7265 prod_cons, 7266 update_flag ? "update" : "nop", 7267 en_dis_int_for_sb ? 7268 (en_dis_int_for_sb == 1 ? "disable" : "nop") : 7269 "enable", 7270 segment ? "attn" : "regular", 7271 timer_mask); 7272 } 7273 } 7274 out: 7275 /* Add parsed element to parsed buffer */ 7276 *results_offset += sprintf(qed_get_buf_ptr(results_buf, 7277 *results_offset), 7278 "raw: 0x%01x%08x%08x, %s: %d, source : %s, type : %s, cmd_addr : 0x%x(%s%s), %serror: %s\n", 7279 element->dword2, element->dword1, 7280 element->dword0, 7281 is_pf ? "pf" : "vf", 7282 GET_FIELD(element->dword0, 7283 IGU_FIFO_ELEMENT_DWORD0_FID), 7284 s_igu_fifo_source_strs[source], 7285 is_wr_cmd ? "wr" : "rd", 7286 cmd_addr, 7287 (!is_pf && found_addr->vf_desc) 7288 ? found_addr->vf_desc 7289 : found_addr->desc, 7290 parsed_addr_data, 7291 parsed_wr_data, 7292 s_igu_fifo_error_strs[err_type]); 7293 7294 return DBG_STATUS_OK; 7295 } 7296 7297 /* Parses an IGU FIFO dump buffer. 7298 * If result_buf is not NULL, the IGU FIFO results are printed to it. 7299 * In any case, the required results buffer size is assigned to 7300 * parsed_results_bytes. 7301 * The parsing status is returned. 7302 */ 7303 static enum dbg_status qed_parse_igu_fifo_dump(u32 *dump_buf, 7304 char *results_buf, 7305 u32 *parsed_results_bytes) 7306 { 7307 const char *section_name, *param_name, *param_str_val; 7308 u32 param_num_val, num_section_params, num_elements; 7309 struct igu_fifo_element *elements; 7310 enum dbg_status status; 7311 u32 results_offset = 0; 7312 u8 i; 7313 7314 /* Read global_params section */ 7315 dump_buf += qed_read_section_hdr(dump_buf, 7316 §ion_name, &num_section_params); 7317 if (strcmp(section_name, "global_params")) 7318 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7319 7320 /* Print global params */ 7321 dump_buf += qed_print_section_params(dump_buf, 7322 num_section_params, 7323 results_buf, &results_offset); 7324 7325 /* Read igu_fifo_data section */ 7326 dump_buf += qed_read_section_hdr(dump_buf, 7327 §ion_name, &num_section_params); 7328 if (strcmp(section_name, "igu_fifo_data")) 7329 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7330 dump_buf += qed_read_param(dump_buf, 7331 ¶m_name, ¶m_str_val, ¶m_num_val); 7332 if (strcmp(param_name, "size")) 7333 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7334 if (param_num_val % IGU_FIFO_ELEMENT_DWORDS) 7335 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7336 num_elements = param_num_val / IGU_FIFO_ELEMENT_DWORDS; 7337 elements = (struct igu_fifo_element *)dump_buf; 7338 7339 /* Decode elements */ 7340 for (i = 0; i < num_elements; i++) { 7341 status = qed_parse_igu_fifo_element(&elements[i], 7342 results_buf, 7343 &results_offset); 7344 if (status != DBG_STATUS_OK) 7345 return status; 7346 } 7347 7348 results_offset += sprintf(qed_get_buf_ptr(results_buf, 7349 results_offset), 7350 "fifo contained %d elements", num_elements); 7351 7352 /* Add 1 for string NULL termination */ 7353 *parsed_results_bytes = results_offset + 1; 7354 7355 return DBG_STATUS_OK; 7356 } 7357 7358 static enum dbg_status 7359 qed_parse_protection_override_dump(u32 *dump_buf, 7360 char *results_buf, 7361 u32 *parsed_results_bytes) 7362 { 7363 const char *section_name, *param_name, *param_str_val; 7364 u32 param_num_val, num_section_params, num_elements; 7365 struct protection_override_element *elements; 7366 u32 results_offset = 0; 7367 u8 i; 7368 7369 /* Read global_params section */ 7370 dump_buf += qed_read_section_hdr(dump_buf, 7371 §ion_name, &num_section_params); 7372 if (strcmp(section_name, "global_params")) 7373 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7374 7375 /* Print global params */ 7376 dump_buf += qed_print_section_params(dump_buf, 7377 num_section_params, 7378 results_buf, &results_offset); 7379 7380 /* Read protection_override_data section */ 7381 dump_buf += qed_read_section_hdr(dump_buf, 7382 §ion_name, &num_section_params); 7383 if (strcmp(section_name, "protection_override_data")) 7384 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7385 dump_buf += qed_read_param(dump_buf, 7386 ¶m_name, ¶m_str_val, ¶m_num_val); 7387 if (strcmp(param_name, "size")) 7388 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7389 if (param_num_val % PROTECTION_OVERRIDE_ELEMENT_DWORDS) 7390 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7391 num_elements = param_num_val / PROTECTION_OVERRIDE_ELEMENT_DWORDS; 7392 elements = (struct protection_override_element *)dump_buf; 7393 7394 /* Decode elements */ 7395 for (i = 0; i < num_elements; i++) { 7396 u32 address = GET_FIELD(elements[i].data, 7397 PROTECTION_OVERRIDE_ELEMENT_ADDRESS) * 7398 PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR; 7399 7400 results_offset += 7401 sprintf(qed_get_buf_ptr(results_buf, 7402 results_offset), 7403 "window %2d, address: 0x%07x, size: %7d regs, read: %d, write: %d, read protection: %-12s, write protection: %-12s\n", 7404 i, address, 7405 (u32)GET_FIELD(elements[i].data, 7406 PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE), 7407 (u32)GET_FIELD(elements[i].data, 7408 PROTECTION_OVERRIDE_ELEMENT_READ), 7409 (u32)GET_FIELD(elements[i].data, 7410 PROTECTION_OVERRIDE_ELEMENT_WRITE), 7411 s_protection_strs[GET_FIELD(elements[i].data, 7412 PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION)], 7413 s_protection_strs[GET_FIELD(elements[i].data, 7414 PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION)]); 7415 } 7416 7417 results_offset += sprintf(qed_get_buf_ptr(results_buf, 7418 results_offset), 7419 "protection override contained %d elements", 7420 num_elements); 7421 7422 /* Add 1 for string NULL termination */ 7423 *parsed_results_bytes = results_offset + 1; 7424 7425 return DBG_STATUS_OK; 7426 } 7427 7428 /* Parses a FW Asserts dump buffer. 7429 * If result_buf is not NULL, the FW Asserts results are printed to it. 7430 * In any case, the required results buffer size is assigned to 7431 * parsed_results_bytes. 7432 * The parsing status is returned. 7433 */ 7434 static enum dbg_status qed_parse_fw_asserts_dump(u32 *dump_buf, 7435 char *results_buf, 7436 u32 *parsed_results_bytes) 7437 { 7438 u32 num_section_params, param_num_val, i, results_offset = 0; 7439 const char *param_name, *param_str_val, *section_name; 7440 bool last_section_found = false; 7441 7442 *parsed_results_bytes = 0; 7443 7444 /* Read global_params section */ 7445 dump_buf += qed_read_section_hdr(dump_buf, 7446 §ion_name, &num_section_params); 7447 if (strcmp(section_name, "global_params")) 7448 return DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7449 7450 /* Print global params */ 7451 dump_buf += qed_print_section_params(dump_buf, 7452 num_section_params, 7453 results_buf, &results_offset); 7454 7455 while (!last_section_found) { 7456 dump_buf += qed_read_section_hdr(dump_buf, 7457 §ion_name, 7458 &num_section_params); 7459 if (!strcmp(section_name, "fw_asserts")) { 7460 /* Extract params */ 7461 const char *storm_letter = NULL; 7462 u32 storm_dump_size = 0; 7463 7464 for (i = 0; i < num_section_params; i++) { 7465 dump_buf += qed_read_param(dump_buf, 7466 ¶m_name, 7467 ¶m_str_val, 7468 ¶m_num_val); 7469 if (!strcmp(param_name, "storm")) 7470 storm_letter = param_str_val; 7471 else if (!strcmp(param_name, "size")) 7472 storm_dump_size = param_num_val; 7473 else 7474 return 7475 DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7476 } 7477 7478 if (!storm_letter || !storm_dump_size) 7479 return DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7480 7481 /* Print data */ 7482 results_offset += 7483 sprintf(qed_get_buf_ptr(results_buf, 7484 results_offset), 7485 "\n%sSTORM_ASSERT: size=%d\n", 7486 storm_letter, storm_dump_size); 7487 for (i = 0; i < storm_dump_size; i++, dump_buf++) 7488 results_offset += 7489 sprintf(qed_get_buf_ptr(results_buf, 7490 results_offset), 7491 "%08x\n", *dump_buf); 7492 } else if (!strcmp(section_name, "last")) { 7493 last_section_found = true; 7494 } else { 7495 return DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7496 } 7497 } 7498 7499 /* Add 1 for string NULL termination */ 7500 *parsed_results_bytes = results_offset + 1; 7501 7502 return DBG_STATUS_OK; 7503 } 7504 7505 /***************************** Public Functions *******************************/ 7506 7507 enum dbg_status qed_dbg_user_set_bin_ptr(struct qed_hwfn *p_hwfn, 7508 const u8 * const bin_ptr) 7509 { 7510 struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr; 7511 u8 buf_id; 7512 7513 /* Convert binary data to debug arrays */ 7514 for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++) 7515 qed_set_dbg_bin_buf(p_hwfn, 7516 (enum bin_dbg_buffer_type)buf_id, 7517 (u32 *)(bin_ptr + buf_hdrs[buf_id].offset), 7518 buf_hdrs[buf_id].length); 7519 7520 return DBG_STATUS_OK; 7521 } 7522 7523 enum dbg_status qed_dbg_alloc_user_data(struct qed_hwfn *p_hwfn, 7524 void **user_data_ptr) 7525 { 7526 *user_data_ptr = kzalloc(sizeof(struct dbg_tools_user_data), 7527 GFP_KERNEL); 7528 if (!(*user_data_ptr)) 7529 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 7530 7531 return DBG_STATUS_OK; 7532 } 7533 7534 const char *qed_dbg_get_status_str(enum dbg_status status) 7535 { 7536 return (status < 7537 MAX_DBG_STATUS) ? s_status_str[status] : "Invalid debug status"; 7538 } 7539 7540 enum dbg_status qed_get_idle_chk_results_buf_size(struct qed_hwfn *p_hwfn, 7541 u32 *dump_buf, 7542 u32 num_dumped_dwords, 7543 u32 *results_buf_size) 7544 { 7545 u32 num_errors, num_warnings; 7546 7547 return qed_parse_idle_chk_dump(p_hwfn, 7548 dump_buf, 7549 num_dumped_dwords, 7550 NULL, 7551 results_buf_size, 7552 &num_errors, &num_warnings); 7553 } 7554 7555 enum dbg_status qed_print_idle_chk_results(struct qed_hwfn *p_hwfn, 7556 u32 *dump_buf, 7557 u32 num_dumped_dwords, 7558 char *results_buf, 7559 u32 *num_errors, 7560 u32 *num_warnings) 7561 { 7562 u32 parsed_buf_size; 7563 7564 return qed_parse_idle_chk_dump(p_hwfn, 7565 dump_buf, 7566 num_dumped_dwords, 7567 results_buf, 7568 &parsed_buf_size, 7569 num_errors, num_warnings); 7570 } 7571 7572 void qed_dbg_mcp_trace_set_meta_data(struct qed_hwfn *p_hwfn, 7573 const u32 *meta_buf) 7574 { 7575 struct dbg_tools_user_data *dev_user_data = 7576 qed_dbg_get_user_data(p_hwfn); 7577 7578 dev_user_data->mcp_trace_user_meta_buf = meta_buf; 7579 } 7580 7581 enum dbg_status qed_get_mcp_trace_results_buf_size(struct qed_hwfn *p_hwfn, 7582 u32 *dump_buf, 7583 u32 num_dumped_dwords, 7584 u32 *results_buf_size) 7585 { 7586 return qed_parse_mcp_trace_dump(p_hwfn, 7587 dump_buf, NULL, results_buf_size, true); 7588 } 7589 7590 enum dbg_status qed_print_mcp_trace_results(struct qed_hwfn *p_hwfn, 7591 u32 *dump_buf, 7592 u32 num_dumped_dwords, 7593 char *results_buf) 7594 { 7595 u32 parsed_buf_size; 7596 7597 /* Doesn't do anything, needed for compile time asserts */ 7598 qed_user_static_asserts(); 7599 7600 return qed_parse_mcp_trace_dump(p_hwfn, 7601 dump_buf, 7602 results_buf, &parsed_buf_size, true); 7603 } 7604 7605 enum dbg_status qed_print_mcp_trace_results_cont(struct qed_hwfn *p_hwfn, 7606 u32 *dump_buf, 7607 char *results_buf) 7608 { 7609 u32 parsed_buf_size; 7610 7611 return qed_parse_mcp_trace_dump(p_hwfn, dump_buf, results_buf, 7612 &parsed_buf_size, false); 7613 } 7614 7615 enum dbg_status qed_print_mcp_trace_line(struct qed_hwfn *p_hwfn, 7616 u8 *dump_buf, 7617 u32 num_dumped_bytes, 7618 char *results_buf) 7619 { 7620 u32 parsed_results_bytes; 7621 7622 return qed_parse_mcp_trace_buf(p_hwfn, 7623 dump_buf, 7624 num_dumped_bytes, 7625 0, 7626 num_dumped_bytes, 7627 results_buf, &parsed_results_bytes); 7628 } 7629 7630 /* Frees the specified MCP Trace meta data */ 7631 void qed_mcp_trace_free_meta_data(struct qed_hwfn *p_hwfn) 7632 { 7633 struct dbg_tools_user_data *dev_user_data; 7634 struct mcp_trace_meta *meta; 7635 u32 i; 7636 7637 dev_user_data = qed_dbg_get_user_data(p_hwfn); 7638 meta = &dev_user_data->mcp_trace_meta; 7639 if (!meta->is_allocated) 7640 return; 7641 7642 /* Release modules */ 7643 if (meta->modules) { 7644 for (i = 0; i < meta->modules_num; i++) 7645 kfree(meta->modules[i]); 7646 kfree(meta->modules); 7647 } 7648 7649 /* Release formats */ 7650 if (meta->formats) { 7651 for (i = 0; i < meta->formats_num; i++) 7652 kfree(meta->formats[i].format_str); 7653 kfree(meta->formats); 7654 } 7655 7656 meta->is_allocated = false; 7657 } 7658 7659 enum dbg_status qed_get_reg_fifo_results_buf_size(struct qed_hwfn *p_hwfn, 7660 u32 *dump_buf, 7661 u32 num_dumped_dwords, 7662 u32 *results_buf_size) 7663 { 7664 return qed_parse_reg_fifo_dump(dump_buf, NULL, results_buf_size); 7665 } 7666 7667 enum dbg_status qed_print_reg_fifo_results(struct qed_hwfn *p_hwfn, 7668 u32 *dump_buf, 7669 u32 num_dumped_dwords, 7670 char *results_buf) 7671 { 7672 u32 parsed_buf_size; 7673 7674 return qed_parse_reg_fifo_dump(dump_buf, results_buf, &parsed_buf_size); 7675 } 7676 7677 enum dbg_status qed_get_igu_fifo_results_buf_size(struct qed_hwfn *p_hwfn, 7678 u32 *dump_buf, 7679 u32 num_dumped_dwords, 7680 u32 *results_buf_size) 7681 { 7682 return qed_parse_igu_fifo_dump(dump_buf, NULL, results_buf_size); 7683 } 7684 7685 enum dbg_status qed_print_igu_fifo_results(struct qed_hwfn *p_hwfn, 7686 u32 *dump_buf, 7687 u32 num_dumped_dwords, 7688 char *results_buf) 7689 { 7690 u32 parsed_buf_size; 7691 7692 return qed_parse_igu_fifo_dump(dump_buf, results_buf, &parsed_buf_size); 7693 } 7694 7695 enum dbg_status 7696 qed_get_protection_override_results_buf_size(struct qed_hwfn *p_hwfn, 7697 u32 *dump_buf, 7698 u32 num_dumped_dwords, 7699 u32 *results_buf_size) 7700 { 7701 return qed_parse_protection_override_dump(dump_buf, 7702 NULL, results_buf_size); 7703 } 7704 7705 enum dbg_status qed_print_protection_override_results(struct qed_hwfn *p_hwfn, 7706 u32 *dump_buf, 7707 u32 num_dumped_dwords, 7708 char *results_buf) 7709 { 7710 u32 parsed_buf_size; 7711 7712 return qed_parse_protection_override_dump(dump_buf, 7713 results_buf, 7714 &parsed_buf_size); 7715 } 7716 7717 enum dbg_status qed_get_fw_asserts_results_buf_size(struct qed_hwfn *p_hwfn, 7718 u32 *dump_buf, 7719 u32 num_dumped_dwords, 7720 u32 *results_buf_size) 7721 { 7722 return qed_parse_fw_asserts_dump(dump_buf, NULL, results_buf_size); 7723 } 7724 7725 enum dbg_status qed_print_fw_asserts_results(struct qed_hwfn *p_hwfn, 7726 u32 *dump_buf, 7727 u32 num_dumped_dwords, 7728 char *results_buf) 7729 { 7730 u32 parsed_buf_size; 7731 7732 return qed_parse_fw_asserts_dump(dump_buf, 7733 results_buf, &parsed_buf_size); 7734 } 7735 7736 enum dbg_status qed_dbg_parse_attn(struct qed_hwfn *p_hwfn, 7737 struct dbg_attn_block_result *results) 7738 { 7739 const u32 *block_attn_name_offsets; 7740 const char *attn_name_base; 7741 const char *block_name; 7742 enum dbg_attn_type attn_type; 7743 u8 num_regs, i, j; 7744 7745 num_regs = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_NUM_REGS); 7746 attn_type = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE); 7747 block_name = qed_dbg_get_block_name(p_hwfn, results->block_id); 7748 if (!block_name) 7749 return DBG_STATUS_INVALID_ARGS; 7750 7751 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr || 7752 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr || 7753 !p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr) 7754 return DBG_STATUS_DBG_ARRAY_NOT_SET; 7755 7756 block_attn_name_offsets = 7757 (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr + 7758 results->names_offset; 7759 7760 attn_name_base = p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr; 7761 7762 /* Go over registers with a non-zero attention status */ 7763 for (i = 0; i < num_regs; i++) { 7764 struct dbg_attn_bit_mapping *bit_mapping; 7765 struct dbg_attn_reg_result *reg_result; 7766 u8 num_reg_attn, bit_idx = 0; 7767 7768 reg_result = &results->reg_results[i]; 7769 num_reg_attn = GET_FIELD(reg_result->data, 7770 DBG_ATTN_REG_RESULT_NUM_REG_ATTN); 7771 bit_mapping = (struct dbg_attn_bit_mapping *) 7772 p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr + 7773 reg_result->block_attn_offset; 7774 7775 /* Go over attention status bits */ 7776 for (j = 0; j < num_reg_attn; j++) { 7777 u16 attn_idx_val = GET_FIELD(bit_mapping[j].data, 7778 DBG_ATTN_BIT_MAPPING_VAL); 7779 const char *attn_name, *attn_type_str, *masked_str; 7780 u32 attn_name_offset; 7781 u32 sts_addr; 7782 7783 /* Check if bit mask should be advanced (due to unused 7784 * bits). 7785 */ 7786 if (GET_FIELD(bit_mapping[j].data, 7787 DBG_ATTN_BIT_MAPPING_IS_UNUSED_BIT_CNT)) { 7788 bit_idx += (u8)attn_idx_val; 7789 continue; 7790 } 7791 7792 /* Check current bit index */ 7793 if (reg_result->sts_val & BIT(bit_idx)) { 7794 /* An attention bit with value=1 was found 7795 * Find attention name 7796 */ 7797 attn_name_offset = 7798 block_attn_name_offsets[attn_idx_val]; 7799 attn_name = attn_name_base + attn_name_offset; 7800 attn_type_str = 7801 (attn_type == 7802 ATTN_TYPE_INTERRUPT ? "Interrupt" : 7803 "Parity"); 7804 masked_str = reg_result->mask_val & 7805 BIT(bit_idx) ? 7806 " [masked]" : ""; 7807 sts_addr = 7808 GET_FIELD(reg_result->data, 7809 DBG_ATTN_REG_RESULT_STS_ADDRESS); 7810 DP_NOTICE(p_hwfn, 7811 "%s (%s) : %s [address 0x%08x, bit %d]%s\n", 7812 block_name, attn_type_str, attn_name, 7813 sts_addr * 4, bit_idx, masked_str); 7814 } 7815 7816 bit_idx++; 7817 } 7818 } 7819 7820 return DBG_STATUS_OK; 7821 } 7822 7823 /* Wrapper for unifying the idle_chk and mcp_trace api */ 7824 static enum dbg_status 7825 qed_print_idle_chk_results_wrapper(struct qed_hwfn *p_hwfn, 7826 u32 *dump_buf, 7827 u32 num_dumped_dwords, 7828 char *results_buf) 7829 { 7830 u32 num_errors, num_warnnings; 7831 7832 return qed_print_idle_chk_results(p_hwfn, dump_buf, num_dumped_dwords, 7833 results_buf, &num_errors, 7834 &num_warnnings); 7835 } 7836 7837 static DEFINE_MUTEX(qed_dbg_lock); 7838 7839 #define MAX_PHY_RESULT_BUFFER 9000 7840 7841 /******************************** Feature Meta data section ******************/ 7842 7843 #define GRC_NUM_STR_FUNCS 2 7844 #define IDLE_CHK_NUM_STR_FUNCS 1 7845 #define MCP_TRACE_NUM_STR_FUNCS 1 7846 #define REG_FIFO_NUM_STR_FUNCS 1 7847 #define IGU_FIFO_NUM_STR_FUNCS 1 7848 #define PROTECTION_OVERRIDE_NUM_STR_FUNCS 1 7849 #define FW_ASSERTS_NUM_STR_FUNCS 1 7850 #define ILT_NUM_STR_FUNCS 1 7851 #define PHY_NUM_STR_FUNCS 20 7852 7853 /* Feature meta data lookup table */ 7854 static struct { 7855 char *name; 7856 u32 num_funcs; 7857 enum dbg_status (*get_size)(struct qed_hwfn *p_hwfn, 7858 struct qed_ptt *p_ptt, u32 *size); 7859 enum dbg_status (*perform_dump)(struct qed_hwfn *p_hwfn, 7860 struct qed_ptt *p_ptt, u32 *dump_buf, 7861 u32 buf_size, u32 *dumped_dwords); 7862 enum dbg_status (*print_results)(struct qed_hwfn *p_hwfn, 7863 u32 *dump_buf, u32 num_dumped_dwords, 7864 char *results_buf); 7865 enum dbg_status (*results_buf_size)(struct qed_hwfn *p_hwfn, 7866 u32 *dump_buf, 7867 u32 num_dumped_dwords, 7868 u32 *results_buf_size); 7869 const struct qed_func_lookup *hsi_func_lookup; 7870 } qed_features_lookup[] = { 7871 { 7872 "grc", GRC_NUM_STR_FUNCS, qed_dbg_grc_get_dump_buf_size, 7873 qed_dbg_grc_dump, NULL, NULL, NULL}, { 7874 "idle_chk", IDLE_CHK_NUM_STR_FUNCS, 7875 qed_dbg_idle_chk_get_dump_buf_size, 7876 qed_dbg_idle_chk_dump, 7877 qed_print_idle_chk_results_wrapper, 7878 qed_get_idle_chk_results_buf_size, 7879 NULL}, { 7880 "mcp_trace", MCP_TRACE_NUM_STR_FUNCS, 7881 qed_dbg_mcp_trace_get_dump_buf_size, 7882 qed_dbg_mcp_trace_dump, qed_print_mcp_trace_results, 7883 qed_get_mcp_trace_results_buf_size, 7884 NULL}, { 7885 "reg_fifo", REG_FIFO_NUM_STR_FUNCS, 7886 qed_dbg_reg_fifo_get_dump_buf_size, 7887 qed_dbg_reg_fifo_dump, qed_print_reg_fifo_results, 7888 qed_get_reg_fifo_results_buf_size, 7889 NULL}, { 7890 "igu_fifo", IGU_FIFO_NUM_STR_FUNCS, 7891 qed_dbg_igu_fifo_get_dump_buf_size, 7892 qed_dbg_igu_fifo_dump, qed_print_igu_fifo_results, 7893 qed_get_igu_fifo_results_buf_size, 7894 NULL}, { 7895 "protection_override", PROTECTION_OVERRIDE_NUM_STR_FUNCS, 7896 qed_dbg_protection_override_get_dump_buf_size, 7897 qed_dbg_protection_override_dump, 7898 qed_print_protection_override_results, 7899 qed_get_protection_override_results_buf_size, 7900 NULL}, { 7901 "fw_asserts", FW_ASSERTS_NUM_STR_FUNCS, 7902 qed_dbg_fw_asserts_get_dump_buf_size, 7903 qed_dbg_fw_asserts_dump, 7904 qed_print_fw_asserts_results, 7905 qed_get_fw_asserts_results_buf_size, 7906 NULL}, { 7907 "ilt", ILT_NUM_STR_FUNCS, qed_dbg_ilt_get_dump_buf_size, 7908 qed_dbg_ilt_dump, NULL, NULL, NULL},}; 7909 7910 static void qed_dbg_print_feature(u8 *p_text_buf, u32 text_size) 7911 { 7912 u32 i, precision = 80; 7913 7914 if (!p_text_buf) 7915 return; 7916 7917 pr_notice("\n%.*s", precision, p_text_buf); 7918 for (i = precision; i < text_size; i += precision) 7919 pr_cont("%.*s", precision, p_text_buf + i); 7920 pr_cont("\n"); 7921 } 7922 7923 #define QED_RESULTS_BUF_MIN_SIZE 16 7924 /* Generic function for decoding debug feature info */ 7925 static enum dbg_status format_feature(struct qed_hwfn *p_hwfn, 7926 enum qed_dbg_features feature_idx) 7927 { 7928 struct qed_dbg_feature *feature = 7929 &p_hwfn->cdev->dbg_features[feature_idx]; 7930 u32 txt_size_bytes, null_char_pos, i; 7931 u32 *dbuf, dwords; 7932 enum dbg_status rc; 7933 char *text_buf; 7934 7935 /* Check if feature supports formatting capability */ 7936 if (!qed_features_lookup[feature_idx].results_buf_size) 7937 return DBG_STATUS_OK; 7938 7939 dbuf = (u32 *)feature->dump_buf; 7940 dwords = feature->dumped_dwords; 7941 7942 /* Obtain size of formatted output */ 7943 rc = qed_features_lookup[feature_idx].results_buf_size(p_hwfn, 7944 dbuf, 7945 dwords, 7946 &txt_size_bytes); 7947 if (rc != DBG_STATUS_OK) 7948 return rc; 7949 7950 /* Make sure that the allocated size is a multiple of dword 7951 * (4 bytes). 7952 */ 7953 null_char_pos = txt_size_bytes - 1; 7954 txt_size_bytes = (txt_size_bytes + 3) & ~0x3; 7955 7956 if (txt_size_bytes < QED_RESULTS_BUF_MIN_SIZE) { 7957 DP_NOTICE(p_hwfn->cdev, 7958 "formatted size of feature was too small %d. Aborting\n", 7959 txt_size_bytes); 7960 return DBG_STATUS_INVALID_ARGS; 7961 } 7962 7963 /* allocate temp text buf */ 7964 text_buf = vzalloc(txt_size_bytes); 7965 if (!text_buf) { 7966 DP_NOTICE(p_hwfn->cdev, 7967 "failed to allocate text buffer. Aborting\n"); 7968 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 7969 } 7970 7971 /* Decode feature opcodes to string on temp buf */ 7972 rc = qed_features_lookup[feature_idx].print_results(p_hwfn, 7973 dbuf, 7974 dwords, 7975 text_buf); 7976 if (rc != DBG_STATUS_OK) { 7977 vfree(text_buf); 7978 return rc; 7979 } 7980 7981 /* Replace the original null character with a '\n' character. 7982 * The bytes that were added as a result of the dword alignment are also 7983 * padded with '\n' characters. 7984 */ 7985 for (i = null_char_pos; i < txt_size_bytes; i++) 7986 text_buf[i] = '\n'; 7987 7988 /* Dump printable feature to log */ 7989 if (p_hwfn->cdev->print_dbg_data) 7990 qed_dbg_print_feature(text_buf, txt_size_bytes); 7991 7992 /* Dump binary data as is to the output file */ 7993 if (p_hwfn->cdev->dbg_bin_dump) { 7994 vfree(text_buf); 7995 return rc; 7996 } 7997 7998 /* Free the old dump_buf and point the dump_buf to the newly allocated 7999 * and formatted text buffer. 8000 */ 8001 vfree(feature->dump_buf); 8002 feature->dump_buf = text_buf; 8003 feature->buf_size = txt_size_bytes; 8004 feature->dumped_dwords = txt_size_bytes / 4; 8005 8006 return rc; 8007 } 8008 8009 #define MAX_DBG_FEATURE_SIZE_DWORDS 0x3FFFFFFF 8010 8011 /* Generic function for performing the dump of a debug feature. */ 8012 static enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn, 8013 struct qed_ptt *p_ptt, 8014 enum qed_dbg_features feature_idx) 8015 { 8016 struct qed_dbg_feature *feature = 8017 &p_hwfn->cdev->dbg_features[feature_idx]; 8018 u32 buf_size_dwords, *dbuf, *dwords; 8019 enum dbg_status rc; 8020 8021 DP_NOTICE(p_hwfn->cdev, "Collecting a debug feature [\"%s\"]\n", 8022 qed_features_lookup[feature_idx].name); 8023 8024 /* Dump_buf was already allocated need to free (this can happen if dump 8025 * was called but file was never read). 8026 * We can't use the buffer as is since size may have changed. 8027 */ 8028 if (feature->dump_buf) { 8029 vfree(feature->dump_buf); 8030 feature->dump_buf = NULL; 8031 } 8032 8033 /* Get buffer size from hsi, allocate accordingly, and perform the 8034 * dump. 8035 */ 8036 rc = qed_features_lookup[feature_idx].get_size(p_hwfn, p_ptt, 8037 &buf_size_dwords); 8038 if (rc != DBG_STATUS_OK && rc != DBG_STATUS_NVRAM_GET_IMAGE_FAILED) 8039 return rc; 8040 8041 if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS) { 8042 feature->buf_size = 0; 8043 DP_NOTICE(p_hwfn->cdev, 8044 "Debug feature [\"%s\"] size (0x%x dwords) exceeds maximum size (0x%x dwords)\n", 8045 qed_features_lookup[feature_idx].name, 8046 buf_size_dwords, MAX_DBG_FEATURE_SIZE_DWORDS); 8047 8048 return DBG_STATUS_OK; 8049 } 8050 8051 feature->buf_size = buf_size_dwords * sizeof(u32); 8052 feature->dump_buf = vmalloc(feature->buf_size); 8053 if (!feature->dump_buf) 8054 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 8055 8056 dbuf = (u32 *)feature->dump_buf; 8057 dwords = &feature->dumped_dwords; 8058 rc = qed_features_lookup[feature_idx].perform_dump(p_hwfn, p_ptt, 8059 dbuf, 8060 feature->buf_size / 8061 sizeof(u32), 8062 dwords); 8063 8064 /* If mcp is stuck we get DBG_STATUS_NVRAM_GET_IMAGE_FAILED error. 8065 * In this case the buffer holds valid binary data, but we won't able 8066 * to parse it (since parsing relies on data in NVRAM which is only 8067 * accessible when MFW is responsive). skip the formatting but return 8068 * success so that binary data is provided. 8069 */ 8070 if (rc == DBG_STATUS_NVRAM_GET_IMAGE_FAILED) 8071 return DBG_STATUS_OK; 8072 8073 if (rc != DBG_STATUS_OK) 8074 return rc; 8075 8076 /* Format output */ 8077 rc = format_feature(p_hwfn, feature_idx); 8078 return rc; 8079 } 8080 8081 int qed_dbg_grc(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8082 { 8083 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_GRC, num_dumped_bytes); 8084 } 8085 8086 int qed_dbg_grc_size(struct qed_dev *cdev) 8087 { 8088 return qed_dbg_feature_size(cdev, DBG_FEATURE_GRC); 8089 } 8090 8091 int qed_dbg_idle_chk(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8092 { 8093 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IDLE_CHK, 8094 num_dumped_bytes); 8095 } 8096 8097 int qed_dbg_idle_chk_size(struct qed_dev *cdev) 8098 { 8099 return qed_dbg_feature_size(cdev, DBG_FEATURE_IDLE_CHK); 8100 } 8101 8102 int qed_dbg_reg_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8103 { 8104 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_REG_FIFO, 8105 num_dumped_bytes); 8106 } 8107 8108 int qed_dbg_reg_fifo_size(struct qed_dev *cdev) 8109 { 8110 return qed_dbg_feature_size(cdev, DBG_FEATURE_REG_FIFO); 8111 } 8112 8113 int qed_dbg_igu_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8114 { 8115 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IGU_FIFO, 8116 num_dumped_bytes); 8117 } 8118 8119 int qed_dbg_igu_fifo_size(struct qed_dev *cdev) 8120 { 8121 return qed_dbg_feature_size(cdev, DBG_FEATURE_IGU_FIFO); 8122 } 8123 8124 static int qed_dbg_nvm_image_length(struct qed_hwfn *p_hwfn, 8125 enum qed_nvm_images image_id, u32 *length) 8126 { 8127 struct qed_nvm_image_att image_att; 8128 int rc; 8129 8130 *length = 0; 8131 rc = qed_mcp_get_nvm_image_att(p_hwfn, image_id, &image_att); 8132 if (rc) 8133 return rc; 8134 8135 *length = image_att.length; 8136 8137 return rc; 8138 } 8139 8140 static int qed_dbg_nvm_image(struct qed_dev *cdev, void *buffer, 8141 u32 *num_dumped_bytes, 8142 enum qed_nvm_images image_id) 8143 { 8144 struct qed_hwfn *p_hwfn = 8145 &cdev->hwfns[cdev->engine_for_debug]; 8146 u32 len_rounded; 8147 int rc; 8148 8149 *num_dumped_bytes = 0; 8150 rc = qed_dbg_nvm_image_length(p_hwfn, image_id, &len_rounded); 8151 if (rc) 8152 return rc; 8153 8154 DP_NOTICE(p_hwfn->cdev, 8155 "Collecting a debug feature [\"nvram image %d\"]\n", 8156 image_id); 8157 8158 len_rounded = roundup(len_rounded, sizeof(u32)); 8159 rc = qed_mcp_get_nvm_image(p_hwfn, image_id, buffer, len_rounded); 8160 if (rc) 8161 return rc; 8162 8163 /* QED_NVM_IMAGE_NVM_META image is not swapped like other images */ 8164 if (image_id != QED_NVM_IMAGE_NVM_META) 8165 cpu_to_be32_array((__force __be32 *)buffer, 8166 (const u32 *)buffer, 8167 len_rounded / sizeof(u32)); 8168 8169 *num_dumped_bytes = len_rounded; 8170 8171 return rc; 8172 } 8173 8174 int qed_dbg_protection_override(struct qed_dev *cdev, void *buffer, 8175 u32 *num_dumped_bytes) 8176 { 8177 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_PROTECTION_OVERRIDE, 8178 num_dumped_bytes); 8179 } 8180 8181 int qed_dbg_protection_override_size(struct qed_dev *cdev) 8182 { 8183 return qed_dbg_feature_size(cdev, DBG_FEATURE_PROTECTION_OVERRIDE); 8184 } 8185 8186 int qed_dbg_fw_asserts(struct qed_dev *cdev, void *buffer, 8187 u32 *num_dumped_bytes) 8188 { 8189 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_FW_ASSERTS, 8190 num_dumped_bytes); 8191 } 8192 8193 int qed_dbg_fw_asserts_size(struct qed_dev *cdev) 8194 { 8195 return qed_dbg_feature_size(cdev, DBG_FEATURE_FW_ASSERTS); 8196 } 8197 8198 int qed_dbg_ilt(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8199 { 8200 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_ILT, num_dumped_bytes); 8201 } 8202 8203 int qed_dbg_ilt_size(struct qed_dev *cdev) 8204 { 8205 return qed_dbg_feature_size(cdev, DBG_FEATURE_ILT); 8206 } 8207 8208 int qed_dbg_mcp_trace(struct qed_dev *cdev, void *buffer, 8209 u32 *num_dumped_bytes) 8210 { 8211 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_MCP_TRACE, 8212 num_dumped_bytes); 8213 } 8214 8215 int qed_dbg_mcp_trace_size(struct qed_dev *cdev) 8216 { 8217 return qed_dbg_feature_size(cdev, DBG_FEATURE_MCP_TRACE); 8218 } 8219 8220 /* Defines the amount of bytes allocated for recording the length of debugfs 8221 * feature buffer. 8222 */ 8223 #define REGDUMP_HEADER_SIZE sizeof(u32) 8224 #define REGDUMP_HEADER_SIZE_SHIFT 0 8225 #define REGDUMP_HEADER_SIZE_MASK 0xffffff 8226 #define REGDUMP_HEADER_FEATURE_SHIFT 24 8227 #define REGDUMP_HEADER_FEATURE_MASK 0x1f 8228 #define REGDUMP_HEADER_BIN_DUMP_SHIFT 29 8229 #define REGDUMP_HEADER_BIN_DUMP_MASK 0x1 8230 #define REGDUMP_HEADER_OMIT_ENGINE_SHIFT 30 8231 #define REGDUMP_HEADER_OMIT_ENGINE_MASK 0x1 8232 #define REGDUMP_HEADER_ENGINE_SHIFT 31 8233 #define REGDUMP_HEADER_ENGINE_MASK 0x1 8234 #define REGDUMP_MAX_SIZE 0x1000000 8235 #define ILT_DUMP_MAX_SIZE (1024 * 1024 * 15) 8236 8237 enum debug_print_features { 8238 OLD_MODE = 0, 8239 IDLE_CHK = 1, 8240 GRC_DUMP = 2, 8241 MCP_TRACE = 3, 8242 REG_FIFO = 4, 8243 PROTECTION_OVERRIDE = 5, 8244 IGU_FIFO = 6, 8245 PHY = 7, 8246 FW_ASSERTS = 8, 8247 NVM_CFG1 = 9, 8248 DEFAULT_CFG = 10, 8249 NVM_META = 11, 8250 MDUMP = 12, 8251 ILT_DUMP = 13, 8252 }; 8253 8254 static u32 qed_calc_regdump_header(struct qed_dev *cdev, 8255 enum debug_print_features feature, 8256 int engine, u32 feature_size, 8257 u8 omit_engine, u8 dbg_bin_dump) 8258 { 8259 u32 res = 0; 8260 8261 SET_FIELD(res, REGDUMP_HEADER_SIZE, feature_size); 8262 if (res != feature_size) 8263 DP_NOTICE(cdev, 8264 "Feature %d is too large (size 0x%x) and will corrupt the dump\n", 8265 feature, feature_size); 8266 8267 SET_FIELD(res, REGDUMP_HEADER_FEATURE, feature); 8268 SET_FIELD(res, REGDUMP_HEADER_BIN_DUMP, dbg_bin_dump); 8269 SET_FIELD(res, REGDUMP_HEADER_OMIT_ENGINE, omit_engine); 8270 SET_FIELD(res, REGDUMP_HEADER_ENGINE, engine); 8271 8272 return res; 8273 } 8274 8275 int qed_dbg_all_data(struct qed_dev *cdev, void *buffer) 8276 { 8277 u8 cur_engine, omit_engine = 0, org_engine; 8278 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8279 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 8280 int grc_params[MAX_DBG_GRC_PARAMS], rc, i; 8281 u32 offset = 0, feature_size; 8282 8283 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) 8284 grc_params[i] = dev_data->grc.param_val[i]; 8285 8286 if (!QED_IS_CMT(cdev)) 8287 omit_engine = 1; 8288 8289 cdev->dbg_bin_dump = 1; 8290 mutex_lock(&qed_dbg_lock); 8291 8292 org_engine = qed_get_debug_engine(cdev); 8293 for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) { 8294 /* Collect idle_chks and grcDump for each hw function */ 8295 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8296 "obtaining idle_chk and grcdump for current engine\n"); 8297 qed_set_debug_engine(cdev, cur_engine); 8298 8299 /* First idle_chk */ 8300 rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset + 8301 REGDUMP_HEADER_SIZE, &feature_size); 8302 if (!rc) { 8303 *(u32 *)((u8 *)buffer + offset) = 8304 qed_calc_regdump_header(cdev, IDLE_CHK, 8305 cur_engine, 8306 feature_size, 8307 omit_engine, 8308 cdev->dbg_bin_dump); 8309 offset += (feature_size + REGDUMP_HEADER_SIZE); 8310 } else { 8311 DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc); 8312 } 8313 8314 /* Second idle_chk */ 8315 rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset + 8316 REGDUMP_HEADER_SIZE, &feature_size); 8317 if (!rc) { 8318 *(u32 *)((u8 *)buffer + offset) = 8319 qed_calc_regdump_header(cdev, IDLE_CHK, 8320 cur_engine, 8321 feature_size, 8322 omit_engine, 8323 cdev->dbg_bin_dump); 8324 offset += (feature_size + REGDUMP_HEADER_SIZE); 8325 } else { 8326 DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc); 8327 } 8328 8329 /* reg_fifo dump */ 8330 rc = qed_dbg_reg_fifo(cdev, (u8 *)buffer + offset + 8331 REGDUMP_HEADER_SIZE, &feature_size); 8332 if (!rc) { 8333 *(u32 *)((u8 *)buffer + offset) = 8334 qed_calc_regdump_header(cdev, REG_FIFO, 8335 cur_engine, 8336 feature_size, 8337 omit_engine, 8338 cdev->dbg_bin_dump); 8339 offset += (feature_size + REGDUMP_HEADER_SIZE); 8340 } else { 8341 DP_ERR(cdev, "qed_dbg_reg_fifo failed. rc = %d\n", rc); 8342 } 8343 8344 /* igu_fifo dump */ 8345 rc = qed_dbg_igu_fifo(cdev, (u8 *)buffer + offset + 8346 REGDUMP_HEADER_SIZE, &feature_size); 8347 if (!rc) { 8348 *(u32 *)((u8 *)buffer + offset) = 8349 qed_calc_regdump_header(cdev, IGU_FIFO, 8350 cur_engine, 8351 feature_size, 8352 omit_engine, 8353 cdev->dbg_bin_dump); 8354 offset += (feature_size + REGDUMP_HEADER_SIZE); 8355 } else { 8356 DP_ERR(cdev, "qed_dbg_igu_fifo failed. rc = %d", rc); 8357 } 8358 8359 /* protection_override dump */ 8360 rc = qed_dbg_protection_override(cdev, (u8 *)buffer + offset + 8361 REGDUMP_HEADER_SIZE, 8362 &feature_size); 8363 if (!rc) { 8364 *(u32 *)((u8 *)buffer + offset) = 8365 qed_calc_regdump_header(cdev, 8366 PROTECTION_OVERRIDE, 8367 cur_engine, 8368 feature_size, 8369 omit_engine, 8370 cdev->dbg_bin_dump); 8371 offset += (feature_size + REGDUMP_HEADER_SIZE); 8372 } else { 8373 DP_ERR(cdev, 8374 "qed_dbg_protection_override failed. rc = %d\n", 8375 rc); 8376 } 8377 8378 /* fw_asserts dump */ 8379 rc = qed_dbg_fw_asserts(cdev, (u8 *)buffer + offset + 8380 REGDUMP_HEADER_SIZE, &feature_size); 8381 if (!rc) { 8382 *(u32 *)((u8 *)buffer + offset) = 8383 qed_calc_regdump_header(cdev, FW_ASSERTS, 8384 cur_engine, 8385 feature_size, 8386 omit_engine, 8387 cdev->dbg_bin_dump); 8388 offset += (feature_size + REGDUMP_HEADER_SIZE); 8389 } else { 8390 DP_ERR(cdev, "qed_dbg_fw_asserts failed. rc = %d\n", 8391 rc); 8392 } 8393 8394 feature_size = qed_dbg_ilt_size(cdev); 8395 if (!cdev->disable_ilt_dump && feature_size < 8396 ILT_DUMP_MAX_SIZE) { 8397 rc = qed_dbg_ilt(cdev, (u8 *)buffer + offset + 8398 REGDUMP_HEADER_SIZE, &feature_size); 8399 if (!rc) { 8400 *(u32 *)((u8 *)buffer + offset) = 8401 qed_calc_regdump_header(cdev, ILT_DUMP, 8402 cur_engine, 8403 feature_size, 8404 omit_engine, 8405 cdev->dbg_bin_dump); 8406 offset += (feature_size + REGDUMP_HEADER_SIZE); 8407 } else { 8408 DP_ERR(cdev, "qed_dbg_ilt failed. rc = %d\n", 8409 rc); 8410 } 8411 } 8412 8413 /* Grc dump - must be last because when mcp stuck it will 8414 * clutter idle_chk, reg_fifo, ... 8415 */ 8416 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) 8417 dev_data->grc.param_val[i] = grc_params[i]; 8418 8419 rc = qed_dbg_grc(cdev, (u8 *)buffer + offset + 8420 REGDUMP_HEADER_SIZE, &feature_size); 8421 if (!rc) { 8422 *(u32 *)((u8 *)buffer + offset) = 8423 qed_calc_regdump_header(cdev, GRC_DUMP, 8424 cur_engine, 8425 feature_size, 8426 omit_engine, 8427 cdev->dbg_bin_dump); 8428 offset += (feature_size + REGDUMP_HEADER_SIZE); 8429 } else { 8430 DP_ERR(cdev, "qed_dbg_grc failed. rc = %d", rc); 8431 } 8432 } 8433 8434 qed_set_debug_engine(cdev, org_engine); 8435 8436 /* mcp_trace */ 8437 rc = qed_dbg_mcp_trace(cdev, (u8 *)buffer + offset + 8438 REGDUMP_HEADER_SIZE, &feature_size); 8439 if (!rc) { 8440 *(u32 *)((u8 *)buffer + offset) = 8441 qed_calc_regdump_header(cdev, MCP_TRACE, cur_engine, 8442 feature_size, omit_engine, 8443 cdev->dbg_bin_dump); 8444 offset += (feature_size + REGDUMP_HEADER_SIZE); 8445 } else { 8446 DP_ERR(cdev, "qed_dbg_mcp_trace failed. rc = %d\n", rc); 8447 } 8448 8449 /* nvm cfg1 */ 8450 rc = qed_dbg_nvm_image(cdev, 8451 (u8 *)buffer + offset + 8452 REGDUMP_HEADER_SIZE, &feature_size, 8453 QED_NVM_IMAGE_NVM_CFG1); 8454 if (!rc) { 8455 *(u32 *)((u8 *)buffer + offset) = 8456 qed_calc_regdump_header(cdev, NVM_CFG1, cur_engine, 8457 feature_size, omit_engine, 8458 cdev->dbg_bin_dump); 8459 offset += (feature_size + REGDUMP_HEADER_SIZE); 8460 } else if (rc != -ENOENT) { 8461 DP_ERR(cdev, 8462 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8463 QED_NVM_IMAGE_NVM_CFG1, "QED_NVM_IMAGE_NVM_CFG1", 8464 rc); 8465 } 8466 8467 /* nvm default */ 8468 rc = qed_dbg_nvm_image(cdev, 8469 (u8 *)buffer + offset + 8470 REGDUMP_HEADER_SIZE, &feature_size, 8471 QED_NVM_IMAGE_DEFAULT_CFG); 8472 if (!rc) { 8473 *(u32 *)((u8 *)buffer + offset) = 8474 qed_calc_regdump_header(cdev, DEFAULT_CFG, 8475 cur_engine, feature_size, 8476 omit_engine, 8477 cdev->dbg_bin_dump); 8478 offset += (feature_size + REGDUMP_HEADER_SIZE); 8479 } else if (rc != -ENOENT) { 8480 DP_ERR(cdev, 8481 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8482 QED_NVM_IMAGE_DEFAULT_CFG, 8483 "QED_NVM_IMAGE_DEFAULT_CFG", rc); 8484 } 8485 8486 /* nvm meta */ 8487 rc = qed_dbg_nvm_image(cdev, 8488 (u8 *)buffer + offset + 8489 REGDUMP_HEADER_SIZE, &feature_size, 8490 QED_NVM_IMAGE_NVM_META); 8491 if (!rc) { 8492 *(u32 *)((u8 *)buffer + offset) = 8493 qed_calc_regdump_header(cdev, NVM_META, cur_engine, 8494 feature_size, omit_engine, 8495 cdev->dbg_bin_dump); 8496 offset += (feature_size + REGDUMP_HEADER_SIZE); 8497 } else if (rc != -ENOENT) { 8498 DP_ERR(cdev, 8499 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8500 QED_NVM_IMAGE_NVM_META, "QED_NVM_IMAGE_NVM_META", 8501 rc); 8502 } 8503 8504 /* nvm mdump */ 8505 rc = qed_dbg_nvm_image(cdev, (u8 *)buffer + offset + 8506 REGDUMP_HEADER_SIZE, &feature_size, 8507 QED_NVM_IMAGE_MDUMP); 8508 if (!rc) { 8509 *(u32 *)((u8 *)buffer + offset) = 8510 qed_calc_regdump_header(cdev, MDUMP, cur_engine, 8511 feature_size, omit_engine, 8512 cdev->dbg_bin_dump); 8513 offset += (feature_size + REGDUMP_HEADER_SIZE); 8514 } else if (rc != -ENOENT) { 8515 DP_ERR(cdev, 8516 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8517 QED_NVM_IMAGE_MDUMP, "QED_NVM_IMAGE_MDUMP", rc); 8518 } 8519 8520 mutex_unlock(&qed_dbg_lock); 8521 cdev->dbg_bin_dump = 0; 8522 8523 return 0; 8524 } 8525 8526 int qed_dbg_all_data_size(struct qed_dev *cdev) 8527 { 8528 u32 regs_len = 0, image_len = 0, ilt_len = 0, total_ilt_len = 0; 8529 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8530 u8 cur_engine, org_engine; 8531 8532 cdev->disable_ilt_dump = false; 8533 org_engine = qed_get_debug_engine(cdev); 8534 for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) { 8535 /* Engine specific */ 8536 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8537 "calculating idle_chk and grcdump register length for current engine\n"); 8538 qed_set_debug_engine(cdev, cur_engine); 8539 regs_len += REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) + 8540 REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) + 8541 REGDUMP_HEADER_SIZE + qed_dbg_grc_size(cdev) + 8542 REGDUMP_HEADER_SIZE + qed_dbg_reg_fifo_size(cdev) + 8543 REGDUMP_HEADER_SIZE + qed_dbg_igu_fifo_size(cdev) + 8544 REGDUMP_HEADER_SIZE + 8545 qed_dbg_protection_override_size(cdev) + 8546 REGDUMP_HEADER_SIZE + qed_dbg_fw_asserts_size(cdev); 8547 ilt_len = REGDUMP_HEADER_SIZE + qed_dbg_ilt_size(cdev); 8548 if (ilt_len < ILT_DUMP_MAX_SIZE) { 8549 total_ilt_len += ilt_len; 8550 regs_len += ilt_len; 8551 } 8552 } 8553 8554 qed_set_debug_engine(cdev, org_engine); 8555 8556 /* Engine common */ 8557 regs_len += REGDUMP_HEADER_SIZE + qed_dbg_mcp_trace_size(cdev) + 8558 REGDUMP_HEADER_SIZE + qed_dbg_phy_size(cdev); 8559 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_CFG1, &image_len); 8560 if (image_len) 8561 regs_len += REGDUMP_HEADER_SIZE + image_len; 8562 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_DEFAULT_CFG, &image_len); 8563 if (image_len) 8564 regs_len += REGDUMP_HEADER_SIZE + image_len; 8565 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_META, &image_len); 8566 if (image_len) 8567 regs_len += REGDUMP_HEADER_SIZE + image_len; 8568 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_MDUMP, &image_len); 8569 if (image_len) 8570 regs_len += REGDUMP_HEADER_SIZE + image_len; 8571 8572 if (regs_len > REGDUMP_MAX_SIZE) { 8573 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8574 "Dump exceeds max size 0x%x, disable ILT dump\n", 8575 REGDUMP_MAX_SIZE); 8576 cdev->disable_ilt_dump = true; 8577 regs_len -= total_ilt_len; 8578 } 8579 8580 return regs_len; 8581 } 8582 8583 int qed_dbg_feature(struct qed_dev *cdev, void *buffer, 8584 enum qed_dbg_features feature, u32 *num_dumped_bytes) 8585 { 8586 struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature]; 8587 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8588 enum dbg_status dbg_rc; 8589 struct qed_ptt *p_ptt; 8590 int rc = 0; 8591 8592 /* Acquire ptt */ 8593 p_ptt = qed_ptt_acquire(p_hwfn); 8594 if (!p_ptt) 8595 return -EINVAL; 8596 8597 /* Get dump */ 8598 dbg_rc = qed_dbg_dump(p_hwfn, p_ptt, feature); 8599 if (dbg_rc != DBG_STATUS_OK) { 8600 DP_VERBOSE(cdev, QED_MSG_DEBUG, "%s\n", 8601 qed_dbg_get_status_str(dbg_rc)); 8602 *num_dumped_bytes = 0; 8603 rc = -EINVAL; 8604 goto out; 8605 } 8606 8607 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8608 "copying debugfs feature to external buffer\n"); 8609 memcpy(buffer, qed_feature->dump_buf, qed_feature->buf_size); 8610 *num_dumped_bytes = cdev->dbg_features[feature].dumped_dwords * 8611 4; 8612 8613 out: 8614 qed_ptt_release(p_hwfn, p_ptt); 8615 return rc; 8616 } 8617 8618 int qed_dbg_feature_size(struct qed_dev *cdev, enum qed_dbg_features feature) 8619 { 8620 struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature]; 8621 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8622 struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn); 8623 u32 buf_size_dwords; 8624 enum dbg_status rc; 8625 8626 if (!p_ptt) 8627 return -EINVAL; 8628 8629 rc = qed_features_lookup[feature].get_size(p_hwfn, p_ptt, 8630 &buf_size_dwords); 8631 if (rc != DBG_STATUS_OK) 8632 buf_size_dwords = 0; 8633 8634 /* Feature will not be dumped if it exceeds maximum size */ 8635 if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS) 8636 buf_size_dwords = 0; 8637 8638 qed_ptt_release(p_hwfn, p_ptt); 8639 qed_feature->buf_size = buf_size_dwords * sizeof(u32); 8640 return qed_feature->buf_size; 8641 } 8642 8643 int qed_dbg_phy_size(struct qed_dev *cdev) 8644 { 8645 /* return max size of phy info and 8646 * phy mac_stat multiplied by the number of ports 8647 */ 8648 return MAX_PHY_RESULT_BUFFER * (1 + qed_device_num_ports(cdev)); 8649 } 8650 8651 u8 qed_get_debug_engine(struct qed_dev *cdev) 8652 { 8653 return cdev->engine_for_debug; 8654 } 8655 8656 void qed_set_debug_engine(struct qed_dev *cdev, int engine_number) 8657 { 8658 DP_VERBOSE(cdev, QED_MSG_DEBUG, "set debug engine to %d\n", 8659 engine_number); 8660 cdev->engine_for_debug = engine_number; 8661 } 8662 8663 void qed_dbg_pf_init(struct qed_dev *cdev) 8664 { 8665 const u8 *dbg_values = NULL; 8666 int i; 8667 8668 /* Sync ver with debugbus qed code */ 8669 qed_dbg_set_app_ver(TOOLS_VERSION); 8670 8671 /* Debug values are after init values. 8672 * The offset is the first dword of the file. 8673 */ 8674 dbg_values = cdev->firmware->data + *(u32 *)cdev->firmware->data; 8675 8676 for_each_hwfn(cdev, i) { 8677 qed_dbg_set_bin_ptr(&cdev->hwfns[i], dbg_values); 8678 qed_dbg_user_set_bin_ptr(&cdev->hwfns[i], dbg_values); 8679 } 8680 8681 /* Set the hwfn to be 0 as default */ 8682 cdev->engine_for_debug = 0; 8683 } 8684 8685 void qed_dbg_pf_exit(struct qed_dev *cdev) 8686 { 8687 struct qed_dbg_feature *feature = NULL; 8688 enum qed_dbg_features feature_idx; 8689 8690 /* debug features' buffers may be allocated if debug feature was used 8691 * but dump wasn't called 8692 */ 8693 for (feature_idx = 0; feature_idx < DBG_FEATURE_NUM; feature_idx++) { 8694 feature = &cdev->dbg_features[feature_idx]; 8695 if (feature->dump_buf) { 8696 vfree(feature->dump_buf); 8697 feature->dump_buf = NULL; 8698 } 8699 } 8700 } 8701