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 bool b_can_sleep) 1837 { 1838 u32 ret_mcp_resp, ret_mcp_param, ret_txn_size; 1839 struct mcp_file_att file_att; 1840 int nvm_result; 1841 1842 /* Call NVRAM get file command */ 1843 nvm_result = qed_mcp_nvm_rd_cmd(p_hwfn, 1844 p_ptt, 1845 DRV_MSG_CODE_NVM_GET_FILE_ATT, 1846 image_type, 1847 &ret_mcp_resp, 1848 &ret_mcp_param, 1849 &ret_txn_size, 1850 (u32 *)&file_att, 1851 b_can_sleep); 1852 1853 /* Check response */ 1854 if (nvm_result || (ret_mcp_resp & FW_MSG_CODE_MASK) != 1855 FW_MSG_CODE_NVM_OK) 1856 return DBG_STATUS_NVRAM_GET_IMAGE_FAILED; 1857 1858 /* Update return values */ 1859 *nvram_offset_bytes = file_att.nvm_start_addr; 1860 *nvram_size_bytes = file_att.len; 1861 1862 DP_VERBOSE(p_hwfn, 1863 QED_MSG_DEBUG, 1864 "find_nvram_image: found NVRAM image of type %d in NVRAM offset %d bytes with size %d bytes\n", 1865 image_type, *nvram_offset_bytes, *nvram_size_bytes); 1866 1867 /* Check alignment */ 1868 if (*nvram_size_bytes & 0x3) 1869 return DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE; 1870 1871 return DBG_STATUS_OK; 1872 } 1873 1874 /* Reads data from NVRAM */ 1875 static enum dbg_status qed_nvram_read(struct qed_hwfn *p_hwfn, 1876 struct qed_ptt *p_ptt, 1877 u32 nvram_offset_bytes, 1878 u32 nvram_size_bytes, 1879 u32 *ret_buf, 1880 bool b_can_sleep) 1881 { 1882 u32 ret_mcp_resp, ret_mcp_param, ret_read_size, bytes_to_copy; 1883 s32 bytes_left = nvram_size_bytes; 1884 u32 read_offset = 0, param = 0; 1885 1886 DP_VERBOSE(p_hwfn, 1887 QED_MSG_DEBUG, 1888 "nvram_read: reading image of size %d bytes from NVRAM\n", 1889 nvram_size_bytes); 1890 1891 do { 1892 bytes_to_copy = 1893 (bytes_left > 1894 MCP_DRV_NVM_BUF_LEN) ? MCP_DRV_NVM_BUF_LEN : bytes_left; 1895 1896 /* Call NVRAM read command */ 1897 SET_MFW_FIELD(param, 1898 DRV_MB_PARAM_NVM_OFFSET, 1899 nvram_offset_bytes + read_offset); 1900 SET_MFW_FIELD(param, DRV_MB_PARAM_NVM_LEN, bytes_to_copy); 1901 if (qed_mcp_nvm_rd_cmd(p_hwfn, p_ptt, 1902 DRV_MSG_CODE_NVM_READ_NVRAM, param, 1903 &ret_mcp_resp, 1904 &ret_mcp_param, &ret_read_size, 1905 (u32 *)((u8 *)ret_buf + read_offset), 1906 b_can_sleep)) 1907 return DBG_STATUS_NVRAM_READ_FAILED; 1908 1909 /* Check response */ 1910 if ((ret_mcp_resp & FW_MSG_CODE_MASK) != FW_MSG_CODE_NVM_OK) 1911 return DBG_STATUS_NVRAM_READ_FAILED; 1912 1913 /* Update read offset */ 1914 read_offset += ret_read_size; 1915 bytes_left -= ret_read_size; 1916 } while (bytes_left > 0); 1917 1918 return DBG_STATUS_OK; 1919 } 1920 1921 /* Dumps GRC registers section header. Returns the dumped size in dwords. 1922 * the following parameters are dumped: 1923 * - count: no. of dumped entries 1924 * - split_type: split type 1925 * - split_id: split ID (dumped only if split_id != SPLIT_TYPE_NONE) 1926 * - reg_type_name: register type name (dumped only if reg_type_name != NULL) 1927 */ 1928 static u32 qed_grc_dump_regs_hdr(u32 *dump_buf, 1929 bool dump, 1930 u32 num_reg_entries, 1931 enum init_split_types split_type, 1932 u8 split_id, const char *reg_type_name) 1933 { 1934 u8 num_params = 2 + 1935 (split_type != SPLIT_TYPE_NONE ? 1 : 0) + (reg_type_name ? 1 : 0); 1936 u32 offset = 0; 1937 1938 offset += qed_dump_section_hdr(dump_buf + offset, 1939 dump, "grc_regs", num_params); 1940 offset += qed_dump_num_param(dump_buf + offset, 1941 dump, "count", num_reg_entries); 1942 offset += qed_dump_str_param(dump_buf + offset, 1943 dump, "split", 1944 s_split_type_defs[split_type].name); 1945 if (split_type != SPLIT_TYPE_NONE) 1946 offset += qed_dump_num_param(dump_buf + offset, 1947 dump, "id", split_id); 1948 if (reg_type_name) 1949 offset += qed_dump_str_param(dump_buf + offset, 1950 dump, "type", reg_type_name); 1951 1952 return offset; 1953 } 1954 1955 /* Reads the specified registers into the specified buffer. 1956 * The addr and len arguments are specified in dwords. 1957 */ 1958 void qed_read_regs(struct qed_hwfn *p_hwfn, 1959 struct qed_ptt *p_ptt, u32 *buf, u32 addr, u32 len) 1960 { 1961 u32 i; 1962 1963 for (i = 0; i < len; i++) 1964 buf[i] = qed_rd(p_hwfn, p_ptt, DWORDS_TO_BYTES(addr + i)); 1965 } 1966 1967 /* Dumps the GRC registers in the specified address range. 1968 * Returns the dumped size in dwords. 1969 * The addr and len arguments are specified in dwords. 1970 */ 1971 static u32 qed_grc_dump_addr_range(struct qed_hwfn *p_hwfn, 1972 struct qed_ptt *p_ptt, 1973 u32 *dump_buf, 1974 bool dump, u32 addr, u32 len, bool wide_bus, 1975 enum init_split_types split_type, 1976 u8 split_id) 1977 { 1978 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 1979 u8 port_id = 0, pf_id = 0, vf_id = 0; 1980 bool read_using_dmae = false; 1981 u32 thresh; 1982 u16 fid; 1983 1984 if (!dump) 1985 return len; 1986 1987 switch (split_type) { 1988 case SPLIT_TYPE_PORT: 1989 port_id = split_id; 1990 break; 1991 case SPLIT_TYPE_PF: 1992 pf_id = split_id; 1993 break; 1994 case SPLIT_TYPE_PORT_PF: 1995 port_id = split_id / dev_data->num_pfs_per_port; 1996 pf_id = port_id + dev_data->num_ports * 1997 (split_id % dev_data->num_pfs_per_port); 1998 break; 1999 case SPLIT_TYPE_VF: 2000 vf_id = split_id; 2001 break; 2002 default: 2003 break; 2004 } 2005 2006 /* Try reading using DMAE */ 2007 if (dev_data->use_dmae && split_type != SPLIT_TYPE_VF && 2008 (len >= s_hw_type_defs[dev_data->hw_type].dmae_thresh || 2009 (PROTECT_WIDE_BUS && wide_bus))) { 2010 struct qed_dmae_params dmae_params; 2011 2012 /* Set DMAE params */ 2013 memset(&dmae_params, 0, sizeof(dmae_params)); 2014 SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_COMPLETION_DST, 1); 2015 switch (split_type) { 2016 case SPLIT_TYPE_PORT: 2017 SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID, 2018 1); 2019 dmae_params.port_id = port_id; 2020 break; 2021 case SPLIT_TYPE_PF: 2022 SET_FIELD(dmae_params.flags, 2023 QED_DMAE_PARAMS_SRC_PF_VALID, 1); 2024 dmae_params.src_pfid = pf_id; 2025 break; 2026 case SPLIT_TYPE_PORT_PF: 2027 SET_FIELD(dmae_params.flags, QED_DMAE_PARAMS_PORT_VALID, 2028 1); 2029 SET_FIELD(dmae_params.flags, 2030 QED_DMAE_PARAMS_SRC_PF_VALID, 1); 2031 dmae_params.port_id = port_id; 2032 dmae_params.src_pfid = pf_id; 2033 break; 2034 default: 2035 break; 2036 } 2037 2038 /* Execute DMAE command */ 2039 read_using_dmae = !qed_dmae_grc2host(p_hwfn, 2040 p_ptt, 2041 DWORDS_TO_BYTES(addr), 2042 (u64)(uintptr_t)(dump_buf), 2043 len, &dmae_params); 2044 if (!read_using_dmae) { 2045 dev_data->use_dmae = 0; 2046 DP_VERBOSE(p_hwfn, 2047 QED_MSG_DEBUG, 2048 "Failed reading from chip using DMAE, using GRC instead\n"); 2049 } 2050 } 2051 2052 if (read_using_dmae) 2053 goto print_log; 2054 2055 /* If not read using DMAE, read using GRC */ 2056 2057 /* Set pretend */ 2058 if (split_type != dev_data->pretend.split_type || 2059 split_id != dev_data->pretend.split_id) { 2060 switch (split_type) { 2061 case SPLIT_TYPE_PORT: 2062 qed_port_pretend(p_hwfn, p_ptt, port_id); 2063 break; 2064 case SPLIT_TYPE_PF: 2065 fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID, 2066 pf_id); 2067 qed_fid_pretend(p_hwfn, p_ptt, fid); 2068 break; 2069 case SPLIT_TYPE_PORT_PF: 2070 fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID, 2071 pf_id); 2072 qed_port_fid_pretend(p_hwfn, p_ptt, port_id, fid); 2073 break; 2074 case SPLIT_TYPE_VF: 2075 fid = FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFVALID, 1) 2076 | FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_VFID, 2077 vf_id); 2078 qed_fid_pretend(p_hwfn, p_ptt, fid); 2079 break; 2080 default: 2081 break; 2082 } 2083 2084 dev_data->pretend.split_type = (u8)split_type; 2085 dev_data->pretend.split_id = split_id; 2086 } 2087 2088 /* Read registers using GRC */ 2089 qed_read_regs(p_hwfn, p_ptt, dump_buf, addr, len); 2090 2091 print_log: 2092 /* Print log */ 2093 dev_data->num_regs_read += len; 2094 thresh = s_hw_type_defs[dev_data->hw_type].log_thresh; 2095 if ((dev_data->num_regs_read / thresh) > 2096 ((dev_data->num_regs_read - len) / thresh)) 2097 DP_VERBOSE(p_hwfn, 2098 QED_MSG_DEBUG, 2099 "Dumped %d registers...\n", dev_data->num_regs_read); 2100 2101 return len; 2102 } 2103 2104 /* Dumps GRC registers sequence header. Returns the dumped size in dwords. 2105 * The addr and len arguments are specified in dwords. 2106 */ 2107 static u32 qed_grc_dump_reg_entry_hdr(u32 *dump_buf, 2108 bool dump, u32 addr, u32 len) 2109 { 2110 if (dump) 2111 *dump_buf = addr | (len << REG_DUMP_LEN_SHIFT); 2112 2113 return 1; 2114 } 2115 2116 /* Dumps GRC registers sequence. Returns the dumped size in dwords. 2117 * The addr and len arguments are specified in dwords. 2118 */ 2119 static u32 qed_grc_dump_reg_entry(struct qed_hwfn *p_hwfn, 2120 struct qed_ptt *p_ptt, 2121 u32 *dump_buf, 2122 bool dump, u32 addr, u32 len, bool wide_bus, 2123 enum init_split_types split_type, u8 split_id) 2124 { 2125 u32 offset = 0; 2126 2127 offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, len); 2128 offset += qed_grc_dump_addr_range(p_hwfn, 2129 p_ptt, 2130 dump_buf + offset, 2131 dump, addr, len, wide_bus, 2132 split_type, split_id); 2133 2134 return offset; 2135 } 2136 2137 /* Dumps GRC registers sequence with skip cycle. 2138 * Returns the dumped size in dwords. 2139 * - addr: start GRC address in dwords 2140 * - total_len: total no. of dwords to dump 2141 * - read_len: no. consecutive dwords to read 2142 * - skip_len: no. of dwords to skip (and fill with zeros) 2143 */ 2144 static u32 qed_grc_dump_reg_entry_skip(struct qed_hwfn *p_hwfn, 2145 struct qed_ptt *p_ptt, 2146 u32 *dump_buf, 2147 bool dump, 2148 u32 addr, 2149 u32 total_len, 2150 u32 read_len, u32 skip_len) 2151 { 2152 u32 offset = 0, reg_offset = 0; 2153 2154 offset += qed_grc_dump_reg_entry_hdr(dump_buf, dump, addr, total_len); 2155 2156 if (!dump) 2157 return offset + total_len; 2158 2159 while (reg_offset < total_len) { 2160 u32 curr_len = min_t(u32, read_len, total_len - reg_offset); 2161 2162 offset += qed_grc_dump_addr_range(p_hwfn, 2163 p_ptt, 2164 dump_buf + offset, 2165 dump, addr, curr_len, false, 2166 SPLIT_TYPE_NONE, 0); 2167 reg_offset += curr_len; 2168 addr += curr_len; 2169 2170 if (reg_offset < total_len) { 2171 curr_len = min_t(u32, skip_len, total_len - skip_len); 2172 memset(dump_buf + offset, 0, DWORDS_TO_BYTES(curr_len)); 2173 offset += curr_len; 2174 reg_offset += curr_len; 2175 addr += curr_len; 2176 } 2177 } 2178 2179 return offset; 2180 } 2181 2182 /* Dumps GRC registers entries. Returns the dumped size in dwords. */ 2183 static u32 qed_grc_dump_regs_entries(struct qed_hwfn *p_hwfn, 2184 struct qed_ptt *p_ptt, 2185 struct virt_mem_desc input_regs_arr, 2186 u32 *dump_buf, 2187 bool dump, 2188 enum init_split_types split_type, 2189 u8 split_id, 2190 bool block_enable[MAX_BLOCK_ID], 2191 u32 *num_dumped_reg_entries) 2192 { 2193 u32 i, offset = 0, input_offset = 0; 2194 bool mode_match = true; 2195 2196 *num_dumped_reg_entries = 0; 2197 2198 while (input_offset < BYTES_TO_DWORDS(input_regs_arr.size)) { 2199 const struct dbg_dump_cond_hdr *cond_hdr = 2200 (const struct dbg_dump_cond_hdr *) 2201 input_regs_arr.ptr + input_offset++; 2202 u16 modes_buf_offset; 2203 bool eval_mode; 2204 2205 /* Check mode/block */ 2206 eval_mode = GET_FIELD(cond_hdr->mode.data, 2207 DBG_MODE_HDR_EVAL_MODE) > 0; 2208 if (eval_mode) { 2209 modes_buf_offset = 2210 GET_FIELD(cond_hdr->mode.data, 2211 DBG_MODE_HDR_MODES_BUF_OFFSET); 2212 mode_match = qed_is_mode_match(p_hwfn, 2213 &modes_buf_offset); 2214 } 2215 2216 if (!mode_match || !block_enable[cond_hdr->block_id]) { 2217 input_offset += cond_hdr->data_size; 2218 continue; 2219 } 2220 2221 for (i = 0; i < cond_hdr->data_size; i++, input_offset++) { 2222 const struct dbg_dump_reg *reg = 2223 (const struct dbg_dump_reg *) 2224 input_regs_arr.ptr + input_offset; 2225 u32 addr, len; 2226 bool wide_bus; 2227 2228 addr = GET_FIELD(reg->data, DBG_DUMP_REG_ADDRESS); 2229 len = GET_FIELD(reg->data, DBG_DUMP_REG_LENGTH); 2230 wide_bus = GET_FIELD(reg->data, DBG_DUMP_REG_WIDE_BUS); 2231 offset += qed_grc_dump_reg_entry(p_hwfn, 2232 p_ptt, 2233 dump_buf + offset, 2234 dump, 2235 addr, 2236 len, 2237 wide_bus, 2238 split_type, split_id); 2239 (*num_dumped_reg_entries)++; 2240 } 2241 } 2242 2243 return offset; 2244 } 2245 2246 /* Dumps GRC registers entries. Returns the dumped size in dwords. */ 2247 static u32 qed_grc_dump_split_data(struct qed_hwfn *p_hwfn, 2248 struct qed_ptt *p_ptt, 2249 struct virt_mem_desc input_regs_arr, 2250 u32 *dump_buf, 2251 bool dump, 2252 bool block_enable[MAX_BLOCK_ID], 2253 enum init_split_types split_type, 2254 u8 split_id, const char *reg_type_name) 2255 { 2256 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2257 enum init_split_types hdr_split_type = split_type; 2258 u32 num_dumped_reg_entries, offset; 2259 u8 hdr_split_id = split_id; 2260 2261 /* In PORT_PF split type, print a port split header */ 2262 if (split_type == SPLIT_TYPE_PORT_PF) { 2263 hdr_split_type = SPLIT_TYPE_PORT; 2264 hdr_split_id = split_id / dev_data->num_pfs_per_port; 2265 } 2266 2267 /* Calculate register dump header size (and skip it for now) */ 2268 offset = qed_grc_dump_regs_hdr(dump_buf, 2269 false, 2270 0, 2271 hdr_split_type, 2272 hdr_split_id, reg_type_name); 2273 2274 /* Dump registers */ 2275 offset += qed_grc_dump_regs_entries(p_hwfn, 2276 p_ptt, 2277 input_regs_arr, 2278 dump_buf + offset, 2279 dump, 2280 split_type, 2281 split_id, 2282 block_enable, 2283 &num_dumped_reg_entries); 2284 2285 /* Write register dump header */ 2286 if (dump && num_dumped_reg_entries > 0) 2287 qed_grc_dump_regs_hdr(dump_buf, 2288 dump, 2289 num_dumped_reg_entries, 2290 hdr_split_type, 2291 hdr_split_id, reg_type_name); 2292 2293 return num_dumped_reg_entries > 0 ? offset : 0; 2294 } 2295 2296 /* Dumps registers according to the input registers array. Returns the dumped 2297 * size in dwords. 2298 */ 2299 static u32 qed_grc_dump_registers(struct qed_hwfn *p_hwfn, 2300 struct qed_ptt *p_ptt, 2301 u32 *dump_buf, 2302 bool dump, 2303 bool block_enable[MAX_BLOCK_ID], 2304 const char *reg_type_name) 2305 { 2306 struct virt_mem_desc *dbg_buf = 2307 &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG]; 2308 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2309 u32 offset = 0, input_offset = 0; 2310 2311 while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) { 2312 const struct dbg_dump_split_hdr *split_hdr; 2313 struct virt_mem_desc curr_input_regs_arr; 2314 enum init_split_types split_type; 2315 u16 split_count = 0; 2316 u32 split_data_size; 2317 u8 split_id; 2318 2319 split_hdr = 2320 (const struct dbg_dump_split_hdr *) 2321 dbg_buf->ptr + input_offset++; 2322 split_type = 2323 GET_FIELD(split_hdr->hdr, 2324 DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID); 2325 split_data_size = GET_FIELD(split_hdr->hdr, 2326 DBG_DUMP_SPLIT_HDR_DATA_SIZE); 2327 curr_input_regs_arr.ptr = 2328 (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr + 2329 input_offset; 2330 curr_input_regs_arr.size = DWORDS_TO_BYTES(split_data_size); 2331 2332 switch (split_type) { 2333 case SPLIT_TYPE_NONE: 2334 split_count = 1; 2335 break; 2336 case SPLIT_TYPE_PORT: 2337 split_count = dev_data->num_ports; 2338 break; 2339 case SPLIT_TYPE_PF: 2340 case SPLIT_TYPE_PORT_PF: 2341 split_count = dev_data->num_ports * 2342 dev_data->num_pfs_per_port; 2343 break; 2344 case SPLIT_TYPE_VF: 2345 split_count = dev_data->num_vfs; 2346 break; 2347 default: 2348 return 0; 2349 } 2350 2351 for (split_id = 0; split_id < split_count; split_id++) 2352 offset += qed_grc_dump_split_data(p_hwfn, p_ptt, 2353 curr_input_regs_arr, 2354 dump_buf + offset, 2355 dump, block_enable, 2356 split_type, 2357 split_id, 2358 reg_type_name); 2359 2360 input_offset += split_data_size; 2361 } 2362 2363 /* Cancel pretends (pretend to original PF) */ 2364 if (dump) { 2365 qed_fid_pretend(p_hwfn, p_ptt, 2366 FIELD_VALUE(PXP_PRETEND_CONCRETE_FID_PFID, 2367 p_hwfn->rel_pf_id)); 2368 dev_data->pretend.split_type = SPLIT_TYPE_NONE; 2369 dev_data->pretend.split_id = 0; 2370 } 2371 2372 return offset; 2373 } 2374 2375 /* Dump reset registers. Returns the dumped size in dwords. */ 2376 static u32 qed_grc_dump_reset_regs(struct qed_hwfn *p_hwfn, 2377 struct qed_ptt *p_ptt, 2378 u32 *dump_buf, bool dump) 2379 { 2380 u32 offset = 0, num_regs = 0; 2381 u8 reset_reg_id; 2382 2383 /* Calculate header size */ 2384 offset += qed_grc_dump_regs_hdr(dump_buf, 2385 false, 2386 0, SPLIT_TYPE_NONE, 0, "RESET_REGS"); 2387 2388 /* Write reset registers */ 2389 for (reset_reg_id = 0; reset_reg_id < NUM_DBG_RESET_REGS; 2390 reset_reg_id++) { 2391 const struct dbg_reset_reg *reset_reg; 2392 u32 reset_reg_addr; 2393 2394 reset_reg = qed_get_dbg_reset_reg(p_hwfn, reset_reg_id); 2395 2396 if (GET_FIELD(reset_reg->data, DBG_RESET_REG_IS_REMOVED)) 2397 continue; 2398 2399 reset_reg_addr = GET_FIELD(reset_reg->data, DBG_RESET_REG_ADDR); 2400 offset += qed_grc_dump_reg_entry(p_hwfn, 2401 p_ptt, 2402 dump_buf + offset, 2403 dump, 2404 reset_reg_addr, 2405 1, false, SPLIT_TYPE_NONE, 0); 2406 num_regs++; 2407 } 2408 2409 /* Write header */ 2410 if (dump) 2411 qed_grc_dump_regs_hdr(dump_buf, 2412 true, num_regs, SPLIT_TYPE_NONE, 2413 0, "RESET_REGS"); 2414 2415 return offset; 2416 } 2417 2418 /* Dump registers that are modified during GRC Dump and therefore must be 2419 * dumped first. Returns the dumped size in dwords. 2420 */ 2421 static u32 qed_grc_dump_modified_regs(struct qed_hwfn *p_hwfn, 2422 struct qed_ptt *p_ptt, 2423 u32 *dump_buf, bool dump) 2424 { 2425 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2426 u32 block_id, offset = 0, stall_regs_offset; 2427 const struct dbg_attn_reg *attn_reg_arr; 2428 u8 storm_id, reg_idx, num_attn_regs; 2429 u32 num_reg_entries = 0; 2430 2431 /* Write empty header for attention registers */ 2432 offset += qed_grc_dump_regs_hdr(dump_buf, 2433 false, 2434 0, SPLIT_TYPE_NONE, 0, "ATTN_REGS"); 2435 2436 /* Write parity registers */ 2437 for (block_id = 0; block_id < NUM_PHYS_BLOCKS; block_id++) { 2438 if (dev_data->block_in_reset[block_id] && dump) 2439 continue; 2440 2441 attn_reg_arr = qed_get_block_attn_regs(p_hwfn, 2442 (enum block_id)block_id, 2443 ATTN_TYPE_PARITY, 2444 &num_attn_regs); 2445 2446 for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) { 2447 const struct dbg_attn_reg *reg_data = 2448 &attn_reg_arr[reg_idx]; 2449 u16 modes_buf_offset; 2450 bool eval_mode; 2451 u32 addr; 2452 2453 /* Check mode */ 2454 eval_mode = GET_FIELD(reg_data->mode.data, 2455 DBG_MODE_HDR_EVAL_MODE) > 0; 2456 modes_buf_offset = 2457 GET_FIELD(reg_data->mode.data, 2458 DBG_MODE_HDR_MODES_BUF_OFFSET); 2459 if (eval_mode && 2460 !qed_is_mode_match(p_hwfn, &modes_buf_offset)) 2461 continue; 2462 2463 /* Mode match: read & dump registers */ 2464 addr = reg_data->mask_address; 2465 offset += qed_grc_dump_reg_entry(p_hwfn, 2466 p_ptt, 2467 dump_buf + offset, 2468 dump, 2469 addr, 2470 1, false, 2471 SPLIT_TYPE_NONE, 0); 2472 addr = GET_FIELD(reg_data->data, 2473 DBG_ATTN_REG_STS_ADDRESS); 2474 offset += qed_grc_dump_reg_entry(p_hwfn, 2475 p_ptt, 2476 dump_buf + offset, 2477 dump, 2478 addr, 2479 1, false, 2480 SPLIT_TYPE_NONE, 0); 2481 num_reg_entries += 2; 2482 } 2483 } 2484 2485 /* Overwrite header for attention registers */ 2486 if (dump) 2487 qed_grc_dump_regs_hdr(dump_buf, 2488 true, 2489 num_reg_entries, 2490 SPLIT_TYPE_NONE, 0, "ATTN_REGS"); 2491 2492 /* Write empty header for stall registers */ 2493 stall_regs_offset = offset; 2494 offset += qed_grc_dump_regs_hdr(dump_buf, 2495 false, 0, SPLIT_TYPE_NONE, 0, "REGS"); 2496 2497 /* Write Storm stall status registers */ 2498 for (storm_id = 0, num_reg_entries = 0; storm_id < MAX_DBG_STORMS; 2499 storm_id++) { 2500 struct storm_defs *storm = &s_storm_defs[storm_id]; 2501 u32 addr; 2502 2503 if (dev_data->block_in_reset[storm->sem_block_id] && dump) 2504 continue; 2505 2506 addr = 2507 BYTES_TO_DWORDS(storm->sem_fast_mem_addr + 2508 SEM_FAST_REG_STALLED); 2509 offset += qed_grc_dump_reg_entry(p_hwfn, 2510 p_ptt, 2511 dump_buf + offset, 2512 dump, 2513 addr, 2514 1, 2515 false, SPLIT_TYPE_NONE, 0); 2516 num_reg_entries++; 2517 } 2518 2519 /* Overwrite header for stall registers */ 2520 if (dump) 2521 qed_grc_dump_regs_hdr(dump_buf + stall_regs_offset, 2522 true, 2523 num_reg_entries, 2524 SPLIT_TYPE_NONE, 0, "REGS"); 2525 2526 return offset; 2527 } 2528 2529 /* Dumps registers that can't be represented in the debug arrays */ 2530 static u32 qed_grc_dump_special_regs(struct qed_hwfn *p_hwfn, 2531 struct qed_ptt *p_ptt, 2532 u32 *dump_buf, bool dump) 2533 { 2534 u32 offset = 0, addr; 2535 2536 offset += qed_grc_dump_regs_hdr(dump_buf, 2537 dump, 2, SPLIT_TYPE_NONE, 0, "REGS"); 2538 2539 /* Dump R/TDIF_REG_DEBUG_ERROR_INFO_SIZE (every 8'th register should be 2540 * skipped). 2541 */ 2542 addr = BYTES_TO_DWORDS(RDIF_REG_DEBUG_ERROR_INFO); 2543 offset += qed_grc_dump_reg_entry_skip(p_hwfn, 2544 p_ptt, 2545 dump_buf + offset, 2546 dump, 2547 addr, 2548 RDIF_REG_DEBUG_ERROR_INFO_SIZE, 2549 7, 2550 1); 2551 addr = BYTES_TO_DWORDS(TDIF_REG_DEBUG_ERROR_INFO); 2552 offset += 2553 qed_grc_dump_reg_entry_skip(p_hwfn, 2554 p_ptt, 2555 dump_buf + offset, 2556 dump, 2557 addr, 2558 TDIF_REG_DEBUG_ERROR_INFO_SIZE, 2559 7, 2560 1); 2561 2562 return offset; 2563 } 2564 2565 /* Dumps a GRC memory header (section and params). Returns the dumped size in 2566 * dwords. The following parameters are dumped: 2567 * - name: dumped only if it's not NULL. 2568 * - addr: in dwords, dumped only if name is NULL. 2569 * - len: in dwords, always dumped. 2570 * - width: dumped if it's not zero. 2571 * - packed: dumped only if it's not false. 2572 * - mem_group: always dumped. 2573 * - is_storm: true only if the memory is related to a Storm. 2574 * - storm_letter: valid only if is_storm is true. 2575 * 2576 */ 2577 static u32 qed_grc_dump_mem_hdr(struct qed_hwfn *p_hwfn, 2578 u32 *dump_buf, 2579 bool dump, 2580 const char *name, 2581 u32 addr, 2582 u32 len, 2583 u32 bit_width, 2584 bool packed, 2585 const char *mem_group, char storm_letter) 2586 { 2587 u8 num_params = 3; 2588 u32 offset = 0; 2589 char buf[64]; 2590 2591 if (!len) 2592 DP_NOTICE(p_hwfn, 2593 "Unexpected GRC Dump error: dumped memory size must be non-zero\n"); 2594 2595 if (bit_width) 2596 num_params++; 2597 if (packed) 2598 num_params++; 2599 2600 /* Dump section header */ 2601 offset += qed_dump_section_hdr(dump_buf + offset, 2602 dump, "grc_mem", num_params); 2603 2604 if (name) { 2605 /* Dump name */ 2606 if (storm_letter) { 2607 strcpy(buf, "?STORM_"); 2608 buf[0] = storm_letter; 2609 strcpy(buf + strlen(buf), name); 2610 } else { 2611 strcpy(buf, name); 2612 } 2613 2614 offset += qed_dump_str_param(dump_buf + offset, 2615 dump, "name", buf); 2616 } else { 2617 /* Dump address */ 2618 u32 addr_in_bytes = DWORDS_TO_BYTES(addr); 2619 2620 offset += qed_dump_num_param(dump_buf + offset, 2621 dump, "addr", addr_in_bytes); 2622 } 2623 2624 /* Dump len */ 2625 offset += qed_dump_num_param(dump_buf + offset, dump, "len", len); 2626 2627 /* Dump bit width */ 2628 if (bit_width) 2629 offset += qed_dump_num_param(dump_buf + offset, 2630 dump, "width", bit_width); 2631 2632 /* Dump packed */ 2633 if (packed) 2634 offset += qed_dump_num_param(dump_buf + offset, 2635 dump, "packed", 1); 2636 2637 /* Dump reg type */ 2638 if (storm_letter) { 2639 strcpy(buf, "?STORM_"); 2640 buf[0] = storm_letter; 2641 strcpy(buf + strlen(buf), mem_group); 2642 } else { 2643 strcpy(buf, mem_group); 2644 } 2645 2646 offset += qed_dump_str_param(dump_buf + offset, dump, "type", buf); 2647 2648 return offset; 2649 } 2650 2651 /* Dumps a single GRC memory. If name is NULL, the memory is stored by address. 2652 * Returns the dumped size in dwords. 2653 * The addr and len arguments are specified in dwords. 2654 */ 2655 static u32 qed_grc_dump_mem(struct qed_hwfn *p_hwfn, 2656 struct qed_ptt *p_ptt, 2657 u32 *dump_buf, 2658 bool dump, 2659 const char *name, 2660 u32 addr, 2661 u32 len, 2662 bool wide_bus, 2663 u32 bit_width, 2664 bool packed, 2665 const char *mem_group, char storm_letter) 2666 { 2667 u32 offset = 0; 2668 2669 offset += qed_grc_dump_mem_hdr(p_hwfn, 2670 dump_buf + offset, 2671 dump, 2672 name, 2673 addr, 2674 len, 2675 bit_width, 2676 packed, mem_group, storm_letter); 2677 offset += qed_grc_dump_addr_range(p_hwfn, 2678 p_ptt, 2679 dump_buf + offset, 2680 dump, addr, len, wide_bus, 2681 SPLIT_TYPE_NONE, 0); 2682 2683 return offset; 2684 } 2685 2686 /* Dumps GRC memories entries. Returns the dumped size in dwords. */ 2687 static u32 qed_grc_dump_mem_entries(struct qed_hwfn *p_hwfn, 2688 struct qed_ptt *p_ptt, 2689 struct virt_mem_desc input_mems_arr, 2690 u32 *dump_buf, bool dump) 2691 { 2692 u32 i, offset = 0, input_offset = 0; 2693 bool mode_match = true; 2694 2695 while (input_offset < BYTES_TO_DWORDS(input_mems_arr.size)) { 2696 const struct dbg_dump_cond_hdr *cond_hdr; 2697 u16 modes_buf_offset; 2698 u32 num_entries; 2699 bool eval_mode; 2700 2701 cond_hdr = 2702 (const struct dbg_dump_cond_hdr *)input_mems_arr.ptr + 2703 input_offset++; 2704 num_entries = cond_hdr->data_size / MEM_DUMP_ENTRY_SIZE_DWORDS; 2705 2706 /* Check required mode */ 2707 eval_mode = GET_FIELD(cond_hdr->mode.data, 2708 DBG_MODE_HDR_EVAL_MODE) > 0; 2709 if (eval_mode) { 2710 modes_buf_offset = 2711 GET_FIELD(cond_hdr->mode.data, 2712 DBG_MODE_HDR_MODES_BUF_OFFSET); 2713 mode_match = qed_is_mode_match(p_hwfn, 2714 &modes_buf_offset); 2715 } 2716 2717 if (!mode_match) { 2718 input_offset += cond_hdr->data_size; 2719 continue; 2720 } 2721 2722 for (i = 0; i < num_entries; 2723 i++, input_offset += MEM_DUMP_ENTRY_SIZE_DWORDS) { 2724 const struct dbg_dump_mem *mem = 2725 (const struct dbg_dump_mem *)((u32 *) 2726 input_mems_arr.ptr 2727 + input_offset); 2728 const struct dbg_block *block; 2729 char storm_letter = 0; 2730 u32 mem_addr, mem_len; 2731 bool mem_wide_bus; 2732 u8 mem_group_id; 2733 2734 mem_group_id = GET_FIELD(mem->dword0, 2735 DBG_DUMP_MEM_MEM_GROUP_ID); 2736 if (mem_group_id >= MEM_GROUPS_NUM) { 2737 DP_NOTICE(p_hwfn, "Invalid mem_group_id\n"); 2738 return 0; 2739 } 2740 2741 if (!qed_grc_is_mem_included(p_hwfn, 2742 (enum block_id) 2743 cond_hdr->block_id, 2744 mem_group_id)) 2745 continue; 2746 2747 mem_addr = GET_FIELD(mem->dword0, DBG_DUMP_MEM_ADDRESS); 2748 mem_len = GET_FIELD(mem->dword1, DBG_DUMP_MEM_LENGTH); 2749 mem_wide_bus = GET_FIELD(mem->dword1, 2750 DBG_DUMP_MEM_WIDE_BUS); 2751 2752 block = get_dbg_block(p_hwfn, 2753 cond_hdr->block_id); 2754 2755 /* If memory is associated with Storm, 2756 * update storm details 2757 */ 2758 if (block->associated_storm_letter) 2759 storm_letter = block->associated_storm_letter; 2760 2761 /* Dump memory */ 2762 offset += qed_grc_dump_mem(p_hwfn, 2763 p_ptt, 2764 dump_buf + offset, 2765 dump, 2766 NULL, 2767 mem_addr, 2768 mem_len, 2769 mem_wide_bus, 2770 0, 2771 false, 2772 s_mem_group_names[mem_group_id], 2773 storm_letter); 2774 } 2775 } 2776 2777 return offset; 2778 } 2779 2780 /* Dumps GRC memories according to the input array dump_mem. 2781 * Returns the dumped size in dwords. 2782 */ 2783 static u32 qed_grc_dump_memories(struct qed_hwfn *p_hwfn, 2784 struct qed_ptt *p_ptt, 2785 u32 *dump_buf, bool dump) 2786 { 2787 struct virt_mem_desc *dbg_buf = 2788 &p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM]; 2789 u32 offset = 0, input_offset = 0; 2790 2791 while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) { 2792 const struct dbg_dump_split_hdr *split_hdr; 2793 struct virt_mem_desc curr_input_mems_arr; 2794 enum init_split_types split_type; 2795 u32 split_data_size; 2796 2797 split_hdr = 2798 (const struct dbg_dump_split_hdr *)dbg_buf->ptr + 2799 input_offset++; 2800 split_type = GET_FIELD(split_hdr->hdr, 2801 DBG_DUMP_SPLIT_HDR_SPLIT_TYPE_ID); 2802 split_data_size = GET_FIELD(split_hdr->hdr, 2803 DBG_DUMP_SPLIT_HDR_DATA_SIZE); 2804 curr_input_mems_arr.ptr = (u32 *)dbg_buf->ptr + input_offset; 2805 curr_input_mems_arr.size = DWORDS_TO_BYTES(split_data_size); 2806 2807 if (split_type == SPLIT_TYPE_NONE) 2808 offset += qed_grc_dump_mem_entries(p_hwfn, 2809 p_ptt, 2810 curr_input_mems_arr, 2811 dump_buf + offset, 2812 dump); 2813 else 2814 DP_NOTICE(p_hwfn, 2815 "Dumping split memories is currently not supported\n"); 2816 2817 input_offset += split_data_size; 2818 } 2819 2820 return offset; 2821 } 2822 2823 /* Dumps GRC context data for the specified Storm. 2824 * Returns the dumped size in dwords. 2825 * The lid_size argument is specified in quad-regs. 2826 */ 2827 static u32 qed_grc_dump_ctx_data(struct qed_hwfn *p_hwfn, 2828 struct qed_ptt *p_ptt, 2829 u32 *dump_buf, 2830 bool dump, 2831 const char *name, 2832 u32 num_lids, 2833 enum cm_ctx_types ctx_type, u8 storm_id) 2834 { 2835 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2836 struct storm_defs *storm = &s_storm_defs[storm_id]; 2837 u32 i, lid, lid_size, total_size; 2838 u32 rd_reg_addr, offset = 0; 2839 2840 /* Convert quad-regs to dwords */ 2841 lid_size = storm->cm_ctx_lid_sizes[dev_data->chip_id][ctx_type] * 4; 2842 2843 if (!lid_size) 2844 return 0; 2845 2846 total_size = num_lids * lid_size; 2847 2848 offset += qed_grc_dump_mem_hdr(p_hwfn, 2849 dump_buf + offset, 2850 dump, 2851 name, 2852 0, 2853 total_size, 2854 lid_size * 32, 2855 false, name, storm->letter); 2856 2857 if (!dump) 2858 return offset + total_size; 2859 2860 rd_reg_addr = BYTES_TO_DWORDS(storm->cm_ctx_rd_addr[ctx_type]); 2861 2862 /* Dump context data */ 2863 for (lid = 0; lid < num_lids; lid++) { 2864 for (i = 0; i < lid_size; i++) { 2865 qed_wr(p_hwfn, 2866 p_ptt, storm->cm_ctx_wr_addr, (i << 9) | lid); 2867 offset += qed_grc_dump_addr_range(p_hwfn, 2868 p_ptt, 2869 dump_buf + offset, 2870 dump, 2871 rd_reg_addr, 2872 1, 2873 false, 2874 SPLIT_TYPE_NONE, 0); 2875 } 2876 } 2877 2878 return offset; 2879 } 2880 2881 /* Dumps GRC contexts. Returns the dumped size in dwords. */ 2882 static u32 qed_grc_dump_ctx(struct qed_hwfn *p_hwfn, 2883 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 2884 { 2885 u32 offset = 0; 2886 u8 storm_id; 2887 2888 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 2889 if (!qed_grc_is_storm_included(p_hwfn, 2890 (enum dbg_storms)storm_id)) 2891 continue; 2892 2893 /* Dump Conn AG context size */ 2894 offset += qed_grc_dump_ctx_data(p_hwfn, 2895 p_ptt, 2896 dump_buf + offset, 2897 dump, 2898 "CONN_AG_CTX", 2899 NUM_OF_LCIDS, 2900 CM_CTX_CONN_AG, storm_id); 2901 2902 /* Dump Conn ST context size */ 2903 offset += qed_grc_dump_ctx_data(p_hwfn, 2904 p_ptt, 2905 dump_buf + offset, 2906 dump, 2907 "CONN_ST_CTX", 2908 NUM_OF_LCIDS, 2909 CM_CTX_CONN_ST, storm_id); 2910 2911 /* Dump Task AG context size */ 2912 offset += qed_grc_dump_ctx_data(p_hwfn, 2913 p_ptt, 2914 dump_buf + offset, 2915 dump, 2916 "TASK_AG_CTX", 2917 NUM_OF_LTIDS, 2918 CM_CTX_TASK_AG, storm_id); 2919 2920 /* Dump Task ST context size */ 2921 offset += qed_grc_dump_ctx_data(p_hwfn, 2922 p_ptt, 2923 dump_buf + offset, 2924 dump, 2925 "TASK_ST_CTX", 2926 NUM_OF_LTIDS, 2927 CM_CTX_TASK_ST, storm_id); 2928 } 2929 2930 return offset; 2931 } 2932 2933 #define VFC_STATUS_RESP_READY_BIT 0 2934 #define VFC_STATUS_BUSY_BIT 1 2935 #define VFC_STATUS_SENDING_CMD_BIT 2 2936 2937 #define VFC_POLLING_DELAY_MS 1 2938 #define VFC_POLLING_COUNT 20 2939 2940 /* Reads data from VFC. Returns the number of dwords read (0 on error). 2941 * Sizes are specified in dwords. 2942 */ 2943 static u32 qed_grc_dump_read_from_vfc(struct qed_hwfn *p_hwfn, 2944 struct qed_ptt *p_ptt, 2945 struct storm_defs *storm, 2946 u32 *cmd_data, 2947 u32 cmd_size, 2948 u32 *addr_data, 2949 u32 addr_size, 2950 u32 resp_size, u32 *dump_buf) 2951 { 2952 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 2953 u32 vfc_status, polling_ms, polling_count = 0, i; 2954 u32 reg_addr, sem_base; 2955 bool is_ready = false; 2956 2957 sem_base = storm->sem_fast_mem_addr; 2958 polling_ms = VFC_POLLING_DELAY_MS * 2959 s_hw_type_defs[dev_data->hw_type].delay_factor; 2960 2961 /* Write VFC command */ 2962 ARR_REG_WR(p_hwfn, 2963 p_ptt, 2964 sem_base + SEM_FAST_REG_VFC_DATA_WR, 2965 cmd_data, cmd_size); 2966 2967 /* Write VFC address */ 2968 ARR_REG_WR(p_hwfn, 2969 p_ptt, 2970 sem_base + SEM_FAST_REG_VFC_ADDR, 2971 addr_data, addr_size); 2972 2973 /* Read response */ 2974 for (i = 0; i < resp_size; i++) { 2975 /* Poll until ready */ 2976 do { 2977 reg_addr = sem_base + SEM_FAST_REG_VFC_STATUS; 2978 qed_grc_dump_addr_range(p_hwfn, 2979 p_ptt, 2980 &vfc_status, 2981 true, 2982 BYTES_TO_DWORDS(reg_addr), 2983 1, 2984 false, SPLIT_TYPE_NONE, 0); 2985 is_ready = vfc_status & BIT(VFC_STATUS_RESP_READY_BIT); 2986 2987 if (!is_ready) { 2988 if (polling_count++ == VFC_POLLING_COUNT) 2989 return 0; 2990 2991 msleep(polling_ms); 2992 } 2993 } while (!is_ready); 2994 2995 reg_addr = sem_base + SEM_FAST_REG_VFC_DATA_RD; 2996 qed_grc_dump_addr_range(p_hwfn, 2997 p_ptt, 2998 dump_buf + i, 2999 true, 3000 BYTES_TO_DWORDS(reg_addr), 3001 1, false, SPLIT_TYPE_NONE, 0); 3002 } 3003 3004 return resp_size; 3005 } 3006 3007 /* Dump VFC CAM. Returns the dumped size in dwords. */ 3008 static u32 qed_grc_dump_vfc_cam(struct qed_hwfn *p_hwfn, 3009 struct qed_ptt *p_ptt, 3010 u32 *dump_buf, bool dump, u8 storm_id) 3011 { 3012 u32 total_size = VFC_CAM_NUM_ROWS * VFC_CAM_RESP_DWORDS; 3013 struct storm_defs *storm = &s_storm_defs[storm_id]; 3014 u32 cam_addr[VFC_CAM_ADDR_DWORDS] = { 0 }; 3015 u32 cam_cmd[VFC_CAM_CMD_DWORDS] = { 0 }; 3016 u32 row, offset = 0; 3017 3018 offset += qed_grc_dump_mem_hdr(p_hwfn, 3019 dump_buf + offset, 3020 dump, 3021 "vfc_cam", 3022 0, 3023 total_size, 3024 256, 3025 false, "vfc_cam", storm->letter); 3026 3027 if (!dump) 3028 return offset + total_size; 3029 3030 /* Prepare CAM address */ 3031 SET_VAR_FIELD(cam_addr, VFC_CAM_ADDR, OP, VFC_OPCODE_CAM_RD); 3032 3033 /* Read VFC CAM data */ 3034 for (row = 0; row < VFC_CAM_NUM_ROWS; row++) { 3035 SET_VAR_FIELD(cam_cmd, VFC_CAM_CMD, ROW, row); 3036 offset += qed_grc_dump_read_from_vfc(p_hwfn, 3037 p_ptt, 3038 storm, 3039 cam_cmd, 3040 VFC_CAM_CMD_DWORDS, 3041 cam_addr, 3042 VFC_CAM_ADDR_DWORDS, 3043 VFC_CAM_RESP_DWORDS, 3044 dump_buf + offset); 3045 } 3046 3047 return offset; 3048 } 3049 3050 /* Dump VFC RAM. Returns the dumped size in dwords. */ 3051 static u32 qed_grc_dump_vfc_ram(struct qed_hwfn *p_hwfn, 3052 struct qed_ptt *p_ptt, 3053 u32 *dump_buf, 3054 bool dump, 3055 u8 storm_id, struct vfc_ram_defs *ram_defs) 3056 { 3057 u32 total_size = ram_defs->num_rows * VFC_RAM_RESP_DWORDS; 3058 struct storm_defs *storm = &s_storm_defs[storm_id]; 3059 u32 ram_addr[VFC_RAM_ADDR_DWORDS] = { 0 }; 3060 u32 ram_cmd[VFC_RAM_CMD_DWORDS] = { 0 }; 3061 u32 row, offset = 0; 3062 3063 offset += qed_grc_dump_mem_hdr(p_hwfn, 3064 dump_buf + offset, 3065 dump, 3066 ram_defs->mem_name, 3067 0, 3068 total_size, 3069 256, 3070 false, 3071 ram_defs->type_name, 3072 storm->letter); 3073 3074 if (!dump) 3075 return offset + total_size; 3076 3077 /* Prepare RAM address */ 3078 SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, OP, VFC_OPCODE_RAM_RD); 3079 3080 /* Read VFC RAM data */ 3081 for (row = ram_defs->base_row; 3082 row < ram_defs->base_row + ram_defs->num_rows; row++) { 3083 SET_VAR_FIELD(ram_addr, VFC_RAM_ADDR, ROW, row); 3084 offset += qed_grc_dump_read_from_vfc(p_hwfn, 3085 p_ptt, 3086 storm, 3087 ram_cmd, 3088 VFC_RAM_CMD_DWORDS, 3089 ram_addr, 3090 VFC_RAM_ADDR_DWORDS, 3091 VFC_RAM_RESP_DWORDS, 3092 dump_buf + offset); 3093 } 3094 3095 return offset; 3096 } 3097 3098 /* Dumps GRC VFC data. Returns the dumped size in dwords. */ 3099 static u32 qed_grc_dump_vfc(struct qed_hwfn *p_hwfn, 3100 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3101 { 3102 u8 storm_id, i; 3103 u32 offset = 0; 3104 3105 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 3106 if (!qed_grc_is_storm_included(p_hwfn, 3107 (enum dbg_storms)storm_id) || 3108 !s_storm_defs[storm_id].has_vfc) 3109 continue; 3110 3111 /* Read CAM */ 3112 offset += qed_grc_dump_vfc_cam(p_hwfn, 3113 p_ptt, 3114 dump_buf + offset, 3115 dump, storm_id); 3116 3117 /* Read RAM */ 3118 for (i = 0; i < NUM_VFC_RAM_TYPES; i++) 3119 offset += qed_grc_dump_vfc_ram(p_hwfn, 3120 p_ptt, 3121 dump_buf + offset, 3122 dump, 3123 storm_id, 3124 &s_vfc_ram_defs[i]); 3125 } 3126 3127 return offset; 3128 } 3129 3130 /* Dumps GRC RSS data. Returns the dumped size in dwords. */ 3131 static u32 qed_grc_dump_rss(struct qed_hwfn *p_hwfn, 3132 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3133 { 3134 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3135 u32 offset = 0; 3136 u8 rss_mem_id; 3137 3138 for (rss_mem_id = 0; rss_mem_id < NUM_RSS_MEM_TYPES; rss_mem_id++) { 3139 u32 rss_addr, num_entries, total_dwords; 3140 struct rss_mem_defs *rss_defs; 3141 u32 addr, num_dwords_to_read; 3142 bool packed; 3143 3144 rss_defs = &s_rss_mem_defs[rss_mem_id]; 3145 rss_addr = rss_defs->addr; 3146 num_entries = rss_defs->num_entries[dev_data->chip_id]; 3147 total_dwords = (num_entries * rss_defs->entry_width) / 32; 3148 packed = (rss_defs->entry_width == 16); 3149 3150 offset += qed_grc_dump_mem_hdr(p_hwfn, 3151 dump_buf + offset, 3152 dump, 3153 rss_defs->mem_name, 3154 0, 3155 total_dwords, 3156 rss_defs->entry_width, 3157 packed, 3158 rss_defs->type_name, 0); 3159 3160 /* Dump RSS data */ 3161 if (!dump) { 3162 offset += total_dwords; 3163 continue; 3164 } 3165 3166 addr = BYTES_TO_DWORDS(RSS_REG_RSS_RAM_DATA); 3167 while (total_dwords) { 3168 num_dwords_to_read = min_t(u32, 3169 RSS_REG_RSS_RAM_DATA_SIZE, 3170 total_dwords); 3171 qed_wr(p_hwfn, p_ptt, RSS_REG_RSS_RAM_ADDR, rss_addr); 3172 offset += qed_grc_dump_addr_range(p_hwfn, 3173 p_ptt, 3174 dump_buf + offset, 3175 dump, 3176 addr, 3177 num_dwords_to_read, 3178 false, 3179 SPLIT_TYPE_NONE, 0); 3180 total_dwords -= num_dwords_to_read; 3181 rss_addr++; 3182 } 3183 } 3184 3185 return offset; 3186 } 3187 3188 /* Dumps GRC Big RAM. Returns the dumped size in dwords. */ 3189 static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn, 3190 struct qed_ptt *p_ptt, 3191 u32 *dump_buf, bool dump, u8 big_ram_id) 3192 { 3193 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3194 u32 block_size, ram_size, offset = 0, reg_val, i; 3195 char mem_name[12] = "???_BIG_RAM"; 3196 char type_name[8] = "???_RAM"; 3197 struct big_ram_defs *big_ram; 3198 3199 big_ram = &s_big_ram_defs[big_ram_id]; 3200 ram_size = big_ram->ram_size[dev_data->chip_id]; 3201 3202 reg_val = qed_rd(p_hwfn, p_ptt, big_ram->is_256b_reg_addr); 3203 block_size = reg_val & 3204 BIT(big_ram->is_256b_bit_offset[dev_data->chip_id]) ? 256 3205 : 128; 3206 3207 memcpy(type_name, big_ram->instance_name, BIG_RAM_NAME_LEN); 3208 memcpy(mem_name, big_ram->instance_name, BIG_RAM_NAME_LEN); 3209 3210 /* Dump memory header */ 3211 offset += qed_grc_dump_mem_hdr(p_hwfn, 3212 dump_buf + offset, 3213 dump, 3214 mem_name, 3215 0, 3216 ram_size, 3217 block_size * 8, 3218 false, type_name, 0); 3219 3220 /* Read and dump Big RAM data */ 3221 if (!dump) 3222 return offset + ram_size; 3223 3224 /* Dump Big RAM */ 3225 for (i = 0; i < DIV_ROUND_UP(ram_size, BRB_REG_BIG_RAM_DATA_SIZE); 3226 i++) { 3227 u32 addr, len; 3228 3229 qed_wr(p_hwfn, p_ptt, big_ram->addr_reg_addr, i); 3230 addr = BYTES_TO_DWORDS(big_ram->data_reg_addr); 3231 len = BRB_REG_BIG_RAM_DATA_SIZE; 3232 offset += qed_grc_dump_addr_range(p_hwfn, 3233 p_ptt, 3234 dump_buf + offset, 3235 dump, 3236 addr, 3237 len, 3238 false, SPLIT_TYPE_NONE, 0); 3239 } 3240 3241 return offset; 3242 } 3243 3244 /* Dumps MCP scratchpad. Returns the dumped size in dwords. */ 3245 static u32 qed_grc_dump_mcp(struct qed_hwfn *p_hwfn, 3246 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3247 { 3248 bool block_enable[MAX_BLOCK_ID] = { 0 }; 3249 u32 offset = 0, addr; 3250 bool halted = false; 3251 3252 /* Halt MCP */ 3253 if (dump && !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) { 3254 halted = !qed_mcp_halt(p_hwfn, p_ptt); 3255 if (!halted) 3256 DP_NOTICE(p_hwfn, "MCP halt failed!\n"); 3257 } 3258 3259 /* Dump MCP scratchpad */ 3260 offset += qed_grc_dump_mem(p_hwfn, 3261 p_ptt, 3262 dump_buf + offset, 3263 dump, 3264 NULL, 3265 BYTES_TO_DWORDS(MCP_REG_SCRATCH), 3266 MCP_REG_SCRATCH_SIZE, 3267 false, 0, false, "MCP", 0); 3268 3269 /* Dump MCP cpu_reg_file */ 3270 offset += qed_grc_dump_mem(p_hwfn, 3271 p_ptt, 3272 dump_buf + offset, 3273 dump, 3274 NULL, 3275 BYTES_TO_DWORDS(MCP_REG_CPU_REG_FILE), 3276 MCP_REG_CPU_REG_FILE_SIZE, 3277 false, 0, false, "MCP", 0); 3278 3279 /* Dump MCP registers */ 3280 block_enable[BLOCK_MCP] = true; 3281 offset += qed_grc_dump_registers(p_hwfn, 3282 p_ptt, 3283 dump_buf + offset, 3284 dump, block_enable, "MCP"); 3285 3286 /* Dump required non-MCP registers */ 3287 offset += qed_grc_dump_regs_hdr(dump_buf + offset, 3288 dump, 1, SPLIT_TYPE_NONE, 0, 3289 "MCP"); 3290 addr = BYTES_TO_DWORDS(MISC_REG_SHARED_MEM_ADDR); 3291 offset += qed_grc_dump_reg_entry(p_hwfn, 3292 p_ptt, 3293 dump_buf + offset, 3294 dump, 3295 addr, 3296 1, 3297 false, SPLIT_TYPE_NONE, 0); 3298 3299 /* Release MCP */ 3300 if (halted && qed_mcp_resume(p_hwfn, p_ptt)) 3301 DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n"); 3302 3303 return offset; 3304 } 3305 3306 /* Dumps the tbus indirect memory for all PHYs. 3307 * Returns the dumped size in dwords. 3308 */ 3309 static u32 qed_grc_dump_phy(struct qed_hwfn *p_hwfn, 3310 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3311 { 3312 u32 offset = 0, tbus_lo_offset, tbus_hi_offset; 3313 char mem_name[32]; 3314 u8 phy_id; 3315 3316 for (phy_id = 0; phy_id < ARRAY_SIZE(s_phy_defs); phy_id++) { 3317 u32 addr_lo_addr, addr_hi_addr, data_lo_addr, data_hi_addr; 3318 struct phy_defs *phy_defs; 3319 u8 *bytes_buf; 3320 3321 phy_defs = &s_phy_defs[phy_id]; 3322 addr_lo_addr = phy_defs->base_addr + 3323 phy_defs->tbus_addr_lo_addr; 3324 addr_hi_addr = phy_defs->base_addr + 3325 phy_defs->tbus_addr_hi_addr; 3326 data_lo_addr = phy_defs->base_addr + 3327 phy_defs->tbus_data_lo_addr; 3328 data_hi_addr = phy_defs->base_addr + 3329 phy_defs->tbus_data_hi_addr; 3330 3331 if (snprintf(mem_name, sizeof(mem_name), "tbus_%s", 3332 phy_defs->phy_name) < 0) 3333 DP_NOTICE(p_hwfn, 3334 "Unexpected debug error: invalid PHY memory name\n"); 3335 3336 offset += qed_grc_dump_mem_hdr(p_hwfn, 3337 dump_buf + offset, 3338 dump, 3339 mem_name, 3340 0, 3341 PHY_DUMP_SIZE_DWORDS, 3342 16, true, mem_name, 0); 3343 3344 if (!dump) { 3345 offset += PHY_DUMP_SIZE_DWORDS; 3346 continue; 3347 } 3348 3349 bytes_buf = (u8 *)(dump_buf + offset); 3350 for (tbus_hi_offset = 0; 3351 tbus_hi_offset < (NUM_PHY_TBUS_ADDRESSES >> 8); 3352 tbus_hi_offset++) { 3353 qed_wr(p_hwfn, p_ptt, addr_hi_addr, tbus_hi_offset); 3354 for (tbus_lo_offset = 0; tbus_lo_offset < 256; 3355 tbus_lo_offset++) { 3356 qed_wr(p_hwfn, 3357 p_ptt, addr_lo_addr, tbus_lo_offset); 3358 *(bytes_buf++) = (u8)qed_rd(p_hwfn, 3359 p_ptt, 3360 data_lo_addr); 3361 *(bytes_buf++) = (u8)qed_rd(p_hwfn, 3362 p_ptt, 3363 data_hi_addr); 3364 } 3365 } 3366 3367 offset += PHY_DUMP_SIZE_DWORDS; 3368 } 3369 3370 return offset; 3371 } 3372 3373 /* Dumps the MCP HW dump from NVRAM. Returns the dumped size in dwords. */ 3374 static u32 qed_grc_dump_mcp_hw_dump(struct qed_hwfn *p_hwfn, 3375 struct qed_ptt *p_ptt, 3376 u32 *dump_buf, bool dump) 3377 { 3378 u32 hw_dump_offset_bytes = 0, hw_dump_size_bytes = 0; 3379 u32 hw_dump_size_dwords = 0, offset = 0; 3380 enum dbg_status status; 3381 3382 /* Read HW dump image from NVRAM */ 3383 status = qed_find_nvram_image(p_hwfn, 3384 p_ptt, 3385 NVM_TYPE_HW_DUMP_OUT, 3386 &hw_dump_offset_bytes, 3387 &hw_dump_size_bytes, 3388 false); 3389 if (status != DBG_STATUS_OK) 3390 return 0; 3391 3392 hw_dump_size_dwords = BYTES_TO_DWORDS(hw_dump_size_bytes); 3393 3394 /* Dump HW dump image section */ 3395 offset += qed_dump_section_hdr(dump_buf + offset, 3396 dump, "mcp_hw_dump", 1); 3397 offset += qed_dump_num_param(dump_buf + offset, 3398 dump, "size", hw_dump_size_dwords); 3399 3400 /* Read MCP HW dump image into dump buffer */ 3401 if (dump && hw_dump_size_dwords) { 3402 status = qed_nvram_read(p_hwfn, 3403 p_ptt, 3404 hw_dump_offset_bytes, 3405 hw_dump_size_bytes, 3406 dump_buf + offset, 3407 false); 3408 if (status != DBG_STATUS_OK) { 3409 DP_NOTICE(p_hwfn, 3410 "Failed to read MCP HW Dump image from NVRAM\n"); 3411 return 0; 3412 } 3413 } 3414 offset += hw_dump_size_dwords; 3415 3416 return offset; 3417 } 3418 3419 /* Dumps Static Debug data. Returns the dumped size in dwords. */ 3420 static u32 qed_grc_dump_static_debug(struct qed_hwfn *p_hwfn, 3421 struct qed_ptt *p_ptt, 3422 u32 *dump_buf, bool dump) 3423 { 3424 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3425 u32 block_id, line_id, offset = 0, addr, len; 3426 3427 /* Don't dump static debug if a debug bus recording is in progress */ 3428 if (dump && qed_rd(p_hwfn, p_ptt, DBG_REG_DBG_BLOCK_ON)) 3429 return 0; 3430 3431 if (dump) { 3432 /* Disable debug bus in all blocks */ 3433 qed_bus_disable_blocks(p_hwfn, p_ptt); 3434 3435 qed_bus_reset_dbg_block(p_hwfn, p_ptt); 3436 qed_wr(p_hwfn, 3437 p_ptt, DBG_REG_FRAMING_MODE, DBG_BUS_FRAME_MODE_8HW); 3438 qed_wr(p_hwfn, 3439 p_ptt, DBG_REG_DEBUG_TARGET, DBG_BUS_TARGET_ID_INT_BUF); 3440 qed_wr(p_hwfn, p_ptt, DBG_REG_FULL_MODE, 1); 3441 qed_bus_enable_dbg_block(p_hwfn, p_ptt, true); 3442 } 3443 3444 /* Dump all static debug lines for each relevant block */ 3445 for (block_id = 0; block_id < MAX_BLOCK_ID; block_id++) { 3446 const struct dbg_block_chip *block_per_chip; 3447 const struct dbg_block *block; 3448 bool is_removed, has_dbg_bus; 3449 u16 modes_buf_offset; 3450 u32 block_dwords; 3451 3452 block_per_chip = 3453 qed_get_dbg_block_per_chip(p_hwfn, (enum block_id)block_id); 3454 is_removed = GET_FIELD(block_per_chip->flags, 3455 DBG_BLOCK_CHIP_IS_REMOVED); 3456 has_dbg_bus = GET_FIELD(block_per_chip->flags, 3457 DBG_BLOCK_CHIP_HAS_DBG_BUS); 3458 3459 if (!is_removed && has_dbg_bus && 3460 GET_FIELD(block_per_chip->dbg_bus_mode.data, 3461 DBG_MODE_HDR_EVAL_MODE) > 0) { 3462 modes_buf_offset = 3463 GET_FIELD(block_per_chip->dbg_bus_mode.data, 3464 DBG_MODE_HDR_MODES_BUF_OFFSET); 3465 if (!qed_is_mode_match(p_hwfn, &modes_buf_offset)) 3466 has_dbg_bus = false; 3467 } 3468 3469 if (is_removed || !has_dbg_bus) 3470 continue; 3471 3472 block_dwords = NUM_DBG_LINES(block_per_chip) * 3473 STATIC_DEBUG_LINE_DWORDS; 3474 3475 /* Dump static section params */ 3476 block = get_dbg_block(p_hwfn, (enum block_id)block_id); 3477 offset += qed_grc_dump_mem_hdr(p_hwfn, 3478 dump_buf + offset, 3479 dump, 3480 block->name, 3481 0, 3482 block_dwords, 3483 32, false, "STATIC", 0); 3484 3485 if (!dump) { 3486 offset += block_dwords; 3487 continue; 3488 } 3489 3490 /* If all lines are invalid - dump zeros */ 3491 if (dev_data->block_in_reset[block_id]) { 3492 memset(dump_buf + offset, 0, 3493 DWORDS_TO_BYTES(block_dwords)); 3494 offset += block_dwords; 3495 continue; 3496 } 3497 3498 /* Enable block's client */ 3499 qed_bus_enable_clients(p_hwfn, 3500 p_ptt, 3501 BIT(block_per_chip->dbg_client_id)); 3502 3503 addr = BYTES_TO_DWORDS(DBG_REG_CALENDAR_OUT_DATA); 3504 len = STATIC_DEBUG_LINE_DWORDS; 3505 for (line_id = 0; line_id < (u32)NUM_DBG_LINES(block_per_chip); 3506 line_id++) { 3507 /* Configure debug line ID */ 3508 qed_bus_config_dbg_line(p_hwfn, 3509 p_ptt, 3510 (enum block_id)block_id, 3511 (u8)line_id, 0xf, 0, 0, 0); 3512 3513 /* Read debug line info */ 3514 offset += qed_grc_dump_addr_range(p_hwfn, 3515 p_ptt, 3516 dump_buf + offset, 3517 dump, 3518 addr, 3519 len, 3520 true, SPLIT_TYPE_NONE, 3521 0); 3522 } 3523 3524 /* Disable block's client and debug output */ 3525 qed_bus_enable_clients(p_hwfn, p_ptt, 0); 3526 qed_bus_config_dbg_line(p_hwfn, p_ptt, 3527 (enum block_id)block_id, 0, 0, 0, 0, 0); 3528 } 3529 3530 if (dump) { 3531 qed_bus_enable_dbg_block(p_hwfn, p_ptt, false); 3532 qed_bus_enable_clients(p_hwfn, p_ptt, 0); 3533 } 3534 3535 return offset; 3536 } 3537 3538 /* Performs GRC Dump to the specified buffer. 3539 * Returns the dumped size in dwords. 3540 */ 3541 static enum dbg_status qed_grc_dump(struct qed_hwfn *p_hwfn, 3542 struct qed_ptt *p_ptt, 3543 u32 *dump_buf, 3544 bool dump, u32 *num_dumped_dwords) 3545 { 3546 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3547 bool parities_masked = false; 3548 u32 dwords_read, offset = 0; 3549 u8 i; 3550 3551 *num_dumped_dwords = 0; 3552 dev_data->num_regs_read = 0; 3553 3554 /* Update reset state */ 3555 if (dump) 3556 qed_update_blocks_reset_state(p_hwfn, p_ptt); 3557 3558 /* Dump global params */ 3559 offset += qed_dump_common_global_params(p_hwfn, 3560 p_ptt, 3561 dump_buf + offset, dump, 4); 3562 offset += qed_dump_str_param(dump_buf + offset, 3563 dump, "dump-type", "grc-dump"); 3564 offset += qed_dump_num_param(dump_buf + offset, 3565 dump, 3566 "num-lcids", 3567 NUM_OF_LCIDS); 3568 offset += qed_dump_num_param(dump_buf + offset, 3569 dump, 3570 "num-ltids", 3571 NUM_OF_LTIDS); 3572 offset += qed_dump_num_param(dump_buf + offset, 3573 dump, "num-ports", dev_data->num_ports); 3574 3575 /* Dump reset registers (dumped before taking blocks out of reset ) */ 3576 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) 3577 offset += qed_grc_dump_reset_regs(p_hwfn, 3578 p_ptt, 3579 dump_buf + offset, dump); 3580 3581 /* Take all blocks out of reset (using reset registers) */ 3582 if (dump) { 3583 qed_grc_unreset_blocks(p_hwfn, p_ptt, false); 3584 qed_update_blocks_reset_state(p_hwfn, p_ptt); 3585 } 3586 3587 /* Disable all parities using MFW command */ 3588 if (dump && 3589 !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP)) { 3590 parities_masked = !qed_mcp_mask_parities(p_hwfn, p_ptt, 1); 3591 if (!parities_masked) { 3592 DP_NOTICE(p_hwfn, 3593 "Failed to mask parities using MFW\n"); 3594 if (qed_grc_get_param 3595 (p_hwfn, DBG_GRC_PARAM_PARITY_SAFE)) 3596 return DBG_STATUS_MCP_COULD_NOT_MASK_PRTY; 3597 } 3598 } 3599 3600 /* Dump modified registers (dumped before modifying them) */ 3601 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) 3602 offset += qed_grc_dump_modified_regs(p_hwfn, 3603 p_ptt, 3604 dump_buf + offset, dump); 3605 3606 /* Stall storms */ 3607 if (dump && 3608 (qed_grc_is_included(p_hwfn, 3609 DBG_GRC_PARAM_DUMP_IOR) || 3610 qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC))) 3611 qed_grc_stall_storms(p_hwfn, p_ptt, true); 3612 3613 /* Dump all regs */ 3614 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_REGS)) { 3615 bool block_enable[MAX_BLOCK_ID]; 3616 3617 /* Dump all blocks except MCP */ 3618 for (i = 0; i < MAX_BLOCK_ID; i++) 3619 block_enable[i] = true; 3620 block_enable[BLOCK_MCP] = false; 3621 offset += qed_grc_dump_registers(p_hwfn, 3622 p_ptt, 3623 dump_buf + 3624 offset, 3625 dump, 3626 block_enable, NULL); 3627 3628 /* Dump special registers */ 3629 offset += qed_grc_dump_special_regs(p_hwfn, 3630 p_ptt, 3631 dump_buf + offset, dump); 3632 } 3633 3634 /* Dump memories */ 3635 offset += qed_grc_dump_memories(p_hwfn, p_ptt, dump_buf + offset, dump); 3636 3637 /* Dump MCP */ 3638 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP)) 3639 offset += qed_grc_dump_mcp(p_hwfn, 3640 p_ptt, dump_buf + offset, dump); 3641 3642 /* Dump context */ 3643 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_CM_CTX)) 3644 offset += qed_grc_dump_ctx(p_hwfn, 3645 p_ptt, dump_buf + offset, dump); 3646 3647 /* Dump RSS memories */ 3648 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_RSS)) 3649 offset += qed_grc_dump_rss(p_hwfn, 3650 p_ptt, dump_buf + offset, dump); 3651 3652 /* Dump Big RAM */ 3653 for (i = 0; i < NUM_BIG_RAM_TYPES; i++) 3654 if (qed_grc_is_included(p_hwfn, s_big_ram_defs[i].grc_param)) 3655 offset += qed_grc_dump_big_ram(p_hwfn, 3656 p_ptt, 3657 dump_buf + offset, 3658 dump, i); 3659 3660 /* Dump VFC */ 3661 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_VFC)) { 3662 dwords_read = qed_grc_dump_vfc(p_hwfn, 3663 p_ptt, dump_buf + offset, dump); 3664 offset += dwords_read; 3665 if (!dwords_read) 3666 return DBG_STATUS_VFC_READ_ERROR; 3667 } 3668 3669 /* Dump PHY tbus */ 3670 if (qed_grc_is_included(p_hwfn, 3671 DBG_GRC_PARAM_DUMP_PHY) && dev_data->chip_id == 3672 CHIP_K2 && dev_data->hw_type == HW_TYPE_ASIC) 3673 offset += qed_grc_dump_phy(p_hwfn, 3674 p_ptt, dump_buf + offset, dump); 3675 3676 /* Dump MCP HW Dump */ 3677 if (qed_grc_is_included(p_hwfn, DBG_GRC_PARAM_DUMP_MCP_HW_DUMP) && 3678 !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP) && 1) 3679 offset += qed_grc_dump_mcp_hw_dump(p_hwfn, 3680 p_ptt, 3681 dump_buf + offset, dump); 3682 3683 /* Dump static debug data (only if not during debug bus recording) */ 3684 if (qed_grc_is_included(p_hwfn, 3685 DBG_GRC_PARAM_DUMP_STATIC) && 3686 (!dump || dev_data->bus.state == DBG_BUS_STATE_IDLE)) 3687 offset += qed_grc_dump_static_debug(p_hwfn, 3688 p_ptt, 3689 dump_buf + offset, dump); 3690 3691 /* Dump last section */ 3692 offset += qed_dump_last_section(dump_buf, offset, dump); 3693 3694 if (dump) { 3695 /* Unstall storms */ 3696 if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_UNSTALL)) 3697 qed_grc_stall_storms(p_hwfn, p_ptt, false); 3698 3699 /* Clear parity status */ 3700 qed_grc_clear_all_prty(p_hwfn, p_ptt); 3701 3702 /* Enable all parities using MFW command */ 3703 if (parities_masked) 3704 qed_mcp_mask_parities(p_hwfn, p_ptt, 0); 3705 } 3706 3707 *num_dumped_dwords = offset; 3708 3709 return DBG_STATUS_OK; 3710 } 3711 3712 /* Writes the specified failing Idle Check rule to the specified buffer. 3713 * Returns the dumped size in dwords. 3714 */ 3715 static u32 qed_idle_chk_dump_failure(struct qed_hwfn *p_hwfn, 3716 struct qed_ptt *p_ptt, 3717 u32 *dump_buf, 3718 bool dump, 3719 u16 rule_id, 3720 const struct dbg_idle_chk_rule *rule, 3721 u16 fail_entry_id, u32 *cond_reg_values) 3722 { 3723 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3724 const struct dbg_idle_chk_cond_reg *cond_regs; 3725 const struct dbg_idle_chk_info_reg *info_regs; 3726 u32 i, next_reg_offset = 0, offset = 0; 3727 struct dbg_idle_chk_result_hdr *hdr; 3728 const union dbg_idle_chk_reg *regs; 3729 u8 reg_id; 3730 3731 hdr = (struct dbg_idle_chk_result_hdr *)dump_buf; 3732 regs = (const union dbg_idle_chk_reg *) 3733 p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr + 3734 rule->reg_offset; 3735 cond_regs = ®s[0].cond_reg; 3736 info_regs = ®s[rule->num_cond_regs].info_reg; 3737 3738 /* Dump rule data */ 3739 if (dump) { 3740 memset(hdr, 0, sizeof(*hdr)); 3741 hdr->rule_id = rule_id; 3742 hdr->mem_entry_id = fail_entry_id; 3743 hdr->severity = rule->severity; 3744 hdr->num_dumped_cond_regs = rule->num_cond_regs; 3745 } 3746 3747 offset += IDLE_CHK_RESULT_HDR_DWORDS; 3748 3749 /* Dump condition register values */ 3750 for (reg_id = 0; reg_id < rule->num_cond_regs; reg_id++) { 3751 const struct dbg_idle_chk_cond_reg *reg = &cond_regs[reg_id]; 3752 struct dbg_idle_chk_result_reg_hdr *reg_hdr; 3753 3754 reg_hdr = 3755 (struct dbg_idle_chk_result_reg_hdr *)(dump_buf + offset); 3756 3757 /* Write register header */ 3758 if (!dump) { 3759 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS + 3760 reg->entry_size; 3761 continue; 3762 } 3763 3764 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS; 3765 memset(reg_hdr, 0, sizeof(*reg_hdr)); 3766 reg_hdr->start_entry = reg->start_entry; 3767 reg_hdr->size = reg->entry_size; 3768 SET_FIELD(reg_hdr->data, 3769 DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM, 3770 reg->num_entries > 1 || reg->start_entry > 0 ? 1 : 0); 3771 SET_FIELD(reg_hdr->data, 3772 DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, reg_id); 3773 3774 /* Write register values */ 3775 for (i = 0; i < reg_hdr->size; i++, next_reg_offset++, offset++) 3776 dump_buf[offset] = cond_reg_values[next_reg_offset]; 3777 } 3778 3779 /* Dump info register values */ 3780 for (reg_id = 0; reg_id < rule->num_info_regs; reg_id++) { 3781 const struct dbg_idle_chk_info_reg *reg = &info_regs[reg_id]; 3782 u32 block_id; 3783 3784 /* Check if register's block is in reset */ 3785 if (!dump) { 3786 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS + reg->size; 3787 continue; 3788 } 3789 3790 block_id = GET_FIELD(reg->data, DBG_IDLE_CHK_INFO_REG_BLOCK_ID); 3791 if (block_id >= MAX_BLOCK_ID) { 3792 DP_NOTICE(p_hwfn, "Invalid block_id\n"); 3793 return 0; 3794 } 3795 3796 if (!dev_data->block_in_reset[block_id]) { 3797 struct dbg_idle_chk_result_reg_hdr *reg_hdr; 3798 bool wide_bus, eval_mode, mode_match = true; 3799 u16 modes_buf_offset; 3800 u32 addr; 3801 3802 reg_hdr = (struct dbg_idle_chk_result_reg_hdr *) 3803 (dump_buf + offset); 3804 3805 /* Check mode */ 3806 eval_mode = GET_FIELD(reg->mode.data, 3807 DBG_MODE_HDR_EVAL_MODE) > 0; 3808 if (eval_mode) { 3809 modes_buf_offset = 3810 GET_FIELD(reg->mode.data, 3811 DBG_MODE_HDR_MODES_BUF_OFFSET); 3812 mode_match = 3813 qed_is_mode_match(p_hwfn, 3814 &modes_buf_offset); 3815 } 3816 3817 if (!mode_match) 3818 continue; 3819 3820 addr = GET_FIELD(reg->data, 3821 DBG_IDLE_CHK_INFO_REG_ADDRESS); 3822 wide_bus = GET_FIELD(reg->data, 3823 DBG_IDLE_CHK_INFO_REG_WIDE_BUS); 3824 3825 /* Write register header */ 3826 offset += IDLE_CHK_RESULT_REG_HDR_DWORDS; 3827 hdr->num_dumped_info_regs++; 3828 memset(reg_hdr, 0, sizeof(*reg_hdr)); 3829 reg_hdr->size = reg->size; 3830 SET_FIELD(reg_hdr->data, 3831 DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID, 3832 rule->num_cond_regs + reg_id); 3833 3834 /* Write register values */ 3835 offset += qed_grc_dump_addr_range(p_hwfn, 3836 p_ptt, 3837 dump_buf + offset, 3838 dump, 3839 addr, 3840 reg->size, wide_bus, 3841 SPLIT_TYPE_NONE, 0); 3842 } 3843 } 3844 3845 return offset; 3846 } 3847 3848 /* Dumps idle check rule entries. Returns the dumped size in dwords. */ 3849 static u32 3850 qed_idle_chk_dump_rule_entries(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, 3851 u32 *dump_buf, bool dump, 3852 const struct dbg_idle_chk_rule *input_rules, 3853 u32 num_input_rules, u32 *num_failing_rules) 3854 { 3855 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 3856 u32 cond_reg_values[IDLE_CHK_MAX_ENTRIES_SIZE]; 3857 u32 i, offset = 0; 3858 u16 entry_id; 3859 u8 reg_id; 3860 3861 *num_failing_rules = 0; 3862 3863 for (i = 0; i < num_input_rules; i++) { 3864 const struct dbg_idle_chk_cond_reg *cond_regs; 3865 const struct dbg_idle_chk_rule *rule; 3866 const union dbg_idle_chk_reg *regs; 3867 u16 num_reg_entries = 1; 3868 bool check_rule = true; 3869 const u32 *imm_values; 3870 3871 rule = &input_rules[i]; 3872 regs = (const union dbg_idle_chk_reg *) 3873 p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr + 3874 rule->reg_offset; 3875 cond_regs = ®s[0].cond_reg; 3876 imm_values = 3877 (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr + 3878 rule->imm_offset; 3879 3880 /* Check if all condition register blocks are out of reset, and 3881 * find maximal number of entries (all condition registers that 3882 * are memories must have the same size, which is > 1). 3883 */ 3884 for (reg_id = 0; reg_id < rule->num_cond_regs && check_rule; 3885 reg_id++) { 3886 u32 block_id = 3887 GET_FIELD(cond_regs[reg_id].data, 3888 DBG_IDLE_CHK_COND_REG_BLOCK_ID); 3889 3890 if (block_id >= MAX_BLOCK_ID) { 3891 DP_NOTICE(p_hwfn, "Invalid block_id\n"); 3892 return 0; 3893 } 3894 3895 check_rule = !dev_data->block_in_reset[block_id]; 3896 if (cond_regs[reg_id].num_entries > num_reg_entries) 3897 num_reg_entries = cond_regs[reg_id].num_entries; 3898 } 3899 3900 if (!check_rule && dump) 3901 continue; 3902 3903 if (!dump) { 3904 u32 entry_dump_size = 3905 qed_idle_chk_dump_failure(p_hwfn, 3906 p_ptt, 3907 dump_buf + offset, 3908 false, 3909 rule->rule_id, 3910 rule, 3911 0, 3912 NULL); 3913 3914 offset += num_reg_entries * entry_dump_size; 3915 (*num_failing_rules) += num_reg_entries; 3916 continue; 3917 } 3918 3919 /* Go over all register entries (number of entries is the same 3920 * for all condition registers). 3921 */ 3922 for (entry_id = 0; entry_id < num_reg_entries; entry_id++) { 3923 u32 next_reg_offset = 0; 3924 3925 /* Read current entry of all condition registers */ 3926 for (reg_id = 0; reg_id < rule->num_cond_regs; 3927 reg_id++) { 3928 const struct dbg_idle_chk_cond_reg *reg = 3929 &cond_regs[reg_id]; 3930 u32 padded_entry_size, addr; 3931 bool wide_bus; 3932 3933 /* Find GRC address (if it's a memory, the 3934 * address of the specific entry is calculated). 3935 */ 3936 addr = GET_FIELD(reg->data, 3937 DBG_IDLE_CHK_COND_REG_ADDRESS); 3938 wide_bus = 3939 GET_FIELD(reg->data, 3940 DBG_IDLE_CHK_COND_REG_WIDE_BUS); 3941 if (reg->num_entries > 1 || 3942 reg->start_entry > 0) { 3943 padded_entry_size = 3944 reg->entry_size > 1 ? 3945 roundup_pow_of_two(reg->entry_size) : 3946 1; 3947 addr += (reg->start_entry + entry_id) * 3948 padded_entry_size; 3949 } 3950 3951 /* Read registers */ 3952 if (next_reg_offset + reg->entry_size >= 3953 IDLE_CHK_MAX_ENTRIES_SIZE) { 3954 DP_NOTICE(p_hwfn, 3955 "idle check registers entry is too large\n"); 3956 return 0; 3957 } 3958 3959 next_reg_offset += 3960 qed_grc_dump_addr_range(p_hwfn, p_ptt, 3961 cond_reg_values + 3962 next_reg_offset, 3963 dump, addr, 3964 reg->entry_size, 3965 wide_bus, 3966 SPLIT_TYPE_NONE, 0); 3967 } 3968 3969 /* Call rule condition function. 3970 * If returns true, it's a failure. 3971 */ 3972 if ((*cond_arr[rule->cond_id]) (cond_reg_values, 3973 imm_values)) { 3974 offset += qed_idle_chk_dump_failure(p_hwfn, 3975 p_ptt, 3976 dump_buf + offset, 3977 dump, 3978 rule->rule_id, 3979 rule, 3980 entry_id, 3981 cond_reg_values); 3982 (*num_failing_rules)++; 3983 } 3984 } 3985 } 3986 3987 return offset; 3988 } 3989 3990 /* Performs Idle Check Dump to the specified buffer. 3991 * Returns the dumped size in dwords. 3992 */ 3993 static u32 qed_idle_chk_dump(struct qed_hwfn *p_hwfn, 3994 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 3995 { 3996 struct virt_mem_desc *dbg_buf = 3997 &p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES]; 3998 u32 num_failing_rules_offset, offset = 0, 3999 input_offset = 0, num_failing_rules = 0; 4000 4001 /* Dump global params - 1 must match below amount of params */ 4002 offset += qed_dump_common_global_params(p_hwfn, 4003 p_ptt, 4004 dump_buf + offset, dump, 1); 4005 offset += qed_dump_str_param(dump_buf + offset, 4006 dump, "dump-type", "idle-chk"); 4007 4008 /* Dump idle check section header with a single parameter */ 4009 offset += qed_dump_section_hdr(dump_buf + offset, dump, "idle_chk", 1); 4010 num_failing_rules_offset = offset; 4011 offset += qed_dump_num_param(dump_buf + offset, dump, "num_rules", 0); 4012 4013 while (input_offset < BYTES_TO_DWORDS(dbg_buf->size)) { 4014 const struct dbg_idle_chk_cond_hdr *cond_hdr = 4015 (const struct dbg_idle_chk_cond_hdr *)dbg_buf->ptr + 4016 input_offset++; 4017 bool eval_mode, mode_match = true; 4018 u32 curr_failing_rules; 4019 u16 modes_buf_offset; 4020 4021 /* Check mode */ 4022 eval_mode = GET_FIELD(cond_hdr->mode.data, 4023 DBG_MODE_HDR_EVAL_MODE) > 0; 4024 if (eval_mode) { 4025 modes_buf_offset = 4026 GET_FIELD(cond_hdr->mode.data, 4027 DBG_MODE_HDR_MODES_BUF_OFFSET); 4028 mode_match = qed_is_mode_match(p_hwfn, 4029 &modes_buf_offset); 4030 } 4031 4032 if (mode_match) { 4033 const struct dbg_idle_chk_rule *rule = 4034 (const struct dbg_idle_chk_rule *)((u32 *) 4035 dbg_buf->ptr 4036 + input_offset); 4037 u32 num_input_rules = 4038 cond_hdr->data_size / IDLE_CHK_RULE_SIZE_DWORDS; 4039 offset += 4040 qed_idle_chk_dump_rule_entries(p_hwfn, 4041 p_ptt, 4042 dump_buf + 4043 offset, 4044 dump, 4045 rule, 4046 num_input_rules, 4047 &curr_failing_rules); 4048 num_failing_rules += curr_failing_rules; 4049 } 4050 4051 input_offset += cond_hdr->data_size; 4052 } 4053 4054 /* Overwrite num_rules parameter */ 4055 if (dump) 4056 qed_dump_num_param(dump_buf + num_failing_rules_offset, 4057 dump, "num_rules", num_failing_rules); 4058 4059 /* Dump last section */ 4060 offset += qed_dump_last_section(dump_buf, offset, dump); 4061 4062 return offset; 4063 } 4064 4065 /* Get info on the MCP Trace data in the scratchpad: 4066 * - trace_data_grc_addr (OUT): trace data GRC address in bytes 4067 * - trace_data_size (OUT): trace data size in bytes (without the header) 4068 */ 4069 static enum dbg_status qed_mcp_trace_get_data_info(struct qed_hwfn *p_hwfn, 4070 struct qed_ptt *p_ptt, 4071 u32 *trace_data_grc_addr, 4072 u32 *trace_data_size) 4073 { 4074 u32 spad_trace_offsize, signature; 4075 4076 /* Read trace section offsize structure from MCP scratchpad */ 4077 spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR); 4078 4079 /* Extract trace section address from offsize (in scratchpad) */ 4080 *trace_data_grc_addr = 4081 MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize); 4082 4083 /* Read signature from MCP trace section */ 4084 signature = qed_rd(p_hwfn, p_ptt, 4085 *trace_data_grc_addr + 4086 offsetof(struct mcp_trace, signature)); 4087 4088 if (signature != MFW_TRACE_SIGNATURE) 4089 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 4090 4091 /* Read trace size from MCP trace section */ 4092 *trace_data_size = qed_rd(p_hwfn, 4093 p_ptt, 4094 *trace_data_grc_addr + 4095 offsetof(struct mcp_trace, size)); 4096 4097 return DBG_STATUS_OK; 4098 } 4099 4100 /* Reads MCP trace meta data image from NVRAM 4101 * - running_bundle_id (OUT): running bundle ID (invalid when loaded from file) 4102 * - trace_meta_offset (OUT): trace meta offset in NVRAM in bytes (invalid when 4103 * loaded from file). 4104 * - trace_meta_size (OUT): size in bytes of the trace meta data. 4105 */ 4106 static enum dbg_status qed_mcp_trace_get_meta_info(struct qed_hwfn *p_hwfn, 4107 struct qed_ptt *p_ptt, 4108 u32 trace_data_size_bytes, 4109 u32 *running_bundle_id, 4110 u32 *trace_meta_offset, 4111 u32 *trace_meta_size) 4112 { 4113 u32 spad_trace_offsize, nvram_image_type, running_mfw_addr; 4114 4115 /* Read MCP trace section offsize structure from MCP scratchpad */ 4116 spad_trace_offsize = qed_rd(p_hwfn, p_ptt, MCP_SPAD_TRACE_OFFSIZE_ADDR); 4117 4118 /* Find running bundle ID */ 4119 running_mfw_addr = 4120 MCP_REG_SCRATCH + SECTION_OFFSET(spad_trace_offsize) + 4121 QED_SECTION_SIZE(spad_trace_offsize) + trace_data_size_bytes; 4122 *running_bundle_id = qed_rd(p_hwfn, p_ptt, running_mfw_addr); 4123 if (*running_bundle_id > 1) 4124 return DBG_STATUS_INVALID_NVRAM_BUNDLE; 4125 4126 /* Find image in NVRAM */ 4127 nvram_image_type = 4128 (*running_bundle_id == 4129 DIR_ID_1) ? NVM_TYPE_MFW_TRACE1 : NVM_TYPE_MFW_TRACE2; 4130 return qed_find_nvram_image(p_hwfn, 4131 p_ptt, 4132 nvram_image_type, 4133 trace_meta_offset, 4134 trace_meta_size, 4135 true); 4136 } 4137 4138 /* Reads the MCP Trace meta data from NVRAM into the specified buffer */ 4139 static enum dbg_status qed_mcp_trace_read_meta(struct qed_hwfn *p_hwfn, 4140 struct qed_ptt *p_ptt, 4141 u32 nvram_offset_in_bytes, 4142 u32 size_in_bytes, u32 *buf) 4143 { 4144 u8 modules_num, module_len, i, *byte_buf = (u8 *)buf; 4145 enum dbg_status status; 4146 u32 signature; 4147 4148 /* Read meta data from NVRAM */ 4149 status = qed_nvram_read(p_hwfn, 4150 p_ptt, 4151 nvram_offset_in_bytes, 4152 size_in_bytes, 4153 buf, 4154 true); 4155 if (status != DBG_STATUS_OK) 4156 return status; 4157 4158 /* Extract and check first signature */ 4159 signature = qed_read_unaligned_dword(byte_buf); 4160 byte_buf += sizeof(signature); 4161 if (signature != NVM_MAGIC_VALUE) 4162 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 4163 4164 /* Extract number of modules */ 4165 modules_num = *(byte_buf++); 4166 4167 /* Skip all modules */ 4168 for (i = 0; i < modules_num; i++) { 4169 module_len = *(byte_buf++); 4170 byte_buf += module_len; 4171 } 4172 4173 /* Extract and check second signature */ 4174 signature = qed_read_unaligned_dword(byte_buf); 4175 byte_buf += sizeof(signature); 4176 if (signature != NVM_MAGIC_VALUE) 4177 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 4178 4179 return DBG_STATUS_OK; 4180 } 4181 4182 /* Dump MCP Trace */ 4183 static enum dbg_status qed_mcp_trace_dump(struct qed_hwfn *p_hwfn, 4184 struct qed_ptt *p_ptt, 4185 u32 *dump_buf, 4186 bool dump, u32 *num_dumped_dwords) 4187 { 4188 u32 trace_data_grc_addr, trace_data_size_bytes, trace_data_size_dwords; 4189 u32 trace_meta_size_dwords = 0, running_bundle_id, offset = 0; 4190 u32 trace_meta_offset_bytes = 0, trace_meta_size_bytes = 0; 4191 enum dbg_status status; 4192 int halted = 0; 4193 bool use_mfw; 4194 4195 *num_dumped_dwords = 0; 4196 4197 use_mfw = !qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_NO_MCP); 4198 4199 /* Get trace data info */ 4200 status = qed_mcp_trace_get_data_info(p_hwfn, 4201 p_ptt, 4202 &trace_data_grc_addr, 4203 &trace_data_size_bytes); 4204 if (status != DBG_STATUS_OK) 4205 return status; 4206 4207 /* Dump global params */ 4208 offset += qed_dump_common_global_params(p_hwfn, 4209 p_ptt, 4210 dump_buf + offset, dump, 1); 4211 offset += qed_dump_str_param(dump_buf + offset, 4212 dump, "dump-type", "mcp-trace"); 4213 4214 /* Halt MCP while reading from scratchpad so the read data will be 4215 * consistent. if halt fails, MCP trace is taken anyway, with a small 4216 * risk that it may be corrupt. 4217 */ 4218 if (dump && use_mfw) { 4219 halted = !qed_mcp_halt(p_hwfn, p_ptt); 4220 if (!halted) 4221 DP_NOTICE(p_hwfn, "MCP halt failed!\n"); 4222 } 4223 4224 /* Find trace data size */ 4225 trace_data_size_dwords = 4226 DIV_ROUND_UP(trace_data_size_bytes + sizeof(struct mcp_trace), 4227 BYTES_IN_DWORD); 4228 4229 /* Dump trace data section header and param */ 4230 offset += qed_dump_section_hdr(dump_buf + offset, 4231 dump, "mcp_trace_data", 1); 4232 offset += qed_dump_num_param(dump_buf + offset, 4233 dump, "size", trace_data_size_dwords); 4234 4235 /* Read trace data from scratchpad into dump buffer */ 4236 offset += qed_grc_dump_addr_range(p_hwfn, 4237 p_ptt, 4238 dump_buf + offset, 4239 dump, 4240 BYTES_TO_DWORDS(trace_data_grc_addr), 4241 trace_data_size_dwords, false, 4242 SPLIT_TYPE_NONE, 0); 4243 4244 /* Resume MCP (only if halt succeeded) */ 4245 if (halted && qed_mcp_resume(p_hwfn, p_ptt)) 4246 DP_NOTICE(p_hwfn, "Failed to resume MCP after halt!\n"); 4247 4248 /* Dump trace meta section header */ 4249 offset += qed_dump_section_hdr(dump_buf + offset, 4250 dump, "mcp_trace_meta", 1); 4251 4252 /* If MCP Trace meta size parameter was set, use it. 4253 * Otherwise, read trace meta. 4254 * trace_meta_size_bytes is dword-aligned. 4255 */ 4256 trace_meta_size_bytes = 4257 qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_MCP_TRACE_META_SIZE); 4258 if ((!trace_meta_size_bytes || dump) && use_mfw) 4259 status = qed_mcp_trace_get_meta_info(p_hwfn, 4260 p_ptt, 4261 trace_data_size_bytes, 4262 &running_bundle_id, 4263 &trace_meta_offset_bytes, 4264 &trace_meta_size_bytes); 4265 if (status == DBG_STATUS_OK) 4266 trace_meta_size_dwords = BYTES_TO_DWORDS(trace_meta_size_bytes); 4267 4268 /* Dump trace meta size param */ 4269 offset += qed_dump_num_param(dump_buf + offset, 4270 dump, "size", trace_meta_size_dwords); 4271 4272 /* Read trace meta image into dump buffer */ 4273 if (dump && trace_meta_size_dwords) 4274 status = qed_mcp_trace_read_meta(p_hwfn, 4275 p_ptt, 4276 trace_meta_offset_bytes, 4277 trace_meta_size_bytes, 4278 dump_buf + offset); 4279 if (status == DBG_STATUS_OK) 4280 offset += trace_meta_size_dwords; 4281 4282 /* Dump last section */ 4283 offset += qed_dump_last_section(dump_buf, offset, dump); 4284 4285 *num_dumped_dwords = offset; 4286 4287 /* If no mcp access, indicate that the dump doesn't contain the meta 4288 * data from NVRAM. 4289 */ 4290 return use_mfw ? status : DBG_STATUS_NVRAM_GET_IMAGE_FAILED; 4291 } 4292 4293 /* Dump GRC FIFO */ 4294 static enum dbg_status qed_reg_fifo_dump(struct qed_hwfn *p_hwfn, 4295 struct qed_ptt *p_ptt, 4296 u32 *dump_buf, 4297 bool dump, u32 *num_dumped_dwords) 4298 { 4299 u32 dwords_read, size_param_offset, offset = 0, addr, len; 4300 bool fifo_has_data; 4301 4302 *num_dumped_dwords = 0; 4303 4304 /* Dump global params */ 4305 offset += qed_dump_common_global_params(p_hwfn, 4306 p_ptt, 4307 dump_buf + offset, dump, 1); 4308 offset += qed_dump_str_param(dump_buf + offset, 4309 dump, "dump-type", "reg-fifo"); 4310 4311 /* Dump fifo data section header and param. The size param is 0 for 4312 * now, and is overwritten after reading the FIFO. 4313 */ 4314 offset += qed_dump_section_hdr(dump_buf + offset, 4315 dump, "reg_fifo_data", 1); 4316 size_param_offset = offset; 4317 offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0); 4318 4319 if (!dump) { 4320 /* FIFO max size is REG_FIFO_DEPTH_DWORDS. There is no way to 4321 * test how much data is available, except for reading it. 4322 */ 4323 offset += REG_FIFO_DEPTH_DWORDS; 4324 goto out; 4325 } 4326 4327 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4328 GRC_REG_TRACE_FIFO_VALID_DATA) > 0; 4329 4330 /* Pull available data from fifo. Use DMAE since this is widebus memory 4331 * and must be accessed atomically. Test for dwords_read not passing 4332 * buffer size since more entries could be added to the buffer as we are 4333 * emptying it. 4334 */ 4335 addr = BYTES_TO_DWORDS(GRC_REG_TRACE_FIFO); 4336 len = REG_FIFO_ELEMENT_DWORDS; 4337 for (dwords_read = 0; 4338 fifo_has_data && dwords_read < REG_FIFO_DEPTH_DWORDS; 4339 dwords_read += REG_FIFO_ELEMENT_DWORDS) { 4340 offset += qed_grc_dump_addr_range(p_hwfn, 4341 p_ptt, 4342 dump_buf + offset, 4343 true, 4344 addr, 4345 len, 4346 true, SPLIT_TYPE_NONE, 4347 0); 4348 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4349 GRC_REG_TRACE_FIFO_VALID_DATA) > 0; 4350 } 4351 4352 qed_dump_num_param(dump_buf + size_param_offset, dump, "size", 4353 dwords_read); 4354 out: 4355 /* Dump last section */ 4356 offset += qed_dump_last_section(dump_buf, offset, dump); 4357 4358 *num_dumped_dwords = offset; 4359 4360 return DBG_STATUS_OK; 4361 } 4362 4363 /* Dump IGU FIFO */ 4364 static enum dbg_status qed_igu_fifo_dump(struct qed_hwfn *p_hwfn, 4365 struct qed_ptt *p_ptt, 4366 u32 *dump_buf, 4367 bool dump, u32 *num_dumped_dwords) 4368 { 4369 u32 dwords_read, size_param_offset, offset = 0, addr, len; 4370 bool fifo_has_data; 4371 4372 *num_dumped_dwords = 0; 4373 4374 /* Dump global params */ 4375 offset += qed_dump_common_global_params(p_hwfn, 4376 p_ptt, 4377 dump_buf + offset, dump, 1); 4378 offset += qed_dump_str_param(dump_buf + offset, 4379 dump, "dump-type", "igu-fifo"); 4380 4381 /* Dump fifo data section header and param. The size param is 0 for 4382 * now, and is overwritten after reading the FIFO. 4383 */ 4384 offset += qed_dump_section_hdr(dump_buf + offset, 4385 dump, "igu_fifo_data", 1); 4386 size_param_offset = offset; 4387 offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0); 4388 4389 if (!dump) { 4390 /* FIFO max size is IGU_FIFO_DEPTH_DWORDS. There is no way to 4391 * test how much data is available, except for reading it. 4392 */ 4393 offset += IGU_FIFO_DEPTH_DWORDS; 4394 goto out; 4395 } 4396 4397 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4398 IGU_REG_ERROR_HANDLING_DATA_VALID) > 0; 4399 4400 /* Pull available data from fifo. Use DMAE since this is widebus memory 4401 * and must be accessed atomically. Test for dwords_read not passing 4402 * buffer size since more entries could be added to the buffer as we are 4403 * emptying it. 4404 */ 4405 addr = BYTES_TO_DWORDS(IGU_REG_ERROR_HANDLING_MEMORY); 4406 len = IGU_FIFO_ELEMENT_DWORDS; 4407 for (dwords_read = 0; 4408 fifo_has_data && dwords_read < IGU_FIFO_DEPTH_DWORDS; 4409 dwords_read += IGU_FIFO_ELEMENT_DWORDS) { 4410 offset += qed_grc_dump_addr_range(p_hwfn, 4411 p_ptt, 4412 dump_buf + offset, 4413 true, 4414 addr, 4415 len, 4416 true, SPLIT_TYPE_NONE, 4417 0); 4418 fifo_has_data = qed_rd(p_hwfn, p_ptt, 4419 IGU_REG_ERROR_HANDLING_DATA_VALID) > 0; 4420 } 4421 4422 qed_dump_num_param(dump_buf + size_param_offset, dump, "size", 4423 dwords_read); 4424 out: 4425 /* Dump last section */ 4426 offset += qed_dump_last_section(dump_buf, offset, dump); 4427 4428 *num_dumped_dwords = offset; 4429 4430 return DBG_STATUS_OK; 4431 } 4432 4433 /* Protection Override dump */ 4434 static enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn, 4435 struct qed_ptt *p_ptt, 4436 u32 *dump_buf, 4437 bool dump, 4438 u32 *num_dumped_dwords) 4439 { 4440 u32 size_param_offset, override_window_dwords, offset = 0, addr; 4441 4442 *num_dumped_dwords = 0; 4443 4444 /* Dump global params */ 4445 offset += qed_dump_common_global_params(p_hwfn, 4446 p_ptt, 4447 dump_buf + offset, dump, 1); 4448 offset += qed_dump_str_param(dump_buf + offset, 4449 dump, "dump-type", "protection-override"); 4450 4451 /* Dump data section header and param. The size param is 0 for now, 4452 * and is overwritten after reading the data. 4453 */ 4454 offset += qed_dump_section_hdr(dump_buf + offset, 4455 dump, "protection_override_data", 1); 4456 size_param_offset = offset; 4457 offset += qed_dump_num_param(dump_buf + offset, dump, "size", 0); 4458 4459 if (!dump) { 4460 offset += PROTECTION_OVERRIDE_DEPTH_DWORDS; 4461 goto out; 4462 } 4463 4464 /* Add override window info to buffer */ 4465 override_window_dwords = 4466 qed_rd(p_hwfn, p_ptt, GRC_REG_NUMBER_VALID_OVERRIDE_WINDOW) * 4467 PROTECTION_OVERRIDE_ELEMENT_DWORDS; 4468 if (override_window_dwords) { 4469 addr = BYTES_TO_DWORDS(GRC_REG_PROTECTION_OVERRIDE_WINDOW); 4470 offset += qed_grc_dump_addr_range(p_hwfn, 4471 p_ptt, 4472 dump_buf + offset, 4473 true, 4474 addr, 4475 override_window_dwords, 4476 true, SPLIT_TYPE_NONE, 0); 4477 qed_dump_num_param(dump_buf + size_param_offset, dump, "size", 4478 override_window_dwords); 4479 } 4480 out: 4481 /* Dump last section */ 4482 offset += qed_dump_last_section(dump_buf, offset, dump); 4483 4484 *num_dumped_dwords = offset; 4485 4486 return DBG_STATUS_OK; 4487 } 4488 4489 /* Performs FW Asserts Dump to the specified buffer. 4490 * Returns the dumped size in dwords. 4491 */ 4492 static u32 qed_fw_asserts_dump(struct qed_hwfn *p_hwfn, 4493 struct qed_ptt *p_ptt, u32 *dump_buf, bool dump) 4494 { 4495 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 4496 struct fw_asserts_ram_section *asserts; 4497 char storm_letter_str[2] = "?"; 4498 struct fw_info fw_info; 4499 u32 offset = 0; 4500 u8 storm_id; 4501 4502 /* Dump global params */ 4503 offset += qed_dump_common_global_params(p_hwfn, 4504 p_ptt, 4505 dump_buf + offset, dump, 1); 4506 offset += qed_dump_str_param(dump_buf + offset, 4507 dump, "dump-type", "fw-asserts"); 4508 4509 /* Find Storm dump size */ 4510 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 4511 u32 fw_asserts_section_addr, next_list_idx_addr, next_list_idx; 4512 struct storm_defs *storm = &s_storm_defs[storm_id]; 4513 u32 last_list_idx, addr; 4514 4515 if (dev_data->block_in_reset[storm->sem_block_id]) 4516 continue; 4517 4518 /* Read FW info for the current Storm */ 4519 qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, &fw_info); 4520 4521 asserts = &fw_info.fw_asserts_section; 4522 4523 /* Dump FW Asserts section header and params */ 4524 storm_letter_str[0] = storm->letter; 4525 offset += qed_dump_section_hdr(dump_buf + offset, 4526 dump, "fw_asserts", 2); 4527 offset += qed_dump_str_param(dump_buf + offset, 4528 dump, "storm", storm_letter_str); 4529 offset += qed_dump_num_param(dump_buf + offset, 4530 dump, 4531 "size", 4532 asserts->list_element_dword_size); 4533 4534 /* Read and dump FW Asserts data */ 4535 if (!dump) { 4536 offset += asserts->list_element_dword_size; 4537 continue; 4538 } 4539 4540 addr = le16_to_cpu(asserts->section_ram_line_offset); 4541 fw_asserts_section_addr = storm->sem_fast_mem_addr + 4542 SEM_FAST_REG_INT_RAM + 4543 RAM_LINES_TO_BYTES(addr); 4544 4545 next_list_idx_addr = fw_asserts_section_addr + 4546 DWORDS_TO_BYTES(asserts->list_next_index_dword_offset); 4547 next_list_idx = qed_rd(p_hwfn, p_ptt, next_list_idx_addr); 4548 last_list_idx = (next_list_idx > 0 ? 4549 next_list_idx : 4550 asserts->list_num_elements) - 1; 4551 addr = BYTES_TO_DWORDS(fw_asserts_section_addr) + 4552 asserts->list_dword_offset + 4553 last_list_idx * asserts->list_element_dword_size; 4554 offset += 4555 qed_grc_dump_addr_range(p_hwfn, p_ptt, 4556 dump_buf + offset, 4557 dump, addr, 4558 asserts->list_element_dword_size, 4559 false, SPLIT_TYPE_NONE, 0); 4560 } 4561 4562 /* Dump last section */ 4563 offset += qed_dump_last_section(dump_buf, offset, dump); 4564 4565 return offset; 4566 } 4567 4568 /* Dumps the specified ILT pages to the specified buffer. 4569 * Returns the dumped size in dwords. 4570 */ 4571 static u32 qed_ilt_dump_pages_range(u32 *dump_buf, u32 *given_offset, 4572 bool *dump, u32 start_page_id, 4573 u32 num_pages, 4574 struct phys_mem_desc *ilt_pages, 4575 bool dump_page_ids, u32 buf_size_in_dwords, 4576 u32 *given_actual_dump_size_in_dwords) 4577 { 4578 u32 actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords; 4579 u32 page_id, end_page_id, offset = *given_offset; 4580 struct phys_mem_desc *mem_desc = NULL; 4581 bool continue_dump = *dump; 4582 u32 partial_page_size = 0; 4583 4584 if (num_pages == 0) 4585 return offset; 4586 4587 end_page_id = start_page_id + num_pages - 1; 4588 4589 for (page_id = start_page_id; page_id <= end_page_id; page_id++) { 4590 mem_desc = &ilt_pages[page_id]; 4591 if (!ilt_pages[page_id].virt_addr) 4592 continue; 4593 4594 if (dump_page_ids) { 4595 /* Copy page ID to dump buffer 4596 * (if dump is needed and buffer is not full) 4597 */ 4598 if ((continue_dump) && 4599 (offset + 1 > buf_size_in_dwords)) { 4600 continue_dump = false; 4601 actual_dump_size_in_dwords = offset; 4602 } 4603 if (continue_dump) 4604 *(dump_buf + offset) = page_id; 4605 offset++; 4606 } else { 4607 /* Copy page memory to dump buffer */ 4608 if ((continue_dump) && 4609 (offset + BYTES_TO_DWORDS(mem_desc->size) > 4610 buf_size_in_dwords)) { 4611 if (offset + BYTES_TO_DWORDS(mem_desc->size) > 4612 buf_size_in_dwords) { 4613 partial_page_size = 4614 buf_size_in_dwords - offset; 4615 memcpy(dump_buf + offset, 4616 mem_desc->virt_addr, 4617 partial_page_size); 4618 continue_dump = false; 4619 actual_dump_size_in_dwords = 4620 offset + partial_page_size; 4621 } 4622 } 4623 4624 if (continue_dump) 4625 memcpy(dump_buf + offset, 4626 mem_desc->virt_addr, mem_desc->size); 4627 offset += BYTES_TO_DWORDS(mem_desc->size); 4628 } 4629 } 4630 4631 *dump = continue_dump; 4632 *given_offset = offset; 4633 *given_actual_dump_size_in_dwords = actual_dump_size_in_dwords; 4634 4635 return offset; 4636 } 4637 4638 /* Dumps a section containing the dumped ILT pages. 4639 * Returns the dumped size in dwords. 4640 */ 4641 static u32 qed_ilt_dump_pages_section(struct qed_hwfn *p_hwfn, 4642 u32 *dump_buf, 4643 u32 *given_offset, 4644 bool *dump, 4645 u32 valid_conn_pf_pages, 4646 u32 valid_conn_vf_pages, 4647 struct phys_mem_desc *ilt_pages, 4648 bool dump_page_ids, 4649 u32 buf_size_in_dwords, 4650 u32 *given_actual_dump_size_in_dwords) 4651 { 4652 struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients; 4653 u32 pf_start_line, start_page_id, offset = *given_offset; 4654 u32 cdut_pf_init_pages, cdut_vf_init_pages; 4655 u32 cdut_pf_work_pages, cdut_vf_work_pages; 4656 u32 base_data_offset, size_param_offset; 4657 u32 src_pages; 4658 u32 section_header_and_param_size; 4659 u32 cdut_pf_pages, cdut_vf_pages; 4660 u32 actual_dump_size_in_dwords; 4661 bool continue_dump = *dump; 4662 bool update_size = *dump; 4663 const char *section_name; 4664 u32 i; 4665 4666 actual_dump_size_in_dwords = *given_actual_dump_size_in_dwords; 4667 section_name = dump_page_ids ? "ilt_page_ids" : "ilt_page_mem"; 4668 cdut_pf_init_pages = qed_get_cdut_num_pf_init_pages(p_hwfn); 4669 cdut_vf_init_pages = qed_get_cdut_num_vf_init_pages(p_hwfn); 4670 cdut_pf_work_pages = qed_get_cdut_num_pf_work_pages(p_hwfn); 4671 cdut_vf_work_pages = qed_get_cdut_num_vf_work_pages(p_hwfn); 4672 cdut_pf_pages = cdut_pf_init_pages + cdut_pf_work_pages; 4673 cdut_vf_pages = cdut_vf_init_pages + cdut_vf_work_pages; 4674 pf_start_line = p_hwfn->p_cxt_mngr->pf_start_line; 4675 section_header_and_param_size = qed_dump_section_hdr(NULL, 4676 false, 4677 section_name, 4678 1) + 4679 qed_dump_num_param(NULL, false, "size", 0); 4680 4681 if ((continue_dump) && 4682 (offset + section_header_and_param_size > buf_size_in_dwords)) { 4683 continue_dump = false; 4684 update_size = false; 4685 actual_dump_size_in_dwords = offset; 4686 } 4687 4688 offset += qed_dump_section_hdr(dump_buf + offset, 4689 continue_dump, section_name, 1); 4690 4691 /* Dump size parameter (0 for now, overwritten with real size later) */ 4692 size_param_offset = offset; 4693 offset += qed_dump_num_param(dump_buf + offset, 4694 continue_dump, "size", 0); 4695 base_data_offset = offset; 4696 4697 /* CDUC pages are ordered as follows: 4698 * - PF pages - valid section (included in PF connection type mapping) 4699 * - PF pages - invalid section (not dumped) 4700 * - For each VF in the PF: 4701 * - VF pages - valid section (included in VF connection type mapping) 4702 * - VF pages - invalid section (not dumped) 4703 */ 4704 if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUC)) { 4705 /* Dump connection PF pages */ 4706 start_page_id = clients[ILT_CLI_CDUC].first.val - pf_start_line; 4707 qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump, 4708 start_page_id, valid_conn_pf_pages, 4709 ilt_pages, dump_page_ids, 4710 buf_size_in_dwords, 4711 &actual_dump_size_in_dwords); 4712 4713 /* Dump connection VF pages */ 4714 start_page_id += clients[ILT_CLI_CDUC].pf_total_lines; 4715 for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count; 4716 i++, start_page_id += clients[ILT_CLI_CDUC].vf_total_lines) 4717 qed_ilt_dump_pages_range(dump_buf, &offset, 4718 &continue_dump, start_page_id, 4719 valid_conn_vf_pages, 4720 ilt_pages, dump_page_ids, 4721 buf_size_in_dwords, 4722 &actual_dump_size_in_dwords); 4723 } 4724 4725 /* CDUT pages are ordered as follows: 4726 * - PF init pages (not dumped) 4727 * - PF work pages 4728 * - For each VF in the PF: 4729 * - VF init pages (not dumped) 4730 * - VF work pages 4731 */ 4732 if (qed_grc_get_param(p_hwfn, DBG_GRC_PARAM_DUMP_ILT_CDUT)) { 4733 /* Dump task PF pages */ 4734 start_page_id = clients[ILT_CLI_CDUT].first.val + 4735 cdut_pf_init_pages - pf_start_line; 4736 qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump, 4737 start_page_id, cdut_pf_work_pages, 4738 ilt_pages, dump_page_ids, 4739 buf_size_in_dwords, 4740 &actual_dump_size_in_dwords); 4741 4742 /* Dump task VF pages */ 4743 start_page_id = clients[ILT_CLI_CDUT].first.val + 4744 cdut_pf_pages + cdut_vf_init_pages - pf_start_line; 4745 for (i = 0; i < p_hwfn->p_cxt_mngr->vf_count; 4746 i++, start_page_id += cdut_vf_pages) 4747 qed_ilt_dump_pages_range(dump_buf, &offset, 4748 &continue_dump, start_page_id, 4749 cdut_vf_work_pages, ilt_pages, 4750 dump_page_ids, 4751 buf_size_in_dwords, 4752 &actual_dump_size_in_dwords); 4753 } 4754 4755 /*Dump Searcher pages */ 4756 if (clients[ILT_CLI_SRC].active) { 4757 start_page_id = clients[ILT_CLI_SRC].first.val - pf_start_line; 4758 src_pages = clients[ILT_CLI_SRC].last.val - 4759 clients[ILT_CLI_SRC].first.val + 1; 4760 qed_ilt_dump_pages_range(dump_buf, &offset, &continue_dump, 4761 start_page_id, src_pages, ilt_pages, 4762 dump_page_ids, buf_size_in_dwords, 4763 &actual_dump_size_in_dwords); 4764 } 4765 4766 /* Overwrite size param */ 4767 if (update_size) { 4768 u32 section_size = (*dump == continue_dump) ? 4769 offset - base_data_offset : 4770 actual_dump_size_in_dwords - base_data_offset; 4771 if (section_size > 0) 4772 qed_dump_num_param(dump_buf + size_param_offset, 4773 *dump, "size", section_size); 4774 else if ((section_size == 0) && (*dump != continue_dump)) 4775 actual_dump_size_in_dwords -= 4776 section_header_and_param_size; 4777 } 4778 4779 *dump = continue_dump; 4780 *given_offset = offset; 4781 *given_actual_dump_size_in_dwords = actual_dump_size_in_dwords; 4782 4783 return offset; 4784 } 4785 4786 /* Dumps a section containing the global parameters. 4787 * Part of ilt dump process 4788 * Returns the dumped size in dwords. 4789 */ 4790 static u32 4791 qed_ilt_dump_dump_common_global_params(struct qed_hwfn *p_hwfn, 4792 struct qed_ptt *p_ptt, 4793 u32 *dump_buf, 4794 bool dump, 4795 u32 cduc_page_size, 4796 u32 conn_ctx_size, 4797 u32 cdut_page_size, 4798 u32 *full_dump_size_param_offset, 4799 u32 *actual_dump_size_param_offset) 4800 { 4801 struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients; 4802 u32 offset = 0; 4803 4804 offset += qed_dump_common_global_params(p_hwfn, p_ptt, 4805 dump_buf + offset, 4806 dump, 30); 4807 offset += qed_dump_str_param(dump_buf + offset, 4808 dump, 4809 "dump-type", "ilt-dump"); 4810 offset += qed_dump_num_param(dump_buf + offset, 4811 dump, 4812 "cduc-page-size", 4813 cduc_page_size); 4814 offset += qed_dump_num_param(dump_buf + offset, 4815 dump, 4816 "cduc-first-page-id", 4817 clients[ILT_CLI_CDUC].first.val); 4818 offset += qed_dump_num_param(dump_buf + offset, 4819 dump, 4820 "cduc-last-page-id", 4821 clients[ILT_CLI_CDUC].last.val); 4822 offset += qed_dump_num_param(dump_buf + offset, 4823 dump, 4824 "cduc-num-pf-pages", 4825 clients[ILT_CLI_CDUC].pf_total_lines); 4826 offset += qed_dump_num_param(dump_buf + offset, 4827 dump, 4828 "cduc-num-vf-pages", 4829 clients[ILT_CLI_CDUC].vf_total_lines); 4830 offset += qed_dump_num_param(dump_buf + offset, 4831 dump, 4832 "max-conn-ctx-size", 4833 conn_ctx_size); 4834 offset += qed_dump_num_param(dump_buf + offset, 4835 dump, 4836 "cdut-page-size", 4837 cdut_page_size); 4838 offset += qed_dump_num_param(dump_buf + offset, 4839 dump, 4840 "cdut-first-page-id", 4841 clients[ILT_CLI_CDUT].first.val); 4842 offset += qed_dump_num_param(dump_buf + offset, 4843 dump, 4844 "cdut-last-page-id", 4845 clients[ILT_CLI_CDUT].last.val); 4846 offset += qed_dump_num_param(dump_buf + offset, 4847 dump, 4848 "cdut-num-pf-init-pages", 4849 qed_get_cdut_num_pf_init_pages(p_hwfn)); 4850 offset += qed_dump_num_param(dump_buf + offset, 4851 dump, 4852 "cdut-num-vf-init-pages", 4853 qed_get_cdut_num_vf_init_pages(p_hwfn)); 4854 offset += qed_dump_num_param(dump_buf + offset, 4855 dump, 4856 "cdut-num-pf-work-pages", 4857 qed_get_cdut_num_pf_work_pages(p_hwfn)); 4858 offset += qed_dump_num_param(dump_buf + offset, 4859 dump, 4860 "cdut-num-vf-work-pages", 4861 qed_get_cdut_num_vf_work_pages(p_hwfn)); 4862 offset += qed_dump_num_param(dump_buf + offset, 4863 dump, 4864 "max-task-ctx-size", 4865 p_hwfn->p_cxt_mngr->task_ctx_size); 4866 offset += qed_dump_num_param(dump_buf + offset, 4867 dump, 4868 "first-vf-id-in-pf", 4869 p_hwfn->p_cxt_mngr->first_vf_in_pf); 4870 offset += qed_dump_num_param(dump_buf + offset, 4871 dump, 4872 "num-vfs-in-pf", 4873 p_hwfn->p_cxt_mngr->vf_count); 4874 offset += qed_dump_num_param(dump_buf + offset, 4875 dump, 4876 "ptr-size-bytes", 4877 sizeof(void *)); 4878 offset += qed_dump_num_param(dump_buf + offset, 4879 dump, 4880 "pf-start-line", 4881 p_hwfn->p_cxt_mngr->pf_start_line); 4882 offset += qed_dump_num_param(dump_buf + offset, 4883 dump, 4884 "page-mem-desc-size-dwords", 4885 PAGE_MEM_DESC_SIZE_DWORDS); 4886 offset += qed_dump_num_param(dump_buf + offset, 4887 dump, 4888 "ilt-shadow-size", 4889 p_hwfn->p_cxt_mngr->ilt_shadow_size); 4890 4891 *full_dump_size_param_offset = offset; 4892 4893 offset += qed_dump_num_param(dump_buf + offset, 4894 dump, "dump-size-full", 0); 4895 4896 *actual_dump_size_param_offset = offset; 4897 4898 offset += qed_dump_num_param(dump_buf + offset, 4899 dump, 4900 "dump-size-actual", 0); 4901 offset += qed_dump_num_param(dump_buf + offset, 4902 dump, 4903 "iscsi_task_pages", 4904 p_hwfn->p_cxt_mngr->iscsi_task_pages); 4905 offset += qed_dump_num_param(dump_buf + offset, 4906 dump, 4907 "fcoe_task_pages", 4908 p_hwfn->p_cxt_mngr->fcoe_task_pages); 4909 offset += qed_dump_num_param(dump_buf + offset, 4910 dump, 4911 "roce_task_pages", 4912 p_hwfn->p_cxt_mngr->roce_task_pages); 4913 offset += qed_dump_num_param(dump_buf + offset, 4914 dump, 4915 "eth_task_pages", 4916 p_hwfn->p_cxt_mngr->eth_task_pages); 4917 offset += qed_dump_num_param(dump_buf + offset, 4918 dump, 4919 "src-first-page-id", 4920 clients[ILT_CLI_SRC].first.val); 4921 offset += qed_dump_num_param(dump_buf + offset, 4922 dump, 4923 "src-last-page-id", 4924 clients[ILT_CLI_SRC].last.val); 4925 offset += qed_dump_num_param(dump_buf + offset, 4926 dump, 4927 "src-is-active", 4928 clients[ILT_CLI_SRC].active); 4929 4930 /* Additional/Less parameters require matching of number in call to 4931 * dump_common_global_params() 4932 */ 4933 4934 return offset; 4935 } 4936 4937 /* Dump section containing number of PF CIDs per connection type. 4938 * Part of ilt dump process. 4939 * Returns the dumped size in dwords. 4940 */ 4941 static u32 qed_ilt_dump_dump_num_pf_cids(struct qed_hwfn *p_hwfn, 4942 u32 *dump_buf, 4943 bool dump, u32 *valid_conn_pf_cids) 4944 { 4945 u32 num_pf_cids = 0; 4946 u32 offset = 0; 4947 u8 conn_type; 4948 4949 offset += qed_dump_section_hdr(dump_buf + offset, 4950 dump, "num_pf_cids_per_conn_type", 1); 4951 offset += qed_dump_num_param(dump_buf + offset, 4952 dump, "size", NUM_OF_CONNECTION_TYPES); 4953 for (conn_type = 0, *valid_conn_pf_cids = 0; 4954 conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) { 4955 num_pf_cids = p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cid_count; 4956 if (dump) 4957 *(dump_buf + offset) = num_pf_cids; 4958 *valid_conn_pf_cids += num_pf_cids; 4959 } 4960 4961 return offset; 4962 } 4963 4964 /* Dump section containing number of VF CIDs per connection type 4965 * Part of ilt dump process. 4966 * Returns the dumped size in dwords. 4967 */ 4968 static u32 qed_ilt_dump_dump_num_vf_cids(struct qed_hwfn *p_hwfn, 4969 u32 *dump_buf, 4970 bool dump, u32 *valid_conn_vf_cids) 4971 { 4972 u32 num_vf_cids = 0; 4973 u32 offset = 0; 4974 u8 conn_type; 4975 4976 offset += qed_dump_section_hdr(dump_buf + offset, dump, 4977 "num_vf_cids_per_conn_type", 1); 4978 offset += qed_dump_num_param(dump_buf + offset, 4979 dump, "size", NUM_OF_CONNECTION_TYPES); 4980 for (conn_type = 0, *valid_conn_vf_cids = 0; 4981 conn_type < NUM_OF_CONNECTION_TYPES; conn_type++, offset++) { 4982 num_vf_cids = 4983 p_hwfn->p_cxt_mngr->conn_cfg[conn_type].cids_per_vf; 4984 if (dump) 4985 *(dump_buf + offset) = num_vf_cids; 4986 *valid_conn_vf_cids += num_vf_cids; 4987 } 4988 4989 return offset; 4990 } 4991 4992 /* Performs ILT Dump to the specified buffer. 4993 * buf_size_in_dwords - The dumped buffer size. 4994 * Returns the dumped size in dwords. 4995 */ 4996 static u32 qed_ilt_dump(struct qed_hwfn *p_hwfn, 4997 struct qed_ptt *p_ptt, 4998 u32 *dump_buf, u32 buf_size_in_dwords, bool dump) 4999 { 5000 #if ((!defined VMWARE) && (!defined UEFI)) 5001 struct qed_ilt_client_cfg *clients = p_hwfn->p_cxt_mngr->clients; 5002 #endif 5003 u32 valid_conn_vf_cids = 0, 5004 valid_conn_vf_pages, offset = 0, real_dumped_size = 0; 5005 u32 valid_conn_pf_cids = 0, valid_conn_pf_pages, num_pages; 5006 u32 num_cids_per_page, conn_ctx_size; 5007 u32 cduc_page_size, cdut_page_size; 5008 u32 actual_dump_size_in_dwords = 0; 5009 struct phys_mem_desc *ilt_pages; 5010 u32 actul_dump_off = 0; 5011 u32 last_section_size; 5012 u32 full_dump_off = 0; 5013 u32 section_size = 0; 5014 bool continue_dump; 5015 u32 page_id; 5016 5017 last_section_size = qed_dump_last_section(NULL, 0, false); 5018 cduc_page_size = 1 << 5019 (clients[ILT_CLI_CDUC].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN); 5020 cdut_page_size = 1 << 5021 (clients[ILT_CLI_CDUT].p_size.val + PXP_ILT_PAGE_SIZE_NUM_BITS_MIN); 5022 conn_ctx_size = p_hwfn->p_cxt_mngr->conn_ctx_size; 5023 num_cids_per_page = (int)(cduc_page_size / conn_ctx_size); 5024 ilt_pages = p_hwfn->p_cxt_mngr->ilt_shadow; 5025 continue_dump = dump; 5026 5027 /* if need to dump then save memory for the last section 5028 * (last section calculates CRC of dumped data) 5029 */ 5030 if (dump) { 5031 if (buf_size_in_dwords >= last_section_size) { 5032 buf_size_in_dwords -= last_section_size; 5033 } else { 5034 continue_dump = false; 5035 actual_dump_size_in_dwords = offset; 5036 } 5037 } 5038 5039 /* Dump global params */ 5040 5041 /* if need to dump then first check that there is enough memory 5042 * in dumped buffer for this section calculate the size of this 5043 * section without dumping. if there is not enough memory - then 5044 * stop the dumping. 5045 */ 5046 if (continue_dump) { 5047 section_size = 5048 qed_ilt_dump_dump_common_global_params(p_hwfn, 5049 p_ptt, 5050 NULL, 5051 false, 5052 cduc_page_size, 5053 conn_ctx_size, 5054 cdut_page_size, 5055 &full_dump_off, 5056 &actul_dump_off); 5057 if (offset + section_size > buf_size_in_dwords) { 5058 continue_dump = false; 5059 actual_dump_size_in_dwords = offset; 5060 } 5061 } 5062 5063 offset += qed_ilt_dump_dump_common_global_params(p_hwfn, 5064 p_ptt, 5065 dump_buf + offset, 5066 continue_dump, 5067 cduc_page_size, 5068 conn_ctx_size, 5069 cdut_page_size, 5070 &full_dump_off, 5071 &actul_dump_off); 5072 5073 /* Dump section containing number of PF CIDs per connection type 5074 * If need to dump then first check that there is enough memory in 5075 * dumped buffer for this section. 5076 */ 5077 if (continue_dump) { 5078 section_size = 5079 qed_ilt_dump_dump_num_pf_cids(p_hwfn, 5080 NULL, 5081 false, 5082 &valid_conn_pf_cids); 5083 if (offset + section_size > buf_size_in_dwords) { 5084 continue_dump = false; 5085 actual_dump_size_in_dwords = offset; 5086 } 5087 } 5088 5089 offset += qed_ilt_dump_dump_num_pf_cids(p_hwfn, 5090 dump_buf + offset, 5091 continue_dump, 5092 &valid_conn_pf_cids); 5093 5094 /* Dump section containing number of VF CIDs per connection type 5095 * If need to dump then first check that there is enough memory in 5096 * dumped buffer for this section. 5097 */ 5098 if (continue_dump) { 5099 section_size = 5100 qed_ilt_dump_dump_num_vf_cids(p_hwfn, 5101 NULL, 5102 false, 5103 &valid_conn_vf_cids); 5104 if (offset + section_size > buf_size_in_dwords) { 5105 continue_dump = false; 5106 actual_dump_size_in_dwords = offset; 5107 } 5108 } 5109 5110 offset += qed_ilt_dump_dump_num_vf_cids(p_hwfn, 5111 dump_buf + offset, 5112 continue_dump, 5113 &valid_conn_vf_cids); 5114 5115 /* Dump section containing physical memory descriptors for each 5116 * ILT page. 5117 */ 5118 num_pages = p_hwfn->p_cxt_mngr->ilt_shadow_size; 5119 5120 /* If need to dump then first check that there is enough memory 5121 * in dumped buffer for the section header. 5122 */ 5123 if (continue_dump) { 5124 section_size = qed_dump_section_hdr(NULL, 5125 false, 5126 "ilt_page_desc", 5127 1) + 5128 qed_dump_num_param(NULL, 5129 false, 5130 "size", 5131 num_pages * PAGE_MEM_DESC_SIZE_DWORDS); 5132 if (offset + section_size > buf_size_in_dwords) { 5133 continue_dump = false; 5134 actual_dump_size_in_dwords = offset; 5135 } 5136 } 5137 5138 offset += qed_dump_section_hdr(dump_buf + offset, 5139 continue_dump, "ilt_page_desc", 1); 5140 offset += qed_dump_num_param(dump_buf + offset, 5141 continue_dump, 5142 "size", 5143 num_pages * PAGE_MEM_DESC_SIZE_DWORDS); 5144 5145 /* Copy memory descriptors to dump buffer 5146 * If need to dump then dump till the dump buffer size 5147 */ 5148 if (continue_dump) { 5149 for (page_id = 0; page_id < num_pages; 5150 page_id++, offset += PAGE_MEM_DESC_SIZE_DWORDS) { 5151 if (continue_dump && 5152 (offset + PAGE_MEM_DESC_SIZE_DWORDS <= 5153 buf_size_in_dwords)) { 5154 memcpy(dump_buf + offset, 5155 &ilt_pages[page_id], 5156 DWORDS_TO_BYTES 5157 (PAGE_MEM_DESC_SIZE_DWORDS)); 5158 } else { 5159 if (continue_dump) { 5160 continue_dump = false; 5161 actual_dump_size_in_dwords = offset; 5162 } 5163 } 5164 } 5165 } else { 5166 offset += num_pages * PAGE_MEM_DESC_SIZE_DWORDS; 5167 } 5168 5169 valid_conn_pf_pages = DIV_ROUND_UP(valid_conn_pf_cids, 5170 num_cids_per_page); 5171 valid_conn_vf_pages = DIV_ROUND_UP(valid_conn_vf_cids, 5172 num_cids_per_page); 5173 5174 /* Dump ILT pages IDs */ 5175 qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump, 5176 valid_conn_pf_pages, valid_conn_vf_pages, 5177 ilt_pages, true, buf_size_in_dwords, 5178 &actual_dump_size_in_dwords); 5179 5180 /* Dump ILT pages memory */ 5181 qed_ilt_dump_pages_section(p_hwfn, dump_buf, &offset, &continue_dump, 5182 valid_conn_pf_pages, valid_conn_vf_pages, 5183 ilt_pages, false, buf_size_in_dwords, 5184 &actual_dump_size_in_dwords); 5185 5186 real_dumped_size = 5187 (continue_dump == dump) ? offset : actual_dump_size_in_dwords; 5188 qed_dump_num_param(dump_buf + full_dump_off, dump, 5189 "full-dump-size", offset + last_section_size); 5190 qed_dump_num_param(dump_buf + actul_dump_off, 5191 dump, 5192 "actual-dump-size", 5193 real_dumped_size + last_section_size); 5194 5195 /* Dump last section */ 5196 real_dumped_size += qed_dump_last_section(dump_buf, 5197 real_dumped_size, dump); 5198 5199 return real_dumped_size; 5200 } 5201 5202 /***************************** Public Functions *******************************/ 5203 5204 enum dbg_status qed_dbg_set_bin_ptr(struct qed_hwfn *p_hwfn, 5205 const u8 * const bin_ptr) 5206 { 5207 struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr; 5208 u8 buf_id; 5209 5210 /* Convert binary data to debug arrays */ 5211 for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++) 5212 qed_set_dbg_bin_buf(p_hwfn, 5213 buf_id, 5214 (u32 *)(bin_ptr + buf_hdrs[buf_id].offset), 5215 buf_hdrs[buf_id].length); 5216 5217 return DBG_STATUS_OK; 5218 } 5219 5220 static enum dbg_status qed_dbg_set_app_ver(u32 ver) 5221 { 5222 if (ver < TOOLS_VERSION) 5223 return DBG_STATUS_UNSUPPORTED_APP_VERSION; 5224 5225 s_app_ver = ver; 5226 5227 return DBG_STATUS_OK; 5228 } 5229 5230 bool qed_read_fw_info(struct qed_hwfn *p_hwfn, 5231 struct qed_ptt *p_ptt, struct fw_info *fw_info) 5232 { 5233 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5234 u8 storm_id; 5235 5236 for (storm_id = 0; storm_id < MAX_DBG_STORMS; storm_id++) { 5237 struct storm_defs *storm = &s_storm_defs[storm_id]; 5238 5239 /* Skip Storm if it's in reset */ 5240 if (dev_data->block_in_reset[storm->sem_block_id]) 5241 continue; 5242 5243 /* Read FW info for the current Storm */ 5244 qed_read_storm_fw_info(p_hwfn, p_ptt, storm_id, fw_info); 5245 5246 return true; 5247 } 5248 5249 return false; 5250 } 5251 5252 enum dbg_status qed_dbg_grc_config(struct qed_hwfn *p_hwfn, 5253 enum dbg_grc_params grc_param, u32 val) 5254 { 5255 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5256 enum dbg_status status; 5257 int i; 5258 5259 DP_VERBOSE(p_hwfn, 5260 QED_MSG_DEBUG, 5261 "dbg_grc_config: paramId = %d, val = %d\n", grc_param, val); 5262 5263 status = qed_dbg_dev_init(p_hwfn); 5264 if (status != DBG_STATUS_OK) 5265 return status; 5266 5267 /* Initializes the GRC parameters (if not initialized). Needed in order 5268 * to set the default parameter values for the first time. 5269 */ 5270 qed_dbg_grc_init_params(p_hwfn); 5271 5272 if (grc_param >= MAX_DBG_GRC_PARAMS) 5273 return DBG_STATUS_INVALID_ARGS; 5274 if (val < s_grc_param_defs[grc_param].min || 5275 val > s_grc_param_defs[grc_param].max) 5276 return DBG_STATUS_INVALID_ARGS; 5277 5278 if (s_grc_param_defs[grc_param].is_preset) { 5279 /* Preset param */ 5280 5281 /* Disabling a preset is not allowed. Call 5282 * dbg_grc_set_params_default instead. 5283 */ 5284 if (!val) 5285 return DBG_STATUS_INVALID_ARGS; 5286 5287 /* Update all params with the preset values */ 5288 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) { 5289 struct grc_param_defs *defs = &s_grc_param_defs[i]; 5290 u32 preset_val; 5291 /* Skip persistent params */ 5292 if (defs->is_persistent) 5293 continue; 5294 5295 /* Find preset value */ 5296 if (grc_param == DBG_GRC_PARAM_EXCLUDE_ALL) 5297 preset_val = 5298 defs->exclude_all_preset_val; 5299 else if (grc_param == DBG_GRC_PARAM_CRASH) 5300 preset_val = 5301 defs->crash_preset_val[dev_data->chip_id]; 5302 else 5303 return DBG_STATUS_INVALID_ARGS; 5304 5305 qed_grc_set_param(p_hwfn, i, preset_val); 5306 } 5307 } else { 5308 /* Regular param - set its value */ 5309 qed_grc_set_param(p_hwfn, grc_param, val); 5310 } 5311 5312 return DBG_STATUS_OK; 5313 } 5314 5315 /* Assign default GRC param values */ 5316 void qed_dbg_grc_set_params_default(struct qed_hwfn *p_hwfn) 5317 { 5318 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5319 u32 i; 5320 5321 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) 5322 if (!s_grc_param_defs[i].is_persistent) 5323 dev_data->grc.param_val[i] = 5324 s_grc_param_defs[i].default_val[dev_data->chip_id]; 5325 } 5326 5327 enum dbg_status qed_dbg_grc_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5328 struct qed_ptt *p_ptt, 5329 u32 *buf_size) 5330 { 5331 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5332 5333 *buf_size = 0; 5334 5335 if (status != DBG_STATUS_OK) 5336 return status; 5337 5338 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr || 5339 !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_REG].ptr || 5340 !p_hwfn->dbg_arrays[BIN_BUF_DBG_DUMP_MEM].ptr || 5341 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr || 5342 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr) 5343 return DBG_STATUS_DBG_ARRAY_NOT_SET; 5344 5345 return qed_grc_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5346 } 5347 5348 enum dbg_status qed_dbg_grc_dump(struct qed_hwfn *p_hwfn, 5349 struct qed_ptt *p_ptt, 5350 u32 *dump_buf, 5351 u32 buf_size_in_dwords, 5352 u32 *num_dumped_dwords) 5353 { 5354 u32 needed_buf_size_in_dwords; 5355 enum dbg_status status; 5356 5357 *num_dumped_dwords = 0; 5358 5359 status = qed_dbg_grc_get_dump_buf_size(p_hwfn, 5360 p_ptt, 5361 &needed_buf_size_in_dwords); 5362 if (status != DBG_STATUS_OK) 5363 return status; 5364 5365 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5366 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5367 5368 /* Doesn't do anything, needed for compile time asserts */ 5369 qed_static_asserts(); 5370 5371 /* GRC Dump */ 5372 status = qed_grc_dump(p_hwfn, p_ptt, dump_buf, true, num_dumped_dwords); 5373 5374 /* Revert GRC params to their default */ 5375 qed_dbg_grc_set_params_default(p_hwfn); 5376 5377 return status; 5378 } 5379 5380 enum dbg_status qed_dbg_idle_chk_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5381 struct qed_ptt *p_ptt, 5382 u32 *buf_size) 5383 { 5384 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 5385 struct idle_chk_data *idle_chk = &dev_data->idle_chk; 5386 enum dbg_status status; 5387 5388 *buf_size = 0; 5389 5390 status = qed_dbg_dev_init(p_hwfn); 5391 if (status != DBG_STATUS_OK) 5392 return status; 5393 5394 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr || 5395 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_REGS].ptr || 5396 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_IMMS].ptr || 5397 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_RULES].ptr) 5398 return DBG_STATUS_DBG_ARRAY_NOT_SET; 5399 5400 if (!idle_chk->buf_size_set) { 5401 idle_chk->buf_size = qed_idle_chk_dump(p_hwfn, 5402 p_ptt, NULL, false); 5403 idle_chk->buf_size_set = true; 5404 } 5405 5406 *buf_size = idle_chk->buf_size; 5407 5408 return DBG_STATUS_OK; 5409 } 5410 5411 enum dbg_status qed_dbg_idle_chk_dump(struct qed_hwfn *p_hwfn, 5412 struct qed_ptt *p_ptt, 5413 u32 *dump_buf, 5414 u32 buf_size_in_dwords, 5415 u32 *num_dumped_dwords) 5416 { 5417 u32 needed_buf_size_in_dwords; 5418 enum dbg_status status; 5419 5420 *num_dumped_dwords = 0; 5421 5422 status = qed_dbg_idle_chk_get_dump_buf_size(p_hwfn, 5423 p_ptt, 5424 &needed_buf_size_in_dwords); 5425 if (status != DBG_STATUS_OK) 5426 return status; 5427 5428 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5429 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5430 5431 /* Update reset state */ 5432 qed_grc_unreset_blocks(p_hwfn, p_ptt, true); 5433 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5434 5435 /* Idle Check Dump */ 5436 *num_dumped_dwords = qed_idle_chk_dump(p_hwfn, p_ptt, dump_buf, true); 5437 5438 /* Revert GRC params to their default */ 5439 qed_dbg_grc_set_params_default(p_hwfn); 5440 5441 return DBG_STATUS_OK; 5442 } 5443 5444 enum dbg_status qed_dbg_mcp_trace_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5445 struct qed_ptt *p_ptt, 5446 u32 *buf_size) 5447 { 5448 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5449 5450 *buf_size = 0; 5451 5452 if (status != DBG_STATUS_OK) 5453 return status; 5454 5455 return qed_mcp_trace_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5456 } 5457 5458 enum dbg_status qed_dbg_mcp_trace_dump(struct qed_hwfn *p_hwfn, 5459 struct qed_ptt *p_ptt, 5460 u32 *dump_buf, 5461 u32 buf_size_in_dwords, 5462 u32 *num_dumped_dwords) 5463 { 5464 u32 needed_buf_size_in_dwords; 5465 enum dbg_status status; 5466 5467 status = 5468 qed_dbg_mcp_trace_get_dump_buf_size(p_hwfn, 5469 p_ptt, 5470 &needed_buf_size_in_dwords); 5471 if (status != DBG_STATUS_OK && status != 5472 DBG_STATUS_NVRAM_GET_IMAGE_FAILED) 5473 return status; 5474 5475 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5476 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5477 5478 /* Update reset state */ 5479 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5480 5481 /* Perform dump */ 5482 status = qed_mcp_trace_dump(p_hwfn, 5483 p_ptt, dump_buf, true, num_dumped_dwords); 5484 5485 /* Revert GRC params to their default */ 5486 qed_dbg_grc_set_params_default(p_hwfn); 5487 5488 return status; 5489 } 5490 5491 enum dbg_status qed_dbg_reg_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5492 struct qed_ptt *p_ptt, 5493 u32 *buf_size) 5494 { 5495 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5496 5497 *buf_size = 0; 5498 5499 if (status != DBG_STATUS_OK) 5500 return status; 5501 5502 return qed_reg_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5503 } 5504 5505 enum dbg_status qed_dbg_reg_fifo_dump(struct qed_hwfn *p_hwfn, 5506 struct qed_ptt *p_ptt, 5507 u32 *dump_buf, 5508 u32 buf_size_in_dwords, 5509 u32 *num_dumped_dwords) 5510 { 5511 u32 needed_buf_size_in_dwords; 5512 enum dbg_status status; 5513 5514 *num_dumped_dwords = 0; 5515 5516 status = qed_dbg_reg_fifo_get_dump_buf_size(p_hwfn, 5517 p_ptt, 5518 &needed_buf_size_in_dwords); 5519 if (status != DBG_STATUS_OK) 5520 return status; 5521 5522 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5523 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5524 5525 /* Update reset state */ 5526 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5527 5528 status = qed_reg_fifo_dump(p_hwfn, 5529 p_ptt, dump_buf, true, num_dumped_dwords); 5530 5531 /* Revert GRC params to their default */ 5532 qed_dbg_grc_set_params_default(p_hwfn); 5533 5534 return status; 5535 } 5536 5537 enum dbg_status qed_dbg_igu_fifo_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5538 struct qed_ptt *p_ptt, 5539 u32 *buf_size) 5540 { 5541 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5542 5543 *buf_size = 0; 5544 5545 if (status != DBG_STATUS_OK) 5546 return status; 5547 5548 return qed_igu_fifo_dump(p_hwfn, p_ptt, NULL, false, buf_size); 5549 } 5550 5551 enum dbg_status qed_dbg_igu_fifo_dump(struct qed_hwfn *p_hwfn, 5552 struct qed_ptt *p_ptt, 5553 u32 *dump_buf, 5554 u32 buf_size_in_dwords, 5555 u32 *num_dumped_dwords) 5556 { 5557 u32 needed_buf_size_in_dwords; 5558 enum dbg_status status; 5559 5560 *num_dumped_dwords = 0; 5561 5562 status = qed_dbg_igu_fifo_get_dump_buf_size(p_hwfn, 5563 p_ptt, 5564 &needed_buf_size_in_dwords); 5565 if (status != DBG_STATUS_OK) 5566 return status; 5567 5568 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5569 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5570 5571 /* Update reset state */ 5572 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5573 5574 status = qed_igu_fifo_dump(p_hwfn, 5575 p_ptt, dump_buf, true, num_dumped_dwords); 5576 /* Revert GRC params to their default */ 5577 qed_dbg_grc_set_params_default(p_hwfn); 5578 5579 return status; 5580 } 5581 5582 enum dbg_status 5583 qed_dbg_protection_override_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5584 struct qed_ptt *p_ptt, 5585 u32 *buf_size) 5586 { 5587 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5588 5589 *buf_size = 0; 5590 5591 if (status != DBG_STATUS_OK) 5592 return status; 5593 5594 return qed_protection_override_dump(p_hwfn, 5595 p_ptt, NULL, false, buf_size); 5596 } 5597 5598 enum dbg_status qed_dbg_protection_override_dump(struct qed_hwfn *p_hwfn, 5599 struct qed_ptt *p_ptt, 5600 u32 *dump_buf, 5601 u32 buf_size_in_dwords, 5602 u32 *num_dumped_dwords) 5603 { 5604 u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords; 5605 enum dbg_status status; 5606 5607 *num_dumped_dwords = 0; 5608 5609 status = 5610 qed_dbg_protection_override_get_dump_buf_size(p_hwfn, 5611 p_ptt, 5612 p_size); 5613 if (status != DBG_STATUS_OK) 5614 return status; 5615 5616 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5617 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5618 5619 /* Update reset state */ 5620 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5621 5622 status = qed_protection_override_dump(p_hwfn, 5623 p_ptt, 5624 dump_buf, 5625 true, num_dumped_dwords); 5626 5627 /* Revert GRC params to their default */ 5628 qed_dbg_grc_set_params_default(p_hwfn); 5629 5630 return status; 5631 } 5632 5633 enum dbg_status qed_dbg_fw_asserts_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5634 struct qed_ptt *p_ptt, 5635 u32 *buf_size) 5636 { 5637 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5638 5639 *buf_size = 0; 5640 5641 if (status != DBG_STATUS_OK) 5642 return status; 5643 5644 /* Update reset state */ 5645 qed_update_blocks_reset_state(p_hwfn, p_ptt); 5646 5647 *buf_size = qed_fw_asserts_dump(p_hwfn, p_ptt, NULL, false); 5648 5649 return DBG_STATUS_OK; 5650 } 5651 5652 enum dbg_status qed_dbg_fw_asserts_dump(struct qed_hwfn *p_hwfn, 5653 struct qed_ptt *p_ptt, 5654 u32 *dump_buf, 5655 u32 buf_size_in_dwords, 5656 u32 *num_dumped_dwords) 5657 { 5658 u32 needed_buf_size_in_dwords, *p_size = &needed_buf_size_in_dwords; 5659 enum dbg_status status; 5660 5661 *num_dumped_dwords = 0; 5662 5663 status = 5664 qed_dbg_fw_asserts_get_dump_buf_size(p_hwfn, 5665 p_ptt, 5666 p_size); 5667 if (status != DBG_STATUS_OK) 5668 return status; 5669 5670 if (buf_size_in_dwords < needed_buf_size_in_dwords) 5671 return DBG_STATUS_DUMP_BUF_TOO_SMALL; 5672 5673 *num_dumped_dwords = qed_fw_asserts_dump(p_hwfn, p_ptt, dump_buf, true); 5674 5675 /* Revert GRC params to their default */ 5676 qed_dbg_grc_set_params_default(p_hwfn); 5677 5678 return DBG_STATUS_OK; 5679 } 5680 5681 static enum dbg_status qed_dbg_ilt_get_dump_buf_size(struct qed_hwfn *p_hwfn, 5682 struct qed_ptt *p_ptt, 5683 u32 *buf_size) 5684 { 5685 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5686 5687 *buf_size = 0; 5688 5689 if (status != DBG_STATUS_OK) 5690 return status; 5691 5692 *buf_size = qed_ilt_dump(p_hwfn, p_ptt, NULL, 0, false); 5693 5694 return DBG_STATUS_OK; 5695 } 5696 5697 static enum dbg_status qed_dbg_ilt_dump(struct qed_hwfn *p_hwfn, 5698 struct qed_ptt *p_ptt, 5699 u32 *dump_buf, 5700 u32 buf_size_in_dwords, 5701 u32 *num_dumped_dwords) 5702 { 5703 *num_dumped_dwords = qed_ilt_dump(p_hwfn, 5704 p_ptt, 5705 dump_buf, buf_size_in_dwords, true); 5706 5707 /* Reveret GRC params to their default */ 5708 qed_dbg_grc_set_params_default(p_hwfn); 5709 5710 return DBG_STATUS_OK; 5711 } 5712 5713 enum dbg_status qed_dbg_read_attn(struct qed_hwfn *p_hwfn, 5714 struct qed_ptt *p_ptt, 5715 enum block_id block_id, 5716 enum dbg_attn_type attn_type, 5717 bool clear_status, 5718 struct dbg_attn_block_result *results) 5719 { 5720 enum dbg_status status = qed_dbg_dev_init(p_hwfn); 5721 u8 reg_idx, num_attn_regs, num_result_regs = 0; 5722 const struct dbg_attn_reg *attn_reg_arr; 5723 5724 if (status != DBG_STATUS_OK) 5725 return status; 5726 5727 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_MODE_TREE].ptr || 5728 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_BLOCKS].ptr || 5729 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_REGS].ptr) 5730 return DBG_STATUS_DBG_ARRAY_NOT_SET; 5731 5732 attn_reg_arr = qed_get_block_attn_regs(p_hwfn, 5733 block_id, 5734 attn_type, &num_attn_regs); 5735 5736 for (reg_idx = 0; reg_idx < num_attn_regs; reg_idx++) { 5737 const struct dbg_attn_reg *reg_data = &attn_reg_arr[reg_idx]; 5738 struct dbg_attn_reg_result *reg_result; 5739 u32 sts_addr, sts_val; 5740 u16 modes_buf_offset; 5741 bool eval_mode; 5742 5743 /* Check mode */ 5744 eval_mode = GET_FIELD(reg_data->mode.data, 5745 DBG_MODE_HDR_EVAL_MODE) > 0; 5746 modes_buf_offset = GET_FIELD(reg_data->mode.data, 5747 DBG_MODE_HDR_MODES_BUF_OFFSET); 5748 if (eval_mode && !qed_is_mode_match(p_hwfn, &modes_buf_offset)) 5749 continue; 5750 5751 /* Mode match - read attention status register */ 5752 sts_addr = DWORDS_TO_BYTES(clear_status ? 5753 reg_data->sts_clr_address : 5754 GET_FIELD(reg_data->data, 5755 DBG_ATTN_REG_STS_ADDRESS)); 5756 sts_val = qed_rd(p_hwfn, p_ptt, sts_addr); 5757 if (!sts_val) 5758 continue; 5759 5760 /* Non-zero attention status - add to results */ 5761 reg_result = &results->reg_results[num_result_regs]; 5762 SET_FIELD(reg_result->data, 5763 DBG_ATTN_REG_RESULT_STS_ADDRESS, sts_addr); 5764 SET_FIELD(reg_result->data, 5765 DBG_ATTN_REG_RESULT_NUM_REG_ATTN, 5766 GET_FIELD(reg_data->data, DBG_ATTN_REG_NUM_REG_ATTN)); 5767 reg_result->block_attn_offset = reg_data->block_attn_offset; 5768 reg_result->sts_val = sts_val; 5769 reg_result->mask_val = qed_rd(p_hwfn, 5770 p_ptt, 5771 DWORDS_TO_BYTES 5772 (reg_data->mask_address)); 5773 num_result_regs++; 5774 } 5775 5776 results->block_id = (u8)block_id; 5777 results->names_offset = 5778 qed_get_block_attn_data(p_hwfn, block_id, attn_type)->names_offset; 5779 SET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE, attn_type); 5780 SET_FIELD(results->data, 5781 DBG_ATTN_BLOCK_RESULT_NUM_REGS, num_result_regs); 5782 5783 return DBG_STATUS_OK; 5784 } 5785 5786 /******************************* Data Types **********************************/ 5787 5788 /* REG fifo element */ 5789 struct reg_fifo_element { 5790 u64 data; 5791 #define REG_FIFO_ELEMENT_ADDRESS_SHIFT 0 5792 #define REG_FIFO_ELEMENT_ADDRESS_MASK 0x7fffff 5793 #define REG_FIFO_ELEMENT_ACCESS_SHIFT 23 5794 #define REG_FIFO_ELEMENT_ACCESS_MASK 0x1 5795 #define REG_FIFO_ELEMENT_PF_SHIFT 24 5796 #define REG_FIFO_ELEMENT_PF_MASK 0xf 5797 #define REG_FIFO_ELEMENT_VF_SHIFT 28 5798 #define REG_FIFO_ELEMENT_VF_MASK 0xff 5799 #define REG_FIFO_ELEMENT_PORT_SHIFT 36 5800 #define REG_FIFO_ELEMENT_PORT_MASK 0x3 5801 #define REG_FIFO_ELEMENT_PRIVILEGE_SHIFT 38 5802 #define REG_FIFO_ELEMENT_PRIVILEGE_MASK 0x3 5803 #define REG_FIFO_ELEMENT_PROTECTION_SHIFT 40 5804 #define REG_FIFO_ELEMENT_PROTECTION_MASK 0x7 5805 #define REG_FIFO_ELEMENT_MASTER_SHIFT 43 5806 #define REG_FIFO_ELEMENT_MASTER_MASK 0xf 5807 #define REG_FIFO_ELEMENT_ERROR_SHIFT 47 5808 #define REG_FIFO_ELEMENT_ERROR_MASK 0x1f 5809 }; 5810 5811 /* REG fifo error element */ 5812 struct reg_fifo_err { 5813 u32 err_code; 5814 const char *err_msg; 5815 }; 5816 5817 /* IGU fifo element */ 5818 struct igu_fifo_element { 5819 u32 dword0; 5820 #define IGU_FIFO_ELEMENT_DWORD0_FID_SHIFT 0 5821 #define IGU_FIFO_ELEMENT_DWORD0_FID_MASK 0xff 5822 #define IGU_FIFO_ELEMENT_DWORD0_IS_PF_SHIFT 8 5823 #define IGU_FIFO_ELEMENT_DWORD0_IS_PF_MASK 0x1 5824 #define IGU_FIFO_ELEMENT_DWORD0_SOURCE_SHIFT 9 5825 #define IGU_FIFO_ELEMENT_DWORD0_SOURCE_MASK 0xf 5826 #define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_SHIFT 13 5827 #define IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE_MASK 0xf 5828 #define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_SHIFT 17 5829 #define IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR_MASK 0x7fff 5830 u32 dword1; 5831 u32 dword2; 5832 #define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_SHIFT 0 5833 #define IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD_MASK 0x1 5834 #define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_SHIFT 1 5835 #define IGU_FIFO_ELEMENT_DWORD12_WR_DATA_MASK 0xffffffff 5836 u32 reserved; 5837 }; 5838 5839 struct igu_fifo_wr_data { 5840 u32 data; 5841 #define IGU_FIFO_WR_DATA_PROD_CONS_SHIFT 0 5842 #define IGU_FIFO_WR_DATA_PROD_CONS_MASK 0xffffff 5843 #define IGU_FIFO_WR_DATA_UPDATE_FLAG_SHIFT 24 5844 #define IGU_FIFO_WR_DATA_UPDATE_FLAG_MASK 0x1 5845 #define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_SHIFT 25 5846 #define IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB_MASK 0x3 5847 #define IGU_FIFO_WR_DATA_SEGMENT_SHIFT 27 5848 #define IGU_FIFO_WR_DATA_SEGMENT_MASK 0x1 5849 #define IGU_FIFO_WR_DATA_TIMER_MASK_SHIFT 28 5850 #define IGU_FIFO_WR_DATA_TIMER_MASK_MASK 0x1 5851 #define IGU_FIFO_WR_DATA_CMD_TYPE_SHIFT 31 5852 #define IGU_FIFO_WR_DATA_CMD_TYPE_MASK 0x1 5853 }; 5854 5855 struct igu_fifo_cleanup_wr_data { 5856 u32 data; 5857 #define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_SHIFT 0 5858 #define IGU_FIFO_CLEANUP_WR_DATA_RESERVED_MASK 0x7ffffff 5859 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_SHIFT 27 5860 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL_MASK 0x1 5861 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_SHIFT 28 5862 #define IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE_MASK 0x7 5863 #define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_SHIFT 31 5864 #define IGU_FIFO_CLEANUP_WR_DATA_CMD_TYPE_MASK 0x1 5865 }; 5866 5867 /* Protection override element */ 5868 struct protection_override_element { 5869 u64 data; 5870 #define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_SHIFT 0 5871 #define PROTECTION_OVERRIDE_ELEMENT_ADDRESS_MASK 0x7fffff 5872 #define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_SHIFT 23 5873 #define PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE_MASK 0xffffff 5874 #define PROTECTION_OVERRIDE_ELEMENT_READ_SHIFT 47 5875 #define PROTECTION_OVERRIDE_ELEMENT_READ_MASK 0x1 5876 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_SHIFT 48 5877 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_MASK 0x1 5878 #define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_SHIFT 49 5879 #define PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION_MASK 0x7 5880 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_SHIFT 52 5881 #define PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION_MASK 0x7 5882 }; 5883 5884 enum igu_fifo_sources { 5885 IGU_SRC_PXP0, 5886 IGU_SRC_PXP1, 5887 IGU_SRC_PXP2, 5888 IGU_SRC_PXP3, 5889 IGU_SRC_PXP4, 5890 IGU_SRC_PXP5, 5891 IGU_SRC_PXP6, 5892 IGU_SRC_PXP7, 5893 IGU_SRC_CAU, 5894 IGU_SRC_ATTN, 5895 IGU_SRC_GRC 5896 }; 5897 5898 enum igu_fifo_addr_types { 5899 IGU_ADDR_TYPE_MSIX_MEM, 5900 IGU_ADDR_TYPE_WRITE_PBA, 5901 IGU_ADDR_TYPE_WRITE_INT_ACK, 5902 IGU_ADDR_TYPE_WRITE_ATTN_BITS, 5903 IGU_ADDR_TYPE_READ_INT, 5904 IGU_ADDR_TYPE_WRITE_PROD_UPDATE, 5905 IGU_ADDR_TYPE_RESERVED 5906 }; 5907 5908 struct igu_fifo_addr_data { 5909 u16 start_addr; 5910 u16 end_addr; 5911 char *desc; 5912 char *vf_desc; 5913 enum igu_fifo_addr_types type; 5914 }; 5915 5916 /******************************** Constants **********************************/ 5917 5918 #define MAX_MSG_LEN 1024 5919 5920 #define MCP_TRACE_MAX_MODULE_LEN 8 5921 #define MCP_TRACE_FORMAT_MAX_PARAMS 3 5922 #define MCP_TRACE_FORMAT_PARAM_WIDTH \ 5923 (MCP_TRACE_FORMAT_P2_SIZE_OFFSET - MCP_TRACE_FORMAT_P1_SIZE_OFFSET) 5924 5925 #define REG_FIFO_ELEMENT_ADDR_FACTOR 4 5926 #define REG_FIFO_ELEMENT_IS_PF_VF_VAL 127 5927 5928 #define PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR 4 5929 5930 /***************************** Constant Arrays *******************************/ 5931 5932 /* Status string array */ 5933 static const char * const s_status_str[] = { 5934 /* DBG_STATUS_OK */ 5935 "Operation completed successfully", 5936 5937 /* DBG_STATUS_APP_VERSION_NOT_SET */ 5938 "Debug application version wasn't set", 5939 5940 /* DBG_STATUS_UNSUPPORTED_APP_VERSION */ 5941 "Unsupported debug application version", 5942 5943 /* DBG_STATUS_DBG_BLOCK_NOT_RESET */ 5944 "The debug block wasn't reset since the last recording", 5945 5946 /* DBG_STATUS_INVALID_ARGS */ 5947 "Invalid arguments", 5948 5949 /* DBG_STATUS_OUTPUT_ALREADY_SET */ 5950 "The debug output was already set", 5951 5952 /* DBG_STATUS_INVALID_PCI_BUF_SIZE */ 5953 "Invalid PCI buffer size", 5954 5955 /* DBG_STATUS_PCI_BUF_ALLOC_FAILED */ 5956 "PCI buffer allocation failed", 5957 5958 /* DBG_STATUS_PCI_BUF_NOT_ALLOCATED */ 5959 "A PCI buffer wasn't allocated", 5960 5961 /* DBG_STATUS_INVALID_FILTER_TRIGGER_DWORDS */ 5962 "The filter/trigger constraint dword offsets are not enabled for recording", 5963 /* DBG_STATUS_NO_MATCHING_FRAMING_MODE */ 5964 "No matching framing mode", 5965 5966 /* DBG_STATUS_VFC_READ_ERROR */ 5967 "Error reading from VFC", 5968 5969 /* DBG_STATUS_STORM_ALREADY_ENABLED */ 5970 "The Storm was already enabled", 5971 5972 /* DBG_STATUS_STORM_NOT_ENABLED */ 5973 "The specified Storm wasn't enabled", 5974 5975 /* DBG_STATUS_BLOCK_ALREADY_ENABLED */ 5976 "The block was already enabled", 5977 5978 /* DBG_STATUS_BLOCK_NOT_ENABLED */ 5979 "The specified block wasn't enabled", 5980 5981 /* DBG_STATUS_NO_INPUT_ENABLED */ 5982 "No input was enabled for recording", 5983 5984 /* DBG_STATUS_NO_FILTER_TRIGGER_256B */ 5985 "Filters and triggers are not allowed in E4 256-bit mode", 5986 5987 /* DBG_STATUS_FILTER_ALREADY_ENABLED */ 5988 "The filter was already enabled", 5989 5990 /* DBG_STATUS_TRIGGER_ALREADY_ENABLED */ 5991 "The trigger was already enabled", 5992 5993 /* DBG_STATUS_TRIGGER_NOT_ENABLED */ 5994 "The trigger wasn't enabled", 5995 5996 /* DBG_STATUS_CANT_ADD_CONSTRAINT */ 5997 "A constraint can be added only after a filter was enabled or a trigger state was added", 5998 5999 /* DBG_STATUS_TOO_MANY_TRIGGER_STATES */ 6000 "Cannot add more than 3 trigger states", 6001 6002 /* DBG_STATUS_TOO_MANY_CONSTRAINTS */ 6003 "Cannot add more than 4 constraints per filter or trigger state", 6004 6005 /* DBG_STATUS_RECORDING_NOT_STARTED */ 6006 "The recording wasn't started", 6007 6008 /* DBG_STATUS_DATA_DIDNT_TRIGGER */ 6009 "A trigger was configured, but it didn't trigger", 6010 6011 /* DBG_STATUS_NO_DATA_RECORDED */ 6012 "No data was recorded", 6013 6014 /* DBG_STATUS_DUMP_BUF_TOO_SMALL */ 6015 "Dump buffer is too small", 6016 6017 /* DBG_STATUS_DUMP_NOT_CHUNK_ALIGNED */ 6018 "Dumped data is not aligned to chunks", 6019 6020 /* DBG_STATUS_UNKNOWN_CHIP */ 6021 "Unknown chip", 6022 6023 /* DBG_STATUS_VIRT_MEM_ALLOC_FAILED */ 6024 "Failed allocating virtual memory", 6025 6026 /* DBG_STATUS_BLOCK_IN_RESET */ 6027 "The input block is in reset", 6028 6029 /* DBG_STATUS_INVALID_TRACE_SIGNATURE */ 6030 "Invalid MCP trace signature found in NVRAM", 6031 6032 /* DBG_STATUS_INVALID_NVRAM_BUNDLE */ 6033 "Invalid bundle ID found in NVRAM", 6034 6035 /* DBG_STATUS_NVRAM_GET_IMAGE_FAILED */ 6036 "Failed getting NVRAM image", 6037 6038 /* DBG_STATUS_NON_ALIGNED_NVRAM_IMAGE */ 6039 "NVRAM image is not dword-aligned", 6040 6041 /* DBG_STATUS_NVRAM_READ_FAILED */ 6042 "Failed reading from NVRAM", 6043 6044 /* DBG_STATUS_IDLE_CHK_PARSE_FAILED */ 6045 "Idle check parsing failed", 6046 6047 /* DBG_STATUS_MCP_TRACE_BAD_DATA */ 6048 "MCP Trace data is corrupt", 6049 6050 /* DBG_STATUS_MCP_TRACE_NO_META */ 6051 "Dump doesn't contain meta data - it must be provided in image file", 6052 6053 /* DBG_STATUS_MCP_COULD_NOT_HALT */ 6054 "Failed to halt MCP", 6055 6056 /* DBG_STATUS_MCP_COULD_NOT_RESUME */ 6057 "Failed to resume MCP after halt", 6058 6059 /* DBG_STATUS_RESERVED0 */ 6060 "", 6061 6062 /* DBG_STATUS_SEMI_FIFO_NOT_EMPTY */ 6063 "Failed to empty SEMI sync FIFO", 6064 6065 /* DBG_STATUS_IGU_FIFO_BAD_DATA */ 6066 "IGU FIFO data is corrupt", 6067 6068 /* DBG_STATUS_MCP_COULD_NOT_MASK_PRTY */ 6069 "MCP failed to mask parities", 6070 6071 /* DBG_STATUS_FW_ASSERTS_PARSE_FAILED */ 6072 "FW Asserts parsing failed", 6073 6074 /* DBG_STATUS_REG_FIFO_BAD_DATA */ 6075 "GRC FIFO data is corrupt", 6076 6077 /* DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA */ 6078 "Protection Override data is corrupt", 6079 6080 /* DBG_STATUS_DBG_ARRAY_NOT_SET */ 6081 "Debug arrays were not set (when using binary files, dbg_set_bin_ptr must be called)", 6082 6083 /* DBG_STATUS_RESERVED1 */ 6084 "", 6085 6086 /* DBG_STATUS_NON_MATCHING_LINES */ 6087 "Non-matching debug lines - in E4, all lines must be of the same type (either 128b or 256b)", 6088 6089 /* DBG_STATUS_INSUFFICIENT_HW_IDS */ 6090 "Insufficient HW IDs. Try to record less Storms/blocks", 6091 6092 /* DBG_STATUS_DBG_BUS_IN_USE */ 6093 "The debug bus is in use", 6094 6095 /* DBG_STATUS_INVALID_STORM_DBG_MODE */ 6096 "The storm debug mode is not supported in the current chip", 6097 6098 /* DBG_STATUS_OTHER_ENGINE_BB_ONLY */ 6099 "Other engine is supported only in BB", 6100 6101 /* DBG_STATUS_FILTER_SINGLE_HW_ID */ 6102 "The configured filter mode requires a single Storm/block input", 6103 6104 /* DBG_STATUS_TRIGGER_SINGLE_HW_ID */ 6105 "The configured filter mode requires that all the constraints of a single trigger state will be defined on a single Storm/block input", 6106 6107 /* DBG_STATUS_MISSING_TRIGGER_STATE_STORM */ 6108 "When triggering on Storm data, the Storm to trigger on must be specified", 6109 6110 /* DBG_STATUS_MDUMP2_FAILED_TO_REQUEST_OFFSIZE */ 6111 "Failed to request MDUMP2 Offsize", 6112 6113 /* DBG_STATUS_MDUMP2_FAILED_VALIDATION_OF_DATA_CRC */ 6114 "Expected CRC (part of the MDUMP2 data) is different than the calculated CRC over that data", 6115 6116 /* DBG_STATUS_MDUMP2_INVALID_SIGNATURE */ 6117 "Invalid Signature found at start of MDUMP2", 6118 6119 /* DBG_STATUS_MDUMP2_INVALID_LOG_SIZE */ 6120 "Invalid Log Size of MDUMP2", 6121 6122 /* DBG_STATUS_MDUMP2_INVALID_LOG_HDR */ 6123 "Invalid Log Header of MDUMP2", 6124 6125 /* DBG_STATUS_MDUMP2_INVALID_LOG_DATA */ 6126 "Invalid Log Data of MDUMP2", 6127 6128 /* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_NUM_PORTS */ 6129 "Could not extract number of ports from regval buf of MDUMP2", 6130 6131 /* DBG_STATUS_MDUMP2_ERROR_EXTRACTING_MFW_STATUS */ 6132 "Could not extract MFW (link) status from regval buf of MDUMP2", 6133 6134 /* DBG_STATUS_MDUMP2_ERROR_DISPLAYING_LINKDUMP */ 6135 "Could not display linkdump of MDUMP2", 6136 6137 /* DBG_STATUS_MDUMP2_ERROR_READING_PHY_CFG */ 6138 "Could not read PHY CFG of MDUMP2", 6139 6140 /* DBG_STATUS_MDUMP2_ERROR_READING_PLL_MODE */ 6141 "Could not read PLL Mode of MDUMP2", 6142 6143 /* DBG_STATUS_MDUMP2_ERROR_READING_LANE_REGS */ 6144 "Could not read TSCF/TSCE Lane Regs of MDUMP2", 6145 6146 /* DBG_STATUS_MDUMP2_ERROR_ALLOCATING_BUF */ 6147 "Could not allocate MDUMP2 reg-val internal buffer" 6148 }; 6149 6150 /* Idle check severity names array */ 6151 static const char * const s_idle_chk_severity_str[] = { 6152 "Error", 6153 "Error if no traffic", 6154 "Warning" 6155 }; 6156 6157 /* MCP Trace level names array */ 6158 static const char * const s_mcp_trace_level_str[] = { 6159 "ERROR", 6160 "TRACE", 6161 "DEBUG" 6162 }; 6163 6164 /* Access type names array */ 6165 static const char * const s_access_strs[] = { 6166 "read", 6167 "write" 6168 }; 6169 6170 /* Privilege type names array */ 6171 static const char * const s_privilege_strs[] = { 6172 "VF", 6173 "PDA", 6174 "HV", 6175 "UA" 6176 }; 6177 6178 /* Protection type names array */ 6179 static const char * const s_protection_strs[] = { 6180 "(default)", 6181 "(default)", 6182 "(default)", 6183 "(default)", 6184 "override VF", 6185 "override PDA", 6186 "override HV", 6187 "override UA" 6188 }; 6189 6190 /* Master type names array */ 6191 static const char * const s_master_strs[] = { 6192 "???", 6193 "pxp", 6194 "mcp", 6195 "msdm", 6196 "psdm", 6197 "ysdm", 6198 "usdm", 6199 "tsdm", 6200 "xsdm", 6201 "dbu", 6202 "dmae", 6203 "jdap", 6204 "???", 6205 "???", 6206 "???", 6207 "???" 6208 }; 6209 6210 /* REG FIFO error messages array */ 6211 static struct reg_fifo_err s_reg_fifo_errors[] = { 6212 {1, "grc timeout"}, 6213 {2, "address doesn't belong to any block"}, 6214 {4, "reserved address in block or write to read-only address"}, 6215 {8, "privilege/protection mismatch"}, 6216 {16, "path isolation error"}, 6217 {17, "RSL error"} 6218 }; 6219 6220 /* IGU FIFO sources array */ 6221 static const char * const s_igu_fifo_source_strs[] = { 6222 "TSTORM", 6223 "MSTORM", 6224 "USTORM", 6225 "XSTORM", 6226 "YSTORM", 6227 "PSTORM", 6228 "PCIE", 6229 "NIG_QM_PBF", 6230 "CAU", 6231 "ATTN", 6232 "GRC", 6233 }; 6234 6235 /* IGU FIFO error messages */ 6236 static const char * const s_igu_fifo_error_strs[] = { 6237 "no error", 6238 "length error", 6239 "function disabled", 6240 "VF sent command to attention address", 6241 "host sent prod update command", 6242 "read of during interrupt register while in MIMD mode", 6243 "access to PXP BAR reserved address", 6244 "producer update command to attention index", 6245 "unknown error", 6246 "SB index not valid", 6247 "SB relative index and FID not found", 6248 "FID not match", 6249 "command with error flag asserted (PCI error or CAU discard)", 6250 "VF sent cleanup and RF cleanup is disabled", 6251 "cleanup command on type bigger than 4" 6252 }; 6253 6254 /* IGU FIFO address data */ 6255 static const struct igu_fifo_addr_data s_igu_fifo_addr_data[] = { 6256 {0x0, 0x101, "MSI-X Memory", NULL, 6257 IGU_ADDR_TYPE_MSIX_MEM}, 6258 {0x102, 0x1ff, "reserved", NULL, 6259 IGU_ADDR_TYPE_RESERVED}, 6260 {0x200, 0x200, "Write PBA[0:63]", NULL, 6261 IGU_ADDR_TYPE_WRITE_PBA}, 6262 {0x201, 0x201, "Write PBA[64:127]", "reserved", 6263 IGU_ADDR_TYPE_WRITE_PBA}, 6264 {0x202, 0x202, "Write PBA[128]", "reserved", 6265 IGU_ADDR_TYPE_WRITE_PBA}, 6266 {0x203, 0x3ff, "reserved", NULL, 6267 IGU_ADDR_TYPE_RESERVED}, 6268 {0x400, 0x5ef, "Write interrupt acknowledgment", NULL, 6269 IGU_ADDR_TYPE_WRITE_INT_ACK}, 6270 {0x5f0, 0x5f0, "Attention bits update", NULL, 6271 IGU_ADDR_TYPE_WRITE_ATTN_BITS}, 6272 {0x5f1, 0x5f1, "Attention bits set", NULL, 6273 IGU_ADDR_TYPE_WRITE_ATTN_BITS}, 6274 {0x5f2, 0x5f2, "Attention bits clear", NULL, 6275 IGU_ADDR_TYPE_WRITE_ATTN_BITS}, 6276 {0x5f3, 0x5f3, "Read interrupt 0:63 with mask", NULL, 6277 IGU_ADDR_TYPE_READ_INT}, 6278 {0x5f4, 0x5f4, "Read interrupt 0:31 with mask", NULL, 6279 IGU_ADDR_TYPE_READ_INT}, 6280 {0x5f5, 0x5f5, "Read interrupt 32:63 with mask", NULL, 6281 IGU_ADDR_TYPE_READ_INT}, 6282 {0x5f6, 0x5f6, "Read interrupt 0:63 without mask", NULL, 6283 IGU_ADDR_TYPE_READ_INT}, 6284 {0x5f7, 0x5ff, "reserved", NULL, 6285 IGU_ADDR_TYPE_RESERVED}, 6286 {0x600, 0x7ff, "Producer update", NULL, 6287 IGU_ADDR_TYPE_WRITE_PROD_UPDATE} 6288 }; 6289 6290 /******************************** Variables **********************************/ 6291 6292 /* Temporary buffer, used for print size calculations */ 6293 static char s_temp_buf[MAX_MSG_LEN]; 6294 6295 /**************************** Private Functions ******************************/ 6296 6297 static void qed_user_static_asserts(void) 6298 { 6299 } 6300 6301 static u32 qed_cyclic_add(u32 a, u32 b, u32 size) 6302 { 6303 return (a + b) % size; 6304 } 6305 6306 static u32 qed_cyclic_sub(u32 a, u32 b, u32 size) 6307 { 6308 return (size + a - b) % size; 6309 } 6310 6311 /* Reads the specified number of bytes from the specified cyclic buffer (up to 4 6312 * bytes) and returns them as a dword value. the specified buffer offset is 6313 * updated. 6314 */ 6315 static u32 qed_read_from_cyclic_buf(void *buf, 6316 u32 *offset, 6317 u32 buf_size, u8 num_bytes_to_read) 6318 { 6319 u8 i, *val_ptr, *bytes_buf = (u8 *)buf; 6320 u32 val = 0; 6321 6322 val_ptr = (u8 *)&val; 6323 6324 /* Assume running on a LITTLE ENDIAN and the buffer is network order 6325 * (BIG ENDIAN), as high order bytes are placed in lower memory address. 6326 */ 6327 for (i = 0; i < num_bytes_to_read; i++) { 6328 val_ptr[i] = bytes_buf[*offset]; 6329 *offset = qed_cyclic_add(*offset, 1, buf_size); 6330 } 6331 6332 return val; 6333 } 6334 6335 /* Reads and returns the next byte from the specified buffer. 6336 * The specified buffer offset is updated. 6337 */ 6338 static u8 qed_read_byte_from_buf(void *buf, u32 *offset) 6339 { 6340 return ((u8 *)buf)[(*offset)++]; 6341 } 6342 6343 /* Reads and returns the next dword from the specified buffer. 6344 * The specified buffer offset is updated. 6345 */ 6346 static u32 qed_read_dword_from_buf(void *buf, u32 *offset) 6347 { 6348 u32 dword_val = *(u32 *)&((u8 *)buf)[*offset]; 6349 6350 *offset += 4; 6351 6352 return dword_val; 6353 } 6354 6355 /* Reads the next string from the specified buffer, and copies it to the 6356 * specified pointer. The specified buffer offset is updated. 6357 */ 6358 static void qed_read_str_from_buf(void *buf, u32 *offset, u32 size, char *dest) 6359 { 6360 const char *source_str = &((const char *)buf)[*offset]; 6361 6362 strscpy(dest, source_str, size); 6363 *offset += size; 6364 } 6365 6366 /* Returns a pointer to the specified offset (in bytes) of the specified buffer. 6367 * If the specified buffer in NULL, a temporary buffer pointer is returned. 6368 */ 6369 static char *qed_get_buf_ptr(void *buf, u32 offset) 6370 { 6371 return buf ? (char *)buf + offset : s_temp_buf; 6372 } 6373 6374 /* Reads a param from the specified buffer. Returns the number of dwords read. 6375 * If the returned str_param is NULL, the param is numeric and its value is 6376 * returned in num_param. 6377 * Otheriwise, the param is a string and its pointer is returned in str_param. 6378 */ 6379 static u32 qed_read_param(u32 *dump_buf, 6380 const char **param_name, 6381 const char **param_str_val, u32 *param_num_val) 6382 { 6383 char *char_buf = (char *)dump_buf; 6384 size_t offset = 0; 6385 6386 /* Extract param name */ 6387 *param_name = char_buf; 6388 offset += strlen(*param_name) + 1; 6389 6390 /* Check param type */ 6391 if (*(char_buf + offset++)) { 6392 /* String param */ 6393 *param_str_val = char_buf + offset; 6394 *param_num_val = 0; 6395 offset += strlen(*param_str_val) + 1; 6396 if (offset & 0x3) 6397 offset += (4 - (offset & 0x3)); 6398 } else { 6399 /* Numeric param */ 6400 *param_str_val = NULL; 6401 if (offset & 0x3) 6402 offset += (4 - (offset & 0x3)); 6403 *param_num_val = *(u32 *)(char_buf + offset); 6404 offset += 4; 6405 } 6406 6407 return (u32)offset / 4; 6408 } 6409 6410 /* Reads a section header from the specified buffer. 6411 * Returns the number of dwords read. 6412 */ 6413 static u32 qed_read_section_hdr(u32 *dump_buf, 6414 const char **section_name, 6415 u32 *num_section_params) 6416 { 6417 const char *param_str_val; 6418 6419 return qed_read_param(dump_buf, 6420 section_name, ¶m_str_val, num_section_params); 6421 } 6422 6423 /* Reads section params from the specified buffer and prints them to the results 6424 * buffer. Returns the number of dwords read. 6425 */ 6426 static u32 qed_print_section_params(u32 *dump_buf, 6427 u32 num_section_params, 6428 char *results_buf, u32 *num_chars_printed) 6429 { 6430 u32 i, dump_offset = 0, results_offset = 0; 6431 6432 for (i = 0; i < num_section_params; i++) { 6433 const char *param_name, *param_str_val; 6434 u32 param_num_val = 0; 6435 6436 dump_offset += qed_read_param(dump_buf + dump_offset, 6437 ¶m_name, 6438 ¶m_str_val, ¶m_num_val); 6439 6440 if (param_str_val) 6441 results_offset += 6442 sprintf(qed_get_buf_ptr(results_buf, 6443 results_offset), 6444 "%s: %s\n", param_name, param_str_val); 6445 else if (strcmp(param_name, "fw-timestamp")) 6446 results_offset += 6447 sprintf(qed_get_buf_ptr(results_buf, 6448 results_offset), 6449 "%s: %d\n", param_name, param_num_val); 6450 } 6451 6452 results_offset += sprintf(qed_get_buf_ptr(results_buf, results_offset), 6453 "\n"); 6454 6455 *num_chars_printed = results_offset; 6456 6457 return dump_offset; 6458 } 6459 6460 /* Returns the block name that matches the specified block ID, 6461 * or NULL if not found. 6462 */ 6463 static const char *qed_dbg_get_block_name(struct qed_hwfn *p_hwfn, 6464 enum block_id block_id) 6465 { 6466 const struct dbg_block_user *block = 6467 (const struct dbg_block_user *) 6468 p_hwfn->dbg_arrays[BIN_BUF_DBG_BLOCKS_USER_DATA].ptr + block_id; 6469 6470 return (const char *)block->name; 6471 } 6472 6473 static struct dbg_tools_user_data *qed_dbg_get_user_data(struct qed_hwfn 6474 *p_hwfn) 6475 { 6476 return (struct dbg_tools_user_data *)p_hwfn->dbg_user_info; 6477 } 6478 6479 /* Parses the idle check rules and returns the number of characters printed. 6480 * In case of parsing error, returns 0. 6481 */ 6482 static u32 qed_parse_idle_chk_dump_rules(struct qed_hwfn *p_hwfn, 6483 u32 *dump_buf, 6484 u32 *dump_buf_end, 6485 u32 num_rules, 6486 bool print_fw_idle_chk, 6487 char *results_buf, 6488 u32 *num_errors, u32 *num_warnings) 6489 { 6490 /* Offset in results_buf in bytes */ 6491 u32 results_offset = 0; 6492 6493 u32 rule_idx; 6494 u16 i, j; 6495 6496 *num_errors = 0; 6497 *num_warnings = 0; 6498 6499 /* Go over dumped results */ 6500 for (rule_idx = 0; rule_idx < num_rules && dump_buf < dump_buf_end; 6501 rule_idx++) { 6502 const struct dbg_idle_chk_rule_parsing_data *rule_parsing_data; 6503 struct dbg_idle_chk_result_hdr *hdr; 6504 const char *parsing_str, *lsi_msg; 6505 u32 parsing_str_offset; 6506 bool has_fw_msg; 6507 u8 curr_reg_id; 6508 6509 hdr = (struct dbg_idle_chk_result_hdr *)dump_buf; 6510 rule_parsing_data = 6511 (const struct dbg_idle_chk_rule_parsing_data *) 6512 p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr + 6513 hdr->rule_id; 6514 parsing_str_offset = 6515 GET_FIELD(rule_parsing_data->data, 6516 DBG_IDLE_CHK_RULE_PARSING_DATA_STR_OFFSET); 6517 has_fw_msg = 6518 GET_FIELD(rule_parsing_data->data, 6519 DBG_IDLE_CHK_RULE_PARSING_DATA_HAS_FW_MSG) > 0; 6520 parsing_str = (const char *) 6521 p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr + 6522 parsing_str_offset; 6523 lsi_msg = parsing_str; 6524 curr_reg_id = 0; 6525 6526 if (hdr->severity >= MAX_DBG_IDLE_CHK_SEVERITY_TYPES) 6527 return 0; 6528 6529 /* Skip rule header */ 6530 dump_buf += BYTES_TO_DWORDS(sizeof(*hdr)); 6531 6532 /* Update errors/warnings count */ 6533 if (hdr->severity == IDLE_CHK_SEVERITY_ERROR || 6534 hdr->severity == IDLE_CHK_SEVERITY_ERROR_NO_TRAFFIC) 6535 (*num_errors)++; 6536 else 6537 (*num_warnings)++; 6538 6539 /* Print rule severity */ 6540 results_offset += 6541 sprintf(qed_get_buf_ptr(results_buf, 6542 results_offset), "%s: ", 6543 s_idle_chk_severity_str[hdr->severity]); 6544 6545 /* Print rule message */ 6546 if (has_fw_msg) 6547 parsing_str += strlen(parsing_str) + 1; 6548 results_offset += 6549 sprintf(qed_get_buf_ptr(results_buf, 6550 results_offset), "%s.", 6551 has_fw_msg && 6552 print_fw_idle_chk ? parsing_str : lsi_msg); 6553 parsing_str += strlen(parsing_str) + 1; 6554 6555 /* Print register values */ 6556 results_offset += 6557 sprintf(qed_get_buf_ptr(results_buf, 6558 results_offset), " Registers:"); 6559 for (i = 0; 6560 i < hdr->num_dumped_cond_regs + hdr->num_dumped_info_regs; 6561 i++) { 6562 struct dbg_idle_chk_result_reg_hdr *reg_hdr; 6563 bool is_mem; 6564 u8 reg_id; 6565 6566 reg_hdr = 6567 (struct dbg_idle_chk_result_reg_hdr *)dump_buf; 6568 is_mem = GET_FIELD(reg_hdr->data, 6569 DBG_IDLE_CHK_RESULT_REG_HDR_IS_MEM); 6570 reg_id = GET_FIELD(reg_hdr->data, 6571 DBG_IDLE_CHK_RESULT_REG_HDR_REG_ID); 6572 6573 /* Skip reg header */ 6574 dump_buf += BYTES_TO_DWORDS(sizeof(*reg_hdr)); 6575 6576 /* Skip register names until the required reg_id is 6577 * reached. 6578 */ 6579 for (; reg_id > curr_reg_id; curr_reg_id++) 6580 parsing_str += strlen(parsing_str) + 1; 6581 6582 results_offset += 6583 sprintf(qed_get_buf_ptr(results_buf, 6584 results_offset), " %s", 6585 parsing_str); 6586 if (i < hdr->num_dumped_cond_regs && is_mem) 6587 results_offset += 6588 sprintf(qed_get_buf_ptr(results_buf, 6589 results_offset), 6590 "[%d]", hdr->mem_entry_id + 6591 reg_hdr->start_entry); 6592 results_offset += 6593 sprintf(qed_get_buf_ptr(results_buf, 6594 results_offset), "="); 6595 for (j = 0; j < reg_hdr->size; j++, dump_buf++) { 6596 results_offset += 6597 sprintf(qed_get_buf_ptr(results_buf, 6598 results_offset), 6599 "0x%x", *dump_buf); 6600 if (j < reg_hdr->size - 1) 6601 results_offset += 6602 sprintf(qed_get_buf_ptr 6603 (results_buf, 6604 results_offset), ","); 6605 } 6606 } 6607 6608 results_offset += 6609 sprintf(qed_get_buf_ptr(results_buf, results_offset), "\n"); 6610 } 6611 6612 /* Check if end of dump buffer was exceeded */ 6613 if (dump_buf > dump_buf_end) 6614 return 0; 6615 6616 return results_offset; 6617 } 6618 6619 /* Parses an idle check dump buffer. 6620 * If result_buf is not NULL, the idle check results are printed to it. 6621 * In any case, the required results buffer size is assigned to 6622 * parsed_results_bytes. 6623 * The parsing status is returned. 6624 */ 6625 static enum dbg_status qed_parse_idle_chk_dump(struct qed_hwfn *p_hwfn, 6626 u32 *dump_buf, 6627 u32 num_dumped_dwords, 6628 char *results_buf, 6629 u32 *parsed_results_bytes, 6630 u32 *num_errors, 6631 u32 *num_warnings) 6632 { 6633 u32 num_section_params = 0, num_rules, num_rules_not_dumped; 6634 const char *section_name, *param_name, *param_str_val; 6635 u32 *dump_buf_end = dump_buf + num_dumped_dwords; 6636 6637 /* Offset in results_buf in bytes */ 6638 u32 results_offset = 0; 6639 6640 *parsed_results_bytes = 0; 6641 *num_errors = 0; 6642 *num_warnings = 0; 6643 6644 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr || 6645 !p_hwfn->dbg_arrays[BIN_BUF_DBG_IDLE_CHK_PARSING_DATA].ptr) 6646 return DBG_STATUS_DBG_ARRAY_NOT_SET; 6647 6648 /* Read global_params section */ 6649 dump_buf += qed_read_section_hdr(dump_buf, 6650 §ion_name, &num_section_params); 6651 if (strcmp(section_name, "global_params")) 6652 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6653 6654 /* Print global params */ 6655 dump_buf += qed_print_section_params(dump_buf, 6656 num_section_params, 6657 results_buf, &results_offset); 6658 6659 /* Read idle_chk section 6660 * There may be 1 or 2 idle_chk section parameters: 6661 * - 1st is "num_rules" 6662 * - 2nd is "num_rules_not_dumped" (optional) 6663 */ 6664 6665 dump_buf += qed_read_section_hdr(dump_buf, 6666 §ion_name, &num_section_params); 6667 if (strcmp(section_name, "idle_chk") || 6668 (num_section_params != 2 && num_section_params != 1)) 6669 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6670 dump_buf += qed_read_param(dump_buf, 6671 ¶m_name, ¶m_str_val, &num_rules); 6672 if (strcmp(param_name, "num_rules")) 6673 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6674 if (num_section_params > 1) { 6675 dump_buf += qed_read_param(dump_buf, 6676 ¶m_name, 6677 ¶m_str_val, 6678 &num_rules_not_dumped); 6679 if (strcmp(param_name, "num_rules_not_dumped")) 6680 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6681 } else { 6682 num_rules_not_dumped = 0; 6683 } 6684 6685 if (num_rules) { 6686 u32 rules_print_size; 6687 6688 /* Print FW output */ 6689 results_offset += 6690 sprintf(qed_get_buf_ptr(results_buf, 6691 results_offset), 6692 "FW_IDLE_CHECK:\n"); 6693 rules_print_size = 6694 qed_parse_idle_chk_dump_rules(p_hwfn, 6695 dump_buf, 6696 dump_buf_end, 6697 num_rules, 6698 true, 6699 results_buf ? 6700 results_buf + 6701 results_offset : 6702 NULL, 6703 num_errors, 6704 num_warnings); 6705 results_offset += rules_print_size; 6706 if (!rules_print_size) 6707 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6708 6709 /* Print LSI output */ 6710 results_offset += 6711 sprintf(qed_get_buf_ptr(results_buf, 6712 results_offset), 6713 "\nLSI_IDLE_CHECK:\n"); 6714 rules_print_size = 6715 qed_parse_idle_chk_dump_rules(p_hwfn, 6716 dump_buf, 6717 dump_buf_end, 6718 num_rules, 6719 false, 6720 results_buf ? 6721 results_buf + 6722 results_offset : 6723 NULL, 6724 num_errors, 6725 num_warnings); 6726 results_offset += rules_print_size; 6727 if (!rules_print_size) 6728 return DBG_STATUS_IDLE_CHK_PARSE_FAILED; 6729 } 6730 6731 /* Print errors/warnings count */ 6732 if (*num_errors) 6733 results_offset += 6734 sprintf(qed_get_buf_ptr(results_buf, 6735 results_offset), 6736 "\nIdle Check failed!!! (with %d errors and %d warnings)\n", 6737 *num_errors, *num_warnings); 6738 else if (*num_warnings) 6739 results_offset += 6740 sprintf(qed_get_buf_ptr(results_buf, 6741 results_offset), 6742 "\nIdle Check completed successfully (with %d warnings)\n", 6743 *num_warnings); 6744 else 6745 results_offset += 6746 sprintf(qed_get_buf_ptr(results_buf, 6747 results_offset), 6748 "\nIdle Check completed successfully\n"); 6749 6750 if (num_rules_not_dumped) 6751 results_offset += 6752 sprintf(qed_get_buf_ptr(results_buf, 6753 results_offset), 6754 "\nIdle Check Partially dumped : num_rules_not_dumped = %d\n", 6755 num_rules_not_dumped); 6756 6757 /* Add 1 for string NULL termination */ 6758 *parsed_results_bytes = results_offset + 1; 6759 6760 return DBG_STATUS_OK; 6761 } 6762 6763 /* Allocates and fills MCP Trace meta data based on the specified meta data 6764 * dump buffer. 6765 * Returns debug status code. 6766 */ 6767 static enum dbg_status 6768 qed_mcp_trace_alloc_meta_data(struct qed_hwfn *p_hwfn, 6769 const u32 *meta_buf) 6770 { 6771 struct dbg_tools_user_data *dev_user_data; 6772 u32 offset = 0, signature, i; 6773 struct mcp_trace_meta *meta; 6774 u8 *meta_buf_bytes; 6775 6776 dev_user_data = qed_dbg_get_user_data(p_hwfn); 6777 meta = &dev_user_data->mcp_trace_meta; 6778 meta_buf_bytes = (u8 *)meta_buf; 6779 6780 /* Free the previous meta before loading a new one. */ 6781 if (meta->is_allocated) 6782 qed_mcp_trace_free_meta_data(p_hwfn); 6783 6784 memset(meta, 0, sizeof(*meta)); 6785 6786 /* Read first signature */ 6787 signature = qed_read_dword_from_buf(meta_buf_bytes, &offset); 6788 if (signature != NVM_MAGIC_VALUE) 6789 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 6790 6791 /* Read no. of modules and allocate memory for their pointers */ 6792 meta->modules_num = qed_read_byte_from_buf(meta_buf_bytes, &offset); 6793 meta->modules = kcalloc(meta->modules_num, sizeof(char *), 6794 GFP_KERNEL); 6795 if (!meta->modules) 6796 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6797 6798 /* Allocate and read all module strings */ 6799 for (i = 0; i < meta->modules_num; i++) { 6800 u8 module_len = qed_read_byte_from_buf(meta_buf_bytes, &offset); 6801 6802 *(meta->modules + i) = kzalloc(module_len, GFP_KERNEL); 6803 if (!(*(meta->modules + i))) { 6804 /* Update number of modules to be released */ 6805 meta->modules_num = i ? i - 1 : 0; 6806 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6807 } 6808 6809 qed_read_str_from_buf(meta_buf_bytes, &offset, module_len, 6810 *(meta->modules + i)); 6811 if (module_len > MCP_TRACE_MAX_MODULE_LEN) 6812 (*(meta->modules + i))[MCP_TRACE_MAX_MODULE_LEN] = '\0'; 6813 } 6814 6815 /* Read second signature */ 6816 signature = qed_read_dword_from_buf(meta_buf_bytes, &offset); 6817 if (signature != NVM_MAGIC_VALUE) 6818 return DBG_STATUS_INVALID_TRACE_SIGNATURE; 6819 6820 /* Read number of formats and allocate memory for all formats */ 6821 meta->formats_num = qed_read_dword_from_buf(meta_buf_bytes, &offset); 6822 meta->formats = kcalloc(meta->formats_num, 6823 sizeof(struct mcp_trace_format), 6824 GFP_KERNEL); 6825 if (!meta->formats) 6826 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6827 6828 /* Allocate and read all strings */ 6829 for (i = 0; i < meta->formats_num; i++) { 6830 struct mcp_trace_format *format_ptr = &meta->formats[i]; 6831 u8 format_len; 6832 6833 format_ptr->data = qed_read_dword_from_buf(meta_buf_bytes, 6834 &offset); 6835 format_len = GET_MFW_FIELD(format_ptr->data, 6836 MCP_TRACE_FORMAT_LEN); 6837 format_ptr->format_str = kzalloc(format_len, GFP_KERNEL); 6838 if (!format_ptr->format_str) { 6839 /* Update number of modules to be released */ 6840 meta->formats_num = i ? i - 1 : 0; 6841 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 6842 } 6843 6844 qed_read_str_from_buf(meta_buf_bytes, 6845 &offset, 6846 format_len, format_ptr->format_str); 6847 } 6848 6849 meta->is_allocated = true; 6850 return DBG_STATUS_OK; 6851 } 6852 6853 /* Parses an MCP trace buffer. If result_buf is not NULL, the MCP Trace results 6854 * are printed to it. The parsing status is returned. 6855 * Arguments: 6856 * trace_buf - MCP trace cyclic buffer 6857 * trace_buf_size - MCP trace cyclic buffer size in bytes 6858 * data_offset - offset in bytes of the data to parse in the MCP trace cyclic 6859 * buffer. 6860 * data_size - size in bytes of data to parse. 6861 * parsed_buf - destination buffer for parsed data. 6862 * parsed_results_bytes - size of parsed data in bytes. 6863 */ 6864 static enum dbg_status qed_parse_mcp_trace_buf(struct qed_hwfn *p_hwfn, 6865 u8 *trace_buf, 6866 u32 trace_buf_size, 6867 u32 data_offset, 6868 u32 data_size, 6869 char *parsed_buf, 6870 u32 *parsed_results_bytes) 6871 { 6872 struct dbg_tools_user_data *dev_user_data; 6873 struct mcp_trace_meta *meta; 6874 u32 param_mask, param_shift; 6875 enum dbg_status status; 6876 6877 dev_user_data = qed_dbg_get_user_data(p_hwfn); 6878 meta = &dev_user_data->mcp_trace_meta; 6879 *parsed_results_bytes = 0; 6880 6881 if (!meta->is_allocated) 6882 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6883 6884 status = DBG_STATUS_OK; 6885 6886 while (data_size) { 6887 struct mcp_trace_format *format_ptr; 6888 u8 format_level, format_module; 6889 u32 params[3] = { 0, 0, 0 }; 6890 u32 header, format_idx, i; 6891 6892 if (data_size < MFW_TRACE_ENTRY_SIZE) 6893 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6894 6895 header = qed_read_from_cyclic_buf(trace_buf, 6896 &data_offset, 6897 trace_buf_size, 6898 MFW_TRACE_ENTRY_SIZE); 6899 data_size -= MFW_TRACE_ENTRY_SIZE; 6900 format_idx = header & MFW_TRACE_EVENTID_MASK; 6901 6902 /* Skip message if its index doesn't exist in the meta data */ 6903 if (format_idx >= meta->formats_num) { 6904 u8 format_size = (u8)GET_MFW_FIELD(header, 6905 MFW_TRACE_PRM_SIZE); 6906 6907 if (data_size < format_size) 6908 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6909 6910 data_offset = qed_cyclic_add(data_offset, 6911 format_size, 6912 trace_buf_size); 6913 data_size -= format_size; 6914 continue; 6915 } 6916 6917 format_ptr = &meta->formats[format_idx]; 6918 6919 for (i = 0, 6920 param_mask = MCP_TRACE_FORMAT_P1_SIZE_MASK, param_shift = 6921 MCP_TRACE_FORMAT_P1_SIZE_OFFSET; 6922 i < MCP_TRACE_FORMAT_MAX_PARAMS; 6923 i++, param_mask <<= MCP_TRACE_FORMAT_PARAM_WIDTH, 6924 param_shift += MCP_TRACE_FORMAT_PARAM_WIDTH) { 6925 /* Extract param size (0..3) */ 6926 u8 param_size = (u8)((format_ptr->data & param_mask) >> 6927 param_shift); 6928 6929 /* If the param size is zero, there are no other 6930 * parameters. 6931 */ 6932 if (!param_size) 6933 break; 6934 6935 /* Size is encoded using 2 bits, where 3 is used to 6936 * encode 4. 6937 */ 6938 if (param_size == 3) 6939 param_size = 4; 6940 6941 if (data_size < param_size) 6942 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6943 6944 params[i] = qed_read_from_cyclic_buf(trace_buf, 6945 &data_offset, 6946 trace_buf_size, 6947 param_size); 6948 data_size -= param_size; 6949 } 6950 6951 format_level = (u8)GET_MFW_FIELD(format_ptr->data, 6952 MCP_TRACE_FORMAT_LEVEL); 6953 format_module = (u8)GET_MFW_FIELD(format_ptr->data, 6954 MCP_TRACE_FORMAT_MODULE); 6955 if (format_level >= ARRAY_SIZE(s_mcp_trace_level_str)) 6956 return DBG_STATUS_MCP_TRACE_BAD_DATA; 6957 6958 /* Print current message to results buffer */ 6959 *parsed_results_bytes += 6960 sprintf(qed_get_buf_ptr(parsed_buf, 6961 *parsed_results_bytes), 6962 "%s %-8s: ", 6963 s_mcp_trace_level_str[format_level], 6964 meta->modules[format_module]); 6965 *parsed_results_bytes += 6966 sprintf(qed_get_buf_ptr(parsed_buf, *parsed_results_bytes), 6967 format_ptr->format_str, 6968 params[0], params[1], params[2]); 6969 } 6970 6971 /* Add string NULL terminator */ 6972 (*parsed_results_bytes)++; 6973 6974 return status; 6975 } 6976 6977 /* Parses an MCP Trace dump buffer. 6978 * If result_buf is not NULL, the MCP Trace results are printed to it. 6979 * In any case, the required results buffer size is assigned to 6980 * parsed_results_bytes. 6981 * The parsing status is returned. 6982 */ 6983 static enum dbg_status qed_parse_mcp_trace_dump(struct qed_hwfn *p_hwfn, 6984 u32 *dump_buf, 6985 char *results_buf, 6986 u32 *parsed_results_bytes, 6987 bool free_meta_data) 6988 { 6989 const char *section_name, *param_name, *param_str_val; 6990 u32 data_size, trace_data_dwords, trace_meta_dwords; 6991 u32 offset, results_offset, results_buf_bytes; 6992 u32 param_num_val, num_section_params; 6993 struct mcp_trace *trace; 6994 enum dbg_status status; 6995 const u32 *meta_buf; 6996 u8 *trace_buf; 6997 6998 *parsed_results_bytes = 0; 6999 7000 /* Read global_params section */ 7001 dump_buf += qed_read_section_hdr(dump_buf, 7002 §ion_name, &num_section_params); 7003 if (strcmp(section_name, "global_params")) 7004 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7005 7006 /* Print global params */ 7007 dump_buf += qed_print_section_params(dump_buf, 7008 num_section_params, 7009 results_buf, &results_offset); 7010 7011 /* Read trace_data section */ 7012 dump_buf += qed_read_section_hdr(dump_buf, 7013 §ion_name, &num_section_params); 7014 if (strcmp(section_name, "mcp_trace_data") || num_section_params != 1) 7015 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7016 dump_buf += qed_read_param(dump_buf, 7017 ¶m_name, ¶m_str_val, ¶m_num_val); 7018 if (strcmp(param_name, "size")) 7019 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7020 trace_data_dwords = param_num_val; 7021 7022 /* Prepare trace info */ 7023 trace = (struct mcp_trace *)dump_buf; 7024 if (trace->signature != MFW_TRACE_SIGNATURE || !trace->size) 7025 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7026 7027 trace_buf = (u8 *)dump_buf + sizeof(*trace); 7028 offset = trace->trace_oldest; 7029 data_size = qed_cyclic_sub(trace->trace_prod, offset, trace->size); 7030 dump_buf += trace_data_dwords; 7031 7032 /* Read meta_data section */ 7033 dump_buf += qed_read_section_hdr(dump_buf, 7034 §ion_name, &num_section_params); 7035 if (strcmp(section_name, "mcp_trace_meta")) 7036 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7037 dump_buf += qed_read_param(dump_buf, 7038 ¶m_name, ¶m_str_val, ¶m_num_val); 7039 if (strcmp(param_name, "size")) 7040 return DBG_STATUS_MCP_TRACE_BAD_DATA; 7041 trace_meta_dwords = param_num_val; 7042 7043 /* Choose meta data buffer */ 7044 if (!trace_meta_dwords) { 7045 /* Dump doesn't include meta data */ 7046 struct dbg_tools_user_data *dev_user_data = 7047 qed_dbg_get_user_data(p_hwfn); 7048 7049 if (!dev_user_data->mcp_trace_user_meta_buf) 7050 return DBG_STATUS_MCP_TRACE_NO_META; 7051 7052 meta_buf = dev_user_data->mcp_trace_user_meta_buf; 7053 } else { 7054 /* Dump includes meta data */ 7055 meta_buf = dump_buf; 7056 } 7057 7058 /* Allocate meta data memory */ 7059 status = qed_mcp_trace_alloc_meta_data(p_hwfn, meta_buf); 7060 if (status != DBG_STATUS_OK) 7061 return status; 7062 7063 status = qed_parse_mcp_trace_buf(p_hwfn, 7064 trace_buf, 7065 trace->size, 7066 offset, 7067 data_size, 7068 results_buf ? 7069 results_buf + results_offset : 7070 NULL, 7071 &results_buf_bytes); 7072 if (status != DBG_STATUS_OK) 7073 return status; 7074 7075 if (free_meta_data) 7076 qed_mcp_trace_free_meta_data(p_hwfn); 7077 7078 *parsed_results_bytes = results_offset + results_buf_bytes; 7079 7080 return DBG_STATUS_OK; 7081 } 7082 7083 /* Parses a Reg FIFO dump buffer. 7084 * If result_buf is not NULL, the Reg FIFO results are printed to it. 7085 * In any case, the required results buffer size is assigned to 7086 * parsed_results_bytes. 7087 * The parsing status is returned. 7088 */ 7089 static enum dbg_status qed_parse_reg_fifo_dump(u32 *dump_buf, 7090 char *results_buf, 7091 u32 *parsed_results_bytes) 7092 { 7093 const char *section_name, *param_name, *param_str_val; 7094 u32 param_num_val, num_section_params, num_elements; 7095 struct reg_fifo_element *elements; 7096 u8 i, j, err_code, vf_val; 7097 u32 results_offset = 0; 7098 char vf_str[4]; 7099 7100 /* Read global_params section */ 7101 dump_buf += qed_read_section_hdr(dump_buf, 7102 §ion_name, &num_section_params); 7103 if (strcmp(section_name, "global_params")) 7104 return DBG_STATUS_REG_FIFO_BAD_DATA; 7105 7106 /* Print global params */ 7107 dump_buf += qed_print_section_params(dump_buf, 7108 num_section_params, 7109 results_buf, &results_offset); 7110 7111 /* Read reg_fifo_data section */ 7112 dump_buf += qed_read_section_hdr(dump_buf, 7113 §ion_name, &num_section_params); 7114 if (strcmp(section_name, "reg_fifo_data")) 7115 return DBG_STATUS_REG_FIFO_BAD_DATA; 7116 dump_buf += qed_read_param(dump_buf, 7117 ¶m_name, ¶m_str_val, ¶m_num_val); 7118 if (strcmp(param_name, "size")) 7119 return DBG_STATUS_REG_FIFO_BAD_DATA; 7120 if (param_num_val % REG_FIFO_ELEMENT_DWORDS) 7121 return DBG_STATUS_REG_FIFO_BAD_DATA; 7122 num_elements = param_num_val / REG_FIFO_ELEMENT_DWORDS; 7123 elements = (struct reg_fifo_element *)dump_buf; 7124 7125 /* Decode elements */ 7126 for (i = 0; i < num_elements; i++) { 7127 const char *err_msg = NULL; 7128 7129 /* Discover if element belongs to a VF or a PF */ 7130 vf_val = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_VF); 7131 if (vf_val == REG_FIFO_ELEMENT_IS_PF_VF_VAL) 7132 sprintf(vf_str, "%s", "N/A"); 7133 else 7134 sprintf(vf_str, "%d", vf_val); 7135 7136 /* Find error message */ 7137 err_code = GET_FIELD(elements[i].data, REG_FIFO_ELEMENT_ERROR); 7138 for (j = 0; j < ARRAY_SIZE(s_reg_fifo_errors) && !err_msg; j++) 7139 if (err_code == s_reg_fifo_errors[j].err_code) 7140 err_msg = s_reg_fifo_errors[j].err_msg; 7141 7142 /* Add parsed element to parsed buffer */ 7143 results_offset += 7144 sprintf(qed_get_buf_ptr(results_buf, 7145 results_offset), 7146 "raw: 0x%016llx, address: 0x%07x, access: %-5s, pf: %2d, vf: %s, port: %d, privilege: %-3s, protection: %-12s, master: %-4s, error: %s\n", 7147 elements[i].data, 7148 (u32)GET_FIELD(elements[i].data, 7149 REG_FIFO_ELEMENT_ADDRESS) * 7150 REG_FIFO_ELEMENT_ADDR_FACTOR, 7151 s_access_strs[GET_FIELD(elements[i].data, 7152 REG_FIFO_ELEMENT_ACCESS)], 7153 (u32)GET_FIELD(elements[i].data, 7154 REG_FIFO_ELEMENT_PF), 7155 vf_str, 7156 (u32)GET_FIELD(elements[i].data, 7157 REG_FIFO_ELEMENT_PORT), 7158 s_privilege_strs[GET_FIELD(elements[i].data, 7159 REG_FIFO_ELEMENT_PRIVILEGE)], 7160 s_protection_strs[GET_FIELD(elements[i].data, 7161 REG_FIFO_ELEMENT_PROTECTION)], 7162 s_master_strs[GET_FIELD(elements[i].data, 7163 REG_FIFO_ELEMENT_MASTER)], 7164 err_msg ? err_msg : "unknown error code"); 7165 } 7166 7167 results_offset += sprintf(qed_get_buf_ptr(results_buf, 7168 results_offset), 7169 "fifo contained %d elements", num_elements); 7170 7171 /* Add 1 for string NULL termination */ 7172 *parsed_results_bytes = results_offset + 1; 7173 7174 return DBG_STATUS_OK; 7175 } 7176 7177 static enum dbg_status qed_parse_igu_fifo_element(struct igu_fifo_element 7178 *element, char 7179 *results_buf, 7180 u32 *results_offset) 7181 { 7182 const struct igu_fifo_addr_data *found_addr = NULL; 7183 u8 source, err_type, i, is_cleanup; 7184 char parsed_addr_data[32]; 7185 char parsed_wr_data[256]; 7186 u32 wr_data, prod_cons; 7187 bool is_wr_cmd, is_pf; 7188 u16 cmd_addr; 7189 u64 dword12; 7190 7191 /* Dword12 (dword index 1 and 2) contains bits 32..95 of the 7192 * FIFO element. 7193 */ 7194 dword12 = ((u64)element->dword2 << 32) | element->dword1; 7195 is_wr_cmd = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_IS_WR_CMD); 7196 is_pf = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_IS_PF); 7197 cmd_addr = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_CMD_ADDR); 7198 source = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_SOURCE); 7199 err_type = GET_FIELD(element->dword0, IGU_FIFO_ELEMENT_DWORD0_ERR_TYPE); 7200 7201 if (source >= ARRAY_SIZE(s_igu_fifo_source_strs)) 7202 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7203 if (err_type >= ARRAY_SIZE(s_igu_fifo_error_strs)) 7204 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7205 7206 /* Find address data */ 7207 for (i = 0; i < ARRAY_SIZE(s_igu_fifo_addr_data) && !found_addr; i++) { 7208 const struct igu_fifo_addr_data *curr_addr = 7209 &s_igu_fifo_addr_data[i]; 7210 7211 if (cmd_addr >= curr_addr->start_addr && cmd_addr <= 7212 curr_addr->end_addr) 7213 found_addr = curr_addr; 7214 } 7215 7216 if (!found_addr) 7217 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7218 7219 /* Prepare parsed address data */ 7220 switch (found_addr->type) { 7221 case IGU_ADDR_TYPE_MSIX_MEM: 7222 sprintf(parsed_addr_data, " vector_num = 0x%x", cmd_addr / 2); 7223 break; 7224 case IGU_ADDR_TYPE_WRITE_INT_ACK: 7225 case IGU_ADDR_TYPE_WRITE_PROD_UPDATE: 7226 sprintf(parsed_addr_data, 7227 " SB = 0x%x", cmd_addr - found_addr->start_addr); 7228 break; 7229 default: 7230 parsed_addr_data[0] = '\0'; 7231 } 7232 7233 if (!is_wr_cmd) { 7234 parsed_wr_data[0] = '\0'; 7235 goto out; 7236 } 7237 7238 /* Prepare parsed write data */ 7239 wr_data = GET_FIELD(dword12, IGU_FIFO_ELEMENT_DWORD12_WR_DATA); 7240 prod_cons = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_PROD_CONS); 7241 is_cleanup = GET_FIELD(wr_data, IGU_FIFO_WR_DATA_CMD_TYPE); 7242 7243 if (source == IGU_SRC_ATTN) { 7244 sprintf(parsed_wr_data, "prod: 0x%x, ", prod_cons); 7245 } else { 7246 if (is_cleanup) { 7247 u8 cleanup_val, cleanup_type; 7248 7249 cleanup_val = 7250 GET_FIELD(wr_data, 7251 IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_VAL); 7252 cleanup_type = 7253 GET_FIELD(wr_data, 7254 IGU_FIFO_CLEANUP_WR_DATA_CLEANUP_TYPE); 7255 7256 sprintf(parsed_wr_data, 7257 "cmd_type: cleanup, cleanup_val: %s, cleanup_type : %d, ", 7258 cleanup_val ? "set" : "clear", 7259 cleanup_type); 7260 } else { 7261 u8 update_flag, en_dis_int_for_sb, segment; 7262 u8 timer_mask; 7263 7264 update_flag = GET_FIELD(wr_data, 7265 IGU_FIFO_WR_DATA_UPDATE_FLAG); 7266 en_dis_int_for_sb = 7267 GET_FIELD(wr_data, 7268 IGU_FIFO_WR_DATA_EN_DIS_INT_FOR_SB); 7269 segment = GET_FIELD(wr_data, 7270 IGU_FIFO_WR_DATA_SEGMENT); 7271 timer_mask = GET_FIELD(wr_data, 7272 IGU_FIFO_WR_DATA_TIMER_MASK); 7273 7274 sprintf(parsed_wr_data, 7275 "cmd_type: prod/cons update, prod/cons: 0x%x, update_flag: %s, en_dis_int_for_sb : %s, segment : %s, timer_mask = %d, ", 7276 prod_cons, 7277 update_flag ? "update" : "nop", 7278 en_dis_int_for_sb ? 7279 (en_dis_int_for_sb == 1 ? "disable" : "nop") : 7280 "enable", 7281 segment ? "attn" : "regular", 7282 timer_mask); 7283 } 7284 } 7285 out: 7286 /* Add parsed element to parsed buffer */ 7287 *results_offset += sprintf(qed_get_buf_ptr(results_buf, 7288 *results_offset), 7289 "raw: 0x%01x%08x%08x, %s: %d, source : %s, type : %s, cmd_addr : 0x%x(%s%s), %serror: %s\n", 7290 element->dword2, element->dword1, 7291 element->dword0, 7292 is_pf ? "pf" : "vf", 7293 GET_FIELD(element->dword0, 7294 IGU_FIFO_ELEMENT_DWORD0_FID), 7295 s_igu_fifo_source_strs[source], 7296 is_wr_cmd ? "wr" : "rd", 7297 cmd_addr, 7298 (!is_pf && found_addr->vf_desc) 7299 ? found_addr->vf_desc 7300 : found_addr->desc, 7301 parsed_addr_data, 7302 parsed_wr_data, 7303 s_igu_fifo_error_strs[err_type]); 7304 7305 return DBG_STATUS_OK; 7306 } 7307 7308 /* Parses an IGU FIFO dump buffer. 7309 * If result_buf is not NULL, the IGU FIFO results are printed to it. 7310 * In any case, the required results buffer size is assigned to 7311 * parsed_results_bytes. 7312 * The parsing status is returned. 7313 */ 7314 static enum dbg_status qed_parse_igu_fifo_dump(u32 *dump_buf, 7315 char *results_buf, 7316 u32 *parsed_results_bytes) 7317 { 7318 const char *section_name, *param_name, *param_str_val; 7319 u32 param_num_val, num_section_params, num_elements; 7320 struct igu_fifo_element *elements; 7321 enum dbg_status status; 7322 u32 results_offset = 0; 7323 u8 i; 7324 7325 /* Read global_params section */ 7326 dump_buf += qed_read_section_hdr(dump_buf, 7327 §ion_name, &num_section_params); 7328 if (strcmp(section_name, "global_params")) 7329 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7330 7331 /* Print global params */ 7332 dump_buf += qed_print_section_params(dump_buf, 7333 num_section_params, 7334 results_buf, &results_offset); 7335 7336 /* Read igu_fifo_data section */ 7337 dump_buf += qed_read_section_hdr(dump_buf, 7338 §ion_name, &num_section_params); 7339 if (strcmp(section_name, "igu_fifo_data")) 7340 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7341 dump_buf += qed_read_param(dump_buf, 7342 ¶m_name, ¶m_str_val, ¶m_num_val); 7343 if (strcmp(param_name, "size")) 7344 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7345 if (param_num_val % IGU_FIFO_ELEMENT_DWORDS) 7346 return DBG_STATUS_IGU_FIFO_BAD_DATA; 7347 num_elements = param_num_val / IGU_FIFO_ELEMENT_DWORDS; 7348 elements = (struct igu_fifo_element *)dump_buf; 7349 7350 /* Decode elements */ 7351 for (i = 0; i < num_elements; i++) { 7352 status = qed_parse_igu_fifo_element(&elements[i], 7353 results_buf, 7354 &results_offset); 7355 if (status != DBG_STATUS_OK) 7356 return status; 7357 } 7358 7359 results_offset += sprintf(qed_get_buf_ptr(results_buf, 7360 results_offset), 7361 "fifo contained %d elements", num_elements); 7362 7363 /* Add 1 for string NULL termination */ 7364 *parsed_results_bytes = results_offset + 1; 7365 7366 return DBG_STATUS_OK; 7367 } 7368 7369 static enum dbg_status 7370 qed_parse_protection_override_dump(u32 *dump_buf, 7371 char *results_buf, 7372 u32 *parsed_results_bytes) 7373 { 7374 const char *section_name, *param_name, *param_str_val; 7375 u32 param_num_val, num_section_params, num_elements; 7376 struct protection_override_element *elements; 7377 u32 results_offset = 0; 7378 u8 i; 7379 7380 /* Read global_params section */ 7381 dump_buf += qed_read_section_hdr(dump_buf, 7382 §ion_name, &num_section_params); 7383 if (strcmp(section_name, "global_params")) 7384 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7385 7386 /* Print global params */ 7387 dump_buf += qed_print_section_params(dump_buf, 7388 num_section_params, 7389 results_buf, &results_offset); 7390 7391 /* Read protection_override_data section */ 7392 dump_buf += qed_read_section_hdr(dump_buf, 7393 §ion_name, &num_section_params); 7394 if (strcmp(section_name, "protection_override_data")) 7395 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7396 dump_buf += qed_read_param(dump_buf, 7397 ¶m_name, ¶m_str_val, ¶m_num_val); 7398 if (strcmp(param_name, "size")) 7399 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7400 if (param_num_val % PROTECTION_OVERRIDE_ELEMENT_DWORDS) 7401 return DBG_STATUS_PROTECTION_OVERRIDE_BAD_DATA; 7402 num_elements = param_num_val / PROTECTION_OVERRIDE_ELEMENT_DWORDS; 7403 elements = (struct protection_override_element *)dump_buf; 7404 7405 /* Decode elements */ 7406 for (i = 0; i < num_elements; i++) { 7407 u32 address = GET_FIELD(elements[i].data, 7408 PROTECTION_OVERRIDE_ELEMENT_ADDRESS) * 7409 PROTECTION_OVERRIDE_ELEMENT_ADDR_FACTOR; 7410 7411 results_offset += 7412 sprintf(qed_get_buf_ptr(results_buf, 7413 results_offset), 7414 "window %2d, address: 0x%07x, size: %7d regs, read: %d, write: %d, read protection: %-12s, write protection: %-12s\n", 7415 i, address, 7416 (u32)GET_FIELD(elements[i].data, 7417 PROTECTION_OVERRIDE_ELEMENT_WINDOW_SIZE), 7418 (u32)GET_FIELD(elements[i].data, 7419 PROTECTION_OVERRIDE_ELEMENT_READ), 7420 (u32)GET_FIELD(elements[i].data, 7421 PROTECTION_OVERRIDE_ELEMENT_WRITE), 7422 s_protection_strs[GET_FIELD(elements[i].data, 7423 PROTECTION_OVERRIDE_ELEMENT_READ_PROTECTION)], 7424 s_protection_strs[GET_FIELD(elements[i].data, 7425 PROTECTION_OVERRIDE_ELEMENT_WRITE_PROTECTION)]); 7426 } 7427 7428 results_offset += sprintf(qed_get_buf_ptr(results_buf, 7429 results_offset), 7430 "protection override contained %d elements", 7431 num_elements); 7432 7433 /* Add 1 for string NULL termination */ 7434 *parsed_results_bytes = results_offset + 1; 7435 7436 return DBG_STATUS_OK; 7437 } 7438 7439 /* Parses a FW Asserts dump buffer. 7440 * If result_buf is not NULL, the FW Asserts results are printed to it. 7441 * In any case, the required results buffer size is assigned to 7442 * parsed_results_bytes. 7443 * The parsing status is returned. 7444 */ 7445 static enum dbg_status qed_parse_fw_asserts_dump(u32 *dump_buf, 7446 char *results_buf, 7447 u32 *parsed_results_bytes) 7448 { 7449 u32 num_section_params, param_num_val, i, results_offset = 0; 7450 const char *param_name, *param_str_val, *section_name; 7451 bool last_section_found = false; 7452 7453 *parsed_results_bytes = 0; 7454 7455 /* Read global_params section */ 7456 dump_buf += qed_read_section_hdr(dump_buf, 7457 §ion_name, &num_section_params); 7458 if (strcmp(section_name, "global_params")) 7459 return DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7460 7461 /* Print global params */ 7462 dump_buf += qed_print_section_params(dump_buf, 7463 num_section_params, 7464 results_buf, &results_offset); 7465 7466 while (!last_section_found) { 7467 dump_buf += qed_read_section_hdr(dump_buf, 7468 §ion_name, 7469 &num_section_params); 7470 if (!strcmp(section_name, "fw_asserts")) { 7471 /* Extract params */ 7472 const char *storm_letter = NULL; 7473 u32 storm_dump_size = 0; 7474 7475 for (i = 0; i < num_section_params; i++) { 7476 dump_buf += qed_read_param(dump_buf, 7477 ¶m_name, 7478 ¶m_str_val, 7479 ¶m_num_val); 7480 if (!strcmp(param_name, "storm")) 7481 storm_letter = param_str_val; 7482 else if (!strcmp(param_name, "size")) 7483 storm_dump_size = param_num_val; 7484 else 7485 return 7486 DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7487 } 7488 7489 if (!storm_letter || !storm_dump_size) 7490 return DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7491 7492 /* Print data */ 7493 results_offset += 7494 sprintf(qed_get_buf_ptr(results_buf, 7495 results_offset), 7496 "\n%sSTORM_ASSERT: size=%d\n", 7497 storm_letter, storm_dump_size); 7498 for (i = 0; i < storm_dump_size; i++, dump_buf++) 7499 results_offset += 7500 sprintf(qed_get_buf_ptr(results_buf, 7501 results_offset), 7502 "%08x\n", *dump_buf); 7503 } else if (!strcmp(section_name, "last")) { 7504 last_section_found = true; 7505 } else { 7506 return DBG_STATUS_FW_ASSERTS_PARSE_FAILED; 7507 } 7508 } 7509 7510 /* Add 1 for string NULL termination */ 7511 *parsed_results_bytes = results_offset + 1; 7512 7513 return DBG_STATUS_OK; 7514 } 7515 7516 /***************************** Public Functions *******************************/ 7517 7518 enum dbg_status qed_dbg_user_set_bin_ptr(struct qed_hwfn *p_hwfn, 7519 const u8 * const bin_ptr) 7520 { 7521 struct bin_buffer_hdr *buf_hdrs = (struct bin_buffer_hdr *)bin_ptr; 7522 u8 buf_id; 7523 7524 /* Convert binary data to debug arrays */ 7525 for (buf_id = 0; buf_id < MAX_BIN_DBG_BUFFER_TYPE; buf_id++) 7526 qed_set_dbg_bin_buf(p_hwfn, 7527 (enum bin_dbg_buffer_type)buf_id, 7528 (u32 *)(bin_ptr + buf_hdrs[buf_id].offset), 7529 buf_hdrs[buf_id].length); 7530 7531 return DBG_STATUS_OK; 7532 } 7533 7534 enum dbg_status qed_dbg_alloc_user_data(struct qed_hwfn *p_hwfn, 7535 void **user_data_ptr) 7536 { 7537 *user_data_ptr = kzalloc(sizeof(struct dbg_tools_user_data), 7538 GFP_KERNEL); 7539 if (!(*user_data_ptr)) 7540 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 7541 7542 return DBG_STATUS_OK; 7543 } 7544 7545 const char *qed_dbg_get_status_str(enum dbg_status status) 7546 { 7547 return (status < 7548 MAX_DBG_STATUS) ? s_status_str[status] : "Invalid debug status"; 7549 } 7550 7551 enum dbg_status qed_get_idle_chk_results_buf_size(struct qed_hwfn *p_hwfn, 7552 u32 *dump_buf, 7553 u32 num_dumped_dwords, 7554 u32 *results_buf_size) 7555 { 7556 u32 num_errors, num_warnings; 7557 7558 return qed_parse_idle_chk_dump(p_hwfn, 7559 dump_buf, 7560 num_dumped_dwords, 7561 NULL, 7562 results_buf_size, 7563 &num_errors, &num_warnings); 7564 } 7565 7566 enum dbg_status qed_print_idle_chk_results(struct qed_hwfn *p_hwfn, 7567 u32 *dump_buf, 7568 u32 num_dumped_dwords, 7569 char *results_buf, 7570 u32 *num_errors, 7571 u32 *num_warnings) 7572 { 7573 u32 parsed_buf_size; 7574 7575 return qed_parse_idle_chk_dump(p_hwfn, 7576 dump_buf, 7577 num_dumped_dwords, 7578 results_buf, 7579 &parsed_buf_size, 7580 num_errors, num_warnings); 7581 } 7582 7583 void qed_dbg_mcp_trace_set_meta_data(struct qed_hwfn *p_hwfn, 7584 const u32 *meta_buf) 7585 { 7586 struct dbg_tools_user_data *dev_user_data = 7587 qed_dbg_get_user_data(p_hwfn); 7588 7589 dev_user_data->mcp_trace_user_meta_buf = meta_buf; 7590 } 7591 7592 enum dbg_status qed_get_mcp_trace_results_buf_size(struct qed_hwfn *p_hwfn, 7593 u32 *dump_buf, 7594 u32 num_dumped_dwords, 7595 u32 *results_buf_size) 7596 { 7597 return qed_parse_mcp_trace_dump(p_hwfn, 7598 dump_buf, NULL, results_buf_size, true); 7599 } 7600 7601 enum dbg_status qed_print_mcp_trace_results(struct qed_hwfn *p_hwfn, 7602 u32 *dump_buf, 7603 u32 num_dumped_dwords, 7604 char *results_buf) 7605 { 7606 u32 parsed_buf_size; 7607 7608 /* Doesn't do anything, needed for compile time asserts */ 7609 qed_user_static_asserts(); 7610 7611 return qed_parse_mcp_trace_dump(p_hwfn, 7612 dump_buf, 7613 results_buf, &parsed_buf_size, true); 7614 } 7615 7616 enum dbg_status qed_print_mcp_trace_results_cont(struct qed_hwfn *p_hwfn, 7617 u32 *dump_buf, 7618 char *results_buf) 7619 { 7620 u32 parsed_buf_size; 7621 7622 return qed_parse_mcp_trace_dump(p_hwfn, dump_buf, results_buf, 7623 &parsed_buf_size, false); 7624 } 7625 7626 enum dbg_status qed_print_mcp_trace_line(struct qed_hwfn *p_hwfn, 7627 u8 *dump_buf, 7628 u32 num_dumped_bytes, 7629 char *results_buf) 7630 { 7631 u32 parsed_results_bytes; 7632 7633 return qed_parse_mcp_trace_buf(p_hwfn, 7634 dump_buf, 7635 num_dumped_bytes, 7636 0, 7637 num_dumped_bytes, 7638 results_buf, &parsed_results_bytes); 7639 } 7640 7641 /* Frees the specified MCP Trace meta data */ 7642 void qed_mcp_trace_free_meta_data(struct qed_hwfn *p_hwfn) 7643 { 7644 struct dbg_tools_user_data *dev_user_data; 7645 struct mcp_trace_meta *meta; 7646 u32 i; 7647 7648 dev_user_data = qed_dbg_get_user_data(p_hwfn); 7649 meta = &dev_user_data->mcp_trace_meta; 7650 if (!meta->is_allocated) 7651 return; 7652 7653 /* Release modules */ 7654 if (meta->modules) { 7655 for (i = 0; i < meta->modules_num; i++) 7656 kfree(meta->modules[i]); 7657 kfree(meta->modules); 7658 } 7659 7660 /* Release formats */ 7661 if (meta->formats) { 7662 for (i = 0; i < meta->formats_num; i++) 7663 kfree(meta->formats[i].format_str); 7664 kfree(meta->formats); 7665 } 7666 7667 meta->is_allocated = false; 7668 } 7669 7670 enum dbg_status qed_get_reg_fifo_results_buf_size(struct qed_hwfn *p_hwfn, 7671 u32 *dump_buf, 7672 u32 num_dumped_dwords, 7673 u32 *results_buf_size) 7674 { 7675 return qed_parse_reg_fifo_dump(dump_buf, NULL, results_buf_size); 7676 } 7677 7678 enum dbg_status qed_print_reg_fifo_results(struct qed_hwfn *p_hwfn, 7679 u32 *dump_buf, 7680 u32 num_dumped_dwords, 7681 char *results_buf) 7682 { 7683 u32 parsed_buf_size; 7684 7685 return qed_parse_reg_fifo_dump(dump_buf, results_buf, &parsed_buf_size); 7686 } 7687 7688 enum dbg_status qed_get_igu_fifo_results_buf_size(struct qed_hwfn *p_hwfn, 7689 u32 *dump_buf, 7690 u32 num_dumped_dwords, 7691 u32 *results_buf_size) 7692 { 7693 return qed_parse_igu_fifo_dump(dump_buf, NULL, results_buf_size); 7694 } 7695 7696 enum dbg_status qed_print_igu_fifo_results(struct qed_hwfn *p_hwfn, 7697 u32 *dump_buf, 7698 u32 num_dumped_dwords, 7699 char *results_buf) 7700 { 7701 u32 parsed_buf_size; 7702 7703 return qed_parse_igu_fifo_dump(dump_buf, results_buf, &parsed_buf_size); 7704 } 7705 7706 enum dbg_status 7707 qed_get_protection_override_results_buf_size(struct qed_hwfn *p_hwfn, 7708 u32 *dump_buf, 7709 u32 num_dumped_dwords, 7710 u32 *results_buf_size) 7711 { 7712 return qed_parse_protection_override_dump(dump_buf, 7713 NULL, results_buf_size); 7714 } 7715 7716 enum dbg_status qed_print_protection_override_results(struct qed_hwfn *p_hwfn, 7717 u32 *dump_buf, 7718 u32 num_dumped_dwords, 7719 char *results_buf) 7720 { 7721 u32 parsed_buf_size; 7722 7723 return qed_parse_protection_override_dump(dump_buf, 7724 results_buf, 7725 &parsed_buf_size); 7726 } 7727 7728 enum dbg_status qed_get_fw_asserts_results_buf_size(struct qed_hwfn *p_hwfn, 7729 u32 *dump_buf, 7730 u32 num_dumped_dwords, 7731 u32 *results_buf_size) 7732 { 7733 return qed_parse_fw_asserts_dump(dump_buf, NULL, results_buf_size); 7734 } 7735 7736 enum dbg_status qed_print_fw_asserts_results(struct qed_hwfn *p_hwfn, 7737 u32 *dump_buf, 7738 u32 num_dumped_dwords, 7739 char *results_buf) 7740 { 7741 u32 parsed_buf_size; 7742 7743 return qed_parse_fw_asserts_dump(dump_buf, 7744 results_buf, &parsed_buf_size); 7745 } 7746 7747 enum dbg_status qed_dbg_parse_attn(struct qed_hwfn *p_hwfn, 7748 struct dbg_attn_block_result *results) 7749 { 7750 const u32 *block_attn_name_offsets; 7751 const char *attn_name_base; 7752 const char *block_name; 7753 enum dbg_attn_type attn_type; 7754 u8 num_regs, i, j; 7755 7756 num_regs = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_NUM_REGS); 7757 attn_type = GET_FIELD(results->data, DBG_ATTN_BLOCK_RESULT_ATTN_TYPE); 7758 block_name = qed_dbg_get_block_name(p_hwfn, results->block_id); 7759 if (!block_name) 7760 return DBG_STATUS_INVALID_ARGS; 7761 7762 if (!p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr || 7763 !p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr || 7764 !p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr) 7765 return DBG_STATUS_DBG_ARRAY_NOT_SET; 7766 7767 block_attn_name_offsets = 7768 (u32 *)p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_NAME_OFFSETS].ptr + 7769 results->names_offset; 7770 7771 attn_name_base = p_hwfn->dbg_arrays[BIN_BUF_DBG_PARSING_STRINGS].ptr; 7772 7773 /* Go over registers with a non-zero attention status */ 7774 for (i = 0; i < num_regs; i++) { 7775 struct dbg_attn_bit_mapping *bit_mapping; 7776 struct dbg_attn_reg_result *reg_result; 7777 u8 num_reg_attn, bit_idx = 0; 7778 7779 reg_result = &results->reg_results[i]; 7780 num_reg_attn = GET_FIELD(reg_result->data, 7781 DBG_ATTN_REG_RESULT_NUM_REG_ATTN); 7782 bit_mapping = (struct dbg_attn_bit_mapping *) 7783 p_hwfn->dbg_arrays[BIN_BUF_DBG_ATTN_INDEXES].ptr + 7784 reg_result->block_attn_offset; 7785 7786 /* Go over attention status bits */ 7787 for (j = 0; j < num_reg_attn; j++) { 7788 u16 attn_idx_val = GET_FIELD(bit_mapping[j].data, 7789 DBG_ATTN_BIT_MAPPING_VAL); 7790 const char *attn_name, *attn_type_str, *masked_str; 7791 u32 attn_name_offset; 7792 u32 sts_addr; 7793 7794 /* Check if bit mask should be advanced (due to unused 7795 * bits). 7796 */ 7797 if (GET_FIELD(bit_mapping[j].data, 7798 DBG_ATTN_BIT_MAPPING_IS_UNUSED_BIT_CNT)) { 7799 bit_idx += (u8)attn_idx_val; 7800 continue; 7801 } 7802 7803 /* Check current bit index */ 7804 if (reg_result->sts_val & BIT(bit_idx)) { 7805 /* An attention bit with value=1 was found 7806 * Find attention name 7807 */ 7808 attn_name_offset = 7809 block_attn_name_offsets[attn_idx_val]; 7810 attn_name = attn_name_base + attn_name_offset; 7811 attn_type_str = 7812 (attn_type == 7813 ATTN_TYPE_INTERRUPT ? "Interrupt" : 7814 "Parity"); 7815 masked_str = reg_result->mask_val & 7816 BIT(bit_idx) ? 7817 " [masked]" : ""; 7818 sts_addr = 7819 GET_FIELD(reg_result->data, 7820 DBG_ATTN_REG_RESULT_STS_ADDRESS); 7821 DP_NOTICE(p_hwfn, 7822 "%s (%s) : %s [address 0x%08x, bit %d]%s\n", 7823 block_name, attn_type_str, attn_name, 7824 sts_addr * 4, bit_idx, masked_str); 7825 } 7826 7827 bit_idx++; 7828 } 7829 } 7830 7831 return DBG_STATUS_OK; 7832 } 7833 7834 /* Wrapper for unifying the idle_chk and mcp_trace api */ 7835 static enum dbg_status 7836 qed_print_idle_chk_results_wrapper(struct qed_hwfn *p_hwfn, 7837 u32 *dump_buf, 7838 u32 num_dumped_dwords, 7839 char *results_buf) 7840 { 7841 u32 num_errors, num_warnnings; 7842 7843 return qed_print_idle_chk_results(p_hwfn, dump_buf, num_dumped_dwords, 7844 results_buf, &num_errors, 7845 &num_warnnings); 7846 } 7847 7848 static DEFINE_MUTEX(qed_dbg_lock); 7849 7850 #define MAX_PHY_RESULT_BUFFER 9000 7851 7852 /******************************** Feature Meta data section ******************/ 7853 7854 #define GRC_NUM_STR_FUNCS 2 7855 #define IDLE_CHK_NUM_STR_FUNCS 1 7856 #define MCP_TRACE_NUM_STR_FUNCS 1 7857 #define REG_FIFO_NUM_STR_FUNCS 1 7858 #define IGU_FIFO_NUM_STR_FUNCS 1 7859 #define PROTECTION_OVERRIDE_NUM_STR_FUNCS 1 7860 #define FW_ASSERTS_NUM_STR_FUNCS 1 7861 #define ILT_NUM_STR_FUNCS 1 7862 #define PHY_NUM_STR_FUNCS 20 7863 7864 /* Feature meta data lookup table */ 7865 static struct { 7866 char *name; 7867 u32 num_funcs; 7868 enum dbg_status (*get_size)(struct qed_hwfn *p_hwfn, 7869 struct qed_ptt *p_ptt, u32 *size); 7870 enum dbg_status (*perform_dump)(struct qed_hwfn *p_hwfn, 7871 struct qed_ptt *p_ptt, u32 *dump_buf, 7872 u32 buf_size, u32 *dumped_dwords); 7873 enum dbg_status (*print_results)(struct qed_hwfn *p_hwfn, 7874 u32 *dump_buf, u32 num_dumped_dwords, 7875 char *results_buf); 7876 enum dbg_status (*results_buf_size)(struct qed_hwfn *p_hwfn, 7877 u32 *dump_buf, 7878 u32 num_dumped_dwords, 7879 u32 *results_buf_size); 7880 const struct qed_func_lookup *hsi_func_lookup; 7881 } qed_features_lookup[] = { 7882 { 7883 "grc", GRC_NUM_STR_FUNCS, qed_dbg_grc_get_dump_buf_size, 7884 qed_dbg_grc_dump, NULL, NULL, NULL}, { 7885 "idle_chk", IDLE_CHK_NUM_STR_FUNCS, 7886 qed_dbg_idle_chk_get_dump_buf_size, 7887 qed_dbg_idle_chk_dump, 7888 qed_print_idle_chk_results_wrapper, 7889 qed_get_idle_chk_results_buf_size, 7890 NULL}, { 7891 "mcp_trace", MCP_TRACE_NUM_STR_FUNCS, 7892 qed_dbg_mcp_trace_get_dump_buf_size, 7893 qed_dbg_mcp_trace_dump, qed_print_mcp_trace_results, 7894 qed_get_mcp_trace_results_buf_size, 7895 NULL}, { 7896 "reg_fifo", REG_FIFO_NUM_STR_FUNCS, 7897 qed_dbg_reg_fifo_get_dump_buf_size, 7898 qed_dbg_reg_fifo_dump, qed_print_reg_fifo_results, 7899 qed_get_reg_fifo_results_buf_size, 7900 NULL}, { 7901 "igu_fifo", IGU_FIFO_NUM_STR_FUNCS, 7902 qed_dbg_igu_fifo_get_dump_buf_size, 7903 qed_dbg_igu_fifo_dump, qed_print_igu_fifo_results, 7904 qed_get_igu_fifo_results_buf_size, 7905 NULL}, { 7906 "protection_override", PROTECTION_OVERRIDE_NUM_STR_FUNCS, 7907 qed_dbg_protection_override_get_dump_buf_size, 7908 qed_dbg_protection_override_dump, 7909 qed_print_protection_override_results, 7910 qed_get_protection_override_results_buf_size, 7911 NULL}, { 7912 "fw_asserts", FW_ASSERTS_NUM_STR_FUNCS, 7913 qed_dbg_fw_asserts_get_dump_buf_size, 7914 qed_dbg_fw_asserts_dump, 7915 qed_print_fw_asserts_results, 7916 qed_get_fw_asserts_results_buf_size, 7917 NULL}, { 7918 "ilt", ILT_NUM_STR_FUNCS, qed_dbg_ilt_get_dump_buf_size, 7919 qed_dbg_ilt_dump, NULL, NULL, NULL},}; 7920 7921 static void qed_dbg_print_feature(u8 *p_text_buf, u32 text_size) 7922 { 7923 u32 i, precision = 80; 7924 7925 if (!p_text_buf) 7926 return; 7927 7928 pr_notice("\n%.*s", precision, p_text_buf); 7929 for (i = precision; i < text_size; i += precision) 7930 pr_cont("%.*s", precision, p_text_buf + i); 7931 pr_cont("\n"); 7932 } 7933 7934 #define QED_RESULTS_BUF_MIN_SIZE 16 7935 /* Generic function for decoding debug feature info */ 7936 static enum dbg_status format_feature(struct qed_hwfn *p_hwfn, 7937 enum qed_dbg_features feature_idx) 7938 { 7939 struct qed_dbg_feature *feature = 7940 &p_hwfn->cdev->dbg_features[feature_idx]; 7941 u32 txt_size_bytes, null_char_pos, i; 7942 u32 *dbuf, dwords; 7943 enum dbg_status rc; 7944 char *text_buf; 7945 7946 /* Check if feature supports formatting capability */ 7947 if (!qed_features_lookup[feature_idx].results_buf_size) 7948 return DBG_STATUS_OK; 7949 7950 dbuf = (u32 *)feature->dump_buf; 7951 dwords = feature->dumped_dwords; 7952 7953 /* Obtain size of formatted output */ 7954 rc = qed_features_lookup[feature_idx].results_buf_size(p_hwfn, 7955 dbuf, 7956 dwords, 7957 &txt_size_bytes); 7958 if (rc != DBG_STATUS_OK) 7959 return rc; 7960 7961 /* Make sure that the allocated size is a multiple of dword 7962 * (4 bytes). 7963 */ 7964 null_char_pos = txt_size_bytes - 1; 7965 txt_size_bytes = (txt_size_bytes + 3) & ~0x3; 7966 7967 if (txt_size_bytes < QED_RESULTS_BUF_MIN_SIZE) { 7968 DP_NOTICE(p_hwfn->cdev, 7969 "formatted size of feature was too small %d. Aborting\n", 7970 txt_size_bytes); 7971 return DBG_STATUS_INVALID_ARGS; 7972 } 7973 7974 /* allocate temp text buf */ 7975 text_buf = vzalloc(txt_size_bytes); 7976 if (!text_buf) { 7977 DP_NOTICE(p_hwfn->cdev, 7978 "failed to allocate text buffer. Aborting\n"); 7979 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 7980 } 7981 7982 /* Decode feature opcodes to string on temp buf */ 7983 rc = qed_features_lookup[feature_idx].print_results(p_hwfn, 7984 dbuf, 7985 dwords, 7986 text_buf); 7987 if (rc != DBG_STATUS_OK) { 7988 vfree(text_buf); 7989 return rc; 7990 } 7991 7992 /* Replace the original null character with a '\n' character. 7993 * The bytes that were added as a result of the dword alignment are also 7994 * padded with '\n' characters. 7995 */ 7996 for (i = null_char_pos; i < txt_size_bytes; i++) 7997 text_buf[i] = '\n'; 7998 7999 /* Dump printable feature to log */ 8000 if (p_hwfn->cdev->print_dbg_data) 8001 qed_dbg_print_feature(text_buf, txt_size_bytes); 8002 8003 /* Dump binary data as is to the output file */ 8004 if (p_hwfn->cdev->dbg_bin_dump) { 8005 vfree(text_buf); 8006 return rc; 8007 } 8008 8009 /* Free the old dump_buf and point the dump_buf to the newly allocated 8010 * and formatted text buffer. 8011 */ 8012 vfree(feature->dump_buf); 8013 feature->dump_buf = text_buf; 8014 feature->buf_size = txt_size_bytes; 8015 feature->dumped_dwords = txt_size_bytes / 4; 8016 8017 return rc; 8018 } 8019 8020 #define MAX_DBG_FEATURE_SIZE_DWORDS 0x3FFFFFFF 8021 8022 /* Generic function for performing the dump of a debug feature. */ 8023 static enum dbg_status qed_dbg_dump(struct qed_hwfn *p_hwfn, 8024 struct qed_ptt *p_ptt, 8025 enum qed_dbg_features feature_idx) 8026 { 8027 struct qed_dbg_feature *feature = 8028 &p_hwfn->cdev->dbg_features[feature_idx]; 8029 u32 buf_size_dwords, *dbuf, *dwords; 8030 enum dbg_status rc; 8031 8032 DP_NOTICE(p_hwfn->cdev, "Collecting a debug feature [\"%s\"]\n", 8033 qed_features_lookup[feature_idx].name); 8034 8035 /* Dump_buf was already allocated need to free (this can happen if dump 8036 * was called but file was never read). 8037 * We can't use the buffer as is since size may have changed. 8038 */ 8039 if (feature->dump_buf) { 8040 vfree(feature->dump_buf); 8041 feature->dump_buf = NULL; 8042 } 8043 8044 /* Get buffer size from hsi, allocate accordingly, and perform the 8045 * dump. 8046 */ 8047 rc = qed_features_lookup[feature_idx].get_size(p_hwfn, p_ptt, 8048 &buf_size_dwords); 8049 if (rc != DBG_STATUS_OK && rc != DBG_STATUS_NVRAM_GET_IMAGE_FAILED) 8050 return rc; 8051 8052 if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS) { 8053 feature->buf_size = 0; 8054 DP_NOTICE(p_hwfn->cdev, 8055 "Debug feature [\"%s\"] size (0x%x dwords) exceeds maximum size (0x%x dwords)\n", 8056 qed_features_lookup[feature_idx].name, 8057 buf_size_dwords, MAX_DBG_FEATURE_SIZE_DWORDS); 8058 8059 return DBG_STATUS_OK; 8060 } 8061 8062 feature->buf_size = buf_size_dwords * sizeof(u32); 8063 feature->dump_buf = vmalloc(feature->buf_size); 8064 if (!feature->dump_buf) 8065 return DBG_STATUS_VIRT_MEM_ALLOC_FAILED; 8066 8067 dbuf = (u32 *)feature->dump_buf; 8068 dwords = &feature->dumped_dwords; 8069 rc = qed_features_lookup[feature_idx].perform_dump(p_hwfn, p_ptt, 8070 dbuf, 8071 feature->buf_size / 8072 sizeof(u32), 8073 dwords); 8074 8075 /* If mcp is stuck we get DBG_STATUS_NVRAM_GET_IMAGE_FAILED error. 8076 * In this case the buffer holds valid binary data, but we won't able 8077 * to parse it (since parsing relies on data in NVRAM which is only 8078 * accessible when MFW is responsive). skip the formatting but return 8079 * success so that binary data is provided. 8080 */ 8081 if (rc == DBG_STATUS_NVRAM_GET_IMAGE_FAILED) 8082 return DBG_STATUS_OK; 8083 8084 if (rc != DBG_STATUS_OK) 8085 return rc; 8086 8087 /* Format output */ 8088 rc = format_feature(p_hwfn, feature_idx); 8089 return rc; 8090 } 8091 8092 int qed_dbg_grc(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8093 { 8094 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_GRC, num_dumped_bytes); 8095 } 8096 8097 int qed_dbg_grc_size(struct qed_dev *cdev) 8098 { 8099 return qed_dbg_feature_size(cdev, DBG_FEATURE_GRC); 8100 } 8101 8102 int qed_dbg_idle_chk(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8103 { 8104 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IDLE_CHK, 8105 num_dumped_bytes); 8106 } 8107 8108 int qed_dbg_idle_chk_size(struct qed_dev *cdev) 8109 { 8110 return qed_dbg_feature_size(cdev, DBG_FEATURE_IDLE_CHK); 8111 } 8112 8113 int qed_dbg_reg_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8114 { 8115 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_REG_FIFO, 8116 num_dumped_bytes); 8117 } 8118 8119 int qed_dbg_reg_fifo_size(struct qed_dev *cdev) 8120 { 8121 return qed_dbg_feature_size(cdev, DBG_FEATURE_REG_FIFO); 8122 } 8123 8124 int qed_dbg_igu_fifo(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8125 { 8126 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_IGU_FIFO, 8127 num_dumped_bytes); 8128 } 8129 8130 int qed_dbg_igu_fifo_size(struct qed_dev *cdev) 8131 { 8132 return qed_dbg_feature_size(cdev, DBG_FEATURE_IGU_FIFO); 8133 } 8134 8135 static int qed_dbg_nvm_image_length(struct qed_hwfn *p_hwfn, 8136 enum qed_nvm_images image_id, u32 *length) 8137 { 8138 struct qed_nvm_image_att image_att; 8139 int rc; 8140 8141 *length = 0; 8142 rc = qed_mcp_get_nvm_image_att(p_hwfn, image_id, &image_att); 8143 if (rc) 8144 return rc; 8145 8146 *length = image_att.length; 8147 8148 return rc; 8149 } 8150 8151 static int qed_dbg_nvm_image(struct qed_dev *cdev, void *buffer, 8152 u32 *num_dumped_bytes, 8153 enum qed_nvm_images image_id) 8154 { 8155 struct qed_hwfn *p_hwfn = 8156 &cdev->hwfns[cdev->engine_for_debug]; 8157 u32 len_rounded; 8158 int rc; 8159 8160 *num_dumped_bytes = 0; 8161 rc = qed_dbg_nvm_image_length(p_hwfn, image_id, &len_rounded); 8162 if (rc) 8163 return rc; 8164 8165 DP_NOTICE(p_hwfn->cdev, 8166 "Collecting a debug feature [\"nvram image %d\"]\n", 8167 image_id); 8168 8169 len_rounded = roundup(len_rounded, sizeof(u32)); 8170 rc = qed_mcp_get_nvm_image(p_hwfn, image_id, buffer, len_rounded); 8171 if (rc) 8172 return rc; 8173 8174 /* QED_NVM_IMAGE_NVM_META image is not swapped like other images */ 8175 if (image_id != QED_NVM_IMAGE_NVM_META) 8176 cpu_to_be32_array((__force __be32 *)buffer, 8177 (const u32 *)buffer, 8178 len_rounded / sizeof(u32)); 8179 8180 *num_dumped_bytes = len_rounded; 8181 8182 return rc; 8183 } 8184 8185 int qed_dbg_protection_override(struct qed_dev *cdev, void *buffer, 8186 u32 *num_dumped_bytes) 8187 { 8188 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_PROTECTION_OVERRIDE, 8189 num_dumped_bytes); 8190 } 8191 8192 int qed_dbg_protection_override_size(struct qed_dev *cdev) 8193 { 8194 return qed_dbg_feature_size(cdev, DBG_FEATURE_PROTECTION_OVERRIDE); 8195 } 8196 8197 int qed_dbg_fw_asserts(struct qed_dev *cdev, void *buffer, 8198 u32 *num_dumped_bytes) 8199 { 8200 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_FW_ASSERTS, 8201 num_dumped_bytes); 8202 } 8203 8204 int qed_dbg_fw_asserts_size(struct qed_dev *cdev) 8205 { 8206 return qed_dbg_feature_size(cdev, DBG_FEATURE_FW_ASSERTS); 8207 } 8208 8209 int qed_dbg_ilt(struct qed_dev *cdev, void *buffer, u32 *num_dumped_bytes) 8210 { 8211 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_ILT, num_dumped_bytes); 8212 } 8213 8214 int qed_dbg_ilt_size(struct qed_dev *cdev) 8215 { 8216 return qed_dbg_feature_size(cdev, DBG_FEATURE_ILT); 8217 } 8218 8219 int qed_dbg_mcp_trace(struct qed_dev *cdev, void *buffer, 8220 u32 *num_dumped_bytes) 8221 { 8222 return qed_dbg_feature(cdev, buffer, DBG_FEATURE_MCP_TRACE, 8223 num_dumped_bytes); 8224 } 8225 8226 int qed_dbg_mcp_trace_size(struct qed_dev *cdev) 8227 { 8228 return qed_dbg_feature_size(cdev, DBG_FEATURE_MCP_TRACE); 8229 } 8230 8231 /* Defines the amount of bytes allocated for recording the length of debugfs 8232 * feature buffer. 8233 */ 8234 #define REGDUMP_HEADER_SIZE sizeof(u32) 8235 #define REGDUMP_HEADER_SIZE_SHIFT 0 8236 #define REGDUMP_HEADER_SIZE_MASK 0xffffff 8237 #define REGDUMP_HEADER_FEATURE_SHIFT 24 8238 #define REGDUMP_HEADER_FEATURE_MASK 0x1f 8239 #define REGDUMP_HEADER_BIN_DUMP_SHIFT 29 8240 #define REGDUMP_HEADER_BIN_DUMP_MASK 0x1 8241 #define REGDUMP_HEADER_OMIT_ENGINE_SHIFT 30 8242 #define REGDUMP_HEADER_OMIT_ENGINE_MASK 0x1 8243 #define REGDUMP_HEADER_ENGINE_SHIFT 31 8244 #define REGDUMP_HEADER_ENGINE_MASK 0x1 8245 #define REGDUMP_MAX_SIZE 0x1000000 8246 #define ILT_DUMP_MAX_SIZE (1024 * 1024 * 15) 8247 8248 enum debug_print_features { 8249 OLD_MODE = 0, 8250 IDLE_CHK = 1, 8251 GRC_DUMP = 2, 8252 MCP_TRACE = 3, 8253 REG_FIFO = 4, 8254 PROTECTION_OVERRIDE = 5, 8255 IGU_FIFO = 6, 8256 PHY = 7, 8257 FW_ASSERTS = 8, 8258 NVM_CFG1 = 9, 8259 DEFAULT_CFG = 10, 8260 NVM_META = 11, 8261 MDUMP = 12, 8262 ILT_DUMP = 13, 8263 }; 8264 8265 static u32 qed_calc_regdump_header(struct qed_dev *cdev, 8266 enum debug_print_features feature, 8267 int engine, u32 feature_size, 8268 u8 omit_engine, u8 dbg_bin_dump) 8269 { 8270 u32 res = 0; 8271 8272 SET_FIELD(res, REGDUMP_HEADER_SIZE, feature_size); 8273 if (res != feature_size) 8274 DP_NOTICE(cdev, 8275 "Feature %d is too large (size 0x%x) and will corrupt the dump\n", 8276 feature, feature_size); 8277 8278 SET_FIELD(res, REGDUMP_HEADER_FEATURE, feature); 8279 SET_FIELD(res, REGDUMP_HEADER_BIN_DUMP, dbg_bin_dump); 8280 SET_FIELD(res, REGDUMP_HEADER_OMIT_ENGINE, omit_engine); 8281 SET_FIELD(res, REGDUMP_HEADER_ENGINE, engine); 8282 8283 return res; 8284 } 8285 8286 int qed_dbg_all_data(struct qed_dev *cdev, void *buffer) 8287 { 8288 u8 cur_engine, omit_engine = 0, org_engine; 8289 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8290 struct dbg_tools_data *dev_data = &p_hwfn->dbg_info; 8291 int grc_params[MAX_DBG_GRC_PARAMS], rc, i; 8292 u32 offset = 0, feature_size; 8293 8294 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) 8295 grc_params[i] = dev_data->grc.param_val[i]; 8296 8297 if (!QED_IS_CMT(cdev)) 8298 omit_engine = 1; 8299 8300 cdev->dbg_bin_dump = 1; 8301 mutex_lock(&qed_dbg_lock); 8302 8303 org_engine = qed_get_debug_engine(cdev); 8304 for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) { 8305 /* Collect idle_chks and grcDump for each hw function */ 8306 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8307 "obtaining idle_chk and grcdump for current engine\n"); 8308 qed_set_debug_engine(cdev, cur_engine); 8309 8310 /* First idle_chk */ 8311 rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset + 8312 REGDUMP_HEADER_SIZE, &feature_size); 8313 if (!rc) { 8314 *(u32 *)((u8 *)buffer + offset) = 8315 qed_calc_regdump_header(cdev, IDLE_CHK, 8316 cur_engine, 8317 feature_size, 8318 omit_engine, 8319 cdev->dbg_bin_dump); 8320 offset += (feature_size + REGDUMP_HEADER_SIZE); 8321 } else { 8322 DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc); 8323 } 8324 8325 /* Second idle_chk */ 8326 rc = qed_dbg_idle_chk(cdev, (u8 *)buffer + offset + 8327 REGDUMP_HEADER_SIZE, &feature_size); 8328 if (!rc) { 8329 *(u32 *)((u8 *)buffer + offset) = 8330 qed_calc_regdump_header(cdev, IDLE_CHK, 8331 cur_engine, 8332 feature_size, 8333 omit_engine, 8334 cdev->dbg_bin_dump); 8335 offset += (feature_size + REGDUMP_HEADER_SIZE); 8336 } else { 8337 DP_ERR(cdev, "qed_dbg_idle_chk failed. rc = %d\n", rc); 8338 } 8339 8340 /* reg_fifo dump */ 8341 rc = qed_dbg_reg_fifo(cdev, (u8 *)buffer + offset + 8342 REGDUMP_HEADER_SIZE, &feature_size); 8343 if (!rc) { 8344 *(u32 *)((u8 *)buffer + offset) = 8345 qed_calc_regdump_header(cdev, REG_FIFO, 8346 cur_engine, 8347 feature_size, 8348 omit_engine, 8349 cdev->dbg_bin_dump); 8350 offset += (feature_size + REGDUMP_HEADER_SIZE); 8351 } else { 8352 DP_ERR(cdev, "qed_dbg_reg_fifo failed. rc = %d\n", rc); 8353 } 8354 8355 /* igu_fifo dump */ 8356 rc = qed_dbg_igu_fifo(cdev, (u8 *)buffer + offset + 8357 REGDUMP_HEADER_SIZE, &feature_size); 8358 if (!rc) { 8359 *(u32 *)((u8 *)buffer + offset) = 8360 qed_calc_regdump_header(cdev, IGU_FIFO, 8361 cur_engine, 8362 feature_size, 8363 omit_engine, 8364 cdev->dbg_bin_dump); 8365 offset += (feature_size + REGDUMP_HEADER_SIZE); 8366 } else { 8367 DP_ERR(cdev, "qed_dbg_igu_fifo failed. rc = %d", rc); 8368 } 8369 8370 /* protection_override dump */ 8371 rc = qed_dbg_protection_override(cdev, (u8 *)buffer + offset + 8372 REGDUMP_HEADER_SIZE, 8373 &feature_size); 8374 if (!rc) { 8375 *(u32 *)((u8 *)buffer + offset) = 8376 qed_calc_regdump_header(cdev, 8377 PROTECTION_OVERRIDE, 8378 cur_engine, 8379 feature_size, 8380 omit_engine, 8381 cdev->dbg_bin_dump); 8382 offset += (feature_size + REGDUMP_HEADER_SIZE); 8383 } else { 8384 DP_ERR(cdev, 8385 "qed_dbg_protection_override failed. rc = %d\n", 8386 rc); 8387 } 8388 8389 /* fw_asserts dump */ 8390 rc = qed_dbg_fw_asserts(cdev, (u8 *)buffer + offset + 8391 REGDUMP_HEADER_SIZE, &feature_size); 8392 if (!rc) { 8393 *(u32 *)((u8 *)buffer + offset) = 8394 qed_calc_regdump_header(cdev, FW_ASSERTS, 8395 cur_engine, 8396 feature_size, 8397 omit_engine, 8398 cdev->dbg_bin_dump); 8399 offset += (feature_size + REGDUMP_HEADER_SIZE); 8400 } else { 8401 DP_ERR(cdev, "qed_dbg_fw_asserts failed. rc = %d\n", 8402 rc); 8403 } 8404 8405 feature_size = qed_dbg_ilt_size(cdev); 8406 if (!cdev->disable_ilt_dump && feature_size < 8407 ILT_DUMP_MAX_SIZE) { 8408 rc = qed_dbg_ilt(cdev, (u8 *)buffer + offset + 8409 REGDUMP_HEADER_SIZE, &feature_size); 8410 if (!rc) { 8411 *(u32 *)((u8 *)buffer + offset) = 8412 qed_calc_regdump_header(cdev, ILT_DUMP, 8413 cur_engine, 8414 feature_size, 8415 omit_engine, 8416 cdev->dbg_bin_dump); 8417 offset += (feature_size + REGDUMP_HEADER_SIZE); 8418 } else { 8419 DP_ERR(cdev, "qed_dbg_ilt failed. rc = %d\n", 8420 rc); 8421 } 8422 } 8423 8424 /* Grc dump - must be last because when mcp stuck it will 8425 * clutter idle_chk, reg_fifo, ... 8426 */ 8427 for (i = 0; i < MAX_DBG_GRC_PARAMS; i++) 8428 dev_data->grc.param_val[i] = grc_params[i]; 8429 8430 rc = qed_dbg_grc(cdev, (u8 *)buffer + offset + 8431 REGDUMP_HEADER_SIZE, &feature_size); 8432 if (!rc) { 8433 *(u32 *)((u8 *)buffer + offset) = 8434 qed_calc_regdump_header(cdev, GRC_DUMP, 8435 cur_engine, 8436 feature_size, 8437 omit_engine, 8438 cdev->dbg_bin_dump); 8439 offset += (feature_size + REGDUMP_HEADER_SIZE); 8440 } else { 8441 DP_ERR(cdev, "qed_dbg_grc failed. rc = %d", rc); 8442 } 8443 } 8444 8445 qed_set_debug_engine(cdev, org_engine); 8446 8447 /* mcp_trace */ 8448 rc = qed_dbg_mcp_trace(cdev, (u8 *)buffer + offset + 8449 REGDUMP_HEADER_SIZE, &feature_size); 8450 if (!rc) { 8451 *(u32 *)((u8 *)buffer + offset) = 8452 qed_calc_regdump_header(cdev, MCP_TRACE, cur_engine, 8453 feature_size, omit_engine, 8454 cdev->dbg_bin_dump); 8455 offset += (feature_size + REGDUMP_HEADER_SIZE); 8456 } else { 8457 DP_ERR(cdev, "qed_dbg_mcp_trace failed. rc = %d\n", rc); 8458 } 8459 8460 /* nvm cfg1 */ 8461 rc = qed_dbg_nvm_image(cdev, 8462 (u8 *)buffer + offset + 8463 REGDUMP_HEADER_SIZE, &feature_size, 8464 QED_NVM_IMAGE_NVM_CFG1); 8465 if (!rc) { 8466 *(u32 *)((u8 *)buffer + offset) = 8467 qed_calc_regdump_header(cdev, NVM_CFG1, cur_engine, 8468 feature_size, omit_engine, 8469 cdev->dbg_bin_dump); 8470 offset += (feature_size + REGDUMP_HEADER_SIZE); 8471 } else if (rc != -ENOENT) { 8472 DP_ERR(cdev, 8473 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8474 QED_NVM_IMAGE_NVM_CFG1, "QED_NVM_IMAGE_NVM_CFG1", 8475 rc); 8476 } 8477 8478 /* nvm default */ 8479 rc = qed_dbg_nvm_image(cdev, 8480 (u8 *)buffer + offset + 8481 REGDUMP_HEADER_SIZE, &feature_size, 8482 QED_NVM_IMAGE_DEFAULT_CFG); 8483 if (!rc) { 8484 *(u32 *)((u8 *)buffer + offset) = 8485 qed_calc_regdump_header(cdev, DEFAULT_CFG, 8486 cur_engine, feature_size, 8487 omit_engine, 8488 cdev->dbg_bin_dump); 8489 offset += (feature_size + REGDUMP_HEADER_SIZE); 8490 } else if (rc != -ENOENT) { 8491 DP_ERR(cdev, 8492 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8493 QED_NVM_IMAGE_DEFAULT_CFG, 8494 "QED_NVM_IMAGE_DEFAULT_CFG", rc); 8495 } 8496 8497 /* nvm meta */ 8498 rc = qed_dbg_nvm_image(cdev, 8499 (u8 *)buffer + offset + 8500 REGDUMP_HEADER_SIZE, &feature_size, 8501 QED_NVM_IMAGE_NVM_META); 8502 if (!rc) { 8503 *(u32 *)((u8 *)buffer + offset) = 8504 qed_calc_regdump_header(cdev, NVM_META, cur_engine, 8505 feature_size, omit_engine, 8506 cdev->dbg_bin_dump); 8507 offset += (feature_size + REGDUMP_HEADER_SIZE); 8508 } else if (rc != -ENOENT) { 8509 DP_ERR(cdev, 8510 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8511 QED_NVM_IMAGE_NVM_META, "QED_NVM_IMAGE_NVM_META", 8512 rc); 8513 } 8514 8515 /* nvm mdump */ 8516 rc = qed_dbg_nvm_image(cdev, (u8 *)buffer + offset + 8517 REGDUMP_HEADER_SIZE, &feature_size, 8518 QED_NVM_IMAGE_MDUMP); 8519 if (!rc) { 8520 *(u32 *)((u8 *)buffer + offset) = 8521 qed_calc_regdump_header(cdev, MDUMP, cur_engine, 8522 feature_size, omit_engine, 8523 cdev->dbg_bin_dump); 8524 offset += (feature_size + REGDUMP_HEADER_SIZE); 8525 } else if (rc != -ENOENT) { 8526 DP_ERR(cdev, 8527 "qed_dbg_nvm_image failed for image %d (%s), rc = %d\n", 8528 QED_NVM_IMAGE_MDUMP, "QED_NVM_IMAGE_MDUMP", rc); 8529 } 8530 8531 mutex_unlock(&qed_dbg_lock); 8532 cdev->dbg_bin_dump = 0; 8533 8534 return 0; 8535 } 8536 8537 int qed_dbg_all_data_size(struct qed_dev *cdev) 8538 { 8539 u32 regs_len = 0, image_len = 0, ilt_len = 0, total_ilt_len = 0; 8540 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8541 u8 cur_engine, org_engine; 8542 8543 cdev->disable_ilt_dump = false; 8544 org_engine = qed_get_debug_engine(cdev); 8545 for (cur_engine = 0; cur_engine < cdev->num_hwfns; cur_engine++) { 8546 /* Engine specific */ 8547 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8548 "calculating idle_chk and grcdump register length for current engine\n"); 8549 qed_set_debug_engine(cdev, cur_engine); 8550 regs_len += REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) + 8551 REGDUMP_HEADER_SIZE + qed_dbg_idle_chk_size(cdev) + 8552 REGDUMP_HEADER_SIZE + qed_dbg_grc_size(cdev) + 8553 REGDUMP_HEADER_SIZE + qed_dbg_reg_fifo_size(cdev) + 8554 REGDUMP_HEADER_SIZE + qed_dbg_igu_fifo_size(cdev) + 8555 REGDUMP_HEADER_SIZE + 8556 qed_dbg_protection_override_size(cdev) + 8557 REGDUMP_HEADER_SIZE + qed_dbg_fw_asserts_size(cdev); 8558 ilt_len = REGDUMP_HEADER_SIZE + qed_dbg_ilt_size(cdev); 8559 if (ilt_len < ILT_DUMP_MAX_SIZE) { 8560 total_ilt_len += ilt_len; 8561 regs_len += ilt_len; 8562 } 8563 } 8564 8565 qed_set_debug_engine(cdev, org_engine); 8566 8567 /* Engine common */ 8568 regs_len += REGDUMP_HEADER_SIZE + qed_dbg_mcp_trace_size(cdev) + 8569 REGDUMP_HEADER_SIZE + qed_dbg_phy_size(cdev); 8570 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_CFG1, &image_len); 8571 if (image_len) 8572 regs_len += REGDUMP_HEADER_SIZE + image_len; 8573 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_DEFAULT_CFG, &image_len); 8574 if (image_len) 8575 regs_len += REGDUMP_HEADER_SIZE + image_len; 8576 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_NVM_META, &image_len); 8577 if (image_len) 8578 regs_len += REGDUMP_HEADER_SIZE + image_len; 8579 qed_dbg_nvm_image_length(p_hwfn, QED_NVM_IMAGE_MDUMP, &image_len); 8580 if (image_len) 8581 regs_len += REGDUMP_HEADER_SIZE + image_len; 8582 8583 if (regs_len > REGDUMP_MAX_SIZE) { 8584 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8585 "Dump exceeds max size 0x%x, disable ILT dump\n", 8586 REGDUMP_MAX_SIZE); 8587 cdev->disable_ilt_dump = true; 8588 regs_len -= total_ilt_len; 8589 } 8590 8591 return regs_len; 8592 } 8593 8594 int qed_dbg_feature(struct qed_dev *cdev, void *buffer, 8595 enum qed_dbg_features feature, u32 *num_dumped_bytes) 8596 { 8597 struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature]; 8598 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8599 enum dbg_status dbg_rc; 8600 struct qed_ptt *p_ptt; 8601 int rc = 0; 8602 8603 /* Acquire ptt */ 8604 p_ptt = qed_ptt_acquire(p_hwfn); 8605 if (!p_ptt) 8606 return -EINVAL; 8607 8608 /* Get dump */ 8609 dbg_rc = qed_dbg_dump(p_hwfn, p_ptt, feature); 8610 if (dbg_rc != DBG_STATUS_OK) { 8611 DP_VERBOSE(cdev, QED_MSG_DEBUG, "%s\n", 8612 qed_dbg_get_status_str(dbg_rc)); 8613 *num_dumped_bytes = 0; 8614 rc = -EINVAL; 8615 goto out; 8616 } 8617 8618 DP_VERBOSE(cdev, QED_MSG_DEBUG, 8619 "copying debugfs feature to external buffer\n"); 8620 memcpy(buffer, qed_feature->dump_buf, qed_feature->buf_size); 8621 *num_dumped_bytes = cdev->dbg_features[feature].dumped_dwords * 8622 4; 8623 8624 out: 8625 qed_ptt_release(p_hwfn, p_ptt); 8626 return rc; 8627 } 8628 8629 int qed_dbg_feature_size(struct qed_dev *cdev, enum qed_dbg_features feature) 8630 { 8631 struct qed_dbg_feature *qed_feature = &cdev->dbg_features[feature]; 8632 struct qed_hwfn *p_hwfn = &cdev->hwfns[cdev->engine_for_debug]; 8633 struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn); 8634 u32 buf_size_dwords; 8635 enum dbg_status rc; 8636 8637 if (!p_ptt) 8638 return -EINVAL; 8639 8640 rc = qed_features_lookup[feature].get_size(p_hwfn, p_ptt, 8641 &buf_size_dwords); 8642 if (rc != DBG_STATUS_OK) 8643 buf_size_dwords = 0; 8644 8645 /* Feature will not be dumped if it exceeds maximum size */ 8646 if (buf_size_dwords > MAX_DBG_FEATURE_SIZE_DWORDS) 8647 buf_size_dwords = 0; 8648 8649 qed_ptt_release(p_hwfn, p_ptt); 8650 qed_feature->buf_size = buf_size_dwords * sizeof(u32); 8651 return qed_feature->buf_size; 8652 } 8653 8654 int qed_dbg_phy_size(struct qed_dev *cdev) 8655 { 8656 /* return max size of phy info and 8657 * phy mac_stat multiplied by the number of ports 8658 */ 8659 return MAX_PHY_RESULT_BUFFER * (1 + qed_device_num_ports(cdev)); 8660 } 8661 8662 u8 qed_get_debug_engine(struct qed_dev *cdev) 8663 { 8664 return cdev->engine_for_debug; 8665 } 8666 8667 void qed_set_debug_engine(struct qed_dev *cdev, int engine_number) 8668 { 8669 DP_VERBOSE(cdev, QED_MSG_DEBUG, "set debug engine to %d\n", 8670 engine_number); 8671 cdev->engine_for_debug = engine_number; 8672 } 8673 8674 void qed_dbg_pf_init(struct qed_dev *cdev) 8675 { 8676 const u8 *dbg_values = NULL; 8677 int i; 8678 8679 /* Sync ver with debugbus qed code */ 8680 qed_dbg_set_app_ver(TOOLS_VERSION); 8681 8682 /* Debug values are after init values. 8683 * The offset is the first dword of the file. 8684 */ 8685 dbg_values = cdev->firmware->data + *(u32 *)cdev->firmware->data; 8686 8687 for_each_hwfn(cdev, i) { 8688 qed_dbg_set_bin_ptr(&cdev->hwfns[i], dbg_values); 8689 qed_dbg_user_set_bin_ptr(&cdev->hwfns[i], dbg_values); 8690 } 8691 8692 /* Set the hwfn to be 0 as default */ 8693 cdev->engine_for_debug = 0; 8694 } 8695 8696 void qed_dbg_pf_exit(struct qed_dev *cdev) 8697 { 8698 struct qed_dbg_feature *feature = NULL; 8699 enum qed_dbg_features feature_idx; 8700 8701 /* debug features' buffers may be allocated if debug feature was used 8702 * but dump wasn't called 8703 */ 8704 for (feature_idx = 0; feature_idx < DBG_FEATURE_NUM; feature_idx++) { 8705 feature = &cdev->dbg_features[feature_idx]; 8706 if (feature->dump_buf) { 8707 vfree(feature->dump_buf); 8708 feature->dump_buf = NULL; 8709 } 8710 } 8711 } 8712