1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2014, 2018-2024 Intel Corporation 4 * Copyright (C) 2014-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016-2017 Intel Deutschland GmbH 6 */ 7 #ifndef __fw_error_dump_h__ 8 #define __fw_error_dump_h__ 9 10 #include <linux/types.h> 11 #include "fw/api/cmdhdr.h" 12 13 #define IWL_FW_ERROR_DUMP_BARKER 0x14789632 14 #define IWL_FW_INI_ERROR_DUMP_BARKER 0x14789633 15 16 /** 17 * enum iwl_fw_error_dump_type - types of data in the dump file 18 * @IWL_FW_ERROR_DUMP_CSR: Control Status Registers - from offset 0 19 * @IWL_FW_ERROR_DUMP_RXF: RX FIFO contents 20 * @IWL_FW_ERROR_DUMP_TXCMD: last TX command data, structured as 21 * &struct iwl_fw_error_dump_txcmd packets 22 * @IWL_FW_ERROR_DUMP_DEV_FW_INFO: struct %iwl_fw_error_dump_info 23 * info on the device / firmware. 24 * @IWL_FW_ERROR_DUMP_FW_MONITOR: firmware monitor 25 * @IWL_FW_ERROR_DUMP_PRPH: range of periphery registers - there can be several 26 * sections like this in a single file. 27 * @IWL_FW_ERROR_DUMP_TXF: TX FIFO contents 28 * @IWL_FW_ERROR_DUMP_FH_REGS: range of FH registers 29 * @IWL_FW_ERROR_DUMP_MEM: chunk of memory 30 * @IWL_FW_ERROR_DUMP_ERROR_INFO: description of what triggered this dump. 31 * Structured as &struct iwl_fw_error_dump_trigger_desc. 32 * @IWL_FW_ERROR_DUMP_RB: the content of an RB structured as 33 * &struct iwl_fw_error_dump_rb 34 * @IWL_FW_ERROR_DUMP_PAGING: UMAC's image memory segments which were 35 * paged to the DRAM. 36 * @IWL_FW_ERROR_DUMP_RADIO_REG: Dump the radio registers. 37 * @IWL_FW_ERROR_DUMP_INTERNAL_TXF: internal TX FIFO data 38 * @IWL_FW_ERROR_DUMP_EXTERNAL: used only by external code utilities, and 39 * for that reason is not in use in any other place in the Linux Wi-Fi 40 * stack. 41 * @IWL_FW_ERROR_DUMP_MEM_CFG: the addresses and sizes of fifos in the smem, 42 * which we get from the fw after ALIVE. The content is structured as 43 * &struct iwl_fw_error_dump_smem_cfg. 44 * @IWL_FW_ERROR_DUMP_D3_DEBUG_DATA: D3 debug data 45 */ 46 enum iwl_fw_error_dump_type { 47 /* 0 is deprecated */ 48 IWL_FW_ERROR_DUMP_CSR = 1, 49 IWL_FW_ERROR_DUMP_RXF = 2, 50 IWL_FW_ERROR_DUMP_TXCMD = 3, 51 IWL_FW_ERROR_DUMP_DEV_FW_INFO = 4, 52 IWL_FW_ERROR_DUMP_FW_MONITOR = 5, 53 IWL_FW_ERROR_DUMP_PRPH = 6, 54 IWL_FW_ERROR_DUMP_TXF = 7, 55 IWL_FW_ERROR_DUMP_FH_REGS = 8, 56 IWL_FW_ERROR_DUMP_MEM = 9, 57 IWL_FW_ERROR_DUMP_ERROR_INFO = 10, 58 IWL_FW_ERROR_DUMP_RB = 11, 59 IWL_FW_ERROR_DUMP_PAGING = 12, 60 IWL_FW_ERROR_DUMP_RADIO_REG = 13, 61 IWL_FW_ERROR_DUMP_INTERNAL_TXF = 14, 62 IWL_FW_ERROR_DUMP_EXTERNAL = 15, /* Do not move */ 63 IWL_FW_ERROR_DUMP_MEM_CFG = 16, 64 IWL_FW_ERROR_DUMP_D3_DEBUG_DATA = 17, 65 }; 66 67 /** 68 * struct iwl_fw_error_dump_data - data for one type 69 * @type: &enum iwl_fw_error_dump_type 70 * @len: the length starting from %data 71 * @data: the data itself 72 */ 73 struct iwl_fw_error_dump_data { 74 __le32 type; 75 __le32 len; 76 __u8 data[]; 77 } __packed; 78 79 /** 80 * struct iwl_dump_file_name_info - data for dump file name addition 81 * @type: region type with reserved bits 82 * @len: the length of file name string to be added to dump file 83 * @data: the string need to be added to dump file 84 */ 85 struct iwl_dump_file_name_info { 86 __le32 type; 87 __le32 len; 88 __u8 data[]; 89 } __packed; 90 91 /** 92 * struct iwl_fw_error_dump_file - the layout of the header of the file 93 * @barker: must be %IWL_FW_ERROR_DUMP_BARKER 94 * @file_len: the length of all the file starting from %barker 95 * @data: array of &struct iwl_fw_error_dump_data 96 */ 97 struct iwl_fw_error_dump_file { 98 __le32 barker; 99 __le32 file_len; 100 u8 data[]; 101 } __packed; 102 103 /** 104 * struct iwl_fw_error_dump_txcmd - TX command data 105 * @cmdlen: original length of command 106 * @caplen: captured length of command (may be less) 107 * @data: captured command data, @caplen bytes 108 */ 109 struct iwl_fw_error_dump_txcmd { 110 __le32 cmdlen; 111 __le32 caplen; 112 u8 data[]; 113 } __packed; 114 115 /** 116 * struct iwl_fw_error_dump_fifo - RX/TX FIFO data 117 * @fifo_num: number of FIFO (starting from 0) 118 * @available_bytes: num of bytes available in FIFO (may be less than FIFO size) 119 * @wr_ptr: position of write pointer 120 * @rd_ptr: position of read pointer 121 * @fence_ptr: position of fence pointer 122 * @fence_mode: the current mode of the fence (before locking) - 123 * 0=follow RD pointer ; 1 = freeze 124 * @data: all of the FIFO's data 125 */ 126 struct iwl_fw_error_dump_fifo { 127 __le32 fifo_num; 128 __le32 available_bytes; 129 __le32 wr_ptr; 130 __le32 rd_ptr; 131 __le32 fence_ptr; 132 __le32 fence_mode; 133 u8 data[]; 134 } __packed; 135 136 enum iwl_fw_error_dump_family { 137 IWL_FW_ERROR_DUMP_FAMILY_7 = 7, 138 IWL_FW_ERROR_DUMP_FAMILY_8 = 8, 139 }; 140 141 #define MAX_NUM_LMAC 2 142 143 /** 144 * struct iwl_fw_error_dump_info - info on the device / firmware 145 * @hw_type: the type of the device 146 * @hw_step: the step of the device 147 * @fw_human_readable: human readable FW version 148 * @dev_human_readable: name of the device 149 * @bus_human_readable: name of the bus used 150 * @num_of_lmacs: the number of lmacs 151 * @lmac_err_id: the lmac 0/1 error_id/rt_status that triggered the latest dump 152 * if the dump collection was not initiated by an assert, the value is 0 153 * @umac_err_id: the umac error_id/rt_status that triggered the latest dump 154 * if the dump collection was not initiated by an assert, the value is 0 155 */ 156 struct iwl_fw_error_dump_info { 157 __le32 hw_type; 158 __le32 hw_step; 159 u8 fw_human_readable[FW_VER_HUMAN_READABLE_SZ]; 160 u8 dev_human_readable[64]; 161 u8 bus_human_readable[8]; 162 u8 num_of_lmacs; 163 __le32 umac_err_id; 164 __le32 lmac_err_id[MAX_NUM_LMAC]; 165 } __packed; 166 167 /** 168 * struct iwl_fw_error_dump_fw_mon - FW monitor data 169 * @fw_mon_wr_ptr: the position of the write pointer in the cyclic buffer 170 * @fw_mon_base_ptr: base pointer of the data 171 * @fw_mon_cycle_cnt: number of wraparounds 172 * @fw_mon_base_high_ptr: used in AX210 devices, the base adderss is 64 bit 173 * so fw_mon_base_ptr holds LSB 32 bits and fw_mon_base_high_ptr hold 174 * MSB 32 bits 175 * @reserved: for future use 176 * @data: captured data 177 */ 178 struct iwl_fw_error_dump_fw_mon { 179 __le32 fw_mon_wr_ptr; 180 __le32 fw_mon_base_ptr; 181 __le32 fw_mon_cycle_cnt; 182 __le32 fw_mon_base_high_ptr; 183 __le32 reserved[2]; 184 u8 data[]; 185 } __packed; 186 187 #define MAX_NUM_LMAC 2 188 #define TX_FIFO_INTERNAL_MAX_NUM 6 189 #define TX_FIFO_MAX_NUM 15 190 /** 191 * struct iwl_fw_error_dump_smem_cfg - Dump SMEM configuration 192 * This must follow &struct iwl_fwrt_shared_mem_cfg. 193 * @num_lmacs: number of lmacs 194 * @num_txfifo_entries: number of tx fifos 195 * @lmac: sizes of lmacs txfifos and rxfifo1 196 * @rxfifo2_size: size of rxfifo2 197 * @internal_txfifo_addr: address of internal tx fifo 198 * @internal_txfifo_size: size of internal tx fifo 199 */ 200 struct iwl_fw_error_dump_smem_cfg { 201 __le32 num_lmacs; 202 __le32 num_txfifo_entries; 203 struct { 204 __le32 txfifo_size[TX_FIFO_MAX_NUM]; 205 __le32 rxfifo1_size; 206 } lmac[MAX_NUM_LMAC]; 207 __le32 rxfifo2_size; 208 __le32 internal_txfifo_addr; 209 __le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; 210 } __packed; 211 /** 212 * struct iwl_fw_error_dump_prph - periphery registers data 213 * @prph_start: address of the first register in this chunk 214 * @data: the content of the registers 215 */ 216 struct iwl_fw_error_dump_prph { 217 __le32 prph_start; 218 __le32 data[]; 219 }; 220 221 enum iwl_fw_error_dump_mem_type { 222 IWL_FW_ERROR_DUMP_MEM_SRAM, 223 IWL_FW_ERROR_DUMP_MEM_SMEM, 224 IWL_FW_ERROR_DUMP_MEM_NAMED_MEM = 10, 225 }; 226 227 /** 228 * struct iwl_fw_error_dump_mem - chunk of memory 229 * @type: &enum iwl_fw_error_dump_mem_type 230 * @offset: the offset from which the memory was read 231 * @data: the content of the memory 232 */ 233 struct iwl_fw_error_dump_mem { 234 __le32 type; 235 __le32 offset; 236 u8 data[]; 237 }; 238 239 /* Dump version, used by the dump parser to differentiate between 240 * different dump formats 241 */ 242 #define IWL_INI_DUMP_VER 1 243 244 /* Use bit 31 as dump info type to avoid colliding with region types */ 245 #define IWL_INI_DUMP_INFO_TYPE BIT(31) 246 247 /* Use bit 31 and bit 24 as dump name type to avoid colliding with region types */ 248 #define IWL_INI_DUMP_NAME_TYPE (BIT(31) | BIT(24)) 249 250 /** 251 * struct iwl_fw_ini_error_dump_data - data for one type 252 * @type: &enum iwl_fw_ini_region_type 253 * @sub_type: sub type id 254 * @sub_type_ver: sub type version 255 * @reserved: not in use 256 * @len: the length starting from %data 257 * @data: the data itself 258 */ 259 struct iwl_fw_ini_error_dump_data { 260 u8 type; 261 u8 sub_type; 262 u8 sub_type_ver; 263 u8 reserved; 264 __le32 len; 265 __u8 data[]; 266 } __packed; 267 268 /** 269 * struct iwl_fw_ini_dump_entry 270 * @list: list of dump entries 271 * @size: size of the data 272 * @data: entry data 273 */ 274 struct iwl_fw_ini_dump_entry { 275 struct list_head list; 276 u32 size; 277 u8 data[]; 278 } __packed; 279 280 /** 281 * struct iwl_fw_ini_dump_file_hdr - header of dump file 282 * @barker: must be %IWL_FW_INI_ERROR_DUMP_BARKER 283 * @file_len: the length of all the file including the header 284 */ 285 struct iwl_fw_ini_dump_file_hdr { 286 __le32 barker; 287 __le32 file_len; 288 } __packed; 289 290 /** 291 * struct iwl_fw_ini_fifo_hdr - fifo range header 292 * @fifo_num: the fifo number. In case of umac rx fifo, set BIT(31) to 293 * distinguish between lmac and umac rx fifos 294 * @num_of_registers: num of registers to dump, dword size each 295 */ 296 struct iwl_fw_ini_fifo_hdr { 297 __le32 fifo_num; 298 __le32 num_of_registers; 299 } __packed; 300 301 /** 302 * struct iwl_fw_ini_error_dump_range - range of memory 303 * @range_data_size: the size of this range, in bytes 304 * @internal_base_addr: base address of internal memory range 305 * @dram_base_addr: base address of dram monitor range 306 * @page_num: page number of memory range 307 * @fifo_hdr: fifo header of memory range 308 * @fw_pkt: FW packet header of memory range 309 * @data: the actual memory 310 */ 311 struct iwl_fw_ini_error_dump_range { 312 __le32 range_data_size; 313 union { 314 __le32 internal_base_addr __packed; 315 __le64 dram_base_addr __packed; 316 __le32 page_num __packed; 317 struct iwl_fw_ini_fifo_hdr fifo_hdr; 318 struct iwl_cmd_header fw_pkt_hdr; 319 }; 320 __le32 data[]; 321 } __packed; 322 323 /** 324 * struct iwl_fw_ini_error_dump_header - ini region dump header 325 * @version: dump version 326 * @region_id: id of the region 327 * @num_of_ranges: number of ranges in this region 328 * @name_len: number of bytes allocated to the name string of this region 329 * @name: name of the region 330 */ 331 struct iwl_fw_ini_error_dump_header { 332 __le32 version; 333 __le32 region_id; 334 __le32 num_of_ranges; 335 __le32 name_len; 336 u8 name[IWL_FW_INI_MAX_NAME]; 337 }; 338 339 /** 340 * struct iwl_fw_ini_error_dump - ini region dump 341 * @header: the header of this region 342 * @data: data of memory ranges in this region, 343 * see &struct iwl_fw_ini_error_dump_range 344 */ 345 struct iwl_fw_ini_error_dump { 346 struct iwl_fw_ini_error_dump_header header; 347 u8 data[]; 348 } __packed; 349 350 /* This bit is used to differentiate between lmac and umac rxf */ 351 #define IWL_RXF_UMAC_BIT BIT(31) 352 353 /** 354 * struct iwl_fw_ini_error_dump_register - ini register dump 355 * @addr: address of the register 356 * @data: data of the register 357 */ 358 struct iwl_fw_ini_error_dump_register { 359 __le32 addr; 360 __le32 data; 361 } __packed; 362 363 /** 364 * struct iwl_fw_ini_dump_cfg_name - configuration name 365 * @image_type: image type the configuration is related to 366 * @cfg_name_len: length of the configuration name 367 * @cfg_name: name of the configuraiton 368 */ 369 struct iwl_fw_ini_dump_cfg_name { 370 __le32 image_type; 371 __le32 cfg_name_len; 372 u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME]; 373 } __packed; 374 375 /* AX210's HW type */ 376 #define IWL_AX210_HW_TYPE 0x42 377 /* How many bits to roll when adding to the HW type of AX210 HW */ 378 #define IWL_AX210_HW_TYPE_ADDITION_SHIFT 12 379 380 /* struct iwl_fw_ini_dump_info - ini dump information 381 * @version: dump version 382 * @time_point: time point that caused the dump collection 383 * @trigger_reason: reason of the trigger 384 * @external_cfg_state: &enum iwl_ini_cfg_state 385 * @ver_type: FW version type 386 * @ver_subtype: FW version subype 387 * @hw_step: HW step 388 * @hw_type: HW type 389 * @rf_id_flavor: HW RF id flavor 390 * @rf_id_dash: HW RF id dash 391 * @rf_id_step: HW RF id step 392 * @rf_id_type: HW RF id type 393 * @lmac_major: lmac major version 394 * @lmac_minor: lmac minor version 395 * @umac_major: umac major version 396 * @umac_minor: umac minor version 397 * @fw_mon_mode: FW monitor mode &enum iwl_fw_ini_buffer_location 398 * @regions_mask: bitmap mask of regions ids in the dump 399 * @build_tag_len: length of the build tag 400 * @build_tag: build tag string 401 * @num_of_cfg_names: number of configuration name structs 402 * @cfg_names: configuration names 403 */ 404 struct iwl_fw_ini_dump_info { 405 __le32 version; 406 __le32 time_point; 407 __le32 trigger_reason; 408 __le32 external_cfg_state; 409 __le32 ver_type; 410 __le32 ver_subtype; 411 __le32 hw_step; 412 __le32 hw_type; 413 __le32 rf_id_flavor; 414 __le32 rf_id_dash; 415 __le32 rf_id_step; 416 __le32 rf_id_type; 417 __le32 lmac_major; 418 __le32 lmac_minor; 419 __le32 umac_major; 420 __le32 umac_minor; 421 __le32 fw_mon_mode; 422 __le64 regions_mask; 423 __le32 build_tag_len; 424 u8 build_tag[FW_VER_HUMAN_READABLE_SZ]; 425 __le32 num_of_cfg_names; 426 struct iwl_fw_ini_dump_cfg_name cfg_names[]; 427 } __packed; 428 429 /** 430 * struct iwl_fw_ini_err_table_dump - ini error table dump 431 * @header: header of the region 432 * @version: error table version 433 * @data: data of memory ranges in this region, 434 * see &struct iwl_fw_ini_error_dump_range 435 */ 436 struct iwl_fw_ini_err_table_dump { 437 struct iwl_fw_ini_error_dump_header header; 438 __le32 version; 439 u8 data[]; 440 } __packed; 441 442 /** 443 * struct iwl_fw_error_dump_rb - content of an Receive Buffer 444 * @index: the index of the Receive Buffer in the Rx queue 445 * @rxq: the RB's Rx queue 446 * @reserved: reserved 447 * @data: the content of the Receive Buffer 448 */ 449 struct iwl_fw_error_dump_rb { 450 __le32 index; 451 __le32 rxq; 452 __le32 reserved; 453 u8 data[]; 454 }; 455 456 /** 457 * struct iwl_fw_ini_monitor_dump - ini monitor dump 458 * @header: header of the region 459 * @write_ptr: write pointer position in the buffer 460 * @cycle_cnt: cycles count 461 * @cur_frag: current fragment in use 462 * @data: data of memory ranges in this region, 463 * see &struct iwl_fw_ini_error_dump_range 464 */ 465 struct iwl_fw_ini_monitor_dump { 466 struct iwl_fw_ini_error_dump_header header; 467 __le32 write_ptr; 468 __le32 cycle_cnt; 469 __le32 cur_frag; 470 u8 data[]; 471 } __packed; 472 473 /** 474 * struct iwl_fw_ini_special_device_memory - special device memory 475 * @header: header of the region 476 * @type: type of special memory 477 * @version: struct special memory version 478 * @data: data of memory ranges in this region, 479 * see &struct iwl_fw_ini_error_dump_range 480 */ 481 struct iwl_fw_ini_special_device_memory { 482 struct iwl_fw_ini_error_dump_header header; 483 __le16 type; 484 __le16 version; 485 u8 data[]; 486 } __packed; 487 488 /** 489 * struct iwl_fw_error_dump_paging - content of the UMAC's image page 490 * block on DRAM 491 * @index: the index of the page block 492 * @reserved: reserved 493 * @data: the content of the page block 494 */ 495 struct iwl_fw_error_dump_paging { 496 __le32 index; 497 __le32 reserved; 498 u8 data[]; 499 }; 500 501 /** 502 * iwl_fw_error_next_data - advance fw error dump data pointer 503 * @data: previous data block 504 * Returns: next data block 505 */ 506 static inline struct iwl_fw_error_dump_data * 507 iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data) 508 { 509 return (void *)(data->data + le32_to_cpu(data->len)); 510 } 511 512 /** 513 * enum iwl_fw_dbg_trigger - triggers available 514 * 515 * @FW_DBG_TRIGGER_INVALID: invalid trigger value 516 * @FW_DBG_TRIGGER_USER: trigger log collection by user 517 * This should not be defined as a trigger to the driver, but a value the 518 * driver should set to indicate that the trigger was initiated by the 519 * user. 520 * @FW_DBG_TRIGGER_FW_ASSERT: trigger log collection when the firmware asserts 521 * @FW_DBG_TRIGGER_MISSED_BEACONS: trigger log collection when beacons are 522 * missed. 523 * @FW_DBG_TRIGGER_CHANNEL_SWITCH: trigger log collection upon channel switch. 524 * @FW_DBG_TRIGGER_FW_NOTIF: trigger log collection when the firmware sends a 525 * command response or a notification. 526 * @FW_DBG_TRIGGER_MLME: trigger log collection upon MLME event. 527 * @FW_DBG_TRIGGER_STATS: trigger log collection upon statistics threshold. 528 * @FW_DBG_TRIGGER_RSSI: trigger log collection when the rssi of the beacon 529 * goes below a threshold. 530 * @FW_DBG_TRIGGER_TXQ_TIMERS: configures the timers for the Tx queue hang 531 * detection. 532 * @FW_DBG_TRIGGER_TIME_EVENT: trigger log collection upon time events related 533 * events. 534 * @FW_DBG_TRIGGER_BA: trigger log collection upon BlockAck related events. 535 * @FW_DBG_TRIGGER_TX_LATENCY: trigger log collection when the tx latency 536 * goes above a threshold. 537 * @FW_DBG_TRIGGER_TDLS: trigger log collection upon TDLS related events. 538 * @FW_DBG_TRIGGER_TX_STATUS: trigger log collection upon tx status when 539 * the firmware sends a tx reply. 540 * @FW_DBG_TRIGGER_ALIVE_TIMEOUT: trigger log collection if alive flow timeouts 541 * @FW_DBG_TRIGGER_DRIVER: trigger log collection upon a flow failure 542 * in the driver. 543 * @FW_DBG_TRIGGER_MAX: beyond triggers, number for sizing arrays etc. 544 */ 545 enum iwl_fw_dbg_trigger { 546 FW_DBG_TRIGGER_INVALID = 0, 547 FW_DBG_TRIGGER_USER, 548 FW_DBG_TRIGGER_FW_ASSERT, 549 FW_DBG_TRIGGER_MISSED_BEACONS, 550 FW_DBG_TRIGGER_CHANNEL_SWITCH, 551 FW_DBG_TRIGGER_FW_NOTIF, 552 FW_DBG_TRIGGER_MLME, 553 FW_DBG_TRIGGER_STATS, 554 FW_DBG_TRIGGER_RSSI, 555 FW_DBG_TRIGGER_TXQ_TIMERS, 556 FW_DBG_TRIGGER_TIME_EVENT, 557 FW_DBG_TRIGGER_BA, 558 FW_DBG_TRIGGER_TX_LATENCY, 559 FW_DBG_TRIGGER_TDLS, 560 FW_DBG_TRIGGER_TX_STATUS, 561 FW_DBG_TRIGGER_ALIVE_TIMEOUT, 562 FW_DBG_TRIGGER_DRIVER, 563 564 /* must be last */ 565 FW_DBG_TRIGGER_MAX, 566 }; 567 568 /** 569 * struct iwl_fw_error_dump_trigger_desc - describes the trigger condition 570 * @type: &enum iwl_fw_dbg_trigger 571 * @data: raw data about what happened 572 */ 573 struct iwl_fw_error_dump_trigger_desc { 574 __le32 type; 575 u8 data[]; 576 }; 577 578 #endif /* __fw_error_dump_h__ */ 579