1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2014, 2018-2021 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: 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_FH_REGS: range of FH registers 28 * @IWL_FW_ERROR_DUMP_MEM: chunk of memory 29 * @IWL_FW_ERROR_DUMP_ERROR_INFO: description of what triggered this dump. 30 * Structured as &struct iwl_fw_error_dump_trigger_desc. 31 * @IWL_FW_ERROR_DUMP_RB: the content of an RB structured as 32 * &struct iwl_fw_error_dump_rb 33 * @IWL_FW_ERROR_PAGING: UMAC's image memory segments which were 34 * paged to the DRAM. 35 * @IWL_FW_ERROR_DUMP_RADIO_REG: Dump the radio registers. 36 * @IWL_FW_ERROR_DUMP_EXTERNAL: used only by external code utilities, and 37 * for that reason is not in use in any other place in the Linux Wi-Fi 38 * stack. 39 * @IWL_FW_ERROR_DUMP_MEM_CFG: the addresses and sizes of fifos in the smem, 40 * which we get from the fw after ALIVE. The content is structured as 41 * &struct iwl_fw_error_dump_smem_cfg. 42 */ 43 enum iwl_fw_error_dump_type { 44 /* 0 is deprecated */ 45 IWL_FW_ERROR_DUMP_CSR = 1, 46 IWL_FW_ERROR_DUMP_RXF = 2, 47 IWL_FW_ERROR_DUMP_TXCMD = 3, 48 IWL_FW_ERROR_DUMP_DEV_FW_INFO = 4, 49 IWL_FW_ERROR_DUMP_FW_MONITOR = 5, 50 IWL_FW_ERROR_DUMP_PRPH = 6, 51 IWL_FW_ERROR_DUMP_TXF = 7, 52 IWL_FW_ERROR_DUMP_FH_REGS = 8, 53 IWL_FW_ERROR_DUMP_MEM = 9, 54 IWL_FW_ERROR_DUMP_ERROR_INFO = 10, 55 IWL_FW_ERROR_DUMP_RB = 11, 56 IWL_FW_ERROR_DUMP_PAGING = 12, 57 IWL_FW_ERROR_DUMP_RADIO_REG = 13, 58 IWL_FW_ERROR_DUMP_INTERNAL_TXF = 14, 59 IWL_FW_ERROR_DUMP_EXTERNAL = 15, /* Do not move */ 60 IWL_FW_ERROR_DUMP_MEM_CFG = 16, 61 IWL_FW_ERROR_DUMP_D3_DEBUG_DATA = 17, 62 63 IWL_FW_ERROR_DUMP_MAX, 64 }; 65 66 /** 67 * struct iwl_fw_error_dump_data - data for one type 68 * @type: &enum iwl_fw_error_dump_type 69 * @len: the length starting from %data 70 * @data: the data itself 71 */ 72 struct iwl_fw_error_dump_data { 73 __le32 type; 74 __le32 len; 75 __u8 data[]; 76 } __packed; 77 78 /** 79 * struct iwl_fw_error_dump_file - the layout of the header of the file 80 * @barker: must be %IWL_FW_ERROR_DUMP_BARKER 81 * @file_len: the length of all the file starting from %barker 82 * @data: array of &struct iwl_fw_error_dump_data 83 */ 84 struct iwl_fw_error_dump_file { 85 __le32 barker; 86 __le32 file_len; 87 u8 data[0]; 88 } __packed; 89 90 /** 91 * struct iwl_fw_error_dump_txcmd - TX command data 92 * @cmdlen: original length of command 93 * @caplen: captured length of command (may be less) 94 * @data: captured command data, @caplen bytes 95 */ 96 struct iwl_fw_error_dump_txcmd { 97 __le32 cmdlen; 98 __le32 caplen; 99 u8 data[]; 100 } __packed; 101 102 /** 103 * struct iwl_fw_error_dump_fifo - RX/TX FIFO data 104 * @fifo_num: number of FIFO (starting from 0) 105 * @available_bytes: num of bytes available in FIFO (may be less than FIFO size) 106 * @wr_ptr: position of write pointer 107 * @rd_ptr: position of read pointer 108 * @fence_ptr: position of fence pointer 109 * @fence_mode: the current mode of the fence (before locking) - 110 * 0=follow RD pointer ; 1 = freeze 111 * @data: all of the FIFO's data 112 */ 113 struct iwl_fw_error_dump_fifo { 114 __le32 fifo_num; 115 __le32 available_bytes; 116 __le32 wr_ptr; 117 __le32 rd_ptr; 118 __le32 fence_ptr; 119 __le32 fence_mode; 120 u8 data[]; 121 } __packed; 122 123 enum iwl_fw_error_dump_family { 124 IWL_FW_ERROR_DUMP_FAMILY_7 = 7, 125 IWL_FW_ERROR_DUMP_FAMILY_8 = 8, 126 }; 127 128 #define MAX_NUM_LMAC 2 129 130 /** 131 * struct iwl_fw_error_dump_info - info on the device / firmware 132 * @hw_type: the type of the device 133 * @hw_step: the step of the device 134 * @fw_human_readable: human readable FW version 135 * @dev_human_readable: name of the device 136 * @bus_human_readable: name of the bus used 137 * @num_of_lmacs: the number of lmacs 138 * @lmac_err_id: the lmac 0/1 error_id/rt_status that triggered the latest dump 139 * if the dump collection was not initiated by an assert, the value is 0 140 * @umac_err_id: the umac error_id/rt_status that triggered the latest dump 141 * if the dump collection was not initiated by an assert, the value is 0 142 */ 143 struct iwl_fw_error_dump_info { 144 __le32 hw_type; 145 __le32 hw_step; 146 u8 fw_human_readable[FW_VER_HUMAN_READABLE_SZ]; 147 u8 dev_human_readable[64]; 148 u8 bus_human_readable[8]; 149 u8 num_of_lmacs; 150 __le32 umac_err_id; 151 __le32 lmac_err_id[MAX_NUM_LMAC]; 152 } __packed; 153 154 /** 155 * struct iwl_fw_error_dump_fw_mon - FW monitor data 156 * @fw_mon_wr_ptr: the position of the write pointer in the cyclic buffer 157 * @fw_mon_base_ptr: base pointer of the data 158 * @fw_mon_cycle_cnt: number of wraparounds 159 * @fw_mon_base_high_ptr: used in AX210 devices, the base adderss is 64 bit 160 * so fw_mon_base_ptr holds LSB 32 bits and fw_mon_base_high_ptr hold 161 * MSB 32 bits 162 * @reserved: for future use 163 * @data: captured data 164 */ 165 struct iwl_fw_error_dump_fw_mon { 166 __le32 fw_mon_wr_ptr; 167 __le32 fw_mon_base_ptr; 168 __le32 fw_mon_cycle_cnt; 169 __le32 fw_mon_base_high_ptr; 170 __le32 reserved[2]; 171 u8 data[]; 172 } __packed; 173 174 #define MAX_NUM_LMAC 2 175 #define TX_FIFO_INTERNAL_MAX_NUM 6 176 #define TX_FIFO_MAX_NUM 15 177 /** 178 * struct iwl_fw_error_dump_smem_cfg - Dump SMEM configuration 179 * This must follow &struct iwl_fwrt_shared_mem_cfg. 180 * @num_lmacs: number of lmacs 181 * @num_txfifo_entries: number of tx fifos 182 * @lmac: sizes of lmacs txfifos and rxfifo1 183 * @rxfifo2_size: size of rxfifo2 184 * @internal_txfifo_addr: address of internal tx fifo 185 * @internal_txfifo_size: size of internal tx fifo 186 */ 187 struct iwl_fw_error_dump_smem_cfg { 188 __le32 num_lmacs; 189 __le32 num_txfifo_entries; 190 struct { 191 __le32 txfifo_size[TX_FIFO_MAX_NUM]; 192 __le32 rxfifo1_size; 193 } lmac[MAX_NUM_LMAC]; 194 __le32 rxfifo2_size; 195 __le32 internal_txfifo_addr; 196 __le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; 197 } __packed; 198 /** 199 * struct iwl_fw_error_dump_prph - periphery registers data 200 * @prph_start: address of the first register in this chunk 201 * @data: the content of the registers 202 */ 203 struct iwl_fw_error_dump_prph { 204 __le32 prph_start; 205 __le32 data[]; 206 }; 207 208 enum iwl_fw_error_dump_mem_type { 209 IWL_FW_ERROR_DUMP_MEM_SRAM, 210 IWL_FW_ERROR_DUMP_MEM_SMEM, 211 IWL_FW_ERROR_DUMP_MEM_NAMED_MEM = 10, 212 }; 213 214 /** 215 * struct iwl_fw_error_dump_mem - chunk of memory 216 * @type: &enum iwl_fw_error_dump_mem_type 217 * @offset: the offset from which the memory was read 218 * @data: the content of the memory 219 */ 220 struct iwl_fw_error_dump_mem { 221 __le32 type; 222 __le32 offset; 223 u8 data[]; 224 }; 225 226 /* Dump version, used by the dump parser to differentiate between 227 * different dump formats 228 */ 229 #define IWL_INI_DUMP_VER 1 230 231 /* Use bit 31 as dump info type to avoid colliding with region types */ 232 #define IWL_INI_DUMP_INFO_TYPE BIT(31) 233 234 /** 235 * struct iwl_fw_ini_dump_entry 236 * @list: list of dump entries 237 * @size: size of the data 238 * @data: entry data 239 */ 240 struct iwl_fw_ini_dump_entry { 241 struct list_head list; 242 u32 size; 243 u8 data[]; 244 } __packed; 245 246 /** 247 * struct iwl_fw_error_dump_file - header of dump file 248 * @barker: must be %IWL_FW_INI_ERROR_DUMP_BARKER 249 * @file_len: the length of all the file including the header 250 */ 251 struct iwl_fw_ini_dump_file_hdr { 252 __le32 barker; 253 __le32 file_len; 254 } __packed; 255 256 /** 257 * struct iwl_fw_ini_fifo_hdr - fifo range header 258 * @fifo_num: the fifo number. In case of umac rx fifo, set BIT(31) to 259 * distinguish between lmac and umac rx fifos 260 * @num_of_registers: num of registers to dump, dword size each 261 */ 262 struct iwl_fw_ini_fifo_hdr { 263 __le32 fifo_num; 264 __le32 num_of_registers; 265 } __packed; 266 267 /** 268 * struct iwl_fw_ini_error_dump_range - range of memory 269 * @range_data_size: the size of this range, in bytes 270 * @internal_base_addr: base address of internal memory range 271 * @dram_base_addr: base address of dram monitor range 272 * @page_num: page number of memory range 273 * @fifo_hdr: fifo header of memory range 274 * @fw_pkt: FW packet header of memory range 275 * @data: the actual memory 276 */ 277 struct iwl_fw_ini_error_dump_range { 278 __le32 range_data_size; 279 union { 280 __le32 internal_base_addr; 281 __le64 dram_base_addr; 282 __le32 page_num; 283 struct iwl_fw_ini_fifo_hdr fifo_hdr; 284 struct iwl_cmd_header fw_pkt_hdr; 285 }; 286 __le32 data[]; 287 } __packed; 288 289 /** 290 * struct iwl_fw_ini_error_dump_header - ini region dump header 291 * @version: dump version 292 * @region_id: id of the region 293 * @num_of_ranges: number of ranges in this region 294 * @name_len: number of bytes allocated to the name string of this region 295 * @name: name of the region 296 */ 297 struct iwl_fw_ini_error_dump_header { 298 __le32 version; 299 __le32 region_id; 300 __le32 num_of_ranges; 301 __le32 name_len; 302 u8 name[IWL_FW_INI_MAX_NAME]; 303 }; 304 305 /** 306 * struct iwl_fw_ini_error_dump - ini region dump 307 * @header: the header of this region 308 * @data: data of memory ranges in this region, 309 * see &struct iwl_fw_ini_error_dump_range 310 */ 311 struct iwl_fw_ini_error_dump { 312 struct iwl_fw_ini_error_dump_header header; 313 u8 data[]; 314 } __packed; 315 316 /* This bit is used to differentiate between lmac and umac rxf */ 317 #define IWL_RXF_UMAC_BIT BIT(31) 318 319 /** 320 * struct iwl_fw_ini_error_dump_register - ini register dump 321 * @addr: address of the register 322 * @data: data of the register 323 */ 324 struct iwl_fw_ini_error_dump_register { 325 __le32 addr; 326 __le32 data; 327 } __packed; 328 329 /** 330 * struct iwl_fw_ini_dump_cfg_name - configuration name 331 * @image_type: image type the configuration is related to 332 * @cfg_name_len: length of the configuration name 333 * @cfg_name: name of the configuraiton 334 */ 335 struct iwl_fw_ini_dump_cfg_name { 336 __le32 image_type; 337 __le32 cfg_name_len; 338 u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME]; 339 } __packed; 340 341 /* AX210's HW type */ 342 #define IWL_AX210_HW_TYPE 0x42 343 /* How many bits to roll when adding to the HW type of AX210 HW */ 344 #define IWL_AX210_HW_TYPE_ADDITION_SHIFT 12 345 346 /* struct iwl_fw_ini_dump_info - ini dump information 347 * @version: dump version 348 * @time_point: time point that caused the dump collection 349 * @trigger_reason: reason of the trigger 350 * @external_cfg_state: &enum iwl_ini_cfg_state 351 * @ver_type: FW version type 352 * @ver_subtype: FW version subype 353 * @hw_step: HW step 354 * @hw_type: HW type 355 * @rf_id_flavor: HW RF id flavor 356 * @rf_id_dash: HW RF id dash 357 * @rf_id_step: HW RF id step 358 * @rf_id_type: HW RF id type 359 * @lmac_major: lmac major version 360 * @lmac_minor: lmac minor version 361 * @umac_major: umac major version 362 * @umac_minor: umac minor version 363 * @fw_mon_mode: FW monitor mode &enum iwl_fw_ini_buffer_location 364 * @regions_mask: bitmap mask of regions ids in the dump 365 * @build_tag_len: length of the build tag 366 * @build_tag: build tag string 367 * @num_of_cfg_names: number of configuration name structs 368 * @cfg_names: configuration names 369 */ 370 struct iwl_fw_ini_dump_info { 371 __le32 version; 372 __le32 time_point; 373 __le32 trigger_reason; 374 __le32 external_cfg_state; 375 __le32 ver_type; 376 __le32 ver_subtype; 377 __le32 hw_step; 378 __le32 hw_type; 379 __le32 rf_id_flavor; 380 __le32 rf_id_dash; 381 __le32 rf_id_step; 382 __le32 rf_id_type; 383 __le32 lmac_major; 384 __le32 lmac_minor; 385 __le32 umac_major; 386 __le32 umac_minor; 387 __le32 fw_mon_mode; 388 __le64 regions_mask; 389 __le32 build_tag_len; 390 u8 build_tag[FW_VER_HUMAN_READABLE_SZ]; 391 __le32 num_of_cfg_names; 392 struct iwl_fw_ini_dump_cfg_name cfg_names[]; 393 } __packed; 394 395 /** 396 * struct iwl_fw_ini_err_table_dump - ini error table dump 397 * @header: header of the region 398 * @version: error table version 399 * @data: data of memory ranges in this region, 400 * see &struct iwl_fw_ini_error_dump_range 401 */ 402 struct iwl_fw_ini_err_table_dump { 403 struct iwl_fw_ini_error_dump_header header; 404 __le32 version; 405 u8 data[]; 406 } __packed; 407 408 /** 409 * struct iwl_fw_error_dump_rb - content of an Receive Buffer 410 * @index: the index of the Receive Buffer in the Rx queue 411 * @rxq: the RB's Rx queue 412 * @reserved: 413 * @data: the content of the Receive Buffer 414 */ 415 struct iwl_fw_error_dump_rb { 416 __le32 index; 417 __le32 rxq; 418 __le32 reserved; 419 u8 data[]; 420 }; 421 422 /** 423 * struct iwl_fw_ini_monitor_dump - ini monitor dump 424 * @header: header of the region 425 * @write_ptr: write pointer position in the buffer 426 * @cycle_cnt: cycles count 427 * @cur_frag: current fragment in use 428 * @data: data of memory ranges in this region, 429 * see &struct iwl_fw_ini_error_dump_range 430 */ 431 struct iwl_fw_ini_monitor_dump { 432 struct iwl_fw_ini_error_dump_header header; 433 __le32 write_ptr; 434 __le32 cycle_cnt; 435 __le32 cur_frag; 436 u8 data[]; 437 } __packed; 438 439 /** 440 * struct iwl_fw_ini_special_device_memory - special device memory 441 * @header: header of the region 442 * @type: type of special memory 443 * @version: struct special memory version 444 * @data: data of memory ranges in this region, 445 * see &struct iwl_fw_ini_error_dump_range 446 */ 447 struct iwl_fw_ini_special_device_memory { 448 struct iwl_fw_ini_error_dump_header header; 449 __le16 type; 450 __le16 version; 451 u8 data[]; 452 } __packed; 453 454 /** 455 * struct iwl_fw_error_dump_paging - content of the UMAC's image page 456 * block on DRAM 457 * @index: the index of the page block 458 * @reserved: 459 * @data: the content of the page block 460 */ 461 struct iwl_fw_error_dump_paging { 462 __le32 index; 463 __le32 reserved; 464 u8 data[]; 465 }; 466 467 /** 468 * iwl_fw_error_next_data - advance fw error dump data pointer 469 * @data: previous data block 470 * Returns: next data block 471 */ 472 static inline struct iwl_fw_error_dump_data * 473 iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data) 474 { 475 return (void *)(data->data + le32_to_cpu(data->len)); 476 } 477 478 /** 479 * enum iwl_fw_dbg_trigger - triggers available 480 * 481 * @FW_DBG_TRIGGER_USER: trigger log collection by user 482 * This should not be defined as a trigger to the driver, but a value the 483 * driver should set to indicate that the trigger was initiated by the 484 * user. 485 * @FW_DBG_TRIGGER_FW_ASSERT: trigger log collection when the firmware asserts 486 * @FW_DBG_TRIGGER_MISSED_BEACONS: trigger log collection when beacons are 487 * missed. 488 * @FW_DBG_TRIGGER_CHANNEL_SWITCH: trigger log collection upon channel switch. 489 * @FW_DBG_TRIGGER_FW_NOTIF: trigger log collection when the firmware sends a 490 * command response or a notification. 491 * @FW_DBG_TRIGGER_MLME: trigger log collection upon MLME event. 492 * @FW_DBG_TRIGGER_STATS: trigger log collection upon statistics threshold. 493 * @FW_DBG_TRIGGER_RSSI: trigger log collection when the rssi of the beacon 494 * goes below a threshold. 495 * @FW_DBG_TRIGGER_TXQ_TIMERS: configures the timers for the Tx queue hang 496 * detection. 497 * @FW_DBG_TRIGGER_TIME_EVENT: trigger log collection upon time events related 498 * events. 499 * @FW_DBG_TRIGGER_BA: trigger log collection upon BlockAck related events. 500 * @FW_DBG_TX_LATENCY: trigger log collection when the tx latency goes above a 501 * threshold. 502 * @FW_DBG_TDLS: trigger log collection upon TDLS related events. 503 * @FW_DBG_TRIGGER_TX_STATUS: trigger log collection upon tx status when 504 * the firmware sends a tx reply. 505 * @FW_DBG_TRIGGER_ALIVE_TIMEOUT: trigger log collection if alive flow timeouts 506 * @FW_DBG_TRIGGER_DRIVER: trigger log collection upon a flow failure 507 * in the driver. 508 */ 509 enum iwl_fw_dbg_trigger { 510 FW_DBG_TRIGGER_INVALID = 0, 511 FW_DBG_TRIGGER_USER, 512 FW_DBG_TRIGGER_FW_ASSERT, 513 FW_DBG_TRIGGER_MISSED_BEACONS, 514 FW_DBG_TRIGGER_CHANNEL_SWITCH, 515 FW_DBG_TRIGGER_FW_NOTIF, 516 FW_DBG_TRIGGER_MLME, 517 FW_DBG_TRIGGER_STATS, 518 FW_DBG_TRIGGER_RSSI, 519 FW_DBG_TRIGGER_TXQ_TIMERS, 520 FW_DBG_TRIGGER_TIME_EVENT, 521 FW_DBG_TRIGGER_BA, 522 FW_DBG_TRIGGER_TX_LATENCY, 523 FW_DBG_TRIGGER_TDLS, 524 FW_DBG_TRIGGER_TX_STATUS, 525 FW_DBG_TRIGGER_ALIVE_TIMEOUT, 526 FW_DBG_TRIGGER_DRIVER, 527 528 /* must be last */ 529 FW_DBG_TRIGGER_MAX, 530 }; 531 532 /** 533 * struct iwl_fw_error_dump_trigger_desc - describes the trigger condition 534 * @type: &enum iwl_fw_dbg_trigger 535 * @data: raw data about what happened 536 */ 537 struct iwl_fw_error_dump_trigger_desc { 538 __le32 type; 539 u8 data[]; 540 }; 541 542 #endif /* __fw_error_dump_h__ */ 543