1 /******************************************************************************
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3 * This file is provided under a dual BSD/GPLv2 license. When using or
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7 *
8 * Copyright(c) 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2014 - 2015 Intel Mobile Communications GmbH
10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
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30 *
31 * Copyright(c) 2014 Intel Corporation. All rights reserved.
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62 *****************************************************************************/
63
64 #ifndef __fw_error_dump_h__
65 #define __fw_error_dump_h__
66
67 #include <linux/types.h>
68 #include "fw/api/cmdhdr.h"
69
70 #define IWL_FW_ERROR_DUMP_BARKER 0x14789632
71 #define IWL_FW_INI_ERROR_DUMP_BARKER 0x14789633
72
73 /**
74 * enum iwl_fw_error_dump_type - types of data in the dump file
75 * @IWL_FW_ERROR_DUMP_CSR: Control Status Registers - from offset 0
76 * @IWL_FW_ERROR_DUMP_RXF:
77 * @IWL_FW_ERROR_DUMP_TXCMD: last TX command data, structured as
78 * &struct iwl_fw_error_dump_txcmd packets
79 * @IWL_FW_ERROR_DUMP_DEV_FW_INFO: struct %iwl_fw_error_dump_info
80 * info on the device / firmware.
81 * @IWL_FW_ERROR_DUMP_FW_MONITOR: firmware monitor
82 * @IWL_FW_ERROR_DUMP_PRPH: range of periphery registers - there can be several
83 * sections like this in a single file.
84 * @IWL_FW_ERROR_DUMP_FH_REGS: range of FH registers
85 * @IWL_FW_ERROR_DUMP_MEM: chunk of memory
86 * @IWL_FW_ERROR_DUMP_ERROR_INFO: description of what triggered this dump.
87 * Structured as &struct iwl_fw_error_dump_trigger_desc.
88 * @IWL_FW_ERROR_DUMP_RB: the content of an RB structured as
89 * &struct iwl_fw_error_dump_rb
90 * @IWL_FW_ERROR_PAGING: UMAC's image memory segments which were
91 * paged to the DRAM.
92 * @IWL_FW_ERROR_DUMP_RADIO_REG: Dump the radio registers.
93 * @IWL_FW_ERROR_DUMP_EXTERNAL: used only by external code utilities, and
94 * for that reason is not in use in any other place in the Linux Wi-Fi
95 * stack.
96 * @IWL_FW_ERROR_DUMP_MEM_CFG: the addresses and sizes of fifos in the smem,
97 * which we get from the fw after ALIVE. The content is structured as
98 * &struct iwl_fw_error_dump_smem_cfg.
99 */
100 enum iwl_fw_error_dump_type {
101 /* 0 is deprecated */
102 IWL_FW_ERROR_DUMP_CSR = 1,
103 IWL_FW_ERROR_DUMP_RXF = 2,
104 IWL_FW_ERROR_DUMP_TXCMD = 3,
105 IWL_FW_ERROR_DUMP_DEV_FW_INFO = 4,
106 IWL_FW_ERROR_DUMP_FW_MONITOR = 5,
107 IWL_FW_ERROR_DUMP_PRPH = 6,
108 IWL_FW_ERROR_DUMP_TXF = 7,
109 IWL_FW_ERROR_DUMP_FH_REGS = 8,
110 IWL_FW_ERROR_DUMP_MEM = 9,
111 IWL_FW_ERROR_DUMP_ERROR_INFO = 10,
112 IWL_FW_ERROR_DUMP_RB = 11,
113 IWL_FW_ERROR_DUMP_PAGING = 12,
114 IWL_FW_ERROR_DUMP_RADIO_REG = 13,
115 IWL_FW_ERROR_DUMP_INTERNAL_TXF = 14,
116 IWL_FW_ERROR_DUMP_EXTERNAL = 15, /* Do not move */
117 IWL_FW_ERROR_DUMP_MEM_CFG = 16,
118 IWL_FW_ERROR_DUMP_D3_DEBUG_DATA = 17,
119
120 IWL_FW_ERROR_DUMP_MAX,
121 };
122
123 /**
124 * struct iwl_fw_error_dump_data - data for one type
125 * @type: &enum iwl_fw_error_dump_type
126 * @len: the length starting from %data
127 * @data: the data itself
128 */
129 struct iwl_fw_error_dump_data {
130 __le32 type;
131 __le32 len;
132 __u8 data[];
133 } __packed;
134
135 /**
136 * struct iwl_fw_error_dump_file - the layout of the header of the file
137 * @barker: must be %IWL_FW_ERROR_DUMP_BARKER
138 * @file_len: the length of all the file starting from %barker
139 * @data: array of &struct iwl_fw_error_dump_data
140 */
141 struct iwl_fw_error_dump_file {
142 __le32 barker;
143 __le32 file_len;
144 u8 data[0];
145 } __packed;
146
147 /**
148 * struct iwl_fw_error_dump_txcmd - TX command data
149 * @cmdlen: original length of command
150 * @caplen: captured length of command (may be less)
151 * @data: captured command data, @caplen bytes
152 */
153 struct iwl_fw_error_dump_txcmd {
154 __le32 cmdlen;
155 __le32 caplen;
156 u8 data[];
157 } __packed;
158
159 /**
160 * struct iwl_fw_error_dump_fifo - RX/TX FIFO data
161 * @fifo_num: number of FIFO (starting from 0)
162 * @available_bytes: num of bytes available in FIFO (may be less than FIFO size)
163 * @wr_ptr: position of write pointer
164 * @rd_ptr: position of read pointer
165 * @fence_ptr: position of fence pointer
166 * @fence_mode: the current mode of the fence (before locking) -
167 * 0=follow RD pointer ; 1 = freeze
168 * @data: all of the FIFO's data
169 */
170 struct iwl_fw_error_dump_fifo {
171 __le32 fifo_num;
172 __le32 available_bytes;
173 __le32 wr_ptr;
174 __le32 rd_ptr;
175 __le32 fence_ptr;
176 __le32 fence_mode;
177 u8 data[];
178 } __packed;
179
180 enum iwl_fw_error_dump_family {
181 IWL_FW_ERROR_DUMP_FAMILY_7 = 7,
182 IWL_FW_ERROR_DUMP_FAMILY_8 = 8,
183 };
184
185 #define MAX_NUM_LMAC 2
186
187 /**
188 * struct iwl_fw_error_dump_info - info on the device / firmware
189 * @hw_type: the type of the device
190 * @hw_step: the step of the device
191 * @fw_human_readable: human readable FW version
192 * @dev_human_readable: name of the device
193 * @bus_human_readable: name of the bus used
194 * @num_of_lmacs: the number of lmacs
195 * @lmac_err_id: the lmac 0/1 error_id/rt_status that triggered the latest dump
196 * if the dump collection was not initiated by an assert, the value is 0
197 * @umac_err_id: the umac error_id/rt_status that triggered the latest dump
198 * if the dump collection was not initiated by an assert, the value is 0
199 */
200 struct iwl_fw_error_dump_info {
201 __le32 hw_type;
202 __le32 hw_step;
203 u8 fw_human_readable[FW_VER_HUMAN_READABLE_SZ];
204 u8 dev_human_readable[64];
205 u8 bus_human_readable[8];
206 u8 num_of_lmacs;
207 __le32 umac_err_id;
208 __le32 lmac_err_id[MAX_NUM_LMAC];
209 } __packed;
210
211 /**
212 * struct iwl_fw_error_dump_fw_mon - FW monitor data
213 * @fw_mon_wr_ptr: the position of the write pointer in the cyclic buffer
214 * @fw_mon_base_ptr: base pointer of the data
215 * @fw_mon_cycle_cnt: number of wraparounds
216 * @fw_mon_base_high_ptr: used in AX210 devices, the base adderss is 64 bit
217 * so fw_mon_base_ptr holds LSB 32 bits and fw_mon_base_high_ptr hold
218 * MSB 32 bits
219 * @reserved: for future use
220 * @data: captured data
221 */
222 struct iwl_fw_error_dump_fw_mon {
223 __le32 fw_mon_wr_ptr;
224 __le32 fw_mon_base_ptr;
225 __le32 fw_mon_cycle_cnt;
226 __le32 fw_mon_base_high_ptr;
227 __le32 reserved[2];
228 u8 data[];
229 } __packed;
230
231 #define MAX_NUM_LMAC 2
232 #define TX_FIFO_INTERNAL_MAX_NUM 6
233 #define TX_FIFO_MAX_NUM 15
234 /**
235 * struct iwl_fw_error_dump_smem_cfg - Dump SMEM configuration
236 * This must follow &struct iwl_fwrt_shared_mem_cfg.
237 * @num_lmacs: number of lmacs
238 * @num_txfifo_entries: number of tx fifos
239 * @lmac: sizes of lmacs txfifos and rxfifo1
240 * @rxfifo2_size: size of rxfifo2
241 * @internal_txfifo_addr: address of internal tx fifo
242 * @internal_txfifo_size: size of internal tx fifo
243 */
244 struct iwl_fw_error_dump_smem_cfg {
245 __le32 num_lmacs;
246 __le32 num_txfifo_entries;
247 struct {
248 __le32 txfifo_size[TX_FIFO_MAX_NUM];
249 __le32 rxfifo1_size;
250 } lmac[MAX_NUM_LMAC];
251 __le32 rxfifo2_size;
252 __le32 internal_txfifo_addr;
253 __le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
254 } __packed;
255 /**
256 * struct iwl_fw_error_dump_prph - periphery registers data
257 * @prph_start: address of the first register in this chunk
258 * @data: the content of the registers
259 */
260 struct iwl_fw_error_dump_prph {
261 __le32 prph_start;
262 __le32 data[];
263 };
264
265 enum iwl_fw_error_dump_mem_type {
266 IWL_FW_ERROR_DUMP_MEM_SRAM,
267 IWL_FW_ERROR_DUMP_MEM_SMEM,
268 IWL_FW_ERROR_DUMP_MEM_NAMED_MEM = 10,
269 };
270
271 /**
272 * struct iwl_fw_error_dump_mem - chunk of memory
273 * @type: &enum iwl_fw_error_dump_mem_type
274 * @offset: the offset from which the memory was read
275 * @data: the content of the memory
276 */
277 struct iwl_fw_error_dump_mem {
278 __le32 type;
279 __le32 offset;
280 u8 data[];
281 };
282
283 /* Dump version, used by the dump parser to differentiate between
284 * different dump formats
285 */
286 #define IWL_INI_DUMP_VER 1
287
288 /* Use bit 31 as dump info type to avoid colliding with region types */
289 #define IWL_INI_DUMP_INFO_TYPE BIT(31)
290
291 /**
292 * struct iwl_fw_ini_dump_entry
293 * @list: list of dump entries
294 * @size: size of the data
295 * @data: entry data
296 */
297 struct iwl_fw_ini_dump_entry {
298 struct list_head list;
299 u32 size;
300 u8 data[];
301 } __packed;
302
303 /**
304 * struct iwl_fw_error_dump_file - header of dump file
305 * @barker: must be %IWL_FW_INI_ERROR_DUMP_BARKER
306 * @file_len: the length of all the file including the header
307 */
308 struct iwl_fw_ini_dump_file_hdr {
309 __le32 barker;
310 __le32 file_len;
311 } __packed;
312
313 /**
314 * struct iwl_fw_ini_fifo_hdr - fifo range header
315 * @fifo_num: the fifo number. In case of umac rx fifo, set BIT(31) to
316 * distinguish between lmac and umac rx fifos
317 * @num_of_registers: num of registers to dump, dword size each
318 */
319 struct iwl_fw_ini_fifo_hdr {
320 __le32 fifo_num;
321 __le32 num_of_registers;
322 } __packed;
323
324 /**
325 * struct iwl_fw_ini_error_dump_range - range of memory
326 * @range_data_size: the size of this range, in bytes
327 * @internal_base_addr: base address of internal memory range
328 * @dram_base_addr: base address of dram monitor range
329 * @page_num: page number of memory range
330 * @fifo_hdr: fifo header of memory range
331 * @fw_pkt: FW packet header of memory range
332 * @data: the actual memory
333 */
334 struct iwl_fw_ini_error_dump_range {
335 __le32 range_data_size;
336 union {
337 __le32 internal_base_addr;
338 __le64 dram_base_addr;
339 __le32 page_num;
340 struct iwl_fw_ini_fifo_hdr fifo_hdr;
341 struct iwl_cmd_header fw_pkt_hdr;
342 };
343 __le32 data[];
344 } __packed;
345
346 /**
347 * struct iwl_fw_ini_error_dump_header - ini region dump header
348 * @version: dump version
349 * @region_id: id of the region
350 * @num_of_ranges: number of ranges in this region
351 * @name_len: number of bytes allocated to the name string of this region
352 * @name: name of the region
353 */
354 struct iwl_fw_ini_error_dump_header {
355 __le32 version;
356 __le32 region_id;
357 __le32 num_of_ranges;
358 __le32 name_len;
359 u8 name[IWL_FW_INI_MAX_NAME];
360 };
361
362 /**
363 * struct iwl_fw_ini_error_dump - ini region dump
364 * @header: the header of this region
365 * @ranges: the memory ranges of this region
366 */
367 struct iwl_fw_ini_error_dump {
368 struct iwl_fw_ini_error_dump_header header;
369 struct iwl_fw_ini_error_dump_range ranges[];
370 } __packed;
371
372 /* This bit is used to differentiate between lmac and umac rxf */
373 #define IWL_RXF_UMAC_BIT BIT(31)
374
375 /**
376 * struct iwl_fw_ini_error_dump_register - ini register dump
377 * @addr: address of the register
378 * @data: data of the register
379 */
380 struct iwl_fw_ini_error_dump_register {
381 __le32 addr;
382 __le32 data;
383 } __packed;
384
385 /**
386 * struct iwl_fw_ini_dump_cfg_name - configuration name
387 * @image_type: image type the configuration is related to
388 * @cfg_name_len: length of the configuration name
389 * @cfg_name: name of the configuraiton
390 */
391 struct iwl_fw_ini_dump_cfg_name {
392 __le32 image_type;
393 __le32 cfg_name_len;
394 u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME];
395 } __packed;
396
397 /* AX210's HW type */
398 #define IWL_AX210_HW_TYPE 0x42
399 /* How many bits to roll when adding to the HW type of AX210 HW */
400 #define IWL_AX210_HW_TYPE_ADDITION_SHIFT 12
401 /* This prph is used to tell apart HW_TYPE == 0x42 NICs */
402 #define WFPM_OTP_CFG1_ADDR 0xd03098
403 #define WFPM_OTP_CFG1_IS_JACKET_BIT BIT(4)
404 #define WFPM_OTP_CFG1_IS_CDB_BIT BIT(5)
405
406 /* struct iwl_fw_ini_dump_info - ini dump information
407 * @version: dump version
408 * @time_point: time point that caused the dump collection
409 * @trigger_reason: reason of the trigger
410 * @external_cfg_state: &enum iwl_ini_cfg_state
411 * @ver_type: FW version type
412 * @ver_subtype: FW version subype
413 * @hw_step: HW step
414 * @hw_type: HW type
415 * @rf_id_flavor: HW RF id flavor
416 * @rf_id_dash: HW RF id dash
417 * @rf_id_step: HW RF id step
418 * @rf_id_type: HW RF id type
419 * @lmac_major: lmac major version
420 * @lmac_minor: lmac minor version
421 * @umac_major: umac major version
422 * @umac_minor: umac minor version
423 * @fw_mon_mode: FW monitor mode &enum iwl_fw_ini_buffer_location
424 * @regions_mask: bitmap mask of regions ids in the dump
425 * @build_tag_len: length of the build tag
426 * @build_tag: build tag string
427 * @num_of_cfg_names: number of configuration name structs
428 * @cfg_names: configuration names
429 */
430 struct iwl_fw_ini_dump_info {
431 __le32 version;
432 __le32 time_point;
433 __le32 trigger_reason;
434 __le32 external_cfg_state;
435 __le32 ver_type;
436 __le32 ver_subtype;
437 __le32 hw_step;
438 __le32 hw_type;
439 __le32 rf_id_flavor;
440 __le32 rf_id_dash;
441 __le32 rf_id_step;
442 __le32 rf_id_type;
443 __le32 lmac_major;
444 __le32 lmac_minor;
445 __le32 umac_major;
446 __le32 umac_minor;
447 __le32 fw_mon_mode;
448 __le64 regions_mask;
449 __le32 build_tag_len;
450 u8 build_tag[FW_VER_HUMAN_READABLE_SZ];
451 __le32 num_of_cfg_names;
452 struct iwl_fw_ini_dump_cfg_name cfg_names[];
453 } __packed;
454
455 /**
456 * struct iwl_fw_ini_err_table_dump - ini error table dump
457 * @header: header of the region
458 * @version: error table version
459 * @ranges: the memory ranges of this this region
460 */
461 struct iwl_fw_ini_err_table_dump {
462 struct iwl_fw_ini_error_dump_header header;
463 __le32 version;
464 struct iwl_fw_ini_error_dump_range ranges[];
465 } __packed;
466
467 /**
468 * struct iwl_fw_error_dump_rb - content of an Receive Buffer
469 * @index: the index of the Receive Buffer in the Rx queue
470 * @rxq: the RB's Rx queue
471 * @reserved:
472 * @data: the content of the Receive Buffer
473 */
474 struct iwl_fw_error_dump_rb {
475 __le32 index;
476 __le32 rxq;
477 __le32 reserved;
478 u8 data[];
479 };
480
481 /**
482 * struct iwl_fw_ini_monitor_dump - ini monitor dump
483 * @header: header of the region
484 * @write_ptr: write pointer position in the buffer
485 * @cycle_cnt: cycles count
486 * @cur_frag: current fragment in use
487 * @ranges: the memory ranges of this this region
488 */
489 struct iwl_fw_ini_monitor_dump {
490 struct iwl_fw_ini_error_dump_header header;
491 __le32 write_ptr;
492 __le32 cycle_cnt;
493 __le32 cur_frag;
494 struct iwl_fw_ini_error_dump_range ranges[];
495 } __packed;
496
497 /**
498 * struct iwl_fw_ini_special_device_memory - special device memory
499 * @header: header of the region
500 * @type: type of special memory
501 * @version: struct special memory version
502 * @ranges: the memory ranges of this this region
503 */
504 struct iwl_fw_ini_special_device_memory {
505 struct iwl_fw_ini_error_dump_header header;
506 __le16 type;
507 __le16 version;
508 struct iwl_fw_ini_error_dump_range ranges[];
509 } __packed;
510
511 /**
512 * struct iwl_fw_error_dump_paging - content of the UMAC's image page
513 * block on DRAM
514 * @index: the index of the page block
515 * @reserved:
516 * @data: the content of the page block
517 */
518 struct iwl_fw_error_dump_paging {
519 __le32 index;
520 __le32 reserved;
521 u8 data[];
522 };
523
524 /**
525 * iwl_fw_error_next_data - advance fw error dump data pointer
526 * @data: previous data block
527 * Returns: next data block
528 */
529 static inline struct iwl_fw_error_dump_data *
iwl_fw_error_next_data(struct iwl_fw_error_dump_data * data)530 iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data)
531 {
532 return (void *)(data->data + le32_to_cpu(data->len));
533 }
534
535 /**
536 * enum iwl_fw_dbg_trigger - triggers available
537 *
538 * @FW_DBG_TRIGGER_USER: trigger log collection by user
539 * This should not be defined as a trigger to the driver, but a value the
540 * driver should set to indicate that the trigger was initiated by the
541 * user.
542 * @FW_DBG_TRIGGER_FW_ASSERT: trigger log collection when the firmware asserts
543 * @FW_DBG_TRIGGER_MISSED_BEACONS: trigger log collection when beacons are
544 * missed.
545 * @FW_DBG_TRIGGER_CHANNEL_SWITCH: trigger log collection upon channel switch.
546 * @FW_DBG_TRIGGER_FW_NOTIF: trigger log collection when the firmware sends a
547 * command response or a notification.
548 * @FW_DBG_TRIGGER_MLME: trigger log collection upon MLME event.
549 * @FW_DBG_TRIGGER_STATS: trigger log collection upon statistics threshold.
550 * @FW_DBG_TRIGGER_RSSI: trigger log collection when the rssi of the beacon
551 * goes below a threshold.
552 * @FW_DBG_TRIGGER_TXQ_TIMERS: configures the timers for the Tx queue hang
553 * detection.
554 * @FW_DBG_TRIGGER_TIME_EVENT: trigger log collection upon time events related
555 * events.
556 * @FW_DBG_TRIGGER_BA: trigger log collection upon BlockAck related events.
557 * @FW_DBG_TX_LATENCY: trigger log collection when the tx latency goes above a
558 * threshold.
559 * @FW_DBG_TDLS: trigger log collection upon TDLS related events.
560 * @FW_DBG_TRIGGER_TX_STATUS: trigger log collection upon tx status when
561 * the firmware sends a tx reply.
562 * @FW_DBG_TRIGGER_ALIVE_TIMEOUT: trigger log collection if alive flow timeouts
563 * @FW_DBG_TRIGGER_DRIVER: trigger log collection upon a flow failure
564 * in the driver.
565 */
566 enum iwl_fw_dbg_trigger {
567 FW_DBG_TRIGGER_INVALID = 0,
568 FW_DBG_TRIGGER_USER,
569 FW_DBG_TRIGGER_FW_ASSERT,
570 FW_DBG_TRIGGER_MISSED_BEACONS,
571 FW_DBG_TRIGGER_CHANNEL_SWITCH,
572 FW_DBG_TRIGGER_FW_NOTIF,
573 FW_DBG_TRIGGER_MLME,
574 FW_DBG_TRIGGER_STATS,
575 FW_DBG_TRIGGER_RSSI,
576 FW_DBG_TRIGGER_TXQ_TIMERS,
577 FW_DBG_TRIGGER_TIME_EVENT,
578 FW_DBG_TRIGGER_BA,
579 FW_DBG_TRIGGER_TX_LATENCY,
580 FW_DBG_TRIGGER_TDLS,
581 FW_DBG_TRIGGER_TX_STATUS,
582 FW_DBG_TRIGGER_ALIVE_TIMEOUT,
583 FW_DBG_TRIGGER_DRIVER,
584
585 /* must be last */
586 FW_DBG_TRIGGER_MAX,
587 };
588
589 /**
590 * struct iwl_fw_error_dump_trigger_desc - describes the trigger condition
591 * @type: &enum iwl_fw_dbg_trigger
592 * @data: raw data about what happened
593 */
594 struct iwl_fw_error_dump_trigger_desc {
595 __le32 type;
596 u8 data[];
597 };
598
599 #endif /* __fw_error_dump_h__ */
600