xref: /openbsd/sys/dev/ic/mfireg.h (revision 4fab0ec3)
1 /* $OpenBSD: mfireg.h,v 1.38 2013/05/01 01:56:29 dlg Exp $ */
2 /*
3  * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 /* management interface constants */
19 #define MFI_MGMT_VD				0x01
20 #define MFI_MGMT_SD				0x02
21 
22 /* generic constants */
23 #define MFI_FRAME_SIZE				64
24 #define MFI_SENSE_SIZE				128
25 #define MFI_OSTS_INTR_VALID			0x00000002 /* valid interrupt */
26 #define MFI_OSTS_PPC_INTR_VALID			0x80000000
27 #define MFI_OSTS_GEN2_INTR_VALID		(0x00000001 | 0x00000004)
28 #define MFI_INVALID_CTX				0xffffffff
29 #define MFI_ENABLE_INTR				0x01
30 #define MFI_MAXFER				MAXPHYS	/* XXX bogus */
31 
32 /* register offsets */
33 #define MFI_IMSG0				0x10 /* inbound msg 0 */
34 #define MFI_IMSG1				0x14 /* inbound msg 1 */
35 #define MFI_OMSG0				0x18 /* outbound msg 0 */
36 #define MFI_OMSG1				0x1c /* outbound msg 1 */
37 #define MFI_IDB					0x20 /* inbound doorbell */
38 #define MFI_ISTS				0x24 /* inbound intr stat */
39 #define MFI_IMSK				0x28 /* inbound intr mask */
40 #define MFI_ODB					0x2c /* outbound doorbell */
41 #define MFI_OSTS				0x30 /* outbound intr stat */
42 #define MFI_OMSK				0x34 /* outbound inter mask */
43 #define MFI_IQP					0x40 /* inbound queue port */
44 #define MFI_OQP					0x44 /* outbound queue port */
45 #define MFI_ODC					0xa0 /* outbound doorbell clr */
46 #define MFI_OSP					0xb0 /* outbound scratch pad */
47 
48 /*
49  * skinny specific changes
50 */
51 #define MFI_SKINNY_IDB				0x00 /* Inbound doorbell is at 0x00 for skinny */
52 #define MFI_IQPL				0x000000c0
53 #define MFI_IQPH				0x000000c4
54 #define MFI_OSTS_SKINNY_INTR_VALID		0x00000001
55 
56 /* * firmware states */
57 #define MFI_STATE_MASK				0xf0000000
58 #define MFI_STATE_UNDEFINED			0x00000000
59 #define MFI_STATE_BB_INIT			0x10000000
60 #define MFI_STATE_FW_INIT			0x40000000
61 #define MFI_STATE_WAIT_HANDSHAKE		0x60000000
62 #define MFI_STATE_FW_INIT_2			0x70000000
63 #define MFI_STATE_DEVICE_SCAN			0x80000000
64 #define MFI_STATE_FLUSH_CACHE			0xa0000000
65 #define MFI_STATE_READY				0xb0000000
66 #define MFI_STATE_OPERATIONAL			0xc0000000
67 #define MFI_STATE_FAULT				0xf0000000
68 #define MFI_STATE_MAXSGL_MASK			0x00ff0000
69 #define MFI_STATE_MAXCMD_MASK			0x0000ffff
70 
71 /* command reset register */
72 #define MFI_INIT_ABORT				0x00000000
73 #define MFI_INIT_READY				0x00000002
74 #define MFI_INIT_MFIMODE			0x00000004
75 #define MFI_INIT_CLEAR_HANDSHAKE		0x00000008
76 #define MFI_RESET_FLAGS				MFI_INIT_READY|MFI_INIT_MFIMODE
77 
78 /* mfi Frame flags */
79 #define MFI_FRAME_POST_IN_REPLY_QUEUE		0x0000
80 #define MFI_FRAME_DONT_POST_IN_REPLY_QUEUE	0x0001
81 #define MFI_FRAME_SGL32				0x0000
82 #define MFI_FRAME_SGL64				0x0002
83 #define MFI_FRAME_SENSE32			0x0000
84 #define MFI_FRAME_SENSE64			0x0004
85 #define MFI_FRAME_DIR_NONE			0x0000
86 #define MFI_FRAME_DIR_WRITE			0x0008
87 #define MFI_FRAME_DIR_READ			0x0010
88 #define MFI_FRAME_DIR_BOTH			0x0018
89 
90 /* mfi command opcodes */
91 #define MFI_CMD_INIT				0x00
92 #define MFI_CMD_LD_READ				0x01
93 #define MFI_CMD_LD_WRITE			0x02
94 #define MFI_CMD_LD_SCSI_IO			0x03
95 #define MFI_CMD_PD_SCSI_IO			0x04
96 #define MFI_CMD_DCMD				0x05
97 #define MFI_CMD_ABORT				0x06
98 #define MFI_CMD_SMP				0x07
99 #define MFI_CMD_STP				0x08
100 
101 /* direct commands */
102 #define MR_DCMD_CTRL_GET_INFO			0x01010000
103 #define MR_DCMD_CTRL_CACHE_FLUSH		0x01101000
104 #define   MR_FLUSH_CTRL_CACHE			0x01
105 #define   MR_FLUSH_DISK_CACHE			0x02
106 #define MR_DCMD_CTRL_SHUTDOWN			0x01050000
107 #define   MR_ENABLE_DRIVE_SPINDOWN		0x01
108 #define MR_DCMD_CTRL_EVENT_GET_INFO		0x01040100
109 #define MR_DCMD_CTRL_EVENT_GET			0x01040300
110 #define MR_DCMD_CTRL_EVENT_WAIT			0x01040500
111 #define MR_DCMD_PD_GET_LIST			0x02010000
112 #define MR_DCMD_PD_GET_INFO			0x02020000
113 #define MR_DCMD_PD_SET_STATE			0x02030100
114 #define MR_DCMD_PD_REBUILD			0x02040100
115 #define MR_DCMD_PD_BLINK			0x02070100
116 #define MR_DCMD_PD_UNBLINK			0x02070200
117 #define MR_DCMD_PD_GET_ALLOWED_OPS_LIST		0x020a0100
118 #define MR_DCMD_LD_GET_LIST			0x03010000
119 #define MR_DCMD_LD_GET_INFO			0x03020000
120 #define MR_DCMD_LD_GET_PROPERTIES		0x03030000
121 #define MR_DCMD_CONF_GET			0x04010000
122 #define MR_DCMD_BBU_GET_STATUS			0x05010000
123 #define MR_DCMD_BBU_GET_CAPACITY_INFO		0x05020000
124 #define MR_DCMD_BBU_GET_DESIGN_INFO		0x05030000
125 #define MR_DCMD_BBU_START_LEARN			0x05040000
126 #define MR_DCMD_BBU_GET_PROP			0x05050100
127 #define MR_DCMD_BBU_SET_PROP			0x05050200
128 #define MR_DCMD_CLUSTER				0x08000000
129 #define MR_DCMD_CLUSTER_RESET_ALL		0x08010100
130 #define MR_DCMD_CLUSTER_RESET_LD		0x08010200
131 
132 #define MR_DCMD_SPEAKER_GET			0x01030100
133 #define MR_DCMD_SPEAKER_ENABLE			0x01030200
134 #define MR_DCMD_SPEAKER_DISABLE			0x01030300
135 #define MR_DCMD_SPEAKER_SILENCE			0x01030400
136 #define MR_DCMD_SPEAKER_TEST			0x01030500
137 
138 /* mailbox bytes in direct command */
139 #define MFI_MBOX_SIZE				12
140 
141 /* mfi completion codes */
142 typedef enum {
143 	MFI_STAT_OK =				0x00,
144 	MFI_STAT_INVALID_CMD =			0x01,
145 	MFI_STAT_INVALID_DCMD =			0x02,
146 	MFI_STAT_INVALID_PARAMETER =		0x03,
147 	MFI_STAT_INVALID_SEQUENCE_NUMBER =	0x04,
148 	MFI_STAT_ABORT_NOT_POSSIBLE =		0x05,
149 	MFI_STAT_APP_HOST_CODE_NOT_FOUND =	0x06,
150 	MFI_STAT_APP_IN_USE =			0x07,
151 	MFI_STAT_APP_NOT_INITIALIZED =		0x08,
152 	MFI_STAT_ARRAY_INDEX_INVALID =		0x09,
153 	MFI_STAT_ARRAY_ROW_NOT_EMPTY =		0x0a,
154 	MFI_STAT_CONFIG_RESOURCE_CONFLICT =	0x0b,
155 	MFI_STAT_DEVICE_NOT_FOUND =		0x0c,
156 	MFI_STAT_DRIVE_TOO_SMALL =		0x0d,
157 	MFI_STAT_FLASH_ALLOC_FAIL =		0x0e,
158 	MFI_STAT_FLASH_BUSY =			0x0f,
159 	MFI_STAT_FLASH_ERROR =			0x10,
160 	MFI_STAT_FLASH_IMAGE_BAD =		0x11,
161 	MFI_STAT_FLASH_IMAGE_INCOMPLETE =	0x12,
162 	MFI_STAT_FLASH_NOT_OPEN =		0x13,
163 	MFI_STAT_FLASH_NOT_STARTED =		0x14,
164 	MFI_STAT_FLUSH_FAILED =			0x15,
165 	MFI_STAT_HOST_CODE_NOT_FOUNT =		0x16,
166 	MFI_STAT_LD_CC_IN_PROGRESS =		0x17,
167 	MFI_STAT_LD_INIT_IN_PROGRESS =		0x18,
168 	MFI_STAT_LD_LBA_OUT_OF_RANGE =		0x19,
169 	MFI_STAT_LD_MAX_CONFIGURED =		0x1a,
170 	MFI_STAT_LD_NOT_OPTIMAL =		0x1b,
171 	MFI_STAT_LD_RBLD_IN_PROGRESS =		0x1c,
172 	MFI_STAT_LD_RECON_IN_PROGRESS =		0x1d,
173 	MFI_STAT_LD_WRONG_RAID_LEVEL =		0x1e,
174 	MFI_STAT_MAX_SPARES_EXCEEDED =		0x1f,
175 	MFI_STAT_MEMORY_NOT_AVAILABLE =		0x20,
176 	MFI_STAT_MFC_HW_ERROR =			0x21,
177 	MFI_STAT_NO_HW_PRESENT =		0x22,
178 	MFI_STAT_NOT_FOUND =			0x23,
179 	MFI_STAT_NOT_IN_ENCL =			0x24,
180 	MFI_STAT_PD_CLEAR_IN_PROGRESS =		0x25,
181 	MFI_STAT_PD_TYPE_WRONG =		0x26,
182 	MFI_STAT_PR_DISABLED =			0x27,
183 	MFI_STAT_ROW_INDEX_INVALID =		0x28,
184 	MFI_STAT_SAS_CONFIG_INVALID_ACTION =	0x29,
185 	MFI_STAT_SAS_CONFIG_INVALID_DATA =	0x2a,
186 	MFI_STAT_SAS_CONFIG_INVALID_PAGE =	0x2b,
187 	MFI_STAT_SAS_CONFIG_INVALID_TYPE =	0x2c,
188 	MFI_STAT_SCSI_DONE_WITH_ERROR =		0x2d,
189 	MFI_STAT_SCSI_IO_FAILED =		0x2e,
190 	MFI_STAT_SCSI_RESERVATION_CONFLICT =	0x2f,
191 	MFI_STAT_SHUTDOWN_FAILED =		0x30,
192 	MFI_STAT_TIME_NOT_SET =			0x31,
193 	MFI_STAT_WRONG_STATE =			0x32,
194 	MFI_STAT_LD_OFFLINE =			0x33,
195 	MFI_STAT_PEER_NOTIFICATION_REJECTED =	0x34,
196 	MFI_STAT_PEER_NOTIFICATION_FAILED =	0x35,
197 	MFI_STAT_RESERVATION_IN_PROGRESS =	0x36,
198 	MFI_STAT_I2C_ERRORS_DETECTED =		0x37,
199 	MFI_STAT_PCI_ERRORS_DETECTED =		0x38,
200 	MFI_STAT_INVALID_STATUS =		0xff
201 } mfi_status_t;
202 
203 typedef enum {
204 	MFI_EVT_CLASS_DEBUG =			-2,
205 	MFI_EVT_CLASS_PROGRESS =		-1,
206 	MFI_EVT_CLASS_INFO =			0,
207 	MFI_EVT_CLASS_WARNING =			1,
208 	MFI_EVT_CLASS_CRITICAL =		2,
209 	MFI_EVT_CLASS_FATAL =			3,
210 	MFI_EVT_CLASS_DEAD =			4
211 } mfi_evt_class_t;
212 
213 typedef enum {
214 	MFI_EVT_LOCALE_LD =			0x0001,
215 	MFI_EVT_LOCALE_PD =			0x0002,
216 	MFI_EVT_LOCALE_ENCL =			0x0004,
217 	MFI_EVT_LOCALE_BBU =			0x0008,
218 	MFI_EVT_LOCALE_SAS =			0x0010,
219 	MFI_EVT_LOCALE_CTRL =			0x0020,
220 	MFI_EVT_LOCALE_CONFIG =			0x0040,
221 	MFI_EVT_LOCALE_CLUSTER =		0x0080,
222 	MFI_EVT_LOCALE_ALL =			0xffff
223 } mfi_evt_locale_t;
224 
225 typedef enum {
226 	MR_EVT_ARGS_NONE =			0x00,
227 	MR_EVT_ARGS_CDB_SENSE,
228 	MR_EVT_ARGS_LD,
229 	MR_EVT_ARGS_LD_COUNT,
230 	MR_EVT_ARGS_LD_LBA,
231 	MR_EVT_ARGS_LD_OWNER,
232 	MR_EVT_ARGS_LD_LBA_PD_LBA,
233 	MR_EVT_ARGS_LD_PROG,
234 	MR_EVT_ARGS_LD_STATE,
235 	MR_EVT_ARGS_LD_STRIP,
236 	MR_EVT_ARGS_PD,
237 	MR_EVT_ARGS_PD_ERR,
238 	MR_EVT_ARGS_PD_LBA,
239 	MR_EVT_ARGS_PD_LBA_LD,
240 	MR_EVT_ARGS_PD_PROG,
241 	MR_EVT_ARGS_PD_STATE,
242 	MR_EVT_ARGS_PCI,
243 	MR_EVT_ARGS_RATE,
244 	MR_EVT_ARGS_STR,
245 	MR_EVT_ARGS_TIME,
246 	MR_EVT_ARGS_ECC
247 } mfi_evt_args;
248 
249 /* driver definitions */
250 #define MFI_MAX_PD_CHANNELS			2
251 #define MFI_MAX_PD_ARRAY			32
252 #define MFI_MAX_LD_CHANNELS			2
253 #define MFI_MAX_CHANNELS	(MFI_MAX_PD_CHANNELS + MFI_MAX_LD_CHANNELS)
254 #define MFI_MAX_CHANNEL_DEVS			128
255 #define MFI_DEFAULT_ID				-1
256 #define MFI_MAX_LUN				8
257 #define MFI_MAX_LD				64
258 #define MFI_MAX_SPAN				8
259 #define MFI_MAX_ARRAY_DEDICATED			16
260 #define MFI_MAX_PD				256
261 
262 /* sense buffer */
263 struct mfi_sense {
264 	uint8_t			mse_data[MFI_SENSE_SIZE];
265 } __packed;
266 
267 /* scatter gather elements */
268 struct mfi_sg32 {
269 	uint32_t		addr;
270 	uint32_t		len;
271 } __packed;
272 
273 struct mfi_sg64 {
274 	uint64_t		addr;
275 	uint32_t		len;
276 } __packed;
277 
278 union mfi_sgl {
279 	struct mfi_sg32		sg32[1];
280 	struct mfi_sg64		sg64[1];
281 } __packed;
282 
283 /* message frame */
284 struct mfi_frame_header {
285 	uint8_t			mfh_cmd;
286 	uint8_t			mfh_sense_len;
287 	uint8_t			mfh_cmd_status;
288 	uint8_t			mfh_scsi_status;
289 	uint8_t			mfh_target_id;
290 	uint8_t			mfh_lun_id;
291 	uint8_t			mfh_cdb_len;
292 	uint8_t			mfh_sg_count;
293 	uint32_t		mfh_context;
294 	uint32_t		mfh_pad0;
295 	uint16_t		mfh_flags;
296 	uint16_t		mfh_timeout;
297 	uint32_t		mfh_data_len;
298 } __packed;
299 
300 union mfi_sgl_frame {
301 	struct mfi_sg32		sge32[8];
302 	struct mfi_sg64		sge64[5];
303 
304 } __packed;
305 
306 struct mfi_init_frame {
307 	struct mfi_frame_header	mif_header;
308 	uint64_t		mif_qinfo_new_addr;
309 	uint64_t		mif_qinfo_old_addr;
310 	uint32_t		mif_reserved[6];
311 } __packed;
312 
313 /* queue init structure */
314 struct mfi_init_qinfo {
315 	uint32_t		miq_flags;
316 	uint32_t		miq_rq_entries;
317 	uint64_t		miq_rq_addr;
318 	uint64_t		miq_pi_addr;
319 	uint64_t		miq_ci_addr;
320 } __packed;
321 
322 #define MFI_IO_FRAME_SIZE	40
323 struct mfi_io_frame {
324 	struct mfi_frame_header	mif_header;
325 	uint64_t		mif_sense_addr;
326 	uint64_t		mif_lba;
327 	union mfi_sgl		mif_sgl;
328 } __packed;
329 
330 #define MFI_PASS_FRAME_SIZE	48
331 struct mfi_pass_frame {
332 	struct mfi_frame_header mpf_header;
333 	uint64_t		mpf_sense_addr;
334 	uint8_t			mpf_cdb[16];
335 	union mfi_sgl		mpf_sgl;
336 } __packed;
337 
338 #define MFI_DCMD_FRAME_SIZE	40
339 struct mfi_dcmd_frame {
340 	struct mfi_frame_header mdf_header;
341 	uint32_t		mdf_opcode;
342 	uint8_t			mdf_mbox[MFI_MBOX_SIZE];
343 	union mfi_sgl		mdf_sgl;
344 } __packed;
345 
346 struct mfi_abort_frame {
347 	struct mfi_frame_header maf_header;
348 	uint32_t		maf_abort_context;
349 	uint32_t		maf_pad;
350 	uint64_t		maf_abort_mfi_addr;
351 	uint32_t		maf_reserved[6];
352 } __packed;
353 
354 struct mfi_smp_frame {
355 	struct mfi_frame_header msf_header;
356 	uint64_t		msf_sas_addr;
357 	union {
358 		struct mfi_sg32 sg32[2];
359 		struct mfi_sg64 sg64[2];
360 	}			msf_sgl;
361 } __packed;
362 
363 struct mfi_stp_frame {
364 	struct mfi_frame_header msf_header;
365 	uint16_t		msf_fis[10];
366 	uint32_t		msf_stp_flags;
367 	union {
368 		struct mfi_sg32 sg32[2];
369 		struct mfi_sg64 sg64[2];
370 	} 			msf_sgl;
371 } __packed;
372 
373 union mfi_frame {
374 	struct mfi_frame_header mfr_header;
375 	struct mfi_init_frame	mfr_init;
376 	struct mfi_io_frame	mfr_io;
377 	struct mfi_pass_frame	mfr_pass;
378 	struct mfi_dcmd_frame	mfr_dcmd;
379 	struct mfi_abort_frame	mfr_abort;
380 	struct mfi_smp_frame	mfr_smp;
381 	struct mfi_stp_frame	mfr_stp;
382 	uint8_t			mfr_bytes[MFI_FRAME_SIZE];
383 };
384 
385 union mfi_evt_class_locale {
386 	struct {
387 		uint16_t	locale;
388 		uint8_t		reserved;
389 		int8_t		class;
390 	} __packed		mec_members;
391 
392 	uint32_t		mec_word;
393 } __packed;
394 
395 struct mfi_evt_log_info {
396 	uint32_t		mel_newest_seq_num;
397 	uint32_t		mel_oldest_seq_num;
398 	uint32_t		mel_clear_seq_num;
399 	uint32_t		mel_shutdown_seq_num;
400 	uint32_t		mel_boot_seq_num;
401 } __packed;
402 
403 struct mfi_progress {
404 	uint16_t		mp_progress;
405 	uint16_t		mp_elapsed_seconds;
406 } __packed;
407 
408 struct mfi_evtarg_ld {
409 	uint16_t		mel_target_id;
410 	uint8_t			mel_ld_index;
411 	uint8_t			mel_reserved;
412 } __packed;
413 
414 struct mfi_evtarg_pd {
415 	uint16_t		mep_device_id;
416 	uint8_t			mep_encl_index;
417 	uint8_t			mep_slot_number;
418 } __packed;
419 
420 struct mfi_evt_detail {
421 	uint32_t				med_seq_num;
422 	uint32_t				med_time_stamp;
423 	uint32_t				med_code;
424 	union mfi_evt_class_locale		med_cl;
425 	uint8_t					med_arg_type;
426 	uint8_t					med_reserved1[15];
427 
428 	union {
429 		struct {
430 			struct mfi_evtarg_pd	pd;
431 			uint8_t			cdb_length;
432 			uint8_t			sense_length;
433 			uint8_t			reserved[2];
434 			uint8_t			cdb[16];
435 			uint8_t			sense[64];
436 		} __packed			cdb_sense;
437 
438 		struct mfi_evtarg_ld		ld;
439 
440 		struct {
441 			struct mfi_evtarg_ld	ld;
442 			uint64_t		count;
443 		} __packed			ld_count;
444 
445 		struct {
446 			uint64_t		lba;
447 			struct mfi_evtarg_ld	ld;
448 		} __packed			ld_lba;
449 
450 		struct {
451 			struct mfi_evtarg_ld	ld;
452 			uint32_t		prev_owner;
453 			uint32_t		new_owner;
454 		} __packed			ld_owner;
455 
456 		struct {
457 			uint64_t		ld_lba;
458 			uint64_t		pd_lba;
459 			struct mfi_evtarg_ld	ld;
460 			struct mfi_evtarg_pd	pd;
461 		} __packed			ld_lba_pd_lba;
462 
463 		struct {
464 			struct mfi_evtarg_ld	ld;
465 			struct mfi_progress	prog;
466 		} __packed			ld_prog;
467 
468 		struct {
469 			struct mfi_evtarg_ld	ld;
470 			uint32_t		prev_state;
471 			uint32_t		new_state;
472 		} __packed			ld_state;
473 
474 		struct {
475 			uint64_t		strip;
476 			struct mfi_evtarg_ld	ld;
477 		} __packed			ld_strip;
478 
479 		struct mfi_evtarg_pd		pd;
480 
481 		struct {
482 			struct mfi_evtarg_pd	pd;
483 			uint32_t		err;
484 		} __packed			pd_err;
485 
486 		struct {
487 			uint64_t		lba;
488 			struct mfi_evtarg_pd	pd;
489 		} __packed			pd_lba;
490 
491 		struct {
492 			uint64_t		lba;
493 			struct mfi_evtarg_pd	pd;
494 			struct mfi_evtarg_ld	ld;
495 		} __packed			pd_lba_ld;
496 
497 		struct {
498 			struct mfi_evtarg_pd	pd;
499 			struct mfi_progress	prog;
500 		} __packed			pd_prog;
501 
502 		struct {
503 			struct mfi_evtarg_pd	pd;
504 			uint32_t		prev_state;
505 			uint32_t		new_state;
506 		} __packed			pd_state;
507 
508 		struct {
509 			uint16_t		vendor_id;
510 			uint16_t		device_id;
511 			uint16_t		subvendor_id;
512 			uint16_t		subdevice_id;
513 		} __packed			pci;
514 
515 		uint32_t			rate;
516 		char				str[96];
517 
518 		struct {
519 			uint32_t		rtc;
520 			uint32_t		elapsed_seconds;
521 		} __packed			time;
522 
523 		struct {
524 			uint32_t		ecar;
525 			uint32_t		elog;
526 			char			str[64];
527 		} __packed			ecc;
528 
529 		uint8_t				b[96];
530 		uint16_t			s[48];
531 		uint32_t			w[24];
532 		uint64_t			d[12];
533 	}					args;
534 
535 	char					med_description[128];
536 } __packed;
537 
538 /* controller properties from mfi_ctrl_info */
539 struct mfi_ctrl_props {
540 	uint16_t		mcp_seq_num;
541 	uint16_t		mcp_pred_fail_poll_interval;
542 	uint16_t		mcp_intr_throttle_cnt;
543 	uint16_t		mcp_intr_throttle_timeout;
544 	uint8_t			mcp_rebuild_rate;
545 	uint8_t			mcp_patrol_read_rate;
546 	uint8_t			mcp_bgi_rate;
547 	uint8_t			mcp_cc_rate;
548 	uint8_t			mcp_recon_rate;
549 	uint8_t			mcp_cache_flush_interval;
550 	uint8_t			mcp_spinup_drv_cnt;
551 	uint8_t			mcp_spinup_delay;
552 	uint8_t			mcp_cluster_enable;
553 	uint8_t			mcp_coercion_mode;
554 	uint8_t			mcp_alarm_enable;
555 	uint8_t			mcp_disable_auto_rebuild;
556 	uint8_t			mcp_disable_battery_warn;
557 	uint8_t			mcp_ecc_bucket_size;
558 	uint16_t		mcp_ecc_bucket_leak_rate;
559 	uint8_t			mcp_restore_hotspare_on_insertion;
560 	uint8_t			mcp_expose_encl_devices;
561 	uint8_t			mcp_reserved[38];
562 } __packed;
563 
564 /* pci info */
565 struct mfi_info_pci {
566 	uint16_t		mip_vendor;
567 	uint16_t		mip_device;
568 	uint16_t		mip_subvendor;
569 	uint16_t		mip_subdevice;
570 	uint8_t			mip_reserved[24];
571 } __packed;
572 
573 /* host interface infor */
574 struct mfi_info_host {
575 	uint8_t			mih_type;
576 #define MFI_INFO_HOST_PCIX	0x01
577 #define MFI_INFO_HOST_PCIE	0x02
578 #define MFI_INFO_HOST_ISCSI	0x04
579 #define MFI_INFO_HOST_SAS3G	0x08
580 	uint8_t			mih_reserved[6];
581 	uint8_t			mih_port_count;
582 	uint64_t		mih_port_addr[8];
583 } __packed;
584 
585 /* device interface info */
586 struct mfi_info_device {
587 	uint8_t			mid_type;
588 #define MFI_INFO_DEV_SPI	0x01
589 #define MFI_INFO_DEV_SAS3G	0x02
590 #define MFI_INFO_DEV_SATA1	0x04
591 #define MFI_INFO_DEV_SATA3G	0x08
592 	uint8_t			mid_reserved[6];
593 	uint8_t			mid_port_count;
594 	uint64_t		mid_port_addr[8];
595 } __packed;
596 
597 /* firmware component info */
598 struct mfi_info_component {
599 	char			mic_name[8];
600 	char			mic_version[32];
601 	char			mic_build_date[16];
602 	char			mic_build_time[16];
603 } __packed;
604 
605 /* controller info from MFI_DCMD_CTRL_GETINFO. */
606 struct mfi_ctrl_info {
607 	struct mfi_info_pci	mci_pci;
608 	struct mfi_info_host	mci_host;
609 	struct mfi_info_device	mci_device;
610 
611 	/* Firmware components that are present and active. */
612 	uint32_t		mci_image_check_word;
613 	uint32_t		mci_image_component_count;
614 	struct mfi_info_component mci_image_component[8];
615 
616 	/* Firmware components that have been flashed but are inactive */
617 	uint32_t		mci_pending_image_component_count;
618 	struct mfi_info_component mci_pending_image_component[8];
619 
620 	uint8_t			mci_max_arms;
621 	uint8_t			mci_max_spans;
622 	uint8_t			mci_max_arrays;
623 	uint8_t			mci_max_lds;
624 	char			mci_product_name[80];
625 	char			mci_serial_number[32];
626 	uint32_t		mci_hw_present;
627 #define MFI_INFO_HW_BBU			0x01
628 #define MFI_INFO_HW_ALARM		0x02
629 #define MFI_INFO_HW_NVRAM		0x04
630 #define MFI_INFO_HW_UART		0x08
631 #define MFI_INFO_HW_FMT		"\020" "\001BBU" "\002ALARM" "\003NVRAM" \
632 				    "\004UART"
633 
634 	uint32_t		mci_current_fw_time;
635 	uint16_t		mci_max_cmds;
636 	uint16_t		mci_max_sg_elements;
637 	uint32_t		mci_max_request_size;
638 	uint16_t		mci_lds_present;
639 	uint16_t		mci_lds_degraded;
640 	uint16_t		mci_lds_offline;
641 	uint16_t		mci_pd_present;
642 	uint16_t		mci_pd_disks_present;
643 	uint16_t		mci_pd_disks_pred_failure;
644 	uint16_t		mci_pd_disks_failed;
645 	uint16_t		mci_nvram_size;
646 	uint16_t		mci_memory_size;
647 	uint16_t		mci_flash_size;
648 	uint16_t		mci_ram_correctable_errors;
649 	uint16_t		mci_ram_uncorrectable_errors;
650 	uint8_t			mci_cluster_allowed;
651 	uint8_t			mci_cluster_active;
652 	uint16_t		mci_max_strips_per_io;
653 
654 	uint32_t		mci_raid_levels;
655 #define MFI_INFO_RAID_0		0x01
656 #define MFI_INFO_RAID_1		0x02
657 #define MFI_INFO_RAID_5		0x04
658 #define MFI_INFO_RAID_1E	0x08
659 #define MFI_INFO_RAID_6		0x10
660 
661 	uint32_t		mci_adapter_ops;
662 #define MFI_INFO_AOPS_RBLD_RATE		0x0001
663 #define MFI_INFO_AOPS_CC_RATE		0x0002
664 #define MFI_INFO_AOPS_BGI_RATE		0x0004
665 #define MFI_INFO_AOPS_RECON_RATE	0x0008
666 #define MFI_INFO_AOPS_PATROL_RATE	0x0010
667 #define MFI_INFO_AOPS_ALARM_CONTROL	0x0020
668 #define MFI_INFO_AOPS_CLUSTER_SUPPORTED	0x0040
669 #define MFI_INFO_AOPS_BBU		0x0080
670 #define MFI_INFO_AOPS_SPANNING_ALLOWED	0x0100
671 #define MFI_INFO_AOPS_DEDICATED_SPARES	0x0200
672 #define MFI_INFO_AOPS_REVERTIBLE_SPARES	0x0400
673 #define MFI_INFO_AOPS_FOREIGN_IMPORT	0x0800
674 #define MFI_INFO_AOPS_SELF_DIAGNOSTIC	0x1000
675 #define MFI_INFO_AOPS_MIXED_ARRAY	0x2000
676 #define MFI_INFO_AOPS_GLOBAL_SPARES	0x4000
677 #define MFI_INFO_AOPS_FMT	"\020" "\001RBLD_RATE" "\002CC_RATE" \
678 				    "\003BGI_RATE" "\004RECON_RATE" \
679 				    "\005PATROL_RATE" "\006ALARM_CONTROL" \
680 				    "\007CLUSTER_SUPPORT" "\010BBU" \
681 				    "\011SPANNING_ALLOWED" \
682 				    "\012DEDICATED_SPARES" \
683 				    "\013REVERTIBLE_SPARES" \
684 				    "\014FOREIGN_IMPORT" "\015SELF_DIAGNOSTIC" \
685 				    "\016MIXED_ARRAY" "\017GLOBAL_SPARES"
686 
687 	uint32_t		mci_ld_ops;
688 #define MFI_INFO_LDOPS_READ_POLICY	0x01
689 #define MFI_INFO_LDOPS_WRITE_POLICY	0x02
690 #define MFI_INFO_LDOPS_IO_POLICY	0x04
691 #define MFI_INFO_LDOPS_ACCESS_POLICY	0x08
692 #define MFI_INFO_LDOPS_DISK_CACHE_POLICY 0x10
693 
694 	struct {
695 		uint8_t		min;
696 		uint8_t		max;
697 		uint8_t		reserved[2];
698 	} __packed		mci_stripe_sz_ops;
699 
700 	uint32_t		mci_pd_ops;
701 #define MFI_INFO_PDOPS_FORCE_ONLINE	0x01
702 #define MFI_INFO_PDOPS_FORCE_OFFLINE	0x02
703 #define MFI_INFO_PDOPS_FORCE_REBUILD	0x04
704 
705 	uint32_t		mci_pd_mix_support;
706 #define MFI_INFO_PDMIX_SAS		0x01
707 #define MFI_INFO_PDMIX_SATA		0x02
708 #define MFI_INFO_PDMIX_ENCL		0x04
709 #define MFI_INFO_PDMIX_LD		0x08
710 #define MFI_INFO_PDMIX_SATA_CLUSTER	0x10
711 
712 	uint8_t			mci_ecc_bucket_count;
713 	uint8_t			mci_reserved2[11];
714 	struct mfi_ctrl_props	mci_properties;
715 	char			mci_package_version[0x60];
716 	uint8_t			mci_pad[0x800 - 0x6a0];
717 } __packed;
718 
719 /* logical disk info from MR_DCMD_LD_GET_LIST */
720 struct mfi_ld {
721 	uint8_t			mld_target;
722 	uint8_t			mld_res;
723 	uint16_t		mld_seq;
724 } __packed;
725 
726 struct mfi_ld_list {
727 	uint32_t		mll_no_ld;
728 	uint32_t		mll_res;
729 	struct {
730 		struct mfi_ld	mll_ld;
731 		uint8_t		mll_state;
732 #define MFI_LD_OFFLINE			0x00
733 #define MFI_LD_PART_DEGRADED		0x01
734 #define MFI_LD_DEGRADED			0x02
735 #define MFI_LD_ONLINE			0x03
736 		uint8_t		mll_res2;
737 		uint8_t		mll_res3;
738 		uint8_t		mll_res4;
739 		u_quad_t	mll_size;
740 	} mll_list[MFI_MAX_LD];
741 } __packed;
742 
743 /* logicl disk details from MR_DCMD_LD_GET_INFO */
744 struct mfi_ld_prop {
745 	struct mfi_ld		mlp_ld;
746 	char			mlp_name[16];
747 	uint8_t			mlp_cache_policy;
748 	uint8_t			mlp_acces_policy;
749 	uint8_t			mlp_diskcache_policy;
750 	uint8_t			mlp_cur_cache_policy;
751 	uint8_t			mlp_disable_bgi;
752 	uint8_t			mlp_res[7];
753 } __packed;
754 
755 struct mfi_ld_parm {
756 	uint8_t			mpa_pri_raid;	/* SNIA DDF PRL */
757 #define MFI_DDF_PRL_RAID0	0x00
758 #define MFI_DDF_PRL_RAID1	0x01
759 #define MFI_DDF_PRL_RAID3	0x03
760 #define MFI_DDF_PRL_RAID4	0x04
761 #define MFI_DDF_PRL_RAID5	0x05
762 #define MFI_DDF_PRL_RAID1E	0x11
763 #define MFI_DDF_PRL_JBOD	0x0f
764 #define MFI_DDF_PRL_CONCAT	0x1f
765 #define MFI_DDF_PRL_RAID5E	0x15
766 #define MFI_DDF_PRL_RAID5EE	0x25
767 #define MFI_DDF_PRL_RAID6	0x16
768 	uint8_t			mpa_raid_qual;	/* SNIA DDF RLQ */
769 	uint8_t			mpa_sec_raid;	/* SNIA DDF SRL */
770 #define MFI_DDF_SRL_STRIPED	0x00
771 #define MFI_DDF_SRL_MIRRORED	0x01
772 #define MFI_DDF_SRL_CONCAT	0x02
773 #define MFI_DDF_SRL_SPANNED	0x03
774 	uint8_t			mpa_stripe_size;
775 	uint8_t			mpa_no_drv_per_span;
776 	uint8_t			mpa_span_depth;
777 	uint8_t			mpa_state;
778 	uint8_t			mpa_init_state;
779 	uint8_t			mpa_res[24];
780 } __packed;
781 
782 struct mfi_ld_span {
783 	u_quad_t		mls_start_block;
784 	u_quad_t		mls_no_blocks;
785 	uint16_t		mls_index;
786 	uint8_t			mls_res[6];
787 } __packed;
788 
789 struct mfi_ld_cfg {
790 	struct mfi_ld_prop	mlc_prop;
791 	struct mfi_ld_parm	mlc_parm;
792 	struct mfi_ld_span	mlc_span[MFI_MAX_SPAN];
793 } __packed;
794 
795 struct mfi_ld_progress {
796 	uint32_t		mlp_in_prog;
797 #define MFI_LD_PROG_CC		0x01
798 #define MFI_LD_PROG_BGI		0x02
799 #define MFI_LD_PROG_FGI		0x04
800 #define MFI_LD_PROG_RECONSTRUCT	0x08
801 	struct mfi_progress	mlp_cc;
802 	struct mfi_progress	mlp_bgi;
803 	struct mfi_progress	mlp_fgi;
804 	struct mfi_progress	mlp_reconstruct;
805 	struct mfi_progress	mlp_res[4];
806 } __packed;
807 
808 struct mfi_ld_details {
809 	struct mfi_ld_cfg	mld_cfg;
810 	u_quad_t		mld_size;
811 	struct mfi_ld_progress	mld_progress;
812 	uint16_t		mld_clust_own_id;
813 	uint8_t			mld_res1;
814 	uint8_t			mld_res2;
815 	uint8_t			mld_inq_page83[64];
816 	uint8_t			mld_res[16];
817 } __packed;
818 
819 /* physical disk info from MR_DCMD_PD_GET_LIST */
820 struct mfi_pd_address {
821 	uint16_t		mpa_pd_id;
822 	uint16_t		mpa_enc_id;
823 	uint8_t			mpa_enc_index;
824 	uint8_t			mpa_enc_slot;
825 	uint8_t			mpa_scsi_type;
826 	uint8_t			mpa_port;
827 	u_quad_t		mpa_sas_address[2];
828 } __packed;
829 
830 struct mfi_pd_list {
831 	uint32_t		mpl_size;
832 	uint32_t		mpl_no_pd;
833 	struct mfi_pd_address	mpl_address[MFI_MAX_PD];
834 } __packed;
835 
836 struct mfi_pd {
837 	uint16_t		mfp_id;
838 	uint16_t		mfp_seq;
839 } __packed;
840 
841 struct mfi_pd_progress {
842 	uint32_t		mfp_in_prog;
843 #define MFI_PD_PROG_RBLD	0x01
844 #define MFI_PD_PROG_PR		0x02
845 #define MFI_PD_PROG_CLEAR	0x04
846 	struct mfi_progress	mfp_rebuild;
847 	struct mfi_progress	mfp_patrol_read;
848 	struct mfi_progress	mfp_clear;
849 	struct mfi_progress	mfp_res[4];
850 } __packed;
851 
852 struct mfi_pd_details {
853 	struct mfi_pd		mpd_pd;
854 	uint8_t			mpd_inq_data[96];
855 	uint8_t			mpd_inq_page83[64];
856 	uint8_t			mpd_no_support;
857 	uint8_t			mpd_scsi_type;
858 	uint8_t			mpd_port;
859 	uint8_t			mpd_speed;
860 	uint32_t		mpd_mediaerr_cnt;
861 	uint32_t		mpd_othererr_cnt;
862 	uint32_t		mpd_predfail_cnt;
863 	uint32_t		mpd_last_pred_event;
864 	uint16_t		mpd_fw_state;
865 	uint8_t			mpd_rdy_for_remove;
866 	uint8_t			mpd_link_speed;
867 	uint32_t		mpd_ddf_state;
868 #define MFI_DDF_GUID_FORCED	0x01
869 #define MFI_DDF_PART_OF_VD	0x02
870 #define MFI_DDF_GLOB_HOTSPARE	0x04
871 #define MFI_DDF_HOTSPARE	0x08
872 #define MFI_DDF_FOREIGN		0x10
873 #define MFI_DDF_TYPE_MASK	0xf000
874 #define MFI_DDF_TYPE_UNKNOWN	0x0000
875 #define MFI_DDF_TYPE_PAR_SCSI	0x1000
876 #define MFI_DDF_TYPE_SAS	0x2000
877 #define MFI_DDF_TYPE_SATA	0x3000
878 #define MFI_DDF_TYPE_FC		0x4000
879 	struct {
880 		uint8_t		mpp_cnt;
881 		uint8_t		mpp_severed;
882 		uint8_t		mpp_connector_idx[2];
883 		uint8_t		mpp_res[4];
884 		u_quad_t	mpp_sas_addr[2];
885 		uint8_t		mpp_res2[16];
886 	} __packed mpd_path;
887 	u_quad_t		mpd_size;
888 	u_quad_t		mpd_no_coerce_size;
889 	u_quad_t		mpd_coerce_size;
890 	uint16_t		mpd_enc_id;
891 	uint8_t			mpd_enc_idx;
892 	uint8_t			mpd_enc_slot;
893 	struct mfi_pd_progress	mpd_progress;
894 	uint8_t			mpd_bblock_full;
895 	uint8_t			mpd_unusable;
896 	uint8_t			mpd_inq_page83_ext[64];
897 	uint8_t			mpd_power_state; /* XXX */
898 	uint8_t			mpd_enc_pos;
899 	uint32_t		mpd_allowed_ops;
900 #define MFI_PD_A_ONLINE			(1<<0)
901 #define MFI_PD_A_OFFLINE		(1<<1)
902 #define MFI_PD_A_FAILED			(1<<2)
903 #define MFI_PD_A_BAD			(1<<3)
904 #define MFI_PD_A_UNCONFIG		(1<<4)
905 #define MFI_PD_A_HOTSPARE		(1<<5)
906 #define MFI_PD_A_REMOVEHOTSPARE		(1<<6)
907 #define MFI_PD_A_REPLACEMISSING		(1<<7)
908 #define MFI_PD_A_MARKMISSING		(1<<8)
909 #define MFI_PD_A_STARTREBUILD		(1<<9)
910 #define MFI_PD_A_STOPREBUILD		(1<<10)
911 #define MFI_PD_A_BLINK			(1<<11)
912 #define MFI_PD_A_CLEAR			(1<<12)
913 #define MFI_PD_A_FOREIGNIMPORNOTALLOWED	(1<<13)
914 #define MFI_PD_A_STARTCOPYBACK		(1<<14)
915 #define MFI_PD_A_STOPCOPYBACK		(1<<15)
916 #define MFI_PD_A_FWDOWNLOADDNOTALLOWED	(1<<16)
917 #define MFI_PD_A_REPROVISION		(1<<17)
918 	uint16_t		mpd_copyback_partner_id;
919 	uint16_t		mpd_enc_partner_devid;
920 	uint16_t		mpd_security;
921 #define MFI_PD_FDE_CAPABLE		(1<<0)
922 #define MFI_PD_FDE_ENABLED		(1<<1)
923 #define MFI_PD_FDE_SECURED		(1<<2)
924 #define MFI_PD_FDE_LOCKED		(1<<3)
925 #define MFI_PD_FDE_FOREIGNLOCK		(1<<4)
926 	uint8_t			mpd_media;
927 	uint8_t			mpd_res[141]; /* size is 512 */
928 } __packed;
929 
930 struct mfi_pd_allowedops_list {
931 	uint32_t		mpo_no_entries;
932 	uint32_t		mpo_res;
933 	uint32_t		mpo_allowedops_list[MFI_MAX_PD];
934 } __packed;
935 
936 /* array configuration from MR_DCMD_CONF_GET */
937 struct mfi_array {
938 	u_quad_t		mar_smallest_pd;
939 	uint8_t			mar_no_disk;
940 	uint8_t			mar_res1;
941 	uint16_t		mar_array_ref;
942 	uint8_t			mar_res2[20];
943 	struct {
944 		struct mfi_pd	mar_pd;
945 		uint16_t	mar_pd_state;
946 #define MFI_PD_UNCONFIG_GOOD	0x00
947 #define MFI_PD_UNCONFIG_BAD	0x01
948 #define MFI_PD_HOTSPARE		0x02
949 #define MFI_PD_OFFLINE		0x10
950 #define MFI_PD_FAILED		0x11
951 #define MFI_PD_REBUILD		0x14
952 #define MFI_PD_ONLINE		0x18
953 #define MFI_PD_COPYBACK		0x20
954 #define MFI_PD_SYSTEM		0x40
955 		uint8_t		mar_enc_pd;
956 		uint8_t		mar_enc_slot;
957 	} pd[MFI_MAX_PD_ARRAY];
958 } __packed;
959 
960 struct mfi_hotspare {
961 	struct mfi_pd	mhs_pd;
962 	uint8_t		mhs_type;
963 #define MFI_PD_HS_DEDICATED	0x01
964 #define MFI_PD_HS_REVERTIBLE	0x02
965 #define MFI_PD_HS_ENC_AFFINITY	0x04
966 	uint8_t		mhs_res[2];
967 	uint8_t		mhs_array_max;
968 	uint16_t	mhs_array_ref[MFI_MAX_ARRAY_DEDICATED];
969 } __packed;
970 
971 struct mfi_conf {
972 	uint32_t		mfc_size;
973 	uint16_t		mfc_no_array;
974 	uint16_t		mfc_array_size;
975 	uint16_t		mfc_no_ld;
976 	uint16_t		mfc_ld_size;
977 	uint16_t		mfc_no_hs;
978 	uint16_t		mfc_hs_size;
979 	uint8_t			mfc_res[16];
980 	/*
981 	 * XXX this is a ridiculous hack and does not reflect reality
982 	 * Structures are actually indexed and therefore need pointer
983 	 * math to reach.  We need the size of this structure first so
984 	 * call it with the size of this structure and then use the returned
985 	 * values to allocate memory and do the transfer of the whole structure
986 	 * then calculate pointers to each of these structures.
987 	 */
988 	struct mfi_array	mfc_array[1];
989 	struct mfi_ld_cfg	mfc_ld[1];
990 	struct mfi_hotspare	mfc_hs[1];
991 } __packed;
992 
993 struct mfi_bbu_capacity_info {
994 	uint16_t		relative_charge;
995 	uint16_t		absolute_charge;
996 	uint16_t		remaining_capacity;
997 	uint16_t		full_charge_capacity;
998 	uint16_t		run_time_to_empty;
999 	uint16_t		average_time_to_empty;
1000 	uint16_t		average_time_to_full;
1001 	uint16_t		cycle_count;
1002 	uint16_t		max_error;
1003 	uint16_t		remaining_capacity_alarm;
1004 	uint16_t		remaining_time_alarm;
1005 	uint8_t			reserved[26];
1006 } __packed;
1007 
1008 struct mfi_bbu_design_info {
1009 	uint32_t		mfg_date;
1010 	uint16_t		design_capacity;
1011 	uint16_t		design_voltage;
1012 	uint16_t		spec_info;
1013 	uint16_t		serial_number;
1014 	uint16_t		pack_stat_config;
1015 	uint8_t			mfg_name[12];
1016 	uint8_t			device_name[8];
1017 	uint8_t			device_chemistry[8];
1018 	uint8_t			mfg_data[8];
1019 	uint8_t			reserved[17];
1020 } __packed;
1021 
1022 struct mfi_ibbu_state {
1023 	uint16_t		gas_guage_status;
1024 	uint16_t		relative_charge;
1025 	uint16_t		charger_system_state;
1026 	uint16_t		charger_system_ctrl;
1027 	uint16_t		charging_current;
1028 	uint16_t		absolute_charge;
1029 	uint16_t		max_error;
1030 	uint8_t			reserved[18];
1031 } __packed;
1032 
1033 struct mfi_bbu_state {
1034 	uint16_t		gas_guage_status;
1035 	uint16_t		relative_charge;
1036 	uint16_t		charger_status;
1037 	uint16_t		remaining_capacity;
1038 	uint16_t		full_charge_capacity;
1039 	uint8_t			is_SOH_good;
1040 	uint8_t			reserved[21];
1041 } __packed;
1042 
1043 struct mfi_bbu_properties {
1044 	uint32_t		auto_learn_period;
1045 	uint32_t		next_learn_time;
1046 	uint8_t			learn_delay_interval;
1047 	uint8_t			auto_learn_mode;
1048 	uint8_t			bbu_mode;
1049 	uint8_t			reserved[21];
1050 } __packed;
1051 
1052 union mfi_bbu_status_detail {
1053 	struct mfi_ibbu_state	ibbu;
1054 	struct mfi_bbu_state	bbu;
1055 };
1056 
1057 struct mfi_bbu_status {
1058 	uint8_t			battery_type;
1059 #define MFI_BBU_TYPE_NONE		0
1060 #define MFI_BBU_TYPE_IBBU		1
1061 #define MFI_BBU_TYPE_BBU		2
1062 	uint8_t			reserved;
1063 	uint16_t		voltage;
1064 	int16_t			current;
1065 	uint16_t		temperature;
1066 	uint32_t		fw_status;
1067 #define MFI_BBU_STATE_PACK_MISSING	(1 << 0)
1068 #define MFI_BBU_STATE_VOLTAGE_LOW	(1 << 1)
1069 #define MFI_BBU_STATE_TEMPERATURE_HIGH	(1 << 2)
1070 #define MFI_BBU_STATE_CHARGE_ACTIVE	(1 << 3)
1071 #define MFI_BBU_STATE_DISCHARGE_ACTIVE	(1 << 4)
1072 #define MFI_BBU_STATE_LEARN_CYC_REQ	(1 << 5)
1073 #define MFI_BBU_STATE_LEARN_CYC_ACTIVE	(1 << 6)
1074 #define MFI_BBU_STATE_LEARN_CYC_FAIL	(1 << 7)
1075 #define MFI_BBU_STATE_LEARN_CYC_TIMEOUT	(1 << 8)
1076 #define MFI_BBU_STATE_I2C_ERR_DETECT	(1 << 9)
1077 #define MFI_BBU_STATE_REPLACE_PACK	(1 << 10)
1078 #define MFI_BBU_STATE_CAPACITY_LOW	(1 << 11)
1079 #define MFI_BBU_STATE_LEARN_REQUIRED	(1 << 12)
1080 #define MFI_BBU_STATE_FMT	"\020" \
1081 				    "\001PACK_MISSING" \
1082 				    "\002VOLTAGE_LOW" \
1083 				    "\003TEMP_HIGH" \
1084 				    "\004CHARGE_ACTIVE" \
1085 				    "\005DISCHARGE_ACTIVE" \
1086 				    "\006LEARN_CYC_REQ" \
1087 				    "\007LEARN_CYC_ACTIVE" \
1088 				    "\010LEARN_CYC_FAIL" \
1089 				    "\011LEARN_CYC_TIMEOUT" \
1090 				    "\012I2C_ERR_DETECT" \
1091 				    "\013REPLACE_PACK" \
1092 				    "\014CAPACITY_LOW" \
1093 				    "\015LEARN_REQUIRED"
1094 
1095 	uint8_t			pad[20];
1096 	union mfi_bbu_status_detail detail;
1097 } __packed;
1098 
1099