xref: /freebsd/sys/dev/isp/ispmbox.h (revision eb6d21b4ca6d668cf89afd99eef7baeafa712197)
1 /* $FreeBSD$ */
2 /*-
3  *  Copyright (c) 1997-2009 by Matthew Jacob
4  *  All rights reserved.
5  *
6  *  Redistribution and use in source and binary forms, with or without
7  *  modification, are permitted provided that the following conditions
8  *  are met:
9  *
10  *  1. Redistributions of source code must retain the above copyright
11  *     notice, this list of conditions and the following disclaimer.
12  *  2. Redistributions in binary form must reproduce the above copyright
13  *     notice, this list of conditions and the following disclaimer in the
14  *     documentation and/or other materials provided with the distribution.
15  *
16  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  *  SUCH DAMAGE.
27  *
28  */
29 
30 /*
31  * Mailbox and Queue Entry Definitions for for Qlogic ISP SCSI adapters.
32  */
33 #ifndef	_ISPMBOX_H
34 #define	_ISPMBOX_H
35 
36 /*
37  * Mailbox Command Opcodes
38  */
39 #define MBOX_NO_OP			0x0000
40 #define MBOX_LOAD_RAM			0x0001
41 #define MBOX_EXEC_FIRMWARE		0x0002
42 #define MBOX_DUMP_RAM			0x0003
43 #define MBOX_WRITE_RAM_WORD		0x0004
44 #define MBOX_READ_RAM_WORD		0x0005
45 #define MBOX_MAILBOX_REG_TEST		0x0006
46 #define MBOX_VERIFY_CHECKSUM		0x0007
47 #define MBOX_ABOUT_FIRMWARE		0x0008
48 #define	MBOX_LOAD_RISC_RAM_2100		0x0009
49 					/*   a */
50 #define	MBOX_LOAD_RISC_RAM		0x000b
51 					/*   c */
52 #define MBOX_WRITE_RAM_WORD_EXTENDED	0x000d
53 #define MBOX_CHECK_FIRMWARE		0x000e
54 #define	MBOX_READ_RAM_WORD_EXTENDED	0x000f
55 #define MBOX_INIT_REQ_QUEUE		0x0010
56 #define MBOX_INIT_RES_QUEUE		0x0011
57 #define MBOX_EXECUTE_IOCB		0x0012
58 #define MBOX_WAKE_UP			0x0013
59 #define MBOX_STOP_FIRMWARE		0x0014
60 #define MBOX_ABORT			0x0015
61 #define MBOX_ABORT_DEVICE		0x0016
62 #define MBOX_ABORT_TARGET		0x0017
63 #define MBOX_BUS_RESET			0x0018
64 #define MBOX_STOP_QUEUE			0x0019
65 #define MBOX_START_QUEUE		0x001a
66 #define MBOX_SINGLE_STEP_QUEUE		0x001b
67 #define MBOX_ABORT_QUEUE		0x001c
68 #define MBOX_GET_DEV_QUEUE_STATUS	0x001d
69 					/*  1e */
70 #define MBOX_GET_FIRMWARE_STATUS	0x001f
71 #define MBOX_GET_INIT_SCSI_ID		0x0020
72 #define MBOX_GET_SELECT_TIMEOUT		0x0021
73 #define MBOX_GET_RETRY_COUNT		0x0022
74 #define MBOX_GET_TAG_AGE_LIMIT		0x0023
75 #define MBOX_GET_CLOCK_RATE		0x0024
76 #define MBOX_GET_ACT_NEG_STATE		0x0025
77 #define MBOX_GET_ASYNC_DATA_SETUP_TIME	0x0026
78 #define MBOX_GET_SBUS_PARAMS		0x0027
79 #define		MBOX_GET_PCI_PARAMS	MBOX_GET_SBUS_PARAMS
80 #define MBOX_GET_TARGET_PARAMS		0x0028
81 #define MBOX_GET_DEV_QUEUE_PARAMS	0x0029
82 #define	MBOX_GET_RESET_DELAY_PARAMS	0x002a
83 					/*  2b */
84 					/*  2c */
85 					/*  2d */
86 					/*  2e */
87 					/*  2f */
88 #define MBOX_SET_INIT_SCSI_ID		0x0030
89 #define MBOX_SET_SELECT_TIMEOUT		0x0031
90 #define MBOX_SET_RETRY_COUNT		0x0032
91 #define MBOX_SET_TAG_AGE_LIMIT		0x0033
92 #define MBOX_SET_CLOCK_RATE		0x0034
93 #define MBOX_SET_ACT_NEG_STATE		0x0035
94 #define MBOX_SET_ASYNC_DATA_SETUP_TIME	0x0036
95 #define MBOX_SET_SBUS_CONTROL_PARAMS	0x0037
96 #define		MBOX_SET_PCI_PARAMETERS	0x0037
97 #define MBOX_SET_TARGET_PARAMS		0x0038
98 #define MBOX_SET_DEV_QUEUE_PARAMS	0x0039
99 #define	MBOX_SET_RESET_DELAY_PARAMS	0x003a
100 					/*  3b */
101 					/*  3c */
102 					/*  3d */
103 					/*  3e */
104 					/*  3f */
105 #define	MBOX_RETURN_BIOS_BLOCK_ADDR	0x0040
106 #define	MBOX_WRITE_FOUR_RAM_WORDS	0x0041
107 #define	MBOX_EXEC_BIOS_IOCB		0x0042
108 #define	MBOX_SET_FW_FEATURES		0x004a
109 #define	MBOX_GET_FW_FEATURES		0x004b
110 #define		FW_FEATURE_FAST_POST	0x1
111 #define		FW_FEATURE_LVD_NOTIFY	0x2
112 #define		FW_FEATURE_RIO_32BIT	0x4
113 #define		FW_FEATURE_RIO_16BIT	0x8
114 
115 #define	MBOX_INIT_REQ_QUEUE_A64		0x0052
116 #define	MBOX_INIT_RES_QUEUE_A64		0x0053
117 
118 #define	MBOX_ENABLE_TARGET_MODE		0x0055
119 #define		ENABLE_TARGET_FLAG	0x8000
120 #define		ENABLE_TQING_FLAG	0x0004
121 #define		ENABLE_MANDATORY_DISC	0x0002
122 #define	MBOX_GET_TARGET_STATUS		0x0056
123 
124 /* These are for the ISP2X00 FC cards */
125 #define	MBOX_GET_LOOP_ID		0x0020
126 /* for 24XX cards, outgoing mailbox 7 has these values for F or FL topologies */
127 #define		ISP24XX_INORDER		0x0100
128 #define		ISP24XX_NPIV_SAN	0x0400
129 #define		ISP24XX_VSAN_SAN	0x1000
130 #define		ISP24XX_FC_SP_SAN	0x2000
131 
132 #define	MBOX_GET_FIRMWARE_OPTIONS	0x0028
133 #define	MBOX_SET_FIRMWARE_OPTIONS	0x0038
134 #define	MBOX_GET_RESOURCE_COUNT		0x0042
135 #define	MBOX_REQUEST_OFFLINE_MODE	0x0043
136 #define	MBOX_ENHANCED_GET_PDB		0x0047
137 #define	MBOX_INIT_FIRMWARE_MULTI_ID	0x0048	/* 2400 only */
138 #define	MBOX_GET_VP_DATABASE		0x0049	/* 2400 only */
139 #define	MBOX_GET_VP_DATABASE_ENTRY	0x004a	/* 2400 only */
140 #define	MBOX_EXEC_COMMAND_IOCB_A64	0x0054
141 #define	MBOX_INIT_FIRMWARE		0x0060
142 #define	MBOX_GET_INIT_CONTROL_BLOCK	0x0061
143 #define	MBOX_INIT_LIP			0x0062
144 #define	MBOX_GET_FC_AL_POSITION_MAP	0x0063
145 #define	MBOX_GET_PORT_DB		0x0064
146 #define	MBOX_CLEAR_ACA			0x0065
147 #define	MBOX_TARGET_RESET		0x0066
148 #define	MBOX_CLEAR_TASK_SET		0x0067
149 #define	MBOX_ABORT_TASK_SET		0x0068
150 #define	MBOX_GET_FW_STATE		0x0069
151 #define	MBOX_GET_PORT_NAME		0x006A
152 #define	MBOX_GET_LINK_STATUS		0x006B
153 #define	MBOX_INIT_LIP_RESET		0x006C
154 #define	MBOX_SEND_SNS			0x006E
155 #define	MBOX_FABRIC_LOGIN		0x006F
156 #define	MBOX_SEND_CHANGE_REQUEST	0x0070
157 #define	MBOX_FABRIC_LOGOUT		0x0071
158 #define	MBOX_INIT_LIP_LOGIN		0x0072
159 #define	MBOX_LUN_RESET			0x007E
160 
161 #define	MBOX_DRIVER_HEARTBEAT		0x005B
162 #define	MBOX_FW_HEARTBEAT		0x005C
163 
164 #define	MBOX_GET_SET_DATA_RATE		0x005D	/* 24XX/23XX only */
165 #define		MBGSD_GET_RATE		0
166 #define		MBGSD_SET_RATE		1
167 #define		MBGSD_SET_RATE_NOW	2	/* 24XX only */
168 #define		MBGSD_ONEGB	0
169 #define		MBGSD_TWOGB	1
170 #define		MBGSD_AUTO	2
171 #define		MBGSD_FOURGB	3		/* 24XX only */
172 #define		MBGSD_EIGHTGB	4		/* 25XX only */
173 
174 
175 #define	ISP2100_SET_PCI_PARAM		0x00ff
176 
177 #define	MBOX_BUSY			0x04
178 
179 /*
180  * Mailbox Command Complete Status Codes
181  */
182 #define	MBOX_COMMAND_COMPLETE		0x4000
183 #define	MBOX_INVALID_COMMAND		0x4001
184 #define	MBOX_HOST_INTERFACE_ERROR	0x4002
185 #define	MBOX_TEST_FAILED		0x4003
186 #define	MBOX_COMMAND_ERROR		0x4005
187 #define	MBOX_COMMAND_PARAM_ERROR	0x4006
188 #define	MBOX_PORT_ID_USED		0x4007
189 #define	MBOX_LOOP_ID_USED		0x4008
190 #define	MBOX_ALL_IDS_USED		0x4009
191 #define	MBOX_NOT_LOGGED_IN		0x400A
192 /* pseudo mailbox completion codes */
193 #define	MBOX_REGS_BUSY			0x6000	/* registers in use */
194 #define	MBOX_TIMEOUT			0x6001	/* command timed out */
195 
196 #define	MBLOGALL			0x000f
197 #define	MBLOGNONE			0x0000
198 #define	MBLOGMASK(x)			((x) & 0xf)
199 
200 /*
201  * Asynchronous event status codes
202  */
203 #define	ASYNC_BUS_RESET			0x8001
204 #define	ASYNC_SYSTEM_ERROR		0x8002
205 #define	ASYNC_RQS_XFER_ERR		0x8003
206 #define	ASYNC_RSP_XFER_ERR		0x8004
207 #define	ASYNC_QWAKEUP			0x8005
208 #define	ASYNC_TIMEOUT_RESET		0x8006
209 #define	ASYNC_DEVICE_RESET		0x8007
210 #define	ASYNC_EXTMSG_UNDERRUN		0x800A
211 #define	ASYNC_SCAM_INT			0x800B
212 #define	ASYNC_HUNG_SCSI			0x800C
213 #define	ASYNC_KILLED_BUS		0x800D
214 #define	ASYNC_BUS_TRANSIT		0x800E	/* LVD -> HVD, eg. */
215 #define	ASYNC_LIP_OCCURRED		0x8010
216 #define	ASYNC_LOOP_UP			0x8011
217 #define	ASYNC_LOOP_DOWN			0x8012
218 #define	ASYNC_LOOP_RESET		0x8013
219 #define	ASYNC_PDB_CHANGED		0x8014
220 #define	ASYNC_CHANGE_NOTIFY		0x8015
221 #define	ASYNC_LIP_F8			0x8016
222 #define	ASYNC_LIP_ERROR			0x8017
223 #define	ASYNC_SECURITY_UPDATE		0x801B
224 #define	ASYNC_CMD_CMPLT			0x8020
225 #define	ASYNC_CTIO_DONE			0x8021
226 #define	ASYNC_IP_XMIT_DONE		0x8022
227 #define	ASYNC_IP_RECV_DONE		0x8023
228 #define	ASYNC_IP_BROADCAST		0x8024
229 #define	ASYNC_IP_RCVQ_LOW		0x8025
230 #define	ASYNC_IP_RCVQ_EMPTY		0x8026
231 #define	ASYNC_IP_RECV_DONE_ALIGNED	0x8027
232 #define	ASYNC_PTPMODE			0x8030
233 #define	ASYNC_RIO1			0x8031
234 #define	ASYNC_RIO2			0x8032
235 #define	ASYNC_RIO3			0x8033
236 #define	ASYNC_RIO4			0x8034
237 #define	ASYNC_RIO5			0x8035
238 #define	ASYNC_CONNMODE			0x8036
239 #define		ISP_CONN_LOOP		1
240 #define		ISP_CONN_PTP		2
241 #define		ISP_CONN_BADLIP		3
242 #define		ISP_CONN_FATAL		4
243 #define		ISP_CONN_LOOPBACK	5
244 #define	ASYNC_RIO_RESP			0x8040
245 #define	ASYNC_RIO_COMP			0x8042
246 #define	ASYNC_RCV_ERR			0x8048
247 
248 /*
249  * Firmware Options. There are a lot of them.
250  *
251  * IFCOPTN - ISP Fibre Channel Option Word N
252  */
253 #define	IFCOPT1_EQFQASYNC	(1 << 13)	/* enable QFULL notification */
254 #define	IFCOPT1_EAABSRCVD	(1 << 12)
255 #define	IFCOPT1_RJTASYNC	(1 << 11)	/* enable 8018 notification */
256 #define	IFCOPT1_ENAPURE		(1 << 10)
257 #define	IFCOPT1_ENA8017		(1 << 7)
258 #define	IFCOPT1_DISGPIO67	(1 << 6)
259 #define	IFCOPT1_LIPLOSSIMM	(1 << 5)
260 #define	IFCOPT1_DISF7SWTCH	(1 << 4)
261 #define	IFCOPT1_CTIO_RETRY	(1 << 3)
262 #define	IFCOPT1_LIPASYNC	(1 << 1)
263 #define	IFCOPT1_LIPF8		(1 << 0)
264 
265 #define	IFCOPT2_LOOPBACK	(1 << 1)
266 #define	IFCOPT2_ATIO3_ONLY	(1 << 0)
267 
268 #define	IFCOPT3_NOPRLI		(1 << 4)	/* disable automatic sending of PRLI on local loops */
269 #define	IFCOPT3_RNDASYNC	(1 << 1)
270 /*
271  * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
272  * mailbox command to enable this.
273  */
274 #define	ASYNC_QFULL_SENT		0x8049
275 
276 /*
277  * Needs to be enabled
278  */
279 #define	ASYNC_AUTO_PLOGI_RJT		0x8018
280 /*
281  * 24XX only
282  */
283 #define	ASYNC_RJT_SENT			0x8049
284 
285 /*
286  * All IOCB Queue entries are this size
287  */
288 #define	QENTRY_LEN			64
289 
290 /*
291  * Special Internal Handle for IOCBs
292  */
293 #define	ISP_SPCL_HANDLE			0xa5dead5a
294 
295 /*
296  * Command Structure Definitions
297  */
298 
299 typedef struct {
300 	uint32_t	ds_base;
301 	uint32_t	ds_count;
302 } ispds_t;
303 
304 typedef struct {
305 	uint32_t	ds_base;
306 	uint32_t	ds_basehi;
307 	uint32_t	ds_count;
308 } ispds64_t;
309 
310 #define	DSTYPE_32BIT	0
311 #define	DSTYPE_64BIT	1
312 typedef struct {
313 	uint16_t	ds_type;	/* 0-> ispds_t, 1-> ispds64_t */
314 	uint32_t	ds_segment;	/* unused */
315 	uint32_t	ds_base;	/* 32 bit address of DSD list */
316 } ispdslist_t;
317 
318 
319 typedef struct {
320 	uint8_t		rqs_entry_type;
321 	uint8_t		rqs_entry_count;
322 	uint8_t		rqs_seqno;
323 	uint8_t		rqs_flags;
324 } isphdr_t;
325 
326 /* RQS Flag definitions */
327 #define	RQSFLAG_CONTINUATION	0x01
328 #define	RQSFLAG_FULL		0x02
329 #define	RQSFLAG_BADHEADER	0x04
330 #define	RQSFLAG_BADPACKET	0x08
331 #define	RQSFLAG_BADCOUNT	0x10
332 #define	RQSFLAG_BADORDER	0x20
333 #define	RQSFLAG_MASK		0x3f
334 
335 /* RQS entry_type definitions */
336 #define	RQSTYPE_REQUEST		0x01
337 #define	RQSTYPE_DATASEG		0x02
338 #define	RQSTYPE_RESPONSE	0x03
339 #define	RQSTYPE_MARKER		0x04
340 #define	RQSTYPE_CMDONLY		0x05
341 #define	RQSTYPE_ATIO		0x06	/* Target Mode */
342 #define	RQSTYPE_CTIO		0x07	/* Target Mode */
343 #define	RQSTYPE_SCAM		0x08
344 #define	RQSTYPE_A64		0x09
345 #define	RQSTYPE_A64_CONT	0x0a
346 #define	RQSTYPE_ENABLE_LUN	0x0b	/* Target Mode */
347 #define	RQSTYPE_MODIFY_LUN	0x0c	/* Target Mode */
348 #define	RQSTYPE_NOTIFY		0x0d	/* Target Mode */
349 #define	RQSTYPE_NOTIFY_ACK	0x0e	/* Target Mode */
350 #define	RQSTYPE_CTIO1		0x0f	/* Target Mode */
351 #define	RQSTYPE_STATUS_CONT	0x10
352 #define	RQSTYPE_T2RQS		0x11
353 #define	RQSTYPE_CTIO7		0x12
354 #define	RQSTYPE_IP_XMIT		0x13
355 #define	RQSTYPE_TSK_MGMT	0x14
356 #define	RQSTYPE_T4RQS		0x15
357 #define	RQSTYPE_ATIO2		0x16	/* Target Mode */
358 #define	RQSTYPE_CTIO2		0x17	/* Target Mode */
359 #define	RQSTYPE_T7RQS		0x18
360 #define	RQSTYPE_T3RQS		0x19
361 #define	RQSTYPE_IP_XMIT_64	0x1b
362 #define	RQSTYPE_CTIO4		0x1e	/* Target Mode */
363 #define	RQSTYPE_CTIO3		0x1f	/* Target Mode */
364 #define	RQSTYPE_RIO1		0x21
365 #define	RQSTYPE_RIO2		0x22
366 #define	RQSTYPE_IP_RECV		0x23
367 #define	RQSTYPE_IP_RECV_CONT	0x24
368 #define	RQSTYPE_CT_PASSTHRU	0x29
369 #define	RQSTYPE_MS_PASSTHRU	0x29
370 #define	RQSTYPE_VP_CTRL		0x30	/* 24XX only */
371 #define	RQSTYPE_VP_MODIFY	0x31	/* 24XX only */
372 #define	RQSTYPE_RPT_ID_ACQ	0x32	/* 24XX only */
373 #define	RQSTYPE_ABORT_IO	0x33
374 #define	RQSTYPE_T6RQS		0x48
375 #define	RQSTYPE_LOGIN		0x52
376 #define	RQSTYPE_ABTS_RCVD	0x54	/* 24XX only */
377 #define	RQSTYPE_ABTS_RSP	0x55	/* 24XX only */
378 
379 
380 #define	ISP_RQDSEG	4
381 typedef struct {
382 	isphdr_t	req_header;
383 	uint32_t	req_handle;
384 	uint8_t		req_lun_trn;
385 	uint8_t		req_target;
386 	uint16_t	req_cdblen;
387 	uint16_t	req_flags;
388 	uint16_t	req_reserved;
389 	uint16_t	req_time;
390 	uint16_t	req_seg_count;
391 	uint8_t		req_cdb[12];
392 	ispds_t		req_dataseg[ISP_RQDSEG];
393 } ispreq_t;
394 #define	ISP_RQDSEG_A64	2
395 
396 typedef struct {
397 	isphdr_t	mrk_header;
398 	uint32_t	mrk_handle;
399 	uint8_t		mrk_reserved0;
400 	uint8_t		mrk_target;
401 	uint16_t	mrk_modifier;
402 	uint16_t	mrk_flags;
403 	uint16_t	mrk_lun;
404 	uint8_t		mrk_reserved1[48];
405 } isp_marker_t;
406 
407 typedef struct {
408 	isphdr_t	mrk_header;
409 	uint32_t	mrk_handle;
410 	uint16_t	mrk_nphdl;
411 	uint8_t		mrk_modifier;
412 	uint8_t		mrk_reserved0;
413 	uint8_t		mrk_reserved1;
414 	uint8_t		mrk_vphdl;
415 	uint16_t	mrk_reserved2;
416 	uint8_t		mrk_lun[8];
417 	uint8_t		mrk_reserved3[40];
418 } isp_marker_24xx_t;
419 
420 
421 #define SYNC_DEVICE	0
422 #define SYNC_TARGET	1
423 #define SYNC_ALL	2
424 #define SYNC_LIP	3
425 
426 #define	ISP_RQDSEG_T2		3
427 typedef struct {
428 	isphdr_t	req_header;
429 	uint32_t	req_handle;
430 	uint8_t		req_lun_trn;
431 	uint8_t		req_target;
432 	uint16_t	req_scclun;
433 	uint16_t	req_flags;
434 	uint16_t	req_reserved;
435 	uint16_t	req_time;
436 	uint16_t	req_seg_count;
437 	uint8_t		req_cdb[16];
438 	uint32_t	req_totalcnt;
439 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
440 } ispreqt2_t;
441 
442 typedef struct {
443 	isphdr_t	req_header;
444 	uint32_t	req_handle;
445 	uint16_t	req_target;
446 	uint16_t	req_scclun;
447 	uint16_t	req_flags;
448 	uint16_t	req_reserved;
449 	uint16_t	req_time;
450 	uint16_t	req_seg_count;
451 	uint8_t		req_cdb[16];
452 	uint32_t	req_totalcnt;
453 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
454 } ispreqt2e_t;
455 
456 #define	ISP_RQDSEG_T3		2
457 typedef struct {
458 	isphdr_t	req_header;
459 	uint32_t	req_handle;
460 	uint8_t		req_lun_trn;
461 	uint8_t		req_target;
462 	uint16_t	req_scclun;
463 	uint16_t	req_flags;
464 	uint16_t	req_reserved;
465 	uint16_t	req_time;
466 	uint16_t	req_seg_count;
467 	uint8_t		req_cdb[16];
468 	uint32_t	req_totalcnt;
469 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
470 } ispreqt3_t;
471 #define	ispreq64_t	ispreqt3_t	/* same as.... */
472 
473 typedef struct {
474 	isphdr_t	req_header;
475 	uint32_t	req_handle;
476 	uint16_t	req_target;
477 	uint16_t	req_scclun;
478 	uint16_t	req_flags;
479 	uint16_t	req_reserved;
480 	uint16_t	req_time;
481 	uint16_t	req_seg_count;
482 	uint8_t		req_cdb[16];
483 	uint32_t	req_totalcnt;
484 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
485 } ispreqt3e_t;
486 
487 /* req_flag values */
488 #define	REQFLAG_NODISCON	0x0001
489 #define	REQFLAG_HTAG		0x0002
490 #define	REQFLAG_OTAG		0x0004
491 #define	REQFLAG_STAG		0x0008
492 #define	REQFLAG_TARGET_RTN	0x0010
493 
494 #define	REQFLAG_NODATA		0x0000
495 #define	REQFLAG_DATA_IN		0x0020
496 #define	REQFLAG_DATA_OUT	0x0040
497 #define	REQFLAG_DATA_UNKNOWN	0x0060
498 
499 #define	REQFLAG_DISARQ		0x0100
500 #define	REQFLAG_FRC_ASYNC	0x0200
501 #define	REQFLAG_FRC_SYNC	0x0400
502 #define	REQFLAG_FRC_WIDE	0x0800
503 #define	REQFLAG_NOPARITY	0x1000
504 #define	REQFLAG_STOPQ		0x2000
505 #define	REQFLAG_XTRASNS		0x4000
506 #define	REQFLAG_PRIORITY	0x8000
507 
508 typedef struct {
509 	isphdr_t	req_header;
510 	uint32_t	req_handle;
511 	uint8_t		req_lun_trn;
512 	uint8_t		req_target;
513 	uint16_t	req_cdblen;
514 	uint16_t	req_flags;
515 	uint16_t	req_reserved;
516 	uint16_t	req_time;
517 	uint16_t	req_seg_count;
518 	uint8_t		req_cdb[44];
519 } ispextreq_t;
520 
521 /* 24XX only */
522 typedef struct {
523 	uint16_t	fcd_length;
524 	uint16_t	fcd_a1500;
525 	uint16_t	fcd_a3116;
526 	uint16_t	fcd_a4732;
527 	uint16_t	fcd_a6348;
528 } fcp_cmnd_ds_t;
529 
530 typedef struct {
531 	isphdr_t	req_header;
532 	uint32_t	req_handle;
533 	uint16_t	req_nphdl;
534 	uint16_t	req_time;
535 	uint16_t	req_seg_count;
536 	uint16_t	req_fc_rsp_dsd_length;
537 	uint8_t		req_lun[8];
538 	uint16_t	req_flags;
539 	uint16_t	req_fc_cmnd_dsd_length;
540 	uint16_t	req_fc_cmnd_dsd_a1500;
541 	uint16_t	req_fc_cmnd_dsd_a3116;
542 	uint16_t	req_fc_cmnd_dsd_a4732;
543 	uint16_t	req_fc_cmnd_dsd_a6348;
544 	uint16_t	req_fc_rsp_dsd_a1500;
545 	uint16_t	req_fc_rsp_dsd_a3116;
546 	uint16_t	req_fc_rsp_dsd_a4732;
547 	uint16_t	req_fc_rsp_dsd_a6348;
548 	uint32_t	req_totalcnt;
549 	uint16_t	req_tidlo;
550 	uint8_t		req_tidhi;
551 	uint8_t		req_vpidx;
552 	ispds64_t	req_dataseg;
553 } ispreqt6_t;
554 
555 typedef struct {
556 	isphdr_t	req_header;
557 	uint32_t	req_handle;
558 	uint16_t	req_nphdl;
559 	uint16_t	req_time;
560 	uint16_t	req_seg_count;
561 	uint16_t	req_reserved;
562 	uint8_t		req_lun[8];
563 	uint8_t		req_alen_datadir;
564 	uint8_t		req_task_management;
565 	uint8_t		req_task_attribute;
566 	uint8_t		req_crn;
567 	uint8_t		req_cdb[16];
568 	uint32_t	req_dl;
569 	uint16_t	req_tidlo;
570 	uint8_t		req_tidhi;
571 	uint8_t		req_vpidx;
572 	ispds64_t	req_dataseg;
573 } ispreqt7_t;
574 
575 /* Task Management Request Function */
576 typedef struct {
577 	isphdr_t	tmf_header;
578 	uint32_t	tmf_handle;
579 	uint16_t	tmf_nphdl;
580 	uint8_t		tmf_reserved0[2];
581 	uint16_t	tmf_delay;
582 	uint16_t	tmf_timeout;
583 	uint8_t		tmf_lun[8];
584 	uint32_t	tmf_flags;
585 	uint8_t		tmf_reserved1[20];
586 	uint16_t	tmf_tidlo;
587 	uint8_t		tmf_tidhi;
588 	uint8_t		tmf_vpidx;
589 	uint8_t		tmf_reserved2[12];
590 } isp24xx_tmf_t;
591 
592 #define	ISP24XX_TMF_NOSEND		0x80000000
593 
594 #define	ISP24XX_TMF_LUN_RESET		0x00000010
595 #define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
596 #define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
597 #define	ISP24XX_TMF_TARGET_RESET	0x00000002
598 #define	ISP24XX_TMF_CLEAR_ACA		0x00000001
599 
600 /* I/O Abort Structure */
601 typedef struct {
602 	isphdr_t	abrt_header;
603 	uint32_t	abrt_handle;
604 	uint16_t	abrt_nphdl;
605 	uint16_t	abrt_options;
606 	uint32_t	abrt_cmd_handle;
607 	uint8_t		abrt_reserved[32];
608 	uint16_t	abrt_tidlo;
609 	uint8_t		abrt_tidhi;
610 	uint8_t		abrt_vpidx;
611 	uint8_t		abrt_reserved1[12];
612 } isp24xx_abrt_t;
613 
614 #define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
615 #define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
616 #define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
617 
618 #define	ISP_CDSEG	7
619 typedef struct {
620 	isphdr_t	req_header;
621 	uint32_t	req_reserved;
622 	ispds_t		req_dataseg[ISP_CDSEG];
623 } ispcontreq_t;
624 
625 #define	ISP_CDSEG64	5
626 typedef struct {
627 	isphdr_t	req_header;
628 	ispds64_t	req_dataseg[ISP_CDSEG64];
629 } ispcontreq64_t;
630 
631 typedef struct {
632 	isphdr_t	req_header;
633 	uint32_t	req_handle;
634 	uint16_t	req_scsi_status;
635 	uint16_t	req_completion_status;
636 	uint16_t	req_state_flags;
637 	uint16_t	req_status_flags;
638 	uint16_t	req_time;
639 #define	req_response_len	req_time	/* FC only */
640 	uint16_t	req_sense_len;
641 	uint32_t	req_resid;
642 	uint8_t		req_response[8];	/* FC only */
643 	uint8_t		req_sense_data[32];
644 } ispstatusreq_t;
645 
646 /*
647  * Status Continuation
648  */
649 typedef struct {
650 	isphdr_t	req_header;
651 	uint8_t		req_sense_data[60];
652 } ispstatus_cont_t;
653 
654 /*
655  * 24XX Type 0 status
656  */
657 typedef struct {
658 	isphdr_t	req_header;
659 	uint32_t	req_handle;
660 	uint16_t	req_completion_status;
661 	uint16_t	req_oxid;
662 	uint32_t	req_resid;
663 	uint16_t	req_reserved0;
664 	uint16_t	req_state_flags;
665 	uint16_t	req_reserved1;
666 	uint16_t	req_scsi_status;
667 	uint32_t	req_fcp_residual;
668 	uint32_t	req_sense_len;
669 	uint32_t	req_response_len;
670 	uint8_t		req_rsp_sense[28];
671 } isp24xx_statusreq_t;
672 
673 /*
674  * For Qlogic 2X00, the high order byte of SCSI status has
675  * additional meaning.
676  */
677 #define	RQCS_RU	0x800	/* Residual Under */
678 #define	RQCS_RO	0x400	/* Residual Over */
679 #define	RQCS_RESID	(RQCS_RU|RQCS_RO)
680 #define	RQCS_SV	0x200	/* Sense Length Valid */
681 #define	RQCS_RV	0x100	/* FCP Response Length Valid */
682 
683 /*
684  * CT Passthru IOCB
685  */
686 typedef struct {
687 	isphdr_t	ctp_header;
688 	uint32_t	ctp_handle;
689 	uint16_t	ctp_status;
690 	uint16_t	ctp_nphdl;	/* n-port handle */
691 	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
692 	uint8_t		ctp_vpidx;
693 	uint8_t		ctp_reserved0;
694 	uint16_t	ctp_time;
695 	uint16_t	ctp_reserved1;
696 	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
697 	uint16_t	ctp_reserved2[5];
698 	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
699 	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
700 	ispds64_t	ctp_dataseg[2];
701 } isp_ct_pt_t;
702 
703 /*
704  * MS Passthru IOCB
705  */
706 typedef struct {
707 	isphdr_t	ms_header;
708 	uint32_t	ms_handle;
709 	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
710 	uint16_t	ms_status;
711 	uint16_t	ms_flags;
712 	uint16_t	ms_reserved1;	/* low 8 bits */
713 	uint16_t	ms_time;
714 	uint16_t	ms_cmd_cnt;	/* Command DSD count */
715 	uint16_t	ms_tot_cnt;	/* Total DSD Count */
716 	uint8_t		ms_type;	/* MS type */
717 	uint8_t		ms_r_ctl;	/* R_CTL */
718 	uint16_t	ms_rxid;	/* RX_ID */
719 	uint16_t	ms_reserved2;
720 	uint32_t	ms_handle2;
721 	uint32_t	ms_rsp_bcnt;	/* Response byte count */
722 	uint32_t	ms_cmd_bcnt;	/* Command byte count */
723 	ispds64_t	ms_dataseg[2];
724 } isp_ms_t;
725 
726 /*
727  * Completion Status Codes.
728  */
729 #define RQCS_COMPLETE			0x0000
730 #define RQCS_DMA_ERROR			0x0002
731 #define RQCS_RESET_OCCURRED		0x0004
732 #define RQCS_ABORTED			0x0005
733 #define RQCS_TIMEOUT			0x0006
734 #define RQCS_DATA_OVERRUN		0x0007
735 #define RQCS_DATA_UNDERRUN		0x0015
736 #define	RQCS_QUEUE_FULL			0x001C
737 
738 /* 1X00 Only Completion Codes */
739 #define RQCS_INCOMPLETE			0x0001
740 #define RQCS_TRANSPORT_ERROR		0x0003
741 #define RQCS_COMMAND_OVERRUN		0x0008
742 #define RQCS_STATUS_OVERRUN		0x0009
743 #define RQCS_BAD_MESSAGE		0x000a
744 #define RQCS_NO_MESSAGE_OUT		0x000b
745 #define RQCS_EXT_ID_FAILED		0x000c
746 #define RQCS_IDE_MSG_FAILED		0x000d
747 #define RQCS_ABORT_MSG_FAILED		0x000e
748 #define RQCS_REJECT_MSG_FAILED		0x000f
749 #define RQCS_NOP_MSG_FAILED		0x0010
750 #define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
751 #define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
752 #define RQCS_ID_MSG_FAILED		0x0013
753 #define RQCS_UNEXP_BUS_FREE		0x0014
754 #define	RQCS_XACT_ERR1			0x0018
755 #define	RQCS_XACT_ERR2			0x0019
756 #define	RQCS_XACT_ERR3			0x001A
757 #define	RQCS_BAD_ENTRY			0x001B
758 #define	RQCS_PHASE_SKIPPED		0x001D
759 #define	RQCS_ARQS_FAILED		0x001E
760 #define	RQCS_WIDE_FAILED		0x001F
761 #define	RQCS_SYNCXFER_FAILED		0x0020
762 #define	RQCS_LVD_BUSERR			0x0021
763 
764 /* 2X00 Only Completion Codes */
765 #define	RQCS_PORT_UNAVAILABLE		0x0028
766 #define	RQCS_PORT_LOGGED_OUT		0x0029
767 #define	RQCS_PORT_CHANGED		0x002A
768 #define	RQCS_PORT_BUSY			0x002B
769 
770 /* 24XX Only Completion Codes */
771 #define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
772 #define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
773 #define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
774 #define	RQCS_24XX_TMO			0x0030	/* task management overrun */
775 
776 
777 /*
778  * 1X00 specific State Flags
779  */
780 #define RQSF_GOT_BUS			0x0100
781 #define RQSF_GOT_TARGET			0x0200
782 #define RQSF_SENT_CDB			0x0400
783 #define RQSF_XFRD_DATA			0x0800
784 #define RQSF_GOT_STATUS			0x1000
785 #define RQSF_GOT_SENSE			0x2000
786 #define	RQSF_XFER_COMPLETE		0x4000
787 
788 /*
789  * 2X00 specific State Flags
790  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
791  */
792 #define	RQSF_DATA_IN			0x0020
793 #define	RQSF_DATA_OUT			0x0040
794 #define	RQSF_STAG			0x0008
795 #define	RQSF_OTAG			0x0004
796 #define	RQSF_HTAG			0x0002
797 /*
798  * 1X00 Status Flags
799  */
800 #define RQSTF_DISCONNECT		0x0001
801 #define RQSTF_SYNCHRONOUS		0x0002
802 #define RQSTF_PARITY_ERROR		0x0004
803 #define RQSTF_BUS_RESET			0x0008
804 #define RQSTF_DEVICE_RESET		0x0010
805 #define RQSTF_ABORTED			0x0020
806 #define RQSTF_TIMEOUT			0x0040
807 #define RQSTF_NEGOTIATION		0x0080
808 
809 /*
810  * 2X00 specific state flags
811  */
812 /* RQSF_SENT_CDB	*/
813 /* RQSF_XFRD_DATA	*/
814 /* RQSF_GOT_STATUS	*/
815 /* RQSF_XFER_COMPLETE	*/
816 
817 /*
818  * 2X00 specific status flags
819  */
820 /* RQSTF_ABORTED */
821 /* RQSTF_TIMEOUT */
822 #define	RQSTF_DMA_ERROR			0x0080
823 #define	RQSTF_LOGOUT			0x2000
824 
825 /*
826  * Miscellaneous
827  */
828 #ifndef	ISP_EXEC_THROTTLE
829 #define	ISP_EXEC_THROTTLE	16
830 #endif
831 
832 /*
833  * About Firmware returns an 'attribute' word in mailbox 6.
834  * These attributes are for 2200 and 2300.
835  */
836 #define	ISP_FW_ATTR_TMODE	0x0001
837 #define	ISP_FW_ATTR_SCCLUN	0x0002
838 #define	ISP_FW_ATTR_FABRIC	0x0004
839 #define	ISP_FW_ATTR_CLASS2	0x0008
840 #define	ISP_FW_ATTR_FCTAPE	0x0010
841 #define	ISP_FW_ATTR_IP		0x0020
842 #define	ISP_FW_ATTR_VI		0x0040
843 #define	ISP_FW_ATTR_VI_SOLARIS	0x0080
844 #define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
845 
846 /* and these are for the 2400 */
847 #define	ISP2400_FW_ATTR_CLASS2	0x0001
848 #define	ISP2400_FW_ATTR_IP	0x0002
849 #define	ISP2400_FW_ATTR_MULTIID	0x0004
850 #define	ISP2400_FW_ATTR_SB2	0x0008
851 #define	ISP2400_FW_ATTR_T10CRC	0x0010
852 #define	ISP2400_FW_ATTR_VI	0x0020
853 #define	ISP2400_FW_ATTR_EXPFW	0x2000
854 
855 #define	ISP_CAP_TMODE(isp)	\
856 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
857 #define	ISP_CAP_SCCFW(isp)	\
858 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
859 #define	ISP_CAP_2KLOGIN(isp)	\
860 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
861 #define	ISP_CAP_MULTI_ID(isp)	\
862 	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
863 
864 #define	ISP_GET_VPIDX(isp, tag) \
865 	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
866 
867 /*
868  * Reduced Interrupt Operation Response Queue Entreis
869  */
870 
871 typedef struct {
872 	isphdr_t	req_header;
873 	uint32_t	req_handles[15];
874 } isp_rio1_t;
875 
876 typedef struct {
877 	isphdr_t	req_header;
878 	uint16_t	req_handles[30];
879 } isp_rio2_t;
880 
881 /*
882  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
883  */
884 
885 /*
886  * Initialization Control Block
887  *
888  * Version One (prime) format.
889  */
890 typedef struct {
891 	uint8_t		icb_version;
892 	uint8_t		icb_reserved0;
893 	uint16_t	icb_fwoptions;
894 	uint16_t	icb_maxfrmlen;
895 	uint16_t	icb_maxalloc;
896 	uint16_t	icb_execthrottle;
897 	uint8_t		icb_retry_count;
898 	uint8_t		icb_retry_delay;
899 	uint8_t		icb_portname[8];
900 	uint16_t	icb_hardaddr;
901 	uint8_t		icb_iqdevtype;
902 	uint8_t		icb_logintime;
903 	uint8_t		icb_nodename[8];
904 	uint16_t	icb_rqstout;
905 	uint16_t	icb_rspnsin;
906 	uint16_t	icb_rqstqlen;
907 	uint16_t	icb_rsltqlen;
908 	uint16_t	icb_rqstaddr[4];
909 	uint16_t	icb_respaddr[4];
910 	uint16_t	icb_lunenables;
911 	uint8_t		icb_ccnt;
912 	uint8_t		icb_icnt;
913 	uint16_t	icb_lunetimeout;
914 	uint16_t	icb_reserved1;
915 	uint16_t	icb_xfwoptions;
916 	uint8_t		icb_racctimer;
917 	uint8_t		icb_idelaytimer;
918 	uint16_t	icb_zfwoptions;
919 	uint16_t	icb_reserved2[13];
920 } isp_icb_t;
921 
922 #define	ICB_VERSION1	1
923 
924 #define	ICBOPT_EXTENDED		0x8000
925 #define	ICBOPT_BOTH_WWNS	0x4000
926 #define	ICBOPT_FULL_LOGIN	0x2000
927 #define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
928 #define	ICBOPT_PREVLOOP		0x0800
929 #define	ICBOPT_SRCHDOWN		0x0400
930 #define	ICBOPT_NOLIP		0x0200
931 #define	ICBOPT_PDBCHANGE_AE	0x0100
932 #define	ICBOPT_INI_TGTTYPE	0x0080
933 #define	ICBOPT_INI_ADISC	0x0040
934 #define	ICBOPT_INI_DISABLE	0x0020
935 #define	ICBOPT_TGT_ENABLE	0x0010
936 #define	ICBOPT_FAST_POST	0x0008
937 #define	ICBOPT_FULL_DUPLEX	0x0004
938 #define	ICBOPT_FAIRNESS		0x0002
939 #define	ICBOPT_HARD_ADDRESS	0x0001
940 
941 #define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
942 #define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
943 #define	ICBXOPT_FCTAPE_CONFIRM	0x2000
944 #define	ICBXOPT_FCTAPE		0x1000
945 #define	ICBXOPT_CLASS2_ACK0	0x0200
946 #define	ICBXOPT_CLASS2		0x0100
947 #define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
948 #define	ICBXOPT_TOPO_MASK	0x0070
949 #define	ICBXOPT_LOOP_ONLY	0x0000
950 #define	ICBXOPT_PTP_ONLY	0x0010
951 #define	ICBXOPT_LOOP_2_PTP	0x0020
952 #define	ICBXOPT_PTP_2_LOOP	0x0030
953 /*
954  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
955  * RIO is not defined for the 23XX cards (just 2200)
956  */
957 #define	ICBXOPT_RIO_OFF		0
958 #define	ICBXOPT_RIO_16BIT	1
959 #define	ICBXOPT_RIO_32BIT	2
960 #define	ICBXOPT_RIO_16BIT_IOCB	3
961 #define	ICBXOPT_RIO_32BIT_IOCB	4
962 #define	ICBXOPT_ZIO		5
963 #define	ICBXOPT_TIMER_MASK	0x7
964 
965 #define	ICBZOPT_RATE_MASK	0xC000
966 #define	ICBZOPT_RATE_ONEGB	0x0000
967 #define	ICBZOPT_RATE_AUTO	0x8000
968 #define	ICBZOPT_RATE_TWOGB	0x4000
969 #define	ICBZOPT_50_OHM		0x2000
970 #define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
971 #define	ICBZOPT_RSPSZ_MASK	0x0030
972 #define	ICBZOPT_RSPSZ_24	0x0000
973 #define	ICBZOPT_RSPSZ_12	0x0010
974 #define	ICBZOPT_RSPSZ_24A	0x0020
975 #define	ICBZOPT_RSPSZ_32	0x0030
976 #define	ICBZOPT_SOFTID		0x0002
977 #define	ICBZOPT_ENA_RDXFR_RDY	0x0001
978 
979 /* 2400 F/W options */
980 #define	ICB2400_OPT1_BOTH_WWNS		0x00004000
981 #define	ICB2400_OPT1_FULL_LOGIN		0x00002000
982 #define	ICB2400_OPT1_PREVLOOP		0x00000800
983 #define	ICB2400_OPT1_SRCHDOWN		0x00000400
984 #define	ICB2400_OPT1_NOLIP		0x00000200
985 #define	ICB2400_OPT1_INI_DISABLE	0x00000020
986 #define	ICB2400_OPT1_TGT_ENABLE		0x00000010
987 #define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
988 #define	ICB2400_OPT1_FAIRNESS		0x00000002
989 #define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
990 
991 #define	ICB2400_OPT2_FCTAPE		0x00001000
992 #define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
993 #define	ICB2400_OPT2_CLASS2		0x00000100
994 #define	ICB2400_OPT2_NO_PLAY		0x00000080
995 #define	ICB2400_OPT2_TOPO_MASK		0x00000070
996 #define	ICB2400_OPT2_LOOP_ONLY		0x00000000
997 #define	ICB2400_OPT2_PTP_ONLY		0x00000010
998 #define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
999 #define	ICB2400_OPT2_PTP_2_LOOP		0x00000030
1000 #define	ICB2400_OPT2_TIMER_MASK		0x00000007
1001 #define	ICB2400_OPT2_ZIO		0x00000005
1002 #define	ICB2400_OPT2_ZIO1		0x00000006
1003 
1004 #define	ICB2400_OPT3_75_OHM		0x00010000
1005 #define	ICB2400_OPT3_RATE_MASK		0x0000E000
1006 #define	ICB2400_OPT3_RATE_ONEGB		0x00000000
1007 #define	ICB2400_OPT3_RATE_TWOGB		0x00002000
1008 #define ICB2400_OPT3_RATE_AUTO		0x00004000
1009 #define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1010 #define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1011 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1012 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1013 #define	ICB2400_OPT3_ENA_OOF		0x00000040
1014 /* note that a response size flag of zero is reserved! */
1015 #define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1016 #define	ICB2400_OPT3_RSPSZ_12		0x00000010
1017 #define	ICB2400_OPT3_RSPSZ_24		0x00000020
1018 #define	ICB2400_OPT3_RSPSZ_32		0x00000030
1019 #define	ICB2400_OPT3_SOFTID		0x00000002
1020 
1021 #define	ICB_MIN_FRMLEN		256
1022 #define	ICB_MAX_FRMLEN		2112
1023 #define	ICB_DFLT_FRMLEN		1024
1024 #define	ICB_DFLT_ALLOC		256
1025 #define	ICB_DFLT_THROTTLE	16
1026 #define	ICB_DFLT_RDELAY		5
1027 #define	ICB_DFLT_RCOUNT		3
1028 
1029 #define	ICB_LOGIN_TOV		30
1030 #define	ICB_LUN_ENABLE_TOV	180
1031 
1032 
1033 /*
1034  * And somebody at QLogic had a great idea that you could just change
1035  * the structure *and* keep the version number the same as the other cards.
1036  */
1037 typedef struct {
1038 	uint16_t	icb_version;
1039 	uint16_t	icb_reserved0;
1040 	uint16_t	icb_maxfrmlen;
1041 	uint16_t	icb_execthrottle;
1042 	uint16_t	icb_xchgcnt;
1043 	uint16_t	icb_hardaddr;
1044 	uint8_t		icb_portname[8];
1045 	uint8_t		icb_nodename[8];
1046 	uint16_t	icb_rspnsin;
1047 	uint16_t	icb_rqstout;
1048 	uint16_t	icb_retry_count;
1049 	uint16_t	icb_priout;
1050 	uint16_t	icb_rsltqlen;
1051 	uint16_t	icb_rqstqlen;
1052 	uint16_t	icb_ldn_nols;
1053 	uint16_t	icb_prqstqlen;
1054 	uint16_t	icb_rqstaddr[4];
1055 	uint16_t	icb_respaddr[4];
1056 	uint16_t	icb_priaddr[4];
1057 	uint16_t	icb_reserved1[4];
1058 	uint16_t	icb_atio_in;
1059 	uint16_t	icb_atioqlen;
1060 	uint16_t	icb_atioqaddr[4];
1061 	uint16_t	icb_idelaytimer;
1062 	uint16_t	icb_logintime;
1063 	uint32_t	icb_fwoptions1;
1064 	uint32_t	icb_fwoptions2;
1065 	uint32_t	icb_fwoptions3;
1066 	uint16_t	icb_reserved2[12];
1067 } isp_icb_2400_t;
1068 
1069 #define	RQRSP_ADDR0015	0
1070 #define	RQRSP_ADDR1631	1
1071 #define	RQRSP_ADDR3247	2
1072 #define	RQRSP_ADDR4863	3
1073 
1074 
1075 #define	ICB_NNM0	7
1076 #define	ICB_NNM1	6
1077 #define	ICB_NNM2	5
1078 #define	ICB_NNM3	4
1079 #define	ICB_NNM4	3
1080 #define	ICB_NNM5	2
1081 #define	ICB_NNM6	1
1082 #define	ICB_NNM7	0
1083 
1084 #define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1085 	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1086 	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1087 	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1088 	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1089 	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1090 	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1091 	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1092 	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1093 
1094 #define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1095 	wwn =	((uint64_t) array[ICB_NNM0]) | \
1096 		((uint64_t) array[ICB_NNM1] <<  8) | \
1097 		((uint64_t) array[ICB_NNM2] << 16) | \
1098 		((uint64_t) array[ICB_NNM3] << 24) | \
1099 		((uint64_t) array[ICB_NNM4] << 32) | \
1100 		((uint64_t) array[ICB_NNM5] << 40) | \
1101 		((uint64_t) array[ICB_NNM6] << 48) | \
1102 		((uint64_t) array[ICB_NNM7] << 56)
1103 
1104 
1105 /*
1106  * For MULTI_ID firmware, this describes a
1107  * virtual port entity for getting status.
1108  */
1109 typedef struct {
1110 	uint16_t	vp_port_status;
1111 	uint8_t		vp_port_options;
1112 	uint8_t		vp_port_loopid;
1113 	uint8_t		vp_port_portname[8];
1114 	uint8_t		vp_port_nodename[8];
1115 	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1116 	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1117 } vp_port_info_t;
1118 
1119 #define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* disable target mode */
1120 #define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* enable initiator mode */
1121 #define	ICB2400_VPOPT_ENABLED		0x00000008
1122 #define	ICB2400_VPOPT_NOPLAY		0x00000004
1123 #define	ICB2400_VPOPT_PREVLOOP		0x00000002
1124 #define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001
1125 
1126 #define	ICB2400_VPOPT_WRITE_SIZE	20
1127 
1128 /*
1129  * For MULTI_ID firmware, we append this structure
1130  * to the isp_icb_2400_t above, followed by a list
1131  * structures that are *most* of the vp_port_info_t.
1132  */
1133 typedef struct {
1134 	uint16_t	vp_count;
1135 	uint16_t	vp_global_options;
1136 } isp_icb_2400_vpinfo_t;
1137 
1138 #define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1139 #define	ICB2400_VPINFO_PORT_OFF(chan)		\
1140     ICB2400_VPINFO_OFF + 			\
1141     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
1142 
1143 #define	ICB2400_VPGOPT_MID_DISABLE	0x02
1144 
1145 typedef struct {
1146 	isphdr_t	vp_ctrl_hdr;
1147 	uint32_t	vp_ctrl_handle;
1148 	uint16_t	vp_ctrl_index_fail;
1149 	uint16_t	vp_ctrl_status;
1150 	uint16_t	vp_ctrl_command;
1151 	uint16_t	vp_ctrl_vp_count;
1152 	uint16_t	vp_ctrl_idmap[8];
1153 	uint8_t		vp_ctrl_reserved[32];
1154 } vp_ctrl_info_t;
1155 
1156 #define	VP_CTRL_CMD_ENABLE_VP			0
1157 #define	VP_CTRL_CMD_DISABLE_VP			8
1158 #define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	9
1159 #define	VP_CTRL_CMD_DISABLE_VP_LOGO		0xA
1160 
1161 /*
1162  * We can use this structure for modifying either one or two VP ports after initialization
1163  */
1164 typedef struct {
1165 	isphdr_t	vp_mod_hdr;
1166 	uint32_t	vp_mod_hdl;
1167 	uint16_t	vp_mod_reserved0;
1168 	uint16_t	vp_mod_status;
1169 	uint8_t		vp_mod_cmd;
1170 	uint8_t		vp_mod_cnt;
1171 	uint8_t		vp_mod_idx0;
1172 	uint8_t		vp_mod_idx1;
1173 	struct {
1174 		uint8_t		options;
1175 		uint8_t		loopid;
1176 		uint16_t	reserved1;
1177 		uint8_t		wwpn[8];
1178 		uint8_t		wwnn[8];
1179 	} vp_mod_ports[2];
1180 	uint8_t		vp_mod_reserved2[8];
1181 } vp_modify_t;
1182 
1183 #define	VP_STS_OK	0x00
1184 #define	VP_STS_ERR	0x01
1185 #define	VP_CNT_ERR	0x02
1186 #define	VP_GEN_ERR	0x03
1187 #define	VP_IDX_ERR	0x04
1188 #define	VP_STS_BSY	0x05
1189 
1190 #define	VP_MODIFY_VP	0x00
1191 #define	VP_MODIFY_ENA	0x01
1192 
1193 /*
1194  * Port Data Base Element
1195  */
1196 
1197 typedef struct {
1198 	uint16_t	pdb_options;
1199 	uint8_t		pdb_mstate;
1200 	uint8_t		pdb_sstate;
1201 	uint8_t		pdb_hardaddr_bits[4];
1202 	uint8_t		pdb_portid_bits[4];
1203 	uint8_t		pdb_nodename[8];
1204 	uint8_t		pdb_portname[8];
1205 	uint16_t	pdb_execthrottle;
1206 	uint16_t	pdb_exec_count;
1207 	uint8_t		pdb_retry_count;
1208 	uint8_t		pdb_retry_delay;
1209 	uint16_t	pdb_resalloc;
1210 	uint16_t	pdb_curalloc;
1211 	uint16_t	pdb_qhead;
1212 	uint16_t	pdb_qtail;
1213 	uint16_t	pdb_tl_next;
1214 	uint16_t	pdb_tl_last;
1215 	uint16_t	pdb_features;	/* PLOGI, Common Service */
1216 	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1217 	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1218 	uint8_t		pdb_target;
1219 	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1220 	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1221 	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1222 	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1223 	uint16_t	pdb_labrtflg;
1224 	uint16_t	pdb_lstopflg;
1225 	uint16_t	pdb_sqhead;
1226 	uint16_t	pdb_sqtail;
1227 	uint16_t	pdb_ptimer;
1228 	uint16_t	pdb_nxt_seqid;
1229 	uint16_t	pdb_fcount;
1230 	uint16_t	pdb_prli_len;
1231 	uint16_t	pdb_prli_svc0;
1232 	uint16_t	pdb_prli_svc3;
1233 	uint16_t	pdb_loopid;
1234 	uint16_t	pdb_il_ptr;
1235 	uint16_t	pdb_sl_ptr;
1236 } isp_pdb_21xx_t;
1237 
1238 #define	PDB_OPTIONS_XMITTING	(1<<11)
1239 #define	PDB_OPTIONS_LNKXMIT	(1<<10)
1240 #define	PDB_OPTIONS_ABORTED	(1<<9)
1241 #define	PDB_OPTIONS_ADISC	(1<<1)
1242 
1243 #define	PDB_STATE_DISCOVERY	0
1244 #define	PDB_STATE_WDISC_ACK	1
1245 #define	PDB_STATE_PLOGI		2
1246 #define	PDB_STATE_PLOGI_ACK	3
1247 #define	PDB_STATE_PRLI		4
1248 #define	PDB_STATE_PRLI_ACK	5
1249 #define	PDB_STATE_LOGGED_IN	6
1250 #define	PDB_STATE_PORT_UNAVAIL	7
1251 #define	PDB_STATE_PRLO		8
1252 #define	PDB_STATE_PRLO_ACK	9
1253 #define	PDB_STATE_PLOGO		10
1254 #define	PDB_STATE_PLOG_ACK	11
1255 
1256 #define		SVC3_TGT_ROLE		0x10
1257 #define 	SVC3_INI_ROLE		0x20
1258 #define			SVC3_ROLE_MASK	0x30
1259 #define			SVC3_ROLE_SHIFT	4
1260 
1261 #define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1262 #define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1263 
1264 /*
1265  * Port Data Base Element- 24XX cards
1266  */
1267 typedef struct {
1268 	uint16_t	pdb_flags;
1269 	uint8_t		pdb_curstate;
1270 	uint8_t		pdb_laststate;
1271 	uint8_t		pdb_hardaddr_bits[4];
1272 	uint8_t		pdb_portid_bits[4];
1273 #define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1274 	uint16_t	pdb_retry_timer;
1275 	uint16_t	pdb_handle;
1276 	uint16_t	pdb_rcv_dsize;
1277 	uint16_t	pdb_reserved0;
1278 	uint16_t	pdb_prli_svc0;
1279 	uint16_t	pdb_prli_svc3;
1280 	uint8_t		pdb_portname[8];
1281 	uint8_t		pdb_nodename[8];
1282 	uint8_t		pdb_reserved1[24];
1283 } isp_pdb_24xx_t;
1284 
1285 #define	PDB2400_TID_SUPPORTED	0x4000
1286 #define	PDB2400_FC_TAPE		0x0080
1287 #define	PDB2400_CLASS2_ACK0	0x0040
1288 #define	PDB2400_FCP_CONF	0x0020
1289 #define	PDB2400_CLASS2		0x0010
1290 #define	PDB2400_ADDR_VALID	0x0002
1291 
1292 #define	PDB2400_STATE_PLOGI_PEND	0x03
1293 #define	PDB2400_STATE_PLOGI_DONE	0x04
1294 #define	PDB2400_STATE_PRLI_PEND		0x05
1295 #define	PDB2400_STATE_LOGGED_IN		0x06
1296 #define	PDB2400_STATE_PORT_UNAVAIL	0x07
1297 #define	PDB2400_STATE_PRLO_PEND		0x09
1298 #define	PDB2400_STATE_LOGO_PEND		0x0B
1299 
1300 /*
1301  * Common elements from the above two structures that are actually useful to us.
1302  */
1303 typedef struct {
1304 	uint16_t	handle;
1305 	uint16_t	reserved;
1306 	uint32_t	s3_role	: 8,
1307 			portid	: 24;
1308 	uint8_t		portname[8];
1309 	uint8_t		nodename[8];
1310 } isp_pdb_t;
1311 
1312 /*
1313  * Port Database Changed Async Event information for 24XX cards
1314  */
1315 #define	PDB24XX_AE_OK		0x00
1316 #define	PDB24XX_AE_IMPL_LOGO_1	0x01
1317 #define	PDB24XX_AE_IMPL_LOGO_2	0x02
1318 #define	PDB24XX_AE_IMPL_LOGO_3	0x03
1319 #define	PDB24XX_AE_PLOGI_RCVD	0x04
1320 #define	PDB24XX_AE_PLOGI_RJT	0x05
1321 #define	PDB24XX_AE_PRLI_RCVD	0x06
1322 #define	PDB24XX_AE_PRLI_RJT	0x07
1323 #define	PDB24XX_AE_TPRLO	0x08
1324 #define	PDB24XX_AE_TPRLO_RJT	0x09
1325 #define	PDB24XX_AE_PRLO_RCVD	0x0a
1326 #define	PDB24XX_AE_LOGO_RCVD	0x0b
1327 #define	PDB24XX_AE_TOPO_CHG	0x0c
1328 #define	PDB24XX_AE_NPORT_CHG	0x0d
1329 #define	PDB24XX_AE_FLOGI_RJT	0x0e
1330 #define	PDB24XX_AE_BAD_FANN	0x0f
1331 #define	PDB24XX_AE_FLOGI_TIMO	0x10
1332 #define	PDB24XX_AE_ABX_LOGO	0x11
1333 #define	PDB24XX_AE_PLOGI_DONE	0x12
1334 #define	PDB24XX_AE_PRLI_DONJE	0x13
1335 #define	PDB24XX_AE_OPN_1	0x14
1336 #define	PDB24XX_AE_OPN_2	0x15
1337 #define	PDB24XX_AE_TXERR	0x16
1338 #define	PDB24XX_AE_FORCED_LOGO	0x17
1339 #define	PDB24XX_AE_DISC_TIMO	0x18
1340 
1341 /*
1342  * Genericized Port Login/Logout software structure
1343  */
1344 typedef struct {
1345 	uint16_t	handle;
1346 	uint16_t	channel;
1347 	uint32_t
1348 		flags	: 8,
1349 		portid	: 24;
1350 } isp_plcmd_t;
1351 /* the flags to use are those for PLOGX_FLG_* below */
1352 
1353 /*
1354  * ISP24XX- Login/Logout Port IOCB
1355  */
1356 typedef struct {
1357 	isphdr_t	plogx_header;
1358 	uint32_t	plogx_handle;
1359 	uint16_t	plogx_status;
1360 	uint16_t	plogx_nphdl;
1361 	uint16_t	plogx_flags;
1362 	uint16_t	plogx_vphdl;		/* low 8 bits */
1363 	uint16_t	plogx_portlo;		/* low 16 bits */
1364 	uint16_t	plogx_rspsz_porthi;
1365 	struct {
1366 		uint16_t	lo16;
1367 		uint16_t	hi16;
1368 	} plogx_ioparm[11];
1369 } isp_plogx_t;
1370 
1371 #define	PLOGX_STATUS_OK		0x00
1372 #define	PLOGX_STATUS_UNAVAIL	0x28
1373 #define	PLOGX_STATUS_LOGOUT	0x29
1374 #define	PLOGX_STATUS_IOCBERR	0x31
1375 
1376 #define	PLOGX_IOCBERR_NOLINK	0x01
1377 #define	PLOGX_IOCBERR_NOIOCB	0x02
1378 #define	PLOGX_IOCBERR_NOXGHG	0x03
1379 #define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1380 #define	PLOGX_IOCBERR_NOFABRIC	0x05
1381 #define	PLOGX_IOCBERR_NOTREADY	0x07
1382 #define	PLOGX_IOCBERR_NOLOGIN	0x08	/* further info in IOPARM 1 */
1383 #define	PLOGX_IOCBERR_NOPCB	0x0a
1384 #define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1385 #define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1386 #define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1387 #define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1388 #define	PLOGX_IOCBERR_NOHANDLE	0x1c
1389 #define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1390 
1391 #define	PLOGX_FLG_CMD_MASK	0xf
1392 #define	PLOGX_FLG_CMD_PLOGI	0
1393 #define	PLOGX_FLG_CMD_PRLI	1
1394 #define	PLOGX_FLG_CMD_PDISC	2
1395 #define	PLOGX_FLG_CMD_LOGO	8
1396 #define	PLOGX_FLG_CMD_PRLO	9
1397 #define	PLOGX_FLG_CMD_TPRLO	10
1398 
1399 #define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1400 #define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1401 #define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1402 #define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1403 #define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1404 #define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1405 #define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1406 
1407 #define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1408 #define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1409 
1410 /*
1411  * Report ID Acquisistion (24XX multi-id firmware)
1412  */
1413 typedef struct {
1414 	isphdr_t	ridacq_hdr;
1415 	uint32_t	ridacq_handle;
1416 	union {
1417 		struct {
1418 			uint8_t		ridacq_vp_acquired;
1419 			uint8_t		ridacq_vp_setup;
1420 			uint16_t	ridacq_reserved0;
1421 		} type0;	/* type 0 */
1422 		struct {
1423 			uint16_t	ridacq_vp_count;
1424 			uint8_t		ridacq_vp_index;
1425 			uint8_t		ridacq_vp_status;
1426 		} type1;	/* type 1 */
1427 	} un;
1428 	uint16_t	ridacq_vp_port_lo;
1429 	uint8_t		ridacq_vp_port_hi;
1430 	uint8_t		ridacq_format;		/* 0 or 1 */
1431 	uint16_t	ridacq_map[8];
1432 	uint8_t		ridacq_reserved1[32];
1433 } isp_ridacq_t;
1434 
1435 #define	RIDACQ_STS_COMPLETE	0
1436 #define	RIDACQ_STS_UNACQUIRED	1
1437 #define	RIDACQ_STS_CHANGED	20
1438 
1439 
1440 /*
1441  * Simple Name Server Data Structures
1442  */
1443 #define	SNS_GA_NXT	0x100
1444 #define	SNS_GPN_ID	0x112
1445 #define	SNS_GNN_ID	0x113
1446 #define	SNS_GFF_ID	0x11F
1447 #define	SNS_GID_FT	0x171
1448 #define	SNS_RFT_ID	0x217
1449 typedef struct {
1450 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1451 	uint16_t	snscb_reserved0;
1452 	uint16_t	snscb_addr[4];	/* response buffer address */
1453 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1454 	uint16_t	snscb_reserved1;
1455 	uint16_t	snscb_data[1];	/* variable data */
1456 } sns_screq_t;	/* Subcommand Request Structure */
1457 
1458 typedef struct {
1459 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1460 	uint16_t	snscb_reserved0;
1461 	uint16_t	snscb_addr[4];	/* response buffer address */
1462 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1463 	uint16_t	snscb_reserved1;
1464 	uint16_t	snscb_cmd;
1465 	uint16_t	snscb_reserved2;
1466 	uint32_t	snscb_reserved3;
1467 	uint32_t	snscb_port;
1468 } sns_ga_nxt_req_t;
1469 #define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1470 
1471 typedef struct {
1472 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1473 	uint16_t	snscb_reserved0;
1474 	uint16_t	snscb_addr[4];	/* response buffer address */
1475 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1476 	uint16_t	snscb_reserved1;
1477 	uint16_t	snscb_cmd;
1478 	uint16_t	snscb_reserved2;
1479 	uint32_t	snscb_reserved3;
1480 	uint32_t	snscb_portid;
1481 } sns_gxn_id_req_t;
1482 #define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1483 
1484 typedef struct {
1485 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1486 	uint16_t	snscb_reserved0;
1487 	uint16_t	snscb_addr[4];	/* response buffer address */
1488 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1489 	uint16_t	snscb_reserved1;
1490 	uint16_t	snscb_cmd;
1491 	uint16_t	snscb_mword_div_2;
1492 	uint32_t	snscb_reserved3;
1493 	uint32_t	snscb_fc4_type;
1494 } sns_gid_ft_req_t;
1495 #define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1496 
1497 typedef struct {
1498 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1499 	uint16_t	snscb_reserved0;
1500 	uint16_t	snscb_addr[4];	/* response buffer address */
1501 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1502 	uint16_t	snscb_reserved1;
1503 	uint16_t	snscb_cmd;
1504 	uint16_t	snscb_reserved2;
1505 	uint32_t	snscb_reserved3;
1506 	uint32_t	snscb_port;
1507 	uint32_t	snscb_fc4_types[8];
1508 } sns_rft_id_req_t;
1509 #define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1510 
1511 typedef struct {
1512 	ct_hdr_t	snscb_cthdr;
1513 	uint8_t		snscb_port_type;
1514 	uint8_t		snscb_port_id[3];
1515 	uint8_t		snscb_portname[8];
1516 	uint16_t	snscb_data[1];	/* variable data */
1517 } sns_scrsp_t;	/* Subcommand Response Structure */
1518 
1519 typedef struct {
1520 	ct_hdr_t	snscb_cthdr;
1521 	uint8_t		snscb_port_type;
1522 	uint8_t		snscb_port_id[3];
1523 	uint8_t		snscb_portname[8];
1524 	uint8_t		snscb_pnlen;		/* symbolic port name length */
1525 	uint8_t		snscb_pname[255];	/* symbolic port name */
1526 	uint8_t		snscb_nodename[8];
1527 	uint8_t		snscb_nnlen;		/* symbolic node name length */
1528 	uint8_t		snscb_nname[255];	/* symbolic node name */
1529 	uint8_t		snscb_ipassoc[8];
1530 	uint8_t		snscb_ipaddr[16];
1531 	uint8_t		snscb_svc_class[4];
1532 	uint8_t		snscb_fc4_types[32];
1533 	uint8_t		snscb_fpname[8];
1534 	uint8_t		snscb_reserved;
1535 	uint8_t		snscb_hardaddr[3];
1536 } sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1537 #define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1538 
1539 typedef struct {
1540 	ct_hdr_t	snscb_cthdr;
1541 	uint8_t		snscb_wwn[8];
1542 } sns_gxn_id_rsp_t;
1543 #define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1544 
1545 typedef struct {
1546 	ct_hdr_t	snscb_cthdr;
1547 	uint32_t	snscb_fc4_features[32];
1548 } sns_gff_id_rsp_t;
1549 #define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1550 
1551 typedef struct {
1552 	ct_hdr_t	snscb_cthdr;
1553 	struct {
1554 		uint8_t		control;
1555 		uint8_t		portid[3];
1556 	} snscb_ports[1];
1557 } sns_gid_ft_rsp_t;
1558 #define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1559 #define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1560 
1561 /*
1562  * Other Misc Structures
1563  */
1564 
1565 /* ELS Pass Through */
1566 typedef struct {
1567 	isphdr_t	els_hdr;
1568 	uint32_t	els_handle;
1569 	uint16_t	els_status;
1570 	uint16_t	els_nphdl;
1571 	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1572 	uint8_t		els_vphdl;
1573 	uint8_t		els_sof;
1574 	uint32_t	els_rxid;
1575 	uint16_t	els_recv_dsd_count;	/* outgoing only */
1576 	uint8_t		els_opcode;
1577 	uint8_t		els_reserved1;
1578 	uint8_t		els_did_lo;
1579 	uint8_t		els_did_mid;
1580 	uint8_t		els_did_hi;
1581 	uint8_t		els_reserved2;
1582 	uint16_t	els_reserved3;
1583 	uint16_t	els_ctl_flags;
1584 	union {
1585 		struct {
1586 			uint32_t	_els_bytecnt;
1587 			uint32_t	_els_subcode1;
1588 			uint32_t	_els_subcode2;
1589 			uint8_t		_els_reserved4[20];
1590 		} in;
1591 		struct {
1592 			uint32_t	_els_recv_bytecnt;
1593 			uint32_t	_els_xmit_bytecnt;
1594 			uint32_t	_els_xmit_dsd_length;
1595 			uint16_t	_els_xmit_dsd_a1500;
1596 			uint16_t	_els_xmit_dsd_a3116;
1597 			uint16_t	_els_xmit_dsd_a4732;
1598 			uint16_t	_els_xmit_dsd_a6348;
1599 			uint32_t	_els_recv_dsd_length;
1600 			uint16_t	_els_recv_dsd_a1500;
1601 			uint16_t	_els_recv_dsd_a3116;
1602 			uint16_t	_els_recv_dsd_a4732;
1603 			uint16_t	_els_recv_dsd_a6348;
1604 		} out;
1605 	} inout;
1606 #define	els_bytecnt		inout.in._els_bytecnt
1607 #define	els_subcode1		inout.in._els_subcode1
1608 #define	els_subcode2		inout.in._els_subcode2
1609 #define	els_reserved4		inout.in._els_reserved4
1610 #define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1611 #define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1612 #define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1613 #define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1614 #define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1615 #define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1616 #define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1617 #define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1618 #define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1619 #define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1620 #define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1621 #define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1622 } els_t;
1623 
1624 /*
1625  * A handy package structure for running FC-SCSI commands internally
1626  */
1627 typedef struct {
1628 	uint16_t	handle;
1629 	uint16_t	lun;
1630 	uint32_t
1631 		channel : 8,
1632 		portid	: 24;
1633 	uint32_t	timeout;
1634 	union {
1635 		struct {
1636 			uint32_t data_length;
1637 			uint32_t
1638 				no_wait : 1,
1639 				do_read : 1;
1640 			uint8_t cdb[16];
1641 			void *data_ptr;
1642 		} beg;
1643 		struct {
1644 			uint32_t data_residual;
1645 			uint8_t status;
1646 			uint8_t pad;
1647 			uint16_t sense_length;
1648 			uint8_t sense_data[32];
1649 		} end;
1650 	} fcd;
1651 } isp_xcmd_t;
1652 
1653 /*
1654  * Target Mode related definitions
1655  */
1656 #define	QLTM_SENSELEN	18	/* non-FC cards only */
1657 #define QLTM_SVALID	0x80
1658 
1659 /*
1660  * Structure for Enable Lun and Modify Lun queue entries
1661  */
1662 typedef struct {
1663 	isphdr_t	le_header;
1664 	uint32_t	le_reserved;
1665 	uint8_t		le_lun;
1666 	uint8_t		le_rsvd;
1667 	uint8_t		le_ops;		/* Modify LUN only */
1668 	uint8_t		le_tgt;		/* Not for FC */
1669 	uint32_t	le_flags;	/* Not for FC */
1670 	uint8_t		le_status;
1671 	uint8_t		le_reserved2;
1672 	uint8_t		le_cmd_count;
1673 	uint8_t		le_in_count;
1674 	uint8_t		le_cdb6len;	/* Not for FC */
1675 	uint8_t		le_cdb7len;	/* Not for FC */
1676 	uint16_t	le_timeout;
1677 	uint16_t	le_reserved3[20];
1678 } lun_entry_t;
1679 
1680 /*
1681  * le_flags values
1682  */
1683 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1684 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1685 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1686 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1687 
1688 /*
1689  * le_ops values
1690  */
1691 #define LUN_CCINCR	0x01	/* increment command count */
1692 #define LUN_CCDECR	0x02	/* decrement command count */
1693 #define LUN_ININCR	0x40	/* increment immed. notify count */
1694 #define LUN_INDECR	0x80	/* decrement immed. notify count */
1695 
1696 /*
1697  * le_status values
1698  */
1699 #define	LUN_OK		0x01	/* we be rockin' */
1700 #define LUN_ERR		0x04	/* request completed with error */
1701 #define LUN_INVAL	0x06	/* invalid request */
1702 #define LUN_NOCAP	0x16	/* can't provide requested capability */
1703 #define LUN_ENABLED	0x3E	/* LUN already enabled */
1704 
1705 /*
1706  * Immediate Notify Entry structure
1707  */
1708 #define IN_MSGLEN	8	/* 8 bytes */
1709 #define IN_RSVDLEN	8	/* 8 words */
1710 typedef struct {
1711 	isphdr_t	in_header;
1712 	uint32_t	in_reserved;
1713 	uint8_t		in_lun;		/* lun */
1714 	uint8_t		in_iid;		/* initiator */
1715 	uint8_t		in_reserved2;
1716 	uint8_t		in_tgt;		/* target */
1717 	uint32_t	in_flags;
1718 	uint8_t		in_status;
1719 	uint8_t		in_rsvd2;
1720 	uint8_t		in_tag_val;	/* tag value */
1721 	uint8_t		in_tag_type;	/* tag type */
1722 	uint16_t	in_seqid;	/* sequence id */
1723 	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1724 	uint16_t	in_reserved3[IN_RSVDLEN];
1725 	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1726 } in_entry_t;
1727 
1728 typedef struct {
1729 	isphdr_t	in_header;
1730 	uint32_t	in_reserved;
1731 	uint8_t		in_lun;		/* lun */
1732 	uint8_t		in_iid;		/* initiator */
1733 	uint16_t	in_scclun;
1734 	uint32_t	in_reserved2;
1735 	uint16_t	in_status;
1736 	uint16_t	in_task_flags;
1737 	uint16_t	in_seqid;	/* sequence id */
1738 } in_fcentry_t;
1739 
1740 typedef struct {
1741 	isphdr_t	in_header;
1742 	uint32_t	in_reserved;
1743 	uint16_t	in_iid;		/* initiator */
1744 	uint16_t	in_scclun;
1745 	uint32_t	in_reserved2;
1746 	uint16_t	in_status;
1747 	uint16_t	in_task_flags;
1748 	uint16_t	in_seqid;	/* sequence id */
1749 } in_fcentry_e_t;
1750 
1751 /*
1752  * Values for the in_status field
1753  */
1754 #define	IN_REJECT	0x0D	/* Message Reject message received */
1755 #define IN_RESET	0x0E	/* Bus Reset occurred */
1756 #define IN_NO_RCAP	0x16	/* requested capability not available */
1757 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1758 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1759 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1760 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1761 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1762 #define	IN_PORT_CHANGED	0x2A	/* port changed */
1763 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1764 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1765 
1766 /*
1767  * Values for the in_task_flags field- should only get one at a time!
1768  */
1769 #define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1770 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1771 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
1772 #define	TASK_FLAGS_LUN_RESET		(1<<12)
1773 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1774 #define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1775 
1776 /*
1777  * ISP24XX Immediate Notify
1778  */
1779 typedef struct {
1780 	isphdr_t	in_header;
1781 	uint32_t	in_reserved;
1782 	uint16_t	in_nphdl;
1783 	uint16_t	in_reserved1;
1784 	uint16_t	in_flags;
1785 	uint16_t	in_srr_rxid;
1786 	uint16_t	in_status;
1787 	uint8_t		in_status_subcode;
1788 	uint8_t		in_reserved2;
1789 	uint32_t	in_rxid;
1790 	uint16_t	in_srr_reloff_lo;
1791 	uint16_t	in_srr_reloff_hi;
1792 	uint16_t	in_srr_iu;
1793 	uint16_t	in_srr_oxid;
1794 	/*
1795 	 * If bit 2 is set in in_flags, the following
1796 	 * two tags are valid. If the received ELS is
1797 	 * a LOGO, then these tags contain the N Port ID
1798 	 * from the LOGO payload. If the received ELS
1799 	 * request is TPRLO, these tags contain the
1800 	 * Third Party Originator N Port ID.
1801 	 */
1802 	uint16_t	in_nport_id_hi;
1803 	uint8_t		in_nport_id_lo;
1804 	uint8_t		in_reserved3;
1805 	/*
1806 	 * If bit 2 is set in in_flags, the following
1807 	 * tag is valid. If the received ELS is a LOGO,
1808 	 * then this tag contains the n-port handle
1809 	 * from the LOGO payload. If the received ELS
1810 	 * request is TPRLO, this tag contain the
1811 	 * n-port handle for the Third Party Originator.
1812 	 */
1813 	uint16_t	in_np_handle;
1814 	uint8_t		in_reserved4[12];
1815 	uint8_t		in_reserved5;
1816 	uint8_t		in_vpidx;
1817 	uint32_t	in_reserved6;
1818 	uint16_t	in_portid_lo;
1819 	uint8_t		in_portid_hi;
1820 	uint8_t		in_reserved7;
1821 	uint16_t	in_reserved8;
1822 	uint16_t	in_oxid;
1823 } in_fcentry_24xx_t;
1824 
1825 #define	IN24XX_FLAG_PUREX_IOCB		0x1
1826 #define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1827 #define	IN24XX_FLAG_NPHDL_VALID		0x4
1828 
1829 #define	IN24XX_LIP_RESET	0x0E
1830 #define	IN24XX_LINK_RESET	0x0F
1831 #define	IN24XX_PORT_LOGOUT	0x29
1832 #define	IN24XX_PORT_CHANGED	0x2A
1833 #define	IN24XX_LINK_FAILED	0x2E
1834 #define	IN24XX_SRR_RCVD		0x45
1835 #define	IN24XX_ELS_RCVD		0x46	/*
1836 					 * login-affectin ELS received- check
1837 					 * subcode for specific opcode
1838 					 */
1839 
1840 /*
1841  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1842  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1843  * Big Endian format.
1844  */
1845 #define	IN24XX_PLOGI_WWNN_OFF	0x20
1846 #define	IN24XX_PLOGI_WWPN_OFF	0x28
1847 
1848 /*
1849  * For f/w > 4.0.25, this offset in the Immediate Notify contain
1850  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1851  */
1852 #define	IN24XX_LOGO_WWPN_OFF	0x28
1853 
1854 /*
1855  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1856  */
1857 #define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1858 #define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1859 #define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1860 #define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1861 #define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1862 #define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1863 #define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1864 #define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1865 #define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1866 #define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1867 
1868 /*
1869  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1870  */
1871 #define	IN24XX_PORT_CHANGED_BADFAN	0x00
1872 #define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1873 #define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1874 #define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1875 #define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1876 #define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1877 
1878 /*
1879  * Notify Acknowledge Entry structure
1880  */
1881 #define NA_RSVDLEN	22
1882 typedef struct {
1883 	isphdr_t	na_header;
1884 	uint32_t	na_reserved;
1885 	uint8_t		na_lun;		/* lun */
1886 	uint8_t		na_iid;		/* initiator */
1887 	uint8_t		na_reserved2;
1888 	uint8_t		na_tgt;		/* target */
1889 	uint32_t	na_flags;
1890 	uint8_t		na_status;
1891 	uint8_t		na_event;
1892 	uint16_t	na_seqid;	/* sequence id */
1893 	uint16_t	na_reserved3[NA_RSVDLEN];
1894 } na_entry_t;
1895 
1896 /*
1897  * Value for the na_event field
1898  */
1899 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
1900 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1901 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1902 
1903 #define	NA2_RSVDLEN	21
1904 typedef struct {
1905 	isphdr_t	na_header;
1906 	uint32_t	na_reserved;
1907 	uint8_t		na_reserved1;
1908 	uint8_t		na_iid;		/* initiator loop id */
1909 	uint16_t	na_response;
1910 	uint16_t	na_flags;
1911 	uint16_t	na_reserved2;
1912 	uint16_t	na_status;
1913 	uint16_t	na_task_flags;
1914 	uint16_t	na_seqid;	/* sequence id */
1915 	uint16_t	na_reserved3[NA2_RSVDLEN];
1916 } na_fcentry_t;
1917 
1918 typedef struct {
1919 	isphdr_t	na_header;
1920 	uint32_t	na_reserved;
1921 	uint16_t	na_iid;		/* initiator loop id */
1922 	uint16_t	na_response;	/* response code */
1923 	uint16_t	na_flags;
1924 	uint16_t	na_reserved2;
1925 	uint16_t	na_status;
1926 	uint16_t	na_task_flags;
1927 	uint16_t	na_seqid;	/* sequence id */
1928 	uint16_t	na_reserved3[NA2_RSVDLEN];
1929 } na_fcentry_e_t;
1930 
1931 #define	NAFC_RCOUNT	0x80	/* increment resource count */
1932 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1933 #define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1934 
1935 /*
1936  * ISP24XX Notify Acknowledge
1937  */
1938 
1939 typedef struct {
1940 	isphdr_t	na_header;
1941 	uint32_t	na_handle;
1942 	uint16_t	na_nphdl;
1943 	uint16_t	na_reserved1;
1944 	uint16_t	na_flags;
1945 	uint16_t	na_srr_rxid;
1946 	uint16_t	na_status;
1947 	uint8_t		na_status_subcode;
1948 	uint8_t		na_reserved2;
1949 	uint32_t	na_rxid;
1950 	uint16_t	na_srr_reloff_lo;
1951 	uint16_t	na_srr_reloff_hi;
1952 	uint16_t	na_srr_iu;
1953 	uint16_t	na_srr_flags;
1954 	uint8_t		na_reserved3[18];
1955 	uint8_t		na_reserved4;
1956 	uint8_t		na_vpidx;
1957 	uint8_t		na_srr_reject_vunique;
1958 	uint8_t		na_srr_reject_explanation;
1959 	uint8_t		na_srr_reject_code;
1960 	uint8_t		na_reserved5;
1961 	uint8_t		na_reserved6[6];
1962 	uint16_t	na_oxid;
1963 } na_fcentry_24xx_t;
1964 
1965 /*
1966  * Accept Target I/O Entry structure
1967  */
1968 #define ATIO_CDBLEN	26
1969 
1970 typedef struct {
1971 	isphdr_t	at_header;
1972 	uint16_t	at_reserved;
1973 	uint16_t	at_handle;
1974 	uint8_t		at_lun;		/* lun */
1975 	uint8_t		at_iid;		/* initiator */
1976 	uint8_t		at_cdblen; 	/* cdb length */
1977 	uint8_t		at_tgt;		/* target */
1978 	uint32_t	at_flags;
1979 	uint8_t		at_status;	/* firmware status */
1980 	uint8_t		at_scsi_status;	/* scsi status */
1981 	uint8_t		at_tag_val;	/* tag value */
1982 	uint8_t		at_tag_type;	/* tag type */
1983 	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
1984 	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
1985 } at_entry_t;
1986 
1987 /*
1988  * at_flags values
1989  */
1990 #define AT_NODISC	0x00008000	/* disconnect disabled */
1991 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
1992 
1993 /*
1994  * at_status values
1995  */
1996 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
1997 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
1998 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
1999 #define AT_NOCAP	0x16	/* Requested capability not available */
2000 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2001 #define AT_CDB		0x3D	/* CDB received */
2002 /*
2003  * Macros to create and fetch and test concatenated handle and tag value macros
2004  * (SPI only)
2005  */
2006 #define	AT_MAKE_TAGID(tid, aep)						\
2007 	tid = aep->at_handle;						\
2008 	if (aep->at_flags & AT_TQAE) {					\
2009 		tid |= (aep->at_tag_val << 16);				\
2010 		tid |= (1 << 24);					\
2011 	}
2012 
2013 #define	CT_MAKE_TAGID(tid, ct)						\
2014 	tid = ct->ct_fwhandle;						\
2015 	if (ct->ct_flags & CT_TQAE) {					\
2016 		tid |= (ct->ct_tag_val << 16);				\
2017 		tid |= (1 << 24);					\
2018 	}
2019 
2020 #define	AT_HAS_TAG(val)		((val) & (1 << 24))
2021 #define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2022 #define	AT_GET_HANDLE(val)	((val) & 0xffff)
2023 
2024 #define	IN_MAKE_TAGID(tid, inp)						\
2025 	tid = inp->in_seqid;						\
2026 	tid |= (inp->in_tag_val << 16);					\
2027 	tid |= (1 << 24)
2028 
2029 /*
2030  * Accept Target I/O Entry structure, Type 2
2031  */
2032 #define ATIO2_CDBLEN	16
2033 
2034 typedef struct {
2035 	isphdr_t	at_header;
2036 	uint32_t	at_reserved;
2037 	uint8_t		at_lun;		/* lun or reserved */
2038 	uint8_t		at_iid;		/* initiator */
2039 	uint16_t	at_rxid; 	/* response ID */
2040 	uint16_t	at_flags;
2041 	uint16_t	at_status;	/* firmware status */
2042 	uint8_t		at_crn;		/* command reference number */
2043 	uint8_t		at_taskcodes;
2044 	uint8_t		at_taskflags;
2045 	uint8_t		at_execodes;
2046 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2047 	uint32_t	at_datalen;		/* allocated data len */
2048 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2049 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2050 	uint16_t	at_reserved2[6];
2051 	uint16_t	at_oxid;
2052 } at2_entry_t;
2053 
2054 typedef struct {
2055 	isphdr_t	at_header;
2056 	uint32_t	at_reserved;
2057 	uint16_t	at_iid;		/* initiator */
2058 	uint16_t	at_rxid; 	/* response ID */
2059 	uint16_t	at_flags;
2060 	uint16_t	at_status;	/* firmware status */
2061 	uint8_t		at_crn;		/* command reference number */
2062 	uint8_t		at_taskcodes;
2063 	uint8_t		at_taskflags;
2064 	uint8_t		at_execodes;
2065 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2066 	uint32_t	at_datalen;		/* allocated data len */
2067 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2068 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2069 	uint16_t	at_reserved2[6];
2070 	uint16_t	at_oxid;
2071 } at2e_entry_t;
2072 
2073 #define	ATIO2_WWPN_OFFSET	0x2A
2074 #define	ATIO2_OXID_OFFSET	0x3E
2075 
2076 #define	ATIO2_TC_ATTR_MASK	0x7
2077 #define	ATIO2_TC_ATTR_SIMPLEQ	0
2078 #define	ATIO2_TC_ATTR_HEADOFQ	1
2079 #define	ATIO2_TC_ATTR_ORDERED	2
2080 #define	ATIO2_TC_ATTR_ACAQ	4
2081 #define	ATIO2_TC_ATTR_UNTAGGED	5
2082 
2083 #define	ATIO2_EX_WRITE		0x1
2084 #define	ATIO2_EX_READ		0x2
2085 /*
2086  * Macros to create and fetch and test concatenated handle and tag value macros
2087  */
2088 #define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2089 	tid = aep->at_rxid;						\
2090 	tid |= (((uint64_t)inst) << 32);				\
2091 	tid |= (((uint64_t)bus) << 48)
2092 
2093 #define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2094 	tid = ct->ct_rxid;						\
2095 	tid |= (((uint64_t)inst) << 32);				\
2096 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2097 
2098 #define	AT2_HAS_TAG(val)	1
2099 #define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2100 #define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2101 #define	AT2_GET_HANDLE		AT2_GET_TAG
2102 #define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2103 
2104 #define	FC_HAS_TAG	AT2_HAS_TAG
2105 #define	FC_GET_TAG	AT2_GET_TAG
2106 #define	FC_GET_INST	AT2_GET_INST
2107 #define	FC_GET_HANDLE	AT2_GET_HANDLE
2108 
2109 #define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2110 	tid = seqid;							\
2111 	tid |= (((uint64_t)inst) << 32);				\
2112 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2113 
2114 #define	FC_TAG_INSERT_INST(tid, inst)					\
2115 	tid &= ~0x0000ffff00000000ull;					\
2116 	tid |= (((uint64_t)inst) << 32)
2117 
2118 /*
2119  * 24XX ATIO Definition
2120  *
2121  * This is *quite* different from other entry types.
2122  * First of all, it has its own queue it comes in on.
2123  *
2124  * Secondly, it doesn't have a normal header.
2125  *
2126  * Thirdly, it's just a passthru of the FCP CMND IU
2127  * which is recorded in big endian mode.
2128  */
2129 typedef struct {
2130 	uint8_t		at_type;
2131 	uint8_t		at_count;
2132 	/*
2133 	 * Task attribute in high four bits,
2134 	 * the rest is the FCP CMND IU Length.
2135 	 * NB: the command can extend past the
2136 	 * length for a single queue entry.
2137 	 */
2138 	uint16_t	at_ta_len;
2139 	uint32_t	at_rxid;
2140 	fc_hdr_t	at_hdr;
2141 	fcp_cmnd_iu_t	at_cmnd;
2142 } at7_entry_t;
2143 #define	AT7_NORESRC_RXID	0xffffffff
2144 
2145 
2146 /*
2147  * Continue Target I/O Entry structure
2148  * Request from driver. The response from the
2149  * ISP firmware is the same except that the last 18
2150  * bytes are overwritten by suggested sense data if
2151  * the 'autosense valid' bit is set in the status byte.
2152  */
2153 typedef struct {
2154 	isphdr_t	ct_header;
2155 	uint16_t	ct_syshandle;
2156 	uint16_t	ct_fwhandle;	/* required by f/w */
2157 	uint8_t		ct_lun;	/* lun */
2158 	uint8_t		ct_iid;	/* initiator id */
2159 	uint8_t		ct_reserved2;
2160 	uint8_t		ct_tgt;	/* our target id */
2161 	uint32_t	ct_flags;
2162 	uint8_t 	ct_status;	/* isp status */
2163 	uint8_t 	ct_scsi_status;	/* scsi status */
2164 	uint8_t 	ct_tag_val;	/* tag value */
2165 	uint8_t 	ct_tag_type;	/* tag type */
2166 	uint32_t	ct_xfrlen;	/* transfer length */
2167 	int32_t		ct_resid;	/* residual length */
2168 	uint16_t	ct_timeout;
2169 	uint16_t	ct_seg_count;
2170 	ispds_t		ct_dataseg[ISP_RQDSEG];
2171 } ct_entry_t;
2172 
2173 /*
2174  * For some of the dual port SCSI adapters, port (bus #) is reported
2175  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2176  *
2177  * Note that this does not apply to FC adapters at all which can and
2178  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2179  * that have logged in across a SCSI fabric.
2180  */
2181 #define	GET_IID_VAL(x)		(x & 0x3f)
2182 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2183 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2184 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2185 
2186 /*
2187  * ct_flags values
2188  */
2189 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2190 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
2191 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
2192 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2193 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2194 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2195 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2196 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2197 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2198 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2199 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2200 
2201 /*
2202  * ct_status values
2203  * - set by the firmware when it returns the CTIO
2204  */
2205 #define CT_OK		0x01	/* completed without error */
2206 #define CT_ABORTED	0x02	/* aborted by host */
2207 #define CT_ERR		0x04	/* see sense data for error */
2208 #define CT_INVAL	0x06	/* request for disabled lun */
2209 #define CT_NOPATH	0x07	/* invalid ITL nexus */
2210 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2211 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2212 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2213 #define CT_TIMEOUT	0x0B	/* timed out */
2214 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2215 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2216 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2217 #define	CT_PANIC	0x13	/* Unrecoverable Error */
2218 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2219 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2220 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2221 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2222 #define	CT_PORTUNAVAIL	0x28	/* port not available */
2223 #define	CT_LOGOUT	0x29	/* port logout */
2224 #define	CT_PORTCHANGED	0x2A	/* port changed */
2225 #define	CT_IDE		0x33	/* Initiator Detected Error */
2226 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2227 #define	CT_SRR		0x45	/* SRR Received */
2228 #define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2229 
2230 #define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2231 
2232 /*
2233  * When the firmware returns a CTIO entry, it may overwrite the last
2234  * part of the structure with sense data. This starts at offset 0x2E
2235  * into the entry, which is in the middle of ct_dataseg[1]. Rather
2236  * than define a new struct for this, I'm just using the sense data
2237  * offset.
2238  */
2239 #define CTIO_SENSE_OFFSET	0x2E
2240 
2241 /*
2242  * Entry length in u_longs. All entries are the same size so
2243  * any one will do as the numerator.
2244  */
2245 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2246 
2247 /*
2248  * QLA2100 CTIO (type 2) entry
2249  */
2250 #define	MAXRESPLEN	26
2251 typedef struct {
2252 	isphdr_t	ct_header;
2253 	uint32_t	ct_syshandle;
2254 	uint8_t		ct_lun;		/* lun */
2255 	uint8_t		ct_iid;		/* initiator id */
2256 	uint16_t	ct_rxid;	/* response ID */
2257 	uint16_t	ct_flags;
2258 	uint16_t 	ct_status;	/* isp status */
2259 	uint16_t	ct_timeout;
2260 	uint16_t	ct_seg_count;
2261 	uint32_t	ct_reloff;	/* relative offset */
2262 	int32_t		ct_resid;	/* residual length */
2263 	union {
2264 		/*
2265 		 * The three different modes that the target driver
2266 		 * can set the CTIO{2,3,4} up as.
2267 		 *
2268 		 * The first is for sending FCP_DATA_IUs as well as
2269 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2270 		 *
2271 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2272 		 * Note that no FCP_DATA_IUs will be sent.
2273 		 *
2274 		 * The third is for sending FCP_RSP_IUs as built specifically
2275 		 * in system memory as located by the isp_dataseg.
2276 		 */
2277 		struct {
2278 			uint32_t _reserved;
2279 			uint16_t _reserved2;
2280 			uint16_t ct_scsi_status;
2281 			uint32_t ct_xfrlen;
2282 			union {
2283 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2284 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2285 				ispdslist_t ct_dslist;
2286 			} u;
2287 		} m0;
2288 		struct {
2289 			uint16_t _reserved;
2290 			uint16_t _reserved2;
2291 			uint16_t ct_senselen;
2292 			uint16_t ct_scsi_status;
2293 			uint16_t ct_resplen;
2294 			uint8_t  ct_resp[MAXRESPLEN];
2295 		} m1;
2296 		struct {
2297 			uint32_t _reserved;
2298 			uint16_t _reserved2;
2299 			uint16_t _reserved3;
2300 			uint32_t ct_datalen;
2301 			ispds_t ct_fcp_rsp_iudata;
2302 		} m2;
2303 	} rsp;
2304 } ct2_entry_t;
2305 
2306 typedef struct {
2307 	isphdr_t	ct_header;
2308 	uint32_t	ct_syshandle;
2309 	uint16_t	ct_iid;		/* initiator id */
2310 	uint16_t	ct_rxid;	/* response ID */
2311 	uint16_t	ct_flags;
2312 	uint16_t 	ct_status;	/* isp status */
2313 	uint16_t	ct_timeout;
2314 	uint16_t	ct_seg_count;
2315 	uint32_t	ct_reloff;	/* relative offset */
2316 	int32_t		ct_resid;	/* residual length */
2317 	union {
2318 		struct {
2319 			uint32_t _reserved;
2320 			uint16_t _reserved2;
2321 			uint16_t ct_scsi_status;
2322 			uint32_t ct_xfrlen;
2323 			union {
2324 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2325 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2326 				ispdslist_t ct_dslist;
2327 			} u;
2328 		} m0;
2329 		struct {
2330 			uint16_t _reserved;
2331 			uint16_t _reserved2;
2332 			uint16_t ct_senselen;
2333 			uint16_t ct_scsi_status;
2334 			uint16_t ct_resplen;
2335 			uint8_t  ct_resp[MAXRESPLEN];
2336 		} m1;
2337 		struct {
2338 			uint32_t _reserved;
2339 			uint16_t _reserved2;
2340 			uint16_t _reserved3;
2341 			uint32_t ct_datalen;
2342 			ispds_t ct_fcp_rsp_iudata;
2343 		} m2;
2344 	} rsp;
2345 } ct2e_entry_t;
2346 
2347 /*
2348  * ct_flags values for CTIO2
2349  */
2350 #define	CT2_FLAG_MODE0	0x0000
2351 #define	CT2_FLAG_MODE1	0x0001
2352 #define	CT2_FLAG_MODE2	0x0002
2353 #define		CT2_FLAG_MMASK	0x0003
2354 #define CT2_DATA_IN	0x0040
2355 #define CT2_DATA_OUT	0x0080
2356 #define CT2_NO_DATA	0x00C0
2357 #define 	CT2_DATAMASK	0x00C0
2358 #define	CT2_CCINCR	0x0100
2359 #define	CT2_FASTPOST	0x0200
2360 #define	CT2_CONFIRM	0x2000
2361 #define	CT2_TERMINATE	0x4000
2362 #define CT2_SENDSTATUS	0x8000
2363 
2364 /*
2365  * ct_status values are (mostly) the same as that for ct_entry.
2366  */
2367 
2368 /*
2369  * ct_scsi_status values- the low 8 bits are the normal SCSI status
2370  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2371  * fields.
2372  */
2373 #define	CT2_RSPLEN_VALID	0x0100
2374 #define	CT2_SNSLEN_VALID	0x0200
2375 #define	CT2_DATA_OVER		0x0400
2376 #define	CT2_DATA_UNDER		0x0800
2377 
2378 /*
2379  * ISP24XX CTIO
2380  */
2381 #define	MAXRESPLEN_24XX	24
2382 typedef struct {
2383 	isphdr_t	ct_header;
2384 	uint32_t	ct_syshandle;
2385 	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2386 	uint16_t	ct_timeout;
2387 	uint16_t	ct_seg_count;
2388 	uint8_t		ct_vpidx;
2389 	uint8_t		ct_xflags;
2390 	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2391 	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2392 	uint8_t		ct_reserved;
2393 	uint32_t	ct_rxid;
2394 	uint16_t	ct_senselen;	/* mode 1 only */
2395 	uint16_t	ct_flags;
2396 	int32_t		ct_resid;	/* residual length */
2397 	uint16_t	ct_oxid;
2398 	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2399 	union {
2400 		struct {
2401 			uint32_t	reloff;
2402 			uint32_t	reserved0;
2403 			uint32_t	ct_xfrlen;
2404 			uint32_t	reserved1;
2405 			ispds64_t	ds;
2406 		} m0;
2407 		struct {
2408 			uint16_t ct_resplen;
2409 			uint16_t reserved;
2410 			uint8_t  ct_resp[MAXRESPLEN_24XX];
2411 		} m1;
2412 		struct {
2413 			uint32_t reserved0;
2414 			uint32_t ct_datalen;
2415 			uint32_t reserved1;
2416 			ispds64_t ct_fcp_rsp_iudata;
2417 		} m2;
2418 	} rsp;
2419 } ct7_entry_t;
2420 
2421 /*
2422  * ct_flags values for CTIO7
2423  */
2424 #define CT7_DATA_IN	0x0002
2425 #define CT7_DATA_OUT	0x0001
2426 #define CT7_NO_DATA	0x0000
2427 #define 	CT7_DATAMASK	0x003
2428 #define	CT7_DSD_ENABLE	0x0004
2429 #define	CT7_CONF_STSFD	0x0010
2430 #define	CT7_EXPLCT_CONF	0x0020
2431 #define	CT7_FLAG_MODE0	0x0000
2432 #define	CT7_FLAG_MODE1	0x0040
2433 #define	CT7_FLAG_MODE2	0x0080
2434 #define		CT7_FLAG_MMASK	0x00C0
2435 #define	CT7_NOACK	0x0100
2436 #define	CT7_TASK_ATTR_SHIFT	9
2437 #define	CT7_CONFIRM	0x2000
2438 #define	CT7_TERMINATE	0x4000
2439 #define CT7_SENDSTATUS	0x8000
2440 
2441 /*
2442  * Type 7 CTIO status codes
2443  */
2444 #define CT7_OK		0x01	/* completed without error */
2445 #define CT7_ABORTED	0x02	/* aborted by host */
2446 #define CT7_ERR		0x04	/* see sense data for error */
2447 #define CT7_INVAL	0x06	/* request for disabled lun */
2448 #define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2449 #define	CT7_DATA_OVER	0x09	/* Data Overrun */
2450 #define CT7_TIMEOUT	0x0B	/* timed out */
2451 #define CT7_RESET	0x0E	/* LIP Rset Received */
2452 #define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2453 #define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2454 #define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2455 #define	CT7_PORTUNAVAIL	0x28	/* port not available */
2456 #define	CT7_LOGOUT	0x29	/* port logout */
2457 #define	CT7_PORTCHANGED	0x2A	/* port changed */
2458 #define	CT7_SRR		0x45	/* SRR Received */
2459 
2460 /*
2461  * Other 24XX related target IOCBs
2462  */
2463 
2464 /*
2465  * ABTS Received
2466  */
2467 typedef struct {
2468 	isphdr_t	abts_header;
2469 	uint8_t		abts_reserved0[6];
2470 	uint16_t	abts_nphdl;
2471 	uint16_t	abts_reserved1;
2472 	uint16_t	abts_sof;
2473 	uint32_t	abts_rxid_abts;
2474 	uint16_t	abts_did_lo;
2475 	uint8_t		abts_did_hi;
2476 	uint8_t		abts_r_ctl;
2477 	uint16_t	abts_sid_lo;
2478 	uint8_t		abts_sid_hi;
2479 	uint8_t		abts_cs_ctl;
2480 	uint16_t	abts_fs_ctl;
2481 	uint8_t		abts_f_ctl;
2482 	uint8_t		abts_type;
2483 	uint16_t	abts_seq_cnt;
2484 	uint8_t		abts_df_ctl;
2485 	uint8_t		abts_seq_id;
2486 	uint16_t	abts_rx_id;
2487 	uint16_t	abts_ox_id;
2488 	uint32_t	abts_param;
2489 	uint8_t		abts_reserved2[16];
2490 	uint32_t	abts_rxid_task;
2491 } abts_t;
2492 
2493 typedef struct {
2494 	isphdr_t	abts_rsp_header;
2495 	uint32_t	abts_rsp_handle;
2496 	uint16_t	abts_rsp_status;
2497 	uint16_t	abts_rsp_nphdl;
2498 	uint16_t	abts_rsp_ctl_flags;
2499 	uint16_t	abts_rsp_sof;
2500 	uint32_t	abts_rsp_rxid_abts;
2501 	uint16_t	abts_rsp_did_lo;
2502 	uint8_t		abts_rsp_did_hi;
2503 	uint8_t		abts_rsp_r_ctl;
2504 	uint16_t	abts_rsp_sid_lo;
2505 	uint8_t		abts_rsp_sid_hi;
2506 	uint8_t		abts_rsp_cs_ctl;
2507 	uint16_t	abts_rsp_f_ctl_lo;
2508 	uint8_t		abts_rsp_f_ctl_hi;
2509 	uint8_t		abts_rsp_type;
2510 	uint16_t	abts_rsp_seq_cnt;
2511 	uint8_t		abts_rsp_df_ctl;
2512 	uint8_t		abts_rsp_seq_id;
2513 	uint16_t	abts_rsp_rx_id;
2514 	uint16_t	abts_rsp_ox_id;
2515 	uint32_t	abts_rsp_param;
2516 	union {
2517 		struct {
2518 			uint16_t reserved;
2519 			uint8_t	last_seq_id;
2520 			uint8_t seq_id_valid;
2521 			uint16_t aborted_rx_id;
2522 			uint16_t aborted_ox_id;
2523 			uint16_t high_seq_cnt;
2524 			uint16_t low_seq_cnt;
2525 			uint8_t reserved2[4];
2526 		} ba_acc;
2527 		struct {
2528 			uint8_t vendor_unique;
2529 			uint8_t	explanation;
2530 			uint8_t reason;
2531 			uint8_t reserved;
2532 			uint8_t reserved2[12];
2533 		} ba_rjt;
2534 		struct {
2535 			uint8_t reserved[8];
2536 			uint32_t subcode1;
2537 			uint32_t subcode2;
2538 		} rsp;
2539 		uint8_t reserved[16];
2540 	} abts_rsp_payload;
2541 	uint32_t	abts_rsp_rxid_task;
2542 } abts_rsp_t;
2543 
2544 /* terminate this ABTS exchange */
2545 #define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2546 
2547 #define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2548 #define	ISP24XX_ABTS_RSP_RESET		0x04
2549 #define	ISP24XX_ABTS_RSP_ABORTED	0x05
2550 #define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2551 #define	ISP24XX_ABTS_RSP_INVXID		0x08
2552 #define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2553 #define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2554 
2555 #define	ISP24XX_NO_TASK			0xffffffff
2556 
2557 /*
2558  * Miscellaneous
2559  *
2560  * These are the limits of the number of dma segments we
2561  * can deal with based not on the size of the segment counter
2562  * (which is 16 bits), but on the size of the number of
2563  * queue entries field (which is 8 bits). We assume no
2564  * segments in the first queue entry, so we can either
2565  * have 7 dma segments per continuation entry or 5
2566  * (for 64 bit dma).. multiplying out by 254....
2567  */
2568 #define	ISP_NSEG_MAX	1778
2569 #define	ISP_NSEG64_MAX	1270
2570 
2571 #endif	/* _ISPMBOX_H */
2572