xref: /netbsd-src/sys/dev/ic/ispmbox.h (revision 4e6df137e8e14049b5a701d249962c480449c141)
1 /* $NetBSD: ispmbox.h,v 1.54 2010/01/03 02:47:10 mjacob Exp $ */
2 /*
3  * Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration
4  * All rights reserved.
5  *
6  * Additional Copyright (C) 2000-2007 by Matthew Jacob
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 /*
32  * Mailbox and Queue Entry Definitions for for Qlogic ISP SCSI adapters.
33  */
34 #ifndef	_ISPMBOX_H
35 #define	_ISPMBOX_H
36 
37 /*
38  * Mailbox Command Opcodes
39  */
40 #define MBOX_NO_OP			0x0000
41 #define MBOX_LOAD_RAM			0x0001
42 #define MBOX_EXEC_FIRMWARE		0x0002
43 #define MBOX_DUMP_RAM			0x0003
44 #define MBOX_WRITE_RAM_WORD		0x0004
45 #define MBOX_READ_RAM_WORD		0x0005
46 #define MBOX_MAILBOX_REG_TEST		0x0006
47 #define MBOX_VERIFY_CHECKSUM		0x0007
48 #define MBOX_ABOUT_FIRMWARE		0x0008
49 #define	MBOX_LOAD_RISC_RAM_2100		0x0009
50 					/*   a */
51 #define	MBOX_LOAD_RISC_RAM		0x000b
52 					/*   c */
53 #define MBOX_WRITE_RAM_WORD_EXTENDED	0x000d
54 #define MBOX_CHECK_FIRMWARE		0x000e
55 #define	MBOX_READ_RAM_WORD_EXTENDED	0x000f
56 #define MBOX_INIT_REQ_QUEUE		0x0010
57 #define MBOX_INIT_RES_QUEUE		0x0011
58 #define MBOX_EXECUTE_IOCB		0x0012
59 #define MBOX_WAKE_UP			0x0013
60 #define MBOX_STOP_FIRMWARE		0x0014
61 #define MBOX_ABORT			0x0015
62 #define MBOX_ABORT_DEVICE		0x0016
63 #define MBOX_ABORT_TARGET		0x0017
64 #define MBOX_BUS_RESET			0x0018
65 #define MBOX_STOP_QUEUE			0x0019
66 #define MBOX_START_QUEUE		0x001a
67 #define MBOX_SINGLE_STEP_QUEUE		0x001b
68 #define MBOX_ABORT_QUEUE		0x001c
69 #define MBOX_GET_DEV_QUEUE_STATUS	0x001d
70 					/*  1e */
71 #define MBOX_GET_FIRMWARE_STATUS	0x001f
72 #define MBOX_GET_INIT_SCSI_ID		0x0020
73 #define MBOX_GET_SELECT_TIMEOUT		0x0021
74 #define MBOX_GET_RETRY_COUNT		0x0022
75 #define MBOX_GET_TAG_AGE_LIMIT		0x0023
76 #define MBOX_GET_CLOCK_RATE		0x0024
77 #define MBOX_GET_ACT_NEG_STATE		0x0025
78 #define MBOX_GET_ASYNC_DATA_SETUP_TIME	0x0026
79 #define MBOX_GET_SBUS_PARAMS		0x0027
80 #define		MBOX_GET_PCI_PARAMS	MBOX_GET_SBUS_PARAMS
81 #define MBOX_GET_TARGET_PARAMS		0x0028
82 #define MBOX_GET_DEV_QUEUE_PARAMS	0x0029
83 #define	MBOX_GET_RESET_DELAY_PARAMS	0x002a
84 					/*  2b */
85 					/*  2c */
86 					/*  2d */
87 					/*  2e */
88 					/*  2f */
89 #define MBOX_SET_INIT_SCSI_ID		0x0030
90 #define MBOX_SET_SELECT_TIMEOUT		0x0031
91 #define MBOX_SET_RETRY_COUNT		0x0032
92 #define MBOX_SET_TAG_AGE_LIMIT		0x0033
93 #define MBOX_SET_CLOCK_RATE		0x0034
94 #define MBOX_SET_ACT_NEG_STATE		0x0035
95 #define MBOX_SET_ASYNC_DATA_SETUP_TIME	0x0036
96 #define MBOX_SET_SBUS_CONTROL_PARAMS	0x0037
97 #define		MBOX_SET_PCI_PARAMETERS	0x0037
98 #define MBOX_SET_TARGET_PARAMS		0x0038
99 #define MBOX_SET_DEV_QUEUE_PARAMS	0x0039
100 #define	MBOX_SET_RESET_DELAY_PARAMS	0x003a
101 					/*  3b */
102 					/*  3c */
103 					/*  3d */
104 					/*  3e */
105 					/*  3f */
106 #define	MBOX_RETURN_BIOS_BLOCK_ADDR	0x0040
107 #define	MBOX_WRITE_FOUR_RAM_WORDS	0x0041
108 #define	MBOX_EXEC_BIOS_IOCB		0x0042
109 #define	MBOX_SET_FW_FEATURES		0x004a
110 #define	MBOX_GET_FW_FEATURES		0x004b
111 #define		FW_FEATURE_FAST_POST	0x1
112 #define		FW_FEATURE_LVD_NOTIFY	0x2
113 #define		FW_FEATURE_RIO_32BIT	0x4
114 #define		FW_FEATURE_RIO_16BIT	0x8
115 
116 #define	MBOX_INIT_REQ_QUEUE_A64		0x0052
117 #define	MBOX_INIT_RES_QUEUE_A64		0x0053
118 
119 #define	MBOX_ENABLE_TARGET_MODE		0x0055
120 #define		ENABLE_TARGET_FLAG	0x8000
121 #define		ENABLE_TQING_FLAG	0x0004
122 #define		ENABLE_MANDATORY_DISC	0x0002
123 #define	MBOX_GET_TARGET_STATUS		0x0056
124 
125 /* These are for the ISP2X00 FC cards */
126 #define	MBOX_GET_LOOP_ID		0x0020
127 /* for 24XX cards, outgoing mailbox 7 has these values for F or FL topologies */
128 #define		ISP24XX_INORDER		0x0100
129 #define		ISP24XX_NPIV_SAN	0x0400
130 #define		ISP24XX_VSAN_SAN	0x1000
131 #define		ISP24XX_FC_SP_SAN	0x2000
132 
133 #define	MBOX_GET_FIRMWARE_OPTIONS	0x0028
134 #define	MBOX_SET_FIRMWARE_OPTIONS	0x0038
135 #define	MBOX_GET_RESOURCE_COUNT		0x0042
136 #define	MBOX_REQUEST_OFFLINE_MODE	0x0043
137 #define	MBOX_ENHANCED_GET_PDB		0x0047
138 #define	MBOX_INIT_FIRMWARE_MULTI_ID	0x0048	/* 2400 only */
139 #define	MBOX_GET_VP_DATABASE		0x0049	/* 2400 only */
140 #define	MBOX_GET_VP_DATABASE_ENTRY	0x004a	/* 2400 only */
141 #define	MBOX_EXEC_COMMAND_IOCB_A64	0x0054
142 #define	MBOX_INIT_FIRMWARE		0x0060
143 #define	MBOX_GET_INIT_CONTROL_BLOCK	0x0061
144 #define	MBOX_INIT_LIP			0x0062
145 #define	MBOX_GET_FC_AL_POSITION_MAP	0x0063
146 #define	MBOX_GET_PORT_DB		0x0064
147 #define	MBOX_CLEAR_ACA			0x0065
148 #define	MBOX_TARGET_RESET		0x0066
149 #define	MBOX_CLEAR_TASK_SET		0x0067
150 #define	MBOX_ABORT_TASK_SET		0x0068
151 #define	MBOX_GET_FW_STATE		0x0069
152 #define	MBOX_GET_PORT_NAME		0x006A
153 #define	MBOX_GET_LINK_STATUS		0x006B
154 #define	MBOX_INIT_LIP_RESET		0x006C
155 #define	MBOX_SEND_SNS			0x006E
156 #define	MBOX_FABRIC_LOGIN		0x006F
157 #define	MBOX_SEND_CHANGE_REQUEST	0x0070
158 #define	MBOX_FABRIC_LOGOUT		0x0071
159 #define	MBOX_INIT_LIP_LOGIN		0x0072
160 #define	MBOX_LUN_RESET			0x007E
161 
162 #define	MBOX_DRIVER_HEARTBEAT		0x005B
163 #define	MBOX_FW_HEARTBEAT		0x005C
164 
165 #define	MBOX_GET_SET_DATA_RATE		0x005D	/* 24XX/23XX only */
166 #define		MBGSD_GET_RATE		0
167 #define		MBGSD_SET_RATE		1
168 #define		MBGSD_SET_RATE_NOW	2	/* 24XX only */
169 #define		MBGSD_ONEGB	0
170 #define		MBGSD_TWOGB	1
171 #define		MBGSD_AUTO	2
172 #define		MBGSD_FOURGB	3		/* 24XX only */
173 #define		MBGSD_EIGHTGB	4		/* 25XX only */
174 
175 
176 #define	ISP2100_SET_PCI_PARAM		0x00ff
177 
178 #define	MBOX_BUSY			0x04
179 
180 /*
181  * Mailbox Command Complete Status Codes
182  */
183 #define	MBOX_COMMAND_COMPLETE		0x4000
184 #define	MBOX_INVALID_COMMAND		0x4001
185 #define	MBOX_HOST_INTERFACE_ERROR	0x4002
186 #define	MBOX_TEST_FAILED		0x4003
187 #define	MBOX_COMMAND_ERROR		0x4005
188 #define	MBOX_COMMAND_PARAM_ERROR	0x4006
189 #define	MBOX_PORT_ID_USED		0x4007
190 #define	MBOX_LOOP_ID_USED		0x4008
191 #define	MBOX_ALL_IDS_USED		0x4009
192 #define	MBOX_NOT_LOGGED_IN		0x400A
193 /* pseudo mailbox completion codes */
194 #define	MBOX_REGS_BUSY			0x6000	/* registers in use */
195 #define	MBOX_TIMEOUT			0x6001	/* command timed out */
196 
197 #define	MBLOGALL			0x000f
198 #define	MBLOGNONE			0x0000
199 #define	MBLOGMASK(x)			((x) & 0xf)
200 
201 /*
202  * Asynchronous event status codes
203  */
204 #define	ASYNC_BUS_RESET			0x8001
205 #define	ASYNC_SYSTEM_ERROR		0x8002
206 #define	ASYNC_RQS_XFER_ERR		0x8003
207 #define	ASYNC_RSP_XFER_ERR		0x8004
208 #define	ASYNC_QWAKEUP			0x8005
209 #define	ASYNC_TIMEOUT_RESET		0x8006
210 #define	ASYNC_DEVICE_RESET		0x8007
211 #define	ASYNC_EXTMSG_UNDERRUN		0x800A
212 #define	ASYNC_SCAM_INT			0x800B
213 #define	ASYNC_HUNG_SCSI			0x800C
214 #define	ASYNC_KILLED_BUS		0x800D
215 #define	ASYNC_BUS_TRANSIT		0x800E	/* LVD -> HVD, eg. */
216 #define	ASYNC_LIP_OCCURRED		0x8010
217 #define	ASYNC_LOOP_UP			0x8011
218 #define	ASYNC_LOOP_DOWN			0x8012
219 #define	ASYNC_LOOP_RESET		0x8013
220 #define	ASYNC_PDB_CHANGED		0x8014
221 #define	ASYNC_CHANGE_NOTIFY		0x8015
222 #define	ASYNC_LIP_F8			0x8016
223 #define	ASYNC_LIP_ERROR			0x8017
224 #define	ASYNC_SECURITY_UPDATE		0x801B
225 #define	ASYNC_CMD_CMPLT			0x8020
226 #define	ASYNC_CTIO_DONE			0x8021
227 #define	ASYNC_IP_XMIT_DONE		0x8022
228 #define	ASYNC_IP_RECV_DONE		0x8023
229 #define	ASYNC_IP_BROADCAST		0x8024
230 #define	ASYNC_IP_RCVQ_LOW		0x8025
231 #define	ASYNC_IP_RCVQ_EMPTY		0x8026
232 #define	ASYNC_IP_RECV_DONE_ALIGNED	0x8027
233 #define	ASYNC_PTPMODE			0x8030
234 #define	ASYNC_RIO1			0x8031
235 #define	ASYNC_RIO2			0x8032
236 #define	ASYNC_RIO3			0x8033
237 #define	ASYNC_RIO4			0x8034
238 #define	ASYNC_RIO5			0x8035
239 #define	ASYNC_CONNMODE			0x8036
240 #define		ISP_CONN_LOOP		1
241 #define		ISP_CONN_PTP		2
242 #define		ISP_CONN_BADLIP		3
243 #define		ISP_CONN_FATAL		4
244 #define		ISP_CONN_LOOPBACK	5
245 #define	ASYNC_RIO_RESP			0x8040
246 #define	ASYNC_RIO_COMP			0x8042
247 #define	ASYNC_RCV_ERR			0x8048
248 
249 /*
250  * Firmware Options. There are a lot of them.
251  *
252  * IFCOPTN - ISP Fibre Channel Option Word N
253  */
254 #define	IFCOPT1_EQFQASYNC	(1 << 13)	/* enable QFULL notification */
255 #define	IFCOPT1_EAABSRCVD	(1 << 12)
256 #define	IFCOPT1_RJTASYNC	(1 << 11)	/* enable 8018 notification */
257 #define	IFCOPT1_ENAPURE		(1 << 10)
258 #define	IFCOPT1_ENA8017		(1 << 7)
259 #define	IFCOPT1_DISGPIO67	(1 << 6)
260 #define	IFCOPT1_LIPLOSSIMM	(1 << 5)
261 #define	IFCOPT1_DISF7SWTCH	(1 << 4)
262 #define	IFCOPT1_CTIO_RETRY	(1 << 3)
263 #define	IFCOPT1_LIPASYNC	(1 << 1)
264 #define	IFCOPT1_LIPF8		(1 << 0)
265 
266 #define	IFCOPT2_LOOPBACK	(1 << 1)
267 #define	IFCOPT2_ATIO3_ONLY	(1 << 0)
268 
269 #define	IFCOPT3_NOPRLI		(1 << 4)	/* disable automatic sending of PRLI on local loops */
270 #define	IFCOPT3_RNDASYNC	(1 << 1)
271 /*
272  * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
273  * mailbox command to enable this.
274  */
275 #define	ASYNC_QFULL_SENT		0x8049
276 
277 /*
278  * Needs to be enabled
279  */
280 #define	ASYNC_AUTO_PLOGI_RJT		0x8018
281 /*
282  * 24XX only
283  */
284 #define	ASYNC_RJT_SENT			0x8049
285 
286 /*
287  * All IOCB Queue entries are this size
288  */
289 #define	QENTRY_LEN			64
290 
291 /*
292  * Special Internal Handle for IOCBs
293  */
294 #define	ISP_SPCL_HANDLE			0xa5dead5a
295 
296 /*
297  * Command Structure Definitions
298  */
299 
300 typedef struct {
301 	uint32_t	ds_base;
302 	uint32_t	ds_count;
303 } ispds_t;
304 
305 typedef struct {
306 	uint32_t	ds_base;
307 	uint32_t	ds_basehi;
308 	uint32_t	ds_count;
309 } ispds64_t;
310 
311 #define	DSTYPE_32BIT	0
312 #define	DSTYPE_64BIT	1
313 typedef struct {
314 	uint16_t	ds_type;	/* 0-> ispds_t, 1-> ispds64_t */
315 	uint32_t	ds_segment;	/* unused */
316 	uint32_t	ds_base;	/* 32 bit address of DSD list */
317 } ispdslist_t;
318 
319 
320 typedef struct {
321 	uint8_t		rqs_entry_type;
322 	uint8_t		rqs_entry_count;
323 	uint8_t		rqs_seqno;
324 	uint8_t		rqs_flags;
325 } isphdr_t;
326 
327 /* RQS Flag definitions */
328 #define	RQSFLAG_CONTINUATION	0x01
329 #define	RQSFLAG_FULL		0x02
330 #define	RQSFLAG_BADHEADER	0x04
331 #define	RQSFLAG_BADPACKET	0x08
332 #define	RQSFLAG_BADCOUNT	0x10
333 #define	RQSFLAG_BADORDER	0x20
334 #define	RQSFLAG_MASK		0x3f
335 
336 /* RQS entry_type definitions */
337 #define	RQSTYPE_REQUEST		0x01
338 #define	RQSTYPE_DATASEG		0x02
339 #define	RQSTYPE_RESPONSE	0x03
340 #define	RQSTYPE_MARKER		0x04
341 #define	RQSTYPE_CMDONLY		0x05
342 #define	RQSTYPE_ATIO		0x06	/* Target Mode */
343 #define	RQSTYPE_CTIO		0x07	/* Target Mode */
344 #define	RQSTYPE_SCAM		0x08
345 #define	RQSTYPE_A64		0x09
346 #define	RQSTYPE_A64_CONT	0x0a
347 #define	RQSTYPE_ENABLE_LUN	0x0b	/* Target Mode */
348 #define	RQSTYPE_MODIFY_LUN	0x0c	/* Target Mode */
349 #define	RQSTYPE_NOTIFY		0x0d	/* Target Mode */
350 #define	RQSTYPE_NOTIFY_ACK	0x0e	/* Target Mode */
351 #define	RQSTYPE_CTIO1		0x0f	/* Target Mode */
352 #define	RQSTYPE_STATUS_CONT	0x10
353 #define	RQSTYPE_T2RQS		0x11
354 #define	RQSTYPE_CTIO7		0x12
355 #define	RQSTYPE_IP_XMIT		0x13
356 #define	RQSTYPE_TSK_MGMT	0x14
357 #define	RQSTYPE_T4RQS		0x15
358 #define	RQSTYPE_ATIO2		0x16	/* Target Mode */
359 #define	RQSTYPE_CTIO2		0x17	/* Target Mode */
360 #define	RQSTYPE_T7RQS		0x18
361 #define	RQSTYPE_T3RQS		0x19
362 #define	RQSTYPE_IP_XMIT_64	0x1b
363 #define	RQSTYPE_CTIO4		0x1e	/* Target Mode */
364 #define	RQSTYPE_CTIO3		0x1f	/* Target Mode */
365 #define	RQSTYPE_RIO1		0x21
366 #define	RQSTYPE_RIO2		0x22
367 #define	RQSTYPE_IP_RECV		0x23
368 #define	RQSTYPE_IP_RECV_CONT	0x24
369 #define	RQSTYPE_CT_PASSTHRU	0x29
370 #define	RQSTYPE_MS_PASSTHRU	0x29
371 #define	RQSTYPE_VP_CTRL		0x30	/* 24XX only */
372 #define	RQSTYPE_VP_MODIFY	0x31	/* 24XX only */
373 #define	RQSTYPE_RPT_ID_ACQ	0x32	/* 24XX only */
374 #define	RQSTYPE_ABORT_IO	0x33
375 #define	RQSTYPE_T6RQS		0x48
376 #define	RQSTYPE_LOGIN		0x52
377 #define	RQSTYPE_ABTS_RCVD	0x54	/* 24XX only */
378 #define	RQSTYPE_ABTS_RSP	0x55	/* 24XX only */
379 
380 
381 #define	ISP_RQDSEG	4
382 typedef struct {
383 	isphdr_t	req_header;
384 	uint32_t	req_handle;
385 	uint8_t		req_lun_trn;
386 	uint8_t		req_target;
387 	uint16_t	req_cdblen;
388 	uint16_t	req_flags;
389 	uint16_t	req_reserved;
390 	uint16_t	req_time;
391 	uint16_t	req_seg_count;
392 	uint8_t		req_cdb[12];
393 	ispds_t		req_dataseg[ISP_RQDSEG];
394 } ispreq_t;
395 #define	ISP_RQDSEG_A64	2
396 
397 typedef struct {
398 	isphdr_t	mrk_header;
399 	uint32_t	mrk_handle;
400 	uint8_t		mrk_reserved0;
401 	uint8_t		mrk_target;
402 	uint16_t	mrk_modifier;
403 	uint16_t	mrk_flags;
404 	uint16_t	mrk_lun;
405 	uint8_t		mrk_reserved1[48];
406 } isp_marker_t;
407 
408 typedef struct {
409 	isphdr_t	mrk_header;
410 	uint32_t	mrk_handle;
411 	uint16_t	mrk_nphdl;
412 	uint8_t		mrk_modifier;
413 	uint8_t		mrk_reserved0;
414 	uint8_t		mrk_reserved1;
415 	uint8_t		mrk_vphdl;
416 	uint16_t	mrk_reserved2;
417 	uint8_t		mrk_lun[8];
418 	uint8_t		mrk_reserved3[40];
419 } isp_marker_24xx_t;
420 
421 
422 #define SYNC_DEVICE	0
423 #define SYNC_TARGET	1
424 #define SYNC_ALL	2
425 #define SYNC_LIP	3
426 
427 #define	ISP_RQDSEG_T2		3
428 typedef struct {
429 	isphdr_t	req_header;
430 	uint32_t	req_handle;
431 	uint8_t		req_lun_trn;
432 	uint8_t		req_target;
433 	uint16_t	req_scclun;
434 	uint16_t	req_flags;
435 	uint16_t	req_reserved;
436 	uint16_t	req_time;
437 	uint16_t	req_seg_count;
438 	uint8_t		req_cdb[16];
439 	uint32_t	req_totalcnt;
440 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
441 } ispreqt2_t;
442 
443 typedef struct {
444 	isphdr_t	req_header;
445 	uint32_t	req_handle;
446 	uint16_t	req_target;
447 	uint16_t	req_scclun;
448 	uint16_t	req_flags;
449 	uint16_t	req_reserved;
450 	uint16_t	req_time;
451 	uint16_t	req_seg_count;
452 	uint8_t		req_cdb[16];
453 	uint32_t	req_totalcnt;
454 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
455 } ispreqt2e_t;
456 
457 #define	ISP_RQDSEG_T3		2
458 typedef struct {
459 	isphdr_t	req_header;
460 	uint32_t	req_handle;
461 	uint8_t		req_lun_trn;
462 	uint8_t		req_target;
463 	uint16_t	req_scclun;
464 	uint16_t	req_flags;
465 	uint16_t	req_reserved;
466 	uint16_t	req_time;
467 	uint16_t	req_seg_count;
468 	uint8_t		req_cdb[16];
469 	uint32_t	req_totalcnt;
470 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
471 } ispreqt3_t;
472 #define	ispreq64_t	ispreqt3_t	/* same as.... */
473 
474 typedef struct {
475 	isphdr_t	req_header;
476 	uint32_t	req_handle;
477 	uint16_t	req_target;
478 	uint16_t	req_scclun;
479 	uint16_t	req_flags;
480 	uint16_t	req_reserved;
481 	uint16_t	req_time;
482 	uint16_t	req_seg_count;
483 	uint8_t		req_cdb[16];
484 	uint32_t	req_totalcnt;
485 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
486 } ispreqt3e_t;
487 
488 /* req_flag values */
489 #define	REQFLAG_NODISCON	0x0001
490 #define	REQFLAG_HTAG		0x0002
491 #define	REQFLAG_OTAG		0x0004
492 #define	REQFLAG_STAG		0x0008
493 #define	REQFLAG_TARGET_RTN	0x0010
494 
495 #define	REQFLAG_NODATA		0x0000
496 #define	REQFLAG_DATA_IN		0x0020
497 #define	REQFLAG_DATA_OUT	0x0040
498 #define	REQFLAG_DATA_UNKNOWN	0x0060
499 
500 #define	REQFLAG_DISARQ		0x0100
501 #define	REQFLAG_FRC_ASYNC	0x0200
502 #define	REQFLAG_FRC_SYNC	0x0400
503 #define	REQFLAG_FRC_WIDE	0x0800
504 #define	REQFLAG_NOPARITY	0x1000
505 #define	REQFLAG_STOPQ		0x2000
506 #define	REQFLAG_XTRASNS		0x4000
507 #define	REQFLAG_PRIORITY	0x8000
508 
509 typedef struct {
510 	isphdr_t	req_header;
511 	uint32_t	req_handle;
512 	uint8_t		req_lun_trn;
513 	uint8_t		req_target;
514 	uint16_t	req_cdblen;
515 	uint16_t	req_flags;
516 	uint16_t	req_reserved;
517 	uint16_t	req_time;
518 	uint16_t	req_seg_count;
519 	uint8_t		req_cdb[44];
520 } ispextreq_t;
521 
522 /* 24XX only */
523 typedef struct {
524 	uint16_t	fcd_length;
525 	uint16_t	fcd_a1500;
526 	uint16_t	fcd_a3116;
527 	uint16_t	fcd_a4732;
528 	uint16_t	fcd_a6348;
529 } fcp_cmnd_ds_t;
530 
531 typedef struct {
532 	isphdr_t	req_header;
533 	uint32_t	req_handle;
534 	uint16_t	req_nphdl;
535 	uint16_t	req_time;
536 	uint16_t	req_seg_count;
537 	uint16_t	req_fc_rsp_dsd_length;
538 	uint8_t		req_lun[8];
539 	uint16_t	req_flags;
540 	uint16_t	req_fc_cmnd_dsd_length;
541 	uint16_t	req_fc_cmnd_dsd_a1500;
542 	uint16_t	req_fc_cmnd_dsd_a3116;
543 	uint16_t	req_fc_cmnd_dsd_a4732;
544 	uint16_t	req_fc_cmnd_dsd_a6348;
545 	uint16_t	req_fc_rsp_dsd_a1500;
546 	uint16_t	req_fc_rsp_dsd_a3116;
547 	uint16_t	req_fc_rsp_dsd_a4732;
548 	uint16_t	req_fc_rsp_dsd_a6348;
549 	uint32_t	req_totalcnt;
550 	uint16_t	req_tidlo;
551 	uint8_t		req_tidhi;
552 	uint8_t		req_vpidx;
553 	ispds64_t	req_dataseg;
554 } ispreqt6_t;
555 
556 typedef struct {
557 	isphdr_t	req_header;
558 	uint32_t	req_handle;
559 	uint16_t	req_nphdl;
560 	uint16_t	req_time;
561 	uint16_t	req_seg_count;
562 	uint16_t	req_reserved;
563 	uint8_t		req_lun[8];
564 	uint8_t		req_alen_datadir;
565 	uint8_t		req_task_management;
566 	uint8_t		req_task_attribute;
567 	uint8_t		req_crn;
568 	uint8_t		req_cdb[16];
569 	uint32_t	req_dl;
570 	uint16_t	req_tidlo;
571 	uint8_t		req_tidhi;
572 	uint8_t		req_vpidx;
573 	ispds64_t	req_dataseg;
574 } ispreqt7_t;
575 
576 /* Task Management Request Function */
577 typedef struct {
578 	isphdr_t	tmf_header;
579 	uint32_t	tmf_handle;
580 	uint16_t	tmf_nphdl;
581 	uint8_t		tmf_reserved0[2];
582 	uint16_t	tmf_delay;
583 	uint16_t	tmf_timeout;
584 	uint8_t		tmf_lun[8];
585 	uint32_t	tmf_flags;
586 	uint8_t		tmf_reserved1[20];
587 	uint16_t	tmf_tidlo;
588 	uint8_t		tmf_tidhi;
589 	uint8_t		tmf_vpidx;
590 	uint8_t		tmf_reserved2[12];
591 } isp24xx_tmf_t;
592 
593 #define	ISP24XX_TMF_NOSEND		0x80000000
594 
595 #define	ISP24XX_TMF_LUN_RESET		0x00000010
596 #define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
597 #define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
598 #define	ISP24XX_TMF_TARGET_RESET	0x00000002
599 #define	ISP24XX_TMF_CLEAR_ACA		0x00000001
600 
601 /* I/O Abort Structure */
602 typedef struct {
603 	isphdr_t	abrt_header;
604 	uint32_t	abrt_handle;
605 	uint16_t	abrt_nphdl;
606 	uint16_t	abrt_options;
607 	uint32_t	abrt_cmd_handle;
608 	uint8_t		abrt_reserved[32];
609 	uint16_t	abrt_tidlo;
610 	uint8_t		abrt_tidhi;
611 	uint8_t		abrt_vpidx;
612 	uint8_t		abrt_reserved1[12];
613 } isp24xx_abrt_t;
614 
615 #define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
616 #define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
617 #define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
618 
619 #define	ISP_CDSEG	7
620 typedef struct {
621 	isphdr_t	req_header;
622 	uint32_t	req_reserved;
623 	ispds_t		req_dataseg[ISP_CDSEG];
624 } ispcontreq_t;
625 
626 #define	ISP_CDSEG64	5
627 typedef struct {
628 	isphdr_t	req_header;
629 	ispds64_t	req_dataseg[ISP_CDSEG64];
630 } ispcontreq64_t;
631 
632 typedef struct {
633 	isphdr_t	req_header;
634 	uint32_t	req_handle;
635 	uint16_t	req_scsi_status;
636 	uint16_t	req_completion_status;
637 	uint16_t	req_state_flags;
638 	uint16_t	req_status_flags;
639 	uint16_t	req_time;
640 #define	req_response_len	req_time	/* FC only */
641 	uint16_t	req_sense_len;
642 	uint32_t	req_resid;
643 	uint8_t		req_response[8];	/* FC only */
644 	uint8_t		req_sense_data[32];
645 } ispstatusreq_t;
646 
647 /*
648  * Status Continuation
649  */
650 typedef struct {
651 	isphdr_t	req_header;
652 	uint8_t		req_sense_data[60];
653 } ispstatus_cont_t;
654 
655 /*
656  * 24XX Type 0 status
657  */
658 typedef struct {
659 	isphdr_t	req_header;
660 	uint32_t	req_handle;
661 	uint16_t	req_completion_status;
662 	uint16_t	req_oxid;
663 	uint32_t	req_resid;
664 	uint16_t	req_reserved0;
665 	uint16_t	req_state_flags;
666 	uint16_t	req_reserved1;
667 	uint16_t	req_scsi_status;
668 	uint32_t	req_fcp_residual;
669 	uint32_t	req_sense_len;
670 	uint32_t	req_response_len;
671 	uint8_t		req_rsp_sense[28];
672 } isp24xx_statusreq_t;
673 
674 /*
675  * For Qlogic 2X00, the high order byte of SCSI status has
676  * additional meaning.
677  */
678 #define	RQCS_RU	0x800	/* Residual Under */
679 #define	RQCS_RO	0x400	/* Residual Over */
680 #define	RQCS_RESID	(RQCS_RU|RQCS_RO)
681 #define	RQCS_SV	0x200	/* Sense Length Valid */
682 #define	RQCS_RV	0x100	/* FCP Response Length Valid */
683 
684 /*
685  * CT Passthru IOCB
686  */
687 typedef struct {
688 	isphdr_t	ctp_header;
689 	uint32_t	ctp_handle;
690 	uint16_t	ctp_status;
691 	uint16_t	ctp_nphdl;	/* n-port handle */
692 	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
693 	uint8_t		ctp_vpidx;
694 	uint8_t		ctp_reserved0;
695 	uint16_t	ctp_time;
696 	uint16_t	ctp_reserved1;
697 	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
698 	uint16_t	ctp_reserved2[5];
699 	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
700 	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
701 	ispds64_t	ctp_dataseg[2];
702 } isp_ct_pt_t;
703 
704 /*
705  * MS Passthru IOCB
706  */
707 typedef struct {
708 	isphdr_t	ms_header;
709 	uint32_t	ms_handle;
710 	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
711 	uint16_t	ms_status;
712 	uint16_t	ms_flags;
713 	uint16_t	ms_reserved1;	/* low 8 bits */
714 	uint16_t	ms_time;
715 	uint16_t	ms_cmd_cnt;	/* Command DSD count */
716 	uint16_t	ms_tot_cnt;	/* Total DSD Count */
717 	uint8_t		ms_type;	/* MS type */
718 	uint8_t		ms_r_ctl;	/* R_CTL */
719 	uint16_t	ms_rxid;	/* RX_ID */
720 	uint16_t	ms_reserved2;
721 	uint32_t	ms_handle2;
722 	uint32_t	ms_rsp_bcnt;	/* Response byte count */
723 	uint32_t	ms_cmd_bcnt;	/* Command byte count */
724 	ispds64_t	ms_dataseg[2];
725 } isp_ms_t;
726 
727 /*
728  * Completion Status Codes.
729  */
730 #define RQCS_COMPLETE			0x0000
731 #define RQCS_DMA_ERROR			0x0002
732 #define RQCS_RESET_OCCURRED		0x0004
733 #define RQCS_ABORTED			0x0005
734 #define RQCS_TIMEOUT			0x0006
735 #define RQCS_DATA_OVERRUN		0x0007
736 #define RQCS_DATA_UNDERRUN		0x0015
737 #define	RQCS_QUEUE_FULL			0x001C
738 
739 /* 1X00 Only Completion Codes */
740 #define RQCS_INCOMPLETE			0x0001
741 #define RQCS_TRANSPORT_ERROR		0x0003
742 #define RQCS_COMMAND_OVERRUN		0x0008
743 #define RQCS_STATUS_OVERRUN		0x0009
744 #define RQCS_BAD_MESSAGE		0x000a
745 #define RQCS_NO_MESSAGE_OUT		0x000b
746 #define RQCS_EXT_ID_FAILED		0x000c
747 #define RQCS_IDE_MSG_FAILED		0x000d
748 #define RQCS_ABORT_MSG_FAILED		0x000e
749 #define RQCS_REJECT_MSG_FAILED		0x000f
750 #define RQCS_NOP_MSG_FAILED		0x0010
751 #define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
752 #define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
753 #define RQCS_ID_MSG_FAILED		0x0013
754 #define RQCS_UNEXP_BUS_FREE		0x0014
755 #define	RQCS_XACT_ERR1			0x0018
756 #define	RQCS_XACT_ERR2			0x0019
757 #define	RQCS_XACT_ERR3			0x001A
758 #define	RQCS_BAD_ENTRY			0x001B
759 #define	RQCS_PHASE_SKIPPED		0x001D
760 #define	RQCS_ARQS_FAILED		0x001E
761 #define	RQCS_WIDE_FAILED		0x001F
762 #define	RQCS_SYNCXFER_FAILED		0x0020
763 #define	RQCS_LVD_BUSERR			0x0021
764 
765 /* 2X00 Only Completion Codes */
766 #define	RQCS_PORT_UNAVAILABLE		0x0028
767 #define	RQCS_PORT_LOGGED_OUT		0x0029
768 #define	RQCS_PORT_CHANGED		0x002A
769 #define	RQCS_PORT_BUSY			0x002B
770 
771 /* 24XX Only Completion Codes */
772 #define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
773 #define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
774 #define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
775 #define	RQCS_24XX_TMO			0x0030	/* task management overrun */
776 
777 
778 /*
779  * 1X00 specific State Flags
780  */
781 #define RQSF_GOT_BUS			0x0100
782 #define RQSF_GOT_TARGET			0x0200
783 #define RQSF_SENT_CDB			0x0400
784 #define RQSF_XFRD_DATA			0x0800
785 #define RQSF_GOT_STATUS			0x1000
786 #define RQSF_GOT_SENSE			0x2000
787 #define	RQSF_XFER_COMPLETE		0x4000
788 
789 /*
790  * 2X00 specific State Flags
791  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
792  */
793 #define	RQSF_DATA_IN			0x0020
794 #define	RQSF_DATA_OUT			0x0040
795 #define	RQSF_STAG			0x0008
796 #define	RQSF_OTAG			0x0004
797 #define	RQSF_HTAG			0x0002
798 /*
799  * 1X00 Status Flags
800  */
801 #define RQSTF_DISCONNECT		0x0001
802 #define RQSTF_SYNCHRONOUS		0x0002
803 #define RQSTF_PARITY_ERROR		0x0004
804 #define RQSTF_BUS_RESET			0x0008
805 #define RQSTF_DEVICE_RESET		0x0010
806 #define RQSTF_ABORTED			0x0020
807 #define RQSTF_TIMEOUT			0x0040
808 #define RQSTF_NEGOTIATION		0x0080
809 
810 /*
811  * 2X00 specific state flags
812  */
813 /* RQSF_SENT_CDB	*/
814 /* RQSF_XFRD_DATA	*/
815 /* RQSF_GOT_STATUS	*/
816 /* RQSF_XFER_COMPLETE	*/
817 
818 /*
819  * 2X00 specific status flags
820  */
821 /* RQSTF_ABORTED */
822 /* RQSTF_TIMEOUT */
823 #define	RQSTF_DMA_ERROR			0x0080
824 #define	RQSTF_LOGOUT			0x2000
825 
826 /*
827  * Miscellaneous
828  */
829 #ifndef	ISP_EXEC_THROTTLE
830 #define	ISP_EXEC_THROTTLE	16
831 #endif
832 
833 /*
834  * About Firmware returns an 'attribute' word in mailbox 6.
835  * These attributes are for 2200 and 2300.
836  */
837 #define	ISP_FW_ATTR_TMODE	0x0001
838 #define	ISP_FW_ATTR_SCCLUN	0x0002
839 #define	ISP_FW_ATTR_FABRIC	0x0004
840 #define	ISP_FW_ATTR_CLASS2	0x0008
841 #define	ISP_FW_ATTR_FCTAPE	0x0010
842 #define	ISP_FW_ATTR_IP		0x0020
843 #define	ISP_FW_ATTR_VI		0x0040
844 #define	ISP_FW_ATTR_VI_SOLARIS	0x0080
845 #define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
846 
847 /* and these are for the 2400 */
848 #define	ISP2400_FW_ATTR_CLASS2	0x0001
849 #define	ISP2400_FW_ATTR_IP	0x0002
850 #define	ISP2400_FW_ATTR_MULTIID	0x0004
851 #define	ISP2400_FW_ATTR_SB2	0x0008
852 #define	ISP2400_FW_ATTR_T10CRC	0x0010
853 #define	ISP2400_FW_ATTR_VI	0x0020
854 #define	ISP2400_FW_ATTR_EXPFW	0x2000
855 
856 #define	ISP_CAP_TMODE(isp)	\
857 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
858 #define	ISP_CAP_SCCFW(isp)	\
859 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
860 #define	ISP_CAP_2KLOGIN(isp)	\
861 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
862 #define	ISP_CAP_MULTI_ID(isp)	\
863 	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
864 
865 #define	ISP_GET_VPIDX(isp, tag) \
866 	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
867 
868 /*
869  * Reduced Interrupt Operation Response Queue Entreis
870  */
871 
872 typedef struct {
873 	isphdr_t	req_header;
874 	uint32_t	req_handles[15];
875 } isp_rio1_t;
876 
877 typedef struct {
878 	isphdr_t	req_header;
879 	uint16_t	req_handles[30];
880 } isp_rio2_t;
881 
882 /*
883  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
884  */
885 
886 /*
887  * Initialization Control Block
888  *
889  * Version One (prime) format.
890  */
891 typedef struct {
892 	uint8_t		icb_version;
893 	uint8_t		icb_reserved0;
894 	uint16_t	icb_fwoptions;
895 	uint16_t	icb_maxfrmlen;
896 	uint16_t	icb_maxalloc;
897 	uint16_t	icb_execthrottle;
898 	uint8_t		icb_retry_count;
899 	uint8_t		icb_retry_delay;
900 	uint8_t		icb_portname[8];
901 	uint16_t	icb_hardaddr;
902 	uint8_t		icb_iqdevtype;
903 	uint8_t		icb_logintime;
904 	uint8_t		icb_nodename[8];
905 	uint16_t	icb_rqstout;
906 	uint16_t	icb_rspnsin;
907 	uint16_t	icb_rqstqlen;
908 	uint16_t	icb_rsltqlen;
909 	uint16_t	icb_rqstaddr[4];
910 	uint16_t	icb_respaddr[4];
911 	uint16_t	icb_lunenables;
912 	uint8_t		icb_ccnt;
913 	uint8_t		icb_icnt;
914 	uint16_t	icb_lunetimeout;
915 	uint16_t	icb_reserved1;
916 	uint16_t	icb_xfwoptions;
917 	uint8_t		icb_racctimer;
918 	uint8_t		icb_idelaytimer;
919 	uint16_t	icb_zfwoptions;
920 	uint16_t	icb_reserved2[13];
921 } isp_icb_t;
922 
923 #define	ICB_VERSION1	1
924 
925 #define	ICBOPT_EXTENDED		0x8000
926 #define	ICBOPT_BOTH_WWNS	0x4000
927 #define	ICBOPT_FULL_LOGIN	0x2000
928 #define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
929 #define	ICBOPT_PREVLOOP		0x0800
930 #define	ICBOPT_SRCHDOWN		0x0400
931 #define	ICBOPT_NOLIP		0x0200
932 #define	ICBOPT_PDBCHANGE_AE	0x0100
933 #define	ICBOPT_INI_TGTTYPE	0x0080
934 #define	ICBOPT_INI_ADISC	0x0040
935 #define	ICBOPT_INI_DISABLE	0x0020
936 #define	ICBOPT_TGT_ENABLE	0x0010
937 #define	ICBOPT_FAST_POST	0x0008
938 #define	ICBOPT_FULL_DUPLEX	0x0004
939 #define	ICBOPT_FAIRNESS		0x0002
940 #define	ICBOPT_HARD_ADDRESS	0x0001
941 
942 #define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
943 #define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
944 #define	ICBXOPT_FCTAPE_CONFIRM	0x2000
945 #define	ICBXOPT_FCTAPE		0x1000
946 #define	ICBXOPT_CLASS2_ACK0	0x0200
947 #define	ICBXOPT_CLASS2		0x0100
948 #define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
949 #define	ICBXOPT_TOPO_MASK	0x0070
950 #define	ICBXOPT_LOOP_ONLY	0x0000
951 #define	ICBXOPT_PTP_ONLY	0x0010
952 #define	ICBXOPT_LOOP_2_PTP	0x0020
953 #define	ICBXOPT_PTP_2_LOOP	0x0030
954 /*
955  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
956  * RIO is not defined for the 23XX cards (just 2200)
957  */
958 #define	ICBXOPT_RIO_OFF		0
959 #define	ICBXOPT_RIO_16BIT	1
960 #define	ICBXOPT_RIO_32BIT	2
961 #define	ICBXOPT_RIO_16BIT_IOCB	3
962 #define	ICBXOPT_RIO_32BIT_IOCB	4
963 #define	ICBXOPT_ZIO		5
964 #define	ICBXOPT_TIMER_MASK	0x7
965 
966 #define	ICBZOPT_RATE_MASK	0xC000
967 #define	ICBZOPT_RATE_ONEGB	0x0000
968 #define	ICBZOPT_RATE_AUTO	0x8000
969 #define	ICBZOPT_RATE_TWOGB	0x4000
970 #define	ICBZOPT_50_OHM		0x2000
971 #define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
972 #define	ICBZOPT_RSPSZ_MASK	0x0030
973 #define	ICBZOPT_RSPSZ_24	0x0000
974 #define	ICBZOPT_RSPSZ_12	0x0010
975 #define	ICBZOPT_RSPSZ_24A	0x0020
976 #define	ICBZOPT_RSPSZ_32	0x0030
977 #define	ICBZOPT_SOFTID		0x0002
978 #define	ICBZOPT_ENA_RDXFR_RDY	0x0001
979 
980 /* 2400 F/W options */
981 #define	ICB2400_OPT1_BOTH_WWNS		0x00004000
982 #define	ICB2400_OPT1_FULL_LOGIN		0x00002000
983 #define	ICB2400_OPT1_PREVLOOP		0x00000800
984 #define	ICB2400_OPT1_SRCHDOWN		0x00000400
985 #define	ICB2400_OPT1_NOLIP		0x00000200
986 #define	ICB2400_OPT1_INI_DISABLE	0x00000020
987 #define	ICB2400_OPT1_TGT_ENABLE		0x00000010
988 #define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
989 #define	ICB2400_OPT1_FAIRNESS		0x00000002
990 #define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
991 
992 #define	ICB2400_OPT2_FCTAPE		0x00001000
993 #define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
994 #define	ICB2400_OPT2_CLASS2		0x00000100
995 #define	ICB2400_OPT2_NO_PLAY		0x00000080
996 #define	ICB2400_OPT2_TOPO_MASK		0x00000070
997 #define	ICB2400_OPT2_LOOP_ONLY		0x00000000
998 #define	ICB2400_OPT2_PTP_ONLY		0x00000010
999 #define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
1000 #define	ICB2400_OPT2_PTP_2_LOOP		0x00000030
1001 #define	ICB2400_OPT2_TIMER_MASK		0x00000007
1002 #define	ICB2400_OPT2_ZIO		0x00000005
1003 #define	ICB2400_OPT2_ZIO1		0x00000006
1004 
1005 #define	ICB2400_OPT3_75_OHM		0x00010000
1006 #define	ICB2400_OPT3_RATE_MASK		0x0000E000
1007 #define	ICB2400_OPT3_RATE_ONEGB		0x00000000
1008 #define	ICB2400_OPT3_RATE_TWOGB		0x00002000
1009 #define ICB2400_OPT3_RATE_AUTO		0x00004000
1010 #define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1011 #define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1012 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1013 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1014 #define	ICB2400_OPT3_ENA_OOF		0x00000040
1015 /* note that a response size flag of zero is reserved! */
1016 #define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1017 #define	ICB2400_OPT3_RSPSZ_12		0x00000010
1018 #define	ICB2400_OPT3_RSPSZ_24		0x00000020
1019 #define	ICB2400_OPT3_RSPSZ_32		0x00000030
1020 #define	ICB2400_OPT3_SOFTID		0x00000002
1021 
1022 #define	ICB_MIN_FRMLEN		256
1023 #define	ICB_MAX_FRMLEN		2112
1024 #define	ICB_DFLT_FRMLEN		1024
1025 #define	ICB_DFLT_ALLOC		256
1026 #define	ICB_DFLT_THROTTLE	16
1027 #define	ICB_DFLT_RDELAY		5
1028 #define	ICB_DFLT_RCOUNT		3
1029 
1030 #define	ICB_LOGIN_TOV		30
1031 #define	ICB_LUN_ENABLE_TOV	180
1032 
1033 
1034 /*
1035  * And somebody at QLogic had a great idea that you could just change
1036  * the structure *and* keep the version number the same as the other cards.
1037  */
1038 typedef struct {
1039 	uint16_t	icb_version;
1040 	uint16_t	icb_reserved0;
1041 	uint16_t	icb_maxfrmlen;
1042 	uint16_t	icb_execthrottle;
1043 	uint16_t	icb_xchgcnt;
1044 	uint16_t	icb_hardaddr;
1045 	uint8_t		icb_portname[8];
1046 	uint8_t		icb_nodename[8];
1047 	uint16_t	icb_rspnsin;
1048 	uint16_t	icb_rqstout;
1049 	uint16_t	icb_retry_count;
1050 	uint16_t	icb_priout;
1051 	uint16_t	icb_rsltqlen;
1052 	uint16_t	icb_rqstqlen;
1053 	uint16_t	icb_ldn_nols;
1054 	uint16_t	icb_prqstqlen;
1055 	uint16_t	icb_rqstaddr[4];
1056 	uint16_t	icb_respaddr[4];
1057 	uint16_t	icb_priaddr[4];
1058 	uint16_t	icb_reserved1[4];
1059 	uint16_t	icb_atio_in;
1060 	uint16_t	icb_atioqlen;
1061 	uint16_t	icb_atioqaddr[4];
1062 	uint16_t	icb_idelaytimer;
1063 	uint16_t	icb_logintime;
1064 	uint32_t	icb_fwoptions1;
1065 	uint32_t	icb_fwoptions2;
1066 	uint32_t	icb_fwoptions3;
1067 	uint16_t	icb_reserved2[12];
1068 } isp_icb_2400_t;
1069 
1070 #define	RQRSP_ADDR0015	0
1071 #define	RQRSP_ADDR1631	1
1072 #define	RQRSP_ADDR3247	2
1073 #define	RQRSP_ADDR4863	3
1074 
1075 
1076 #define	ICB_NNM0	7
1077 #define	ICB_NNM1	6
1078 #define	ICB_NNM2	5
1079 #define	ICB_NNM3	4
1080 #define	ICB_NNM4	3
1081 #define	ICB_NNM5	2
1082 #define	ICB_NNM6	1
1083 #define	ICB_NNM7	0
1084 
1085 #define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1086 	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1087 	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1088 	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1089 	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1090 	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1091 	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1092 	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1093 	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1094 
1095 #define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1096 	wwn =	((uint64_t) array[ICB_NNM0]) | \
1097 		((uint64_t) array[ICB_NNM1] <<  8) | \
1098 		((uint64_t) array[ICB_NNM2] << 16) | \
1099 		((uint64_t) array[ICB_NNM3] << 24) | \
1100 		((uint64_t) array[ICB_NNM4] << 32) | \
1101 		((uint64_t) array[ICB_NNM5] << 40) | \
1102 		((uint64_t) array[ICB_NNM6] << 48) | \
1103 		((uint64_t) array[ICB_NNM7] << 56)
1104 
1105 
1106 /*
1107  * For MULTI_ID firmware, this describes a
1108  * virtual port entity for getting status.
1109  */
1110 typedef struct {
1111 	uint16_t	vp_port_status;
1112 	uint8_t		vp_port_options;
1113 	uint8_t		vp_port_loopid;
1114 	uint8_t		vp_port_portname[8];
1115 	uint8_t		vp_port_nodename[8];
1116 	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1117 	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1118 } vp_port_info_t;
1119 
1120 #define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* disable target mode */
1121 #define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* enable initiator mode */
1122 #define	ICB2400_VPOPT_ENABLED		0x00000008
1123 #define	ICB2400_VPOPT_NOPLAY		0x00000004
1124 #define	ICB2400_VPOPT_PREVLOOP		0x00000002
1125 #define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001
1126 
1127 #define	ICB2400_VPOPT_WRITE_SIZE	20
1128 
1129 /*
1130  * For MULTI_ID firmware, we append this structure
1131  * to the isp_icb_2400_t above, followed by a list
1132  * structures that are *most* of the vp_port_info_t.
1133  */
1134 typedef struct {
1135 	uint16_t	vp_count;
1136 	uint16_t	vp_global_options;
1137 } isp_icb_2400_vpinfo_t;
1138 
1139 #define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1140 #define	ICB2400_VPINFO_PORT_OFF(chan)		\
1141     ICB2400_VPINFO_OFF + 			\
1142     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
1143 
1144 #define	ICB2400_VPGOPT_MID_DISABLE	0x02
1145 
1146 typedef struct {
1147 	isphdr_t	vp_ctrl_hdr;
1148 	uint32_t	vp_ctrl_handle;
1149 	uint16_t	vp_ctrl_index_fail;
1150 	uint16_t	vp_ctrl_status;
1151 	uint16_t	vp_ctrl_command;
1152 	uint16_t	vp_ctrl_vp_count;
1153 	uint16_t	vp_ctrl_idmap[8];
1154 	uint8_t		vp_ctrl_reserved[32];
1155 } vp_ctrl_info_t;
1156 
1157 #define	VP_CTRL_CMD_ENABLE_VP			0
1158 #define	VP_CTRL_CMD_DISABLE_VP			8
1159 #define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	9
1160 #define	VP_CTRL_CMD_DISABLE_VP_LOGO		0xA
1161 
1162 /*
1163  * We can use this structure for modifying either one or two VP ports after initialization
1164  */
1165 typedef struct {
1166 	isphdr_t	vp_mod_hdr;
1167 	uint32_t	vp_mod_hdl;
1168 	uint16_t	vp_mod_reserved0;
1169 	uint16_t	vp_mod_status;
1170 	uint8_t		vp_mod_cmd;
1171 	uint8_t		vp_mod_cnt;
1172 	uint8_t		vp_mod_idx0;
1173 	uint8_t		vp_mod_idx1;
1174 	struct {
1175 		uint8_t		options;
1176 		uint8_t		loopid;
1177 		uint16_t	reserved1;
1178 		uint8_t		wwpn[8];
1179 		uint8_t		wwnn[8];
1180 	} vp_mod_ports[2];
1181 	uint8_t		vp_mod_reserved2[8];
1182 } vp_modify_t;
1183 
1184 #define	VP_STS_OK	0x00
1185 #define	VP_STS_ERR	0x01
1186 #define	VP_CNT_ERR	0x02
1187 #define	VP_GEN_ERR	0x03
1188 #define	VP_IDX_ERR	0x04
1189 #define	VP_STS_BSY	0x05
1190 
1191 #define	VP_MODIFY_VP	0x00
1192 #define	VP_MODIFY_ENA	0x01
1193 
1194 /*
1195  * Port Data Base Element
1196  */
1197 
1198 typedef struct {
1199 	uint16_t	pdb_options;
1200 	uint8_t		pdb_mstate;
1201 	uint8_t		pdb_sstate;
1202 	uint8_t		pdb_hardaddr_bits[4];
1203 	uint8_t		pdb_portid_bits[4];
1204 	uint8_t		pdb_nodename[8];
1205 	uint8_t		pdb_portname[8];
1206 	uint16_t	pdb_execthrottle;
1207 	uint16_t	pdb_exec_count;
1208 	uint8_t		pdb_retry_count;
1209 	uint8_t		pdb_retry_delay;
1210 	uint16_t	pdb_resalloc;
1211 	uint16_t	pdb_curalloc;
1212 	uint16_t	pdb_qhead;
1213 	uint16_t	pdb_qtail;
1214 	uint16_t	pdb_tl_next;
1215 	uint16_t	pdb_tl_last;
1216 	uint16_t	pdb_features;	/* PLOGI, Common Service */
1217 	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1218 	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1219 	uint8_t		pdb_target;
1220 	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1221 	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1222 	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1223 	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1224 	uint16_t	pdb_labrtflg;
1225 	uint16_t	pdb_lstopflg;
1226 	uint16_t	pdb_sqhead;
1227 	uint16_t	pdb_sqtail;
1228 	uint16_t	pdb_ptimer;
1229 	uint16_t	pdb_nxt_seqid;
1230 	uint16_t	pdb_fcount;
1231 	uint16_t	pdb_prli_len;
1232 	uint16_t	pdb_prli_svc0;
1233 	uint16_t	pdb_prli_svc3;
1234 	uint16_t	pdb_loopid;
1235 	uint16_t	pdb_il_ptr;
1236 	uint16_t	pdb_sl_ptr;
1237 } isp_pdb_21xx_t;
1238 
1239 #define	PDB_OPTIONS_XMITTING	(1<<11)
1240 #define	PDB_OPTIONS_LNKXMIT	(1<<10)
1241 #define	PDB_OPTIONS_ABORTED	(1<<9)
1242 #define	PDB_OPTIONS_ADISC	(1<<1)
1243 
1244 #define	PDB_STATE_DISCOVERY	0
1245 #define	PDB_STATE_WDISC_ACK	1
1246 #define	PDB_STATE_PLOGI		2
1247 #define	PDB_STATE_PLOGI_ACK	3
1248 #define	PDB_STATE_PRLI		4
1249 #define	PDB_STATE_PRLI_ACK	5
1250 #define	PDB_STATE_LOGGED_IN	6
1251 #define	PDB_STATE_PORT_UNAVAIL	7
1252 #define	PDB_STATE_PRLO		8
1253 #define	PDB_STATE_PRLO_ACK	9
1254 #define	PDB_STATE_PLOGO		10
1255 #define	PDB_STATE_PLOG_ACK	11
1256 
1257 #define		SVC3_TGT_ROLE		0x10
1258 #define 	SVC3_INI_ROLE		0x20
1259 #define			SVC3_ROLE_MASK	0x30
1260 #define			SVC3_ROLE_SHIFT	4
1261 
1262 #define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1263 #define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1264 
1265 /*
1266  * Port Data Base Element- 24XX cards
1267  */
1268 typedef struct {
1269 	uint16_t	pdb_flags;
1270 	uint8_t		pdb_curstate;
1271 	uint8_t		pdb_laststate;
1272 	uint8_t		pdb_hardaddr_bits[4];
1273 	uint8_t		pdb_portid_bits[4];
1274 #define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1275 	uint16_t	pdb_retry_timer;
1276 	uint16_t	pdb_handle;
1277 	uint16_t	pdb_rcv_dsize;
1278 	uint16_t	pdb_reserved0;
1279 	uint16_t	pdb_prli_svc0;
1280 	uint16_t	pdb_prli_svc3;
1281 	uint8_t		pdb_portname[8];
1282 	uint8_t		pdb_nodename[8];
1283 	uint8_t		pdb_reserved1[24];
1284 } isp_pdb_24xx_t;
1285 
1286 #define	PDB2400_TID_SUPPORTED	0x4000
1287 #define	PDB2400_FC_TAPE		0x0080
1288 #define	PDB2400_CLASS2_ACK0	0x0040
1289 #define	PDB2400_FCP_CONF	0x0020
1290 #define	PDB2400_CLASS2		0x0010
1291 #define	PDB2400_ADDR_VALID	0x0002
1292 
1293 #define	PDB2400_STATE_PLOGI_PEND	0x03
1294 #define	PDB2400_STATE_PLOGI_DONE	0x04
1295 #define	PDB2400_STATE_PRLI_PEND		0x05
1296 #define	PDB2400_STATE_LOGGED_IN		0x06
1297 #define	PDB2400_STATE_PORT_UNAVAIL	0x07
1298 #define	PDB2400_STATE_PRLO_PEND		0x09
1299 #define	PDB2400_STATE_LOGO_PEND		0x0B
1300 
1301 /*
1302  * Common elements from the above two structures that are actually useful to us.
1303  */
1304 typedef struct {
1305 	uint16_t	handle;
1306 	uint16_t	reserved;
1307 	uint32_t	s3_role	: 8,
1308 			portid	: 24;
1309 	uint8_t		portname[8];
1310 	uint8_t		nodename[8];
1311 } isp_pdb_t;
1312 
1313 /*
1314  * Port Database Changed Async Event information for 24XX cards
1315  */
1316 #define	PDB24XX_AE_OK		0x00
1317 #define	PDB24XX_AE_IMPL_LOGO_1	0x01
1318 #define	PDB24XX_AE_IMPL_LOGO_2	0x02
1319 #define	PDB24XX_AE_IMPL_LOGO_3	0x03
1320 #define	PDB24XX_AE_PLOGI_RCVD	0x04
1321 #define	PDB24XX_AE_PLOGI_RJT	0x05
1322 #define	PDB24XX_AE_PRLI_RCVD	0x06
1323 #define	PDB24XX_AE_PRLI_RJT	0x07
1324 #define	PDB24XX_AE_TPRLO	0x08
1325 #define	PDB24XX_AE_TPRLO_RJT	0x09
1326 #define	PDB24XX_AE_PRLO_RCVD	0x0a
1327 #define	PDB24XX_AE_LOGO_RCVD	0x0b
1328 #define	PDB24XX_AE_TOPO_CHG	0x0c
1329 #define	PDB24XX_AE_NPORT_CHG	0x0d
1330 #define	PDB24XX_AE_FLOGI_RJT	0x0e
1331 #define	PDB24XX_AE_BAD_FANN	0x0f
1332 #define	PDB24XX_AE_FLOGI_TIMO	0x10
1333 #define	PDB24XX_AE_ABX_LOGO	0x11
1334 #define	PDB24XX_AE_PLOGI_DONE	0x12
1335 #define	PDB24XX_AE_PRLI_DONJE	0x13
1336 #define	PDB24XX_AE_OPN_1	0x14
1337 #define	PDB24XX_AE_OPN_2	0x15
1338 #define	PDB24XX_AE_TXERR	0x16
1339 #define	PDB24XX_AE_FORCED_LOGO	0x17
1340 #define	PDB24XX_AE_DISC_TIMO	0x18
1341 
1342 /*
1343  * Genericized Port Login/Logout software structure
1344  */
1345 typedef struct {
1346 	uint16_t	handle;
1347 	uint16_t	channel;
1348 	uint32_t
1349 		flags	: 8,
1350 		portid	: 24;
1351 } isp_plcmd_t;
1352 /* the flags to use are those for PLOGX_FLG_* below */
1353 
1354 /*
1355  * ISP24XX- Login/Logout Port IOCB
1356  */
1357 typedef struct {
1358 	isphdr_t	plogx_header;
1359 	uint32_t	plogx_handle;
1360 	uint16_t	plogx_status;
1361 	uint16_t	plogx_nphdl;
1362 	uint16_t	plogx_flags;
1363 	uint16_t	plogx_vphdl;		/* low 8 bits */
1364 	uint16_t	plogx_portlo;		/* low 16 bits */
1365 	uint16_t	plogx_rspsz_porthi;
1366 	struct {
1367 		uint16_t	lo16;
1368 		uint16_t	hi16;
1369 	} plogx_ioparm[11];
1370 } isp_plogx_t;
1371 
1372 #define	PLOGX_STATUS_OK		0x00
1373 #define	PLOGX_STATUS_UNAVAIL	0x28
1374 #define	PLOGX_STATUS_LOGOUT	0x29
1375 #define	PLOGX_STATUS_IOCBERR	0x31
1376 
1377 #define	PLOGX_IOCBERR_NOLINK	0x01
1378 #define	PLOGX_IOCBERR_NOIOCB	0x02
1379 #define	PLOGX_IOCBERR_NOXGHG	0x03
1380 #define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1381 #define	PLOGX_IOCBERR_NOFABRIC	0x05
1382 #define	PLOGX_IOCBERR_NOTREADY	0x07
1383 #define	PLOGX_IOCBERR_NOLOGIN	0x08	/* further info in IOPARM 1 */
1384 #define	PLOGX_IOCBERR_NOPCB	0x0a
1385 #define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1386 #define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1387 #define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1388 #define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1389 #define	PLOGX_IOCBERR_NOHANDLE	0x1c
1390 #define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1391 
1392 #define	PLOGX_FLG_CMD_MASK	0xf
1393 #define	PLOGX_FLG_CMD_PLOGI	0
1394 #define	PLOGX_FLG_CMD_PRLI	1
1395 #define	PLOGX_FLG_CMD_PDISC	2
1396 #define	PLOGX_FLG_CMD_LOGO	8
1397 #define	PLOGX_FLG_CMD_PRLO	9
1398 #define	PLOGX_FLG_CMD_TPRLO	10
1399 
1400 #define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1401 #define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1402 #define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1403 #define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1404 #define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1405 #define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1406 #define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1407 
1408 #define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1409 #define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1410 
1411 /*
1412  * Report ID Acquisistion (24XX multi-id firmware)
1413  */
1414 typedef struct {
1415 	isphdr_t	ridacq_hdr;
1416 	uint32_t	ridacq_handle;
1417 	union {
1418 		struct {
1419 			uint8_t		ridacq_vp_acquired;
1420 			uint8_t		ridacq_vp_setup;
1421 			uint16_t	ridacq_reserved0;
1422 		} type0;	/* type 0 */
1423 		struct {
1424 			uint16_t	ridacq_vp_count;
1425 			uint8_t		ridacq_vp_index;
1426 			uint8_t		ridacq_vp_status;
1427 		} type1;	/* type 1 */
1428 	} un;
1429 	uint16_t	ridacq_vp_port_lo;
1430 	uint8_t		ridacq_vp_port_hi;
1431 	uint8_t		ridacq_format;		/* 0 or 1 */
1432 	uint16_t	ridacq_map[8];
1433 	uint8_t		ridacq_reserved1[32];
1434 } isp_ridacq_t;
1435 
1436 #define	RIDACQ_STS_COMPLETE	0
1437 #define	RIDACQ_STS_UNACQUIRED	1
1438 #define	RIDACQ_STS_CHANGED	20
1439 
1440 
1441 /*
1442  * Simple Name Server Data Structures
1443  */
1444 #define	SNS_GA_NXT	0x100
1445 #define	SNS_GPN_ID	0x112
1446 #define	SNS_GNN_ID	0x113
1447 #define	SNS_GFF_ID	0x11F
1448 #define	SNS_GID_FT	0x171
1449 #define	SNS_RFT_ID	0x217
1450 typedef struct {
1451 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1452 	uint16_t	snscb_reserved0;
1453 	uint16_t	snscb_addr[4];	/* response buffer address */
1454 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1455 	uint16_t	snscb_reserved1;
1456 	uint16_t	snscb_data[1];	/* variable data */
1457 } sns_screq_t;	/* Subcommand Request Structure */
1458 
1459 typedef struct {
1460 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1461 	uint16_t	snscb_reserved0;
1462 	uint16_t	snscb_addr[4];	/* response buffer address */
1463 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1464 	uint16_t	snscb_reserved1;
1465 	uint16_t	snscb_cmd;
1466 	uint16_t	snscb_reserved2;
1467 	uint32_t	snscb_reserved3;
1468 	uint32_t	snscb_port;
1469 } sns_ga_nxt_req_t;
1470 #define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1471 
1472 typedef struct {
1473 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1474 	uint16_t	snscb_reserved0;
1475 	uint16_t	snscb_addr[4];	/* response buffer address */
1476 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1477 	uint16_t	snscb_reserved1;
1478 	uint16_t	snscb_cmd;
1479 	uint16_t	snscb_reserved2;
1480 	uint32_t	snscb_reserved3;
1481 	uint32_t	snscb_portid;
1482 } sns_gxn_id_req_t;
1483 #define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1484 
1485 typedef struct {
1486 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1487 	uint16_t	snscb_reserved0;
1488 	uint16_t	snscb_addr[4];	/* response buffer address */
1489 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1490 	uint16_t	snscb_reserved1;
1491 	uint16_t	snscb_cmd;
1492 	uint16_t	snscb_mword_div_2;
1493 	uint32_t	snscb_reserved3;
1494 	uint32_t	snscb_fc4_type;
1495 } sns_gid_ft_req_t;
1496 #define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1497 
1498 typedef struct {
1499 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1500 	uint16_t	snscb_reserved0;
1501 	uint16_t	snscb_addr[4];	/* response buffer address */
1502 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1503 	uint16_t	snscb_reserved1;
1504 	uint16_t	snscb_cmd;
1505 	uint16_t	snscb_reserved2;
1506 	uint32_t	snscb_reserved3;
1507 	uint32_t	snscb_port;
1508 	uint32_t	snscb_fc4_types[8];
1509 } sns_rft_id_req_t;
1510 #define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1511 
1512 typedef struct {
1513 	ct_hdr_t	snscb_cthdr;
1514 	uint8_t		snscb_port_type;
1515 	uint8_t		snscb_port_id[3];
1516 	uint8_t		snscb_portname[8];
1517 	uint16_t	snscb_data[1];	/* variable data */
1518 } sns_scrsp_t;	/* Subcommand Response Structure */
1519 
1520 typedef struct {
1521 	ct_hdr_t	snscb_cthdr;
1522 	uint8_t		snscb_port_type;
1523 	uint8_t		snscb_port_id[3];
1524 	uint8_t		snscb_portname[8];
1525 	uint8_t		snscb_pnlen;		/* symbolic port name length */
1526 	uint8_t		snscb_pname[255];	/* symbolic port name */
1527 	uint8_t		snscb_nodename[8];
1528 	uint8_t		snscb_nnlen;		/* symbolic node name length */
1529 	uint8_t		snscb_nname[255];	/* symbolic node name */
1530 	uint8_t		snscb_ipassoc[8];
1531 	uint8_t		snscb_ipaddr[16];
1532 	uint8_t		snscb_svc_class[4];
1533 	uint8_t		snscb_fc4_types[32];
1534 	uint8_t		snscb_fpname[8];
1535 	uint8_t		snscb_reserved;
1536 	uint8_t		snscb_hardaddr[3];
1537 } sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1538 #define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1539 
1540 typedef struct {
1541 	ct_hdr_t	snscb_cthdr;
1542 	uint8_t		snscb_wwn[8];
1543 } sns_gxn_id_rsp_t;
1544 #define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1545 
1546 typedef struct {
1547 	ct_hdr_t	snscb_cthdr;
1548 	uint32_t	snscb_fc4_features[32];
1549 } sns_gff_id_rsp_t;
1550 #define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1551 
1552 typedef struct {
1553 	ct_hdr_t	snscb_cthdr;
1554 	struct {
1555 		uint8_t		control;
1556 		uint8_t		portid[3];
1557 	} snscb_ports[1];
1558 } sns_gid_ft_rsp_t;
1559 #define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1560 #define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1561 
1562 /*
1563  * Other Misc Structures
1564  */
1565 
1566 /* ELS Pass Through */
1567 typedef struct {
1568 	isphdr_t	els_hdr;
1569 	uint32_t	els_handle;
1570 	uint16_t	els_status;
1571 	uint16_t	els_nphdl;
1572 	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1573 	uint8_t		els_vphdl;
1574 	uint8_t		els_sof;
1575 	uint32_t	els_rxid;
1576 	uint16_t	els_recv_dsd_count;	/* outgoing only */
1577 	uint8_t		els_opcode;
1578 	uint8_t		els_reserved1;
1579 	uint8_t		els_did_lo;
1580 	uint8_t		els_did_mid;
1581 	uint8_t		els_did_hi;
1582 	uint8_t		els_reserved2;
1583 	uint16_t	els_reserved3;
1584 	uint16_t	els_ctl_flags;
1585 	union {
1586 		struct {
1587 			uint32_t	_els_bytecnt;
1588 			uint32_t	_els_subcode1;
1589 			uint32_t	_els_subcode2;
1590 			uint8_t		_els_reserved4[20];
1591 		} in;
1592 		struct {
1593 			uint32_t	_els_recv_bytecnt;
1594 			uint32_t	_els_xmit_bytecnt;
1595 			uint32_t	_els_xmit_dsd_length;
1596 			uint16_t	_els_xmit_dsd_a1500;
1597 			uint16_t	_els_xmit_dsd_a3116;
1598 			uint16_t	_els_xmit_dsd_a4732;
1599 			uint16_t	_els_xmit_dsd_a6348;
1600 			uint32_t	_els_recv_dsd_length;
1601 			uint16_t	_els_recv_dsd_a1500;
1602 			uint16_t	_els_recv_dsd_a3116;
1603 			uint16_t	_els_recv_dsd_a4732;
1604 			uint16_t	_els_recv_dsd_a6348;
1605 		} out;
1606 	} inout;
1607 #define	els_bytecnt		inout.in._els_bytecnt
1608 #define	els_subcode1		inout.in._els_subcode1
1609 #define	els_subcode2		inout.in._els_subcode2
1610 #define	els_reserved4		inout.in._els_reserved4
1611 #define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1612 #define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1613 #define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1614 #define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1615 #define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1616 #define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1617 #define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1618 #define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1619 #define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1620 #define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1621 #define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1622 #define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1623 } els_t;
1624 
1625 /*
1626  * A handy package structure for running FC-SCSI commands internally
1627  */
1628 typedef struct {
1629 	uint16_t	handle;
1630 	uint16_t	lun;
1631 	uint32_t
1632 		channel : 8,
1633 		portid	: 24;
1634 	uint32_t	timeout;
1635 	union {
1636 		struct {
1637 			uint32_t data_length;
1638 			uint32_t
1639 				no_wait : 1,
1640 				do_read : 1;
1641 			uint8_t cdb[16];
1642 			void *data_ptr;
1643 		} beg;
1644 		struct {
1645 			uint32_t data_residual;
1646 			uint8_t status;
1647 			uint8_t pad;
1648 			uint16_t sense_length;
1649 			uint8_t sense_data[32];
1650 		} end;
1651 	} fcd;
1652 } isp_xcmd_t;
1653 
1654 /*
1655  * Target Mode related definitions
1656  */
1657 #define	QLTM_SENSELEN	18	/* non-FC cards only */
1658 #define QLTM_SVALID	0x80
1659 
1660 /*
1661  * Structure for Enable Lun and Modify Lun queue entries
1662  */
1663 typedef struct {
1664 	isphdr_t	le_header;
1665 	uint32_t	le_reserved;
1666 	uint8_t		le_lun;
1667 	uint8_t		le_rsvd;
1668 	uint8_t		le_ops;		/* Modify LUN only */
1669 	uint8_t		le_tgt;		/* Not for FC */
1670 	uint32_t	le_flags;	/* Not for FC */
1671 	uint8_t		le_status;
1672 	uint8_t		le_reserved2;
1673 	uint8_t		le_cmd_count;
1674 	uint8_t		le_in_count;
1675 	uint8_t		le_cdb6len;	/* Not for FC */
1676 	uint8_t		le_cdb7len;	/* Not for FC */
1677 	uint16_t	le_timeout;
1678 	uint16_t	le_reserved3[20];
1679 } lun_entry_t;
1680 
1681 /*
1682  * le_flags values
1683  */
1684 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1685 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1686 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1687 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1688 
1689 /*
1690  * le_ops values
1691  */
1692 #define LUN_CCINCR	0x01	/* increment command count */
1693 #define LUN_CCDECR	0x02	/* decrement command count */
1694 #define LUN_ININCR	0x40	/* increment immed. notify count */
1695 #define LUN_INDECR	0x80	/* decrement immed. notify count */
1696 
1697 /*
1698  * le_status values
1699  */
1700 #define	LUN_OK		0x01	/* we be rockin' */
1701 #define LUN_ERR		0x04	/* request completed with error */
1702 #define LUN_INVAL	0x06	/* invalid request */
1703 #define LUN_NOCAP	0x16	/* can't provide requested capability */
1704 #define LUN_ENABLED	0x3E	/* LUN already enabled */
1705 
1706 /*
1707  * Immediate Notify Entry structure
1708  */
1709 #define IN_MSGLEN	8	/* 8 bytes */
1710 #define IN_RSVDLEN	8	/* 8 words */
1711 typedef struct {
1712 	isphdr_t	in_header;
1713 	uint32_t	in_reserved;
1714 	uint8_t		in_lun;		/* lun */
1715 	uint8_t		in_iid;		/* initiator */
1716 	uint8_t		in_reserved2;
1717 	uint8_t		in_tgt;		/* target */
1718 	uint32_t	in_flags;
1719 	uint8_t		in_status;
1720 	uint8_t		in_rsvd2;
1721 	uint8_t		in_tag_val;	/* tag value */
1722 	uint8_t		in_tag_type;	/* tag type */
1723 	uint16_t	in_seqid;	/* sequence id */
1724 	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1725 	uint16_t	in_reserved3[IN_RSVDLEN];
1726 	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1727 } in_entry_t;
1728 
1729 typedef struct {
1730 	isphdr_t	in_header;
1731 	uint32_t	in_reserved;
1732 	uint8_t		in_lun;		/* lun */
1733 	uint8_t		in_iid;		/* initiator */
1734 	uint16_t	in_scclun;
1735 	uint32_t	in_reserved2;
1736 	uint16_t	in_status;
1737 	uint16_t	in_task_flags;
1738 	uint16_t	in_seqid;	/* sequence id */
1739 } in_fcentry_t;
1740 
1741 typedef struct {
1742 	isphdr_t	in_header;
1743 	uint32_t	in_reserved;
1744 	uint16_t	in_iid;		/* initiator */
1745 	uint16_t	in_scclun;
1746 	uint32_t	in_reserved2;
1747 	uint16_t	in_status;
1748 	uint16_t	in_task_flags;
1749 	uint16_t	in_seqid;	/* sequence id */
1750 } in_fcentry_e_t;
1751 
1752 /*
1753  * Values for the in_status field
1754  */
1755 #define	IN_REJECT	0x0D	/* Message Reject message received */
1756 #define IN_RESET	0x0E	/* Bus Reset occurred */
1757 #define IN_NO_RCAP	0x16	/* requested capability not available */
1758 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1759 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1760 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1761 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1762 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1763 #define	IN_PORT_CHANGED	0x2A	/* port changed */
1764 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1765 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1766 
1767 /*
1768  * Values for the in_task_flags field- should only get one at a time!
1769  */
1770 #define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1771 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1772 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
1773 #define	TASK_FLAGS_LUN_RESET		(1<<12)
1774 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1775 #define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1776 
1777 /*
1778  * ISP24XX Immediate Notify
1779  */
1780 typedef struct {
1781 	isphdr_t	in_header;
1782 	uint32_t	in_reserved;
1783 	uint16_t	in_nphdl;
1784 	uint16_t	in_reserved1;
1785 	uint16_t	in_flags;
1786 	uint16_t	in_srr_rxid;
1787 	uint16_t	in_status;
1788 	uint8_t		in_status_subcode;
1789 	uint8_t		in_reserved2;
1790 	uint32_t	in_rxid;
1791 	uint16_t	in_srr_reloff_lo;
1792 	uint16_t	in_srr_reloff_hi;
1793 	uint16_t	in_srr_iu;
1794 	uint16_t	in_srr_oxid;
1795 	/*
1796 	 * If bit 2 is set in in_flags, the following
1797 	 * two tags are valid. If the received ELS is
1798 	 * a LOGO, then these tags contain the N Port ID
1799 	 * from the LOGO payload. If the received ELS
1800 	 * request is TPRLO, these tags contain the
1801 	 * Third Party Originator N Port ID.
1802 	 */
1803 	uint16_t	in_nport_id_hi;
1804 	uint8_t		in_nport_id_lo;
1805 	uint8_t		in_reserved3;
1806 	/*
1807 	 * If bit 2 is set in in_flags, the following
1808 	 * tag is valid. If the received ELS is a LOGO,
1809 	 * then this tag contains the n-port handle
1810 	 * from the LOGO payload. If the received ELS
1811 	 * request is TPRLO, this tag contain the
1812 	 * n-port handle for the Third Party Originator.
1813 	 */
1814 	uint16_t	in_np_handle;
1815 	uint8_t		in_reserved4[12];
1816 	uint8_t		in_reserved5;
1817 	uint8_t		in_vpidx;
1818 	uint32_t	in_reserved6;
1819 	uint16_t	in_portid_lo;
1820 	uint8_t		in_portid_hi;
1821 	uint8_t		in_reserved7;
1822 	uint16_t	in_reserved8;
1823 	uint16_t	in_oxid;
1824 } in_fcentry_24xx_t;
1825 
1826 #define	IN24XX_FLAG_PUREX_IOCB		0x1
1827 #define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1828 #define	IN24XX_FLAG_NPHDL_VALID		0x4
1829 
1830 #define	IN24XX_LIP_RESET	0x0E
1831 #define	IN24XX_LINK_RESET	0x0F
1832 #define	IN24XX_PORT_LOGOUT	0x29
1833 #define	IN24XX_PORT_CHANGED	0x2A
1834 #define	IN24XX_LINK_FAILED	0x2E
1835 #define	IN24XX_SRR_RCVD		0x45
1836 #define	IN24XX_ELS_RCVD		0x46	/*
1837 					 * login-affectin ELS received- check
1838 					 * subcode for specific opcode
1839 					 */
1840 
1841 /*
1842  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1843  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1844  * Big Endian format.
1845  */
1846 #define	IN24XX_PLOGI_WWNN_OFF	0x20
1847 #define	IN24XX_PLOGI_WWPN_OFF	0x28
1848 
1849 /*
1850  * For f/w > 4.0.25, this offset in the Immediate Notify contain
1851  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1852  */
1853 #define	IN24XX_LOGO_WWPN_OFF	0x28
1854 
1855 /*
1856  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1857  */
1858 #define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1859 #define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1860 #define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1861 #define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1862 #define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1863 #define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1864 #define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1865 #define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1866 #define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1867 #define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1868 
1869 /*
1870  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1871  */
1872 #define	IN24XX_PORT_CHANGED_BADFAN	0x00
1873 #define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1874 #define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1875 #define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1876 #define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1877 #define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1878 
1879 /*
1880  * Notify Acknowledge Entry structure
1881  */
1882 #define NA_RSVDLEN	22
1883 typedef struct {
1884 	isphdr_t	na_header;
1885 	uint32_t	na_reserved;
1886 	uint8_t		na_lun;		/* lun */
1887 	uint8_t		na_iid;		/* initiator */
1888 	uint8_t		na_reserved2;
1889 	uint8_t		na_tgt;		/* target */
1890 	uint32_t	na_flags;
1891 	uint8_t		na_status;
1892 	uint8_t		na_event;
1893 	uint16_t	na_seqid;	/* sequence id */
1894 	uint16_t	na_reserved3[NA_RSVDLEN];
1895 } na_entry_t;
1896 
1897 /*
1898  * Value for the na_event field
1899  */
1900 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
1901 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1902 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1903 
1904 #define	NA2_RSVDLEN	21
1905 typedef struct {
1906 	isphdr_t	na_header;
1907 	uint32_t	na_reserved;
1908 	uint8_t		na_reserved1;
1909 	uint8_t		na_iid;		/* initiator loop id */
1910 	uint16_t	na_response;
1911 	uint16_t	na_flags;
1912 	uint16_t	na_reserved2;
1913 	uint16_t	na_status;
1914 	uint16_t	na_task_flags;
1915 	uint16_t	na_seqid;	/* sequence id */
1916 	uint16_t	na_reserved3[NA2_RSVDLEN];
1917 } na_fcentry_t;
1918 
1919 typedef struct {
1920 	isphdr_t	na_header;
1921 	uint32_t	na_reserved;
1922 	uint16_t	na_iid;		/* initiator loop id */
1923 	uint16_t	na_response;	/* response code */
1924 	uint16_t	na_flags;
1925 	uint16_t	na_reserved2;
1926 	uint16_t	na_status;
1927 	uint16_t	na_task_flags;
1928 	uint16_t	na_seqid;	/* sequence id */
1929 	uint16_t	na_reserved3[NA2_RSVDLEN];
1930 } na_fcentry_e_t;
1931 
1932 #define	NAFC_RCOUNT	0x80	/* increment resource count */
1933 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1934 #define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1935 
1936 /*
1937  * ISP24XX Notify Acknowledge
1938  */
1939 
1940 typedef struct {
1941 	isphdr_t	na_header;
1942 	uint32_t	na_handle;
1943 	uint16_t	na_nphdl;
1944 	uint16_t	na_reserved1;
1945 	uint16_t	na_flags;
1946 	uint16_t	na_srr_rxid;
1947 	uint16_t	na_status;
1948 	uint8_t		na_status_subcode;
1949 	uint8_t		na_reserved2;
1950 	uint32_t	na_rxid;
1951 	uint16_t	na_srr_reloff_lo;
1952 	uint16_t	na_srr_reloff_hi;
1953 	uint16_t	na_srr_iu;
1954 	uint16_t	na_srr_flags;
1955 	uint8_t		na_reserved3[18];
1956 	uint8_t		na_reserved4;
1957 	uint8_t		na_vpidx;
1958 	uint8_t		na_srr_reject_vunique;
1959 	uint8_t		na_srr_reject_explanation;
1960 	uint8_t		na_srr_reject_code;
1961 	uint8_t		na_reserved5;
1962 	uint8_t		na_reserved6[6];
1963 	uint16_t	na_oxid;
1964 } na_fcentry_24xx_t;
1965 
1966 /*
1967  * Accept Target I/O Entry structure
1968  */
1969 #define ATIO_CDBLEN	26
1970 
1971 typedef struct {
1972 	isphdr_t	at_header;
1973 	uint16_t	at_reserved;
1974 	uint16_t	at_handle;
1975 	uint8_t		at_lun;		/* lun */
1976 	uint8_t		at_iid;		/* initiator */
1977 	uint8_t		at_cdblen; 	/* cdb length */
1978 	uint8_t		at_tgt;		/* target */
1979 	uint32_t	at_flags;
1980 	uint8_t		at_status;	/* firmware status */
1981 	uint8_t		at_scsi_status;	/* scsi status */
1982 	uint8_t		at_tag_val;	/* tag value */
1983 	uint8_t		at_tag_type;	/* tag type */
1984 	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
1985 	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
1986 } at_entry_t;
1987 
1988 /*
1989  * at_flags values
1990  */
1991 #define AT_NODISC	0x00008000	/* disconnect disabled */
1992 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
1993 
1994 /*
1995  * at_status values
1996  */
1997 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
1998 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
1999 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2000 #define AT_NOCAP	0x16	/* Requested capability not available */
2001 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2002 #define AT_CDB		0x3D	/* CDB received */
2003 /*
2004  * Macros to create and fetch and test concatenated handle and tag value macros
2005  * (SPI only)
2006  */
2007 #define	AT_MAKE_TAGID(tid, aep)						\
2008 	tid = aep->at_handle;						\
2009 	if (aep->at_flags & AT_TQAE) {					\
2010 		tid |= (aep->at_tag_val << 16);				\
2011 		tid |= (1 << 24);					\
2012 	}
2013 
2014 #define	CT_MAKE_TAGID(tid, ct)						\
2015 	tid = ct->ct_fwhandle;						\
2016 	if (ct->ct_flags & CT_TQAE) {					\
2017 		tid |= (ct->ct_tag_val << 16);				\
2018 		tid |= (1 << 24);					\
2019 	}
2020 
2021 #define	AT_HAS_TAG(val)		((val) & (1 << 24))
2022 #define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2023 #define	AT_GET_HANDLE(val)	((val) & 0xffff)
2024 
2025 #define	IN_MAKE_TAGID(tid, inp)						\
2026 	tid = inp->in_seqid;						\
2027 	tid |= (inp->in_tag_val << 16);					\
2028 	tid |= (1 << 24)
2029 
2030 /*
2031  * Accept Target I/O Entry structure, Type 2
2032  */
2033 #define ATIO2_CDBLEN	16
2034 
2035 typedef struct {
2036 	isphdr_t	at_header;
2037 	uint32_t	at_reserved;
2038 	uint8_t		at_lun;		/* lun or reserved */
2039 	uint8_t		at_iid;		/* initiator */
2040 	uint16_t	at_rxid; 	/* response ID */
2041 	uint16_t	at_flags;
2042 	uint16_t	at_status;	/* firmware status */
2043 	uint8_t		at_crn;		/* command reference number */
2044 	uint8_t		at_taskcodes;
2045 	uint8_t		at_taskflags;
2046 	uint8_t		at_execodes;
2047 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2048 	uint32_t	at_datalen;		/* allocated data len */
2049 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2050 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2051 	uint16_t	at_reserved2[6];
2052 	uint16_t	at_oxid;
2053 } at2_entry_t;
2054 
2055 typedef struct {
2056 	isphdr_t	at_header;
2057 	uint32_t	at_reserved;
2058 	uint16_t	at_iid;		/* initiator */
2059 	uint16_t	at_rxid; 	/* response ID */
2060 	uint16_t	at_flags;
2061 	uint16_t	at_status;	/* firmware status */
2062 	uint8_t		at_crn;		/* command reference number */
2063 	uint8_t		at_taskcodes;
2064 	uint8_t		at_taskflags;
2065 	uint8_t		at_execodes;
2066 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2067 	uint32_t	at_datalen;		/* allocated data len */
2068 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2069 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2070 	uint16_t	at_reserved2[6];
2071 	uint16_t	at_oxid;
2072 } at2e_entry_t;
2073 
2074 #define	ATIO2_WWPN_OFFSET	0x2A
2075 #define	ATIO2_OXID_OFFSET	0x3E
2076 
2077 #define	ATIO2_TC_ATTR_MASK	0x7
2078 #define	ATIO2_TC_ATTR_SIMPLEQ	0
2079 #define	ATIO2_TC_ATTR_HEADOFQ	1
2080 #define	ATIO2_TC_ATTR_ORDERED	2
2081 #define	ATIO2_TC_ATTR_ACAQ	4
2082 #define	ATIO2_TC_ATTR_UNTAGGED	5
2083 
2084 #define	ATIO2_EX_WRITE		0x1
2085 #define	ATIO2_EX_READ		0x2
2086 /*
2087  * Macros to create and fetch and test concatenated handle and tag value macros
2088  */
2089 #define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2090 	tid = aep->at_rxid;						\
2091 	tid |= (((uint64_t)inst) << 32);				\
2092 	tid |= (((uint64_t)bus) << 48)
2093 
2094 #define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2095 	tid = ct->ct_rxid;						\
2096 	tid |= (((uint64_t)inst) << 32);				\
2097 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2098 
2099 #define	AT2_HAS_TAG(val)	1
2100 #define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2101 #define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2102 #define	AT2_GET_HANDLE		AT2_GET_TAG
2103 #define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2104 
2105 #define	FC_HAS_TAG	AT2_HAS_TAG
2106 #define	FC_GET_TAG	AT2_GET_TAG
2107 #define	FC_GET_INST	AT2_GET_INST
2108 #define	FC_GET_HANDLE	AT2_GET_HANDLE
2109 
2110 #define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2111 	tid = seqid;							\
2112 	tid |= (((uint64_t)inst) << 32);				\
2113 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2114 
2115 #define	FC_TAG_INSERT_INST(tid, inst)					\
2116 	tid &= ~0x0000ffff00000000ull;					\
2117 	tid |= (((uint64_t)inst) << 32)
2118 
2119 /*
2120  * 24XX ATIO Definition
2121  *
2122  * This is *quite* different from other entry types.
2123  * First of all, it has its own queue it comes in on.
2124  *
2125  * Secondly, it doesn't have a normal header.
2126  *
2127  * Thirdly, it's just a passthru of the FCP CMND IU
2128  * which is recorded in big endian mode.
2129  */
2130 typedef struct {
2131 	uint8_t		at_type;
2132 	uint8_t		at_count;
2133 	/*
2134 	 * Task attribute in high four bits,
2135 	 * the rest is the FCP CMND IU Length.
2136 	 * NB: the command can extend past the
2137 	 * length for a single queue entry.
2138 	 */
2139 	uint16_t	at_ta_len;
2140 	uint32_t	at_rxid;
2141 	fc_hdr_t	at_hdr;
2142 	fcp_cmnd_iu_t	at_cmnd;
2143 } at7_entry_t;
2144 #define	AT7_NORESRC_RXID	0xffffffff
2145 
2146 
2147 /*
2148  * Continue Target I/O Entry structure
2149  * Request from driver. The response from the
2150  * ISP firmware is the same except that the last 18
2151  * bytes are overwritten by suggested sense data if
2152  * the 'autosense valid' bit is set in the status byte.
2153  */
2154 typedef struct {
2155 	isphdr_t	ct_header;
2156 	uint16_t	ct_syshandle;
2157 	uint16_t	ct_fwhandle;	/* required by f/w */
2158 	uint8_t		ct_lun;	/* lun */
2159 	uint8_t		ct_iid;	/* initiator id */
2160 	uint8_t		ct_reserved2;
2161 	uint8_t		ct_tgt;	/* our target id */
2162 	uint32_t	ct_flags;
2163 	uint8_t 	ct_status;	/* isp status */
2164 	uint8_t 	ct_scsi_status;	/* scsi status */
2165 	uint8_t 	ct_tag_val;	/* tag value */
2166 	uint8_t 	ct_tag_type;	/* tag type */
2167 	uint32_t	ct_xfrlen;	/* transfer length */
2168 	int32_t		ct_resid;	/* residual length */
2169 	uint16_t	ct_timeout;
2170 	uint16_t	ct_seg_count;
2171 	ispds_t		ct_dataseg[ISP_RQDSEG];
2172 } ct_entry_t;
2173 
2174 /*
2175  * For some of the dual port SCSI adapters, port (bus #) is reported
2176  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2177  *
2178  * Note that this does not apply to FC adapters at all which can and
2179  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2180  * that have logged in across a SCSI fabric.
2181  */
2182 #define	GET_IID_VAL(x)		(x & 0x3f)
2183 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2184 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2185 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2186 
2187 /*
2188  * ct_flags values
2189  */
2190 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2191 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
2192 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
2193 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2194 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2195 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2196 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2197 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2198 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2199 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2200 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2201 
2202 /*
2203  * ct_status values
2204  * - set by the firmware when it returns the CTIO
2205  */
2206 #define CT_OK		0x01	/* completed without error */
2207 #define CT_ABORTED	0x02	/* aborted by host */
2208 #define CT_ERR		0x04	/* see sense data for error */
2209 #define CT_INVAL	0x06	/* request for disabled lun */
2210 #define CT_NOPATH	0x07	/* invalid ITL nexus */
2211 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2212 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2213 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2214 #define CT_TIMEOUT	0x0B	/* timed out */
2215 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2216 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2217 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2218 #define	CT_PANIC	0x13	/* Unrecoverable Error */
2219 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2220 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2221 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2222 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2223 #define	CT_PORTUNAVAIL	0x28	/* port not available */
2224 #define	CT_LOGOUT	0x29	/* port logout */
2225 #define	CT_PORTCHANGED	0x2A	/* port changed */
2226 #define	CT_IDE		0x33	/* Initiator Detected Error */
2227 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2228 #define	CT_SRR		0x45	/* SRR Received */
2229 #define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2230 
2231 #define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2232 
2233 /*
2234  * When the firmware returns a CTIO entry, it may overwrite the last
2235  * part of the structure with sense data. This starts at offset 0x2E
2236  * into the entry, which is in the middle of ct_dataseg[1]. Rather
2237  * than define a new struct for this, I'm just using the sense data
2238  * offset.
2239  */
2240 #define CTIO_SENSE_OFFSET	0x2E
2241 
2242 /*
2243  * Entry length in u_longs. All entries are the same size so
2244  * any one will do as the numerator.
2245  */
2246 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2247 
2248 /*
2249  * QLA2100 CTIO (type 2) entry
2250  */
2251 #define	MAXRESPLEN	26
2252 typedef struct {
2253 	isphdr_t	ct_header;
2254 	uint32_t	ct_syshandle;
2255 	uint8_t		ct_lun;		/* lun */
2256 	uint8_t		ct_iid;		/* initiator id */
2257 	uint16_t	ct_rxid;	/* response ID */
2258 	uint16_t	ct_flags;
2259 	uint16_t 	ct_status;	/* isp status */
2260 	uint16_t	ct_timeout;
2261 	uint16_t	ct_seg_count;
2262 	uint32_t	ct_reloff;	/* relative offset */
2263 	int32_t		ct_resid;	/* residual length */
2264 	union {
2265 		/*
2266 		 * The three different modes that the target driver
2267 		 * can set the CTIO{2,3,4} up as.
2268 		 *
2269 		 * The first is for sending FCP_DATA_IUs as well as
2270 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2271 		 *
2272 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2273 		 * Note that no FCP_DATA_IUs will be sent.
2274 		 *
2275 		 * The third is for sending FCP_RSP_IUs as built specifically
2276 		 * in system memory as located by the isp_dataseg.
2277 		 */
2278 		struct {
2279 			uint32_t _reserved;
2280 			uint16_t _reserved2;
2281 			uint16_t ct_scsi_status;
2282 			uint32_t ct_xfrlen;
2283 			union {
2284 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2285 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2286 				ispdslist_t ct_dslist;
2287 			} u;
2288 		} m0;
2289 		struct {
2290 			uint16_t _reserved;
2291 			uint16_t _reserved2;
2292 			uint16_t ct_senselen;
2293 			uint16_t ct_scsi_status;
2294 			uint16_t ct_resplen;
2295 			uint8_t  ct_resp[MAXRESPLEN];
2296 		} m1;
2297 		struct {
2298 			uint32_t _reserved;
2299 			uint16_t _reserved2;
2300 			uint16_t _reserved3;
2301 			uint32_t ct_datalen;
2302 			ispds_t ct_fcp_rsp_iudata;
2303 		} m2;
2304 	} rsp;
2305 } ct2_entry_t;
2306 
2307 typedef struct {
2308 	isphdr_t	ct_header;
2309 	uint32_t	ct_syshandle;
2310 	uint16_t	ct_iid;		/* initiator id */
2311 	uint16_t	ct_rxid;	/* response ID */
2312 	uint16_t	ct_flags;
2313 	uint16_t 	ct_status;	/* isp status */
2314 	uint16_t	ct_timeout;
2315 	uint16_t	ct_seg_count;
2316 	uint32_t	ct_reloff;	/* relative offset */
2317 	int32_t		ct_resid;	/* residual length */
2318 	union {
2319 		struct {
2320 			uint32_t _reserved;
2321 			uint16_t _reserved2;
2322 			uint16_t ct_scsi_status;
2323 			uint32_t ct_xfrlen;
2324 			union {
2325 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2326 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2327 				ispdslist_t ct_dslist;
2328 			} u;
2329 		} m0;
2330 		struct {
2331 			uint16_t _reserved;
2332 			uint16_t _reserved2;
2333 			uint16_t ct_senselen;
2334 			uint16_t ct_scsi_status;
2335 			uint16_t ct_resplen;
2336 			uint8_t  ct_resp[MAXRESPLEN];
2337 		} m1;
2338 		struct {
2339 			uint32_t _reserved;
2340 			uint16_t _reserved2;
2341 			uint16_t _reserved3;
2342 			uint32_t ct_datalen;
2343 			ispds_t ct_fcp_rsp_iudata;
2344 		} m2;
2345 	} rsp;
2346 } ct2e_entry_t;
2347 
2348 /*
2349  * ct_flags values for CTIO2
2350  */
2351 #define	CT2_FLAG_MODE0	0x0000
2352 #define	CT2_FLAG_MODE1	0x0001
2353 #define	CT2_FLAG_MODE2	0x0002
2354 #define		CT2_FLAG_MMASK	0x0003
2355 #define CT2_DATA_IN	0x0040
2356 #define CT2_DATA_OUT	0x0080
2357 #define CT2_NO_DATA	0x00C0
2358 #define 	CT2_DATAMASK	0x00C0
2359 #define	CT2_CCINCR	0x0100
2360 #define	CT2_FASTPOST	0x0200
2361 #define	CT2_CONFIRM	0x2000
2362 #define	CT2_TERMINATE	0x4000
2363 #define CT2_SENDSTATUS	0x8000
2364 
2365 /*
2366  * ct_status values are (mostly) the same as that for ct_entry.
2367  */
2368 
2369 /*
2370  * ct_scsi_status values- the low 8 bits are the normal SCSI status
2371  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2372  * fields.
2373  */
2374 #define	CT2_RSPLEN_VALID	0x0100
2375 #define	CT2_SNSLEN_VALID	0x0200
2376 #define	CT2_DATA_OVER		0x0400
2377 #define	CT2_DATA_UNDER		0x0800
2378 
2379 /*
2380  * ISP24XX CTIO
2381  */
2382 #define	MAXRESPLEN_24XX	24
2383 typedef struct {
2384 	isphdr_t	ct_header;
2385 	uint32_t	ct_syshandle;
2386 	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2387 	uint16_t	ct_timeout;
2388 	uint16_t	ct_seg_count;
2389 	uint8_t		ct_vpidx;
2390 	uint8_t		ct_xflags;
2391 	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2392 	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2393 	uint8_t		ct_reserved;
2394 	uint32_t	ct_rxid;
2395 	uint16_t	ct_senselen;	/* mode 1 only */
2396 	uint16_t	ct_flags;
2397 	int32_t		ct_resid;	/* residual length */
2398 	uint16_t	ct_oxid;
2399 	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2400 	union {
2401 		struct {
2402 			uint32_t	reloff;
2403 			uint32_t	reserved0;
2404 			uint32_t	ct_xfrlen;
2405 			uint32_t	reserved1;
2406 			ispds64_t	ds;
2407 		} m0;
2408 		struct {
2409 			uint16_t ct_resplen;
2410 			uint16_t reserved;
2411 			uint8_t  ct_resp[MAXRESPLEN_24XX];
2412 		} m1;
2413 		struct {
2414 			uint32_t reserved0;
2415 			uint32_t ct_datalen;
2416 			uint32_t reserved1;
2417 			ispds64_t ct_fcp_rsp_iudata;
2418 		} m2;
2419 	} rsp;
2420 } ct7_entry_t;
2421 
2422 /*
2423  * ct_flags values for CTIO7
2424  */
2425 #define CT7_DATA_IN	0x0002
2426 #define CT7_DATA_OUT	0x0001
2427 #define CT7_NO_DATA	0x0000
2428 #define 	CT7_DATAMASK	0x003
2429 #define	CT7_DSD_ENABLE	0x0004
2430 #define	CT7_CONF_STSFD	0x0010
2431 #define	CT7_EXPLCT_CONF	0x0020
2432 #define	CT7_FLAG_MODE0	0x0000
2433 #define	CT7_FLAG_MODE1	0x0040
2434 #define	CT7_FLAG_MODE2	0x0080
2435 #define		CT7_FLAG_MMASK	0x00C0
2436 #define	CT7_NOACK	0x0100
2437 #define	CT7_TASK_ATTR_SHIFT	9
2438 #define	CT7_CONFIRM	0x2000
2439 #define	CT7_TERMINATE	0x4000
2440 #define CT7_SENDSTATUS	0x8000
2441 
2442 /*
2443  * Type 7 CTIO status codes
2444  */
2445 #define CT7_OK		0x01	/* completed without error */
2446 #define CT7_ABORTED	0x02	/* aborted by host */
2447 #define CT7_ERR		0x04	/* see sense data for error */
2448 #define CT7_INVAL	0x06	/* request for disabled lun */
2449 #define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2450 #define	CT7_DATA_OVER	0x09	/* Data Overrun */
2451 #define CT7_TIMEOUT	0x0B	/* timed out */
2452 #define CT7_RESET	0x0E	/* LIP Rset Received */
2453 #define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2454 #define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2455 #define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2456 #define	CT7_PORTUNAVAIL	0x28	/* port not available */
2457 #define	CT7_LOGOUT	0x29	/* port logout */
2458 #define	CT7_PORTCHANGED	0x2A	/* port changed */
2459 #define	CT7_SRR		0x45	/* SRR Received */
2460 
2461 /*
2462  * Other 24XX related target IOCBs
2463  */
2464 
2465 /*
2466  * ABTS Received
2467  */
2468 typedef struct {
2469 	isphdr_t	abts_header;
2470 	uint8_t		abts_reserved0[6];
2471 	uint16_t	abts_nphdl;
2472 	uint16_t	abts_reserved1;
2473 	uint16_t	abts_sof;
2474 	uint32_t	abts_rxid_abts;
2475 	uint16_t	abts_did_lo;
2476 	uint8_t		abts_did_hi;
2477 	uint8_t		abts_r_ctl;
2478 	uint16_t	abts_sid_lo;
2479 	uint8_t		abts_sid_hi;
2480 	uint8_t		abts_cs_ctl;
2481 	uint16_t	abts_fs_ctl;
2482 	uint8_t		abts_f_ctl;
2483 	uint8_t		abts_type;
2484 	uint16_t	abts_seq_cnt;
2485 	uint8_t		abts_df_ctl;
2486 	uint8_t		abts_seq_id;
2487 	uint16_t	abts_rx_id;
2488 	uint16_t	abts_ox_id;
2489 	uint32_t	abts_param;
2490 	uint8_t		abts_reserved2[16];
2491 	uint32_t	abts_rxid_task;
2492 } abts_t;
2493 
2494 typedef struct {
2495 	isphdr_t	abts_rsp_header;
2496 	uint32_t	abts_rsp_handle;
2497 	uint16_t	abts_rsp_status;
2498 	uint16_t	abts_rsp_nphdl;
2499 	uint16_t	abts_rsp_ctl_flags;
2500 	uint16_t	abts_rsp_sof;
2501 	uint32_t	abts_rsp_rxid_abts;
2502 	uint16_t	abts_rsp_did_lo;
2503 	uint8_t		abts_rsp_did_hi;
2504 	uint8_t		abts_rsp_r_ctl;
2505 	uint16_t	abts_rsp_sid_lo;
2506 	uint8_t		abts_rsp_sid_hi;
2507 	uint8_t		abts_rsp_cs_ctl;
2508 	uint16_t	abts_rsp_f_ctl_lo;
2509 	uint8_t		abts_rsp_f_ctl_hi;
2510 	uint8_t		abts_rsp_type;
2511 	uint16_t	abts_rsp_seq_cnt;
2512 	uint8_t		abts_rsp_df_ctl;
2513 	uint8_t		abts_rsp_seq_id;
2514 	uint16_t	abts_rsp_rx_id;
2515 	uint16_t	abts_rsp_ox_id;
2516 	uint32_t	abts_rsp_param;
2517 	union {
2518 		struct {
2519 			uint16_t reserved;
2520 			uint8_t	last_seq_id;
2521 			uint8_t seq_id_valid;
2522 			uint16_t aborted_rx_id;
2523 			uint16_t aborted_ox_id;
2524 			uint16_t high_seq_cnt;
2525 			uint16_t low_seq_cnt;
2526 			uint8_t reserved2[4];
2527 		} ba_acc;
2528 		struct {
2529 			uint8_t vendor_unique;
2530 			uint8_t	explanation;
2531 			uint8_t reason;
2532 			uint8_t reserved;
2533 			uint8_t reserved2[12];
2534 		} ba_rjt;
2535 		struct {
2536 			uint8_t reserved[8];
2537 			uint32_t subcode1;
2538 			uint32_t subcode2;
2539 		} rsp;
2540 		uint8_t reserved[16];
2541 	} abts_rsp_payload;
2542 	uint32_t	abts_rsp_rxid_task;
2543 } abts_rsp_t;
2544 
2545 /* terminate this ABTS exchange */
2546 #define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2547 
2548 #define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2549 #define	ISP24XX_ABTS_RSP_RESET		0x04
2550 #define	ISP24XX_ABTS_RSP_ABORTED	0x05
2551 #define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2552 #define	ISP24XX_ABTS_RSP_INVXID		0x08
2553 #define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2554 #define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2555 
2556 #define	ISP24XX_NO_TASK			0xffffffff
2557 
2558 /*
2559  * Miscellaneous
2560  *
2561  * These are the limits of the number of dma segments we
2562  * can deal with based not on the size of the segment counter
2563  * (which is 16 bits), but on the size of the number of
2564  * queue entries field (which is 8 bits). We assume no
2565  * segments in the first queue entry, so we can either
2566  * have 7 dma segments per continuation entry or 5
2567  * (for 64 bit dma).. multiplying out by 254....
2568  */
2569 #define	ISP_NSEG_MAX	1778
2570 #define	ISP_NSEG64_MAX	1270
2571 
2572 #endif	/* _ISPMBOX_H */
2573