1 /* $NetBSD: ispmbox.h,v 1.56 2013/09/14 12:43:08 martin 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_RIO32_1			0x8021
228 #define	ASYNC_RIO32_2			0x8022
229 #define	ASYNC_IP_XMIT_DONE		0x8022
230 #define	ASYNC_IP_RECV_DONE		0x8023
231 #define	ASYNC_IP_BROADCAST		0x8024
232 #define	ASYNC_IP_RCVQ_LOW		0x8025
233 #define	ASYNC_IP_RCVQ_EMPTY		0x8026
234 #define	ASYNC_IP_RECV_DONE_ALIGNED	0x8027
235 #define	ASYNC_PTPMODE			0x8030
236 #define	ASYNC_RIO16_1			0x8031
237 #define	ASYNC_RIO16_2			0x8032
238 #define	ASYNC_RIO16_3			0x8033
239 #define	ASYNC_RIO16_4			0x8034
240 #define	ASYNC_RIO16_5			0x8035
241 #define	ASYNC_CONNMODE			0x8036
242 #define		ISP_CONN_LOOP		1
243 #define		ISP_CONN_PTP		2
244 #define		ISP_CONN_BADLIP		3
245 #define		ISP_CONN_FATAL		4
246 #define		ISP_CONN_LOOPBACK	5
247 #define	ASYNC_RIOZIO_STALL		0x8040	/* there's a RIO/ZIO entry that hasn't been serviced */
248 #define	ASYNC_RIO32_2_2200		0x8042	/* same as ASYNC_RIO32_2, but for 2100/2200 */
249 #define	ASYNC_RCV_ERR			0x8048
250 
251 /*
252  * Firmware Options. There are a lot of them.
253  *
254  * IFCOPTN - ISP Fibre Channel Option Word N
255  */
256 #define	IFCOPT1_EQFQASYNC	(1 << 13)	/* enable QFULL notification */
257 #define	IFCOPT1_EAABSRCVD	(1 << 12)
258 #define	IFCOPT1_RJTASYNC	(1 << 11)	/* enable 8018 notification */
259 #define	IFCOPT1_ENAPURE		(1 << 10)
260 #define	IFCOPT1_ENA8017		(1 << 7)
261 #define	IFCOPT1_DISGPIO67	(1 << 6)
262 #define	IFCOPT1_LIPLOSSIMM	(1 << 5)
263 #define	IFCOPT1_DISF7SWTCH	(1 << 4)
264 #define	IFCOPT1_CTIO_RETRY	(1 << 3)
265 #define	IFCOPT1_LIPASYNC	(1 << 1)
266 #define	IFCOPT1_LIPF8		(1 << 0)
267 
268 #define	IFCOPT2_LOOPBACK	(1 << 1)
269 #define	IFCOPT2_ATIO3_ONLY	(1 << 0)
270 
271 #define	IFCOPT3_NOPRLI		(1 << 4)	/* disable automatic sending of PRLI on local loops */
272 #define	IFCOPT3_RNDASYNC	(1 << 1)
273 /*
274  * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
275  * mailbox command to enable this.
276  */
277 #define	ASYNC_QFULL_SENT		0x8049
278 
279 /*
280  * Needs to be enabled
281  */
282 #define	ASYNC_AUTO_PLOGI_RJT		0x8018
283 /*
284  * 24XX only
285  */
286 #define	ASYNC_RJT_SENT			0x8049
287 
288 /*
289  * All IOCB Queue entries are this size
290  */
291 #define	QENTRY_LEN			64
292 
293 /*
294  * Command Structure Definitions
295  */
296 
297 typedef struct {
298 	uint32_t	ds_base;
299 	uint32_t	ds_count;
300 } ispds_t;
301 
302 typedef struct {
303 	uint32_t	ds_base;
304 	uint32_t	ds_basehi;
305 	uint32_t	ds_count;
306 } ispds64_t;
307 
308 #define	DSTYPE_32BIT	0
309 #define	DSTYPE_64BIT	1
310 typedef struct {
311 	uint16_t	ds_type;	/* 0-> ispds_t, 1-> ispds64_t */
312 	uint32_t	ds_segment;	/* unused */
313 	uint32_t	ds_base;	/* 32 bit address of DSD list */
314 } ispdslist_t;
315 
316 
317 typedef struct {
318 	uint8_t		rqs_entry_type;
319 	uint8_t		rqs_entry_count;
320 	uint8_t		rqs_seqno;
321 	uint8_t		rqs_flags;
322 } isphdr_t;
323 
324 /* RQS Flag definitions */
325 #define	RQSFLAG_CONTINUATION	0x01
326 #define	RQSFLAG_FULL		0x02
327 #define	RQSFLAG_BADHEADER	0x04
328 #define	RQSFLAG_BADPACKET	0x08
329 #define	RQSFLAG_BADCOUNT	0x10
330 #define	RQSFLAG_BADORDER	0x20
331 #define	RQSFLAG_MASK		0x3f
332 
333 /* RQS entry_type definitions */
334 #define	RQSTYPE_REQUEST		0x01
335 #define	RQSTYPE_DATASEG		0x02
336 #define	RQSTYPE_RESPONSE	0x03
337 #define	RQSTYPE_MARKER		0x04
338 #define	RQSTYPE_CMDONLY		0x05
339 #define	RQSTYPE_ATIO		0x06	/* Target Mode */
340 #define	RQSTYPE_CTIO		0x07	/* Target Mode */
341 #define	RQSTYPE_SCAM		0x08
342 #define	RQSTYPE_A64		0x09
343 #define	RQSTYPE_A64_CONT	0x0a
344 #define	RQSTYPE_ENABLE_LUN	0x0b	/* Target Mode */
345 #define	RQSTYPE_MODIFY_LUN	0x0c	/* Target Mode */
346 #define	RQSTYPE_NOTIFY		0x0d	/* Target Mode */
347 #define	RQSTYPE_NOTIFY_ACK	0x0e	/* Target Mode */
348 #define	RQSTYPE_CTIO1		0x0f	/* Target Mode */
349 #define	RQSTYPE_STATUS_CONT	0x10
350 #define	RQSTYPE_T2RQS		0x11
351 #define	RQSTYPE_CTIO7		0x12
352 #define	RQSTYPE_IP_XMIT		0x13
353 #define	RQSTYPE_TSK_MGMT	0x14
354 #define	RQSTYPE_T4RQS		0x15
355 #define	RQSTYPE_ATIO2		0x16	/* Target Mode */
356 #define	RQSTYPE_CTIO2		0x17	/* Target Mode */
357 #define	RQSTYPE_T7RQS		0x18
358 #define	RQSTYPE_T3RQS		0x19
359 #define	RQSTYPE_IP_XMIT_64	0x1b
360 #define	RQSTYPE_CTIO4		0x1e	/* Target Mode */
361 #define	RQSTYPE_CTIO3		0x1f	/* Target Mode */
362 #define	RQSTYPE_RIO1		0x21
363 #define	RQSTYPE_RIO2		0x22
364 #define	RQSTYPE_IP_RECV		0x23
365 #define	RQSTYPE_IP_RECV_CONT	0x24
366 #define	RQSTYPE_CT_PASSTHRU	0x29
367 #define	RQSTYPE_MS_PASSTHRU	0x29
368 #define	RQSTYPE_VP_CTRL		0x30	/* 24XX only */
369 #define	RQSTYPE_VP_MODIFY	0x31	/* 24XX only */
370 #define	RQSTYPE_RPT_ID_ACQ	0x32	/* 24XX only */
371 #define	RQSTYPE_ABORT_IO	0x33
372 #define	RQSTYPE_T6RQS		0x48
373 #define	RQSTYPE_LOGIN		0x52
374 #define	RQSTYPE_ABTS_RCVD	0x54	/* 24XX only */
375 #define	RQSTYPE_ABTS_RSP	0x55	/* 24XX only */
376 
377 
378 #define	ISP_RQDSEG	4
379 typedef struct {
380 	isphdr_t	req_header;
381 	uint32_t	req_handle;
382 	uint8_t		req_lun_trn;
383 	uint8_t		req_target;
384 	uint16_t	req_cdblen;
385 	uint16_t	req_flags;
386 	uint16_t	req_reserved;
387 	uint16_t	req_time;
388 	uint16_t	req_seg_count;
389 	uint8_t		req_cdb[12];
390 	ispds_t		req_dataseg[ISP_RQDSEG];
391 } ispreq_t;
392 #define	ISP_RQDSEG_A64	2
393 
394 typedef struct {
395 	isphdr_t	mrk_header;
396 	uint32_t	mrk_handle;
397 	uint8_t		mrk_reserved0;
398 	uint8_t		mrk_target;
399 	uint16_t	mrk_modifier;
400 	uint16_t	mrk_flags;
401 	uint16_t	mrk_lun;
402 	uint8_t		mrk_reserved1[48];
403 } isp_marker_t;
404 
405 typedef struct {
406 	isphdr_t	mrk_header;
407 	uint32_t	mrk_handle;
408 	uint16_t	mrk_nphdl;
409 	uint8_t		mrk_modifier;
410 	uint8_t		mrk_reserved0;
411 	uint8_t		mrk_reserved1;
412 	uint8_t		mrk_vphdl;
413 	uint16_t	mrk_reserved2;
414 	uint8_t		mrk_lun[8];
415 	uint8_t		mrk_reserved3[40];
416 } isp_marker_24xx_t;
417 
418 
419 #define SYNC_DEVICE	0
420 #define SYNC_TARGET	1
421 #define SYNC_ALL	2
422 #define SYNC_LIP	3
423 
424 #define	ISP_RQDSEG_T2		3
425 typedef struct {
426 	isphdr_t	req_header;
427 	uint32_t	req_handle;
428 	uint8_t		req_lun_trn;
429 	uint8_t		req_target;
430 	uint16_t	req_scclun;
431 	uint16_t	req_flags;
432 	uint16_t	req_reserved;
433 	uint16_t	req_time;
434 	uint16_t	req_seg_count;
435 	uint8_t		req_cdb[16];
436 	uint32_t	req_totalcnt;
437 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
438 } ispreqt2_t;
439 
440 typedef struct {
441 	isphdr_t	req_header;
442 	uint32_t	req_handle;
443 	uint16_t	req_target;
444 	uint16_t	req_scclun;
445 	uint16_t	req_flags;
446 	uint16_t	req_reserved;
447 	uint16_t	req_time;
448 	uint16_t	req_seg_count;
449 	uint8_t		req_cdb[16];
450 	uint32_t	req_totalcnt;
451 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
452 } ispreqt2e_t;
453 
454 #define	ISP_RQDSEG_T3		2
455 typedef struct {
456 	isphdr_t	req_header;
457 	uint32_t	req_handle;
458 	uint8_t		req_lun_trn;
459 	uint8_t		req_target;
460 	uint16_t	req_scclun;
461 	uint16_t	req_flags;
462 	uint16_t	req_reserved;
463 	uint16_t	req_time;
464 	uint16_t	req_seg_count;
465 	uint8_t		req_cdb[16];
466 	uint32_t	req_totalcnt;
467 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
468 } ispreqt3_t;
469 #define	ispreq64_t	ispreqt3_t	/* same as.... */
470 
471 typedef struct {
472 	isphdr_t	req_header;
473 	uint32_t	req_handle;
474 	uint16_t	req_target;
475 	uint16_t	req_scclun;
476 	uint16_t	req_flags;
477 	uint16_t	req_reserved;
478 	uint16_t	req_time;
479 	uint16_t	req_seg_count;
480 	uint8_t		req_cdb[16];
481 	uint32_t	req_totalcnt;
482 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
483 } ispreqt3e_t;
484 
485 /* req_flag values */
486 #define	REQFLAG_NODISCON	0x0001
487 #define	REQFLAG_HTAG		0x0002
488 #define	REQFLAG_OTAG		0x0004
489 #define	REQFLAG_STAG		0x0008
490 #define	REQFLAG_TARGET_RTN	0x0010
491 
492 #define	REQFLAG_NODATA		0x0000
493 #define	REQFLAG_DATA_IN		0x0020
494 #define	REQFLAG_DATA_OUT	0x0040
495 #define	REQFLAG_DATA_UNKNOWN	0x0060
496 
497 #define	REQFLAG_DISARQ		0x0100
498 #define	REQFLAG_FRC_ASYNC	0x0200
499 #define	REQFLAG_FRC_SYNC	0x0400
500 #define	REQFLAG_FRC_WIDE	0x0800
501 #define	REQFLAG_NOPARITY	0x1000
502 #define	REQFLAG_STOPQ		0x2000
503 #define	REQFLAG_XTRASNS		0x4000
504 #define	REQFLAG_PRIORITY	0x8000
505 
506 typedef struct {
507 	isphdr_t	req_header;
508 	uint32_t	req_handle;
509 	uint8_t		req_lun_trn;
510 	uint8_t		req_target;
511 	uint16_t	req_cdblen;
512 	uint16_t	req_flags;
513 	uint16_t	req_reserved;
514 	uint16_t	req_time;
515 	uint16_t	req_seg_count;
516 	uint8_t		req_cdb[44];
517 } ispextreq_t;
518 
519 /* 24XX only */
520 typedef struct {
521 	uint16_t	fcd_length;
522 	uint16_t	fcd_a1500;
523 	uint16_t	fcd_a3116;
524 	uint16_t	fcd_a4732;
525 	uint16_t	fcd_a6348;
526 } fcp_cmnd_ds_t;
527 
528 typedef struct {
529 	isphdr_t	req_header;
530 	uint32_t	req_handle;
531 	uint16_t	req_nphdl;
532 	uint16_t	req_time;
533 	uint16_t	req_seg_count;
534 	uint16_t	req_fc_rsp_dsd_length;
535 	uint8_t		req_lun[8];
536 	uint16_t	req_flags;
537 	uint16_t	req_fc_cmnd_dsd_length;
538 	uint16_t	req_fc_cmnd_dsd_a1500;
539 	uint16_t	req_fc_cmnd_dsd_a3116;
540 	uint16_t	req_fc_cmnd_dsd_a4732;
541 	uint16_t	req_fc_cmnd_dsd_a6348;
542 	uint16_t	req_fc_rsp_dsd_a1500;
543 	uint16_t	req_fc_rsp_dsd_a3116;
544 	uint16_t	req_fc_rsp_dsd_a4732;
545 	uint16_t	req_fc_rsp_dsd_a6348;
546 	uint32_t	req_totalcnt;
547 	uint16_t	req_tidlo;
548 	uint8_t		req_tidhi;
549 	uint8_t		req_vpidx;
550 	ispds64_t	req_dataseg;
551 } ispreqt6_t;
552 
553 typedef struct {
554 	isphdr_t	req_header;
555 	uint32_t	req_handle;
556 	uint16_t	req_nphdl;
557 	uint16_t	req_time;
558 	uint16_t	req_seg_count;
559 	uint16_t	req_reserved;
560 	uint8_t		req_lun[8];
561 	uint8_t		req_alen_datadir;
562 	uint8_t		req_task_management;
563 	uint8_t		req_task_attribute;
564 	uint8_t		req_crn;
565 	uint8_t		req_cdb[16];
566 	uint32_t	req_dl;
567 	uint16_t	req_tidlo;
568 	uint8_t		req_tidhi;
569 	uint8_t		req_vpidx;
570 	ispds64_t	req_dataseg;
571 } ispreqt7_t;
572 
573 /* Task Management Request Function */
574 typedef struct {
575 	isphdr_t	tmf_header;
576 	uint32_t	tmf_handle;
577 	uint16_t	tmf_nphdl;
578 	uint8_t		tmf_reserved0[2];
579 	uint16_t	tmf_delay;
580 	uint16_t	tmf_timeout;
581 	uint8_t		tmf_lun[8];
582 	uint32_t	tmf_flags;
583 	uint8_t		tmf_reserved1[20];
584 	uint16_t	tmf_tidlo;
585 	uint8_t		tmf_tidhi;
586 	uint8_t		tmf_vpidx;
587 	uint8_t		tmf_reserved2[12];
588 } isp24xx_tmf_t;
589 
590 #define	ISP24XX_TMF_NOSEND		0x80000000
591 
592 #define	ISP24XX_TMF_LUN_RESET		0x00000010
593 #define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
594 #define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
595 #define	ISP24XX_TMF_TARGET_RESET	0x00000002
596 #define	ISP24XX_TMF_CLEAR_ACA		0x00000001
597 
598 /* I/O Abort Structure */
599 typedef struct {
600 	isphdr_t	abrt_header;
601 	uint32_t	abrt_handle;
602 	uint16_t	abrt_nphdl;
603 	uint16_t	abrt_options;
604 	uint32_t	abrt_cmd_handle;
605 	uint8_t		abrt_reserved[32];
606 	uint16_t	abrt_tidlo;
607 	uint8_t		abrt_tidhi;
608 	uint8_t		abrt_vpidx;
609 	uint8_t		abrt_reserved1[12];
610 } isp24xx_abrt_t;
611 
612 #define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
613 #define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
614 #define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
615 
616 #define	ISP_CDSEG	7
617 typedef struct {
618 	isphdr_t	req_header;
619 	uint32_t	req_reserved;
620 	ispds_t		req_dataseg[ISP_CDSEG];
621 } ispcontreq_t;
622 
623 #define	ISP_CDSEG64	5
624 typedef struct {
625 	isphdr_t	req_header;
626 	ispds64_t	req_dataseg[ISP_CDSEG64];
627 } ispcontreq64_t;
628 
629 typedef struct {
630 	isphdr_t	req_header;
631 	uint32_t	req_handle;
632 	uint16_t	req_scsi_status;
633 	uint16_t	req_completion_status;
634 	uint16_t	req_state_flags;
635 	uint16_t	req_status_flags;
636 	uint16_t	req_time;
637 #define	req_response_len	req_time	/* FC only */
638 	uint16_t	req_sense_len;
639 	uint32_t	req_resid;
640 	uint8_t		req_response[8];	/* FC only */
641 	uint8_t		req_sense_data[32];
642 } ispstatusreq_t;
643 
644 /*
645  * Status Continuation
646  */
647 typedef struct {
648 	isphdr_t	req_header;
649 	uint8_t		req_sense_data[60];
650 } ispstatus_cont_t;
651 
652 /*
653  * 24XX Type 0 status
654  */
655 typedef struct {
656 	isphdr_t	req_header;
657 	uint32_t	req_handle;
658 	uint16_t	req_completion_status;
659 	uint16_t	req_oxid;
660 	uint32_t	req_resid;
661 	uint16_t	req_reserved0;
662 	uint16_t	req_state_flags;
663 	uint16_t	req_reserved1;
664 	uint16_t	req_scsi_status;
665 	uint32_t	req_fcp_residual;
666 	uint32_t	req_sense_len;
667 	uint32_t	req_response_len;
668 	uint8_t		req_rsp_sense[28];
669 } isp24xx_statusreq_t;
670 
671 /*
672  * For Qlogic 2X00, the high order byte of SCSI status has
673  * additional meaning.
674  */
675 #define	RQCS_RU	0x800	/* Residual Under */
676 #define	RQCS_RO	0x400	/* Residual Over */
677 #define	RQCS_RESID	(RQCS_RU|RQCS_RO)
678 #define	RQCS_SV	0x200	/* Sense Length Valid */
679 #define	RQCS_RV	0x100	/* FCP Response Length Valid */
680 
681 /*
682  * CT Passthru IOCB
683  */
684 typedef struct {
685 	isphdr_t	ctp_header;
686 	uint32_t	ctp_handle;
687 	uint16_t	ctp_status;
688 	uint16_t	ctp_nphdl;	/* n-port handle */
689 	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
690 	uint8_t		ctp_vpidx;
691 	uint8_t		ctp_reserved0;
692 	uint16_t	ctp_time;
693 	uint16_t	ctp_reserved1;
694 	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
695 	uint16_t	ctp_reserved2[5];
696 	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
697 	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
698 	ispds64_t	ctp_dataseg[2];
699 } isp_ct_pt_t;
700 
701 /*
702  * MS Passthru IOCB
703  */
704 typedef struct {
705 	isphdr_t	ms_header;
706 	uint32_t	ms_handle;
707 	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
708 	uint16_t	ms_status;
709 	uint16_t	ms_flags;
710 	uint16_t	ms_reserved1;	/* low 8 bits */
711 	uint16_t	ms_time;
712 	uint16_t	ms_cmd_cnt;	/* Command DSD count */
713 	uint16_t	ms_tot_cnt;	/* Total DSD Count */
714 	uint8_t		ms_type;	/* MS type */
715 	uint8_t		ms_r_ctl;	/* R_CTL */
716 	uint16_t	ms_rxid;	/* RX_ID */
717 	uint16_t	ms_reserved2;
718 	uint32_t	ms_handle2;
719 	uint32_t	ms_rsp_bcnt;	/* Response byte count */
720 	uint32_t	ms_cmd_bcnt;	/* Command byte count */
721 	ispds64_t	ms_dataseg[2];
722 } isp_ms_t;
723 
724 /*
725  * Completion Status Codes.
726  */
727 #define RQCS_COMPLETE			0x0000
728 #define RQCS_DMA_ERROR			0x0002
729 #define RQCS_RESET_OCCURRED		0x0004
730 #define RQCS_ABORTED			0x0005
731 #define RQCS_TIMEOUT			0x0006
732 #define RQCS_DATA_OVERRUN		0x0007
733 #define RQCS_DATA_UNDERRUN		0x0015
734 #define	RQCS_QUEUE_FULL			0x001C
735 
736 /* 1X00 Only Completion Codes */
737 #define RQCS_INCOMPLETE			0x0001
738 #define RQCS_TRANSPORT_ERROR		0x0003
739 #define RQCS_COMMAND_OVERRUN		0x0008
740 #define RQCS_STATUS_OVERRUN		0x0009
741 #define RQCS_BAD_MESSAGE		0x000a
742 #define RQCS_NO_MESSAGE_OUT		0x000b
743 #define RQCS_EXT_ID_FAILED		0x000c
744 #define RQCS_IDE_MSG_FAILED		0x000d
745 #define RQCS_ABORT_MSG_FAILED		0x000e
746 #define RQCS_REJECT_MSG_FAILED		0x000f
747 #define RQCS_NOP_MSG_FAILED		0x0010
748 #define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
749 #define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
750 #define RQCS_ID_MSG_FAILED		0x0013
751 #define RQCS_UNEXP_BUS_FREE		0x0014
752 #define	RQCS_XACT_ERR1			0x0018
753 #define	RQCS_XACT_ERR2			0x0019
754 #define	RQCS_XACT_ERR3			0x001A
755 #define	RQCS_BAD_ENTRY			0x001B
756 #define	RQCS_PHASE_SKIPPED		0x001D
757 #define	RQCS_ARQS_FAILED		0x001E
758 #define	RQCS_WIDE_FAILED		0x001F
759 #define	RQCS_SYNCXFER_FAILED		0x0020
760 #define	RQCS_LVD_BUSERR			0x0021
761 
762 /* 2X00 Only Completion Codes */
763 #define	RQCS_PORT_UNAVAILABLE		0x0028
764 #define	RQCS_PORT_LOGGED_OUT		0x0029
765 #define	RQCS_PORT_CHANGED		0x002A
766 #define	RQCS_PORT_BUSY			0x002B
767 
768 /* 24XX Only Completion Codes */
769 #define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
770 #define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
771 #define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
772 #define	RQCS_24XX_TMO			0x0030	/* task management overrun */
773 
774 
775 /*
776  * 1X00 specific State Flags
777  */
778 #define RQSF_GOT_BUS			0x0100
779 #define RQSF_GOT_TARGET			0x0200
780 #define RQSF_SENT_CDB			0x0400
781 #define RQSF_XFRD_DATA			0x0800
782 #define RQSF_GOT_STATUS			0x1000
783 #define RQSF_GOT_SENSE			0x2000
784 #define	RQSF_XFER_COMPLETE		0x4000
785 
786 /*
787  * 2X00 specific State Flags
788  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
789  */
790 #define	RQSF_DATA_IN			0x0020
791 #define	RQSF_DATA_OUT			0x0040
792 #define	RQSF_STAG			0x0008
793 #define	RQSF_OTAG			0x0004
794 #define	RQSF_HTAG			0x0002
795 /*
796  * 1X00 Status Flags
797  */
798 #define RQSTF_DISCONNECT		0x0001
799 #define RQSTF_SYNCHRONOUS		0x0002
800 #define RQSTF_PARITY_ERROR		0x0004
801 #define RQSTF_BUS_RESET			0x0008
802 #define RQSTF_DEVICE_RESET		0x0010
803 #define RQSTF_ABORTED			0x0020
804 #define RQSTF_TIMEOUT			0x0040
805 #define RQSTF_NEGOTIATION		0x0080
806 
807 /*
808  * 2X00 specific state flags
809  */
810 /* RQSF_SENT_CDB	*/
811 /* RQSF_XFRD_DATA	*/
812 /* RQSF_GOT_STATUS	*/
813 /* RQSF_XFER_COMPLETE	*/
814 
815 /*
816  * 2X00 specific status flags
817  */
818 /* RQSTF_ABORTED */
819 /* RQSTF_TIMEOUT */
820 #define	RQSTF_DMA_ERROR			0x0080
821 #define	RQSTF_LOGOUT			0x2000
822 
823 /*
824  * Miscellaneous
825  */
826 #ifndef	ISP_EXEC_THROTTLE
827 #define	ISP_EXEC_THROTTLE	16
828 #endif
829 
830 /*
831  * About Firmware returns an 'attribute' word in mailbox 6.
832  * These attributes are for 2200 and 2300.
833  */
834 #define	ISP_FW_ATTR_TMODE	0x0001
835 #define	ISP_FW_ATTR_SCCLUN	0x0002
836 #define	ISP_FW_ATTR_FABRIC	0x0004
837 #define	ISP_FW_ATTR_CLASS2	0x0008
838 #define	ISP_FW_ATTR_FCTAPE	0x0010
839 #define	ISP_FW_ATTR_IP		0x0020
840 #define	ISP_FW_ATTR_VI		0x0040
841 #define	ISP_FW_ATTR_VI_SOLARIS	0x0080
842 #define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
843 
844 /* and these are for the 2400 */
845 #define	ISP2400_FW_ATTR_CLASS2	0x0001
846 #define	ISP2400_FW_ATTR_IP	0x0002
847 #define	ISP2400_FW_ATTR_MULTIID	0x0004
848 #define	ISP2400_FW_ATTR_SB2	0x0008
849 #define	ISP2400_FW_ATTR_T10CRC	0x0010
850 #define	ISP2400_FW_ATTR_VI	0x0020
851 #define	ISP2400_FW_ATTR_EXPFW	0x2000
852 
853 #define	ISP_CAP_TMODE(isp)	\
854 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
855 #define	ISP_CAP_SCCFW(isp)	\
856 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
857 #define	ISP_CAP_2KLOGIN(isp)	\
858 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
859 #define	ISP_CAP_MULTI_ID(isp)	\
860 	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
861 
862 #define	ISP_GET_VPIDX(isp, tag) \
863 	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
864 
865 /*
866  * Reduced Interrupt Operation Response Queue Entries
867  */
868 
869 typedef struct {
870 	isphdr_t	req_header;
871 	uint32_t	req_handles[15];
872 } isp_rio1_t;
873 
874 typedef struct {
875 	isphdr_t	req_header;
876 	uint16_t	req_handles[30];
877 } isp_rio2_t;
878 
879 /*
880  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
881  */
882 
883 /*
884  * Initialization Control Block
885  *
886  * Version One (prime) format.
887  */
888 typedef struct {
889 	uint8_t		icb_version;
890 	uint8_t		icb_reserved0;
891 	uint16_t	icb_fwoptions;
892 	uint16_t	icb_maxfrmlen;
893 	uint16_t	icb_maxalloc;
894 	uint16_t	icb_execthrottle;
895 	uint8_t		icb_retry_count;
896 	uint8_t		icb_retry_delay;
897 	uint8_t		icb_portname[8];
898 	uint16_t	icb_hardaddr;
899 	uint8_t		icb_iqdevtype;
900 	uint8_t		icb_logintime;
901 	uint8_t		icb_nodename[8];
902 	uint16_t	icb_rqstout;
903 	uint16_t	icb_rspnsin;
904 	uint16_t	icb_rqstqlen;
905 	uint16_t	icb_rsltqlen;
906 	uint16_t	icb_rqstaddr[4];
907 	uint16_t	icb_respaddr[4];
908 	uint16_t	icb_lunenables;
909 	uint8_t		icb_ccnt;
910 	uint8_t		icb_icnt;
911 	uint16_t	icb_lunetimeout;
912 	uint16_t	icb_reserved1;
913 	uint16_t	icb_xfwoptions;
914 	uint8_t		icb_racctimer;
915 	uint8_t		icb_idelaytimer;
916 	uint16_t	icb_zfwoptions;
917 	uint16_t	icb_reserved2[13];
918 } isp_icb_t;
919 
920 #define	ICB_VERSION1	1
921 
922 #define	ICBOPT_EXTENDED		0x8000
923 #define	ICBOPT_BOTH_WWNS	0x4000
924 #define	ICBOPT_FULL_LOGIN	0x2000
925 #define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
926 #define	ICBOPT_PREVLOOP		0x0800
927 #define	ICBOPT_SRCHDOWN		0x0400
928 #define	ICBOPT_NOLIP		0x0200
929 #define	ICBOPT_PDBCHANGE_AE	0x0100
930 #define	ICBOPT_INI_TGTTYPE	0x0080
931 #define	ICBOPT_INI_ADISC	0x0040
932 #define	ICBOPT_INI_DISABLE	0x0020
933 #define	ICBOPT_TGT_ENABLE	0x0010
934 #define	ICBOPT_FAST_POST	0x0008
935 #define	ICBOPT_FULL_DUPLEX	0x0004
936 #define	ICBOPT_FAIRNESS		0x0002
937 #define	ICBOPT_HARD_ADDRESS	0x0001
938 
939 #define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
940 #define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
941 #define	ICBXOPT_FCTAPE_CONFIRM	0x2000
942 #define	ICBXOPT_FCTAPE		0x1000
943 #define	ICBXOPT_CLASS2_ACK0	0x0200
944 #define	ICBXOPT_CLASS2		0x0100
945 #define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
946 #define	ICBXOPT_TOPO_MASK	0x0070
947 #define	ICBXOPT_LOOP_ONLY	0x0000
948 #define	ICBXOPT_PTP_ONLY	0x0010
949 #define	ICBXOPT_LOOP_2_PTP	0x0020
950 #define	ICBXOPT_PTP_2_LOOP	0x0030
951 /*
952  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
953  * RIO is not defined for the 23XX cards (just 2200)
954  */
955 #define	ICBXOPT_RIO_OFF		0
956 #define	ICBXOPT_RIO_16BIT	1
957 #define	ICBXOPT_RIO_32BIT	2
958 #define	ICBXOPT_RIO_16BIT_IOCB	3
959 #define	ICBXOPT_RIO_32BIT_IOCB	4
960 #define	ICBXOPT_ZIO		5
961 #define	ICBXOPT_TIMER_MASK	0x7
962 
963 #define	ICBZOPT_RATE_MASK	0xC000
964 #define	ICBZOPT_RATE_ONEGB	0x0000
965 #define	ICBZOPT_RATE_AUTO	0x8000
966 #define	ICBZOPT_RATE_TWOGB	0x4000
967 #define	ICBZOPT_50_OHM		0x2000
968 #define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
969 #define	ICBZOPT_RSPSZ_MASK	0x0030
970 #define	ICBZOPT_RSPSZ_24	0x0000
971 #define	ICBZOPT_RSPSZ_12	0x0010
972 #define	ICBZOPT_RSPSZ_24A	0x0020
973 #define	ICBZOPT_RSPSZ_32	0x0030
974 #define	ICBZOPT_SOFTID		0x0002
975 #define	ICBZOPT_ENA_RDXFR_RDY	0x0001
976 
977 /* 2400 F/W options */
978 #define	ICB2400_OPT1_BOTH_WWNS		0x00004000
979 #define	ICB2400_OPT1_FULL_LOGIN		0x00002000
980 #define	ICB2400_OPT1_PREVLOOP		0x00000800
981 #define	ICB2400_OPT1_SRCHDOWN		0x00000400
982 #define	ICB2400_OPT1_NOLIP		0x00000200
983 #define	ICB2400_OPT1_INI_DISABLE	0x00000020
984 #define	ICB2400_OPT1_TGT_ENABLE		0x00000010
985 #define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
986 #define	ICB2400_OPT1_FAIRNESS		0x00000002
987 #define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
988 
989 #define	ICB2400_OPT2_FCTAPE		0x00001000
990 #define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
991 #define	ICB2400_OPT2_CLASS2		0x00000100
992 #define	ICB2400_OPT2_NO_PLAY		0x00000080
993 #define	ICB2400_OPT2_TOPO_MASK		0x00000070
994 #define	ICB2400_OPT2_LOOP_ONLY		0x00000000
995 #define	ICB2400_OPT2_PTP_ONLY		0x00000010
996 #define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
997 #define	ICB2400_OPT2_PTP_2_LOOP		0x00000030
998 #define	ICB2400_OPT2_TIMER_MASK		0x00000007
999 #define	ICB2400_OPT2_ZIO		0x00000005
1000 #define	ICB2400_OPT2_ZIO1		0x00000006
1001 
1002 #define	ICB2400_OPT3_75_OHM		0x00010000
1003 #define	ICB2400_OPT3_RATE_MASK		0x0000E000
1004 #define	ICB2400_OPT3_RATE_ONEGB		0x00000000
1005 #define	ICB2400_OPT3_RATE_TWOGB		0x00002000
1006 #define ICB2400_OPT3_RATE_AUTO		0x00004000
1007 #define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1008 #define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1009 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1010 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1011 #define	ICB2400_OPT3_ENA_OOF		0x00000040
1012 /* note that a response size flag of zero is reserved! */
1013 #define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1014 #define	ICB2400_OPT3_RSPSZ_12		0x00000010
1015 #define	ICB2400_OPT3_RSPSZ_24		0x00000020
1016 #define	ICB2400_OPT3_RSPSZ_32		0x00000030
1017 #define	ICB2400_OPT3_SOFTID		0x00000002
1018 
1019 #define	ICB_MIN_FRMLEN		256
1020 #define	ICB_MAX_FRMLEN		2112
1021 #define	ICB_DFLT_FRMLEN		1024
1022 #define	ICB_DFLT_ALLOC		256
1023 #define	ICB_DFLT_THROTTLE	16
1024 #define	ICB_DFLT_RDELAY		5
1025 #define	ICB_DFLT_RCOUNT		3
1026 
1027 #define	ICB_LOGIN_TOV		30
1028 #define	ICB_LUN_ENABLE_TOV	180
1029 
1030 
1031 /*
1032  * And somebody at QLogic had a great idea that you could just change
1033  * the structure *and* keep the version number the same as the other cards.
1034  */
1035 typedef struct {
1036 	uint16_t	icb_version;
1037 	uint16_t	icb_reserved0;
1038 	uint16_t	icb_maxfrmlen;
1039 	uint16_t	icb_execthrottle;
1040 	uint16_t	icb_xchgcnt;
1041 	uint16_t	icb_hardaddr;
1042 	uint8_t		icb_portname[8];
1043 	uint8_t		icb_nodename[8];
1044 	uint16_t	icb_rspnsin;
1045 	uint16_t	icb_rqstout;
1046 	uint16_t	icb_retry_count;
1047 	uint16_t	icb_priout;
1048 	uint16_t	icb_rsltqlen;
1049 	uint16_t	icb_rqstqlen;
1050 	uint16_t	icb_ldn_nols;
1051 	uint16_t	icb_prqstqlen;
1052 	uint16_t	icb_rqstaddr[4];
1053 	uint16_t	icb_respaddr[4];
1054 	uint16_t	icb_priaddr[4];
1055 	uint16_t	icb_reserved1[4];
1056 	uint16_t	icb_atio_in;
1057 	uint16_t	icb_atioqlen;
1058 	uint16_t	icb_atioqaddr[4];
1059 	uint16_t	icb_idelaytimer;
1060 	uint16_t	icb_logintime;
1061 	uint32_t	icb_fwoptions1;
1062 	uint32_t	icb_fwoptions2;
1063 	uint32_t	icb_fwoptions3;
1064 	uint16_t	icb_reserved2[12];
1065 } isp_icb_2400_t;
1066 
1067 #define	RQRSP_ADDR0015	0
1068 #define	RQRSP_ADDR1631	1
1069 #define	RQRSP_ADDR3247	2
1070 #define	RQRSP_ADDR4863	3
1071 
1072 
1073 #define	ICB_NNM0	7
1074 #define	ICB_NNM1	6
1075 #define	ICB_NNM2	5
1076 #define	ICB_NNM3	4
1077 #define	ICB_NNM4	3
1078 #define	ICB_NNM5	2
1079 #define	ICB_NNM6	1
1080 #define	ICB_NNM7	0
1081 
1082 #define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1083 	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1084 	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1085 	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1086 	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1087 	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1088 	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1089 	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1090 	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1091 
1092 #define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1093 	wwn =	((uint64_t) array[ICB_NNM0]) | \
1094 		((uint64_t) array[ICB_NNM1] <<  8) | \
1095 		((uint64_t) array[ICB_NNM2] << 16) | \
1096 		((uint64_t) array[ICB_NNM3] << 24) | \
1097 		((uint64_t) array[ICB_NNM4] << 32) | \
1098 		((uint64_t) array[ICB_NNM5] << 40) | \
1099 		((uint64_t) array[ICB_NNM6] << 48) | \
1100 		((uint64_t) array[ICB_NNM7] << 56)
1101 
1102 
1103 /*
1104  * For MULTI_ID firmware, this describes a
1105  * virtual port entity for getting status.
1106  */
1107 typedef struct {
1108 	uint16_t	vp_port_status;
1109 	uint8_t		vp_port_options;
1110 	uint8_t		vp_port_loopid;
1111 	uint8_t		vp_port_portname[8];
1112 	uint8_t		vp_port_nodename[8];
1113 	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1114 	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1115 } vp_port_info_t;
1116 
1117 #define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* disable target mode */
1118 #define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* enable initiator mode */
1119 #define	ICB2400_VPOPT_ENABLED		0x00000008
1120 #define	ICB2400_VPOPT_NOPLAY		0x00000004
1121 #define	ICB2400_VPOPT_PREVLOOP		0x00000002
1122 #define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001
1123 
1124 #define	ICB2400_VPOPT_WRITE_SIZE	20
1125 
1126 /*
1127  * For MULTI_ID firmware, we append this structure
1128  * to the isp_icb_2400_t above, followed by a list
1129  * structures that are *most* of the vp_port_info_t.
1130  */
1131 typedef struct {
1132 	uint16_t	vp_count;
1133 	uint16_t	vp_global_options;
1134 } isp_icb_2400_vpinfo_t;
1135 
1136 #define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1137 #define	ICB2400_VPINFO_PORT_OFF(chan)		\
1138     ICB2400_VPINFO_OFF + 			\
1139     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
1140 
1141 #define	ICB2400_VPGOPT_MID_DISABLE	0x02
1142 
1143 typedef struct {
1144 	isphdr_t	vp_ctrl_hdr;
1145 	uint32_t	vp_ctrl_handle;
1146 	uint16_t	vp_ctrl_index_fail;
1147 	uint16_t	vp_ctrl_status;
1148 	uint16_t	vp_ctrl_command;
1149 	uint16_t	vp_ctrl_vp_count;
1150 	uint16_t	vp_ctrl_idmap[8];
1151 	uint8_t		vp_ctrl_reserved[32];
1152 } vp_ctrl_info_t;
1153 
1154 #define	VP_CTRL_CMD_ENABLE_VP			0
1155 #define	VP_CTRL_CMD_DISABLE_VP			8
1156 #define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	9
1157 #define	VP_CTRL_CMD_DISABLE_VP_LOGO		0xA
1158 
1159 /*
1160  * We can use this structure for modifying either one or two VP ports after initialization
1161  */
1162 typedef struct {
1163 	isphdr_t	vp_mod_hdr;
1164 	uint32_t	vp_mod_hdl;
1165 	uint16_t	vp_mod_reserved0;
1166 	uint16_t	vp_mod_status;
1167 	uint8_t		vp_mod_cmd;
1168 	uint8_t		vp_mod_cnt;
1169 	uint8_t		vp_mod_idx0;
1170 	uint8_t		vp_mod_idx1;
1171 	struct {
1172 		uint8_t		options;
1173 		uint8_t		loopid;
1174 		uint16_t	reserved1;
1175 		uint8_t		wwpn[8];
1176 		uint8_t		wwnn[8];
1177 	} vp_mod_ports[2];
1178 	uint8_t		vp_mod_reserved2[8];
1179 } vp_modify_t;
1180 
1181 #define	VP_STS_OK	0x00
1182 #define	VP_STS_ERR	0x01
1183 #define	VP_CNT_ERR	0x02
1184 #define	VP_GEN_ERR	0x03
1185 #define	VP_IDX_ERR	0x04
1186 #define	VP_STS_BSY	0x05
1187 
1188 #define	VP_MODIFY_VP	0x00
1189 #define	VP_MODIFY_ENA	0x01
1190 
1191 /*
1192  * Port Data Base Element
1193  */
1194 
1195 typedef struct {
1196 	uint16_t	pdb_options;
1197 	uint8_t		pdb_mstate;
1198 	uint8_t		pdb_sstate;
1199 	uint8_t		pdb_hardaddr_bits[4];
1200 	uint8_t		pdb_portid_bits[4];
1201 	uint8_t		pdb_nodename[8];
1202 	uint8_t		pdb_portname[8];
1203 	uint16_t	pdb_execthrottle;
1204 	uint16_t	pdb_exec_count;
1205 	uint8_t		pdb_retry_count;
1206 	uint8_t		pdb_retry_delay;
1207 	uint16_t	pdb_resalloc;
1208 	uint16_t	pdb_curalloc;
1209 	uint16_t	pdb_qhead;
1210 	uint16_t	pdb_qtail;
1211 	uint16_t	pdb_tl_next;
1212 	uint16_t	pdb_tl_last;
1213 	uint16_t	pdb_features;	/* PLOGI, Common Service */
1214 	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1215 	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1216 	uint8_t		pdb_target;
1217 	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1218 	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1219 	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1220 	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1221 	uint16_t	pdb_labrtflg;
1222 	uint16_t	pdb_lstopflg;
1223 	uint16_t	pdb_sqhead;
1224 	uint16_t	pdb_sqtail;
1225 	uint16_t	pdb_ptimer;
1226 	uint16_t	pdb_nxt_seqid;
1227 	uint16_t	pdb_fcount;
1228 	uint16_t	pdb_prli_len;
1229 	uint16_t	pdb_prli_svc0;
1230 	uint16_t	pdb_prli_svc3;
1231 	uint16_t	pdb_loopid;
1232 	uint16_t	pdb_il_ptr;
1233 	uint16_t	pdb_sl_ptr;
1234 } isp_pdb_21xx_t;
1235 
1236 #define	PDB_OPTIONS_XMITTING	(1<<11)
1237 #define	PDB_OPTIONS_LNKXMIT	(1<<10)
1238 #define	PDB_OPTIONS_ABORTED	(1<<9)
1239 #define	PDB_OPTIONS_ADISC	(1<<1)
1240 
1241 #define	PDB_STATE_DISCOVERY	0
1242 #define	PDB_STATE_WDISC_ACK	1
1243 #define	PDB_STATE_PLOGI		2
1244 #define	PDB_STATE_PLOGI_ACK	3
1245 #define	PDB_STATE_PRLI		4
1246 #define	PDB_STATE_PRLI_ACK	5
1247 #define	PDB_STATE_LOGGED_IN	6
1248 #define	PDB_STATE_PORT_UNAVAIL	7
1249 #define	PDB_STATE_PRLO		8
1250 #define	PDB_STATE_PRLO_ACK	9
1251 #define	PDB_STATE_PLOGO		10
1252 #define	PDB_STATE_PLOG_ACK	11
1253 
1254 #define		SVC3_TGT_ROLE		0x10
1255 #define 	SVC3_INI_ROLE		0x20
1256 #define			SVC3_ROLE_MASK	0x30
1257 #define			SVC3_ROLE_SHIFT	4
1258 
1259 #define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1260 #define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1261 
1262 /*
1263  * Port Data Base Element- 24XX cards
1264  */
1265 typedef struct {
1266 	uint16_t	pdb_flags;
1267 	uint8_t		pdb_curstate;
1268 	uint8_t		pdb_laststate;
1269 	uint8_t		pdb_hardaddr_bits[4];
1270 	uint8_t		pdb_portid_bits[4];
1271 #define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1272 	uint16_t	pdb_retry_timer;
1273 	uint16_t	pdb_handle;
1274 	uint16_t	pdb_rcv_dsize;
1275 	uint16_t	pdb_reserved0;
1276 	uint16_t	pdb_prli_svc0;
1277 	uint16_t	pdb_prli_svc3;
1278 	uint8_t		pdb_portname[8];
1279 	uint8_t		pdb_nodename[8];
1280 	uint8_t		pdb_reserved1[24];
1281 } isp_pdb_24xx_t;
1282 
1283 #define	PDB2400_TID_SUPPORTED	0x4000
1284 #define	PDB2400_FC_TAPE		0x0080
1285 #define	PDB2400_CLASS2_ACK0	0x0040
1286 #define	PDB2400_FCP_CONF	0x0020
1287 #define	PDB2400_CLASS2		0x0010
1288 #define	PDB2400_ADDR_VALID	0x0002
1289 
1290 #define	PDB2400_STATE_PLOGI_PEND	0x03
1291 #define	PDB2400_STATE_PLOGI_DONE	0x04
1292 #define	PDB2400_STATE_PRLI_PEND		0x05
1293 #define	PDB2400_STATE_LOGGED_IN		0x06
1294 #define	PDB2400_STATE_PORT_UNAVAIL	0x07
1295 #define	PDB2400_STATE_PRLO_PEND		0x09
1296 #define	PDB2400_STATE_LOGO_PEND		0x0B
1297 
1298 /*
1299  * Common elements from the above two structures that are actually useful to us.
1300  */
1301 typedef struct {
1302 	uint16_t	handle;
1303 	uint16_t	reserved;
1304 	uint32_t	s3_role	: 8,
1305 			portid	: 24;
1306 	uint8_t		portname[8];
1307 	uint8_t		nodename[8];
1308 } isp_pdb_t;
1309 
1310 /*
1311  * Port Database Changed Async Event information for 24XX cards
1312  */
1313 #define	PDB24XX_AE_OK		0x00
1314 #define	PDB24XX_AE_IMPL_LOGO_1	0x01
1315 #define	PDB24XX_AE_IMPL_LOGO_2	0x02
1316 #define	PDB24XX_AE_IMPL_LOGO_3	0x03
1317 #define	PDB24XX_AE_PLOGI_RCVD	0x04
1318 #define	PDB24XX_AE_PLOGI_RJT	0x05
1319 #define	PDB24XX_AE_PRLI_RCVD	0x06
1320 #define	PDB24XX_AE_PRLI_RJT	0x07
1321 #define	PDB24XX_AE_TPRLO	0x08
1322 #define	PDB24XX_AE_TPRLO_RJT	0x09
1323 #define	PDB24XX_AE_PRLO_RCVD	0x0a
1324 #define	PDB24XX_AE_LOGO_RCVD	0x0b
1325 #define	PDB24XX_AE_TOPO_CHG	0x0c
1326 #define	PDB24XX_AE_NPORT_CHG	0x0d
1327 #define	PDB24XX_AE_FLOGI_RJT	0x0e
1328 #define	PDB24XX_AE_BAD_FANN	0x0f
1329 #define	PDB24XX_AE_FLOGI_TIMO	0x10
1330 #define	PDB24XX_AE_ABX_LOGO	0x11
1331 #define	PDB24XX_AE_PLOGI_DONE	0x12
1332 #define	PDB24XX_AE_PRLI_DONJE	0x13
1333 #define	PDB24XX_AE_OPN_1	0x14
1334 #define	PDB24XX_AE_OPN_2	0x15
1335 #define	PDB24XX_AE_TXERR	0x16
1336 #define	PDB24XX_AE_FORCED_LOGO	0x17
1337 #define	PDB24XX_AE_DISC_TIMO	0x18
1338 
1339 /*
1340  * Genericized Port Login/Logout software structure
1341  */
1342 typedef struct {
1343 	uint16_t	handle;
1344 	uint16_t	channel;
1345 	uint32_t
1346 		flags	: 8,
1347 		portid	: 24;
1348 } isp_plcmd_t;
1349 /* the flags to use are those for PLOGX_FLG_* below */
1350 
1351 /*
1352  * ISP24XX- Login/Logout Port IOCB
1353  */
1354 typedef struct {
1355 	isphdr_t	plogx_header;
1356 	uint32_t	plogx_handle;
1357 	uint16_t	plogx_status;
1358 	uint16_t	plogx_nphdl;
1359 	uint16_t	plogx_flags;
1360 	uint16_t	plogx_vphdl;		/* low 8 bits */
1361 	uint16_t	plogx_portlo;		/* low 16 bits */
1362 	uint16_t	plogx_rspsz_porthi;
1363 	struct {
1364 		uint16_t	lo16;
1365 		uint16_t	hi16;
1366 	} plogx_ioparm[11];
1367 } isp_plogx_t;
1368 
1369 #define	PLOGX_STATUS_OK		0x00
1370 #define	PLOGX_STATUS_UNAVAIL	0x28
1371 #define	PLOGX_STATUS_LOGOUT	0x29
1372 #define	PLOGX_STATUS_IOCBERR	0x31
1373 
1374 #define	PLOGX_IOCBERR_NOLINK	0x01
1375 #define	PLOGX_IOCBERR_NOIOCB	0x02
1376 #define	PLOGX_IOCBERR_NOXGHG	0x03
1377 #define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1378 #define	PLOGX_IOCBERR_NOFABRIC	0x05
1379 #define	PLOGX_IOCBERR_NOTREADY	0x07
1380 #define	PLOGX_IOCBERR_NOLOGIN	0x08	/* further info in IOPARM 1 */
1381 #define	PLOGX_IOCBERR_NOPCB	0x0a
1382 #define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1383 #define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1384 #define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1385 #define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1386 #define	PLOGX_IOCBERR_NOHANDLE	0x1c
1387 #define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1388 
1389 #define	PLOGX_FLG_CMD_MASK	0xf
1390 #define	PLOGX_FLG_CMD_PLOGI	0
1391 #define	PLOGX_FLG_CMD_PRLI	1
1392 #define	PLOGX_FLG_CMD_PDISC	2
1393 #define	PLOGX_FLG_CMD_LOGO	8
1394 #define	PLOGX_FLG_CMD_PRLO	9
1395 #define	PLOGX_FLG_CMD_TPRLO	10
1396 
1397 #define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1398 #define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1399 #define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1400 #define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1401 #define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1402 #define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1403 #define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1404 
1405 #define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1406 #define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1407 
1408 /*
1409  * Report ID Acquisistion (24XX multi-id firmware)
1410  */
1411 typedef struct {
1412 	isphdr_t	ridacq_hdr;
1413 	uint32_t	ridacq_handle;
1414 	union {
1415 		struct {
1416 			uint8_t		ridacq_vp_acquired;
1417 			uint8_t		ridacq_vp_setup;
1418 			uint16_t	ridacq_reserved0;
1419 		} type0;	/* type 0 */
1420 		struct {
1421 			uint16_t	ridacq_vp_count;
1422 			uint8_t		ridacq_vp_index;
1423 			uint8_t		ridacq_vp_status;
1424 		} type1;	/* type 1 */
1425 	} un;
1426 	uint16_t	ridacq_vp_port_lo;
1427 	uint8_t		ridacq_vp_port_hi;
1428 	uint8_t		ridacq_format;		/* 0 or 1 */
1429 	uint16_t	ridacq_map[8];
1430 	uint8_t		ridacq_reserved1[32];
1431 } isp_ridacq_t;
1432 
1433 #define	RIDACQ_STS_COMPLETE	0
1434 #define	RIDACQ_STS_UNACQUIRED	1
1435 #define	RIDACQ_STS_CHANGED	20
1436 
1437 
1438 /*
1439  * Simple Name Server Data Structures
1440  */
1441 #define	SNS_GA_NXT	0x100
1442 #define	SNS_GPN_ID	0x112
1443 #define	SNS_GNN_ID	0x113
1444 #define	SNS_GFF_ID	0x11F
1445 #define	SNS_GID_FT	0x171
1446 #define	SNS_RFT_ID	0x217
1447 typedef struct {
1448 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1449 	uint16_t	snscb_reserved0;
1450 	uint16_t	snscb_addr[4];	/* response buffer address */
1451 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1452 	uint16_t	snscb_reserved1;
1453 	uint16_t	snscb_data[];	/* variable data */
1454 } sns_screq_t;	/* Subcommand Request Structure */
1455 
1456 typedef struct {
1457 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1458 	uint16_t	snscb_reserved0;
1459 	uint16_t	snscb_addr[4];	/* response buffer address */
1460 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1461 	uint16_t	snscb_reserved1;
1462 	uint16_t	snscb_cmd;
1463 	uint16_t	snscb_reserved2;
1464 	uint32_t	snscb_reserved3;
1465 	uint32_t	snscb_port;
1466 } sns_ga_nxt_req_t;
1467 #define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1468 
1469 typedef struct {
1470 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1471 	uint16_t	snscb_reserved0;
1472 	uint16_t	snscb_addr[4];	/* response buffer address */
1473 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1474 	uint16_t	snscb_reserved1;
1475 	uint16_t	snscb_cmd;
1476 	uint16_t	snscb_reserved2;
1477 	uint32_t	snscb_reserved3;
1478 	uint32_t	snscb_portid;
1479 } sns_gxn_id_req_t;
1480 #define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1481 
1482 typedef struct {
1483 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1484 	uint16_t	snscb_reserved0;
1485 	uint16_t	snscb_addr[4];	/* response buffer address */
1486 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1487 	uint16_t	snscb_reserved1;
1488 	uint16_t	snscb_cmd;
1489 	uint16_t	snscb_mword_div_2;
1490 	uint32_t	snscb_reserved3;
1491 	uint32_t	snscb_fc4_type;
1492 } sns_gid_ft_req_t;
1493 #define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1494 
1495 typedef struct {
1496 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1497 	uint16_t	snscb_reserved0;
1498 	uint16_t	snscb_addr[4];	/* response buffer address */
1499 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1500 	uint16_t	snscb_reserved1;
1501 	uint16_t	snscb_cmd;
1502 	uint16_t	snscb_reserved2;
1503 	uint32_t	snscb_reserved3;
1504 	uint32_t	snscb_port;
1505 	uint32_t	snscb_fc4_types[8];
1506 } sns_rft_id_req_t;
1507 #define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1508 
1509 typedef struct {
1510 	ct_hdr_t	snscb_cthdr;
1511 	uint8_t		snscb_port_type;
1512 	uint8_t		snscb_port_id[3];
1513 	uint8_t		snscb_portname[8];
1514 	uint16_t	snscb_data[];	/* variable data */
1515 } sns_scrsp_t;	/* Subcommand Response Structure */
1516 
1517 typedef struct {
1518 	ct_hdr_t	snscb_cthdr;
1519 	uint8_t		snscb_port_type;
1520 	uint8_t		snscb_port_id[3];
1521 	uint8_t		snscb_portname[8];
1522 	uint8_t		snscb_pnlen;		/* symbolic port name length */
1523 	uint8_t		snscb_pname[255];	/* symbolic port name */
1524 	uint8_t		snscb_nodename[8];
1525 	uint8_t		snscb_nnlen;		/* symbolic node name length */
1526 	uint8_t		snscb_nname[255];	/* symbolic node name */
1527 	uint8_t		snscb_ipassoc[8];
1528 	uint8_t		snscb_ipaddr[16];
1529 	uint8_t		snscb_svc_class[4];
1530 	uint8_t		snscb_fc4_types[32];
1531 	uint8_t		snscb_fpname[8];
1532 	uint8_t		snscb_reserved;
1533 	uint8_t		snscb_hardaddr[3];
1534 } sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1535 #define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1536 
1537 typedef struct {
1538 	ct_hdr_t	snscb_cthdr;
1539 	uint8_t		snscb_wwn[8];
1540 } sns_gxn_id_rsp_t;
1541 #define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1542 
1543 typedef struct {
1544 	ct_hdr_t	snscb_cthdr;
1545 	uint32_t	snscb_fc4_features[32];
1546 } sns_gff_id_rsp_t;
1547 #define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1548 
1549 typedef struct {
1550 	ct_hdr_t	snscb_cthdr;
1551 	struct {
1552 		uint8_t		control;
1553 		uint8_t		portid[3];
1554 	} snscb_ports[1];
1555 } sns_gid_ft_rsp_t;
1556 #define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1557 #define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1558 
1559 /*
1560  * Other Misc Structures
1561  */
1562 
1563 /* ELS Pass Through */
1564 typedef struct {
1565 	isphdr_t	els_hdr;
1566 	uint32_t	els_handle;
1567 	uint16_t	els_status;
1568 	uint16_t	els_nphdl;
1569 	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1570 	uint8_t		els_vphdl;
1571 	uint8_t		els_sof;
1572 	uint32_t	els_rxid;
1573 	uint16_t	els_recv_dsd_count;	/* outgoing only */
1574 	uint8_t		els_opcode;
1575 	uint8_t		els_reserved1;
1576 	uint8_t		els_did_lo;
1577 	uint8_t		els_did_mid;
1578 	uint8_t		els_did_hi;
1579 	uint8_t		els_reserved2;
1580 	uint16_t	els_reserved3;
1581 	uint16_t	els_ctl_flags;
1582 	union {
1583 		struct {
1584 			uint32_t	_els_bytecnt;
1585 			uint32_t	_els_subcode1;
1586 			uint32_t	_els_subcode2;
1587 			uint8_t		_els_reserved4[20];
1588 		} in;
1589 		struct {
1590 			uint32_t	_els_recv_bytecnt;
1591 			uint32_t	_els_xmit_bytecnt;
1592 			uint32_t	_els_xmit_dsd_length;
1593 			uint16_t	_els_xmit_dsd_a1500;
1594 			uint16_t	_els_xmit_dsd_a3116;
1595 			uint16_t	_els_xmit_dsd_a4732;
1596 			uint16_t	_els_xmit_dsd_a6348;
1597 			uint32_t	_els_recv_dsd_length;
1598 			uint16_t	_els_recv_dsd_a1500;
1599 			uint16_t	_els_recv_dsd_a3116;
1600 			uint16_t	_els_recv_dsd_a4732;
1601 			uint16_t	_els_recv_dsd_a6348;
1602 		} out;
1603 	} inout;
1604 #define	els_bytecnt		inout.in._els_bytecnt
1605 #define	els_subcode1		inout.in._els_subcode1
1606 #define	els_subcode2		inout.in._els_subcode2
1607 #define	els_reserved4		inout.in._els_reserved4
1608 #define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1609 #define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1610 #define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1611 #define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1612 #define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1613 #define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1614 #define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1615 #define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1616 #define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1617 #define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1618 #define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1619 #define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1620 } els_t;
1621 
1622 /*
1623  * A handy package structure for running FC-SCSI commands internally
1624  */
1625 typedef struct {
1626 	uint16_t	handle;
1627 	uint16_t	lun;
1628 	uint32_t
1629 		channel : 8,
1630 		portid	: 24;
1631 	uint32_t	timeout;
1632 	union {
1633 		struct {
1634 			uint32_t data_length;
1635 			uint32_t
1636 				no_wait : 1,
1637 				do_read : 1;
1638 			uint8_t cdb[16];
1639 			void *data_ptr;
1640 		} beg;
1641 		struct {
1642 			uint32_t data_residual;
1643 			uint8_t status;
1644 			uint8_t pad;
1645 			uint16_t sense_length;
1646 			uint8_t sense_data[32];
1647 		} end;
1648 	} fcd;
1649 } isp_xcmd_t;
1650 
1651 /*
1652  * Target Mode related definitions
1653  */
1654 #define	QLTM_SENSELEN	18	/* non-FC cards only */
1655 #define QLTM_SVALID	0x80
1656 
1657 /*
1658  * Structure for Enable Lun and Modify Lun queue entries
1659  */
1660 typedef struct {
1661 	isphdr_t	le_header;
1662 	uint32_t	le_reserved;
1663 	uint8_t		le_lun;
1664 	uint8_t		le_rsvd;
1665 	uint8_t		le_ops;		/* Modify LUN only */
1666 	uint8_t		le_tgt;		/* Not for FC */
1667 	uint32_t	le_flags;	/* Not for FC */
1668 	uint8_t		le_status;
1669 	uint8_t		le_reserved2;
1670 	uint8_t		le_cmd_count;
1671 	uint8_t		le_in_count;
1672 	uint8_t		le_cdb6len;	/* Not for FC */
1673 	uint8_t		le_cdb7len;	/* Not for FC */
1674 	uint16_t	le_timeout;
1675 	uint16_t	le_reserved3[20];
1676 } lun_entry_t;
1677 
1678 /*
1679  * le_flags values
1680  */
1681 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1682 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1683 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1684 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1685 
1686 /*
1687  * le_ops values
1688  */
1689 #define LUN_CCINCR	0x01	/* increment command count */
1690 #define LUN_CCDECR	0x02	/* decrement command count */
1691 #define LUN_ININCR	0x40	/* increment immed. notify count */
1692 #define LUN_INDECR	0x80	/* decrement immed. notify count */
1693 
1694 /*
1695  * le_status values
1696  */
1697 #define	LUN_OK		0x01	/* we be rockin' */
1698 #define LUN_ERR		0x04	/* request completed with error */
1699 #define LUN_INVAL	0x06	/* invalid request */
1700 #define LUN_NOCAP	0x16	/* can't provide requested capability */
1701 #define LUN_ENABLED	0x3E	/* LUN already enabled */
1702 
1703 /*
1704  * Immediate Notify Entry structure
1705  */
1706 #define IN_MSGLEN	8	/* 8 bytes */
1707 #define IN_RSVDLEN	8	/* 8 words */
1708 typedef struct {
1709 	isphdr_t	in_header;
1710 	uint32_t	in_reserved;
1711 	uint8_t		in_lun;		/* lun */
1712 	uint8_t		in_iid;		/* initiator */
1713 	uint8_t		in_reserved2;
1714 	uint8_t		in_tgt;		/* target */
1715 	uint32_t	in_flags;
1716 	uint8_t		in_status;
1717 	uint8_t		in_rsvd2;
1718 	uint8_t		in_tag_val;	/* tag value */
1719 	uint8_t		in_tag_type;	/* tag type */
1720 	uint16_t	in_seqid;	/* sequence id */
1721 	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1722 	uint16_t	in_reserved3[IN_RSVDLEN];
1723 	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1724 } in_entry_t;
1725 
1726 typedef struct {
1727 	isphdr_t	in_header;
1728 	uint32_t	in_reserved;
1729 	uint8_t		in_lun;		/* lun */
1730 	uint8_t		in_iid;		/* initiator */
1731 	uint16_t	in_scclun;
1732 	uint32_t	in_reserved2;
1733 	uint16_t	in_status;
1734 	uint16_t	in_task_flags;
1735 	uint16_t	in_seqid;	/* sequence id */
1736 } in_fcentry_t;
1737 
1738 typedef struct {
1739 	isphdr_t	in_header;
1740 	uint32_t	in_reserved;
1741 	uint16_t	in_iid;		/* initiator */
1742 	uint16_t	in_scclun;
1743 	uint32_t	in_reserved2;
1744 	uint16_t	in_status;
1745 	uint16_t	in_task_flags;
1746 	uint16_t	in_seqid;	/* sequence id */
1747 } in_fcentry_e_t;
1748 
1749 /*
1750  * Values for the in_status field
1751  */
1752 #define	IN_REJECT	0x0D	/* Message Reject message received */
1753 #define IN_RESET	0x0E	/* Bus Reset occurred */
1754 #define IN_NO_RCAP	0x16	/* requested capability not available */
1755 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1756 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1757 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1758 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1759 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1760 #define	IN_PORT_CHANGED	0x2A	/* port changed */
1761 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1762 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1763 
1764 /*
1765  * Values for the in_task_flags field- should only get one at a time!
1766  */
1767 #define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1768 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1769 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
1770 #define	TASK_FLAGS_LUN_RESET		(1<<12)
1771 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1772 #define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1773 
1774 /*
1775  * ISP24XX Immediate Notify
1776  */
1777 typedef struct {
1778 	isphdr_t	in_header;
1779 	uint32_t	in_reserved;
1780 	uint16_t	in_nphdl;
1781 	uint16_t	in_reserved1;
1782 	uint16_t	in_flags;
1783 	uint16_t	in_srr_rxid;
1784 	uint16_t	in_status;
1785 	uint8_t		in_status_subcode;
1786 	uint8_t		in_reserved2;
1787 	uint32_t	in_rxid;
1788 	uint16_t	in_srr_reloff_lo;
1789 	uint16_t	in_srr_reloff_hi;
1790 	uint16_t	in_srr_iu;
1791 	uint16_t	in_srr_oxid;
1792 	/*
1793 	 * If bit 2 is set in in_flags, the following
1794 	 * two tags are valid. If the received ELS is
1795 	 * a LOGO, then these tags contain the N Port ID
1796 	 * from the LOGO payload. If the received ELS
1797 	 * request is TPRLO, these tags contain the
1798 	 * Third Party Originator N Port ID.
1799 	 */
1800 	uint16_t	in_nport_id_hi;
1801 	uint8_t		in_nport_id_lo;
1802 	uint8_t		in_reserved3;
1803 	/*
1804 	 * If bit 2 is set in in_flags, the following
1805 	 * tag is valid. If the received ELS is a LOGO,
1806 	 * then this tag contains the n-port handle
1807 	 * from the LOGO payload. If the received ELS
1808 	 * request is TPRLO, this tag contain the
1809 	 * n-port handle for the Third Party Originator.
1810 	 */
1811 	uint16_t	in_np_handle;
1812 	uint8_t		in_reserved4[12];
1813 	uint8_t		in_reserved5;
1814 	uint8_t		in_vpidx;
1815 	uint32_t	in_reserved6;
1816 	uint16_t	in_portid_lo;
1817 	uint8_t		in_portid_hi;
1818 	uint8_t		in_reserved7;
1819 	uint16_t	in_reserved8;
1820 	uint16_t	in_oxid;
1821 } in_fcentry_24xx_t;
1822 
1823 #define	IN24XX_FLAG_PUREX_IOCB		0x1
1824 #define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1825 #define	IN24XX_FLAG_NPHDL_VALID		0x4
1826 
1827 #define	IN24XX_LIP_RESET	0x0E
1828 #define	IN24XX_LINK_RESET	0x0F
1829 #define	IN24XX_PORT_LOGOUT	0x29
1830 #define	IN24XX_PORT_CHANGED	0x2A
1831 #define	IN24XX_LINK_FAILED	0x2E
1832 #define	IN24XX_SRR_RCVD		0x45
1833 #define	IN24XX_ELS_RCVD		0x46	/*
1834 					 * login-affectin ELS received- check
1835 					 * subcode for specific opcode
1836 					 */
1837 
1838 /*
1839  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1840  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1841  * Big Endian format.
1842  */
1843 #define	IN24XX_PLOGI_WWNN_OFF	0x20
1844 #define	IN24XX_PLOGI_WWPN_OFF	0x28
1845 
1846 /*
1847  * For f/w > 4.0.25, this offset in the Immediate Notify contain
1848  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1849  */
1850 #define	IN24XX_LOGO_WWPN_OFF	0x28
1851 
1852 /*
1853  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1854  */
1855 #define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1856 #define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1857 #define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1858 #define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1859 #define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1860 #define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1861 #define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1862 #define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1863 #define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1864 #define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1865 
1866 /*
1867  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1868  */
1869 #define	IN24XX_PORT_CHANGED_BADFAN	0x00
1870 #define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1871 #define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1872 #define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1873 #define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1874 #define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1875 
1876 /*
1877  * Notify Acknowledge Entry structure
1878  */
1879 #define NA_RSVDLEN	22
1880 typedef struct {
1881 	isphdr_t	na_header;
1882 	uint32_t	na_reserved;
1883 	uint8_t		na_lun;		/* lun */
1884 	uint8_t		na_iid;		/* initiator */
1885 	uint8_t		na_reserved2;
1886 	uint8_t		na_tgt;		/* target */
1887 	uint32_t	na_flags;
1888 	uint8_t		na_status;
1889 	uint8_t		na_event;
1890 	uint16_t	na_seqid;	/* sequence id */
1891 	uint16_t	na_reserved3[NA_RSVDLEN];
1892 } na_entry_t;
1893 
1894 /*
1895  * Value for the na_event field
1896  */
1897 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
1898 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1899 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1900 
1901 #define	NA2_RSVDLEN	21
1902 typedef struct {
1903 	isphdr_t	na_header;
1904 	uint32_t	na_reserved;
1905 	uint8_t		na_reserved1;
1906 	uint8_t		na_iid;		/* initiator loop id */
1907 	uint16_t	na_response;
1908 	uint16_t	na_flags;
1909 	uint16_t	na_reserved2;
1910 	uint16_t	na_status;
1911 	uint16_t	na_task_flags;
1912 	uint16_t	na_seqid;	/* sequence id */
1913 	uint16_t	na_reserved3[NA2_RSVDLEN];
1914 } na_fcentry_t;
1915 
1916 typedef struct {
1917 	isphdr_t	na_header;
1918 	uint32_t	na_reserved;
1919 	uint16_t	na_iid;		/* initiator loop id */
1920 	uint16_t	na_response;	/* response code */
1921 	uint16_t	na_flags;
1922 	uint16_t	na_reserved2;
1923 	uint16_t	na_status;
1924 	uint16_t	na_task_flags;
1925 	uint16_t	na_seqid;	/* sequence id */
1926 	uint16_t	na_reserved3[NA2_RSVDLEN];
1927 } na_fcentry_e_t;
1928 
1929 #define	NAFC_RCOUNT	0x80	/* increment resource count */
1930 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1931 #define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1932 
1933 /*
1934  * ISP24XX Notify Acknowledge
1935  */
1936 
1937 typedef struct {
1938 	isphdr_t	na_header;
1939 	uint32_t	na_handle;
1940 	uint16_t	na_nphdl;
1941 	uint16_t	na_reserved1;
1942 	uint16_t	na_flags;
1943 	uint16_t	na_srr_rxid;
1944 	uint16_t	na_status;
1945 	uint8_t		na_status_subcode;
1946 	uint8_t		na_reserved2;
1947 	uint32_t	na_rxid;
1948 	uint16_t	na_srr_reloff_lo;
1949 	uint16_t	na_srr_reloff_hi;
1950 	uint16_t	na_srr_iu;
1951 	uint16_t	na_srr_flags;
1952 	uint8_t		na_reserved3[18];
1953 	uint8_t		na_reserved4;
1954 	uint8_t		na_vpidx;
1955 	uint8_t		na_srr_reject_vunique;
1956 	uint8_t		na_srr_reject_explanation;
1957 	uint8_t		na_srr_reject_code;
1958 	uint8_t		na_reserved5;
1959 	uint8_t		na_reserved6[6];
1960 	uint16_t	na_oxid;
1961 } na_fcentry_24xx_t;
1962 
1963 /*
1964  * Accept Target I/O Entry structure
1965  */
1966 #define ATIO_CDBLEN	26
1967 
1968 typedef struct {
1969 	isphdr_t	at_header;
1970 	uint16_t	at_reserved;
1971 	uint16_t	at_handle;
1972 	uint8_t		at_lun;		/* lun */
1973 	uint8_t		at_iid;		/* initiator */
1974 	uint8_t		at_cdblen; 	/* cdb length */
1975 	uint8_t		at_tgt;		/* target */
1976 	uint32_t	at_flags;
1977 	uint8_t		at_status;	/* firmware status */
1978 	uint8_t		at_scsi_status;	/* scsi status */
1979 	uint8_t		at_tag_val;	/* tag value */
1980 	uint8_t		at_tag_type;	/* tag type */
1981 	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
1982 	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
1983 } at_entry_t;
1984 
1985 /*
1986  * at_flags values
1987  */
1988 #define AT_NODISC	0x00008000	/* disconnect disabled */
1989 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
1990 
1991 /*
1992  * at_status values
1993  */
1994 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
1995 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
1996 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
1997 #define AT_NOCAP	0x16	/* Requested capability not available */
1998 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
1999 #define AT_CDB		0x3D	/* CDB received */
2000 /*
2001  * Macros to create and fetch and test concatenated handle and tag value macros
2002  * (SPI only)
2003  */
2004 #define	AT_MAKE_TAGID(tid, aep)						\
2005 	tid = aep->at_handle;						\
2006 	if (aep->at_flags & AT_TQAE) {					\
2007 		tid |= (aep->at_tag_val << 16);				\
2008 		tid |= (1 << 24);					\
2009 	}
2010 
2011 #define	CT_MAKE_TAGID(tid, ct)						\
2012 	tid = ct->ct_fwhandle;						\
2013 	if (ct->ct_flags & CT_TQAE) {					\
2014 		tid |= (ct->ct_tag_val << 16);				\
2015 		tid |= (1 << 24);					\
2016 	}
2017 
2018 #define	AT_HAS_TAG(val)		((val) & (1 << 24))
2019 #define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2020 #define	AT_GET_HANDLE(val)	((val) & 0xffff)
2021 
2022 #define	IN_MAKE_TAGID(tid, inp)						\
2023 	tid = inp->in_seqid;						\
2024 	tid |= (inp->in_tag_val << 16);					\
2025 	tid |= (1 << 24)
2026 
2027 /*
2028  * Accept Target I/O Entry structure, Type 2
2029  */
2030 #define ATIO2_CDBLEN	16
2031 
2032 typedef struct {
2033 	isphdr_t	at_header;
2034 	uint32_t	at_reserved;
2035 	uint8_t		at_lun;		/* lun or reserved */
2036 	uint8_t		at_iid;		/* initiator */
2037 	uint16_t	at_rxid; 	/* response ID */
2038 	uint16_t	at_flags;
2039 	uint16_t	at_status;	/* firmware status */
2040 	uint8_t		at_crn;		/* command reference number */
2041 	uint8_t		at_taskcodes;
2042 	uint8_t		at_taskflags;
2043 	uint8_t		at_execodes;
2044 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2045 	uint32_t	at_datalen;		/* allocated data len */
2046 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2047 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2048 	uint16_t	at_reserved2[6];
2049 	uint16_t	at_oxid;
2050 } at2_entry_t;
2051 
2052 typedef struct {
2053 	isphdr_t	at_header;
2054 	uint32_t	at_reserved;
2055 	uint16_t	at_iid;		/* initiator */
2056 	uint16_t	at_rxid; 	/* response ID */
2057 	uint16_t	at_flags;
2058 	uint16_t	at_status;	/* firmware status */
2059 	uint8_t		at_crn;		/* command reference number */
2060 	uint8_t		at_taskcodes;
2061 	uint8_t		at_taskflags;
2062 	uint8_t		at_execodes;
2063 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2064 	uint32_t	at_datalen;		/* allocated data len */
2065 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2066 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2067 	uint16_t	at_reserved2[6];
2068 	uint16_t	at_oxid;
2069 } at2e_entry_t;
2070 
2071 #define	ATIO2_WWPN_OFFSET	0x2A
2072 #define	ATIO2_OXID_OFFSET	0x3E
2073 
2074 #define	ATIO2_TC_ATTR_MASK	0x7
2075 #define	ATIO2_TC_ATTR_SIMPLEQ	0
2076 #define	ATIO2_TC_ATTR_HEADOFQ	1
2077 #define	ATIO2_TC_ATTR_ORDERED	2
2078 #define	ATIO2_TC_ATTR_ACAQ	4
2079 #define	ATIO2_TC_ATTR_UNTAGGED	5
2080 
2081 #define	ATIO2_EX_WRITE		0x1
2082 #define	ATIO2_EX_READ		0x2
2083 /*
2084  * Macros to create and fetch and test concatenated handle and tag value macros
2085  */
2086 #define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2087 	tid = aep->at_rxid;						\
2088 	tid |= (((uint64_t)inst) << 32);				\
2089 	tid |= (((uint64_t)bus) << 48)
2090 
2091 #define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2092 	tid = ct->ct_rxid;						\
2093 	tid |= (((uint64_t)inst) << 32);				\
2094 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2095 
2096 #define	AT2_HAS_TAG(val)	1
2097 #define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2098 #define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2099 #define	AT2_GET_HANDLE		AT2_GET_TAG
2100 #define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2101 
2102 #define	FC_HAS_TAG	AT2_HAS_TAG
2103 #define	FC_GET_TAG	AT2_GET_TAG
2104 #define	FC_GET_INST	AT2_GET_INST
2105 #define	FC_GET_HANDLE	AT2_GET_HANDLE
2106 
2107 #define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2108 	tid = seqid;							\
2109 	tid |= (((uint64_t)inst) << 32);				\
2110 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2111 
2112 #define	FC_TAG_INSERT_INST(tid, inst)					\
2113 	tid &= ~0x0000ffff00000000ull;					\
2114 	tid |= (((uint64_t)inst) << 32)
2115 
2116 /*
2117  * 24XX ATIO Definition
2118  *
2119  * This is *quite* different from other entry types.
2120  * First of all, it has its own queue it comes in on.
2121  *
2122  * Secondly, it doesn't have a normal header.
2123  *
2124  * Thirdly, it's just a passthru of the FCP CMND IU
2125  * which is recorded in big endian mode.
2126  */
2127 typedef struct {
2128 	uint8_t		at_type;
2129 	uint8_t		at_count;
2130 	/*
2131 	 * Task attribute in high four bits,
2132 	 * the rest is the FCP CMND IU Length.
2133 	 * NB: the command can extend past the
2134 	 * length for a single queue entry.
2135 	 */
2136 	uint16_t	at_ta_len;
2137 	uint32_t	at_rxid;
2138 	fc_hdr_t	at_hdr;
2139 	fcp_cmnd_iu_t	at_cmnd;
2140 } at7_entry_t;
2141 #define	AT7_NORESRC_RXID	0xffffffff
2142 
2143 
2144 /*
2145  * Continue Target I/O Entry structure
2146  * Request from driver. The response from the
2147  * ISP firmware is the same except that the last 18
2148  * bytes are overwritten by suggested sense data if
2149  * the 'autosense valid' bit is set in the status byte.
2150  */
2151 typedef struct {
2152 	isphdr_t	ct_header;
2153 	uint16_t	ct_syshandle;
2154 	uint16_t	ct_fwhandle;	/* required by f/w */
2155 	uint8_t		ct_lun;	/* lun */
2156 	uint8_t		ct_iid;	/* initiator id */
2157 	uint8_t		ct_reserved2;
2158 	uint8_t		ct_tgt;	/* our target id */
2159 	uint32_t	ct_flags;
2160 	uint8_t 	ct_status;	/* isp status */
2161 	uint8_t 	ct_scsi_status;	/* scsi status */
2162 	uint8_t 	ct_tag_val;	/* tag value */
2163 	uint8_t 	ct_tag_type;	/* tag type */
2164 	uint32_t	ct_xfrlen;	/* transfer length */
2165 	int32_t		ct_resid;	/* residual length */
2166 	uint16_t	ct_timeout;
2167 	uint16_t	ct_seg_count;
2168 	ispds_t		ct_dataseg[ISP_RQDSEG];
2169 } ct_entry_t;
2170 
2171 /*
2172  * For some of the dual port SCSI adapters, port (bus #) is reported
2173  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2174  *
2175  * Note that this does not apply to FC adapters at all which can and
2176  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2177  * that have logged in across a SCSI fabric.
2178  */
2179 #define	GET_IID_VAL(x)		(x & 0x3f)
2180 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2181 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2182 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2183 
2184 /*
2185  * ct_flags values
2186  */
2187 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2188 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
2189 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
2190 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2191 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2192 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2193 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2194 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2195 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2196 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2197 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2198 
2199 /*
2200  * ct_status values
2201  * - set by the firmware when it returns the CTIO
2202  */
2203 #define CT_OK		0x01	/* completed without error */
2204 #define CT_ABORTED	0x02	/* aborted by host */
2205 #define CT_ERR		0x04	/* see sense data for error */
2206 #define CT_INVAL	0x06	/* request for disabled lun */
2207 #define CT_NOPATH	0x07	/* invalid ITL nexus */
2208 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2209 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2210 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2211 #define CT_TIMEOUT	0x0B	/* timed out */
2212 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2213 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2214 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2215 #define	CT_PANIC	0x13	/* Unrecoverable Error */
2216 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2217 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2218 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2219 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2220 #define	CT_PORTUNAVAIL	0x28	/* port not available */
2221 #define	CT_LOGOUT	0x29	/* port logout */
2222 #define	CT_PORTCHANGED	0x2A	/* port changed */
2223 #define	CT_IDE		0x33	/* Initiator Detected Error */
2224 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2225 #define	CT_SRR		0x45	/* SRR Received */
2226 #define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2227 
2228 #define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2229 
2230 /*
2231  * When the firmware returns a CTIO entry, it may overwrite the last
2232  * part of the structure with sense data. This starts at offset 0x2E
2233  * into the entry, which is in the middle of ct_dataseg[1]. Rather
2234  * than define a new struct for this, I'm just using the sense data
2235  * offset.
2236  */
2237 #define CTIO_SENSE_OFFSET	0x2E
2238 
2239 /*
2240  * Entry length in u_longs. All entries are the same size so
2241  * any one will do as the numerator.
2242  */
2243 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2244 
2245 /*
2246  * QLA2100 CTIO (type 2) entry
2247  */
2248 #define	MAXRESPLEN	26
2249 typedef struct {
2250 	isphdr_t	ct_header;
2251 	uint32_t	ct_syshandle;
2252 	uint8_t		ct_lun;		/* lun */
2253 	uint8_t		ct_iid;		/* initiator id */
2254 	uint16_t	ct_rxid;	/* response ID */
2255 	uint16_t	ct_flags;
2256 	uint16_t 	ct_status;	/* isp status */
2257 	uint16_t	ct_timeout;
2258 	uint16_t	ct_seg_count;
2259 	uint32_t	ct_reloff;	/* relative offset */
2260 	int32_t		ct_resid;	/* residual length */
2261 	union {
2262 		/*
2263 		 * The three different modes that the target driver
2264 		 * can set the CTIO{2,3,4} up as.
2265 		 *
2266 		 * The first is for sending FCP_DATA_IUs as well as
2267 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2268 		 *
2269 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2270 		 * Note that no FCP_DATA_IUs will be sent.
2271 		 *
2272 		 * The third is for sending FCP_RSP_IUs as built specifically
2273 		 * in system memory as located by the isp_dataseg.
2274 		 */
2275 		struct {
2276 			uint32_t _reserved;
2277 			uint16_t _reserved2;
2278 			uint16_t ct_scsi_status;
2279 			uint32_t ct_xfrlen;
2280 			union {
2281 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2282 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2283 				ispdslist_t ct_dslist;
2284 			} u;
2285 		} m0;
2286 		struct {
2287 			uint16_t _reserved;
2288 			uint16_t _reserved2;
2289 			uint16_t ct_senselen;
2290 			uint16_t ct_scsi_status;
2291 			uint16_t ct_resplen;
2292 			uint8_t  ct_resp[MAXRESPLEN];
2293 		} m1;
2294 		struct {
2295 			uint32_t _reserved;
2296 			uint16_t _reserved2;
2297 			uint16_t _reserved3;
2298 			uint32_t ct_datalen;
2299 			ispds_t ct_fcp_rsp_iudata;
2300 		} m2;
2301 	} rsp;
2302 } ct2_entry_t;
2303 
2304 typedef struct {
2305 	isphdr_t	ct_header;
2306 	uint32_t	ct_syshandle;
2307 	uint16_t	ct_iid;		/* initiator id */
2308 	uint16_t	ct_rxid;	/* response ID */
2309 	uint16_t	ct_flags;
2310 	uint16_t 	ct_status;	/* isp status */
2311 	uint16_t	ct_timeout;
2312 	uint16_t	ct_seg_count;
2313 	uint32_t	ct_reloff;	/* relative offset */
2314 	int32_t		ct_resid;	/* residual length */
2315 	union {
2316 		struct {
2317 			uint32_t _reserved;
2318 			uint16_t _reserved2;
2319 			uint16_t ct_scsi_status;
2320 			uint32_t ct_xfrlen;
2321 			union {
2322 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2323 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2324 				ispdslist_t ct_dslist;
2325 			} u;
2326 		} m0;
2327 		struct {
2328 			uint16_t _reserved;
2329 			uint16_t _reserved2;
2330 			uint16_t ct_senselen;
2331 			uint16_t ct_scsi_status;
2332 			uint16_t ct_resplen;
2333 			uint8_t  ct_resp[MAXRESPLEN];
2334 		} m1;
2335 		struct {
2336 			uint32_t _reserved;
2337 			uint16_t _reserved2;
2338 			uint16_t _reserved3;
2339 			uint32_t ct_datalen;
2340 			ispds_t ct_fcp_rsp_iudata;
2341 		} m2;
2342 	} rsp;
2343 } ct2e_entry_t;
2344 
2345 /*
2346  * ct_flags values for CTIO2
2347  */
2348 #define	CT2_FLAG_MODE0	0x0000
2349 #define	CT2_FLAG_MODE1	0x0001
2350 #define	CT2_FLAG_MODE2	0x0002
2351 #define		CT2_FLAG_MMASK	0x0003
2352 #define CT2_DATA_IN	0x0040
2353 #define CT2_DATA_OUT	0x0080
2354 #define CT2_NO_DATA	0x00C0
2355 #define 	CT2_DATAMASK	0x00C0
2356 #define	CT2_CCINCR	0x0100
2357 #define	CT2_FASTPOST	0x0200
2358 #define	CT2_CONFIRM	0x2000
2359 #define	CT2_TERMINATE	0x4000
2360 #define CT2_SENDSTATUS	0x8000
2361 
2362 /*
2363  * ct_status values are (mostly) the same as that for ct_entry.
2364  */
2365 
2366 /*
2367  * ct_scsi_status values- the low 8 bits are the normal SCSI status
2368  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2369  * fields.
2370  */
2371 #define	CT2_RSPLEN_VALID	0x0100
2372 #define	CT2_SNSLEN_VALID	0x0200
2373 #define	CT2_DATA_OVER		0x0400
2374 #define	CT2_DATA_UNDER		0x0800
2375 
2376 /*
2377  * ISP24XX CTIO
2378  */
2379 #define	MAXRESPLEN_24XX	24
2380 typedef struct {
2381 	isphdr_t	ct_header;
2382 	uint32_t	ct_syshandle;
2383 	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2384 	uint16_t	ct_timeout;
2385 	uint16_t	ct_seg_count;
2386 	uint8_t		ct_vpidx;
2387 	uint8_t		ct_xflags;
2388 	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2389 	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2390 	uint8_t		ct_reserved;
2391 	uint32_t	ct_rxid;
2392 	uint16_t	ct_senselen;	/* mode 1 only */
2393 	uint16_t	ct_flags;
2394 	int32_t		ct_resid;	/* residual length */
2395 	uint16_t	ct_oxid;
2396 	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2397 	union {
2398 		struct {
2399 			uint32_t	reloff;
2400 			uint32_t	reserved0;
2401 			uint32_t	ct_xfrlen;
2402 			uint32_t	reserved1;
2403 			ispds64_t	ds;
2404 		} m0;
2405 		struct {
2406 			uint16_t ct_resplen;
2407 			uint16_t reserved;
2408 			uint8_t  ct_resp[MAXRESPLEN_24XX];
2409 		} m1;
2410 		struct {
2411 			uint32_t reserved0;
2412 			uint32_t ct_datalen;
2413 			uint32_t reserved1;
2414 			ispds64_t ct_fcp_rsp_iudata;
2415 		} m2;
2416 	} rsp;
2417 } ct7_entry_t;
2418 
2419 /*
2420  * ct_flags values for CTIO7
2421  */
2422 #define CT7_DATA_IN	0x0002
2423 #define CT7_DATA_OUT	0x0001
2424 #define CT7_NO_DATA	0x0000
2425 #define 	CT7_DATAMASK	0x003
2426 #define	CT7_DSD_ENABLE	0x0004
2427 #define	CT7_CONF_STSFD	0x0010
2428 #define	CT7_EXPLCT_CONF	0x0020
2429 #define	CT7_FLAG_MODE0	0x0000
2430 #define	CT7_FLAG_MODE1	0x0040
2431 #define	CT7_FLAG_MODE2	0x0080
2432 #define		CT7_FLAG_MMASK	0x00C0
2433 #define	CT7_NOACK	0x0100
2434 #define	CT7_TASK_ATTR_SHIFT	9
2435 #define	CT7_CONFIRM	0x2000
2436 #define	CT7_TERMINATE	0x4000
2437 #define CT7_SENDSTATUS	0x8000
2438 
2439 /*
2440  * Type 7 CTIO status codes
2441  */
2442 #define CT7_OK		0x01	/* completed without error */
2443 #define CT7_ABORTED	0x02	/* aborted by host */
2444 #define CT7_ERR		0x04	/* see sense data for error */
2445 #define CT7_INVAL	0x06	/* request for disabled lun */
2446 #define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2447 #define	CT7_DATA_OVER	0x09	/* Data Overrun */
2448 #define CT7_TIMEOUT	0x0B	/* timed out */
2449 #define CT7_RESET	0x0E	/* LIP Rset Received */
2450 #define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2451 #define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2452 #define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2453 #define	CT7_PORTUNAVAIL	0x28	/* port not available */
2454 #define	CT7_LOGOUT	0x29	/* port logout */
2455 #define	CT7_PORTCHANGED	0x2A	/* port changed */
2456 #define	CT7_SRR		0x45	/* SRR Received */
2457 
2458 /*
2459  * Other 24XX related target IOCBs
2460  */
2461 
2462 /*
2463  * ABTS Received
2464  */
2465 typedef struct {
2466 	isphdr_t	abts_header;
2467 	uint8_t		abts_reserved0[6];
2468 	uint16_t	abts_nphdl;
2469 	uint16_t	abts_reserved1;
2470 	uint16_t	abts_sof;
2471 	uint32_t	abts_rxid_abts;
2472 	uint16_t	abts_did_lo;
2473 	uint8_t		abts_did_hi;
2474 	uint8_t		abts_r_ctl;
2475 	uint16_t	abts_sid_lo;
2476 	uint8_t		abts_sid_hi;
2477 	uint8_t		abts_cs_ctl;
2478 	uint16_t	abts_fs_ctl;
2479 	uint8_t		abts_f_ctl;
2480 	uint8_t		abts_type;
2481 	uint16_t	abts_seq_cnt;
2482 	uint8_t		abts_df_ctl;
2483 	uint8_t		abts_seq_id;
2484 	uint16_t	abts_rx_id;
2485 	uint16_t	abts_ox_id;
2486 	uint32_t	abts_param;
2487 	uint8_t		abts_reserved2[16];
2488 	uint32_t	abts_rxid_task;
2489 } abts_t;
2490 
2491 typedef struct {
2492 	isphdr_t	abts_rsp_header;
2493 	uint32_t	abts_rsp_handle;
2494 	uint16_t	abts_rsp_status;
2495 	uint16_t	abts_rsp_nphdl;
2496 	uint16_t	abts_rsp_ctl_flags;
2497 	uint16_t	abts_rsp_sof;
2498 	uint32_t	abts_rsp_rxid_abts;
2499 	uint16_t	abts_rsp_did_lo;
2500 	uint8_t		abts_rsp_did_hi;
2501 	uint8_t		abts_rsp_r_ctl;
2502 	uint16_t	abts_rsp_sid_lo;
2503 	uint8_t		abts_rsp_sid_hi;
2504 	uint8_t		abts_rsp_cs_ctl;
2505 	uint16_t	abts_rsp_f_ctl_lo;
2506 	uint8_t		abts_rsp_f_ctl_hi;
2507 	uint8_t		abts_rsp_type;
2508 	uint16_t	abts_rsp_seq_cnt;
2509 	uint8_t		abts_rsp_df_ctl;
2510 	uint8_t		abts_rsp_seq_id;
2511 	uint16_t	abts_rsp_rx_id;
2512 	uint16_t	abts_rsp_ox_id;
2513 	uint32_t	abts_rsp_param;
2514 	union {
2515 		struct {
2516 			uint16_t reserved;
2517 			uint8_t	last_seq_id;
2518 			uint8_t seq_id_valid;
2519 			uint16_t aborted_rx_id;
2520 			uint16_t aborted_ox_id;
2521 			uint16_t high_seq_cnt;
2522 			uint16_t low_seq_cnt;
2523 			uint8_t reserved2[4];
2524 		} ba_acc;
2525 		struct {
2526 			uint8_t vendor_unique;
2527 			uint8_t	explanation;
2528 			uint8_t reason;
2529 			uint8_t reserved;
2530 			uint8_t reserved2[12];
2531 		} ba_rjt;
2532 		struct {
2533 			uint8_t reserved[8];
2534 			uint32_t subcode1;
2535 			uint32_t subcode2;
2536 		} rsp;
2537 		uint8_t reserved[16];
2538 	} abts_rsp_payload;
2539 	uint32_t	abts_rsp_rxid_task;
2540 } abts_rsp_t;
2541 
2542 /* terminate this ABTS exchange */
2543 #define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2544 
2545 #define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2546 #define	ISP24XX_ABTS_RSP_RESET		0x04
2547 #define	ISP24XX_ABTS_RSP_ABORTED	0x05
2548 #define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2549 #define	ISP24XX_ABTS_RSP_INVXID		0x08
2550 #define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2551 #define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2552 
2553 #define	ISP24XX_NO_TASK			0xffffffff
2554 
2555 /*
2556  * Miscellaneous
2557  *
2558  * These are the limits of the number of dma segments we
2559  * can deal with based not on the size of the segment counter
2560  * (which is 16 bits), but on the size of the number of
2561  * queue entries field (which is 8 bits). We assume no
2562  * segments in the first queue entry, so we can either
2563  * have 7 dma segments per continuation entry or 5
2564  * (for 64 bit dma).. multiplying out by 254....
2565  */
2566 #define	ISP_NSEG_MAX	1778
2567 #define	ISP_NSEG64_MAX	1270
2568 
2569 #endif	/* _ISPMBOX_H */
2570