xref: /freebsd/sys/dev/isp/ispmbox.h (revision 4ed925457ab06e83238a5db33e89ccc94b99a713)
1 /* $FreeBSD$ */
2 /*-
3  *  Copyright (c) 1997-2009 by Matthew Jacob
4  *  All rights reserved.
5  *
6  *  Redistribution and use in source and binary forms, with or without
7  *  modification, are permitted provided that the following conditions
8  *  are met:
9  *
10  *  1. Redistributions of source code must retain the above copyright
11  *     notice, this list of conditions and the following disclaimer.
12  *  2. Redistributions in binary form must reproduce the above copyright
13  *     notice, this list of conditions and the following disclaimer in the
14  *     documentation and/or other materials provided with the distribution.
15  *
16  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
20  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  *  SUCH DAMAGE.
27  *
28  */
29 
30 /*
31  * Mailbox and Queue Entry Definitions for for Qlogic ISP SCSI adapters.
32  */
33 #ifndef	_ISPMBOX_H
34 #define	_ISPMBOX_H
35 
36 /*
37  * Mailbox Command Opcodes
38  */
39 #define MBOX_NO_OP			0x0000
40 #define MBOX_LOAD_RAM			0x0001
41 #define MBOX_EXEC_FIRMWARE		0x0002
42 #define MBOX_DUMP_RAM			0x0003
43 #define MBOX_WRITE_RAM_WORD		0x0004
44 #define MBOX_READ_RAM_WORD		0x0005
45 #define MBOX_MAILBOX_REG_TEST		0x0006
46 #define MBOX_VERIFY_CHECKSUM		0x0007
47 #define MBOX_ABOUT_FIRMWARE		0x0008
48 #define	MBOX_LOAD_RISC_RAM_2100		0x0009
49 					/*   a */
50 #define	MBOX_LOAD_RISC_RAM		0x000b
51 					/*   c */
52 #define MBOX_WRITE_RAM_WORD_EXTENDED	0x000d
53 #define MBOX_CHECK_FIRMWARE		0x000e
54 #define	MBOX_READ_RAM_WORD_EXTENDED	0x000f
55 #define MBOX_INIT_REQ_QUEUE		0x0010
56 #define MBOX_INIT_RES_QUEUE		0x0011
57 #define MBOX_EXECUTE_IOCB		0x0012
58 #define MBOX_WAKE_UP			0x0013
59 #define MBOX_STOP_FIRMWARE		0x0014
60 #define MBOX_ABORT			0x0015
61 #define MBOX_ABORT_DEVICE		0x0016
62 #define MBOX_ABORT_TARGET		0x0017
63 #define MBOX_BUS_RESET			0x0018
64 #define MBOX_STOP_QUEUE			0x0019
65 #define MBOX_START_QUEUE		0x001a
66 #define MBOX_SINGLE_STEP_QUEUE		0x001b
67 #define MBOX_ABORT_QUEUE		0x001c
68 #define MBOX_GET_DEV_QUEUE_STATUS	0x001d
69 					/*  1e */
70 #define MBOX_GET_FIRMWARE_STATUS	0x001f
71 #define MBOX_GET_INIT_SCSI_ID		0x0020
72 #define MBOX_GET_SELECT_TIMEOUT		0x0021
73 #define MBOX_GET_RETRY_COUNT		0x0022
74 #define MBOX_GET_TAG_AGE_LIMIT		0x0023
75 #define MBOX_GET_CLOCK_RATE		0x0024
76 #define MBOX_GET_ACT_NEG_STATE		0x0025
77 #define MBOX_GET_ASYNC_DATA_SETUP_TIME	0x0026
78 #define MBOX_GET_SBUS_PARAMS		0x0027
79 #define		MBOX_GET_PCI_PARAMS	MBOX_GET_SBUS_PARAMS
80 #define MBOX_GET_TARGET_PARAMS		0x0028
81 #define MBOX_GET_DEV_QUEUE_PARAMS	0x0029
82 #define	MBOX_GET_RESET_DELAY_PARAMS	0x002a
83 					/*  2b */
84 					/*  2c */
85 					/*  2d */
86 					/*  2e */
87 					/*  2f */
88 #define MBOX_SET_INIT_SCSI_ID		0x0030
89 #define MBOX_SET_SELECT_TIMEOUT		0x0031
90 #define MBOX_SET_RETRY_COUNT		0x0032
91 #define MBOX_SET_TAG_AGE_LIMIT		0x0033
92 #define MBOX_SET_CLOCK_RATE		0x0034
93 #define MBOX_SET_ACT_NEG_STATE		0x0035
94 #define MBOX_SET_ASYNC_DATA_SETUP_TIME	0x0036
95 #define MBOX_SET_SBUS_CONTROL_PARAMS	0x0037
96 #define		MBOX_SET_PCI_PARAMETERS	0x0037
97 #define MBOX_SET_TARGET_PARAMS		0x0038
98 #define MBOX_SET_DEV_QUEUE_PARAMS	0x0039
99 #define	MBOX_SET_RESET_DELAY_PARAMS	0x003a
100 					/*  3b */
101 					/*  3c */
102 					/*  3d */
103 					/*  3e */
104 					/*  3f */
105 #define	MBOX_RETURN_BIOS_BLOCK_ADDR	0x0040
106 #define	MBOX_WRITE_FOUR_RAM_WORDS	0x0041
107 #define	MBOX_EXEC_BIOS_IOCB		0x0042
108 #define	MBOX_SET_FW_FEATURES		0x004a
109 #define	MBOX_GET_FW_FEATURES		0x004b
110 #define		FW_FEATURE_FAST_POST	0x1
111 #define		FW_FEATURE_LVD_NOTIFY	0x2
112 #define		FW_FEATURE_RIO_32BIT	0x4
113 #define		FW_FEATURE_RIO_16BIT	0x8
114 
115 #define	MBOX_INIT_REQ_QUEUE_A64		0x0052
116 #define	MBOX_INIT_RES_QUEUE_A64		0x0053
117 
118 #define	MBOX_ENABLE_TARGET_MODE		0x0055
119 #define		ENABLE_TARGET_FLAG	0x8000
120 #define		ENABLE_TQING_FLAG	0x0004
121 #define		ENABLE_MANDATORY_DISC	0x0002
122 #define	MBOX_GET_TARGET_STATUS		0x0056
123 
124 /* These are for the ISP2X00 FC cards */
125 #define	MBOX_GET_LOOP_ID		0x0020
126 /* for 24XX cards, outgoing mailbox 7 has these values for F or FL topologies */
127 #define		ISP24XX_INORDER		0x0100
128 #define		ISP24XX_NPIV_SAN	0x0400
129 #define		ISP24XX_VSAN_SAN	0x1000
130 #define		ISP24XX_FC_SP_SAN	0x2000
131 
132 #define	MBOX_GET_FIRMWARE_OPTIONS	0x0028
133 #define	MBOX_SET_FIRMWARE_OPTIONS	0x0038
134 #define	MBOX_GET_RESOURCE_COUNT		0x0042
135 #define	MBOX_REQUEST_OFFLINE_MODE	0x0043
136 #define	MBOX_ENHANCED_GET_PDB		0x0047
137 #define	MBOX_INIT_FIRMWARE_MULTI_ID	0x0048	/* 2400 only */
138 #define	MBOX_GET_VP_DATABASE		0x0049	/* 2400 only */
139 #define	MBOX_GET_VP_DATABASE_ENTRY	0x004a	/* 2400 only */
140 #define	MBOX_EXEC_COMMAND_IOCB_A64	0x0054
141 #define	MBOX_INIT_FIRMWARE		0x0060
142 #define	MBOX_GET_INIT_CONTROL_BLOCK	0x0061
143 #define	MBOX_INIT_LIP			0x0062
144 #define	MBOX_GET_FC_AL_POSITION_MAP	0x0063
145 #define	MBOX_GET_PORT_DB		0x0064
146 #define	MBOX_CLEAR_ACA			0x0065
147 #define	MBOX_TARGET_RESET		0x0066
148 #define	MBOX_CLEAR_TASK_SET		0x0067
149 #define	MBOX_ABORT_TASK_SET		0x0068
150 #define	MBOX_GET_FW_STATE		0x0069
151 #define	MBOX_GET_PORT_NAME		0x006A
152 #define	MBOX_GET_LINK_STATUS		0x006B
153 #define	MBOX_INIT_LIP_RESET		0x006C
154 #define	MBOX_SEND_SNS			0x006E
155 #define	MBOX_FABRIC_LOGIN		0x006F
156 #define	MBOX_SEND_CHANGE_REQUEST	0x0070
157 #define	MBOX_FABRIC_LOGOUT		0x0071
158 #define	MBOX_INIT_LIP_LOGIN		0x0072
159 #define	MBOX_LUN_RESET			0x007E
160 
161 #define	MBOX_DRIVER_HEARTBEAT		0x005B
162 #define	MBOX_FW_HEARTBEAT		0x005C
163 
164 #define	MBOX_GET_SET_DATA_RATE		0x005D	/* 24XX/23XX only */
165 #define		MBGSD_GET_RATE		0
166 #define		MBGSD_SET_RATE		1
167 #define		MBGSD_SET_RATE_NOW	2	/* 24XX only */
168 #define		MBGSD_ONEGB	0
169 #define		MBGSD_TWOGB	1
170 #define		MBGSD_AUTO	2
171 #define		MBGSD_FOURGB	3		/* 24XX only */
172 #define		MBGSD_EIGHTGB	4		/* 25XX only */
173 
174 
175 #define	ISP2100_SET_PCI_PARAM		0x00ff
176 
177 #define	MBOX_BUSY			0x04
178 
179 /*
180  * Mailbox Command Complete Status Codes
181  */
182 #define	MBOX_COMMAND_COMPLETE		0x4000
183 #define	MBOX_INVALID_COMMAND		0x4001
184 #define	MBOX_HOST_INTERFACE_ERROR	0x4002
185 #define	MBOX_TEST_FAILED		0x4003
186 #define	MBOX_COMMAND_ERROR		0x4005
187 #define	MBOX_COMMAND_PARAM_ERROR	0x4006
188 #define	MBOX_PORT_ID_USED		0x4007
189 #define	MBOX_LOOP_ID_USED		0x4008
190 #define	MBOX_ALL_IDS_USED		0x4009
191 #define	MBOX_NOT_LOGGED_IN		0x400A
192 /* pseudo mailbox completion codes */
193 #define	MBOX_REGS_BUSY			0x6000	/* registers in use */
194 #define	MBOX_TIMEOUT			0x6001	/* command timed out */
195 
196 #define	MBLOGALL			0x000f
197 #define	MBLOGNONE			0x0000
198 #define	MBLOGMASK(x)			((x) & 0xf)
199 
200 /*
201  * Asynchronous event status codes
202  */
203 #define	ASYNC_BUS_RESET			0x8001
204 #define	ASYNC_SYSTEM_ERROR		0x8002
205 #define	ASYNC_RQS_XFER_ERR		0x8003
206 #define	ASYNC_RSP_XFER_ERR		0x8004
207 #define	ASYNC_QWAKEUP			0x8005
208 #define	ASYNC_TIMEOUT_RESET		0x8006
209 #define	ASYNC_DEVICE_RESET		0x8007
210 #define	ASYNC_EXTMSG_UNDERRUN		0x800A
211 #define	ASYNC_SCAM_INT			0x800B
212 #define	ASYNC_HUNG_SCSI			0x800C
213 #define	ASYNC_KILLED_BUS		0x800D
214 #define	ASYNC_BUS_TRANSIT		0x800E	/* LVD -> HVD, eg. */
215 #define	ASYNC_LIP_OCCURRED		0x8010
216 #define	ASYNC_LOOP_UP			0x8011
217 #define	ASYNC_LOOP_DOWN			0x8012
218 #define	ASYNC_LOOP_RESET		0x8013
219 #define	ASYNC_PDB_CHANGED		0x8014
220 #define	ASYNC_CHANGE_NOTIFY		0x8015
221 #define	ASYNC_LIP_F8			0x8016
222 #define	ASYNC_LIP_ERROR			0x8017
223 #define	ASYNC_SECURITY_UPDATE		0x801B
224 #define	ASYNC_CMD_CMPLT			0x8020
225 #define	ASYNC_CTIO_DONE			0x8021
226 #define	ASYNC_IP_XMIT_DONE		0x8022
227 #define	ASYNC_IP_RECV_DONE		0x8023
228 #define	ASYNC_IP_BROADCAST		0x8024
229 #define	ASYNC_IP_RCVQ_LOW		0x8025
230 #define	ASYNC_IP_RCVQ_EMPTY		0x8026
231 #define	ASYNC_IP_RECV_DONE_ALIGNED	0x8027
232 #define	ASYNC_PTPMODE			0x8030
233 #define	ASYNC_RIO1			0x8031
234 #define	ASYNC_RIO2			0x8032
235 #define	ASYNC_RIO3			0x8033
236 #define	ASYNC_RIO4			0x8034
237 #define	ASYNC_RIO5			0x8035
238 #define	ASYNC_CONNMODE			0x8036
239 #define		ISP_CONN_LOOP		1
240 #define		ISP_CONN_PTP		2
241 #define		ISP_CONN_BADLIP		3
242 #define		ISP_CONN_FATAL		4
243 #define		ISP_CONN_LOOPBACK	5
244 #define	ASYNC_RIO_RESP			0x8040
245 #define	ASYNC_RIO_COMP			0x8042
246 #define	ASYNC_RCV_ERR			0x8048
247 
248 /*
249  * Firmware Options. There are a lot of them.
250  *
251  * IFCOPTN - ISP Fibre Channel Option Word N
252  */
253 #define	IFCOPT1_EQFQASYNC	(1 << 13)	/* enable QFULL notification */
254 #define	IFCOPT1_EAABSRCVD	(1 << 12)
255 #define	IFCOPT1_RJTASYNC	(1 << 11)	/* enable 8018 notification */
256 #define	IFCOPT1_ENAPURE		(1 << 10)
257 #define	IFCOPT1_ENA8017		(1 << 7)
258 #define	IFCOPT1_DISGPIO67	(1 << 6)
259 #define	IFCOPT1_LIPLOSSIMM	(1 << 5)
260 #define	IFCOPT1_DISF7SWTCH	(1 << 4)
261 #define	IFCOPT1_CTIO_RETRY	(1 << 3)
262 #define	IFCOPT1_LIPASYNC	(1 << 1)
263 #define	IFCOPT1_LIPF8		(1 << 0)
264 
265 #define	IFCOPT2_LOOPBACK	(1 << 1)
266 #define	IFCOPT2_ATIO3_ONLY	(1 << 0)
267 
268 #define	IFCOPT3_NOPRLI		(1 << 4)	/* disable automatic sending of PRLI on local loops */
269 #define	IFCOPT3_RNDASYNC	(1 << 1)
270 /*
271  * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
272  * mailbox command to enable this.
273  */
274 #define	ASYNC_QFULL_SENT		0x8049
275 
276 /*
277  * Needs to be enabled
278  */
279 #define	ASYNC_AUTO_PLOGI_RJT		0x8018
280 /*
281  * 24XX only
282  */
283 #define	ASYNC_RJT_SENT			0x8049
284 
285 /*
286  * All IOCB Queue entries are this size
287  */
288 #define	QENTRY_LEN			64
289 
290 /*
291  * Command Structure Definitions
292  */
293 
294 typedef struct {
295 	uint32_t	ds_base;
296 	uint32_t	ds_count;
297 } ispds_t;
298 
299 typedef struct {
300 	uint32_t	ds_base;
301 	uint32_t	ds_basehi;
302 	uint32_t	ds_count;
303 } ispds64_t;
304 
305 #define	DSTYPE_32BIT	0
306 #define	DSTYPE_64BIT	1
307 typedef struct {
308 	uint16_t	ds_type;	/* 0-> ispds_t, 1-> ispds64_t */
309 	uint32_t	ds_segment;	/* unused */
310 	uint32_t	ds_base;	/* 32 bit address of DSD list */
311 } ispdslist_t;
312 
313 
314 typedef struct {
315 	uint8_t		rqs_entry_type;
316 	uint8_t		rqs_entry_count;
317 	uint8_t		rqs_seqno;
318 	uint8_t		rqs_flags;
319 } isphdr_t;
320 
321 /* RQS Flag definitions */
322 #define	RQSFLAG_CONTINUATION	0x01
323 #define	RQSFLAG_FULL		0x02
324 #define	RQSFLAG_BADHEADER	0x04
325 #define	RQSFLAG_BADPACKET	0x08
326 #define	RQSFLAG_BADCOUNT	0x10
327 #define	RQSFLAG_BADORDER	0x20
328 #define	RQSFLAG_MASK		0x3f
329 
330 /* RQS entry_type definitions */
331 #define	RQSTYPE_REQUEST		0x01
332 #define	RQSTYPE_DATASEG		0x02
333 #define	RQSTYPE_RESPONSE	0x03
334 #define	RQSTYPE_MARKER		0x04
335 #define	RQSTYPE_CMDONLY		0x05
336 #define	RQSTYPE_ATIO		0x06	/* Target Mode */
337 #define	RQSTYPE_CTIO		0x07	/* Target Mode */
338 #define	RQSTYPE_SCAM		0x08
339 #define	RQSTYPE_A64		0x09
340 #define	RQSTYPE_A64_CONT	0x0a
341 #define	RQSTYPE_ENABLE_LUN	0x0b	/* Target Mode */
342 #define	RQSTYPE_MODIFY_LUN	0x0c	/* Target Mode */
343 #define	RQSTYPE_NOTIFY		0x0d	/* Target Mode */
344 #define	RQSTYPE_NOTIFY_ACK	0x0e	/* Target Mode */
345 #define	RQSTYPE_CTIO1		0x0f	/* Target Mode */
346 #define	RQSTYPE_STATUS_CONT	0x10
347 #define	RQSTYPE_T2RQS		0x11
348 #define	RQSTYPE_CTIO7		0x12
349 #define	RQSTYPE_IP_XMIT		0x13
350 #define	RQSTYPE_TSK_MGMT	0x14
351 #define	RQSTYPE_T4RQS		0x15
352 #define	RQSTYPE_ATIO2		0x16	/* Target Mode */
353 #define	RQSTYPE_CTIO2		0x17	/* Target Mode */
354 #define	RQSTYPE_T7RQS		0x18
355 #define	RQSTYPE_T3RQS		0x19
356 #define	RQSTYPE_IP_XMIT_64	0x1b
357 #define	RQSTYPE_CTIO4		0x1e	/* Target Mode */
358 #define	RQSTYPE_CTIO3		0x1f	/* Target Mode */
359 #define	RQSTYPE_RIO1		0x21
360 #define	RQSTYPE_RIO2		0x22
361 #define	RQSTYPE_IP_RECV		0x23
362 #define	RQSTYPE_IP_RECV_CONT	0x24
363 #define	RQSTYPE_CT_PASSTHRU	0x29
364 #define	RQSTYPE_MS_PASSTHRU	0x29
365 #define	RQSTYPE_VP_CTRL		0x30	/* 24XX only */
366 #define	RQSTYPE_VP_MODIFY	0x31	/* 24XX only */
367 #define	RQSTYPE_RPT_ID_ACQ	0x32	/* 24XX only */
368 #define	RQSTYPE_ABORT_IO	0x33
369 #define	RQSTYPE_T6RQS		0x48
370 #define	RQSTYPE_LOGIN		0x52
371 #define	RQSTYPE_ABTS_RCVD	0x54	/* 24XX only */
372 #define	RQSTYPE_ABTS_RSP	0x55	/* 24XX only */
373 
374 
375 #define	ISP_RQDSEG	4
376 typedef struct {
377 	isphdr_t	req_header;
378 	uint32_t	req_handle;
379 	uint8_t		req_lun_trn;
380 	uint8_t		req_target;
381 	uint16_t	req_cdblen;
382 	uint16_t	req_flags;
383 	uint16_t	req_reserved;
384 	uint16_t	req_time;
385 	uint16_t	req_seg_count;
386 	uint8_t		req_cdb[12];
387 	ispds_t		req_dataseg[ISP_RQDSEG];
388 } ispreq_t;
389 #define	ISP_RQDSEG_A64	2
390 
391 typedef struct {
392 	isphdr_t	mrk_header;
393 	uint32_t	mrk_handle;
394 	uint8_t		mrk_reserved0;
395 	uint8_t		mrk_target;
396 	uint16_t	mrk_modifier;
397 	uint16_t	mrk_flags;
398 	uint16_t	mrk_lun;
399 	uint8_t		mrk_reserved1[48];
400 } isp_marker_t;
401 
402 typedef struct {
403 	isphdr_t	mrk_header;
404 	uint32_t	mrk_handle;
405 	uint16_t	mrk_nphdl;
406 	uint8_t		mrk_modifier;
407 	uint8_t		mrk_reserved0;
408 	uint8_t		mrk_reserved1;
409 	uint8_t		mrk_vphdl;
410 	uint16_t	mrk_reserved2;
411 	uint8_t		mrk_lun[8];
412 	uint8_t		mrk_reserved3[40];
413 } isp_marker_24xx_t;
414 
415 
416 #define SYNC_DEVICE	0
417 #define SYNC_TARGET	1
418 #define SYNC_ALL	2
419 #define SYNC_LIP	3
420 
421 #define	ISP_RQDSEG_T2		3
422 typedef struct {
423 	isphdr_t	req_header;
424 	uint32_t	req_handle;
425 	uint8_t		req_lun_trn;
426 	uint8_t		req_target;
427 	uint16_t	req_scclun;
428 	uint16_t	req_flags;
429 	uint16_t	req_reserved;
430 	uint16_t	req_time;
431 	uint16_t	req_seg_count;
432 	uint8_t		req_cdb[16];
433 	uint32_t	req_totalcnt;
434 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
435 } ispreqt2_t;
436 
437 typedef struct {
438 	isphdr_t	req_header;
439 	uint32_t	req_handle;
440 	uint16_t	req_target;
441 	uint16_t	req_scclun;
442 	uint16_t	req_flags;
443 	uint16_t	req_reserved;
444 	uint16_t	req_time;
445 	uint16_t	req_seg_count;
446 	uint8_t		req_cdb[16];
447 	uint32_t	req_totalcnt;
448 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
449 } ispreqt2e_t;
450 
451 #define	ISP_RQDSEG_T3		2
452 typedef struct {
453 	isphdr_t	req_header;
454 	uint32_t	req_handle;
455 	uint8_t		req_lun_trn;
456 	uint8_t		req_target;
457 	uint16_t	req_scclun;
458 	uint16_t	req_flags;
459 	uint16_t	req_reserved;
460 	uint16_t	req_time;
461 	uint16_t	req_seg_count;
462 	uint8_t		req_cdb[16];
463 	uint32_t	req_totalcnt;
464 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
465 } ispreqt3_t;
466 #define	ispreq64_t	ispreqt3_t	/* same as.... */
467 
468 typedef struct {
469 	isphdr_t	req_header;
470 	uint32_t	req_handle;
471 	uint16_t	req_target;
472 	uint16_t	req_scclun;
473 	uint16_t	req_flags;
474 	uint16_t	req_reserved;
475 	uint16_t	req_time;
476 	uint16_t	req_seg_count;
477 	uint8_t		req_cdb[16];
478 	uint32_t	req_totalcnt;
479 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
480 } ispreqt3e_t;
481 
482 /* req_flag values */
483 #define	REQFLAG_NODISCON	0x0001
484 #define	REQFLAG_HTAG		0x0002
485 #define	REQFLAG_OTAG		0x0004
486 #define	REQFLAG_STAG		0x0008
487 #define	REQFLAG_TARGET_RTN	0x0010
488 
489 #define	REQFLAG_NODATA		0x0000
490 #define	REQFLAG_DATA_IN		0x0020
491 #define	REQFLAG_DATA_OUT	0x0040
492 #define	REQFLAG_DATA_UNKNOWN	0x0060
493 
494 #define	REQFLAG_DISARQ		0x0100
495 #define	REQFLAG_FRC_ASYNC	0x0200
496 #define	REQFLAG_FRC_SYNC	0x0400
497 #define	REQFLAG_FRC_WIDE	0x0800
498 #define	REQFLAG_NOPARITY	0x1000
499 #define	REQFLAG_STOPQ		0x2000
500 #define	REQFLAG_XTRASNS		0x4000
501 #define	REQFLAG_PRIORITY	0x8000
502 
503 typedef struct {
504 	isphdr_t	req_header;
505 	uint32_t	req_handle;
506 	uint8_t		req_lun_trn;
507 	uint8_t		req_target;
508 	uint16_t	req_cdblen;
509 	uint16_t	req_flags;
510 	uint16_t	req_reserved;
511 	uint16_t	req_time;
512 	uint16_t	req_seg_count;
513 	uint8_t		req_cdb[44];
514 } ispextreq_t;
515 
516 /* 24XX only */
517 typedef struct {
518 	uint16_t	fcd_length;
519 	uint16_t	fcd_a1500;
520 	uint16_t	fcd_a3116;
521 	uint16_t	fcd_a4732;
522 	uint16_t	fcd_a6348;
523 } fcp_cmnd_ds_t;
524 
525 typedef struct {
526 	isphdr_t	req_header;
527 	uint32_t	req_handle;
528 	uint16_t	req_nphdl;
529 	uint16_t	req_time;
530 	uint16_t	req_seg_count;
531 	uint16_t	req_fc_rsp_dsd_length;
532 	uint8_t		req_lun[8];
533 	uint16_t	req_flags;
534 	uint16_t	req_fc_cmnd_dsd_length;
535 	uint16_t	req_fc_cmnd_dsd_a1500;
536 	uint16_t	req_fc_cmnd_dsd_a3116;
537 	uint16_t	req_fc_cmnd_dsd_a4732;
538 	uint16_t	req_fc_cmnd_dsd_a6348;
539 	uint16_t	req_fc_rsp_dsd_a1500;
540 	uint16_t	req_fc_rsp_dsd_a3116;
541 	uint16_t	req_fc_rsp_dsd_a4732;
542 	uint16_t	req_fc_rsp_dsd_a6348;
543 	uint32_t	req_totalcnt;
544 	uint16_t	req_tidlo;
545 	uint8_t		req_tidhi;
546 	uint8_t		req_vpidx;
547 	ispds64_t	req_dataseg;
548 } ispreqt6_t;
549 
550 typedef struct {
551 	isphdr_t	req_header;
552 	uint32_t	req_handle;
553 	uint16_t	req_nphdl;
554 	uint16_t	req_time;
555 	uint16_t	req_seg_count;
556 	uint16_t	req_reserved;
557 	uint8_t		req_lun[8];
558 	uint8_t		req_alen_datadir;
559 	uint8_t		req_task_management;
560 	uint8_t		req_task_attribute;
561 	uint8_t		req_crn;
562 	uint8_t		req_cdb[16];
563 	uint32_t	req_dl;
564 	uint16_t	req_tidlo;
565 	uint8_t		req_tidhi;
566 	uint8_t		req_vpidx;
567 	ispds64_t	req_dataseg;
568 } ispreqt7_t;
569 
570 /* Task Management Request Function */
571 typedef struct {
572 	isphdr_t	tmf_header;
573 	uint32_t	tmf_handle;
574 	uint16_t	tmf_nphdl;
575 	uint8_t		tmf_reserved0[2];
576 	uint16_t	tmf_delay;
577 	uint16_t	tmf_timeout;
578 	uint8_t		tmf_lun[8];
579 	uint32_t	tmf_flags;
580 	uint8_t		tmf_reserved1[20];
581 	uint16_t	tmf_tidlo;
582 	uint8_t		tmf_tidhi;
583 	uint8_t		tmf_vpidx;
584 	uint8_t		tmf_reserved2[12];
585 } isp24xx_tmf_t;
586 
587 #define	ISP24XX_TMF_NOSEND		0x80000000
588 
589 #define	ISP24XX_TMF_LUN_RESET		0x00000010
590 #define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
591 #define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
592 #define	ISP24XX_TMF_TARGET_RESET	0x00000002
593 #define	ISP24XX_TMF_CLEAR_ACA		0x00000001
594 
595 /* I/O Abort Structure */
596 typedef struct {
597 	isphdr_t	abrt_header;
598 	uint32_t	abrt_handle;
599 	uint16_t	abrt_nphdl;
600 	uint16_t	abrt_options;
601 	uint32_t	abrt_cmd_handle;
602 	uint8_t		abrt_reserved[32];
603 	uint16_t	abrt_tidlo;
604 	uint8_t		abrt_tidhi;
605 	uint8_t		abrt_vpidx;
606 	uint8_t		abrt_reserved1[12];
607 } isp24xx_abrt_t;
608 
609 #define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
610 #define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
611 #define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
612 
613 #define	ISP_CDSEG	7
614 typedef struct {
615 	isphdr_t	req_header;
616 	uint32_t	req_reserved;
617 	ispds_t		req_dataseg[ISP_CDSEG];
618 } ispcontreq_t;
619 
620 #define	ISP_CDSEG64	5
621 typedef struct {
622 	isphdr_t	req_header;
623 	ispds64_t	req_dataseg[ISP_CDSEG64];
624 } ispcontreq64_t;
625 
626 typedef struct {
627 	isphdr_t	req_header;
628 	uint32_t	req_handle;
629 	uint16_t	req_scsi_status;
630 	uint16_t	req_completion_status;
631 	uint16_t	req_state_flags;
632 	uint16_t	req_status_flags;
633 	uint16_t	req_time;
634 #define	req_response_len	req_time	/* FC only */
635 	uint16_t	req_sense_len;
636 	uint32_t	req_resid;
637 	uint8_t		req_response[8];	/* FC only */
638 	uint8_t		req_sense_data[32];
639 } ispstatusreq_t;
640 
641 /*
642  * Status Continuation
643  */
644 typedef struct {
645 	isphdr_t	req_header;
646 	uint8_t		req_sense_data[60];
647 } ispstatus_cont_t;
648 
649 /*
650  * 24XX Type 0 status
651  */
652 typedef struct {
653 	isphdr_t	req_header;
654 	uint32_t	req_handle;
655 	uint16_t	req_completion_status;
656 	uint16_t	req_oxid;
657 	uint32_t	req_resid;
658 	uint16_t	req_reserved0;
659 	uint16_t	req_state_flags;
660 	uint16_t	req_reserved1;
661 	uint16_t	req_scsi_status;
662 	uint32_t	req_fcp_residual;
663 	uint32_t	req_sense_len;
664 	uint32_t	req_response_len;
665 	uint8_t		req_rsp_sense[28];
666 } isp24xx_statusreq_t;
667 
668 /*
669  * For Qlogic 2X00, the high order byte of SCSI status has
670  * additional meaning.
671  */
672 #define	RQCS_RU	0x800	/* Residual Under */
673 #define	RQCS_RO	0x400	/* Residual Over */
674 #define	RQCS_RESID	(RQCS_RU|RQCS_RO)
675 #define	RQCS_SV	0x200	/* Sense Length Valid */
676 #define	RQCS_RV	0x100	/* FCP Response Length Valid */
677 
678 /*
679  * CT Passthru IOCB
680  */
681 typedef struct {
682 	isphdr_t	ctp_header;
683 	uint32_t	ctp_handle;
684 	uint16_t	ctp_status;
685 	uint16_t	ctp_nphdl;	/* n-port handle */
686 	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
687 	uint8_t		ctp_vpidx;
688 	uint8_t		ctp_reserved0;
689 	uint16_t	ctp_time;
690 	uint16_t	ctp_reserved1;
691 	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
692 	uint16_t	ctp_reserved2[5];
693 	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
694 	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
695 	ispds64_t	ctp_dataseg[2];
696 } isp_ct_pt_t;
697 
698 /*
699  * MS Passthru IOCB
700  */
701 typedef struct {
702 	isphdr_t	ms_header;
703 	uint32_t	ms_handle;
704 	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
705 	uint16_t	ms_status;
706 	uint16_t	ms_flags;
707 	uint16_t	ms_reserved1;	/* low 8 bits */
708 	uint16_t	ms_time;
709 	uint16_t	ms_cmd_cnt;	/* Command DSD count */
710 	uint16_t	ms_tot_cnt;	/* Total DSD Count */
711 	uint8_t		ms_type;	/* MS type */
712 	uint8_t		ms_r_ctl;	/* R_CTL */
713 	uint16_t	ms_rxid;	/* RX_ID */
714 	uint16_t	ms_reserved2;
715 	uint32_t	ms_handle2;
716 	uint32_t	ms_rsp_bcnt;	/* Response byte count */
717 	uint32_t	ms_cmd_bcnt;	/* Command byte count */
718 	ispds64_t	ms_dataseg[2];
719 } isp_ms_t;
720 
721 /*
722  * Completion Status Codes.
723  */
724 #define RQCS_COMPLETE			0x0000
725 #define RQCS_DMA_ERROR			0x0002
726 #define RQCS_RESET_OCCURRED		0x0004
727 #define RQCS_ABORTED			0x0005
728 #define RQCS_TIMEOUT			0x0006
729 #define RQCS_DATA_OVERRUN		0x0007
730 #define RQCS_DATA_UNDERRUN		0x0015
731 #define	RQCS_QUEUE_FULL			0x001C
732 
733 /* 1X00 Only Completion Codes */
734 #define RQCS_INCOMPLETE			0x0001
735 #define RQCS_TRANSPORT_ERROR		0x0003
736 #define RQCS_COMMAND_OVERRUN		0x0008
737 #define RQCS_STATUS_OVERRUN		0x0009
738 #define RQCS_BAD_MESSAGE		0x000a
739 #define RQCS_NO_MESSAGE_OUT		0x000b
740 #define RQCS_EXT_ID_FAILED		0x000c
741 #define RQCS_IDE_MSG_FAILED		0x000d
742 #define RQCS_ABORT_MSG_FAILED		0x000e
743 #define RQCS_REJECT_MSG_FAILED		0x000f
744 #define RQCS_NOP_MSG_FAILED		0x0010
745 #define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
746 #define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
747 #define RQCS_ID_MSG_FAILED		0x0013
748 #define RQCS_UNEXP_BUS_FREE		0x0014
749 #define	RQCS_XACT_ERR1			0x0018
750 #define	RQCS_XACT_ERR2			0x0019
751 #define	RQCS_XACT_ERR3			0x001A
752 #define	RQCS_BAD_ENTRY			0x001B
753 #define	RQCS_PHASE_SKIPPED		0x001D
754 #define	RQCS_ARQS_FAILED		0x001E
755 #define	RQCS_WIDE_FAILED		0x001F
756 #define	RQCS_SYNCXFER_FAILED		0x0020
757 #define	RQCS_LVD_BUSERR			0x0021
758 
759 /* 2X00 Only Completion Codes */
760 #define	RQCS_PORT_UNAVAILABLE		0x0028
761 #define	RQCS_PORT_LOGGED_OUT		0x0029
762 #define	RQCS_PORT_CHANGED		0x002A
763 #define	RQCS_PORT_BUSY			0x002B
764 
765 /* 24XX Only Completion Codes */
766 #define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
767 #define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
768 #define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
769 #define	RQCS_24XX_TMO			0x0030	/* task management overrun */
770 
771 
772 /*
773  * 1X00 specific State Flags
774  */
775 #define RQSF_GOT_BUS			0x0100
776 #define RQSF_GOT_TARGET			0x0200
777 #define RQSF_SENT_CDB			0x0400
778 #define RQSF_XFRD_DATA			0x0800
779 #define RQSF_GOT_STATUS			0x1000
780 #define RQSF_GOT_SENSE			0x2000
781 #define	RQSF_XFER_COMPLETE		0x4000
782 
783 /*
784  * 2X00 specific State Flags
785  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
786  */
787 #define	RQSF_DATA_IN			0x0020
788 #define	RQSF_DATA_OUT			0x0040
789 #define	RQSF_STAG			0x0008
790 #define	RQSF_OTAG			0x0004
791 #define	RQSF_HTAG			0x0002
792 /*
793  * 1X00 Status Flags
794  */
795 #define RQSTF_DISCONNECT		0x0001
796 #define RQSTF_SYNCHRONOUS		0x0002
797 #define RQSTF_PARITY_ERROR		0x0004
798 #define RQSTF_BUS_RESET			0x0008
799 #define RQSTF_DEVICE_RESET		0x0010
800 #define RQSTF_ABORTED			0x0020
801 #define RQSTF_TIMEOUT			0x0040
802 #define RQSTF_NEGOTIATION		0x0080
803 
804 /*
805  * 2X00 specific state flags
806  */
807 /* RQSF_SENT_CDB	*/
808 /* RQSF_XFRD_DATA	*/
809 /* RQSF_GOT_STATUS	*/
810 /* RQSF_XFER_COMPLETE	*/
811 
812 /*
813  * 2X00 specific status flags
814  */
815 /* RQSTF_ABORTED */
816 /* RQSTF_TIMEOUT */
817 #define	RQSTF_DMA_ERROR			0x0080
818 #define	RQSTF_LOGOUT			0x2000
819 
820 /*
821  * Miscellaneous
822  */
823 #ifndef	ISP_EXEC_THROTTLE
824 #define	ISP_EXEC_THROTTLE	16
825 #endif
826 
827 /*
828  * About Firmware returns an 'attribute' word in mailbox 6.
829  * These attributes are for 2200 and 2300.
830  */
831 #define	ISP_FW_ATTR_TMODE	0x0001
832 #define	ISP_FW_ATTR_SCCLUN	0x0002
833 #define	ISP_FW_ATTR_FABRIC	0x0004
834 #define	ISP_FW_ATTR_CLASS2	0x0008
835 #define	ISP_FW_ATTR_FCTAPE	0x0010
836 #define	ISP_FW_ATTR_IP		0x0020
837 #define	ISP_FW_ATTR_VI		0x0040
838 #define	ISP_FW_ATTR_VI_SOLARIS	0x0080
839 #define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
840 
841 /* and these are for the 2400 */
842 #define	ISP2400_FW_ATTR_CLASS2	0x0001
843 #define	ISP2400_FW_ATTR_IP	0x0002
844 #define	ISP2400_FW_ATTR_MULTIID	0x0004
845 #define	ISP2400_FW_ATTR_SB2	0x0008
846 #define	ISP2400_FW_ATTR_T10CRC	0x0010
847 #define	ISP2400_FW_ATTR_VI	0x0020
848 #define	ISP2400_FW_ATTR_EXPFW	0x2000
849 
850 #define	ISP_CAP_TMODE(isp)	\
851 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
852 #define	ISP_CAP_SCCFW(isp)	\
853 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
854 #define	ISP_CAP_2KLOGIN(isp)	\
855 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
856 #define	ISP_CAP_MULTI_ID(isp)	\
857 	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
858 
859 #define	ISP_GET_VPIDX(isp, tag) \
860 	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
861 
862 /*
863  * Reduced Interrupt Operation Response Queue Entreis
864  */
865 
866 typedef struct {
867 	isphdr_t	req_header;
868 	uint32_t	req_handles[15];
869 } isp_rio1_t;
870 
871 typedef struct {
872 	isphdr_t	req_header;
873 	uint16_t	req_handles[30];
874 } isp_rio2_t;
875 
876 /*
877  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
878  */
879 
880 /*
881  * Initialization Control Block
882  *
883  * Version One (prime) format.
884  */
885 typedef struct {
886 	uint8_t		icb_version;
887 	uint8_t		icb_reserved0;
888 	uint16_t	icb_fwoptions;
889 	uint16_t	icb_maxfrmlen;
890 	uint16_t	icb_maxalloc;
891 	uint16_t	icb_execthrottle;
892 	uint8_t		icb_retry_count;
893 	uint8_t		icb_retry_delay;
894 	uint8_t		icb_portname[8];
895 	uint16_t	icb_hardaddr;
896 	uint8_t		icb_iqdevtype;
897 	uint8_t		icb_logintime;
898 	uint8_t		icb_nodename[8];
899 	uint16_t	icb_rqstout;
900 	uint16_t	icb_rspnsin;
901 	uint16_t	icb_rqstqlen;
902 	uint16_t	icb_rsltqlen;
903 	uint16_t	icb_rqstaddr[4];
904 	uint16_t	icb_respaddr[4];
905 	uint16_t	icb_lunenables;
906 	uint8_t		icb_ccnt;
907 	uint8_t		icb_icnt;
908 	uint16_t	icb_lunetimeout;
909 	uint16_t	icb_reserved1;
910 	uint16_t	icb_xfwoptions;
911 	uint8_t		icb_racctimer;
912 	uint8_t		icb_idelaytimer;
913 	uint16_t	icb_zfwoptions;
914 	uint16_t	icb_reserved2[13];
915 } isp_icb_t;
916 
917 #define	ICB_VERSION1	1
918 
919 #define	ICBOPT_EXTENDED		0x8000
920 #define	ICBOPT_BOTH_WWNS	0x4000
921 #define	ICBOPT_FULL_LOGIN	0x2000
922 #define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
923 #define	ICBOPT_PREVLOOP		0x0800
924 #define	ICBOPT_SRCHDOWN		0x0400
925 #define	ICBOPT_NOLIP		0x0200
926 #define	ICBOPT_PDBCHANGE_AE	0x0100
927 #define	ICBOPT_INI_TGTTYPE	0x0080
928 #define	ICBOPT_INI_ADISC	0x0040
929 #define	ICBOPT_INI_DISABLE	0x0020
930 #define	ICBOPT_TGT_ENABLE	0x0010
931 #define	ICBOPT_FAST_POST	0x0008
932 #define	ICBOPT_FULL_DUPLEX	0x0004
933 #define	ICBOPT_FAIRNESS		0x0002
934 #define	ICBOPT_HARD_ADDRESS	0x0001
935 
936 #define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
937 #define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
938 #define	ICBXOPT_FCTAPE_CONFIRM	0x2000
939 #define	ICBXOPT_FCTAPE		0x1000
940 #define	ICBXOPT_CLASS2_ACK0	0x0200
941 #define	ICBXOPT_CLASS2		0x0100
942 #define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
943 #define	ICBXOPT_TOPO_MASK	0x0070
944 #define	ICBXOPT_LOOP_ONLY	0x0000
945 #define	ICBXOPT_PTP_ONLY	0x0010
946 #define	ICBXOPT_LOOP_2_PTP	0x0020
947 #define	ICBXOPT_PTP_2_LOOP	0x0030
948 /*
949  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
950  * RIO is not defined for the 23XX cards (just 2200)
951  */
952 #define	ICBXOPT_RIO_OFF		0
953 #define	ICBXOPT_RIO_16BIT	1
954 #define	ICBXOPT_RIO_32BIT	2
955 #define	ICBXOPT_RIO_16BIT_IOCB	3
956 #define	ICBXOPT_RIO_32BIT_IOCB	4
957 #define	ICBXOPT_ZIO		5
958 #define	ICBXOPT_TIMER_MASK	0x7
959 
960 #define	ICBZOPT_RATE_MASK	0xC000
961 #define	ICBZOPT_RATE_ONEGB	0x0000
962 #define	ICBZOPT_RATE_AUTO	0x8000
963 #define	ICBZOPT_RATE_TWOGB	0x4000
964 #define	ICBZOPT_50_OHM		0x2000
965 #define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
966 #define	ICBZOPT_RSPSZ_MASK	0x0030
967 #define	ICBZOPT_RSPSZ_24	0x0000
968 #define	ICBZOPT_RSPSZ_12	0x0010
969 #define	ICBZOPT_RSPSZ_24A	0x0020
970 #define	ICBZOPT_RSPSZ_32	0x0030
971 #define	ICBZOPT_SOFTID		0x0002
972 #define	ICBZOPT_ENA_RDXFR_RDY	0x0001
973 
974 /* 2400 F/W options */
975 #define	ICB2400_OPT1_BOTH_WWNS		0x00004000
976 #define	ICB2400_OPT1_FULL_LOGIN		0x00002000
977 #define	ICB2400_OPT1_PREVLOOP		0x00000800
978 #define	ICB2400_OPT1_SRCHDOWN		0x00000400
979 #define	ICB2400_OPT1_NOLIP		0x00000200
980 #define	ICB2400_OPT1_INI_DISABLE	0x00000020
981 #define	ICB2400_OPT1_TGT_ENABLE		0x00000010
982 #define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
983 #define	ICB2400_OPT1_FAIRNESS		0x00000002
984 #define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
985 
986 #define	ICB2400_OPT2_FCTAPE		0x00001000
987 #define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
988 #define	ICB2400_OPT2_CLASS2		0x00000100
989 #define	ICB2400_OPT2_NO_PLAY		0x00000080
990 #define	ICB2400_OPT2_TOPO_MASK		0x00000070
991 #define	ICB2400_OPT2_LOOP_ONLY		0x00000000
992 #define	ICB2400_OPT2_PTP_ONLY		0x00000010
993 #define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
994 #define	ICB2400_OPT2_PTP_2_LOOP		0x00000030
995 #define	ICB2400_OPT2_TIMER_MASK		0x00000007
996 #define	ICB2400_OPT2_ZIO		0x00000005
997 #define	ICB2400_OPT2_ZIO1		0x00000006
998 
999 #define	ICB2400_OPT3_75_OHM		0x00010000
1000 #define	ICB2400_OPT3_RATE_MASK		0x0000E000
1001 #define	ICB2400_OPT3_RATE_ONEGB		0x00000000
1002 #define	ICB2400_OPT3_RATE_TWOGB		0x00002000
1003 #define ICB2400_OPT3_RATE_AUTO		0x00004000
1004 #define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1005 #define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1006 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1007 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1008 #define	ICB2400_OPT3_ENA_OOF		0x00000040
1009 /* note that a response size flag of zero is reserved! */
1010 #define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1011 #define	ICB2400_OPT3_RSPSZ_12		0x00000010
1012 #define	ICB2400_OPT3_RSPSZ_24		0x00000020
1013 #define	ICB2400_OPT3_RSPSZ_32		0x00000030
1014 #define	ICB2400_OPT3_SOFTID		0x00000002
1015 
1016 #define	ICB_MIN_FRMLEN		256
1017 #define	ICB_MAX_FRMLEN		2112
1018 #define	ICB_DFLT_FRMLEN		1024
1019 #define	ICB_DFLT_ALLOC		256
1020 #define	ICB_DFLT_THROTTLE	16
1021 #define	ICB_DFLT_RDELAY		5
1022 #define	ICB_DFLT_RCOUNT		3
1023 
1024 #define	ICB_LOGIN_TOV		30
1025 #define	ICB_LUN_ENABLE_TOV	180
1026 
1027 
1028 /*
1029  * And somebody at QLogic had a great idea that you could just change
1030  * the structure *and* keep the version number the same as the other cards.
1031  */
1032 typedef struct {
1033 	uint16_t	icb_version;
1034 	uint16_t	icb_reserved0;
1035 	uint16_t	icb_maxfrmlen;
1036 	uint16_t	icb_execthrottle;
1037 	uint16_t	icb_xchgcnt;
1038 	uint16_t	icb_hardaddr;
1039 	uint8_t		icb_portname[8];
1040 	uint8_t		icb_nodename[8];
1041 	uint16_t	icb_rspnsin;
1042 	uint16_t	icb_rqstout;
1043 	uint16_t	icb_retry_count;
1044 	uint16_t	icb_priout;
1045 	uint16_t	icb_rsltqlen;
1046 	uint16_t	icb_rqstqlen;
1047 	uint16_t	icb_ldn_nols;
1048 	uint16_t	icb_prqstqlen;
1049 	uint16_t	icb_rqstaddr[4];
1050 	uint16_t	icb_respaddr[4];
1051 	uint16_t	icb_priaddr[4];
1052 	uint16_t	icb_reserved1[4];
1053 	uint16_t	icb_atio_in;
1054 	uint16_t	icb_atioqlen;
1055 	uint16_t	icb_atioqaddr[4];
1056 	uint16_t	icb_idelaytimer;
1057 	uint16_t	icb_logintime;
1058 	uint32_t	icb_fwoptions1;
1059 	uint32_t	icb_fwoptions2;
1060 	uint32_t	icb_fwoptions3;
1061 	uint16_t	icb_reserved2[12];
1062 } isp_icb_2400_t;
1063 
1064 #define	RQRSP_ADDR0015	0
1065 #define	RQRSP_ADDR1631	1
1066 #define	RQRSP_ADDR3247	2
1067 #define	RQRSP_ADDR4863	3
1068 
1069 
1070 #define	ICB_NNM0	7
1071 #define	ICB_NNM1	6
1072 #define	ICB_NNM2	5
1073 #define	ICB_NNM3	4
1074 #define	ICB_NNM4	3
1075 #define	ICB_NNM5	2
1076 #define	ICB_NNM6	1
1077 #define	ICB_NNM7	0
1078 
1079 #define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1080 	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1081 	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1082 	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1083 	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1084 	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1085 	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1086 	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1087 	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1088 
1089 #define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1090 	wwn =	((uint64_t) array[ICB_NNM0]) | \
1091 		((uint64_t) array[ICB_NNM1] <<  8) | \
1092 		((uint64_t) array[ICB_NNM2] << 16) | \
1093 		((uint64_t) array[ICB_NNM3] << 24) | \
1094 		((uint64_t) array[ICB_NNM4] << 32) | \
1095 		((uint64_t) array[ICB_NNM5] << 40) | \
1096 		((uint64_t) array[ICB_NNM6] << 48) | \
1097 		((uint64_t) array[ICB_NNM7] << 56)
1098 
1099 
1100 /*
1101  * For MULTI_ID firmware, this describes a
1102  * virtual port entity for getting status.
1103  */
1104 typedef struct {
1105 	uint16_t	vp_port_status;
1106 	uint8_t		vp_port_options;
1107 	uint8_t		vp_port_loopid;
1108 	uint8_t		vp_port_portname[8];
1109 	uint8_t		vp_port_nodename[8];
1110 	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1111 	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1112 } vp_port_info_t;
1113 
1114 #define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* disable target mode */
1115 #define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* enable initiator mode */
1116 #define	ICB2400_VPOPT_ENABLED		0x00000008
1117 #define	ICB2400_VPOPT_NOPLAY		0x00000004
1118 #define	ICB2400_VPOPT_PREVLOOP		0x00000002
1119 #define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001
1120 
1121 #define	ICB2400_VPOPT_WRITE_SIZE	20
1122 
1123 /*
1124  * For MULTI_ID firmware, we append this structure
1125  * to the isp_icb_2400_t above, followed by a list
1126  * structures that are *most* of the vp_port_info_t.
1127  */
1128 typedef struct {
1129 	uint16_t	vp_count;
1130 	uint16_t	vp_global_options;
1131 } isp_icb_2400_vpinfo_t;
1132 
1133 #define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1134 #define	ICB2400_VPINFO_PORT_OFF(chan)		\
1135     ICB2400_VPINFO_OFF + 			\
1136     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
1137 
1138 #define	ICB2400_VPGOPT_MID_DISABLE	0x02
1139 
1140 typedef struct {
1141 	isphdr_t	vp_ctrl_hdr;
1142 	uint32_t	vp_ctrl_handle;
1143 	uint16_t	vp_ctrl_index_fail;
1144 	uint16_t	vp_ctrl_status;
1145 	uint16_t	vp_ctrl_command;
1146 	uint16_t	vp_ctrl_vp_count;
1147 	uint16_t	vp_ctrl_idmap[8];
1148 	uint8_t		vp_ctrl_reserved[32];
1149 } vp_ctrl_info_t;
1150 
1151 #define	VP_CTRL_CMD_ENABLE_VP			0
1152 #define	VP_CTRL_CMD_DISABLE_VP			8
1153 #define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	9
1154 #define	VP_CTRL_CMD_DISABLE_VP_LOGO		0xA
1155 
1156 /*
1157  * We can use this structure for modifying either one or two VP ports after initialization
1158  */
1159 typedef struct {
1160 	isphdr_t	vp_mod_hdr;
1161 	uint32_t	vp_mod_hdl;
1162 	uint16_t	vp_mod_reserved0;
1163 	uint16_t	vp_mod_status;
1164 	uint8_t		vp_mod_cmd;
1165 	uint8_t		vp_mod_cnt;
1166 	uint8_t		vp_mod_idx0;
1167 	uint8_t		vp_mod_idx1;
1168 	struct {
1169 		uint8_t		options;
1170 		uint8_t		loopid;
1171 		uint16_t	reserved1;
1172 		uint8_t		wwpn[8];
1173 		uint8_t		wwnn[8];
1174 	} vp_mod_ports[2];
1175 	uint8_t		vp_mod_reserved2[8];
1176 } vp_modify_t;
1177 
1178 #define	VP_STS_OK	0x00
1179 #define	VP_STS_ERR	0x01
1180 #define	VP_CNT_ERR	0x02
1181 #define	VP_GEN_ERR	0x03
1182 #define	VP_IDX_ERR	0x04
1183 #define	VP_STS_BSY	0x05
1184 
1185 #define	VP_MODIFY_VP	0x00
1186 #define	VP_MODIFY_ENA	0x01
1187 
1188 /*
1189  * Port Data Base Element
1190  */
1191 
1192 typedef struct {
1193 	uint16_t	pdb_options;
1194 	uint8_t		pdb_mstate;
1195 	uint8_t		pdb_sstate;
1196 	uint8_t		pdb_hardaddr_bits[4];
1197 	uint8_t		pdb_portid_bits[4];
1198 	uint8_t		pdb_nodename[8];
1199 	uint8_t		pdb_portname[8];
1200 	uint16_t	pdb_execthrottle;
1201 	uint16_t	pdb_exec_count;
1202 	uint8_t		pdb_retry_count;
1203 	uint8_t		pdb_retry_delay;
1204 	uint16_t	pdb_resalloc;
1205 	uint16_t	pdb_curalloc;
1206 	uint16_t	pdb_qhead;
1207 	uint16_t	pdb_qtail;
1208 	uint16_t	pdb_tl_next;
1209 	uint16_t	pdb_tl_last;
1210 	uint16_t	pdb_features;	/* PLOGI, Common Service */
1211 	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1212 	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1213 	uint8_t		pdb_target;
1214 	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1215 	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1216 	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1217 	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1218 	uint16_t	pdb_labrtflg;
1219 	uint16_t	pdb_lstopflg;
1220 	uint16_t	pdb_sqhead;
1221 	uint16_t	pdb_sqtail;
1222 	uint16_t	pdb_ptimer;
1223 	uint16_t	pdb_nxt_seqid;
1224 	uint16_t	pdb_fcount;
1225 	uint16_t	pdb_prli_len;
1226 	uint16_t	pdb_prli_svc0;
1227 	uint16_t	pdb_prli_svc3;
1228 	uint16_t	pdb_loopid;
1229 	uint16_t	pdb_il_ptr;
1230 	uint16_t	pdb_sl_ptr;
1231 } isp_pdb_21xx_t;
1232 
1233 #define	PDB_OPTIONS_XMITTING	(1<<11)
1234 #define	PDB_OPTIONS_LNKXMIT	(1<<10)
1235 #define	PDB_OPTIONS_ABORTED	(1<<9)
1236 #define	PDB_OPTIONS_ADISC	(1<<1)
1237 
1238 #define	PDB_STATE_DISCOVERY	0
1239 #define	PDB_STATE_WDISC_ACK	1
1240 #define	PDB_STATE_PLOGI		2
1241 #define	PDB_STATE_PLOGI_ACK	3
1242 #define	PDB_STATE_PRLI		4
1243 #define	PDB_STATE_PRLI_ACK	5
1244 #define	PDB_STATE_LOGGED_IN	6
1245 #define	PDB_STATE_PORT_UNAVAIL	7
1246 #define	PDB_STATE_PRLO		8
1247 #define	PDB_STATE_PRLO_ACK	9
1248 #define	PDB_STATE_PLOGO		10
1249 #define	PDB_STATE_PLOG_ACK	11
1250 
1251 #define		SVC3_TGT_ROLE		0x10
1252 #define 	SVC3_INI_ROLE		0x20
1253 #define			SVC3_ROLE_MASK	0x30
1254 #define			SVC3_ROLE_SHIFT	4
1255 
1256 #define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1257 #define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1258 
1259 /*
1260  * Port Data Base Element- 24XX cards
1261  */
1262 typedef struct {
1263 	uint16_t	pdb_flags;
1264 	uint8_t		pdb_curstate;
1265 	uint8_t		pdb_laststate;
1266 	uint8_t		pdb_hardaddr_bits[4];
1267 	uint8_t		pdb_portid_bits[4];
1268 #define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1269 	uint16_t	pdb_retry_timer;
1270 	uint16_t	pdb_handle;
1271 	uint16_t	pdb_rcv_dsize;
1272 	uint16_t	pdb_reserved0;
1273 	uint16_t	pdb_prli_svc0;
1274 	uint16_t	pdb_prli_svc3;
1275 	uint8_t		pdb_portname[8];
1276 	uint8_t		pdb_nodename[8];
1277 	uint8_t		pdb_reserved1[24];
1278 } isp_pdb_24xx_t;
1279 
1280 #define	PDB2400_TID_SUPPORTED	0x4000
1281 #define	PDB2400_FC_TAPE		0x0080
1282 #define	PDB2400_CLASS2_ACK0	0x0040
1283 #define	PDB2400_FCP_CONF	0x0020
1284 #define	PDB2400_CLASS2		0x0010
1285 #define	PDB2400_ADDR_VALID	0x0002
1286 
1287 #define	PDB2400_STATE_PLOGI_PEND	0x03
1288 #define	PDB2400_STATE_PLOGI_DONE	0x04
1289 #define	PDB2400_STATE_PRLI_PEND		0x05
1290 #define	PDB2400_STATE_LOGGED_IN		0x06
1291 #define	PDB2400_STATE_PORT_UNAVAIL	0x07
1292 #define	PDB2400_STATE_PRLO_PEND		0x09
1293 #define	PDB2400_STATE_LOGO_PEND		0x0B
1294 
1295 /*
1296  * Common elements from the above two structures that are actually useful to us.
1297  */
1298 typedef struct {
1299 	uint16_t	handle;
1300 	uint16_t	reserved;
1301 	uint32_t	s3_role	: 8,
1302 			portid	: 24;
1303 	uint8_t		portname[8];
1304 	uint8_t		nodename[8];
1305 } isp_pdb_t;
1306 
1307 /*
1308  * Port Database Changed Async Event information for 24XX cards
1309  */
1310 #define	PDB24XX_AE_OK		0x00
1311 #define	PDB24XX_AE_IMPL_LOGO_1	0x01
1312 #define	PDB24XX_AE_IMPL_LOGO_2	0x02
1313 #define	PDB24XX_AE_IMPL_LOGO_3	0x03
1314 #define	PDB24XX_AE_PLOGI_RCVD	0x04
1315 #define	PDB24XX_AE_PLOGI_RJT	0x05
1316 #define	PDB24XX_AE_PRLI_RCVD	0x06
1317 #define	PDB24XX_AE_PRLI_RJT	0x07
1318 #define	PDB24XX_AE_TPRLO	0x08
1319 #define	PDB24XX_AE_TPRLO_RJT	0x09
1320 #define	PDB24XX_AE_PRLO_RCVD	0x0a
1321 #define	PDB24XX_AE_LOGO_RCVD	0x0b
1322 #define	PDB24XX_AE_TOPO_CHG	0x0c
1323 #define	PDB24XX_AE_NPORT_CHG	0x0d
1324 #define	PDB24XX_AE_FLOGI_RJT	0x0e
1325 #define	PDB24XX_AE_BAD_FANN	0x0f
1326 #define	PDB24XX_AE_FLOGI_TIMO	0x10
1327 #define	PDB24XX_AE_ABX_LOGO	0x11
1328 #define	PDB24XX_AE_PLOGI_DONE	0x12
1329 #define	PDB24XX_AE_PRLI_DONJE	0x13
1330 #define	PDB24XX_AE_OPN_1	0x14
1331 #define	PDB24XX_AE_OPN_2	0x15
1332 #define	PDB24XX_AE_TXERR	0x16
1333 #define	PDB24XX_AE_FORCED_LOGO	0x17
1334 #define	PDB24XX_AE_DISC_TIMO	0x18
1335 
1336 /*
1337  * Genericized Port Login/Logout software structure
1338  */
1339 typedef struct {
1340 	uint16_t	handle;
1341 	uint16_t	channel;
1342 	uint32_t
1343 		flags	: 8,
1344 		portid	: 24;
1345 } isp_plcmd_t;
1346 /* the flags to use are those for PLOGX_FLG_* below */
1347 
1348 /*
1349  * ISP24XX- Login/Logout Port IOCB
1350  */
1351 typedef struct {
1352 	isphdr_t	plogx_header;
1353 	uint32_t	plogx_handle;
1354 	uint16_t	plogx_status;
1355 	uint16_t	plogx_nphdl;
1356 	uint16_t	plogx_flags;
1357 	uint16_t	plogx_vphdl;		/* low 8 bits */
1358 	uint16_t	plogx_portlo;		/* low 16 bits */
1359 	uint16_t	plogx_rspsz_porthi;
1360 	struct {
1361 		uint16_t	lo16;
1362 		uint16_t	hi16;
1363 	} plogx_ioparm[11];
1364 } isp_plogx_t;
1365 
1366 #define	PLOGX_STATUS_OK		0x00
1367 #define	PLOGX_STATUS_UNAVAIL	0x28
1368 #define	PLOGX_STATUS_LOGOUT	0x29
1369 #define	PLOGX_STATUS_IOCBERR	0x31
1370 
1371 #define	PLOGX_IOCBERR_NOLINK	0x01
1372 #define	PLOGX_IOCBERR_NOIOCB	0x02
1373 #define	PLOGX_IOCBERR_NOXGHG	0x03
1374 #define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1375 #define	PLOGX_IOCBERR_NOFABRIC	0x05
1376 #define	PLOGX_IOCBERR_NOTREADY	0x07
1377 #define	PLOGX_IOCBERR_NOLOGIN	0x08	/* further info in IOPARM 1 */
1378 #define	PLOGX_IOCBERR_NOPCB	0x0a
1379 #define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1380 #define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1381 #define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1382 #define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1383 #define	PLOGX_IOCBERR_NOHANDLE	0x1c
1384 #define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1385 
1386 #define	PLOGX_FLG_CMD_MASK	0xf
1387 #define	PLOGX_FLG_CMD_PLOGI	0
1388 #define	PLOGX_FLG_CMD_PRLI	1
1389 #define	PLOGX_FLG_CMD_PDISC	2
1390 #define	PLOGX_FLG_CMD_LOGO	8
1391 #define	PLOGX_FLG_CMD_PRLO	9
1392 #define	PLOGX_FLG_CMD_TPRLO	10
1393 
1394 #define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1395 #define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1396 #define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1397 #define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1398 #define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1399 #define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1400 #define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1401 
1402 #define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1403 #define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1404 
1405 /*
1406  * Report ID Acquisistion (24XX multi-id firmware)
1407  */
1408 typedef struct {
1409 	isphdr_t	ridacq_hdr;
1410 	uint32_t	ridacq_handle;
1411 	union {
1412 		struct {
1413 			uint8_t		ridacq_vp_acquired;
1414 			uint8_t		ridacq_vp_setup;
1415 			uint16_t	ridacq_reserved0;
1416 		} type0;	/* type 0 */
1417 		struct {
1418 			uint16_t	ridacq_vp_count;
1419 			uint8_t		ridacq_vp_index;
1420 			uint8_t		ridacq_vp_status;
1421 		} type1;	/* type 1 */
1422 	} un;
1423 	uint16_t	ridacq_vp_port_lo;
1424 	uint8_t		ridacq_vp_port_hi;
1425 	uint8_t		ridacq_format;		/* 0 or 1 */
1426 	uint16_t	ridacq_map[8];
1427 	uint8_t		ridacq_reserved1[32];
1428 } isp_ridacq_t;
1429 
1430 #define	RIDACQ_STS_COMPLETE	0
1431 #define	RIDACQ_STS_UNACQUIRED	1
1432 #define	RIDACQ_STS_CHANGED	20
1433 
1434 
1435 /*
1436  * Simple Name Server Data Structures
1437  */
1438 #define	SNS_GA_NXT	0x100
1439 #define	SNS_GPN_ID	0x112
1440 #define	SNS_GNN_ID	0x113
1441 #define	SNS_GFF_ID	0x11F
1442 #define	SNS_GID_FT	0x171
1443 #define	SNS_RFT_ID	0x217
1444 typedef struct {
1445 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1446 	uint16_t	snscb_reserved0;
1447 	uint16_t	snscb_addr[4];	/* response buffer address */
1448 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1449 	uint16_t	snscb_reserved1;
1450 	uint16_t	snscb_data[1];	/* variable data */
1451 } sns_screq_t;	/* Subcommand Request Structure */
1452 
1453 typedef struct {
1454 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1455 	uint16_t	snscb_reserved0;
1456 	uint16_t	snscb_addr[4];	/* response buffer address */
1457 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1458 	uint16_t	snscb_reserved1;
1459 	uint16_t	snscb_cmd;
1460 	uint16_t	snscb_reserved2;
1461 	uint32_t	snscb_reserved3;
1462 	uint32_t	snscb_port;
1463 } sns_ga_nxt_req_t;
1464 #define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1465 
1466 typedef struct {
1467 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1468 	uint16_t	snscb_reserved0;
1469 	uint16_t	snscb_addr[4];	/* response buffer address */
1470 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1471 	uint16_t	snscb_reserved1;
1472 	uint16_t	snscb_cmd;
1473 	uint16_t	snscb_reserved2;
1474 	uint32_t	snscb_reserved3;
1475 	uint32_t	snscb_portid;
1476 } sns_gxn_id_req_t;
1477 #define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1478 
1479 typedef struct {
1480 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1481 	uint16_t	snscb_reserved0;
1482 	uint16_t	snscb_addr[4];	/* response buffer address */
1483 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1484 	uint16_t	snscb_reserved1;
1485 	uint16_t	snscb_cmd;
1486 	uint16_t	snscb_mword_div_2;
1487 	uint32_t	snscb_reserved3;
1488 	uint32_t	snscb_fc4_type;
1489 } sns_gid_ft_req_t;
1490 #define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1491 
1492 typedef struct {
1493 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1494 	uint16_t	snscb_reserved0;
1495 	uint16_t	snscb_addr[4];	/* response buffer address */
1496 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1497 	uint16_t	snscb_reserved1;
1498 	uint16_t	snscb_cmd;
1499 	uint16_t	snscb_reserved2;
1500 	uint32_t	snscb_reserved3;
1501 	uint32_t	snscb_port;
1502 	uint32_t	snscb_fc4_types[8];
1503 } sns_rft_id_req_t;
1504 #define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1505 
1506 typedef struct {
1507 	ct_hdr_t	snscb_cthdr;
1508 	uint8_t		snscb_port_type;
1509 	uint8_t		snscb_port_id[3];
1510 	uint8_t		snscb_portname[8];
1511 	uint16_t	snscb_data[1];	/* variable data */
1512 } sns_scrsp_t;	/* Subcommand Response Structure */
1513 
1514 typedef struct {
1515 	ct_hdr_t	snscb_cthdr;
1516 	uint8_t		snscb_port_type;
1517 	uint8_t		snscb_port_id[3];
1518 	uint8_t		snscb_portname[8];
1519 	uint8_t		snscb_pnlen;		/* symbolic port name length */
1520 	uint8_t		snscb_pname[255];	/* symbolic port name */
1521 	uint8_t		snscb_nodename[8];
1522 	uint8_t		snscb_nnlen;		/* symbolic node name length */
1523 	uint8_t		snscb_nname[255];	/* symbolic node name */
1524 	uint8_t		snscb_ipassoc[8];
1525 	uint8_t		snscb_ipaddr[16];
1526 	uint8_t		snscb_svc_class[4];
1527 	uint8_t		snscb_fc4_types[32];
1528 	uint8_t		snscb_fpname[8];
1529 	uint8_t		snscb_reserved;
1530 	uint8_t		snscb_hardaddr[3];
1531 } sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1532 #define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1533 
1534 typedef struct {
1535 	ct_hdr_t	snscb_cthdr;
1536 	uint8_t		snscb_wwn[8];
1537 } sns_gxn_id_rsp_t;
1538 #define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1539 
1540 typedef struct {
1541 	ct_hdr_t	snscb_cthdr;
1542 	uint32_t	snscb_fc4_features[32];
1543 } sns_gff_id_rsp_t;
1544 #define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1545 
1546 typedef struct {
1547 	ct_hdr_t	snscb_cthdr;
1548 	struct {
1549 		uint8_t		control;
1550 		uint8_t		portid[3];
1551 	} snscb_ports[1];
1552 } sns_gid_ft_rsp_t;
1553 #define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1554 #define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1555 
1556 /*
1557  * Other Misc Structures
1558  */
1559 
1560 /* ELS Pass Through */
1561 typedef struct {
1562 	isphdr_t	els_hdr;
1563 	uint32_t	els_handle;
1564 	uint16_t	els_status;
1565 	uint16_t	els_nphdl;
1566 	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1567 	uint8_t		els_vphdl;
1568 	uint8_t		els_sof;
1569 	uint32_t	els_rxid;
1570 	uint16_t	els_recv_dsd_count;	/* outgoing only */
1571 	uint8_t		els_opcode;
1572 	uint8_t		els_reserved1;
1573 	uint8_t		els_did_lo;
1574 	uint8_t		els_did_mid;
1575 	uint8_t		els_did_hi;
1576 	uint8_t		els_reserved2;
1577 	uint16_t	els_reserved3;
1578 	uint16_t	els_ctl_flags;
1579 	union {
1580 		struct {
1581 			uint32_t	_els_bytecnt;
1582 			uint32_t	_els_subcode1;
1583 			uint32_t	_els_subcode2;
1584 			uint8_t		_els_reserved4[20];
1585 		} in;
1586 		struct {
1587 			uint32_t	_els_recv_bytecnt;
1588 			uint32_t	_els_xmit_bytecnt;
1589 			uint32_t	_els_xmit_dsd_length;
1590 			uint16_t	_els_xmit_dsd_a1500;
1591 			uint16_t	_els_xmit_dsd_a3116;
1592 			uint16_t	_els_xmit_dsd_a4732;
1593 			uint16_t	_els_xmit_dsd_a6348;
1594 			uint32_t	_els_recv_dsd_length;
1595 			uint16_t	_els_recv_dsd_a1500;
1596 			uint16_t	_els_recv_dsd_a3116;
1597 			uint16_t	_els_recv_dsd_a4732;
1598 			uint16_t	_els_recv_dsd_a6348;
1599 		} out;
1600 	} inout;
1601 #define	els_bytecnt		inout.in._els_bytecnt
1602 #define	els_subcode1		inout.in._els_subcode1
1603 #define	els_subcode2		inout.in._els_subcode2
1604 #define	els_reserved4		inout.in._els_reserved4
1605 #define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1606 #define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1607 #define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1608 #define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1609 #define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1610 #define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1611 #define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1612 #define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1613 #define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1614 #define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1615 #define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1616 #define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1617 } els_t;
1618 
1619 /*
1620  * A handy package structure for running FC-SCSI commands internally
1621  */
1622 typedef struct {
1623 	uint16_t	handle;
1624 	uint16_t	lun;
1625 	uint32_t
1626 		channel : 8,
1627 		portid	: 24;
1628 	uint32_t	timeout;
1629 	union {
1630 		struct {
1631 			uint32_t data_length;
1632 			uint32_t
1633 				no_wait : 1,
1634 				do_read : 1;
1635 			uint8_t cdb[16];
1636 			void *data_ptr;
1637 		} beg;
1638 		struct {
1639 			uint32_t data_residual;
1640 			uint8_t status;
1641 			uint8_t pad;
1642 			uint16_t sense_length;
1643 			uint8_t sense_data[32];
1644 		} end;
1645 	} fcd;
1646 } isp_xcmd_t;
1647 
1648 /*
1649  * Target Mode related definitions
1650  */
1651 #define	QLTM_SENSELEN	18	/* non-FC cards only */
1652 #define QLTM_SVALID	0x80
1653 
1654 /*
1655  * Structure for Enable Lun and Modify Lun queue entries
1656  */
1657 typedef struct {
1658 	isphdr_t	le_header;
1659 	uint32_t	le_reserved;
1660 	uint8_t		le_lun;
1661 	uint8_t		le_rsvd;
1662 	uint8_t		le_ops;		/* Modify LUN only */
1663 	uint8_t		le_tgt;		/* Not for FC */
1664 	uint32_t	le_flags;	/* Not for FC */
1665 	uint8_t		le_status;
1666 	uint8_t		le_reserved2;
1667 	uint8_t		le_cmd_count;
1668 	uint8_t		le_in_count;
1669 	uint8_t		le_cdb6len;	/* Not for FC */
1670 	uint8_t		le_cdb7len;	/* Not for FC */
1671 	uint16_t	le_timeout;
1672 	uint16_t	le_reserved3[20];
1673 } lun_entry_t;
1674 
1675 /*
1676  * le_flags values
1677  */
1678 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1679 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1680 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1681 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1682 
1683 /*
1684  * le_ops values
1685  */
1686 #define LUN_CCINCR	0x01	/* increment command count */
1687 #define LUN_CCDECR	0x02	/* decrement command count */
1688 #define LUN_ININCR	0x40	/* increment immed. notify count */
1689 #define LUN_INDECR	0x80	/* decrement immed. notify count */
1690 
1691 /*
1692  * le_status values
1693  */
1694 #define	LUN_OK		0x01	/* we be rockin' */
1695 #define LUN_ERR		0x04	/* request completed with error */
1696 #define LUN_INVAL	0x06	/* invalid request */
1697 #define LUN_NOCAP	0x16	/* can't provide requested capability */
1698 #define LUN_ENABLED	0x3E	/* LUN already enabled */
1699 
1700 /*
1701  * Immediate Notify Entry structure
1702  */
1703 #define IN_MSGLEN	8	/* 8 bytes */
1704 #define IN_RSVDLEN	8	/* 8 words */
1705 typedef struct {
1706 	isphdr_t	in_header;
1707 	uint32_t	in_reserved;
1708 	uint8_t		in_lun;		/* lun */
1709 	uint8_t		in_iid;		/* initiator */
1710 	uint8_t		in_reserved2;
1711 	uint8_t		in_tgt;		/* target */
1712 	uint32_t	in_flags;
1713 	uint8_t		in_status;
1714 	uint8_t		in_rsvd2;
1715 	uint8_t		in_tag_val;	/* tag value */
1716 	uint8_t		in_tag_type;	/* tag type */
1717 	uint16_t	in_seqid;	/* sequence id */
1718 	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1719 	uint16_t	in_reserved3[IN_RSVDLEN];
1720 	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1721 } in_entry_t;
1722 
1723 typedef struct {
1724 	isphdr_t	in_header;
1725 	uint32_t	in_reserved;
1726 	uint8_t		in_lun;		/* lun */
1727 	uint8_t		in_iid;		/* initiator */
1728 	uint16_t	in_scclun;
1729 	uint32_t	in_reserved2;
1730 	uint16_t	in_status;
1731 	uint16_t	in_task_flags;
1732 	uint16_t	in_seqid;	/* sequence id */
1733 } in_fcentry_t;
1734 
1735 typedef struct {
1736 	isphdr_t	in_header;
1737 	uint32_t	in_reserved;
1738 	uint16_t	in_iid;		/* initiator */
1739 	uint16_t	in_scclun;
1740 	uint32_t	in_reserved2;
1741 	uint16_t	in_status;
1742 	uint16_t	in_task_flags;
1743 	uint16_t	in_seqid;	/* sequence id */
1744 } in_fcentry_e_t;
1745 
1746 /*
1747  * Values for the in_status field
1748  */
1749 #define	IN_REJECT	0x0D	/* Message Reject message received */
1750 #define IN_RESET	0x0E	/* Bus Reset occurred */
1751 #define IN_NO_RCAP	0x16	/* requested capability not available */
1752 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1753 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1754 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1755 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1756 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1757 #define	IN_PORT_CHANGED	0x2A	/* port changed */
1758 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1759 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1760 
1761 /*
1762  * Values for the in_task_flags field- should only get one at a time!
1763  */
1764 #define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1765 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1766 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
1767 #define	TASK_FLAGS_LUN_RESET		(1<<12)
1768 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1769 #define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1770 
1771 /*
1772  * ISP24XX Immediate Notify
1773  */
1774 typedef struct {
1775 	isphdr_t	in_header;
1776 	uint32_t	in_reserved;
1777 	uint16_t	in_nphdl;
1778 	uint16_t	in_reserved1;
1779 	uint16_t	in_flags;
1780 	uint16_t	in_srr_rxid;
1781 	uint16_t	in_status;
1782 	uint8_t		in_status_subcode;
1783 	uint8_t		in_reserved2;
1784 	uint32_t	in_rxid;
1785 	uint16_t	in_srr_reloff_lo;
1786 	uint16_t	in_srr_reloff_hi;
1787 	uint16_t	in_srr_iu;
1788 	uint16_t	in_srr_oxid;
1789 	/*
1790 	 * If bit 2 is set in in_flags, the following
1791 	 * two tags are valid. If the received ELS is
1792 	 * a LOGO, then these tags contain the N Port ID
1793 	 * from the LOGO payload. If the received ELS
1794 	 * request is TPRLO, these tags contain the
1795 	 * Third Party Originator N Port ID.
1796 	 */
1797 	uint16_t	in_nport_id_hi;
1798 	uint8_t		in_nport_id_lo;
1799 	uint8_t		in_reserved3;
1800 	/*
1801 	 * If bit 2 is set in in_flags, the following
1802 	 * tag is valid. If the received ELS is a LOGO,
1803 	 * then this tag contains the n-port handle
1804 	 * from the LOGO payload. If the received ELS
1805 	 * request is TPRLO, this tag contain the
1806 	 * n-port handle for the Third Party Originator.
1807 	 */
1808 	uint16_t	in_np_handle;
1809 	uint8_t		in_reserved4[12];
1810 	uint8_t		in_reserved5;
1811 	uint8_t		in_vpidx;
1812 	uint32_t	in_reserved6;
1813 	uint16_t	in_portid_lo;
1814 	uint8_t		in_portid_hi;
1815 	uint8_t		in_reserved7;
1816 	uint16_t	in_reserved8;
1817 	uint16_t	in_oxid;
1818 } in_fcentry_24xx_t;
1819 
1820 #define	IN24XX_FLAG_PUREX_IOCB		0x1
1821 #define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1822 #define	IN24XX_FLAG_NPHDL_VALID		0x4
1823 
1824 #define	IN24XX_LIP_RESET	0x0E
1825 #define	IN24XX_LINK_RESET	0x0F
1826 #define	IN24XX_PORT_LOGOUT	0x29
1827 #define	IN24XX_PORT_CHANGED	0x2A
1828 #define	IN24XX_LINK_FAILED	0x2E
1829 #define	IN24XX_SRR_RCVD		0x45
1830 #define	IN24XX_ELS_RCVD		0x46	/*
1831 					 * login-affectin ELS received- check
1832 					 * subcode for specific opcode
1833 					 */
1834 
1835 /*
1836  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1837  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1838  * Big Endian format.
1839  */
1840 #define	IN24XX_PLOGI_WWNN_OFF	0x20
1841 #define	IN24XX_PLOGI_WWPN_OFF	0x28
1842 
1843 /*
1844  * For f/w > 4.0.25, this offset in the Immediate Notify contain
1845  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1846  */
1847 #define	IN24XX_LOGO_WWPN_OFF	0x28
1848 
1849 /*
1850  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1851  */
1852 #define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1853 #define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1854 #define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1855 #define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1856 #define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1857 #define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1858 #define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1859 #define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1860 #define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1861 #define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1862 
1863 /*
1864  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1865  */
1866 #define	IN24XX_PORT_CHANGED_BADFAN	0x00
1867 #define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1868 #define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1869 #define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1870 #define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1871 #define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1872 
1873 /*
1874  * Notify Acknowledge Entry structure
1875  */
1876 #define NA_RSVDLEN	22
1877 typedef struct {
1878 	isphdr_t	na_header;
1879 	uint32_t	na_reserved;
1880 	uint8_t		na_lun;		/* lun */
1881 	uint8_t		na_iid;		/* initiator */
1882 	uint8_t		na_reserved2;
1883 	uint8_t		na_tgt;		/* target */
1884 	uint32_t	na_flags;
1885 	uint8_t		na_status;
1886 	uint8_t		na_event;
1887 	uint16_t	na_seqid;	/* sequence id */
1888 	uint16_t	na_reserved3[NA_RSVDLEN];
1889 } na_entry_t;
1890 
1891 /*
1892  * Value for the na_event field
1893  */
1894 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
1895 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1896 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1897 
1898 #define	NA2_RSVDLEN	21
1899 typedef struct {
1900 	isphdr_t	na_header;
1901 	uint32_t	na_reserved;
1902 	uint8_t		na_reserved1;
1903 	uint8_t		na_iid;		/* initiator loop id */
1904 	uint16_t	na_response;
1905 	uint16_t	na_flags;
1906 	uint16_t	na_reserved2;
1907 	uint16_t	na_status;
1908 	uint16_t	na_task_flags;
1909 	uint16_t	na_seqid;	/* sequence id */
1910 	uint16_t	na_reserved3[NA2_RSVDLEN];
1911 } na_fcentry_t;
1912 
1913 typedef struct {
1914 	isphdr_t	na_header;
1915 	uint32_t	na_reserved;
1916 	uint16_t	na_iid;		/* initiator loop id */
1917 	uint16_t	na_response;	/* response code */
1918 	uint16_t	na_flags;
1919 	uint16_t	na_reserved2;
1920 	uint16_t	na_status;
1921 	uint16_t	na_task_flags;
1922 	uint16_t	na_seqid;	/* sequence id */
1923 	uint16_t	na_reserved3[NA2_RSVDLEN];
1924 } na_fcentry_e_t;
1925 
1926 #define	NAFC_RCOUNT	0x80	/* increment resource count */
1927 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1928 #define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1929 
1930 /*
1931  * ISP24XX Notify Acknowledge
1932  */
1933 
1934 typedef struct {
1935 	isphdr_t	na_header;
1936 	uint32_t	na_handle;
1937 	uint16_t	na_nphdl;
1938 	uint16_t	na_reserved1;
1939 	uint16_t	na_flags;
1940 	uint16_t	na_srr_rxid;
1941 	uint16_t	na_status;
1942 	uint8_t		na_status_subcode;
1943 	uint8_t		na_reserved2;
1944 	uint32_t	na_rxid;
1945 	uint16_t	na_srr_reloff_lo;
1946 	uint16_t	na_srr_reloff_hi;
1947 	uint16_t	na_srr_iu;
1948 	uint16_t	na_srr_flags;
1949 	uint8_t		na_reserved3[18];
1950 	uint8_t		na_reserved4;
1951 	uint8_t		na_vpidx;
1952 	uint8_t		na_srr_reject_vunique;
1953 	uint8_t		na_srr_reject_explanation;
1954 	uint8_t		na_srr_reject_code;
1955 	uint8_t		na_reserved5;
1956 	uint8_t		na_reserved6[6];
1957 	uint16_t	na_oxid;
1958 } na_fcentry_24xx_t;
1959 
1960 /*
1961  * Accept Target I/O Entry structure
1962  */
1963 #define ATIO_CDBLEN	26
1964 
1965 typedef struct {
1966 	isphdr_t	at_header;
1967 	uint16_t	at_reserved;
1968 	uint16_t	at_handle;
1969 	uint8_t		at_lun;		/* lun */
1970 	uint8_t		at_iid;		/* initiator */
1971 	uint8_t		at_cdblen; 	/* cdb length */
1972 	uint8_t		at_tgt;		/* target */
1973 	uint32_t	at_flags;
1974 	uint8_t		at_status;	/* firmware status */
1975 	uint8_t		at_scsi_status;	/* scsi status */
1976 	uint8_t		at_tag_val;	/* tag value */
1977 	uint8_t		at_tag_type;	/* tag type */
1978 	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
1979 	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
1980 } at_entry_t;
1981 
1982 /*
1983  * at_flags values
1984  */
1985 #define AT_NODISC	0x00008000	/* disconnect disabled */
1986 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
1987 
1988 /*
1989  * at_status values
1990  */
1991 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
1992 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
1993 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
1994 #define AT_NOCAP	0x16	/* Requested capability not available */
1995 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
1996 #define AT_CDB		0x3D	/* CDB received */
1997 /*
1998  * Macros to create and fetch and test concatenated handle and tag value macros
1999  * (SPI only)
2000  */
2001 #define	AT_MAKE_TAGID(tid, aep)						\
2002 	tid = aep->at_handle;						\
2003 	if (aep->at_flags & AT_TQAE) {					\
2004 		tid |= (aep->at_tag_val << 16);				\
2005 		tid |= (1 << 24);					\
2006 	}
2007 
2008 #define	CT_MAKE_TAGID(tid, ct)						\
2009 	tid = ct->ct_fwhandle;						\
2010 	if (ct->ct_flags & CT_TQAE) {					\
2011 		tid |= (ct->ct_tag_val << 16);				\
2012 		tid |= (1 << 24);					\
2013 	}
2014 
2015 #define	AT_HAS_TAG(val)		((val) & (1 << 24))
2016 #define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2017 #define	AT_GET_HANDLE(val)	((val) & 0xffff)
2018 
2019 #define	IN_MAKE_TAGID(tid, inp)						\
2020 	tid = inp->in_seqid;						\
2021 	tid |= (inp->in_tag_val << 16);					\
2022 	tid |= (1 << 24)
2023 
2024 /*
2025  * Accept Target I/O Entry structure, Type 2
2026  */
2027 #define ATIO2_CDBLEN	16
2028 
2029 typedef struct {
2030 	isphdr_t	at_header;
2031 	uint32_t	at_reserved;
2032 	uint8_t		at_lun;		/* lun or reserved */
2033 	uint8_t		at_iid;		/* initiator */
2034 	uint16_t	at_rxid; 	/* response ID */
2035 	uint16_t	at_flags;
2036 	uint16_t	at_status;	/* firmware status */
2037 	uint8_t		at_crn;		/* command reference number */
2038 	uint8_t		at_taskcodes;
2039 	uint8_t		at_taskflags;
2040 	uint8_t		at_execodes;
2041 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2042 	uint32_t	at_datalen;		/* allocated data len */
2043 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2044 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2045 	uint16_t	at_reserved2[6];
2046 	uint16_t	at_oxid;
2047 } at2_entry_t;
2048 
2049 typedef struct {
2050 	isphdr_t	at_header;
2051 	uint32_t	at_reserved;
2052 	uint16_t	at_iid;		/* initiator */
2053 	uint16_t	at_rxid; 	/* response ID */
2054 	uint16_t	at_flags;
2055 	uint16_t	at_status;	/* firmware status */
2056 	uint8_t		at_crn;		/* command reference number */
2057 	uint8_t		at_taskcodes;
2058 	uint8_t		at_taskflags;
2059 	uint8_t		at_execodes;
2060 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2061 	uint32_t	at_datalen;		/* allocated data len */
2062 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2063 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2064 	uint16_t	at_reserved2[6];
2065 	uint16_t	at_oxid;
2066 } at2e_entry_t;
2067 
2068 #define	ATIO2_WWPN_OFFSET	0x2A
2069 #define	ATIO2_OXID_OFFSET	0x3E
2070 
2071 #define	ATIO2_TC_ATTR_MASK	0x7
2072 #define	ATIO2_TC_ATTR_SIMPLEQ	0
2073 #define	ATIO2_TC_ATTR_HEADOFQ	1
2074 #define	ATIO2_TC_ATTR_ORDERED	2
2075 #define	ATIO2_TC_ATTR_ACAQ	4
2076 #define	ATIO2_TC_ATTR_UNTAGGED	5
2077 
2078 #define	ATIO2_EX_WRITE		0x1
2079 #define	ATIO2_EX_READ		0x2
2080 /*
2081  * Macros to create and fetch and test concatenated handle and tag value macros
2082  */
2083 #define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2084 	tid = aep->at_rxid;						\
2085 	tid |= (((uint64_t)inst) << 32);				\
2086 	tid |= (((uint64_t)bus) << 48)
2087 
2088 #define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2089 	tid = ct->ct_rxid;						\
2090 	tid |= (((uint64_t)inst) << 32);				\
2091 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2092 
2093 #define	AT2_HAS_TAG(val)	1
2094 #define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2095 #define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2096 #define	AT2_GET_HANDLE		AT2_GET_TAG
2097 #define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2098 
2099 #define	FC_HAS_TAG	AT2_HAS_TAG
2100 #define	FC_GET_TAG	AT2_GET_TAG
2101 #define	FC_GET_INST	AT2_GET_INST
2102 #define	FC_GET_HANDLE	AT2_GET_HANDLE
2103 
2104 #define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2105 	tid = seqid;							\
2106 	tid |= (((uint64_t)inst) << 32);				\
2107 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2108 
2109 #define	FC_TAG_INSERT_INST(tid, inst)					\
2110 	tid &= ~0x0000ffff00000000ull;					\
2111 	tid |= (((uint64_t)inst) << 32)
2112 
2113 /*
2114  * 24XX ATIO Definition
2115  *
2116  * This is *quite* different from other entry types.
2117  * First of all, it has its own queue it comes in on.
2118  *
2119  * Secondly, it doesn't have a normal header.
2120  *
2121  * Thirdly, it's just a passthru of the FCP CMND IU
2122  * which is recorded in big endian mode.
2123  */
2124 typedef struct {
2125 	uint8_t		at_type;
2126 	uint8_t		at_count;
2127 	/*
2128 	 * Task attribute in high four bits,
2129 	 * the rest is the FCP CMND IU Length.
2130 	 * NB: the command can extend past the
2131 	 * length for a single queue entry.
2132 	 */
2133 	uint16_t	at_ta_len;
2134 	uint32_t	at_rxid;
2135 	fc_hdr_t	at_hdr;
2136 	fcp_cmnd_iu_t	at_cmnd;
2137 } at7_entry_t;
2138 #define	AT7_NORESRC_RXID	0xffffffff
2139 
2140 
2141 /*
2142  * Continue Target I/O Entry structure
2143  * Request from driver. The response from the
2144  * ISP firmware is the same except that the last 18
2145  * bytes are overwritten by suggested sense data if
2146  * the 'autosense valid' bit is set in the status byte.
2147  */
2148 typedef struct {
2149 	isphdr_t	ct_header;
2150 	uint16_t	ct_syshandle;
2151 	uint16_t	ct_fwhandle;	/* required by f/w */
2152 	uint8_t		ct_lun;	/* lun */
2153 	uint8_t		ct_iid;	/* initiator id */
2154 	uint8_t		ct_reserved2;
2155 	uint8_t		ct_tgt;	/* our target id */
2156 	uint32_t	ct_flags;
2157 	uint8_t 	ct_status;	/* isp status */
2158 	uint8_t 	ct_scsi_status;	/* scsi status */
2159 	uint8_t 	ct_tag_val;	/* tag value */
2160 	uint8_t 	ct_tag_type;	/* tag type */
2161 	uint32_t	ct_xfrlen;	/* transfer length */
2162 	int32_t		ct_resid;	/* residual length */
2163 	uint16_t	ct_timeout;
2164 	uint16_t	ct_seg_count;
2165 	ispds_t		ct_dataseg[ISP_RQDSEG];
2166 } ct_entry_t;
2167 
2168 /*
2169  * For some of the dual port SCSI adapters, port (bus #) is reported
2170  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2171  *
2172  * Note that this does not apply to FC adapters at all which can and
2173  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2174  * that have logged in across a SCSI fabric.
2175  */
2176 #define	GET_IID_VAL(x)		(x & 0x3f)
2177 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2178 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2179 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2180 
2181 /*
2182  * ct_flags values
2183  */
2184 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2185 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
2186 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
2187 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2188 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2189 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2190 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2191 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2192 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2193 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2194 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2195 
2196 /*
2197  * ct_status values
2198  * - set by the firmware when it returns the CTIO
2199  */
2200 #define CT_OK		0x01	/* completed without error */
2201 #define CT_ABORTED	0x02	/* aborted by host */
2202 #define CT_ERR		0x04	/* see sense data for error */
2203 #define CT_INVAL	0x06	/* request for disabled lun */
2204 #define CT_NOPATH	0x07	/* invalid ITL nexus */
2205 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2206 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2207 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2208 #define CT_TIMEOUT	0x0B	/* timed out */
2209 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2210 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2211 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2212 #define	CT_PANIC	0x13	/* Unrecoverable Error */
2213 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2214 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2215 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2216 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2217 #define	CT_PORTUNAVAIL	0x28	/* port not available */
2218 #define	CT_LOGOUT	0x29	/* port logout */
2219 #define	CT_PORTCHANGED	0x2A	/* port changed */
2220 #define	CT_IDE		0x33	/* Initiator Detected Error */
2221 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2222 #define	CT_SRR		0x45	/* SRR Received */
2223 #define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2224 
2225 #define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2226 
2227 /*
2228  * When the firmware returns a CTIO entry, it may overwrite the last
2229  * part of the structure with sense data. This starts at offset 0x2E
2230  * into the entry, which is in the middle of ct_dataseg[1]. Rather
2231  * than define a new struct for this, I'm just using the sense data
2232  * offset.
2233  */
2234 #define CTIO_SENSE_OFFSET	0x2E
2235 
2236 /*
2237  * Entry length in u_longs. All entries are the same size so
2238  * any one will do as the numerator.
2239  */
2240 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2241 
2242 /*
2243  * QLA2100 CTIO (type 2) entry
2244  */
2245 #define	MAXRESPLEN	26
2246 typedef struct {
2247 	isphdr_t	ct_header;
2248 	uint32_t	ct_syshandle;
2249 	uint8_t		ct_lun;		/* lun */
2250 	uint8_t		ct_iid;		/* initiator id */
2251 	uint16_t	ct_rxid;	/* response ID */
2252 	uint16_t	ct_flags;
2253 	uint16_t 	ct_status;	/* isp status */
2254 	uint16_t	ct_timeout;
2255 	uint16_t	ct_seg_count;
2256 	uint32_t	ct_reloff;	/* relative offset */
2257 	int32_t		ct_resid;	/* residual length */
2258 	union {
2259 		/*
2260 		 * The three different modes that the target driver
2261 		 * can set the CTIO{2,3,4} up as.
2262 		 *
2263 		 * The first is for sending FCP_DATA_IUs as well as
2264 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2265 		 *
2266 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2267 		 * Note that no FCP_DATA_IUs will be sent.
2268 		 *
2269 		 * The third is for sending FCP_RSP_IUs as built specifically
2270 		 * in system memory as located by the isp_dataseg.
2271 		 */
2272 		struct {
2273 			uint32_t _reserved;
2274 			uint16_t _reserved2;
2275 			uint16_t ct_scsi_status;
2276 			uint32_t ct_xfrlen;
2277 			union {
2278 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2279 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2280 				ispdslist_t ct_dslist;
2281 			} u;
2282 		} m0;
2283 		struct {
2284 			uint16_t _reserved;
2285 			uint16_t _reserved2;
2286 			uint16_t ct_senselen;
2287 			uint16_t ct_scsi_status;
2288 			uint16_t ct_resplen;
2289 			uint8_t  ct_resp[MAXRESPLEN];
2290 		} m1;
2291 		struct {
2292 			uint32_t _reserved;
2293 			uint16_t _reserved2;
2294 			uint16_t _reserved3;
2295 			uint32_t ct_datalen;
2296 			ispds_t ct_fcp_rsp_iudata;
2297 		} m2;
2298 	} rsp;
2299 } ct2_entry_t;
2300 
2301 typedef struct {
2302 	isphdr_t	ct_header;
2303 	uint32_t	ct_syshandle;
2304 	uint16_t	ct_iid;		/* initiator id */
2305 	uint16_t	ct_rxid;	/* response ID */
2306 	uint16_t	ct_flags;
2307 	uint16_t 	ct_status;	/* isp status */
2308 	uint16_t	ct_timeout;
2309 	uint16_t	ct_seg_count;
2310 	uint32_t	ct_reloff;	/* relative offset */
2311 	int32_t		ct_resid;	/* residual length */
2312 	union {
2313 		struct {
2314 			uint32_t _reserved;
2315 			uint16_t _reserved2;
2316 			uint16_t ct_scsi_status;
2317 			uint32_t ct_xfrlen;
2318 			union {
2319 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2320 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2321 				ispdslist_t ct_dslist;
2322 			} u;
2323 		} m0;
2324 		struct {
2325 			uint16_t _reserved;
2326 			uint16_t _reserved2;
2327 			uint16_t ct_senselen;
2328 			uint16_t ct_scsi_status;
2329 			uint16_t ct_resplen;
2330 			uint8_t  ct_resp[MAXRESPLEN];
2331 		} m1;
2332 		struct {
2333 			uint32_t _reserved;
2334 			uint16_t _reserved2;
2335 			uint16_t _reserved3;
2336 			uint32_t ct_datalen;
2337 			ispds_t ct_fcp_rsp_iudata;
2338 		} m2;
2339 	} rsp;
2340 } ct2e_entry_t;
2341 
2342 /*
2343  * ct_flags values for CTIO2
2344  */
2345 #define	CT2_FLAG_MODE0	0x0000
2346 #define	CT2_FLAG_MODE1	0x0001
2347 #define	CT2_FLAG_MODE2	0x0002
2348 #define		CT2_FLAG_MMASK	0x0003
2349 #define CT2_DATA_IN	0x0040
2350 #define CT2_DATA_OUT	0x0080
2351 #define CT2_NO_DATA	0x00C0
2352 #define 	CT2_DATAMASK	0x00C0
2353 #define	CT2_CCINCR	0x0100
2354 #define	CT2_FASTPOST	0x0200
2355 #define	CT2_CONFIRM	0x2000
2356 #define	CT2_TERMINATE	0x4000
2357 #define CT2_SENDSTATUS	0x8000
2358 
2359 /*
2360  * ct_status values are (mostly) the same as that for ct_entry.
2361  */
2362 
2363 /*
2364  * ct_scsi_status values- the low 8 bits are the normal SCSI status
2365  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2366  * fields.
2367  */
2368 #define	CT2_RSPLEN_VALID	0x0100
2369 #define	CT2_SNSLEN_VALID	0x0200
2370 #define	CT2_DATA_OVER		0x0400
2371 #define	CT2_DATA_UNDER		0x0800
2372 
2373 /*
2374  * ISP24XX CTIO
2375  */
2376 #define	MAXRESPLEN_24XX	24
2377 typedef struct {
2378 	isphdr_t	ct_header;
2379 	uint32_t	ct_syshandle;
2380 	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2381 	uint16_t	ct_timeout;
2382 	uint16_t	ct_seg_count;
2383 	uint8_t		ct_vpidx;
2384 	uint8_t		ct_xflags;
2385 	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2386 	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2387 	uint8_t		ct_reserved;
2388 	uint32_t	ct_rxid;
2389 	uint16_t	ct_senselen;	/* mode 1 only */
2390 	uint16_t	ct_flags;
2391 	int32_t		ct_resid;	/* residual length */
2392 	uint16_t	ct_oxid;
2393 	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2394 	union {
2395 		struct {
2396 			uint32_t	reloff;
2397 			uint32_t	reserved0;
2398 			uint32_t	ct_xfrlen;
2399 			uint32_t	reserved1;
2400 			ispds64_t	ds;
2401 		} m0;
2402 		struct {
2403 			uint16_t ct_resplen;
2404 			uint16_t reserved;
2405 			uint8_t  ct_resp[MAXRESPLEN_24XX];
2406 		} m1;
2407 		struct {
2408 			uint32_t reserved0;
2409 			uint32_t ct_datalen;
2410 			uint32_t reserved1;
2411 			ispds64_t ct_fcp_rsp_iudata;
2412 		} m2;
2413 	} rsp;
2414 } ct7_entry_t;
2415 
2416 /*
2417  * ct_flags values for CTIO7
2418  */
2419 #define CT7_DATA_IN	0x0002
2420 #define CT7_DATA_OUT	0x0001
2421 #define CT7_NO_DATA	0x0000
2422 #define 	CT7_DATAMASK	0x003
2423 #define	CT7_DSD_ENABLE	0x0004
2424 #define	CT7_CONF_STSFD	0x0010
2425 #define	CT7_EXPLCT_CONF	0x0020
2426 #define	CT7_FLAG_MODE0	0x0000
2427 #define	CT7_FLAG_MODE1	0x0040
2428 #define	CT7_FLAG_MODE2	0x0080
2429 #define		CT7_FLAG_MMASK	0x00C0
2430 #define	CT7_NOACK	0x0100
2431 #define	CT7_TASK_ATTR_SHIFT	9
2432 #define	CT7_CONFIRM	0x2000
2433 #define	CT7_TERMINATE	0x4000
2434 #define CT7_SENDSTATUS	0x8000
2435 
2436 /*
2437  * Type 7 CTIO status codes
2438  */
2439 #define CT7_OK		0x01	/* completed without error */
2440 #define CT7_ABORTED	0x02	/* aborted by host */
2441 #define CT7_ERR		0x04	/* see sense data for error */
2442 #define CT7_INVAL	0x06	/* request for disabled lun */
2443 #define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2444 #define	CT7_DATA_OVER	0x09	/* Data Overrun */
2445 #define CT7_TIMEOUT	0x0B	/* timed out */
2446 #define CT7_RESET	0x0E	/* LIP Rset Received */
2447 #define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2448 #define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2449 #define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2450 #define	CT7_PORTUNAVAIL	0x28	/* port not available */
2451 #define	CT7_LOGOUT	0x29	/* port logout */
2452 #define	CT7_PORTCHANGED	0x2A	/* port changed */
2453 #define	CT7_SRR		0x45	/* SRR Received */
2454 
2455 /*
2456  * Other 24XX related target IOCBs
2457  */
2458 
2459 /*
2460  * ABTS Received
2461  */
2462 typedef struct {
2463 	isphdr_t	abts_header;
2464 	uint8_t		abts_reserved0[6];
2465 	uint16_t	abts_nphdl;
2466 	uint16_t	abts_reserved1;
2467 	uint16_t	abts_sof;
2468 	uint32_t	abts_rxid_abts;
2469 	uint16_t	abts_did_lo;
2470 	uint8_t		abts_did_hi;
2471 	uint8_t		abts_r_ctl;
2472 	uint16_t	abts_sid_lo;
2473 	uint8_t		abts_sid_hi;
2474 	uint8_t		abts_cs_ctl;
2475 	uint16_t	abts_fs_ctl;
2476 	uint8_t		abts_f_ctl;
2477 	uint8_t		abts_type;
2478 	uint16_t	abts_seq_cnt;
2479 	uint8_t		abts_df_ctl;
2480 	uint8_t		abts_seq_id;
2481 	uint16_t	abts_rx_id;
2482 	uint16_t	abts_ox_id;
2483 	uint32_t	abts_param;
2484 	uint8_t		abts_reserved2[16];
2485 	uint32_t	abts_rxid_task;
2486 } abts_t;
2487 
2488 typedef struct {
2489 	isphdr_t	abts_rsp_header;
2490 	uint32_t	abts_rsp_handle;
2491 	uint16_t	abts_rsp_status;
2492 	uint16_t	abts_rsp_nphdl;
2493 	uint16_t	abts_rsp_ctl_flags;
2494 	uint16_t	abts_rsp_sof;
2495 	uint32_t	abts_rsp_rxid_abts;
2496 	uint16_t	abts_rsp_did_lo;
2497 	uint8_t		abts_rsp_did_hi;
2498 	uint8_t		abts_rsp_r_ctl;
2499 	uint16_t	abts_rsp_sid_lo;
2500 	uint8_t		abts_rsp_sid_hi;
2501 	uint8_t		abts_rsp_cs_ctl;
2502 	uint16_t	abts_rsp_f_ctl_lo;
2503 	uint8_t		abts_rsp_f_ctl_hi;
2504 	uint8_t		abts_rsp_type;
2505 	uint16_t	abts_rsp_seq_cnt;
2506 	uint8_t		abts_rsp_df_ctl;
2507 	uint8_t		abts_rsp_seq_id;
2508 	uint16_t	abts_rsp_rx_id;
2509 	uint16_t	abts_rsp_ox_id;
2510 	uint32_t	abts_rsp_param;
2511 	union {
2512 		struct {
2513 			uint16_t reserved;
2514 			uint8_t	last_seq_id;
2515 			uint8_t seq_id_valid;
2516 			uint16_t aborted_rx_id;
2517 			uint16_t aborted_ox_id;
2518 			uint16_t high_seq_cnt;
2519 			uint16_t low_seq_cnt;
2520 			uint8_t reserved2[4];
2521 		} ba_acc;
2522 		struct {
2523 			uint8_t vendor_unique;
2524 			uint8_t	explanation;
2525 			uint8_t reason;
2526 			uint8_t reserved;
2527 			uint8_t reserved2[12];
2528 		} ba_rjt;
2529 		struct {
2530 			uint8_t reserved[8];
2531 			uint32_t subcode1;
2532 			uint32_t subcode2;
2533 		} rsp;
2534 		uint8_t reserved[16];
2535 	} abts_rsp_payload;
2536 	uint32_t	abts_rsp_rxid_task;
2537 } abts_rsp_t;
2538 
2539 /* terminate this ABTS exchange */
2540 #define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2541 
2542 #define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2543 #define	ISP24XX_ABTS_RSP_RESET		0x04
2544 #define	ISP24XX_ABTS_RSP_ABORTED	0x05
2545 #define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2546 #define	ISP24XX_ABTS_RSP_INVXID		0x08
2547 #define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2548 #define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2549 
2550 #define	ISP24XX_NO_TASK			0xffffffff
2551 
2552 /*
2553  * Miscellaneous
2554  *
2555  * These are the limits of the number of dma segments we
2556  * can deal with based not on the size of the segment counter
2557  * (which is 16 bits), but on the size of the number of
2558  * queue entries field (which is 8 bits). We assume no
2559  * segments in the first queue entry, so we can either
2560  * have 7 dma segments per continuation entry or 5
2561  * (for 64 bit dma).. multiplying out by 254....
2562  */
2563 #define	ISP_NSEG_MAX	1778
2564 #define	ISP_NSEG64_MAX	1270
2565 
2566 #endif	/* _ISPMBOX_H */
2567