xref: /freebsd/sys/dev/isp/ispmbox.h (revision 52baf267be42c3e14a9d843c24c953efae7195bd)
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_RIO32_1			0x8021
227 #define	ASYNC_RIO32_2			0x8022
228 #define	ASYNC_IP_XMIT_DONE		0x8022
229 #define	ASYNC_IP_RECV_DONE		0x8023
230 #define	ASYNC_IP_BROADCAST		0x8024
231 #define	ASYNC_IP_RCVQ_LOW		0x8025
232 #define	ASYNC_IP_RCVQ_EMPTY		0x8026
233 #define	ASYNC_IP_RECV_DONE_ALIGNED	0x8027
234 #define	ASYNC_PTPMODE			0x8030
235 #define	ASYNC_RIO16_1			0x8031
236 #define	ASYNC_RIO16_2			0x8032
237 #define	ASYNC_RIO16_3			0x8033
238 #define	ASYNC_RIO16_4			0x8034
239 #define	ASYNC_RIO16_5			0x8035
240 #define	ASYNC_CONNMODE			0x8036
241 #define		ISP_CONN_LOOP		1
242 #define		ISP_CONN_PTP		2
243 #define		ISP_CONN_BADLIP		3
244 #define		ISP_CONN_FATAL		4
245 #define		ISP_CONN_LOOPBACK	5
246 #define	ASYNC_RIOZIO_STALL		0x8040	/* there's a RIO/ZIO entry that hasn't been serviced */
247 #define	ASYNC_RIO32_2_2200		0x8042	/* same as ASYNC_RIO32_2, but for 2100/2200 */
248 #define	ASYNC_RCV_ERR			0x8048
249 
250 /*
251  * Firmware Options. There are a lot of them.
252  *
253  * IFCOPTN - ISP Fibre Channel Option Word N
254  */
255 #define	IFCOPT1_EQFQASYNC	(1 << 13)	/* enable QFULL notification */
256 #define	IFCOPT1_EAABSRCVD	(1 << 12)
257 #define	IFCOPT1_RJTASYNC	(1 << 11)	/* enable 8018 notification */
258 #define	IFCOPT1_ENAPURE		(1 << 10)
259 #define	IFCOPT1_ENA8017		(1 << 7)
260 #define	IFCOPT1_DISGPIO67	(1 << 6)
261 #define	IFCOPT1_LIPLOSSIMM	(1 << 5)
262 #define	IFCOPT1_DISF7SWTCH	(1 << 4)
263 #define	IFCOPT1_CTIO_RETRY	(1 << 3)
264 #define	IFCOPT1_LIPASYNC	(1 << 1)
265 #define	IFCOPT1_LIPF8		(1 << 0)
266 
267 #define	IFCOPT2_LOOPBACK	(1 << 1)
268 #define	IFCOPT2_ATIO3_ONLY	(1 << 0)
269 
270 #define	IFCOPT3_NOPRLI		(1 << 4)	/* disable automatic sending of PRLI on local loops */
271 #define	IFCOPT3_RNDASYNC	(1 << 1)
272 /*
273  * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
274  * mailbox command to enable this.
275  */
276 #define	ASYNC_QFULL_SENT		0x8049
277 
278 /*
279  * Needs to be enabled
280  */
281 #define	ASYNC_AUTO_PLOGI_RJT		0x8018
282 /*
283  * 24XX only
284  */
285 #define	ASYNC_RJT_SENT			0x8049
286 
287 /*
288  * All IOCB Queue entries are this size
289  */
290 #define	QENTRY_LEN			64
291 
292 /*
293  * Command Structure Definitions
294  */
295 
296 typedef struct {
297 	uint32_t	ds_base;
298 	uint32_t	ds_count;
299 } ispds_t;
300 
301 typedef struct {
302 	uint32_t	ds_base;
303 	uint32_t	ds_basehi;
304 	uint32_t	ds_count;
305 } ispds64_t;
306 
307 #define	DSTYPE_32BIT	0
308 #define	DSTYPE_64BIT	1
309 typedef struct {
310 	uint16_t	ds_type;	/* 0-> ispds_t, 1-> ispds64_t */
311 	uint32_t	ds_segment;	/* unused */
312 	uint32_t	ds_base;	/* 32 bit address of DSD list */
313 } ispdslist_t;
314 
315 
316 typedef struct {
317 	uint8_t		rqs_entry_type;
318 	uint8_t		rqs_entry_count;
319 	uint8_t		rqs_seqno;
320 	uint8_t		rqs_flags;
321 } isphdr_t;
322 
323 /* RQS Flag definitions */
324 #define	RQSFLAG_CONTINUATION	0x01
325 #define	RQSFLAG_FULL		0x02
326 #define	RQSFLAG_BADHEADER	0x04
327 #define	RQSFLAG_BADPACKET	0x08
328 #define	RQSFLAG_BADCOUNT	0x10
329 #define	RQSFLAG_BADORDER	0x20
330 #define	RQSFLAG_MASK		0x3f
331 
332 /* RQS entry_type definitions */
333 #define	RQSTYPE_REQUEST		0x01
334 #define	RQSTYPE_DATASEG		0x02
335 #define	RQSTYPE_RESPONSE	0x03
336 #define	RQSTYPE_MARKER		0x04
337 #define	RQSTYPE_CMDONLY		0x05
338 #define	RQSTYPE_ATIO		0x06	/* Target Mode */
339 #define	RQSTYPE_CTIO		0x07	/* Target Mode */
340 #define	RQSTYPE_SCAM		0x08
341 #define	RQSTYPE_A64		0x09
342 #define	RQSTYPE_A64_CONT	0x0a
343 #define	RQSTYPE_ENABLE_LUN	0x0b	/* Target Mode */
344 #define	RQSTYPE_MODIFY_LUN	0x0c	/* Target Mode */
345 #define	RQSTYPE_NOTIFY		0x0d	/* Target Mode */
346 #define	RQSTYPE_NOTIFY_ACK	0x0e	/* Target Mode */
347 #define	RQSTYPE_CTIO1		0x0f	/* Target Mode */
348 #define	RQSTYPE_STATUS_CONT	0x10
349 #define	RQSTYPE_T2RQS		0x11
350 #define	RQSTYPE_CTIO7		0x12
351 #define	RQSTYPE_IP_XMIT		0x13
352 #define	RQSTYPE_TSK_MGMT	0x14
353 #define	RQSTYPE_T4RQS		0x15
354 #define	RQSTYPE_ATIO2		0x16	/* Target Mode */
355 #define	RQSTYPE_CTIO2		0x17	/* Target Mode */
356 #define	RQSTYPE_T7RQS		0x18
357 #define	RQSTYPE_T3RQS		0x19
358 #define	RQSTYPE_IP_XMIT_64	0x1b
359 #define	RQSTYPE_CTIO4		0x1e	/* Target Mode */
360 #define	RQSTYPE_CTIO3		0x1f	/* Target Mode */
361 #define	RQSTYPE_RIO1		0x21
362 #define	RQSTYPE_RIO2		0x22
363 #define	RQSTYPE_IP_RECV		0x23
364 #define	RQSTYPE_IP_RECV_CONT	0x24
365 #define	RQSTYPE_CT_PASSTHRU	0x29
366 #define	RQSTYPE_MS_PASSTHRU	0x29
367 #define	RQSTYPE_VP_CTRL		0x30	/* 24XX only */
368 #define	RQSTYPE_VP_MODIFY	0x31	/* 24XX only */
369 #define	RQSTYPE_RPT_ID_ACQ	0x32	/* 24XX only */
370 #define	RQSTYPE_ABORT_IO	0x33
371 #define	RQSTYPE_T6RQS		0x48
372 #define	RQSTYPE_LOGIN		0x52
373 #define	RQSTYPE_ABTS_RCVD	0x54	/* 24XX only */
374 #define	RQSTYPE_ABTS_RSP	0x55	/* 24XX only */
375 
376 
377 #define	ISP_RQDSEG	4
378 typedef struct {
379 	isphdr_t	req_header;
380 	uint32_t	req_handle;
381 	uint8_t		req_lun_trn;
382 	uint8_t		req_target;
383 	uint16_t	req_cdblen;
384 	uint16_t	req_flags;
385 	uint16_t	req_reserved;
386 	uint16_t	req_time;
387 	uint16_t	req_seg_count;
388 	uint8_t		req_cdb[12];
389 	ispds_t		req_dataseg[ISP_RQDSEG];
390 } ispreq_t;
391 #define	ISP_RQDSEG_A64	2
392 
393 typedef struct {
394 	isphdr_t	mrk_header;
395 	uint32_t	mrk_handle;
396 	uint8_t		mrk_reserved0;
397 	uint8_t		mrk_target;
398 	uint16_t	mrk_modifier;
399 	uint16_t	mrk_flags;
400 	uint16_t	mrk_lun;
401 	uint8_t		mrk_reserved1[48];
402 } isp_marker_t;
403 
404 typedef struct {
405 	isphdr_t	mrk_header;
406 	uint32_t	mrk_handle;
407 	uint16_t	mrk_nphdl;
408 	uint8_t		mrk_modifier;
409 	uint8_t		mrk_reserved0;
410 	uint8_t		mrk_reserved1;
411 	uint8_t		mrk_vphdl;
412 	uint16_t	mrk_reserved2;
413 	uint8_t		mrk_lun[8];
414 	uint8_t		mrk_reserved3[40];
415 } isp_marker_24xx_t;
416 
417 
418 #define SYNC_DEVICE	0
419 #define SYNC_TARGET	1
420 #define SYNC_ALL	2
421 #define SYNC_LIP	3
422 
423 #define	ISP_RQDSEG_T2		3
424 typedef struct {
425 	isphdr_t	req_header;
426 	uint32_t	req_handle;
427 	uint8_t		req_lun_trn;
428 	uint8_t		req_target;
429 	uint16_t	req_scclun;
430 	uint16_t	req_flags;
431 	uint16_t	req_reserved;
432 	uint16_t	req_time;
433 	uint16_t	req_seg_count;
434 	uint8_t		req_cdb[16];
435 	uint32_t	req_totalcnt;
436 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
437 } ispreqt2_t;
438 
439 typedef struct {
440 	isphdr_t	req_header;
441 	uint32_t	req_handle;
442 	uint16_t	req_target;
443 	uint16_t	req_scclun;
444 	uint16_t	req_flags;
445 	uint16_t	req_reserved;
446 	uint16_t	req_time;
447 	uint16_t	req_seg_count;
448 	uint8_t		req_cdb[16];
449 	uint32_t	req_totalcnt;
450 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
451 } ispreqt2e_t;
452 
453 #define	ISP_RQDSEG_T3		2
454 typedef struct {
455 	isphdr_t	req_header;
456 	uint32_t	req_handle;
457 	uint8_t		req_lun_trn;
458 	uint8_t		req_target;
459 	uint16_t	req_scclun;
460 	uint16_t	req_flags;
461 	uint16_t	req_reserved;
462 	uint16_t	req_time;
463 	uint16_t	req_seg_count;
464 	uint8_t		req_cdb[16];
465 	uint32_t	req_totalcnt;
466 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
467 } ispreqt3_t;
468 #define	ispreq64_t	ispreqt3_t	/* same as.... */
469 
470 typedef struct {
471 	isphdr_t	req_header;
472 	uint32_t	req_handle;
473 	uint16_t	req_target;
474 	uint16_t	req_scclun;
475 	uint16_t	req_flags;
476 	uint16_t	req_reserved;
477 	uint16_t	req_time;
478 	uint16_t	req_seg_count;
479 	uint8_t		req_cdb[16];
480 	uint32_t	req_totalcnt;
481 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
482 } ispreqt3e_t;
483 
484 /* req_flag values */
485 #define	REQFLAG_NODISCON	0x0001
486 #define	REQFLAG_HTAG		0x0002
487 #define	REQFLAG_OTAG		0x0004
488 #define	REQFLAG_STAG		0x0008
489 #define	REQFLAG_TARGET_RTN	0x0010
490 
491 #define	REQFLAG_NODATA		0x0000
492 #define	REQFLAG_DATA_IN		0x0020
493 #define	REQFLAG_DATA_OUT	0x0040
494 #define	REQFLAG_DATA_UNKNOWN	0x0060
495 
496 #define	REQFLAG_DISARQ		0x0100
497 #define	REQFLAG_FRC_ASYNC	0x0200
498 #define	REQFLAG_FRC_SYNC	0x0400
499 #define	REQFLAG_FRC_WIDE	0x0800
500 #define	REQFLAG_NOPARITY	0x1000
501 #define	REQFLAG_STOPQ		0x2000
502 #define	REQFLAG_XTRASNS		0x4000
503 #define	REQFLAG_PRIORITY	0x8000
504 
505 typedef struct {
506 	isphdr_t	req_header;
507 	uint32_t	req_handle;
508 	uint8_t		req_lun_trn;
509 	uint8_t		req_target;
510 	uint16_t	req_cdblen;
511 	uint16_t	req_flags;
512 	uint16_t	req_reserved;
513 	uint16_t	req_time;
514 	uint16_t	req_seg_count;
515 	uint8_t		req_cdb[44];
516 } ispextreq_t;
517 
518 /* 24XX only */
519 typedef struct {
520 	uint16_t	fcd_length;
521 	uint16_t	fcd_a1500;
522 	uint16_t	fcd_a3116;
523 	uint16_t	fcd_a4732;
524 	uint16_t	fcd_a6348;
525 } fcp_cmnd_ds_t;
526 
527 typedef struct {
528 	isphdr_t	req_header;
529 	uint32_t	req_handle;
530 	uint16_t	req_nphdl;
531 	uint16_t	req_time;
532 	uint16_t	req_seg_count;
533 	uint16_t	req_fc_rsp_dsd_length;
534 	uint8_t		req_lun[8];
535 	uint16_t	req_flags;
536 	uint16_t	req_fc_cmnd_dsd_length;
537 	uint16_t	req_fc_cmnd_dsd_a1500;
538 	uint16_t	req_fc_cmnd_dsd_a3116;
539 	uint16_t	req_fc_cmnd_dsd_a4732;
540 	uint16_t	req_fc_cmnd_dsd_a6348;
541 	uint16_t	req_fc_rsp_dsd_a1500;
542 	uint16_t	req_fc_rsp_dsd_a3116;
543 	uint16_t	req_fc_rsp_dsd_a4732;
544 	uint16_t	req_fc_rsp_dsd_a6348;
545 	uint32_t	req_totalcnt;
546 	uint16_t	req_tidlo;
547 	uint8_t		req_tidhi;
548 	uint8_t		req_vpidx;
549 	ispds64_t	req_dataseg;
550 } ispreqt6_t;
551 
552 typedef struct {
553 	isphdr_t	req_header;
554 	uint32_t	req_handle;
555 	uint16_t	req_nphdl;
556 	uint16_t	req_time;
557 	uint16_t	req_seg_count;
558 	uint16_t	req_reserved;
559 	uint8_t		req_lun[8];
560 	uint8_t		req_alen_datadir;
561 	uint8_t		req_task_management;
562 	uint8_t		req_task_attribute;
563 	uint8_t		req_crn;
564 	uint8_t		req_cdb[16];
565 	uint32_t	req_dl;
566 	uint16_t	req_tidlo;
567 	uint8_t		req_tidhi;
568 	uint8_t		req_vpidx;
569 	ispds64_t	req_dataseg;
570 } ispreqt7_t;
571 
572 /* Task Management Request Function */
573 typedef struct {
574 	isphdr_t	tmf_header;
575 	uint32_t	tmf_handle;
576 	uint16_t	tmf_nphdl;
577 	uint8_t		tmf_reserved0[2];
578 	uint16_t	tmf_delay;
579 	uint16_t	tmf_timeout;
580 	uint8_t		tmf_lun[8];
581 	uint32_t	tmf_flags;
582 	uint8_t		tmf_reserved1[20];
583 	uint16_t	tmf_tidlo;
584 	uint8_t		tmf_tidhi;
585 	uint8_t		tmf_vpidx;
586 	uint8_t		tmf_reserved2[12];
587 } isp24xx_tmf_t;
588 
589 #define	ISP24XX_TMF_NOSEND		0x80000000
590 
591 #define	ISP24XX_TMF_LUN_RESET		0x00000010
592 #define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
593 #define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
594 #define	ISP24XX_TMF_TARGET_RESET	0x00000002
595 #define	ISP24XX_TMF_CLEAR_ACA		0x00000001
596 
597 /* I/O Abort Structure */
598 typedef struct {
599 	isphdr_t	abrt_header;
600 	uint32_t	abrt_handle;
601 	uint16_t	abrt_nphdl;
602 	uint16_t	abrt_options;
603 	uint32_t	abrt_cmd_handle;
604 	uint8_t		abrt_reserved[32];
605 	uint16_t	abrt_tidlo;
606 	uint8_t		abrt_tidhi;
607 	uint8_t		abrt_vpidx;
608 	uint8_t		abrt_reserved1[12];
609 } isp24xx_abrt_t;
610 
611 #define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
612 #define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
613 #define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
614 
615 #define	ISP_CDSEG	7
616 typedef struct {
617 	isphdr_t	req_header;
618 	uint32_t	req_reserved;
619 	ispds_t		req_dataseg[ISP_CDSEG];
620 } ispcontreq_t;
621 
622 #define	ISP_CDSEG64	5
623 typedef struct {
624 	isphdr_t	req_header;
625 	ispds64_t	req_dataseg[ISP_CDSEG64];
626 } ispcontreq64_t;
627 
628 typedef struct {
629 	isphdr_t	req_header;
630 	uint32_t	req_handle;
631 	uint16_t	req_scsi_status;
632 	uint16_t	req_completion_status;
633 	uint16_t	req_state_flags;
634 	uint16_t	req_status_flags;
635 	uint16_t	req_time;
636 #define	req_response_len	req_time	/* FC only */
637 	uint16_t	req_sense_len;
638 	uint32_t	req_resid;
639 	uint8_t		req_response[8];	/* FC only */
640 	uint8_t		req_sense_data[32];
641 } ispstatusreq_t;
642 
643 /*
644  * Status Continuation
645  */
646 typedef struct {
647 	isphdr_t	req_header;
648 	uint8_t		req_sense_data[60];
649 } ispstatus_cont_t;
650 
651 /*
652  * 24XX Type 0 status
653  */
654 typedef struct {
655 	isphdr_t	req_header;
656 	uint32_t	req_handle;
657 	uint16_t	req_completion_status;
658 	uint16_t	req_oxid;
659 	uint32_t	req_resid;
660 	uint16_t	req_reserved0;
661 	uint16_t	req_state_flags;
662 	uint16_t	req_reserved1;
663 	uint16_t	req_scsi_status;
664 	uint32_t	req_fcp_residual;
665 	uint32_t	req_sense_len;
666 	uint32_t	req_response_len;
667 	uint8_t		req_rsp_sense[28];
668 } isp24xx_statusreq_t;
669 
670 /*
671  * For Qlogic 2X00, the high order byte of SCSI status has
672  * additional meaning.
673  */
674 #define	RQCS_RU	0x800	/* Residual Under */
675 #define	RQCS_RO	0x400	/* Residual Over */
676 #define	RQCS_RESID	(RQCS_RU|RQCS_RO)
677 #define	RQCS_SV	0x200	/* Sense Length Valid */
678 #define	RQCS_RV	0x100	/* FCP Response Length Valid */
679 
680 /*
681  * CT Passthru IOCB
682  */
683 typedef struct {
684 	isphdr_t	ctp_header;
685 	uint32_t	ctp_handle;
686 	uint16_t	ctp_status;
687 	uint16_t	ctp_nphdl;	/* n-port handle */
688 	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
689 	uint8_t		ctp_vpidx;
690 	uint8_t		ctp_reserved0;
691 	uint16_t	ctp_time;
692 	uint16_t	ctp_reserved1;
693 	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
694 	uint16_t	ctp_reserved2[5];
695 	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
696 	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
697 	ispds64_t	ctp_dataseg[2];
698 } isp_ct_pt_t;
699 
700 /*
701  * MS Passthru IOCB
702  */
703 typedef struct {
704 	isphdr_t	ms_header;
705 	uint32_t	ms_handle;
706 	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
707 	uint16_t	ms_status;
708 	uint16_t	ms_flags;
709 	uint16_t	ms_reserved1;	/* low 8 bits */
710 	uint16_t	ms_time;
711 	uint16_t	ms_cmd_cnt;	/* Command DSD count */
712 	uint16_t	ms_tot_cnt;	/* Total DSD Count */
713 	uint8_t		ms_type;	/* MS type */
714 	uint8_t		ms_r_ctl;	/* R_CTL */
715 	uint16_t	ms_rxid;	/* RX_ID */
716 	uint16_t	ms_reserved2;
717 	uint32_t	ms_handle2;
718 	uint32_t	ms_rsp_bcnt;	/* Response byte count */
719 	uint32_t	ms_cmd_bcnt;	/* Command byte count */
720 	ispds64_t	ms_dataseg[2];
721 } isp_ms_t;
722 
723 /*
724  * Completion Status Codes.
725  */
726 #define RQCS_COMPLETE			0x0000
727 #define RQCS_DMA_ERROR			0x0002
728 #define RQCS_RESET_OCCURRED		0x0004
729 #define RQCS_ABORTED			0x0005
730 #define RQCS_TIMEOUT			0x0006
731 #define RQCS_DATA_OVERRUN		0x0007
732 #define RQCS_DATA_UNDERRUN		0x0015
733 #define	RQCS_QUEUE_FULL			0x001C
734 
735 /* 1X00 Only Completion Codes */
736 #define RQCS_INCOMPLETE			0x0001
737 #define RQCS_TRANSPORT_ERROR		0x0003
738 #define RQCS_COMMAND_OVERRUN		0x0008
739 #define RQCS_STATUS_OVERRUN		0x0009
740 #define RQCS_BAD_MESSAGE		0x000a
741 #define RQCS_NO_MESSAGE_OUT		0x000b
742 #define RQCS_EXT_ID_FAILED		0x000c
743 #define RQCS_IDE_MSG_FAILED		0x000d
744 #define RQCS_ABORT_MSG_FAILED		0x000e
745 #define RQCS_REJECT_MSG_FAILED		0x000f
746 #define RQCS_NOP_MSG_FAILED		0x0010
747 #define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
748 #define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
749 #define RQCS_ID_MSG_FAILED		0x0013
750 #define RQCS_UNEXP_BUS_FREE		0x0014
751 #define	RQCS_XACT_ERR1			0x0018
752 #define	RQCS_XACT_ERR2			0x0019
753 #define	RQCS_XACT_ERR3			0x001A
754 #define	RQCS_BAD_ENTRY			0x001B
755 #define	RQCS_PHASE_SKIPPED		0x001D
756 #define	RQCS_ARQS_FAILED		0x001E
757 #define	RQCS_WIDE_FAILED		0x001F
758 #define	RQCS_SYNCXFER_FAILED		0x0020
759 #define	RQCS_LVD_BUSERR			0x0021
760 
761 /* 2X00 Only Completion Codes */
762 #define	RQCS_PORT_UNAVAILABLE		0x0028
763 #define	RQCS_PORT_LOGGED_OUT		0x0029
764 #define	RQCS_PORT_CHANGED		0x002A
765 #define	RQCS_PORT_BUSY			0x002B
766 
767 /* 24XX Only Completion Codes */
768 #define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
769 #define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
770 #define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
771 #define	RQCS_24XX_TMO			0x0030	/* task management overrun */
772 
773 
774 /*
775  * 1X00 specific State Flags
776  */
777 #define RQSF_GOT_BUS			0x0100
778 #define RQSF_GOT_TARGET			0x0200
779 #define RQSF_SENT_CDB			0x0400
780 #define RQSF_XFRD_DATA			0x0800
781 #define RQSF_GOT_STATUS			0x1000
782 #define RQSF_GOT_SENSE			0x2000
783 #define	RQSF_XFER_COMPLETE		0x4000
784 
785 /*
786  * 2X00 specific State Flags
787  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
788  */
789 #define	RQSF_DATA_IN			0x0020
790 #define	RQSF_DATA_OUT			0x0040
791 #define	RQSF_STAG			0x0008
792 #define	RQSF_OTAG			0x0004
793 #define	RQSF_HTAG			0x0002
794 /*
795  * 1X00 Status Flags
796  */
797 #define RQSTF_DISCONNECT		0x0001
798 #define RQSTF_SYNCHRONOUS		0x0002
799 #define RQSTF_PARITY_ERROR		0x0004
800 #define RQSTF_BUS_RESET			0x0008
801 #define RQSTF_DEVICE_RESET		0x0010
802 #define RQSTF_ABORTED			0x0020
803 #define RQSTF_TIMEOUT			0x0040
804 #define RQSTF_NEGOTIATION		0x0080
805 
806 /*
807  * 2X00 specific state flags
808  */
809 /* RQSF_SENT_CDB	*/
810 /* RQSF_XFRD_DATA	*/
811 /* RQSF_GOT_STATUS	*/
812 /* RQSF_XFER_COMPLETE	*/
813 
814 /*
815  * 2X00 specific status flags
816  */
817 /* RQSTF_ABORTED */
818 /* RQSTF_TIMEOUT */
819 #define	RQSTF_DMA_ERROR			0x0080
820 #define	RQSTF_LOGOUT			0x2000
821 
822 /*
823  * Miscellaneous
824  */
825 #ifndef	ISP_EXEC_THROTTLE
826 #define	ISP_EXEC_THROTTLE	16
827 #endif
828 
829 /*
830  * About Firmware returns an 'attribute' word in mailbox 6.
831  * These attributes are for 2200 and 2300.
832  */
833 #define	ISP_FW_ATTR_TMODE	0x0001
834 #define	ISP_FW_ATTR_SCCLUN	0x0002
835 #define	ISP_FW_ATTR_FABRIC	0x0004
836 #define	ISP_FW_ATTR_CLASS2	0x0008
837 #define	ISP_FW_ATTR_FCTAPE	0x0010
838 #define	ISP_FW_ATTR_IP		0x0020
839 #define	ISP_FW_ATTR_VI		0x0040
840 #define	ISP_FW_ATTR_VI_SOLARIS	0x0080
841 #define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
842 
843 /* and these are for the 2400 */
844 #define	ISP2400_FW_ATTR_CLASS2	0x0001
845 #define	ISP2400_FW_ATTR_IP	0x0002
846 #define	ISP2400_FW_ATTR_MULTIID	0x0004
847 #define	ISP2400_FW_ATTR_SB2	0x0008
848 #define	ISP2400_FW_ATTR_T10CRC	0x0010
849 #define	ISP2400_FW_ATTR_VI	0x0020
850 #define	ISP2400_FW_ATTR_VP0	0x1000
851 #define	ISP2400_FW_ATTR_EXPFW	0x2000
852 #define	ISP2400_FW_ATTR_EXTNDED	0x8000
853 
854 /*
855  * These are either manifestly true or are dependent on f/w attributes
856  */
857 #define	ISP_CAP_TMODE(isp)	\
858 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
859 #define	ISP_CAP_SCCFW(isp)	\
860 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
861 #define	ISP_CAP_2KLOGIN(isp)	\
862 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
863 
864 /*
865  * This is only true for 24XX cards with this f/w attribute
866  */
867 #define	ISP_CAP_MULTI_ID(isp)	\
868 	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
869 #define	ISP_GET_VPIDX(isp, tag) \
870 	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
871 
872 /*
873  * This is true manifestly or is dependent on a f/w attribute
874  * but may or may not actually be *enabled*. In any case, it
875  * is enabled on a per-channel basis.
876  */
877 #define	ISP_CAP_FCTAPE(isp)	\
878 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_FCTAPE))
879 
880 #define	ISP_FCTAPE_ENABLED(isp, chan)	\
881 	(IS_24XX(isp)? (FCPARAM(isp, chan)->isp_xfwoptions & ICB2400_OPT2_FCTAPE) != 0 : (FCPARAM(isp, chan)->isp_xfwoptions & ICBXOPT_FCTAPE) != 0)
882 
883 /*
884  * Reduced Interrupt Operation Response Queue Entries
885  */
886 
887 typedef struct {
888 	isphdr_t	req_header;
889 	uint32_t	req_handles[15];
890 } isp_rio1_t;
891 
892 typedef struct {
893 	isphdr_t	req_header;
894 	uint16_t	req_handles[30];
895 } isp_rio2_t;
896 
897 /*
898  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
899  */
900 
901 /*
902  * Initialization Control Block
903  *
904  * Version One (prime) format.
905  */
906 typedef struct {
907 	uint8_t		icb_version;
908 	uint8_t		icb_reserved0;
909 	uint16_t	icb_fwoptions;
910 	uint16_t	icb_maxfrmlen;
911 	uint16_t	icb_maxalloc;
912 	uint16_t	icb_execthrottle;
913 	uint8_t		icb_retry_count;
914 	uint8_t		icb_retry_delay;
915 	uint8_t		icb_portname[8];
916 	uint16_t	icb_hardaddr;
917 	uint8_t		icb_iqdevtype;
918 	uint8_t		icb_logintime;
919 	uint8_t		icb_nodename[8];
920 	uint16_t	icb_rqstout;
921 	uint16_t	icb_rspnsin;
922 	uint16_t	icb_rqstqlen;
923 	uint16_t	icb_rsltqlen;
924 	uint16_t	icb_rqstaddr[4];
925 	uint16_t	icb_respaddr[4];
926 	uint16_t	icb_lunenables;
927 	uint8_t		icb_ccnt;
928 	uint8_t		icb_icnt;
929 	uint16_t	icb_lunetimeout;
930 	uint16_t	icb_reserved1;
931 	uint16_t	icb_xfwoptions;
932 	uint8_t		icb_racctimer;
933 	uint8_t		icb_idelaytimer;
934 	uint16_t	icb_zfwoptions;
935 	uint16_t	icb_reserved2[13];
936 } isp_icb_t;
937 
938 #define	ICB_VERSION1	1
939 
940 #define	ICBOPT_EXTENDED		0x8000
941 #define	ICBOPT_BOTH_WWNS	0x4000
942 #define	ICBOPT_FULL_LOGIN	0x2000
943 #define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
944 #define	ICBOPT_PREVLOOP		0x0800
945 #define	ICBOPT_SRCHDOWN		0x0400
946 #define	ICBOPT_NOLIP		0x0200
947 #define	ICBOPT_PDBCHANGE_AE	0x0100
948 #define	ICBOPT_INI_TGTTYPE	0x0080
949 #define	ICBOPT_INI_ADISC	0x0040
950 #define	ICBOPT_INI_DISABLE	0x0020
951 #define	ICBOPT_TGT_ENABLE	0x0010
952 #define	ICBOPT_FAST_POST	0x0008
953 #define	ICBOPT_FULL_DUPLEX	0x0004
954 #define	ICBOPT_FAIRNESS		0x0002
955 #define	ICBOPT_HARD_ADDRESS	0x0001
956 
957 #define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
958 #define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
959 #define	ICBXOPT_FCTAPE_CONFIRM	0x2000
960 #define	ICBXOPT_FCTAPE		0x1000
961 #define	ICBXOPT_CLASS2_ACK0	0x0200
962 #define	ICBXOPT_CLASS2		0x0100
963 #define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
964 #define	ICBXOPT_TOPO_MASK	0x0070
965 #define	ICBXOPT_LOOP_ONLY	0x0000
966 #define	ICBXOPT_PTP_ONLY	0x0010
967 #define	ICBXOPT_LOOP_2_PTP	0x0020
968 #define	ICBXOPT_PTP_2_LOOP	0x0030
969 /*
970  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
971  * RIO is not defined for the 23XX cards (just 2200)
972  */
973 #define	ICBXOPT_RIO_OFF		0
974 #define	ICBXOPT_RIO_16BIT	1
975 #define	ICBXOPT_RIO_32BIT	2
976 #define	ICBXOPT_RIO_16BIT_IOCB	3
977 #define	ICBXOPT_RIO_32BIT_IOCB	4
978 #define	ICBXOPT_ZIO		5
979 #define	ICBXOPT_TIMER_MASK	0x7
980 
981 #define	ICBZOPT_RATE_MASK	0xC000
982 #define	ICBZOPT_RATE_ONEGB	0x0000
983 #define	ICBZOPT_RATE_AUTO	0x8000
984 #define	ICBZOPT_RATE_TWOGB	0x4000
985 #define	ICBZOPT_50_OHM		0x2000
986 #define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
987 #define	ICBZOPT_RSPSZ_MASK	0x0030
988 #define	ICBZOPT_RSPSZ_24	0x0000
989 #define	ICBZOPT_RSPSZ_12	0x0010
990 #define	ICBZOPT_RSPSZ_24A	0x0020
991 #define	ICBZOPT_RSPSZ_32	0x0030
992 #define	ICBZOPT_SOFTID		0x0002
993 #define	ICBZOPT_ENA_RDXFR_RDY	0x0001
994 
995 /* 2400 F/W options */
996 #define	ICB2400_OPT1_BOTH_WWNS		0x00004000
997 #define	ICB2400_OPT1_FULL_LOGIN		0x00002000
998 #define	ICB2400_OPT1_PREVLOOP		0x00000800
999 #define	ICB2400_OPT1_SRCHDOWN		0x00000400
1000 #define	ICB2400_OPT1_NOLIP		0x00000200
1001 #define	ICB2400_OPT1_INI_DISABLE	0x00000020
1002 #define	ICB2400_OPT1_TGT_ENABLE		0x00000010
1003 #define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
1004 #define	ICB2400_OPT1_FAIRNESS		0x00000002
1005 #define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
1006 
1007 #define	ICB2400_OPT2_TPRLIC		0x00004000
1008 #define	ICB2400_OPT2_FCTAPE		0x00001000
1009 #define	ICB2400_OPT2_FCSP		0x00000800
1010 #define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
1011 #define	ICB2400_OPT2_CLASS2		0x00000100
1012 #define	ICB2400_OPT2_NO_PLAY		0x00000080
1013 #define	ICB2400_OPT2_TOPO_MASK		0x00000070
1014 #define	ICB2400_OPT2_LOOP_ONLY		0x00000000
1015 #define	ICB2400_OPT2_PTP_ONLY		0x00000010
1016 #define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
1017 #define	ICB2400_OPT2_TIMER_MASK		0x0000000f
1018 #define	ICB2400_OPT2_ZIO		0x00000005
1019 #define	ICB2400_OPT2_ZIO1		0x00000006
1020 
1021 #define	ICB2400_OPT3_75_OHM		0x00010000
1022 #define	ICB2400_OPT3_RATE_MASK		0x0000E000
1023 #define	ICB2400_OPT3_RATE_ONEGB		0x00000000
1024 #define	ICB2400_OPT3_RATE_TWOGB		0x00002000
1025 #define ICB2400_OPT3_RATE_AUTO		0x00004000
1026 #define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1027 #define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1028 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1029 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1030 #define	ICB2400_OPT3_ENA_OOF		0x00000040
1031 /* note that a response size flag of zero is reserved! */
1032 #define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1033 #define	ICB2400_OPT3_RSPSZ_12		0x00000010
1034 #define	ICB2400_OPT3_RSPSZ_24		0x00000020
1035 #define	ICB2400_OPT3_RSPSZ_32		0x00000030
1036 #define	ICB2400_OPT3_SOFTID		0x00000002
1037 
1038 #define	ICB_MIN_FRMLEN		256
1039 #define	ICB_MAX_FRMLEN		2112
1040 #define	ICB_DFLT_FRMLEN		1024
1041 #define	ICB_DFLT_ALLOC		256
1042 #define	ICB_DFLT_THROTTLE	16
1043 #define	ICB_DFLT_RDELAY		5
1044 #define	ICB_DFLT_RCOUNT		3
1045 
1046 #define	ICB_LOGIN_TOV		30
1047 #define	ICB_LUN_ENABLE_TOV	180
1048 
1049 
1050 /*
1051  * And somebody at QLogic had a great idea that you could just change
1052  * the structure *and* keep the version number the same as the other cards.
1053  */
1054 typedef struct {
1055 	uint16_t	icb_version;
1056 	uint16_t	icb_reserved0;
1057 	uint16_t	icb_maxfrmlen;
1058 	uint16_t	icb_execthrottle;
1059 	uint16_t	icb_xchgcnt;
1060 	uint16_t	icb_hardaddr;
1061 	uint8_t		icb_portname[8];
1062 	uint8_t		icb_nodename[8];
1063 	uint16_t	icb_rspnsin;
1064 	uint16_t	icb_rqstout;
1065 	uint16_t	icb_retry_count;
1066 	uint16_t	icb_priout;
1067 	uint16_t	icb_rsltqlen;
1068 	uint16_t	icb_rqstqlen;
1069 	uint16_t	icb_ldn_nols;
1070 	uint16_t	icb_prqstqlen;
1071 	uint16_t	icb_rqstaddr[4];
1072 	uint16_t	icb_respaddr[4];
1073 	uint16_t	icb_priaddr[4];
1074 	uint16_t	icb_reserved1[4];
1075 	uint16_t	icb_atio_in;
1076 	uint16_t	icb_atioqlen;
1077 	uint16_t	icb_atioqaddr[4];
1078 	uint16_t	icb_idelaytimer;
1079 	uint16_t	icb_logintime;
1080 	uint32_t	icb_fwoptions1;
1081 	uint32_t	icb_fwoptions2;
1082 	uint32_t	icb_fwoptions3;
1083 	uint16_t	icb_reserved2[12];
1084 } isp_icb_2400_t;
1085 
1086 #define	RQRSP_ADDR0015	0
1087 #define	RQRSP_ADDR1631	1
1088 #define	RQRSP_ADDR3247	2
1089 #define	RQRSP_ADDR4863	3
1090 
1091 
1092 #define	ICB_NNM0	7
1093 #define	ICB_NNM1	6
1094 #define	ICB_NNM2	5
1095 #define	ICB_NNM3	4
1096 #define	ICB_NNM4	3
1097 #define	ICB_NNM5	2
1098 #define	ICB_NNM6	1
1099 #define	ICB_NNM7	0
1100 
1101 #define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1102 	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1103 	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1104 	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1105 	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1106 	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1107 	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1108 	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1109 	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1110 
1111 #define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1112 	wwn =	((uint64_t) array[ICB_NNM0]) | \
1113 		((uint64_t) array[ICB_NNM1] <<  8) | \
1114 		((uint64_t) array[ICB_NNM2] << 16) | \
1115 		((uint64_t) array[ICB_NNM3] << 24) | \
1116 		((uint64_t) array[ICB_NNM4] << 32) | \
1117 		((uint64_t) array[ICB_NNM5] << 40) | \
1118 		((uint64_t) array[ICB_NNM6] << 48) | \
1119 		((uint64_t) array[ICB_NNM7] << 56)
1120 
1121 
1122 /*
1123  * For MULTI_ID firmware, this describes a
1124  * virtual port entity for getting status.
1125  */
1126 typedef struct {
1127 	uint16_t	vp_port_status;
1128 	uint8_t		vp_port_options;
1129 	uint8_t		vp_port_loopid;
1130 	uint8_t		vp_port_portname[8];
1131 	uint8_t		vp_port_nodename[8];
1132 	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1133 	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1134 } vp_port_info_t;
1135 
1136 #define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* disable target mode */
1137 #define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* enable initiator mode */
1138 #define	ICB2400_VPOPT_ENABLED		0x00000008
1139 #define	ICB2400_VPOPT_NOPLAY		0x00000004
1140 #define	ICB2400_VPOPT_PREVLOOP		0x00000002
1141 #define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001
1142 
1143 #define	ICB2400_VPOPT_WRITE_SIZE	20
1144 
1145 /*
1146  * For MULTI_ID firmware, we append this structure
1147  * to the isp_icb_2400_t above, followed by a list
1148  * structures that are *most* of the vp_port_info_t.
1149  */
1150 typedef struct {
1151 	uint16_t	vp_count;
1152 	uint16_t	vp_global_options;
1153 } isp_icb_2400_vpinfo_t;
1154 
1155 #define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1156 #define	ICB2400_VPINFO_PORT_OFF(chan)		\
1157     ICB2400_VPINFO_OFF + 			\
1158     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
1159 
1160 #define	ICB2400_VPGOPT_FCA		0x01	/* Assume Clean Address bit in FLOGI ACC set (works only in static configurations) */
1161 #define	ICB2400_VPGOPT_MID_DISABLE	0x02	/* when set, connection mode2 will work with NPIV-capable switched */
1162 #define	ICB2400_VPGOPT_VP0_DECOUPLE	0x04	/* Allow VP0 decoupling if firmware supports it */
1163 
1164 typedef struct {
1165 	isphdr_t	vp_ctrl_hdr;
1166 	uint32_t	vp_ctrl_handle;
1167 	uint16_t	vp_ctrl_index_fail;
1168 	uint16_t	vp_ctrl_status;
1169 	uint16_t	vp_ctrl_command;
1170 	uint16_t	vp_ctrl_vp_count;
1171 	uint16_t	vp_ctrl_idmap[8];
1172 	uint8_t		vp_ctrl_reserved[32];
1173 } vp_ctrl_info_t;
1174 
1175 #define	VP_CTRL_CMD_ENABLE_VP			0
1176 #define	VP_CTRL_CMD_DISABLE_VP			8
1177 #define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	9
1178 #define	VP_CTRL_CMD_DISABLE_VP_LOGO		0xA
1179 
1180 /*
1181  * We can use this structure for modifying either one or two VP ports after initialization
1182  */
1183 typedef struct {
1184 	isphdr_t	vp_mod_hdr;
1185 	uint32_t	vp_mod_hdl;
1186 	uint16_t	vp_mod_reserved0;
1187 	uint16_t	vp_mod_status;
1188 	uint8_t		vp_mod_cmd;
1189 	uint8_t		vp_mod_cnt;
1190 	uint8_t		vp_mod_idx0;
1191 	uint8_t		vp_mod_idx1;
1192 	struct {
1193 		uint8_t		options;
1194 		uint8_t		loopid;
1195 		uint16_t	reserved1;
1196 		uint8_t		wwpn[8];
1197 		uint8_t		wwnn[8];
1198 	} vp_mod_ports[2];
1199 	uint8_t		vp_mod_reserved2[8];
1200 } vp_modify_t;
1201 
1202 #define	VP_STS_OK	0x00
1203 #define	VP_STS_ERR	0x01
1204 #define	VP_CNT_ERR	0x02
1205 #define	VP_GEN_ERR	0x03
1206 #define	VP_IDX_ERR	0x04
1207 #define	VP_STS_BSY	0x05
1208 
1209 #define	VP_MODIFY_VP	0x00
1210 #define	VP_MODIFY_ENA	0x01
1211 
1212 /*
1213  * Port Data Base Element
1214  */
1215 
1216 typedef struct {
1217 	uint16_t	pdb_options;
1218 	uint8_t		pdb_mstate;
1219 	uint8_t		pdb_sstate;
1220 	uint8_t		pdb_hardaddr_bits[4];
1221 	uint8_t		pdb_portid_bits[4];
1222 	uint8_t		pdb_nodename[8];
1223 	uint8_t		pdb_portname[8];
1224 	uint16_t	pdb_execthrottle;
1225 	uint16_t	pdb_exec_count;
1226 	uint8_t		pdb_retry_count;
1227 	uint8_t		pdb_retry_delay;
1228 	uint16_t	pdb_resalloc;
1229 	uint16_t	pdb_curalloc;
1230 	uint16_t	pdb_qhead;
1231 	uint16_t	pdb_qtail;
1232 	uint16_t	pdb_tl_next;
1233 	uint16_t	pdb_tl_last;
1234 	uint16_t	pdb_features;	/* PLOGI, Common Service */
1235 	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1236 	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1237 	uint8_t		pdb_target;
1238 	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1239 	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1240 	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1241 	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1242 	uint16_t	pdb_labrtflg;
1243 	uint16_t	pdb_lstopflg;
1244 	uint16_t	pdb_sqhead;
1245 	uint16_t	pdb_sqtail;
1246 	uint16_t	pdb_ptimer;
1247 	uint16_t	pdb_nxt_seqid;
1248 	uint16_t	pdb_fcount;
1249 	uint16_t	pdb_prli_len;
1250 	uint16_t	pdb_prli_svc0;
1251 	uint16_t	pdb_prli_svc3;
1252 	uint16_t	pdb_loopid;
1253 	uint16_t	pdb_il_ptr;
1254 	uint16_t	pdb_sl_ptr;
1255 } isp_pdb_21xx_t;
1256 
1257 #define	PDB_OPTIONS_XMITTING	(1<<11)
1258 #define	PDB_OPTIONS_LNKXMIT	(1<<10)
1259 #define	PDB_OPTIONS_ABORTED	(1<<9)
1260 #define	PDB_OPTIONS_ADISC	(1<<1)
1261 
1262 #define	PDB_STATE_DISCOVERY	0
1263 #define	PDB_STATE_WDISC_ACK	1
1264 #define	PDB_STATE_PLOGI		2
1265 #define	PDB_STATE_PLOGI_ACK	3
1266 #define	PDB_STATE_PRLI		4
1267 #define	PDB_STATE_PRLI_ACK	5
1268 #define	PDB_STATE_LOGGED_IN	6
1269 #define	PDB_STATE_PORT_UNAVAIL	7
1270 #define	PDB_STATE_PRLO		8
1271 #define	PDB_STATE_PRLO_ACK	9
1272 #define	PDB_STATE_PLOGO		10
1273 #define	PDB_STATE_PLOG_ACK	11
1274 
1275 #define		SVC3_TGT_ROLE		0x10
1276 #define 	SVC3_INI_ROLE		0x20
1277 #define			SVC3_ROLE_MASK	0x30
1278 #define			SVC3_ROLE_SHIFT	4
1279 
1280 #define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1281 #define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1282 
1283 /*
1284  * Port Data Base Element- 24XX cards
1285  */
1286 typedef struct {
1287 	uint16_t	pdb_flags;
1288 	uint8_t		pdb_curstate;
1289 	uint8_t		pdb_laststate;
1290 	uint8_t		pdb_hardaddr_bits[4];
1291 	uint8_t		pdb_portid_bits[4];
1292 #define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1293 	uint16_t	pdb_retry_timer;
1294 	uint16_t	pdb_handle;
1295 	uint16_t	pdb_rcv_dsize;
1296 	uint16_t	pdb_reserved0;
1297 	uint16_t	pdb_prli_svc0;
1298 	uint16_t	pdb_prli_svc3;
1299 	uint8_t		pdb_portname[8];
1300 	uint8_t		pdb_nodename[8];
1301 	uint8_t		pdb_reserved1[24];
1302 } isp_pdb_24xx_t;
1303 
1304 #define	PDB2400_TID_SUPPORTED	0x4000
1305 #define	PDB2400_FC_TAPE		0x0080
1306 #define	PDB2400_CLASS2_ACK0	0x0040
1307 #define	PDB2400_FCP_CONF	0x0020
1308 #define	PDB2400_CLASS2		0x0010
1309 #define	PDB2400_ADDR_VALID	0x0002
1310 
1311 #define	PDB2400_STATE_PLOGI_PEND	0x03
1312 #define	PDB2400_STATE_PLOGI_DONE	0x04
1313 #define	PDB2400_STATE_PRLI_PEND		0x05
1314 #define	PDB2400_STATE_LOGGED_IN		0x06
1315 #define	PDB2400_STATE_PORT_UNAVAIL	0x07
1316 #define	PDB2400_STATE_PRLO_PEND		0x09
1317 #define	PDB2400_STATE_LOGO_PEND		0x0B
1318 
1319 /*
1320  * Common elements from the above two structures that are actually useful to us.
1321  */
1322 typedef struct {
1323 	uint16_t	handle;
1324 	uint16_t	reserved;
1325 	uint32_t	s3_role	: 8,
1326 			portid	: 24;
1327 	uint8_t		portname[8];
1328 	uint8_t		nodename[8];
1329 } isp_pdb_t;
1330 
1331 /*
1332  * Port Database Changed Async Event information for 24XX cards
1333  */
1334 #define	PDB24XX_AE_OK		0x00
1335 #define	PDB24XX_AE_IMPL_LOGO_1	0x01
1336 #define	PDB24XX_AE_IMPL_LOGO_2	0x02
1337 #define	PDB24XX_AE_IMPL_LOGO_3	0x03
1338 #define	PDB24XX_AE_PLOGI_RCVD	0x04
1339 #define	PDB24XX_AE_PLOGI_RJT	0x05
1340 #define	PDB24XX_AE_PRLI_RCVD	0x06
1341 #define	PDB24XX_AE_PRLI_RJT	0x07
1342 #define	PDB24XX_AE_TPRLO	0x08
1343 #define	PDB24XX_AE_TPRLO_RJT	0x09
1344 #define	PDB24XX_AE_PRLO_RCVD	0x0a
1345 #define	PDB24XX_AE_LOGO_RCVD	0x0b
1346 #define	PDB24XX_AE_TOPO_CHG	0x0c
1347 #define	PDB24XX_AE_NPORT_CHG	0x0d
1348 #define	PDB24XX_AE_FLOGI_RJT	0x0e
1349 #define	PDB24XX_AE_BAD_FANN	0x0f
1350 #define	PDB24XX_AE_FLOGI_TIMO	0x10
1351 #define	PDB24XX_AE_ABX_LOGO	0x11
1352 #define	PDB24XX_AE_PLOGI_DONE	0x12
1353 #define	PDB24XX_AE_PRLI_DONJE	0x13
1354 #define	PDB24XX_AE_OPN_1	0x14
1355 #define	PDB24XX_AE_OPN_2	0x15
1356 #define	PDB24XX_AE_TXERR	0x16
1357 #define	PDB24XX_AE_FORCED_LOGO	0x17
1358 #define	PDB24XX_AE_DISC_TIMO	0x18
1359 
1360 /*
1361  * Genericized Port Login/Logout software structure
1362  */
1363 typedef struct {
1364 	uint16_t	handle;
1365 	uint16_t	channel;
1366 	uint32_t
1367 		flags	: 8,
1368 		portid	: 24;
1369 } isp_plcmd_t;
1370 /* the flags to use are those for PLOGX_FLG_* below */
1371 
1372 /*
1373  * ISP24XX- Login/Logout Port IOCB
1374  */
1375 typedef struct {
1376 	isphdr_t	plogx_header;
1377 	uint32_t	plogx_handle;
1378 	uint16_t	plogx_status;
1379 	uint16_t	plogx_nphdl;
1380 	uint16_t	plogx_flags;
1381 	uint16_t	plogx_vphdl;		/* low 8 bits */
1382 	uint16_t	plogx_portlo;		/* low 16 bits */
1383 	uint16_t	plogx_rspsz_porthi;
1384 	struct {
1385 		uint16_t	lo16;
1386 		uint16_t	hi16;
1387 	} plogx_ioparm[11];
1388 } isp_plogx_t;
1389 
1390 #define	PLOGX_STATUS_OK		0x00
1391 #define	PLOGX_STATUS_UNAVAIL	0x28
1392 #define	PLOGX_STATUS_LOGOUT	0x29
1393 #define	PLOGX_STATUS_IOCBERR	0x31
1394 
1395 #define	PLOGX_IOCBERR_NOLINK	0x01
1396 #define	PLOGX_IOCBERR_NOIOCB	0x02
1397 #define	PLOGX_IOCBERR_NOXGHG	0x03
1398 #define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1399 #define	PLOGX_IOCBERR_NOFABRIC	0x05
1400 #define	PLOGX_IOCBERR_NOTREADY	0x07
1401 #define	PLOGX_IOCBERR_NOLOGIN	0x08	/* further info in IOPARM 1 */
1402 #define	PLOGX_IOCBERR_NOPCB	0x0a
1403 #define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1404 #define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1405 #define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1406 #define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1407 #define	PLOGX_IOCBERR_NOHANDLE	0x1c
1408 #define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1409 
1410 #define	PLOGX_FLG_CMD_MASK	0xf
1411 #define	PLOGX_FLG_CMD_PLOGI	0
1412 #define	PLOGX_FLG_CMD_PRLI	1
1413 #define	PLOGX_FLG_CMD_PDISC	2
1414 #define	PLOGX_FLG_CMD_LOGO	8
1415 #define	PLOGX_FLG_CMD_PRLO	9
1416 #define	PLOGX_FLG_CMD_TPRLO	10
1417 
1418 #define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1419 #define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1420 #define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1421 #define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1422 #define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1423 #define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1424 #define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1425 
1426 #define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1427 #define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1428 
1429 /*
1430  * Report ID Acquisistion (24XX multi-id firmware)
1431  */
1432 typedef struct {
1433 	isphdr_t	ridacq_hdr;
1434 	uint32_t	ridacq_handle;
1435 	union {
1436 		struct {
1437 			uint8_t		ridacq_vp_acquired;
1438 			uint8_t		ridacq_vp_setup;
1439 			uint16_t	ridacq_reserved0;
1440 		} type0;	/* type 0 */
1441 		struct {
1442 			uint16_t	ridacq_vp_count;
1443 			uint8_t		ridacq_vp_index;
1444 			uint8_t		ridacq_vp_status;
1445 		} type1;	/* type 1 */
1446 	} un;
1447 	uint16_t	ridacq_vp_port_lo;
1448 	uint8_t		ridacq_vp_port_hi;
1449 	uint8_t		ridacq_format;		/* 0 or 1 */
1450 	uint16_t	ridacq_map[8];
1451 	uint8_t		ridacq_reserved1[32];
1452 } isp_ridacq_t;
1453 
1454 #define	RIDACQ_STS_COMPLETE	0
1455 #define	RIDACQ_STS_UNACQUIRED	1
1456 #define	RIDACQ_STS_CHANGED	20
1457 
1458 
1459 /*
1460  * Simple Name Server Data Structures
1461  */
1462 #define	SNS_GA_NXT	0x100
1463 #define	SNS_GPN_ID	0x112
1464 #define	SNS_GNN_ID	0x113
1465 #define	SNS_GFF_ID	0x11F
1466 #define	SNS_GID_FT	0x171
1467 #define	SNS_RFT_ID	0x217
1468 typedef struct {
1469 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1470 	uint16_t	snscb_reserved0;
1471 	uint16_t	snscb_addr[4];	/* response buffer address */
1472 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1473 	uint16_t	snscb_reserved1;
1474 	uint16_t	snscb_data[1];	/* variable data */
1475 } sns_screq_t;	/* Subcommand Request Structure */
1476 
1477 typedef struct {
1478 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1479 	uint16_t	snscb_reserved0;
1480 	uint16_t	snscb_addr[4];	/* response buffer address */
1481 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1482 	uint16_t	snscb_reserved1;
1483 	uint16_t	snscb_cmd;
1484 	uint16_t	snscb_reserved2;
1485 	uint32_t	snscb_reserved3;
1486 	uint32_t	snscb_port;
1487 } sns_ga_nxt_req_t;
1488 #define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1489 
1490 typedef struct {
1491 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1492 	uint16_t	snscb_reserved0;
1493 	uint16_t	snscb_addr[4];	/* response buffer address */
1494 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1495 	uint16_t	snscb_reserved1;
1496 	uint16_t	snscb_cmd;
1497 	uint16_t	snscb_reserved2;
1498 	uint32_t	snscb_reserved3;
1499 	uint32_t	snscb_portid;
1500 } sns_gxn_id_req_t;
1501 #define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1502 
1503 typedef struct {
1504 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1505 	uint16_t	snscb_reserved0;
1506 	uint16_t	snscb_addr[4];	/* response buffer address */
1507 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1508 	uint16_t	snscb_reserved1;
1509 	uint16_t	snscb_cmd;
1510 	uint16_t	snscb_mword_div_2;
1511 	uint32_t	snscb_reserved3;
1512 	uint32_t	snscb_fc4_type;
1513 } sns_gid_ft_req_t;
1514 #define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1515 
1516 typedef struct {
1517 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1518 	uint16_t	snscb_reserved0;
1519 	uint16_t	snscb_addr[4];	/* response buffer address */
1520 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1521 	uint16_t	snscb_reserved1;
1522 	uint16_t	snscb_cmd;
1523 	uint16_t	snscb_reserved2;
1524 	uint32_t	snscb_reserved3;
1525 	uint32_t	snscb_port;
1526 	uint32_t	snscb_fc4_types[8];
1527 } sns_rft_id_req_t;
1528 #define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1529 
1530 typedef struct {
1531 	ct_hdr_t	snscb_cthdr;
1532 	uint8_t		snscb_port_type;
1533 	uint8_t		snscb_port_id[3];
1534 	uint8_t		snscb_portname[8];
1535 	uint16_t	snscb_data[1];	/* variable data */
1536 } sns_scrsp_t;	/* Subcommand Response Structure */
1537 
1538 typedef struct {
1539 	ct_hdr_t	snscb_cthdr;
1540 	uint8_t		snscb_port_type;
1541 	uint8_t		snscb_port_id[3];
1542 	uint8_t		snscb_portname[8];
1543 	uint8_t		snscb_pnlen;		/* symbolic port name length */
1544 	uint8_t		snscb_pname[255];	/* symbolic port name */
1545 	uint8_t		snscb_nodename[8];
1546 	uint8_t		snscb_nnlen;		/* symbolic node name length */
1547 	uint8_t		snscb_nname[255];	/* symbolic node name */
1548 	uint8_t		snscb_ipassoc[8];
1549 	uint8_t		snscb_ipaddr[16];
1550 	uint8_t		snscb_svc_class[4];
1551 	uint8_t		snscb_fc4_types[32];
1552 	uint8_t		snscb_fpname[8];
1553 	uint8_t		snscb_reserved;
1554 	uint8_t		snscb_hardaddr[3];
1555 } sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1556 #define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1557 
1558 typedef struct {
1559 	ct_hdr_t	snscb_cthdr;
1560 	uint8_t		snscb_wwn[8];
1561 } sns_gxn_id_rsp_t;
1562 #define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1563 
1564 typedef struct {
1565 	ct_hdr_t	snscb_cthdr;
1566 	uint32_t	snscb_fc4_features[32];
1567 } sns_gff_id_rsp_t;
1568 #define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1569 
1570 typedef struct {
1571 	ct_hdr_t	snscb_cthdr;
1572 	struct {
1573 		uint8_t		control;
1574 		uint8_t		portid[3];
1575 	} snscb_ports[1];
1576 } sns_gid_ft_rsp_t;
1577 #define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1578 #define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1579 
1580 /*
1581  * Other Misc Structures
1582  */
1583 
1584 /* ELS Pass Through */
1585 typedef struct {
1586 	isphdr_t	els_hdr;
1587 	uint32_t	els_handle;
1588 	uint16_t	els_status;
1589 	uint16_t	els_nphdl;
1590 	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1591 	uint8_t		els_vphdl;
1592 	uint8_t		els_sof;
1593 	uint32_t	els_rxid;
1594 	uint16_t	els_recv_dsd_count;	/* outgoing only */
1595 	uint8_t		els_opcode;
1596 	uint8_t		els_reserved1;
1597 	uint8_t		els_did_lo;
1598 	uint8_t		els_did_mid;
1599 	uint8_t		els_did_hi;
1600 	uint8_t		els_reserved2;
1601 	uint16_t	els_reserved3;
1602 	uint16_t	els_ctl_flags;
1603 	union {
1604 		struct {
1605 			uint32_t	_els_bytecnt;
1606 			uint32_t	_els_subcode1;
1607 			uint32_t	_els_subcode2;
1608 			uint8_t		_els_reserved4[20];
1609 		} in;
1610 		struct {
1611 			uint32_t	_els_recv_bytecnt;
1612 			uint32_t	_els_xmit_bytecnt;
1613 			uint32_t	_els_xmit_dsd_length;
1614 			uint16_t	_els_xmit_dsd_a1500;
1615 			uint16_t	_els_xmit_dsd_a3116;
1616 			uint16_t	_els_xmit_dsd_a4732;
1617 			uint16_t	_els_xmit_dsd_a6348;
1618 			uint32_t	_els_recv_dsd_length;
1619 			uint16_t	_els_recv_dsd_a1500;
1620 			uint16_t	_els_recv_dsd_a3116;
1621 			uint16_t	_els_recv_dsd_a4732;
1622 			uint16_t	_els_recv_dsd_a6348;
1623 		} out;
1624 	} inout;
1625 #define	els_bytecnt		inout.in._els_bytecnt
1626 #define	els_subcode1		inout.in._els_subcode1
1627 #define	els_subcode2		inout.in._els_subcode2
1628 #define	els_reserved4		inout.in._els_reserved4
1629 #define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1630 #define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1631 #define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1632 #define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1633 #define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1634 #define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1635 #define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1636 #define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1637 #define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1638 #define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1639 #define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1640 #define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1641 } els_t;
1642 
1643 /*
1644  * A handy package structure for running FC-SCSI commands internally
1645  */
1646 typedef struct {
1647 	uint16_t	handle;
1648 	uint16_t	lun;
1649 	uint32_t
1650 		channel : 8,
1651 		portid	: 24;
1652 	uint32_t	timeout;
1653 	union {
1654 		struct {
1655 			uint32_t data_length;
1656 			uint32_t
1657 				no_wait : 1,
1658 				do_read : 1;
1659 			uint8_t cdb[16];
1660 			void *data_ptr;
1661 		} beg;
1662 		struct {
1663 			uint32_t data_residual;
1664 			uint8_t status;
1665 			uint8_t pad;
1666 			uint16_t sense_length;
1667 			uint8_t sense_data[32];
1668 		} end;
1669 	} fcd;
1670 } isp_xcmd_t;
1671 
1672 /*
1673  * Target Mode related definitions
1674  */
1675 #define	QLTM_SENSELEN	18	/* non-FC cards only */
1676 #define QLTM_SVALID	0x80
1677 
1678 /*
1679  * Structure for Enable Lun and Modify Lun queue entries
1680  */
1681 typedef struct {
1682 	isphdr_t	le_header;
1683 	uint32_t	le_reserved;
1684 	uint8_t		le_lun;
1685 	uint8_t		le_rsvd;
1686 	uint8_t		le_ops;		/* Modify LUN only */
1687 	uint8_t		le_tgt;		/* Not for FC */
1688 	uint32_t	le_flags;	/* Not for FC */
1689 	uint8_t		le_status;
1690 	uint8_t		le_reserved2;
1691 	uint8_t		le_cmd_count;
1692 	uint8_t		le_in_count;
1693 	uint8_t		le_cdb6len;	/* Not for FC */
1694 	uint8_t		le_cdb7len;	/* Not for FC */
1695 	uint16_t	le_timeout;
1696 	uint16_t	le_reserved3[20];
1697 } lun_entry_t;
1698 
1699 /*
1700  * le_flags values
1701  */
1702 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1703 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1704 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1705 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1706 
1707 /*
1708  * le_ops values
1709  */
1710 #define LUN_CCINCR	0x01	/* increment command count */
1711 #define LUN_CCDECR	0x02	/* decrement command count */
1712 #define LUN_ININCR	0x40	/* increment immed. notify count */
1713 #define LUN_INDECR	0x80	/* decrement immed. notify count */
1714 
1715 /*
1716  * le_status values
1717  */
1718 #define	LUN_OK		0x01	/* we be rockin' */
1719 #define LUN_ERR		0x04	/* request completed with error */
1720 #define LUN_INVAL	0x06	/* invalid request */
1721 #define LUN_NOCAP	0x16	/* can't provide requested capability */
1722 #define LUN_ENABLED	0x3E	/* LUN already enabled */
1723 
1724 /*
1725  * Immediate Notify Entry structure
1726  */
1727 #define IN_MSGLEN	8	/* 8 bytes */
1728 #define IN_RSVDLEN	8	/* 8 words */
1729 typedef struct {
1730 	isphdr_t	in_header;
1731 	uint32_t	in_reserved;
1732 	uint8_t		in_lun;		/* lun */
1733 	uint8_t		in_iid;		/* initiator */
1734 	uint8_t		in_reserved2;
1735 	uint8_t		in_tgt;		/* target */
1736 	uint32_t	in_flags;
1737 	uint8_t		in_status;
1738 	uint8_t		in_rsvd2;
1739 	uint8_t		in_tag_val;	/* tag value */
1740 	uint8_t		in_tag_type;	/* tag type */
1741 	uint16_t	in_seqid;	/* sequence id */
1742 	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1743 	uint16_t	in_reserved3[IN_RSVDLEN];
1744 	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1745 } in_entry_t;
1746 
1747 typedef struct {
1748 	isphdr_t	in_header;
1749 	uint32_t	in_reserved;
1750 	uint8_t		in_lun;		/* lun */
1751 	uint8_t		in_iid;		/* initiator */
1752 	uint16_t	in_scclun;
1753 	uint32_t	in_reserved2;
1754 	uint16_t	in_status;
1755 	uint16_t	in_task_flags;
1756 	uint16_t	in_seqid;	/* sequence id */
1757 } in_fcentry_t;
1758 
1759 typedef struct {
1760 	isphdr_t	in_header;
1761 	uint32_t	in_reserved;
1762 	uint16_t	in_iid;		/* initiator */
1763 	uint16_t	in_scclun;
1764 	uint32_t	in_reserved2;
1765 	uint16_t	in_status;
1766 	uint16_t	in_task_flags;
1767 	uint16_t	in_seqid;	/* sequence id */
1768 } in_fcentry_e_t;
1769 
1770 /*
1771  * Values for the in_status field
1772  */
1773 #define	IN_REJECT	0x0D	/* Message Reject message received */
1774 #define IN_RESET	0x0E	/* Bus Reset occurred */
1775 #define IN_NO_RCAP	0x16	/* requested capability not available */
1776 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1777 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1778 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1779 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1780 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1781 #define	IN_PORT_CHANGED	0x2A	/* port changed */
1782 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1783 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1784 
1785 /*
1786  * Values for the in_task_flags field- should only get one at a time!
1787  */
1788 #define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1789 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1790 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
1791 #define	TASK_FLAGS_LUN_RESET		(1<<12)
1792 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1793 #define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1794 
1795 /*
1796  * ISP24XX Immediate Notify
1797  */
1798 typedef struct {
1799 	isphdr_t	in_header;
1800 	uint32_t	in_reserved;
1801 	uint16_t	in_nphdl;
1802 	uint16_t	in_reserved1;
1803 	uint16_t	in_flags;
1804 	uint16_t	in_srr_rxid;
1805 	uint16_t	in_status;
1806 	uint8_t		in_status_subcode;
1807 	uint8_t		in_reserved2;
1808 	uint32_t	in_rxid;
1809 	uint16_t	in_srr_reloff_lo;
1810 	uint16_t	in_srr_reloff_hi;
1811 	uint16_t	in_srr_iu;
1812 	uint16_t	in_srr_oxid;
1813 	/*
1814 	 * If bit 2 is set in in_flags, the following
1815 	 * two tags are valid. If the received ELS is
1816 	 * a LOGO, then these tags contain the N Port ID
1817 	 * from the LOGO payload. If the received ELS
1818 	 * request is TPRLO, these tags contain the
1819 	 * Third Party Originator N Port ID.
1820 	 */
1821 	uint16_t	in_nport_id_hi;
1822 	uint8_t		in_nport_id_lo;
1823 	uint8_t		in_reserved3;
1824 	/*
1825 	 * If bit 2 is set in in_flags, the following
1826 	 * tag is valid. If the received ELS is a LOGO,
1827 	 * then this tag contains the n-port handle
1828 	 * from the LOGO payload. If the received ELS
1829 	 * request is TPRLO, this tag contain the
1830 	 * n-port handle for the Third Party Originator.
1831 	 */
1832 	uint16_t	in_np_handle;
1833 	uint8_t		in_reserved4[12];
1834 	uint8_t		in_reserved5;
1835 	uint8_t		in_vpidx;
1836 	uint32_t	in_reserved6;
1837 	uint16_t	in_portid_lo;
1838 	uint8_t		in_portid_hi;
1839 	uint8_t		in_reserved7;
1840 	uint16_t	in_reserved8;
1841 	uint16_t	in_oxid;
1842 } in_fcentry_24xx_t;
1843 
1844 #define	IN24XX_FLAG_PUREX_IOCB		0x1
1845 #define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1846 #define	IN24XX_FLAG_NPHDL_VALID		0x4
1847 
1848 #define	IN24XX_LIP_RESET	0x0E
1849 #define	IN24XX_LINK_RESET	0x0F
1850 #define	IN24XX_PORT_LOGOUT	0x29
1851 #define	IN24XX_PORT_CHANGED	0x2A
1852 #define	IN24XX_LINK_FAILED	0x2E
1853 #define	IN24XX_SRR_RCVD		0x45
1854 #define	IN24XX_ELS_RCVD		0x46	/*
1855 					 * login-affectin ELS received- check
1856 					 * subcode for specific opcode
1857 					 */
1858 
1859 /*
1860  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1861  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1862  * Big Endian format.
1863  */
1864 #define	IN24XX_PLOGI_WWNN_OFF	0x20
1865 #define	IN24XX_PLOGI_WWPN_OFF	0x28
1866 
1867 /*
1868  * For f/w > 4.0.25, this offset in the Immediate Notify contain
1869  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1870  */
1871 #define	IN24XX_LOGO_WWPN_OFF	0x28
1872 
1873 /*
1874  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1875  */
1876 #define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1877 #define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1878 #define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1879 #define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1880 #define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1881 #define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1882 #define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1883 #define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1884 #define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1885 #define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1886 
1887 /*
1888  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1889  */
1890 #define	IN24XX_PORT_CHANGED_BADFAN	0x00
1891 #define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1892 #define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1893 #define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1894 #define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1895 #define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1896 
1897 /*
1898  * Notify Acknowledge Entry structure
1899  */
1900 #define NA_RSVDLEN	22
1901 typedef struct {
1902 	isphdr_t	na_header;
1903 	uint32_t	na_reserved;
1904 	uint8_t		na_lun;		/* lun */
1905 	uint8_t		na_iid;		/* initiator */
1906 	uint8_t		na_reserved2;
1907 	uint8_t		na_tgt;		/* target */
1908 	uint32_t	na_flags;
1909 	uint8_t		na_status;
1910 	uint8_t		na_event;
1911 	uint16_t	na_seqid;	/* sequence id */
1912 	uint16_t	na_reserved3[NA_RSVDLEN];
1913 } na_entry_t;
1914 
1915 /*
1916  * Value for the na_event field
1917  */
1918 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
1919 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1920 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1921 
1922 #define	NA2_RSVDLEN	21
1923 typedef struct {
1924 	isphdr_t	na_header;
1925 	uint32_t	na_reserved;
1926 	uint8_t		na_reserved1;
1927 	uint8_t		na_iid;		/* initiator loop id */
1928 	uint16_t	na_response;
1929 	uint16_t	na_flags;
1930 	uint16_t	na_reserved2;
1931 	uint16_t	na_status;
1932 	uint16_t	na_task_flags;
1933 	uint16_t	na_seqid;	/* sequence id */
1934 	uint16_t	na_reserved3[NA2_RSVDLEN];
1935 } na_fcentry_t;
1936 
1937 typedef struct {
1938 	isphdr_t	na_header;
1939 	uint32_t	na_reserved;
1940 	uint16_t	na_iid;		/* initiator loop id */
1941 	uint16_t	na_response;	/* response code */
1942 	uint16_t	na_flags;
1943 	uint16_t	na_reserved2;
1944 	uint16_t	na_status;
1945 	uint16_t	na_task_flags;
1946 	uint16_t	na_seqid;	/* sequence id */
1947 	uint16_t	na_reserved3[NA2_RSVDLEN];
1948 } na_fcentry_e_t;
1949 
1950 #define	NAFC_RCOUNT	0x80	/* increment resource count */
1951 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1952 #define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1953 
1954 /*
1955  * ISP24XX Notify Acknowledge
1956  */
1957 
1958 typedef struct {
1959 	isphdr_t	na_header;
1960 	uint32_t	na_handle;
1961 	uint16_t	na_nphdl;
1962 	uint16_t	na_reserved1;
1963 	uint16_t	na_flags;
1964 	uint16_t	na_srr_rxid;
1965 	uint16_t	na_status;
1966 	uint8_t		na_status_subcode;
1967 	uint8_t		na_reserved2;
1968 	uint32_t	na_rxid;
1969 	uint16_t	na_srr_reloff_lo;
1970 	uint16_t	na_srr_reloff_hi;
1971 	uint16_t	na_srr_iu;
1972 	uint16_t	na_srr_flags;
1973 	uint8_t		na_reserved3[18];
1974 	uint8_t		na_reserved4;
1975 	uint8_t		na_vpidx;
1976 	uint8_t		na_srr_reject_vunique;
1977 	uint8_t		na_srr_reject_explanation;
1978 	uint8_t		na_srr_reject_code;
1979 	uint8_t		na_reserved5;
1980 	uint8_t		na_reserved6[6];
1981 	uint16_t	na_oxid;
1982 } na_fcentry_24xx_t;
1983 
1984 /*
1985  * Accept Target I/O Entry structure
1986  */
1987 #define ATIO_CDBLEN	26
1988 
1989 typedef struct {
1990 	isphdr_t	at_header;
1991 	uint16_t	at_reserved;
1992 	uint16_t	at_handle;
1993 	uint8_t		at_lun;		/* lun */
1994 	uint8_t		at_iid;		/* initiator */
1995 	uint8_t		at_cdblen; 	/* cdb length */
1996 	uint8_t		at_tgt;		/* target */
1997 	uint32_t	at_flags;
1998 	uint8_t		at_status;	/* firmware status */
1999 	uint8_t		at_scsi_status;	/* scsi status */
2000 	uint8_t		at_tag_val;	/* tag value */
2001 	uint8_t		at_tag_type;	/* tag type */
2002 	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
2003 	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
2004 } at_entry_t;
2005 
2006 /*
2007  * at_flags values
2008  */
2009 #define AT_NODISC	0x00008000	/* disconnect disabled */
2010 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
2011 
2012 /*
2013  * at_status values
2014  */
2015 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
2016 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
2017 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2018 #define AT_NOCAP	0x16	/* Requested capability not available */
2019 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2020 #define AT_CDB		0x3D	/* CDB received */
2021 /*
2022  * Macros to create and fetch and test concatenated handle and tag value macros
2023  * (SPI only)
2024  */
2025 #define	AT_MAKE_TAGID(tid, aep)						\
2026 	tid = aep->at_handle;						\
2027 	if (aep->at_flags & AT_TQAE) {					\
2028 		tid |= (aep->at_tag_val << 16);				\
2029 		tid |= (1 << 24);					\
2030 	}
2031 
2032 #define	CT_MAKE_TAGID(tid, ct)						\
2033 	tid = ct->ct_fwhandle;						\
2034 	if (ct->ct_flags & CT_TQAE) {					\
2035 		tid |= (ct->ct_tag_val << 16);				\
2036 		tid |= (1 << 24);					\
2037 	}
2038 
2039 #define	AT_HAS_TAG(val)		((val) & (1 << 24))
2040 #define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2041 #define	AT_GET_HANDLE(val)	((val) & 0xffff)
2042 
2043 #define	IN_MAKE_TAGID(tid, inp)						\
2044 	tid = inp->in_seqid;						\
2045 	tid |= (inp->in_tag_val << 16);					\
2046 	tid |= (1 << 24)
2047 
2048 /*
2049  * Accept Target I/O Entry structure, Type 2
2050  */
2051 #define ATIO2_CDBLEN	16
2052 
2053 typedef struct {
2054 	isphdr_t	at_header;
2055 	uint32_t	at_reserved;
2056 	uint8_t		at_lun;		/* lun or reserved */
2057 	uint8_t		at_iid;		/* initiator */
2058 	uint16_t	at_rxid; 	/* response ID */
2059 	uint16_t	at_flags;
2060 	uint16_t	at_status;	/* firmware status */
2061 	uint8_t		at_crn;		/* command reference number */
2062 	uint8_t		at_taskcodes;
2063 	uint8_t		at_taskflags;
2064 	uint8_t		at_execodes;
2065 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2066 	uint32_t	at_datalen;		/* allocated data len */
2067 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2068 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2069 	uint16_t	at_reserved2[6];
2070 	uint16_t	at_oxid;
2071 } at2_entry_t;
2072 
2073 typedef struct {
2074 	isphdr_t	at_header;
2075 	uint32_t	at_reserved;
2076 	uint16_t	at_iid;		/* initiator */
2077 	uint16_t	at_rxid; 	/* response ID */
2078 	uint16_t	at_flags;
2079 	uint16_t	at_status;	/* firmware status */
2080 	uint8_t		at_crn;		/* command reference number */
2081 	uint8_t		at_taskcodes;
2082 	uint8_t		at_taskflags;
2083 	uint8_t		at_execodes;
2084 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2085 	uint32_t	at_datalen;		/* allocated data len */
2086 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2087 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2088 	uint16_t	at_reserved2[6];
2089 	uint16_t	at_oxid;
2090 } at2e_entry_t;
2091 
2092 #define	ATIO2_WWPN_OFFSET	0x2A
2093 #define	ATIO2_OXID_OFFSET	0x3E
2094 
2095 #define	ATIO2_TC_ATTR_MASK	0x7
2096 #define	ATIO2_TC_ATTR_SIMPLEQ	0
2097 #define	ATIO2_TC_ATTR_HEADOFQ	1
2098 #define	ATIO2_TC_ATTR_ORDERED	2
2099 #define	ATIO2_TC_ATTR_ACAQ	4
2100 #define	ATIO2_TC_ATTR_UNTAGGED	5
2101 
2102 #define	ATIO2_EX_WRITE		0x1
2103 #define	ATIO2_EX_READ		0x2
2104 /*
2105  * Macros to create and fetch and test concatenated handle and tag value macros
2106  */
2107 #define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2108 	tid = aep->at_rxid;						\
2109 	tid |= (((uint64_t)inst) << 32);				\
2110 	tid |= (((uint64_t)bus) << 48)
2111 
2112 #define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2113 	tid = ct->ct_rxid;						\
2114 	tid |= (((uint64_t)inst) << 32);				\
2115 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2116 
2117 #define	AT2_HAS_TAG(val)	1
2118 #define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2119 #define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2120 #define	AT2_GET_HANDLE		AT2_GET_TAG
2121 #define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2122 
2123 #define	FC_HAS_TAG	AT2_HAS_TAG
2124 #define	FC_GET_TAG	AT2_GET_TAG
2125 #define	FC_GET_INST	AT2_GET_INST
2126 #define	FC_GET_HANDLE	AT2_GET_HANDLE
2127 
2128 #define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2129 	tid = seqid;							\
2130 	tid |= (((uint64_t)inst) << 32);				\
2131 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2132 
2133 #define	FC_TAG_INSERT_INST(tid, inst)					\
2134 	tid &= ~0x0000ffff00000000ull;					\
2135 	tid |= (((uint64_t)inst) << 32)
2136 
2137 /*
2138  * 24XX ATIO Definition
2139  *
2140  * This is *quite* different from other entry types.
2141  * First of all, it has its own queue it comes in on.
2142  *
2143  * Secondly, it doesn't have a normal header.
2144  *
2145  * Thirdly, it's just a passthru of the FCP CMND IU
2146  * which is recorded in big endian mode.
2147  */
2148 typedef struct {
2149 	uint8_t		at_type;
2150 	uint8_t		at_count;
2151 	/*
2152 	 * Task attribute in high four bits,
2153 	 * the rest is the FCP CMND IU Length.
2154 	 * NB: the command can extend past the
2155 	 * length for a single queue entry.
2156 	 */
2157 	uint16_t	at_ta_len;
2158 	uint32_t	at_rxid;
2159 	fc_hdr_t	at_hdr;
2160 	fcp_cmnd_iu_t	at_cmnd;
2161 } at7_entry_t;
2162 #define	AT7_NORESRC_RXID	0xffffffff
2163 
2164 
2165 /*
2166  * Continue Target I/O Entry structure
2167  * Request from driver. The response from the
2168  * ISP firmware is the same except that the last 18
2169  * bytes are overwritten by suggested sense data if
2170  * the 'autosense valid' bit is set in the status byte.
2171  */
2172 typedef struct {
2173 	isphdr_t	ct_header;
2174 	uint16_t	ct_syshandle;
2175 	uint16_t	ct_fwhandle;	/* required by f/w */
2176 	uint8_t		ct_lun;	/* lun */
2177 	uint8_t		ct_iid;	/* initiator id */
2178 	uint8_t		ct_reserved2;
2179 	uint8_t		ct_tgt;	/* our target id */
2180 	uint32_t	ct_flags;
2181 	uint8_t 	ct_status;	/* isp status */
2182 	uint8_t 	ct_scsi_status;	/* scsi status */
2183 	uint8_t 	ct_tag_val;	/* tag value */
2184 	uint8_t 	ct_tag_type;	/* tag type */
2185 	uint32_t	ct_xfrlen;	/* transfer length */
2186 	int32_t		ct_resid;	/* residual length */
2187 	uint16_t	ct_timeout;
2188 	uint16_t	ct_seg_count;
2189 	ispds_t		ct_dataseg[ISP_RQDSEG];
2190 } ct_entry_t;
2191 
2192 /*
2193  * For some of the dual port SCSI adapters, port (bus #) is reported
2194  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2195  *
2196  * Note that this does not apply to FC adapters at all which can and
2197  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2198  * that have logged in across a SCSI fabric.
2199  */
2200 #define	GET_IID_VAL(x)		(x & 0x3f)
2201 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2202 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2203 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2204 
2205 /*
2206  * ct_flags values
2207  */
2208 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2209 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
2210 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
2211 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2212 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2213 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2214 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2215 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2216 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2217 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2218 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2219 
2220 /*
2221  * ct_status values
2222  * - set by the firmware when it returns the CTIO
2223  */
2224 #define CT_OK		0x01	/* completed without error */
2225 #define CT_ABORTED	0x02	/* aborted by host */
2226 #define CT_ERR		0x04	/* see sense data for error */
2227 #define CT_INVAL	0x06	/* request for disabled lun */
2228 #define CT_NOPATH	0x07	/* invalid ITL nexus */
2229 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2230 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2231 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2232 #define CT_TIMEOUT	0x0B	/* timed out */
2233 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2234 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2235 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2236 #define	CT_PANIC	0x13	/* Unrecoverable Error */
2237 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2238 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2239 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2240 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2241 #define	CT_PORTUNAVAIL	0x28	/* port not available */
2242 #define	CT_LOGOUT	0x29	/* port logout */
2243 #define	CT_PORTCHANGED	0x2A	/* port changed */
2244 #define	CT_IDE		0x33	/* Initiator Detected Error */
2245 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2246 #define	CT_SRR		0x45	/* SRR Received */
2247 #define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2248 
2249 #define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2250 
2251 /*
2252  * When the firmware returns a CTIO entry, it may overwrite the last
2253  * part of the structure with sense data. This starts at offset 0x2E
2254  * into the entry, which is in the middle of ct_dataseg[1]. Rather
2255  * than define a new struct for this, I'm just using the sense data
2256  * offset.
2257  */
2258 #define CTIO_SENSE_OFFSET	0x2E
2259 
2260 /*
2261  * Entry length in u_longs. All entries are the same size so
2262  * any one will do as the numerator.
2263  */
2264 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2265 
2266 /*
2267  * QLA2100 CTIO (type 2) entry
2268  */
2269 #define	MAXRESPLEN	26
2270 typedef struct {
2271 	isphdr_t	ct_header;
2272 	uint32_t	ct_syshandle;
2273 	uint8_t		ct_lun;		/* lun */
2274 	uint8_t		ct_iid;		/* initiator id */
2275 	uint16_t	ct_rxid;	/* response ID */
2276 	uint16_t	ct_flags;
2277 	uint16_t 	ct_status;	/* isp status */
2278 	uint16_t	ct_timeout;
2279 	uint16_t	ct_seg_count;
2280 	uint32_t	ct_reloff;	/* relative offset */
2281 	int32_t		ct_resid;	/* residual length */
2282 	union {
2283 		/*
2284 		 * The three different modes that the target driver
2285 		 * can set the CTIO{2,3,4} up as.
2286 		 *
2287 		 * The first is for sending FCP_DATA_IUs as well as
2288 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2289 		 *
2290 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2291 		 * Note that no FCP_DATA_IUs will be sent.
2292 		 *
2293 		 * The third is for sending FCP_RSP_IUs as built specifically
2294 		 * in system memory as located by the isp_dataseg.
2295 		 */
2296 		struct {
2297 			uint32_t _reserved;
2298 			uint16_t _reserved2;
2299 			uint16_t ct_scsi_status;
2300 			uint32_t ct_xfrlen;
2301 			union {
2302 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2303 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2304 				ispdslist_t ct_dslist;
2305 			} u;
2306 		} m0;
2307 		struct {
2308 			uint16_t _reserved;
2309 			uint16_t _reserved2;
2310 			uint16_t ct_senselen;
2311 			uint16_t ct_scsi_status;
2312 			uint16_t ct_resplen;
2313 			uint8_t  ct_resp[MAXRESPLEN];
2314 		} m1;
2315 		struct {
2316 			uint32_t _reserved;
2317 			uint16_t _reserved2;
2318 			uint16_t _reserved3;
2319 			uint32_t ct_datalen;
2320 			ispds_t ct_fcp_rsp_iudata;
2321 		} m2;
2322 	} rsp;
2323 } ct2_entry_t;
2324 
2325 typedef struct {
2326 	isphdr_t	ct_header;
2327 	uint32_t	ct_syshandle;
2328 	uint16_t	ct_iid;		/* initiator id */
2329 	uint16_t	ct_rxid;	/* response ID */
2330 	uint16_t	ct_flags;
2331 	uint16_t 	ct_status;	/* isp status */
2332 	uint16_t	ct_timeout;
2333 	uint16_t	ct_seg_count;
2334 	uint32_t	ct_reloff;	/* relative offset */
2335 	int32_t		ct_resid;	/* residual length */
2336 	union {
2337 		struct {
2338 			uint32_t _reserved;
2339 			uint16_t _reserved2;
2340 			uint16_t ct_scsi_status;
2341 			uint32_t ct_xfrlen;
2342 			union {
2343 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2344 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2345 				ispdslist_t ct_dslist;
2346 			} u;
2347 		} m0;
2348 		struct {
2349 			uint16_t _reserved;
2350 			uint16_t _reserved2;
2351 			uint16_t ct_senselen;
2352 			uint16_t ct_scsi_status;
2353 			uint16_t ct_resplen;
2354 			uint8_t  ct_resp[MAXRESPLEN];
2355 		} m1;
2356 		struct {
2357 			uint32_t _reserved;
2358 			uint16_t _reserved2;
2359 			uint16_t _reserved3;
2360 			uint32_t ct_datalen;
2361 			ispds_t ct_fcp_rsp_iudata;
2362 		} m2;
2363 	} rsp;
2364 } ct2e_entry_t;
2365 
2366 /*
2367  * ct_flags values for CTIO2
2368  */
2369 #define	CT2_FLAG_MODE0	0x0000
2370 #define	CT2_FLAG_MODE1	0x0001
2371 #define	CT2_FLAG_MODE2	0x0002
2372 #define		CT2_FLAG_MMASK	0x0003
2373 #define CT2_DATA_IN	0x0040
2374 #define CT2_DATA_OUT	0x0080
2375 #define CT2_NO_DATA	0x00C0
2376 #define 	CT2_DATAMASK	0x00C0
2377 #define	CT2_CCINCR	0x0100
2378 #define	CT2_FASTPOST	0x0200
2379 #define	CT2_CONFIRM	0x2000
2380 #define	CT2_TERMINATE	0x4000
2381 #define CT2_SENDSTATUS	0x8000
2382 
2383 /*
2384  * ct_status values are (mostly) the same as that for ct_entry.
2385  */
2386 
2387 /*
2388  * ct_scsi_status values- the low 8 bits are the normal SCSI status
2389  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2390  * fields.
2391  */
2392 #define	CT2_RSPLEN_VALID	0x0100
2393 #define	CT2_SNSLEN_VALID	0x0200
2394 #define	CT2_DATA_OVER		0x0400
2395 #define	CT2_DATA_UNDER		0x0800
2396 
2397 /*
2398  * ISP24XX CTIO
2399  */
2400 #define	MAXRESPLEN_24XX	24
2401 typedef struct {
2402 	isphdr_t	ct_header;
2403 	uint32_t	ct_syshandle;
2404 	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2405 	uint16_t	ct_timeout;
2406 	uint16_t	ct_seg_count;
2407 	uint8_t		ct_vpidx;
2408 	uint8_t		ct_xflags;
2409 	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2410 	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2411 	uint8_t		ct_reserved;
2412 	uint32_t	ct_rxid;
2413 	uint16_t	ct_senselen;	/* mode 1 only */
2414 	uint16_t	ct_flags;
2415 	int32_t		ct_resid;	/* residual length */
2416 	uint16_t	ct_oxid;
2417 	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2418 	union {
2419 		struct {
2420 			uint32_t	reloff;
2421 			uint32_t	reserved0;
2422 			uint32_t	ct_xfrlen;
2423 			uint32_t	reserved1;
2424 			ispds64_t	ds;
2425 		} m0;
2426 		struct {
2427 			uint16_t ct_resplen;
2428 			uint16_t reserved;
2429 			uint8_t  ct_resp[MAXRESPLEN_24XX];
2430 		} m1;
2431 		struct {
2432 			uint32_t reserved0;
2433 			uint32_t ct_datalen;
2434 			uint32_t reserved1;
2435 			ispds64_t ct_fcp_rsp_iudata;
2436 		} m2;
2437 	} rsp;
2438 } ct7_entry_t;
2439 
2440 /*
2441  * ct_flags values for CTIO7
2442  */
2443 #define CT7_DATA_IN	0x0002
2444 #define CT7_DATA_OUT	0x0001
2445 #define CT7_NO_DATA	0x0000
2446 #define 	CT7_DATAMASK	0x003
2447 #define	CT7_DSD_ENABLE	0x0004
2448 #define	CT7_CONF_STSFD	0x0010
2449 #define	CT7_EXPLCT_CONF	0x0020
2450 #define	CT7_FLAG_MODE0	0x0000
2451 #define	CT7_FLAG_MODE1	0x0040
2452 #define	CT7_FLAG_MODE2	0x0080
2453 #define		CT7_FLAG_MMASK	0x00C0
2454 #define	CT7_NOACK	0x0100
2455 #define	CT7_TASK_ATTR_SHIFT	9
2456 #define	CT7_CONFIRM	0x2000
2457 #define	CT7_TERMINATE	0x4000
2458 #define CT7_SENDSTATUS	0x8000
2459 
2460 /*
2461  * Type 7 CTIO status codes
2462  */
2463 #define CT7_OK		0x01	/* completed without error */
2464 #define CT7_ABORTED	0x02	/* aborted by host */
2465 #define CT7_ERR		0x04	/* see sense data for error */
2466 #define CT7_INVAL	0x06	/* request for disabled lun */
2467 #define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2468 #define	CT7_DATA_OVER	0x09	/* Data Overrun */
2469 #define CT7_TIMEOUT	0x0B	/* timed out */
2470 #define CT7_RESET	0x0E	/* LIP Rset Received */
2471 #define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2472 #define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2473 #define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2474 #define	CT7_PORTUNAVAIL	0x28	/* port not available */
2475 #define	CT7_LOGOUT	0x29	/* port logout */
2476 #define	CT7_PORTCHANGED	0x2A	/* port changed */
2477 #define	CT7_SRR		0x45	/* SRR Received */
2478 
2479 /*
2480  * Other 24XX related target IOCBs
2481  */
2482 
2483 /*
2484  * ABTS Received
2485  */
2486 typedef struct {
2487 	isphdr_t	abts_header;
2488 	uint8_t		abts_reserved0[6];
2489 	uint16_t	abts_nphdl;
2490 	uint16_t	abts_reserved1;
2491 	uint16_t	abts_sof;
2492 	uint32_t	abts_rxid_abts;
2493 	uint16_t	abts_did_lo;
2494 	uint8_t		abts_did_hi;
2495 	uint8_t		abts_r_ctl;
2496 	uint16_t	abts_sid_lo;
2497 	uint8_t		abts_sid_hi;
2498 	uint8_t		abts_cs_ctl;
2499 	uint16_t	abts_fs_ctl;
2500 	uint8_t		abts_f_ctl;
2501 	uint8_t		abts_type;
2502 	uint16_t	abts_seq_cnt;
2503 	uint8_t		abts_df_ctl;
2504 	uint8_t		abts_seq_id;
2505 	uint16_t	abts_rx_id;
2506 	uint16_t	abts_ox_id;
2507 	uint32_t	abts_param;
2508 	uint8_t		abts_reserved2[16];
2509 	uint32_t	abts_rxid_task;
2510 } abts_t;
2511 
2512 typedef struct {
2513 	isphdr_t	abts_rsp_header;
2514 	uint32_t	abts_rsp_handle;
2515 	uint16_t	abts_rsp_status;
2516 	uint16_t	abts_rsp_nphdl;
2517 	uint16_t	abts_rsp_ctl_flags;
2518 	uint16_t	abts_rsp_sof;
2519 	uint32_t	abts_rsp_rxid_abts;
2520 	uint16_t	abts_rsp_did_lo;
2521 	uint8_t		abts_rsp_did_hi;
2522 	uint8_t		abts_rsp_r_ctl;
2523 	uint16_t	abts_rsp_sid_lo;
2524 	uint8_t		abts_rsp_sid_hi;
2525 	uint8_t		abts_rsp_cs_ctl;
2526 	uint16_t	abts_rsp_f_ctl_lo;
2527 	uint8_t		abts_rsp_f_ctl_hi;
2528 	uint8_t		abts_rsp_type;
2529 	uint16_t	abts_rsp_seq_cnt;
2530 	uint8_t		abts_rsp_df_ctl;
2531 	uint8_t		abts_rsp_seq_id;
2532 	uint16_t	abts_rsp_rx_id;
2533 	uint16_t	abts_rsp_ox_id;
2534 	uint32_t	abts_rsp_param;
2535 	union {
2536 		struct {
2537 			uint16_t reserved;
2538 			uint8_t	last_seq_id;
2539 			uint8_t seq_id_valid;
2540 			uint16_t aborted_rx_id;
2541 			uint16_t aborted_ox_id;
2542 			uint16_t high_seq_cnt;
2543 			uint16_t low_seq_cnt;
2544 			uint8_t reserved2[4];
2545 		} ba_acc;
2546 		struct {
2547 			uint8_t vendor_unique;
2548 			uint8_t	explanation;
2549 			uint8_t reason;
2550 			uint8_t reserved;
2551 			uint8_t reserved2[12];
2552 		} ba_rjt;
2553 		struct {
2554 			uint8_t reserved[8];
2555 			uint32_t subcode1;
2556 			uint32_t subcode2;
2557 		} rsp;
2558 		uint8_t reserved[16];
2559 	} abts_rsp_payload;
2560 	uint32_t	abts_rsp_rxid_task;
2561 } abts_rsp_t;
2562 
2563 /* terminate this ABTS exchange */
2564 #define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2565 
2566 #define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2567 #define	ISP24XX_ABTS_RSP_RESET		0x04
2568 #define	ISP24XX_ABTS_RSP_ABORTED	0x05
2569 #define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2570 #define	ISP24XX_ABTS_RSP_INVXID		0x08
2571 #define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2572 #define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2573 
2574 #define	ISP24XX_NO_TASK			0xffffffff
2575 
2576 /*
2577  * Miscellaneous
2578  *
2579  * These are the limits of the number of dma segments we
2580  * can deal with based not on the size of the segment counter
2581  * (which is 16 bits), but on the size of the number of
2582  * queue entries field (which is 8 bits). We assume no
2583  * segments in the first queue entry, so we can either
2584  * have 7 dma segments per continuation entry or 5
2585  * (for 64 bit dma).. multiplying out by 254....
2586  */
2587 #define	ISP_NSEG_MAX	1778
2588 #define	ISP_NSEG64_MAX	1270
2589 
2590 #endif	/* _ISPMBOX_H */
2591