xref: /freebsd/sys/dev/isp/ispmbox.h (revision ff0ba87247820afbdfdc1b307c803f7923d0e4d3)
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 	uint8_t		req_crn;
432 	uint8_t		req_reserved;
433 	uint16_t	req_time;
434 	uint16_t	req_seg_count;
435 	uint8_t		req_cdb[16];
436 	uint32_t	req_totalcnt;
437 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
438 } ispreqt2_t;
439 
440 typedef struct {
441 	isphdr_t	req_header;
442 	uint32_t	req_handle;
443 	uint16_t	req_target;
444 	uint16_t	req_scclun;
445 	uint16_t	req_flags;
446 	uint16_t	req_reserved;
447 	uint16_t	req_time;
448 	uint16_t	req_seg_count;
449 	uint8_t		req_cdb[16];
450 	uint32_t	req_totalcnt;
451 	ispds_t		req_dataseg[ISP_RQDSEG_T2];
452 } ispreqt2e_t;
453 
454 #define	ISP_RQDSEG_T3		2
455 typedef struct {
456 	isphdr_t	req_header;
457 	uint32_t	req_handle;
458 	uint8_t		req_lun_trn;
459 	uint8_t		req_target;
460 	uint16_t	req_scclun;
461 	uint16_t	req_flags;
462 	uint8_t		req_crn;
463 	uint8_t		req_reserved;
464 	uint16_t	req_time;
465 	uint16_t	req_seg_count;
466 	uint8_t		req_cdb[16];
467 	uint32_t	req_totalcnt;
468 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
469 } ispreqt3_t;
470 #define	ispreq64_t	ispreqt3_t	/* same as.... */
471 
472 typedef struct {
473 	isphdr_t	req_header;
474 	uint32_t	req_handle;
475 	uint16_t	req_target;
476 	uint16_t	req_scclun;
477 	uint16_t	req_flags;
478 	uint8_t		req_crn;
479 	uint8_t		req_reserved;
480 	uint16_t	req_time;
481 	uint16_t	req_seg_count;
482 	uint8_t		req_cdb[16];
483 	uint32_t	req_totalcnt;
484 	ispds64_t	req_dataseg[ISP_RQDSEG_T3];
485 } ispreqt3e_t;
486 
487 /* req_flag values */
488 #define	REQFLAG_NODISCON	0x0001
489 #define	REQFLAG_HTAG		0x0002
490 #define	REQFLAG_OTAG		0x0004
491 #define	REQFLAG_STAG		0x0008
492 #define	REQFLAG_TARGET_RTN	0x0010
493 
494 #define	REQFLAG_NODATA		0x0000
495 #define	REQFLAG_DATA_IN		0x0020
496 #define	REQFLAG_DATA_OUT	0x0040
497 #define	REQFLAG_DATA_UNKNOWN	0x0060
498 
499 #define	REQFLAG_DISARQ		0x0100
500 #define	REQFLAG_FRC_ASYNC	0x0200
501 #define	REQFLAG_FRC_SYNC	0x0400
502 #define	REQFLAG_FRC_WIDE	0x0800
503 #define	REQFLAG_NOPARITY	0x1000
504 #define	REQFLAG_STOPQ		0x2000
505 #define	REQFLAG_XTRASNS		0x4000
506 #define	REQFLAG_PRIORITY	0x8000
507 
508 typedef struct {
509 	isphdr_t	req_header;
510 	uint32_t	req_handle;
511 	uint8_t		req_lun_trn;
512 	uint8_t		req_target;
513 	uint16_t	req_cdblen;
514 	uint16_t	req_flags;
515 	uint16_t	req_reserved;
516 	uint16_t	req_time;
517 	uint16_t	req_seg_count;
518 	uint8_t		req_cdb[44];
519 } ispextreq_t;
520 
521 
522 /*
523  * ISP24XX structures
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_reserved;
532 	uint8_t		req_lun[8];
533 	uint8_t		req_alen_datadir;
534 	uint8_t		req_task_management;
535 	uint8_t		req_task_attribute;
536 	uint8_t		req_crn;
537 	uint8_t		req_cdb[16];
538 	uint32_t	req_dl;
539 	uint16_t	req_tidlo;
540 	uint8_t		req_tidhi;
541 	uint8_t		req_vpidx;
542 	ispds64_t	req_dataseg;
543 } ispreqt7_t;
544 
545 /* Task Management Request Function */
546 typedef struct {
547 	isphdr_t	tmf_header;
548 	uint32_t	tmf_handle;
549 	uint16_t	tmf_nphdl;
550 	uint8_t		tmf_reserved0[2];
551 	uint16_t	tmf_delay;
552 	uint16_t	tmf_timeout;
553 	uint8_t		tmf_lun[8];
554 	uint32_t	tmf_flags;
555 	uint8_t		tmf_reserved1[20];
556 	uint16_t	tmf_tidlo;
557 	uint8_t		tmf_tidhi;
558 	uint8_t		tmf_vpidx;
559 	uint8_t		tmf_reserved2[12];
560 } isp24xx_tmf_t;
561 
562 #define	ISP24XX_TMF_NOSEND		0x80000000
563 
564 #define	ISP24XX_TMF_LUN_RESET		0x00000010
565 #define	ISP24XX_TMF_ABORT_TASK_SET	0x00000008
566 #define	ISP24XX_TMF_CLEAR_TASK_SET	0x00000004
567 #define	ISP24XX_TMF_TARGET_RESET	0x00000002
568 #define	ISP24XX_TMF_CLEAR_ACA		0x00000001
569 
570 /* I/O Abort Structure */
571 typedef struct {
572 	isphdr_t	abrt_header;
573 	uint32_t	abrt_handle;
574 	uint16_t	abrt_nphdl;
575 	uint16_t	abrt_options;
576 	uint32_t	abrt_cmd_handle;
577 	uint8_t		abrt_reserved[32];
578 	uint16_t	abrt_tidlo;
579 	uint8_t		abrt_tidhi;
580 	uint8_t		abrt_vpidx;
581 	uint8_t		abrt_reserved1[12];
582 } isp24xx_abrt_t;
583 
584 #define	ISP24XX_ABRT_NOSEND	0x01	/* don't actually send ABTS */
585 #define	ISP24XX_ABRT_OKAY	0x00	/* in nphdl on return */
586 #define	ISP24XX_ABRT_ENXIO	0x31	/* in nphdl on return */
587 
588 #define	ISP_CDSEG	7
589 typedef struct {
590 	isphdr_t	req_header;
591 	uint32_t	req_reserved;
592 	ispds_t		req_dataseg[ISP_CDSEG];
593 } ispcontreq_t;
594 
595 #define	ISP_CDSEG64	5
596 typedef struct {
597 	isphdr_t	req_header;
598 	ispds64_t	req_dataseg[ISP_CDSEG64];
599 } ispcontreq64_t;
600 
601 typedef struct {
602 	isphdr_t	req_header;
603 	uint32_t	req_handle;
604 	uint16_t	req_scsi_status;
605 	uint16_t	req_completion_status;
606 	uint16_t	req_state_flags;
607 	uint16_t	req_status_flags;
608 	uint16_t	req_time;
609 #define	req_response_len	req_time	/* FC only */
610 	uint16_t	req_sense_len;
611 	uint32_t	req_resid;
612 	uint8_t		req_response[8];	/* FC only */
613 	uint8_t		req_sense_data[32];
614 } ispstatusreq_t;
615 
616 /*
617  * Status Continuation
618  */
619 typedef struct {
620 	isphdr_t	req_header;
621 	uint8_t		req_sense_data[60];
622 } ispstatus_cont_t;
623 
624 /*
625  * 24XX Type 0 status
626  */
627 typedef struct {
628 	isphdr_t	req_header;
629 	uint32_t	req_handle;
630 	uint16_t	req_completion_status;
631 	uint16_t	req_oxid;
632 	uint32_t	req_resid;
633 	uint16_t	req_reserved0;
634 	uint16_t	req_state_flags;
635 	uint16_t	req_reserved1;
636 	uint16_t	req_scsi_status;
637 	uint32_t	req_fcp_residual;
638 	uint32_t	req_sense_len;
639 	uint32_t	req_response_len;
640 	uint8_t		req_rsp_sense[28];
641 } isp24xx_statusreq_t;
642 
643 /*
644  * For Qlogic 2X00, the high order byte of SCSI status has
645  * additional meaning.
646  */
647 #define	RQCS_RU	0x800	/* Residual Under */
648 #define	RQCS_RO	0x400	/* Residual Over */
649 #define	RQCS_RESID	(RQCS_RU|RQCS_RO)
650 #define	RQCS_SV	0x200	/* Sense Length Valid */
651 #define	RQCS_RV	0x100	/* FCP Response Length Valid */
652 
653 /*
654  * CT Passthru IOCB
655  */
656 typedef struct {
657 	isphdr_t	ctp_header;
658 	uint32_t	ctp_handle;
659 	uint16_t	ctp_status;
660 	uint16_t	ctp_nphdl;	/* n-port handle */
661 	uint16_t	ctp_cmd_cnt;	/* Command DSD count */
662 	uint8_t		ctp_vpidx;
663 	uint8_t		ctp_reserved0;
664 	uint16_t	ctp_time;
665 	uint16_t	ctp_reserved1;
666 	uint16_t	ctp_rsp_cnt;	/* Response DSD count */
667 	uint16_t	ctp_reserved2[5];
668 	uint32_t	ctp_rsp_bcnt;	/* Response byte count */
669 	uint32_t	ctp_cmd_bcnt;	/* Command byte count */
670 	ispds64_t	ctp_dataseg[2];
671 } isp_ct_pt_t;
672 
673 /*
674  * MS Passthru IOCB
675  */
676 typedef struct {
677 	isphdr_t	ms_header;
678 	uint32_t	ms_handle;
679 	uint16_t	ms_nphdl;	/* handle in high byte for !2k f/w */
680 	uint16_t	ms_status;
681 	uint16_t	ms_flags;
682 	uint16_t	ms_reserved1;	/* low 8 bits */
683 	uint16_t	ms_time;
684 	uint16_t	ms_cmd_cnt;	/* Command DSD count */
685 	uint16_t	ms_tot_cnt;	/* Total DSD Count */
686 	uint8_t		ms_type;	/* MS type */
687 	uint8_t		ms_r_ctl;	/* R_CTL */
688 	uint16_t	ms_rxid;	/* RX_ID */
689 	uint16_t	ms_reserved2;
690 	uint32_t	ms_handle2;
691 	uint32_t	ms_rsp_bcnt;	/* Response byte count */
692 	uint32_t	ms_cmd_bcnt;	/* Command byte count */
693 	ispds64_t	ms_dataseg[2];
694 } isp_ms_t;
695 
696 /*
697  * Completion Status Codes.
698  */
699 #define RQCS_COMPLETE			0x0000
700 #define RQCS_DMA_ERROR			0x0002
701 #define RQCS_RESET_OCCURRED		0x0004
702 #define RQCS_ABORTED			0x0005
703 #define RQCS_TIMEOUT			0x0006
704 #define RQCS_DATA_OVERRUN		0x0007
705 #define RQCS_DATA_UNDERRUN		0x0015
706 #define	RQCS_QUEUE_FULL			0x001C
707 
708 /* 1X00 Only Completion Codes */
709 #define RQCS_INCOMPLETE			0x0001
710 #define RQCS_TRANSPORT_ERROR		0x0003
711 #define RQCS_COMMAND_OVERRUN		0x0008
712 #define RQCS_STATUS_OVERRUN		0x0009
713 #define RQCS_BAD_MESSAGE		0x000a
714 #define RQCS_NO_MESSAGE_OUT		0x000b
715 #define RQCS_EXT_ID_FAILED		0x000c
716 #define RQCS_IDE_MSG_FAILED		0x000d
717 #define RQCS_ABORT_MSG_FAILED		0x000e
718 #define RQCS_REJECT_MSG_FAILED		0x000f
719 #define RQCS_NOP_MSG_FAILED		0x0010
720 #define RQCS_PARITY_ERROR_MSG_FAILED	0x0011
721 #define RQCS_DEVICE_RESET_MSG_FAILED	0x0012
722 #define RQCS_ID_MSG_FAILED		0x0013
723 #define RQCS_UNEXP_BUS_FREE		0x0014
724 #define	RQCS_XACT_ERR1			0x0018
725 #define	RQCS_XACT_ERR2			0x0019
726 #define	RQCS_XACT_ERR3			0x001A
727 #define	RQCS_BAD_ENTRY			0x001B
728 #define	RQCS_PHASE_SKIPPED		0x001D
729 #define	RQCS_ARQS_FAILED		0x001E
730 #define	RQCS_WIDE_FAILED		0x001F
731 #define	RQCS_SYNCXFER_FAILED		0x0020
732 #define	RQCS_LVD_BUSERR			0x0021
733 
734 /* 2X00 Only Completion Codes */
735 #define	RQCS_PORT_UNAVAILABLE		0x0028
736 #define	RQCS_PORT_LOGGED_OUT		0x0029
737 #define	RQCS_PORT_CHANGED		0x002A
738 #define	RQCS_PORT_BUSY			0x002B
739 
740 /* 24XX Only Completion Codes */
741 #define	RQCS_24XX_DRE			0x0011	/* data reassembly error */
742 #define	RQCS_24XX_TABORT		0x0013	/* aborted by target */
743 #define	RQCS_24XX_ENOMEM		0x002C	/* f/w resource unavailable */
744 #define	RQCS_24XX_TMO			0x0030	/* task management overrun */
745 
746 
747 /*
748  * 1X00 specific State Flags
749  */
750 #define RQSF_GOT_BUS			0x0100
751 #define RQSF_GOT_TARGET			0x0200
752 #define RQSF_SENT_CDB			0x0400
753 #define RQSF_XFRD_DATA			0x0800
754 #define RQSF_GOT_STATUS			0x1000
755 #define RQSF_GOT_SENSE			0x2000
756 #define	RQSF_XFER_COMPLETE		0x4000
757 
758 /*
759  * 2X00 specific State Flags
760  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
761  */
762 #define	RQSF_DATA_IN			0x0020
763 #define	RQSF_DATA_OUT			0x0040
764 #define	RQSF_STAG			0x0008
765 #define	RQSF_OTAG			0x0004
766 #define	RQSF_HTAG			0x0002
767 /*
768  * 1X00 Status Flags
769  */
770 #define RQSTF_DISCONNECT		0x0001
771 #define RQSTF_SYNCHRONOUS		0x0002
772 #define RQSTF_PARITY_ERROR		0x0004
773 #define RQSTF_BUS_RESET			0x0008
774 #define RQSTF_DEVICE_RESET		0x0010
775 #define RQSTF_ABORTED			0x0020
776 #define RQSTF_TIMEOUT			0x0040
777 #define RQSTF_NEGOTIATION		0x0080
778 
779 /*
780  * 2X00 specific state flags
781  */
782 /* RQSF_SENT_CDB	*/
783 /* RQSF_XFRD_DATA	*/
784 /* RQSF_GOT_STATUS	*/
785 /* RQSF_XFER_COMPLETE	*/
786 
787 /*
788  * 2X00 specific status flags
789  */
790 /* RQSTF_ABORTED */
791 /* RQSTF_TIMEOUT */
792 #define	RQSTF_DMA_ERROR			0x0080
793 #define	RQSTF_LOGOUT			0x2000
794 
795 /*
796  * Miscellaneous
797  */
798 #ifndef	ISP_EXEC_THROTTLE
799 #define	ISP_EXEC_THROTTLE	16
800 #endif
801 
802 /*
803  * About Firmware returns an 'attribute' word in mailbox 6.
804  * These attributes are for 2200 and 2300.
805  */
806 #define	ISP_FW_ATTR_TMODE	0x0001
807 #define	ISP_FW_ATTR_SCCLUN	0x0002
808 #define	ISP_FW_ATTR_FABRIC	0x0004
809 #define	ISP_FW_ATTR_CLASS2	0x0008
810 #define	ISP_FW_ATTR_FCTAPE	0x0010
811 #define	ISP_FW_ATTR_IP		0x0020
812 #define	ISP_FW_ATTR_VI		0x0040
813 #define	ISP_FW_ATTR_VI_SOLARIS	0x0080
814 #define	ISP_FW_ATTR_2KLOGINS	0x0100	/* just a guess... */
815 
816 /* and these are for the 2400 */
817 #define	ISP2400_FW_ATTR_CLASS2	0x0001
818 #define	ISP2400_FW_ATTR_IP	0x0002
819 #define	ISP2400_FW_ATTR_MULTIID	0x0004
820 #define	ISP2400_FW_ATTR_SB2	0x0008
821 #define	ISP2400_FW_ATTR_T10CRC	0x0010
822 #define	ISP2400_FW_ATTR_VI	0x0020
823 #define	ISP2400_FW_ATTR_VP0	0x1000
824 #define	ISP2400_FW_ATTR_EXPFW	0x2000
825 #define	ISP2400_FW_ATTR_EXTNDED	0x8000
826 
827 /*
828  * These are either manifestly true or are dependent on f/w attributes
829  */
830 #define	ISP_CAP_TMODE(isp)	\
831 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
832 #define	ISP_CAP_SCCFW(isp)	\
833 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
834 #define	ISP_CAP_2KLOGIN(isp)	\
835 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
836 
837 /*
838  * This is only true for 24XX cards with this f/w attribute
839  */
840 #define	ISP_CAP_MULTI_ID(isp)	\
841 	(IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
842 #define	ISP_GET_VPIDX(isp, tag) \
843 	(ISP_CAP_MULTI_ID(isp) ? tag : 0)
844 
845 /*
846  * This is true manifestly or is dependent on a f/w attribute
847  * but may or may not actually be *enabled*. In any case, it
848  * is enabled on a per-channel basis.
849  */
850 #define	ISP_CAP_FCTAPE(isp)	\
851 	(IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_FCTAPE))
852 
853 #define	ISP_FCTAPE_ENABLED(isp, chan)	\
854 	(IS_24XX(isp)? (FCPARAM(isp, chan)->isp_xfwoptions & ICB2400_OPT2_FCTAPE) != 0 : (FCPARAM(isp, chan)->isp_xfwoptions & ICBXOPT_FCTAPE) != 0)
855 
856 /*
857  * Reduced Interrupt Operation Response Queue Entries
858  */
859 
860 typedef struct {
861 	isphdr_t	req_header;
862 	uint32_t	req_handles[15];
863 } isp_rio1_t;
864 
865 typedef struct {
866 	isphdr_t	req_header;
867 	uint16_t	req_handles[30];
868 } isp_rio2_t;
869 
870 /*
871  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
872  */
873 
874 /*
875  * Initialization Control Block
876  *
877  * Version One (prime) format.
878  */
879 typedef struct {
880 	uint8_t		icb_version;
881 	uint8_t		icb_reserved0;
882 	uint16_t	icb_fwoptions;
883 	uint16_t	icb_maxfrmlen;
884 	uint16_t	icb_maxalloc;
885 	uint16_t	icb_execthrottle;
886 	uint8_t		icb_retry_count;
887 	uint8_t		icb_retry_delay;
888 	uint8_t		icb_portname[8];
889 	uint16_t	icb_hardaddr;
890 	uint8_t		icb_iqdevtype;
891 	uint8_t		icb_logintime;
892 	uint8_t		icb_nodename[8];
893 	uint16_t	icb_rqstout;
894 	uint16_t	icb_rspnsin;
895 	uint16_t	icb_rqstqlen;
896 	uint16_t	icb_rsltqlen;
897 	uint16_t	icb_rqstaddr[4];
898 	uint16_t	icb_respaddr[4];
899 	uint16_t	icb_lunenables;
900 	uint8_t		icb_ccnt;
901 	uint8_t		icb_icnt;
902 	uint16_t	icb_lunetimeout;
903 	uint16_t	icb_reserved1;
904 	uint16_t	icb_xfwoptions;
905 	uint8_t		icb_racctimer;
906 	uint8_t		icb_idelaytimer;
907 	uint16_t	icb_zfwoptions;
908 	uint16_t	icb_reserved2[13];
909 } isp_icb_t;
910 
911 #define	ICB_VERSION1	1
912 
913 #define	ICBOPT_EXTENDED		0x8000
914 #define	ICBOPT_BOTH_WWNS	0x4000
915 #define	ICBOPT_FULL_LOGIN	0x2000
916 #define	ICBOPT_STOP_ON_QFULL	0x1000	/* 2200/2100 only */
917 #define	ICBOPT_PREVLOOP		0x0800
918 #define	ICBOPT_SRCHDOWN		0x0400
919 #define	ICBOPT_NOLIP		0x0200
920 #define	ICBOPT_PDBCHANGE_AE	0x0100
921 #define	ICBOPT_TGT_TYPE		0x0080
922 #define	ICBOPT_INI_ADISC	0x0040
923 #define	ICBOPT_INI_DISABLE	0x0020
924 #define	ICBOPT_TGT_ENABLE	0x0010
925 #define	ICBOPT_FAST_POST	0x0008
926 #define	ICBOPT_FULL_DUPLEX	0x0004
927 #define	ICBOPT_FAIRNESS		0x0002
928 #define	ICBOPT_HARD_ADDRESS	0x0001
929 
930 #define	ICBXOPT_NO_LOGOUT	0x8000	/* no logout on link failure */
931 #define	ICBXOPT_FCTAPE_CCQ	0x4000	/* FC-Tape Command Queueing */
932 #define	ICBXOPT_FCTAPE_CONFIRM	0x2000
933 #define	ICBXOPT_FCTAPE		0x1000
934 #define	ICBXOPT_CLASS2_ACK0	0x0200
935 #define	ICBXOPT_CLASS2		0x0100
936 #define	ICBXOPT_NO_PLAY		0x0080	/* don't play if can't get hard addr */
937 #define	ICBXOPT_TOPO_MASK	0x0070
938 #define	ICBXOPT_LOOP_ONLY	0x0000
939 #define	ICBXOPT_PTP_ONLY	0x0010
940 #define	ICBXOPT_LOOP_2_PTP	0x0020
941 #define	ICBXOPT_PTP_2_LOOP	0x0030
942 /*
943  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
944  * RIO is not defined for the 23XX cards (just 2200)
945  */
946 #define	ICBXOPT_RIO_OFF		0
947 #define	ICBXOPT_RIO_16BIT	1
948 #define	ICBXOPT_RIO_32BIT	2
949 #define	ICBXOPT_RIO_16BIT_IOCB	3
950 #define	ICBXOPT_RIO_32BIT_IOCB	4
951 #define	ICBXOPT_ZIO		5
952 #define	ICBXOPT_TIMER_MASK	0x7
953 
954 #define	ICBZOPT_RATE_MASK	0xC000
955 #define	ICBZOPT_RATE_ONEGB	0x0000
956 #define	ICBZOPT_RATE_AUTO	0x8000
957 #define	ICBZOPT_RATE_TWOGB	0x4000
958 #define	ICBZOPT_50_OHM		0x2000
959 #define	ICBZOPT_ENA_OOF		0x0040	/* out of order frame handling */
960 #define	ICBZOPT_RSPSZ_MASK	0x0030
961 #define	ICBZOPT_RSPSZ_24	0x0000
962 #define	ICBZOPT_RSPSZ_12	0x0010
963 #define	ICBZOPT_RSPSZ_24A	0x0020
964 #define	ICBZOPT_RSPSZ_32	0x0030
965 #define	ICBZOPT_SOFTID		0x0002
966 #define	ICBZOPT_ENA_RDXFR_RDY	0x0001
967 
968 /* 2400 F/W options */
969 #define	ICB2400_OPT1_BOTH_WWNS		0x00004000
970 #define	ICB2400_OPT1_FULL_LOGIN		0x00002000
971 #define	ICB2400_OPT1_PREVLOOP		0x00000800
972 #define	ICB2400_OPT1_SRCHDOWN		0x00000400
973 #define	ICB2400_OPT1_NOLIP		0x00000200
974 #define	ICB2400_OPT1_INI_DISABLE	0x00000020
975 #define	ICB2400_OPT1_TGT_ENABLE		0x00000010
976 #define	ICB2400_OPT1_FULL_DUPLEX	0x00000004
977 #define	ICB2400_OPT1_FAIRNESS		0x00000002
978 #define	ICB2400_OPT1_HARD_ADDRESS	0x00000001
979 
980 #define	ICB2400_OPT2_TPRLIC		0x00004000
981 #define	ICB2400_OPT2_FCTAPE		0x00001000
982 #define	ICB2400_OPT2_FCSP		0x00000800
983 #define	ICB2400_OPT2_CLASS2_ACK0	0x00000200
984 #define	ICB2400_OPT2_CLASS2		0x00000100
985 #define	ICB2400_OPT2_NO_PLAY		0x00000080
986 #define	ICB2400_OPT2_TOPO_MASK		0x00000070
987 #define	ICB2400_OPT2_LOOP_ONLY		0x00000000
988 #define	ICB2400_OPT2_PTP_ONLY		0x00000010
989 #define	ICB2400_OPT2_LOOP_2_PTP		0x00000020
990 #define	ICB2400_OPT2_TIMER_MASK		0x0000000f
991 #define	ICB2400_OPT2_ZIO		0x00000005
992 #define	ICB2400_OPT2_ZIO1		0x00000006
993 
994 #define	ICB2400_OPT3_75_OHM		0x00010000
995 #define	ICB2400_OPT3_RATE_MASK		0x0000E000
996 #define	ICB2400_OPT3_RATE_ONEGB		0x00000000
997 #define	ICB2400_OPT3_RATE_TWOGB		0x00002000
998 #define ICB2400_OPT3_RATE_AUTO		0x00004000
999 #define	ICB2400_OPT3_RATE_FOURGB	0x00006000
1000 #define	ICB2400_OPT3_RATE_EIGHTGB	0x00008000
1001 #define	ICB2400_OPT3_ENA_OOF_XFRDY	0x00000200
1002 #define	ICB2400_OPT3_NO_LOCAL_PLOGI	0x00000080
1003 #define	ICB2400_OPT3_ENA_OOF		0x00000040
1004 /* note that a response size flag of zero is reserved! */
1005 #define	ICB2400_OPT3_RSPSZ_MASK		0x00000030
1006 #define	ICB2400_OPT3_RSPSZ_12		0x00000010
1007 #define	ICB2400_OPT3_RSPSZ_24		0x00000020
1008 #define	ICB2400_OPT3_RSPSZ_32		0x00000030
1009 #define	ICB2400_OPT3_SOFTID		0x00000002
1010 
1011 #define	ICB_MIN_FRMLEN		256
1012 #define	ICB_MAX_FRMLEN		2112
1013 #define	ICB_DFLT_FRMLEN		1024
1014 #define	ICB_DFLT_ALLOC		256
1015 #define	ICB_DFLT_THROTTLE	16
1016 #define	ICB_DFLT_RDELAY		5
1017 #define	ICB_DFLT_RCOUNT		3
1018 
1019 #define	ICB_LOGIN_TOV		30
1020 #define	ICB_LUN_ENABLE_TOV	15
1021 
1022 
1023 /*
1024  * And somebody at QLogic had a great idea that you could just change
1025  * the structure *and* keep the version number the same as the other cards.
1026  */
1027 typedef struct {
1028 	uint16_t	icb_version;
1029 	uint16_t	icb_reserved0;
1030 	uint16_t	icb_maxfrmlen;
1031 	uint16_t	icb_execthrottle;
1032 	uint16_t	icb_xchgcnt;
1033 	uint16_t	icb_hardaddr;
1034 	uint8_t		icb_portname[8];
1035 	uint8_t		icb_nodename[8];
1036 	uint16_t	icb_rspnsin;
1037 	uint16_t	icb_rqstout;
1038 	uint16_t	icb_retry_count;
1039 	uint16_t	icb_priout;
1040 	uint16_t	icb_rsltqlen;
1041 	uint16_t	icb_rqstqlen;
1042 	uint16_t	icb_ldn_nols;
1043 	uint16_t	icb_prqstqlen;
1044 	uint16_t	icb_rqstaddr[4];
1045 	uint16_t	icb_respaddr[4];
1046 	uint16_t	icb_priaddr[4];
1047 	uint16_t	icb_reserved1[4];
1048 	uint16_t	icb_atio_in;
1049 	uint16_t	icb_atioqlen;
1050 	uint16_t	icb_atioqaddr[4];
1051 	uint16_t	icb_idelaytimer;
1052 	uint16_t	icb_logintime;
1053 	uint32_t	icb_fwoptions1;
1054 	uint32_t	icb_fwoptions2;
1055 	uint32_t	icb_fwoptions3;
1056 	uint16_t	icb_reserved2[12];
1057 } isp_icb_2400_t;
1058 
1059 #define	RQRSP_ADDR0015	0
1060 #define	RQRSP_ADDR1631	1
1061 #define	RQRSP_ADDR3247	2
1062 #define	RQRSP_ADDR4863	3
1063 
1064 
1065 #define	ICB_NNM0	7
1066 #define	ICB_NNM1	6
1067 #define	ICB_NNM2	5
1068 #define	ICB_NNM3	4
1069 #define	ICB_NNM4	3
1070 #define	ICB_NNM5	2
1071 #define	ICB_NNM6	1
1072 #define	ICB_NNM7	0
1073 
1074 #define	MAKE_NODE_NAME_FROM_WWN(array, wwn)	\
1075 	array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
1076 	array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
1077 	array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
1078 	array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
1079 	array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
1080 	array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
1081 	array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
1082 	array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
1083 
1084 #define	MAKE_WWN_FROM_NODE_NAME(wwn, array)	\
1085 	wwn =	((uint64_t) array[ICB_NNM0]) | \
1086 		((uint64_t) array[ICB_NNM1] <<  8) | \
1087 		((uint64_t) array[ICB_NNM2] << 16) | \
1088 		((uint64_t) array[ICB_NNM3] << 24) | \
1089 		((uint64_t) array[ICB_NNM4] << 32) | \
1090 		((uint64_t) array[ICB_NNM5] << 40) | \
1091 		((uint64_t) array[ICB_NNM6] << 48) | \
1092 		((uint64_t) array[ICB_NNM7] << 56)
1093 
1094 
1095 /*
1096  * For MULTI_ID firmware, this describes a
1097  * virtual port entity for getting status.
1098  */
1099 typedef struct {
1100 	uint16_t	vp_port_status;
1101 	uint8_t		vp_port_options;
1102 	uint8_t		vp_port_loopid;
1103 	uint8_t		vp_port_portname[8];
1104 	uint8_t		vp_port_nodename[8];
1105 	uint16_t	vp_port_portid_lo;	/* not present when trailing icb */
1106 	uint16_t	vp_port_portid_hi;	/* not present when trailing icb */
1107 } vp_port_info_t;
1108 
1109 #define	ICB2400_VPOPT_TGT_DISABLE	0x00000020	/* disable target mode */
1110 #define	ICB2400_VPOPT_INI_ENABLE	0x00000010	/* enable initiator mode */
1111 #define	ICB2400_VPOPT_ENABLED		0x00000008
1112 #define	ICB2400_VPOPT_NOPLAY		0x00000004
1113 #define	ICB2400_VPOPT_PREVLOOP		0x00000002
1114 #define	ICB2400_VPOPT_HARD_ADDRESS	0x00000001
1115 
1116 #define	ICB2400_VPOPT_WRITE_SIZE	20
1117 
1118 /*
1119  * For MULTI_ID firmware, we append this structure
1120  * to the isp_icb_2400_t above, followed by a list
1121  * structures that are *most* of the vp_port_info_t.
1122  */
1123 typedef struct {
1124 	uint16_t	vp_count;
1125 	uint16_t	vp_global_options;
1126 } isp_icb_2400_vpinfo_t;
1127 
1128 #define	ICB2400_VPINFO_OFF	0x80	/* offset from start of ICB */
1129 #define	ICB2400_VPINFO_PORT_OFF(chan)		\
1130     ICB2400_VPINFO_OFF + 			\
1131     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
1132 
1133 #define	ICB2400_VPGOPT_FCA		0x01	/* Assume Clean Address bit in FLOGI ACC set (works only in static configurations) */
1134 #define	ICB2400_VPGOPT_MID_DISABLE	0x02	/* when set, connection mode2 will work with NPIV-capable switched */
1135 #define	ICB2400_VPGOPT_VP0_DECOUPLE	0x04	/* Allow VP0 decoupling if firmware supports it */
1136 
1137 typedef struct {
1138 	isphdr_t	vp_ctrl_hdr;
1139 	uint32_t	vp_ctrl_handle;
1140 	uint16_t	vp_ctrl_index_fail;
1141 	uint16_t	vp_ctrl_status;
1142 	uint16_t	vp_ctrl_command;
1143 	uint16_t	vp_ctrl_vp_count;
1144 	uint16_t	vp_ctrl_idmap[8];
1145 	uint8_t		vp_ctrl_reserved[32];
1146 } vp_ctrl_info_t;
1147 
1148 #define	VP_CTRL_CMD_ENABLE_VP			0
1149 #define	VP_CTRL_CMD_DISABLE_VP			8
1150 #define	VP_CTRL_CMD_DISABLE_VP_REINIT_LINK	9
1151 #define	VP_CTRL_CMD_DISABLE_VP_LOGO		0xA
1152 
1153 /*
1154  * We can use this structure for modifying either one or two VP ports after initialization
1155  */
1156 typedef struct {
1157 	isphdr_t	vp_mod_hdr;
1158 	uint32_t	vp_mod_hdl;
1159 	uint16_t	vp_mod_reserved0;
1160 	uint16_t	vp_mod_status;
1161 	uint8_t		vp_mod_cmd;
1162 	uint8_t		vp_mod_cnt;
1163 	uint8_t		vp_mod_idx0;
1164 	uint8_t		vp_mod_idx1;
1165 	struct {
1166 		uint8_t		options;
1167 		uint8_t		loopid;
1168 		uint16_t	reserved1;
1169 		uint8_t		wwpn[8];
1170 		uint8_t		wwnn[8];
1171 	} vp_mod_ports[2];
1172 	uint8_t		vp_mod_reserved2[8];
1173 } vp_modify_t;
1174 
1175 #define	VP_STS_OK	0x00
1176 #define	VP_STS_ERR	0x01
1177 #define	VP_CNT_ERR	0x02
1178 #define	VP_GEN_ERR	0x03
1179 #define	VP_IDX_ERR	0x04
1180 #define	VP_STS_BSY	0x05
1181 
1182 #define	VP_MODIFY_VP	0x00
1183 #define	VP_MODIFY_ENA	0x01
1184 
1185 /*
1186  * Port Data Base Element
1187  */
1188 
1189 typedef struct {
1190 	uint16_t	pdb_options;
1191 	uint8_t		pdb_mstate;
1192 	uint8_t		pdb_sstate;
1193 	uint8_t		pdb_hardaddr_bits[4];
1194 	uint8_t		pdb_portid_bits[4];
1195 	uint8_t		pdb_nodename[8];
1196 	uint8_t		pdb_portname[8];
1197 	uint16_t	pdb_execthrottle;
1198 	uint16_t	pdb_exec_count;
1199 	uint8_t		pdb_retry_count;
1200 	uint8_t		pdb_retry_delay;
1201 	uint16_t	pdb_resalloc;
1202 	uint16_t	pdb_curalloc;
1203 	uint16_t	pdb_qhead;
1204 	uint16_t	pdb_qtail;
1205 	uint16_t	pdb_tl_next;
1206 	uint16_t	pdb_tl_last;
1207 	uint16_t	pdb_features;	/* PLOGI, Common Service */
1208 	uint16_t	pdb_pconcurrnt;	/* PLOGI, Common Service */
1209 	uint16_t	pdb_roi;	/* PLOGI, Common Service */
1210 	uint8_t		pdb_target;
1211 	uint8_t		pdb_initiator;	/* PLOGI, Class 3 Control Flags */
1212 	uint16_t	pdb_rdsiz;	/* PLOGI, Class 3 */
1213 	uint16_t	pdb_ncseq;	/* PLOGI, Class 3 */
1214 	uint16_t	pdb_noseq;	/* PLOGI, Class 3 */
1215 	uint16_t	pdb_labrtflg;
1216 	uint16_t	pdb_lstopflg;
1217 	uint16_t	pdb_sqhead;
1218 	uint16_t	pdb_sqtail;
1219 	uint16_t	pdb_ptimer;
1220 	uint16_t	pdb_nxt_seqid;
1221 	uint16_t	pdb_fcount;
1222 	uint16_t	pdb_prli_len;
1223 	uint16_t	pdb_prli_svc0;
1224 	uint16_t	pdb_prli_svc3;
1225 	uint16_t	pdb_loopid;
1226 	uint16_t	pdb_il_ptr;
1227 	uint16_t	pdb_sl_ptr;
1228 } isp_pdb_21xx_t;
1229 
1230 #define	PDB_OPTIONS_XMITTING	(1<<11)
1231 #define	PDB_OPTIONS_LNKXMIT	(1<<10)
1232 #define	PDB_OPTIONS_ABORTED	(1<<9)
1233 #define	PDB_OPTIONS_ADISC	(1<<1)
1234 
1235 #define	PDB_STATE_DISCOVERY	0
1236 #define	PDB_STATE_WDISC_ACK	1
1237 #define	PDB_STATE_PLOGI		2
1238 #define	PDB_STATE_PLOGI_ACK	3
1239 #define	PDB_STATE_PRLI		4
1240 #define	PDB_STATE_PRLI_ACK	5
1241 #define	PDB_STATE_LOGGED_IN	6
1242 #define	PDB_STATE_PORT_UNAVAIL	7
1243 #define	PDB_STATE_PRLO		8
1244 #define	PDB_STATE_PRLO_ACK	9
1245 #define	PDB_STATE_PLOGO		10
1246 #define	PDB_STATE_PLOG_ACK	11
1247 
1248 #define	SVC3_ROLE_MASK		0x30
1249 #define	SVC3_ROLE_SHIFT		4
1250 
1251 #define	BITS2WORD(x)		((x)[0] << 16 | (x)[3] << 8 | (x)[2])
1252 #define	BITS2WORD_24XX(x)	((x)[0] << 16 | (x)[1] << 8 | (x)[2])
1253 
1254 /*
1255  * Port Data Base Element- 24XX cards
1256  */
1257 typedef struct {
1258 	uint16_t	pdb_flags;
1259 	uint8_t		pdb_curstate;
1260 	uint8_t		pdb_laststate;
1261 	uint8_t		pdb_hardaddr_bits[4];
1262 	uint8_t		pdb_portid_bits[4];
1263 #define		pdb_nxt_seqid_2400	pdb_portid_bits[3]
1264 	uint16_t	pdb_retry_timer;
1265 	uint16_t	pdb_handle;
1266 	uint16_t	pdb_rcv_dsize;
1267 	uint16_t	pdb_reserved0;
1268 	uint16_t	pdb_prli_svc0;
1269 	uint16_t	pdb_prli_svc3;
1270 	uint8_t		pdb_portname[8];
1271 	uint8_t		pdb_nodename[8];
1272 	uint8_t		pdb_reserved1[24];
1273 } isp_pdb_24xx_t;
1274 
1275 #define	PDB2400_TID_SUPPORTED	0x4000
1276 #define	PDB2400_FC_TAPE		0x0080
1277 #define	PDB2400_CLASS2_ACK0	0x0040
1278 #define	PDB2400_FCP_CONF	0x0020
1279 #define	PDB2400_CLASS2		0x0010
1280 #define	PDB2400_ADDR_VALID	0x0002
1281 
1282 #define	PDB2400_STATE_PLOGI_PEND	0x03
1283 #define	PDB2400_STATE_PLOGI_DONE	0x04
1284 #define	PDB2400_STATE_PRLI_PEND		0x05
1285 #define	PDB2400_STATE_LOGGED_IN		0x06
1286 #define	PDB2400_STATE_PORT_UNAVAIL	0x07
1287 #define	PDB2400_STATE_PRLO_PEND		0x09
1288 #define	PDB2400_STATE_LOGO_PEND		0x0B
1289 
1290 /*
1291  * Common elements from the above two structures that are actually useful to us.
1292  */
1293 typedef struct {
1294 	uint16_t	handle;
1295 	uint16_t	prli_word3;
1296 	uint32_t		: 8,
1297 			portid	: 24;
1298 	uint8_t		portname[8];
1299 	uint8_t		nodename[8];
1300 } isp_pdb_t;
1301 
1302 /*
1303  * Port Database Changed Async Event information for 24XX cards
1304  */
1305 #define	PDB24XX_AE_OK		0x00
1306 #define	PDB24XX_AE_IMPL_LOGO_1	0x01
1307 #define	PDB24XX_AE_IMPL_LOGO_2	0x02
1308 #define	PDB24XX_AE_IMPL_LOGO_3	0x03
1309 #define	PDB24XX_AE_PLOGI_RCVD	0x04
1310 #define	PDB24XX_AE_PLOGI_RJT	0x05
1311 #define	PDB24XX_AE_PRLI_RCVD	0x06
1312 #define	PDB24XX_AE_PRLI_RJT	0x07
1313 #define	PDB24XX_AE_TPRLO	0x08
1314 #define	PDB24XX_AE_TPRLO_RJT	0x09
1315 #define	PDB24XX_AE_PRLO_RCVD	0x0a
1316 #define	PDB24XX_AE_LOGO_RCVD	0x0b
1317 #define	PDB24XX_AE_TOPO_CHG	0x0c
1318 #define	PDB24XX_AE_NPORT_CHG	0x0d
1319 #define	PDB24XX_AE_FLOGI_RJT	0x0e
1320 #define	PDB24XX_AE_BAD_FANN	0x0f
1321 #define	PDB24XX_AE_FLOGI_TIMO	0x10
1322 #define	PDB24XX_AE_ABX_LOGO	0x11
1323 #define	PDB24XX_AE_PLOGI_DONE	0x12
1324 #define	PDB24XX_AE_PRLI_DONJE	0x13
1325 #define	PDB24XX_AE_OPN_1	0x14
1326 #define	PDB24XX_AE_OPN_2	0x15
1327 #define	PDB24XX_AE_TXERR	0x16
1328 #define	PDB24XX_AE_FORCED_LOGO	0x17
1329 #define	PDB24XX_AE_DISC_TIMO	0x18
1330 
1331 /*
1332  * Genericized Port Login/Logout software structure
1333  */
1334 typedef struct {
1335 	uint16_t	handle;
1336 	uint16_t	channel;
1337 	uint32_t
1338 		flags	: 8,
1339 		portid	: 24;
1340 } isp_plcmd_t;
1341 /* the flags to use are those for PLOGX_FLG_* below */
1342 
1343 /*
1344  * ISP24XX- Login/Logout Port IOCB
1345  */
1346 typedef struct {
1347 	isphdr_t	plogx_header;
1348 	uint32_t	plogx_handle;
1349 	uint16_t	plogx_status;
1350 	uint16_t	plogx_nphdl;
1351 	uint16_t	plogx_flags;
1352 	uint16_t	plogx_vphdl;		/* low 8 bits */
1353 	uint16_t	plogx_portlo;		/* low 16 bits */
1354 	uint16_t	plogx_rspsz_porthi;
1355 	struct {
1356 		uint16_t	lo16;
1357 		uint16_t	hi16;
1358 	} plogx_ioparm[11];
1359 } isp_plogx_t;
1360 
1361 #define	PLOGX_STATUS_OK		0x00
1362 #define	PLOGX_STATUS_UNAVAIL	0x28
1363 #define	PLOGX_STATUS_LOGOUT	0x29
1364 #define	PLOGX_STATUS_IOCBERR	0x31
1365 
1366 #define	PLOGX_IOCBERR_NOLINK	0x01
1367 #define	PLOGX_IOCBERR_NOIOCB	0x02
1368 #define	PLOGX_IOCBERR_NOXGHG	0x03
1369 #define	PLOGX_IOCBERR_FAILED	0x04	/* further info in IOPARM 1 */
1370 #define	PLOGX_IOCBERR_NOFABRIC	0x05
1371 #define	PLOGX_IOCBERR_NOTREADY	0x07
1372 #define	PLOGX_IOCBERR_NOLOGIN	0x08	/* further info in IOPARM 1 */
1373 #define	PLOGX_IOCBERR_NOPCB	0x0a
1374 #define	PLOGX_IOCBERR_REJECT	0x18	/* further info in IOPARM 1 */
1375 #define	PLOGX_IOCBERR_EINVAL	0x19	/* further info in IOPARM 1 */
1376 #define	PLOGX_IOCBERR_PORTUSED	0x1a	/* further info in IOPARM 1 */
1377 #define	PLOGX_IOCBERR_HNDLUSED	0x1b	/* further info in IOPARM 1 */
1378 #define	PLOGX_IOCBERR_NOHANDLE	0x1c
1379 #define	PLOGX_IOCBERR_NOFLOGI	0x1f	/* further info in IOPARM 1 */
1380 
1381 #define	PLOGX_FLG_CMD_MASK	0xf
1382 #define	PLOGX_FLG_CMD_PLOGI	0
1383 #define	PLOGX_FLG_CMD_PRLI	1
1384 #define	PLOGX_FLG_CMD_PDISC	2
1385 #define	PLOGX_FLG_CMD_LOGO	8
1386 #define	PLOGX_FLG_CMD_PRLO	9
1387 #define	PLOGX_FLG_CMD_TPRLO	10
1388 
1389 #define	PLOGX_FLG_COND_PLOGI		0x10	/* if with PLOGI */
1390 #define	PLOGX_FLG_IMPLICIT		0x10	/* if with LOGO, PRLO, TPRLO */
1391 #define	PLOGX_FLG_SKIP_PRLI		0x20	/* if with PLOGI */
1392 #define	PLOGX_FLG_IMPLICIT_LOGO_ALL	0x20	/* if with LOGO */
1393 #define	PLOGX_FLG_EXPLICIT_LOGO		0x40	/* if with LOGO */
1394 #define	PLOGX_FLG_COMMON_FEATURES	0x80	/* if with PLOGI */
1395 #define	PLOGX_FLG_FREE_NPHDL		0x80	/* if with with LOGO */
1396 
1397 #define	PLOGX_FLG_CLASS2		0x100	/* if with PLOGI */
1398 #define	PLOGX_FLG_FCP2_OVERRIDE		0x200	/* if with PRLOG, PRLI */
1399 
1400 /*
1401  * Report ID Acquisistion (24XX multi-id firmware)
1402  */
1403 typedef struct {
1404 	isphdr_t	ridacq_hdr;
1405 	uint32_t	ridacq_handle;
1406 	union {
1407 		struct {
1408 			uint8_t		ridacq_vp_acquired;
1409 			uint8_t		ridacq_vp_setup;
1410 			uint16_t	ridacq_reserved0;
1411 		} type0;	/* type 0 */
1412 		struct {
1413 			uint16_t	ridacq_vp_count;
1414 			uint8_t		ridacq_vp_index;
1415 			uint8_t		ridacq_vp_status;
1416 		} type1;	/* type 1 */
1417 	} un;
1418 	uint16_t	ridacq_vp_port_lo;
1419 	uint8_t		ridacq_vp_port_hi;
1420 	uint8_t		ridacq_format;		/* 0 or 1 */
1421 	uint16_t	ridacq_map[8];
1422 	uint8_t		ridacq_reserved1[32];
1423 } isp_ridacq_t;
1424 
1425 #define	RIDACQ_STS_COMPLETE	0
1426 #define	RIDACQ_STS_UNACQUIRED	1
1427 #define	RIDACQ_STS_CHANGED	20
1428 
1429 
1430 /*
1431  * Simple Name Server Data Structures
1432  */
1433 #define	SNS_GA_NXT	0x100
1434 #define	SNS_GPN_ID	0x112
1435 #define	SNS_GNN_ID	0x113
1436 #define	SNS_GFF_ID	0x11F
1437 #define	SNS_GID_FT	0x171
1438 #define	SNS_RFT_ID	0x217
1439 typedef struct {
1440 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1441 	uint16_t	snscb_reserved0;
1442 	uint16_t	snscb_addr[4];	/* response buffer address */
1443 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1444 	uint16_t	snscb_reserved1;
1445 	uint16_t	snscb_data[];	/* variable data */
1446 } sns_screq_t;	/* Subcommand Request Structure */
1447 
1448 typedef struct {
1449 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1450 	uint16_t	snscb_reserved0;
1451 	uint16_t	snscb_addr[4];	/* response buffer address */
1452 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1453 	uint16_t	snscb_reserved1;
1454 	uint16_t	snscb_cmd;
1455 	uint16_t	snscb_reserved2;
1456 	uint32_t	snscb_reserved3;
1457 	uint32_t	snscb_port;
1458 } sns_ga_nxt_req_t;
1459 #define	SNS_GA_NXT_REQ_SIZE	(sizeof (sns_ga_nxt_req_t))
1460 
1461 typedef struct {
1462 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1463 	uint16_t	snscb_reserved0;
1464 	uint16_t	snscb_addr[4];	/* response buffer address */
1465 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1466 	uint16_t	snscb_reserved1;
1467 	uint16_t	snscb_cmd;
1468 	uint16_t	snscb_reserved2;
1469 	uint32_t	snscb_reserved3;
1470 	uint32_t	snscb_portid;
1471 } sns_gxn_id_req_t;
1472 #define	SNS_GXN_ID_REQ_SIZE	(sizeof (sns_gxn_id_req_t))
1473 
1474 typedef struct {
1475 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1476 	uint16_t	snscb_reserved0;
1477 	uint16_t	snscb_addr[4];	/* response buffer address */
1478 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1479 	uint16_t	snscb_reserved1;
1480 	uint16_t	snscb_cmd;
1481 	uint16_t	snscb_mword_div_2;
1482 	uint32_t	snscb_reserved3;
1483 	uint32_t	snscb_fc4_type;
1484 } sns_gid_ft_req_t;
1485 #define	SNS_GID_FT_REQ_SIZE	(sizeof (sns_gid_ft_req_t))
1486 
1487 typedef struct {
1488 	uint16_t	snscb_rblen;	/* response buffer length (words) */
1489 	uint16_t	snscb_reserved0;
1490 	uint16_t	snscb_addr[4];	/* response buffer address */
1491 	uint16_t	snscb_sblen;	/* subcommand buffer length (words) */
1492 	uint16_t	snscb_reserved1;
1493 	uint16_t	snscb_cmd;
1494 	uint16_t	snscb_reserved2;
1495 	uint32_t	snscb_reserved3;
1496 	uint32_t	snscb_port;
1497 	uint32_t	snscb_fc4_types[8];
1498 } sns_rft_id_req_t;
1499 #define	SNS_RFT_ID_REQ_SIZE	(sizeof (sns_rft_id_req_t))
1500 
1501 typedef struct {
1502 	ct_hdr_t	snscb_cthdr;
1503 	uint8_t		snscb_port_type;
1504 	uint8_t		snscb_port_id[3];
1505 	uint8_t		snscb_portname[8];
1506 	uint16_t	snscb_data[];	/* variable data */
1507 } sns_scrsp_t;	/* Subcommand Response Structure */
1508 
1509 typedef struct {
1510 	ct_hdr_t	snscb_cthdr;
1511 	uint8_t		snscb_port_type;
1512 	uint8_t		snscb_port_id[3];
1513 	uint8_t		snscb_portname[8];
1514 	uint8_t		snscb_pnlen;		/* symbolic port name length */
1515 	uint8_t		snscb_pname[255];	/* symbolic port name */
1516 	uint8_t		snscb_nodename[8];
1517 	uint8_t		snscb_nnlen;		/* symbolic node name length */
1518 	uint8_t		snscb_nname[255];	/* symbolic node name */
1519 	uint8_t		snscb_ipassoc[8];
1520 	uint8_t		snscb_ipaddr[16];
1521 	uint8_t		snscb_svc_class[4];
1522 	uint8_t		snscb_fc4_types[32];
1523 	uint8_t		snscb_fpname[8];
1524 	uint8_t		snscb_reserved;
1525 	uint8_t		snscb_hardaddr[3];
1526 } sns_ga_nxt_rsp_t;	/* Subcommand Response Structure */
1527 #define	SNS_GA_NXT_RESP_SIZE	(sizeof (sns_ga_nxt_rsp_t))
1528 
1529 typedef struct {
1530 	ct_hdr_t	snscb_cthdr;
1531 	uint8_t		snscb_wwn[8];
1532 } sns_gxn_id_rsp_t;
1533 #define	SNS_GXN_ID_RESP_SIZE	(sizeof (sns_gxn_id_rsp_t))
1534 
1535 typedef struct {
1536 	ct_hdr_t	snscb_cthdr;
1537 	uint32_t	snscb_fc4_features[32];
1538 } sns_gff_id_rsp_t;
1539 #define	SNS_GFF_ID_RESP_SIZE	(sizeof (sns_gff_id_rsp_t))
1540 
1541 typedef struct {
1542 	ct_hdr_t	snscb_cthdr;
1543 	struct {
1544 		uint8_t		control;
1545 		uint8_t		portid[3];
1546 	} snscb_ports[1];
1547 } sns_gid_ft_rsp_t;
1548 #define	SNS_GID_FT_RESP_SIZE(x)	((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
1549 #define	SNS_RFT_ID_RESP_SIZE	(sizeof (ct_hdr_t))
1550 
1551 /*
1552  * Other Misc Structures
1553  */
1554 
1555 /* ELS Pass Through */
1556 typedef struct {
1557 	isphdr_t	els_hdr;
1558 	uint32_t	els_handle;
1559 	uint16_t	els_status;
1560 	uint16_t	els_nphdl;
1561 	uint16_t	els_xmit_dsd_count;	/* outgoing only */
1562 	uint8_t		els_vphdl;
1563 	uint8_t		els_sof;
1564 	uint32_t	els_rxid;
1565 	uint16_t	els_recv_dsd_count;	/* outgoing only */
1566 	uint8_t		els_opcode;
1567 	uint8_t		els_reserved1;
1568 	uint8_t		els_did_lo;
1569 	uint8_t		els_did_mid;
1570 	uint8_t		els_did_hi;
1571 	uint8_t		els_reserved2;
1572 	uint16_t	els_reserved3;
1573 	uint16_t	els_ctl_flags;
1574 	union {
1575 		struct {
1576 			uint32_t	_els_bytecnt;
1577 			uint32_t	_els_subcode1;
1578 			uint32_t	_els_subcode2;
1579 			uint8_t		_els_reserved4[20];
1580 		} in;
1581 		struct {
1582 			uint32_t	_els_recv_bytecnt;
1583 			uint32_t	_els_xmit_bytecnt;
1584 			uint32_t	_els_xmit_dsd_length;
1585 			uint16_t	_els_xmit_dsd_a1500;
1586 			uint16_t	_els_xmit_dsd_a3116;
1587 			uint16_t	_els_xmit_dsd_a4732;
1588 			uint16_t	_els_xmit_dsd_a6348;
1589 			uint32_t	_els_recv_dsd_length;
1590 			uint16_t	_els_recv_dsd_a1500;
1591 			uint16_t	_els_recv_dsd_a3116;
1592 			uint16_t	_els_recv_dsd_a4732;
1593 			uint16_t	_els_recv_dsd_a6348;
1594 		} out;
1595 	} inout;
1596 #define	els_bytecnt		inout.in._els_bytecnt
1597 #define	els_subcode1		inout.in._els_subcode1
1598 #define	els_subcode2		inout.in._els_subcode2
1599 #define	els_reserved4		inout.in._els_reserved4
1600 #define	els_recv_bytecnt	inout.out._els_recv_bytecnt
1601 #define	els_xmit_bytecnt	inout.out._els_xmit_bytecnt
1602 #define	els_xmit_dsd_length	inout.out._els_xmit_dsd_length
1603 #define	els_xmit_dsd_a1500	inout.out._els_xmit_dsd_a1500
1604 #define	els_xmit_dsd_a3116	inout.out._els_xmit_dsd_a3116
1605 #define	els_xmit_dsd_a4732	inout.out._els_xmit_dsd_a4732
1606 #define	els_xmit_dsd_a6348	inout.out._els_xmit_dsd_a6348
1607 #define	els_recv_dsd_length	inout.out._els_recv_dsd_length
1608 #define	els_recv_dsd_a1500	inout.out._els_recv_dsd_a1500
1609 #define	els_recv_dsd_a3116	inout.out._els_recv_dsd_a3116
1610 #define	els_recv_dsd_a4732	inout.out._els_recv_dsd_a4732
1611 #define	els_recv_dsd_a6348	inout.out._els_recv_dsd_a6348
1612 } els_t;
1613 
1614 /*
1615  * A handy package structure for running FC-SCSI commands internally
1616  */
1617 typedef struct {
1618 	uint16_t	handle;
1619 	uint16_t	lun;
1620 	uint32_t
1621 		channel : 8,
1622 		portid	: 24;
1623 	uint32_t	timeout;
1624 	union {
1625 		struct {
1626 			uint32_t data_length;
1627 			uint32_t
1628 				no_wait : 1,
1629 				do_read : 1;
1630 			uint8_t cdb[16];
1631 			void *data_ptr;
1632 		} beg;
1633 		struct {
1634 			uint32_t data_residual;
1635 			uint8_t status;
1636 			uint8_t pad;
1637 			uint16_t sense_length;
1638 			uint8_t sense_data[32];
1639 		} end;
1640 	} fcd;
1641 } isp_xcmd_t;
1642 
1643 /*
1644  * Target Mode related definitions
1645  */
1646 #define	QLTM_SENSELEN	18	/* non-FC cards only */
1647 #define QLTM_SVALID	0x80
1648 
1649 /*
1650  * Structure for Enable Lun and Modify Lun queue entries
1651  */
1652 typedef struct {
1653 	isphdr_t	le_header;
1654 	uint32_t	le_reserved;
1655 	uint8_t		le_lun;
1656 	uint8_t		le_rsvd;
1657 	uint8_t		le_ops;		/* Modify LUN only */
1658 	uint8_t		le_tgt;		/* Not for FC */
1659 	uint32_t	le_flags;	/* Not for FC */
1660 	uint8_t		le_status;
1661 	uint8_t		le_reserved2;
1662 	uint8_t		le_cmd_count;
1663 	uint8_t		le_in_count;
1664 	uint8_t		le_cdb6len;	/* Not for FC */
1665 	uint8_t		le_cdb7len;	/* Not for FC */
1666 	uint16_t	le_timeout;
1667 	uint16_t	le_reserved3[20];
1668 } lun_entry_t;
1669 
1670 /*
1671  * le_flags values
1672  */
1673 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
1674 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
1675 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
1676 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
1677 
1678 /*
1679  * le_ops values
1680  */
1681 #define LUN_CCINCR	0x01	/* increment command count */
1682 #define LUN_CCDECR	0x02	/* decrement command count */
1683 #define LUN_ININCR	0x40	/* increment immed. notify count */
1684 #define LUN_INDECR	0x80	/* decrement immed. notify count */
1685 
1686 /*
1687  * le_status values
1688  */
1689 #define	LUN_OK		0x01	/* we be rockin' */
1690 #define LUN_ERR		0x04	/* request completed with error */
1691 #define LUN_INVAL	0x06	/* invalid request */
1692 #define LUN_NOCAP	0x16	/* can't provide requested capability */
1693 #define LUN_ENABLED	0x3E	/* LUN already enabled */
1694 
1695 /*
1696  * Immediate Notify Entry structure
1697  */
1698 #define IN_MSGLEN	8	/* 8 bytes */
1699 #define IN_RSVDLEN	8	/* 8 words */
1700 typedef struct {
1701 	isphdr_t	in_header;
1702 	uint32_t	in_reserved;
1703 	uint8_t		in_lun;		/* lun */
1704 	uint8_t		in_iid;		/* initiator */
1705 	uint8_t		in_reserved2;
1706 	uint8_t		in_tgt;		/* target */
1707 	uint32_t	in_flags;
1708 	uint8_t		in_status;
1709 	uint8_t		in_rsvd2;
1710 	uint8_t		in_tag_val;	/* tag value */
1711 	uint8_t		in_tag_type;	/* tag type */
1712 	uint16_t	in_seqid;	/* sequence id */
1713 	uint8_t		in_msg[IN_MSGLEN];	/* SCSI message bytes */
1714 	uint16_t	in_reserved3[IN_RSVDLEN];
1715 	uint8_t		in_sense[QLTM_SENSELEN];/* suggested sense data */
1716 } in_entry_t;
1717 
1718 typedef struct {
1719 	isphdr_t	in_header;
1720 	uint32_t	in_reserved;
1721 	uint8_t		in_lun;		/* lun */
1722 	uint8_t		in_iid;		/* initiator */
1723 	uint16_t	in_scclun;
1724 	uint32_t	in_reserved2;
1725 	uint16_t	in_status;
1726 	uint16_t	in_task_flags;
1727 	uint16_t	in_seqid;	/* sequence id */
1728 } in_fcentry_t;
1729 
1730 typedef struct {
1731 	isphdr_t	in_header;
1732 	uint32_t	in_reserved;
1733 	uint16_t	in_iid;		/* initiator */
1734 	uint16_t	in_scclun;
1735 	uint32_t	in_reserved2;
1736 	uint16_t	in_status;
1737 	uint16_t	in_task_flags;
1738 	uint16_t	in_seqid;	/* sequence id */
1739 } in_fcentry_e_t;
1740 
1741 /*
1742  * Values for the in_status field
1743  */
1744 #define	IN_REJECT	0x0D	/* Message Reject message received */
1745 #define IN_RESET	0x0E	/* Bus Reset occurred */
1746 #define IN_NO_RCAP	0x16	/* requested capability not available */
1747 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
1748 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
1749 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
1750 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
1751 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
1752 #define	IN_PORT_CHANGED	0x2A	/* port changed */
1753 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
1754 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
1755 #define	IN_SRR_RCVD	0x45	/* SRR received */
1756 
1757 /*
1758  * Values for the in_task_flags field- should only get one at a time!
1759  */
1760 #define	TASK_FLAGS_RESERVED_MASK	(0xe700)
1761 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
1762 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
1763 #define	TASK_FLAGS_LUN_RESET		(1<<12)
1764 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
1765 #define	TASK_FLAGS_ABORT_TASK_SET	(1<<9)
1766 
1767 /*
1768  * ISP24XX Immediate Notify
1769  */
1770 typedef struct {
1771 	isphdr_t	in_header;
1772 	uint32_t	in_reserved;
1773 	uint16_t	in_nphdl;
1774 	uint16_t	in_reserved1;
1775 	uint16_t	in_flags;
1776 	uint16_t	in_srr_rxid;
1777 	uint16_t	in_status;
1778 	uint8_t		in_status_subcode;
1779 	uint8_t		in_reserved2;
1780 	uint32_t	in_rxid;
1781 	uint16_t	in_srr_reloff_lo;
1782 	uint16_t	in_srr_reloff_hi;
1783 	uint16_t	in_srr_iu;
1784 	uint16_t	in_srr_oxid;
1785 	/*
1786 	 * If bit 2 is set in in_flags, the N-Port and
1787 	 * handle tags are valid. If the received ELS is
1788 	 * a LOGO, then these tags contain the N Port ID
1789 	 * from the LOGO payload. If the received ELS
1790 	 * request is TPRLO, these tags contain the
1791 	 * Third Party Originator N Port ID.
1792 	 */
1793 	uint16_t	in_nport_id_hi;
1794 #define	in_prli_options in_nport_id_hi
1795 	uint8_t		in_nport_id_lo;
1796 	uint8_t		in_reserved3;
1797 	uint16_t	in_np_handle;
1798 	uint8_t		in_reserved4[12];
1799 	uint8_t		in_reserved5;
1800 	uint8_t		in_vpidx;
1801 	uint32_t	in_reserved6;
1802 	uint16_t	in_portid_lo;
1803 	uint8_t		in_portid_hi;
1804 	uint8_t		in_reserved7;
1805 	uint16_t	in_reserved8;
1806 	uint16_t	in_oxid;
1807 } in_fcentry_24xx_t;
1808 
1809 #define	IN24XX_FLAG_PUREX_IOCB		0x1
1810 #define	IN24XX_FLAG_GLOBAL_LOGOUT	0x2
1811 #define	IN24XX_FLAG_NPHDL_VALID		0x4
1812 
1813 #define	IN24XX_LIP_RESET	0x0E
1814 #define	IN24XX_LINK_RESET	0x0F
1815 #define	IN24XX_PORT_LOGOUT	0x29
1816 #define	IN24XX_PORT_CHANGED	0x2A
1817 #define	IN24XX_LINK_FAILED	0x2E
1818 #define	IN24XX_SRR_RCVD		0x45
1819 #define	IN24XX_ELS_RCVD		0x46	/*
1820 					 * login-affectin ELS received- check
1821 					 * subcode for specific opcode
1822 					 */
1823 
1824 /*
1825  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
1826  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
1827  * Big Endian format.
1828  */
1829 #define	IN24XX_PLOGI_WWNN_OFF	0x20
1830 #define	IN24XX_PLOGI_WWPN_OFF	0x28
1831 
1832 /*
1833  * For f/w > 4.0.25, this offset in the Immediate Notify contain
1834  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
1835  */
1836 #define	IN24XX_LOGO_WWPN_OFF	0x28
1837 
1838 /*
1839  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
1840  */
1841 #define	IN24XX_PORT_LOGOUT_PDISC_TMO	0x00
1842 #define	IN24XX_PORT_LOGOUT_UXPR_DISC	0x01
1843 #define	IN24XX_PORT_LOGOUT_OWN_OPN	0x02
1844 #define	IN24XX_PORT_LOGOUT_OWN_OPN_SFT	0x03
1845 #define	IN24XX_PORT_LOGOUT_ABTS_TMO	0x04
1846 #define	IN24XX_PORT_LOGOUT_DISC_RJT	0x05
1847 #define	IN24XX_PORT_LOGOUT_LOGIN_NEEDED	0x06
1848 #define	IN24XX_PORT_LOGOUT_BAD_DISC	0x07
1849 #define	IN24XX_PORT_LOGOUT_LOST_ALPA	0x08
1850 #define	IN24XX_PORT_LOGOUT_XMIT_FAILURE	0x09
1851 
1852 /*
1853  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
1854  */
1855 #define	IN24XX_PORT_CHANGED_BADFAN	0x00
1856 #define	IN24XX_PORT_CHANGED_TOPO_CHANGE	0x01
1857 #define	IN24XX_PORT_CHANGED_FLOGI_ACC	0x02
1858 #define	IN24XX_PORT_CHANGED_FLOGI_RJT	0x03
1859 #define	IN24XX_PORT_CHANGED_TIMEOUT	0x04
1860 #define	IN24XX_PORT_CHANGED_PORT_CHANGE	0x05
1861 
1862 /*
1863  * Notify Acknowledge Entry structure
1864  */
1865 #define NA_RSVDLEN	22
1866 typedef struct {
1867 	isphdr_t	na_header;
1868 	uint32_t	na_reserved;
1869 	uint8_t		na_lun;		/* lun */
1870 	uint8_t		na_iid;		/* initiator */
1871 	uint8_t		na_reserved2;
1872 	uint8_t		na_tgt;		/* target */
1873 	uint32_t	na_flags;
1874 	uint8_t		na_status;
1875 	uint8_t		na_event;
1876 	uint16_t	na_seqid;	/* sequence id */
1877 	uint16_t	na_reserved3[NA_RSVDLEN];
1878 } na_entry_t;
1879 
1880 /*
1881  * Value for the na_event field
1882  */
1883 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
1884 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
1885 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
1886 
1887 #define	NA2_RSVDLEN	21
1888 typedef struct {
1889 	isphdr_t	na_header;
1890 	uint32_t	na_reserved;
1891 	uint8_t		na_reserved1;
1892 	uint8_t		na_iid;		/* initiator loop id */
1893 	uint16_t	na_response;
1894 	uint16_t	na_flags;
1895 	uint16_t	na_reserved2;
1896 	uint16_t	na_status;
1897 	uint16_t	na_task_flags;
1898 	uint16_t	na_seqid;	/* sequence id */
1899 	uint16_t	na_reserved3[NA2_RSVDLEN];
1900 } na_fcentry_t;
1901 
1902 typedef struct {
1903 	isphdr_t	na_header;
1904 	uint32_t	na_reserved;
1905 	uint16_t	na_iid;		/* initiator loop id */
1906 	uint16_t	na_response;	/* response code */
1907 	uint16_t	na_flags;
1908 	uint16_t	na_reserved2;
1909 	uint16_t	na_status;
1910 	uint16_t	na_task_flags;
1911 	uint16_t	na_seqid;	/* sequence id */
1912 	uint16_t	na_reserved3[NA2_RSVDLEN];
1913 } na_fcentry_e_t;
1914 
1915 #define	NAFC_RCOUNT	0x80	/* increment resource count */
1916 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
1917 #define	NAFC_TVALID	0x10	/* task mangement response code is valid */
1918 
1919 /*
1920  * ISP24XX Notify Acknowledge
1921  */
1922 
1923 typedef struct {
1924 	isphdr_t	na_header;
1925 	uint32_t	na_handle;
1926 	uint16_t	na_nphdl;
1927 	uint16_t	na_reserved1;
1928 	uint16_t	na_flags;
1929 	uint16_t	na_srr_rxid;
1930 	uint16_t	na_status;
1931 	uint8_t		na_status_subcode;
1932 	uint8_t		na_reserved2;
1933 	uint32_t	na_rxid;
1934 	uint16_t	na_srr_reloff_lo;
1935 	uint16_t	na_srr_reloff_hi;
1936 	uint16_t	na_srr_iu;
1937 	uint16_t	na_srr_flags;
1938 	uint8_t		na_reserved3[18];
1939 	uint8_t		na_reserved4;
1940 	uint8_t		na_vpidx;
1941 	uint8_t		na_srr_reject_vunique;
1942 	uint8_t		na_srr_reject_explanation;
1943 	uint8_t		na_srr_reject_code;
1944 	uint8_t		na_reserved5;
1945 	uint8_t		na_reserved6[6];
1946 	uint16_t	na_oxid;
1947 } na_fcentry_24xx_t;
1948 
1949 /*
1950  * Accept Target I/O Entry structure
1951  */
1952 #define ATIO_CDBLEN	26
1953 
1954 typedef struct {
1955 	isphdr_t	at_header;
1956 	uint16_t	at_reserved;
1957 	uint16_t	at_handle;
1958 	uint8_t		at_lun;		/* lun */
1959 	uint8_t		at_iid;		/* initiator */
1960 	uint8_t		at_cdblen; 	/* cdb length */
1961 	uint8_t		at_tgt;		/* target */
1962 	uint32_t	at_flags;
1963 	uint8_t		at_status;	/* firmware status */
1964 	uint8_t		at_scsi_status;	/* scsi status */
1965 	uint8_t		at_tag_val;	/* tag value */
1966 	uint8_t		at_tag_type;	/* tag type */
1967 	uint8_t		at_cdb[ATIO_CDBLEN];	/* received CDB */
1968 	uint8_t		at_sense[QLTM_SENSELEN];/* suggested sense data */
1969 } at_entry_t;
1970 
1971 /*
1972  * at_flags values
1973  */
1974 #define AT_NODISC	0x00008000	/* disconnect disabled */
1975 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
1976 
1977 /*
1978  * at_status values
1979  */
1980 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
1981 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
1982 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
1983 #define AT_NOCAP	0x16	/* Requested capability not available */
1984 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
1985 #define AT_CDB		0x3D	/* CDB received */
1986 /*
1987  * Macros to create and fetch and test concatenated handle and tag value macros
1988  * (SPI only)
1989  */
1990 #define	AT_MAKE_TAGID(tid, aep)						\
1991 	tid = aep->at_handle;						\
1992 	if (aep->at_flags & AT_TQAE) {					\
1993 		tid |= (aep->at_tag_val << 16);				\
1994 		tid |= (1 << 24);					\
1995 	}
1996 
1997 #define	CT_MAKE_TAGID(tid, ct)						\
1998 	tid = ct->ct_fwhandle;						\
1999 	if (ct->ct_flags & CT_TQAE) {					\
2000 		tid |= (ct->ct_tag_val << 16);				\
2001 		tid |= (1 << 24);					\
2002 	}
2003 
2004 #define	AT_HAS_TAG(val)		((val) & (1 << 24))
2005 #define	AT_GET_TAG(val)		(((val) >> 16) & 0xff)
2006 #define	AT_GET_HANDLE(val)	((val) & 0xffff)
2007 
2008 #define	IN_MAKE_TAGID(tid, inp)						\
2009 	tid = inp->in_seqid;						\
2010 	tid |= (inp->in_tag_val << 16);					\
2011 	tid |= (1 << 24)
2012 
2013 /*
2014  * Accept Target I/O Entry structure, Type 2
2015  */
2016 #define ATIO2_CDBLEN	16
2017 
2018 typedef struct {
2019 	isphdr_t	at_header;
2020 	uint32_t	at_reserved;
2021 	uint8_t		at_lun;		/* lun or reserved */
2022 	uint8_t		at_iid;		/* initiator */
2023 	uint16_t	at_rxid; 	/* response ID */
2024 	uint16_t	at_flags;
2025 	uint16_t	at_status;	/* firmware status */
2026 	uint8_t		at_crn;		/* command reference number */
2027 	uint8_t		at_taskcodes;
2028 	uint8_t		at_taskflags;
2029 	uint8_t		at_execodes;
2030 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2031 	uint32_t	at_datalen;		/* allocated data len */
2032 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2033 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2034 	uint16_t	at_reserved2[6];
2035 	uint16_t	at_oxid;
2036 } at2_entry_t;
2037 
2038 typedef struct {
2039 	isphdr_t	at_header;
2040 	uint32_t	at_reserved;
2041 	uint16_t	at_iid;		/* initiator */
2042 	uint16_t	at_rxid; 	/* response ID */
2043 	uint16_t	at_flags;
2044 	uint16_t	at_status;	/* firmware status */
2045 	uint8_t		at_crn;		/* command reference number */
2046 	uint8_t		at_taskcodes;
2047 	uint8_t		at_taskflags;
2048 	uint8_t		at_execodes;
2049 	uint8_t		at_cdb[ATIO2_CDBLEN];	/* received CDB */
2050 	uint32_t	at_datalen;		/* allocated data len */
2051 	uint16_t	at_scclun;		/* SCC Lun or reserved */
2052 	uint16_t	at_wwpn[4];		/* WWPN of initiator */
2053 	uint16_t	at_reserved2[6];
2054 	uint16_t	at_oxid;
2055 } at2e_entry_t;
2056 
2057 #define	ATIO2_WWPN_OFFSET	0x2A
2058 #define	ATIO2_OXID_OFFSET	0x3E
2059 
2060 #define	ATIO2_TC_ATTR_MASK	0x7
2061 #define	ATIO2_TC_ATTR_SIMPLEQ	0
2062 #define	ATIO2_TC_ATTR_HEADOFQ	1
2063 #define	ATIO2_TC_ATTR_ORDERED	2
2064 #define	ATIO2_TC_ATTR_ACAQ	4
2065 #define	ATIO2_TC_ATTR_UNTAGGED	5
2066 
2067 #define	ATIO2_EX_WRITE		0x1
2068 #define	ATIO2_EX_READ		0x2
2069 /*
2070  * Macros to create and fetch and test concatenated handle and tag value macros
2071  */
2072 #define	AT2_MAKE_TAGID(tid, bus, inst, aep)				\
2073 	tid = aep->at_rxid;						\
2074 	tid |= (((uint64_t)inst) << 32);				\
2075 	tid |= (((uint64_t)bus) << 48)
2076 
2077 #define	CT2_MAKE_TAGID(tid, bus, inst, ct)				\
2078 	tid = ct->ct_rxid;						\
2079 	tid |= (((uint64_t)inst) << 32);				\
2080 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2081 
2082 #define	AT2_HAS_TAG(val)	1
2083 #define	AT2_GET_TAG(val)	((val) & 0xffffffff)
2084 #define	AT2_GET_INST(val)	(((val) >> 32) & 0xffff)
2085 #define	AT2_GET_HANDLE		AT2_GET_TAG
2086 #define	AT2_GET_BUS(val)	(((val) >> 48) & 0xff)
2087 
2088 #define	FC_HAS_TAG	AT2_HAS_TAG
2089 #define	FC_GET_TAG	AT2_GET_TAG
2090 #define	FC_GET_INST	AT2_GET_INST
2091 #define	FC_GET_HANDLE	AT2_GET_HANDLE
2092 
2093 #define	IN_FC_MAKE_TAGID(tid, bus, inst, seqid)				\
2094 	tid = seqid;							\
2095 	tid |= (((uint64_t)inst) << 32);				\
2096 	tid |= (((uint64_t)(bus & 0xff)) << 48)
2097 
2098 #define	FC_TAG_INSERT_INST(tid, inst)					\
2099 	tid &= ~0x0000ffff00000000ull;					\
2100 	tid |= (((uint64_t)inst) << 32)
2101 
2102 /*
2103  * 24XX ATIO Definition
2104  *
2105  * This is *quite* different from other entry types.
2106  * First of all, it has its own queue it comes in on.
2107  *
2108  * Secondly, it doesn't have a normal header.
2109  *
2110  * Thirdly, it's just a passthru of the FCP CMND IU
2111  * which is recorded in big endian mode.
2112  */
2113 typedef struct {
2114 	uint8_t		at_type;
2115 	uint8_t		at_count;
2116 	/*
2117 	 * Task attribute in high four bits,
2118 	 * the rest is the FCP CMND IU Length.
2119 	 * NB: the command can extend past the
2120 	 * length for a single queue entry.
2121 	 */
2122 	uint16_t	at_ta_len;
2123 	uint32_t	at_rxid;
2124 	fc_hdr_t	at_hdr;
2125 	fcp_cmnd_iu_t	at_cmnd;
2126 } at7_entry_t;
2127 #define	AT7_NORESRC_RXID	0xffffffff
2128 
2129 
2130 /*
2131  * Continue Target I/O Entry structure
2132  * Request from driver. The response from the
2133  * ISP firmware is the same except that the last 18
2134  * bytes are overwritten by suggested sense data if
2135  * the 'autosense valid' bit is set in the status byte.
2136  */
2137 typedef struct {
2138 	isphdr_t	ct_header;
2139 	uint16_t	ct_syshandle;
2140 	uint16_t	ct_fwhandle;	/* required by f/w */
2141 	uint8_t		ct_lun;	/* lun */
2142 	uint8_t		ct_iid;	/* initiator id */
2143 	uint8_t		ct_reserved2;
2144 	uint8_t		ct_tgt;	/* our target id */
2145 	uint32_t	ct_flags;
2146 	uint8_t 	ct_status;	/* isp status */
2147 	uint8_t 	ct_scsi_status;	/* scsi status */
2148 	uint8_t 	ct_tag_val;	/* tag value */
2149 	uint8_t 	ct_tag_type;	/* tag type */
2150 	uint32_t	ct_xfrlen;	/* transfer length */
2151 	uint32_t	ct_resid;	/* residual length */
2152 	uint16_t	ct_timeout;
2153 	uint16_t	ct_seg_count;
2154 	ispds_t		ct_dataseg[ISP_RQDSEG];
2155 } ct_entry_t;
2156 
2157 /*
2158  * For some of the dual port SCSI adapters, port (bus #) is reported
2159  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
2160  *
2161  * Note that this does not apply to FC adapters at all which can and
2162  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
2163  * that have logged in across a SCSI fabric.
2164  */
2165 #define	GET_IID_VAL(x)		(x & 0x3f)
2166 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
2167 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
2168 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
2169 
2170 /*
2171  * ct_flags values
2172  */
2173 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
2174 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction - *to* initiator */
2175 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction - *from* initiator */
2176 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
2177 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
2178 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
2179 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
2180 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
2181 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
2182 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
2183 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
2184 
2185 /*
2186  * ct_status values
2187  * - set by the firmware when it returns the CTIO
2188  */
2189 #define CT_OK		0x01	/* completed without error */
2190 #define CT_ABORTED	0x02	/* aborted by host */
2191 #define CT_ERR		0x04	/* see sense data for error */
2192 #define CT_INVAL	0x06	/* request for disabled lun */
2193 #define CT_NOPATH	0x07	/* invalid ITL nexus */
2194 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
2195 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
2196 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
2197 #define CT_TIMEOUT	0x0B	/* timed out */
2198 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
2199 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
2200 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
2201 #define	CT_PANIC	0x13	/* Unrecoverable Error */
2202 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
2203 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
2204 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
2205 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
2206 #define	CT_PORTUNAVAIL	0x28	/* port not available */
2207 #define	CT_LOGOUT	0x29	/* port logout */
2208 #define	CT_PORTCHANGED	0x2A	/* port changed */
2209 #define	CT_IDE		0x33	/* Initiator Detected Error */
2210 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
2211 #define	CT_SRR		0x45	/* SRR Received */
2212 #define	CT_LUN_RESET	0x48	/* Lun Reset Received */
2213 
2214 #define	CT_HBA_RESET	0xffff	/* pseudo error - command destroyed by HBA reset*/
2215 
2216 /*
2217  * When the firmware returns a CTIO entry, it may overwrite the last
2218  * part of the structure with sense data. This starts at offset 0x2E
2219  * into the entry, which is in the middle of ct_dataseg[1]. Rather
2220  * than define a new struct for this, I'm just using the sense data
2221  * offset.
2222  */
2223 #define CTIO_SENSE_OFFSET	0x2E
2224 
2225 /*
2226  * Entry length in u_longs. All entries are the same size so
2227  * any one will do as the numerator.
2228  */
2229 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(uint32_t))
2230 
2231 /*
2232  * QLA2100 CTIO (type 2) entry
2233  */
2234 #define	MAXRESPLEN	26
2235 typedef struct {
2236 	isphdr_t	ct_header;
2237 	uint32_t	ct_syshandle;
2238 	uint8_t		ct_lun;		/* lun */
2239 	uint8_t		ct_iid;		/* initiator id */
2240 	uint16_t	ct_rxid;	/* response ID */
2241 	uint16_t	ct_flags;
2242 	uint16_t 	ct_status;	/* isp status */
2243 	uint16_t	ct_timeout;
2244 	uint16_t	ct_seg_count;
2245 	uint32_t	ct_reloff;	/* relative offset */
2246 	uint32_t	ct_resid;	/* residual length */
2247 	union {
2248 		/*
2249 		 * The three different modes that the target driver
2250 		 * can set the CTIO{2,3,4} up as.
2251 		 *
2252 		 * The first is for sending FCP_DATA_IUs as well as
2253 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
2254 		 *
2255 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
2256 		 * Note that no FCP_DATA_IUs will be sent.
2257 		 *
2258 		 * The third is for sending FCP_RSP_IUs as built specifically
2259 		 * in system memory as located by the isp_dataseg.
2260 		 */
2261 		struct {
2262 			uint32_t _reserved;
2263 			uint16_t _reserved2;
2264 			uint16_t ct_scsi_status;
2265 			uint32_t ct_xfrlen;
2266 			union {
2267 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2268 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2269 				ispdslist_t ct_dslist;
2270 			} u;
2271 		} m0;
2272 		struct {
2273 			uint16_t _reserved;
2274 			uint16_t _reserved2;
2275 			uint16_t ct_senselen;
2276 			uint16_t ct_scsi_status;
2277 			uint16_t ct_resplen;
2278 			uint8_t  ct_resp[MAXRESPLEN];
2279 		} m1;
2280 		struct {
2281 			uint32_t _reserved;
2282 			uint16_t _reserved2;
2283 			uint16_t _reserved3;
2284 			uint32_t ct_datalen;
2285 			union {
2286 				ispds_t	ct_fcp_rsp_iudata_32;
2287 				ispds64_t ct_fcp_rsp_iudata_64;
2288 			} u;
2289 		} m2;
2290 	} rsp;
2291 } ct2_entry_t;
2292 
2293 typedef struct {
2294 	isphdr_t	ct_header;
2295 	uint32_t	ct_syshandle;
2296 	uint16_t	ct_iid;		/* initiator id */
2297 	uint16_t	ct_rxid;	/* response ID */
2298 	uint16_t	ct_flags;
2299 	uint16_t 	ct_status;	/* isp status */
2300 	uint16_t	ct_timeout;
2301 	uint16_t	ct_seg_count;
2302 	uint32_t	ct_reloff;	/* relative offset */
2303 	uint32_t	ct_resid;	/* residual length */
2304 	union {
2305 		struct {
2306 			uint32_t _reserved;
2307 			uint16_t _reserved2;
2308 			uint16_t ct_scsi_status;
2309 			uint32_t ct_xfrlen;
2310 			union {
2311 				ispds_t ct_dataseg[ISP_RQDSEG_T2];
2312 				ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
2313 				ispdslist_t ct_dslist;
2314 			} u;
2315 		} m0;
2316 		struct {
2317 			uint16_t _reserved;
2318 			uint16_t _reserved2;
2319 			uint16_t ct_senselen;
2320 			uint16_t ct_scsi_status;
2321 			uint16_t ct_resplen;
2322 			uint8_t  ct_resp[MAXRESPLEN];
2323 		} m1;
2324 		struct {
2325 			uint32_t _reserved;
2326 			uint16_t _reserved2;
2327 			uint16_t _reserved3;
2328 			uint32_t ct_datalen;
2329 			union {
2330 				ispds_t	ct_fcp_rsp_iudata_32;
2331 				ispds64_t ct_fcp_rsp_iudata_64;
2332 			} u;
2333 		} m2;
2334 	} rsp;
2335 } ct2e_entry_t;
2336 
2337 /*
2338  * ct_flags values for CTIO2
2339  */
2340 #define	CT2_FLAG_MODE0	0x0000
2341 #define	CT2_FLAG_MODE1	0x0001
2342 #define	CT2_FLAG_MODE2	0x0002
2343 #define		CT2_FLAG_MMASK	0x0003
2344 #define CT2_DATA_IN	0x0040	/* *to* initiator */
2345 #define CT2_DATA_OUT	0x0080	/* *from* initiator */
2346 #define CT2_NO_DATA	0x00C0
2347 #define 	CT2_DATAMASK	0x00C0
2348 #define	CT2_CCINCR	0x0100
2349 #define	CT2_FASTPOST	0x0200
2350 #define	CT2_CONFIRM	0x2000
2351 #define	CT2_TERMINATE	0x4000
2352 #define CT2_SENDSTATUS	0x8000
2353 
2354 /*
2355  * ct_status values are (mostly) the same as that for ct_entry.
2356  */
2357 
2358 /*
2359  * ct_scsi_status values- the low 8 bits are the normal SCSI status
2360  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
2361  * fields.
2362  */
2363 #define	CT2_RSPLEN_VALID	0x0100
2364 #define	CT2_SNSLEN_VALID	0x0200
2365 #define	CT2_DATA_OVER		0x0400
2366 #define	CT2_DATA_UNDER		0x0800
2367 
2368 /*
2369  * ISP24XX CTIO
2370  */
2371 #define	MAXRESPLEN_24XX	24
2372 typedef struct {
2373 	isphdr_t	ct_header;
2374 	uint32_t	ct_syshandle;
2375 	uint16_t	ct_nphdl;	/* status on returned CTIOs */
2376 	uint16_t	ct_timeout;
2377 	uint16_t	ct_seg_count;
2378 	uint8_t		ct_vpidx;
2379 	uint8_t		ct_xflags;
2380 	uint16_t	ct_iid_lo;	/* low 16 bits of portid */
2381 	uint8_t		ct_iid_hi;	/* hi 8 bits of portid */
2382 	uint8_t		ct_reserved;
2383 	uint32_t	ct_rxid;
2384 	uint16_t	ct_senselen;	/* mode 1 only */
2385 	uint16_t	ct_flags;
2386 	uint32_t	ct_resid;	/* residual length */
2387 	uint16_t	ct_oxid;
2388 	uint16_t	ct_scsi_status;	/* modes 0 && 1 only */
2389 	union {
2390 		struct {
2391 			uint32_t	reloff;
2392 			uint32_t	reserved0;
2393 			uint32_t	ct_xfrlen;
2394 			uint32_t	reserved1;
2395 			ispds64_t	ds;
2396 		} m0;
2397 		struct {
2398 			uint16_t ct_resplen;
2399 			uint16_t reserved;
2400 			uint8_t  ct_resp[MAXRESPLEN_24XX];
2401 		} m1;
2402 		struct {
2403 			uint32_t reserved0;
2404 			uint32_t reserved1;
2405 			uint32_t ct_datalen;
2406 			uint32_t reserved2;
2407 			ispds64_t ct_fcp_rsp_iudata;
2408 		} m2;
2409 	} rsp;
2410 } ct7_entry_t;
2411 
2412 /*
2413  * ct_flags values for CTIO7
2414  */
2415 #define CT7_NO_DATA	0x0000
2416 #define CT7_DATA_OUT	0x0001	/* *from* initiator */
2417 #define CT7_DATA_IN	0x0002	/* *to* initiator */
2418 #define 	CT7_DATAMASK	0x3
2419 #define	CT7_DSD_ENABLE	0x0004
2420 #define	CT7_CONF_STSFD	0x0010
2421 #define	CT7_EXPLCT_CONF	0x0020
2422 #define	CT7_FLAG_MODE0	0x0000
2423 #define	CT7_FLAG_MODE1	0x0040
2424 #define	CT7_FLAG_MODE2	0x0080
2425 #define		CT7_FLAG_MMASK	0x00C0
2426 #define	CT7_NOACK	    0x0100
2427 #define	CT7_TASK_ATTR_SHIFT	9
2428 #define	CT7_CONFIRM     0x2000
2429 #define	CT7_TERMINATE	0x4000
2430 #define CT7_SENDSTATUS	0x8000
2431 
2432 /*
2433  * Type 7 CTIO status codes
2434  */
2435 #define CT7_OK		0x01	/* completed without error */
2436 #define CT7_ABORTED	0x02	/* aborted by host */
2437 #define CT7_ERR		0x04	/* see sense data for error */
2438 #define CT7_INVAL	0x06	/* request for disabled lun */
2439 #define	CT7_INVRXID	0x08	/* Invalid RX_ID */
2440 #define	CT7_DATA_OVER	0x09	/* Data Overrun */
2441 #define CT7_TIMEOUT	0x0B	/* timed out */
2442 #define CT7_RESET	0x0E	/* LIP Rset Received */
2443 #define	CT7_BUS_ERROR	0x10	/* DMA PCI Error */
2444 #define	CT7_REASSY_ERR	0x11	/* DMA reassembly error */
2445 #define	CT7_DATA_UNDER	0x15	/* Data Underrun */
2446 #define	CT7_PORTUNAVAIL	0x28	/* port not available */
2447 #define	CT7_LOGOUT	0x29	/* port logout */
2448 #define	CT7_PORTCHANGED	0x2A	/* port changed */
2449 #define	CT7_SRR		0x45	/* SRR Received */
2450 
2451 /*
2452  * Other 24XX related target IOCBs
2453  */
2454 
2455 /*
2456  * ABTS Received
2457  */
2458 typedef struct {
2459 	isphdr_t	abts_header;
2460 	uint8_t		abts_reserved0[6];
2461 	uint16_t	abts_nphdl;
2462 	uint16_t	abts_reserved1;
2463 	uint16_t	abts_sof;
2464 	uint32_t	abts_rxid_abts;
2465 	uint16_t	abts_did_lo;
2466 	uint8_t		abts_did_hi;
2467 	uint8_t		abts_r_ctl;
2468 	uint16_t	abts_sid_lo;
2469 	uint8_t		abts_sid_hi;
2470 	uint8_t		abts_cs_ctl;
2471 	uint16_t	abts_fs_ctl;
2472 	uint8_t		abts_f_ctl;
2473 	uint8_t		abts_type;
2474 	uint16_t	abts_seq_cnt;
2475 	uint8_t		abts_df_ctl;
2476 	uint8_t		abts_seq_id;
2477 	uint16_t	abts_rx_id;
2478 	uint16_t	abts_ox_id;
2479 	uint32_t	abts_param;
2480 	uint8_t		abts_reserved2[16];
2481 	uint32_t	abts_rxid_task;
2482 } abts_t;
2483 
2484 typedef struct {
2485 	isphdr_t	abts_rsp_header;
2486 	uint32_t	abts_rsp_handle;
2487 	uint16_t	abts_rsp_status;
2488 	uint16_t	abts_rsp_nphdl;
2489 	uint16_t	abts_rsp_ctl_flags;
2490 	uint16_t	abts_rsp_sof;
2491 	uint32_t	abts_rsp_rxid_abts;
2492 	uint16_t	abts_rsp_did_lo;
2493 	uint8_t		abts_rsp_did_hi;
2494 	uint8_t		abts_rsp_r_ctl;
2495 	uint16_t	abts_rsp_sid_lo;
2496 	uint8_t		abts_rsp_sid_hi;
2497 	uint8_t		abts_rsp_cs_ctl;
2498 	uint16_t	abts_rsp_f_ctl_lo;
2499 	uint8_t		abts_rsp_f_ctl_hi;
2500 	uint8_t		abts_rsp_type;
2501 	uint16_t	abts_rsp_seq_cnt;
2502 	uint8_t		abts_rsp_df_ctl;
2503 	uint8_t		abts_rsp_seq_id;
2504 	uint16_t	abts_rsp_rx_id;
2505 	uint16_t	abts_rsp_ox_id;
2506 	uint32_t	abts_rsp_param;
2507 	union {
2508 		struct {
2509 			uint16_t reserved;
2510 			uint8_t	last_seq_id;
2511 			uint8_t seq_id_valid;
2512 			uint16_t aborted_rx_id;
2513 			uint16_t aborted_ox_id;
2514 			uint16_t high_seq_cnt;
2515 			uint16_t low_seq_cnt;
2516 			uint8_t reserved2[4];
2517 		} ba_acc;
2518 		struct {
2519 			uint8_t vendor_unique;
2520 			uint8_t	explanation;
2521 			uint8_t reason;
2522 			uint8_t reserved;
2523 			uint8_t reserved2[12];
2524 		} ba_rjt;
2525 		struct {
2526 			uint8_t reserved[8];
2527 			uint32_t subcode1;
2528 			uint32_t subcode2;
2529 		} rsp;
2530 		uint8_t reserved[16];
2531 	} abts_rsp_payload;
2532 	uint32_t	abts_rsp_rxid_task;
2533 } abts_rsp_t;
2534 
2535 /* terminate this ABTS exchange */
2536 #define	ISP24XX_ABTS_RSP_TERMINATE	0x01
2537 
2538 #define	ISP24XX_ABTS_RSP_COMPLETE	0x00
2539 #define	ISP24XX_ABTS_RSP_RESET		0x04
2540 #define	ISP24XX_ABTS_RSP_ABORTED	0x05
2541 #define	ISP24XX_ABTS_RSP_TIMEOUT	0x06
2542 #define	ISP24XX_ABTS_RSP_INVXID		0x08
2543 #define	ISP24XX_ABTS_RSP_LOGOUT		0x29
2544 #define	ISP24XX_ABTS_RSP_SUBCODE	0x31
2545 
2546 #define	ISP24XX_NO_TASK			0xffffffff
2547 
2548 /*
2549  * Miscellaneous
2550  *
2551  * These are the limits of the number of dma segments we
2552  * can deal with based not on the size of the segment counter
2553  * (which is 16 bits), but on the size of the number of
2554  * queue entries field (which is 8 bits). We assume no
2555  * segments in the first queue entry, so we can either
2556  * have 7 dma segments per continuation entry or 5
2557  * (for 64 bit dma).. multiplying out by 254....
2558  */
2559 #define	ISP_NSEG_MAX	1778
2560 #define	ISP_NSEG64_MAX	1270
2561 
2562 #endif	/* _ISPMBOX_H */
2563