xref: /freebsd/sys/dev/isp/isp_target.h (revision 6990ffd8a95caaba6858ad44ff1b3157d1efba8f)
1 /* $FreeBSD$ */
2 /*
3  * Qlogic Target Mode Structure and Flag Definitions
4  *
5  * Copyright (c) 1997, 1998
6  * Patrick Stirling
7  * pms@psconsult.com
8  * All rights reserved.
9  *
10  * Additional Copyright (c) 1999, 2000, 2001
11  * Matthew Jacob
12  * mjacob@feral.com
13  * All rights reserved.
14  *
15  *
16  * Redistribution and use in source and binary forms, with or without
17  * modification, are permitted provided that the following conditions
18  * are met:
19  * 1. Redistributions of source code must retain the above copyright
20  *    notice immediately at the beginning of the file, without modification,
21  *    this list of conditions, and the following disclaimer.
22  * 2. The name of the author may not be used to endorse or promote products
23  *    derived from this software without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
29  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  */
36 #ifndef	_ISP_TARGET_H
37 #define	_ISP_TARGET_H
38 
39 /*
40  * Defines for all entry types
41  */
42 #define QLTM_SVALID	0x80
43 #define	QLTM_SENSELEN	18
44 
45 /*
46  * Structure for Enable Lun and Modify Lun queue entries
47  */
48 typedef struct {
49 	isphdr_t	le_header;
50 	u_int32_t	le_reserved;
51 	u_int8_t	le_lun;
52 	u_int8_t	le_rsvd;
53 	u_int8_t	le_ops;		/* Modify LUN only */
54 	u_int8_t	le_tgt;		/* Not for FC */
55 	u_int32_t	le_flags;	/* Not for FC */
56 	u_int8_t	le_status;
57 	u_int8_t	le_reserved2;
58 	u_int8_t	le_cmd_count;
59 	u_int8_t	le_in_count;
60 	u_int8_t	le_cdb6len;	/* Not for FC */
61 	u_int8_t	le_cdb7len;	/* Not for FC */
62 	u_int16_t	le_timeout;
63 	u_int16_t	le_reserved3[20];
64 } lun_entry_t;
65 
66 /*
67  * le_flags values
68  */
69 #define LUN_TQAE	0x00000002	/* bit1  Tagged Queue Action Enable */
70 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
71 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
72 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
73 
74 /*
75  * le_ops values
76  */
77 #define LUN_CCINCR	0x01	/* increment command count */
78 #define LUN_CCDECR	0x02	/* decrement command count */
79 #define LUN_ININCR	0x40	/* increment immed. notify count */
80 #define LUN_INDECR	0x80	/* decrement immed. notify count */
81 
82 /*
83  * le_status values
84  */
85 #define	LUN_OK		0x01	/* we be rockin' */
86 #define LUN_ERR		0x04	/* request completed with error */
87 #define LUN_INVAL	0x06	/* invalid request */
88 #define LUN_NOCAP	0x16	/* can't provide requested capability */
89 #define LUN_ENABLED	0x3E	/* LUN already enabled */
90 
91 /*
92  * Immediate Notify Entry structure
93  */
94 #define IN_MSGLEN	8	/* 8 bytes */
95 #define IN_RSVDLEN	8	/* 8 words */
96 typedef struct {
97 	isphdr_t	in_header;
98 	u_int32_t	in_reserved;
99 	u_int8_t	in_lun;		/* lun */
100 	u_int8_t	in_iid;		/* initiator */
101 	u_int8_t	in_reserved2;
102 	u_int8_t	in_tgt;		/* target */
103 	u_int32_t	in_flags;
104 	u_int8_t	in_status;
105 	u_int8_t	in_rsvd2;
106 	u_int8_t	in_tag_val;	/* tag value */
107 	u_int8_t	in_tag_type;	/* tag type */
108 	u_int16_t	in_seqid;	/* sequence id */
109 	u_int8_t	in_msg[IN_MSGLEN];	/* SCSI message bytes */
110 	u_int16_t	in_reserved3[IN_RSVDLEN];
111 	u_int8_t	in_sense[QLTM_SENSELEN];/* suggested sense data */
112 } in_entry_t;
113 
114 typedef struct {
115 	isphdr_t	in_header;
116 	u_int32_t	in_reserved;
117 	u_int8_t	in_lun;		/* lun */
118 	u_int8_t	in_iid;		/* initiator */
119 	u_int16_t	in_scclun;
120 	u_int32_t	in_reserved2;
121 	u_int16_t	in_status;
122 	u_int16_t	in_task_flags;
123 	u_int16_t	in_seqid;	/* sequence id */
124 } in_fcentry_t;
125 
126 /*
127  * Values for the in_status field
128  */
129 #define	IN_REJECT	0x0D	/* Message Reject message received */
130 #define IN_RESET	0x0E	/* Bus Reset occurred */
131 #define IN_NO_RCAP	0x16	/* requested capability not available */
132 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
133 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
134 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
135 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
136 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
137 #define	IN_PORT_CHANGED	0x2A	/* port changed */
138 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
139 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
140 
141 /*
142  * Values for the in_task_flags field- should only get one at a time!
143  */
144 #define	TASK_FLAGS_ABORT_TASK		(1<<9)
145 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
146 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
147 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
148 #define	TASK_FLAGS_TERMINATE_TASK	(1<<15)
149 
150 #ifndef	MSG_ABORT_TAG
151 #define	MSG_ABORT_TAG		0x06
152 #endif
153 #ifndef	MSG_CLEAR_QUEUE
154 #define	MSG_CLEAR_QUEUE		0x0e
155 #endif
156 #ifndef	MSG_BUS_DEV_RESET
157 #define	MSG_BUS_DEV_RESET	0x0b
158 #endif
159 #ifndef	MSG_REL_RECOVERY
160 #define	MSG_REL_RECOVERY	0x10
161 #endif
162 #ifndef	MSG_TERM_IO_PROC
163 #define	MSG_TERM_IO_PROC	0x11
164 #endif
165 
166 
167 /*
168  * Notify Acknowledge Entry structure
169  */
170 #define NA_RSVDLEN	22
171 typedef struct {
172 	isphdr_t	na_header;
173 	u_int32_t	na_reserved;
174 	u_int8_t	na_lun;		/* lun */
175 	u_int8_t	na_iid;		/* initiator */
176 	u_int8_t	na_reserved2;
177 	u_int8_t	na_tgt;		/* target */
178 	u_int32_t	na_flags;
179 	u_int8_t	na_status;
180 	u_int8_t	na_event;
181 	u_int16_t	na_seqid;	/* sequence id */
182 	u_int16_t	na_reserved3[NA_RSVDLEN];
183 } na_entry_t;
184 
185 /*
186  * Value for the na_event field
187  */
188 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
189 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
190 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
191 
192 #define	NA2_RSVDLEN	21
193 typedef struct {
194 	isphdr_t	na_header;
195 	u_int32_t	na_reserved;
196 	u_int8_t	na_lun;		/* lun */
197 	u_int8_t	na_iid;		/* initiator */
198 	u_int16_t	na_scclun;
199 	u_int16_t	na_flags;
200 	u_int16_t	na_reserved2;
201 	u_int16_t	na_status;
202 	u_int16_t	na_task_flags;
203 	u_int16_t	na_seqid;	/* sequence id */
204 	u_int16_t	na_reserved3[NA2_RSVDLEN];
205 } na_fcentry_t;
206 #define	NAFC_RCOUNT	0x80	/* increment resource count */
207 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
208 /*
209  * Accept Target I/O Entry structure
210  */
211 #define ATIO_CDBLEN	26
212 
213 typedef struct {
214 	isphdr_t	at_header;
215 	u_int16_t	at_reserved;
216 	u_int16_t	at_handle;
217 	u_int8_t	at_lun;		/* lun */
218 	u_int8_t	at_iid;		/* initiator */
219 	u_int8_t	at_cdblen; 	/* cdb length */
220 	u_int8_t	at_tgt;		/* target */
221 	u_int32_t	at_flags;
222 	u_int8_t	at_status;	/* firmware status */
223 	u_int8_t	at_scsi_status;	/* scsi status */
224 	u_int8_t	at_tag_val;	/* tag value */
225 	u_int8_t	at_tag_type;	/* tag type */
226 	u_int8_t	at_cdb[ATIO_CDBLEN];	/* received CDB */
227 	u_int8_t	at_sense[QLTM_SENSELEN];/* suggested sense data */
228 } at_entry_t;
229 
230 /*
231  * at_flags values
232  */
233 #define AT_NODISC	0x00008000	/* disconnect disabled */
234 #define AT_TQAE		0x00000002	/* Tagged Queue Action enabled */
235 
236 /*
237  * at_status values
238  */
239 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
240 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
241 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
242 #define AT_NOCAP	0x16	/* Requested capability not available */
243 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
244 #define AT_CDB		0x3D	/* CDB received */
245 
246 /*
247  * Macros to create and fetch and test concatenated handle and tag value macros
248  */
249 
250 #define	AT_MAKE_TAGID(tid, aep)						\
251 	tid = ((aep)->at_handle << 16);					\
252 	if ((aep)->at_flags & AT_TQAE)					\
253 		(tid) |= ((aep)->at_tag_val + 1)
254 
255 #define	CT_MAKE_TAGID(tid, ct)						\
256 	tid = ((ct)->ct_fwhandle << 16);				\
257 	if ((ct)->ct_flags & CT_TQAE)					\
258 		(tid) |= ((ct)->ct_tag_val + 1)
259 
260 #define	AT_HAS_TAG(val)		((val) & 0xffff)
261 #define	AT_GET_TAG(val)		AT_HAS_TAG(val) - 1
262 #define	AT_GET_HANDLE(val)	((val) >> 16)
263 
264 /*
265  * Accept Target I/O Entry structure, Type 2
266  */
267 #define ATIO2_CDBLEN	16
268 
269 typedef struct {
270 	isphdr_t	at_header;
271 	u_int32_t	at_reserved;
272 	u_int8_t	at_lun;		/* lun or reserved */
273 	u_int8_t	at_iid;		/* initiator */
274 	u_int16_t	at_rxid; 	/* response ID */
275 	u_int16_t	at_flags;
276 	u_int16_t	at_status;	/* firmware status */
277 	u_int8_t	at_reserved1;
278 	u_int8_t	at_taskcodes;
279 	u_int8_t	at_taskflags;
280 	u_int8_t	at_execodes;
281 	u_int8_t	at_cdb[ATIO2_CDBLEN];	/* received CDB */
282 	u_int32_t	at_datalen;		/* allocated data len */
283 	u_int16_t	at_scclun;	/* SCC Lun or reserved */
284 	u_int16_t	at_reserved2[10];
285 	u_int16_t	at_oxid;
286 } at2_entry_t;
287 
288 #define	ATIO2_WWPN_OFFSET	0x2A
289 #define	ATIO2_OXID_OFFSET	0x3E
290 
291 #define	ATIO2_TC_ATTR_MASK	0x7
292 #define	ATIO2_TC_ATTR_SIMPLEQ	0
293 #define	ATIO2_TC_ATTR_HEADOFQ	1
294 #define	ATIO2_TC_ATTR_ORDERED	2
295 #define	ATIO2_TC_ATTR_ACAQ	4
296 #define	ATIO2_TC_ATTR_UNTAGGED	5
297 
298 /*
299  * Continue Target I/O Entry structure
300  * Request from driver. The response from the
301  * ISP firmware is the same except that the last 18
302  * bytes are overwritten by suggested sense data if
303  * the 'autosense valid' bit is set in the status byte.
304  */
305 typedef struct {
306 	isphdr_t	ct_header;
307 	u_int16_t	ct_reserved;
308 #define	ct_syshandle	ct_reserved	/* we use this */
309 	u_int16_t	ct_fwhandle;	/* required by f/w */
310 	u_int8_t	ct_lun;	/* lun */
311 	u_int8_t	ct_iid;	/* initiator id */
312 	u_int8_t	ct_reserved2;
313 	u_int8_t	ct_tgt;	/* our target id */
314 	u_int32_t	ct_flags;
315 	u_int8_t 	ct_status;	/* isp status */
316 	u_int8_t 	ct_scsi_status;	/* scsi status */
317 	u_int8_t 	ct_tag_val;	/* tag value */
318 	u_int8_t 	ct_tag_type;	/* tag type */
319 	u_int32_t	ct_xfrlen;	/* transfer length */
320 	u_int32_t	ct_resid;	/* residual length */
321 	u_int16_t	ct_timeout;
322 	u_int16_t	ct_seg_count;
323 	ispds_t		ct_dataseg[ISP_RQDSEG];
324 } ct_entry_t;
325 
326 /*
327  * For some of the dual port SCSI adapters, port (bus #) is reported
328  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
329  *
330  * Note that this does not apply to FC adapters at all which can and
331  * do report IIDs between 129 && 255 (these represent devices that have
332  * logged in across a SCSI fabric).
333  */
334 #define	GET_IID_VAL(x)		(x & 0x3f)
335 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
336 #define	SET_IID_VAL(y, x)	y = ((y & ~0x3f) | (x & 0x3f))
337 #define	SET_BUS_VAL(y, x)	y = ((y & 0x3f) | ((x & 0x1) << 7))
338 
339 /*
340  * ct_flags values
341  */
342 #define CT_TQAE		0x00000002	/* bit  1, Tagged Queue Action enable */
343 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
344 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
345 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
346 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
347 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
348 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
349 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
350 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
351 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
352 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
353 
354 /*
355  * ct_status values
356  * - set by the firmware when it returns the CTIO
357  */
358 #define CT_OK		0x01	/* completed without error */
359 #define CT_ABORTED	0x02	/* aborted by host */
360 #define CT_ERR		0x04	/* see sense data for error */
361 #define CT_INVAL	0x06	/* request for disabled lun */
362 #define CT_NOPATH	0x07	/* invalid ITL nexus */
363 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
364 #define	CT_DATA_OVER	0x09	/* (FC only) Data Overrun */
365 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
366 #define CT_TIMEOUT	0x0B	/* timed out */
367 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
368 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
369 #define	CT_BUS_ERROR	0x10	/* (FC Only) DMA PCI Error */
370 #define	CT_PANIC	0x13	/* Unrecoverable Error */
371 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
372 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
373 #define	CT_DATA_UNDER	0x15	/* (FC only) Data Underrun */
374 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
375 #define	CT_PORTNOTAVAIL	0x28	/* port not available */
376 #define	CT_LOGOUT	0x29	/* port logout */
377 #define	CT_PORTCHANGED	0x2A	/* port changed */
378 #define	CT_IDE		0x33	/* Initiator Detected Error */
379 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
380 
381 /*
382  * When the firmware returns a CTIO entry, it may overwrite the last
383  * part of the structure with sense data. This starts at offset 0x2E
384  * into the entry, which is in the middle of ct_dataseg[1]. Rather
385  * than define a new struct for this, I'm just using the sense data
386  * offset.
387  */
388 #define CTIO_SENSE_OFFSET	0x2E
389 
390 /*
391  * Entry length in u_longs. All entries are the same size so
392  * any one will do as the numerator.
393  */
394 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(u_int32_t))
395 
396 /*
397  * QLA2100 CTIO (type 2) entry
398  */
399 #define	MAXRESPLEN	26
400 typedef struct {
401 	isphdr_t	ct_header;
402 	u_int16_t	ct_reserved;
403 	u_int16_t	ct_fwhandle;	/* just to match CTIO */
404 	u_int8_t	ct_lun;	/* lun */
405 	u_int8_t	ct_iid;	/* initiator id */
406 	u_int16_t	ct_rxid; /* response ID */
407 	u_int16_t	ct_flags;
408 	u_int16_t 	ct_status;	/* isp status */
409 	u_int16_t	ct_timeout;
410 	u_int16_t	ct_seg_count;
411 	u_int32_t	ct_reloff;	/* relative offset */
412 	int32_t		ct_resid;	/* residual length */
413 	union {
414 		/*
415 		 * The three different modes that the target driver
416 		 * can set the CTIO2 up as.
417 		 *
418 		 * The first is for sending FCP_DATA_IUs as well as
419 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
420 		 *
421 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
422 		 * Note that no FCP_DATA_IUs will be sent.
423 		 *
424 		 * The third is for sending FCP_RSP_IUs as built specifically
425 		 * in system memory as located by the isp_dataseg.
426 		 */
427 		struct {
428 			u_int32_t _reserved;
429 			u_int16_t _reserved2;
430 			u_int16_t ct_scsi_status;
431 			u_int32_t ct_xfrlen;
432 			ispds_t ct_dataseg[ISP_RQDSEG_T2];
433 			/*
434 			 * For CTIO3, an ispds64_t would go here, padded
435 			 * to the end of the request.
436 			 */
437 			/*
438 			 * For CTIO4, an ispdlist_t would go here, padded
439 			 * to the end of the request.
440 			 */
441 		} m0;
442 		struct {
443 			u_int16_t _reserved;
444 			u_int16_t _reserved2;
445 			u_int16_t ct_senselen;
446 			u_int16_t ct_scsi_status;
447 			u_int16_t ct_resplen;
448 			u_int8_t  ct_resp[MAXRESPLEN];
449 		} m1;
450 		struct {
451 			u_int32_t _reserved;
452 			u_int16_t _reserved2;
453 			u_int16_t _reserved3;
454 			u_int32_t ct_datalen;
455 			ispds_t ct_fcp_rsp_iudata;
456 		} m2;
457 		/*
458 		 * CTIO2 returned from F/W...
459 		 */
460 		struct {
461 			u_int32_t _reserved[4];
462 			u_int16_t ct_scsi_status;
463 			u_int8_t  ct_sense[QLTM_SENSELEN];
464 		} fw;
465 	} rsp;
466 } ct2_entry_t;
467 
468 /*
469  * ct_flags values for CTIO2
470  */
471 #define	CT2_FLAG_MMASK	0x0003
472 #define	CT2_FLAG_MODE0	0x0000
473 #define	CT2_FLAG_MODE1	0x0001
474 #define	CT2_FLAG_MODE2	0x0002
475 #define CT2_DATA_IN	CT_DATA_IN
476 #define CT2_DATA_OUT	CT_DATA_OUT
477 #define CT2_NO_DATA	CT_NO_DATA
478 #define CT2_DATAMASK	CT_DATAMASK
479 #define	CT2_CCINCR	0x0100
480 #define	CT2_FASTPOST	0x0200
481 #define CT2_SENDSTATUS	0x8000
482 
483 /*
484  * ct_status values are (mostly) the same as that for ct_entry.
485  */
486 
487 /*
488  * ct_scsi_status values- the low 8 bits are the normal SCSI status
489  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
490  * fields.
491  */
492 #define	CT2_RSPLEN_VALID	0x0100
493 #define	CT2_SNSLEN_VALID	0x0200
494 #define	CT2_DATA_OVER		0x0400
495 #define	CT2_DATA_UNDER		0x0800
496 
497 /*
498  * Macros for packing/unpacking the above structures
499  */
500 
501 #ifdef	__sparc__
502 #define	ISP_SBUS_SWOZZLE(isp, src, dst, taga, tagb)	\
503 	if (isp->isp_bustype == ISP_BT_SBUS) {	\
504 		u_int8_t tmp = src -> taga;	\
505 		dst -> taga =  dst -> tagb;	\
506 		src -> tagb =  tmp;		\
507 	} else { \
508 		dst -> taga =  src -> taga;	\
509 		dst -> tagb =  src -> taga;	\
510 	}
511 #else
512 #define	ISP_SBUS_SWOZZLE(isp, src, dst, taga, tagb)	\
513 		dst -> taga =  src -> taga;	\
514 		dst -> tagb =  src -> taga
515 #endif
516 
517 #define	MCIDF(d, s)	if ((void *) d != (void *)s) MEMCPY(d, s, QENTRY_LEN)
518 
519 /* This is really only for SBus cards on a sparc */
520 #ifdef	__sparc__
521 #define	ISP_SWIZ_ATIO(isp, vdst, vsrc)					\
522 {									\
523 	at_entry_t *src = (at_entry_t *) vsrc;				\
524 	at_entry_t *dst = (at_entry_t *) vdst;				\
525 	dst->at_header = src->at_header;				\
526 	dst->at_reserved = src->at_reserved;				\
527 	dst->at_handle = src->at_handle;				\
528 	ISP_SBUS_SWOZZLE(isp, src, dst, at_lun, at_iid);		\
529 	ISP_SBUS_SWOZZLE(isp, src, dst, at_cdblen, at_tgt);		\
530 	dst->at_flags = src->at_flags;					\
531 	ISP_SBUS_SWOZZLE(isp, src, dst, at_status, at_scsi_status);	\
532 	ISP_SBUS_SWOZZLE(isp, src, dst, at_tag_val, at_tag_type);	\
533 	MEMCPY(dst->at_cdb, src->at_cdb, ATIO_CDBLEN);			\
534 	MEMCPY(dst->at_sense, src->at_sense, QLTM_SENSELEN);		\
535 }
536 #define	ISP_SWIZ_ATIO2(isp, vdst, vsrc)					\
537 {									\
538 	at2_entry_t *src = (at2_entry_t *) vsrc;			\
539 	at2_entry_t *dst = (at2_entry_t *) vdst;			\
540 	dst->at_reserved = src->at_reserved;				\
541 	ISP_SBUS_SWOZZLE(isp, src, dst, at_lun, at_iid);		\
542 	dst->at_rxid = src->at_rxid;					\
543 	dst->at_flags = src->at_flags;					\
544 	dst->at_status = src->at_status;				\
545 	ISP_SBUS_SWOZZLE(isp, src, dst, at_reserved1, at_taskcodes);	\
546 	ISP_SBUS_SWOZZLE(isp, src, dst, at_taskflags, at_execodes);	\
547 	MEMCPY(dst->at_cdb, src->at_cdb, ATIO2_CDBLEN);			\
548 	dst->at_datalen = src->at_datalen;				\
549 	dst->at_scclun = src->at_scclun;				\
550 	MEMCPY(dst->at_reserved2, src->at_reserved2, sizeof dst->at_reserved2);\
551 	dst->at_oxid = src->at_oxid;					\
552 }
553 #define	ISP_SWIZ_CTIO(isp, vdst, vsrc)					\
554 {									\
555 	ct_entry_t *src = (ct_entry_t *) vsrc;				\
556 	ct_entry_t *dst = (ct_entry_t *) vdst;				\
557 	dst->ct_header = src->ct_header;				\
558 	dst->ct_syshandle = src->ct_syshandle;				\
559 	dst->ct_fwhandle = src->ct_fwhandle;				\
560 	dst->ct_fwhandle = src->ct_fwhandle;				\
561 	ISP_SBUS_SWOZZLE(isp, src, dst, ct_lun, ct_iid);		\
562 	ISP_SBUS_SWOZZLE(isp, src, dst, ct_reserved2, ct_tgt);		\
563 	dst->ct_flags = src->ct_flags;					\
564 	ISP_SBUS_SWOZZLE(isp, src, dst, ct_status, ct_scsi_status);	\
565 	ISP_SBUS_SWOZZLE(isp, src, dst, ct_tag_val, ct_tag_type);	\
566 	dst->ct_xfrlen = src->ct_xfrlen;				\
567 	dst->ct_resid = src->ct_resid;					\
568 	dst->ct_timeout = src->ct_timeout;				\
569 	dst->ct_seg_count = src->ct_seg_count;				\
570 	MEMCPY(dst->ct_dataseg, src->ct_dataseg, sizeof (dst->ct_dataseg)); \
571 }
572 #define	ISP_SWIZ_CTIO2(isp, vdst, vsrc)					\
573 {									\
574 	ct2_entry_t *src = (ct2_entry_t *) vsrc;			\
575 	ct2_entry_t *dst = (ct2_entry_t *) vdst;			\
576 	dst->ct_header = src->ct_header;				\
577 	dst->ct_syshandle = src->ct_syshandle;				\
578 	dst->ct_fwhandle = src->ct_fwhandle;				\
579 	dst->ct_fwhandle = src->ct_fwhandle;				\
580 	ISP_SBUS_SWOZZLE(isp, src, dst, ct_lun, ct_iid);		\
581 	dst->ct_rxid = src->ct_rxid;					\
582 	dst->ct_flags = src->ct_flags;					\
583 	dst->ct_status = src->ct_status;				\
584 	dst->ct_timeout = src->ct_timeout;				\
585 	dst->ct_seg_count = src->ct_seg_count;				\
586 	dst->ct_reloff = src->ct_reloff;				\
587 	dst->ct_resid = src->ct_resid;					\
588 	dst->rsp = src->rsp;						\
589 }
590 #define	ISP_SWIZ_ENABLE_LUN(isp, vdst, vsrc)				\
591 {									\
592 	lun_entry_t *src = (lun_entry_t *)vsrc;				\
593 	lun_entry_t *dst = (lun_entry_t *)vdst;				\
594 	dst->le_header = src->le_header;				\
595 	dst->le_reserved2 = src->le_reserved2;				\
596 	ISP_SBUS_SWOZZLE(isp, src, dst, le_lun, le_rsvd);		\
597 	ISP_SBUS_SWOZZLE(isp, src, dst, le_ops, le_tgt);		\
598 	dst->le_flags = src->le_flags;					\
599 	ISP_SBUS_SWOZZLE(isp, src, dst, le_status, le_reserved2);	\
600 	ISP_SBUS_SWOZZLE(isp, src, dst, le_cmd_count, le_in_count);	\
601 	ISP_SBUS_SWOZZLE(isp, src, dst, le_cdb6len, le_cdb7len);	\
602 	dst->le_timeout = src->le_timeout;				\
603 	dst->le_reserved = src->le_reserved;				\
604 }
605 #define	ISP_SWIZ_NOTIFY(isp, vdst, vsrc)				\
606 {									\
607 	in_entry_type *src = (in_entry_t *)vsrc;			\
608 	in_entry_type *dst = (in_entry_t *)vdst;			\
609 	dst->in_header = src->in_header;				\
610 	dst->in_reserved2 = src->in_reserved2;				\
611 	ISP_SBUS_SWOZZLE(isp, src, dst, in_lun, in_iid);		\
612 	ISP_SBUS_SWOZZLE(isp, src, dst, in_reserved2, in_tgt);		\
613 	dst->in_flags = src->in_flags;					\
614 	ISP_SBUS_SWOZZLE(isp, src, dst, in_status, in_rsvd2);		\
615 	ISP_SBUS_SWOZZLE(isp, src, dst, in_tag_val, in_tag_type);	\
616 	dst->in_seqid = src->in_seqid;					\
617 	MEMCPY(dst->in_msg, src->in_msg, IN_MSGLEN);			\
618 	MEMCPY(dst->in_reserved, src->in_reserved, IN_RESERVED);	\
619 	MEMCPY(dst->in_sense, src->in_sense, QLTM_SENSELEN);		\
620 }
621 #define	ISP_SWIZ_NOTIFY_FC(isp, vdst, vsrc)				\
622 {									\
623 	in_fcentry_type *src = (in_fcentry_t *)vsrc;			\
624 	in_fcentry_type *dst = (in_fcentry_t *)vdst;			\
625 	dst->in_header = src->in_header;				\
626 	dst->in_reserved2 = src->in_reserved2;				\
627 	ISP_SBUS_SWOZZLE(isp, src, dst, in_lun, in_iid);		\
628 	dst->in_scclun = src->in_scclun;				\
629 	dst->in_reserved2 = src->in_reserved2;				\
630 	dst->in_status = src->in_status;				\
631 	dst->in_task_flags = src->in_task_flags;			\
632 	dst->in_seqid = src->in_seqid;					\
633 }
634 #define	ISP_SWIZ_NOT_ACK(isp, vdst, vsrc)				\
635 {									\
636 	na_entry_t *src = (na_entry_t *)vsrc;				\
637 	na_entry_t *dst = (na_entry_t *)vdst;				\
638 	dst->na_header = src->na_header;				\
639 	dst->na_reserved = src->na_reserved;				\
640 	ISP_SBUS_SWOZZLE(isp, src, dst, na_lun, na_iid);		\
641 	dst->na_reserved2 = src->na_reserved2;				\
642 	ISP_SBUS_SWOZZLE(isp, src, dst, na_reserved, na_tgt);		\
643 	dst->na_flags = src->na_flags;					\
644 	ISP_SBUS_SWOZZLE(isp, src, dst, na_status, na_event);		\
645 	dst->na_seqid = src->na_seqid;					\
646 	MEMCPY(dst->na_reserved3, src->na_reserved3, NA_RSVDLEN);	\
647 }
648 #define	ISP_SWIZ_NOT_ACK_FC(isp, vdst, vsrc)				\
649 {									\
650 	na_fcentry_t *src = (na_fcentry_t *)vsrc;			\
651 	na_fcentry_t *dst = (na_fcentry_t *)vdst;			\
652 	dst->na_header = src->na_header;				\
653 	dst->na_reserved = src->na_reserved;				\
654 	ISP_SBUS_SWOZZLE(isp, src, dst, na_lun, na_iid);		\
655 	dst->na_scclun = src->na_scclun;				\
656 	dst->na_flags = src->na_flags;					\
657 	dst->na_reserved2 = src->na_reserved2;				\
658 	dst->na_status = src->na_status;				\
659 	dst->na_task_flags = src->na_task_flags;			\
660 	dst->na_seqid = src->na_seqid;					\
661 	MEMCPY(dst->na_reserved3, src->na_reserved3, NA2_RSVDLEN);	\
662 }
663 #else
664 #define	ISP_SWIZ_ATIO(isp, d, s)	MCIDF(d, s)
665 #define	ISP_SWIZ_ATIO2(isp, d, s)	MCIDF(d, s)
666 #define	ISP_SWIZ_CTIO(isp, d, s)	MCIDF(d, s)
667 #define	ISP_SWIZ_CTIO2(isp, d, s)	MCIDF(d, s)
668 #define	ISP_SWIZ_ENABLE_LUN(isp, d, s)	MCIDF(d, s)
669 #define	ISP_SWIZ_ATIO2(isp, d, s)	MCIDF(d, s)
670 #define	ISP_SWIZ_CTIO2(isp, d, s)	MCIDF(d, s)
671 #define	ISP_SWIZ_NOTIFY(isp, d, s)	MCIDF(d, s)
672 #define	ISP_SWIZ_NOTIFY_FC(isp, d, s)	MCIDF(d, s)
673 #define	ISP_SWIZ_NOT_ACK(isp, d, s)	MCIDF(d, s)
674 #define	ISP_SWIZ_NOT_ACK_FC(isp, d, s)	MCIDF(d, s)
675 #endif
676 
677 /*
678  * Debug macros
679  */
680 
681 #define	ISP_TDQE(isp, msg, idx, arg)	\
682     if (isp->isp_dblev & ISP_LOGTDEBUG2) isp_print_qentry(isp, msg, idx, arg)
683 
684 /*
685  * The functions below are target mode functions that
686  * are generally internal to the Qlogic driver.
687  */
688 
689 /*
690  * This function handles new response queue entry appropriate for target mode.
691  */
692 int isp_target_notify(struct ispsoftc *, void *, u_int16_t *);
693 
694 /*
695  * Enable/Disable/Modify a logical unit.
696  * (softc, cmd, bus, tgt, lun, cmd_cnt, inotify_cnt, opaque)
697  */
698 #define	DFLT_CMND_CNT	32
699 #define	DFLT_INOT_CNT	4
700 int isp_lun_cmd(struct ispsoftc *, int, int, int, int, int, int, u_int32_t);
701 
702 /*
703  * General request queue 'put' routine for target mode entries.
704  */
705 int isp_target_put_entry(struct ispsoftc *isp, void *);
706 
707 /*
708  * General routine to put back an ATIO entry-
709  * used for replenishing f/w resource counts.
710  * The argument is a pointer to a source ATIO
711  * or ATIO2.
712  */
713 int isp_target_put_atio(struct ispsoftc *, void *);
714 
715 /*
716  * General routine to send a final CTIO for a command- used mostly for
717  * local responses.
718  */
719 int isp_endcmd(struct ispsoftc *, void *, u_int32_t, u_int16_t);
720 #define	ECMD_SVALID	0x100
721 
722 /*
723  * Handle an asynchronous event
724  */
725 
726 void isp_target_async(struct ispsoftc *, int, int);
727 
728 #endif	/* _ISP_TARGET_H */
729