xref: /freebsd/sys/dev/isp/isp_target.h (revision 04c9749ff0148ec8f73b150cec8bc2c094a5d31a)
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
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. Redistributions in binary form must reproduce the above copyright
23  *    notice, this list of conditions and the following disclaimer in the
24  *    documentation and/or other materials provided with the distribution.
25  * 3. The name of the author may not be used to endorse or promote products
26  *    derived from this software without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
32  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  */
39 #ifndef	_ISPTARGET_H
40 #define	_ISPTARGET_H
41 
42 /*
43  * Defines for all entry types
44  */
45 #define QLTM_SVALID	0x80
46 #define	QLTM_SENSELEN	18
47 
48 /*
49  * Structure for Enable Lun and Modify Lun queue entries
50  */
51 typedef struct {
52 	isphdr_t	le_header;
53 	u_int32_t	le_reserved;
54 	u_int8_t	le_lun;
55 	u_int8_t	le_rsvd;
56 	u_int8_t	le_ops;		/* Modify LUN only */
57 	u_int8_t	le_tgt;		/* Not for FC */
58 	u_int32_t	le_flags;	/* Not for FC */
59 	u_int8_t	le_status;
60 	u_int8_t	le_reserved2;
61 	u_int8_t	le_cmd_count;
62 	u_int8_t	le_in_count;
63 	u_int8_t	le_cdb6len;	/* Not for FC */
64 	u_int8_t	le_cdb7len;	/* Not for FC */
65 	u_int16_t	le_timeout;
66 	u_int16_t	le_reserved3[20];
67 } lun_entry_t;
68 
69 /*
70  * le_flags values
71  */
72 #define LUN_TQAE	0x00000001	/* bit1  Tagged Queue Action Enable */
73 #define LUN_DSSM	0x01000000	/* bit24 Disable Sending SDP Message */
74 #define	LUN_DISAD	0x02000000	/* bit25 Disable autodisconnect */
75 #define LUN_DM		0x40000000	/* bit30 Disconnects Mandatory */
76 
77 /*
78  * le_ops values
79  */
80 #define LUN_CCINCR	0x01	/* increment command count */
81 #define LUN_CCDECR	0x02	/* decrement command count */
82 #define LUN_ININCR	0x40	/* increment immed. notify count */
83 #define LUN_INDECR	0x80	/* decrement immed. notify count */
84 
85 /*
86  * le_status values
87  */
88 #define	LUN_OK		0x01	/* we be rockin' */
89 #define LUN_ERR		0x04	/* request completed with error */
90 #define LUN_INVAL	0x06	/* invalid request */
91 #define LUN_NOCAP	0x16	/* can't provide requested capability */
92 #define LUN_ENABLED	0x3E	/* LUN already enabled */
93 
94 /*
95  * Immediate Notify Entry structure
96  */
97 #define IN_MSGLEN	8	/* 8 bytes */
98 #define IN_RSVDLEN	8	/* 8 words */
99 typedef struct {
100 	isphdr_t	in_header;
101 	u_int32_t	in_reserved;
102 	u_int8_t	in_lun;		/* lun */
103 	u_int8_t	in_iid;		/* initiator */
104 	u_int8_t	in_reserved2;
105 	u_int8_t	in_tgt;		/* target */
106 	u_int32_t	in_flags;
107 	u_int8_t	in_status;
108 	u_int8_t	in_rsvd2;
109 	u_int8_t	in_tag_val;	/* tag value */
110 	u_int8_t	in_tag_type;	/* tag type */
111 	u_int16_t	in_seqid;	/* sequence id */
112 	u_int8_t	in_msg[IN_MSGLEN];	/* SCSI message bytes */
113 	u_int16_t	in_reserved3[IN_RSVDLEN];
114 	u_int8_t	in_sense[QLTM_SENSELEN];/* suggested sense data */
115 } in_entry_t;
116 
117 typedef struct {
118 	isphdr_t	in_header;
119 	u_int32_t	in_reserved;
120 	u_int8_t	in_lun;		/* lun */
121 	u_int8_t	in_iid;		/* initiator */
122 	u_int16_t	in_scclun;
123 	u_int32_t	in_reserved2;
124 	u_int16_t	in_status;
125 	u_int16_t	in_task_flags;
126 	u_int16_t	in_seqid;	/* sequence id */
127 } in_fcentry_t;
128 
129 /*
130  * Values for the in_status field
131  */
132 #define	IN_REJECT	0x0D	/* Message Reject message received */
133 #define IN_RESET	0x0E	/* Bus Reset occurred */
134 #define IN_NO_RCAP	0x16	/* requested capability not available */
135 #define IN_IDE_RECEIVED	0x33	/* Initiator Detected Error msg received */
136 #define IN_RSRC_UNAVAIL	0x34	/* resource unavailable */
137 #define IN_MSG_RECEIVED	0x36	/* SCSI message received */
138 #define	IN_ABORT_TASK	0x20	/* task named in RX_ID is being aborted (FC) */
139 #define	IN_PORT_LOGOUT	0x29	/* port has logged out (FC) */
140 #define	IN_PORT_CHANGED	0x2A	/* port changed */
141 #define	IN_GLOBAL_LOGO	0x2E	/* all ports logged out */
142 #define	IN_NO_NEXUS	0x3B	/* Nexus not established */
143 
144 /*
145  * Values for the in_task_flags field- should only get one at a time!
146  */
147 #define	TASK_FLAGS_ABORT_TASK		(1<<9)
148 #define	TASK_FLAGS_CLEAR_TASK_SET	(1<<10)
149 #define	TASK_FLAGS_TARGET_RESET		(1<<13)
150 #define	TASK_FLAGS_CLEAR_ACA		(1<<14)
151 #define	TASK_FLAGS_TERMINATE_TASK	(1<<15)
152 
153 #ifndef	MSG_ABORT_TAG
154 #define	MSG_ABORT_TAG		0x06
155 #endif
156 #ifndef	MSG_CLEAR_QUEUE
157 #define	MSG_CLEAR_QUEUE		0x0e
158 #endif
159 #ifndef	MSG_BUS_DEV_RESET
160 #define	MSG_BUS_DEV_RESET	0x0b
161 #endif
162 #ifndef	MSG_REL_RECOVERY
163 #define	MSG_REL_RECOVERY	0x10
164 #endif
165 #ifndef	MSG_TERM_IO_PROC
166 #define	MSG_TERM_IO_PROC	0x11
167 #endif
168 
169 
170 /*
171  * Notify Acknowledge Entry structure
172  */
173 #define NA_RSVDLEN	22
174 typedef struct {
175 	isphdr_t	na_header;
176 	u_int32_t	na_reserved;
177 	u_int8_t	na_lun;		/* lun */
178 	u_int8_t	na_iid;		/* initiator */
179 	u_int8_t	na_reserved2;
180 	u_int8_t	na_tgt;		/* target */
181 	u_int32_t	na_flags;
182 	u_int8_t	na_status;
183 	u_int8_t	na_event;
184 	u_int16_t	na_seqid;	/* sequence id */
185 	u_int16_t	na_reserved3[NA_RSVDLEN];
186 } na_entry_t;
187 
188 /*
189  * Value for the na_event field
190  */
191 #define NA_RST_CLRD	0x80	/* Clear an async event notification */
192 #define	NA_OK		0x01	/* Notify Acknowledge Succeeded */
193 #define	NA_INVALID	0x06	/* Invalid Notify Acknowledge */
194 
195 #define	NA2_RSVDLEN	21
196 typedef struct {
197 	isphdr_t	na_header;
198 	u_int32_t	na_reserved;
199 	u_int8_t	na_lun;		/* lun */
200 	u_int8_t	na_iid;		/* initiator */
201 	u_int16_t	na_scclun;
202 	u_int16_t	na_flags;
203 	u_int16_t	na_reserved2;
204 	u_int16_t	na_status;
205 	u_int16_t	na_task_flags;
206 	u_int16_t	na_seqid;	/* sequence id */
207 	u_int16_t	na_reserved3[NA2_RSVDLEN];
208 } na_fcentry_t;
209 #define	NAFC_RCOUNT	0x80	/* increment resource count */
210 #define NAFC_RST_CLRD	0x20	/* Clear LIP Reset */
211 /*
212  * Accept Target I/O Entry structure
213  */
214 #define ATIO_CDBLEN	26
215 
216 typedef struct {
217 	isphdr_t	at_header;
218 	u_int32_t	at_reserved;
219 	u_int8_t	at_lun;		/* lun */
220 	u_int8_t	at_iid;		/* initiator */
221 	u_int8_t	at_cdblen; 	/* cdb length */
222 	u_int8_t	at_tgt;		/* target */
223 	u_int32_t	at_flags;
224 	u_int8_t	at_status;	/* firmware status */
225 	u_int8_t	at_scsi_status;	/* scsi status */
226 	u_int8_t	at_tag_val;	/* tag value */
227 	u_int8_t	at_tag_type;	/* tag type */
228 	u_int8_t	at_cdb[ATIO_CDBLEN];	/* received CDB */
229 	u_int8_t	at_sense[QLTM_SENSELEN];/* suggested sense data */
230 } at_entry_t;
231 
232 /*
233  * at_flags values
234  */
235 #define AT_NODISC	0x00008000	/* disconnect disabled */
236 #define AT_TQAE		0x00000001	/* Tagged Queue Action enabled */
237 
238 /*
239  * at_status values
240  */
241 #define AT_PATH_INVALID	0x07	/* ATIO sent to firmware for disabled lun */
242 #define	AT_RESET	0x0E	/* SCSI Bus Reset Occurred */
243 #define AT_PHASE_ERROR	0x14	/* Bus phase sequence error */
244 #define AT_NOCAP	0x16	/* Requested capability not available */
245 #define AT_BDR_MSG	0x17	/* Bus Device Reset msg received */
246 #define AT_CDB		0x3D	/* CDB received */
247 
248 /*
249  * Accept Target I/O Entry structure, Type 2
250  */
251 #define ATIO2_CDBLEN	16
252 
253 typedef struct {
254 	isphdr_t	at_header;
255 	u_int32_t	at_reserved;
256 	u_int8_t	at_lun;		/* lun or reserved */
257 	u_int8_t	at_iid;		/* initiator */
258 	u_int16_t	at_rxid; 	/* response ID */
259 	u_int16_t	at_flags;
260 	u_int16_t	at_status;	/* firmware status */
261 	u_int8_t	at_reserved1;
262 	u_int8_t	at_taskcodes;
263 	u_int8_t	at_taskflags;
264 	u_int8_t	at_execodes;
265 	u_int8_t	at_cdb[ATIO2_CDBLEN];	/* received CDB */
266 	u_int32_t	at_datalen;		/* allocated data len */
267 	u_int16_t	at_scclun;	/* SCC Lun or reserved */
268 	u_int16_t	at_reserved2;
269 	u_int16_t	at_scsi_status;
270 	u_int8_t	at_sense[QLTM_SENSELEN];
271 } at2_entry_t;
272 
273 #define	ATIO2_TC_ATTR_MASK	0x7
274 #define	ATIO2_TC_ATTR_SIMPLEQ	0
275 #define	ATIO2_TC_ATTR_HEADOFQ	1
276 #define	ATIO2_TC_ATTR_ORDERED	2
277 #define	ATIO2_TC_ATTR_ACAQ	4
278 #define	ATIO2_TC_ATTR_UNTAGGED	5
279 
280 /*
281  * Continue Target I/O Entry structure
282  * Request from driver. The response from the
283  * ISP firmware is the same except that the last 18
284  * bytes are overwritten by suggested sense data if
285  * the 'autosense valid' bit is set in the status byte.
286  */
287 typedef struct {
288 	isphdr_t	ct_header;
289 	u_int32_t	ct_reserved;
290 	u_int8_t	ct_lun;	/* lun */
291 	u_int8_t	ct_iid;	/* initiator id */
292 	u_int8_t	ct_reserved2;
293 	u_int8_t	ct_tgt;	/* our target id */
294 	u_int32_t	ct_flags;
295 	u_int8_t 	ct_status;	/* isp status */
296 	u_int8_t 	ct_scsi_status;	/* scsi status */
297 	u_int8_t 	ct_tag_val;	/* tag value */
298 	u_int8_t 	ct_tag_type;	/* tag type */
299 	u_int32_t	ct_xfrlen;	/* transfer length */
300 	u_int32_t	ct_resid;	/* residual length */
301 	u_int16_t	ct_timeout;
302 	u_int16_t	ct_seg_count;
303 	ispds_t		ct_dataseg[ISP_RQDSEG];
304 } ct_entry_t;
305 
306 /*
307  * For some of the dual port SCSI adapters, port (bus #) is reported
308  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
309  *
310  * Note that this does not apply to FC adapters at all which can and
311  * do report IIDs between 129 && 255 (these represent devices that have
312  * logged in across a SCSI fabric).
313  */
314 #define	GET_IID_VAL(x)		(x & 0x3f)
315 #define	GET_BUS_VAL(x)		((x >> 7) & 0x1)
316 #define	SET_IID_VAL(y, x)	(y | (x & 0x3f))
317 #define	SET_BUS_VAL(y, x)	(y | ((x & 0x1) << 7))
318 
319 /*
320  * ct_flags values
321  */
322 #define CT_TQAE		0x00000001	/* bit  1, Tagged Queue Action enable */
323 #define CT_DATA_IN	0x00000040	/* bits 6&7, Data direction */
324 #define CT_DATA_OUT	0x00000080	/* bits 6&7, Data direction */
325 #define CT_NO_DATA	0x000000C0	/* bits 6&7, Data direction */
326 #define	CT_CCINCR	0x00000100	/* bit 8, autoincrement atio count */
327 #define CT_DATAMASK	0x000000C0	/* bits 6&7, Data direction */
328 #define	CT_INISYNCWIDE	0x00004000	/* bit 14, Do Sync/Wide Negotiation */
329 #define CT_NODISC	0x00008000	/* bit 15, Disconnects disabled */
330 #define CT_DSDP		0x01000000	/* bit 24, Disable Save Data Pointers */
331 #define CT_SENDRDP	0x04000000	/* bit 26, Send Restore Pointers msg */
332 #define CT_SENDSTATUS	0x80000000	/* bit 31, Send SCSI status byte */
333 
334 /*
335  * ct_status values
336  * - set by the firmware when it returns the CTIO
337  */
338 #define CT_OK		0x01	/* completed without error */
339 #define CT_ABORTED	0x02	/* aborted by host */
340 #define CT_ERR		0x04	/* see sense data for error */
341 #define CT_INVAL	0x06	/* request for disabled lun */
342 #define CT_NOPATH	0x07	/* invalid ITL nexus */
343 #define	CT_INVRXID	0x08	/* (FC only) Invalid RX_ID */
344 #define CT_RSELTMO	0x0A	/* reselection timeout after 2 tries */
345 #define CT_TIMEOUT	0x0B	/* timed out */
346 #define CT_RESET	0x0E	/* SCSI Bus Reset occurred */
347 #define	CT_PARITY	0x0F	/* Uncorrectable Parity Error */
348 #define	CT_PANIC	0x13	/* Unrecoverable Error */
349 #define CT_PHASE_ERROR	0x14	/* Bus phase sequence error */
350 #define CT_BDR_MSG	0x17	/* Bus Device Reset msg received */
351 #define CT_TERMINATED	0x19	/* due to Terminate Transfer mbox cmd */
352 #define	CT_PORTNOTAVAIL	0x28	/* port not available */
353 #define	CT_LOGOUT	0x29	/* port logout */
354 #define	CT_PORTCHANGED	0x2A	/* port changed */
355 #define	CT_IDE		0x33	/* Initiator Detected Error */
356 #define CT_NOACK	0x35	/* Outstanding Immed. Notify. entry */
357 
358 /*
359  * When the firmware returns a CTIO entry, it may overwrite the last
360  * part of the structure with sense data. This starts at offset 0x2E
361  * into the entry, which is in the middle of ct_dataseg[1]. Rather
362  * than define a new struct for this, I'm just using the sense data
363  * offset.
364  */
365 #define CTIO_SENSE_OFFSET	0x2E
366 
367 /*
368  * Entry length in u_longs. All entries are the same size so
369  * any one will do as the numerator.
370  */
371 #define UINT32_ENTRY_SIZE	(sizeof(at_entry_t)/sizeof(u_int32_t))
372 
373 /*
374  * QLA2100 CTIO (type 2) entry
375  */
376 #define	MAXRESPLEN	26
377 typedef struct {
378 	isphdr_t	ct_header;
379 	u_int32_t	ct_reserved;
380 	u_int8_t	ct_lun;	/* lun */
381 	u_int8_t	ct_iid;	/* initiator id */
382 	u_int16_t	ct_rxid; /* response ID */
383 	u_int16_t	ct_flags;
384 	u_int16_t 	ct_status;	/* isp status */
385 	u_int16_t	ct_timeout;
386 	u_int16_t	ct_seg_count;
387 	u_int32_t	ct_reloff;	/* relative offset */
388 	int32_t		ct_resid;	/* residual length */
389 	union {
390 		/*
391 		 * The three different modes that the target driver
392 		 * can set the CTIO2 up as.
393 		 *
394 		 * The first is for sending FCP_DATA_IUs as well as
395 		 * (optionally) sending a terminal SCSI status FCP_RSP_IU.
396 		 *
397 		 * The second is for sending SCSI sense data in an FCP_RSP_IU.
398 		 * Note that no FCP_DATA_IUs will be sent.
399 		 *
400 		 * The third is for sending FCP_RSP_IUs as built specifically
401 		 * in system memory as located by the isp_dataseg.
402 		 */
403 		struct {
404 			u_int32_t _reserved;
405 			u_int16_t _reserved2;
406 			u_int16_t ct_scsi_status;
407 			u_int32_t ct_xfrlen;
408 			ispds_t ct_dataseg[ISP_RQDSEG_T2];
409 		} m0;
410 		struct {
411 			u_int16_t _reserved;
412 			u_int16_t _reserved2;
413 			u_int16_t ct_senselen;
414 			u_int16_t ct_scsi_status;
415 			u_int16_t ct_resplen;
416 			u_int8_t  ct_resp[MAXRESPLEN];
417 		} m1;
418 		struct {
419 			u_int32_t _reserved;
420 			u_int16_t _reserved2;
421 			u_int16_t _reserved3;
422 			u_int32_t ct_datalen;
423 			ispds_t ct_fcp_rsp_iudata;
424 		} m2;
425 		/*
426 		 * CTIO2 returned from F/W...
427 		 */
428 		struct {
429 			u_int32_t _reserved[4];
430 			u_int16_t ct_scsi_status;
431 			u_int8_t  ct_sense[QLTM_SENSELEN];
432 		} fw;
433 	} rsp;
434 } ct2_entry_t;
435 
436 /*
437  * ct_flags values for CTIO2
438  */
439 #define	CT2_FLAG_MMASK	0x0003
440 #define	CT2_FLAG_MODE0	0x0000
441 #define	CT2_FLAG_MODE1	0x0001
442 #define	CT2_FLAG_MODE2	0x0002
443 #define CT2_DATA_IN	CT_DATA_IN
444 #define CT2_DATA_OUT	CT_DATA_OUT
445 #define CT2_NO_DATA	CT_NO_DATA
446 #define CT2_DATAMASK	CT_DATAMASK
447 #define	CT2_CCINCR	0x0100
448 #define	CT2_FASTPOST	0x0200
449 #define CT2_SENDSTATUS	0x8000
450 
451 /*
452  * ct_status values are (mostly) the same as that for ct_entry.
453  */
454 
455 /*
456  * ct_scsi_status values- the low 8 bits are the normal SCSI status
457  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
458  * fields.
459  */
460 #define	CT2_RSPLEN_VALID	0x0100
461 #define	CT2_SNSLEN_VALID	0x0200
462 #define	CT2_DATA_OVER		0x0400
463 #define	CT2_DATA_UNDER		0x0800
464 
465 /*
466  * Macros for packing/unpacking the above structures
467  */
468 
469 #ifdef	__sparc__
470 #define	ISP_SBUS_SWOZZLE(isp, src, dest, taga, tagb)	\
471 	if (isp->isp_bus == ISP_SBUS) {	\
472 		source -> taga =  dest -> tagb;	\
473 		source -> tagb =  dest -> taga;	\
474 	} else { \
475 		source -> taga =  dest -> taga;	\
476 		source -> tagb =  dest -> taga;	\
477 	}
478 #else
479 #define	ISP_SBUS_SWOZZLE(isp, src, dest, taga, tagb)	\
480 		source -> taga =  dest -> taga;	\
481 		source -> tagb =  dest -> taga;
482 #endif
483 
484 #define	MCIDF(d, s)	if ((void *) d != (void *)s) MEMCPY(d, s, QENTRY_LEN)
485 
486 /* This is really only for SBus cards on a sparc */
487 #ifdef	__sparc__
488 #define	ISP_SWIZ_ATIO(isp, dest, vsrc)					\
489 {									\
490 	at_entry_t *source = (at_entry_t *) vsrc;			\
491 	at_entry_t local, *vdst;					\
492 	if ((void *)dest == (void *)vsrc) {				\
493 		MEMCPY(vsrc, &local, sizeof (at_entry_t));		\
494 		vdst = &local;						\
495 	} else {							\
496 		vdst = dest;						\
497 	}								\
498 	vdst->at_header = source->at_header;				\
499 	vdst->at_reserved2 = source->at_reserved2;			\
500 	ISP_SBUS_SWOZZLE(isp, source, vdst, at_lun, at_iid);		\
501 	ISP_SBUS_SWOZZLE(isp, source, vdst, at_cdblen, at_tgt);		\
502 	vdst->at_flags = source->at_flags;				\
503 	ISP_SBUS_SWOZZLE(isp, source, vdst, at_status, at_scsi_status);	\
504 	ISP_SBUS_SWOZZLE(isp, source, vdst, at_tag_val, at_tag_type);	\
505 	MEMCPY(vdst->at_cdb, source->at_cdb, ATIO_CDBLEN);		\
506 	MEMCPY(vdst->at_sense, source->at_sense, QLTM_SENSELEN);	\
507 }
508 
509 #define	ISP_SWIZ_CTIO(isp, dest, vsrc)					\
510 {									\
511 	ct_entry_t *source = (ct_entry_t *) vsrc;			\
512 	ct_entry_t *local, *vdst;					\
513 	if ((void *)dest == (void *)vsrc) {				\
514 		MEMCPY(vsrc, &local, sizeof (ct_entry_t));		\
515 		vdst = &local;						\
516 	} else {							\
517 		vdst = dest;						\
518 	}								\
519 	vdst->ct_header = source->ct_header;				\
520 	vdst->ct_reserved = source->ct_reserved;			\
521 	ISP_SBUS_SWOZZLE(isp, source, vdst, ct_lun, ct_iid);		\
522 	ISP_SBUS_SWOZZLE(isp, source, vdst, ct_rsvd, ct_tgt);		\
523 	vdst->ct_flags = source->ct_flags;				\
524 	ISP_SBUS_SWOZZLE(isp, source, vdst, ct_status, ct_scsi_status);	\
525 	ISP_SBUS_SWOZZLE(isp, source, vdst, ct_tag_val, ct_tag_type);	\
526 	vdst->ct_xfrlen = source->ct_xfrlen;				\
527 	vdst->ct_resid = source->ct_resid;				\
528 	vdst->ct_timeout = source->ct_timeout;				\
529 	vdst->ct_seg_count = source->ct_seg_count;			\
530 	MEMCPY(vdst->ct_cdb, source->ct_cdb, ATIO_CDBLEN);		\
531 	MEMCPY(vdst->ct_sense, source->ct_sense, QLTM_SENSELEN);	\
532 	vdst->ct_dataseg = source->ct_dataseg;				\
533 }
534 #define	ISP_SWIZ_ENABLE_LUN(isp, dest, vsrc)				\
535 {									\
536 	lun_entry_t *source = (lun_entry_t *)vsrc;			\
537 	lun_entry_t *local, *vdst;					\
538 	if ((void *)dest == (void *)vsrc) {				\
539 		MEMCPY(vsrc, &local, sizeof (lun_entry_t));		\
540 		vdst = &local;						\
541 	} else {							\
542 		vdst = dest;						\
543 	}								\
544 	vdst->le_header = source->le_header;				\
545 	vdst->le_reserved2 = source->le_reserved2;			\
546 	ISP_SBUS_SWOZZLE(isp, source, vdst, le_lun, le_rsvd);		\
547 	ISP_SBUS_SWOZZLE(isp, source, vdst, le_ops, le_tgt);		\
548 	vdst->le_flags = source->le_flags;				\
549 	ISP_SBUS_SWOZZLE(isp, source, vdst, le_status, le_rsvd2);	\
550 	ISP_SBUS_SWOZZLE(isp, source, vdst, le_cmd_count, le_in_count);	\
551 	ISP_SBUS_SWOZZLE(isp, source, vdst, le_cdb6len, le_cdb7len);	\
552 	vdst->le_timeout = source->le_timeout;				\
553 	vdst->le_reserved = source->le_reserved;			\
554 }
555 #define	ISP_SWIZ_NOTIFY(isp, dest, vsrc)				\
556 {									\
557 	in_entry_type *source = (in_entry_t *)vsrc;			\
558 	in_entry_t *local, *vdst;					\
559 	if ((void *)dest == (void *)vsrc) {				\
560 		MEMCPY(vsrc, &local, sizeof (in_entry_t));		\
561 		vdst = &local;						\
562 	} else {							\
563 		vdst = dest;						\
564 	}								\
565 	vdst->in_header = source->in_header;				\
566 	vdst->in_reserved2 = source->in_reserved2;			\
567 	ISP_SBUS_SWOZZLE(isp, source, vdst, in_lun, in_iid);		\
568 	ISP_SBUS_SWOZZLE(isp, source, vdst, in_rsvd, in_tgt);		\
569 	vdst->in_flags = source->in_flags;				\
570 	ISP_SBUS_SWOZZLE(isp, source, vdst, in_status, in_rsvd2);	\
571 	ISP_SBUS_SWOZZLE(isp, source, vdst, in_tag_val, in_tag_type);	\
572 	vdst->in_seqid = source->in_seqid;				\
573 	MEMCPY(vdst->in_msg, source->in_msg, IN_MSGLEN);		\
574 	MEMCPY(vdst->in_reserved, source->in_reserved, IN_RESERVED);	\
575 	MEMCPY(vdst->in_sense, source->in_sense, QLTM_SENSELEN);	\
576 }
577 #define	ISP_SWIZ_NOT_ACK(isp, dest)					\
578 {									\
579 	na_entry_t *source = (na_entry_t *)vsrc;			\
580 	na_entry_t *local, *vdst;					\
581 	if ((void *)dest == (void *)vsrc) {				\
582 		MEMCPY(vsrc, &local, sizeof (na_entry_t));		\
583 		vdst = &local;						\
584 	} else {							\
585 		vdst = dest;						\
586 	}								\
587 	vdst->na_header = source->na_header;				\
588 	vdst->na_reserved2 = source->na_reserved2;			\
589 	ISP_SBUS_SWOZZLE(isp, source, vdst, na_lun, na_iid);		\
590 	ISP_SBUS_SWOZZLE(isp, source, vdst, na_rsvd, na_tgt);		\
591 	vdst->na_flags = source->na_flags;				\
592 	ISP_SBUS_SWOZZLE(isp, source, vdst, na_status, na_event);	\
593 	vdst->na_seqid = source->na_seqid;				\
594 	MEMCPY(vdst->na_reserved, source->na_reserved, NA_RSVDLEN);	\
595 }
596 #define	ISP_SWIZ_NOT_ACK_FC(isp, d, s)	MCIDF(d, s)
597 #define	ISP_SWIZ_ATIO2(isp, d, s)	MCIDF(d, s)
598 #define	ISP_SWIZ_CTIO2(isp, d, s)	MCIDF(d, s)
599 #else
600 #define	ISP_SWIZ_ATIO(isp, d, s)	MCIDF(d, s)
601 #define	ISP_SWIZ_CTIO(isp, d, s)	MCIDF(d, s)
602 #define	ISP_SWIZ_ENABLE_LUN(isp, d, s)	MCIDF(d, s)
603 #define	ISP_SWIZ_NOTIFY(isp, d, s)	MCIDF(d, s)
604 #define	ISP_SWIZ_NOT_ACK(isp, d, s)	MCIDF(d, s)
605 #define	ISP_SWIZ_NOT_ACK_FC(isp, d, s)	MCIDF(d, s)
606 #define	ISP_SWIZ_ATIO2(isp, d, s)	MCIDF(d, s)
607 #define	ISP_SWIZ_CTIO2(isp, d, s)	MCIDF(d, s)
608 #endif
609 
610 /*
611  * Debug macros
612  */
613 
614 #define	ISP_TDQE(isp, msg, idx, arg)	\
615     if (isp->isp_dblev & ISP_LOGTDEBUG2) isp_print_qentry(isp, msg, idx, arg)
616 
617 /*
618  * The functions below are target mode functions that
619  * are generally internal to the Qlogic driver.
620  */
621 
622 /*
623  * This function handles new response queue entry appropriate for target mode.
624  */
625 int isp_target_notify __P((struct ispsoftc *, void *, u_int16_t *));
626 
627 /*
628  * Enable/Disable/Modify a logical unit.
629  */
630 #define	DFLT_CMD_CNT	32	/* XX */
631 #define	DFLT_INOTIFY	(4)
632 int isp_lun_cmd __P((struct ispsoftc *, int, int, int, int, u_int32_t));
633 
634 /*
635  * General request queue 'put' routine for target mode entries.
636  */
637 int isp_target_put_entry __P((struct ispsoftc *isp, void *));
638 
639 /*
640  * General routine to put back an ATIO entry-
641  * used for replenishing f/w resource counts.
642  */
643 int
644 isp_target_put_atio __P((struct ispsoftc *, int, int, int, int, int));
645 
646 /*
647  * General routine to send a final CTIO for a command- used mostly for
648  * local responses.
649  */
650 int
651 isp_endcmd __P((struct ispsoftc *, void *, u_int32_t, u_int32_t));
652 #define	ECMD_SVALID	0x100
653 
654 /*
655  * Handle an asynchronous event
656  */
657 
658 void isp_target_async __P((struct ispsoftc *, int, int));
659 
660 #endif	/* _ISPTARGET_H */
661