xref: /freebsd/sys/dev/isp/isp_freebsd.h (revision 4e99f45480598189d49d45a825533a6c9e12f02c)
1 /* $FreeBSD$ */
2 /*-
3  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4  *
5  * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions
6  *
7  * Copyright (c) 1997-2008 by Matthew Jacob
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice immediately at the beginning of the file, without modification,
15  *    this list of conditions, and the following disclaimer.
16  * 2. The name of the author may not be used to endorse or promote products
17  *    derived from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 #ifndef	_ISP_FREEBSD_H
32 #define	_ISP_FREEBSD_H
33 
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/endian.h>
37 #include <sys/jail.h>
38 #include <sys/lock.h>
39 #include <sys/kernel.h>
40 #include <sys/queue.h>
41 #include <sys/malloc.h>
42 #include <sys/mutex.h>
43 #include <sys/condvar.h>
44 #include <sys/rman.h>
45 #include <sys/sysctl.h>
46 
47 #include <sys/proc.h>
48 #include <sys/bus.h>
49 #include <sys/taskqueue.h>
50 
51 #include <machine/bus.h>
52 #include <machine/cpu.h>
53 #include <machine/stdarg.h>
54 
55 #include <cam/cam.h>
56 #include <cam/cam_debug.h>
57 #include <cam/cam_ccb.h>
58 #include <cam/cam_sim.h>
59 #include <cam/cam_xpt.h>
60 #include <cam/cam_xpt_sim.h>
61 #include <cam/cam_debug.h>
62 #include <cam/scsi/scsi_all.h>
63 #include <cam/scsi/scsi_message.h>
64 
65 #include "opt_ddb.h"
66 #include "opt_isp.h"
67 
68 #define	ISP_PLATFORM_VERSION_MAJOR	7
69 #define	ISP_PLATFORM_VERSION_MINOR	10
70 
71 /*
72  * Efficiency- get rid of SBus code && tests unless we need them.
73  */
74 #define	ISP_SBUS_SUPPORTED	0
75 
76 #define	ISP_IFLAGS	INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
77 
78 #define	N_XCMDS		64
79 #define	XCMD_SIZE	512
80 struct ispsoftc;
81 typedef union isp_ecmd {
82 	union isp_ecmd *	next;
83 	uint8_t			data[XCMD_SIZE];
84 } isp_ecmd_t;
85 isp_ecmd_t *	isp_get_ecmd(struct ispsoftc *);
86 void		isp_put_ecmd(struct ispsoftc *, isp_ecmd_t *);
87 
88 #ifdef	ISP_TARGET_MODE
89 #define	ATPDPSIZE	4096
90 #define	ATPDPHASHSIZE	32
91 #define	ATPDPHASH(x)	((((x) >> 24) ^ ((x) >> 16) ^ ((x) >> 8) ^ (x)) &  \
92 			    ((ATPDPHASHSIZE) - 1))
93 
94 #include <dev/isp/isp_target.h>
95 typedef struct atio_private_data {
96 	LIST_ENTRY(atio_private_data)	next;
97 	uint32_t	orig_datalen;
98 	uint32_t	bytes_xfered;
99 	uint32_t	bytes_in_transit;
100 	uint32_t	tag;		/* typically f/w RX_ID */
101 	lun_id_t	lun;
102 	uint32_t	nphdl;
103 	uint32_t	sid;
104 	uint32_t	did;
105 	uint16_t	rxid;	/* wire rxid */
106 	uint16_t	oxid;	/* wire oxid */
107 	uint16_t	word3;	/* PRLI word3 params */
108 	uint16_t	ctcnt;	/* number of CTIOs currently active */
109 	uint8_t		seqno;	/* CTIO sequence number */
110 	uint32_t
111 			srr_notify_rcvd	: 1,
112 			cdb0		: 8,
113 			sendst		: 1,
114 			dead		: 1,
115 			tattr		: 3,
116 			state		: 3;
117 	void *		ests;
118 	/*
119 	 * The current SRR notify copy
120 	 */
121 	uint8_t		srr[64];	/*  sb QENTRY_LEN, but order of definitions is wrong */
122 	void *		srr_ccb;
123 	uint32_t	nsrr;
124 } atio_private_data_t;
125 #define	ATPD_STATE_FREE			0
126 #define	ATPD_STATE_ATIO			1
127 #define	ATPD_STATE_CAM			2
128 #define	ATPD_STATE_CTIO			3
129 #define	ATPD_STATE_LAST_CTIO		4
130 #define	ATPD_STATE_PDON			5
131 
132 #define	ATPD_CCB_OUTSTANDING		16
133 
134 #define	ATPD_SEQ_MASK			0x7f
135 #define	ATPD_SEQ_NOTIFY_CAM		0x80
136 #define	ATPD_SET_SEQNO(hdrp, atp)	((isphdr_t *)hdrp)->rqs_seqno &= ~ATPD_SEQ_MASK, ((isphdr_t *)hdrp)->rqs_seqno |= (atp)->seqno
137 #define	ATPD_GET_SEQNO(hdrp)		(((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_MASK)
138 #define	ATPD_GET_NCAM(hdrp)		((((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0)
139 
140 typedef struct inot_private_data inot_private_data_t;
141 struct inot_private_data {
142 	STAILQ_ENTRY(inot_private_data)	next;
143 	isp_notify_t nt;
144 	uint8_t data[64];	/* sb QENTRY_LEN, but order of definitions is wrong */
145 	uint32_t tag_id, seq_id;
146 };
147 typedef struct isp_timed_notify_ack {
148 	void *isp;
149 	void *not;
150 	uint8_t data[64];	 /* sb QENTRY_LEN, but order of definitions is wrong */
151 	struct callout timer;
152 } isp_tna_t;
153 
154 STAILQ_HEAD(ntpdlist, inot_private_data);
155 typedef struct tstate {
156 	SLIST_ENTRY(tstate)	next;
157 	lun_id_t		ts_lun;
158 	struct ccb_hdr_slist	atios;
159 	struct ccb_hdr_slist	inots;
160 	struct ntpdlist		restart_queue;
161 } tstate_t;
162 
163 #define	LUN_HASH_SIZE		32
164 #define	LUN_HASH_FUNC(lun)	((lun) & (LUN_HASH_SIZE - 1))
165 
166 #endif
167 
168 /*
169  * Per command info.
170  */
171 struct isp_pcmd {
172 	struct isp_pcmd *	next;
173 	bus_dmamap_t 		dmap;		/* dma map for this command */
174 	struct callout		wdog;		/* watchdog timer */
175 	uint32_t		datalen;	/* data length for this command (target mode only) */
176 };
177 #define	ISP_PCMD(ccb)		(ccb)->ccb_h.spriv_ptr1
178 #define	PISP_PCMD(ccb)		((struct isp_pcmd *)ISP_PCMD(ccb))
179 
180 /*
181  * Per nexus info.
182  */
183 struct isp_nexus {
184 	uint64_t lun;			/* LUN for target */
185 	uint32_t tgt;			/* TGT for target */
186 	uint8_t crnseed;		/* next command reference number */
187 	struct isp_nexus *next;
188 };
189 #define	NEXUS_HASH_WIDTH	32
190 #define	INITIAL_NEXUS_COUNT	MAX_FC_TARG
191 #define	NEXUS_HASH(tgt, lun)	((tgt + lun) % NEXUS_HASH_WIDTH)
192 
193 /*
194  * Per channel information
195  */
196 SLIST_HEAD(tslist, tstate);
197 TAILQ_HEAD(isp_ccbq, ccb_hdr);
198 LIST_HEAD(atpdlist, atio_private_data);
199 
200 struct isp_fc {
201 	struct cam_sim *sim;
202 	struct cam_path *path;
203 	struct ispsoftc *isp;
204 	struct proc *kproc;
205 	bus_dmamap_t scmap;
206 	uint64_t def_wwpn;
207 	uint64_t def_wwnn;
208 	time_t loop_down_time;
209 	int loop_down_limit;
210 	int gone_device_time;
211 	/*
212 	 * Per target/lun info- just to keep a per-ITL nexus crn count
213 	 */
214 	struct isp_nexus *nexus_hash[NEXUS_HASH_WIDTH];
215 	struct isp_nexus *nexus_free_list;
216 	uint32_t
217 		simqfrozen	: 3,
218 		default_id	: 8,
219 		def_role	: 2,	/* default role */
220 		loop_seen_once	: 1,
221 		fcbsy		: 1,
222 		ready		: 1;
223 	struct callout gdt;	/* gone device timer */
224 	struct task gtask;
225 #ifdef	ISP_TARGET_MODE
226 	struct tslist		lun_hash[LUN_HASH_SIZE];
227 	struct isp_ccbq		waitq;		/* waiting CCBs */
228 	struct ntpdlist		ntfree;
229 	inot_private_data_t	ntpool[ATPDPSIZE];
230 	struct atpdlist		atfree;
231 	struct atpdlist		atused[ATPDPHASHSIZE];
232 	atio_private_data_t	atpool[ATPDPSIZE];
233 #if defined(DEBUG)
234 	unsigned int inject_lost_data_frame;
235 #endif
236 #endif
237 	int			num_threads;
238 };
239 
240 struct isp_spi {
241 	struct cam_sim *sim;
242 	struct cam_path *path;
243 	uint32_t
244 		simqfrozen	: 3,
245 		iid		: 4;
246 #ifdef	ISP_TARGET_MODE
247 	struct tslist		lun_hash[LUN_HASH_SIZE];
248 	struct isp_ccbq		waitq;		/* waiting CCBs */
249 	struct ntpdlist		ntfree;
250 	inot_private_data_t	ntpool[ATPDPSIZE];
251 	struct atpdlist		atfree;
252 	struct atpdlist		atused[ATPDPHASHSIZE];
253 	atio_private_data_t	atpool[ATPDPSIZE];
254 #endif
255 	int			num_threads;
256 };
257 
258 struct isposinfo {
259 	/*
260 	 * Linkage, locking, and identity
261 	 */
262 	struct mtx		lock;
263 	device_t		dev;
264 	struct cdev *		cdev;
265 	struct cam_devq *	devq;
266 
267 	/*
268 	 * Firmware pointer
269 	 */
270 	const struct firmware *	fw;
271 
272 	/*
273 	 * DMA related stuff
274 	 */
275 	struct resource *	regs;
276 	struct resource *	regs2;
277 	bus_dma_tag_t		dmat;
278 	bus_dma_tag_t		reqdmat;
279 	bus_dma_tag_t		respdmat;
280 	bus_dma_tag_t		atiodmat;
281 	bus_dma_tag_t		iocbdmat;
282 	bus_dma_tag_t		scdmat;
283 	bus_dmamap_t		reqmap;
284 	bus_dmamap_t		respmap;
285 	bus_dmamap_t		atiomap;
286 	bus_dmamap_t		iocbmap;
287 
288 	/*
289 	 * Command and transaction related related stuff
290 	 */
291 	struct isp_pcmd *	pcmd_pool;
292 	struct isp_pcmd *	pcmd_free;
293 
294 	int			mbox_sleeping;
295 	int			mbox_sleep_ok;
296 	int			mboxbsy;
297 	int			mboxcmd_done;
298 
299 	struct callout		tmo;	/* general timer */
300 
301 	/*
302 	 * misc- needs to be sorted better XXXXXX
303 	 */
304 	int			framesize;
305 	int			exec_throttle;
306 	int			cont_max;
307 
308 	bus_addr_t		ecmd_dma;
309 	isp_ecmd_t *		ecmd_base;
310 	isp_ecmd_t *		ecmd_free;
311 
312 	/*
313 	 * Per-type private storage...
314 	 */
315 	union {
316 		struct isp_fc *fc;
317 		struct isp_spi *spi;
318 		void *ptr;
319 	} pc;
320 
321 	int			is_exiting;
322 };
323 #define	ISP_FC_PC(isp, chan)	(&(isp)->isp_osinfo.pc.fc[(chan)])
324 #define	ISP_SPI_PC(isp, chan)	(&(isp)->isp_osinfo.pc.spi[(chan)])
325 #define	ISP_GET_PC(isp, chan, tag, rslt)		\
326 	if (IS_SCSI(isp)) {				\
327 		rslt = ISP_SPI_PC(isp, chan)-> tag;	\
328 	} else {					\
329 		rslt = ISP_FC_PC(isp, chan)-> tag;	\
330 	}
331 #define	ISP_GET_PC_ADDR(isp, chan, tag, rp)		\
332 	if (IS_SCSI(isp)) {				\
333 		rp = &ISP_SPI_PC(isp, chan)-> tag;	\
334 	} else {					\
335 		rp = &ISP_FC_PC(isp, chan)-> tag;	\
336 	}
337 #define	ISP_SET_PC(isp, chan, tag, val)			\
338 	if (IS_SCSI(isp)) {				\
339 		ISP_SPI_PC(isp, chan)-> tag = val;	\
340 	} else {					\
341 		ISP_FC_PC(isp, chan)-> tag = val;	\
342 	}
343 
344 #define	FCP_NEXT_CRN	isp_fcp_next_crn
345 #define	isp_lock	isp_osinfo.lock
346 #define	isp_regs	isp_osinfo.regs
347 #define	isp_regs2	isp_osinfo.regs2
348 
349 /*
350  * Locking macros...
351  */
352 #define	ISP_LOCK(isp)	mtx_lock(&(isp)->isp_lock)
353 #define	ISP_UNLOCK(isp)	mtx_unlock(&(isp)->isp_lock)
354 #define	ISP_ASSERT_LOCKED(isp)	mtx_assert(&(isp)->isp_lock, MA_OWNED)
355 
356 /*
357  * Required Macros/Defines
358  */
359 #define	ISP_FC_SCRLEN		0x1000
360 
361 #define	ISP_MEMZERO(a, b)	memset(a, 0, b)
362 #define	ISP_MEMCPY		memcpy
363 #define	ISP_SNPRINTF		snprintf
364 #define	ISP_DELAY(x)		DELAY(x)
365 #define	ISP_SLEEP(isp, x)	msleep_sbt(&(isp)->isp_osinfo.is_exiting, \
366     &(isp)->isp_lock, 0, "isp_sleep", (x) * SBT_1US, 0, 0)
367 
368 #define	ISP_MIN			imin
369 
370 #ifndef	DIAGNOSTIC
371 #define	ISP_INLINE		__inline
372 #else
373 #define	ISP_INLINE
374 #endif
375 
376 #define	NANOTIME_T		struct timespec
377 #define	GET_NANOTIME		nanotime
378 #define	GET_NANOSEC(x)		((x)->tv_sec * 1000000000 + (x)->tv_nsec)
379 #define	NANOTIME_SUB		isp_nanotime_sub
380 
381 #define	MAXISPREQUEST(isp)	((IS_FC(isp) || IS_ULTRA2(isp))? 1024 : 256)
382 
383 #define	MEMORYBARRIER(isp, type, offset, size, chan)		\
384 switch (type) {							\
385 case SYNC_REQUEST:						\
386 	bus_dmamap_sync(isp->isp_osinfo.reqdmat,		\
387 	   isp->isp_osinfo.reqmap, BUS_DMASYNC_PREWRITE);	\
388 	break;							\
389 case SYNC_RESULT:						\
390 	bus_dmamap_sync(isp->isp_osinfo.respdmat, 		\
391 	   isp->isp_osinfo.respmap, BUS_DMASYNC_POSTREAD);	\
392 	break;							\
393 case SYNC_SFORDEV:						\
394 {								\
395 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
396 	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
397 	   BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);		\
398 	break;							\
399 }								\
400 case SYNC_SFORCPU:						\
401 {								\
402 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
403 	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
404 	   BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);	\
405 	break;							\
406 }								\
407 case SYNC_REG:							\
408 	bus_barrier(isp->isp_osinfo.regs, offset, size,		\
409 	    BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE);	\
410 	break;							\
411 case SYNC_ATIOQ:						\
412 	bus_dmamap_sync(isp->isp_osinfo.atiodmat, 		\
413 	   isp->isp_osinfo.atiomap, BUS_DMASYNC_POSTREAD);	\
414 	break;							\
415 case SYNC_IFORDEV:						\
416 	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
417 	   BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);		\
418 	break;							\
419 case SYNC_IFORCPU:						\
420 	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
421 	   BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);	\
422 	break;							\
423 default:							\
424 	break;							\
425 }
426 
427 #define	MEMORYBARRIERW(isp, type, offset, size, chan)		\
428 switch (type) {							\
429 case SYNC_REQUEST:						\
430 	bus_dmamap_sync(isp->isp_osinfo.reqdmat,		\
431 	   isp->isp_osinfo.reqmap, BUS_DMASYNC_PREWRITE);	\
432 	break;							\
433 case SYNC_SFORDEV:						\
434 {								\
435 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
436 	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
437 	   BUS_DMASYNC_PREWRITE);				\
438 	break;							\
439 }								\
440 case SYNC_SFORCPU:						\
441 {								\
442 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
443 	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
444 	   BUS_DMASYNC_POSTWRITE);				\
445 	break;							\
446 }								\
447 case SYNC_REG:							\
448 	bus_barrier(isp->isp_osinfo.regs, offset, size,		\
449 	    BUS_SPACE_BARRIER_WRITE);				\
450 	break;							\
451 case SYNC_IFORDEV:						\
452 	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
453 	   BUS_DMASYNC_PREWRITE);				\
454 	break;							\
455 case SYNC_IFORCPU:						\
456 	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
457 	   BUS_DMASYNC_POSTWRITE);				\
458 	break;							\
459 default:							\
460 	break;							\
461 }
462 
463 #define	MBOX_ACQUIRE			isp_mbox_acquire
464 #define	MBOX_WAIT_COMPLETE		isp_mbox_wait_complete
465 #define	MBOX_NOTIFY_COMPLETE		isp_mbox_notify_done
466 #define	MBOX_RELEASE			isp_mbox_release
467 
468 #define	FC_SCRATCH_ACQUIRE		isp_fc_scratch_acquire
469 #define	FC_SCRATCH_RELEASE(isp, chan)	isp->isp_osinfo.pc.fc[chan].fcbsy = 0
470 
471 #ifndef	SCSI_GOOD
472 #define	SCSI_GOOD	SCSI_STATUS_OK
473 #endif
474 #ifndef	SCSI_CHECK
475 #define	SCSI_CHECK	SCSI_STATUS_CHECK_COND
476 #endif
477 #ifndef	SCSI_BUSY
478 #define	SCSI_BUSY	SCSI_STATUS_BUSY
479 #endif
480 #ifndef	SCSI_QFULL
481 #define	SCSI_QFULL	SCSI_STATUS_QUEUE_FULL
482 #endif
483 
484 #define	XS_T			struct ccb_scsiio
485 #define	XS_DMA_ADDR_T		bus_addr_t
486 #define XS_GET_DMA64_SEG(a, b, c)		\
487 {						\
488 	ispds64_t *d = a;			\
489 	bus_dma_segment_t *e = b;		\
490 	uint32_t f = c;				\
491 	e += f;					\
492         d->ds_base = DMA_LO32(e->ds_addr);	\
493         d->ds_basehi = DMA_HI32(e->ds_addr);	\
494         d->ds_count = e->ds_len;		\
495 }
496 #define XS_GET_DMA_SEG(a, b, c)			\
497 {						\
498 	ispds_t *d = a;				\
499 	bus_dma_segment_t *e = b;		\
500 	uint32_t f = c;				\
501 	e += f;					\
502         d->ds_base = DMA_LO32(e->ds_addr);	\
503         d->ds_count = e->ds_len;		\
504 }
505 #if (BUS_SPACE_MAXADDR > UINT32_MAX)
506 #define XS_NEED_DMA64_SEG(s, n)					\
507 	(((bus_dma_segment_t *)s)[n].ds_addr +			\
508 	    ((bus_dma_segment_t *)s)[n].ds_len > UINT32_MAX)
509 #else
510 #define XS_NEED_DMA64_SEG(s, n)	(0)
511 #endif
512 #define	XS_ISP(ccb)		cam_sim_softc(xpt_path_sim((ccb)->ccb_h.path))
513 #define	XS_CHANNEL(ccb)		cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
514 #define	XS_TGT(ccb)		(ccb)->ccb_h.target_id
515 #define	XS_LUN(ccb)		(ccb)->ccb_h.target_lun
516 
517 #define	XS_CDBP(ccb)	\
518 	(((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
519 	 (ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
520 
521 #define	XS_CDBLEN(ccb)		(ccb)->cdb_len
522 #define	XS_XFRLEN(ccb)		(ccb)->dxfer_len
523 #define	XS_TIME(ccb)	\
524 	(((ccb)->ccb_h.timeout > 0xffff * 1000 - 999) ? 0 : \
525 	  (((ccb)->ccb_h.timeout + 999) / 1000))
526 #define	XS_GET_RESID(ccb)	(ccb)->resid
527 #define	XS_SET_RESID(ccb, r)	(ccb)->resid = r
528 #define	XS_STSP(ccb)		(&(ccb)->scsi_status)
529 #define	XS_SNSP(ccb)		(&(ccb)->sense_data)
530 
531 #define	XS_TOT_SNSLEN(ccb)	ccb->sense_len
532 #define	XS_CUR_SNSLEN(ccb)	(ccb->sense_len - ccb->sense_resid)
533 
534 #define	XS_SNSKEY(ccb)		(scsi_get_sense_key(&(ccb)->sense_data, \
535 				 ccb->sense_len - ccb->sense_resid, 1))
536 
537 #define	XS_SNSASC(ccb)		(scsi_get_asc(&(ccb)->sense_data,	\
538 				 ccb->sense_len - ccb->sense_resid, 1))
539 
540 #define	XS_SNSASCQ(ccb)		(scsi_get_ascq(&(ccb)->sense_data,	\
541 				 ccb->sense_len - ccb->sense_resid, 1))
542 #define	XS_TAG_P(ccb)	\
543 	(((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \
544 	 (ccb)->tag_action != CAM_TAG_ACTION_NONE)
545 
546 #define	XS_TAG_TYPE(ccb)	\
547 	((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
548 	 ((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
549 
550 
551 #define	XS_SETERR(ccb, v)	(ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
552 				(ccb)->ccb_h.status |= v
553 
554 #	define	HBA_NOERROR		CAM_REQ_INPROG
555 #	define	HBA_BOTCH		CAM_UNREC_HBA_ERROR
556 #	define	HBA_CMDTIMEOUT		CAM_CMD_TIMEOUT
557 #	define	HBA_SELTIMEOUT		CAM_SEL_TIMEOUT
558 #	define	HBA_TGTBSY		CAM_SCSI_STATUS_ERROR
559 #	define	HBA_REQINVAL		CAM_REQ_INVALID
560 #	define	HBA_BUSRESET		CAM_SCSI_BUS_RESET
561 #	define	HBA_ABORTED		CAM_REQ_ABORTED
562 #	define	HBA_DATAOVR		CAM_DATA_RUN_ERR
563 #	define	HBA_ARQFAIL		CAM_AUTOSENSE_FAIL
564 
565 
566 #define	XS_ERR(ccb)		((ccb)->ccb_h.status & CAM_STATUS_MASK)
567 
568 #define	XS_NOERR(ccb)		(((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG)
569 
570 #define	XS_INITERR(ccb)		XS_SETERR(ccb, CAM_REQ_INPROG), ccb->sense_resid = ccb->sense_len
571 
572 #define	XS_SAVE_SENSE(xs, sp, len)	do {				\
573 		uint32_t amt = min(len, (xs)->sense_len);		\
574 		memcpy(&(xs)->sense_data, sp, amt);			\
575 		(xs)->sense_resid = (xs)->sense_len - amt;		\
576 		(xs)->ccb_h.status |= CAM_AUTOSNS_VALID;		\
577 	} while (0)
578 
579 #define	XS_SENSE_APPEND(xs, sp, len)	do {				\
580 		uint8_t *ptr = (uint8_t *)(&(xs)->sense_data) +		\
581 		    ((xs)->sense_len - (xs)->sense_resid);		\
582 		uint32_t amt = min((len), (xs)->sense_resid);		\
583 		memcpy(ptr, sp, amt);					\
584 		(xs)->sense_resid -= amt;				\
585 	} while (0)
586 
587 #define	XS_SENSE_VALID(xs)	(((xs)->ccb_h.status & CAM_AUTOSNS_VALID) != 0)
588 
589 #define	DEFAULT_FRAMESIZE(isp)		isp->isp_osinfo.framesize
590 #define	DEFAULT_EXEC_THROTTLE(isp)	isp->isp_osinfo.exec_throttle
591 
592 #define	DEFAULT_ROLE(isp, chan)	\
593 	(IS_FC(isp)? ISP_FC_PC(isp, chan)->def_role : ISP_ROLE_INITIATOR)
594 
595 #define	DEFAULT_IID(isp, chan)		isp->isp_osinfo.pc.spi[chan].iid
596 
597 #define	DEFAULT_LOOPID(x, chan)		isp->isp_osinfo.pc.fc[chan].default_id
598 
599 #define DEFAULT_NODEWWN(isp, chan)  	isp_default_wwn(isp, chan, 0, 1)
600 #define DEFAULT_PORTWWN(isp, chan)  	isp_default_wwn(isp, chan, 0, 0)
601 #define ACTIVE_NODEWWN(isp, chan)   	isp_default_wwn(isp, chan, 1, 1)
602 #define ACTIVE_PORTWWN(isp, chan)   	isp_default_wwn(isp, chan, 1, 0)
603 
604 
605 #if	BYTE_ORDER == BIG_ENDIAN
606 #ifdef	ISP_SBUS_SUPPORTED
607 #define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
608 #define	ISP_IOXPUT_16(isp, s, d)				\
609 	*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s)
610 #define	ISP_IOXPUT_32(isp, s, d)				\
611 	*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s)
612 #define	ISP_IOXGET_8(isp, s, d)		d = (*((uint8_t *)s))
613 #define	ISP_IOXGET_16(isp, s, d)				\
614 	d = (isp->isp_bustype == ISP_BT_SBUS)?			\
615 	*((uint16_t *)s) : bswap16(*((uint16_t *)s))
616 #define	ISP_IOXGET_32(isp, s, d)				\
617 	d = (isp->isp_bustype == ISP_BT_SBUS)?			\
618 	*((uint32_t *)s) : bswap32(*((uint32_t *)s))
619 
620 #else	/* ISP_SBUS_SUPPORTED */
621 #define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
622 #define	ISP_IOXPUT_16(isp, s, d)	*(d) = bswap16(s)
623 #define	ISP_IOXPUT_32(isp, s, d)	*(d) = bswap32(s)
624 #define	ISP_IOXGET_8(isp, s, d)		d = (*((uint8_t *)s))
625 #define	ISP_IOXGET_16(isp, s, d)	d = bswap16(*((uint16_t *)s))
626 #define	ISP_IOXGET_32(isp, s, d)	d = bswap32(*((uint32_t *)s))
627 #endif
628 #define	ISP_SWIZZLE_NVRAM_WORD(isp, rp)	*rp = bswap16(*rp)
629 #define	ISP_SWIZZLE_NVRAM_LONG(isp, rp)	*rp = bswap32(*rp)
630 
631 #define	ISP_IOZGET_8(isp, s, d)		d = (*((uint8_t *)s))
632 #define	ISP_IOZGET_16(isp, s, d)	d = (*((uint16_t *)s))
633 #define	ISP_IOZGET_32(isp, s, d)	d = (*((uint32_t *)s))
634 #define	ISP_IOZPUT_8(isp, s, d)		*(d) = s
635 #define	ISP_IOZPUT_16(isp, s, d)	*(d) = s
636 #define	ISP_IOZPUT_32(isp, s, d)	*(d) = s
637 
638 
639 #else
640 #define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
641 #define	ISP_IOXPUT_16(isp, s, d)	*(d) = s
642 #define	ISP_IOXPUT_32(isp, s, d)	*(d) = s
643 #define	ISP_IOXGET_8(isp, s, d)		d = *(s)
644 #define	ISP_IOXGET_16(isp, s, d)	d = *(s)
645 #define	ISP_IOXGET_32(isp, s, d)	d = *(s)
646 #define	ISP_SWIZZLE_NVRAM_WORD(isp, rp)
647 #define	ISP_SWIZZLE_NVRAM_LONG(isp, rp)
648 
649 #define	ISP_IOZPUT_8(isp, s, d)		*(d) = s
650 #define	ISP_IOZPUT_16(isp, s, d)	*(d) = bswap16(s)
651 #define	ISP_IOZPUT_32(isp, s, d)	*(d) = bswap32(s)
652 
653 #define	ISP_IOZGET_8(isp, s, d)		d = (*((uint8_t *)(s)))
654 #define	ISP_IOZGET_16(isp, s, d)	d = bswap16(*((uint16_t *)(s)))
655 #define	ISP_IOZGET_32(isp, s, d)	d = bswap32(*((uint32_t *)(s)))
656 
657 #endif
658 
659 #define	ISP_SWAP16(isp, s)	bswap16(s)
660 #define	ISP_SWAP32(isp, s)	bswap32(s)
661 
662 /*
663  * Includes of common header files
664  */
665 
666 #include <dev/isp/ispreg.h>
667 #include <dev/isp/ispvar.h>
668 #include <dev/isp/ispmbox.h>
669 
670 /*
671  * isp_osinfo definiitions && shorthand
672  */
673 #define	SIMQFRZ_RESOURCE	0x1
674 #define	SIMQFRZ_LOOPDOWN	0x2
675 #define	SIMQFRZ_TIMED		0x4
676 
677 #define	isp_dev		isp_osinfo.dev
678 
679 /*
680  * prototypes for isp_pci && isp_freebsd to share
681  */
682 extern int isp_attach(ispsoftc_t *);
683 extern int isp_detach(ispsoftc_t *);
684 extern uint64_t isp_default_wwn(ispsoftc_t *, int, int, int);
685 
686 /*
687  * driver global data
688  */
689 extern int isp_announced;
690 extern int isp_loop_down_limit;
691 extern int isp_gone_device_time;
692 extern int isp_quickboot_time;
693 
694 /*
695  * Platform private flags
696  */
697 
698 /*
699  * Platform Library Functions
700  */
701 void isp_prt(ispsoftc_t *, int level, const char *, ...) __printflike(3, 4);
702 void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...) __printflike(4, 5);
703 uint64_t isp_nanotime_sub(struct timespec *, struct timespec *);
704 int isp_mbox_acquire(ispsoftc_t *);
705 void isp_mbox_wait_complete(ispsoftc_t *, mbreg_t *);
706 void isp_mbox_notify_done(ispsoftc_t *);
707 void isp_mbox_release(ispsoftc_t *);
708 int isp_fc_scratch_acquire(ispsoftc_t *, int);
709 void isp_platform_intr(void *);
710 void isp_platform_intr_resp(void *);
711 void isp_platform_intr_atio(void *);
712 void isp_common_dmateardown(ispsoftc_t *, struct ccb_scsiio *, uint32_t);
713 void isp_fcp_reset_crn(ispsoftc_t *, int, uint32_t, int);
714 int isp_fcp_next_crn(ispsoftc_t *, uint8_t *, XS_T *);
715 
716 /*
717  * Platform Version specific defines
718  */
719 #define	ISP_PATH_PRT(i, l, p, ...)					\
720 	if ((l) == ISP_LOGALL || ((l)& (i)->isp_dblev) != 0) {		\
721                 xpt_print(p, __VA_ARGS__);				\
722         }
723 
724 /*
725  * Platform specific inline functions
726  */
727 
728 /*
729  * ISP General Library functions
730  */
731 
732 #include <dev/isp/isp_library.h>
733 
734 #endif	/* _ISP_FREEBSD_H */
735