xref: /freebsd/sys/dev/isp/isp_freebsd.h (revision 2e5b60079b7d8c3ca68f1390cd90f305e651f8d3)
1 /* $FreeBSD$ */
2 /*-
3  * Qlogic ISP SCSI Host Adapter FreeBSD Wrapper Definitions
4  *
5  * Copyright (c) 1997-2008 by Matthew Jacob
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice immediately at the beginning of the file, without modification,
13  *    this list of conditions, and the following disclaimer.
14  * 2. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
21  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 #ifndef	_ISP_FREEBSD_H
30 #define	_ISP_FREEBSD_H
31 
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/endian.h>
35 #include <sys/lock.h>
36 #include <sys/kernel.h>
37 #include <sys/queue.h>
38 #include <sys/malloc.h>
39 #include <sys/mutex.h>
40 #include <sys/condvar.h>
41 #include <sys/sysctl.h>
42 
43 #include <sys/proc.h>
44 #include <sys/bus.h>
45 #include <sys/taskqueue.h>
46 
47 #include <machine/bus.h>
48 #include <machine/cpu.h>
49 #include <machine/stdarg.h>
50 
51 #include <cam/cam.h>
52 #include <cam/cam_debug.h>
53 #include <cam/cam_ccb.h>
54 #include <cam/cam_sim.h>
55 #include <cam/cam_xpt.h>
56 #include <cam/cam_xpt_sim.h>
57 #include <cam/cam_debug.h>
58 #include <cam/scsi/scsi_all.h>
59 #include <cam/scsi/scsi_message.h>
60 
61 #include "opt_ddb.h"
62 #include "opt_isp.h"
63 
64 #define	ISP_PLATFORM_VERSION_MAJOR	7
65 #define	ISP_PLATFORM_VERSION_MINOR	10
66 
67 /*
68  * Efficiency- get rid of SBus code && tests unless we need them.
69  */
70 #ifdef __sparc64__
71 #define	ISP_SBUS_SUPPORTED	1
72 #else
73 #define	ISP_SBUS_SUPPORTED	0
74 #endif
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 /* Not quite right, but there was no bump for this change */
90 #if __FreeBSD_version < 225469
91 #define	SDFIXED(x)	(&x)
92 #else
93 #define	SDFIXED(x)	((struct scsi_sense_data_fixed *)(&x))
94 #endif
95 
96 #define	ISP_TARGET_FUNCTIONS	1
97 #define	ATPDPSIZE	4096
98 #define	ATPDPHASHSIZE	32
99 #define	ATPDPHASH(x)	((((x) >> 24) ^ ((x) >> 16) ^ ((x) >> 8) ^ (x)) &  \
100 			    ((ATPDPHASHSIZE) - 1))
101 
102 #include <dev/isp/isp_target.h>
103 typedef struct atio_private_data {
104 	LIST_ENTRY(atio_private_data)	next;
105 	uint32_t	orig_datalen;
106 	uint32_t	bytes_xfered;
107 	uint32_t	bytes_in_transit;
108 	uint32_t	tag;		/* typically f/w RX_ID */
109 	uint32_t	lun;
110 	uint32_t	nphdl;
111 	uint32_t	sid;
112 	uint32_t	portid;
113 	uint16_t	rxid;	/* wire rxid */
114 	uint16_t	oxid;	/* wire oxid */
115 	uint16_t	word3;	/* PRLI word3 params */
116 	uint16_t	ctcnt;	/* number of CTIOs currently active */
117 	uint8_t		seqno;	/* CTIO sequence number */
118 	uint32_t
119 			srr_notify_rcvd	: 1,
120 			cdb0		: 8,
121 			sendst		: 1,
122 			dead		: 1,
123 			tattr		: 3,
124 			state		: 3;
125 	void *		ests;
126 	/*
127 	 * The current SRR notify copy
128 	 */
129 	uint8_t		srr[64];	/*  sb QENTRY_LEN, but order of definitions is wrong */
130 	void *		srr_ccb;
131 	uint32_t	nsrr;
132 } atio_private_data_t;
133 #define	ATPD_STATE_FREE			0
134 #define	ATPD_STATE_ATIO			1
135 #define	ATPD_STATE_CAM			2
136 #define	ATPD_STATE_CTIO			3
137 #define	ATPD_STATE_LAST_CTIO		4
138 #define	ATPD_STATE_PDON			5
139 
140 #define	ATPD_CCB_OUTSTANDING		16
141 
142 #define	ATPD_SEQ_MASK			0x7f
143 #define	ATPD_SEQ_NOTIFY_CAM		0x80
144 #define	ATPD_SET_SEQNO(hdrp, atp)	((isphdr_t *)hdrp)->rqs_seqno &= ~ATPD_SEQ_MASK, ((isphdr_t *)hdrp)->rqs_seqno |= (atp)->seqno
145 #define	ATPD_GET_SEQNO(hdrp)		(((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_MASK)
146 #define	ATPD_GET_NCAM(hdrp)		((((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0)
147 
148 typedef union inot_private_data inot_private_data_t;
149 union inot_private_data {
150 	inot_private_data_t *next;
151 	struct {
152 		isp_notify_t nt;	/* must be first! */
153 		uint8_t data[64];	/* sb QENTRY_LEN, but order of definitions is wrong */
154 		uint32_t tag_id, seq_id;
155 	} rd;
156 };
157 typedef struct isp_timed_notify_ack {
158 	void *isp;
159 	void *not;
160 	uint8_t data[64];	 /* sb QENTRY_LEN, but order of definitions is wrong */
161 	struct callout timer;
162 } isp_tna_t;
163 
164 TAILQ_HEAD(isp_ccbq, ccb_hdr);
165 typedef struct tstate {
166 	SLIST_ENTRY(tstate) next;
167 	lun_id_t ts_lun;
168 	struct cam_path *owner;
169 	struct isp_ccbq waitq;		/* waiting CCBs */
170 	struct ccb_hdr_slist atios;
171 	struct ccb_hdr_slist inots;
172 	uint32_t hold;
173 	uint32_t
174 		enabled		: 1,
175 		atio_count	: 15,
176 		inot_count	: 15;
177 	inot_private_data_t *	restart_queue;
178 	inot_private_data_t *	ntfree;
179 	inot_private_data_t	ntpool[ATPDPSIZE];
180 	LIST_HEAD(, atio_private_data)	atfree;
181 	LIST_HEAD(, atio_private_data)	atused[ATPDPHASHSIZE];
182 	atio_private_data_t	atpool[ATPDPSIZE];
183 } tstate_t;
184 
185 #define	LUN_HASH_SIZE		32
186 #define	LUN_HASH_FUNC(lun)	((lun) & (LUN_HASH_SIZE - 1))
187 
188 #endif
189 
190 /*
191  * Per command info.
192  */
193 struct isp_pcmd {
194 	struct isp_pcmd *	next;
195 	bus_dmamap_t 		dmap;		/* dma map for this command */
196 	struct ispsoftc *	isp;		/* containing isp */
197 	struct callout		wdog;		/* watchdog timer */
198 	uint32_t		datalen;	/* data length for this command (target mode only) */
199 	uint8_t			totslen;	/* sense length on status response */
200 	uint8_t			cumslen;	/* sense length on status response */
201 	uint8_t 		crn;		/* command reference number */
202 };
203 #define	ISP_PCMD(ccb)		(ccb)->ccb_h.spriv_ptr1
204 #define	PISP_PCMD(ccb)		((struct isp_pcmd *)ISP_PCMD(ccb))
205 
206 /*
207  * Per nexus info.
208  */
209 struct isp_nexus {
210 	struct isp_nexus *	next;
211 	uint32_t
212 		crnseed	:	8;	/* next command reference number */
213 	uint32_t
214 		tgt	:	16,	/* TGT for target */
215 		lun	:	16;	/* LUN for target */
216 };
217 #define	NEXUS_HASH_WIDTH	32
218 #define	INITIAL_NEXUS_COUNT	MAX_FC_TARG
219 #define	NEXUS_HASH(tgt, lun)	((tgt + lun) % NEXUS_HASH_WIDTH)
220 
221 /*
222  * Per channel information
223  */
224 SLIST_HEAD(tslist, tstate);
225 
226 struct isp_fc {
227 	struct cam_sim *sim;
228 	struct cam_path *path;
229 	struct ispsoftc *isp;
230 	struct proc *kproc;
231 	bus_dma_tag_t tdmat;
232 	bus_dmamap_t tdmap;
233 	uint64_t def_wwpn;
234 	uint64_t def_wwnn;
235 	uint32_t loop_down_time;
236 	uint32_t loop_down_limit;
237 	uint32_t gone_device_time;
238 	/*
239 	 * Per target/lun info- just to keep a per-ITL nexus crn count
240 	 */
241 	struct isp_nexus *nexus_hash[NEXUS_HASH_WIDTH];
242 	struct isp_nexus *nexus_free_list;
243 	uint32_t
244 #ifdef	ISP_TARGET_MODE
245 #ifdef	ISP_INTERNAL_TARGET
246 		proc_active	: 1,
247 #endif
248 		tm_luns_enabled	: 1,
249 		tm_enable_defer	: 1,
250 		tm_enabled	: 1,
251 #endif
252 		simqfrozen	: 3,
253 		default_id	: 8,
254 		hysteresis	: 8,
255 		def_role	: 2,	/* default role */
256 		gdt_running	: 1,
257 		loop_dead	: 1,
258 		fcbsy		: 1,
259 		ready		: 1;
260 	struct callout ldt;	/* loop down timer */
261 	struct callout gdt;	/* gone device timer */
262 	struct task ltask;
263 	struct task gtask;
264 #ifdef	ISP_TARGET_MODE
265 	struct tslist lun_hash[LUN_HASH_SIZE];
266 #ifdef	ISP_INTERNAL_TARGET
267 	struct proc *		target_proc;
268 #endif
269 #if defined(DEBUG)
270 	unsigned int inject_lost_data_frame;
271 #endif
272 #endif
273 	int			num_threads;
274 };
275 
276 struct isp_spi {
277 	struct cam_sim *sim;
278 	struct cam_path *path;
279 	uint32_t
280 #ifdef	ISP_TARGET_MODE
281 #ifdef	ISP_INTERNAL_TARGET
282 		proc_active	: 1,
283 #endif
284 		tm_luns_enabled	: 1,
285 		tm_enable_defer	: 1,
286 		tm_enabled	: 1,
287 #endif
288 		simqfrozen	: 3,
289 		def_role	: 2,
290 		iid		: 4;
291 #ifdef	ISP_TARGET_MODE
292 	struct tslist lun_hash[LUN_HASH_SIZE];
293 #ifdef	ISP_INTERNAL_TARGET
294 	struct proc *		target_proc;
295 #endif
296 #endif
297 	int			num_threads;
298 };
299 
300 struct isposinfo {
301 	/*
302 	 * Linkage, locking, and identity
303 	 */
304 	struct mtx		lock;
305 	device_t		dev;
306 	struct cdev *		cdev;
307 	struct intr_config_hook	ehook;
308 	struct cam_devq *	devq;
309 
310 	/*
311 	 * Firmware pointer
312 	 */
313 	const struct firmware *	fw;
314 
315 	/*
316 	 * DMA related sdtuff
317 	 */
318 	bus_space_tag_t		bus_tag;
319 	bus_dma_tag_t		dmat;
320 	bus_space_handle_t	bus_handle;
321 	bus_dma_tag_t		cdmat;
322 	bus_dmamap_t		cdmap;
323 
324 	/*
325 	 * Command and transaction related related stuff
326 	 */
327 	struct isp_pcmd *	pcmd_pool;
328 	struct isp_pcmd *	pcmd_free;
329 
330 	uint32_t
331 #ifdef	ISP_TARGET_MODE
332 		tmwanted	: 1,
333 		tmbusy		: 1,
334 #else
335 				: 2,
336 #endif
337 		sixtyfourbit	: 1,	/* sixtyfour bit platform */
338 		timer_active	: 1,
339 		autoconf	: 1,
340 		ehook_active	: 1,
341 		disabled	: 1,
342 		mbox_sleeping	: 1,
343 		mbox_sleep_ok	: 1,
344 		mboxcmd_done	: 1,
345 		mboxbsy		: 1;
346 
347 	struct callout		tmo;	/* general timer */
348 
349 	/*
350 	 * misc- needs to be sorted better XXXXXX
351 	 */
352 	int			framesize;
353 	int			exec_throttle;
354 	int			cont_max;
355 
356 #ifdef	ISP_TARGET_MODE
357 	cam_status *		rptr;
358 #endif
359 
360 	bus_addr_t		ecmd_dma;
361 	isp_ecmd_t *		ecmd_base;
362 	isp_ecmd_t *		ecmd_free;
363 
364 	/*
365 	 * Per-type private storage...
366 	 */
367 	union {
368 		struct isp_fc *fc;
369 		struct isp_spi *spi;
370 		void *ptr;
371 	} pc;
372 
373 	int			is_exiting;
374 };
375 #define	ISP_FC_PC(isp, chan)	(&(isp)->isp_osinfo.pc.fc[(chan)])
376 #define	ISP_SPI_PC(isp, chan)	(&(isp)->isp_osinfo.pc.spi[(chan)])
377 #define	ISP_GET_PC(isp, chan, tag, rslt)		\
378 	if (IS_SCSI(isp)) {				\
379 		rslt = ISP_SPI_PC(isp, chan)-> tag;	\
380 	} else {					\
381 		rslt = ISP_FC_PC(isp, chan)-> tag;	\
382 	}
383 #define	ISP_GET_PC_ADDR(isp, chan, tag, rp)		\
384 	if (IS_SCSI(isp)) {				\
385 		rp = &ISP_SPI_PC(isp, chan)-> tag;	\
386 	} else {					\
387 		rp = &ISP_FC_PC(isp, chan)-> tag;	\
388 	}
389 #define	ISP_SET_PC(isp, chan, tag, val)			\
390 	if (IS_SCSI(isp)) {				\
391 		ISP_SPI_PC(isp, chan)-> tag = val;	\
392 	} else {					\
393 		ISP_FC_PC(isp, chan)-> tag = val;	\
394 	}
395 
396 #define	FCP_NEXT_CRN	isp_fcp_next_crn
397 #define	isp_lock	isp_osinfo.lock
398 #define	isp_bus_tag	isp_osinfo.bus_tag
399 #define	isp_bus_handle	isp_osinfo.bus_handle
400 
401 /*
402  * Locking macros...
403  */
404 #define	ISP_LOCK(isp)	mtx_lock(&(isp)->isp_osinfo.lock)
405 #define	ISP_UNLOCK(isp)	mtx_unlock(&(isp)->isp_osinfo.lock)
406 #define	ISP_ASSERT_LOCKED(isp)	mtx_assert(&(isp)->isp_osinfo.lock, MA_OWNED)
407 
408 /*
409  * Required Macros/Defines
410  */
411 #define	ISP_FC_SCRLEN		0x1000
412 
413 #define	ISP_MEMZERO(a, b)	memset(a, 0, b)
414 #define	ISP_MEMCPY		memcpy
415 #define	ISP_SNPRINTF		snprintf
416 #define	ISP_DELAY		DELAY
417 #define	ISP_SLEEP(isp, x)	DELAY(x)
418 
419 #define	ISP_MIN			imin
420 
421 #ifndef	DIAGNOSTIC
422 #define	ISP_INLINE		__inline
423 #else
424 #define	ISP_INLINE
425 #endif
426 
427 #define	NANOTIME_T		struct timespec
428 #define	GET_NANOTIME		nanotime
429 #define	GET_NANOSEC(x)		((x)->tv_sec * 1000000000 + (x)->tv_nsec)
430 #define	NANOTIME_SUB		isp_nanotime_sub
431 
432 #define	MAXISPREQUEST(isp)	((IS_FC(isp) || IS_ULTRA2(isp))? 1024 : 256)
433 
434 #define	MEMORYBARRIER(isp, type, offset, size, chan)		\
435 switch (type) {							\
436 case SYNC_SFORDEV:						\
437 {								\
438 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
439 	bus_dmamap_sync(fc->tdmat, fc->tdmap,			\
440 	   BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);		\
441 	break;							\
442 }								\
443 case SYNC_REQUEST:						\
444 	bus_dmamap_sync(isp->isp_osinfo.cdmat,			\
445 	   isp->isp_osinfo.cdmap, 				\
446 	   BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);		\
447 	break;							\
448 case SYNC_SFORCPU:						\
449 {								\
450 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
451 	bus_dmamap_sync(fc->tdmat, fc->tdmap,			\
452 	   BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);	\
453 	break;							\
454 }								\
455 case SYNC_RESULT:						\
456 	bus_dmamap_sync(isp->isp_osinfo.cdmat, 			\
457 	   isp->isp_osinfo.cdmap,				\
458 	   BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);	\
459 	break;							\
460 case SYNC_REG:							\
461 	bus_space_barrier(isp->isp_osinfo.bus_tag,		\
462 	    isp->isp_osinfo.bus_handle, offset, size,		\
463 	    BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE);	\
464 	break;							\
465 default:							\
466 	break;							\
467 }
468 
469 #define	MEMORYBARRIERW(isp, type, offset, size, chan)		\
470 switch (type) {							\
471 case SYNC_SFORDEV:						\
472 {								\
473 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
474 	bus_dmamap_sync(fc->tdmat, fc->tdmap,			\
475 	   BUS_DMASYNC_PREWRITE);				\
476 	break;							\
477 }								\
478 case SYNC_REQUEST:						\
479 	bus_dmamap_sync(isp->isp_osinfo.cdmat,			\
480 	   isp->isp_osinfo.cdmap, BUS_DMASYNC_PREWRITE);	\
481 	break;							\
482 case SYNC_SFORCPU:						\
483 {								\
484 	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
485 	bus_dmamap_sync(fc->tdmat, fc->tdmap,			\
486 	   BUS_DMASYNC_POSTWRITE);				\
487 	break;							\
488 }								\
489 case SYNC_RESULT:						\
490 	bus_dmamap_sync(isp->isp_osinfo.cdmat, 			\
491 	   isp->isp_osinfo.cdmap, BUS_DMASYNC_POSTWRITE);	\
492 	break;							\
493 case SYNC_REG:							\
494 	bus_space_barrier(isp->isp_osinfo.bus_tag,		\
495 	    isp->isp_osinfo.bus_handle, offset, size,		\
496 	    BUS_SPACE_BARRIER_WRITE);				\
497 	break;							\
498 default:							\
499 	break;							\
500 }
501 
502 #define	MBOX_ACQUIRE			isp_mbox_acquire
503 #define	MBOX_WAIT_COMPLETE		isp_mbox_wait_complete
504 #define	MBOX_NOTIFY_COMPLETE		isp_mbox_notify_done
505 #define	MBOX_RELEASE			isp_mbox_release
506 
507 #define	FC_SCRATCH_ACQUIRE		isp_fc_scratch_acquire
508 #define	FC_SCRATCH_RELEASE(isp, chan)	isp->isp_osinfo.pc.fc[chan].fcbsy = 0
509 
510 #ifndef	SCSI_GOOD
511 #define	SCSI_GOOD	SCSI_STATUS_OK
512 #endif
513 #ifndef	SCSI_CHECK
514 #define	SCSI_CHECK	SCSI_STATUS_CHECK_COND
515 #endif
516 #ifndef	SCSI_BUSY
517 #define	SCSI_BUSY	SCSI_STATUS_BUSY
518 #endif
519 #ifndef	SCSI_QFULL
520 #define	SCSI_QFULL	SCSI_STATUS_QUEUE_FULL
521 #endif
522 
523 #define	XS_T			struct ccb_scsiio
524 #define	XS_DMA_ADDR_T		bus_addr_t
525 #define XS_GET_DMA64_SEG(a, b, c)		\
526 {						\
527 	ispds64_t *d = a;			\
528 	bus_dma_segment_t *e = b;		\
529 	uint32_t f = c;				\
530 	e += f;					\
531         d->ds_base = DMA_LO32(e->ds_addr);	\
532         d->ds_basehi = DMA_HI32(e->ds_addr);	\
533         d->ds_count = e->ds_len;		\
534 }
535 #define XS_GET_DMA_SEG(a, b, c)			\
536 {						\
537 	ispds_t *d = a;				\
538 	bus_dma_segment_t *e = b;		\
539 	uint32_t f = c;				\
540 	e += f;					\
541         d->ds_base = DMA_LO32(e->ds_addr);	\
542         d->ds_count = e->ds_len;		\
543 }
544 #define	XS_ISP(ccb)		cam_sim_softc(xpt_path_sim((ccb)->ccb_h.path))
545 #define	XS_CHANNEL(ccb)		cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
546 #define	XS_TGT(ccb)		(ccb)->ccb_h.target_id
547 #define	XS_LUN(ccb)		(uint32_t)((ccb)->ccb_h.target_lun)
548 
549 #define	XS_CDBP(ccb)	\
550 	(((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
551 	 (ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
552 
553 #define	XS_CDBLEN(ccb)		(ccb)->cdb_len
554 #define	XS_XFRLEN(ccb)		(ccb)->dxfer_len
555 #define	XS_TIME(ccb)		(ccb)->ccb_h.timeout
556 #define	XS_GET_RESID(ccb)	(ccb)->resid
557 #define	XS_SET_RESID(ccb, r)	(ccb)->resid = r
558 #define	XS_STSP(ccb)		(&(ccb)->scsi_status)
559 #define	XS_SNSP(ccb)		(&(ccb)->sense_data)
560 
561 #define	XS_TOT_SNSLEN(ccb)	ccb->sense_len
562 #define	XS_CUR_SNSLEN(ccb)	(ccb->sense_len - ccb->sense_resid)
563 
564 #define	XS_SNSKEY(ccb)		(scsi_get_sense_key(&(ccb)->sense_data, \
565 				 ccb->sense_len - ccb->sense_resid, 1))
566 
567 #define	XS_SNSASC(ccb)		(scsi_get_asc(&(ccb)->sense_data,	\
568 				 ccb->sense_len - ccb->sense_resid, 1))
569 
570 #define	XS_SNSASCQ(ccb)		(scsi_get_ascq(&(ccb)->sense_data,	\
571 				 ccb->sense_len - ccb->sense_resid, 1))
572 #define	XS_TAG_P(ccb)	\
573 	(((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \
574 	 (ccb)->tag_action != CAM_TAG_ACTION_NONE)
575 
576 #define	XS_TAG_TYPE(ccb)	\
577 	((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
578 	 ((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
579 
580 
581 #define	XS_SETERR(ccb, v)	(ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
582 				(ccb)->ccb_h.status |= v
583 
584 #	define	HBA_NOERROR		CAM_REQ_INPROG
585 #	define	HBA_BOTCH		CAM_UNREC_HBA_ERROR
586 #	define	HBA_CMDTIMEOUT		CAM_CMD_TIMEOUT
587 #	define	HBA_SELTIMEOUT		CAM_SEL_TIMEOUT
588 #	define	HBA_TGTBSY		CAM_SCSI_STATUS_ERROR
589 #	define	HBA_BUSRESET		CAM_SCSI_BUS_RESET
590 #	define	HBA_ABORTED		CAM_REQ_ABORTED
591 #	define	HBA_DATAOVR		CAM_DATA_RUN_ERR
592 #	define	HBA_ARQFAIL		CAM_AUTOSENSE_FAIL
593 
594 
595 #define	XS_ERR(ccb)		((ccb)->ccb_h.status & CAM_STATUS_MASK)
596 
597 #define	XS_NOERR(ccb)		(((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG)
598 
599 #define	XS_INITERR(ccb)		XS_SETERR(ccb, CAM_REQ_INPROG), ccb->sense_resid = ccb->sense_len
600 
601 #define	XS_SAVE_SENSE(xs, sense_ptr, totslen, slen)	do {			\
602 		uint32_t tlen = slen;						\
603 		if (tlen > (xs)->sense_len)					\
604 			tlen = (xs)->sense_len;					\
605 		PISP_PCMD(xs)->totslen = imin((xs)->sense_len, totslen);	\
606 		PISP_PCMD(xs)->cumslen = tlen;					\
607 		memcpy(&(xs)->sense_data, sense_ptr, tlen);			\
608 		(xs)->sense_resid = (xs)->sense_len - tlen;			\
609 		(xs)->ccb_h.status |= CAM_AUTOSNS_VALID;			\
610 	} while (0)
611 
612 #define	XS_SENSE_APPEND(xs, xsnsp, xsnsl)	do {				\
613 		uint32_t off = PISP_PCMD(xs)->cumslen;				\
614 		uint8_t *ptr = &((uint8_t *)(&(xs)->sense_data))[off];		\
615 		uint32_t amt = imin(xsnsl, PISP_PCMD(xs)->totslen - off);	\
616 		if (amt) {							\
617 			memcpy(ptr, xsnsp, amt);				\
618 			(xs)->sense_resid -= amt;				\
619 			PISP_PCMD(xs)->cumslen += amt;				\
620 		}								\
621 	} while (0)
622 
623 #define	XS_SENSE_VALID(xs)	(((xs)->ccb_h.status & CAM_AUTOSNS_VALID) != 0)
624 
625 #define	DEFAULT_FRAMESIZE(isp)		isp->isp_osinfo.framesize
626 #define	DEFAULT_EXEC_THROTTLE(isp)	isp->isp_osinfo.exec_throttle
627 
628 #define	GET_DEFAULT_ROLE(isp, chan)	\
629 	(IS_FC(isp)? ISP_FC_PC(isp, chan)->def_role : ISP_SPI_PC(isp, chan)->def_role)
630 #define	SET_DEFAULT_ROLE(isp, chan, val)		\
631 	if (IS_FC(isp)) { 				\
632 		ISP_FC_PC(isp, chan)->def_role = val;	\
633 	} else {					\
634 		ISP_SPI_PC(isp, chan)->def_role = val;	\
635 	}
636 
637 #define	DEFAULT_IID(isp, chan)		isp->isp_osinfo.pc.spi[chan].iid
638 
639 #define	DEFAULT_LOOPID(x, chan)		isp->isp_osinfo.pc.fc[chan].default_id
640 
641 #define DEFAULT_NODEWWN(isp, chan)  	isp_default_wwn(isp, chan, 0, 1)
642 #define DEFAULT_PORTWWN(isp, chan)  	isp_default_wwn(isp, chan, 0, 0)
643 #define ACTIVE_NODEWWN(isp, chan)   	isp_default_wwn(isp, chan, 1, 1)
644 #define ACTIVE_PORTWWN(isp, chan)   	isp_default_wwn(isp, chan, 1, 0)
645 
646 
647 #if	BYTE_ORDER == BIG_ENDIAN
648 #ifdef	ISP_SBUS_SUPPORTED
649 #define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
650 #define	ISP_IOXPUT_16(isp, s, d)				\
651 	*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s)
652 #define	ISP_IOXPUT_32(isp, s, d)				\
653 	*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s)
654 #define	ISP_IOXGET_8(isp, s, d)		d = (*((uint8_t *)s))
655 #define	ISP_IOXGET_16(isp, s, d)				\
656 	d = (isp->isp_bustype == ISP_BT_SBUS)?			\
657 	*((uint16_t *)s) : bswap16(*((uint16_t *)s))
658 #define	ISP_IOXGET_32(isp, s, d)				\
659 	d = (isp->isp_bustype == ISP_BT_SBUS)?			\
660 	*((uint32_t *)s) : bswap32(*((uint32_t *)s))
661 
662 #else	/* ISP_SBUS_SUPPORTED */
663 #define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
664 #define	ISP_IOXPUT_16(isp, s, d)	*(d) = bswap16(s)
665 #define	ISP_IOXPUT_32(isp, s, d)	*(d) = bswap32(s)
666 #define	ISP_IOXGET_8(isp, s, d)		d = (*((uint8_t *)s))
667 #define	ISP_IOXGET_16(isp, s, d)	d = bswap16(*((uint16_t *)s))
668 #define	ISP_IOXGET_32(isp, s, d)	d = bswap32(*((uint32_t *)s))
669 #endif
670 #define	ISP_SWIZZLE_NVRAM_WORD(isp, rp)	*rp = bswap16(*rp)
671 #define	ISP_SWIZZLE_NVRAM_LONG(isp, rp)	*rp = bswap32(*rp)
672 
673 #define	ISP_IOZGET_8(isp, s, d)		d = (*((uint8_t *)s))
674 #define	ISP_IOZGET_16(isp, s, d)	d = (*((uint16_t *)s))
675 #define	ISP_IOZGET_32(isp, s, d)	d = (*((uint32_t *)s))
676 #define	ISP_IOZPUT_8(isp, s, d)		*(d) = s
677 #define	ISP_IOZPUT_16(isp, s, d)	*(d) = s
678 #define	ISP_IOZPUT_32(isp, s, d)	*(d) = s
679 
680 
681 #else
682 #define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
683 #define	ISP_IOXPUT_16(isp, s, d)	*(d) = s
684 #define	ISP_IOXPUT_32(isp, s, d)	*(d) = s
685 #define	ISP_IOXGET_8(isp, s, d)		d = *(s)
686 #define	ISP_IOXGET_16(isp, s, d)	d = *(s)
687 #define	ISP_IOXGET_32(isp, s, d)	d = *(s)
688 #define	ISP_SWIZZLE_NVRAM_WORD(isp, rp)
689 #define	ISP_SWIZZLE_NVRAM_LONG(isp, rp)
690 
691 #define	ISP_IOZPUT_8(isp, s, d)		*(d) = s
692 #define	ISP_IOZPUT_16(isp, s, d)	*(d) = bswap16(s)
693 #define	ISP_IOZPUT_32(isp, s, d)	*(d) = bswap32(s)
694 
695 #define	ISP_IOZGET_8(isp, s, d)		d = (*((uint8_t *)(s)))
696 #define	ISP_IOZGET_16(isp, s, d)	d = bswap16(*((uint16_t *)(s)))
697 #define	ISP_IOZGET_32(isp, s, d)	d = bswap32(*((uint32_t *)(s)))
698 
699 #endif
700 
701 #define	ISP_SWAP16(isp, s)	bswap16(s)
702 #define	ISP_SWAP32(isp, s)	bswap32(s)
703 
704 /*
705  * Includes of common header files
706  */
707 
708 #include <dev/isp/ispreg.h>
709 #include <dev/isp/ispvar.h>
710 #include <dev/isp/ispmbox.h>
711 
712 /*
713  * isp_osinfo definiitions && shorthand
714  */
715 #define	SIMQFRZ_RESOURCE	0x1
716 #define	SIMQFRZ_LOOPDOWN	0x2
717 #define	SIMQFRZ_TIMED		0x4
718 
719 #define	isp_dev		isp_osinfo.dev
720 
721 /*
722  * prototypes for isp_pci && isp_freebsd to share
723  */
724 extern int isp_attach(ispsoftc_t *);
725 extern int isp_detach(ispsoftc_t *);
726 extern void isp_uninit(ispsoftc_t *);
727 extern uint64_t isp_default_wwn(ispsoftc_t *, int, int, int);
728 
729 /*
730  * driver global data
731  */
732 extern int isp_announced;
733 extern int isp_fabric_hysteresis;
734 extern int isp_loop_down_limit;
735 extern int isp_gone_device_time;
736 extern int isp_quickboot_time;
737 extern int isp_autoconfig;
738 
739 /*
740  * Platform private flags
741  */
742 
743 /*
744  * Platform Library Functions
745  */
746 void isp_prt(ispsoftc_t *, int level, const char *, ...) __printflike(3, 4);
747 void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...) __printflike(4, 5);
748 uint64_t isp_nanotime_sub(struct timespec *, struct timespec *);
749 int isp_mbox_acquire(ispsoftc_t *);
750 void isp_mbox_wait_complete(ispsoftc_t *, mbreg_t *);
751 void isp_mbox_notify_done(ispsoftc_t *);
752 void isp_mbox_release(ispsoftc_t *);
753 int isp_fc_scratch_acquire(ispsoftc_t *, int);
754 int isp_mstohz(int);
755 void isp_platform_intr(void *);
756 void isp_common_dmateardown(ispsoftc_t *, struct ccb_scsiio *, uint32_t);
757 void isp_fcp_reset_crn(struct isp_fc *, uint32_t, int);
758 int isp_fcp_next_crn(ispsoftc_t *, uint8_t *, XS_T *);
759 
760 /*
761  * Platform Version specific defines
762  */
763 #define	BUS_DMA_ROOTARG(x)	bus_get_dma_tag(x)
764 #define	isp_dma_tag_create(a, b, c, d, e, f, g, h, i, j, k, z)	\
765 	bus_dma_tag_create(a, b, c, d, e, f, g, h, i, j, k, \
766 	busdma_lock_mutex, &isp->isp_osinfo.lock, z)
767 
768 #define	isp_setup_intr	bus_setup_intr
769 
770 #define	isp_sim_alloc(a, b, c, d, e, f, g, h)	\
771 	cam_sim_alloc(a, b, c, d, e, &(d)->isp_osinfo.lock, f, g, h)
772 
773 #define	ISP_PATH_PRT(i, l, p, ...)					\
774 	if ((l) == ISP_LOGALL || ((l)& (i)->isp_dblev) != 0) {		\
775                 xpt_print(p, __VA_ARGS__);				\
776         }
777 
778 /*
779  * Platform specific inline functions
780  */
781 
782 /*
783  * ISP General Library functions
784  */
785 
786 #include <dev/isp/isp_library.h>
787 
788 #endif	/* _ISP_FREEBSD_H */
789