1/* $FreeBSD: releng/11.0/sys/dev/isp/isp_freebsd.h 297858 2016-04-12 14:19:19Z mav $ */
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/jail.h>
36#include <sys/lock.h>
37#include <sys/kernel.h>
38#include <sys/queue.h>
39#include <sys/malloc.h>
40#include <sys/mutex.h>
41#include <sys/condvar.h>
42#include <sys/rman.h>
43#include <sys/sysctl.h>
44
45#include <sys/proc.h>
46#include <sys/bus.h>
47#include <sys/taskqueue.h>
48
49#include <machine/bus.h>
50#include <machine/cpu.h>
51#include <machine/stdarg.h>
52
53#include <cam/cam.h>
54#include <cam/cam_debug.h>
55#include <cam/cam_ccb.h>
56#include <cam/cam_sim.h>
57#include <cam/cam_xpt.h>
58#include <cam/cam_xpt_sim.h>
59#include <cam/cam_debug.h>
60#include <cam/scsi/scsi_all.h>
61#include <cam/scsi/scsi_message.h>
62
63#include "opt_ddb.h"
64#include "opt_isp.h"
65
66#define	ISP_PLATFORM_VERSION_MAJOR	7
67#define	ISP_PLATFORM_VERSION_MINOR	10
68
69/*
70 * Efficiency- get rid of SBus code && tests unless we need them.
71 */
72#ifdef __sparc64__
73#define	ISP_SBUS_SUPPORTED	1
74#else
75#define	ISP_SBUS_SUPPORTED	0
76#endif
77
78#define	ISP_IFLAGS	INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
79
80#define	N_XCMDS		64
81#define	XCMD_SIZE	512
82struct ispsoftc;
83typedef union isp_ecmd {
84	union isp_ecmd *	next;
85	uint8_t			data[XCMD_SIZE];
86} isp_ecmd_t;
87isp_ecmd_t *	isp_get_ecmd(struct ispsoftc *);
88void		isp_put_ecmd(struct ispsoftc *, isp_ecmd_t *);
89
90#ifdef	ISP_TARGET_MODE
91/* Not quite right, but there was no bump for this change */
92#if __FreeBSD_version < 225469
93#define	SDFIXED(x)	(&x)
94#else
95#define	SDFIXED(x)	((struct scsi_sense_data_fixed *)(&x))
96#endif
97
98#define	ISP_TARGET_FUNCTIONS	1
99#define	ATPDPSIZE	4096
100#define	ATPDPHASHSIZE	32
101#define	ATPDPHASH(x)	((((x) >> 24) ^ ((x) >> 16) ^ ((x) >> 8) ^ (x)) &  \
102			    ((ATPDPHASHSIZE) - 1))
103
104#include <dev/isp/isp_target.h>
105typedef struct atio_private_data {
106	LIST_ENTRY(atio_private_data)	next;
107	uint32_t	orig_datalen;
108	uint32_t	bytes_xfered;
109	uint32_t	bytes_in_transit;
110	uint32_t	tag;		/* typically f/w RX_ID */
111	uint32_t	lun;
112	uint32_t	nphdl;
113	uint32_t	sid;
114	uint32_t	portid;
115	uint16_t	rxid;	/* wire rxid */
116	uint16_t	oxid;	/* wire oxid */
117	uint16_t	word3;	/* PRLI word3 params */
118	uint16_t	ctcnt;	/* number of CTIOs currently active */
119	uint8_t		seqno;	/* CTIO sequence number */
120	uint32_t
121			srr_notify_rcvd	: 1,
122			cdb0		: 8,
123			sendst		: 1,
124			dead		: 1,
125			tattr		: 3,
126			state		: 3;
127	void *		ests;
128	/*
129	 * The current SRR notify copy
130	 */
131	uint8_t		srr[64];	/*  sb QENTRY_LEN, but order of definitions is wrong */
132	void *		srr_ccb;
133	uint32_t	nsrr;
134} atio_private_data_t;
135#define	ATPD_STATE_FREE			0
136#define	ATPD_STATE_ATIO			1
137#define	ATPD_STATE_CAM			2
138#define	ATPD_STATE_CTIO			3
139#define	ATPD_STATE_LAST_CTIO		4
140#define	ATPD_STATE_PDON			5
141
142#define	ATPD_CCB_OUTSTANDING		16
143
144#define	ATPD_SEQ_MASK			0x7f
145#define	ATPD_SEQ_NOTIFY_CAM		0x80
146#define	ATPD_SET_SEQNO(hdrp, atp)	((isphdr_t *)hdrp)->rqs_seqno &= ~ATPD_SEQ_MASK, ((isphdr_t *)hdrp)->rqs_seqno |= (atp)->seqno
147#define	ATPD_GET_SEQNO(hdrp)		(((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_MASK)
148#define	ATPD_GET_NCAM(hdrp)		((((isphdr_t *)hdrp)->rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0)
149
150typedef union inot_private_data inot_private_data_t;
151union inot_private_data {
152	inot_private_data_t *next;
153	struct {
154		isp_notify_t nt;	/* must be first! */
155		uint8_t data[64];	/* sb QENTRY_LEN, but order of definitions is wrong */
156		uint32_t tag_id, seq_id;
157	} rd;
158};
159typedef struct isp_timed_notify_ack {
160	void *isp;
161	void *not;
162	uint8_t data[64];	 /* sb QENTRY_LEN, but order of definitions is wrong */
163	struct callout timer;
164} isp_tna_t;
165
166TAILQ_HEAD(isp_ccbq, ccb_hdr);
167typedef struct tstate {
168	SLIST_ENTRY(tstate) next;
169	lun_id_t ts_lun;
170	struct cam_path *owner;
171	struct isp_ccbq waitq;		/* waiting CCBs */
172	struct ccb_hdr_slist atios;
173	struct ccb_hdr_slist inots;
174	uint32_t		hold;
175	uint16_t		atio_count;
176	uint16_t		inot_count;
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 */
193struct 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 */
209struct isp_nexus {
210	uint64_t lun;			/* LUN for target */
211	uint32_t tgt;			/* TGT for target */
212	uint8_t crnseed;		/* next command reference number */
213	struct isp_nexus *next;
214};
215#define	NEXUS_HASH_WIDTH	32
216#define	INITIAL_NEXUS_COUNT	MAX_FC_TARG
217#define	NEXUS_HASH(tgt, lun)	((tgt + lun) % NEXUS_HASH_WIDTH)
218
219/*
220 * Per channel information
221 */
222SLIST_HEAD(tslist, tstate);
223
224struct isp_fc {
225	struct cam_sim *sim;
226	struct cam_path *path;
227	struct ispsoftc *isp;
228	struct proc *kproc;
229	bus_dmamap_t scmap;
230	uint64_t def_wwpn;
231	uint64_t def_wwnn;
232	time_t loop_down_time;
233	int loop_down_limit;
234	int gone_device_time;
235	/*
236	 * Per target/lun info- just to keep a per-ITL nexus crn count
237	 */
238	struct isp_nexus *nexus_hash[NEXUS_HASH_WIDTH];
239	struct isp_nexus *nexus_free_list;
240	uint32_t
241		simqfrozen	: 3,
242		default_id	: 8,
243		def_role	: 2,	/* default role */
244		gdt_running	: 1,
245		loop_dead	: 1,
246		loop_seen_once	: 1,
247		fcbsy		: 1,
248		ready		: 1;
249	struct callout gdt;	/* gone device timer */
250	struct task gtask;
251#ifdef	ISP_TARGET_MODE
252	struct tslist lun_hash[LUN_HASH_SIZE];
253#if defined(DEBUG)
254	unsigned int inject_lost_data_frame;
255#endif
256#endif
257	int			num_threads;
258};
259
260struct isp_spi {
261	struct cam_sim *sim;
262	struct cam_path *path;
263	uint32_t
264		simqfrozen	: 3,
265		iid		: 4;
266#ifdef	ISP_TARGET_MODE
267	struct tslist lun_hash[LUN_HASH_SIZE];
268#endif
269	int			num_threads;
270};
271
272struct isposinfo {
273	/*
274	 * Linkage, locking, and identity
275	 */
276	struct mtx		lock;
277	device_t		dev;
278	struct cdev *		cdev;
279	struct intr_config_hook	ehook;
280	struct cam_devq *	devq;
281
282	/*
283	 * Firmware pointer
284	 */
285	const struct firmware *	fw;
286
287	/*
288	 * DMA related stuff
289	 */
290	struct resource *	regs;
291	struct resource *	regs2;
292	bus_dma_tag_t		dmat;
293	bus_dma_tag_t		reqdmat;
294	bus_dma_tag_t		respdmat;
295	bus_dma_tag_t		atiodmat;
296	bus_dma_tag_t		iocbdmat;
297	bus_dma_tag_t		scdmat;
298	bus_dmamap_t		reqmap;
299	bus_dmamap_t		respmap;
300	bus_dmamap_t		atiomap;
301	bus_dmamap_t		iocbmap;
302
303	/*
304	 * Command and transaction related related stuff
305	 */
306	struct isp_pcmd *	pcmd_pool;
307	struct isp_pcmd *	pcmd_free;
308
309	uint32_t
310#ifdef	ISP_TARGET_MODE
311		tmwanted	: 1,
312		tmbusy		: 1,
313#else
314				: 2,
315#endif
316		sixtyfourbit	: 1,	/* sixtyfour bit platform */
317		timer_active	: 1,
318		autoconf	: 1,
319		ehook_active	: 1,
320		mbox_sleeping	: 1,
321		mbox_sleep_ok	: 1,
322		mboxcmd_done	: 1,
323		mboxbsy		: 1;
324
325	struct callout		tmo;	/* general timer */
326
327	/*
328	 * misc- needs to be sorted better XXXXXX
329	 */
330	int			framesize;
331	int			exec_throttle;
332	int			cont_max;
333
334	bus_addr_t		ecmd_dma;
335	isp_ecmd_t *		ecmd_base;
336	isp_ecmd_t *		ecmd_free;
337
338	/*
339	 * Per-type private storage...
340	 */
341	union {
342		struct isp_fc *fc;
343		struct isp_spi *spi;
344		void *ptr;
345	} pc;
346
347	int			is_exiting;
348};
349#define	ISP_FC_PC(isp, chan)	(&(isp)->isp_osinfo.pc.fc[(chan)])
350#define	ISP_SPI_PC(isp, chan)	(&(isp)->isp_osinfo.pc.spi[(chan)])
351#define	ISP_GET_PC(isp, chan, tag, rslt)		\
352	if (IS_SCSI(isp)) {				\
353		rslt = ISP_SPI_PC(isp, chan)-> tag;	\
354	} else {					\
355		rslt = ISP_FC_PC(isp, chan)-> tag;	\
356	}
357#define	ISP_GET_PC_ADDR(isp, chan, tag, rp)		\
358	if (IS_SCSI(isp)) {				\
359		rp = &ISP_SPI_PC(isp, chan)-> tag;	\
360	} else {					\
361		rp = &ISP_FC_PC(isp, chan)-> tag;	\
362	}
363#define	ISP_SET_PC(isp, chan, tag, val)			\
364	if (IS_SCSI(isp)) {				\
365		ISP_SPI_PC(isp, chan)-> tag = val;	\
366	} else {					\
367		ISP_FC_PC(isp, chan)-> tag = val;	\
368	}
369
370#define	FCP_NEXT_CRN	isp_fcp_next_crn
371#define	isp_lock	isp_osinfo.lock
372#define	isp_regs	isp_osinfo.regs
373#define	isp_regs2	isp_osinfo.regs2
374
375/*
376 * Locking macros...
377 */
378#define	ISP_LOCK(isp)	mtx_lock(&(isp)->isp_osinfo.lock)
379#define	ISP_UNLOCK(isp)	mtx_unlock(&(isp)->isp_osinfo.lock)
380#define	ISP_ASSERT_LOCKED(isp)	mtx_assert(&(isp)->isp_osinfo.lock, MA_OWNED)
381
382/*
383 * Required Macros/Defines
384 */
385#define	ISP_FC_SCRLEN		0x1000
386
387#define	ISP_MEMZERO(a, b)	memset(a, 0, b)
388#define	ISP_MEMCPY		memcpy
389#define	ISP_SNPRINTF		snprintf
390#define	ISP_DELAY(x)		DELAY(x)
391#if __FreeBSD_version < 1000029
392#define	ISP_SLEEP(isp, x)	msleep(&(isp)->isp_osinfo.is_exiting, \
393    &(isp)->isp_osinfo.lock, 0, "isp_sleep", ((x) + tick - 1) / tick)
394#else
395#define	ISP_SLEEP(isp, x)	msleep_sbt(&(isp)->isp_osinfo.is_exiting, \
396    &(isp)->isp_osinfo.lock, 0, "isp_sleep", (x) * SBT_1US, 0, 0)
397#endif
398
399#define	ISP_MIN			imin
400
401#ifndef	DIAGNOSTIC
402#define	ISP_INLINE		__inline
403#else
404#define	ISP_INLINE
405#endif
406
407#define	NANOTIME_T		struct timespec
408#define	GET_NANOTIME		nanotime
409#define	GET_NANOSEC(x)		((x)->tv_sec * 1000000000 + (x)->tv_nsec)
410#define	NANOTIME_SUB		isp_nanotime_sub
411
412#define	MAXISPREQUEST(isp)	((IS_FC(isp) || IS_ULTRA2(isp))? 1024 : 256)
413
414#define	MEMORYBARRIER(isp, type, offset, size, chan)		\
415switch (type) {							\
416case SYNC_REQUEST:						\
417	bus_dmamap_sync(isp->isp_osinfo.reqdmat,		\
418	   isp->isp_osinfo.reqmap, BUS_DMASYNC_PREWRITE);	\
419	break;							\
420case SYNC_RESULT:						\
421	bus_dmamap_sync(isp->isp_osinfo.respdmat, 		\
422	   isp->isp_osinfo.respmap, BUS_DMASYNC_POSTREAD);	\
423	break;							\
424case SYNC_SFORDEV:						\
425{								\
426	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
427	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
428	   BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);		\
429	break;							\
430}								\
431case SYNC_SFORCPU:						\
432{								\
433	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
434	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
435	   BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);	\
436	break;							\
437}								\
438case SYNC_REG:							\
439	bus_barrier(isp->isp_osinfo.regs, offset, size,		\
440	    BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE);	\
441	break;							\
442case SYNC_ATIOQ:						\
443	bus_dmamap_sync(isp->isp_osinfo.atiodmat, 		\
444	   isp->isp_osinfo.atiomap, BUS_DMASYNC_POSTREAD);	\
445	break;							\
446case SYNC_IFORDEV:						\
447	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
448	   BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);		\
449	break;							\
450case SYNC_IFORCPU:						\
451	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
452	   BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);	\
453	break;							\
454default:							\
455	break;							\
456}
457
458#define	MEMORYBARRIERW(isp, type, offset, size, chan)		\
459switch (type) {							\
460case SYNC_REQUEST:						\
461	bus_dmamap_sync(isp->isp_osinfo.reqdmat,		\
462	   isp->isp_osinfo.reqmap, BUS_DMASYNC_PREWRITE);	\
463	break;							\
464case SYNC_SFORDEV:						\
465{								\
466	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
467	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
468	   BUS_DMASYNC_PREWRITE);				\
469	break;							\
470}								\
471case SYNC_SFORCPU:						\
472{								\
473	struct isp_fc *fc = ISP_FC_PC(isp, chan);		\
474	bus_dmamap_sync(isp->isp_osinfo.scdmat, fc->scmap,	\
475	   BUS_DMASYNC_POSTWRITE);				\
476	break;							\
477}								\
478case SYNC_REG:							\
479	bus_barrier(isp->isp_osinfo.regs, offset, size,		\
480	    BUS_SPACE_BARRIER_WRITE);				\
481	break;							\
482case SYNC_IFORDEV:						\
483	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
484	   BUS_DMASYNC_PREWRITE);				\
485	break;							\
486case SYNC_IFORCPU:						\
487	bus_dmamap_sync(isp->isp_osinfo.iocbdmat, isp->isp_osinfo.iocbmap, \
488	   BUS_DMASYNC_POSTWRITE);				\
489	break;							\
490default:							\
491	break;							\
492}
493
494#define	MBOX_ACQUIRE			isp_mbox_acquire
495#define	MBOX_WAIT_COMPLETE		isp_mbox_wait_complete
496#define	MBOX_NOTIFY_COMPLETE		isp_mbox_notify_done
497#define	MBOX_RELEASE			isp_mbox_release
498
499#define	FC_SCRATCH_ACQUIRE		isp_fc_scratch_acquire
500#define	FC_SCRATCH_RELEASE(isp, chan)	isp->isp_osinfo.pc.fc[chan].fcbsy = 0
501
502#ifndef	SCSI_GOOD
503#define	SCSI_GOOD	SCSI_STATUS_OK
504#endif
505#ifndef	SCSI_CHECK
506#define	SCSI_CHECK	SCSI_STATUS_CHECK_COND
507#endif
508#ifndef	SCSI_BUSY
509#define	SCSI_BUSY	SCSI_STATUS_BUSY
510#endif
511#ifndef	SCSI_QFULL
512#define	SCSI_QFULL	SCSI_STATUS_QUEUE_FULL
513#endif
514
515#define	XS_T			struct ccb_scsiio
516#define	XS_DMA_ADDR_T		bus_addr_t
517#define XS_GET_DMA64_SEG(a, b, c)		\
518{						\
519	ispds64_t *d = a;			\
520	bus_dma_segment_t *e = b;		\
521	uint32_t f = c;				\
522	e += f;					\
523        d->ds_base = DMA_LO32(e->ds_addr);	\
524        d->ds_basehi = DMA_HI32(e->ds_addr);	\
525        d->ds_count = e->ds_len;		\
526}
527#define XS_GET_DMA_SEG(a, b, c)			\
528{						\
529	ispds_t *d = a;				\
530	bus_dma_segment_t *e = b;		\
531	uint32_t f = c;				\
532	e += f;					\
533        d->ds_base = DMA_LO32(e->ds_addr);	\
534        d->ds_count = e->ds_len;		\
535}
536#define	XS_ISP(ccb)		cam_sim_softc(xpt_path_sim((ccb)->ccb_h.path))
537#define	XS_CHANNEL(ccb)		cam_sim_bus(xpt_path_sim((ccb)->ccb_h.path))
538#define	XS_TGT(ccb)		(ccb)->ccb_h.target_id
539#define	XS_LUN(ccb)		(ccb)->ccb_h.target_lun
540
541#define	XS_CDBP(ccb)	\
542	(((ccb)->ccb_h.flags & CAM_CDB_POINTER)? \
543	 (ccb)->cdb_io.cdb_ptr : (ccb)->cdb_io.cdb_bytes)
544
545#define	XS_CDBLEN(ccb)		(ccb)->cdb_len
546#define	XS_XFRLEN(ccb)		(ccb)->dxfer_len
547#define	XS_TIME(ccb)		(ccb)->ccb_h.timeout
548#define	XS_GET_RESID(ccb)	(ccb)->resid
549#define	XS_SET_RESID(ccb, r)	(ccb)->resid = r
550#define	XS_STSP(ccb)		(&(ccb)->scsi_status)
551#define	XS_SNSP(ccb)		(&(ccb)->sense_data)
552
553#define	XS_TOT_SNSLEN(ccb)	ccb->sense_len
554#define	XS_CUR_SNSLEN(ccb)	(ccb->sense_len - ccb->sense_resid)
555
556#define	XS_SNSKEY(ccb)		(scsi_get_sense_key(&(ccb)->sense_data, \
557				 ccb->sense_len - ccb->sense_resid, 1))
558
559#define	XS_SNSASC(ccb)		(scsi_get_asc(&(ccb)->sense_data,	\
560				 ccb->sense_len - ccb->sense_resid, 1))
561
562#define	XS_SNSASCQ(ccb)		(scsi_get_ascq(&(ccb)->sense_data,	\
563				 ccb->sense_len - ccb->sense_resid, 1))
564#define	XS_TAG_P(ccb)	\
565	(((ccb)->ccb_h.flags & CAM_TAG_ACTION_VALID) && \
566	 (ccb)->tag_action != CAM_TAG_ACTION_NONE)
567
568#define	XS_TAG_TYPE(ccb)	\
569	((ccb->tag_action == MSG_SIMPLE_Q_TAG)? REQFLAG_STAG : \
570	 ((ccb->tag_action == MSG_HEAD_OF_Q_TAG)? REQFLAG_HTAG : REQFLAG_OTAG))
571
572
573#define	XS_SETERR(ccb, v)	(ccb)->ccb_h.status &= ~CAM_STATUS_MASK, \
574				(ccb)->ccb_h.status |= v
575
576#	define	HBA_NOERROR		CAM_REQ_INPROG
577#	define	HBA_BOTCH		CAM_UNREC_HBA_ERROR
578#	define	HBA_CMDTIMEOUT		CAM_CMD_TIMEOUT
579#	define	HBA_SELTIMEOUT		CAM_SEL_TIMEOUT
580#	define	HBA_TGTBSY		CAM_SCSI_STATUS_ERROR
581#	define	HBA_BUSRESET		CAM_SCSI_BUS_RESET
582#	define	HBA_ABORTED		CAM_REQ_ABORTED
583#	define	HBA_DATAOVR		CAM_DATA_RUN_ERR
584#	define	HBA_ARQFAIL		CAM_AUTOSENSE_FAIL
585
586
587#define	XS_ERR(ccb)		((ccb)->ccb_h.status & CAM_STATUS_MASK)
588
589#define	XS_NOERR(ccb)		(((ccb)->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG)
590
591#define	XS_INITERR(ccb)		XS_SETERR(ccb, CAM_REQ_INPROG), ccb->sense_resid = ccb->sense_len
592
593#define	XS_SAVE_SENSE(xs, sense_ptr, totslen, slen)	do {			\
594		uint32_t tlen = slen;						\
595		if (tlen > (xs)->sense_len)					\
596			tlen = (xs)->sense_len;					\
597		PISP_PCMD(xs)->totslen = imin((xs)->sense_len, totslen);	\
598		PISP_PCMD(xs)->cumslen = tlen;					\
599		memcpy(&(xs)->sense_data, sense_ptr, tlen);			\
600		(xs)->sense_resid = (xs)->sense_len - tlen;			\
601		(xs)->ccb_h.status |= CAM_AUTOSNS_VALID;			\
602	} while (0)
603
604#define	XS_SENSE_APPEND(xs, xsnsp, xsnsl)	do {				\
605		uint32_t off = PISP_PCMD(xs)->cumslen;				\
606		uint8_t *ptr = &((uint8_t *)(&(xs)->sense_data))[off];		\
607		uint32_t amt = imin(xsnsl, PISP_PCMD(xs)->totslen - off);	\
608		if (amt) {							\
609			memcpy(ptr, xsnsp, amt);				\
610			(xs)->sense_resid -= amt;				\
611			PISP_PCMD(xs)->cumslen += amt;				\
612		}								\
613	} while (0)
614
615#define	XS_SENSE_VALID(xs)	(((xs)->ccb_h.status & CAM_AUTOSNS_VALID) != 0)
616
617#define	DEFAULT_FRAMESIZE(isp)		isp->isp_osinfo.framesize
618#define	DEFAULT_EXEC_THROTTLE(isp)	isp->isp_osinfo.exec_throttle
619
620#define	DEFAULT_ROLE(isp, chan)	\
621	(IS_FC(isp)? ISP_FC_PC(isp, chan)->def_role : ISP_ROLE_INITIATOR)
622
623#define	DEFAULT_IID(isp, chan)		isp->isp_osinfo.pc.spi[chan].iid
624
625#define	DEFAULT_LOOPID(x, chan)		isp->isp_osinfo.pc.fc[chan].default_id
626
627#define DEFAULT_NODEWWN(isp, chan)  	isp_default_wwn(isp, chan, 0, 1)
628#define DEFAULT_PORTWWN(isp, chan)  	isp_default_wwn(isp, chan, 0, 0)
629#define ACTIVE_NODEWWN(isp, chan)   	isp_default_wwn(isp, chan, 1, 1)
630#define ACTIVE_PORTWWN(isp, chan)   	isp_default_wwn(isp, chan, 1, 0)
631
632
633#if	BYTE_ORDER == BIG_ENDIAN
634#ifdef	ISP_SBUS_SUPPORTED
635#define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
636#define	ISP_IOXPUT_16(isp, s, d)				\
637	*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap16(s)
638#define	ISP_IOXPUT_32(isp, s, d)				\
639	*(d) = (isp->isp_bustype == ISP_BT_SBUS)? s : bswap32(s)
640#define	ISP_IOXGET_8(isp, s, d)		d = (*((uint8_t *)s))
641#define	ISP_IOXGET_16(isp, s, d)				\
642	d = (isp->isp_bustype == ISP_BT_SBUS)?			\
643	*((uint16_t *)s) : bswap16(*((uint16_t *)s))
644#define	ISP_IOXGET_32(isp, s, d)				\
645	d = (isp->isp_bustype == ISP_BT_SBUS)?			\
646	*((uint32_t *)s) : bswap32(*((uint32_t *)s))
647
648#else	/* ISP_SBUS_SUPPORTED */
649#define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
650#define	ISP_IOXPUT_16(isp, s, d)	*(d) = bswap16(s)
651#define	ISP_IOXPUT_32(isp, s, d)	*(d) = bswap32(s)
652#define	ISP_IOXGET_8(isp, s, d)		d = (*((uint8_t *)s))
653#define	ISP_IOXGET_16(isp, s, d)	d = bswap16(*((uint16_t *)s))
654#define	ISP_IOXGET_32(isp, s, d)	d = bswap32(*((uint32_t *)s))
655#endif
656#define	ISP_SWIZZLE_NVRAM_WORD(isp, rp)	*rp = bswap16(*rp)
657#define	ISP_SWIZZLE_NVRAM_LONG(isp, rp)	*rp = bswap32(*rp)
658
659#define	ISP_IOZGET_8(isp, s, d)		d = (*((uint8_t *)s))
660#define	ISP_IOZGET_16(isp, s, d)	d = (*((uint16_t *)s))
661#define	ISP_IOZGET_32(isp, s, d)	d = (*((uint32_t *)s))
662#define	ISP_IOZPUT_8(isp, s, d)		*(d) = s
663#define	ISP_IOZPUT_16(isp, s, d)	*(d) = s
664#define	ISP_IOZPUT_32(isp, s, d)	*(d) = s
665
666
667#else
668#define	ISP_IOXPUT_8(isp, s, d)		*(d) = s
669#define	ISP_IOXPUT_16(isp, s, d)	*(d) = s
670#define	ISP_IOXPUT_32(isp, s, d)	*(d) = s
671#define	ISP_IOXGET_8(isp, s, d)		d = *(s)
672#define	ISP_IOXGET_16(isp, s, d)	d = *(s)
673#define	ISP_IOXGET_32(isp, s, d)	d = *(s)
674#define	ISP_SWIZZLE_NVRAM_WORD(isp, rp)
675#define	ISP_SWIZZLE_NVRAM_LONG(isp, rp)
676
677#define	ISP_IOZPUT_8(isp, s, d)		*(d) = s
678#define	ISP_IOZPUT_16(isp, s, d)	*(d) = bswap16(s)
679#define	ISP_IOZPUT_32(isp, s, d)	*(d) = bswap32(s)
680
681#define	ISP_IOZGET_8(isp, s, d)		d = (*((uint8_t *)(s)))
682#define	ISP_IOZGET_16(isp, s, d)	d = bswap16(*((uint16_t *)(s)))
683#define	ISP_IOZGET_32(isp, s, d)	d = bswap32(*((uint32_t *)(s)))
684
685#endif
686
687#define	ISP_SWAP16(isp, s)	bswap16(s)
688#define	ISP_SWAP32(isp, s)	bswap32(s)
689
690/*
691 * Includes of common header files
692 */
693
694#include <dev/isp/ispreg.h>
695#include <dev/isp/ispvar.h>
696#include <dev/isp/ispmbox.h>
697
698/*
699 * isp_osinfo definiitions && shorthand
700 */
701#define	SIMQFRZ_RESOURCE	0x1
702#define	SIMQFRZ_LOOPDOWN	0x2
703#define	SIMQFRZ_TIMED		0x4
704
705#define	isp_dev		isp_osinfo.dev
706
707/*
708 * prototypes for isp_pci && isp_freebsd to share
709 */
710extern int isp_attach(ispsoftc_t *);
711extern int isp_detach(ispsoftc_t *);
712extern void isp_uninit(ispsoftc_t *);
713extern uint64_t isp_default_wwn(ispsoftc_t *, int, int, int);
714
715/*
716 * driver global data
717 */
718extern int isp_announced;
719extern int isp_loop_down_limit;
720extern int isp_gone_device_time;
721extern int isp_quickboot_time;
722
723/*
724 * Platform private flags
725 */
726
727/*
728 * Platform Library Functions
729 */
730void isp_prt(ispsoftc_t *, int level, const char *, ...) __printflike(3, 4);
731void isp_xs_prt(ispsoftc_t *, XS_T *, int level, const char *, ...) __printflike(4, 5);
732uint64_t isp_nanotime_sub(struct timespec *, struct timespec *);
733int isp_mbox_acquire(ispsoftc_t *);
734void isp_mbox_wait_complete(ispsoftc_t *, mbreg_t *);
735void isp_mbox_notify_done(ispsoftc_t *);
736void isp_mbox_release(ispsoftc_t *);
737int isp_fc_scratch_acquire(ispsoftc_t *, int);
738int isp_mstohz(int);
739void isp_platform_intr(void *);
740void isp_common_dmateardown(ispsoftc_t *, struct ccb_scsiio *, uint32_t);
741void isp_fcp_reset_crn(ispsoftc_t *, int, uint32_t, int);
742int isp_fcp_next_crn(ispsoftc_t *, uint8_t *, XS_T *);
743
744/*
745 * Platform Version specific defines
746 */
747#define	BUS_DMA_ROOTARG(x)	bus_get_dma_tag(x)
748#define	isp_dma_tag_create(a, b, c, d, e, f, g, h, i, j, k, z)	\
749	bus_dma_tag_create(a, b, c, d, e, f, g, h, i, j, k, \
750	busdma_lock_mutex, &isp->isp_osinfo.lock, z)
751
752#define	isp_setup_intr	bus_setup_intr
753
754#define	isp_sim_alloc(a, b, c, d, e, f, g, h)	\
755	cam_sim_alloc(a, b, c, d, e, &(d)->isp_osinfo.lock, f, g, h)
756
757#define	ISP_PATH_PRT(i, l, p, ...)					\
758	if ((l) == ISP_LOGALL || ((l)& (i)->isp_dblev) != 0) {		\
759                xpt_print(p, __VA_ARGS__);				\
760        }
761
762/*
763 * Platform specific inline functions
764 */
765
766/*
767 * ISP General Library functions
768 */
769
770#include <dev/isp/isp_library.h>
771
772#endif	/* _ISP_FREEBSD_H */
773