2 * Copyright (c) 2000 Matthew Jacob
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions, and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. The name of the author may not be used to endorse or promote products
12 * derived from this software without specific prior written permission.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/queue.h>
32 #include <sys/systm.h>
33 #include <sys/kernel.h>
34 #include <sys/types.h>
35 #include <sys/malloc.h>
36 #include <sys/fcntl.h>
38 #include <sys/errno.h>
39 #include <machine/stdarg.h>
42 #include <cam/cam_ccb.h>
43 #include <cam/cam_periph.h>
44 #include <cam/cam_xpt_periph.h>
45 #include <cam/cam_debug.h>
46 #include <cam/cam_sim.h>
48 #include <cam/scsi/scsi_all.h>
49 #include <cam/scsi/scsi_message.h>
50 #include <sys/ioccom.h>
51 #include <cam/scsi/scsi_ses.h>
55 MALLOC_DEFINE(M_SCSISES, "SCSI SES", "SCSI SES buffers");
58 * Platform Independent Driver Internal Definitions for SES devices.
70 typedef struct ses_softc ses_softc_t;
72 int (*softc_init)(ses_softc_t *, int);
73 int (*init_enc)(ses_softc_t *);
74 int (*get_encstat)(ses_softc_t *, int);
75 int (*set_encstat)(ses_softc_t *, ses_encstat, int);
76 int (*get_objstat)(ses_softc_t *, ses_objstat *, int);
77 int (*set_objstat)(ses_softc_t *, ses_objstat *, int);
80 #define ENCI_SVALID 0x80
84 enctype : 8, /* enclosure type */
85 subenclosure : 8, /* subenclosure id */
86 svalid : 1, /* enclosure information valid */
87 priv : 15; /* private data, per object */
88 uint8_t encstat[4]; /* state && stats */
91 #define SEN_ID "UNISYS SUN_SEN"
95 static enctyp ses_type(void *, int);
98 /* Forward reference to Enclosure Functions */
99 static int ses_softc_init(ses_softc_t *, int);
100 static int ses_init_enc(ses_softc_t *);
101 static int ses_get_encstat(ses_softc_t *, int);
102 static int ses_set_encstat(ses_softc_t *, uint8_t, int);
103 static int ses_get_objstat(ses_softc_t *, ses_objstat *, int);
104 static int ses_set_objstat(ses_softc_t *, ses_objstat *, int);
106 static int safte_softc_init(ses_softc_t *, int);
107 static int safte_init_enc(ses_softc_t *);
108 static int safte_get_encstat(ses_softc_t *, int);
109 static int safte_set_encstat(ses_softc_t *, uint8_t, int);
110 static int safte_get_objstat(ses_softc_t *, ses_objstat *, int);
111 static int safte_set_objstat(ses_softc_t *, ses_objstat *, int);
114 * Platform implementation defines/functions for SES internal kernel stuff
117 #define STRNCMP strncmp
118 #define PRINTF printf
119 #define SES_LOG ses_log
121 #define SES_DLOG ses_log
123 #define SES_DLOG if (0) ses_log
125 #define SES_VLOG if (bootverbose) ses_log
126 #define SES_MALLOC(amt) malloc(amt, M_SCSISES, M_NOWAIT)
127 #define SES_FREE(ptr, amt) free(ptr, M_SCSISES)
128 #define MEMZERO bzero
129 #define MEMCPY(dest, src, amt) bcopy(src, dest, amt)
131 static int ses_runcmd(struct ses_softc *, char *, int, char *, int *);
132 static void ses_log(struct ses_softc *, const char *, ...);
135 * Gerenal FreeBSD kernel stuff.
139 #define ccb_state ppriv_field0
140 #define ccb_bp ppriv_ptr1
143 enctyp ses_type; /* type of enclosure */
144 encvec ses_vec; /* vector to handlers */
145 void * ses_private; /* per-type private data */
146 encobj * ses_objmap; /* objects */
147 u_int32_t ses_nobjects; /* number of objects */
148 ses_encstat ses_encstat; /* overall status */
150 union ccb ses_saved_ccb;
151 struct cdev *ses_dev;
152 struct cam_periph *periph;
154 #define SES_FLAG_INVALID 0x01
155 #define SES_FLAG_OPEN 0x02
156 #define SES_FLAG_INITIALIZED 0x04
158 #define SESUNIT(x) (minor((x)))
160 static d_open_t sesopen;
161 static d_close_t sesclose;
162 static d_ioctl_t sesioctl;
163 static periph_init_t sesinit;
164 static periph_ctor_t sesregister;
165 static periph_oninv_t sesoninvalidate;
166 static periph_dtor_t sescleanup;
167 static periph_start_t sesstart;
169 static void sesasync(void *, u_int32_t, struct cam_path *, void *);
170 static void sesdone(struct cam_periph *, union ccb *);
171 static int seserror(union ccb *, u_int32_t, u_int32_t);
173 static struct periph_driver sesdriver = {
175 TAILQ_HEAD_INITIALIZER(sesdriver.units), /* generation */ 0
178 PERIPHDRIVER_DECLARE(ses, sesdriver);
180 static struct cdevsw ses_cdevsw = {
181 .d_version = D_VERSION,
195 * Install a global async callback. This callback will
196 * receive async callbacks like "new device found".
198 status = xpt_register_async(AC_FOUND_DEVICE, sesasync, NULL, NULL);
200 if (status != CAM_REQ_CMP) {
201 printf("ses: Failed to attach master async callback "
202 "due to status 0x%x!\n", status);
207 sesoninvalidate(struct cam_periph *periph)
209 struct ses_softc *softc;
211 softc = (struct ses_softc *)periph->softc;
214 * Unregister any async callbacks.
216 xpt_register_async(0, sesasync, periph, periph->path);
218 softc->ses_flags |= SES_FLAG_INVALID;
220 xpt_print(periph->path, "lost device\n");
224 sescleanup(struct cam_periph *periph)
226 struct ses_softc *softc;
228 softc = (struct ses_softc *)periph->softc;
230 destroy_dev(softc->ses_dev);
232 xpt_print(periph->path, "removing device entry\n");
233 free(softc, M_SCSISES);
237 sesasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg)
239 struct cam_periph *periph;
241 periph = (struct cam_periph *)callback_arg;
244 case AC_FOUND_DEVICE:
247 struct ccb_getdev *cgd;
250 cgd = (struct ccb_getdev *)arg;
255 inq_len = cgd->inq_data.additional_length + 4;
258 * PROBLEM: WE NEED TO LOOK AT BYTES 48-53 TO SEE IF THIS IS
259 * PROBLEM: IS A SAF-TE DEVICE.
261 switch (ses_type(&cgd->inq_data, inq_len)) {
264 case SES_SES_PASSTHROUGH:
272 status = cam_periph_alloc(sesregister, sesoninvalidate,
273 sescleanup, sesstart, "ses", CAM_PERIPH_BIO,
274 cgd->ccb_h.path, sesasync, AC_FOUND_DEVICE, cgd);
276 if (status != CAM_REQ_CMP && status != CAM_REQ_INPROG) {
277 printf("sesasync: Unable to probe new device due to "
278 "status 0x%x\n", status);
283 cam_periph_async(periph, code, path, arg);
289 sesregister(struct cam_periph *periph, void *arg)
291 struct ses_softc *softc;
292 struct ccb_getdev *cgd;
295 cgd = (struct ccb_getdev *)arg;
296 if (periph == NULL) {
297 printf("sesregister: periph was NULL!!\n");
298 return (CAM_REQ_CMP_ERR);
302 printf("sesregister: no getdev CCB, can't register device\n");
303 return (CAM_REQ_CMP_ERR);
306 softc = malloc(sizeof (struct ses_softc), M_SCSISES, M_NOWAIT);
308 printf("sesregister: Unable to probe new device. "
309 "Unable to allocate softc\n");
310 return (CAM_REQ_CMP_ERR);
312 bzero(softc, sizeof (struct ses_softc));
313 periph->softc = softc;
314 softc->periph = periph;
316 softc->ses_type = ses_type(&cgd->inq_data, sizeof (cgd->inq_data));
318 switch (softc->ses_type) {
321 case SES_SES_PASSTHROUGH:
322 softc->ses_vec.softc_init = ses_softc_init;
323 softc->ses_vec.init_enc = ses_init_enc;
324 softc->ses_vec.get_encstat = ses_get_encstat;
325 softc->ses_vec.set_encstat = ses_set_encstat;
326 softc->ses_vec.get_objstat = ses_get_objstat;
327 softc->ses_vec.set_objstat = ses_set_objstat;
330 softc->ses_vec.softc_init = safte_softc_init;
331 softc->ses_vec.init_enc = safte_init_enc;
332 softc->ses_vec.get_encstat = safte_get_encstat;
333 softc->ses_vec.set_encstat = safte_set_encstat;
334 softc->ses_vec.get_objstat = safte_get_objstat;
335 softc->ses_vec.set_objstat = safte_set_objstat;
341 free(softc, M_SCSISES);
342 return (CAM_REQ_CMP_ERR);
345 cam_periph_unlock(periph);
346 softc->ses_dev = make_dev(&ses_cdevsw, unit2minor(periph->unit_number),
347 UID_ROOT, GID_OPERATOR, 0600, "%s%d",
348 periph->periph_name, periph->unit_number);
349 cam_periph_lock(periph);
350 softc->ses_dev->si_drv1 = periph;
353 * Add an async callback so that we get
354 * notified if this device goes away.
356 xpt_register_async(AC_LOST_DEVICE, sesasync, periph, periph->path);
358 switch (softc->ses_type) {
361 tname = "No SES device";
364 tname = "SCSI-2 SES Device";
367 tname = "SCSI-3 SES Device";
369 case SES_SES_PASSTHROUGH:
370 tname = "SES Passthrough Device";
373 tname = "UNISYS SEN Device (NOT HANDLED YET)";
376 tname = "SAF-TE Compliant Device";
379 xpt_announce_periph(periph, tname);
380 return (CAM_REQ_CMP);
384 sesopen(struct cdev *dev, int flags, int fmt, struct thread *td)
386 struct cam_periph *periph;
387 struct ses_softc *softc;
390 periph = (struct cam_periph *)dev->si_drv1;
391 if (periph == NULL) {
395 if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
396 cam_periph_unlock(periph);
400 cam_periph_lock(periph);
402 softc = (struct ses_softc *)periph->softc;
404 if (softc->ses_flags & SES_FLAG_INVALID) {
408 if (softc->ses_flags & SES_FLAG_OPEN) {
412 if (softc->ses_vec.softc_init == NULL) {
417 softc->ses_flags |= SES_FLAG_OPEN;
418 if ((softc->ses_flags & SES_FLAG_INITIALIZED) == 0) {
419 error = (*softc->ses_vec.softc_init)(softc, 1);
421 softc->ses_flags &= ~SES_FLAG_OPEN;
423 softc->ses_flags |= SES_FLAG_INITIALIZED;
427 cam_periph_unlock(periph);
429 cam_periph_release(periph);
435 sesclose(struct cdev *dev, int flag, int fmt, struct thread *td)
437 struct cam_periph *periph;
438 struct ses_softc *softc;
443 periph = (struct cam_periph *)dev->si_drv1;
447 cam_periph_lock(periph);
449 softc = (struct ses_softc *)periph->softc;
450 softc->ses_flags &= ~SES_FLAG_OPEN;
452 cam_periph_unlock(periph);
453 cam_periph_release(periph);
459 sesstart(struct cam_periph *p, union ccb *sccb)
461 if (p->immediate_priority <= p->pinfo.priority) {
462 SLIST_INSERT_HEAD(&p->ccb_list, &sccb->ccb_h, periph_links.sle);
463 p->immediate_priority = CAM_PRIORITY_NONE;
464 wakeup(&p->ccb_list);
469 sesdone(struct cam_periph *periph, union ccb *dccb)
471 wakeup(&dccb->ccb_h.cbfcnp);
475 seserror(union ccb *ccb, u_int32_t cflags, u_int32_t sflags)
477 struct ses_softc *softc;
478 struct cam_periph *periph;
480 periph = xpt_path_periph(ccb->ccb_h.path);
481 softc = (struct ses_softc *)periph->softc;
483 return (cam_periph_error(ccb, cflags, sflags, &softc->ses_saved_ccb));
487 sesioctl(struct cdev *dev, u_long cmd, caddr_t arg_addr, int flag, struct thread *td)
489 struct cam_periph *periph;
492 ses_object obj, *uobj;
493 struct ses_softc *ssc;
499 addr = *((caddr_t *) arg_addr);
503 periph = (struct cam_periph *)dev->si_drv1;
507 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering sesioctl\n"));
509 cam_periph_lock(periph);
510 ssc = (struct ses_softc *)periph->softc;
513 * Now check to see whether we're initialized or not.
515 if ((ssc->ses_flags & SES_FLAG_INITIALIZED) == 0) {
516 cam_periph_unlock(periph);
519 cam_periph_lock(periph);
523 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE,
524 ("trying to do ioctl %#lx\n", cmd));
527 * If this command can change the device's state,
528 * we must have the device open for writing.
532 case SESIOC_GETOBJMAP:
533 case SESIOC_GETENCSTAT:
534 case SESIOC_GETOBJSTAT:
537 if ((flag & FWRITE) == 0) {
544 error = copyout(&ssc->ses_nobjects, addr,
545 sizeof (ssc->ses_nobjects));
548 case SESIOC_GETOBJMAP:
550 * XXX Dropping the lock while copying multiple segments is
553 cam_periph_lock(periph);
554 for (uobj = addr, i = 0; i != ssc->ses_nobjects; i++, uobj++) {
556 obj.subencid = ssc->ses_objmap[i].subenclosure;
557 obj.object_type = ssc->ses_objmap[i].enctype;
558 cam_periph_lock(periph);
559 error = copyout(&obj, uobj, sizeof (ses_object));
560 cam_periph_lock(periph);
565 cam_periph_lock(periph);
568 case SESIOC_GETENCSTAT:
569 cam_periph_lock(periph);
570 error = (*ssc->ses_vec.get_encstat)(ssc, 1);
572 cam_periph_unlock(periph);
575 tmp = ssc->ses_encstat & ~ENCI_SVALID;
576 cam_periph_unlock(periph);
577 error = copyout(&tmp, addr, sizeof (ses_encstat));
578 ssc->ses_encstat = tmp;
581 case SESIOC_SETENCSTAT:
582 error = copyin(addr, &tmp, sizeof (ses_encstat));
585 cam_periph_lock(periph);
586 error = (*ssc->ses_vec.set_encstat)(ssc, tmp, 1);
587 cam_periph_unlock(periph);
590 case SESIOC_GETOBJSTAT:
591 error = copyin(addr, &objs, sizeof (ses_objstat));
594 if (objs.obj_id >= ssc->ses_nobjects) {
598 cam_periph_lock(periph);
599 error = (*ssc->ses_vec.get_objstat)(ssc, &objs, 1);
600 cam_periph_unlock(periph);
603 error = copyout(&objs, addr, sizeof (ses_objstat));
605 * Always (for now) invalidate entry.
607 ssc->ses_objmap[objs.obj_id].svalid = 0;
610 case SESIOC_SETOBJSTAT:
611 error = copyin(addr, &objs, sizeof (ses_objstat));
615 if (objs.obj_id >= ssc->ses_nobjects) {
619 cam_periph_lock(periph);
620 error = (*ssc->ses_vec.set_objstat)(ssc, &objs, 1);
621 cam_periph_unlock(periph);
624 * Always (for now) invalidate entry.
626 ssc->ses_objmap[objs.obj_id].svalid = 0;
631 cam_periph_lock(periph);
632 error = (*ssc->ses_vec.init_enc)(ssc);
633 cam_periph_unlock(periph);
637 cam_periph_lock(periph);
638 error = cam_periph_ioctl(periph, cmd, arg_addr, seserror);
639 cam_periph_unlock(periph);
645 #define SES_CFLAGS CAM_RETRY_SELTO
646 #define SES_FLAGS SF_NO_PRINT | SF_RETRY_UA
648 ses_runcmd(struct ses_softc *ssc, char *cdb, int cdbl, char *dptr, int *dlenp)
655 if ((dlen = *dlenp) < 0) {
666 if (cdbl > IOCDBLEN) {
670 ccb = cam_periph_getccb(ssc->periph, 1);
671 cam_fill_csio(&ccb->csio, 0, sesdone, ddf, MSG_SIMPLE_Q_TAG, dptr,
672 dlen, sizeof (struct scsi_sense_data), cdbl, 60 * 1000);
673 bcopy(cdb, ccb->csio.cdb_io.cdb_bytes, cdbl);
675 error = cam_periph_runccb(ccb, seserror, SES_CFLAGS, SES_FLAGS, NULL);
676 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0)
677 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, FALSE);
684 *dlenp = ccb->csio.resid;
687 xpt_release_ccb(ccb);
692 ses_log(struct ses_softc *ssc, const char *fmt, ...)
696 printf("%s%d: ", ssc->periph->periph_name, ssc->periph->unit_number);
703 * The code after this point runs on many platforms,
704 * so forgive the slightly awkward and nonconforming
709 * Is this a device that supports enclosure services?
711 * It's a a pretty simple ruleset- if it is device type 0x0D (13), it's
712 * an SES device. If it happens to be an old UNISYS SEN device, we can
716 #define SAFTE_START 44
718 #define SAFTE_LEN SAFTE_END-SAFTE_START
721 ses_type(void *buf, int buflen)
723 unsigned char *iqd = buf;
725 if (buflen < 8+SEN_ID_LEN)
728 if ((iqd[0] & 0x1f) == T_ENCLOSURE) {
729 if (STRNCMP(&iqd[8], SEN_ID, SEN_ID_LEN) == 0) {
731 } else if ((iqd[2] & 0x7) > 2) {
734 return (SES_SES_SCSI2);
739 #ifdef SES_ENABLE_PASSTHROUGH
740 if ((iqd[6] & 0x40) && (iqd[2] & 0x7) >= 2) {
742 * PassThrough Device.
744 return (SES_SES_PASSTHROUGH);
749 * The comparison is short for a reason-
750 * some vendors were chopping it short.
753 if (buflen < SAFTE_END - 2) {
757 if (STRNCMP((char *)&iqd[SAFTE_START], "SAF-TE", SAFTE_LEN - 2) == 0) {
764 * SES Native Type Device Support
768 * SES Diagnostic Page Codes
774 #define SesStatusPage SesControlPage
777 #define SesStringIn SesStringOut
779 #define SesThresholdIn SesThresholdOut
781 #define SesArrayStatus SesArrayControl
782 SesElementDescriptor,
791 * Minimum amount of data, starting from byte 0, to have
794 #define SES_CFGHDR_MINLEN 12
797 * Minimum amount of data, starting from byte 0, to have
798 * the config header and one enclosure header.
800 #define SES_ENCHDR_MINLEN 48
803 * Take this value, subtract it from VEnclen and you know
804 * the length of the vendor unique bytes.
806 #define SES_ENCHDR_VMIN 36
809 * SES Data Structures
813 uint32_t GenCode; /* Generation Code */
814 uint8_t Nsubenc; /* Number of Subenclosures */
818 uint8_t Subencid; /* SubEnclosure Identifier */
819 uint8_t Ntypes; /* # of supported types */
820 uint8_t VEnclen; /* Enclosure Descriptor Length */
824 uint8_t encWWN[8]; /* XXX- Not Right Yet */
832 uint8_t enc_type; /* type of element */
833 uint8_t enc_maxelt; /* maximum supported */
834 uint8_t enc_subenc; /* in SubEnc # N */
835 uint8_t enc_tlen; /* Type Descriptor Text Length */
849 uint8_t ses_ntypes; /* total number of types supported */
852 * We need to keep a type index as well as an
853 * object index for each object in an enclosure.
855 struct typidx *ses_typidx;
858 * We also need to keep track of the number of elements
859 * per type of element. This is needed later so that we
860 * can find precisely in the returned status data the
861 * status for the Nth element of the Kth type.
863 uint8_t * ses_eltmap;
868 * (de)canonicalization defines
870 #define sbyte(x, byte) ((((uint32_t)(x)) >> (byte * 8)) & 0xff)
871 #define sbit(x, bit) (((uint32_t)(x)) << bit)
872 #define sset8(outp, idx, sval) (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
874 #define sset16(outp, idx, sval) \
875 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 1), \
876 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
879 #define sset24(outp, idx, sval) \
880 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 2), \
881 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 1), \
882 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
885 #define sset32(outp, idx, sval) \
886 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 3), \
887 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 2), \
888 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 1), \
889 (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
891 #define gbyte(x, byte) ((((uint32_t)(x)) & 0xff) << (byte * 8))
892 #define gbit(lv, in, idx, shft, mask) lv = ((in[idx] >> shft) & mask)
893 #define sget8(inp, idx, lval) lval = (((uint8_t *)(inp))[idx++])
894 #define gget8(inp, idx, lval) lval = (((uint8_t *)(inp))[idx])
896 #define sget16(inp, idx, lval) \
897 lval = gbyte((((uint8_t *)(inp))[idx]), 1) | \
898 (((uint8_t *)(inp))[idx+1]), idx += 2
900 #define gget16(inp, idx, lval) \
901 lval = gbyte((((uint8_t *)(inp))[idx]), 1) | \
902 (((uint8_t *)(inp))[idx+1])
904 #define sget24(inp, idx, lval) \
905 lval = gbyte((((uint8_t *)(inp))[idx]), 2) | \
906 gbyte((((uint8_t *)(inp))[idx+1]), 1) | \
907 (((uint8_t *)(inp))[idx+2]), idx += 3
909 #define gget24(inp, idx, lval) \
910 lval = gbyte((((uint8_t *)(inp))[idx]), 2) | \
911 gbyte((((uint8_t *)(inp))[idx+1]), 1) | \
912 (((uint8_t *)(inp))[idx+2])
914 #define sget32(inp, idx, lval) \
915 lval = gbyte((((uint8_t *)(inp))[idx]), 3) | \
916 gbyte((((uint8_t *)(inp))[idx+1]), 2) | \
917 gbyte((((uint8_t *)(inp))[idx+2]), 1) | \
918 (((uint8_t *)(inp))[idx+3]), idx += 4
920 #define gget32(inp, idx, lval) \
921 lval = gbyte((((uint8_t *)(inp))[idx]), 3) | \
922 gbyte((((uint8_t *)(inp))[idx+1]), 2) | \
923 gbyte((((uint8_t *)(inp))[idx+2]), 1) | \
924 (((uint8_t *)(inp))[idx+3])
927 #define CFLEN (256 + SES_ENCHDR_MINLEN)
930 * Routines specific && private to SES only
933 static int ses_getconfig(ses_softc_t *);
934 static int ses_getputstat(ses_softc_t *, int, SesComStat *, int, int);
935 static int ses_cfghdr(uint8_t *, int, SesCfgHdr *);
936 static int ses_enchdr(uint8_t *, int, uint8_t, SesEncHdr *);
937 static int ses_encdesc(uint8_t *, int, uint8_t, SesEncDesc *);
938 static int ses_getthdr(uint8_t *, int, int, SesThdr *);
939 static int ses_decode(char *, int, uint8_t *, int, int, SesComStat *);
940 static int ses_encode(char *, int, uint8_t *, int, int, SesComStat *);
943 ses_softc_init(ses_softc_t *ssc, int doinit)
947 if (ssc->ses_nobjects) {
948 SES_FREE(ssc->ses_objmap,
949 ssc->ses_nobjects * sizeof (encobj));
950 ssc->ses_objmap = NULL;
952 if ((cc = ssc->ses_private) != NULL) {
953 if (cc->ses_eltmap && cc->ses_ntypes) {
954 SES_FREE(cc->ses_eltmap, cc->ses_ntypes);
955 cc->ses_eltmap = NULL;
958 if (cc->ses_typidx && ssc->ses_nobjects) {
959 SES_FREE(cc->ses_typidx,
960 ssc->ses_nobjects * sizeof (struct typidx));
961 cc->ses_typidx = NULL;
963 SES_FREE(cc, sizeof (struct sscfg));
964 ssc->ses_private = NULL;
966 ssc->ses_nobjects = 0;
969 if (ssc->ses_private == NULL) {
970 ssc->ses_private = SES_MALLOC(sizeof (struct sscfg));
972 if (ssc->ses_private == NULL) {
975 ssc->ses_nobjects = 0;
976 ssc->ses_encstat = 0;
977 return (ses_getconfig(ssc));
981 ses_init_enc(ses_softc_t *ssc)
987 ses_get_encstat(ses_softc_t *ssc, int slpflag)
992 if ((status = ses_getputstat(ssc, -1, &ComStat, slpflag, 1)) != 0) {
995 ssc->ses_encstat = ComStat.comstatus | ENCI_SVALID;
1000 ses_set_encstat(ses_softc_t *ssc, uint8_t encstat, int slpflag)
1005 ComStat.comstatus = encstat & 0xf;
1006 if ((status = ses_getputstat(ssc, -1, &ComStat, slpflag, 0)) != 0) {
1009 ssc->ses_encstat = encstat & 0xf; /* note no SVALID set */
1014 ses_get_objstat(ses_softc_t *ssc, ses_objstat *obp, int slpflag)
1016 int i = (int)obp->obj_id;
1018 if (ssc->ses_objmap[i].svalid == 0) {
1020 int err = ses_getputstat(ssc, i, &ComStat, slpflag, 1);
1023 ssc->ses_objmap[i].encstat[0] = ComStat.comstatus;
1024 ssc->ses_objmap[i].encstat[1] = ComStat.comstat[0];
1025 ssc->ses_objmap[i].encstat[2] = ComStat.comstat[1];
1026 ssc->ses_objmap[i].encstat[3] = ComStat.comstat[2];
1027 ssc->ses_objmap[i].svalid = 1;
1029 obp->cstat[0] = ssc->ses_objmap[i].encstat[0];
1030 obp->cstat[1] = ssc->ses_objmap[i].encstat[1];
1031 obp->cstat[2] = ssc->ses_objmap[i].encstat[2];
1032 obp->cstat[3] = ssc->ses_objmap[i].encstat[3];
1037 ses_set_objstat(ses_softc_t *ssc, ses_objstat *obp, int slpflag)
1042 * If this is clear, we don't do diddly.
1044 if ((obp->cstat[0] & SESCTL_CSEL) == 0) {
1047 ComStat.comstatus = obp->cstat[0];
1048 ComStat.comstat[0] = obp->cstat[1];
1049 ComStat.comstat[1] = obp->cstat[2];
1050 ComStat.comstat[2] = obp->cstat[3];
1051 err = ses_getputstat(ssc, (int)obp->obj_id, &ComStat, slpflag, 0);
1052 ssc->ses_objmap[(int)obp->obj_id].svalid = 0;
1057 ses_getconfig(ses_softc_t *ssc)
1064 int err, amt, i, nobj, ntype, maxima;
1065 char storage[CFLEN], *sdata;
1066 static char cdb[6] = {
1067 RECEIVE_DIAGNOSTIC, 0x1, SesConfigPage, SCSZ >> 8, SCSZ & 0xff, 0
1070 cc = ssc->ses_private;
1075 sdata = SES_MALLOC(SCSZ);
1080 err = ses_runcmd(ssc, cdb, 6, sdata, &amt);
1082 SES_FREE(sdata, SCSZ);
1087 if (ses_cfghdr((uint8_t *) sdata, amt, &cf)) {
1088 SES_LOG(ssc, "Unable to parse SES Config Header\n");
1089 SES_FREE(sdata, SCSZ);
1092 if (amt < SES_ENCHDR_MINLEN) {
1093 SES_LOG(ssc, "runt enclosure length (%d)\n", amt);
1094 SES_FREE(sdata, SCSZ);
1098 SES_VLOG(ssc, "GenCode %x %d Subenclosures\n", cf.GenCode, cf.Nsubenc);
1101 * Now waltz through all the subenclosures toting up the
1102 * number of types available in each. For this, we only
1103 * really need the enclosure header. However, we get the
1104 * enclosure descriptor for debug purposes, as well
1105 * as self-consistency checking purposes.
1108 maxima = cf.Nsubenc + 1;
1109 cdp = (SesEncDesc *) storage;
1110 for (ntype = i = 0; i < maxima; i++) {
1111 MEMZERO((caddr_t)cdp, sizeof (*cdp));
1112 if (ses_enchdr((uint8_t *) sdata, amt, i, &hd)) {
1113 SES_LOG(ssc, "Cannot Extract Enclosure Header %d\n", i);
1114 SES_FREE(sdata, SCSZ);
1117 SES_VLOG(ssc, " SubEnclosure ID %d, %d Types With this ID, En"
1118 "closure Length %d\n", hd.Subencid, hd.Ntypes, hd.VEnclen);
1120 if (ses_encdesc((uint8_t *)sdata, amt, i, cdp)) {
1121 SES_LOG(ssc, "Can't get Enclosure Descriptor %d\n", i);
1122 SES_FREE(sdata, SCSZ);
1125 SES_VLOG(ssc, " WWN: %02x%02x%02x%02x%02x%02x%02x%02x\n",
1126 cdp->encWWN[0], cdp->encWWN[1], cdp->encWWN[2],
1127 cdp->encWWN[3], cdp->encWWN[4], cdp->encWWN[5],
1128 cdp->encWWN[6], cdp->encWWN[7]);
1133 * Now waltz through all the types that are available, getting
1134 * the type header so we can start adding up the number of
1135 * objects available.
1137 for (nobj = i = 0; i < ntype; i++) {
1138 if (ses_getthdr((uint8_t *)sdata, amt, i, &thdr)) {
1139 SES_LOG(ssc, "Can't get Enclosure Type Header %d\n", i);
1140 SES_FREE(sdata, SCSZ);
1143 SES_LOG(ssc, " Type Desc[%d]: Type 0x%x, MaxElt %d, In Subenc "
1144 "%d, Text Length %d\n", i, thdr.enc_type, thdr.enc_maxelt,
1145 thdr.enc_subenc, thdr.enc_tlen);
1146 nobj += thdr.enc_maxelt;
1151 * Now allocate the object array and type map.
1154 ssc->ses_objmap = SES_MALLOC(nobj * sizeof (encobj));
1155 cc->ses_typidx = SES_MALLOC(nobj * sizeof (struct typidx));
1156 cc->ses_eltmap = SES_MALLOC(ntype);
1158 if (ssc->ses_objmap == NULL || cc->ses_typidx == NULL ||
1159 cc->ses_eltmap == NULL) {
1160 if (ssc->ses_objmap) {
1161 SES_FREE(ssc->ses_objmap, (nobj * sizeof (encobj)));
1162 ssc->ses_objmap = NULL;
1164 if (cc->ses_typidx) {
1165 SES_FREE(cc->ses_typidx,
1166 (nobj * sizeof (struct typidx)));
1167 cc->ses_typidx = NULL;
1169 if (cc->ses_eltmap) {
1170 SES_FREE(cc->ses_eltmap, ntype);
1171 cc->ses_eltmap = NULL;
1173 SES_FREE(sdata, SCSZ);
1176 MEMZERO(ssc->ses_objmap, nobj * sizeof (encobj));
1177 MEMZERO(cc->ses_typidx, nobj * sizeof (struct typidx));
1178 MEMZERO(cc->ses_eltmap, ntype);
1179 cc->ses_ntypes = (uint8_t) ntype;
1180 ssc->ses_nobjects = nobj;
1183 * Now waltz through the # of types again to fill in the types
1184 * (and subenclosure ids) of the allocated objects.
1187 for (i = 0; i < ntype; i++) {
1189 if (ses_getthdr((uint8_t *)sdata, amt, i, &thdr)) {
1192 cc->ses_eltmap[i] = thdr.enc_maxelt;
1193 for (j = 0; j < thdr.enc_maxelt; j++) {
1194 cc->ses_typidx[nobj].ses_tidx = i;
1195 cc->ses_typidx[nobj].ses_oidx = j;
1196 ssc->ses_objmap[nobj].subenclosure = thdr.enc_subenc;
1197 ssc->ses_objmap[nobj++].enctype = thdr.enc_type;
1200 SES_FREE(sdata, SCSZ);
1205 ses_getputstat(ses_softc_t *ssc, int objid, SesComStat *sp, int slp, int in)
1208 int err, amt, bufsiz, tidx, oidx;
1209 char cdb[6], *sdata;
1211 cc = ssc->ses_private;
1217 * If we're just getting overall enclosure status,
1218 * we only need 2 bytes of data storage.
1220 * If we're getting anything else, we know how much
1221 * storage we need by noting that starting at offset
1222 * 8 in returned data, all object status bytes are 4
1223 * bytes long, and are stored in chunks of types(M)
1224 * and nth+1 instances of type M.
1229 bufsiz = (ssc->ses_nobjects * 4) + (cc->ses_ntypes * 4) + 8;
1231 sdata = SES_MALLOC(bufsiz);
1235 cdb[0] = RECEIVE_DIAGNOSTIC;
1237 cdb[2] = SesStatusPage;
1238 cdb[3] = bufsiz >> 8;
1239 cdb[4] = bufsiz & 0xff;
1242 err = ses_runcmd(ssc, cdb, 6, sdata, &amt);
1244 SES_FREE(sdata, bufsiz);
1253 tidx = cc->ses_typidx[objid].ses_tidx;
1254 oidx = cc->ses_typidx[objid].ses_oidx;
1257 if (ses_decode(sdata, amt, cc->ses_eltmap, tidx, oidx, sp)) {
1261 if (ses_encode(sdata, amt, cc->ses_eltmap, tidx, oidx, sp)) {
1264 cdb[0] = SEND_DIAGNOSTIC;
1267 cdb[3] = bufsiz >> 8;
1268 cdb[4] = bufsiz & 0xff;
1271 err = ses_runcmd(ssc, cdb, 6, sdata, &amt);
1274 SES_FREE(sdata, bufsiz);
1280 * Routines to parse returned SES data structures.
1281 * Architecture and compiler independent.
1285 ses_cfghdr(uint8_t *buffer, int buflen, SesCfgHdr *cfp)
1287 if (buflen < SES_CFGHDR_MINLEN) {
1290 gget8(buffer, 1, cfp->Nsubenc);
1291 gget32(buffer, 4, cfp->GenCode);
1296 ses_enchdr(uint8_t *buffer, int amt, uint8_t SubEncId, SesEncHdr *chp)
1299 for (s = 0; s < SubEncId; s++) {
1302 off += buffer[off+3] + 4;
1304 if (off + 3 > amt) {
1307 gget8(buffer, off+1, chp->Subencid);
1308 gget8(buffer, off+2, chp->Ntypes);
1309 gget8(buffer, off+3, chp->VEnclen);
1314 ses_encdesc(uint8_t *buffer, int amt, uint8_t SubEncId, SesEncDesc *cdp)
1316 int s, e, enclen, off = 8;
1317 for (s = 0; s < SubEncId; s++) {
1320 off += buffer[off+3] + 4;
1322 if (off + 3 > amt) {
1325 gget8(buffer, off+3, enclen);
1334 MEMCPY(cdp, &buffer[off], e - off);
1339 ses_getthdr(uint8_t *buffer, int amt, int nth, SesThdr *thp)
1343 if (amt < SES_CFGHDR_MINLEN) {
1346 for (s = 0; s < buffer[1]; s++) {
1349 off += buffer[off+3] + 4;
1351 if (off + 3 > amt) {
1354 off += buffer[off+3] + 4 + (nth * 4);
1355 if (amt < (off + 4))
1358 gget8(buffer, off++, thp->enc_type);
1359 gget8(buffer, off++, thp->enc_maxelt);
1360 gget8(buffer, off++, thp->enc_subenc);
1361 gget8(buffer, off, thp->enc_tlen);
1366 * This function needs a little explanation.
1368 * The arguments are:
1373 * These describes the raw input SES status data and length.
1377 * This is a map of the number of types for each element type
1382 * This is the element type being sought. If elt is -1,
1383 * then overall enclosure status is being sought.
1387 * This is the ordinal Mth element of type elt being sought.
1391 * This is the output area to store the status for
1392 * the Mth element of type Elt.
1396 ses_decode(char *b, int amt, uint8_t *ep, int elt, int elm, SesComStat *sp)
1401 * If it's overall enclosure status being sought, get that.
1402 * We need at least 2 bytes of status data to get that.
1407 gget8(b, 1, sp->comstatus);
1415 * Check to make sure that the Mth element is legal for type Elt.
1422 * Starting at offset 8, start skipping over the storage
1423 * for the element types we're not interested in.
1425 for (idx = 8, i = 0; i < elt; i++) {
1426 idx += ((ep[i] + 1) * 4);
1430 * Skip over Overall status for this element type.
1435 * And skip to the index for the Mth element that we're going for.
1440 * Make sure we haven't overflowed the buffer.
1446 * Retrieve the status.
1448 gget8(b, idx++, sp->comstatus);
1449 gget8(b, idx++, sp->comstat[0]);
1450 gget8(b, idx++, sp->comstat[1]);
1451 gget8(b, idx++, sp->comstat[2]);
1453 PRINTF("Get Elt 0x%x Elm 0x%x (idx %d)\n", elt, elm, idx-4);
1459 * This is the mirror function to ses_decode, but we set the 'select'
1460 * bit for the object which we're interested in. All other objects,
1461 * after a status fetch, should have that bit off. Hmm. It'd be easy
1462 * enough to ensure this, so we will.
1466 ses_encode(char *b, int amt, uint8_t *ep, int elt, int elm, SesComStat *sp)
1471 * If it's overall enclosure status being sought, get that.
1472 * We need at least 2 bytes of status data to get that.
1479 sset8(b, i, sp->comstatus & 0xf);
1481 PRINTF("set EncStat %x\n", sp->comstatus);
1487 * Check to make sure that the Mth element is legal for type Elt.
1494 * Starting at offset 8, start skipping over the storage
1495 * for the element types we're not interested in.
1497 for (idx = 8, i = 0; i < elt; i++) {
1498 idx += ((ep[i] + 1) * 4);
1502 * Skip over Overall status for this element type.
1507 * And skip to the index for the Mth element that we're going for.
1512 * Make sure we haven't overflowed the buffer.
1520 sset8(b, idx, sp->comstatus);
1521 sset8(b, idx, sp->comstat[0]);
1522 sset8(b, idx, sp->comstat[1]);
1523 sset8(b, idx, sp->comstat[2]);
1527 PRINTF("Set Elt 0x%x Elm 0x%x (idx %d) with %x %x %x %x\n",
1528 elt, elm, idx, sp->comstatus, sp->comstat[0],
1529 sp->comstat[1], sp->comstat[2]);
1533 * Now make sure all other 'Select' bits are off.
1535 for (i = 8; i < amt; i += 4) {
1540 * And make sure the INVOP bit is clear.
1548 * SAF-TE Type Device Emulation
1551 static int safte_getconfig(ses_softc_t *);
1552 static int safte_rdstat(ses_softc_t *, int);;
1553 static int set_objstat_sel(ses_softc_t *, ses_objstat *, int);
1554 static int wrbuf16(ses_softc_t *, uint8_t, uint8_t, uint8_t, uint8_t, int);
1555 static void wrslot_stat(ses_softc_t *, int);
1556 static int perf_slotop(ses_softc_t *, uint8_t, uint8_t, int);
1558 #define ALL_ENC_STAT (SES_ENCSTAT_CRITICAL | SES_ENCSTAT_UNRECOV | \
1559 SES_ENCSTAT_NONCRITICAL | SES_ENCSTAT_INFO)
1561 * SAF-TE specific defines- Mandatory ones only...
1565 * READ BUFFER ('get' commands) IDs- placed in offset 2 of cdb
1567 #define SAFTE_RD_RDCFG 0x00 /* read enclosure configuration */
1568 #define SAFTE_RD_RDESTS 0x01 /* read enclosure status */
1569 #define SAFTE_RD_RDDSTS 0x04 /* read drive slot status */
1572 * WRITE BUFFER ('set' commands) IDs- placed in offset 0 of databuf
1574 #define SAFTE_WT_DSTAT 0x10 /* write device slot status */
1575 #define SAFTE_WT_SLTOP 0x12 /* perform slot operation */
1576 #define SAFTE_WT_FANSPD 0x13 /* set fan speed */
1577 #define SAFTE_WT_ACTPWS 0x14 /* turn on/off power supply */
1578 #define SAFTE_WT_GLOBAL 0x15 /* send global command */
1581 #define SAFT_SCRATCH 64
1582 #define NPSEUDO_THERM 16
1583 #define NPSEUDO_ALARM 1
1586 * Cached Configuration
1588 uint8_t Nfans; /* Number of Fans */
1589 uint8_t Npwr; /* Number of Power Supplies */
1590 uint8_t Nslots; /* Number of Device Slots */
1591 uint8_t DoorLock; /* Door Lock Installed */
1592 uint8_t Ntherm; /* Number of Temperature Sensors */
1593 uint8_t Nspkrs; /* Number of Speakers */
1594 uint8_t Nalarm; /* Number of Alarms (at least one) */
1596 * Cached Flag Bytes for Global Status
1601 * What object index ID is where various slots start.
1605 #define SAFT_ALARM_OFFSET(cc) (cc)->slotoff - 1
1608 #define SAFT_FLG1_ALARM 0x1
1609 #define SAFT_FLG1_GLOBFAIL 0x2
1610 #define SAFT_FLG1_GLOBWARN 0x4
1611 #define SAFT_FLG1_ENCPWROFF 0x8
1612 #define SAFT_FLG1_ENCFANFAIL 0x10
1613 #define SAFT_FLG1_ENCPWRFAIL 0x20
1614 #define SAFT_FLG1_ENCDRVFAIL 0x40
1615 #define SAFT_FLG1_ENCDRVWARN 0x80
1617 #define SAFT_FLG2_LOCKDOOR 0x4
1618 #define SAFT_PRIVATE sizeof (struct scfg)
1620 static char *safte_2little = "Too Little Data Returned (%d) at line %d\n";
1621 #define SAFT_BAIL(r, x, k, l) \
1623 SES_LOG(ssc, safte_2little, x, __LINE__);\
1624 SES_FREE((k), (l)); \
1630 safte_softc_init(ses_softc_t *ssc, int doinit)
1636 if (ssc->ses_nobjects) {
1637 if (ssc->ses_objmap) {
1638 SES_FREE(ssc->ses_objmap,
1639 ssc->ses_nobjects * sizeof (encobj));
1640 ssc->ses_objmap = NULL;
1642 ssc->ses_nobjects = 0;
1644 if (ssc->ses_private) {
1645 SES_FREE(ssc->ses_private, SAFT_PRIVATE);
1646 ssc->ses_private = NULL;
1651 if (ssc->ses_private == NULL) {
1652 ssc->ses_private = SES_MALLOC(SAFT_PRIVATE);
1653 if (ssc->ses_private == NULL) {
1656 MEMZERO(ssc->ses_private, SAFT_PRIVATE);
1659 ssc->ses_nobjects = 0;
1660 ssc->ses_encstat = 0;
1662 if ((err = safte_getconfig(ssc)) != 0) {
1667 * The number of objects here, as well as that reported by the
1668 * READ_BUFFER/GET_CONFIG call, are the over-temperature flags (15)
1669 * that get reported during READ_BUFFER/READ_ENC_STATUS.
1671 cc = ssc->ses_private;
1672 ssc->ses_nobjects = cc->Nfans + cc->Npwr + cc->Nslots + cc->DoorLock +
1673 cc->Ntherm + cc->Nspkrs + NPSEUDO_THERM + NPSEUDO_ALARM;
1674 ssc->ses_objmap = (encobj *)
1675 SES_MALLOC(ssc->ses_nobjects * sizeof (encobj));
1676 if (ssc->ses_objmap == NULL) {
1679 MEMZERO(ssc->ses_objmap, ssc->ses_nobjects * sizeof (encobj));
1683 * Note that this is all arranged for the convenience
1684 * in later fetches of status.
1686 for (i = 0; i < cc->Nfans; i++)
1687 ssc->ses_objmap[r++].enctype = SESTYP_FAN;
1688 cc->pwroff = (uint8_t) r;
1689 for (i = 0; i < cc->Npwr; i++)
1690 ssc->ses_objmap[r++].enctype = SESTYP_POWER;
1691 for (i = 0; i < cc->DoorLock; i++)
1692 ssc->ses_objmap[r++].enctype = SESTYP_DOORLOCK;
1693 for (i = 0; i < cc->Nspkrs; i++)
1694 ssc->ses_objmap[r++].enctype = SESTYP_ALARM;
1695 for (i = 0; i < cc->Ntherm; i++)
1696 ssc->ses_objmap[r++].enctype = SESTYP_THERM;
1697 for (i = 0; i < NPSEUDO_THERM; i++)
1698 ssc->ses_objmap[r++].enctype = SESTYP_THERM;
1699 ssc->ses_objmap[r++].enctype = SESTYP_ALARM;
1700 cc->slotoff = (uint8_t) r;
1701 for (i = 0; i < cc->Nslots; i++)
1702 ssc->ses_objmap[r++].enctype = SESTYP_DEVICE;
1707 safte_init_enc(ses_softc_t *ssc)
1710 static char cdb0[6] = { SEND_DIAGNOSTIC };
1712 err = ses_runcmd(ssc, cdb0, 6, NULL, 0);
1717 err = wrbuf16(ssc, SAFTE_WT_GLOBAL, 0, 0, 0, 1);
1722 safte_get_encstat(ses_softc_t *ssc, int slpflg)
1724 return (safte_rdstat(ssc, slpflg));
1728 safte_set_encstat(ses_softc_t *ssc, uint8_t encstat, int slpflg)
1730 struct scfg *cc = ssc->ses_private;
1734 * Since SAF-TE devices aren't necessarily sticky in terms
1735 * of state, make our soft copy of enclosure status 'sticky'-
1736 * that is, things set in enclosure status stay set (as implied
1737 * by conditions set in reading object status) until cleared.
1739 ssc->ses_encstat &= ~ALL_ENC_STAT;
1740 ssc->ses_encstat |= (encstat & ALL_ENC_STAT);
1741 ssc->ses_encstat |= ENCI_SVALID;
1742 cc->flag1 &= ~(SAFT_FLG1_ALARM|SAFT_FLG1_GLOBFAIL|SAFT_FLG1_GLOBWARN);
1743 if ((encstat & (SES_ENCSTAT_CRITICAL|SES_ENCSTAT_UNRECOV)) != 0) {
1744 cc->flag1 |= SAFT_FLG1_ALARM|SAFT_FLG1_GLOBFAIL;
1745 } else if ((encstat & SES_ENCSTAT_NONCRITICAL) != 0) {
1746 cc->flag1 |= SAFT_FLG1_GLOBWARN;
1748 return (wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1, cc->flag2, 0, slpflg));
1752 safte_get_objstat(ses_softc_t *ssc, ses_objstat *obp, int slpflg)
1754 int i = (int)obp->obj_id;
1756 if ((ssc->ses_encstat & ENCI_SVALID) == 0 ||
1757 (ssc->ses_objmap[i].svalid) == 0) {
1758 int err = safte_rdstat(ssc, slpflg);
1762 obp->cstat[0] = ssc->ses_objmap[i].encstat[0];
1763 obp->cstat[1] = ssc->ses_objmap[i].encstat[1];
1764 obp->cstat[2] = ssc->ses_objmap[i].encstat[2];
1765 obp->cstat[3] = ssc->ses_objmap[i].encstat[3];
1771 safte_set_objstat(ses_softc_t *ssc, ses_objstat *obp, int slp)
1778 SES_DLOG(ssc, "safte_set_objstat(%d): %x %x %x %x\n",
1779 (int)obp->obj_id, obp->cstat[0], obp->cstat[1], obp->cstat[2],
1783 * If this is clear, we don't do diddly.
1785 if ((obp->cstat[0] & SESCTL_CSEL) == 0) {
1791 * Check to see if the common bits are set and do them first.
1793 if (obp->cstat[0] & ~SESCTL_CSEL) {
1794 err = set_objstat_sel(ssc, obp, slp);
1799 cc = ssc->ses_private;
1803 idx = (int)obp->obj_id;
1804 ep = &ssc->ses_objmap[idx];
1806 switch (ep->enctype) {
1811 * XXX: I should probably cache the previous state
1812 * XXX: of SESCTL_DEVOFF so that when it goes from
1813 * XXX: true to false I can then set PREPARE FOR OPERATION
1814 * XXX: flag in PERFORM SLOT OPERATION write buffer command.
1816 if (obp->cstat[2] & (SESCTL_RQSINS|SESCTL_RQSRMV)) {
1819 if (obp->cstat[2] & SESCTL_RQSID) {
1822 err = perf_slotop(ssc, (uint8_t) idx - (uint8_t) cc->slotoff,
1826 if (obp->cstat[3] & SESCTL_RQSFLT) {
1831 if (ep->priv & 0xc6) {
1834 ep->priv |= 0x1; /* no errors */
1836 wrslot_stat(ssc, slp);
1840 if (obp->cstat[3] & SESCTL_RQSTFAIL) {
1841 cc->flag1 |= SAFT_FLG1_ENCPWRFAIL;
1843 cc->flag1 &= ~SAFT_FLG1_ENCPWRFAIL;
1845 err = wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
1849 if (obp->cstat[3] & SESCTL_RQSTON) {
1850 (void) wrbuf16(ssc, SAFTE_WT_ACTPWS,
1851 idx - cc->pwroff, 0, 0, slp);
1853 (void) wrbuf16(ssc, SAFTE_WT_ACTPWS,
1854 idx - cc->pwroff, 0, 1, slp);
1858 if (obp->cstat[3] & SESCTL_RQSTFAIL) {
1859 cc->flag1 |= SAFT_FLG1_ENCFANFAIL;
1861 cc->flag1 &= ~SAFT_FLG1_ENCFANFAIL;
1863 err = wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
1867 if (obp->cstat[3] & SESCTL_RQSTON) {
1869 if ((obp->cstat[3] & 0x7) == 7) {
1871 } else if ((obp->cstat[3] & 0x7) == 6) {
1873 } else if ((obp->cstat[3] & 0x7) == 4) {
1878 (void) wrbuf16(ssc, SAFTE_WT_FANSPD, idx, fsp, 0, slp);
1880 (void) wrbuf16(ssc, SAFTE_WT_FANSPD, idx, 0, 0, slp);
1883 case SESTYP_DOORLOCK:
1884 if (obp->cstat[3] & 0x1) {
1885 cc->flag2 &= ~SAFT_FLG2_LOCKDOOR;
1887 cc->flag2 |= SAFT_FLG2_LOCKDOOR;
1889 (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
1894 * On all nonzero but the 'muted' bit, we turn on the alarm,
1896 obp->cstat[3] &= ~0xa;
1897 if (obp->cstat[3] & 0x40) {
1898 cc->flag2 &= ~SAFT_FLG1_ALARM;
1899 } else if (obp->cstat[3] != 0) {
1900 cc->flag2 |= SAFT_FLG1_ALARM;
1902 cc->flag2 &= ~SAFT_FLG1_ALARM;
1904 ep->priv = obp->cstat[3];
1905 (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
1916 safte_getconfig(ses_softc_t *ssc)
1921 static char cdb[10] =
1922 { READ_BUFFER, 1, SAFTE_RD_RDCFG, 0, 0, 0, 0, 0, SAFT_SCRATCH, 0 };
1924 cfg = ssc->ses_private;
1928 sdata = SES_MALLOC(SAFT_SCRATCH);
1933 err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
1935 SES_FREE(sdata, SAFT_SCRATCH);
1938 amt = SAFT_SCRATCH - amt;
1940 SES_LOG(ssc, "too little data (%d) for configuration\n", amt);
1941 SES_FREE(sdata, SAFT_SCRATCH);
1944 SES_VLOG(ssc, "Nfans %d Npwr %d Nslots %d Lck %d Ntherm %d Nspkrs %d\n",
1945 sdata[0], sdata[1], sdata[2], sdata[3], sdata[4], sdata[5]);
1946 cfg->Nfans = sdata[0];
1947 cfg->Npwr = sdata[1];
1948 cfg->Nslots = sdata[2];
1949 cfg->DoorLock = sdata[3];
1950 cfg->Ntherm = sdata[4];
1951 cfg->Nspkrs = sdata[5];
1952 cfg->Nalarm = NPSEUDO_ALARM;
1953 SES_FREE(sdata, SAFT_SCRATCH);
1958 safte_rdstat(ses_softc_t *ssc, int slpflg)
1960 int err, oid, r, i, hiwater, nitems, amt;
1963 uint8_t status, oencstat;
1964 char *sdata, cdb[10];
1965 struct scfg *cc = ssc->ses_private;
1969 * The number of objects overstates things a bit,
1970 * both for the bogus 'thermometer' entries and
1971 * the drive status (which isn't read at the same
1972 * time as the enclosure status), but that's okay.
1974 buflen = 4 * cc->Nslots;
1975 if (ssc->ses_nobjects > buflen)
1976 buflen = ssc->ses_nobjects;
1977 sdata = SES_MALLOC(buflen);
1981 cdb[0] = READ_BUFFER;
1983 cdb[2] = SAFTE_RD_RDESTS;
1988 cdb[7] = (buflen >> 8) & 0xff;
1989 cdb[8] = buflen & 0xff;
1992 err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
1994 SES_FREE(sdata, buflen);
1997 hiwater = buflen - amt;
2001 * invalidate all status bits.
2003 for (i = 0; i < ssc->ses_nobjects; i++)
2004 ssc->ses_objmap[i].svalid = 0;
2005 oencstat = ssc->ses_encstat & ALL_ENC_STAT;
2006 ssc->ses_encstat = 0;
2010 * Now parse returned buffer.
2011 * If we didn't get enough data back,
2012 * that's considered a fatal error.
2016 for (nitems = i = 0; i < cc->Nfans; i++) {
2017 SAFT_BAIL(r, hiwater, sdata, buflen);
2019 * 0 = Fan Operational
2020 * 1 = Fan is malfunctioning
2021 * 2 = Fan is not present
2022 * 0x80 = Unknown or Not Reportable Status
2024 ssc->ses_objmap[oid].encstat[1] = 0; /* resvd */
2025 ssc->ses_objmap[oid].encstat[2] = 0; /* resvd */
2026 switch ((int)(uint8_t)sdata[r]) {
2029 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2031 * We could get fancier and cache
2032 * fan speeds that we have set, but
2033 * that isn't done now.
2035 ssc->ses_objmap[oid].encstat[3] = 7;
2039 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_CRIT;
2041 * FAIL and FAN STOPPED synthesized
2043 ssc->ses_objmap[oid].encstat[3] = 0x40;
2045 * Enclosure marked with CRITICAL error
2046 * if only one fan or no thermometers,
2047 * else the NONCRITICAL error is set.
2049 if (cc->Nfans == 1 || cc->Ntherm == 0)
2050 ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
2052 ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
2055 ssc->ses_objmap[oid].encstat[0] =
2056 SES_OBJSTAT_NOTINSTALLED;
2057 ssc->ses_objmap[oid].encstat[3] = 0;
2059 * Enclosure marked with CRITICAL error
2060 * if only one fan or no thermometers,
2061 * else the NONCRITICAL error is set.
2064 ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
2066 ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
2069 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
2070 ssc->ses_objmap[oid].encstat[3] = 0;
2071 ssc->ses_encstat |= SES_ENCSTAT_INFO;
2074 ssc->ses_objmap[oid].encstat[0] =
2075 SES_OBJSTAT_UNSUPPORTED;
2076 SES_LOG(ssc, "Unknown fan%d status 0x%x\n", i,
2080 ssc->ses_objmap[oid++].svalid = 1;
2085 * No matter how you cut it, no cooling elements when there
2086 * should be some there is critical.
2088 if (cc->Nfans && nitems == 0) {
2089 ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
2093 for (i = 0; i < cc->Npwr; i++) {
2094 SAFT_BAIL(r, hiwater, sdata, buflen);
2095 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
2096 ssc->ses_objmap[oid].encstat[1] = 0; /* resvd */
2097 ssc->ses_objmap[oid].encstat[2] = 0; /* resvd */
2098 ssc->ses_objmap[oid].encstat[3] = 0x20; /* requested on */
2099 switch ((uint8_t)sdata[r]) {
2100 case 0x00: /* pws operational and on */
2101 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2103 case 0x01: /* pws operational and off */
2104 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2105 ssc->ses_objmap[oid].encstat[3] = 0x10;
2106 ssc->ses_encstat |= SES_ENCSTAT_INFO;
2108 case 0x10: /* pws is malfunctioning and commanded on */
2109 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_CRIT;
2110 ssc->ses_objmap[oid].encstat[3] = 0x61;
2111 ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
2114 case 0x11: /* pws is malfunctioning and commanded off */
2115 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_NONCRIT;
2116 ssc->ses_objmap[oid].encstat[3] = 0x51;
2117 ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
2119 case 0x20: /* pws is not present */
2120 ssc->ses_objmap[oid].encstat[0] =
2121 SES_OBJSTAT_NOTINSTALLED;
2122 ssc->ses_objmap[oid].encstat[3] = 0;
2123 ssc->ses_encstat |= SES_ENCSTAT_INFO;
2125 case 0x21: /* pws is present */
2127 * This is for enclosures that cannot tell whether the
2128 * device is on or malfunctioning, but know that it is
2129 * present. Just fall through.
2132 case 0x80: /* Unknown or Not Reportable Status */
2133 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
2134 ssc->ses_objmap[oid].encstat[3] = 0;
2135 ssc->ses_encstat |= SES_ENCSTAT_INFO;
2138 SES_LOG(ssc, "unknown power supply %d status (0x%x)\n",
2139 i, sdata[r] & 0xff);
2142 ssc->ses_objmap[oid++].svalid = 1;
2147 * Skip over Slot SCSI IDs
2152 * We always have doorlock status, no matter what,
2153 * but we only save the status if we have one.
2155 SAFT_BAIL(r, hiwater, sdata, buflen);
2159 * 1 = Door Unlocked, or no Lock Installed
2160 * 0x80 = Unknown or Not Reportable Status
2162 ssc->ses_objmap[oid].encstat[1] = 0;
2163 ssc->ses_objmap[oid].encstat[2] = 0;
2164 switch ((uint8_t)sdata[r]) {
2166 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2167 ssc->ses_objmap[oid].encstat[3] = 0;
2170 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2171 ssc->ses_objmap[oid].encstat[3] = 1;
2174 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
2175 ssc->ses_objmap[oid].encstat[3] = 0;
2176 ssc->ses_encstat |= SES_ENCSTAT_INFO;
2179 ssc->ses_objmap[oid].encstat[0] =
2180 SES_OBJSTAT_UNSUPPORTED;
2181 SES_LOG(ssc, "unknown lock status 0x%x\n",
2185 ssc->ses_objmap[oid++].svalid = 1;
2190 * We always have speaker status, no matter what,
2191 * but we only save the status if we have one.
2193 SAFT_BAIL(r, hiwater, sdata, buflen);
2195 ssc->ses_objmap[oid].encstat[1] = 0;
2196 ssc->ses_objmap[oid].encstat[2] = 0;
2197 if (sdata[r] == 1) {
2199 * We need to cache tone urgency indicators.
2202 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_NONCRIT;
2203 ssc->ses_objmap[oid].encstat[3] = 0x8;
2204 ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
2205 } else if (sdata[r] == 0) {
2206 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2207 ssc->ses_objmap[oid].encstat[3] = 0;
2209 ssc->ses_objmap[oid].encstat[0] =
2210 SES_OBJSTAT_UNSUPPORTED;
2211 ssc->ses_objmap[oid].encstat[3] = 0;
2212 SES_LOG(ssc, "unknown spkr status 0x%x\n",
2215 ssc->ses_objmap[oid++].svalid = 1;
2219 for (i = 0; i < cc->Ntherm; i++) {
2220 SAFT_BAIL(r, hiwater, sdata, buflen);
2222 * Status is a range from -10 to 245 deg Celsius,
2223 * which we need to normalize to -20 to -245 according
2224 * to the latest SCSI spec, which makes little
2225 * sense since this would overflow an 8bit value.
2226 * Well, still, the base normalization is -20,
2227 * not -10, so we have to adjust.
2229 * So what's over and under temperature?
2230 * Hmm- we'll state that 'normal' operating
2231 * is 10 to 40 deg Celsius.
2235 * Actually.... All of the units that people out in the world
2236 * seem to have do not come even close to setting a value that
2237 * complies with this spec.
2239 * The closest explanation I could find was in an
2240 * LSI-Logic manual, which seemed to indicate that
2241 * this value would be set by whatever the I2C code
2242 * would interpolate from the output of an LM75
2243 * temperature sensor.
2245 * This means that it is impossible to use the actual
2246 * numeric value to predict anything. But we don't want
2247 * to lose the value. So, we'll propagate the *uncorrected*
2248 * value and set SES_OBJSTAT_NOTAVAIL. We'll depend on the
2249 * temperature flags for warnings.
2251 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_NOTAVAIL;
2252 ssc->ses_objmap[oid].encstat[1] = 0;
2253 ssc->ses_objmap[oid].encstat[2] = sdata[r];
2254 ssc->ses_objmap[oid].encstat[3] = 0;;
2255 ssc->ses_objmap[oid++].svalid = 1;
2260 * Now, for "pseudo" thermometers, we have two bytes
2261 * of information in enclosure status- 16 bits. Actually,
2262 * the MSB is a single TEMP ALERT flag indicating whether
2263 * any other bits are set, but, thanks to fuzzy thinking,
2264 * in the SAF-TE spec, this can also be set even if no
2265 * other bits are set, thus making this really another
2266 * binary temperature sensor.
2269 SAFT_BAIL(r, hiwater, sdata, buflen);
2270 tempflags = sdata[r++];
2271 SAFT_BAIL(r, hiwater, sdata, buflen);
2272 tempflags |= (tempflags << 8) | sdata[r++];
2274 for (i = 0; i < NPSEUDO_THERM; i++) {
2275 ssc->ses_objmap[oid].encstat[1] = 0;
2276 if (tempflags & (1 << (NPSEUDO_THERM - i - 1))) {
2277 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_CRIT;
2278 ssc->ses_objmap[4].encstat[2] = 0xff;
2280 * Set 'over temperature' failure.
2282 ssc->ses_objmap[oid].encstat[3] = 8;
2283 ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
2286 * We used to say 'not available' and synthesize a
2287 * nominal 30 deg (C)- that was wrong. Actually,
2288 * Just say 'OK', and use the reserved value of
2291 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2292 ssc->ses_objmap[oid].encstat[2] = 0;
2293 ssc->ses_objmap[oid].encstat[3] = 0;
2295 ssc->ses_objmap[oid++].svalid = 1;
2301 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2302 ssc->ses_objmap[oid].encstat[3] = ssc->ses_objmap[oid].priv;
2303 ssc->ses_objmap[oid++].svalid = 1;
2306 * Now get drive slot status
2308 cdb[2] = SAFTE_RD_RDDSTS;
2310 err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
2312 SES_FREE(sdata, buflen);
2315 hiwater = buflen - amt;
2316 for (r = i = 0; i < cc->Nslots; i++, r += 4) {
2317 SAFT_BAIL(r+3, hiwater, sdata, buflen);
2318 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNSUPPORTED;
2319 ssc->ses_objmap[oid].encstat[1] = (uint8_t) i;
2320 ssc->ses_objmap[oid].encstat[2] = 0;
2321 ssc->ses_objmap[oid].encstat[3] = 0;
2322 status = sdata[r+3];
2323 if ((status & 0x1) == 0) { /* no device */
2324 ssc->ses_objmap[oid].encstat[0] =
2325 SES_OBJSTAT_NOTINSTALLED;
2327 ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
2330 ssc->ses_objmap[oid].encstat[2] = 0x8;
2332 if ((status & 0x4) == 0) {
2333 ssc->ses_objmap[oid].encstat[3] = 0x10;
2335 ssc->ses_objmap[oid++].svalid = 1;
2337 /* see comment below about sticky enclosure status */
2338 ssc->ses_encstat |= ENCI_SVALID | oencstat;
2339 SES_FREE(sdata, buflen);
2344 set_objstat_sel(ses_softc_t *ssc, ses_objstat *obp, int slp)
2348 struct scfg *cc = ssc->ses_private;
2353 idx = (int)obp->obj_id;
2354 ep = &ssc->ses_objmap[idx];
2356 switch (ep->enctype) {
2358 if (obp->cstat[0] & SESCTL_PRDFAIL) {
2361 /* SESCTL_RSTSWAP has no correspondence in SAF-TE */
2362 if (obp->cstat[0] & SESCTL_DISABLE) {
2365 * Hmm. Try to set the 'No Drive' flag.
2366 * Maybe that will count as a 'disable'.
2369 if (ep->priv & 0xc6) {
2372 ep->priv |= 0x1; /* no errors */
2374 wrslot_stat(ssc, slp);
2378 * Okay- the only one that makes sense here is to
2379 * do the 'disable' for a power supply.
2381 if (obp->cstat[0] & SESCTL_DISABLE) {
2382 (void) wrbuf16(ssc, SAFTE_WT_ACTPWS,
2383 idx - cc->pwroff, 0, 0, slp);
2388 * Okay- the only one that makes sense here is to
2389 * set fan speed to zero on disable.
2391 if (obp->cstat[0] & SESCTL_DISABLE) {
2392 /* remember- fans are the first items, so idx works */
2393 (void) wrbuf16(ssc, SAFTE_WT_FANSPD, idx, 0, 0, slp);
2396 case SESTYP_DOORLOCK:
2398 * Well, we can 'disable' the lock.
2400 if (obp->cstat[0] & SESCTL_DISABLE) {
2401 cc->flag2 &= ~SAFT_FLG2_LOCKDOOR;
2402 (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
2408 * Well, we can 'disable' the alarm.
2410 if (obp->cstat[0] & SESCTL_DISABLE) {
2411 cc->flag2 &= ~SAFT_FLG1_ALARM;
2412 ep->priv |= 0x40; /* Muted */
2413 (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
2425 * This function handles all of the 16 byte WRITE BUFFER commands.
2428 wrbuf16(ses_softc_t *ssc, uint8_t op, uint8_t b1, uint8_t b2,
2429 uint8_t b3, int slp)
2433 struct scfg *cc = ssc->ses_private;
2434 static char cdb[10] = { WRITE_BUFFER, 1, 0, 0, 0, 0, 0, 0, 16, 0 };
2439 sdata = SES_MALLOC(16);
2443 SES_DLOG(ssc, "saf_wrbuf16 %x %x %x %x\n", op, b1, b2, b3);
2449 MEMZERO(&sdata[4], 12);
2451 err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
2452 SES_FREE(sdata, 16);
2457 * This function updates the status byte for the device slot described.
2459 * Since this is an optional SAF-TE command, there's no point in
2460 * returning an error.
2463 wrslot_stat(ses_softc_t *ssc, int slp)
2467 char cdb[10], *sdata;
2468 struct scfg *cc = ssc->ses_private;
2473 SES_DLOG(ssc, "saf_wrslot\n");
2474 cdb[0] = WRITE_BUFFER;
2482 cdb[8] = cc->Nslots * 3 + 1;
2485 sdata = SES_MALLOC(cc->Nslots * 3 + 1);
2488 MEMZERO(sdata, cc->Nslots * 3 + 1);
2490 sdata[0] = SAFTE_WT_DSTAT;
2491 for (i = 0; i < cc->Nslots; i++) {
2492 ep = &ssc->ses_objmap[cc->slotoff + i];
2493 SES_DLOG(ssc, "saf_wrslot %d <- %x\n", i, ep->priv & 0xff);
2494 sdata[1 + (3 * i)] = ep->priv & 0xff;
2496 amt = -(cc->Nslots * 3 + 1);
2497 (void) ses_runcmd(ssc, cdb, 10, sdata, &amt);
2498 SES_FREE(sdata, cc->Nslots * 3 + 1);
2502 * This function issues the "PERFORM SLOT OPERATION" command.
2505 perf_slotop(ses_softc_t *ssc, uint8_t slot, uint8_t opflag, int slp)
2509 struct scfg *cc = ssc->ses_private;
2510 static char cdb[10] =
2511 { WRITE_BUFFER, 1, 0, 0, 0, 0, 0, 0, SAFT_SCRATCH, 0 };
2516 sdata = SES_MALLOC(SAFT_SCRATCH);
2519 MEMZERO(sdata, SAFT_SCRATCH);
2521 sdata[0] = SAFTE_WT_SLTOP;
2524 SES_DLOG(ssc, "saf_slotop slot %d op %x\n", slot, opflag);
2525 amt = -SAFT_SCRATCH;
2526 err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
2527 SES_FREE(sdata, SAFT_SCRATCH);