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-rw-r--r--sys/cam/scsi/scsi_ses.c2533
1 files changed, 0 insertions, 2533 deletions
diff --git a/sys/cam/scsi/scsi_ses.c b/sys/cam/scsi/scsi_ses.c
deleted file mode 100644
index 586e996..0000000
--- a/sys/cam/scsi/scsi_ses.c
+++ /dev/null
@@ -1,2533 +0,0 @@
-/*-
- * Copyright (c) 2000 Matthew Jacob
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions, and the following disclaimer,
- * without modification, immediately at the beginning of the file.
- * 2. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
-#include <sys/types.h>
-#include <sys/malloc.h>
-#include <sys/fcntl.h>
-#include <sys/conf.h>
-#include <sys/errno.h>
-#include <machine/stdarg.h>
-
-#include <cam/cam.h>
-#include <cam/cam_ccb.h>
-#include <cam/cam_periph.h>
-#include <cam/cam_xpt_periph.h>
-#include <cam/cam_debug.h>
-#include <cam/cam_sim.h>
-
-#include <cam/scsi/scsi_all.h>
-#include <cam/scsi/scsi_message.h>
-#include <sys/ioccom.h>
-#include <cam/scsi/scsi_ses.h>
-
-#include <opt_ses.h>
-
-static MALLOC_DEFINE(M_SCSISES, "SCSI SES", "SCSI SES buffers");
-
-/*
- * Platform Independent Driver Internal Definitions for SES devices.
- */
-typedef enum {
- SES_NONE,
- SES_SES_SCSI2,
- SES_SES,
- SES_SES_PASSTHROUGH,
- SES_SEN,
- SES_SAFT
-} enctyp;
-
-struct ses_softc;
-typedef struct ses_softc ses_softc_t;
-typedef struct {
- int (*softc_init)(ses_softc_t *, int);
- int (*init_enc)(ses_softc_t *);
- int (*get_encstat)(ses_softc_t *, int);
- int (*set_encstat)(ses_softc_t *, ses_encstat, int);
- int (*get_objstat)(ses_softc_t *, ses_objstat *, int);
- int (*set_objstat)(ses_softc_t *, ses_objstat *, int);
-} encvec;
-
-#define ENCI_SVALID 0x80
-
-typedef struct {
- uint32_t
- enctype : 8, /* enclosure type */
- subenclosure : 8, /* subenclosure id */
- svalid : 1, /* enclosure information valid */
- priv : 15; /* private data, per object */
- uint8_t encstat[4]; /* state && stats */
-} encobj;
-
-#define SEN_ID "UNISYS SUN_SEN"
-#define SEN_ID_LEN 24
-
-
-static enctyp ses_type(void *, int);
-
-
-/* Forward reference to Enclosure Functions */
-static int ses_softc_init(ses_softc_t *, int);
-static int ses_init_enc(ses_softc_t *);
-static int ses_get_encstat(ses_softc_t *, int);
-static int ses_set_encstat(ses_softc_t *, uint8_t, int);
-static int ses_get_objstat(ses_softc_t *, ses_objstat *, int);
-static int ses_set_objstat(ses_softc_t *, ses_objstat *, int);
-
-static int safte_softc_init(ses_softc_t *, int);
-static int safte_init_enc(ses_softc_t *);
-static int safte_get_encstat(ses_softc_t *, int);
-static int safte_set_encstat(ses_softc_t *, uint8_t, int);
-static int safte_get_objstat(ses_softc_t *, ses_objstat *, int);
-static int safte_set_objstat(ses_softc_t *, ses_objstat *, int);
-
-/*
- * Platform implementation defines/functions for SES internal kernel stuff
- */
-
-#define STRNCMP strncmp
-#define PRINTF printf
-#define SES_LOG ses_log
-#ifdef DEBUG
-#define SES_DLOG ses_log
-#else
-#define SES_DLOG if (0) ses_log
-#endif
-#define SES_VLOG if (bootverbose) ses_log
-#define SES_MALLOC(amt) malloc(amt, M_SCSISES, M_NOWAIT)
-#define SES_FREE(ptr, amt) free(ptr, M_SCSISES)
-#define MEMZERO bzero
-#define MEMCPY(dest, src, amt) bcopy(src, dest, amt)
-
-static int ses_runcmd(struct ses_softc *, char *, int, char *, int *);
-static void ses_log(struct ses_softc *, const char *, ...);
-
-/*
- * Gerenal FreeBSD kernel stuff.
- */
-
-
-#define ccb_state ppriv_field0
-#define ccb_bp ppriv_ptr1
-
-struct ses_softc {
- enctyp ses_type; /* type of enclosure */
- encvec ses_vec; /* vector to handlers */
- void * ses_private; /* per-type private data */
- encobj * ses_objmap; /* objects */
- uint32_t ses_nobjects; /* number of objects */
- ses_encstat ses_encstat; /* overall status */
- uint8_t ses_flags;
- union ccb ses_saved_ccb;
- struct cdev *ses_dev;
- struct cam_periph *periph;
-};
-#define SES_FLAG_INVALID 0x01
-#define SES_FLAG_OPEN 0x02
-#define SES_FLAG_INITIALIZED 0x04
-
-static d_open_t sesopen;
-static d_close_t sesclose;
-static d_ioctl_t sesioctl;
-static periph_init_t sesinit;
-static periph_ctor_t sesregister;
-static periph_oninv_t sesoninvalidate;
-static periph_dtor_t sescleanup;
-static periph_start_t sesstart;
-
-static void sesasync(void *, uint32_t, struct cam_path *, void *);
-static void sesdone(struct cam_periph *, union ccb *);
-static int seserror(union ccb *, uint32_t, uint32_t);
-
-static struct periph_driver sesdriver = {
- sesinit, "ses",
- TAILQ_HEAD_INITIALIZER(sesdriver.units), /* generation */ 0
-};
-
-PERIPHDRIVER_DECLARE(ses, sesdriver);
-
-static struct cdevsw ses_cdevsw = {
- .d_version = D_VERSION,
- .d_open = sesopen,
- .d_close = sesclose,
- .d_ioctl = sesioctl,
- .d_name = "ses",
- .d_flags = 0,
-};
-
-static void
-sesinit(void)
-{
- cam_status status;
-
- /*
- * Install a global async callback. This callback will
- * receive async callbacks like "new device found".
- */
- status = xpt_register_async(AC_FOUND_DEVICE, sesasync, NULL, NULL);
-
- if (status != CAM_REQ_CMP) {
- printf("ses: Failed to attach master async callback "
- "due to status 0x%x!\n", status);
- }
-}
-
-static void
-sesoninvalidate(struct cam_periph *periph)
-{
- struct ses_softc *softc;
-
- softc = (struct ses_softc *)periph->softc;
-
- /*
- * Unregister any async callbacks.
- */
- xpt_register_async(0, sesasync, periph, periph->path);
-
- softc->ses_flags |= SES_FLAG_INVALID;
-
- xpt_print(periph->path, "lost device\n");
-}
-
-static void
-sescleanup(struct cam_periph *periph)
-{
- struct ses_softc *softc;
-
- softc = (struct ses_softc *)periph->softc;
-
- xpt_print(periph->path, "removing device entry\n");
- cam_periph_unlock(periph);
- destroy_dev(softc->ses_dev);
- cam_periph_lock(periph);
- free(softc, M_SCSISES);
-}
-
-static void
-sesasync(void *callback_arg, uint32_t code, struct cam_path *path, void *arg)
-{
- struct cam_periph *periph;
-
- periph = (struct cam_periph *)callback_arg;
-
- switch(code) {
- case AC_FOUND_DEVICE:
- {
- cam_status status;
- struct ccb_getdev *cgd;
- int inq_len;
-
- cgd = (struct ccb_getdev *)arg;
- if (arg == NULL) {
- break;
- }
-
- if (cgd->protocol != PROTO_SCSI)
- break;
-
- inq_len = cgd->inq_data.additional_length + 4;
-
- /*
- * PROBLEM: WE NEED TO LOOK AT BYTES 48-53 TO SEE IF THIS IS
- * PROBLEM: IS A SAF-TE DEVICE.
- */
- switch (ses_type(&cgd->inq_data, inq_len)) {
- case SES_SES:
- case SES_SES_SCSI2:
- case SES_SES_PASSTHROUGH:
- case SES_SEN:
- case SES_SAFT:
- break;
- default:
- return;
- }
-
- status = cam_periph_alloc(sesregister, sesoninvalidate,
- sescleanup, sesstart, "ses", CAM_PERIPH_BIO,
- cgd->ccb_h.path, sesasync, AC_FOUND_DEVICE, cgd);
-
- if (status != CAM_REQ_CMP && status != CAM_REQ_INPROG) {
- printf("sesasync: Unable to probe new device due to "
- "status 0x%x\n", status);
- }
- break;
- }
- default:
- cam_periph_async(periph, code, path, arg);
- break;
- }
-}
-
-static cam_status
-sesregister(struct cam_periph *periph, void *arg)
-{
- struct ses_softc *softc;
- struct ccb_getdev *cgd;
- char *tname;
-
- cgd = (struct ccb_getdev *)arg;
- if (periph == NULL) {
- printf("sesregister: periph was NULL!!\n");
- return (CAM_REQ_CMP_ERR);
- }
-
- if (cgd == NULL) {
- printf("sesregister: no getdev CCB, can't register device\n");
- return (CAM_REQ_CMP_ERR);
- }
-
- softc = SES_MALLOC(sizeof (struct ses_softc));
- if (softc == NULL) {
- printf("sesregister: Unable to probe new device. "
- "Unable to allocate softc\n");
- return (CAM_REQ_CMP_ERR);
- }
- bzero(softc, sizeof (struct ses_softc));
- periph->softc = softc;
- softc->periph = periph;
-
- softc->ses_type = ses_type(&cgd->inq_data, sizeof (cgd->inq_data));
-
- switch (softc->ses_type) {
- case SES_SES:
- case SES_SES_SCSI2:
- case SES_SES_PASSTHROUGH:
- softc->ses_vec.softc_init = ses_softc_init;
- softc->ses_vec.init_enc = ses_init_enc;
- softc->ses_vec.get_encstat = ses_get_encstat;
- softc->ses_vec.set_encstat = ses_set_encstat;
- softc->ses_vec.get_objstat = ses_get_objstat;
- softc->ses_vec.set_objstat = ses_set_objstat;
- break;
- case SES_SAFT:
- softc->ses_vec.softc_init = safte_softc_init;
- softc->ses_vec.init_enc = safte_init_enc;
- softc->ses_vec.get_encstat = safte_get_encstat;
- softc->ses_vec.set_encstat = safte_set_encstat;
- softc->ses_vec.get_objstat = safte_get_objstat;
- softc->ses_vec.set_objstat = safte_set_objstat;
- break;
- case SES_SEN:
- break;
- case SES_NONE:
- default:
- free(softc, M_SCSISES);
- return (CAM_REQ_CMP_ERR);
- }
-
- cam_periph_unlock(periph);
- softc->ses_dev = make_dev(&ses_cdevsw, periph->unit_number,
- UID_ROOT, GID_OPERATOR, 0600, "%s%d",
- periph->periph_name, periph->unit_number);
- cam_periph_lock(periph);
- softc->ses_dev->si_drv1 = periph;
-
- /*
- * Add an async callback so that we get
- * notified if this device goes away.
- */
- xpt_register_async(AC_LOST_DEVICE, sesasync, periph, periph->path);
-
- switch (softc->ses_type) {
- default:
- case SES_NONE:
- tname = "No SES device";
- break;
- case SES_SES_SCSI2:
- tname = "SCSI-2 SES Device";
- break;
- case SES_SES:
- tname = "SCSI-3 SES Device";
- break;
- case SES_SES_PASSTHROUGH:
- tname = "SES Passthrough Device";
- break;
- case SES_SEN:
- tname = "UNISYS SEN Device (NOT HANDLED YET)";
- break;
- case SES_SAFT:
- tname = "SAF-TE Compliant Device";
- break;
- }
- xpt_announce_periph(periph, tname);
- return (CAM_REQ_CMP);
-}
-
-static int
-sesopen(struct cdev *dev, int flags, int fmt, struct thread *td)
-{
- struct cam_periph *periph;
- struct ses_softc *softc;
- int error = 0;
-
- periph = (struct cam_periph *)dev->si_drv1;
- if (periph == NULL) {
- return (ENXIO);
- }
-
- if (cam_periph_acquire(periph) != CAM_REQ_CMP) {
- cam_periph_unlock(periph);
- return (ENXIO);
- }
-
- cam_periph_lock(periph);
-
- softc = (struct ses_softc *)periph->softc;
-
- if (softc->ses_flags & SES_FLAG_INVALID) {
- error = ENXIO;
- goto out;
- }
- if (softc->ses_flags & SES_FLAG_OPEN) {
- error = EBUSY;
- goto out;
- }
- if (softc->ses_vec.softc_init == NULL) {
- error = ENXIO;
- goto out;
- }
-
- softc->ses_flags |= SES_FLAG_OPEN;
- if ((softc->ses_flags & SES_FLAG_INITIALIZED) == 0) {
- error = (*softc->ses_vec.softc_init)(softc, 1);
- if (error)
- softc->ses_flags &= ~SES_FLAG_OPEN;
- else
- softc->ses_flags |= SES_FLAG_INITIALIZED;
- }
-
-out:
- cam_periph_unlock(periph);
- if (error) {
- cam_periph_release(periph);
- }
- return (error);
-}
-
-static int
-sesclose(struct cdev *dev, int flag, int fmt, struct thread *td)
-{
- struct cam_periph *periph;
- struct ses_softc *softc;
- int error;
-
- error = 0;
-
- periph = (struct cam_periph *)dev->si_drv1;
- if (periph == NULL)
- return (ENXIO);
-
- cam_periph_lock(periph);
-
- softc = (struct ses_softc *)periph->softc;
- softc->ses_flags &= ~SES_FLAG_OPEN;
-
- cam_periph_unlock(periph);
- cam_periph_release(periph);
-
- return (0);
-}
-
-static void
-sesstart(struct cam_periph *p, union ccb *sccb)
-{
- if (p->immediate_priority <= p->pinfo.priority) {
- SLIST_INSERT_HEAD(&p->ccb_list, &sccb->ccb_h, periph_links.sle);
- p->immediate_priority = CAM_PRIORITY_NONE;
- wakeup(&p->ccb_list);
- }
-}
-
-static void
-sesdone(struct cam_periph *periph, union ccb *dccb)
-{
- wakeup(&dccb->ccb_h.cbfcnp);
-}
-
-static int
-seserror(union ccb *ccb, uint32_t cflags, uint32_t sflags)
-{
- struct ses_softc *softc;
- struct cam_periph *periph;
-
- periph = xpt_path_periph(ccb->ccb_h.path);
- softc = (struct ses_softc *)periph->softc;
-
- return (cam_periph_error(ccb, cflags, sflags, &softc->ses_saved_ccb));
-}
-
-static int
-sesioctl(struct cdev *dev, u_long cmd, caddr_t arg_addr, int flag, struct thread *td)
-{
- struct cam_periph *periph;
- ses_encstat tmp;
- ses_objstat objs;
- ses_object *uobj;
- struct ses_softc *ssc;
- void *addr;
- int error, i;
-
-
- if (arg_addr)
- addr = *((caddr_t *) arg_addr);
- else
- addr = NULL;
-
- periph = (struct cam_periph *)dev->si_drv1;
- if (periph == NULL)
- return (ENXIO);
-
- CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering sesioctl\n"));
-
- cam_periph_lock(periph);
- ssc = (struct ses_softc *)periph->softc;
-
- /*
- * Now check to see whether we're initialized or not.
- * This actually should never fail as we're not supposed
- * to get past ses_open w/o successfully initializing
- * things.
- */
- if ((ssc->ses_flags & SES_FLAG_INITIALIZED) == 0) {
- cam_periph_unlock(periph);
- return (ENXIO);
- }
- cam_periph_unlock(periph);
-
- error = 0;
-
- CAM_DEBUG(periph->path, CAM_DEBUG_TRACE,
- ("trying to do ioctl %#lx\n", cmd));
-
- /*
- * If this command can change the device's state,
- * we must have the device open for writing.
- *
- * For commands that get information about the
- * device- we don't need to lock the peripheral
- * if we aren't running a command. The number
- * of objects and the contents will stay stable
- * after the first open that does initialization.
- * The periph also can't go away while a user
- * process has it open.
- */
- switch (cmd) {
- case SESIOC_GETNOBJ:
- case SESIOC_GETOBJMAP:
- case SESIOC_GETENCSTAT:
- case SESIOC_GETOBJSTAT:
- break;
- default:
- if ((flag & FWRITE) == 0) {
- return (EBADF);
- }
- }
-
- switch (cmd) {
- case SESIOC_GETNOBJ:
- error = copyout(&ssc->ses_nobjects, addr,
- sizeof (ssc->ses_nobjects));
- break;
-
- case SESIOC_GETOBJMAP:
- for (uobj = addr, i = 0; i != ssc->ses_nobjects; i++) {
- ses_object kobj;
- kobj.obj_id = i;
- kobj.subencid = ssc->ses_objmap[i].subenclosure;
- kobj.object_type = ssc->ses_objmap[i].enctype;
- error = copyout(&kobj, &uobj[i], sizeof (ses_object));
- if (error) {
- break;
- }
- }
- break;
-
- case SESIOC_GETENCSTAT:
- cam_periph_lock(periph);
- error = (*ssc->ses_vec.get_encstat)(ssc, 1);
- if (error) {
- cam_periph_unlock(periph);
- break;
- }
- tmp = ssc->ses_encstat & ~ENCI_SVALID;
- cam_periph_unlock(periph);
- error = copyout(&tmp, addr, sizeof (ses_encstat));
- ssc->ses_encstat = tmp;
- break;
-
- case SESIOC_SETENCSTAT:
- error = copyin(addr, &tmp, sizeof (ses_encstat));
- if (error)
- break;
- cam_periph_lock(periph);
- error = (*ssc->ses_vec.set_encstat)(ssc, tmp, 1);
- cam_periph_unlock(periph);
- break;
-
- case SESIOC_GETOBJSTAT:
- error = copyin(addr, &objs, sizeof (ses_objstat));
- if (error)
- break;
- if (objs.obj_id >= ssc->ses_nobjects) {
- error = EINVAL;
- break;
- }
- cam_periph_lock(periph);
- error = (*ssc->ses_vec.get_objstat)(ssc, &objs, 1);
- cam_periph_unlock(periph);
- if (error)
- break;
- error = copyout(&objs, addr, sizeof (ses_objstat));
- /*
- * Always (for now) invalidate entry.
- */
- ssc->ses_objmap[objs.obj_id].svalid = 0;
- break;
-
- case SESIOC_SETOBJSTAT:
- error = copyin(addr, &objs, sizeof (ses_objstat));
- if (error)
- break;
-
- if (objs.obj_id >= ssc->ses_nobjects) {
- error = EINVAL;
- break;
- }
- cam_periph_lock(periph);
- error = (*ssc->ses_vec.set_objstat)(ssc, &objs, 1);
- cam_periph_unlock(periph);
-
- /*
- * Always (for now) invalidate entry.
- */
- ssc->ses_objmap[objs.obj_id].svalid = 0;
- break;
-
- case SESIOC_INIT:
-
- cam_periph_lock(periph);
- error = (*ssc->ses_vec.init_enc)(ssc);
- cam_periph_unlock(periph);
- break;
-
- default:
- cam_periph_lock(periph);
- error = cam_periph_ioctl(periph, cmd, arg_addr, seserror);
- cam_periph_unlock(periph);
- break;
- }
- return (error);
-}
-
-#define SES_CFLAGS CAM_RETRY_SELTO
-#define SES_FLAGS SF_NO_PRINT | SF_RETRY_UA
-static int
-ses_runcmd(struct ses_softc *ssc, char *cdb, int cdbl, char *dptr, int *dlenp)
-{
- int error, dlen;
- ccb_flags ddf;
- union ccb *ccb;
-
- if (dptr) {
- if ((dlen = *dlenp) < 0) {
- dlen = -dlen;
- ddf = CAM_DIR_OUT;
- } else {
- ddf = CAM_DIR_IN;
- }
- } else {
- dlen = 0;
- ddf = CAM_DIR_NONE;
- }
-
- if (cdbl > IOCDBLEN) {
- cdbl = IOCDBLEN;
- }
-
- ccb = cam_periph_getccb(ssc->periph, 1);
- cam_fill_csio(&ccb->csio, 0, sesdone, ddf, MSG_SIMPLE_Q_TAG, dptr,
- dlen, sizeof (struct scsi_sense_data), cdbl, 60 * 1000);
- bcopy(cdb, ccb->csio.cdb_io.cdb_bytes, cdbl);
-
- error = cam_periph_runccb(ccb, seserror, SES_CFLAGS, SES_FLAGS, NULL);
- if (error) {
- if (dptr) {
- *dlenp = dlen;
- }
- } else {
- if (dptr) {
- *dlenp = ccb->csio.resid;
- }
- }
- xpt_release_ccb(ccb);
- return (error);
-}
-
-static void
-ses_log(struct ses_softc *ssc, const char *fmt, ...)
-{
- va_list ap;
-
- printf("%s%d: ", ssc->periph->periph_name, ssc->periph->unit_number);
- va_start(ap, fmt);
- vprintf(fmt, ap);
- va_end(ap);
-}
-
-/*
- * The code after this point runs on many platforms,
- * so forgive the slightly awkward and nonconforming
- * appearance.
- */
-
-/*
- * Is this a device that supports enclosure services?
- *
- * It's a pretty simple ruleset- if it is device type 0x0D (13), it's
- * an SES device. If it happens to be an old UNISYS SEN device, we can
- * handle that too.
- */
-
-#define SAFTE_START 44
-#define SAFTE_END 50
-#define SAFTE_LEN SAFTE_END-SAFTE_START
-
-static enctyp
-ses_type(void *buf, int buflen)
-{
- unsigned char *iqd = buf;
-
- if (buflen < 8+SEN_ID_LEN)
- return (SES_NONE);
-
- if ((iqd[0] & 0x1f) == T_ENCLOSURE) {
- if (STRNCMP(&iqd[8], SEN_ID, SEN_ID_LEN) == 0) {
- return (SES_SEN);
- } else if ((iqd[2] & 0x7) > 2) {
- return (SES_SES);
- } else {
- return (SES_SES_SCSI2);
- }
- return (SES_NONE);
- }
-
-#ifdef SES_ENABLE_PASSTHROUGH
- if ((iqd[6] & 0x40) && (iqd[2] & 0x7) >= 2) {
- /*
- * PassThrough Device.
- */
- return (SES_SES_PASSTHROUGH);
- }
-#endif
-
- /*
- * The comparison is short for a reason-
- * some vendors were chopping it short.
- */
-
- if (buflen < SAFTE_END - 2) {
- return (SES_NONE);
- }
-
- if (STRNCMP((char *)&iqd[SAFTE_START], "SAF-TE", SAFTE_LEN - 2) == 0) {
- return (SES_SAFT);
- }
- return (SES_NONE);
-}
-
-/*
- * SES Native Type Device Support
- */
-
-/*
- * SES Diagnostic Page Codes
- */
-
-typedef enum {
- SesConfigPage = 0x1,
- SesControlPage,
-#define SesStatusPage SesControlPage
- SesHelpTxt,
- SesStringOut,
-#define SesStringIn SesStringOut
- SesThresholdOut,
-#define SesThresholdIn SesThresholdOut
- SesArrayControl,
-#define SesArrayStatus SesArrayControl
- SesElementDescriptor,
- SesShortStatus
-} SesDiagPageCodes;
-
-/*
- * minimal amounts
- */
-
-/*
- * Minimum amount of data, starting from byte 0, to have
- * the config header.
- */
-#define SES_CFGHDR_MINLEN 12
-
-/*
- * Minimum amount of data, starting from byte 0, to have
- * the config header and one enclosure header.
- */
-#define SES_ENCHDR_MINLEN 48
-
-/*
- * Take this value, subtract it from VEnclen and you know
- * the length of the vendor unique bytes.
- */
-#define SES_ENCHDR_VMIN 36
-
-/*
- * SES Data Structures
- */
-
-typedef struct {
- uint32_t GenCode; /* Generation Code */
- uint8_t Nsubenc; /* Number of Subenclosures */
-} SesCfgHdr;
-
-typedef struct {
- uint8_t Subencid; /* SubEnclosure Identifier */
- uint8_t Ntypes; /* # of supported types */
- uint8_t VEnclen; /* Enclosure Descriptor Length */
-} SesEncHdr;
-
-typedef struct {
- uint8_t encWWN[8]; /* XXX- Not Right Yet */
- uint8_t encVid[8];
- uint8_t encPid[16];
- uint8_t encRev[4];
- uint8_t encVen[1];
-} SesEncDesc;
-
-typedef struct {
- uint8_t enc_type; /* type of element */
- uint8_t enc_maxelt; /* maximum supported */
- uint8_t enc_subenc; /* in SubEnc # N */
- uint8_t enc_tlen; /* Type Descriptor Text Length */
-} SesThdr;
-
-typedef struct {
- uint8_t comstatus;
- uint8_t comstat[3];
-} SesComStat;
-
-struct typidx {
- int ses_tidx;
- int ses_oidx;
-};
-
-struct sscfg {
- uint8_t ses_ntypes; /* total number of types supported */
-
- /*
- * We need to keep a type index as well as an
- * object index for each object in an enclosure.
- */
- struct typidx *ses_typidx;
-
- /*
- * We also need to keep track of the number of elements
- * per type of element. This is needed later so that we
- * can find precisely in the returned status data the
- * status for the Nth element of the Kth type.
- */
- uint8_t * ses_eltmap;
-};
-
-
-/*
- * (de)canonicalization defines
- */
-#define sbyte(x, byte) ((((uint32_t)(x)) >> (byte * 8)) & 0xff)
-#define sbit(x, bit) (((uint32_t)(x)) << bit)
-#define sset8(outp, idx, sval) (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
-
-#define sset16(outp, idx, sval) \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 1), \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
-
-
-#define sset24(outp, idx, sval) \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 2), \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 1), \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
-
-
-#define sset32(outp, idx, sval) \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 3), \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 2), \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 1), \
- (((uint8_t *)(outp))[idx++]) = sbyte(sval, 0)
-
-#define gbyte(x, byte) ((((uint32_t)(x)) & 0xff) << (byte * 8))
-#define gbit(lv, in, idx, shft, mask) lv = ((in[idx] >> shft) & mask)
-#define sget8(inp, idx, lval) lval = (((uint8_t *)(inp))[idx++])
-#define gget8(inp, idx, lval) lval = (((uint8_t *)(inp))[idx])
-
-#define sget16(inp, idx, lval) \
- lval = gbyte((((uint8_t *)(inp))[idx]), 1) | \
- (((uint8_t *)(inp))[idx+1]), idx += 2
-
-#define gget16(inp, idx, lval) \
- lval = gbyte((((uint8_t *)(inp))[idx]), 1) | \
- (((uint8_t *)(inp))[idx+1])
-
-#define sget24(inp, idx, lval) \
- lval = gbyte((((uint8_t *)(inp))[idx]), 2) | \
- gbyte((((uint8_t *)(inp))[idx+1]), 1) | \
- (((uint8_t *)(inp))[idx+2]), idx += 3
-
-#define gget24(inp, idx, lval) \
- lval = gbyte((((uint8_t *)(inp))[idx]), 2) | \
- gbyte((((uint8_t *)(inp))[idx+1]), 1) | \
- (((uint8_t *)(inp))[idx+2])
-
-#define sget32(inp, idx, lval) \
- lval = gbyte((((uint8_t *)(inp))[idx]), 3) | \
- gbyte((((uint8_t *)(inp))[idx+1]), 2) | \
- gbyte((((uint8_t *)(inp))[idx+2]), 1) | \
- (((uint8_t *)(inp))[idx+3]), idx += 4
-
-#define gget32(inp, idx, lval) \
- lval = gbyte((((uint8_t *)(inp))[idx]), 3) | \
- gbyte((((uint8_t *)(inp))[idx+1]), 2) | \
- gbyte((((uint8_t *)(inp))[idx+2]), 1) | \
- (((uint8_t *)(inp))[idx+3])
-
-#define SCSZ 0x2000
-#define CFLEN (256 + SES_ENCHDR_MINLEN)
-
-/*
- * Routines specific && private to SES only
- */
-
-static int ses_getconfig(ses_softc_t *);
-static int ses_getputstat(ses_softc_t *, int, SesComStat *, int, int);
-static int ses_cfghdr(uint8_t *, int, SesCfgHdr *);
-static int ses_enchdr(uint8_t *, int, uint8_t, SesEncHdr *);
-static int ses_encdesc(uint8_t *, int, uint8_t, SesEncDesc *);
-static int ses_getthdr(uint8_t *, int, int, SesThdr *);
-static int ses_decode(char *, int, uint8_t *, int, int, SesComStat *);
-static int ses_encode(char *, int, uint8_t *, int, int, SesComStat *);
-
-static int
-ses_softc_init(ses_softc_t *ssc, int doinit)
-{
- if (doinit == 0) {
- struct sscfg *cc;
- if (ssc->ses_nobjects) {
- SES_FREE(ssc->ses_objmap,
- ssc->ses_nobjects * sizeof (encobj));
- ssc->ses_objmap = NULL;
- }
- if ((cc = ssc->ses_private) != NULL) {
- if (cc->ses_eltmap && cc->ses_ntypes) {
- SES_FREE(cc->ses_eltmap, cc->ses_ntypes);
- cc->ses_eltmap = NULL;
- cc->ses_ntypes = 0;
- }
- if (cc->ses_typidx && ssc->ses_nobjects) {
- SES_FREE(cc->ses_typidx,
- ssc->ses_nobjects * sizeof (struct typidx));
- cc->ses_typidx = NULL;
- }
- SES_FREE(cc, sizeof (struct sscfg));
- ssc->ses_private = NULL;
- }
- ssc->ses_nobjects = 0;
- return (0);
- }
- if (ssc->ses_private == NULL) {
- ssc->ses_private = SES_MALLOC(sizeof (struct sscfg));
- }
- if (ssc->ses_private == NULL) {
- return (ENOMEM);
- }
- ssc->ses_nobjects = 0;
- ssc->ses_encstat = 0;
- return (ses_getconfig(ssc));
-}
-
-static int
-ses_init_enc(ses_softc_t *ssc)
-{
- return (0);
-}
-
-static int
-ses_get_encstat(ses_softc_t *ssc, int slpflag)
-{
- SesComStat ComStat;
- int status;
-
- if ((status = ses_getputstat(ssc, -1, &ComStat, slpflag, 1)) != 0) {
- return (status);
- }
- ssc->ses_encstat = ComStat.comstatus | ENCI_SVALID;
- return (0);
-}
-
-static int
-ses_set_encstat(ses_softc_t *ssc, uint8_t encstat, int slpflag)
-{
- SesComStat ComStat;
- int status;
-
- ComStat.comstatus = encstat & 0xf;
- if ((status = ses_getputstat(ssc, -1, &ComStat, slpflag, 0)) != 0) {
- return (status);
- }
- ssc->ses_encstat = encstat & 0xf; /* note no SVALID set */
- return (0);
-}
-
-static int
-ses_get_objstat(ses_softc_t *ssc, ses_objstat *obp, int slpflag)
-{
- int i = (int)obp->obj_id;
-
- if (ssc->ses_objmap[i].svalid == 0) {
- SesComStat ComStat;
- int err = ses_getputstat(ssc, i, &ComStat, slpflag, 1);
- if (err)
- return (err);
- ssc->ses_objmap[i].encstat[0] = ComStat.comstatus;
- ssc->ses_objmap[i].encstat[1] = ComStat.comstat[0];
- ssc->ses_objmap[i].encstat[2] = ComStat.comstat[1];
- ssc->ses_objmap[i].encstat[3] = ComStat.comstat[2];
- ssc->ses_objmap[i].svalid = 1;
- }
- obp->cstat[0] = ssc->ses_objmap[i].encstat[0];
- obp->cstat[1] = ssc->ses_objmap[i].encstat[1];
- obp->cstat[2] = ssc->ses_objmap[i].encstat[2];
- obp->cstat[3] = ssc->ses_objmap[i].encstat[3];
- return (0);
-}
-
-static int
-ses_set_objstat(ses_softc_t *ssc, ses_objstat *obp, int slpflag)
-{
- SesComStat ComStat;
- int err;
- /*
- * If this is clear, we don't do diddly.
- */
- if ((obp->cstat[0] & SESCTL_CSEL) == 0) {
- return (0);
- }
- ComStat.comstatus = obp->cstat[0];
- ComStat.comstat[0] = obp->cstat[1];
- ComStat.comstat[1] = obp->cstat[2];
- ComStat.comstat[2] = obp->cstat[3];
- err = ses_getputstat(ssc, (int)obp->obj_id, &ComStat, slpflag, 0);
- ssc->ses_objmap[(int)obp->obj_id].svalid = 0;
- return (err);
-}
-
-static int
-ses_getconfig(ses_softc_t *ssc)
-{
- struct sscfg *cc;
- SesCfgHdr cf;
- SesEncHdr hd;
- SesEncDesc *cdp;
- SesThdr thdr;
- int err, amt, i, nobj, ntype, maxima;
- char storage[CFLEN], *sdata;
- static char cdb[6] = {
- RECEIVE_DIAGNOSTIC, 0x1, SesConfigPage, SCSZ >> 8, SCSZ & 0xff, 0
- };
-
- cc = ssc->ses_private;
- if (cc == NULL) {
- return (ENXIO);
- }
-
- sdata = SES_MALLOC(SCSZ);
- if (sdata == NULL)
- return (ENOMEM);
-
- amt = SCSZ;
- err = ses_runcmd(ssc, cdb, 6, sdata, &amt);
- if (err) {
- SES_FREE(sdata, SCSZ);
- return (err);
- }
- amt = SCSZ - amt;
-
- if (ses_cfghdr((uint8_t *) sdata, amt, &cf)) {
- SES_LOG(ssc, "Unable to parse SES Config Header\n");
- SES_FREE(sdata, SCSZ);
- return (EIO);
- }
- if (amt < SES_ENCHDR_MINLEN) {
- SES_LOG(ssc, "runt enclosure length (%d)\n", amt);
- SES_FREE(sdata, SCSZ);
- return (EIO);
- }
-
- SES_VLOG(ssc, "GenCode %x %d Subenclosures\n", cf.GenCode, cf.Nsubenc);
-
- /*
- * Now waltz through all the subenclosures toting up the
- * number of types available in each. For this, we only
- * really need the enclosure header. However, we get the
- * enclosure descriptor for debug purposes, as well
- * as self-consistency checking purposes.
- */
-
- maxima = cf.Nsubenc + 1;
- cdp = (SesEncDesc *) storage;
- for (ntype = i = 0; i < maxima; i++) {
- MEMZERO((caddr_t)cdp, sizeof (*cdp));
- if (ses_enchdr((uint8_t *) sdata, amt, i, &hd)) {
- SES_LOG(ssc, "Cannot Extract Enclosure Header %d\n", i);
- SES_FREE(sdata, SCSZ);
- return (EIO);
- }
- SES_VLOG(ssc, " SubEnclosure ID %d, %d Types With this ID, En"
- "closure Length %d\n", hd.Subencid, hd.Ntypes, hd.VEnclen);
-
- if (ses_encdesc((uint8_t *)sdata, amt, i, cdp)) {
- SES_LOG(ssc, "Can't get Enclosure Descriptor %d\n", i);
- SES_FREE(sdata, SCSZ);
- return (EIO);
- }
- SES_VLOG(ssc, " WWN: %02x%02x%02x%02x%02x%02x%02x%02x\n",
- cdp->encWWN[0], cdp->encWWN[1], cdp->encWWN[2],
- cdp->encWWN[3], cdp->encWWN[4], cdp->encWWN[5],
- cdp->encWWN[6], cdp->encWWN[7]);
- ntype += hd.Ntypes;
- }
-
- /*
- * Now waltz through all the types that are available, getting
- * the type header so we can start adding up the number of
- * objects available.
- */
- for (nobj = i = 0; i < ntype; i++) {
- if (ses_getthdr((uint8_t *)sdata, amt, i, &thdr)) {
- SES_LOG(ssc, "Can't get Enclosure Type Header %d\n", i);
- SES_FREE(sdata, SCSZ);
- return (EIO);
- }
- SES_LOG(ssc, " Type Desc[%d]: Type 0x%x, MaxElt %d, In Subenc "
- "%d, Text Length %d\n", i, thdr.enc_type, thdr.enc_maxelt,
- thdr.enc_subenc, thdr.enc_tlen);
- nobj += thdr.enc_maxelt;
- }
-
-
- /*
- * Now allocate the object array and type map.
- */
-
- ssc->ses_objmap = SES_MALLOC(nobj * sizeof (encobj));
- cc->ses_typidx = SES_MALLOC(nobj * sizeof (struct typidx));
- cc->ses_eltmap = SES_MALLOC(ntype);
-
- if (ssc->ses_objmap == NULL || cc->ses_typidx == NULL ||
- cc->ses_eltmap == NULL) {
- if (ssc->ses_objmap) {
- SES_FREE(ssc->ses_objmap, (nobj * sizeof (encobj)));
- ssc->ses_objmap = NULL;
- }
- if (cc->ses_typidx) {
- SES_FREE(cc->ses_typidx,
- (nobj * sizeof (struct typidx)));
- cc->ses_typidx = NULL;
- }
- if (cc->ses_eltmap) {
- SES_FREE(cc->ses_eltmap, ntype);
- cc->ses_eltmap = NULL;
- }
- SES_FREE(sdata, SCSZ);
- return (ENOMEM);
- }
- MEMZERO(ssc->ses_objmap, nobj * sizeof (encobj));
- MEMZERO(cc->ses_typidx, nobj * sizeof (struct typidx));
- MEMZERO(cc->ses_eltmap, ntype);
- cc->ses_ntypes = (uint8_t) ntype;
- ssc->ses_nobjects = nobj;
-
- /*
- * Now waltz through the # of types again to fill in the types
- * (and subenclosure ids) of the allocated objects.
- */
- nobj = 0;
- for (i = 0; i < ntype; i++) {
- int j;
- if (ses_getthdr((uint8_t *)sdata, amt, i, &thdr)) {
- continue;
- }
- cc->ses_eltmap[i] = thdr.enc_maxelt;
- for (j = 0; j < thdr.enc_maxelt; j++) {
- cc->ses_typidx[nobj].ses_tidx = i;
- cc->ses_typidx[nobj].ses_oidx = j;
- ssc->ses_objmap[nobj].subenclosure = thdr.enc_subenc;
- ssc->ses_objmap[nobj++].enctype = thdr.enc_type;
- }
- }
- SES_FREE(sdata, SCSZ);
- return (0);
-}
-
-static int
-ses_getputstat(ses_softc_t *ssc, int objid, SesComStat *sp, int slp, int in)
-{
- struct sscfg *cc;
- int err, amt, bufsiz, tidx, oidx;
- char cdb[6], *sdata;
-
- cc = ssc->ses_private;
- if (cc == NULL) {
- return (ENXIO);
- }
-
- /*
- * If we're just getting overall enclosure status,
- * we only need 2 bytes of data storage.
- *
- * If we're getting anything else, we know how much
- * storage we need by noting that starting at offset
- * 8 in returned data, all object status bytes are 4
- * bytes long, and are stored in chunks of types(M)
- * and nth+1 instances of type M.
- */
- if (objid == -1) {
- bufsiz = 2;
- } else {
- bufsiz = (ssc->ses_nobjects * 4) + (cc->ses_ntypes * 4) + 8;
- }
- sdata = SES_MALLOC(bufsiz);
- if (sdata == NULL)
- return (ENOMEM);
-
- cdb[0] = RECEIVE_DIAGNOSTIC;
- cdb[1] = 1;
- cdb[2] = SesStatusPage;
- cdb[3] = bufsiz >> 8;
- cdb[4] = bufsiz & 0xff;
- cdb[5] = 0;
- amt = bufsiz;
- err = ses_runcmd(ssc, cdb, 6, sdata, &amt);
- if (err) {
- SES_FREE(sdata, bufsiz);
- return (err);
- }
- amt = bufsiz - amt;
-
- if (objid == -1) {
- tidx = -1;
- oidx = -1;
- } else {
- tidx = cc->ses_typidx[objid].ses_tidx;
- oidx = cc->ses_typidx[objid].ses_oidx;
- }
- if (in) {
- if (ses_decode(sdata, amt, cc->ses_eltmap, tidx, oidx, sp)) {
- err = ENODEV;
- }
- } else {
- if (ses_encode(sdata, amt, cc->ses_eltmap, tidx, oidx, sp)) {
- err = ENODEV;
- } else {
- cdb[0] = SEND_DIAGNOSTIC;
- cdb[1] = 0x10;
- cdb[2] = 0;
- cdb[3] = bufsiz >> 8;
- cdb[4] = bufsiz & 0xff;
- cdb[5] = 0;
- amt = -bufsiz;
- err = ses_runcmd(ssc, cdb, 6, sdata, &amt);
- }
- }
- SES_FREE(sdata, bufsiz);
- return (0);
-}
-
-
-/*
- * Routines to parse returned SES data structures.
- * Architecture and compiler independent.
- */
-
-static int
-ses_cfghdr(uint8_t *buffer, int buflen, SesCfgHdr *cfp)
-{
- if (buflen < SES_CFGHDR_MINLEN) {
- return (-1);
- }
- gget8(buffer, 1, cfp->Nsubenc);
- gget32(buffer, 4, cfp->GenCode);
- return (0);
-}
-
-static int
-ses_enchdr(uint8_t *buffer, int amt, uint8_t SubEncId, SesEncHdr *chp)
-{
- int s, off = 8;
- for (s = 0; s < SubEncId; s++) {
- if (off + 3 > amt)
- return (-1);
- off += buffer[off+3] + 4;
- }
- if (off + 3 > amt) {
- return (-1);
- }
- gget8(buffer, off+1, chp->Subencid);
- gget8(buffer, off+2, chp->Ntypes);
- gget8(buffer, off+3, chp->VEnclen);
- return (0);
-}
-
-static int
-ses_encdesc(uint8_t *buffer, int amt, uint8_t SubEncId, SesEncDesc *cdp)
-{
- int s, e, enclen, off = 8;
- for (s = 0; s < SubEncId; s++) {
- if (off + 3 > amt)
- return (-1);
- off += buffer[off+3] + 4;
- }
- if (off + 3 > amt) {
- return (-1);
- }
- gget8(buffer, off+3, enclen);
- off += 4;
- if (off >= amt)
- return (-1);
-
- e = off + enclen;
- if (e > amt) {
- e = amt;
- }
- MEMCPY(cdp, &buffer[off], e - off);
- return (0);
-}
-
-static int
-ses_getthdr(uint8_t *buffer, int amt, int nth, SesThdr *thp)
-{
- int s, off = 8;
-
- if (amt < SES_CFGHDR_MINLEN) {
- return (-1);
- }
- for (s = 0; s < buffer[1]; s++) {
- if (off + 3 > amt)
- return (-1);
- off += buffer[off+3] + 4;
- }
- if (off + 3 > amt) {
- return (-1);
- }
- off += buffer[off+3] + 4 + (nth * 4);
- if (amt < (off + 4))
- return (-1);
-
- gget8(buffer, off++, thp->enc_type);
- gget8(buffer, off++, thp->enc_maxelt);
- gget8(buffer, off++, thp->enc_subenc);
- gget8(buffer, off, thp->enc_tlen);
- return (0);
-}
-
-/*
- * This function needs a little explanation.
- *
- * The arguments are:
- *
- *
- * char *b, int amt
- *
- * These describes the raw input SES status data and length.
- *
- * uint8_t *ep
- *
- * This is a map of the number of types for each element type
- * in the enclosure.
- *
- * int elt
- *
- * This is the element type being sought. If elt is -1,
- * then overall enclosure status is being sought.
- *
- * int elm
- *
- * This is the ordinal Mth element of type elt being sought.
- *
- * SesComStat *sp
- *
- * This is the output area to store the status for
- * the Mth element of type Elt.
- */
-
-static int
-ses_decode(char *b, int amt, uint8_t *ep, int elt, int elm, SesComStat *sp)
-{
- int idx, i;
-
- /*
- * If it's overall enclosure status being sought, get that.
- * We need at least 2 bytes of status data to get that.
- */
- if (elt == -1) {
- if (amt < 2)
- return (-1);
- gget8(b, 1, sp->comstatus);
- sp->comstat[0] = 0;
- sp->comstat[1] = 0;
- sp->comstat[2] = 0;
- return (0);
- }
-
- /*
- * Check to make sure that the Mth element is legal for type Elt.
- */
-
- if (elm >= ep[elt])
- return (-1);
-
- /*
- * Starting at offset 8, start skipping over the storage
- * for the element types we're not interested in.
- */
- for (idx = 8, i = 0; i < elt; i++) {
- idx += ((ep[i] + 1) * 4);
- }
-
- /*
- * Skip over Overall status for this element type.
- */
- idx += 4;
-
- /*
- * And skip to the index for the Mth element that we're going for.
- */
- idx += (4 * elm);
-
- /*
- * Make sure we haven't overflowed the buffer.
- */
- if (idx+4 > amt)
- return (-1);
-
- /*
- * Retrieve the status.
- */
- gget8(b, idx++, sp->comstatus);
- gget8(b, idx++, sp->comstat[0]);
- gget8(b, idx++, sp->comstat[1]);
- gget8(b, idx++, sp->comstat[2]);
-#if 0
- PRINTF("Get Elt 0x%x Elm 0x%x (idx %d)\n", elt, elm, idx-4);
-#endif
- return (0);
-}
-
-/*
- * This is the mirror function to ses_decode, but we set the 'select'
- * bit for the object which we're interested in. All other objects,
- * after a status fetch, should have that bit off. Hmm. It'd be easy
- * enough to ensure this, so we will.
- */
-
-static int
-ses_encode(char *b, int amt, uint8_t *ep, int elt, int elm, SesComStat *sp)
-{
- int idx, i;
-
- /*
- * If it's overall enclosure status being sought, get that.
- * We need at least 2 bytes of status data to get that.
- */
- if (elt == -1) {
- if (amt < 2)
- return (-1);
- i = 0;
- sset8(b, i, 0);
- sset8(b, i, sp->comstatus & 0xf);
-#if 0
- PRINTF("set EncStat %x\n", sp->comstatus);
-#endif
- return (0);
- }
-
- /*
- * Check to make sure that the Mth element is legal for type Elt.
- */
-
- if (elm >= ep[elt])
- return (-1);
-
- /*
- * Starting at offset 8, start skipping over the storage
- * for the element types we're not interested in.
- */
- for (idx = 8, i = 0; i < elt; i++) {
- idx += ((ep[i] + 1) * 4);
- }
-
- /*
- * Skip over Overall status for this element type.
- */
- idx += 4;
-
- /*
- * And skip to the index for the Mth element that we're going for.
- */
- idx += (4 * elm);
-
- /*
- * Make sure we haven't overflowed the buffer.
- */
- if (idx+4 > amt)
- return (-1);
-
- /*
- * Set the status.
- */
- sset8(b, idx, sp->comstatus);
- sset8(b, idx, sp->comstat[0]);
- sset8(b, idx, sp->comstat[1]);
- sset8(b, idx, sp->comstat[2]);
- idx -= 4;
-
-#if 0
- PRINTF("Set Elt 0x%x Elm 0x%x (idx %d) with %x %x %x %x\n",
- elt, elm, idx, sp->comstatus, sp->comstat[0],
- sp->comstat[1], sp->comstat[2]);
-#endif
-
- /*
- * Now make sure all other 'Select' bits are off.
- */
- for (i = 8; i < amt; i += 4) {
- if (i != idx)
- b[i] &= ~0x80;
- }
- /*
- * And make sure the INVOP bit is clear.
- */
- b[2] &= ~0x10;
-
- return (0);
-}
-
-/*
- * SAF-TE Type Device Emulation
- */
-
-static int safte_getconfig(ses_softc_t *);
-static int safte_rdstat(ses_softc_t *, int);
-static int set_objstat_sel(ses_softc_t *, ses_objstat *, int);
-static int wrbuf16(ses_softc_t *, uint8_t, uint8_t, uint8_t, uint8_t, int);
-static void wrslot_stat(ses_softc_t *, int);
-static int perf_slotop(ses_softc_t *, uint8_t, uint8_t, int);
-
-#define ALL_ENC_STAT (SES_ENCSTAT_CRITICAL | SES_ENCSTAT_UNRECOV | \
- SES_ENCSTAT_NONCRITICAL | SES_ENCSTAT_INFO)
-/*
- * SAF-TE specific defines- Mandatory ones only...
- */
-
-/*
- * READ BUFFER ('get' commands) IDs- placed in offset 2 of cdb
- */
-#define SAFTE_RD_RDCFG 0x00 /* read enclosure configuration */
-#define SAFTE_RD_RDESTS 0x01 /* read enclosure status */
-#define SAFTE_RD_RDDSTS 0x04 /* read drive slot status */
-
-/*
- * WRITE BUFFER ('set' commands) IDs- placed in offset 0 of databuf
- */
-#define SAFTE_WT_DSTAT 0x10 /* write device slot status */
-#define SAFTE_WT_SLTOP 0x12 /* perform slot operation */
-#define SAFTE_WT_FANSPD 0x13 /* set fan speed */
-#define SAFTE_WT_ACTPWS 0x14 /* turn on/off power supply */
-#define SAFTE_WT_GLOBAL 0x15 /* send global command */
-
-
-#define SAFT_SCRATCH 64
-#define NPSEUDO_THERM 16
-#define NPSEUDO_ALARM 1
-struct scfg {
- /*
- * Cached Configuration
- */
- uint8_t Nfans; /* Number of Fans */
- uint8_t Npwr; /* Number of Power Supplies */
- uint8_t Nslots; /* Number of Device Slots */
- uint8_t DoorLock; /* Door Lock Installed */
- uint8_t Ntherm; /* Number of Temperature Sensors */
- uint8_t Nspkrs; /* Number of Speakers */
- uint8_t Nalarm; /* Number of Alarms (at least one) */
- /*
- * Cached Flag Bytes for Global Status
- */
- uint8_t flag1;
- uint8_t flag2;
- /*
- * What object index ID is where various slots start.
- */
- uint8_t pwroff;
- uint8_t slotoff;
-#define SAFT_ALARM_OFFSET(cc) (cc)->slotoff - 1
-};
-
-#define SAFT_FLG1_ALARM 0x1
-#define SAFT_FLG1_GLOBFAIL 0x2
-#define SAFT_FLG1_GLOBWARN 0x4
-#define SAFT_FLG1_ENCPWROFF 0x8
-#define SAFT_FLG1_ENCFANFAIL 0x10
-#define SAFT_FLG1_ENCPWRFAIL 0x20
-#define SAFT_FLG1_ENCDRVFAIL 0x40
-#define SAFT_FLG1_ENCDRVWARN 0x80
-
-#define SAFT_FLG2_LOCKDOOR 0x4
-#define SAFT_PRIVATE sizeof (struct scfg)
-
-static char *safte_2little = "Too Little Data Returned (%d) at line %d\n";
-#define SAFT_BAIL(r, x, k, l) \
- if ((r) >= (x)) { \
- SES_LOG(ssc, safte_2little, x, __LINE__);\
- SES_FREE((k), (l)); \
- return (EIO); \
- }
-
-
-static int
-safte_softc_init(ses_softc_t *ssc, int doinit)
-{
- int err, i, r;
- struct scfg *cc;
-
- if (doinit == 0) {
- if (ssc->ses_nobjects) {
- if (ssc->ses_objmap) {
- SES_FREE(ssc->ses_objmap,
- ssc->ses_nobjects * sizeof (encobj));
- ssc->ses_objmap = NULL;
- }
- ssc->ses_nobjects = 0;
- }
- if (ssc->ses_private) {
- SES_FREE(ssc->ses_private, SAFT_PRIVATE);
- ssc->ses_private = NULL;
- }
- return (0);
- }
-
- if (ssc->ses_private == NULL) {
- ssc->ses_private = SES_MALLOC(SAFT_PRIVATE);
- if (ssc->ses_private == NULL) {
- return (ENOMEM);
- }
- MEMZERO(ssc->ses_private, SAFT_PRIVATE);
- }
-
- ssc->ses_nobjects = 0;
- ssc->ses_encstat = 0;
-
- if ((err = safte_getconfig(ssc)) != 0) {
- return (err);
- }
-
- /*
- * The number of objects here, as well as that reported by the
- * READ_BUFFER/GET_CONFIG call, are the over-temperature flags (15)
- * that get reported during READ_BUFFER/READ_ENC_STATUS.
- */
- cc = ssc->ses_private;
- ssc->ses_nobjects = cc->Nfans + cc->Npwr + cc->Nslots + cc->DoorLock +
- cc->Ntherm + cc->Nspkrs + NPSEUDO_THERM + NPSEUDO_ALARM;
- ssc->ses_objmap = (encobj *)
- SES_MALLOC(ssc->ses_nobjects * sizeof (encobj));
- if (ssc->ses_objmap == NULL) {
- return (ENOMEM);
- }
- MEMZERO(ssc->ses_objmap, ssc->ses_nobjects * sizeof (encobj));
-
- r = 0;
- /*
- * Note that this is all arranged for the convenience
- * in later fetches of status.
- */
- for (i = 0; i < cc->Nfans; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_FAN;
- cc->pwroff = (uint8_t) r;
- for (i = 0; i < cc->Npwr; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_POWER;
- for (i = 0; i < cc->DoorLock; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_DOORLOCK;
- for (i = 0; i < cc->Nspkrs; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_ALARM;
- for (i = 0; i < cc->Ntherm; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_THERM;
- for (i = 0; i < NPSEUDO_THERM; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_THERM;
- ssc->ses_objmap[r++].enctype = SESTYP_ALARM;
- cc->slotoff = (uint8_t) r;
- for (i = 0; i < cc->Nslots; i++)
- ssc->ses_objmap[r++].enctype = SESTYP_DEVICE;
- return (0);
-}
-
-static int
-safte_init_enc(ses_softc_t *ssc)
-{
- int err;
- static char cdb0[6] = { SEND_DIAGNOSTIC };
-
- err = ses_runcmd(ssc, cdb0, 6, NULL, 0);
- if (err) {
- return (err);
- }
- DELAY(5000);
- err = wrbuf16(ssc, SAFTE_WT_GLOBAL, 0, 0, 0, 1);
- return (err);
-}
-
-static int
-safte_get_encstat(ses_softc_t *ssc, int slpflg)
-{
- return (safte_rdstat(ssc, slpflg));
-}
-
-static int
-safte_set_encstat(ses_softc_t *ssc, uint8_t encstat, int slpflg)
-{
- struct scfg *cc = ssc->ses_private;
- if (cc == NULL)
- return (0);
- /*
- * Since SAF-TE devices aren't necessarily sticky in terms
- * of state, make our soft copy of enclosure status 'sticky'-
- * that is, things set in enclosure status stay set (as implied
- * by conditions set in reading object status) until cleared.
- */
- ssc->ses_encstat &= ~ALL_ENC_STAT;
- ssc->ses_encstat |= (encstat & ALL_ENC_STAT);
- ssc->ses_encstat |= ENCI_SVALID;
- cc->flag1 &= ~(SAFT_FLG1_ALARM|SAFT_FLG1_GLOBFAIL|SAFT_FLG1_GLOBWARN);
- if ((encstat & (SES_ENCSTAT_CRITICAL|SES_ENCSTAT_UNRECOV)) != 0) {
- cc->flag1 |= SAFT_FLG1_ALARM|SAFT_FLG1_GLOBFAIL;
- } else if ((encstat & SES_ENCSTAT_NONCRITICAL) != 0) {
- cc->flag1 |= SAFT_FLG1_GLOBWARN;
- }
- return (wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1, cc->flag2, 0, slpflg));
-}
-
-static int
-safte_get_objstat(ses_softc_t *ssc, ses_objstat *obp, int slpflg)
-{
- int i = (int)obp->obj_id;
-
- if ((ssc->ses_encstat & ENCI_SVALID) == 0 ||
- (ssc->ses_objmap[i].svalid) == 0) {
- int err = safte_rdstat(ssc, slpflg);
- if (err)
- return (err);
- }
- obp->cstat[0] = ssc->ses_objmap[i].encstat[0];
- obp->cstat[1] = ssc->ses_objmap[i].encstat[1];
- obp->cstat[2] = ssc->ses_objmap[i].encstat[2];
- obp->cstat[3] = ssc->ses_objmap[i].encstat[3];
- return (0);
-}
-
-
-static int
-safte_set_objstat(ses_softc_t *ssc, ses_objstat *obp, int slp)
-{
- int idx, err;
- encobj *ep;
- struct scfg *cc;
-
-
- SES_DLOG(ssc, "safte_set_objstat(%d): %x %x %x %x\n",
- (int)obp->obj_id, obp->cstat[0], obp->cstat[1], obp->cstat[2],
- obp->cstat[3]);
-
- /*
- * If this is clear, we don't do diddly.
- */
- if ((obp->cstat[0] & SESCTL_CSEL) == 0) {
- return (0);
- }
-
- err = 0;
- /*
- * Check to see if the common bits are set and do them first.
- */
- if (obp->cstat[0] & ~SESCTL_CSEL) {
- err = set_objstat_sel(ssc, obp, slp);
- if (err)
- return (err);
- }
-
- cc = ssc->ses_private;
- if (cc == NULL)
- return (0);
-
- idx = (int)obp->obj_id;
- ep = &ssc->ses_objmap[idx];
-
- switch (ep->enctype) {
- case SESTYP_DEVICE:
- {
- uint8_t slotop = 0;
- /*
- * XXX: I should probably cache the previous state
- * XXX: of SESCTL_DEVOFF so that when it goes from
- * XXX: true to false I can then set PREPARE FOR OPERATION
- * XXX: flag in PERFORM SLOT OPERATION write buffer command.
- */
- if (obp->cstat[2] & (SESCTL_RQSINS|SESCTL_RQSRMV)) {
- slotop |= 0x2;
- }
- if (obp->cstat[2] & SESCTL_RQSID) {
- slotop |= 0x4;
- }
- err = perf_slotop(ssc, (uint8_t) idx - (uint8_t) cc->slotoff,
- slotop, slp);
- if (err)
- return (err);
- if (obp->cstat[3] & SESCTL_RQSFLT) {
- ep->priv |= 0x2;
- } else {
- ep->priv &= ~0x2;
- }
- if (ep->priv & 0xc6) {
- ep->priv &= ~0x1;
- } else {
- ep->priv |= 0x1; /* no errors */
- }
- wrslot_stat(ssc, slp);
- break;
- }
- case SESTYP_POWER:
- if (obp->cstat[3] & SESCTL_RQSTFAIL) {
- cc->flag1 |= SAFT_FLG1_ENCPWRFAIL;
- } else {
- cc->flag1 &= ~SAFT_FLG1_ENCPWRFAIL;
- }
- err = wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
- cc->flag2, 0, slp);
- if (err)
- return (err);
- if (obp->cstat[3] & SESCTL_RQSTON) {
- (void) wrbuf16(ssc, SAFTE_WT_ACTPWS,
- idx - cc->pwroff, 0, 0, slp);
- } else {
- (void) wrbuf16(ssc, SAFTE_WT_ACTPWS,
- idx - cc->pwroff, 0, 1, slp);
- }
- break;
- case SESTYP_FAN:
- if (obp->cstat[3] & SESCTL_RQSTFAIL) {
- cc->flag1 |= SAFT_FLG1_ENCFANFAIL;
- } else {
- cc->flag1 &= ~SAFT_FLG1_ENCFANFAIL;
- }
- err = wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
- cc->flag2, 0, slp);
- if (err)
- return (err);
- if (obp->cstat[3] & SESCTL_RQSTON) {
- uint8_t fsp;
- if ((obp->cstat[3] & 0x7) == 7) {
- fsp = 4;
- } else if ((obp->cstat[3] & 0x7) == 6) {
- fsp = 3;
- } else if ((obp->cstat[3] & 0x7) == 4) {
- fsp = 2;
- } else {
- fsp = 1;
- }
- (void) wrbuf16(ssc, SAFTE_WT_FANSPD, idx, fsp, 0, slp);
- } else {
- (void) wrbuf16(ssc, SAFTE_WT_FANSPD, idx, 0, 0, slp);
- }
- break;
- case SESTYP_DOORLOCK:
- if (obp->cstat[3] & 0x1) {
- cc->flag2 &= ~SAFT_FLG2_LOCKDOOR;
- } else {
- cc->flag2 |= SAFT_FLG2_LOCKDOOR;
- }
- (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
- cc->flag2, 0, slp);
- break;
- case SESTYP_ALARM:
- /*
- * On all nonzero but the 'muted' bit, we turn on the alarm,
- */
- obp->cstat[3] &= ~0xa;
- if (obp->cstat[3] & 0x40) {
- cc->flag2 &= ~SAFT_FLG1_ALARM;
- } else if (obp->cstat[3] != 0) {
- cc->flag2 |= SAFT_FLG1_ALARM;
- } else {
- cc->flag2 &= ~SAFT_FLG1_ALARM;
- }
- ep->priv = obp->cstat[3];
- (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
- cc->flag2, 0, slp);
- break;
- default:
- break;
- }
- ep->svalid = 0;
- return (0);
-}
-
-static int
-safte_getconfig(ses_softc_t *ssc)
-{
- struct scfg *cfg;
- int err, amt;
- char *sdata;
- static char cdb[10] =
- { READ_BUFFER, 1, SAFTE_RD_RDCFG, 0, 0, 0, 0, 0, SAFT_SCRATCH, 0 };
-
- cfg = ssc->ses_private;
- if (cfg == NULL)
- return (ENXIO);
-
- sdata = SES_MALLOC(SAFT_SCRATCH);
- if (sdata == NULL)
- return (ENOMEM);
-
- amt = SAFT_SCRATCH;
- err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
- if (err) {
- SES_FREE(sdata, SAFT_SCRATCH);
- return (err);
- }
- amt = SAFT_SCRATCH - amt;
- if (amt < 6) {
- SES_LOG(ssc, "too little data (%d) for configuration\n", amt);
- SES_FREE(sdata, SAFT_SCRATCH);
- return (EIO);
- }
- SES_VLOG(ssc, "Nfans %d Npwr %d Nslots %d Lck %d Ntherm %d Nspkrs %d\n",
- sdata[0], sdata[1], sdata[2], sdata[3], sdata[4], sdata[5]);
- cfg->Nfans = sdata[0];
- cfg->Npwr = sdata[1];
- cfg->Nslots = sdata[2];
- cfg->DoorLock = sdata[3];
- cfg->Ntherm = sdata[4];
- cfg->Nspkrs = sdata[5];
- cfg->Nalarm = NPSEUDO_ALARM;
- SES_FREE(sdata, SAFT_SCRATCH);
- return (0);
-}
-
-static int
-safte_rdstat(ses_softc_t *ssc, int slpflg)
-{
- int err, oid, r, i, hiwater, nitems, amt;
- uint16_t tempflags;
- size_t buflen;
- uint8_t status, oencstat;
- char *sdata, cdb[10];
- struct scfg *cc = ssc->ses_private;
-
-
- /*
- * The number of objects overstates things a bit,
- * both for the bogus 'thermometer' entries and
- * the drive status (which isn't read at the same
- * time as the enclosure status), but that's okay.
- */
- buflen = 4 * cc->Nslots;
- if (ssc->ses_nobjects > buflen)
- buflen = ssc->ses_nobjects;
- sdata = SES_MALLOC(buflen);
- if (sdata == NULL)
- return (ENOMEM);
-
- cdb[0] = READ_BUFFER;
- cdb[1] = 1;
- cdb[2] = SAFTE_RD_RDESTS;
- cdb[3] = 0;
- cdb[4] = 0;
- cdb[5] = 0;
- cdb[6] = 0;
- cdb[7] = (buflen >> 8) & 0xff;
- cdb[8] = buflen & 0xff;
- cdb[9] = 0;
- amt = buflen;
- err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
- if (err) {
- SES_FREE(sdata, buflen);
- return (err);
- }
- hiwater = buflen - amt;
-
-
- /*
- * invalidate all status bits.
- */
- for (i = 0; i < ssc->ses_nobjects; i++)
- ssc->ses_objmap[i].svalid = 0;
- oencstat = ssc->ses_encstat & ALL_ENC_STAT;
- ssc->ses_encstat = 0;
-
-
- /*
- * Now parse returned buffer.
- * If we didn't get enough data back,
- * that's considered a fatal error.
- */
- oid = r = 0;
-
- for (nitems = i = 0; i < cc->Nfans; i++) {
- SAFT_BAIL(r, hiwater, sdata, buflen);
- /*
- * 0 = Fan Operational
- * 1 = Fan is malfunctioning
- * 2 = Fan is not present
- * 0x80 = Unknown or Not Reportable Status
- */
- ssc->ses_objmap[oid].encstat[1] = 0; /* resvd */
- ssc->ses_objmap[oid].encstat[2] = 0; /* resvd */
- switch ((int)(uint8_t)sdata[r]) {
- case 0:
- nitems++;
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- /*
- * We could get fancier and cache
- * fan speeds that we have set, but
- * that isn't done now.
- */
- ssc->ses_objmap[oid].encstat[3] = 7;
- break;
-
- case 1:
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_CRIT;
- /*
- * FAIL and FAN STOPPED synthesized
- */
- ssc->ses_objmap[oid].encstat[3] = 0x40;
- /*
- * Enclosure marked with CRITICAL error
- * if only one fan or no thermometers,
- * else the NONCRITICAL error is set.
- */
- if (cc->Nfans == 1 || cc->Ntherm == 0)
- ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
- else
- ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
- break;
- case 2:
- ssc->ses_objmap[oid].encstat[0] =
- SES_OBJSTAT_NOTINSTALLED;
- ssc->ses_objmap[oid].encstat[3] = 0;
- /*
- * Enclosure marked with CRITICAL error
- * if only one fan or no thermometers,
- * else the NONCRITICAL error is set.
- */
- if (cc->Nfans == 1)
- ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
- else
- ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
- break;
- case 0x80:
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
- ssc->ses_objmap[oid].encstat[3] = 0;
- ssc->ses_encstat |= SES_ENCSTAT_INFO;
- break;
- default:
- ssc->ses_objmap[oid].encstat[0] =
- SES_OBJSTAT_UNSUPPORTED;
- SES_LOG(ssc, "Unknown fan%d status 0x%x\n", i,
- sdata[r] & 0xff);
- break;
- }
- ssc->ses_objmap[oid++].svalid = 1;
- r++;
- }
-
- /*
- * No matter how you cut it, no cooling elements when there
- * should be some there is critical.
- */
- if (cc->Nfans && nitems == 0) {
- ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
- }
-
-
- for (i = 0; i < cc->Npwr; i++) {
- SAFT_BAIL(r, hiwater, sdata, buflen);
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
- ssc->ses_objmap[oid].encstat[1] = 0; /* resvd */
- ssc->ses_objmap[oid].encstat[2] = 0; /* resvd */
- ssc->ses_objmap[oid].encstat[3] = 0x20; /* requested on */
- switch ((uint8_t)sdata[r]) {
- case 0x00: /* pws operational and on */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- break;
- case 0x01: /* pws operational and off */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- ssc->ses_objmap[oid].encstat[3] = 0x10;
- ssc->ses_encstat |= SES_ENCSTAT_INFO;
- break;
- case 0x10: /* pws is malfunctioning and commanded on */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_CRIT;
- ssc->ses_objmap[oid].encstat[3] = 0x61;
- ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
- break;
-
- case 0x11: /* pws is malfunctioning and commanded off */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_NONCRIT;
- ssc->ses_objmap[oid].encstat[3] = 0x51;
- ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
- break;
- case 0x20: /* pws is not present */
- ssc->ses_objmap[oid].encstat[0] =
- SES_OBJSTAT_NOTINSTALLED;
- ssc->ses_objmap[oid].encstat[3] = 0;
- ssc->ses_encstat |= SES_ENCSTAT_INFO;
- break;
- case 0x21: /* pws is present */
- /*
- * This is for enclosures that cannot tell whether the
- * device is on or malfunctioning, but know that it is
- * present. Just fall through.
- */
- /* FALLTHROUGH */
- case 0x80: /* Unknown or Not Reportable Status */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
- ssc->ses_objmap[oid].encstat[3] = 0;
- ssc->ses_encstat |= SES_ENCSTAT_INFO;
- break;
- default:
- SES_LOG(ssc, "unknown power supply %d status (0x%x)\n",
- i, sdata[r] & 0xff);
- break;
- }
- ssc->ses_objmap[oid++].svalid = 1;
- r++;
- }
-
- /*
- * Skip over Slot SCSI IDs
- */
- r += cc->Nslots;
-
- /*
- * We always have doorlock status, no matter what,
- * but we only save the status if we have one.
- */
- SAFT_BAIL(r, hiwater, sdata, buflen);
- if (cc->DoorLock) {
- /*
- * 0 = Door Locked
- * 1 = Door Unlocked, or no Lock Installed
- * 0x80 = Unknown or Not Reportable Status
- */
- ssc->ses_objmap[oid].encstat[1] = 0;
- ssc->ses_objmap[oid].encstat[2] = 0;
- switch ((uint8_t)sdata[r]) {
- case 0:
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- ssc->ses_objmap[oid].encstat[3] = 0;
- break;
- case 1:
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- ssc->ses_objmap[oid].encstat[3] = 1;
- break;
- case 0x80:
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNKNOWN;
- ssc->ses_objmap[oid].encstat[3] = 0;
- ssc->ses_encstat |= SES_ENCSTAT_INFO;
- break;
- default:
- ssc->ses_objmap[oid].encstat[0] =
- SES_OBJSTAT_UNSUPPORTED;
- SES_LOG(ssc, "unknown lock status 0x%x\n",
- sdata[r] & 0xff);
- break;
- }
- ssc->ses_objmap[oid++].svalid = 1;
- }
- r++;
-
- /*
- * We always have speaker status, no matter what,
- * but we only save the status if we have one.
- */
- SAFT_BAIL(r, hiwater, sdata, buflen);
- if (cc->Nspkrs) {
- ssc->ses_objmap[oid].encstat[1] = 0;
- ssc->ses_objmap[oid].encstat[2] = 0;
- if (sdata[r] == 1) {
- /*
- * We need to cache tone urgency indicators.
- * Someday.
- */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_NONCRIT;
- ssc->ses_objmap[oid].encstat[3] = 0x8;
- ssc->ses_encstat |= SES_ENCSTAT_NONCRITICAL;
- } else if (sdata[r] == 0) {
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- ssc->ses_objmap[oid].encstat[3] = 0;
- } else {
- ssc->ses_objmap[oid].encstat[0] =
- SES_OBJSTAT_UNSUPPORTED;
- ssc->ses_objmap[oid].encstat[3] = 0;
- SES_LOG(ssc, "unknown spkr status 0x%x\n",
- sdata[r] & 0xff);
- }
- ssc->ses_objmap[oid++].svalid = 1;
- }
- r++;
-
- for (i = 0; i < cc->Ntherm; i++) {
- SAFT_BAIL(r, hiwater, sdata, buflen);
- /*
- * Status is a range from -10 to 245 deg Celsius,
- * which we need to normalize to -20 to -245 according
- * to the latest SCSI spec, which makes little
- * sense since this would overflow an 8bit value.
- * Well, still, the base normalization is -20,
- * not -10, so we have to adjust.
- *
- * So what's over and under temperature?
- * Hmm- we'll state that 'normal' operating
- * is 10 to 40 deg Celsius.
- */
-
- /*
- * Actually.... All of the units that people out in the world
- * seem to have do not come even close to setting a value that
- * complies with this spec.
- *
- * The closest explanation I could find was in an
- * LSI-Logic manual, which seemed to indicate that
- * this value would be set by whatever the I2C code
- * would interpolate from the output of an LM75
- * temperature sensor.
- *
- * This means that it is impossible to use the actual
- * numeric value to predict anything. But we don't want
- * to lose the value. So, we'll propagate the *uncorrected*
- * value and set SES_OBJSTAT_NOTAVAIL. We'll depend on the
- * temperature flags for warnings.
- */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_NOTAVAIL;
- ssc->ses_objmap[oid].encstat[1] = 0;
- ssc->ses_objmap[oid].encstat[2] = sdata[r];
- ssc->ses_objmap[oid].encstat[3] = 0;
- ssc->ses_objmap[oid++].svalid = 1;
- r++;
- }
-
- /*
- * Now, for "pseudo" thermometers, we have two bytes
- * of information in enclosure status- 16 bits. Actually,
- * the MSB is a single TEMP ALERT flag indicating whether
- * any other bits are set, but, thanks to fuzzy thinking,
- * in the SAF-TE spec, this can also be set even if no
- * other bits are set, thus making this really another
- * binary temperature sensor.
- */
-
- SAFT_BAIL(r, hiwater, sdata, buflen);
- tempflags = sdata[r++];
- SAFT_BAIL(r, hiwater, sdata, buflen);
- tempflags |= (tempflags << 8) | sdata[r++];
-
- for (i = 0; i < NPSEUDO_THERM; i++) {
- ssc->ses_objmap[oid].encstat[1] = 0;
- if (tempflags & (1 << (NPSEUDO_THERM - i - 1))) {
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_CRIT;
- ssc->ses_objmap[4].encstat[2] = 0xff;
- /*
- * Set 'over temperature' failure.
- */
- ssc->ses_objmap[oid].encstat[3] = 8;
- ssc->ses_encstat |= SES_ENCSTAT_CRITICAL;
- } else {
- /*
- * We used to say 'not available' and synthesize a
- * nominal 30 deg (C)- that was wrong. Actually,
- * Just say 'OK', and use the reserved value of
- * zero.
- */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- ssc->ses_objmap[oid].encstat[2] = 0;
- ssc->ses_objmap[oid].encstat[3] = 0;
- }
- ssc->ses_objmap[oid++].svalid = 1;
- }
-
- /*
- * Get alarm status.
- */
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- ssc->ses_objmap[oid].encstat[3] = ssc->ses_objmap[oid].priv;
- ssc->ses_objmap[oid++].svalid = 1;
-
- /*
- * Now get drive slot status
- */
- cdb[2] = SAFTE_RD_RDDSTS;
- amt = buflen;
- err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
- if (err) {
- SES_FREE(sdata, buflen);
- return (err);
- }
- hiwater = buflen - amt;
- for (r = i = 0; i < cc->Nslots; i++, r += 4) {
- SAFT_BAIL(r+3, hiwater, sdata, buflen);
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_UNSUPPORTED;
- ssc->ses_objmap[oid].encstat[1] = (uint8_t) i;
- ssc->ses_objmap[oid].encstat[2] = 0;
- ssc->ses_objmap[oid].encstat[3] = 0;
- status = sdata[r+3];
- if ((status & 0x1) == 0) { /* no device */
- ssc->ses_objmap[oid].encstat[0] =
- SES_OBJSTAT_NOTINSTALLED;
- } else {
- ssc->ses_objmap[oid].encstat[0] = SES_OBJSTAT_OK;
- }
- if (status & 0x2) {
- ssc->ses_objmap[oid].encstat[2] = 0x8;
- }
- if ((status & 0x4) == 0) {
- ssc->ses_objmap[oid].encstat[3] = 0x10;
- }
- ssc->ses_objmap[oid++].svalid = 1;
- }
- /* see comment below about sticky enclosure status */
- ssc->ses_encstat |= ENCI_SVALID | oencstat;
- SES_FREE(sdata, buflen);
- return (0);
-}
-
-static int
-set_objstat_sel(ses_softc_t *ssc, ses_objstat *obp, int slp)
-{
- int idx;
- encobj *ep;
- struct scfg *cc = ssc->ses_private;
-
- if (cc == NULL)
- return (0);
-
- idx = (int)obp->obj_id;
- ep = &ssc->ses_objmap[idx];
-
- switch (ep->enctype) {
- case SESTYP_DEVICE:
- if (obp->cstat[0] & SESCTL_PRDFAIL) {
- ep->priv |= 0x40;
- }
- /* SESCTL_RSTSWAP has no correspondence in SAF-TE */
- if (obp->cstat[0] & SESCTL_DISABLE) {
- ep->priv |= 0x80;
- /*
- * Hmm. Try to set the 'No Drive' flag.
- * Maybe that will count as a 'disable'.
- */
- }
- if (ep->priv & 0xc6) {
- ep->priv &= ~0x1;
- } else {
- ep->priv |= 0x1; /* no errors */
- }
- wrslot_stat(ssc, slp);
- break;
- case SESTYP_POWER:
- /*
- * Okay- the only one that makes sense here is to
- * do the 'disable' for a power supply.
- */
- if (obp->cstat[0] & SESCTL_DISABLE) {
- (void) wrbuf16(ssc, SAFTE_WT_ACTPWS,
- idx - cc->pwroff, 0, 0, slp);
- }
- break;
- case SESTYP_FAN:
- /*
- * Okay- the only one that makes sense here is to
- * set fan speed to zero on disable.
- */
- if (obp->cstat[0] & SESCTL_DISABLE) {
- /* remember- fans are the first items, so idx works */
- (void) wrbuf16(ssc, SAFTE_WT_FANSPD, idx, 0, 0, slp);
- }
- break;
- case SESTYP_DOORLOCK:
- /*
- * Well, we can 'disable' the lock.
- */
- if (obp->cstat[0] & SESCTL_DISABLE) {
- cc->flag2 &= ~SAFT_FLG2_LOCKDOOR;
- (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
- cc->flag2, 0, slp);
- }
- break;
- case SESTYP_ALARM:
- /*
- * Well, we can 'disable' the alarm.
- */
- if (obp->cstat[0] & SESCTL_DISABLE) {
- cc->flag2 &= ~SAFT_FLG1_ALARM;
- ep->priv |= 0x40; /* Muted */
- (void) wrbuf16(ssc, SAFTE_WT_GLOBAL, cc->flag1,
- cc->flag2, 0, slp);
- }
- break;
- default:
- break;
- }
- ep->svalid = 0;
- return (0);
-}
-
-/*
- * This function handles all of the 16 byte WRITE BUFFER commands.
- */
-static int
-wrbuf16(ses_softc_t *ssc, uint8_t op, uint8_t b1, uint8_t b2,
- uint8_t b3, int slp)
-{
- int err, amt;
- char *sdata;
- struct scfg *cc = ssc->ses_private;
- static char cdb[10] = { WRITE_BUFFER, 1, 0, 0, 0, 0, 0, 0, 16, 0 };
-
- if (cc == NULL)
- return (0);
-
- sdata = SES_MALLOC(16);
- if (sdata == NULL)
- return (ENOMEM);
-
- SES_DLOG(ssc, "saf_wrbuf16 %x %x %x %x\n", op, b1, b2, b3);
-
- sdata[0] = op;
- sdata[1] = b1;
- sdata[2] = b2;
- sdata[3] = b3;
- MEMZERO(&sdata[4], 12);
- amt = -16;
- err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
- SES_FREE(sdata, 16);
- return (err);
-}
-
-/*
- * This function updates the status byte for the device slot described.
- *
- * Since this is an optional SAF-TE command, there's no point in
- * returning an error.
- */
-static void
-wrslot_stat(ses_softc_t *ssc, int slp)
-{
- int i, amt;
- encobj *ep;
- char cdb[10], *sdata;
- struct scfg *cc = ssc->ses_private;
-
- if (cc == NULL)
- return;
-
- SES_DLOG(ssc, "saf_wrslot\n");
- cdb[0] = WRITE_BUFFER;
- cdb[1] = 1;
- cdb[2] = 0;
- cdb[3] = 0;
- cdb[4] = 0;
- cdb[5] = 0;
- cdb[6] = 0;
- cdb[7] = 0;
- cdb[8] = cc->Nslots * 3 + 1;
- cdb[9] = 0;
-
- sdata = SES_MALLOC(cc->Nslots * 3 + 1);
- if (sdata == NULL)
- return;
- MEMZERO(sdata, cc->Nslots * 3 + 1);
-
- sdata[0] = SAFTE_WT_DSTAT;
- for (i = 0; i < cc->Nslots; i++) {
- ep = &ssc->ses_objmap[cc->slotoff + i];
- SES_DLOG(ssc, "saf_wrslot %d <- %x\n", i, ep->priv & 0xff);
- sdata[1 + (3 * i)] = ep->priv & 0xff;
- }
- amt = -(cc->Nslots * 3 + 1);
- (void) ses_runcmd(ssc, cdb, 10, sdata, &amt);
- SES_FREE(sdata, cc->Nslots * 3 + 1);
-}
-
-/*
- * This function issues the "PERFORM SLOT OPERATION" command.
- */
-static int
-perf_slotop(ses_softc_t *ssc, uint8_t slot, uint8_t opflag, int slp)
-{
- int err, amt;
- char *sdata;
- struct scfg *cc = ssc->ses_private;
- static char cdb[10] =
- { WRITE_BUFFER, 1, 0, 0, 0, 0, 0, 0, SAFT_SCRATCH, 0 };
-
- if (cc == NULL)
- return (0);
-
- sdata = SES_MALLOC(SAFT_SCRATCH);
- if (sdata == NULL)
- return (ENOMEM);
- MEMZERO(sdata, SAFT_SCRATCH);
-
- sdata[0] = SAFTE_WT_SLTOP;
- sdata[1] = slot;
- sdata[2] = opflag;
- SES_DLOG(ssc, "saf_slotop slot %d op %x\n", slot, opflag);
- amt = -SAFT_SCRATCH;
- err = ses_runcmd(ssc, cdb, 10, sdata, &amt);
- SES_FREE(sdata, SAFT_SCRATCH);
- return (err);
-}
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