int
ch_getelemstatus(struct ch_softc *sc, int first, int count, caddr_t data,
size_t datalen, int voltag)
{
struct scsi_read_element_status *cmd;
struct scsi_xfer *xs;
int error;
/*
* Build SCSI command.
*/
xs = scsi_xs_get(sc->sc_link, SCSI_DATA_IN);
if (xs == NULL)
return (ENOMEM);
xs->cmdlen = sizeof(*cmd);
xs->data = data;
xs->datalen = datalen;
xs->retries = CHRETRIES;
xs->timeout = 100000;
cmd = (struct scsi_read_element_status *)xs->cmd;
cmd->opcode = READ_ELEMENT_STATUS;
_lto2b(first, cmd->sea);
_lto2b(count, cmd->count);
_lto3b(datalen, cmd->len);
if (voltag)
cmd->byte2 |= READ_ELEMENT_STATUS_VOLTAG;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
return (error);
}
int
emc_inquiry(struct emc_softc *sc, char *model, char *serial)
{
u_int8_t *buffer;
struct scsi_inquiry *cdb;
struct scsi_xfer *xs;
size_t length;
int error;
u_int8_t slen, mlen;
length = MIN(sc->sc_path.p_link->inqdata.additional_length + 5, 255);
if (length < 160) {
printf("%s: FC (Legacy)\n");
return (0);
}
buffer = dma_alloc(length, PR_WAITOK);
xs = scsi_xs_get(sc->sc_path.p_link, scsi_autoconf);
if (xs == NULL) {
error = EBUSY;
goto done;
}
cdb = (struct scsi_inquiry *)xs->cmd;
cdb->opcode = INQUIRY;
_lto2b(length, cdb->length);
xs->cmdlen = sizeof(*cdb);
xs->flags |= SCSI_DATA_IN;
xs->data = buffer;
xs->datalen = length;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error != 0)
goto done;
slen = buffer[160];
if (slen == 0 || slen + 161 > length) {
error = EIO;
goto done;
}
mlen = buffer[99];
if (mlen == 0 || slen + mlen + 161 > length) {
error = EIO;
goto done;
}
scsi_strvis(serial, buffer + 161, slen);
scsi_strvis(model, buffer + 161 + slen, mlen);
error = 0;
done:
dma_free(buffer, length);
return (error);
}
int
ch_move(struct ch_softc *sc, struct changer_move *cm)
{
struct scsi_move_medium *cmd;
struct scsi_xfer *xs;
int error;
u_int16_t fromelem, toelem;
/*
* Check arguments.
*/
if ((cm->cm_fromtype > CHET_DT) || (cm->cm_totype > CHET_DT))
return (EINVAL);
if ((cm->cm_fromunit > (sc->sc_counts[cm->cm_fromtype] - 1)) ||
(cm->cm_tounit > (sc->sc_counts[cm->cm_totype] - 1)))
return (ENODEV);
/*
* Check the request against the changer's capabilities.
*/
if ((sc->sc_movemask[cm->cm_fromtype] & (1 << cm->cm_totype)) == 0)
return (EINVAL);
/*
* Calculate the source and destination elements.
*/
fromelem = sc->sc_firsts[cm->cm_fromtype] + cm->cm_fromunit;
toelem = sc->sc_firsts[cm->cm_totype] + cm->cm_tounit;
/*
* Build the SCSI command.
*/
xs = scsi_xs_get(sc->sc_link, 0);
if (xs == NULL)
return (ENOMEM);
xs->cmdlen = sizeof(*cmd);
xs->retries = CHRETRIES;
xs->timeout = 100000;
cmd = (struct scsi_move_medium *)xs->cmd;
cmd->opcode = MOVE_MEDIUM;
_lto2b(sc->sc_picker, cmd->tea);
_lto2b(fromelem, cmd->src);
_lto2b(toelem, cmd->dst);
if (cm->cm_flags & CM_INVERT)
cmd->flags |= MOVE_MEDIUM_INVERT;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
return (error);
}
int
emc_inquiry(struct emc_softc *sc, char *model, char *serial)
{
u_int8_t buffer[255];
struct scsi_inquiry *cdb;
struct scsi_xfer *xs;
size_t length;
int error;
u_int8_t slen, mlen;
length = MIN(sc->sc_path.p_link->inqdata.additional_length + 5,
sizeof(buffer));
if (length < 160) {
printf("%s: FC (Legacy)\n");
return (0);
}
xs = scsi_xs_get(sc->sc_path.p_link, scsi_autoconf);
if (xs == NULL)
return (EBUSY);
cdb = (struct scsi_inquiry *)xs->cmd;
cdb->opcode = INQUIRY;
_lto2b(length, cdb->length);
xs->cmdlen = sizeof(*cdb);
xs->flags |= SCSI_DATA_IN;
xs->data = buffer;
xs->datalen = length;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error != 0)
return (error);
slen = buffer[160];
if (slen == 0 || slen + 161 > length)
return (EIO);
mlen = buffer[99];
if (mlen == 0 || slen + mlen + 161 > length)
return (EIO);
scsi_strvis(serial, buffer + 161, slen);
scsi_strvis(model, buffer + 161 + slen, mlen);
return (0);
}
int
sd_read_cap_16(struct sd_softc *sc, int flags)
{
struct scsi_read_capacity_16 cdb;
struct scsi_read_cap_data_16 *rdcap;
struct scsi_xfer *xs;
int rv = ENOMEM;
CLR(flags, SCSI_IGNORE_ILLEGAL_REQUEST);
rdcap = dma_alloc(sizeof(*rdcap), (ISSET(flags, SCSI_NOSLEEP) ?
PR_NOWAIT : PR_WAITOK) | PR_ZERO);
if (rdcap == NULL)
return (ENOMEM);
xs = scsi_xs_get(sc->sc_link, flags | SCSI_DATA_IN | SCSI_SILENT);
if (xs == NULL)
goto done;
bzero(&cdb, sizeof(cdb));
cdb.opcode = READ_CAPACITY_16;
cdb.byte2 = SRC16_SERVICE_ACTION;
_lto4b(sizeof(*rdcap), cdb.length);
memcpy(xs->cmd, &cdb, sizeof(cdb));
xs->cmdlen = sizeof(cdb);
xs->data = (void *)rdcap;
xs->datalen = sizeof(*rdcap);
xs->timeout = 20000;
rv = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (rv == 0) {
sc->params.disksize = _8btol(rdcap->addr) + 1;
sc->params.secsize = _4btol(rdcap->length);
if (ISSET(_2btol(rdcap->lowest_aligned), READ_CAP_16_TPE))
SET(sc->flags, SDF_THIN);
else
CLR(sc->flags, SDF_THIN);
}
done:
dma_free(rdcap, sizeof(*rdcap));
return (rv);
}
int
ch_position(struct ch_softc *sc, struct changer_position *cp)
{
struct scsi_position_to_element *cmd;
struct scsi_xfer *xs;
int error;
u_int16_t dst;
/*
* Check arguments.
*/
if (cp->cp_type > CHET_DT)
return (EINVAL);
if (cp->cp_unit > (sc->sc_counts[cp->cp_type] - 1))
return (ENODEV);
/*
* Calculate the destination element.
*/
dst = sc->sc_firsts[cp->cp_type] + cp->cp_unit;
/*
* Build the SCSI command.
*/
xs = scsi_xs_get(sc->sc_link, 0);
if (xs == NULL)
return (ENOMEM);
xs->cmdlen = sizeof(*cmd);
xs->retries = CHRETRIES;
xs->timeout = 100000;
cmd = (struct scsi_position_to_element *)xs->cmd;
cmd->opcode = POSITION_TO_ELEMENT;
_lto2b(sc->sc_picker, cmd->tea);
_lto2b(dst, cmd->dst);
if (cp->cp_flags & CP_INVERT)
cmd->flags |= POSITION_TO_ELEMENT_INVERT;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
return (error);
}
int
sd_flush(struct sd_softc *sc, int flags)
{
struct scsi_link *link = sc->sc_link;
struct scsi_xfer *xs;
struct scsi_synchronize_cache *cmd;
int error;
if (link->quirks & SDEV_NOSYNCCACHE)
return (0);
/*
* Issue a SYNCHRONIZE CACHE. Address 0, length 0 means "all remaining
* blocks starting at address 0". Ignore ILLEGAL REQUEST in the event
* that the command is not supported by the device.
*/
xs = scsi_xs_get(link, flags);
if (xs == NULL) {
SC_DEBUG(link, SDEV_DB1, ("cache sync failed to get xs\n"));
return (EIO);
}
cmd = (struct scsi_synchronize_cache *)xs->cmd;
cmd->opcode = SYNCHRONIZE_CACHE;
xs->cmdlen = sizeof(*cmd);
xs->timeout = 100000;
xs->flags |= SCSI_IGNORE_ILLEGAL_REQUEST;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error)
SC_DEBUG(link, SDEV_DB1, ("cache sync failed\n"));
else
sc->flags &= ~SDF_DIRTY;
return (error);
}
int
safte_bio_blink(struct safte_softc *sc, struct bioc_blink *blink)
{
struct safte_writebuf_cmd *cmd;
struct safte_slotop *op;
struct scsi_xfer *xs;
int error, slot, flags = 0, wantblink;
switch (blink->bb_status) {
case BIOC_SBBLINK:
wantblink = 1;
break;
case BIOC_SBUNBLINK:
wantblink = 0;
break;
default:
return (EINVAL);
}
rw_enter_read(&sc->sc_lock);
for (slot = 0; slot < sc->sc_nslots; slot++) {
if (sc->sc_slots[slot] == blink->bb_target)
break;
}
rw_exit_read(&sc->sc_lock);
if (slot >= sc->sc_nslots)
return (ENODEV);
op = dma_alloc(sizeof(*op), PR_WAITOK | PR_ZERO);
op->opcode = SAFTE_WRITE_SLOTOP;
op->slot = slot;
op->flags |= wantblink ? SAFTE_SLOTOP_IDENTIFY : 0;
if (cold)
flags |= SCSI_AUTOCONF;
xs = scsi_xs_get(sc->sc_link, flags | SCSI_DATA_OUT | SCSI_SILENT);
if (xs == NULL) {
dma_free(op, sizeof(*op));
return (ENOMEM);
}
xs->cmdlen = sizeof(*cmd);
xs->data = (void *)op;
xs->datalen = sizeof(*op);
xs->retries = 2;
xs->timeout = 30000;
cmd = (struct safte_writebuf_cmd *)xs->cmd;
cmd->opcode = WRITE_BUFFER;
cmd->flags |= SAFTE_WR_MODE;
cmd->length = htobe16(sizeof(struct safte_slotop));
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error != 0) {
error = EIO;
}
dma_free(op, sizeof(*op));
return (error);
}
void
safte_read_encstat(void *arg)
{
struct safte_readbuf_cmd *cmd;
struct safte_sensor *s;
struct safte_softc *sc = (struct safte_softc *)arg;
struct scsi_xfer *xs;
int error, i, flags = 0;
u_int16_t oot;
rw_enter_write(&sc->sc_lock);
if (cold)
flags |= SCSI_AUTOCONF;
xs = scsi_xs_get(sc->sc_link, flags | SCSI_DATA_IN | SCSI_SILENT);
if (xs == NULL) {
rw_exit_write(&sc->sc_lock);
return;
}
xs->cmdlen = sizeof(*cmd);
xs->data = sc->sc_encbuf;
xs->datalen = sc->sc_encbuflen;
xs->retries = 2;
xs->timeout = 30000;
cmd = (struct safte_readbuf_cmd *)xs->cmd;
cmd->opcode = READ_BUFFER;
cmd->flags |= SAFTE_RD_MODE;
cmd->bufferid = SAFTE_RD_ENCSTAT;
cmd->length = htobe16(sc->sc_encbuflen);
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error != 0) {
rw_exit_write(&sc->sc_lock);
return;
}
for (i = 0; i < sc->sc_nsensors; i++) {
s = &sc->sc_sensors[i];
s->se_sensor.flags &= ~SENSOR_FUNKNOWN;
DPRINTF(("%s: %d type: %d field: 0x%02x\n", DEVNAME(sc), i,
s->se_type, *s->se_field));
switch (s->se_type) {
case SAFTE_T_FAN:
switch (*s->se_field) {
case SAFTE_FAN_OP:
s->se_sensor.value = 1;
s->se_sensor.status = SENSOR_S_OK;
break;
case SAFTE_FAN_MF:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_CRIT;
break;
case SAFTE_FAN_NOTINST:
case SAFTE_FAN_UNKNOWN:
default:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_UNKNOWN;
s->se_sensor.flags |= SENSOR_FUNKNOWN;
break;
}
break;
case SAFTE_T_PWRSUP:
switch (*s->se_field) {
case SAFTE_PWR_OP_ON:
s->se_sensor.value = 1;
s->se_sensor.status = SENSOR_S_OK;
break;
case SAFTE_PWR_OP_OFF:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_OK;
break;
case SAFTE_PWR_MF_ON:
s->se_sensor.value = 1;
s->se_sensor.status = SENSOR_S_CRIT;
break;
case SAFTE_PWR_MF_OFF:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_CRIT;
break;
case SAFTE_PWR_NOTINST:
case SAFTE_PWR_PRESENT:
case SAFTE_PWR_UNKNOWN:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_UNKNOWN;
s->se_sensor.flags |= SENSOR_FUNKNOWN;
break;
}
break;
case SAFTE_T_DOORLOCK:
switch (*s->se_field) {
case SAFTE_DOOR_LOCKED:
s->se_sensor.value = 1;
s->se_sensor.status = SENSOR_S_OK;
break;
case SAFTE_DOOR_UNLOCKED:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_CRIT;
break;
case SAFTE_DOOR_UNKNOWN:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_CRIT;
s->se_sensor.flags |= SENSOR_FUNKNOWN;
break;
}
break;
case SAFTE_T_ALARM:
switch (*s->se_field) {
case SAFTE_SPKR_OFF:
s->se_sensor.value = 0;
s->se_sensor.status = SENSOR_S_OK;
break;
case SAFTE_SPKR_ON:
s->se_sensor.value = 1;
s->se_sensor.status = SENSOR_S_CRIT;
break;
}
break;
case SAFTE_T_TEMP:
s->se_sensor.value = safte_temp2uK(*s->se_field,
sc->sc_celsius);
break;
}
}
oot = _2btol(sc->sc_temperrs);
for (i = 0; i < sc->sc_ntemps; i++)
sc->sc_temps[i].se_sensor.status =
(oot & (1 << i)) ? SENSOR_S_CRIT : SENSOR_S_OK;
rw_exit_write(&sc->sc_lock);
}
int
safte_read_config(struct safte_softc *sc)
{
struct safte_config *config = NULL;
struct safte_readbuf_cmd *cmd;
struct safte_sensor *s;
struct scsi_xfer *xs;
int error = 0, flags = 0, i, j;
config = dma_alloc(sizeof(*config), PR_NOWAIT);
if (config == NULL)
return (1);
if (cold)
flags |= SCSI_AUTOCONF;
xs = scsi_xs_get(sc->sc_link, flags | SCSI_DATA_IN | SCSI_SILENT);
if (xs == NULL) {
error = 1;
goto done;
}
xs->cmdlen = sizeof(*cmd);
xs->data = (void *)config;
xs->datalen = sizeof(*config);
xs->retries = 2;
xs->timeout = 30000;
cmd = (struct safte_readbuf_cmd *)xs->cmd;
cmd->opcode = READ_BUFFER;
cmd->flags |= SAFTE_RD_MODE;
cmd->bufferid = SAFTE_RD_CONFIG;
cmd->length = htobe16(sizeof(*config));
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error != 0) {
error = 1;
goto done;
}
DPRINTF(("%s: nfans: %d npwrsup: %d nslots: %d doorlock: %d ntemps: %d"
" alarm: %d celsius: %d ntherm: %d\n", DEVNAME(sc), config->nfans,
config->npwrsup, config->nslots, config->doorlock, config->ntemps,
config->alarm, SAFTE_CFG_CELSIUS(config->therm),
SAFTE_CFG_NTHERM(config->therm)));
sc->sc_encbuflen = config->nfans * sizeof(u_int8_t) + /* fan status */
config->npwrsup * sizeof(u_int8_t) + /* power supply status */
config->nslots * sizeof(u_int8_t) + /* device scsi id (lun) */
sizeof(u_int8_t) + /* door lock status */
sizeof(u_int8_t) + /* speaker status */
config->ntemps * sizeof(u_int8_t) + /* temp sensors */
sizeof(u_int16_t); /* temp out of range sensors */
sc->sc_encbuf = dma_alloc(sc->sc_encbuflen, PR_NOWAIT);
if (sc->sc_encbuf == NULL) {
error = 1;
goto done;
}
sc->sc_nsensors = config->nfans + config->npwrsup + config->ntemps +
(config->doorlock ? 1 : 0) + (config->alarm ? 1 : 0);
sc->sc_sensors = mallocarray(sc->sc_nsensors, sizeof(struct safte_sensor),
M_DEVBUF, M_NOWAIT | M_ZERO);
if (sc->sc_sensors == NULL) {
dma_free(sc->sc_encbuf, sc->sc_encbuflen);
sc->sc_encbuf = NULL;
sc->sc_nsensors = 0;
error = 1;
goto done;
}
strlcpy(sc->sc_sensordev.xname, DEVNAME(sc),
sizeof(sc->sc_sensordev.xname));
s = sc->sc_sensors;
for (i = 0; i < config->nfans; i++) {
s->se_type = SAFTE_T_FAN;
s->se_field = (u_int8_t *)(sc->sc_encbuf + i);
s->se_sensor.type = SENSOR_INDICATOR;
snprintf(s->se_sensor.desc, sizeof(s->se_sensor.desc),
"Fan%d", i);
s++;
}
j = config->nfans;
for (i = 0; i < config->npwrsup; i++) {
s->se_type = SAFTE_T_PWRSUP;
s->se_field = (u_int8_t *)(sc->sc_encbuf + j + i);
s->se_sensor.type = SENSOR_INDICATOR;
snprintf(s->se_sensor.desc, sizeof(s->se_sensor.desc),
"PSU%d", i);
s++;
}
j += config->npwrsup;
#if NBIO > 0
sc->sc_nslots = config->nslots;
sc->sc_slots = (u_int8_t *)(sc->sc_encbuf + j);
#endif
j += config->nslots;
if (config->doorlock) {
s->se_type = SAFTE_T_DOORLOCK;
s->se_field = (u_int8_t *)(sc->sc_encbuf + j);
s->se_sensor.type = SENSOR_INDICATOR;
strlcpy(s->se_sensor.desc, "doorlock",
sizeof(s->se_sensor.desc));
s++;
}
j++;
if (config->alarm) {
s->se_type = SAFTE_T_ALARM;
s->se_field = (u_int8_t *)(sc->sc_encbuf + j);
s->se_sensor.type = SENSOR_INDICATOR;
strlcpy(s->se_sensor.desc, "alarm", sizeof(s->se_sensor.desc));
s++;
}
j++;
/*
* stash the temp info so we can get out of range status. limit the
* number so the out of temp checks cant go into memory it doesnt own
*/
sc->sc_ntemps = (config->ntemps > 15) ? 15 : config->ntemps;
sc->sc_temps = s;
sc->sc_celsius = SAFTE_CFG_CELSIUS(config->therm);
for (i = 0; i < config->ntemps; i++) {
s->se_type = SAFTE_T_TEMP;
s->se_field = (u_int8_t *)(sc->sc_encbuf + j + i);
s->se_sensor.type = SENSOR_TEMP;
s++;
}
j += config->ntemps;
sc->sc_temperrs = (u_int8_t *)(sc->sc_encbuf + j);
done:
dma_free(config, sizeof(*config));
return (error);
}
int
safte_match(struct device *parent, void *match, void *aux)
{
struct scsi_inquiry_data *inqbuf;
struct scsi_attach_args *sa = aux;
struct scsi_inquiry_data *inq = sa->sa_inqbuf;
struct scsi_xfer *xs;
struct safte_inq *si;
int error, flags = 0, length;
if (inq == NULL)
return (0);
/* match on dell enclosures */
if ((inq->device & SID_TYPE) == T_PROCESSOR &&
SCSISPC(inq->version) == 3)
return (2);
if ((inq->device & SID_TYPE) != T_PROCESSOR ||
SCSISPC(inq->version) != 2 ||
(inq->response_format & SID_ANSII) != 2)
return (0);
length = inq->additional_length + SAFTE_EXTRA_OFFSET;
if (length < SAFTE_INQ_LEN)
return (0);
if (length > sizeof(*inqbuf))
length = sizeof(*inqbuf);
inqbuf = dma_alloc(sizeof(*inqbuf), PR_NOWAIT | PR_ZERO);
if (inqbuf == NULL)
return (0);
memset(inqbuf->extra, ' ', sizeof(inqbuf->extra));
if (cold)
flags |= SCSI_AUTOCONF;
xs = scsi_xs_get(sa->sa_sc_link, flags | SCSI_DATA_IN);
if (xs == NULL)
goto fail;
xs->retries = 2;
xs->timeout = 10000;
scsi_init_inquiry(xs, 0, 0, inqbuf, length);
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (error)
goto fail;
si = (struct safte_inq *)&inqbuf->extra;
if (memcmp(si->ident, SAFTE_IDENT, sizeof(si->ident)) == 0) {
dma_free(inqbuf, sizeof(*inqbuf));
return (2);
}
fail:
dma_free(inqbuf, sizeof(*inqbuf));
return (0);
}
/*
* dump all of physical memory into the partition specified, starting
* at offset 'dumplo' into the partition.
*/
int
sddump(dev_t dev, daddr_t blkno, caddr_t va, size_t size)
{
struct sd_softc *sc; /* disk unit to do the I/O */
struct disklabel *lp; /* disk's disklabel */
int unit, part;
u_int32_t sectorsize; /* size of a disk sector */
u_int64_t nsects; /* number of sectors in partition */
u_int64_t sectoff; /* sector offset of partition */
u_int64_t totwrt; /* total number of sectors left to write */
u_int32_t nwrt; /* current number of sectors to write */
struct scsi_xfer *xs; /* ... convenience */
int rv;
/* Check if recursive dump; if so, punt. */
if (sddoingadump)
return EFAULT;
if (blkno < 0)
return EINVAL;
/* Mark as active early. */
sddoingadump = 1;
unit = DISKUNIT(dev); /* Decompose unit & partition. */
part = DISKPART(dev);
/* Check for acceptable drive number. */
if (unit >= sd_cd.cd_ndevs || (sc = sd_cd.cd_devs[unit]) == NULL)
return ENXIO;
/*
* XXX Can't do this check, since the media might have been
* XXX marked `invalid' by successful unmounting of all
* XXX filesystems.
*/
#if 0
/* Make sure it was initialized. */
if ((sc->sc_link->flags & SDEV_MEDIA_LOADED) != SDEV_MEDIA_LOADED)
return ENXIO;
#endif
/* Convert to disk sectors. Request must be a multiple of size. */
lp = sc->sc_dk.dk_label;
sectorsize = lp->d_secsize;
if ((size % sectorsize) != 0)
return EFAULT;
if ((blkno % DL_BLKSPERSEC(lp)) != 0)
return EFAULT;
totwrt = size / sectorsize;
blkno = DL_BLKTOSEC(lp, blkno);
nsects = DL_GETPSIZE(&lp->d_partitions[part]);
sectoff = DL_GETPOFFSET(&lp->d_partitions[part]);
/* Check transfer bounds against partition size. */
if ((blkno + totwrt) > nsects)
return EINVAL;
/* Offset block number to start of partition. */
blkno += sectoff;
while (totwrt > 0) {
if (totwrt > UINT32_MAX)
nwrt = UINT32_MAX;
else
nwrt = totwrt;
#ifndef SD_DUMP_NOT_TRUSTED
xs = scsi_xs_get(sc->sc_link, SCSI_NOSLEEP);
if (xs == NULL)
return (ENOMEM);
xs->timeout = 10000;
xs->flags |= SCSI_DATA_OUT;
xs->data = va;
xs->datalen = nwrt * sectorsize;
sd_cmd_rw10(xs, 0, blkno, nwrt); /* XXX */
rv = scsi_xs_sync(xs);
scsi_xs_put(xs);
if (rv != 0)
return (ENXIO);
#else /* SD_DUMP_NOT_TRUSTED */
/* Let's just talk about this first... */
printf("sd%d: dump addr 0x%x, blk %lld\n", unit, va,
(long long)blkno);
delay(500 * 1000); /* half a second */
#endif /* SD_DUMP_NOT_TRUSTED */
/* update block count */
totwrt -= nwrt;
blkno += nwrt;
va += sectorsize * nwrt;
}
sddoingadump = 0;
return (0);
}
int
scsi_ioc_cmd(struct scsi_link *link, scsireq_t *screq)
{
struct scsi_xfer *xs;
int err = 0;
if (screq->cmdlen > sizeof(struct scsi_generic))
return (EFAULT);
if (screq->datalen > MAXPHYS)
return (EINVAL);
xs = scsi_xs_get(link, 0);
if (xs == NULL)
return (ENOMEM);
memcpy(xs->cmd, screq->cmd, screq->cmdlen);
xs->cmdlen = screq->cmdlen;
if (screq->datalen > 0) {
xs->data = dma_alloc(screq->datalen, PR_WAITOK | PR_ZERO);
if (xs->data == NULL) {
err = ENOMEM;
goto err;
}
xs->datalen = screq->datalen;
}
if (screq->flags & SCCMD_READ)
xs->flags |= SCSI_DATA_IN;
if (screq->flags & SCCMD_WRITE) {
if (screq->datalen > 0) {
err = copyin(screq->databuf, xs->data, screq->datalen);
if (err != 0)
goto err;
}
xs->flags |= SCSI_DATA_OUT;
}
xs->flags |= SCSI_SILENT; /* User is responsible for errors. */
xs->timeout = screq->timeout;
xs->retries = 0; /* user must do the retries *//* ignored */
scsi_xs_sync(xs);
screq->retsts = 0;
screq->status = xs->status;
switch (xs->error) {
case XS_NOERROR:
/* probably rubbish */
screq->datalen_used = xs->datalen - xs->resid;
screq->retsts = SCCMD_OK;
break;
case XS_SENSE:
#ifdef SCSIDEBUG
scsi_sense_print_debug(xs);
#endif
screq->senselen_used = min(sizeof(xs->sense),
sizeof(screq->sense));
bcopy(&xs->sense, screq->sense, screq->senselen_used);
screq->retsts = SCCMD_SENSE;
break;
case XS_SHORTSENSE:
#ifdef SCSIDEBUG
scsi_sense_print_debug(xs);
#endif
printf("XS_SHORTSENSE\n");
screq->senselen_used = min(sizeof(xs->sense),
sizeof(screq->sense));
bcopy(&xs->sense, screq->sense, screq->senselen_used);
screq->retsts = SCCMD_UNKNOWN;
break;
case XS_DRIVER_STUFFUP:
screq->retsts = SCCMD_UNKNOWN;
break;
case XS_TIMEOUT:
screq->retsts = SCCMD_TIMEOUT;
break;
case XS_BUSY:
screq->retsts = SCCMD_BUSY;
break;
default:
screq->retsts = SCCMD_UNKNOWN;
break;
}
if (screq->datalen > 0 && screq->flags & SCCMD_READ) {
err = copyout(xs->data, screq->databuf, screq->datalen);
if (err != 0)
goto err;
}
err:
if (xs->data)
dma_free(xs->data, screq->datalen);
scsi_xs_put(xs);
return (err);
}
int
scsi_ioc_ata_cmd(struct scsi_link *link, atareq_t *atareq)
{
struct scsi_xfer *xs;
struct scsi_ata_passthru_12 *cdb;
int err = 0;
if (atareq->datalen > MAXPHYS)
return (EINVAL);
xs = scsi_xs_get(link, 0);
if (xs == NULL)
return (ENOMEM);
cdb = (struct scsi_ata_passthru_12 *)xs->cmd;
cdb->opcode = ATA_PASSTHRU_12;
if (atareq->datalen > 0) {
if (atareq->flags & ATACMD_READ) {
cdb->count_proto = ATA_PASSTHRU_PROTO_PIO_DATAIN;
cdb->flags = ATA_PASSTHRU_T_DIR_READ;
} else {
cdb->count_proto = ATA_PASSTHRU_PROTO_PIO_DATAOUT;
cdb->flags = ATA_PASSTHRU_T_DIR_WRITE;
}
cdb->flags |= ATA_PASSTHRU_T_LEN_SECTOR_COUNT;
} else {
cdb->count_proto = ATA_PASSTHRU_PROTO_NON_DATA;
cdb->flags = ATA_PASSTHRU_T_LEN_NONE;
}
cdb->features = atareq->features;
cdb->sector_count = atareq->sec_count;
cdb->lba_low = atareq->sec_num;
cdb->lba_mid = atareq->cylinder;
cdb->lba_high = atareq->cylinder >> 8;
cdb->device = atareq->head & 0x0f;
cdb->command = atareq->command;
xs->cmdlen = sizeof(*cdb);
if (atareq->datalen > 0) {
xs->data = dma_alloc(atareq->datalen, PR_WAITOK | PR_ZERO);
if (xs->data == NULL) {
err = ENOMEM;
goto err;
}
xs->datalen = atareq->datalen;
}
if (atareq->flags & ATACMD_READ)
xs->flags |= SCSI_DATA_IN;
if (atareq->flags & ATACMD_WRITE) {
if (atareq->datalen > 0) {
err = copyin(atareq->databuf, xs->data,
atareq->datalen);
if (err != 0)
goto err;
}
xs->flags |= SCSI_DATA_OUT;
}
xs->flags |= SCSI_SILENT; /* User is responsible for errors. */
xs->retries = 0; /* user must do the retries *//* ignored */
scsi_xs_sync(xs);
atareq->retsts = ATACMD_ERROR;
switch (xs->error) {
case XS_SENSE:
case XS_SHORTSENSE:
#ifdef SCSIDEBUG
scsi_sense_print_debug(xs);
#endif
/* XXX this is not right */
case XS_NOERROR:
atareq->retsts = ATACMD_OK;
break;
default:
atareq->retsts = ATACMD_ERROR;
break;
}
if (atareq->datalen > 0 && atareq->flags & ATACMD_READ) {
err = copyout(xs->data, atareq->databuf, atareq->datalen);
if (err != 0)
goto err;
}
err:
if (xs->data)
dma_free(xs->data, atareq->datalen);
scsi_xs_put(xs);
return (err);
}
int
ch_exchange(struct ch_softc *sc, struct changer_exchange *ce)
{
struct scsi_exchange_medium *cmd;
struct scsi_xfer *xs;
int error;
u_int16_t src, dst1, dst2;
/*
* Check arguments.
*/
if ((ce->ce_srctype > CHET_DT) || (ce->ce_fdsttype > CHET_DT) ||
(ce->ce_sdsttype > CHET_DT))
return (EINVAL);
if ((ce->ce_srcunit > (sc->sc_counts[ce->ce_srctype] - 1)) ||
(ce->ce_fdstunit > (sc->sc_counts[ce->ce_fdsttype] - 1)) ||
(ce->ce_sdstunit > (sc->sc_counts[ce->ce_sdsttype] - 1)))
return (ENODEV);
/*
* Check the request against the changer's capabilities.
*/
if (((sc->sc_exchangemask[ce->ce_srctype] &
(1 << ce->ce_fdsttype)) == 0) ||
((sc->sc_exchangemask[ce->ce_fdsttype] &
(1 << ce->ce_sdsttype)) == 0))
return (EINVAL);
/*
* Calculate the source and destination elements.
*/
src = sc->sc_firsts[ce->ce_srctype] + ce->ce_srcunit;
dst1 = sc->sc_firsts[ce->ce_fdsttype] + ce->ce_fdstunit;
dst2 = sc->sc_firsts[ce->ce_sdsttype] + ce->ce_sdstunit;
/*
* Build the SCSI command.
*/
xs = scsi_xs_get(sc->sc_link, 0);
if (xs == NULL)
return (ENOMEM);
xs->cmdlen = sizeof(*cmd);
xs->retries = CHRETRIES;
xs->timeout = 100000;
cmd = (struct scsi_exchange_medium *)xs->cmd;
cmd->opcode = EXCHANGE_MEDIUM;
_lto2b(sc->sc_picker, cmd->tea);
_lto2b(src, cmd->src);
_lto2b(dst1, cmd->fdst);
_lto2b(dst2, cmd->sdst);
if (ce->ce_flags & CE_INVERT1)
cmd->flags |= EXCHANGE_MEDIUM_INV1;
if (ce->ce_flags & CE_INVERT2)
cmd->flags |= EXCHANGE_MEDIUM_INV2;
error = scsi_xs_sync(xs);
scsi_xs_put(xs);
return (error);
}
