int
mps_pci_restore(struct mps_softc *sc)
{
struct pci_devinfo *dinfo;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
dinfo = device_get_ivars(sc->mps_dev);
if (dinfo == NULL) {
mps_dprint(sc, MPS_FAULT, "%s: NULL dinfo\n", __func__);
return (EINVAL);
}
pci_cfg_restore(sc->mps_dev, dinfo);
return (0);
}
static void
mpssas_ata_id_timeout(void *data)
{
struct mps_softc *sc;
struct mps_command *cm;
cm = (struct mps_command *)data;
sc = cm->cm_sc;
mtx_assert(&sc->mps_mtx, MA_OWNED);
mps_dprint(sc, MPS_INFO, "%s checking ATA ID command %p sc %p\n",
__func__, cm, sc);
if ((callout_pending(&cm->cm_callout)) ||
(!callout_active(&cm->cm_callout))) {
mps_dprint(sc, MPS_INFO, "%s ATA ID command almost timed out\n",
__func__);
return;
}
callout_deactivate(&cm->cm_callout);
/*
* Run the interrupt handler to make sure it's not pending. This
* isn't perfect because the command could have already completed
* and been re-used, though this is unlikely.
*/
mps_intr_locked(sc);
if (cm->cm_state == MPS_CM_STATE_FREE) {
mps_dprint(sc, MPS_INFO, "%s ATA ID command almost timed out\n",
__func__);
return;
}
mps_dprint(sc, MPS_INFO, "ATA ID command timeout cm %p\n", cm);
/*
* Send wakeup() to the sleeping thread that issued this ATA ID command.
* wakeup() will cause msleep to return a 0 (not EWOULDBLOCK), and this
* will keep reinit() from being called. This way, an Abort Task TM can
* be issued so that the timed out command can be cleared. The Abort
* Task cannot be sent from here because the driver has not completed
* setting up targets. Instead, the command is flagged so that special
* handling will be used to send the abort.
*/
cm->cm_flags |= MPS_CM_FLAGS_SATA_ID_TIMEOUT;
wakeup(cm);
}
static int
mpssas_volume_add(struct mps_softc *sc, u16 handle)
{
struct mpssas_softc *sassc;
struct mpssas_target *targ;
u64 wwid;
unsigned int id;
int error = 0;
struct mpssas_lun *lun;
sassc = sc->sassc;
mpssas_startup_increment(sassc);
/* wwid is endian safe */
mps_config_get_volume_wwid(sc, handle, &wwid);
if (!wwid) {
printf("%s: invalid WWID; cannot add volume to mapping table\n",
__func__);
error = ENXIO;
goto out;
}
id = mps_mapping_get_raid_id(sc, wwid, handle);
if (id == MPS_MAP_BAD_ID) {
printf("%s: could not get ID for volume with handle 0x%04x and "
"WWID 0x%016llx\n", __func__, handle,
(unsigned long long)wwid);
error = ENXIO;
goto out;
}
targ = &sassc->targets[id];
targ->tid = id;
targ->handle = handle;
targ->devname = wwid;
TAILQ_INIT(&targ->commands);
TAILQ_INIT(&targ->timedout_commands);
while(!SLIST_EMPTY(&targ->luns)) {
lun = SLIST_FIRST(&targ->luns);
SLIST_REMOVE_HEAD(&targ->luns, lun_link);
free(lun, M_MPT2);
}
SLIST_INIT(&targ->luns);
#if __FreeBSD_version < 1000039
if ((sassc->flags & MPSSAS_IN_STARTUP) == 0)
#endif
mpssas_rescan_target(sc, targ);
mps_dprint(sc, MPS_MAPPING, "RAID target id %d added (WWID = 0x%jx)\n",
targ->tid, wwid);
out:
mpssas_startup_decrement(sassc);
return (error);
}
void
mpssas_evt_handler(struct mps_softc *sc, uintptr_t data,
MPI2_EVENT_NOTIFICATION_REPLY *event)
{
struct mps_fw_event_work *fw_event;
u16 sz;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
mps_print_evt_sas(sc, event);
mpssas_record_event(sc, event);
fw_event = kmalloc(sizeof(struct mps_fw_event_work), M_MPT2,
M_ZERO|M_NOWAIT);
if (!fw_event) {
kprintf("%s: allocate failed for fw_event\n", __func__);
return;
}
sz = le16toh(event->EventDataLength) * 4;
fw_event->event_data = kmalloc(sz, M_MPT2, M_ZERO|M_NOWAIT);
if (!fw_event->event_data) {
kprintf("%s: allocate failed for event_data\n", __func__);
kfree(fw_event, M_MPT2);
return;
}
bcopy(event->EventData, fw_event->event_data, sz);
fw_event->event = event->Event;
if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
event->Event == MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE ||
event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) &&
sc->track_mapping_events)
sc->pending_map_events++;
/*
* When wait_for_port_enable flag is set, make sure that all the events
* are processed. Increment the startup_refcount and decrement it after
* events are processed.
*/
if ((event->Event == MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST ||
event->Event == MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST) &&
sc->wait_for_port_enable)
mpssas_startup_increment(sc->sassc);
TAILQ_INSERT_TAIL(&sc->sassc->ev_queue, fw_event, ev_link);
taskqueue_enqueue(sc->sassc->ev_tq, &sc->sassc->ev_task);
}
static int
mpssas_volume_add(struct mps_softc *sc, Mpi2EventIrConfigElement_t *element)
{
struct mpssas_softc *sassc;
struct mpssas_target *targ;
u64 wwid;
u16 handle = le16toh(element->VolDevHandle);
unsigned int id;
int error = 0;
sassc = sc->sassc;
mpssas_startup_increment(sassc);
mps_config_get_volume_wwid(sc, handle, &wwid);
if (!wwid) {
kprintf("%s: invalid WWID; cannot add volume to mapping table\n",
__func__);
error = ENXIO;
goto out;
}
id = mps_mapping_get_raid_id(sc, wwid, handle);
if (id == MPS_MAP_BAD_ID) {
kprintf("%s: could not get ID for volume with handle 0x%04x and "
"WWID 0x%016llx\n", __func__, handle,
(unsigned long long)wwid);
error = ENXIO;
goto out;
}
targ = &sassc->targets[id];
targ->tid = id;
targ->handle = handle;
targ->devname = wwid;
TAILQ_INIT(&targ->commands);
TAILQ_INIT(&targ->timedout_commands);
SLIST_INIT(&targ->luns);
if ((sassc->flags & MPSSAS_IN_STARTUP) == 0)
mpssas_rescan_target(sc, targ);
mps_dprint(sc, MPS_INFO, "RAID target id %d added (WWID = 0x%jx)\n",
targ->tid, wwid);
out:
mpssas_startup_decrement(sassc);
return (error);
}
static void
mpssas_stop_unit_done(struct cam_periph *periph, union ccb *done_ccb)
{
struct mpssas_softc *sassc;
char path_str[64];
sassc = (struct mpssas_softc *)done_ccb->ccb_h.ppriv_ptr1;
xpt_path_string(done_ccb->ccb_h.path, path_str, sizeof(path_str));
mps_dprint(sassc->sc, MPS_INFO, "Completing stop unit for %s\n",
path_str);
if (done_ccb == NULL)
return;
/*
* Nothing more to do except free the CCB and path. If the command
* timed out, an abort reset, then target reset will be issued during
* the SCSI Command process.
*/
xpt_free_path(done_ccb->ccb_h.path);
xpt_free_ccb(done_ccb);
}
/**
* mps_config_get_bios_pg3 - obtain BIOS page 3
* @sc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mps_config_get_bios_pg3(struct mps_softc *sc, Mpi2ConfigReply_t *mpi_reply,
Mpi2BiosPage3_t *config_page)
{
MPI2_CONFIG_REQUEST *request;
MPI2_CONFIG_REPLY *reply;
struct mps_command *cm;
Mpi2BiosPage3_t *page = NULL;
int error = 0;
u16 ioc_status;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS;
request->Header.PageNumber = 3;
request->Header.PageVersion = MPI2_BIOSPAGE3_PAGEVERSION;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
cm->cm_data = NULL;
error = mps_wait_command(sc, cm, 60, CAN_SLEEP);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: request for header completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: header read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
/* We have to do free and alloc for the reply-free and reply-post
* counters to match - Need to review the reply FIFO handling.
*/
mps_free_command(sc, cm);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_BIOS;
request->Header.PageNumber = 3;
request->Header.PageVersion = MPI2_BIOSPAGE3_PAGEVERSION;
request->Header.PageLength = mpi_reply->Header.PageLength;
cm->cm_length = le16toh(mpi_reply->Header.PageLength) * 4;
cm->cm_sge = &request->PageBufferSGE;
cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
page = malloc(cm->cm_length, M_MPT2, M_ZERO | M_NOWAIT);
if (!page) {
printf("%s: page alloc failed\n", __func__);
error = ENOMEM;
goto out;
}
cm->cm_data = page;
error = mps_wait_command(sc, cm, 60, CAN_SLEEP);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: request for page completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: page read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
bcopy(page, config_page, MIN(cm->cm_length, sizeof(Mpi2BiosPage3_t)));
out:
free(page, M_MPT2);
if (cm)
mps_free_command(sc, cm);
return (error);
}
int mps_config_set_dpm_pg0(struct mps_softc *sc, Mpi2ConfigReply_t *mpi_reply,
Mpi2DriverMappingPage0_t *config_page, u16 entry_idx)
{
MPI2_CONFIG_REQUEST *request;
MPI2_CONFIG_REPLY *reply;
struct mps_command *cm;
MPI2_CONFIG_PAGE_DRIVER_MAPPING_0 *page = NULL;
int error = 0;
u16 ioc_status;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
request->ExtPageType = MPI2_CONFIG_EXTPAGETYPE_DRIVER_MAPPING;
request->Header.PageNumber = 0;
request->Header.PageVersion = MPI2_DRIVERMAPPING0_PAGEVERSION;
/* We can remove below two lines ????*/
request->PageAddress = 1 << MPI2_DPM_PGAD_ENTRY_COUNT_SHIFT;
request->PageAddress |= htole16(entry_idx);
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
cm->cm_data = NULL;
error = mps_wait_command(sc, cm, 60, CAN_SLEEP);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: request for header completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: header read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
/* We have to do free and alloc for the reply-free and reply-post
* counters to match - Need to review the reply FIFO handling.
*/
mps_free_command(sc, cm);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
request->ExtPageType = MPI2_CONFIG_EXTPAGETYPE_DRIVER_MAPPING;
request->Header.PageNumber = 0;
request->Header.PageVersion = MPI2_DRIVERMAPPING0_PAGEVERSION;
request->ExtPageLength = mpi_reply->ExtPageLength;
request->PageAddress = 1 << MPI2_DPM_PGAD_ENTRY_COUNT_SHIFT;
request->PageAddress |= htole16(entry_idx);
cm->cm_length = le16toh(mpi_reply->ExtPageLength) * 4;
cm->cm_sge = &request->PageBufferSGE;
cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAOUT;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
page = malloc(cm->cm_length, M_MPT2, M_ZERO | M_NOWAIT);
if (!page) {
printf("%s: page alloc failed\n", __func__);
error = ENOMEM;
goto out;
}
bcopy(config_page, page, MIN(cm->cm_length,
(sizeof(Mpi2DriverMappingPage0_t))));
cm->cm_data = page;
error = mps_wait_command(sc, cm, 60, CAN_SLEEP);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: request to write page completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: page written with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
out:
free(page, M_MPT2);
if (cm)
mps_free_command(sc, cm);
return (error);
}
/**
* mps_wd_config_pages - get info required to support WarpDrive. This needs to
* be called after discovery is complete to guarentee that IR info is there.
* @sc: per adapter object
*
* Return nothing.
*/
void
mps_wd_config_pages(struct mps_softc *sc)
{
Mpi2ConfigReply_t mpi_reply;
pMpi2RaidVolPage0_t raid_vol_pg0 = NULL;
Mpi2RaidPhysDiskPage0_t phys_disk_pg0;
pMpi2RaidVol0PhysDisk_t pRVPD;
uint32_t stripe_size, phys_disk_page_address;
uint16_t block_size;
uint8_t index, stripe_exp = 0, block_exp = 0;
/*
* Get the WD settings from manufacturing page 10 if using a WD HBA.
* This will be used to determine if phys disks should always be
* hidden, hidden only if part of a WD volume, or never hidden. Also,
* get the WD RAID Volume info and fail if volume does not exist or if
* volume does not meet the requirements for a WD volume. No retry
* here. Just default to HIDE ALWAYS if man Page10 fails, or clear WD
* Valid flag if Volume info fails.
*/
sc->WD_valid_config = FALSE;
if (sc->mps_flags & MPS_FLAGS_WD_AVAILABLE) {
if (mps_config_get_man_pg10(sc, &mpi_reply)) {
mps_dprint(sc, MPS_FAULT,
"mps_config_get_man_pg10 failed! Using 0 (Hide "
"Always) for WarpDrive hide/expose value.\n");
sc->WD_hide_expose = MPS_WD_HIDE_ALWAYS;
}
/*
* Get first RAID Volume Page0 using GET_NEXT_HANDLE.
*/
raid_vol_pg0 = malloc(sizeof(Mpi2RaidVolPage0_t) +
(sizeof(Mpi2RaidVol0PhysDisk_t) * MPS_MAX_DISKS_IN_VOL),
M_MPT2, M_ZERO | M_NOWAIT);
if (!raid_vol_pg0) {
printf("%s: page alloc failed\n", __func__);
goto out;
}
if (mps_config_get_raid_volume_pg0(sc, &mpi_reply, raid_vol_pg0,
0x0000FFFF)) {
mps_dprint(sc, MPS_INFO,
"mps_config_get_raid_volume_pg0 failed! Assuming "
"WarpDrive IT mode.\n");
goto out;
}
/*
* Check for valid WD configuration:
* volume type is RAID0
* number of phys disks in the volume is no more than 8
*/
if ((raid_vol_pg0->VolumeType != MPI2_RAID_VOL_TYPE_RAID0) ||
(raid_vol_pg0->NumPhysDisks > 8)) {
mps_dprint(sc, MPS_FAULT,
"Invalid WarpDrive configuration. Direct Drive I/O "
"will not be used.\n");
goto out;
}
/*
* Save the WD RAID data to be used during WD I/O.
*/
sc->DD_max_lba = le64toh((uint64_t)raid_vol_pg0->MaxLBA.High <<
32 | (uint64_t)raid_vol_pg0->MaxLBA.Low);
sc->DD_num_phys_disks = raid_vol_pg0->NumPhysDisks;
sc->DD_dev_handle = raid_vol_pg0->DevHandle;
sc->DD_stripe_size = raid_vol_pg0->StripeSize;
sc->DD_block_size = raid_vol_pg0->BlockSize;
/*
* Find power of 2 of stripe size and set this as the exponent.
* Fail if stripe size is 0.
*/
stripe_size = raid_vol_pg0->StripeSize;
for (index = 0; index < 32; index++) {
if (stripe_size & 1)
break;
stripe_exp++;
stripe_size >>= 1;
}
if (index == 32) {
mps_dprint(sc, MPS_FAULT,
"RAID Volume's stripe size is 0. Direct Drive I/O "
"will not be used.\n");
goto out;
}
sc->DD_stripe_exponent = stripe_exp;
/*
* Find power of 2 of block size and set this as the exponent.
* Fail if block size is 0.
*/
block_size = raid_vol_pg0->BlockSize;
for (index = 0; index < 16; index++) {
if (block_size & 1)
break;
block_exp++;
block_size >>= 1;
}
if (index == 16) {
mps_dprint(sc, MPS_FAULT,
"RAID Volume's block size is 0. Direct Drive I/O "
"will not be used.\n");
goto out;
}
sc->DD_block_exponent = block_exp;
/*
* Loop through all of the volume's Phys Disks to map the phys
* disk number into the columm map. This is used during Direct
* Drive I/O to send the request to the correct SSD.
*/
pRVPD = (pMpi2RaidVol0PhysDisk_t)&raid_vol_pg0->PhysDisk;
for (index = 0; index < raid_vol_pg0->NumPhysDisks; index++) {
sc->DD_column_map[pRVPD->PhysDiskMap].phys_disk_num =
pRVPD->PhysDiskNum;
pRVPD++;
}
/*
* Get second RAID Volume Page0 using previous handle. This
* page should not exist. If it does, must not proceed with WD
* handling.
*/
if (mps_config_get_raid_volume_pg0(sc, &mpi_reply,
raid_vol_pg0, (u32)raid_vol_pg0->DevHandle)) {
if (mpi_reply.IOCStatus !=
MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) {
mps_dprint(sc, MPS_FAULT,
"Multiple RAID Volume Page0! Direct Drive "
"I/O will not be used.\n");
goto out;
}
} else {
mps_dprint(sc, MPS_FAULT,
"Multiple volumes! Direct Drive I/O will not be "
"used.\n");
goto out;
}
/*
* Get RAID Volume Phys Disk Page 0 for all SSDs in the volume.
*/
for (index = 0; index < raid_vol_pg0->NumPhysDisks; index++) {
phys_disk_page_address =
MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM +
sc->DD_column_map[index].phys_disk_num;
if (mps_config_get_raid_pd_pg0(sc, &mpi_reply,
&phys_disk_pg0, phys_disk_page_address)) {
mps_dprint(sc, MPS_FAULT,
"mps_config_get_raid_pd_pg0 failed! Direct "
"Drive I/O will not be used.\n");
goto out;
}
if (phys_disk_pg0.DevHandle == 0xFFFF) {
mps_dprint(sc, MPS_FAULT,
"Invalid Phys Disk DevHandle! Direct Drive "
"I/O will not be used.\n");
goto out;
}
sc->DD_column_map[index].dev_handle =
phys_disk_pg0.DevHandle;
}
sc->WD_valid_config = TRUE;
out:
if (raid_vol_pg0)
free(raid_vol_pg0, M_MPT2);
}
}
/**
* mpssas_SSU_to_SATA_devices
* @sc: per adapter object
*
* Looks through the target list and issues a StartStopUnit SCSI command to each
* SATA direct-access device. This helps to ensure that data corruption is
* avoided when the system is being shut down. This must be called after the IR
* System Shutdown RAID Action is sent if in IR mode.
*
* Return nothing.
*/
static void
mpssas_SSU_to_SATA_devices(struct mps_softc *sc)
{
struct mpssas_softc *sassc = sc->sassc;
union ccb *ccb;
path_id_t pathid = cam_sim_path(sassc->sim);
target_id_t targetid;
struct mpssas_target *target;
char path_str[64];
struct timeval cur_time, start_time;
/*
* For each target, issue a StartStopUnit command to stop the device.
*/
sc->SSU_started = TRUE;
sc->SSU_refcount = 0;
for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) {
target = &sassc->targets[targetid];
if (target->handle == 0x0) {
continue;
}
ccb = xpt_alloc_ccb_nowait();
if (ccb == NULL) {
mps_dprint(sc, MPS_FAULT, "Unable to alloc CCB to stop "
"unit.\n");
return;
}
/*
* The stop_at_shutdown flag will be set if this device is
* a SATA direct-access end device.
*/
if (target->stop_at_shutdown) {
if (xpt_create_path(&ccb->ccb_h.path,
xpt_periph, pathid, targetid,
CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
mps_dprint(sc, MPS_FAULT, "Unable to create "
"LUN path to stop unit.\n");
xpt_free_ccb(ccb);
return;
}
xpt_path_string(ccb->ccb_h.path, path_str,
sizeof(path_str));
mps_dprint(sc, MPS_INFO, "Sending StopUnit: path %s "
"handle %d\n", path_str, target->handle);
/*
* Issue a START STOP UNIT command for the target.
* Increment the SSU counter to be used to count the
* number of required replies.
*/
mps_dprint(sc, MPS_INFO, "Incrementing SSU count\n");
sc->SSU_refcount++;
ccb->ccb_h.target_id =
xpt_path_target_id(ccb->ccb_h.path);
ccb->ccb_h.ppriv_ptr1 = sassc;
scsi_start_stop(&ccb->csio,
/*retries*/0,
mpssas_stop_unit_done,
MSG_SIMPLE_Q_TAG,
/*start*/FALSE,
/*load/eject*/0,
/*immediate*/FALSE,
MPS_SENSE_LEN,
/*timeout*/10000);
xpt_action(ccb);
}
}
/*
* Wait until all of the SSU commands have completed or time has
* expired (60 seconds). Pause for 100ms each time through. If any
* command times out, the target will be reset in the SCSI command
* timeout routine.
*/
getmicrotime(&start_time);
while (sc->SSU_refcount) {
pause("mpswait", hz/10);
getmicrotime(&cur_time);
if ((cur_time.tv_sec - start_time.tv_sec) > 60) {
mps_dprint(sc, MPS_FAULT, "Time has expired waiting "
"for SSU commands to complete.\n");
break;
}
}
}
static int
mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate){
char devstring[80];
struct mpssas_softc *sassc;
struct mpssas_target *targ;
Mpi2ConfigReply_t mpi_reply;
Mpi2SasDevicePage0_t config_page;
uint64_t sas_address, sata_sas_address;
uint64_t parent_sas_address = 0;
u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags);
u32 device_info, parent_devinfo = 0;
unsigned int id;
int ret;
int error = 0;
struct mpssas_lun *lun;
sassc = sc->sassc;
mpssas_startup_increment(sassc);
if ((mps_config_get_sas_device_pg0(sc, &mpi_reply, &config_page,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
printf("%s: error reading SAS device page0\n", __func__);
error = ENXIO;
goto out;
}
device_info = le32toh(config_page.DeviceInfo);
if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0)
&& (le16toh(config_page.ParentDevHandle) != 0)) {
Mpi2ConfigReply_t tmp_mpi_reply;
Mpi2SasDevicePage0_t parent_config_page;
if ((mps_config_get_sas_device_pg0(sc, &tmp_mpi_reply,
&parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
le16toh(config_page.ParentDevHandle)))) {
printf("%s: error reading SAS device %#x page0\n",
__func__, le16toh(config_page.ParentDevHandle));
} else {
parent_sas_address = parent_config_page.SASAddress.High;
parent_sas_address = (parent_sas_address << 32) |
parent_config_page.SASAddress.Low;
parent_devinfo = le32toh(parent_config_page.DeviceInfo);
}
}
/* TODO Check proper endianess */
sas_address = config_page.SASAddress.High;
sas_address = (sas_address << 32) |
config_page.SASAddress.Low;
if ((ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_MASK_MAPPING_MODE)
== MPI2_IOCPAGE8_FLAGS_DEVICE_PERSISTENCE_MAPPING) {
if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) {
ret = mpssas_get_sas_address_for_sata_disk(sc,
&sata_sas_address, handle, device_info);
if (!ret)
id = mps_mapping_get_sas_id(sc,
sata_sas_address, handle);
else
id = mps_mapping_get_sas_id(sc,
sas_address, handle);
} else
id = mps_mapping_get_sas_id(sc, sas_address,
handle);
} else
id = mps_mapping_get_sas_id(sc, sas_address, handle);
if (id == MPS_MAP_BAD_ID) {
printf("failure at %s:%d/%s()! Could not get ID for device "
"with handle 0x%04x\n", __FILE__, __LINE__, __func__,
handle);
error = ENXIO;
goto out;
}
mps_dprint(sc, MPS_INFO, "SAS Address from SAS device page0 = %jx\n",
sas_address);
targ = &sassc->targets[id];
targ->devinfo = device_info;
targ->devname = le32toh(config_page.DeviceName.High);
targ->devname = (targ->devname << 32) |
le32toh(config_page.DeviceName.Low);
targ->encl_handle = le16toh(config_page.EnclosureHandle);
targ->encl_slot = le16toh(config_page.Slot);
targ->handle = handle;
targ->parent_handle = le16toh(config_page.ParentDevHandle);
targ->sasaddr = mps_to_u64(&config_page.SASAddress);
targ->parent_sasaddr = le64toh(parent_sas_address);
targ->parent_devinfo = parent_devinfo;
targ->tid = id;
targ->linkrate = (linkrate>>4);
targ->flags = 0;
TAILQ_INIT(&targ->commands);
TAILQ_INIT(&targ->timedout_commands);
while(!SLIST_EMPTY(&targ->luns)) {
lun = SLIST_FIRST(&targ->luns);
SLIST_REMOVE_HEAD(&targ->luns, lun_link);
free(lun, M_MPT2);
}
SLIST_INIT(&targ->luns);
mps_describe_devinfo(targ->devinfo, devstring, 80);
mps_dprint(sc, MPS_INFO, "Found device <%s> <%s> <0x%04x> <%d/%d>\n", devstring,
mps_describe_table(mps_linkrate_names, targ->linkrate),
targ->handle, targ->encl_handle, targ->encl_slot);
if ((sassc->flags & MPSSAS_IN_STARTUP) == 0)
mpssas_rescan_target(sc, targ);
mps_dprint(sc, MPS_INFO, "Target id 0x%x added\n", targ->tid);
out:
mpssas_startup_decrement(sassc);
return (error);
}
static int
mpssas_get_sata_identify(struct mps_softc *sc, u16 handle,
Mpi2SataPassthroughReply_t *mpi_reply, char *id_buffer, int sz, u32 devinfo)
{
Mpi2SataPassthroughRequest_t *mpi_request;
Mpi2SataPassthroughReply_t *reply;
struct mps_command *cm;
char *buffer;
int error = 0;
buffer = malloc( sz, M_MPT2, M_NOWAIT | M_ZERO);
if (!buffer)
return ENOMEM;
if ((cm = mps_alloc_command(sc)) == NULL) {
free(buffer, M_MPT2);
return (EBUSY);
}
mpi_request = (MPI2_SATA_PASSTHROUGH_REQUEST *)cm->cm_req;
bzero(mpi_request,sizeof(MPI2_SATA_PASSTHROUGH_REQUEST));
mpi_request->Function = MPI2_FUNCTION_SATA_PASSTHROUGH;
mpi_request->VF_ID = 0;
mpi_request->DevHandle = htole16(handle);
mpi_request->PassthroughFlags = (MPI2_SATA_PT_REQ_PT_FLAGS_PIO |
MPI2_SATA_PT_REQ_PT_FLAGS_READ);
mpi_request->DataLength = htole32(sz);
mpi_request->CommandFIS[0] = 0x27;
mpi_request->CommandFIS[1] = 0x80;
mpi_request->CommandFIS[2] = (devinfo &
MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? 0xA1 : 0xEC;
cm->cm_sge = &mpi_request->SGL;
cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
cm->cm_data = buffer;
cm->cm_length = htole32(sz);
/*
* Start a timeout counter specifically for the SATA ID command. This
* is used to fix a problem where the FW does not send a reply sometimes
* when a bad disk is in the topology. So, this is used to timeout the
* command so that processing can continue normally.
*/
mps_dprint(sc, MPS_XINFO, "%s start timeout counter for SATA ID "
"command\n", __func__);
callout_reset(&cm->cm_callout, MPS_ATA_ID_TIMEOUT * hz,
mpssas_ata_id_timeout, cm);
error = mps_wait_command(sc, cm, 60, CAN_SLEEP);
mps_dprint(sc, MPS_XINFO, "%s stop timeout counter for SATA ID "
"command\n", __func__);
callout_stop(&cm->cm_callout);
reply = (Mpi2SataPassthroughReply_t *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/*
* If the request returns an error then we need to do a diag
* reset
*/
printf("%s: request for page completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
bcopy(buffer, id_buffer, sz);
bcopy(reply, mpi_reply, sizeof(Mpi2SataPassthroughReply_t));
if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) !=
MPI2_IOCSTATUS_SUCCESS) {
printf("%s: error reading SATA PASSTHRU; iocstatus = 0x%x\n",
__func__, reply->IOCStatus);
error = ENXIO;
goto out;
}
out:
/*
* If the SATA_ID_TIMEOUT flag has been set for this command, don't free
* it. The command will be freed after sending a target reset TM. If
* the command did timeout, use EWOULDBLOCK.
*/
if ((cm->cm_flags & MPS_CM_FLAGS_SATA_ID_TIMEOUT) == 0)
mps_free_command(sc, cm);
else if (error == 0)
error = EWOULDBLOCK;
free(buffer, M_MPT2);
return (error);
}
static int
mpssas_add_device(struct mps_softc *sc, u16 handle, u8 linkrate){
char devstring[80];
struct mpssas_softc *sassc;
struct mpssas_target *targ;
Mpi2ConfigReply_t mpi_reply;
Mpi2SasDevicePage0_t config_page;
uint64_t sas_address;
uint64_t parent_sas_address = 0;
u32 device_info, parent_devinfo = 0;
unsigned int id;
int ret = 1, error = 0, i;
struct mpssas_lun *lun;
u8 is_SATA_SSD = 0;
struct mps_command *cm;
sassc = sc->sassc;
mpssas_startup_increment(sassc);
if ((mps_config_get_sas_device_pg0(sc, &mpi_reply, &config_page,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
printf("%s: error reading SAS device page0\n", __func__);
error = ENXIO;
goto out;
}
device_info = le32toh(config_page.DeviceInfo);
if (((device_info & MPI2_SAS_DEVICE_INFO_SMP_TARGET) == 0)
&& (le16toh(config_page.ParentDevHandle) != 0)) {
Mpi2ConfigReply_t tmp_mpi_reply;
Mpi2SasDevicePage0_t parent_config_page;
if ((mps_config_get_sas_device_pg0(sc, &tmp_mpi_reply,
&parent_config_page, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
le16toh(config_page.ParentDevHandle)))) {
printf("%s: error reading SAS device %#x page0\n",
__func__, le16toh(config_page.ParentDevHandle));
} else {
parent_sas_address = parent_config_page.SASAddress.High;
parent_sas_address = (parent_sas_address << 32) |
parent_config_page.SASAddress.Low;
parent_devinfo = le32toh(parent_config_page.DeviceInfo);
}
}
/* TODO Check proper endianess */
sas_address = config_page.SASAddress.High;
sas_address = (sas_address << 32) | config_page.SASAddress.Low;
/*
* Always get SATA Identify information because this is used to
* determine if Start/Stop Unit should be sent to the drive when the
* system is shutdown.
*/
if (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) {
ret = mpssas_get_sas_address_for_sata_disk(sc, &sas_address,
handle, device_info, &is_SATA_SSD);
if (ret) {
mps_dprint(sc, MPS_INFO, "%s: failed to get disk type "
"(SSD or HDD) for SATA device with handle 0x%04x\n",
__func__, handle);
} else {
mps_dprint(sc, MPS_INFO, "SAS Address from SATA "
"device = %jx\n", sas_address);
}
}
id = mps_mapping_get_sas_id(sc, sas_address, handle);
if (id == MPS_MAP_BAD_ID) {
printf("failure at %s:%d/%s()! Could not get ID for device "
"with handle 0x%04x\n", __FILE__, __LINE__, __func__,
handle);
error = ENXIO;
goto out;
}
if (mpssas_check_id(sassc, id) != 0) {
device_printf(sc->mps_dev, "Excluding target id %d\n", id);
error = ENXIO;
goto out;
}
mps_dprint(sc, MPS_MAPPING, "SAS Address from SAS device page0 = %jx\n",
sas_address);
targ = &sassc->targets[id];
targ->devinfo = device_info;
targ->devname = le32toh(config_page.DeviceName.High);
targ->devname = (targ->devname << 32) |
le32toh(config_page.DeviceName.Low);
targ->encl_handle = le16toh(config_page.EnclosureHandle);
targ->encl_slot = le16toh(config_page.Slot);
targ->handle = handle;
targ->parent_handle = le16toh(config_page.ParentDevHandle);
targ->sasaddr = mps_to_u64(&config_page.SASAddress);
targ->parent_sasaddr = le64toh(parent_sas_address);
targ->parent_devinfo = parent_devinfo;
targ->tid = id;
targ->linkrate = (linkrate>>4);
targ->flags = 0;
if (is_SATA_SSD) {
targ->flags = MPS_TARGET_IS_SATA_SSD;
}
TAILQ_INIT(&targ->commands);
TAILQ_INIT(&targ->timedout_commands);
while(!SLIST_EMPTY(&targ->luns)) {
lun = SLIST_FIRST(&targ->luns);
SLIST_REMOVE_HEAD(&targ->luns, lun_link);
free(lun, M_MPT2);
}
SLIST_INIT(&targ->luns);
mps_describe_devinfo(targ->devinfo, devstring, 80);
mps_dprint(sc, MPS_MAPPING, "Found device <%s> <%s> <0x%04x> <%d/%d>\n",
devstring, mps_describe_table(mps_linkrate_names, targ->linkrate),
targ->handle, targ->encl_handle, targ->encl_slot);
#if __FreeBSD_version < 1000039
if ((sassc->flags & MPSSAS_IN_STARTUP) == 0)
#endif
mpssas_rescan_target(sc, targ);
mps_dprint(sc, MPS_MAPPING, "Target id 0x%x added\n", targ->tid);
/*
* Check all commands to see if the SATA_ID_TIMEOUT flag has been set.
* If so, send a Target Reset TM to the target that was just created.
* An Abort Task TM should be used instead of a Target Reset, but that
* would be much more difficult because targets have not been fully
* discovered yet, and LUN's haven't been setup. So, just reset the
* target instead of the LUN.
*/
for (i = 1; i < sc->num_reqs; i++) {
cm = &sc->commands[i];
if (cm->cm_flags & MPS_CM_FLAGS_SATA_ID_TIMEOUT) {
targ->timeouts++;
cm->cm_state = MPS_CM_STATE_TIMEDOUT;
if ((targ->tm = mpssas_alloc_tm(sc)) != NULL) {
mps_dprint(sc, MPS_INFO, "%s: sending Target "
"Reset for stuck SATA identify command "
"(cm = %p)\n", __func__, cm);
targ->tm->cm_targ = targ;
mpssas_send_reset(sc, targ->tm,
MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET);
} else {
mps_dprint(sc, MPS_ERROR, "Failed to allocate "
"tm for Target Reset after SATA ID command "
"timed out (cm %p)\n", cm);
}
/*
* No need to check for more since the target is
* already being reset.
*/
break;
}
}
out:
/*
* Free the commands that may not have been freed from the SATA ID call
*/
for (i = 1; i < sc->num_reqs; i++) {
cm = &sc->commands[i];
if (cm->cm_flags & MPS_CM_FLAGS_SATA_ID_TIMEOUT) {
mps_free_command(sc, cm);
}
}
mpssas_startup_decrement(sassc);
return (error);
}
/**
* mpssas_ir_shutdown - IR shutdown notification
* @sc: per adapter object
*
* Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
* the host system is shutting down.
*
* Return nothing.
*/
void
mpssas_ir_shutdown(struct mps_softc *sc)
{
u16 volume_mapping_flags;
u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags);
struct dev_mapping_table *mt_entry;
u32 start_idx, end_idx;
unsigned int id, found_volume = 0;
struct mps_command *cm;
Mpi2RaidActionRequest_t *action;
target_id_t targetid;
struct mpssas_target *target;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
/* is IR firmware build loaded? */
if (!sc->ir_firmware)
goto out;
/* are there any volumes? Look at IR target IDs. */
// TODO-later, this should be looked up in the RAID config structure
// when it is implemented.
volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) &
MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
start_idx = 0;
if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0)
start_idx = 1;
} else
start_idx = sc->max_devices - sc->max_volumes;
end_idx = start_idx + sc->max_volumes - 1;
for (id = start_idx; id < end_idx; id++) {
mt_entry = &sc->mapping_table[id];
if ((mt_entry->physical_id != 0) &&
(mt_entry->missing_count == 0)) {
found_volume = 1;
break;
}
}
if (!found_volume)
goto out;
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed\n", __func__);
goto out;
}
action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req;
action->Function = MPI2_FUNCTION_RAID_ACTION;
action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
mps_lock(sc);
mps_wait_command(sc, cm, 5, CAN_SLEEP);
mps_unlock(sc);
/*
* Don't check for reply, just leave.
*/
if (cm)
mps_free_command(sc, cm);
out:
/*
* All of the targets must have the correct value set for
* 'stop_at_shutdown' for the current 'enable_ssu' sysctl variable.
*
* The possible values for the 'enable_ssu' variable are:
* 0: disable to SSD and HDD
* 1: disable only to HDD (default)
* 2: disable only to SSD
* 3: enable to SSD and HDD
* anything else will default to 1.
*/
for (targetid = 0; targetid < sc->facts->MaxTargets; targetid++) {
target = &sc->sassc->targets[targetid];
if (target->handle == 0x0) {
continue;
}
if (target->supports_SSU) {
switch (sc->enable_ssu) {
case MPS_SSU_DISABLE_SSD_DISABLE_HDD:
target->stop_at_shutdown = FALSE;
break;
case MPS_SSU_DISABLE_SSD_ENABLE_HDD:
target->stop_at_shutdown = TRUE;
if (target->flags & MPS_TARGET_IS_SATA_SSD) {
target->stop_at_shutdown = FALSE;
}
break;
case MPS_SSU_ENABLE_SSD_ENABLE_HDD:
target->stop_at_shutdown = TRUE;
break;
case MPS_SSU_ENABLE_SSD_DISABLE_HDD:
default:
target->stop_at_shutdown = TRUE;
if ((target->flags &
MPS_TARGET_IS_SATA_SSD) == 0) {
target->stop_at_shutdown = FALSE;
}
break;
}
}
}
mpssas_SSU_to_SATA_devices(sc);
}
/**
* _mps_fw_work - delayed task for processing firmware events
* @sc: per adapter object
* @fw_event: The fw_event_work object
* Context: user.
*
* Return nothing.
*/
static void
mpssas_fw_work(struct mps_softc *sc, struct mps_fw_event_work *fw_event)
{
struct mpssas_softc *sassc;
sassc = sc->sassc;
switch (fw_event->event) {
case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
{
MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *data;
MPI2_EVENT_SAS_TOPO_PHY_ENTRY *phy;
int i;
data = (MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST *)
fw_event->event_data;
mps_mapping_topology_change_event(sc, fw_event->event_data);
for (i = 0; i < data->NumEntries; i++) {
phy = &data->PHY[i];
switch (phy->PhyStatus & MPI2_EVENT_SAS_TOPO_RC_MASK) {
case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
if (mpssas_add_device(sc,
phy->AttachedDevHandle, phy->LinkRate)){
kprintf("%s: failed to add device with "
"handle 0x%x\n", __func__,
phy->AttachedDevHandle);
mpssas_prepare_remove(sassc, phy->
AttachedDevHandle);
}
break;
case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING:
mpssas_prepare_remove(sassc, phy->
AttachedDevHandle);
break;
case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE:
case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING:
default:
break;
}
}
/*
* refcount was incremented for this event in
* mpssas_evt_handler. Decrement it here because the event has
* been processed.
*/
mpssas_startup_decrement(sassc);
break;
}
case MPI2_EVENT_SAS_DISCOVERY:
{
MPI2_EVENT_DATA_SAS_DISCOVERY *data;
data = (MPI2_EVENT_DATA_SAS_DISCOVERY *)fw_event->event_data;
if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_STARTED)
mps_dprint(sc, MPS_TRACE,"SAS discovery start event\n");
if (data->ReasonCode & MPI2_EVENT_SAS_DISC_RC_COMPLETED) {
mps_dprint(sc, MPS_TRACE,"SAS discovery stop event\n");
sassc->flags &= ~MPSSAS_IN_DISCOVERY;
mpssas_discovery_end(sassc);
}
break;
}
case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
{
Mpi2EventDataSasEnclDevStatusChange_t *data;
data = (Mpi2EventDataSasEnclDevStatusChange_t *)
fw_event->event_data;
mps_mapping_enclosure_dev_status_change_event(sc,
fw_event->event_data);
break;
}
case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
{
Mpi2EventIrConfigElement_t *element;
int i;
u8 foreign_config;
Mpi2EventDataIrConfigChangeList_t *event_data;
struct mpssas_target *targ;
unsigned int id;
event_data = fw_event->event_data;
foreign_config = (le32toh(event_data->Flags) &
MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
element =
(Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
id = mps_mapping_get_raid_id_from_handle
(sc, element->VolDevHandle);
mps_mapping_ir_config_change_event(sc, event_data);
for (i = 0; i < event_data->NumElements; i++, element++) {
switch (element->ReasonCode) {
case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED:
case MPI2_EVENT_IR_CHANGE_RC_ADDED:
if (!foreign_config) {
if (mpssas_volume_add(sc, element)) {
kprintf("%s: failed to add RAID "
"volume with handle 0x%x\n",
__func__, le16toh(element->
VolDevHandle));
}
}
break;
case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED:
case MPI2_EVENT_IR_CHANGE_RC_REMOVED:
/*
* Rescan after volume is deleted or removed.
*/
if (!foreign_config) {
if (id == MPS_MAP_BAD_ID) {
kprintf("%s: could not get ID "
"for volume with handle "
"0x%04x\n", __func__,
element->VolDevHandle);
break;
}
targ = &sassc->targets[id];
targ->handle = 0x0;
targ->encl_slot = 0x0;
targ->encl_handle = 0x0;
targ->exp_dev_handle = 0x0;
targ->phy_num = 0x0;
targ->linkrate = 0x0;
mpssas_rescan_target(sc, targ);
kprintf("RAID target id 0x%x removed\n",
targ->tid);
}
break;
case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
/*
* Phys Disk of a volume has been created. Hide
* it from the OS.
*/
mpssas_prepare_remove(sassc, element->
PhysDiskDevHandle);
break;
case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
/*
* Phys Disk of a volume has been deleted.
* Expose it to the OS.
*/
if (mpssas_add_device(sc,
element->PhysDiskDevHandle, 0)){
kprintf("%s: failed to add device with "
"handle 0x%x\n", __func__,
element->PhysDiskDevHandle);
mpssas_prepare_remove(sassc, element->
PhysDiskDevHandle);
}
break;
}
}
/*
* refcount was incremented for this event in
* mpssas_evt_handler. Decrement it here because the event has
* been processed.
*/
mpssas_startup_decrement(sassc);
break;
}
case MPI2_EVENT_IR_VOLUME:
{
Mpi2EventDataIrVolume_t *event_data = fw_event->event_data;
/*
* Informational only.
*/
mps_dprint(sc, MPS_INFO, "Received IR Volume event:\n");
switch (event_data->ReasonCode) {
case MPI2_EVENT_IR_VOLUME_RC_SETTINGS_CHANGED:
mps_dprint(sc, MPS_INFO, " Volume Settings "
"changed from 0x%x to 0x%x for Volome with "
"handle 0x%x", event_data->PreviousValue,
event_data->NewValue,
event_data->VolDevHandle);
break;
case MPI2_EVENT_IR_VOLUME_RC_STATUS_FLAGS_CHANGED:
mps_dprint(sc, MPS_INFO, " Volume Status "
"changed from 0x%x to 0x%x for Volome with "
"handle 0x%x", event_data->PreviousValue,
event_data->NewValue,
event_data->VolDevHandle);
break;
case MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED:
mps_dprint(sc, MPS_INFO, " Volume State "
"changed from 0x%x to 0x%x for Volome with "
"handle 0x%x", event_data->PreviousValue,
event_data->NewValue,
event_data->VolDevHandle);
break;
default:
break;
}
break;
}
case MPI2_EVENT_IR_PHYSICAL_DISK:
{
Mpi2EventDataIrPhysicalDisk_t *event_data =
fw_event->event_data;
/*
* Informational only.
*/
mps_dprint(sc, MPS_INFO, "Received IR Phys Disk event:\n");
switch (event_data->ReasonCode) {
case MPI2_EVENT_IR_PHYSDISK_RC_SETTINGS_CHANGED:
mps_dprint(sc, MPS_INFO, " Phys Disk Settings "
"changed from 0x%x to 0x%x for Phys Disk Number "
"%d and handle 0x%x at Enclosure handle 0x%x, Slot "
"%d", event_data->PreviousValue,
event_data->NewValue, event_data->PhysDiskNum,
event_data->PhysDiskDevHandle,
event_data->EnclosureHandle, event_data->Slot);
break;
case MPI2_EVENT_IR_PHYSDISK_RC_STATUS_FLAGS_CHANGED:
mps_dprint(sc, MPS_INFO, " Phys Disk Status changed "
"from 0x%x to 0x%x for Phys Disk Number %d and "
"handle 0x%x at Enclosure handle 0x%x, Slot %d",
event_data->PreviousValue, event_data->NewValue,
event_data->PhysDiskNum,
event_data->PhysDiskDevHandle,
event_data->EnclosureHandle, event_data->Slot);
break;
case MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED:
mps_dprint(sc, MPS_INFO, " Phys Disk State changed "
"from 0x%x to 0x%x for Phys Disk Number %d and "
"handle 0x%x at Enclosure handle 0x%x, Slot %d",
event_data->PreviousValue, event_data->NewValue,
event_data->PhysDiskNum,
event_data->PhysDiskDevHandle,
event_data->EnclosureHandle, event_data->Slot);
break;
default:
break;
}
break;
}
case MPI2_EVENT_IR_OPERATION_STATUS:
{
Mpi2EventDataIrOperationStatus_t *event_data =
fw_event->event_data;
/*
* Informational only.
*/
mps_dprint(sc, MPS_INFO, "Received IR Op Status event:\n");
mps_dprint(sc, MPS_INFO, " RAID Operation of %d is %d "
"percent complete for Volume with handle 0x%x",
event_data->RAIDOperation, event_data->PercentComplete,
event_data->VolDevHandle);
break;
}
case MPI2_EVENT_LOG_ENTRY_ADDED:
{
pMpi2EventDataLogEntryAdded_t logEntry;
uint16_t logQualifier;
uint8_t logCode;
logEntry = (pMpi2EventDataLogEntryAdded_t)fw_event->event_data;
logQualifier = logEntry->LogEntryQualifier;
if (logQualifier == MPI2_WD_LOG_ENTRY) {
logCode = logEntry->LogData[0];
switch (logCode) {
case MPI2_WD_SSD_THROTTLING:
kprintf("WarpDrive Warning: IO Throttling has "
"occurred in the WarpDrive subsystem. "
"Check WarpDrive documentation for "
"additional details\n");
break;
case MPI2_WD_DRIVE_LIFE_WARN:
kprintf("WarpDrive Warning: Program/Erase "
"Cycles for the WarpDrive subsystem in "
"degraded range. Check WarpDrive "
"documentation for additional details\n");
break;
case MPI2_WD_DRIVE_LIFE_DEAD:
kprintf("WarpDrive Fatal Error: There are no "
"Program/Erase Cycles for the WarpDrive "
"subsystem. The storage device will be in "
"read-only mode. Check WarpDrive "
"documentation for additional details\n");
break;
case MPI2_WD_RAIL_MON_FAIL:
kprintf("WarpDrive Fatal Error: The Backup Rail "
"Monitor has failed on the WarpDrive "
"subsystem. Check WarpDrive documentation "
"for additional details\n");
break;
default:
break;
}
}
break;
}
case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
default:
mps_dprint(sc, MPS_TRACE,"Unhandled event 0x%0X\n",
fw_event->event);
break;
}
mpssas_fw_event_free(sc, fw_event);
}
/**
* mps_config_get_pd_pg0 - obtain raid phys disk page 0
* @sc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* @config_page: contents of the config page
* @page_address: form and handle value used to get page
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mps_config_get_raid_pd_pg0(struct mps_softc *sc, Mpi2ConfigReply_t *mpi_reply,
Mpi2RaidPhysDiskPage0_t *config_page, u32 page_address)
{
MPI2_CONFIG_REQUEST *request;
MPI2_CONFIG_REPLY *reply;
struct mps_command *cm;
Mpi2RaidPhysDiskPage0_t *page = NULL;
int error = 0;
u16 ioc_status;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_PHYSDISK;
request->Header.PageNumber = 0;
request->Header.PageVersion = MPI2_RAIDPHYSDISKPAGE0_PAGEVERSION;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
cm->cm_data = NULL;
/*
* This page must be polled because the IOC isn't ready yet when this
* page is needed.
*/
error = mps_request_polled(sc, cm);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: poll for header completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: header read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
/* We have to do free and alloc for the reply-free and reply-post
* counters to match - Need to review the reply FIFO handling.
*/
mps_free_command(sc, cm);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_RAID_PHYSDISK;
request->Header.PageNumber = 0;
request->Header.PageLength = mpi_reply->Header.PageLength;
request->Header.PageVersion = mpi_reply->Header.PageVersion;
request->PageAddress = page_address;
cm->cm_length = le16toh(mpi_reply->Header.PageLength) * 4;
cm->cm_sge = &request->PageBufferSGE;
cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
page = malloc(cm->cm_length, M_MPT2, M_ZERO | M_NOWAIT);
if (!page) {
printf("%s: page alloc failed\n", __func__);
error = ENOMEM;
goto out;
}
cm->cm_data = page;
/*
* This page must be polled because the IOC isn't ready yet when this
* page is needed.
*/
error = mps_request_polled(sc, cm);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: poll for page completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: page read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
bcopy(page, config_page, MIN(cm->cm_length,
sizeof(Mpi2RaidPhysDiskPage0_t)));
out:
free(page, M_MPT2);
if (cm)
mps_free_command(sc, cm);
return (error);
}
int
mpssas_get_sas_address_for_sata_disk(struct mps_softc *sc,
u64 *sas_address, u16 handle, u32 device_info)
{
Mpi2SataPassthroughReply_t mpi_reply;
int i, rc, try_count;
u32 *bufferptr;
union _sata_sas_address hash_address;
struct _ata_identify_device_data ata_identify;
u8 buffer[MPT2SAS_MN_LEN + MPT2SAS_SN_LEN];
u32 ioc_status;
u8 sas_status;
memset(&ata_identify, 0, sizeof(ata_identify));
try_count = 0;
do {
rc = mpssas_get_sata_identify(sc, handle, &mpi_reply,
(char *)&ata_identify, sizeof(ata_identify), device_info);
try_count++;
ioc_status = le16toh(mpi_reply.IOCStatus)
& MPI2_IOCSTATUS_MASK;
sas_status = mpi_reply.SASStatus;
} while ((rc == -EAGAIN || ioc_status || sas_status) &&
(try_count < 5));
if (rc == 0 && !ioc_status && !sas_status) {
mps_dprint(sc, MPS_INFO, "%s: got SATA identify successfully "
"for handle = 0x%x with try_count = %d\n",
__func__, handle, try_count);
} else {
mps_dprint(sc, MPS_INFO, "%s: handle = 0x%x failed\n",
__func__, handle);
return -1;
}
/* Copy & byteswap the 40 byte model number to a buffer */
for (i = 0; i < MPT2SAS_MN_LEN; i += 2) {
buffer[i] = ((u8 *)ata_identify.model_number)[i + 1];
buffer[i + 1] = ((u8 *)ata_identify.model_number)[i];
}
/* Copy & byteswap the 20 byte serial number to a buffer */
for (i = 0; i < MPT2SAS_SN_LEN; i += 2) {
buffer[MPT2SAS_MN_LEN + i] =
((u8 *)ata_identify.serial_number)[i + 1];
buffer[MPT2SAS_MN_LEN + i + 1] =
((u8 *)ata_identify.serial_number)[i];
}
bufferptr = (u32 *)buffer;
/* There are 60 bytes to hash down to 8. 60 isn't divisible by 8,
* so loop through the first 56 bytes (7*8),
* and then add in the last dword.
*/
hash_address.word.low = 0;
hash_address.word.high = 0;
for (i = 0; (i < ((MPT2SAS_MN_LEN+MPT2SAS_SN_LEN)/8)); i++) {
hash_address.word.low += *bufferptr;
bufferptr++;
hash_address.word.high += *bufferptr;
bufferptr++;
}
/* Add the last dword */
hash_address.word.low += *bufferptr;
/* Make sure the hash doesn't start with 5, because it could clash
* with a SAS address. Change 5 to a D.
*/
if ((hash_address.word.high & 0x000000F0) == (0x00000050))
hash_address.word.high |= 0x00000080;
*sas_address = (u64)hash_address.wwid[0] << 56 |
(u64)hash_address.wwid[1] << 48 | (u64)hash_address.wwid[2] << 40 |
(u64)hash_address.wwid[3] << 32 | (u64)hash_address.wwid[4] << 24 |
(u64)hash_address.wwid[5] << 16 | (u64)hash_address.wwid[6] << 8 |
(u64)hash_address.wwid[7];
return 0;
}
/**
* mps_config_get_man_pg10 - obtain Manufacturing Page 10 data and set flags
* accordingly. Currently, this page does not need to return to caller.
* @sc: per adapter object
* @mpi_reply: reply mf payload returned from firmware
* Context: sleep.
*
* Returns 0 for success, non-zero for failure.
*/
int
mps_config_get_man_pg10(struct mps_softc *sc, Mpi2ConfigReply_t *mpi_reply)
{
MPI2_CONFIG_REQUEST *request;
MPI2_CONFIG_REPLY *reply;
struct mps_command *cm;
pMpi2ManufacturingPagePS_t page = NULL;
uint32_t *pPS_info;
uint8_t OEM_Value = 0;
int error = 0;
u16 ioc_status;
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_HEADER;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_MANUFACTURING;
request->Header.PageNumber = 10;
request->Header.PageVersion = MPI2_MANUFACTURING10_PAGEVERSION;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
cm->cm_data = NULL;
/*
* This page must be polled because the IOC isn't ready yet when this
* page is needed.
*/
error = mps_request_polled(sc, cm);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: poll for header completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: header read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
/* We have to do free and alloc for the reply-free and reply-post
* counters to match - Need to review the reply FIFO handling.
*/
mps_free_command(sc, cm);
if ((cm = mps_alloc_command(sc)) == NULL) {
printf("%s: command alloc failed @ line %d\n", __func__,
__LINE__);
error = EBUSY;
goto out;
}
request = (MPI2_CONFIG_REQUEST *)cm->cm_req;
bzero(request, sizeof(MPI2_CONFIG_REQUEST));
request->Function = MPI2_FUNCTION_CONFIG;
request->Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
request->Header.PageType = MPI2_CONFIG_PAGETYPE_MANUFACTURING;
request->Header.PageNumber = 10;
request->Header.PageVersion = MPI2_MANUFACTURING10_PAGEVERSION;
request->Header.PageLength = mpi_reply->Header.PageLength;
cm->cm_length = le16toh(mpi_reply->Header.PageLength) * 4;
cm->cm_sge = &request->PageBufferSGE;
cm->cm_sglsize = sizeof(MPI2_SGE_IO_UNION);
cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_DATAIN;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
page = malloc(MPS_MAN_PAGE10_SIZE, M_MPT2, M_ZERO | M_NOWAIT);
if (!page) {
printf("%s: page alloc failed\n", __func__);
error = ENOMEM;
goto out;
}
cm->cm_data = page;
/*
* This page must be polled because the IOC isn't ready yet when this
* page is needed.
*/
error = mps_request_polled(sc, cm);
reply = (MPI2_CONFIG_REPLY *)cm->cm_reply;
if (error || (reply == NULL)) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: poll for page completed with error %d",
__func__, error);
error = ENXIO;
goto out;
}
ioc_status = le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK;
bcopy(reply, mpi_reply, sizeof(MPI2_CONFIG_REPLY));
if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
/* FIXME */
/* If the poll returns error then we need to do diag reset */
printf("%s: page read with error; iocstatus = 0x%x\n",
__func__, ioc_status);
error = ENXIO;
goto out;
}
/*
* If OEM ID is unknown, fail the request.
*/
sc->WD_hide_expose = MPS_WD_HIDE_ALWAYS;
OEM_Value = (uint8_t)(page->ProductSpecificInfo & 0x000000FF);
if (OEM_Value != MPS_WD_LSI_OEM) {
mps_dprint(sc, MPS_FAULT, "Unknown OEM value for WarpDrive "
"(0x%x)\n", OEM_Value);
error = ENXIO;
goto out;
}
/*
* Set the phys disks hide/expose value.
*/
pPS_info = &page->ProductSpecificInfo;
sc->WD_hide_expose = (uint8_t)(pPS_info[5]);
sc->WD_hide_expose &= MPS_WD_HIDE_EXPOSE_MASK;
if ((sc->WD_hide_expose != MPS_WD_HIDE_ALWAYS) &&
(sc->WD_hide_expose != MPS_WD_EXPOSE_ALWAYS) &&
(sc->WD_hide_expose != MPS_WD_HIDE_IF_VOLUME)) {
mps_dprint(sc, MPS_FAULT, "Unknown value for WarpDrive "
"hide/expose: 0x%x\n", sc->WD_hide_expose);
error = ENXIO;
goto out;
}
out:
free(page, M_MPT2);
if (cm)
mps_free_command(sc, cm);
return (error);
}
/**
* mpssas_ir_shutdown - IR shutdown notification
* @sc: per adapter object
*
* Sending RAID Action to alert the Integrated RAID subsystem of the IOC that
* the host system is shutting down.
*
* Return nothing.
*/
void
mpssas_ir_shutdown(struct mps_softc *sc)
{
u16 volume_mapping_flags;
u16 ioc_pg8_flags = le16toh(sc->ioc_pg8.Flags);
struct dev_mapping_table *mt_entry;
u32 start_idx, end_idx;
unsigned int id, found_volume = 0;
struct mps_command *cm;
Mpi2RaidActionRequest_t *action;
mps_lock(sc);
mps_dprint(sc, MPS_TRACE, "%s\n", __func__);
/* is IR firmware build loaded? */
if (!sc->ir_firmware)
goto back;
/* are there any volumes? Look at IR target IDs. */
// TODO-later, this should be looked up in the RAID config structure
// when it is implemented.
volume_mapping_flags = le16toh(sc->ioc_pg8.IRVolumeMappingFlags) &
MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
if (volume_mapping_flags == MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
start_idx = 0;
if (ioc_pg8_flags & MPI2_IOCPAGE8_FLAGS_RESERVED_TARGETID_0)
start_idx = 1;
} else
start_idx = sc->max_devices - sc->max_volumes;
end_idx = start_idx + sc->max_volumes - 1;
for (id = start_idx; id < end_idx; id++) {
mt_entry = &sc->mapping_table[id];
if ((mt_entry->physical_id != 0) &&
(mt_entry->missing_count == 0)) {
found_volume = 1;
break;
}
}
if (!found_volume)
goto back;
if ((cm = mps_alloc_command(sc)) == NULL) {
kprintf("%s: command alloc failed\n", __func__);
goto back;
}
action = (MPI2_RAID_ACTION_REQUEST *)cm->cm_req;
action->Function = MPI2_FUNCTION_RAID_ACTION;
action->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
mps_request_polled(sc, cm);
/*
* Don't check for reply, just leave.
*/
if (cm)
mps_free_command(sc, cm);
back:
mps_unlock(sc);
}
static int
mps_user_command(struct mps_softc *sc, struct mps_usr_command *cmd)
{
MPI2_REQUEST_HEADER *hdr;
MPI2_DEFAULT_REPLY *rpl;
void *buf = NULL;
struct mps_command *cm = NULL;
int err = 0;
int sz;
mps_lock(sc);
cm = mps_alloc_command(sc);
if (cm == NULL) {
mps_printf(sc, "mps_user_command: no mps requests\n");
err = ENOMEM;
goto Ret;
}
mps_unlock(sc);
hdr = (MPI2_REQUEST_HEADER *)cm->cm_req;
mps_dprint(sc, MPS_INFO, "mps_user_command: req %p %d rpl %p %d\n",
cmd->req, cmd->req_len, cmd->rpl, cmd->rpl_len );
if (cmd->req_len > (int)sc->facts->IOCRequestFrameSize * 4) {
err = EINVAL;
goto RetFreeUnlocked;
}
err = copyin(cmd->req, hdr, cmd->req_len);
if (err != 0)
goto RetFreeUnlocked;
mps_dprint(sc, MPS_INFO, "mps_user_command: Function %02X "
"MsgFlags %02X\n", hdr->Function, hdr->MsgFlags );
err = mps_user_setup_request(cm, cmd);
if (err != 0) {
mps_printf(sc, "mps_user_command: unsupported function 0x%X\n",
hdr->Function );
goto RetFreeUnlocked;
}
if (cmd->len > 0) {
buf = kmalloc(cmd->len, M_MPSUSER, M_WAITOK|M_ZERO);
cm->cm_data = buf;
cm->cm_length = cmd->len;
} else {
cm->cm_data = NULL;
cm->cm_length = 0;
}
cm->cm_flags = MPS_CM_FLAGS_SGE_SIMPLE | MPS_CM_FLAGS_WAKEUP;
cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
mps_lock(sc);
err = mps_map_command(sc, cm);
if (err != 0 && err != EINPROGRESS) {
mps_printf(sc, "%s: invalid request: error %d\n",
__func__, err);
goto Ret;
}
lksleep(cm, &sc->mps_lock, 0, "mpsuser", 0);
rpl = (MPI2_DEFAULT_REPLY *)cm->cm_reply;
sz = rpl->MsgLength * 4;
if (sz > cmd->rpl_len) {
mps_printf(sc,
"mps_user_command: reply buffer too small %d required %d\n",
cmd->rpl_len, sz );
err = EINVAL;
sz = cmd->rpl_len;
}
mps_unlock(sc);
copyout(rpl, cmd->rpl, sz);
if (buf != NULL)
copyout(buf, cmd->buf, cmd->len);
mps_dprint(sc, MPS_INFO, "mps_user_command: reply size %d\n", sz );
RetFreeUnlocked:
mps_lock(sc);
if (cm != NULL)
mps_free_command(sc, cm);
Ret:
mps_unlock(sc);
if (buf != NULL)
kfree(buf, M_MPSUSER);
return (err);
}