static void
isf_disk_insert(struct isf_softc *sc, off_t mediasize)
{
struct disk *disk;
sc->isf_doomed = 0;
sc->isf_erasing = 0;
sc->isf_bstate = malloc(sizeof(*sc->isf_bstate) *
(mediasize / ISF_ERASE_BLOCK), M_ISF, M_ZERO | M_WAITOK);
kproc_create(&isf_task, sc, &sc->isf_proc, 0, 0, "isf");
disk = disk_alloc();
disk->d_drv1 = sc;
disk->d_name = "isf";
disk->d_unit = sc->isf_unit;
disk->d_strategy = isf_disk_strategy;
disk->d_ioctl = isf_disk_ioctl;
disk->d_sectorsize = ISF_SECTORSIZE;
disk->d_mediasize = mediasize;
disk->d_maxsize = ISF_SECTORSIZE;
sc->isf_disk = disk;
if (bootverbose)
isf_dump_info(sc);
disk_create(disk, DISK_VERSION);
device_printf(sc->isf_dev, "%juM flash device\n",
(uintmax_t)disk->d_mediasize / (1024 * 1024));
}
static int
mfi_syspd_attach(device_t dev)
{
struct mfi_system_pd *sc;
struct mfi_pd_info *pd_info;
struct disk_info info;
uint64_t sectors;
uint32_t secsize;
sc = device_get_softc(dev);
pd_info = device_get_ivars(dev);
sc->pd_dev = dev;
sc->pd_id = pd_info->ref.v.device_id;
sc->pd_unit = device_get_unit(dev);
sc->pd_info = pd_info;
sc->pd_controller = device_get_softc(device_get_parent(dev));
sc->pd_flags = MFI_DISK_FLAGS_SYSPD;
sectors = pd_info->raw_size;
secsize = MFI_SECTOR_LEN;
lockmgr(&sc->pd_controller->mfi_io_lock, LK_EXCLUSIVE);
TAILQ_INSERT_TAIL(&sc->pd_controller->mfi_syspd_tqh, sc, pd_link);
lockmgr(&sc->pd_controller->mfi_io_lock, LK_RELEASE);
device_printf(dev, "%juMB (%ju sectors) SYSPD volume\n",
sectors / (1024 * 1024 / secsize), sectors);
devstat_add_entry(&sc->pd_devstat, "mfisyspd", device_get_unit(dev),
MFI_SECTOR_LEN, DEVSTAT_NO_ORDERED_TAGS,
DEVSTAT_TYPE_STORARRAY | DEVSTAT_TYPE_IF_OTHER,
DEVSTAT_PRIORITY_ARRAY);
sc->pd_dev_t = disk_create(sc->pd_unit, &sc->pd_disk, &mfi_syspd_ops);
sc->pd_dev_t->si_drv1 = sc;
sc->pd_dev_t->si_iosize_max = sc->pd_controller->mfi_max_io *
secsize;
bzero(&info, sizeof(info));
info.d_media_blksize = secsize; /* mandatory */
info.d_media_blocks = sectors;
if (info.d_media_blocks >= (1 * 1024 * 1024)) {
info.d_nheads = 255;
info.d_secpertrack = 63;
} else {
info.d_nheads = 64;
info.d_secpertrack = 32;
}
disk_setdiskinfo(&sc->pd_disk, &info);
return (0);
}
static int
opalflash_attach(device_t dev)
{
struct opalflash_softc *sc;
phandle_t node;
cell_t flash_blocksize, opal_id;
uint32_t regs[2];
sc = device_get_softc(dev);
sc->sc_dev = dev;
node = ofw_bus_get_node(dev);
OF_getencprop(node, "ibm,opal-id", &opal_id, sizeof(opal_id));
sc->sc_opal_id = opal_id;
if (OF_getencprop(node, "ibm,flash-block-size",
&flash_blocksize, sizeof(flash_blocksize)) < 0) {
device_printf(dev, "Cannot determine flash block size.\n");
return (ENXIO);
}
if (!OF_hasprop(node, "no-erase"))
sc->sc_erase = true;
OPALFLASH_LOCK_INIT(sc);
if (OF_getencprop(node, "reg", regs, sizeof(regs)) < 0) {
device_printf(dev, "Unable to get flash size.\n");
return (ENXIO);
}
sc->sc_disk = disk_alloc();
sc->sc_disk->d_name = "opalflash";
sc->sc_disk->d_open = opalflash_open;
sc->sc_disk->d_close = opalflash_close;
sc->sc_disk->d_strategy = opalflash_strategy;
sc->sc_disk->d_ioctl = opalflash_ioctl;
sc->sc_disk->d_getattr = opalflash_getattr;
sc->sc_disk->d_drv1 = sc;
sc->sc_disk->d_maxsize = DFLTPHYS;
sc->sc_disk->d_mediasize = regs[1];
sc->sc_disk->d_unit = device_get_unit(sc->sc_dev);
sc->sc_disk->d_sectorsize = FLASH_BLOCKSIZE;
sc->sc_disk->d_stripesize = flash_blocksize;
sc->sc_disk->d_dump = NULL;
disk_create(sc->sc_disk, DISK_VERSION);
bioq_init(&sc->sc_bio_queue);
kproc_create(&opalflash_task, sc, &sc->sc_p, 0, 0, "task: OPAL Flash");
return (0);
}
static int
cfi_disk_attach(device_t dev)
{
struct cfi_disk_softc *sc = device_get_softc(dev);
sc->parent = device_get_softc(device_get_parent(dev));
/* validate interface width; assumed by other code */
if (sc->parent->sc_width != 1 &&
sc->parent->sc_width != 2 &&
sc->parent->sc_width != 4)
return EINVAL;
sc->disk = disk_alloc();
if (sc->disk == NULL)
return ENOMEM;
sc->disk->d_name = "cfid";
sc->disk->d_unit = device_get_unit(dev);
sc->disk->d_open = cfi_disk_open;
sc->disk->d_close = cfi_disk_close;
sc->disk->d_strategy = cfi_disk_strategy;
sc->disk->d_ioctl = cfi_disk_ioctl;
sc->disk->d_dump = NULL; /* NB: no dumps */
sc->disk->d_getattr = cfi_disk_getattr;
sc->disk->d_sectorsize = CFI_DISK_SECSIZE;
sc->disk->d_mediasize = sc->parent->sc_size;
sc->disk->d_maxsize = CFI_DISK_MAXIOSIZE;
/* NB: use stripesize to hold the erase/region size */
if (sc->parent->sc_regions) {
/*
* Multiple regions, use the last one. This is a
* total hack as it's (presently) used only by
* geom_redboot to locate the FIS directory which
* lies at the start of the last erase region.
*/
sc->disk->d_stripesize =
sc->parent->sc_region[sc->parent->sc_regions-1].r_blksz;
} else
sc->disk->d_stripesize = sc->disk->d_mediasize;
sc->disk->d_drv1 = sc;
disk_create(sc->disk, DISK_VERSION);
mtx_init(&sc->qlock, "CFID I/O lock", NULL, MTX_DEF);
bioq_init(&sc->bioq);
sc->tq = taskqueue_create("cfid_taskq", M_NOWAIT,
taskqueue_thread_enqueue, &sc->tq);
taskqueue_start_threads(&sc->tq, 1, PI_DISK, "cfid taskq");
TASK_INIT(&sc->iotask, 0, cfi_io_proc, sc);
return 0;
}
static int
ipsd_attach(device_t dev)
{
device_t adapter;
ipsdisk_softc_t *dsc;
struct disk_info info;
u_int totalsectors;
u_int nheads, nsectors;
DEVICE_PRINTF(2, dev, "in attach\n");
dsc = (ipsdisk_softc_t *)device_get_softc(dev);
bzero(dsc, sizeof(ipsdisk_softc_t));
adapter = device_get_parent(dev);
dsc->dev = dev;
dsc->sc = device_get_softc(adapter);
dsc->unit = device_get_unit(dev);
dsc->disk_number = (uintptr_t) device_get_ivars(dev);
totalsectors = dsc->sc->drives[dsc->disk_number].sector_count;
if ((totalsectors > 0x400000) &&
((dsc->sc->adapter_info.miscflags & 0x8) == 0)) {
nheads = IPS_NORM_HEADS;
nsectors = IPS_NORM_SECTORS;
} else {
nheads = IPS_COMP_HEADS;
nsectors = IPS_COMP_SECTORS;
}
devstat_add_entry(&dsc->stats, "ipsd", dsc->unit, DEV_BSIZE,
DEVSTAT_NO_ORDERED_TAGS,
DEVSTAT_TYPE_DIRECT | DEVSTAT_TYPE_IF_SCSI,
DEVSTAT_PRIORITY_DISK);
dsc->ipsd_dev_t = disk_create(dsc->unit, &dsc->ipsd_disk, &ipsd_ops);
dsc->ipsd_dev_t->si_drv1 = dsc;
dsc->ipsd_dev_t->si_iosize_max = IPS_MAX_IO_SIZE;
bzero(&info, sizeof(info));
info.d_media_blksize = IPS_BLKSIZE; /* mandatory */
info.d_media_blocks = totalsectors;
info.d_type = DTYPE_ESDI; /* optional */
info.d_nheads = nheads;
info.d_secpertrack = nsectors;
info.d_ncylinders = totalsectors / nheads / nsectors;
info.d_secpercyl = nsectors / nheads;
disk_setdiskinfo(&dsc->ipsd_disk, &info);
device_printf(dev, "Logical Drive (%dMB)\n",
dsc->sc->drives[dsc->disk_number].sector_count >> 11);
return 0;
}
static int
mfi_syspd_attach(device_t dev)
{
struct mfi_system_pd *sc;
struct mfi_pd_info *pd_info;
uint64_t sectors;
uint32_t secsize;
sc = device_get_softc(dev);
pd_info = device_get_ivars(dev);
sc->pd_dev = dev;
sc->pd_id = pd_info->ref.v.device_id;
sc->pd_unit = device_get_unit(dev);
sc->pd_info = pd_info;
sc->pd_controller = device_get_softc(device_get_parent(dev));
sc->pd_flags = 0;
sectors = pd_info->raw_size;
secsize = MFI_SECTOR_LEN;
mtx_lock(&sc->pd_controller->mfi_io_lock);
TAILQ_INSERT_TAIL(&sc->pd_controller->mfi_syspd_tqh, sc, pd_link);
mtx_unlock(&sc->pd_controller->mfi_io_lock);
device_printf(dev, "%juMB (%ju sectors) SYSPD volume\n",
sectors / (1024 * 1024 / secsize), sectors);
sc->pd_disk = disk_alloc();
sc->pd_disk->d_drv1 = sc;
sc->pd_disk->d_maxsize = sc->pd_controller->mfi_max_io * secsize;
sc->pd_disk->d_name = "mfisyspd";
sc->pd_disk->d_open = mfi_syspd_open;
sc->pd_disk->d_close = mfi_syspd_close;
sc->pd_disk->d_strategy = mfi_syspd_strategy;
sc->pd_disk->d_dump = mfi_syspd_dump;
sc->pd_disk->d_unit = sc->pd_unit;
sc->pd_disk->d_sectorsize = secsize;
sc->pd_disk->d_mediasize = sectors * secsize;
if (sc->pd_disk->d_mediasize >= (1 * 1024 * 1024)) {
sc->pd_disk->d_fwheads = 255;
sc->pd_disk->d_fwsectors = 63;
} else {
sc->pd_disk->d_fwheads = 64;
sc->pd_disk->d_fwsectors = 32;
}
disk_create(sc->pd_disk, DISK_VERSION);
device_printf(dev, " SYSPD volume attached\n");
return (0);
}
static int
htif_blk_attach(device_t dev)
{
struct htif_blk_softc *sc;
char prefix[] = " size=";
char *str;
long size;
sc = device_get_softc(dev);
sc->dev = dev;
mtx_init(&sc->htif_io_mtx, device_get_nameunit(dev), "htif_blk", MTX_DEF);
HTIF_BLK_LOCK_INIT(sc);
str = strstr(htif_get_id(dev), prefix);
size = strtol((str + 6), NULL, 10);
if (size == 0) {
return (ENXIO);
}
sc->index = htif_get_index(dev);
if (sc->index < 0)
return (EINVAL);
htif_setup_intr(sc->index, htif_blk_intr, sc);
sc->disk = disk_alloc();
sc->disk->d_drv1 = sc;
sc->disk->d_maxsize = 4096; /* Max transfer */
sc->disk->d_name = "htif_blk";
sc->disk->d_open = htif_blk_open;
sc->disk->d_close = htif_blk_close;
sc->disk->d_strategy = htif_blk_strategy;
sc->disk->d_unit = 0;
sc->disk->d_sectorsize = SECTOR_SIZE;
sc->disk->d_mediasize = size;
disk_create(sc->disk, DISK_VERSION);
bioq_init(&sc->bio_queue);
sc->running = 1;
kproc_create(&htif_blk_task, sc, &sc->p, 0, 0, "%s: transfer",
device_get_nameunit(dev));
return (0);
}
static int
mambodisk_attach(device_t dev)
{
struct mambodisk_softc *sc;
struct disk *d;
intmax_t mb;
char unit;
sc = device_get_softc(dev);
sc->dev = dev;
MBODISK_LOCK_INIT(sc);
d = sc->disk = disk_alloc();
d->d_open = mambodisk_open;
d->d_close = mambodisk_close;
d->d_strategy = mambodisk_strategy;
d->d_name = "mambodisk";
d->d_drv1 = sc;
d->d_maxsize = MAXPHYS; /* Maybe ask bridge? */
d->d_sectorsize = 512;
sc->maxblocks = mambocall(MAMBO_DISK_INFO,MAMBO_INFO_BLKSZ,d->d_unit)
/ 512;
d->d_unit = device_get_unit(dev);
d->d_mediasize = mambocall(MAMBO_DISK_INFO,MAMBO_INFO_DEVSZ,d->d_unit)
* 1024ULL; /* Mambo gives size in KB */
mb = d->d_mediasize >> 20; /* 1MiB == 1 << 20 */
unit = 'M';
if (mb >= 10240) { /* 1GiB = 1024 MiB */
unit = 'G';
mb /= 1024;
}
device_printf(dev, "%ju%cB, %d byte sectors\n", mb, unit,
d->d_sectorsize);
disk_create(d, DISK_VERSION);
bioq_init(&sc->bio_queue);
sc->running = 1;
kproc_create(&mambodisk_task, sc, &sc->p, 0, 0, "task: mambo hd");
return (0);
}
int disk_initialize(disk_t* disk){
int result=0;
/* create new disk or startup existing disk */
if (use_existing_disk) {
result = disk_startup(disk, disk_name);
if (result == 0) {
disk_size = disk->layout.size;
disk_flags = disk->layout.flags;
} else {
disk_size = 0;
disk_flags = DISK_READONLY;
}
} else {
result = disk_create(disk, disk_name, disk_size, disk_flags);
}
return result;
}
static int ipsd_attach(device_t dev)
{
device_t adapter;
ipsdisk_softc_t *dsc;
u_int totalsectors;
DEVICE_PRINTF(2,dev, "in attach\n");
dsc = (ipsdisk_softc_t *)device_get_softc(dev);
bzero(dsc, sizeof(ipsdisk_softc_t));
adapter = device_get_parent(dev);
dsc->dev = dev;
dsc->sc = device_get_softc(adapter);
dsc->unit = device_get_unit(dev);
dsc->disk_number = (uintptr_t) device_get_ivars(dev);
dsc->ipsd_disk = disk_alloc();
dsc->ipsd_disk->d_drv1 = dsc;
dsc->ipsd_disk->d_name = "ipsd";
dsc->ipsd_disk->d_maxsize = IPS_MAX_IO_SIZE;
dsc->ipsd_disk->d_open = ipsd_open;
dsc->ipsd_disk->d_close = ipsd_close;
dsc->ipsd_disk->d_strategy = ipsd_strategy;
dsc->ipsd_disk->d_dump = ipsd_dump;
totalsectors = dsc->sc->drives[dsc->disk_number].sector_count;
if ((totalsectors > 0x400000) &&
((dsc->sc->adapter_info.miscflags & 0x8) == 0)) {
dsc->ipsd_disk->d_fwheads = IPS_NORM_HEADS;
dsc->ipsd_disk->d_fwsectors = IPS_NORM_SECTORS;
} else {
dsc->ipsd_disk->d_fwheads = IPS_COMP_HEADS;
dsc->ipsd_disk->d_fwsectors = IPS_COMP_SECTORS;
}
dsc->ipsd_disk->d_sectorsize = IPS_BLKSIZE;
dsc->ipsd_disk->d_mediasize = (off_t)totalsectors * IPS_BLKSIZE;
dsc->ipsd_disk->d_unit = dsc->unit;
dsc->ipsd_disk->d_flags = 0;
disk_create(dsc->ipsd_disk, DISK_VERSION);
device_printf(dev, "Logical Drive (%dMB)\n",
dsc->sc->drives[dsc->disk_number].sector_count >> 11);
return 0;
}
int
afdattach(struct ata_device *atadev)
{
struct afd_softc *fdp;
dev_t dev;
fdp = malloc(sizeof(struct afd_softc), M_AFD, M_NOWAIT | M_ZERO);
if (!fdp) {
ata_prtdev(atadev, "out of memory\n");
return 0;
}
fdp->device = atadev;
fdp->lun = ata_get_lun(&afd_lun_map);
ata_set_name(atadev, "afd", fdp->lun);
bufq_init(&fdp->queue);
if (afd_sense(fdp)) {
free(fdp, M_AFD);
return 0;
}
devstat_add_entry(&fdp->stats, "afd", fdp->lun, DEV_BSIZE,
DEVSTAT_NO_ORDERED_TAGS,
DEVSTAT_TYPE_DIRECT | DEVSTAT_TYPE_IF_IDE,
DEVSTAT_PRIORITY_WFD);
dev = disk_create(fdp->lun, &fdp->disk, 0, &afd_cdevsw, &afddisk_cdevsw);
dev->si_drv1 = fdp;
fdp->dev = dev;
if (!strncmp(atadev->param->model, "IOMEGA ZIP", 10) ||
!strncmp(atadev->param->model, "IOMEGA Clik!", 12))
fdp->dev->si_iosize_max = 64 * DEV_BSIZE;
else
fdp->dev->si_iosize_max = 252 * DEV_BSIZE;
afd_describe(fdp);
atadev->flags |= ATA_D_MEDIA_CHANGED;
atadev->driver = fdp;
return 1;
}
static int
afd_attach(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct ata_device *atadev = device_get_softc(dev);
struct afd_softc *fdp;
if (!(fdp = malloc(sizeof(struct afd_softc), M_AFD, M_NOWAIT | M_ZERO))) {
device_printf(dev, "out of memory\n");
return ENOMEM;
}
device_set_ivars(dev, fdp);
ata_setmode(dev);
if (afd_sense(dev)) {
device_set_ivars(dev, NULL);
free(fdp, M_AFD);
return ENXIO;
}
atadev->flags |= ATA_D_MEDIA_CHANGED;
/* announce we are here */
afd_describe(dev);
/* create the disk device */
fdp->disk = disk_alloc();
fdp->disk->d_open = afd_open;
fdp->disk->d_close = afd_close;
fdp->disk->d_strategy = afd_strategy;
fdp->disk->d_ioctl = afd_ioctl;
fdp->disk->d_name = "afd";
fdp->disk->d_drv1 = dev;
fdp->disk->d_maxsize = ch->dma.max_iosize ? ch->dma.max_iosize : DFLTPHYS;
fdp->disk->d_unit = device_get_unit(dev);
disk_create(fdp->disk, DISK_VERSION);
return 0;
}
struct qid object_create(Worker *worker, u64 oid, u32 mode,
u32 ctime, char *uid, char *gid, char *extension)
{
Transaction *trans = trans_new(storage_servers[0], NULL, message_new());
struct Rscreate *res;
int len;
/* create it in the cache */
if (objectroot != NULL) {
len = disk_create(worker, oid, mode, ctime, uid, gid, extension);
assert(len >= 0);
object_cache_validate(oid);
}
/* create it on the storage servers */
trans->out->tag = ALLOCTAG;
trans->out->id = TSCREATE;
set_tscreate(trans->out, oid, mode, ctime, uid, gid, extension);
send_request_to_all(trans, NULL, NULL);
res = &trans->in->msg.rscreate;
return res->qid;
}
static int
afd_attach(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct ata_device *atadev = device_get_softc(dev);
struct afd_softc *fdp;
cdev_t cdev;
fdp = kmalloc(sizeof(struct afd_softc), M_AFD, M_WAITOK | M_ZERO);
device_set_ivars(dev, fdp);
ATA_SETMODE(device_get_parent(dev), dev);
if (afd_sense(dev)) {
device_set_ivars(dev, NULL);
kfree(fdp, M_AFD);
return ENXIO;
}
atadev->flags |= ATA_D_MEDIA_CHANGED;
/* create the disk device */
devstat_add_entry(&fdp->stats, "afd", device_get_unit(dev), DEV_BSIZE,
DEVSTAT_NO_ORDERED_TAGS, DEVSTAT_TYPE_DIRECT |
DEVSTAT_TYPE_IF_IDE, DEVSTAT_PRIORITY_WFD);
cdev = disk_create(device_get_unit(dev), &fdp->disk, &afd_ops);
disk_setdisktype(&fdp->disk, "floppy");
cdev->si_drv1 = dev;
if (ch->dma)
cdev->si_iosize_max = ch->dma->max_iosize;
else
cdev->si_iosize_max = min(MAXPHYS,64*1024);
fdp->cdev = cdev;
/* announce we are here */
afd_describe(dev);
return 0;
}
static int
pst_attach(device_t dev)
{
struct pst_softc *psc = device_get_softc(dev);
struct i2o_get_param_reply *reply;
struct i2o_device_identity *ident;
int lun = device_get_unit(dev);
int8_t name [32];
if (!(reply = iop_get_util_params(psc->iop, psc->lct->local_tid,
I2O_PARAMS_OPERATION_FIELD_GET,
I2O_BSA_DEVICE_INFO_GROUP_NO)))
return ENODEV;
if (!(psc->info = (struct i2o_bsa_device *)
malloc(sizeof(struct i2o_bsa_device), M_PSTRAID, M_NOWAIT))) {
contigfree(reply, PAGE_SIZE, M_PSTIOP);
return ENOMEM;
}
bcopy(reply->result, psc->info, sizeof(struct i2o_bsa_device));
contigfree(reply, PAGE_SIZE, M_PSTIOP);
if (!(reply = iop_get_util_params(psc->iop, psc->lct->local_tid,
I2O_PARAMS_OPERATION_FIELD_GET,
I2O_UTIL_DEVICE_IDENTITY_GROUP_NO)))
return ENODEV;
ident = (struct i2o_device_identity *)reply->result;
#ifdef PSTDEBUG
printf("pst: vendor=<%.16s> product=<%.16s>\n",
ident->vendor, ident->product);
printf("pst: description=<%.16s> revision=<%.8s>\n",
ident->description, ident->revision);
printf("pst: capacity=%lld blocksize=%d\n",
psc->info->capacity, psc->info->block_size);
#endif
bpack(ident->vendor, ident->vendor, 16);
bpack(ident->product, ident->product, 16);
sprintf(name, "%s %s", ident->vendor, ident->product);
contigfree(reply, PAGE_SIZE, M_PSTIOP);
bioq_init(&psc->queue);
psc->disk = disk_alloc();
psc->disk->d_name = "pst";
psc->disk->d_strategy = pststrategy;
psc->disk->d_maxsize = 64 * 1024; /*I2O_SGL_MAX_SEGS * PAGE_SIZE;*/
psc->disk->d_drv1 = psc;
psc->disk->d_unit = lun;
psc->disk->d_sectorsize = psc->info->block_size;
psc->disk->d_mediasize = psc->info->capacity;
psc->disk->d_fwsectors = 63;
psc->disk->d_fwheads = 255;
disk_create(psc->disk, DISK_VERSION);
printf("pst%d: %lluMB <%.40s> [%lld/%d/%d] on %.16s\n", lun,
(unsigned long long)psc->info->capacity / (1024 * 1024),
name, psc->info->capacity/(512*255*63), 255, 63,
device_get_nameunit(psc->iop->dev));
EVENTHANDLER_REGISTER(shutdown_post_sync, pst_shutdown,
dev, SHUTDOWN_PRI_FIRST);
return 0;
}
static int
mfi_disk_attach(device_t dev)
{
struct mfi_disk *sc;
struct mfi_ld_info *ld_info;
struct disk_info info;
uint64_t sectors;
uint32_t secsize;
char *state;
sc = device_get_softc(dev);
ld_info = device_get_ivars(dev);
sc->ld_dev = dev;
sc->ld_id = ld_info->ld_config.properties.ld.v.target_id;
sc->ld_unit = device_get_unit(dev);
sc->ld_info = ld_info;
sc->ld_controller = device_get_softc(device_get_parent(dev));
sc->ld_flags = 0;
sectors = ld_info->size;
secsize = MFI_SECTOR_LEN;
lockmgr(&sc->ld_controller->mfi_io_lock, LK_EXCLUSIVE);
TAILQ_INSERT_TAIL(&sc->ld_controller->mfi_ld_tqh, sc, ld_link);
lockmgr(&sc->ld_controller->mfi_io_lock, LK_RELEASE);
switch (ld_info->ld_config.params.state) {
case MFI_LD_STATE_OFFLINE:
state = "offline";
break;
case MFI_LD_STATE_PARTIALLY_DEGRADED:
state = "partially degraded";
break;
case MFI_LD_STATE_DEGRADED:
state = "degraded";
break;
case MFI_LD_STATE_OPTIMAL:
state = "optimal";
break;
default:
state = "unknown";
break;
}
device_printf(dev, "%juMB (%ju sectors) RAID volume '%s' is %s\n",
sectors / (1024 * 1024 / secsize), sectors,
ld_info->ld_config.properties.name,
state);
devstat_add_entry(&sc->ld_devstat, "mfid", device_get_unit(dev),
MFI_SECTOR_LEN, DEVSTAT_NO_ORDERED_TAGS,
DEVSTAT_TYPE_STORARRAY | DEVSTAT_TYPE_IF_OTHER,
DEVSTAT_PRIORITY_ARRAY);
sc->ld_dev_t = disk_create(sc->ld_unit, &sc->ld_disk, &mfi_disk_ops);
sc->ld_dev_t->si_drv1 = sc;
sc->ld_dev_t->si_iosize_max =
min(sc->ld_controller->mfi_max_io * secsize,
(sc->ld_controller->mfi_max_sge - 1) * PAGE_SIZE);
bzero(&info, sizeof(info));
info.d_media_blksize = secsize; /* mandatory */
info.d_media_blocks = sectors;
if (info.d_media_blocks >= (1 * 1024 * 1024)) {
info.d_nheads = 255;
info.d_secpertrack = 63;
} else {
info.d_nheads = 64;
info.d_secpertrack = 32;
}
disk_setdiskinfo(&sc->ld_disk, &info);
return (0);
}
static void *
nvd_new_disk(struct nvme_namespace *ns, void *ctrlr_arg)
{
uint8_t descr[NVME_MODEL_NUMBER_LENGTH+1];
struct nvd_disk *ndisk;
struct disk *disk;
struct nvd_controller *ctrlr = ctrlr_arg;
ndisk = malloc(sizeof(struct nvd_disk), M_NVD, M_ZERO | M_WAITOK);
disk = disk_alloc();
disk->d_strategy = nvd_strategy;
disk->d_ioctl = nvd_ioctl;
disk->d_name = NVD_STR;
disk->d_drv1 = ndisk;
disk->d_maxsize = nvme_ns_get_max_io_xfer_size(ns);
disk->d_sectorsize = nvme_ns_get_sector_size(ns);
disk->d_mediasize = (off_t)nvme_ns_get_size(ns);
if (TAILQ_EMPTY(&disk_head))
disk->d_unit = 0;
else
disk->d_unit =
TAILQ_LAST(&disk_head, disk_list)->disk->d_unit + 1;
disk->d_flags = 0;
if (nvme_ns_get_flags(ns) & NVME_NS_DEALLOCATE_SUPPORTED)
disk->d_flags |= DISKFLAG_CANDELETE;
if (nvme_ns_get_flags(ns) & NVME_NS_FLUSH_SUPPORTED)
disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
/* ifdef used here to ease porting to stable branches at a later point. */
#ifdef DISKFLAG_UNMAPPED_BIO
disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
#endif
/*
* d_ident and d_descr are both far bigger than the length of either
* the serial or model number strings.
*/
nvme_strvis(disk->d_ident, nvme_ns_get_serial_number(ns),
sizeof(disk->d_ident), NVME_SERIAL_NUMBER_LENGTH);
nvme_strvis(descr, nvme_ns_get_model_number(ns), sizeof(descr),
NVME_MODEL_NUMBER_LENGTH);
#if __FreeBSD_version >= 900034
strlcpy(disk->d_descr, descr, sizeof(descr));
#endif
ndisk->ns = ns;
ndisk->disk = disk;
ndisk->cur_depth = 0;
mtx_init(&ndisk->bioqlock, "NVD bioq lock", NULL, MTX_DEF);
bioq_init(&ndisk->bioq);
TASK_INIT(&ndisk->bioqtask, 0, nvd_bioq_process, ndisk);
ndisk->tq = taskqueue_create("nvd_taskq", M_WAITOK,
taskqueue_thread_enqueue, &ndisk->tq);
taskqueue_start_threads(&ndisk->tq, 1, PI_DISK, "nvd taskq");
TAILQ_INSERT_TAIL(&disk_head, ndisk, global_tailq);
TAILQ_INSERT_TAIL(&ctrlr->disk_head, ndisk, ctrlr_tailq);
disk_create(disk, DISK_VERSION);
printf(NVD_STR"%u: <%s> NVMe namespace\n", disk->d_unit, descr);
printf(NVD_STR"%u: %juMB (%ju %u byte sectors)\n", disk->d_unit,
(uintmax_t)disk->d_mediasize / (1024*1024),
(uintmax_t)disk->d_mediasize / disk->d_sectorsize,
disk->d_sectorsize);
return (NULL);
}
int
create_geom_disk(struct nand_chip *chip)
{
struct disk *ndisk, *rdisk;
/* Create the disk device */
ndisk = disk_alloc();
ndisk->d_strategy = nand_strategy;
ndisk->d_ioctl = nand_ioctl;
ndisk->d_getattr = nand_getattr;
ndisk->d_name = "gnand";
ndisk->d_drv1 = chip;
ndisk->d_maxsize = chip->chip_geom.block_size;
ndisk->d_sectorsize = chip->chip_geom.page_size;
ndisk->d_mediasize = chip->chip_geom.chip_size;
ndisk->d_unit = chip->num +
10 * device_get_unit(device_get_parent(chip->dev));
/*
* When using BBT, make two last blocks of device unavailable
* to user (because those are used to store BBT table).
*/
if (chip->bbt != NULL)
ndisk->d_mediasize -= (2 * chip->chip_geom.block_size);
ndisk->d_flags = DISKFLAG_CANDELETE;
snprintf(ndisk->d_ident, sizeof(ndisk->d_ident),
"nand: Man:0x%02x Dev:0x%02x", chip->id.man_id, chip->id.dev_id);
ndisk->d_rotation_rate = DISK_RR_NON_ROTATING;
disk_create(ndisk, DISK_VERSION);
/* Create the RAW disk device */
rdisk = disk_alloc();
rdisk->d_strategy = nand_strategy_raw;
rdisk->d_ioctl = nand_ioctl;
rdisk->d_getattr = nand_getattr;
rdisk->d_name = "gnand.raw";
rdisk->d_drv1 = chip;
rdisk->d_maxsize = chip->chip_geom.block_size;
rdisk->d_sectorsize = chip->chip_geom.page_size;
rdisk->d_mediasize = chip->chip_geom.chip_size;
rdisk->d_unit = chip->num +
10 * device_get_unit(device_get_parent(chip->dev));
rdisk->d_flags = DISKFLAG_CANDELETE;
snprintf(rdisk->d_ident, sizeof(rdisk->d_ident),
"nand_raw: Man:0x%02x Dev:0x%02x", chip->id.man_id,
chip->id.dev_id);
rdisk->d_rotation_rate = DISK_RR_NON_ROTATING;
disk_create(rdisk, DISK_VERSION);
chip->ndisk = ndisk;
chip->rdisk = rdisk;
mtx_init(&chip->qlock, "NAND I/O lock", NULL, MTX_DEF);
bioq_init(&chip->bioq);
TASK_INIT(&chip->iotask, 0, nand_io_proc, chip);
chip->tq = taskqueue_create("nand_taskq", M_WAITOK,
taskqueue_thread_enqueue, &chip->tq);
taskqueue_start_threads(&chip->tq, 1, PI_DISK, "nand taskq");
if (bootverbose)
device_printf(chip->dev, "Created gnand%d for chip [0x%0x, "
"0x%0x]\n", ndisk->d_unit, chip->id.man_id,
chip->id.dev_id);
return (0);
}
void object_fetch(Worker *worker, u64 oid, struct p9stat *info) {
int res;
u32 packetsize;
u32 packetcount;
u64 offset;
int i;
int start;
u32 time = now();
List **queues;
struct object_fetch_env env;
if (objectroot == NULL || object_cache_isvalid(oid))
return;
/* delete any existing entry in the cache */
res = disk_delete(worker, oid);
assert(res >= 0 || -res == ENOENT);
/* create the file */
disk_create(worker, oid, info->mode, info->mtime, info->uid,
info->gid, info->extension);
/* empty file? */
if (info->length == 0 || !emptystring(info->extension)) {
int res = disk_wstat(worker, oid, info);
assert(res == 0);
return;
}
/* stripe the reads across the storage servers */
queues = GC_MALLOC(sizeof(List *) * storage_server_count);
assert(queues != NULL);
queues[0] = NULL;
packetsize = (storage_servers[0]->maxSize / BLOCK_SIZE) * BLOCK_SIZE;
for (i = 1; i < storage_server_count; i++) {
int size = (storage_servers[i]->maxSize / BLOCK_SIZE) * BLOCK_SIZE;
packetsize = min(packetsize, size);
queues[i] = NULL;
}
packetcount = (info->length + (packetsize - 1)) / packetsize;
i = 0;
offset = 0;
start = randInt(storage_server_count);
/* create read requests in contiguous chunks for each server */
while (offset < info->length) {
u64 size = info->length - offset;
if (size > packetsize)
size = packetsize;
Transaction *trans = trans_new(
storage_servers[(i + start) % storage_server_count],
NULL, message_new());
trans->out->tag = ALLOCTAG;
trans->out->id = TSREAD;
set_tsread(trans->out, oid, time, offset, (u32) size);
queues[i] = cons(trans, queues[i]);
offset += size;
/* time to switch to next server? */
if (offset * storage_server_count > info->length * (i + 1))
i++;
}
/* put the requests in sequential order */
for (i = 0; i < storage_server_count; i++)
queues[i] = reverse(queues[i]);
env.file = disk_get_openfile(worker, oid);
assert(env.file != NULL);
env.wait = NULL;
if (ftruncate(env.file->fd, info->length) < 0)
assert(0);
send_requests_streamed(queues, storage_server_count,
(void (*)(void *, Transaction *)) object_fetch_iter, &env);
if (disk_wstat(worker, oid, info) != 0)
assert(0);
object_cache_validate(oid);
}
static int
ad_attach(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct ata_device *atadev = device_get_softc(dev);
struct ad_softc *adp;
device_t parent;
/* check that we have a virgin disk to attach */
if (device_get_ivars(dev))
return EEXIST;
if (!(adp = malloc(sizeof(struct ad_softc), M_AD, M_NOWAIT | M_ZERO))) {
device_printf(dev, "out of memory\n");
return ENOMEM;
}
device_set_ivars(dev, adp);
/* get device geometry into internal structs */
if (ad_get_geometry(dev))
return ENXIO;
/* set the max size if configured */
if (ata_setmax)
ad_set_geometry(dev);
/* init device parameters */
ad_init(dev);
/* announce we are here */
ad_describe(dev);
/* create the disk device */
adp->disk = disk_alloc();
adp->disk->d_strategy = ad_strategy;
adp->disk->d_ioctl = ad_ioctl;
adp->disk->d_dump = ad_dump;
adp->disk->d_name = "ad";
adp->disk->d_drv1 = dev;
adp->disk->d_maxsize = ch->dma.max_iosize ? ch->dma.max_iosize : DFLTPHYS;
if (atadev->param.support.command2 & ATA_SUPPORT_ADDRESS48)
adp->disk->d_maxsize = min(adp->disk->d_maxsize, 65536 * DEV_BSIZE);
else /* 28bit ATA command limit */
adp->disk->d_maxsize = min(adp->disk->d_maxsize, 256 * DEV_BSIZE);
adp->disk->d_sectorsize = DEV_BSIZE;
adp->disk->d_mediasize = DEV_BSIZE * (off_t)adp->total_secs;
adp->disk->d_fwsectors = adp->sectors;
adp->disk->d_fwheads = adp->heads;
adp->disk->d_unit = device_get_unit(dev);
if (atadev->param.support.command2 & ATA_SUPPORT_FLUSHCACHE)
adp->disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
if ((atadev->param.support.command2 & ATA_SUPPORT_CFA) ||
atadev->param.config == ATA_PROTO_CFA)
adp->disk->d_flags |= DISKFLAG_CANDELETE;
strlcpy(adp->disk->d_ident, atadev->param.serial,
sizeof(adp->disk->d_ident));
strlcpy(adp->disk->d_descr, atadev->param.model,
sizeof(adp->disk->d_descr));
parent = device_get_parent(ch->dev);
if (parent != NULL && device_get_parent(parent) != NULL &&
(device_get_devclass(parent) ==
devclass_find("atapci") ||
device_get_devclass(device_get_parent(parent)) ==
devclass_find("pci"))) {
adp->disk->d_hba_vendor = pci_get_vendor(parent);
adp->disk->d_hba_device = pci_get_device(parent);
adp->disk->d_hba_subvendor = pci_get_subvendor(parent);
adp->disk->d_hba_subdevice = pci_get_subdevice(parent);
}
ata_disk_firmware_geom_adjust(adp->disk);
disk_create(adp->disk, DISK_VERSION);
device_add_child(dev, "subdisk", device_get_unit(dev));
bus_generic_attach(dev);
callout_init(&atadev->spindown_timer, 1);
return 0;
}
static int
mlxd_attach(device_t dev)
{
struct mlxd_softc *sc = (struct mlxd_softc *)device_get_softc(dev);
device_t parent;
char *state;
int s1, s2;
debug_called(1);
parent = device_get_parent(dev);
sc->mlxd_controller = (struct mlx_softc *)device_get_softc(parent);
sc->mlxd_unit = device_get_unit(dev);
sc->mlxd_drive = device_get_ivars(dev);
sc->mlxd_dev = dev;
switch(sc->mlxd_drive->ms_state) {
case MLX_SYSD_ONLINE:
state = "online";
break;
case MLX_SYSD_CRITICAL:
state = "critical";
break;
case MLX_SYSD_OFFLINE:
state = "offline";
break;
default:
state = "unknown state";
}
device_printf(dev, "%uMB (%u sectors) RAID %d (%s)\n",
sc->mlxd_drive->ms_size / ((1024 * 1024) / MLX_BLKSIZE),
sc->mlxd_drive->ms_size, sc->mlxd_drive->ms_raidlevel, state);
sc->mlxd_disk = disk_alloc();
sc->mlxd_disk->d_open = mlxd_open;
sc->mlxd_disk->d_close = mlxd_close;
sc->mlxd_disk->d_ioctl = mlxd_ioctl;
sc->mlxd_disk->d_strategy = mlxd_strategy;
sc->mlxd_disk->d_name = "mlxd";
sc->mlxd_disk->d_unit = sc->mlxd_unit;
sc->mlxd_disk->d_drv1 = sc;
sc->mlxd_disk->d_sectorsize = MLX_BLKSIZE;
sc->mlxd_disk->d_mediasize = MLX_BLKSIZE * (off_t)sc->mlxd_drive->ms_size;
sc->mlxd_disk->d_fwsectors = sc->mlxd_drive->ms_sectors;
sc->mlxd_disk->d_fwheads = sc->mlxd_drive->ms_heads;
/*
* Set maximum I/O size to the lesser of the recommended maximum and the practical
* maximum except on v2 cards where the maximum is set to 8 pages.
*/
if (sc->mlxd_controller->mlx_iftype == MLX_IFTYPE_2)
sc->mlxd_disk->d_maxsize = 8 * MLX_PAGE_SIZE;
else {
s1 = sc->mlxd_controller->mlx_enq2->me_maxblk * MLX_BLKSIZE;
s2 = (sc->mlxd_controller->mlx_enq2->me_max_sg - 1) * MLX_PAGE_SIZE;
sc->mlxd_disk->d_maxsize = imin(s1, s2);
}
disk_create(sc->mlxd_disk, DISK_VERSION);
return (0);
}
static int
ad_attach(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct ata_device *atadev = device_get_softc(dev);
struct disk_info info;
struct ad_softc *adp;
cdev_t cdev;
u_int32_t lbasize;
u_int64_t lbasize48;
/* check that we have a virgin disk to attach */
if (device_get_ivars(dev))
return EEXIST;
adp = kmalloc(sizeof(struct ad_softc), M_AD, M_INTWAIT | M_ZERO);
device_set_ivars(dev, adp);
if ((atadev->param.atavalid & ATA_FLAG_54_58) &&
atadev->param.current_heads && atadev->param.current_sectors) {
adp->heads = atadev->param.current_heads;
adp->sectors = atadev->param.current_sectors;
adp->total_secs = (u_int32_t)atadev->param.current_size_1 |
((u_int32_t)atadev->param.current_size_2 << 16);
}
else {
adp->heads = atadev->param.heads;
adp->sectors = atadev->param.sectors;
adp->total_secs = atadev->param.cylinders * adp->heads * adp->sectors;
}
lbasize = (u_int32_t)atadev->param.lba_size_1 |
((u_int32_t)atadev->param.lba_size_2 << 16);
/* does this device need oldstyle CHS addressing */
if (!ad_version(atadev->param.version_major) || !lbasize)
atadev->flags |= ATA_D_USE_CHS;
/* use the 28bit LBA size if valid or bigger than the CHS mapping */
if (atadev->param.cylinders == 16383 || adp->total_secs < lbasize)
adp->total_secs = lbasize;
/* use the 48bit LBA size if valid */
lbasize48 = ((u_int64_t)atadev->param.lba_size48_1) |
((u_int64_t)atadev->param.lba_size48_2 << 16) |
((u_int64_t)atadev->param.lba_size48_3 << 32) |
((u_int64_t)atadev->param.lba_size48_4 << 48);
if ((atadev->param.support.command2 & ATA_SUPPORT_ADDRESS48) &&
lbasize48 > ATA_MAX_28BIT_LBA)
adp->total_secs = lbasize48;
/* init device parameters */
ad_init(dev);
/* create the disk device */
/* XXX TGEN Maybe use DEVSTAT_ALL_SUPPORTED, DEVSTAT_TYPE_DIRECT,
DEVSTAT_PRIORITY_MAX. */
devstat_add_entry(&adp->stats, "ad", device_get_unit(dev), DEV_BSIZE,
DEVSTAT_NO_ORDERED_TAGS,
DEVSTAT_TYPE_DIRECT | DEVSTAT_TYPE_IF_IDE,
DEVSTAT_PRIORITY_DISK);
cdev = disk_create(device_get_unit(dev), &adp->disk, &ad_ops);
cdev->si_drv1 = dev;
if (ch->dma)
cdev->si_iosize_max = ch->dma->max_iosize;
else
cdev->si_iosize_max = DFLTPHYS;
adp->cdev = cdev;
bzero(&info, sizeof(info));
info.d_media_blksize = DEV_BSIZE; /* mandatory */
info.d_media_blocks = adp->total_secs;
info.d_secpertrack = adp->sectors; /* optional */
info.d_nheads = adp->heads;
info.d_ncylinders = adp->total_secs/(adp->heads*adp->sectors);
info.d_secpercyl = adp->sectors * adp->heads;
info.d_serialno = atadev->param.serial;
device_add_child(dev, "subdisk", device_get_unit(dev));
bus_generic_attach(dev);
/* announce we are here */
ad_describe(dev);
disk_setdiskinfo(&adp->disk, &info);
return 0;
}
static int
mfi_disk_attach(device_t dev)
{
struct mfi_disk *sc;
struct mfi_ld_info *ld_info;
uint64_t sectors;
uint32_t secsize;
char *state;
sc = device_get_softc(dev);
ld_info = device_get_ivars(dev);
sc->ld_dev = dev;
sc->ld_id = ld_info->ld_config.properties.ld.v.target_id;
sc->ld_unit = device_get_unit(dev);
sc->ld_info = ld_info;
sc->ld_controller = device_get_softc(device_get_parent(dev));
sc->ld_flags = 0;
sectors = ld_info->size;
secsize = MFI_SECTOR_LEN;
mtx_lock(&sc->ld_controller->mfi_io_lock);
TAILQ_INSERT_TAIL(&sc->ld_controller->mfi_ld_tqh, sc, ld_link);
mtx_unlock(&sc->ld_controller->mfi_io_lock);
switch (ld_info->ld_config.params.state) {
case MFI_LD_STATE_OFFLINE:
state = "offline";
break;
case MFI_LD_STATE_PARTIALLY_DEGRADED:
state = "partially degraded";
break;
case MFI_LD_STATE_DEGRADED:
state = "degraded";
break;
case MFI_LD_STATE_OPTIMAL:
state = "optimal";
break;
default:
state = "unknown";
break;
}
device_printf(dev, "%juMB (%ju sectors) RAID volume '%s' is %s\n",
sectors / (1024 * 1024 / secsize), sectors,
ld_info->ld_config.properties.name,
state);
sc->ld_disk = disk_alloc();
sc->ld_disk->d_drv1 = sc;
sc->ld_disk->d_maxsize = sc->ld_controller->mfi_max_io * secsize;
sc->ld_disk->d_name = "mfid";
sc->ld_disk->d_open = mfi_disk_open;
sc->ld_disk->d_close = mfi_disk_close;
sc->ld_disk->d_strategy = mfi_disk_strategy;
sc->ld_disk->d_dump = mfi_disk_dump;
sc->ld_disk->d_unit = sc->ld_unit;
sc->ld_disk->d_sectorsize = secsize;
sc->ld_disk->d_mediasize = sectors * secsize;
if (sc->ld_disk->d_mediasize >= (1 * 1024 * 1024)) {
sc->ld_disk->d_fwheads = 255;
sc->ld_disk->d_fwsectors = 63;
} else {
sc->ld_disk->d_fwheads = 64;
sc->ld_disk->d_fwsectors = 32;
}
disk_create(sc->ld_disk, DISK_VERSION);
return (0);
}
static void *
nvd_new_disk(struct nvme_namespace *ns, void *ctrlr_arg)
{
struct nvd_disk *ndisk;
struct disk *disk;
struct nvd_controller *ctrlr = ctrlr_arg;
ndisk = malloc(sizeof(struct nvd_disk), M_NVD, M_ZERO | M_WAITOK);
disk = disk_alloc();
disk->d_strategy = nvd_strategy;
disk->d_ioctl = nvd_ioctl;
disk->d_name = "nvd";
disk->d_drv1 = ndisk;
disk->d_maxsize = nvme_ns_get_max_io_xfer_size(ns);
disk->d_sectorsize = nvme_ns_get_sector_size(ns);
disk->d_mediasize = (off_t)nvme_ns_get_size(ns);
if (TAILQ_EMPTY(&disk_head))
disk->d_unit = 0;
else
disk->d_unit =
TAILQ_LAST(&disk_head, disk_list)->disk->d_unit + 1;
disk->d_flags = 0;
if (nvme_ns_get_flags(ns) & NVME_NS_DEALLOCATE_SUPPORTED)
disk->d_flags |= DISKFLAG_CANDELETE;
if (nvme_ns_get_flags(ns) & NVME_NS_FLUSH_SUPPORTED)
disk->d_flags |= DISKFLAG_CANFLUSHCACHE;
/* ifdef used here to ease porting to stable branches at a later point. */
#ifdef DISKFLAG_UNMAPPED_BIO
disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
#endif
strlcpy(disk->d_ident, nvme_ns_get_serial_number(ns),
sizeof(disk->d_ident));
#if __FreeBSD_version >= 900034
strlcpy(disk->d_descr, nvme_ns_get_model_number(ns),
sizeof(disk->d_descr));
#endif
disk_create(disk, DISK_VERSION);
ndisk->ns = ns;
ndisk->disk = disk;
ndisk->cur_depth = 0;
mtx_init(&ndisk->bioqlock, "NVD bioq lock", NULL, MTX_DEF);
bioq_init(&ndisk->bioq);
TASK_INIT(&ndisk->bioqtask, 0, nvd_bioq_process, ndisk);
ndisk->tq = taskqueue_create("nvd_taskq", M_WAITOK,
taskqueue_thread_enqueue, &ndisk->tq);
taskqueue_start_threads(&ndisk->tq, 1, PI_DISK, "nvd taskq");
TAILQ_INSERT_TAIL(&disk_head, ndisk, global_tailq);
TAILQ_INSERT_TAIL(&ctrlr->disk_head, ndisk, ctrlr_tailq);
return (NULL);
}
static int
idad_attach(device_t dev)
{
struct ida_drive_info dinfo;
struct disk_info info;
struct idad_softc *drv;
device_t parent;
cdev_t dsk;
int error;
drv = (struct idad_softc *)device_get_softc(dev);
parent = device_get_parent(dev);
drv->controller = (struct ida_softc *)device_get_softc(parent);
drv->unit = device_get_unit(dev);
drv->drive = drv->controller->num_drives;
drv->controller->num_drives++;
error = ida_command(drv->controller, CMD_GET_LOG_DRV_INFO,
&dinfo, sizeof(dinfo), drv->drive, 0, DMA_DATA_IN);
if (error) {
device_printf(dev, "CMD_GET_LOG_DRV_INFO failed\n");
return (ENXIO);
}
drv->cylinders = dinfo.ncylinders;
drv->heads = dinfo.nheads;
drv->sectors = dinfo.nsectors;
drv->secsize = dinfo.secsize == 0 ? 512 : dinfo.secsize;
drv->secperunit = dinfo.secperunit;
/* XXX
* other initialization
*/
device_printf(dev, "%uMB (%u sectors), blocksize=%d\n",
drv->secperunit / ((1024 * 1024) / drv->secsize),
drv->secperunit, drv->secsize);
devstat_add_entry(&drv->stats, "idad", drv->unit, drv->secsize,
DEVSTAT_NO_ORDERED_TAGS,
DEVSTAT_TYPE_STORARRAY| DEVSTAT_TYPE_IF_OTHER,
DEVSTAT_PRIORITY_ARRAY);
dsk = disk_create(drv->unit, &drv->disk, &id_ops);
dsk->si_drv1 = drv;
dsk->si_iosize_max = DFLTPHYS; /* XXX guess? */
/*
* Set disk info, as it appears that all needed data is available already.
* Setting the disk info will also cause the probing to start.
*/
bzero(&info, sizeof(info));
info.d_media_blksize = drv->secsize; /* mandatory */
info.d_media_blocks = drv->secperunit;
info.d_secpertrack = drv->sectors; /* optional */
info.d_type = DTYPE_SCSI;
info.d_nheads = drv->heads;
info.d_ncylinders = drv->cylinders;
info.d_secpercyl = drv->sectors * drv->heads;
disk_setdiskinfo(&drv->disk, &info);
return (0);
}
