User Guide

B-4 Ampex 1308911-02

Model No.

Running Head

Introduction Device Special Files

Table B-3. DST/DIS Device Special File Default Interface Parameters Settings

Parameter and (Bit

Location)

IRIX Device Special File/dev/rmt/tps/

XdY XdYnr XdYnm XdYnrnm XdYnrnf XdYnrnfnm XdYstat

DST_NO_REWIND — ✔ — ✔✔✔✔

DST_NO_FM ——✔✔— ✔ —

DST_NO_RESERVE ✔✔✔✔✔✔✔

DST_NO_FLUSH ————✔✔—

DST_NO_OPN_CMD ——————✔

DST_SBLK_SIZE ———————

DST_RETEN_OPN ———————

DST_SPC_FWD ———————

DST_APPEND_ONLY *******

DST_DEF_POS_OPN ———————

DST_NO_REFORMAT ———————

DST_SYNC_WRITE

*******

DST_ZERO_ON_FM ✔✔✔✔✔✔✔

DST_ZERO_ON_EW ———————

DST_IGN_FM

✔✔✔✔✔✔✔

DST_OPEN_RDONLY

*******

DST_IGN_FM

?_0xXXXXXXX_?

DST_SPC_FWD

?_0xXXXXXXX_?

1 The symbols shown in this table indicate the following:

— Indicates the parameter is a mandatory option that is set to off and cannot be changed to on.

✔ Indicates the parameter is a mandatory option that is set to on and cannot be changed to off.

* Indicates the parameter is a reportable value that is controlled by a ﬂag in the open call (see Table

B-8). To retrieve the current states of the parameters, use the DSTIOCTOP/DST_GETPARAM ioctl.