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Document the WORMIOCFIRSTWRITABLEADDR ioctl.

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This commit is contained in:
Jean-Marc Zucconi 1998-03-31 01:55:11 +00:00
parent c911e0775c
commit 2dc703e48c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=34968
1 changed files with 19 additions and 1 deletions
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20
share/man/man4/worm.4
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@ -32,7 +32,7 @@
.\" USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
.\" DAMAGE.
.\"
.\" $Id: worm.4,v 1.13 1997/11/07 00:05:24 joerg Exp $
.\" $Id: worm.4,v 1.14 1998/03/12 07:30:19 charnier Exp $
.\" "
.Dd January 27, 1996
.Dt WORM 4
@ -322,6 +322,24 @@ can be performed into the remaining space. If
.Dv onp
is 0, the disk will be closed once and for all.
.It Dv WORMIOCFIRSTWRITABLEADDR
This command will return the next logical writable address for the
write command. The argument is a pointer to
.Dv struct wormio_first_writable_addr ,
with the elements
.Dv track ,
the track for which the write address will be returned,
.Dv mode ,
which can take the values 1 or 2,
.Dv raw ,
which must be set to 1 if the pregap must not be taken in account,
.Dv audio ,
which must be set to 1 for an audio track (in this case, mode
indicates if there is preemphasis) and
.Dv addr .
addr will be the address corresponding to the next write command.
.It Dv WORMIOERROR
This call may be used to get additional information when a I/O error
occured or to check if the last command ended with a recovered