diff options
Diffstat (limited to 'share/man/man4/mtio.4')
-rw-r--r-- | share/man/man4/mtio.4 | 52 |
1 files changed, 22 insertions, 30 deletions
diff --git a/share/man/man4/mtio.4 b/share/man/man4/mtio.4 index 0b60b1e..f3dd602 100644 --- a/share/man/man4/mtio.4 +++ b/share/man/man4/mtio.4 @@ -35,7 +35,7 @@ .\" @(#)mtio.4 8.1 (Berkeley) 6/5/93 .\" $FreeBSD$ .\" -.Dd February 11, 1996 +.Dd November 11, 2011 .Dt MTIO 4 .Os .Sh NAME @@ -97,7 +97,7 @@ The following definitions are from /* structure for MTIOCTOP - mag tape op command */ struct mtop { short mt_op; /* operations defined below */ - daddr_t mt_count; /* how many of them */ + int32_t mt_count; /* how many of them */ }; /* operations */ @@ -165,19 +165,25 @@ struct mtget { short mt_dsreg; /* ``drive status'' register */ short mt_erreg; /* ``error'' register */ /* end device-dependent registers */ + /* + * Note that the residual count, while maintained, may be + * be nonsense because the size of the residual may (greatly) + * exceed 32 K-bytes. Use the MTIOCERRSTAT ioctl to get a + * more accurate count. + */ short mt_resid; /* residual count */ #if defined (__FreeBSD__) - daddr_t mt_blksiz; /* presently operating blocksize */ - daddr_t mt_density; /* presently operating density */ + int32_t mt_blksiz; /* presently operating blocksize */ + int32_t mt_density; /* presently operating density */ u_int32_t mt_comp; /* presently operating compression */ - daddr_t mt_blksiz0; /* blocksize for mode 0 */ - daddr_t mt_blksiz1; /* blocksize for mode 1 */ - daddr_t mt_blksiz2; /* blocksize for mode 2 */ - daddr_t mt_blksiz3; /* blocksize for mode 3 */ - daddr_t mt_density0; /* density for mode 0 */ - daddr_t mt_density1; /* density for mode 1 */ - daddr_t mt_density2; /* density for mode 2 */ - daddr_t mt_density3; /* density for mode 3 */ + int32_t mt_blksiz0; /* blocksize for mode 0 */ + int32_t mt_blksiz1; /* blocksize for mode 1 */ + int32_t mt_blksiz2; /* blocksize for mode 2 */ + int32_t mt_blksiz3; /* blocksize for mode 3 */ + int32_t mt_density0; /* density for mode 0 */ + int32_t mt_density1; /* density for mode 1 */ + int32_t mt_density2; /* density for mode 2 */ + int32_t mt_density3; /* density for mode 3 */ /* the following are not yet implemented */ u_int32_t mt_comp0; /* compression type for mode 0 */ u_int32_t mt_comp1; /* compression type for mode 1 */ @@ -185,8 +191,8 @@ struct mtget { u_int32_t mt_comp3; /* compression type for mode 3 */ /* end not yet implemented */ #endif - daddr_t mt_fileno; /* relative file number of current position */ - daddr_t mt_blkno; /* relative block number of current position */ + int32_t mt_fileno; /* relative file number of current position */ + int32_t mt_blkno; /* relative block number of current position */ }; /* structure for MTIOCERRSTAT - tape get error status command */ @@ -198,10 +204,10 @@ struct scsi_tape_errors { * of issuing an MTIOCERRSTAT unlatches and clears them. */ u_int8_t io_sense[32]; /* Last Sense Data For Data I/O */ - u_int32_t io_resid; /* residual count from last Data I/O */ + int32_t io_resid; /* residual count from last Data I/O */ u_int8_t io_cdb[16]; /* Command that Caused the Last Data Sense */ u_int8_t ctl_sense[32]; /* Last Sense Data For Control I/O */ - u_int32_t ctl_resid; /* residual count from last Control I/O */ + int32_t ctl_resid; /* residual count from last Control I/O */ u_int8_t ctl_cdb[16]; /* Command that Caused the Last Control Sense */ /* * These are the read and write cumulative error counters. @@ -276,20 +282,6 @@ union mterrstat { #define DEFTAPE "/dev/nsa0" #endif -#ifdef _KERNEL -/* - * minor device number - */ - -#define T_UNIT 003 /* unit selection */ -#define T_NOREWIND 004 /* no rewind on close */ -#define T_DENSEL 030 /* density select */ -#define T_800BPI 000 /* select 800 bpi */ -#define T_1600BPI 010 /* select 1600 bpi */ -#define T_6250BPI 020 /* select 6250 bpi */ -#define T_BADBPI 030 /* undefined selection */ -#endif - #endif /* !_SYS_MTIO_H_ */ .Ed .Sh FILES |