/* (-lgl * Coherent 386 release 4.2-Beta * Copyright (c) 1982, 1993 by Mark Williams Company. * All rights reserved. May not be copied without permission. * For copying permission and licensing info, write licensing@mwc.com -lgl) */ /* * /usr/include/sys/tape.h * * Mon Nov 1 18:09:51 1993 CST */ #ifndef __SYS_TAPE_H__ #define __SYS_TAPE_H__ #define TAPE_IOC ('t' << 8) #define T_RETENSION (TAPE_IOC | 0x01) /* Retension tape */ #define T_RWD (TAPE_IOC | 0x02) /* Rewind tape */ #define T_ERASE (TAPE_IOC | 0x03) /* Erase tape */ #define T_WRFILEM (TAPE_IOC | 0x04) /* Write file marks -- not used */ #define T_RST (TAPE_IOC | 0x05) /* Reset */ #define T_RDSTAT (TAPE_IOC | 0x06) /* Read status */ #define T_SFF (TAPE_IOC | 0x07) /* Space Filemark Forward */ #define T_SBF (TAPE_IOC | 0x08) /* Space Block Forward -- not used */ #define T_LOAD (TAPE_IOC | 0x09) /* Load -- not used */ #define T_UNLOAD (TAPE_IOC | 0x0A) /* Unload -- not used */ #define T_SFREC (TAPE_IOC | 0x0B) /* Not used */ #define T_SBREC (TAPE_IOC | 0x0C) /* Not used */ #define T_TINIT (TAPE_IOC | 0x0D) /* Not used */ #define T_SFB (TAPE_IOC | 0x28) /* Space Filemark Backward */ #define T_SBB (TAPE_IOC | 0x29) /* Space Block Backward -- not used */ #define T_FORMAT (TAPE_IOC | 0x0E) /* Format floppy tape */ #define T_SEEK (TAPE_IOC | 0x20) /* Set byte offset, floppy tape */ #define T_TELL (TAPE_IOC | 0x21) /* Get byte offset, floppy tape */ #define T_DEFAULT "/dev/tape" /* Structures for reading tape status. */ /* * Floppy tape status - drive and cartridge - each field will be -1 if * not available on present equipment. */ struct FtStat { int drvcn; /* Drive Configuration. */ int romvn; /* ROM Version. */ int vndid; /* Vendor ID. */ int tpstat; /* Tape Status. */ int qicstat; /* Drive Status. */ int qicerrstat; /* Drive Error Status. */ }; struct ScsiStat { int unimplemented; }; enum TAPE_STAT_TYPE { TAPE_STAT_FT = 1, TAPE_STAT_SCSI }; struct TapeStat { enum TAPE_STAT_TYPE tape_stat_type; union TapeStatUnion { struct FtStat ftstat; struct ScsiStat scsistat; } tsu; }; #endif /* __SYS_TAPE_H__ */