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1.1 ! root 1: /* mtreg.h 4.1 81/11/11 */ ! 2: ! 3: struct mtdevice { ! 4: int mtcs; /* control status register */ ! 5: int mter; /* error register */ ! 6: int mtca; /* command address, rec cnt, skp cnt reg */ ! 7: int mtmr1; /* maintenance register */ ! 8: int mtas; /* attention summary register */ ! 9: int mtbc; /* byte count register */ ! 10: int mtdt; /* drive type register */ ! 11: int mtds; /* drive status register */ ! 12: int mtsn; /* serial number register */ ! 13: int mtmr2; /* maintenance register */ ! 14: int mtmr3; /* maintenance register */ ! 15: int mtner; /* non-data transfer error register */ ! 16: int mtncs[4]; /* non-data transfer command registers */ ! 17: int mtia; /* internal address */ ! 18: int mtid; /* internal data */ ! 19: }; ! 20: ! 21: /* mtcs */ ! 22: #define MT_GO 000001 /* go bit */ ! 23: #define MT_NOOP 000002 /* no operation */ ! 24: #define MT_UNLOAD 000004 /* unload tape */ ! 25: #define MT_REW 000006 /* rewind */ ! 26: #define MT_SENSE 000010 /* sense */ ! 27: #define MT_DSE 000012 /* data security erase */ ! 28: #define MT_WTMPE 000014 /* write phase encoded tape mark */ ! 29: #define MT_WTM MT_WTMPE /* generic write tape mark */ ! 30: #define MT_WTMGCR 000016 /* write GCR tape mark */ ! 31: #define MT_SFORW 000020 /* space forward record */ ! 32: #define MT_SREV 000022 /* space reverse record */ ! 33: #define MT_SFORWF 000024 /* space forward file */ ! 34: #define MT_SREVF 000026 /* space reverse file */ ! 35: #define MT_SFORWE 000030 /* space forward either */ ! 36: #define MT_SREVE 000032 /* space reverse either */ ! 37: #define MT_ERGPE 000034 /* erase tape, set PE */ ! 38: #define MT_ERASE MT_ERGPE /* generic erase tape */ ! 39: #define MT_ERGGCR 000036 /* erase tape, set GCR */ ! 40: #define MT_CLSPE 000040 /* close file PE */ ! 41: #define MT_CLS MT_CLSPE /* generic close file */ ! 42: #define MT_CLSGCR 000042 /* close file GCR */ ! 43: #define MT_SLEOT 000044 /* space to logical EOT */ ! 44: #define MT_SFLEOT 000046 /* space forward file, stop on LEOT */ ! 45: #define MT_WCHFWD 000050 /* write check forward */ ! 46: #define MT_WCHREV 000056 /* write check reverse */ ! 47: #define MT_WRITEPE 000060 /* write phase encoded */ ! 48: #define MT_WRITE MT_WRITEPE /* generic write */ ! 49: #define MT_WRITEGCR 000062 /* write group coded */ ! 50: #define MT_READ 000070 /* read forward */ ! 51: #define MT_EXSNS 000072 /* read extended sense error log */ ! 52: #define MT_READREV 000076 /* read reverse */ ! 53: #define MT_GCR 000002 /* make generic ops GCR ops */ ! 54: ! 55: /* mtds */ ! 56: #define MTDS_RDY 0100000 /* tape ready */ ! 57: #define MTDS_PRES 0040000 /* tape unit has power */ ! 58: #define MTDS_ONL 0020000 /* online */ ! 59: #define MTDS_REW 0010000 /* tape rewinding */ ! 60: #define MTDS_PE 0004000 /* tape set for phase encoded */ ! 61: #define MTDS_BOT 0002000 /* tape at BOT */ ! 62: #define MTDS_EOT 0001000 /* tape at EOT */ ! 63: #define MTDS_FPT 0000400 /* write protected */ ! 64: #define MTDS_AVAIL 0000200 /* unit available */ ! 65: #define MTDS_SHR 0000100 /* unit is shared */ ! 66: #define MTDS_MAINT 0000040 /* maintenance mode */ ! 67: #define MTDS_DSE 0000020 /* DSE in progress */ ! 68: ! 69: #define MTDS_BITS \ ! 70: "\10\20RDY\17PRES\16ONL\15REW\14PE\13BOT\12EOT\11FPT\10AVAIL\ ! 71: \7SHR\6MAINT\5DSE" ! 72: ! 73: /* mter */ ! 74: #define MTER_INTCODE 0377 /* mask for interrupt code */ ! 75: ! 76: /* interrupt codes */ ! 77: #define MTER_DONE 001 /* operation complete */ ! 78: #define MTER_TM 002 /* unexpected tape mark */ ! 79: #define MTER_BOT 003 /* unexpected BOT detected */ ! 80: #define MTER_EOT 004 /* tape positioned beyond EOT */ ! 81: #define MTER_LEOT 005 /* unexpected LEOT detected */ ! 82: #define MTER_NOOP 006 /* no-op completed */ ! 83: #define MTER_RWDING 007 /* rewinding */ ! 84: #define MTER_FPT 010 /* write protect error */ ! 85: #define MTER_NOTRDY 011 /* not ready */ ! 86: #define MTER_NOTAVL 012 /* not available */ ! 87: #define MTER_OFFLINE 013 /* offline */ ! 88: #define MTER_NONEX 014 /* unit does not exist */ ! 89: #define MTER_NOTCAP 015 /* not capable */ ! 90: #define MTER_ONLINE 017 /* tape came online */ ! 91: #define MTER_LONGREC 020 /* long tape record */ ! 92: #define MTER_SHRTREC 021 /* short tape record */ ! 93: #define MTER_RETRY 022 /* retry */ ! 94: #define MTER_RDOPP 023 /* read opposite */ ! 95: #define MTER_UNREAD 024 /* unreadable */ ! 96: #define MTER_ERROR 025 /* error */ ! 97: #define MTER_EOTERR 026 /* EOT error */ ! 98: #define MTER_BADTAPE 027 /* tape position lost */ ! 99: #define MTER_TMFLTA 030 /* TM fault A */ ! 100: #define MTER_TUFLTA 031 /* TU fault A */ ! 101: #define MTER_TMFLTB 032 /* TM fault B */ ! 102: #define MTER_MBFLT 034 /* Massbus fault */ ! 103: #define MTER_KEYFAIL 077 /* keypad entry error */ ! 104: ! 105: /* mtdt */ ! 106: #define MTDT_NSA 0100000 /* not sector addressed; always 1 */ ! 107: #define MTDT_TAP 0040000 /* tape; always 1 */ ! 108: #define MTDT_MOH 0020000 /* moving head; always 0 */ ! 109: #define MTDT_7CH 0010000 /* 7 channel; always 0 */ ! 110: #define MTDT_DRQ 0004000 /* drive request required */ ! 111: #define MTDT_SPR 0002000 /* slave present; always 1 ??? */ ! 112: /* bit 9 is spare */ ! 113: /* bits 8-0 are formatter/transport type */ ! 114: ! 115: /* mtid */ ! 116: #define MTID_RDY 0100000 /* controller ready */ ! 117: #define MTID_CLR 0040000 /* controller clear */ ! 118: ! 119: #define b_repcnt b_bcount ! 120: #define b_command b_resid
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