projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| da7c5cc6 KM |
1 | /* |
| 2 | * Copyright (c) 1982 Regents of the University of California. | |
| 3 | * All rights reserved. The Berkeley software License Agreement | |
| 4 | * specifies the terms and conditions for redistribution. | |
| 5 | * | |
| 6 | * @(#)tsreg.h 6.2 (Berkeley) %G% | |
| 7 | */ | |
| ef36179f BJ |
8 | |
| 9 | /* | |
| 10 | * TS11 controller registers | |
| 11 | */ | |
| 2da9d74d | 12 | struct tsdevice { |
| ef36179f BJ |
13 | u_short tsdb; /* data buffer */ |
| 14 | u_short tssr; /* status register */ | |
| 15 | }; | |
| 16 | ||
| 17 | /* Bits in (unibus) status register */ | |
| 18 | #define TS_SC 0100000 /* special condition (error) */ | |
| 19 | #define TS_UPE 0040000 /* Unibus parity error */ | |
| 20 | #define TS_SPE 0020000 /* serial bus parity error */ | |
| 21 | #define TS_RMR 0010000 /* register modification refused */ | |
| 22 | #define TS_NXM 0004000 /* nonexistant memory */ | |
| 23 | #define TS_NBA 0002000 /* need buffer address */ | |
| 24 | #define TS_XMEM 0001400 /* Unibus xmem bits */ | |
| 25 | #define TS_SSR 0000200 /* subsytem ready */ | |
| 26 | #define TS_OFL 0000100 /* off-line */ | |
| 27 | #define TS_FTC 0000060 /* fatal termination class */ | |
| 28 | #define TS_TC 0000016 /* termination class */ | |
| 29 | ||
| 30 | #define TS_SUCC 000 /* successful termination */ | |
| 31 | #define TS_ATTN 002 /* attention */ | |
| 32 | #define TS_ALERT 004 /* tape status alert */ | |
| 33 | #define TS_REJECT 06 /* function reject */ | |
| 34 | #define TS_RECOV 010 /* recoverable error */ | |
| 35 | #define TS_RECNM 012 /* recoverable error, no tape motion */ | |
| 36 | #define TS_UNREC 014 /* unrecoverable error */ | |
| 37 | #define TS_FATAL 016 /* fatal error */ | |
| 38 | ||
| 39 | #define TSSR_BITS \ | |
| 40 | "\10\20SC\17UPE\16SPE\15RMR\14NXM\13NBA\12A17\11A16\10SSR\ | |
| 41 | \7OFL\6FC1\5FC0\4TC2\3TC1\2TC0\1-" | |
| 42 | ||
| 43 | #define b_repcnt b_bcount | |
| 44 | #define b_command b_resid | |
| 45 | ||
| 46 | /* status message */ | |
| 47 | struct ts_sts { | |
| 48 | u_short s_sts; /* packet header */ | |
| 49 | u_short s_len; /* packet length */ | |
| 50 | u_short s_rbpcr; /* residual frame count */ | |
| 51 | u_short s_xs0; /* extended status 0 - 3 */ | |
| 52 | u_short s_xs1; | |
| 53 | u_short s_xs2; | |
| 54 | u_short s_xs3; | |
| 55 | }; | |
| 56 | ||
| 57 | /* Error codes in xstat 0 */ | |
| 58 | #define TS_TMK 0100000 /* tape mark detected */ | |
| 59 | #define TS_RLS 0040000 /* record length short */ | |
| 60 | #define TS_LET 0020000 /* logical end of tape */ | |
| 61 | #define TS_RLL 0010000 /* record length long */ | |
| 62 | #define TS_WLE 0004000 /* write lock error */ | |
| 63 | #define TS_NEF 0002000 /* non-executable function */ | |
| 64 | #define TS_ILC 0001000 /* illegal command */ | |
| 65 | #define TS_ILA 0000400 /* illegal address */ | |
| 66 | #define TS_MOT 0000200 /* capstan is moving */ | |
| 67 | #define TS_ONL 0000100 /* on-line */ | |
| 68 | #define TS_IES 0000040 /* interrupt enable status */ | |
| 69 | #define TS_VCK 0000020 /* volume check */ | |
| 70 | #define TS_PED 0000010 /* phase-encoded drive */ | |
| 71 | #define TS_WLK 0000004 /* write locked */ | |
| 72 | #define TS_BOT 0000002 /* beginning of tape */ | |
| 73 | #define TS_EOT 0000001 /* end of tape */ | |
| 74 | ||
| 75 | #define TSXS0_BITS \ | |
| 76 | "\10\20TMK\17RLS\16LET\15RLL\14WLE\13NEF\12ILC\11ILA\10MOT\ | |
| 77 | \7ONL\6IES\5VCK\4PED\3WLK\2BOT\1EOT" | |
| 78 | ||
| 79 | /* Error codes in xstat 1 */ | |
| 80 | #define TS_DLT 0100000 /* data late */ | |
| 81 | #define TS_COR 0020000 /* correctable data */ | |
| 82 | #define TS_CRS 0010000 /* crease detected */ | |
| 83 | #define TS_TIG 0004000 /* trash in the gap */ | |
| 84 | #define TS_DBF 0002000 /* deskew buffer full */ | |
| 85 | #define TS_SCK 0001000 /* speed check */ | |
| 86 | #define TS_IPR 0000200 /* invalid preamble */ | |
| 87 | #define TS_SYN 0000100 /* synchronization failure */ | |
| 88 | #define TS_IPO 0000040 /* invalid postamble */ | |
| 89 | #define TS_IED 0000020 /* invalid end of data */ | |
| 90 | #define TS_POS 0000010 /* postamble short */ | |
| 91 | #define TS_POL 0000004 /* postamble long */ | |
| 92 | #define TS_UNC 0000002 /* uncorrectable data */ | |
| 93 | #define TS_MTE 0000001 /* multitrack error */ | |
| 94 | ||
| 95 | #define TSXS1_BITS \ | |
| 96 | "\10\20DLT\17-\16COR\15CRS\14TIG\13DBF\12SCK\11-\10IPR\ | |
| 97 | \7SYN\6IPO\5IED\4POS\3POL\2UNC\1MTE" | |
| 98 | ||
| 99 | /* Error codes in xstat 2 */ | |
| 100 | #define TS_OPM 0100000 /* operation in progress */ | |
| 101 | #define TS_SIP 0040000 /* silo parity error */ | |
| 102 | #define TS_BPE 0020000 /* serial bus parity error */ | |
| 103 | #define TS_CAF 0010000 /* capstan acceleration failure */ | |
| 104 | #define TS_WCF 0002000 /* write card fail */ | |
| 105 | #define TS_DTP 0000400 /* dead track parity */ | |
| 106 | #define TS_DT 0000377 /* dead tracks */ | |
| 107 | ||
| 108 | #define TSXS2_BITS \ | |
| 109 | "\10\20OPM\17SIP\16BPE\15CAF\14-\13WCF\12-\11DTP" | |
| 110 | ||
| 111 | /* Error codes in xstat 3 */ | |
| 112 | #define TS_MEC 0177400 /* microdiagnostic error code */ | |
| 113 | #define TS_LMX 0000200 /* limit exceeded */ | |
| 114 | #define TS_OPI 0000100 /* operation incomplete */ | |
| 115 | #define TS_REV 0000040 /* reverse */ | |
| 116 | #define TS_CRF 0000020 /* capstan response fail */ | |
| 117 | #define TS_DCK 0000010 /* density check */ | |
| 118 | #define TS_NOI 0000004 /* noise record */ | |
| 119 | #define TS_LXS 0000002 /* limit exceeded statically */ | |
| 120 | #define TS_RIB 0000001 /* reverse into BOT */ | |
| 121 | ||
| 122 | #define TSXS3_BITS \ | |
| 123 | "\10\10LMX\7OPI\6REV\5CRF\4DCK\3NOI\2LXS\1RIB" | |
| 124 | ||
| 125 | ||
| 126 | /* command message */ | |
| 127 | struct ts_cmd { | |
| 128 | u_short c_cmd; /* command */ | |
| 129 | u_short c_loba; /* low order buffer address */ | |
| 130 | u_short c_hiba; /* high order buffer address */ | |
| 131 | #define c_repcnt c_loba | |
| 132 | u_short c_size; /* byte count */ | |
| 133 | }; | |
| 134 | ||
| 135 | /* commands and command bits */ | |
| 136 | #define TS_ACK 0100000 /* ack - release command packet */ | |
| 137 | #define TS_CVC 0040000 /* clear volume check */ | |
| 138 | #define TS_IE 0000200 | |
| 139 | #define TS_RCOM 0000001 | |
| 140 | #define TS_REREAD 0001001 /* read data retry */ | |
| 141 | #define TS_SETCHR 0000004 /* set characteristics */ | |
| 142 | #define TS_WCOM 0000005 | |
| 143 | #define TS_REWRITE 0001005 /* write data retry */ | |
| 144 | #define TS_RETRY 0001000 /* retry bit for read and write */ | |
| 145 | #define TS_SFORW 0000010 /* forward space record */ | |
| 146 | #define TS_SREV 0000410 /* reverse space record */ | |
| 147 | #define TS_SFORWF 0001010 /* forward space file */ | |
| 148 | #define TS_SREVF 0001410 /* reverse space file */ | |
| 149 | #define TS_REW 0002010 /* rewind */ | |
| 150 | #define TS_OFFL 0000412 /* unload */ | |
| 151 | #define TS_WEOF 0000011 /* write tape mark */ | |
| 152 | #define TS_SENSE 0000017 /* get status */ | |
| 153 | ||
| 154 | /* characteristics data */ | |
| 155 | struct ts_char { | |
| 156 | long char_addr; /* address of status packet */ | |
| 157 | u_short char_size; /* its size */ | |
| 158 | u_short char_mode; /* characteristics */ | |
| 159 | }; | |
| 160 | ||
| 161 | ||
| 162 | /* characteristics */ | |
| 163 | #define TS_ESS 0200 /* enable skip tape marks stop */ | |
| 164 | #define TS_ENB 0100 /* ??? */ | |
| 165 | #define TS_EAI 0040 /* enable attention interrupts */ | |
| 166 | #define TS_ERI 0020 /* enable message buffer release interrupts */ |