1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Computer Consoles Inc. 7 * 8 * %sccs.include.proprietary.c% 9 * 10 * @(#)cyvar.h 1.3 (Berkeley) 05/08/91 11 */ 12 13 #define TM_ATTENTION(addr,x) movob(addr,x) /* also known as: GO */ 14 15 #define TM_RESET(addr,x) TM_ATTENTION((addr+1),x) /* reset controller */ 16 #define TM_SHORT(x) (short)((((x) >> 8) & 0xff) + (((x) << 8) & 0xff00)) 17 18 #define GATE_OPEN (char)(0x00) 19 #define GATE_CLOSED (char)(0xFF) 20 21 #define b_repcnt b_bcount 22 #define b_command b_resid 23 24 /* Group. I Control status/commands */ 25 #define CONFIG (0x00000000L) /* configure */ 26 #define SET_PA (0x08000000L) /* set page */ 27 #define NO_OP (0x20000000L) /* no operation */ 28 #define DRIVE_S (0x28000000L) /* drive status */ 29 #define TAPE_AS (0x74000000L) /* tape assign */ 30 #define DRIVE_R (0x90000000L) /* drive reset */ 31 32 /* Group. II Tape position commands */ 33 #define REWD_OV (0x04000000L) /* rewind overlapped */ 34 #define READ_FO (0x1C000000L) /* read foreign tape */ 35 #define REWD_TA (0x34000000L) /* rewind tape */ 36 #define OFF_UNL (0x38000000L) /* off_line and unload */ 37 #define WRIT_FM (0x40000000L) /* write filemark */ 38 #define SERH_FM (0x44000000L) /* search filemark */ 39 #define SRFM_FD (0x44000000L) /* search filemark forward */ 40 #define SRFM_BK (0xC4000000L) /* search filemark backward */ 41 #define SPACE (0x48000000L) /* skip record */ 42 #define SP_FORW (0x48000000L) /* space forward */ 43 #define SP_BACK (0xC8000000L) /* space backwords */ 44 #define ERASE_F (0x4C000000L) /* erase fixed length */ 45 #define ERASE_T (0x50000000L) /* erase to end of tape */ 46 #define SPAC_FM (0x70000000L) /* space filemark */ 47 #define SERH_MU (0x94000000L) /* search multiple filemarks */ 48 49 /* Group. III Data transfer commands */ 50 #define READ_BU (0x10000000L) /* read buffered */ 51 #define WRIT_BU (0x14000000L) /* write buffered */ 52 #define EDIT_BU (0x18000000L) /* edit buffered */ 53 #define READ_TA (0x2C000000L) /* read tape */ 54 #define WRIT_TA (0x30000000L) /* write tape */ 55 #define EDIT_TA (0x3C000000L) /* edit tape */ 56 #define READ_ST (0x60000000L) /* read streaming */ 57 #define WRIT_ST (0x64000000L) /* write streaming */ 58 59 /* Group. IV Special commands */ 60 #define EXCHANG (0x0C000000L) /* exchange system and tapemaster RAM */ 61 #define BLOCK_M (0x80000000L) /* block move */ 62 63 /* Group. V Diagnostic commands */ 64 #define TEST_SH (0x54000000L) /* short memory test */ 65 #define TEST_LG (0x58000000L) /* long memory test */ 66 #define TEST_CN (0x5C000000L) /* controller confidence test */ 67 #define TEST_RW (0x68000000L) /* test read/write timeing */ 68 /* Control byte[0] bit assignments */ 69 #define CW_TSm (0x0C) /* tape select mask, 2 bit field */ 70 #define CW_TSs (2) /* tape select shift, 2 bit field <<shift */ 71 #define CW_M (0x10) /* mailbox flag */ 72 #define CW_I (0x20) /* interrupt flag */ 73 #define CW_L (0x40) /* link flag */ 74 #define CW_BL (0x80) /* bus lock flag */ 75 76 /* Control byte[1] bit assignments */ 77 #define CW_BS (0x01) /* bank select */ 78 #define CW_R (0x04) /* reverse flag */ 79 #define CW_SD (0x08) /* speed/density */ 80 #define CW_25ips (0x00) /* 25 inches per second speed */ 81 #define CW_100ips (0x08) /* 100 inches per second speed */ 82 #define CW_C (0x10) /* continuous */ 83 #define CW_W (0x80) /* width */ 84 #define CW_8bits (0x00) /* width 8 bits */ 85 #define CW_16bits (0x80) /* width 16 bits */ 86 87 /* status byte[0] bit assignements */ 88 #define CS_P (0x02) /* Protected, no write ring */ 89 #define CS_FB (0x04) /* formatter busy */ 90 #define CS_DR (0x08) /* drive ready */ 91 #define CS_EOT (0x10) /* end of tape detected */ 92 #define CS_LP (0x20) /* tape is at load point */ 93 #define CS_OL (0x40) /* drive on_line */ 94 #define CS_FM (0x80) /* Filemark detected */ 95 96 /* status byte[1] bit assignements */ 97 #define CS_ERm (0x1F) /* Command (Error) mask */ 98 #define CS_CR (0x20) /* Command (Retry) */ 99 #define CS_CC (0x40) /* Command (Complete) */ 100 #define CS_CE (0x80) /* Command (Entered) */ 101 102 /* block move control byte[0] bit assignments */ 103 #define BM_SI (0x01) /* increment source address */ 104 #define BM_SW (0x02) /* source width */ 105 #define BM_DI (0x04) /* increment destination address */ 106 #define BM_DW (0x08) /* destination width */ 107 #define BM_M (0x10) /* mailbox flag */ 108 #define BM_I (0x20) /* interrupt flag */ 109 #define BM_L (0x40) /* link flag */ 110 #define BM_BL (0x80) /* bus lock flag */ 111 112 /* block move control byte[1] bit assignments */ 113 #define BM_T (0x01) /* translate flag */ 114 #define BM_S (0x02) /* search flag */ 115 #define BM_NC (0x04) /* non_compare flag */ 116 #define BM_TH (0x08) /* throttle flag */ 117 #define BM_SL (0x10) /* source local flag */ 118 #define BM_DL (0x20) /* destination local flag */ 119 120 /* block move status bit assignments */ 121 #define BS_ERm (0x1F) /* Command (Error) mask */ 122 #define BS_HIT (0x20) /* found match during search */ 123 #define BS_CC (0x40) /* Command (Complete) */ 124 #define BS_CE (0x80) /* Command (Entered) */ 125 /* SC_ERROR & BM_ERROR codes */ 126 #define ER_NONE (0x00) /* no error */ 127 #define ER_TO1 (0x01) /* timed out data busy false */ 128 #define ER_TO2 (0x02) /* data busy false,formatter,ready */ 129 #define ER_TO3 (0x03) /* time out ready busy false */ 130 #define ER_TO4 (0x04) /* time out ready busy true */ 131 #define ER_TO5 (0x05) /* time out data busy true */ 132 #define ER_TO6 (0x06) /* time out memory */ 133 #define ER_BLAN (0X07) /* blank tape */ 134 #define ER_DIAG (0x08) /* micro-diagnostic */ 135 #define ER_END (0x09) /* EOT forward, BOT rev. */ 136 #define ER_HARD (0x0A) /* retry unsuccessful */ 137 #define ER_FIFO (0x0B) /* FIFO over/under flow */ 138 /* (0x0C) /* Not used */ 139 #define ER_PARI (0x0D) /* drive to tapemaster parity error */ 140 #define ER_PSUM (0x0E) /* prom checksum */ 141 #define ER_TOF (0x0F) /* time out tape strobe */ 142 #define ER_TRN (0x10) /* tape not ready */ 143 #define ER_PRO (0x11) /* write, no enable ring */ 144 /* (0x12) /* Not used */ 145 #define ER_JUMP (0x13) /* missing diagnostic jumper */ 146 #define ER_BLIN (0x14) /* bad link, link inappropriate */ 147 #define ER_FMAR (0x15) /* unexpected filemark */ 148 #define ER_PARA (0x16) /* bad parameter, byte count ? */ 149 /* (0x17) /* Not used */ 150 #define ER_ER (0x18) /* unidentified hardware error */ 151 #define ER_STER (0x19) /* streaming terminated */ 152