4.3BSD-UWisc/include/vaxmba/hpreg.h
/*
* Copyright (c) 1982, 1986 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* @(#)hpreg.h 7.1 (Berkeley) 6/5/86
*/
/*
* RCS Info
* $Header: hpreg.h,v 3.1 86/10/22 14:00:43 tadl Exp $
* $Locker: $
*/
struct hpdevice
{
int hpcs1; /* control and status register 1 */
int hpds; /* drive status */
int hper1; /* error register 1 */
int hpmr; /* maintenance */
int hpas; /* attention summary */
int hpda; /* desired address register */
int hpdt; /* drive type */
int hpla; /* look ahead */
int hpsn; /* serial number */
int hpof; /* offset register */
int hpdc; /* desired cylinder address register */
int hpcc; /* current cylinder */
#define hphr hpcc /* holding register */
/* on an rp drive, mr2 is called er2 and er2 is called er3 */
/* we use rm terminology here */
int hpmr2; /* maintenance register 2 */
int hper2; /* error register 2 */
int hpec1; /* burst error bit position */
int hpec2; /* burst error bit pattern */
};
/* hpcs1 */
#define HP_SC 0100000 /* special condition */
#define HP_TRE 0040000 /* transfer error */
#define HP_DVA 0004000 /* drive available */
#define HP_RDY 0000200 /* controller ready */
#define HP_IE 0000100 /* interrupt enable */
/* bits 5-1 are the command */
#define HP_GO 0000001
/* commands */
#define HP_NOP 000 /* no operation */
#define HP_UNLOAD 002 /* offline drive */
#define HP_SEEK 004 /* seek */
#define HP_RECAL 006 /* recalibrate */
#define HP_DCLR 010 /* drive clear */
#define HP_RELEASE 012 /* release */
#define HP_OFFSET 014 /* offset */
#define HP_RTC 016 /* return to centerline */
#define HP_PRESET 020 /* read-in preset */
#define HP_PACK 022 /* pack acknowledge */
#define HP_SEARCH 030 /* search */
#define HP_DIAGNOSE 034 /* diagnose drive */
#define HP_WCDATA 050 /* write check data */
#define HP_WCHDR 052 /* write check header and data */
#define HP_WCOM 060 /* write data */
#define HP_WHDR 062 /* write header */
#define HP_WTRACKD 064 /* write track descriptor */
#define HP_RCOM 070 /* read data */
#define HP_RHDR 072 /* read header and data */
#define HP_RTRACKD 074 /* read track descriptor */
/* hpds */
#define HPDS_ATA 0100000 /* attention active */
#define HPDS_ERR 0040000 /* composite drive error */
#define HPDS_PIP 0020000 /* positioning in progress */
#define HPDS_MOL 0010000 /* medium on line */
#define HPDS_WRL 0004000 /* write locked */
#define HPDS_LST 0002000 /* last sector transferred */
#define HPDS_PGM 0001000 /* programmable */
#define HPDS_DPR 0000400 /* drive present */
#define HPDS_DRY 0000200 /* drive ready */
#define HPDS_VV 0000100 /* volume valid */
/* bits 1-5 are spare */
#define HPDS_OM 0000001 /* offset mode */
#define HPDS_DREADY (HPDS_DPR|HPDS_DRY|HPDS_MOL|HPDS_VV)
#define HPDS_BITS \
"\10\20ATA\17ERR\16PIP\15MOL\14WRL\13LST\12PGM\11DPR\10DRY\7VV\1OM"
/* hper1 */
#define HPER1_DCK 0100000 /* data check */
#define HPER1_UNS 0040000 /* drive unsafe */
#define HPER1_OPI 0020000 /* operation incomplete */
#define HPER1_DTE 0010000 /* drive timing error */
#define HPER1_WLE 0004000 /* write lock error */
#define HPER1_IAE 0002000 /* invalid address error */
#define HPER1_AOE 0001000 /* address overflow error */
#define HPER1_HCRC 0000400 /* header crc error */
#define HPER1_HCE 0000200 /* header compare error */
#define HPER1_ECH 0000100 /* ecc hard error */
#define HPER1_WCF 0000040 /* write clock fail */
#define HPER1_FER 0000020 /* format error */
#define HPER1_PAR 0000010 /* parity error */
#define HPER1_RMR 0000004 /* register modification refused */
#define HPER1_ILR 0000002 /* illegal register */
#define HPER1_ILF 0000001 /* illegal function */
#define HPER1_BITS \
"\10\20DCK\17UNS\16OPI\15DTE\14WLE\13IAE\12AOE\11HCRC\10HCE\
\7ECH\6WCF\5FER\4PAR\3RMR\2ILR\1ILF"
#define HPER1_HARD \
(HPER1_WLE|HPER1_IAE|HPER1_AOE|\
HPER1_FER|HPER1_RMR|HPER1_ILR|HPER1_ILF)
/* hper2 */
#define HPER2_BSE 0100000 /* bad sector error */
#define HPER2_SKI 0040000 /* seek incomplete */
#define HPER2_OPE 0020000 /* operator plug error */
#define HPER2_IVC 0010000 /* invalid command */
#define HPER2_LSC 0004000 /* loss of system clock */
#define HPER2_LBC 0002000 /* loss of bit check */
#define HPER2_DVC 0000200 /* device check */
#define HPER2_SSE 0000040 /* skip sector error (rm80) */
#define HPER2_DPE 0000010 /* data parity error */
#define HPER2_BITS \
"\10\20BSE\17SKI\16OPE\15IVC\14LSC\13LBC\10DVC\6SSE\4DPE"
#define HPER2_HARD (HPER2_OPE)
/* hpof */
#define HPOF_CMO 0100000 /* command modifier */
#define HPOF_MTD 0040000 /* move track descriptor */
#define HPOF_FMT22 0010000 /* 16 bit format */
#define HPOF_ECI 0004000 /* ecc inhibit */
#define HPOF_HCI 0002000 /* header compare inhibit */
#define HPOF_SSEI 0001000 /* skip sector inhibit */
#define HPOF_P400 020 /* +400 uinches */
#define HPOF_M400 0220 /* -400 uinches */
#define HPOF_P800 040 /* +800 uinches */
#define HPOF_M800 0240 /* -800 uinches */
#define HPOF_P1200 060 /* +1200 uinches */
#define HPOF_M1200 0260 /* -1200 uinches */
/* hphr (alias hpcc) commands */
#define HPHR_MAXCYL 0x8017 /* maximum cylinder address */
#define HPHR_MAXTRAK 0x8018 /* maximum track address */
#define HPHR_MAXSECT 0x8019 /* maximum sector address */
#define HPHR_FMTENABLE 0xffff /* enable format command in cs1 */
/* hpmr */
#define HPMR_SZ 0174000 /* ML11 system size */
#define HPMR_ARRTYP 0002000 /* ML11 array type */
#define HPMR_TRT 0001400 /* ML11 transfer rate */
/*
* Systems Industries kludge: use value in
* the serial # register to figure out real drive type.
*/
#define SIMB_MB 0xff00 /* model byte value */
#define SIMB_S6 0x2000 /* switch s6 */
#define SIMB_LU 0x0007 /* logical unit (should = drive #) */
#define SI9775D 0x0700 /* 9775 direct */
#define SI9775M 0x0e00 /* 9775 mapped */
#define SI9730D 0x0b00 /* 9730 direct */
#define SI9730M 0x0d00 /* 9730 mapped */
#define SI9766 0x0300 /* 9766 */
#define SI9762 0x0100 /* 9762 */
#define SICAPD 0x0500 /* Capricorn direct */
#define SICAPN 0x0400 /* Capricorn mapped */
#define SI9751D 0x0f00 /* Eagle direct */
#define SIRM03 0x8000 /* RM03 indication */
#define SIRM05 0x0000 /* RM05 pseudo-indication */