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coherent
/*
* /usr/include/sys/xl.h
*
* Archive floppy tape support.
*
* Revised: Wed Jun 2 12:16:16 1993 CDT
*/
#ifndef __SYS_XL_H__
#define __SYS_XL_H__
/************************************************************************/
/* QIC 117 commands */
/************************************************************************/
#define QIC_CMD_RST 01 /* reset */
#define QIC_CMD_RNB 02 /* report next bit */
#define QIC_CMD_PAUS 03 /* pause */
#define QIC_CMD_MPAUS 04 /* micro step pause */
#define QIC_CMD_ALTTO 05 /* alternate command timeout */
#define QIC_CMD_STS 06 /* status */
#define QIC_CMD_ECD 07 /* report error code */
#define QIC_CMD_DRVCN 08 /* report drive configuration */
#define QIC_CMD_ROMVN 09 /* report ROM version */
#define QIC_CMD_FWD 10 /* logical forward */
#define QIC_CMD_BOT 11 /* rewind to begining of tape */
#define QIC_CMD_EOT 12 /* forward to end of tape */
#define QIC_CMD_SEEK 13 /* seek head to track */
#define QIC_CMD_CAL 14 /* rewind, calibrate drive */
#define QIC_CMD_FMD 15 /* format mode */
#define QIC_CMD_WRF 16 /* write reference bursts */
#define QIC_CMD_VMD 17 /* verify mode */
#define QIC_CMD_STOP 18 /* stop tape motion */
#define QIC_CMD_SKPB 25 /* skip n segments back */
#define QIC_CMD_NMD 30 /* normal mode */
#define QIC_CMD_VNDID 32 /* report vendor id */
#define QIC_CMD_TPSTAT 33 /* report tape status */
/************************************************************************/
/* QIC 117 error codes */
/************************************************************************/
/* command received while drive not ready */
#define QIC_ERR_NOT_READY 01
/* cartridge not present or removed */
#define QIC_ERR_NO_CART 02
/* motor speed error (not within 1%) */
#define QIC_ERR_MOTOR_SPEED 03
/* motor speed fault (jammed, or gross speed error) */
#define QIC_ERR_MOTOR_FAULT 04
/* cartridge write protected */
#define QIC_ERR_WPROT 05
/* undefined or reserved command code */
#define QIC_ERR_BAD_CMD 06
/* illegal track address specified for seek */
#define QIC_ERR_SEEK_TRK 07
/* illegal command in report subcontext */
#define QIC_ERR_RPT_CMD 08
/* illegal entry into a diagnostic mode */
#define QIC_ERR_DIAG_ENTRY 09
/* broken tape detected (based on hole sensor) */
#define QIC_ERR_BROKEN_TAPE 10
/* warning - read gain setting error */
#define QIC_ERR_READ_GAIN 11
/* command received while error status pending (obsolete) */
#define QIC_ERR_ESTAT 12
/* command received while new cartridge pending */
#define QIC_ERR_NEW_CART 13
/* command illegal or undefined in primary mode */
#define QIC_ERR_PRI_MODE 14
/* command illegal or undefined in format mode */
#define QIC_ERR_FMT_MODE 15
/* command illegal or undefined in verify mode */
#define QIC_ERR_VFY_MODE 16
/* logical forward not at logical BOT in format mode */
#define QIC_ERR_LOG_FWD 17
/* logical EOT before all segments generated */
#define QIC_ERR_LOG_EOT 18
/* command illegal when cartridge not referenced */
#define QIC_ERR_NOT_REF 19
/* self-diagnostic failed (cannot be cleared) */
#define QIC_ERR_SELF_DX 20
/* warning EEPROM not initialized, defaults set */
#define QIC_ERR_EE_DFLT 21
/* EEPROM corrupt or hardware failure */
#define QIC_ERR_EE_BAD 22
/* motion timeout error */
#define QIC_ERR_MOTION_TO 23
/* data segment too long - logical forward or pause */
#define QIC_ERR_TOO_LONG 24
/* transmit overrun (obsolete) */
#define QIC_ERR_XMIT_OVR 25
/* power on reset occurred */
#define QIC_ERR_POWER_ON 26
/* software reset occurred */
#define QIC_ERR_SOFT_RST 27
/* diagnostic mode 1 error */
#define QIC_ERR_DX_1 28
/* diagnostic mode 2 error */
#define QIC_ERR_DX_2 29
/* command received during noninterruptible process */
#define QIC_ERR_NON_IRPT 30
/* rate selection error */
#define QIC_ERR_RATE_SEL 31
/* illegal command while in high speed mode */
#define QIC_ERR_HIGH_SPD 32
/* illegal seek segment value */
#define QIC_ERR_SEEK_SEG 33
/************************************************************************/
/* request buffer structure */
/************************************************************************/
struct rb{
struct rb *nxt; /* ptr to next packet */
unchar fun; /* function */
unchar sts; /* status */
ushort sgn; /* segment # */
paddr_t adr; /* addr of buffer */
ulong map; /* bad sector map */
unchar hed; /* fdc head */
unchar cyl; /* fdc cylinder */
unchar sct; /* base fdc sector */
unchar trk; /* tape track */
unchar tps; /* segment */
unchar idc; /* read id cylinder */
unchar ids; /* sct */
unchar nbk; /* # blocks */
unchar erc; /* error count */
unchar ers[ 3 ]; /* error sectors */
ushort tbl[ 33 ]; /* parsed segment params*/
};
struct rbq { /* buf queue structure */
struct rb *top;
struct rb *bot;
};
/************************************************************************/
/* Volume table structure (128 bytes) */
/************************************************************************/
typedef struct {
unsigned char ident[4]; /* Volume entry signature "VTBL"*/
unsigned short data_seg_num; /* Starting segment number */
unsigned short last_seg_num; /* Ending segment number */
unsigned char op_system[6]; /* OS type "unix" */
unsigned char p1[43]; /* Null (offset 14-56) */
char c_seq_num; /* Multicartridge seq # */
/* initial cartridge = 1 */
unsigned short p3[34]; /* Null (offset 58-126) */
unsigned short last_blk_size; /* Reserved. For UNIX/Xenix */
/* last block data size */
} xlvtbl;
/************************************************************************/
/* xl typedefs */
/************************************************************************/
typedef unsigned char * fpchr;
typedef unsigned short * fpwrd;
typedef unsigned long * fplng;
/************************************************************************/
/* xldefines */
/************************************************************************/
#define RBFRD 0x01 /* rb.fun values */
#define RBFWT 0x02
#define RBWFD 0x03
#define XLSRDY 0x01 /* xl6sts equates */
#define XLSEXC 0x02
#define XLSCIN 0x04
#define XLSWRP 0x08
#define XLSCHG 0x10
#define XLSREF 0x20
#define XLSBOT 0x40
#define XLSEOT 0x80
/* xlster equates */
#define XLSNEC 0x80 /* nec error */
#define XLSLSB 0x40 /* last status bit != 1 */
#define XLSSFT 0x20 /* soft error:, exc, chg, or no cin */
#define XLSNTD 0x10 /* not tape drive */
#define XLSNID 0x08 /* can't read id's */
#endif /* __SYS_XL_H__ */
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