mscp_msg.h

<B>Digital的Unix操作系统VAX 4.2源码</B>

#define mscp_formenu	em.u0.gus.u1.t.formenu	/* Format menu		     */
#define mscp_freecap	em.u0.gus.u1.t.freecap	/* Tape media size function  */
#define mscp_frst_bad	em.u0.gen.frst_bad	/* First bad block	     */
#define mscp_group	em.u0.gus.u1.d.group	/* Group size		     */
#define mscp_hst_tmo	cm.u0.scc.hst_tmo	/* Host timeout		     */
#define mscp_lbn	cm.u0.gen.lbn		/* Logical block number	     */
#define mscp_max_bcnt	em.u0.scc.max_bcnt	/* Maximum byte count	     */
#define mscp_maxwtrec	em.u0.onl.u1.t.maxwtrec	/* Maximum WRITE record size */
#define mscp_media_id	em.u0.gus.media_id	/* Media identifier	     */
#define mscp_modifier	cm.modifier		/* Command modifier	     */
#define mscp_mult_unt	em.u0.gus.mult_unt	/* Multi-unit code	     */
#define mscp_noiserec	em.u0.onl.u1.t.noiserec	/* Maximum noise record size */
#define mscp_opcode	cm.opcode		/* Command opcode	     */
#define mscp_out_ref	cm.u0.abo.out_ref	/* Outstanding reference no. */
#define mscp_position	em.u0.acc.position	/* Tape position	     */
#define mscp_rbn	cm.u0.rep.rbn		/* Replacement block number  */
#define mscp_rbns	em.u0.gus.u1.d.rbns	/* RBNs per track	     */
#define mscp_rcskiped	em.u0.rpo.rcskiped	/* Records skipped	     */
#define mscp_rct_cpys	em.u0.gus.u1.d.rct_cpys	/* RCT copies		     */
#define mscp_rct_size	em.u0.gus.u1.d.rct_size	/* RCT size		     */
#define mscp_rec_cnt	cm.u0.rpo.rec_cnt	/* Record/object count	     */
#define mscp_seq_num	em.seq_num		/* Last err log sequence num */
#define mscp_status	em.status		/* End message status	     */
#define mscp_shdw_sts	em.u0.gus.u1.d.shdw_sts	/* Shadow status	     */
#define mscp_shdw_unt	cm.u0.onl.u1.d.shdw_unt	/* Shadow unit		     */
#define mscp_speed	cm.u0.onl.u1.t.speed	/* Speed		     */
#define mscp_taperec	em.u0.acc.taperec	/* Tape record byte count    */
#define mscp_time	cm.u0.scc.time		/* Quadword date/time	     */
#define mscp_tmgp_cnt	cm.u0.rpo.tmgp_cnt	/* Tape mark count	     */
#define mscp_tmskiped	em.u0.rpo.tmskiped	/* Tape marks skipped	     */
#define mscp_track	em.u0.gus.u1.d.track	/* Track size		     */
#define mscp_unit	cm.unit			/* Unit number		     */
#define mscp_unit_hvr	em.u0.gus.u1.d.unit_hvr	/* Unit hardware version     */
#define mscp_unit_id	em.u0.gus.unit_id	/* Unit identifier	     */
#define mscp_unit_svr	em.u0.gus.u1.d.unit_svr	/* Unit software version     */
#define mscp_unt_flgs	cm.u0.onl.unt_flgs	/* Unit flags		     */
#define mscp_unt_size	em.u0.onl.u1.d.unt_size	/* Unit size		     */
#define mscp_version	cm.u0.scc.version	/* MSCP version		     */
#define mscp_vol_ser	em.u0.onl.u1.d.vol_ser	/* Volume serial number	     */


/* MSCP error log message offsets (from MSCP specification Table A-8)
 */
typedef struct	_mslg {
    struct _lg {
	u_long	cmd_ref;			/* Command reference number  */
	u_short	unit;				/* Unit number		     */
	u_short	seq_num;			/* Sequence number	     */
	u_char	format;				/* Format		     */
	u_char	flags;				/* Error log message flags   */
	u_short	event;				/* Event code		     */
	u_char	cnt_id[ 8 ];			/* Controller ID	     */
	u_char	cnt_svr;			/* Controller s/w version    */
	u_char	cnt_hvr;			/* Controller h/w version    */
	union {
	    u_short	mult_unt;		/* Multi-unit code	     */
	    u_char	cnt_err;		/* Cntlr error (1st byte)    */
	} u1;
	union {
	    u_long	unit_id[ 2 ];		/* Unit ID		     */
	    u_long	bus_addr;		/* Bus address		     */
	} u2;
	union {
	    struct _dsk {			/* Disk transfer errors	     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_char	level;			/* Level		     */
		u_char	retry;			/* Retry		     */
		u_long	vol_ser;		/* Volume serial number	     */
		u_long	hdr_code;		/* Header code		     */
		u_char	disk_trn;		/* Disk transfer (1st byte)  */
	    } dsk;
	    struct _sdi {			/* SDI errors		     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_short			:16;	/* Reserved		     */
		u_long	vol_ser;		/* Volume serial number	     */
		u_long	hdr_code;		/* Header code		     */
		u_char	sdi[ 12 ];		/* SDI Errors		     */
	    } sdi;
	    struct _sde {			/* Small disk errors	     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_short	sde_cyl;		/* Cylinder		     */
		u_long	vol_ser;		/* Volume serial number	     */
	    } sde;
	    struct _rpl {			/* BBR errors		     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_short	rpl_flgs;		/* Replacement flags 	     */
		u_long	vol_ser;		/* Volume serial number	     */
		u_long	bad_lbn;		/* Bad logical block number  */
		u_long	old_rbn;		/* Old replacement BN	     */
		u_long	new_rbn;		/* New replacement BN	     */
		u_short	cause;			/* Cause (an event code)     */
	    } rpl;
	    struct _ldr {			/* Loader errors	     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_short			:16;	/* Reserved		     */
		u_long	ml_id[2];		/* Loader identifier	     */
		u_char	ml_svr;			/* Loader software version   */
		u_char	ml_hvr;			/* Loader hardware version   */
		u_short	ml_unit;		/* Loader unit number	     */
		u_char	ldr_err;		/* Loader error (1st byte)   */
	    } ldr;
	    struct _tpe {			/* Tape transfer errors	     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_char	level;			/* Level		     */
		u_char	retry;			/* Retry		     */
		u_long	vol_ser;		/* Volume serial number	     */
		u_long	hdr_code;		/* Header code		     */
		u_char	tape_trn;		/* Tape transfer (1st byte)  */
	    } tpe;
	    struct _sti {			/* STI errors		     */
		u_char	unit_svr;		/* Unit software version     */
		u_char	unit_hvr;		/* Unit hardware version     */
		u_short			:16;	/* Reserved		     */
		u_long 	gap_cnt;		/* Position (object count)   */
		u_char	fmtr_svr;		/* Formatter s/w version     */
		u_char	fmtr_hvr;		/* Formatter h/w version     */
		u_short			:16;	/* Reserved		     */
		u_char	sti[62];		/* STI error information     */
	    } sti;
	} u3;
    } lg;
} MSLG;

/* Redefine cells inside inner unions and structures to eliminate
 * multiple qualification levels.
 */
#define mslg_bad_lbn	lg.u3.rpl.bad_lbn	/* Bad logical block number  */
#define mslg_bus_addr	lg.u2.bus_addr		/* Bus address		     */
#define mslg_cause	lg.u3.rpl.cause		/* Cause (an event code)     */
#define mslg_cmd_ref	lg.cmd_ref		/* Command reference number  */
#define mslg_cnt_err	lg.u1.cnt_err		/* Cntlr-dep data (1st byte) */
#define mslg_cnt_hvr	lg.cnt_hvr		/* Controller h/w version    */
#define mslg_cnt_id	lg.cnt_id		/* Controller ID	     */
#define mslg_cnt_svr	lg.cnt_svr		/* Controller s/w version    */
#define mslg_disk_trn	lg.u3.dsk.disk_trn	/* Disk transfer (1st byte)  */
#define mslg_event	lg.event		/* Event code		     */
#define mslg_flags	lg.flags		/* Error log message flags   */
#define mslg_fmtr_hvr	lg.u3.sti.fmtr_hvr	/* Formatter h/w version     */
#define mslg_fmtr_svr	lg.u3.sti.fmtr_svr	/* Formatter s/w version     */
#define mslg_format	lg.format		/* Format		     */
#define mslg_gap_cnt	lg.u3.sti.gap_cnt	/* Position (object count)   */
#define mslg_hdr_code	lg.u3.dsk.hdr_code	/* Header code		     */
#define mslg_ldr_err	lg.u3.ldr.ldr_err	/* Loader error (1st byte )  */
#define mslg_level	lg.u3.dsk.level		/* Level		     */
#define mslg_ml_hvr	lg.u3.ldr.ml_hvr	/* Loader hardware version   */
#define mslg_ml_id	lg.u3.ldr.ml_id		/* Loader identifier	     */
#define mslg_ml_svr	lg.u3.ldr.ml_svr	/* Loader software version   */
#define mslg_ml_unit	lg.u3.ldr.ml_unit	/* Loader unit number	     */
#define mslg_mult_unt	lg.u1.mult_unt		/* Multi-unit code	     */
#define mslg_new_rbn	lg.u3.rpl.new_rbn	/* New replacement BN	     */
#define mslg_old_rbn	lg.u3.rpl.old_rbn	/* Old replacement BN	     */
#define mslg_retry	lg.u3.dsk.retry		/* Retry		     */
#define mslg_rpl_flgs	lg.u3.rpl.rpl_flgs	/* Replacement flags	     */
#define mslg_sde_cyl	lg.u3.sde.sde_cyl	/* Cylinder		     */
#define mslg_sdi	lg.u3.sdi.sdi		/* SDI Information	     */
#define mslg_seq_num	lg.seq_num		/* Sequence number	     */
#define mslg_sti	lg.u3.sti.sti		/* STI Information	     */
#define mslg_tape_trn	lg.u3.tpe.tape_trn	/* Tape transfer (1st byte ) */
#define mslg_unit	lg.unit			/* Unit number		     */
#define mslg_unit_hvr	lg.u3.dsk.unit_hvr	/* Unit hardware version     */
#define mslg_unit_id	lg.u2.unit_id		/* Unit identifier	     */
#define mslg_unit_svr	lg.u3.dsk.unit_svr	/* Unit software version     */
#define mslg_vol_ser	lg.u3.dsk.vol_ser	/* Volume serial number	     */



/* Define a union of the MSCP and MSLG structures for use in determining 
 * data structure storage requirements.
 */
typedef union {
    MSCP	mscp_maxsize;	/* MSCP maximum message size		     */
    MSLG	mslg_maxsize;	/* MSLG maximum datagram size		     */
} MSCP_MAXBUF;



/* MSCP format code definitions (from MSCP specification Table A-9)
 */
#define MSLG_FM_CNT_ER		0x00	/* Controller errors		     */
#define MSLG_FM_BUS_ADDR	0x01	/* Host memory access errors	     */
#define MSLG_FM_DISK_TRN	0x02	/* Disk transfer errors	(D)	     */
#define MSLG_FM_SDI		0x03	/* SDI errors			     */
#define MSLG_FM_SML_DSK		0x04	/* Small disk errors		     */
#define MSLG_FM_TAPE_TRN	0x05	/* Tape transfer error (T)	     */
#define	MSLG_FM_STI_ERR		0X06	/* STI command error (T)	     */
#define MSLG_FM_STI_DEL		0x07	/* STI driver error log (T)	     */
#define MSLG_FM_STI_FEL		0x08	/* STI formatter error log (T)	     */
#define MSLG_FM_REPLACE 	0x09	/* Bad block replacement attempt     */
#define MSLG_FM_LDR_ERR 	0x0a	/* Media loader errors		     */
#define MSLG_FM_IBMSENSE	0x0b	/* Sense data error log (T)	     */


/* MSCP error log message flags (from MSCP specification Table A-10)
 */
#define MSLG_LF_SUCC	0x80	/* Operation successful			     */
#define MSLG_LF_CONT	0x40	/* Operation continuing			     */
#define MSLG_LF_BBR	0x20	/* Bad block replacement attempt	     */
#define MSLG_LF_RPLER	0x10	/* Error during replacement		     */
#define MSLG_LF_INFO	0x02	/* Informational			     */
#define MSLG_LF_SQNRS	0x01	/* Sequence number reset		     */

/* Bad block replacement attempt (from MSCP specification table A-11)
 */
#define	MSLG_LFR_RP	0x8000	/* Replacement attempted		     */
#define	MSLG_LFR_FE	0x4000	/* Force error				     */
#define	MSLG_LFR_TE	0x2000	/* Tertiary revector			     */
#define	MSLG_LFR_RF	0x1000	/* Reformat error			     */
#define	MSLG_LFR_RI	0x0800	/* RCT inconsistent			     */
#define	MSLG_LFR_BR	0x0400	/* Bad replacement block number 	     */

/* ACCESS NON-VOLATILE MEMORY command operation codes
 *  (from MSCP specification table A-12)
 */
#define MSCP_ANM_READ	0x00	/* Read non-volatile memory		     */
#define MSCP_ANM_EXCG	0x01	/* Exchange command data with NVM data	     */
#define MSCP_ANM_TSST	0x02	/* Test and set contents of NVM		     */

/* FORMAT function codes (from MSCP specification table A-13)
 */
#define MSCP_FMT_DFLT	0	/* Device's default			     */
#define MSCP_FMT_SING	1	/* Single density			     */
#define MSCP_FMT_DOUB	2	/* Double density			     */
#define MSCP_FMT_RX33	282	/* RX33 - ISO DIS8630-1985		     */

/**/

/* Status and event codes (MSCP specification table B-1)
 */
#define MSCP_ST_MASK	0x1f	/* Status / event code mask		     */
#define MSCP_ST_SBCOD	0x20	/* Sub-code multiplier			     */
#define MSCP_ST_SBBIT	0x05	/* Sub-code starting bit position	     */
#define MSCP_ST_SUCC	0x00	/* Success				     */
#define MSCP_ST_ICMD	0x01	/* Invalid command			     */
#define MSCP_ST_ABRTD	0x02	/* Command aborted			     */
#define MSCP_ST_OFFLN	0x03	/* Unit-offline				     */
#define MSCP_ST_AVLBL	0x04	/* Unit-available			     */
#define MSCP_ST_MFMTE	0x05	/* Media format error			     */
#define MSCP_ST_WRTPR	0x06	/* Write protected			     */
#define MSCP_ST_COMP	0x07	/* Compare error			     */
#define MSCP_ST_DATA	0x08	/* Data error				     */
#define MSCP_ST_HSTBF	0x09	/* Host buffer access error		     */
#define MSCP_ST_CNTLR	0x0a	/* Controller error			     */
#define MSCP_ST_DRIVE	0x0b	/* Drive error				     */
#define MSCP_ST_SHST	0x0c	/* Shadow set has changed (D)		     */
#define MSCP_ST_FMTER	0x0c	/* Formatter error (T)			     */
#define MSCP_ST_BOT	0x0d	/* BOT encountered (T)			     */
#define MSCP_ST_TAPEM	0x0e	/* Tape mark encountered (T)		     */
#define MSCP_ST_RDTRN	0x10	/* Record data truncated		     */
#define MSCP_ST_PLOST	0x11	/* Position lost (T)			     */
#define MSCP_ST_PRESE	0x12	/* Previous serious exception (T)	     */
#define MSCP_ST_SEX	0x12	/* Serious Exception (T)		     */
#define MSCP_ST_LED	0x13	/* LEOT detected (T)			     */
#define MSCP_ST_BBR	0x14	/* Bad block replacement completion	     */
#define MSCP_ST_IPARM	0x15	/* Invalid parameter			     */
#define MSCP_ST_INFO	0x16	/* Informational message, not an error	     */
#define MSCP_ST_LOADR	0x17	/* Media loader error			     */
#define MSCP_ST_DIAG	0x1f	/* Internal diagnostic message		     */


/* Success sub-code values (MSCP specification table B-2)
 */
#define MSCP_SC_NORML	0x0000	/* Normal				     */
#define MSCP_SC_SDIGN	0x0001	/* Spin-down ignored			     */
#define MSCP_SC_STCON	0x0002	/* Still connected			     */
#define MSCP_SC_DUPUN	0x0004	/* Duplicate unit number		     */
#define MSCP_SC_ALONL	0x0008	/* Already online			     */