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    Length: 3405 (0xd4d)
    Types: TextFile
    Notes: Uncompressed file

└─⟦ce621b962⟧ Bits:30004623 Controller Environment R. 1.2 (5.25 inch)
└─⟦ce621b962⟧ UNIX Filesystem
    └─⟦d6788557b⟧ »CTENV.ISC/new/usr/include/sys/msl.h.Z« 
    └─⟦d6788557b⟧ »CTENV.SCO/new/usr/include/sys/msl.h.Z« 
└─⟦e03896eec⟧ Bits:30004624 Controller Environment R. 1.2 (3.5 inch)
└─⟦e03896eec⟧ UNIX Filesystem
    └─⟦d6788557b⟧ »CTENV.ISC/new/usr/include/sys/msl.h.Z« 
    └─⟦d6788557b⟧ »CTENV.SCO/new/usr/include/sys/msl.h.Z« 
        └─⟦this⟧ 

TextFile

/* msl.h 87.05.13 */
/* 89.05.29 streams transfer */

#ident "@(#)msl.h	1.1 - 91/11/14"

struct gate_tab {
  int (* ip)();
};

/* offset */	struct mslbuf {
/*  0H,1H */	  char mb_unit, mb_gate;
/*     2H */	  ushort mb_fill;
/*     4H */	  ushort mb_ident;
/*     6H */	  char mb_data[26];
/*    20H */	};

/* offset */	struct x_buf {
/*     0H */	  struct chain chain;
/*     8H */	  struct mslbuf * xb_buf;
/*     CH */	  char xb_state;
/*     DH */	  char xb_stream;
/*     EH */	  ushort xb_user;
/*    10H */      int (* xb_ack)();
/*    14H */	};

/* offset */	struct unit {
/*        */	  union {
/*     0H */	    struct boot_window * un_bpp;
/*     0H */	    struct coupling * un_cpp;
/*     0H */	  } un_ptr;
/*     4H */	  short un_credit;
/*     6H */	  ushort un_status;
/*     8H */	  ushort un_no;
/*     AH */	  ushort un_wno;
/*     CH */	  unchar un_waiting;
/*     DH */	  unchar un_type;
/*     EH */      ushort un_memsize;
/*    10H */	  struct x_buf un_xbuf;
/*    24H */	  struct mslbuf un_mslbuf;
/*    44H */	  struct chain un_sendbuf;
/*    4CH */      int un_timeid;
/*    50H */      ushort un_dropstate;
/*    52H */      ushort un_fault;
/*    54H */	};

#define un_coupling	un_ptr.un_cpp
#define un_bootwindow	un_ptr.un_bpp

/* values of un_type */

#define NONE_TYPE	0
#define RCLAN_TYPE	1
#define RCCOM_TYPE	2
#define RCMUX_TYPE	3

/* drop states */

#define D_INIT		0
#define D_WATCHDOG	1
#define D_TIMEOUT	2
#define D_ERROR		3
#define D_USER		4
\f


/* offset */	struct coupling {
/*     0H */	  ushort cp_386_intmask,
/*     2H */             cp_board_intmask,
/*     4H */             cp_upmask;
/*     6H */	  char cp_outcredit,
/*     7H */	       cp_outbuffer;
/*     8H */	  struct mslbuf cp_outbuf;
/*    28H */	  ushort cp_faultcode;
/*    2AH */	  char cp_incredit,
/*    2BH */	       cp_inbuffer;
/*    2CH */	  struct mslbuf cp_inbuf;
/*    4CH */	};

#define CP_EXCLUDE	0x8000

/* offset */	struct exwait {
/*     0H */	  struct chain chain;
/*     8H */	  ushort ex_flag;
/*     AH */      ushort ex_no;
/*     CH */	  struct proc * ex_proc;
/*    10H */	  struct x_buf ex_xbuf;
/*    20H */	  struct unit * ex_unit;
/*    24H */	  struct mslbuf ex_buffer;
/*    44H */	};

#define EXSEND	1
#define EXREC	2
#define EXSIG	4
#define EXERROR	8
#define EXEND	16

#define XUNIT 0

#define XB_FREE		0
#define XB_WAITING	1

/* FF protocol */

#define POLL	0

/* gates on LAN, COM or MUX */

#define SUPER_GATE			0
#define IMC_GATE			1
#define CSPTERM_INITGATE	2
#define CSPTERM_RUNGATE		3
#define CSPHOST_GATE		4
#define MUX_GATE			4
#define IMCAH_GATE			5 /* for consistency
                                   -- gate between LAN & COM */
#define LPH_INITGATE		6
#define LPH_RUNGATE			7
#define LPH_GATE			7  /* 880329/HCA kindly supplied by JOS */
#define TPL_GATE			8
#define	TPW_GATE			10
#define	NPW_GATE			11

/* local gates are defined in msl.c
   0: supervisor gate
   1: exchange gate
   2: mux driver init gate
   3: mux driver running gate
   4: imc gate
*/
\f


/* unit state bits */

#define US_PRESENT		0x01
#define US_LOAD			0x02
#define US_RUN			0x04
#define US_INTERRUPT		0x08
#define US_ERROR		0x10
#define US_BDEBUG		0x20
#define US_ALLOCATED		0x40
#define US_SELFTEST		0x80

/* unit states */

#define US_NOTPRESENT		0x10
#define US_LOADING		0x03
#define US_RUNNING 		0x05
#define US_INTERRUPTED		0x0D

#define US_LOADMASK		0x4B

#define	INITLOAD	1