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Annotation of Net2/scsi/stdefs.h, revision 1.1

1.1     ! root        1: /*
        !             2:  *     stdefs.h,v 1.3 1993/05/20 03:46:55 cgd Exp
        !             3:  */
        !             4: 
        !             5: #define STQSIZE                4
        !             6: struct st_data {
        !             7:        struct scsi_switch *sc_sw;      /* address of scsi low level switch */
        !             8:        int flags;
        !             9:        int ctlr;                       /* so they know which one we want */
        !            10:        int targ;                       /* our scsi target ID */
        !            11:        int lu;                         /* our scsi lu */
        !            12:        int blkmin;                     /* min blk size */
        !            13:        int blkmax;                     /* max blk size */
        !            14:        int numblks;                    /* nominal blocks capacity */
        !            15:        int blksiz;                     /* nominal block size */
        !            16:        int info_valid;                 /* the info about the device is valid */
        !            17:        int initialized;
        !            18:        struct buf buf[STQSIZE];        /* buffer for raw io (one per device) */
        !            19:        struct buf buf_queue;
        !            20:        struct scsi_xfer scsi_xfer;
        !            21:        int blockwait;
        !            22: };
        !            23: #define ST_OPEN                0x01
        !            24: #define        ST_NOREWIND     0x02
        !            25: #define        ST_WRITTEN      0x04
        !            26: #define        ST_FIXEDBLOCKS  0x10
        !            27: #define        ST_AT_FILEMARK  0x20
        !            28: #define        ST_AT_EOM       0x40
        !            29: 
        !            30: #define        ST_PER_ACTION   (ST_AT_FILEMARK | ST_AT_EOM)
        !            31: #define        ST_PER_OPEN     (ST_OPEN | ST_NOREWIND | ST_WRITTEN | ST_PER_ACTION)
        !            32: #define        ST_PER_MEDIA    ST_FIXEDBLOCKS
        !            33: 
        !            34: int stattach(int, struct scsi_switch *, int, int *);
        !            35: int stopen(dev_t);
        !            36: int stclose(dev_t);
        !            37: void stminphys(struct buf *);
        !            38: int ststrategy(struct buf *);
        !            39: int ststart(int);
        !            40: int st_done(int, struct scsi_xfer *);
        !            41: int stioctl(dev_t, int, caddr_t, int);
        !            42: int st_req_sense(int, int);
        !            43: int st_test_ready(int, int);
        !            44: int st_rd_blk_lim(int, int);
        !            45: int st_mode_sense(int, int);
        !            46: int st_mode_select(int, int, int);
        !            47: int st_space(int, int, int, int);
        !            48: int st_write_filemarks(int, int, int);
        !            49: int st_load(int, int, int);
        !            50: int st_prevent(int, int, int);
        !            51: int st_rewind(int, int, int);
        !            52: int st_scsi_cmd(int, struct scsi_generic *, int, u_char *, int, int, int);
        !            53: int st_interpret_sense(int, struct scsi_xfer *);
        !            54: int stsize(dev_t);
        !            55: int stdump(void);
        !            56: 

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