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Annotation of researchv10dc/lsys/sys/hp.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * MASSBUS SMD disk data structures
        !             3:  * one hpdisk per drive
        !             4:  */
        !             5: 
        !             6: struct hpdisk {
        !             7:        struct hpdevice *addr;
        !             8:        char flags;
        !             9:        char type;      /* index into hpst */
        !            10:        char errcnt;
        !            11:        char recal;
        !            12:        short badsec;
        !            13:        struct buf *actf, *actl;        /* queue of buffers waiting for xfer */
        !            14: };
        !            15: 
        !            16: /*
        !            17:  * device size info
        !            18:  * here so hpdump can get it
        !            19:  */
        !            20: struct hptype {
        !            21:        short   type;   /* hpdt drive type */
        !            22:        char    nsect;  /* sectors per track */
        !            23:        char    ntrak;  /* tracks per cylinder */
        !            24:        char    sdist;  /* sectors twixt search and io */
        !            25:        char    rdist;  /* sectors close enough not to search */
        !            26:        short   nspc;   /* sectors per cylinder */
        !            27:        short   ncyl;   /* cylinders per pack */
        !            28:        struct  size *sizes;
        !            29: };

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