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Annotation of researchv10dc/lsys/sys/hp.h, revision 1.1.1.1

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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