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Annotation of researchv9/sys.vax/h/udaioc.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * ioctl info for uda driver
        !             3:  * should eventually be generalized to all mscp
        !             4:  */
        !             5: 
        !             6: #define        UIORRCT (('u'<<8) | 0)  /* read a block of the rct */
        !             7: #define        UIOWRCT (('u'<<8) | 1)  /* write a block of rct */
        !             8: #define        UIOCHAR (('u'<<8) | 2)  /* get drive characteristics (sizes) */
        !             9: #define        UIOREPL (('u'<<8) | 3)  /* replace a block */
        !            10: 
        !            11: /*
        !            12:  * struct for RRCT and WRCT
        !            13:  */
        !            14: 
        !            15: struct ud_rctbuf {
        !            16:        caddr_t buf;
        !            17:        int     lbn;
        !            18: };
        !            19: 
        !            20: /*
        !            21:  * struct for REPL
        !            22:  */
        !            23: 
        !            24: struct ud_repl {
        !            25:        daddr_t replbn;         /* good block */
        !            26:        daddr_t lbn;            /* bad block */
        !            27:        short prim;             /* nonzero if primary replacement */
        !            28: };
        !            29: 
        !            30: /*
        !            31:  * struct for CHAR
        !            32:  */
        !            33: 
        !            34: struct ud_unit {
        !            35:        daddr_t radsize;                /* size, from ONLINE end packet */
        !            36:        daddr_t rctsize;                /* rct size, from get unit status */
        !            37:        long medium;                    /* generic type name */
        !            38:        short tracksz;
        !            39:        short groupsz;
        !            40:        short cylsz;
        !            41:        char rbns;
        !            42:        char copies;
        !            43: };

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