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Annotation of xinu/sys/dlccntl.c, revision 1.1

1.1     ! root        1: /* dlccntl.c - dlccntl */
        !             2: 
        !             3: #include <conf.h>
        !             4: #include <kernel.h>
        !             5: #include <slu11.h>
        !             6: #include <proc.h>
        !             7: #include <sleep.h>
        !             8: #include <dlc.h>
        !             9: 
        !            10: /*------------------------------------------------------------------------
        !            11:  *  dlccntl  --  perform control operations on dlc devices and driver
        !            12:  *------------------------------------------------------------------------
        !            13:  */
        !            14: dlccntl(devptr, opcode, parm1)
        !            15: struct devsw   *devptr;
        !            16: int    opcode;
        !            17: int    parm1;
        !            18: {
        !            19:        struct  dlblk   *dptr;
        !            20: 
        !            21:        dptr = devptr->dvioblk;
        !            22:        if (opcode == DCSETREC) {
        !            23:                dptr->dpid = parm1;
        !            24:                return(OK);
        !            25:        } else if (opcode == DCCLRREC) {
        !            26:                dptr->dpid = 0;
        !            27:                return(OK);
        !            28:        } else
        !            29:                return(SYSERR);
        !            30: }

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