Return to dtc.h CVS log

Up to [XINU] / xinu / h

Annotation of xinu/h/dtc.h, revision 1.1

1.1     ! root        1: /* dtc.h */
        !             2: 
        !             3: /* Data Technology Corp. DTC-11-1 disk controller host interface */
        !             4: 
        !             5: struct dtc     {                       /* controller interface regs.   */
        !             6:        int     dt_ccsr;                /* command completion status    */
        !             7:        int     dt_csr;                 /* control and status register  */
        !             8:        char    *dt_dar;                /* data address register        */
        !             9:        struct  xbdcb   *dt_car;        /* command address register     */
        !            10:        int     dt_xdar;                /* extension of dar (not used)  */
        !            11:        int     dt_xcar;                /* extension of car (not used)  */
        !            12: };
        !            13: 
        !            14: /* bits in the dtc csr register */
        !            15: 
        !            16: #define        DTGO    0000001                 /* "go" bit - start interface   */
        !            17: #define        DTRESET 0000002                 /* "force reset" bit            */
        !            18: #define        DTINTR  0000100                 /* enable interface interrupt   */
        !            19: #define        DTDONE  0000200                 /* command done                 */
        !            20: #define        DTERROR 0100000                 /* some error occurred          */

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.