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Annotation of 42BSD/sys/vaxuba/dmreg.h, revision 1.1

1.1     ! root        1: /*     dmreg.h 6.1     83/07/29        */
        !             2: 
        !             3: /*
        !             4:  * DM-11 device register definitions.
        !             5:  */
        !             6: struct dmdevice {
        !             7:        short   dmcsr;          /* control status register */
        !             8:        short   dmlstat;        /* line status register */
        !             9:        short   dmpad1[2];
        !            10: };
        !            11: 
        !            12: /* bits in dm csr */
        !            13: #define        DM_RF           0100000         /* ring flag */
        !            14: #define        DM_CF           0040000         /* carrier flag */
        !            15: #define        DM_CTS          0020000         /* clear to send */
        !            16: #define        DM_SRF          0010000         /* secondary receive flag */
        !            17: #define        DM_CS           0004000         /* clear scan */
        !            18: #define        DM_CM           0002000         /* clear multiplexor */
        !            19: #define        DM_MM           0001000         /* maintenance mode */
        !            20: #define        DM_STP          0000400         /* step */
        !            21: #define        DM_DONE         0000200         /* scanner is done */
        !            22: #define        DM_IE           0000100         /* interrupt enable */
        !            23: #define        DM_SE           0000040         /* scan enable */
        !            24: #define        DM_BUSY         0000020         /* scan busy */
        !            25: 
        !            26: /* bits in dm lsr */
        !            27: #define        DML_RNG         0000200         /* ring */
        !            28: #define        DML_CAR         0000100         /* carrier detect */
        !            29: #define        DML_CTS         0000040         /* clear to send */
        !            30: #define        DML_SR          0000020         /* secondary receive */
        !            31: #define        DML_ST          0000010         /* secondary transmit */
        !            32: #define        DML_RTS         0000004         /* request to send */
        !            33: #define        DML_DTR         0000002         /* data terminal ready */
        !            34: #define        DML_LE          0000001         /* line enable */
        !            35: 
        !            36: #define        DML_ON          (DML_DTR|DML_RTS|DML_LE)
        !            37: #define        DML_OFF         (DML_LE)

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