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Annotation of 3BSD/sys/h/mba.m, revision 1.1

1.1     ! root        1: #
        !             2: #      mba.m   2.1     1/5/80
        !             3: #
        !             4: #
        !             5: #      VAX massbus adapter registers
        !             6: #
        !             7: 
        !             8:        .set    MBA0_CSR,0x80048000             # virtual address of mba0
        !             9:        .set    MBA1_CSR,0x8004a000             # ditto mba1
        !            10: 
        !            11:        .set    MBA_CSR,0       # configuration and status register
        !            12:        .set    MBA_CR,4        # control register
        !            13:        .set    MBA_SR,8        # status register
        !            14:        .set    MBA_VAR,12      # virtual address register
        !            15:        .set    MBA_BCR,16      # byte count register
        !            16:        .set    MBA_ERB,0x400   # ???
        !            17:        .set    MBA_AS,0x410    # attention summary
        !            18: 

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