usr/src/slowsys/h/mtpr.m

#
#       VAX processor register numbers
#
        .set    KSP,0           # kernal stack pointer
        .set    ESP,1           # exec stack pointer
        .set    SSP,2           # supervisor stack pointer
        .set    USP,3           # user stack pointer
        .set    ISP,4           # interrupt stack pointer
        .set    P0BR,8          # p0 base register
        .set    P0LR,9          # p0 length register
        .set    P1BR,10         # p1 base register
        .set    P1LR,11         # p1 length register
        .set    SBR,12          # system segment base register
        .set    SLR,13          # system segment length register
        .set    PCBB,16         # process control block base
        .set    SCBB,17         # system control block base
        .set    IPL,18          # interrupt priority level
        .set    ASTLVL,19       # async. system trap level
        .set    SIRR,20         # software interrupt request
        .set    SISR,21         # software interrupt summary
        .set    ICCS,24         # interval clock control
        .set    NICR,25         # next interval count
        .set    ICR,26          # interval count
        .set    TODR,27         # time of year (day)
        .set    RXCS,32         # console receiver control and status
        .set    RXDB,33         # console receiver data buffer
        .set    TXCS,34         # console transmitter control and status
        .set    TXDB,35         # console transmitter data buffer
        .set    MAPEN,56        # memory management enable
        .set    TBIA,57         # translation buffer invalidate all
        .set    TBIS,58         # translation buffer invalidate single
        .set    PMR,61          # performance monitor enable
        .set    SID,62          # system identification
#
#       VAX-11/780 specific registers
#
        .set    ACCS,40         # accelerator control and status
        .set    ACCR,41         # accelerator maintenance
        .set    WCSA,44         # WCS address
        .set    WCSD,45         # WCS data
        .set    SBIFS,48        # SBI fault and status
        .set    SBIS,49         # SBI silo
        .set    SBISC,50        # SBI silo comparator
        .set    SBIMT,51        # SBI maintenance
        .set    SBIER,52        # SBI error register
        .set    SBITA,53        # SBI timeout address
        .set    SBIQC,54        # SBI quadword clear
        .set    MBRK,60         # micro-program breakpoint