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; $Id: defs_mmu.mac 707 2015-08-02 12:10:42Z mueller $
; Copyright 2015- by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
; License disclaimer see LICENSE_gpl_v2.txt in $RETROBASE directory 
;
; definitions for mmu registers (as in defs_mmu.das)
;
        ssr0 = 177572
        ssr1 = 177574
        ssr2 = 177576
        ssr3 = 172516
;
        uipdr = 177600                  ; usr i page dsc base
        udpdr = 177620                  ; usr d page dsc base
        udpdr = 177620                  ; usr d page dsc base
        uipar = 177640                  ; usr i page addr base
        udpar = 177660                  ; usr d page addr base
        sipdr = 172200                  ; sup i page dsc base
        sdpdr = 172220                  ; sup d page dsc base
        sipar = 172240                  ; sup i page addr base
        sdpar = 172260                  ; sup d page addr base
        kipdr = 172300                  ; ker i page dsc base
        kdpdr = 172320                  ; ker d page dsc base
        kipar = 172340                  ; ker i page addr base
        kdpar = 172360                  ; ker d page addr base
;
; symbol definitions for ssr0
;
        m0.anr = 100000
        m0.ale = 040000
        m0.ard = 020000
        m0.trp = 010000
        m0.ent = 001000
        m0.mai = 000400
        m0.ico = 000200
        m0.dsp = 000020
        m0.ena = 000001
;
; symbol definitions for ssr3
;
        m3.eub = 000040
        m3.e22 = 000020
        m3.dkm = 000004
        m3.dsm = 000002
        m3.dum = 000001
;
; symbol definitions for pdr regs
;
        md.aia = 000200
        md.aiw = 000100
        md.dwn = 000010
        md.an7 = 000007
        md.arw = 000006
        md.atw = 000005
        md.atr = 000004
        md.an3 = 000003
        md.aro = 000002
        md.art = 000001