Service Manuals, User Guides, Schematic Diagrams or docs for : xerox mesa 4.0_1978 listing Mesa_4_System Resident.mesa_Sep78

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Resident.mesa                    2-Sep-78 13:58:17                                    Page   1



-- Resident.Mesa: edited by Sandman on Jul 25, 1978 8:41 AM
DIRECTORY
  AllocDefs: FROM "allocdefs" USING [AllocInfo, MakeSwappedIn],
  AltoDefs: FROM "altodefs" USING [PageSize],
  BootDefs: FROM "bootdefs",
  ControlDefs: FROM "controldefs" USING [
     ATPreg, AV, AVItem, Control Link, EntryVectorItem, EPRange, FrameHandle,
     FrameVec, Free, GetReturnLink, GFT, GFTIndex, GFTItem, GlobalFrameHandle,
     LargeReturnSlot. Lreg, MainBodyIndex, MaxAllocSlot, NullFrame.
     NullGlobalFrame, OTPreg, Port. ProcDesc. SD, SetReturnFrame,
     SetReturnLink, SpecialReturnSlot, StateVector, WDCreg, XTPreg, XTSreg],
  CoreSwapDefs: FROM "coreswapdefs" USING [
     ExternalStateVector, PuntInfo, SVPointer].
   FrameDefs: FROM "framedefs",
   ImageDefs: FROM "imagedefs" USING [AbortMesa, PuntMesa].
   InlineDefs: FROM "inlinedefs" USING [BITAND, BITOR],
   KeyDefs: FROM "keydefs" USING [Keys],
  Mopcodes: FROM "mopcodes" USING [zKFCB, zPOP, zSTARTIO],
   NovaOps: FROM "novaops" USING [NovaInLd, NovaOutLd],
   NucleusDefs: FROM "nucleusdefs",
   ProcessDefs: FROM "processdefs" USING [
     ActiveWord, CV, DisableInterrupts, DisableTimeout, EnableInterrupts,
     Enter, Fork, GetPriority, ParityLevel, Priority, ReEnter, SetPriority,
     Wait, WakeupsWaiting],
  SDDefs: FROM "sddefs" USING [
     sAllocTrap, SD, sInterrupt, sIOResetBits, sProcessBreakpoint, sXferTrap],
  SegmentDefs: FROM "segmentdefs" USING [
     AddressFromPage, DataSegmentAddress, DataSegmentHandle, DefaultBase,
     DeleteDataSegment, FileSegmentHandle, NewFrameSegment, Unlock],
   TrapDefs: FROM "trapdefs" USING [
     TraceNext, TraceOff, TrapParameter, TrapStatus]:
DEFINITIONS FROM AltoDefs, ControlDefs:
Resident: PROGRAM
  IMPORTS AllocDefs, ProcessDefs, SegmentDefs
  EXPORTS BootDefs, FrameDefs, NucleusDefs, TrapDefs
 SHARES ProcessDefs =
BEGIN
  -- allocation of frame space
  LargeFrameSlot: CARDINAL   = 12:
  FrameSize: PUBLIC PROCEDURE [fsi: CARDINAL] RETURNS [CARDINAL] =
    BEGIN
    RETURN[IF fsi >= LENGTH[FrameVec] THEN fsi ELSE FrameVec[fsi]]
    END:
  pgft: TYPE = POINTER TO ARRAY [0 .. 0) OF GFTItem:
  ItemPointer: TYPE = POINTER TO ControlDefs.AVltem:
  FrameSegment: TYPE = MACHINE DEPENDENT RECORD [
    segment: SegmentDefs.DataSegmentHandle,
    link: POINTER TO FrameSegment,
    size, fsi: CARDINAL];

  -- maintain a list of all new "permanent" frame segments:
  SegHeader: PUBLIC TYPE = RECORD [
    seg: SegmentDefs.DataSegmentHandle. link: pSegHeader];
  pSegHeader: PUBLIC TYPE = POINTER TO SegHeader:
  SegListHead: PUBLIC pSegHeader 

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