amos-professional/AMOSPro Sources/includes/exec/execbase.i
2020-04-26 02:58:13 +02:00

153 lines
4.7 KiB
OpenEdge ABL

IFND EXEC_EXECBASE_I
EXEC_EXECBASE_I SET 1
**
** $Filename: exec/execbase.i $
** $Release: 1.3 $
**
**
**
** (C) Copyright 1985,1986,1987,1988 Commodore-Amiga, Inc.
** All Rights Reserved
**
IFND EXEC_TYPES_I
INCLUDE "exec/types.i"
ENDC ; EXEC_TYPES_I
IFND EXEC_LISTS_I
INCLUDE "exec/lists.i"
ENDC ; EXEC_LISTS_I
IFND EXEC_INTERRUPTS_I
INCLUDE "exec/interrupts.i"
ENDC ; EXEC_INTERRUPTS_I
IFND EXEC_LIBRARIES_I
INCLUDE "exec/libraries.i"
ENDC ; EXEC_LIBRARIES_I
******* Static System Variables **************************************
STRUCTURE ExecBase,LIB_SIZE ; Standard library node
UWORD SoftVer ; kickstart release number
WORD LowMemChkSum ; checksum of 68000 trap vectors
ULONG ChkBase ; system base pointer complement
APTR ColdCapture ; cold soft capture vector
APTR CoolCapture ; cool soft capture vector
APTR WarmCapture ; warm soft capture vector
APTR SysStkUpper ; system stack base (upper bound)
APTR SysStkLower ; top of system stack (lower bound)
ULONG MaxLocMem ; last calculated local memory max
APTR DebugEntry ; global debugger entry point
APTR DebugData ; global debugger data segment
APTR AlertData ; alert data segment
APTR MaxExtMem ; top of extended mem, or null if none
WORD ChkSum ; for all of the above
******* Interrupt Related ********************************************
LABEL IntVects
STRUCT IVTBE,IV_SIZE
STRUCT IVDSKBLK,IV_SIZE
STRUCT IVSOFTINT,IV_SIZE
STRUCT IVPORTS,IV_SIZE
STRUCT IVCOPER,IV_SIZE
STRUCT IVVERTB,IV_SIZE
STRUCT IVBLIT,IV_SIZE
STRUCT IVAUD0,IV_SIZE
STRUCT IVAUD1,IV_SIZE
STRUCT IVAUD2,IV_SIZE
STRUCT IVAUD3,IV_SIZE
STRUCT IVRBF,IV_SIZE
STRUCT IVDSKSYNC,IV_SIZE
STRUCT IVEXTER,IV_SIZE
STRUCT IVINTEN,IV_SIZE
STRUCT IVNMI,IV_SIZE
******* Dynamic System Variables *************************************
APTR ThisTask ; pointer to current task
ULONG IdleCount ; idle counter
ULONG DispCount ; dispatch counter
UWORD Quantum ; time slice quantum
UWORD Elapsed ; current quantum ticks
UWORD SysFlags ; misc system flags
BYTE IDNestCnt ; interrupt disable nesting count
BYTE TDNestCnt ; task disable nesting count
UWORD AttnFlags ; special attention flags
UWORD AttnResched ; rescheduling attention
APTR ResModules ; pointer to resident module array
APTR TaskTrapCode ; default task trap routine
APTR TaskExceptCode ; default task exception code
APTR TaskExitCode ; default task exit code
ULONG TaskSigAlloc ; preallocated signal mask
UWORD TaskTrapAlloc ; preallocated trap mask
******* System List Headers ******************************************
STRUCT MemList,LH_SIZE
STRUCT ResourceList,LH_SIZE
STRUCT DeviceList,LH_SIZE
STRUCT IntrList,LH_SIZE
STRUCT LibList,LH_SIZE
STRUCT PortList,LH_SIZE
STRUCT TaskReady,LH_SIZE
STRUCT TaskWait,LH_SIZE
STRUCT SoftInts,SH_SIZE*5
STRUCT LastAlert,4*4
;------ these next two variables are provided to allow
;------ system developers to have a rough idea of the
;------ period of two externally controlled signals --
;------ the time between vertical blank interrupts and the
;------ external line rate (which is counted by CIA A's
;------ "time of day" clock). In general these values
;------ will be 50 or 60, and may or may not track each
;------ other. These values replace the obsolete AFB_PAL
;------ and AFB_50HZ flags.
UBYTE VBlankFrequency
UBYTE PowerSupplyFrequency
STRUCT SemaphoreList,LH_SIZE
;------ these next two are to be able to kickstart into user ram.
;------ KickMemPtr holds a singly linked list of MemLists which
;------ will be removed from the memory list via AllocAbs. If
;------ all the AllocAbs's succeeded, then the KickTagPtr will
;------ be added to the rom tag list.
APTR KickMemPtr ; ptr to queue of mem lists
APTR KickTagPtr ; ptr to rom tag queue
APTR KickCheckSum ; checksum for mem and tags
STRUCT ExecBaseReserved,10
STRUCT ExecBaseNewReserved,20
LABEL SYSBASESIZE
******* AttnFlags
* Processors and Co-processors:
BITDEF AF,68010,0 ; also set for 68020
BITDEF AF,68020,1
BITDEF AF,68881,4
; These two bits used to be AFB_PAL and AFB_50HZ. After some soul
; searching we realized that they were misnomers, and the information
; is now kept in VBlankFrequency and PowerSupplyFrequency above.
; To find out what sort of video conversion is done, look in the
; graphics subsytem.
BITDEF AF,RESERVED8,8
BITDEF AF,RESERVED9,9
ENDC ; EXEC_EXECBASE_I