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Length: 3766 (0xeb6)
Types: TextFile
Names: »MEMMGRPARAMS.S«
└─⟦e0c43619c⟧ Bits:30005797 CR80 Disc pack ( Vol:FNJ1 861029/EC CR80 S/W Package II+III+IV+V+VII )
└─⟦this⟧ »CSP005_V0501.D!CSS878.D!MEMMGRPARAMS.S«
"-----------------------------------------------------------------------
"
" MODULE NAME: MEMMORY MANAGER PARAMETERS (MEMMGRPARAMS)
" MODULE ID NMB: CSS/878
" MODULE VERSION: 0106
" MODULE TYPE: PREFIX
" MERGE FILES: -
"
" SPECIFICATIONS: -
" AUTHOR/DATE: JSL/800608
"
" DELIVERABLE: -
" SOURCE LANGUAGE: SWELL
" COMPILE COMPUTER: CR80
" TARGET COMPUTER: CR80
" OPER. SYSTEM: AMOS
"
"-----------------------------------------------------------------------
"
" CHANGE RECORD
"
" VERSION AUTHOR/DATE DESCRIPTION OF CHANGE
" ------- ----------- ---------------------
" 0102 JSL/800929 TYPE MEMORY_TYPE EXPANDED WITH DSPCTYPE
" WHICH IS USED TO REQUEST MEMORY IN A SPE-
" CIFIED SECTION.
"
" 0103 JSL/801027 EXPANDED DEFINITION OF MESSAGE PARAMETERS
"
" 0104 JSL/801123 PARAMETERS FOR FUNCTIONS ALLCAP AND
" ALLSTA INCLUDED
"
" 0105 MX VERSION: RESERVEABS AND GIVE FUNCTIONS
" INCLUDED.
"
" 0106 FP/850515 MERGED WITH CR801 SPECIAL PREFIX.
"
"-----------------------------------------------------------------------
"PAGE«ff»
" THE SIGNIFICANCE OF THE PARAMETERS IN THE MEMMGR MESSAGE RECORD
" ARE DEPENDANT OF THE TYPE OF OPERATION SPECIFIED AS FOLLOWS:
"
" . RELEASE - KIND = MEMORY PARAMETER
" . RESERVE - KIND = MEMORY TYPE (,PAGE IF TYPE=DSPCTYPE)
" . CONVERT - KIND = MEMORY PARAMETER
" . RELEASEALL- KIND = MEMORY PARAMETER
" . TRANSFER - KIND = MEMORY PARAMETER, WORD_SIZE = NEW_OWNER (PCB)
" . ALLCAP - KIND NA
" . ALLSTA - KIND NA
"COMMANDS
CONST
MMGRELEASE = 0; "DEALLOCATE MEMORY
MMGRESERVE = 1; "ALLOCATE MEMORY
MMGCONVERT = 2; "CONVERT MEMORY PARAMETER
MMGRELEASEALL = 3; "DEALLOCATE ALL MEMORY RESERVED
MMGTRANSFER = 4; "TRANSFER MEMORY OWNERSHIP
MMGALLCAP = 5; "RETURN SEGMENT CAPACITY (XAMOS)
MMGALLSTA = 6; "RETURN SEGMENT AVAILABILITY (XAMOS)
MMGRESERVEABS = 5; "RESERVE ABOLUTELY ADDRESSED AREA (MX-AMOS)
MMGGIVE = 6; "GIVE MEMMGR INFO (MX-AMOS)
TYPE MEMMGR_COMMAND = MMGRELEASE..MMGALLSTA;
TYPE MEMORY_TYPE = (PROGTYPE,DATATYPE,DSPCTYPE); "PAGE0,ANY,SPEC SECT
TYPE MEMMGR_MESSAGE =
RECORD
OPERATION: MEMMGR_COMMAND;
KIND: INTEGER; "TYPE/MEMORY PARAMETER
WORD_SIZE: INTEGER; "MEMORY REQUIREMENT/NEW OWNER (PCB)
CPU_REQUIRED: CPU_NUMBER;
SPARE: INTEGER;
END;
CONST
MMMKINDP = 0; MMMKINDX = 8; "KIND FIELD
MMMPAGP = 8; MMMPAGX = 2; "PAGE FIELD
TYPE MEMORY_PARAMETER = INTEGER;
"RESULTS
CONST
MMGDONE = 0; "OPERATION COMPLETE
TYPE MEMMGR_ANSWER =
RECORD
RESULT: INTEGER; "MMGDONE/BMERROR
MEMORY: MEMORY_PARAMETER;
ADDR: ABSPTR;
CPU_PAGE: INTEGER; " CPU (MSB), PAGE (LSB)
WORD_SIZE: INTEGER;
END;
CONST
MMAPAGP = 2; MMAPAGX = 2; "PAGE FIELD
MMACPUP = 8; MMACPUX = 3; "CPU FIELD
"IN THE CASE COMMAND=MMGALLCAP/MMGALLSTA THE ANSWER CONTAINS IN
"PARAMETERS 1,2,3 AND 4 THE NUMBER OF MEMORY SEGMENTS IN SECTIONS
"0,1,2 AND 3, WHICH ARE WRITABLE (CAPACITY)/ALLOCATABLE (STATUS)
"RESPECTIVELY
"THE SIZE OF A MEMORY SEGMENT IS DEFINED BY THE LN 2 OF THE SIZE IN WORDS:
CONST "XAMOS ONLY
MSGSZLN = 7; "MEMORY SEGMENT SIZE = 128 WORDS
"END OF MEMMGRPARAMS