--********************************************************************************************************************
-- Created: 30-Mar-2010 17:36:04 by OpenVMS SDL EV3-3      
-- Source:  01-JUN-2009 19:57:14 $1$DGA7274:[LIB_ADA.LIS]SCHDEF.SDL;1 
--********************************************************************************************************************
with SYSTEM; use SYSTEM;
with STARLET; use STARLET;
with CONDITION_HANDLING; use CONDITION_HANDLING;
 
package SCHDEF is
 
--  module $SCHDEF
 
    SCH_C_SWPPIX		: constant := 1;			--  PIX for swapper process
    SCH_V_SIP			: constant := 0;			--  SWAP IN PROGRESS FLAG
    SCH_M_SIP			: constant := 1;			--  SWAP IN PROGRESS MASK
    SCH_V_TCD			: constant := 1;			--  MPL threshold checking disabled
    SCH_M_TCD			: constant := 2;			--  MPL threshold checking disabled mask
    SCH_V_MPW			: constant := 2;			--  Modify page writer active
    SCH_M_MPW			: constant := 4;			--  Modify page writer active mask
    SCH_V_REORD			: constant := 0;			--  OSWPSCHED queue reordering occured
    SCH_C_ASN_MIN		: constant := 0;			--  Minimum RID for process space
    SCH_M_DEFERRED_AST_OFF	: constant := 16#00000001#;
    SCH_M_QUEUE_OPT_OFF		: constant := 16#00000002#;
 
    type SCHED_FLAGS_TYPE is						--  SCHED Control Flags
	record
	    DEFERRED_AST_OFF	: BOOLEAN;				--  Turn off AST Deferal optimizaton
	    QUEUE_OPT_OFF	: BOOLEAN;				--  Turn off AST queue optimization	
	    FILLER_1	: UNSIGNED_30;
	end record;
 
	    for SCHED_FLAGS_TYPE use 
		record
		    DEFERRED_AST_OFF	at 0 range 0 .. 0;
		    QUEUE_OPT_OFF	at 0 range 1 .. 1;
		    FILLER_1	at 0 range 2 .. 31;
		end record;
	    for SCHED_FLAGS_TYPE'SIZE use 32;
 
    SCHED_FLAGS_TYPE_INIT : constant SCHED_FLAGS_TYPE := 
	    (DEFERRED_AST_OFF	=> FALSE,
	    QUEUE_OPT_OFF	=> FALSE,
	    FILLER_1	=> 0);
 
    type SCHED_FLAGS_TYPE is
	record
	    SCHED_FLAGS	: SCHED_FLAGS_TYPE;				--  SCHED Control Flags
	end record;
 
	    for SCHED_FLAGS_TYPE use 
		record
		    SCHED_FLAGS	at 0 range 0 .. 31;
		end record;
	    for SCHED_FLAGS_TYPE'SIZE use 32;
 
    SCHED_FLAGS_TYPE_INIT : constant SCHED_FLAGS_TYPE := 
	    (
	    SCHED_FLAGS	=> SCHED_FLAGS_TYPE_INIT
	    );
 
end SCHDEF;