IFND POWERPC_TASKSPPC_I
POWERPC_TASKSPPC_I      SET 1
**
**      $VER: tasksPPC.i 15.0 (13.3.99)
**
**      structures related to WarpOS task handling
**

                IFND    EXEC_TYPES_I
                include exec/types.i
                ENDC

                IFND    EXEC_NODES_I
                include exec/nodes.i
                ENDC

                IFND    EXEC_TASKS_I
                include exec/tasks.i
                ENDC

                IFND    UTILITY_TAGITEM_I
                include utility/tagitem.i
                ENDC

                IFND    POWERPCLIB_V7           ;only for V8+

**** private structure used in the main task structure

        STRUCTURE       TASKLINK,MLN_SIZE
        APTR            TASKLINK_TASK
        ULONG           TASKLINK_SIG
        UWORD           TASKLINK_USED
        LABEL           TASKLINK_SIZE

****  task structure PPC

        STRUCTURE       TASKPPC,TC_SIZE
        ULONG           TASKPPC_STACKSIZE       ;read only
        APTR            TASKPPC_STACKMEM        ;private
        APTR            TASKPPC_CONTEXTMEM      ;private
        APTR            TASKPPC_TASKPTR         ;private
        ULONG           TASKPPC_FLAGS           ;read only
        STRUCT          TASKPPC_LINK,TASKLINK_SIZE ;private
        APTR            TASKPPC_BATSTORAGE      ;private
        ULONG           TASKPPC_CORE            ;private
        STRUCT          TASKPPC_TABLELINK,MLN_SIZE ;private
        APTR            TASKPPC_TABLE           ;read only
        ULONG           TASKPPC_DEBUGDATA       ;free space for debugger

        UWORD           TASKPPC_PAD
        ULONG           TASKPPC_TIMESTAMP       ;private
        ULONG           TASKPPC_TIMESTAMP2      ;   "
        ULONG           TASKPPC_ELAPSED         ;   "
        ULONG           TASKPPC_ELAPSED2        ;   "
        ULONG           TASKPPC_TOTALELAPSED    ;   "
        ULONG           TASKPPC_QUANTUM         ;   "
        ULONG           TASKPPC_PRIORITY        ;   "
        ULONG           TASKPPC_PRIOFFSET       ;   "
        APTR            TASKPPC_POWERPCBASE     ;   "
        ULONG           TASKPPC_DESIRED         ;   "
        ULONG           TASKPPC_CPUUSAGE        ;cpu usage (x100) (read only)
        ULONG           TASKPPC_BUSY            ;task busy time (x100) (read only)
        ULONG           TASKPPC_ACTIVITY        ;task activity (x100) (read only)
        ULONG           TASKPPC_ID              ;task ID (read only)
        ULONG           TASKPPC_NICE            ;NICE value (read only)
        APTR            TASKPPC_MSGPORT         ;MsgPort (read only)
        STRUCT          TASKPPC_TASKPOOLS,LH_SIZE ;private: for V15-MM
        LABEL           TASKPPC_SIZE            ;don't depend on this size

****  LN_TYPE field for PPC tasks
NT_PPCTASK      =       100

****  tc_state (one additional task state)

TS_CHANGING     =       7                       ;task is soon changing from
                                                ;running to waiting state

****  taskppc_flags

        BITDEF          TASKPPC,SYSTEM,0        ;it's a system task
        BITDEF          TASKPPC,BAT,1           ;the task runs under BAT setup
        BITDEF          TASKPPC,THROW,2         ;cause exception
        BITDEF          TASKPPC,CHOWN,3         ;PRIVATE
        BITDEF          TASKPPC,EMULATOR,4      ;PRIVATE
        BITDEF          TASKPPC,ATOMIC,5        ;noninterruptable task

****  special signal definitions

        BITDEF          SIG,TIME,10             ;internal

**** tags passed to CreateTaskPPC

        ENUM            TAG_USER+$100000
        EITEM           TASKATTR_CODE           ;entry code
        EITEM           TASKATTR_EXITCODE       ;exit code
        EITEM           TASKATTR_NAME           ;task name
        EITEM           TASKATTR_PRI            ;task priority
        EITEM           TASKATTR_STACKSIZE      ;task stacksize
        EITEM           TASKATTR_R2             ;smalldata/TOC base
        EITEM           TASKATTR_R3             ;first parameter
        EITEM           TASKATTR_R4
        EITEM           TASKATTR_R5
        EITEM           TASKATTR_R6
        EITEM           TASKATTR_R7
        EITEM           TASKATTR_R8
        EITEM           TASKATTR_R9
        EITEM           TASKATTR_R10            ;last parameter
        EITEM           TASKATTR_SYSTEM         ;private
        EITEM           TASKATTR_MOTHERPRI      ;inherit mother's pri (boolean)
        EITEM           TASKATTR_BAT            ;BAT MMU setup (boolean)
        EITEM           TASKATTR_PRIVATE
        EITEM           TASKATTR_NICE           ;NICE value (V14+)
        EITEM           TASKATTR_INHERITR2      ;inherit r2 from parent task
                                                ;(overrides TASKATTR_R2) (V15+)
        EITEM           TASKATTR_ATOMIC         ;noninterruptable task (V15+)
	EITEM 		TASKATTR_NOTIFYMSG	; notification upon task death (V16+)	

****  taskptr structure (returned by LockTaskList)

        STRUCTURE       TASKPTR,LN_SIZE
        APTR            TASKPTR_TASK            ;ptr to task
        LABEL           TASKPTR_SIZE

**** return values of ChangeStack

CHSTACK_SUCCESS         =       -1
CHSTACK_NOMEM           =       0

**** input parameter of ChangeMMU

CHMMU_STANDARD          =       1               ;standard paged MMU setup
CHMMU_BAT               =       2               ;BAT MMU setup

**** tags passed to SnoopTask

        ENUM            TAG_USER+$103000
        EITEM           SNOOP_CODE              ;-> callback function
        EITEM           SNOOP_DATA              ;custom data
        EITEM           SNOOP_TYPE              ;entry or exit code

**** possible types for SNOOP_TYPE
SNOOP_START     =       1                       ;monitor task start
SNOOP_EXIT      =       2                       ;monitor task end

**** possible values for the CreatorCPU parameter of the callback function

CREATOR_PPC     =       1
CREATOR_68K     =       2

                ENDC    ;POWERPCLIB_V7

        ENDC    ;TASKSPPC_I