v86mmgr.inc

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;******************************************************************************
;
;   (C) Copyright MICROSOFT Corp., 1988-1990
;
;   Title:	V86MMGR.Inc - Public services for V86MMGR
;
;   Version:	2.00
;
;   Date:	29-Nov-88
;
;   Author:	ARR
;
;------------------------------------------------------------------------------
;
;   Change log:
;
;      DATE	REV		    DESCRIPTION
;   ----------- --- -----------------------------------------------------------
;   29-Nov-1988 ARR Original
;   26-Apr-1989 RAL New mapper services
;
;==============================================================================

Begin_Service_Table V86MMGR

V86MMGR_Service 	V86MMGR_Get_Version,		LOCAL
V86MMGR_Service 	V86MMGR_Allocate_V86_Pages,	LOCAL
V86MMGR_Service 	V86MMGR_Set_EMS_XMS_Limits,	LOCAL
V86MMGR_Service 	V86MMGR_Get_EMS_XMS_Limits,	LOCAL
;
;   Services used for API mapping.
;
V86MMGR_Service 	V86MMGR_Set_Mapping_Info, VxD_ICODE
V86MMGR_Service 	V86MMGR_Get_Mapping_Info
V86MMGR_Service 	V86MMGR_Xlat_API
V86MMGR_Service 	V86MMGR_Load_Client_Ptr
V86MMGR_Service 	V86MMGR_Allocate_Buffer
V86MMGR_Service 	V86MMGR_Free_Buffer
V86MMGR_Service 	V86MMGR_Get_Xlat_Buff_State
V86MMGR_Service 	V86MMGR_Set_Xlat_Buff_State
V86MMGR_Service 	V86MMGR_Get_VM_Flat_Sel
V86MMGR_Service 	V86MMGR_Map_Pages
V86MMGR_Service 	V86MMGR_Free_Page_Map_Region
;***********************************************************
;  END OF 3.00 level services
;
V86MMGR_Service 	V86MMGR_LocalGlobalReg
V86MMGR_Service 	V86MMGR_GetPgStatus,		LOCAL
V86MMGR_Service 	V86MMGR_SetLocalA20,		VxD_ICODE
V86MMGR_Service 	V86MMGR_ResetBasePages, 	LOCAL
V86MMGR_Service 	V86MMGR_SetAvailMapPgs, 	VxD_ICODE
V86MMGR_Service 	V86MMGR_NoUMBInitCalls, 	VxD_ICODE

IFNDEF	WIN31COMPAT

;   Services added post Win 3.1
V86MMGR_Service         V86MMGR_Get_EMS_XMS_Avail,      LOCAL
V86MMGR_Service         V86MMGR_Toggle_HMA
V86MMGR_Service 	V86MMGR_Dev_Init,		LOCAL
V86MMGR_Service 	V86MMGR_Alloc_UM_Page,		LOCAL

ENDIF ;	WIN31COMPAT

ifdef   NEC_98
;;V86MMGR_Service         V86MMGR_EMM_B0Bank_CHK
V86MMGR_Service         V86MMGR_Check_NHSupport,        LOCAL
endif

End_Service_Table V86MMGR

;
; BITS of returned EAX flags for V86MMGR_GetPgStatus
;
V86PS_ROM       equ     0000000000000001b       ; Page contains global ROM
V86PS_RAM       equ     0000000000000010b       ; Page contains global RAM
V86PS_EMM	equ	0000000010000000b	; Page belongs to EMM driver
V86PS_XMS	equ	0000000100000000b	; Page belongs to XMS driver
V86PS_MAP	equ	0000001000000000b	; Page belongs to mapper
V86PS_UMB       equ     0001000000000000b       ; Page contains imported UMB
                                                ;  (Note that V86PS_XMS is not
                                                ;   necessarily set)

;
; BITS of ECX flags for V86MMGR_Allocate_V86_Pages
;
AV86PLocked			EQU	00000000000000000000000000000001B
AV86PLockedBit			EQU	0	; VM memory is to be
						;   ALWAYS LOCKED regardless of
						;   pager type or whether VM
						;   is suspended.
;
; BITS of ECX flags for V86MMGR_Set_EMS_XMS_Limits
;
; NOTE: If neither Limit_DisableHMA or Limit_EnableHMA is set, the HMA
;	state is not altered.
;
EMS_XMS_Limit_DisableHMA	EQU	00000000000000000000000000000001B
EMS_XMS_Limit_DisableHMABit	EQU	0
EMS_XMS_Limit_EnableHMA 	EQU	00000000000000000000000000000010B
EMS_XMS_Limit_EnableHMABit	EQU	1
EMS_XMS_Limit_XMS_Is_Locked	EQU	00000000000000000000000000000100B
EMS_XMS_Limit_XMS_Is_LockedBit	EQU	2
EMS_XMS_Limit_EMS_Is_Locked	EQU	00000000000000000000000000001000B
EMS_XMS_Limit_EMS_Is_LockedBit	EQU	3



;
;   API mapper equates and macros
;

Xlat_Exec_Int	    EQU     000h
Xlat_Fixed_Len	    EQU     001h
Xlat_Var_Len	    EQU     002h
Xlat_Calc_Len	    EQU     003h
Xlat_ASCIIZ	    EQU     004h
Xlat_Jmp_To_Proc    EQU     005h
Xlat_Return_Ptr     EQU     006h
Xlat_Return_Seg     EQU     007h
Xlat_ASCIIZ_InOut   EQU     008h


Xlat_API_Exec_Int MACRO Int_Number
	db	Xlat_Exec_Int
	db	Int_Number
	ENDM

Xlat_API_Fixed_Len MACRO Ptr_Seg, Ptr_Off, Length
	db	Xlat_Fixed_Len
	dw	Length
	dw	(Client_&Ptr_Seg*100h)+Client_&Ptr_Off
	ENDM

Xlat_API_Var_Len MACRO Ptr_Seg, Ptr_Off, Len_Reg
	db	Xlat_Var_Len
	db	Client_&Len_Reg
	dw	(Client_&Ptr_Seg*100h)+Client_&Ptr_Off
	ENDM

Xlat_API_Calc_Len MACRO Ptr_Seg, Ptr_Off, Calc_Proc_Addr
	db	Xlat_Calc_Len
	dd	OFFSET32 Calc_Proc_Addr
	dw	(Client_&Ptr_Seg*100h)+Client_&Ptr_Off
	ENDM

Xlat_API_ASCIIZ  MACRO Ptr_Seg, Ptr_Off
	db	Xlat_ASCIIZ
	dw	(Client_&Ptr_Seg*100h)+Client_&Ptr_Off
	ENDM

Xlat_API_ASCIIZ_InOut  MACRO Ptr_Seg, Ptr_Off
	db	Xlat_ASCIIZ_InOut
	dw	(Client_&Ptr_Seg*100h)+Client_&Ptr_Off
	ENDM

Xlat_API_Jmp_To_Proc MACRO Proc_Name
	db	Xlat_Jmp_To_Proc
	dd	OFFSET32 Proc_Name
	ENDM


Xlat_API_Return_Ptr MACRO Ptr_Seg, Ptr_Off
	db	Xlat_Return_Ptr
	dw	(Client_&Ptr_Seg*100h)+Client_&Ptr_Off
	ENDM

Xlat_API_Return_Seg MACRO Ptr_Seg
	db	Xlat_Return_Seg
	db	Client_&Ptr_Seg
	ENDM

;
; The V86MMGR does W386_Device_Broadcast call outs. The 'subfunction' number
; for these call outs is contained in the CX register. These are the equates
; for the subfunction numbers.
;
V86CallOut_LclA20forGlblHMA	equ	0	; Should A20 state be local
						;   even if HMA is GLOBAL?