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; Include file - OSPACK.INC
; Epoc/Os Sibo packs include file.
; Copyright (c) Psion PLC 1989-90.
;
;  VER    DATE    BY  DESCRIPTION
; ----- -------- ---- -----------
; 2.00F 30/09/90 CJ   Final release
; 2.50A 24/01/93 NSM  Changed to support S3B/C
;
DoorOpen	equ	001h
DoorClosed	equ	000h
;
; ASIC4 STRUCTURES AND REGISTER BITS
; ==================================
;
ASIC5TYPE		equ	0
ASIC4TYPE		equ	1
;
ASIC4R	struc
A4Data		db	 ?
A4Portb		db	 ?
A4IncAddress	db	 ?
A4Address	db	 ?
A4Dum4		db	 ?
A4Dum5		db	 ?
A4Dum6		db	 ?
A4Control	db	 ?
ASIC4R	ends
;
A4PortbMode	equ	A4IncAddress
A4InfoR		equ	A4Portb
A4CsSetupW	equ	A4Portb
A4XInfo record A4MXPeriph:1,A4MXType:1,A4MXDevices:1,A4MXBlocks:1, \
	       A4MXCheat:1,A4MXExtra:2,A4MXLowBat:1
;
A4SpecialMode	equ	2
A4NormalMode	equ	0
;
A4LBO		equ	080h		; Enable low battery check
SetVppOn	equ	010h		; Enable VPP bit in A4CONTROL
SetVppOff	equ	000h		; Disable VPP
VppOnDelay	equ	5		; i.e. 5ms.
BatteryDelay	equ	1		; 1 ms
;
; INTEL FLASH EPROM COMMANDS
; ==========================
;
ReadCmd		equ	0		; Set into read mode when VPP is on
EraseCmd	equ	020h		; Start erase cycle
EraseVerifyCmd	equ	0a0h		; Erase verify byte
ProgramCmd	equ	040h		; Start program cycle
ProgramVerifyCmd equ	0c0h		; Program verify byte
MaxProgramPulses equ	25		; Number of programs per byte
MaxErasePulses	equ	1000		; Number of erase cycles
EraseDelay	equ	10		; Erase program delay 10mS
;
; INTEL TYPE2 FLASH EPROM COMMANDS
; ================================
;
Type2ReadCmd		equ	0FFh	; Read byte with VPP on
Type2EraseCmd		equ	0D0h	; Start erase cycle
Type2EraseSetup		equ	020h	; Erase verify byte
Type2ProgramCmd		equ	040h	; Start program cycle
Type2ClearStatus	equ	050h	; Clear status byte
Type2ReadStatus		equ	070h	; Read status byte
Type2MaxProgramPulses 	equ	1	; Number of programs per byte
Type2ProgramTimeout	equ	150	; 150 frames at 3.2 us is >450 us.
Type2EraseTimeout	equ	321	; 320 ticks is 10 seconds.
;	Status Register Format
Type2StatusBusy		equ	80h
Type2EraseSuspended	equ	40h
Type2EraseSuccess	equ	20h
Type2WriteSuccess	equ	10h
Type2VPPFail		equ	08h
;
if	HandHeld
  if	Corporate or S3c
Max01Units      equ     2
  else
Max01Units      equ     3
  endif
else
Max01Units      equ     4
endif
;
; DATA STRUCTURES
; ===============
;
InfoRec record PackType:3,NumberOfChips:2,BlocksPerChip:3
;
TypeRam			equ	0
TypeIntelFlash		equ	1
Type2IntelFlash		equ	2
TypeUnknown		equ	3
TypeRom			equ	6
TypeWriteProtected	equ	7
;
UnitShiftNumber		equ	4 ; 2^UnitShift must equal size of UnitInfo
;
UnitInfo struc			; This must be an whole power of 2
UnitStatus		db	?
UnitType		db	?
UnitDevices		db	?
UnitAsicType		db	?
UnitChanged		db	?
UnitReadCmd		db	?
UnitTotalSectors	dw	?
UnitMask		dw	?
UnitSectorsPerDevice	dw	?
UnitSpare		db	?
UnitShift		db	?
UnitDoReadCmd		dw	?
UnitInfo ends
;
UnitBufferInBxFromBl macro
	xor	bh, bh
	rept	UnitShiftNumber
	shl	bx, 1
	endm
	add	bx, offset OsDataGroup:OsUnitInfoBuffer
	endm
;
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