;
;	File:		ENETequ.a
;
;	Contains:	xxx put contents here (or delete the whole line) xxx
;
;	Written by:	xxx put name of writer here (or delete the whole line) xxx
;
;	Copyright:	© 1987-1991 by Apple Computer, Inc., all rights reserved.
;
;	Change History (most recent first):
;
;		 <1>	10/14/91	JSM		first checked in
;	   <1.2>	11/16/89	WTO		Added support for VM deferrals.
;	   <1.1>	  9/8/89	jhl		Phase 2 AppleTalk with final mods and VM rolled in.
;	   <1.0>	 6/14/89	WTO		Adding AppleTalk 2.0 for first time.
;
;

;EASE$$$ READ ONLY COPY of file ÒENETequ.aÓ
; 1.2	WTO 11/16/1989 Added support for VM deferrals.
; 1.1	jhl 09/08/1989 Phase 2 AppleTalk with final mods and VM rolled in.
; 1.0	WTO 06/14/1989 Adding AppleTalk 2.0 for first time.
; END EASE MODIFICATION HISTORY 
	IF (&TYPE('MHdrSize') = 'UNDEFINED') THEN
			INCLUDE		'802Equ.a'						; IEEE equates
	ENDIF

;
; File: ENETEqu.a - equates for the Ethernet driver
;
; Version 1.1a1
;
; Copyright 1987 Apple Computer, Inc. All Rights Reserved
;

; Control codes.

ESetGeneral EQU	253				; Set "general" mode
EGetInfo	EQU	252				; Get info
ERdCancel	EQU	251				; Cancel read
ERead		EQU	250				; Read
EWrite		EQU	249				; Write
EDetachPH	EQU	248				; Detach protocol handler
EAttachPH	EQU	247				; Attach protocol handler
EAddMulti	EQU	246				; Add a multicast address
EDelMulti	EQU	245				; Delete a multicast address

FirstENET	EQU	EDelMulti		; First ENET command
LastENET	EQU	ESetGeneral		; Last ENET command

; ENET queue element standard structure:  arguments passed in the CSParam area

EProtType	EQU	CSParam			; Offset to protocol type code
EMultiAddr	EQU	CSParam			; Multicast address (EAddMulti,EDelMulti)

EHandler	EQU	EProtType+2		; Offset to protocol handler
EWDSPointer	EQU	EHandler		; WDS pointer (EWrite)
EBuffPtr	EQU	EHandler		; Buffer pointer (ERead,EGetInfo)
EKillQEl	EQU	EHandler		; QEl pointer (ERdCancel)

EBuffSize	EQU	EBuffPtr+4		; Buffer size (ERead,EGetInfo)
EDataSize	EQU	EBuffSize+2		; Actual data size (Eread)


;---------------------------------------
; Ethernet packet header
;---------------------------------------

EDestAddr	EQU	0				; Offset to destination address
ESrcAddr	EQU	6				; Offset to source address
EType		EQU	12				; Offset to data link type
EHdrSize	EQU	14				; Ethernet header size

EMinDataSz	EQU	46				; Minimum data size
EMaxDataSz	EQU	1500			; Maximum data size
EAddrSz		EQU	6				; Size of an ethernet node address
MAddrSz		EQU	8				; Size of an ethernet multicast address (?)

; These are defined in 802Equ.a
;
ETHdrSize	EQU	MHdrSize+LHdrSize+SHdrSize

;
; Errors and misc.
;

eLenErr		EQU	ddpLenErr		; Length error
eMultiErr	EQU	ddpSktErr		; Multicast address error

EAddrRType	EQU	'eadr'			; Alternate address resource type

;
; Link specific 'atlk' AGetInfo call
;
ESpeed		EQU	10000000		; Link speed in bits/sec