mac-rom/DeclData/DeclNet/ENETEqu.a

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;
; File: ENETEqu.a
;
; Contains: Equates for the Ethernet driver
;
; Written by: Sean Findley (Version 1.1a1)
;
; Copyright: <09> 1990, 1992 by Apple Computer, Inc., all rights reserved.
;
; This file is used in these builds: Mac32
;
; Change History (most recent first):
;
; <SM2> 10/26/92 mal Updated SNMP control codes.
; <1> 10/6/92 GDW New location for ROMLink tool.
; <2> 3/26/92 FM Rolled into reality
; <2> 1/9/91 JK Cleaned up to simplify N&C support.
; <1> 12/14/90 JK Added to build
;
; To Do:
;
IF (&TYPE('MHdrSize') = 'UNDEFINED') THEN
INCLUDE '802Equ.a' ; IEEE equates
ENDIF
; 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
EOpenSAP EQU 244 ; Open an 802.2 SAP
ECloseSAP EQU 243 ; Close an 802.2 SAP
ELapGetLinkStatus EQU 242 ; Get interface statistics, RFC 1213
EGetDot3CollStats EQU 241 ; Get 802.3 collision statistics, RFC 1284
EGetDot3Statistics EQU 240 ; Get 802.3 statistics, RFC 1284
ESetDot3Entry EQU 239 ; Set 802.3 status & control information
EGetDot3Entry EQU 238 ; Get 802.3 status & control information
FirstENET EQU EGetDot3Entry ; 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