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88 lines
2.4 KiB
Plaintext
88 lines
2.4 KiB
Plaintext
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; File: ENetEqu.a
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;
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; Contains: xxx put contents here xxx
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;
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; Written by: xxx put writers here xxx
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;
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; Copyright: © 1991 by Apple Computer, Inc., all rights reserved.
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;
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; Change History (most recent first):
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;
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; <3> 8/15/91 MH Add conditional assembly wrapper
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; <2> 1/30/91 gbm sab, #38: Change the ‘already including this file’ variable to
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; all uppercase (for security reasons)
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;
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; To Do:
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;
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;
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; File: ENETEqu.a - equates for the Ethernet driver
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;
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; Version 1.1a1
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;
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; Copyright 1987 Apple Computer, Inc. All Rights Reserved
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;
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; Control codes.
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IF &TYPE('__INCLUDINGENETEQU__') = 'UNDEFINED' THEN
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__INCLUDINGENETEQU__ SET 1
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ENetSetGeneral EQU 253 ; Set "general" mode
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ENetGetInfo EQU 252 ; Get info
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ENetRdCancel EQU 251 ; Cancel read
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ENetRead EQU 250 ; Read
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ENetWrite EQU 249 ; Write
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ENetDetachPH EQU 248 ; Detach protocol handler
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ENetAttachPH EQU 247 ; Attach protocol handler
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ENetAddMulti EQU 246 ; Add a multicast address
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ENetDelMulti EQU 245 ; Delete a multicast address
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FirstENET EQU ENetDelMulti ; First ENET command
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LastENET EQU ENetSetGeneral ; Last ENET command
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; ENET queue element standard structure: arguments passed in the CSParam area
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EProtType EQU $1C ; Offset to protocol type code {csParam}
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EMultiAddr EQU $1C ; Multicast address (EAddMulti,EDelMulti) {csParam}
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EHandler EQU EProtType+2 ; Offset to protocol handler
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EWDSPointer EQU EHandler ; WDS pointer (EWrite)
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EBuffPtr EQU EHandler ; Buffer pointer (ERead,EGetInfo)
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EKillQEl EQU EHandler ; QEl pointer (ERdCancel)
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EBuffSize EQU EBuffPtr+4 ; Buffer size (ERead,EGetInfo)
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EDataSize EQU EBuffSize+2 ; Actual data size (Eread)
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;---------------------------------------
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; Ethernet packet header
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;---------------------------------------
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EDestAddr EQU 0 ; Offset to destination address
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ESrcAddr EQU 6 ; Offset to source address
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EType EQU 12 ; Offset to data link type
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EHdrSize EQU 14 ; Ethernet header size
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EMinDataSz EQU 46 ; Minimum data size
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EMaxDataSz EQU 1500 ; Maximum data size
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EAddrSz EQU 6 ; Size of an ethernet node address
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;
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; Errors and misc.
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;
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eLenErr EQU -92 ; Length error ddpLenErr
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eMultiErr EQU -91 ; Multicast address error ddpSktErr
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EAddrRType EQU 'eadr' ; Alternate address resource type
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;
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; Link specific 'atlk' AGetInfo call
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;
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ESpeed EQU 10000000 ; Link speed in bits/sec
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ENDIF ; ...already included
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