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77 lines
2.5 KiB
77 lines
2.5 KiB
20 years ago
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/*
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*
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Copyright (c) Eicon Networks, 2002.
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*
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This source file is supplied for the use with
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Eicon Networks range of DIVA Server Adapters.
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*
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Eicon File Revision : 2.1
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*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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*
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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*
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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struct pr_ram {
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word NextReq; /* pointer to next Req Buffer */
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word NextRc; /* pointer to next Rc Buffer */
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word NextInd; /* pointer to next Ind Buffer */
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byte ReqInput; /* number of Req Buffers sent */
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byte ReqOutput; /* number of Req Buffers returned */
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byte ReqReserved; /* number of Req Buffers reserved */
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byte Int; /* ISDN-P interrupt */
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byte XLock; /* Lock field for arbitration */
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byte RcOutput; /* number of Rc buffers received */
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byte IndOutput; /* number of Ind buffers received */
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byte IMask; /* Interrupt Mask Flag */
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byte Reserved1[2]; /* reserved field, do not use */
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byte ReadyInt; /* request field for ready interrupt */
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byte Reserved2[12]; /* reserved field, do not use */
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byte InterfaceType; /* interface type 1=16K interface */
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word Signature; /* ISDN-P initialized indication */
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byte B[1]; /* buffer space for Req,Ind and Rc */
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};
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typedef struct {
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word next;
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byte Req;
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byte ReqId;
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byte ReqCh;
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byte Reserved1;
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word Reference;
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byte Reserved[8];
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PBUFFER XBuffer;
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} REQ;
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typedef struct {
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word next;
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byte Rc;
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byte RcId;
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byte RcCh;
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byte Reserved1;
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word Reference;
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byte Reserved2[8];
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} RC;
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typedef struct {
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word next;
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byte Ind;
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byte IndId;
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byte IndCh;
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byte MInd;
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word MLength;
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word Reference;
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byte RNR;
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byte Reserved;
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dword Ack;
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PBUFFER RBuffer;
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} IND;
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