184 lines
5.2 KiB
C
184 lines
5.2 KiB
C
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#ifndef __SSB_H_LOADED
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#define __SSB_H_LOADED
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/*****************************************************************************
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Copyright <EFBFBD> 1993, 1994 Digital Equipment Corporation,
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Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted, provided
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that the copyright notice and this permission notice appear in all copies
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of software and supporting documentation, and that the name of Digital not
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be used in advertising or publicity pertaining to distribution of the software
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without specific, written prior permission. Digital grants this permission
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provided that you prominently mark, as not part of the original, any
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modifications made to this software or documentation.
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Digital Equipment Corporation disclaims all warranties and/or guarantees
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with regard to this software, including all implied warranties of fitness for
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a particular purpose and merchantability, and makes no representations
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regarding the use of, or the results of the use of, the software and
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documentation in terms of correctness, accuracy, reliability, currentness or
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otherwise; and you rely on the software, documentation and results solely at
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your own risk.
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******************************************************************************/
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/*
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* $Id: ssb.h,v 1.1.1.1 1997/10/30 23:27:17 verghese Exp $;
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*/
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/*
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* $Log: ssb.h,v $
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* Revision 1.1.1.1 1997/10/30 23:27:17 verghese
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* current 10/29/97
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*
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* Revision 1.3 1994/08/05 20:13:47 fdh
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* Updated Copyright header and RCS $Id: identifier.
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*
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* Revision 1.2 1994/06/20 14:18:59 fdh
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* Fixup header file preprocessor #include conditionals.
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*
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* Revision 1.1 1993/06/08 19:56:16 fdh
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* Initial revision
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*
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*/
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/* ssbinit */
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/* Set up SSB definitions */
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/* Last modified on 1/3/91 by L. Stewart */
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#define SSB_stcreset1 0x0800 /* CR_DIR */
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#define SSB_stcreset2 0x3820 /* CR_CABEN | CR_AUTO | CR_DIR */
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/* | CR_FIFOMR */
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#define SSB_TagCable 0
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#define SSB_TagSlot 3
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#define SSB_TagTVA 2
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#define SSB_TagRFA 1
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#define SSB_TagORF 5
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#define SSB_TagStartTV 4
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#define SSB_TagTVStat 6
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#define SSB_TagLocalStat 7
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#define SSB_AdrLocalStat 0x4000
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#define SSB_AdrSRA 0x8000
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#define SSB_AdrSRB 0x8001
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#define SSB_LCRenable 0x1
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#define SSB_LCRclrstat 0x2
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#define SSB_LCRfifomr 0x4
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#define SSB_LCRreset 0x8
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#define SSB_LCRled 0x10
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#define SSB_LSTfifoff 0x100
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#define SSB_LSTfifohf 0x200
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#define SSB_LSTfifoef 0x400
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#define SSB_LSTinst 0x800
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#define SSB_LSTid 0x1000
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#define SSB_LSTotherinst 0x2000
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#define SSB_LSTcnfg0 0x4000
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#define SSB_LSTcnfg1 0x8000
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#define SSB_LSTnode 0xf000
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#define SSB_CRrParityS 0x01
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#define SSB_CRdataWP 0x02
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#define SSB_CRadrWP 0x04
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#define SSB_CRerrEnable 0x08
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#define SSB_CRreset 0x10
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#define SSB_CRdoConfig 0x20
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#define SSB_CRnodeClock 0x40
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#define SSB_SRAshared 0x00000080
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#define SSB_SRAdirty 0x00100000
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#define SSB_SRAnType 0x80000000
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#define SSB_PSRinst 0x001
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#define SSB_PSRmerror 0x002
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#define SSB_PSRreset 0x004
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#define SSB_PSRerror 0x008
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#define SSB_PSRserror 0x010
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#define SSB_PSRisr 0x7e0
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struct SSB_lsrtype {
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unsigned sequence : 8;
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unsigned slot : 8;
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unsigned mix : 4;
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unsigned inst : 1;
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unsigned ef : 1;
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unsigned hf : 1;
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unsigned ff : 1;
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unsigned crpad : 3;
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unsigned crled : 1;
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unsigned crreset : 1;
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unsigned crfifomr : 1;
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unsigned crclrstat : 1;
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unsigned crenable : 1;
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};
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struct SSB_pstattype {
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unsigned pad : 21;
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unsigned isr : 6;
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unsigned serror : 1;
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unsigned error : 1;
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unsigned reset : 1;
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unsigned merror : 1;
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unsigned inst : 1;
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};
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struct SSB_sratype {
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unsigned nodeType : 1;
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unsigned p0stat: 11;
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unsigned dirty : 1;
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unsigned p1stat : 11;
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unsigned shared : 1;
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unsigned cr : 7;
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};
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struct SSB_srbtype {
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unsigned p1count : 8;
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unsigned p0count : 8;
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unsigned arbcount : 16;
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};
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extern int ssb_sequence;
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extern int ssb_localcr;
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extern int ssb_maincr;
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extern int ssb_port;
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extern int ssb_node;
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extern int ssb_config1;
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extern int ssb_config0;
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extern int ssb_lastsra;
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extern int ssb_lastsrb;
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extern int ssb_lastlsr;
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extern int ssb_lastieecc;
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extern struct SSB_lsrtype ssb_lsr;
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extern int ssb_mix;
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extern struct SSB_sratype ssb_sra;
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extern struct SSB_srbtype ssb_srb;
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extern int ssb_resid;
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extern struct SSB_pstattype ssb_portstatus;
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/* ssb routines */
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#define SSB_CR SSB_stcreset2
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#define SSBCH 1020
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#define SSB_CABLE(x) (wfifo(x, SSB_TagCable))
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#define SSB_LDSLOT(x) (wfifo(x, SSB_TagSlot))
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#define SSB_LDTVA(x, w) (wfifo((x) | ((w) ? 0x80000000 : 0), SSB_TagTVA))
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#define SSB_LDRFA(a, c) (wfifo(((255 - c) << 16) + a, SSB_TagRFA))
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#define SSB_LDORF(x) (wfifo(x, SSB_TagORF))
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#define SSB_STARTTV(a, c, w) (wfifo(( (w << 15) | ((255 - c) << 16) | a), SSB_TagStartTV ))
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#define SSB_TVSTAT(x) (wfifo(x, SSB_TagTVStat))
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#define SSB_LOCALSTAT(x) (wfifo(x, SSB_TagLocalStat))
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#define SSB_CFF() ( STC_SETCR(tvp->crmask & ~STC_CRFIFOMR), \
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STC_SETCR(tvp->crmask | STC_CRFIFOMR) )
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#endif /* __SSB_H_LOADED */
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