90 lines
2.8 KiB
C
90 lines
2.8 KiB
C
/* $NetBSD: hpibvar.h,v 1.4 1994/10/26 07:24:19 cgd Exp $ */
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/*
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* Copyright (c) 1982, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)hpibvar.h 8.1 (Berkeley) 6/10/93
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*/
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#define HPIB_IPL(x) ((((x) >> 4) & 0x3) + 3)
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#define HPIBA 32
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#define HPIBB 1
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#define HPIBC 8
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#define HPIBA_BA 21
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#define HPIBC_BA 30
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#define HPIBA_IPL 3
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#define CSA_BA 0x1F
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#define IDS_WDMA 0x04
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#define IDS_WRITE 0x08
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#define IDS_IR 0x40
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#define IDS_IE 0x80
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#define IDS_DMA(x) (1 << (x))
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#define C_DCL 0x14
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#define C_LAG 0x20
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#define C_UNL 0x3f
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#define C_TAG 0x40
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#define C_UNA 0x5e
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#define C_UNT 0x5f
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#define C_SCG 0x60
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struct hpib_softc {
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struct hp_ctlr *sc_hc;
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int sc_flags;
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struct devqueue sc_dq;
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struct devqueue sc_sq;
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int sc_ba;
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int sc_type;
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char *sc_addr;
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int sc_count;
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int sc_curcnt;
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};
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/* sc_flags */
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#define HPIBF_IO 0x1
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#define HPIBF_DONE 0x2
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#define HPIBF_PPOLL 0x4
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#define HPIBF_READ 0x8
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#define HPIBF_DMA16 0x8000
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#ifdef KERNEL
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extern struct hpib_softc hpib_softc[];
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extern caddr_t internalhpib;
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extern int hpibtimeout;
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extern int hpibdmathresh;
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void fhpibppwatch __P((void *arg));
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void nhpibppwatch __P((void *arg));
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#endif
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