61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/* $NetBSD: pcppivar.h,v 1.7 2005/12/11 12:22:03 christos Exp $ */
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/*
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* Copyright (c) 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#ifndef _PCPPIVAR_H_
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#define _PCPPIVAR_H_
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typedef void *pcppi_tag_t;
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struct pcppi_attach_args {
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pcppi_tag_t pa_cookie;
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};
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struct pcppi_softc {
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struct device sc_dv;
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bus_space_tag_t sc_iot;
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bus_space_handle_t sc_ppi_ioh;
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struct attimer_softc *sc_timer;
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struct callout sc_bell_ch;
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int sc_bellactive, sc_bellpitch;
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int sc_slp;
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int sc_timeout;
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};
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void pcppi_attach(struct pcppi_softc *);
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#define PCPPI_BELL_SLEEP 0x01 /* synchronous; sleep for complete */
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#define PCPPI_BELL_POLL 0x02 /* synchronous; poll for complete */
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void pcppi_bell(pcppi_tag_t, int, int, int);
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#endif /* ! _PCPPIVAR_H_ */
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