hpetvar.h

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    1 /* $NetBSD: hpetvar.h,v 1.7 2020/05/08 22:01:54 ad Exp $ */
    2 
    3 /*
    4  * Copyright (c) 2006 Nicolas Joly
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  * 3. The name of the author may not be used to endorse or promote products
   16  *    derived from this software without specific prior written permission.
   17  *
   18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS
   19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   28  * POSSIBILITY OF SUCH DAMAGE.
   29  */
   30 
   31 #ifndef _DEV_IC_HPETVAR_H_
   32 #define _DEV_IC_HPETVAR_H_
   33 
   34 #include <sys/timetc.h>
   35 
   36 struct hpet_softc {
   37         bus_size_t              sc_mems;
   38         bus_space_tag_t         sc_memt;
   39         bus_space_handle_t      sc_memh;
   40 
   41         bool                    sc_mapped;
   42         uint32_t                sc_config;
   43         int32_t                 sc_period;
   44         int64_t                 sc_adj;
   45         struct                  timecounter sc_tc;
   46 };
   47 
   48 void    hpet_attach_subr(device_t);
   49 int     hpet_detach(device_t, int flags);
   50 void    hpet_delay(unsigned int);
   51 bool    hpet_delay_p(void);
   52 uint64_t hpet_tsc_freq(void);
   53 
   54 #endif /* _DEV_IC_HPETVAR_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/ic/hpetvar.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/hpetvar.h