The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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

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    1 /* $NetBSD: upcvar.h,v 1.3 2005/02/27 00:27:03 perry Exp $ */
    2 /*-
    3  * Copyright (c) 2000, 2003 Ben Harris
    4  * All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. The name of the author may not be used to endorse or promote products
   15  *    derived from this software without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  */
   28 
   29 #ifndef __UPCVAR_H
   30 #define __UPCVAR_H
   31 
   32 #include <machine/bus.h>
   33 
   34 struct upc_irqhandle {
   35         int     (*uih_func)(void *);
   36         void    *uih_arg;
   37         int     uih_level;
   38 };
   39 
   40 struct upc_softc {
   41         struct device           sc_dev;
   42         /* These fields are filled in by the bus attachment. */
   43         bus_space_tag_t         sc_iot;
   44         bus_space_handle_t      sc_ioh;
   45         /*
   46          * These fields are filled in by upc_attach().  The bus attachment
   47          * for upc is expected to establish them according to the way the
   48          * chip is wired.
   49          */
   50         struct upc_irqhandle    sc_irq3;
   51         struct upc_irqhandle    sc_irq4;
   52         struct upc_irqhandle    sc_pintr;
   53         struct upc_irqhandle    sc_fintr;
   54         struct upc_irqhandle    sc_wintr;
   55 };
   56 
   57 extern void upc_attach(struct upc_softc *);
   58 extern int upc1_read_config(struct upc_softc *, int);
   59 extern void upc1_write_config(struct upc_softc *, int, int);
   60 extern int upc2_read_config(struct upc_softc *, int);
   61 extern void upc2_write_config(struct upc_softc *, int, int);
   62 
   63 /* This is the structure passed to children of upc. */
   64 struct upc_attach_args {
   65         char const              *ua_devtype;
   66         int                     ua_offset;
   67         bus_space_tag_t         ua_iot;
   68         bus_space_handle_t      ua_ioh;
   69         bus_space_handle_t      ua_ioh2; /* for wdc */
   70         struct upc_irqhandle    *ua_irqhandle;
   71 };
   72 
   73 extern void upc_intr_establish(struct upc_irqhandle *, int, int (*)(void *),
   74                                void *arg);
   75 
   76 #endif

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