FreeBSD/Linux Kernel Cross Reference
sys/xen/xenbus/xenbus_if.m

     #-
     # Copyright (c) 2008 Doug Rabson
     # All rights reserved.
     #
     # Redistribution and use in source and binary forms, with or without
     # modification, are permitted provided that the following conditions
     # are met:
     # 1. Redistributions of source code must retain the above copyright
     #    notice, this list of conditions and the following disclaimer.
    # 2. Redistributions in binary form must reproduce the above copyright
    #    notice, this list of conditions and the following disclaimer in the
    #    documentation and/or other materials provided with the distribution.
    #
    # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
    # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
    # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    # SUCH DAMAGE.
    #
    # $FreeBSD$
    #
    
    #include <sys/bus.h>
    
    #include <machine/atomic.h>
    
    #include <xen/xen-os.h>
    #include <xen/evtchn.h>
    #include <xen/xenbus/xenbusvar.h>
    
    INTERFACE xenbus;
    
    /**
     * \brief Callback triggered when the state of the otherend
     *        of a split device changes.
     *
     * \param _dev       NewBus device_t for this XenBus device whose otherend's
     *                   state has changed..
     * \param _newstate  The new state of the otherend device.
     */
    METHOD void otherend_changed {
            device_t _dev;
            enum xenbus_state _newstate;
    };
    
    /**
     * \brief Callback triggered when the XenStore tree of the local end
     *        of a split device changes.
     *
     * \param _dev   NewBus device_t for this XenBus device whose otherend's
     *               state has changed..
     * \param _path  The tree relative sub-path to the modified node.  The empty
     *               string indicates the root of the tree was destroyed.
     */
    METHOD void localend_changed {
            device_t _dev;
            const char * _path;
    } DEFAULT xenbus_localend_changed;

Cache object: 11fb31ee9861a7721f64c5e5a3f610f3