Release 4.12 include/xen/interface/io/xenbus.h

/*****************************************************************************
 * xenbus.h
 *
 * Xenbus protocol details.
 *
 * Copyright (C) 2005 XenSource Ltd.
 */

#ifndef _XEN_PUBLIC_IO_XENBUS_H

#define _XEN_PUBLIC_IO_XENBUS_H

/* The state of either end of the Xenbus, i.e. the current communication
   status of initialisation across the bus.  States here imply nothing about
   the state of the connection between the driver and the kernel's device
   layers.  */

enum xenbus_state
{
	
XenbusStateUnknown      = 0,
	
XenbusStateInitialising = 1,
	
XenbusStateInitWait     = 2,  /* Finished early
                                         initialisation, but waiting
                                         for information from the peer
                                         or hotplug scripts. */
	
XenbusStateInitialised  = 3,  /* Initialised and waiting for a
                                         connection from the peer. */
	
XenbusStateConnected    = 4,
	
XenbusStateClosing      = 5,  /* The device is being closed
                                         due to an error or an unplug
                                         event. */
	
XenbusStateClosed       = 6,

	/*
        * Reconfiguring: The device is being reconfigured.
        */
	
XenbusStateReconfiguring = 7,

	
XenbusStateReconfigured  = 8
};

#endif /* _XEN_PUBLIC_IO_XENBUS_H */

/*
 * Local variables:
 *  c-file-style: "linux"
 *  indent-tabs-mode: t
 *  c-indent-level: 8
 *  c-basic-offset: 8
 *  tab-width: 8
 * End:
 */
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Jeremy Fitzhardinge
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Directory: include/xen/interface/io

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