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/* visorchipset.h
*
* Copyright (C) 2010 - 2013 UNISYS CORPORATION
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for more
* details.
*/
#ifndef __VISORCHIPSET_H__
#define __VISORCHIPSET_H__
#include <linux/uuid.h>
#include "controlvmchannel.h"
#include "vbusdeviceinfo.h"
#include "vbushelper.h"
/* These functions will be called from within visorchipset when certain
* events happen. (The implementation of these functions is outside of
* visorchipset.)
*/
struct visorchipset_busdev_notifiers {
void (*bus_create)(struct visor_device *bus_info);
void (*bus_destroy)(struct visor_device *bus_info);
void (*device_create)(struct visor_device *bus_info);
void (*device_destroy)(struct visor_device *bus_info);
void (*device_pause)(struct visor_device *bus_info);
void (*device_resume)(struct visor_device *bus_info);
};
/* These functions live inside visorchipset, and will be called to indicate
* responses to specific events (by code outside of visorchipset).
* For now, the value for each response is simply either:
* 0 = it worked
* -1 = it failed
*/
struct visorchipset_busdev_responders {
void (*bus_create)(struct visor_device *p, int response);
void (*bus_destroy)(struct visor_device *p, int response);
void (*device_create)(struct visor_device *p, int response);
void (*device_destroy)(struct visor_device *p, int response);
void (*device_pause)(struct visor_device *p, int response);
void (*device_resume)(struct visor_device *p, int response);
};
/** Register functions (in the bus driver) to get called by visorchipset
* whenever a bus or device appears for which this guest is to be the
* client for. visorchipset will fill in <responders>, to indicate
* functions the bus driver should call to indicate message responses.
*/
void
visorchipset_register_busdev(
struct visorchipset_busdev_notifiers *notifiers,
struct visorchipset_busdev_responders *responders,
struct ultra_vbus_deviceinfo *driver_info);
/* visorbus init and exit functions */
int visorbus_init(void);
void visorbus_exit(void);
#endif
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