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/******************************************************************************
* mem_event.h
*
* Memory event common structures.
*
* Copyright (c) 2009 by Citrix Systems, Inc. (Patrick Colp)
*
* 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. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _XEN_PUBLIC_MEM_EVENT_H
#define _XEN_PUBLIC_MEM_EVENT_H
#include "xen.h"
#include "io/ring.h"
/* Memory event notification modes */
#define MEM_EVENT_MODE_ASYNC 0
#define MEM_EVENT_MODE_SYNC (1 << 0)
#define MEM_EVENT_MODE_SYNC_ALL (1 << 1)
/* Memory event flags */
#define MEM_EVENT_FLAG_VCPU_PAUSED (1 << 0)
#define MEM_EVENT_FLAG_DOM_PAUSED (1 << 1)
#define MEM_EVENT_FLAG_OUT_OF_MEM (1 << 2)
typedef struct mem_event_shared_page {
int port;
} mem_event_shared_page_t;
typedef struct mem_event_st {
unsigned long gfn;
unsigned long offset;
unsigned long p2mt;
int vcpu_id;
uint64_t flags;
} mem_event_request_t, mem_event_response_t;
DEFINE_RING_TYPES(mem_event, mem_event_request_t, mem_event_response_t);
#endif
/*
* Local variables:
* mode: C
* c-set-style: "BSD"
* c-basic-offset: 4
* tab-width: 4
* indent-tabs-mode: nil
* End:
*/
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