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/******************************************************************************
* evtchn-pci.h
* module driver support in unmodified Linux
* Copyright (C) 2004, Intel Corporation. <xiaofeng.ling@intel.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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_SUPPORT_H
#define __XEN_SUPPORT_H
#include <linux/version.h>
#include <linux/interrupt.h>
#include <xen/interface/hvm/params.h>
static inline int set_callback_via(uint64_t via)
{
struct xen_hvm_param a;
a.domid = DOMID_SELF;
a.index = HVM_PARAM_CALLBACK_IRQ;
a.value = via;
return HYPERVISOR_hvm_op(HVMOP_set_param, &a);
}
unsigned long alloc_xen_mmio(unsigned long len);
int gnttab_init(void);
void setup_xen_features(void);
irqreturn_t evtchn_interrupt(int irq, void *dev_id, struct pt_regs *regs);
#endif
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