swh:1:snp:3c665ee4f67729f27f2e40193ab88e7298cf0fef
Tip revision: 0b07194bb55ed836c2cc7c22e866b87a14681984 authored by Linus Torvalds on 29 October 2017, 20:58:38 UTC
Linux 4.14-rc7
Linux 4.14-rc7
Tip revision: 0b07194
hypercall.h
/******************************************************************************
* hypercall.h
*
* Linux-specific hypervisor handling.
*
* Stefano Stabellini <stefano.stabellini@eu.citrix.com>, Citrix, 2012
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation; or, when distributed
* separately from the Linux kernel or incorporated into other
* software packages, subject to the following license:
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this source file (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy, modify,
* merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef _ASM_ARM_XEN_HYPERCALL_H
#define _ASM_ARM_XEN_HYPERCALL_H
#include <linux/bug.h>
#include <xen/interface/xen.h>
#include <xen/interface/sched.h>
#include <xen/interface/platform.h>
struct xen_dm_op_buf;
long privcmd_call(unsigned call, unsigned long a1,
unsigned long a2, unsigned long a3,
unsigned long a4, unsigned long a5);
int HYPERVISOR_xen_version(int cmd, void *arg);
int HYPERVISOR_console_io(int cmd, int count, char *str);
int HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count);
int HYPERVISOR_sched_op(int cmd, void *arg);
int HYPERVISOR_event_channel_op(int cmd, void *arg);
unsigned long HYPERVISOR_hvm_op(int op, void *arg);
int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
int HYPERVISOR_physdev_op(int cmd, void *arg);
int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
int HYPERVISOR_tmem_op(void *arg);
int HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type);
int HYPERVISOR_dm_op(domid_t domid, unsigned int nr_bufs,
struct xen_dm_op_buf *bufs);
int HYPERVISOR_platform_op_raw(void *arg);
static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)
{
op->interface_version = XENPF_INTERFACE_VERSION;
return HYPERVISOR_platform_op_raw(op);
}
int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);
static inline int
HYPERVISOR_suspend(unsigned long start_info_mfn)
{
struct sched_shutdown r = { .reason = SHUTDOWN_suspend };
/* start_info_mfn is unused on ARM */
return HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);
}
static inline void
MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va,
unsigned int new_val, unsigned long flags)
{
BUG();
}
static inline void
MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
int count, int *success_count, domid_t domid)
{
BUG();
}
#endif /* _ASM_ARM_XEN_HYPERCALL_H */