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hypercall.h
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1 /******************************************************************************
2  * hypercall.h
3  *
4  * Linux-specific hypervisor handling.
5  *
6  * Stefano Stabellini <[email protected]>, Citrix, 2012
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License version 2
10  * as published by the Free Software Foundation; or, when distributed
11  * separately from the Linux kernel or incorporated into other
12  * software packages, subject to the following license:
13  *
14  * Permission is hereby granted, free of charge, to any person obtaining a copy
15  * of this source file (the "Software"), to deal in the Software without
16  * restriction, including without limitation the rights to use, copy, modify,
17  * merge, publish, distribute, sublicense, and/or sell copies of the Software,
18  * and to permit persons to whom the Software is furnished to do so, subject to
19  * the following conditions:
20  *
21  * The above copyright notice and this permission notice shall be included in
22  * all copies or substantial portions of the Software.
23  *
24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
25  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
27  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
30  * IN THE SOFTWARE.
31  */
32 
33 #ifndef _ASM_ARM_XEN_HYPERCALL_H
34 #define _ASM_ARM_XEN_HYPERCALL_H
35 
36 #include <xen/interface/xen.h>
37 
38 long privcmd_call(unsigned call, unsigned long a1,
39  unsigned long a2, unsigned long a3,
40  unsigned long a4, unsigned long a5);
41 int HYPERVISOR_xen_version(int cmd, void *arg);
42 int HYPERVISOR_console_io(int cmd, int count, char *str);
43 int HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count);
44 int HYPERVISOR_sched_op(int cmd, void *arg);
45 int HYPERVISOR_event_channel_op(int cmd, void *arg);
46 unsigned long HYPERVISOR_hvm_op(int op, void *arg);
47 int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
48 int HYPERVISOR_physdev_op(int cmd, void *arg);
49 
50 static inline void
51 MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va,
52  unsigned int new_val, unsigned long flags)
53 {
54  BUG();
55 }
56 
57 static inline void
58 MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
59  int count, int *success_count, domid_t domid)
60 {
61  BUG();
62 }
63 
64 static inline int
65 HYPERVISOR_multicall(void *call_list, int nr_calls)
66 {
67  BUG();
68 }
69 #endif /* _ASM_ARM_XEN_HYPERCALL_H */