1 /*
2  * Permission is hereby granted, free of charge, to any person obtaining a copy
3  * of this software and associated documentation files (the "Software"), to
4  * deal in the Software without restriction, including without limitation the
5  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
6  * sell copies of the Software, and to permit persons to whom the Software is
7  * furnished to do so, subject to the following conditions:
8  *
9  * The above copyright notice and this permission notice shall be included in
10  * all copies or substantial portions of the Software.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
15  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
16  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
17  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
18  * DEALINGS IN THE SOFTWARE.
19  */
20 
21 #ifndef __XEN_PUBLIC_HVM_HVM_OP_H__
22 #define __XEN_PUBLIC_HVM_HVM_OP_H__
23 
24 /* Get/set subcommands: the second argument of the hypercall is a
25  * pointer to a xen_hvm_param struct. */
26 #define HVMOP_set_param           0
27 #define HVMOP_get_param           1
28 struct xen_hvm_param {
29     domid_t  domid;    /* IN */
30     uint32_t index;    /* IN */
31     uint64_t value;    /* IN/OUT */
32 };
33 DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_param);
34 
35 /* Hint from PV drivers for pagetable destruction. */
36 #define HVMOP_pagetable_dying       9
37 struct xen_hvm_pagetable_dying {
38     /* Domain with a pagetable about to be destroyed. */
39     domid_t  domid;
40     /* guest physical address of the toplevel pagetable dying */
41     aligned_u64 gpa;
42 };
43 typedef struct xen_hvm_pagetable_dying xen_hvm_pagetable_dying_t;
44 DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_pagetable_dying_t);
45 
46 #endif /* __XEN_PUBLIC_HVM_HVM_OP_H__ */
47