1 | /* SPDX-License-Identifier: MIT */ |
2 | |
3 | #ifndef __XEN_PUBLIC_HVM_HVM_OP_H__ |
4 | #define __XEN_PUBLIC_HVM_HVM_OP_H__ |
5 | |
6 | #include <xen/interface/xen.h> |
7 | |
8 | /* Get/set subcommands: the second argument of the hypercall is a |
9 | * pointer to a xen_hvm_param struct. */ |
10 | #define HVMOP_set_param 0 |
11 | #define HVMOP_get_param 1 |
12 | struct xen_hvm_param { |
13 | domid_t domid; /* IN */ |
14 | uint32_t index; /* IN */ |
15 | uint64_t value; /* IN/OUT */ |
16 | }; |
17 | DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_param); |
18 | |
19 | /* Hint from PV drivers for pagetable destruction. */ |
20 | #define HVMOP_pagetable_dying 9 |
21 | struct xen_hvm_pagetable_dying { |
22 | /* Domain with a pagetable about to be destroyed. */ |
23 | domid_t domid; |
24 | /* guest physical address of the toplevel pagetable dying */ |
25 | aligned_u64 gpa; |
26 | }; |
27 | typedef struct xen_hvm_pagetable_dying xen_hvm_pagetable_dying_t; |
28 | DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_pagetable_dying_t); |
29 | |
30 | enum hvmmem_type_t { |
31 | HVMMEM_ram_rw, /* Normal read/write guest RAM */ |
32 | HVMMEM_ram_ro, /* Read-only; writes are discarded */ |
33 | HVMMEM_mmio_dm, /* Reads and write go to the device model */ |
34 | }; |
35 | |
36 | #define HVMOP_get_mem_type 15 |
37 | /* Return hvmmem_type_t for the specified pfn. */ |
38 | struct xen_hvm_get_mem_type { |
39 | /* Domain to be queried. */ |
40 | domid_t domid; |
41 | /* OUT variable. */ |
42 | uint16_t mem_type; |
43 | uint16_t pad[2]; /* align next field on 8-byte boundary */ |
44 | /* IN variable. */ |
45 | uint64_t pfn; |
46 | }; |
47 | DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_get_mem_type); |
48 | |
49 | #if defined(__i386__) || defined(__x86_64__) |
50 | |
51 | /* |
52 | * HVMOP_set_evtchn_upcall_vector: Set a <vector> that should be used for event |
53 | * channel upcalls on the specified <vcpu>. If set, |
54 | * this vector will be used in preference to the |
55 | * domain global callback via (see |
56 | * HVM_PARAM_CALLBACK_IRQ). |
57 | */ |
58 | #define HVMOP_set_evtchn_upcall_vector 23 |
59 | struct xen_hvm_evtchn_upcall_vector { |
60 | uint32_t vcpu; |
61 | uint8_t vector; |
62 | }; |
63 | typedef struct xen_hvm_evtchn_upcall_vector xen_hvm_evtchn_upcall_vector_t; |
64 | DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_evtchn_upcall_vector_t); |
65 | |
66 | #endif /* defined(__i386__) || defined(__x86_64__) */ |
67 | |
68 | #endif /* __XEN_PUBLIC_HVM_HVM_OP_H__ */ |
69 | |