hvm_op.h revision 181624 
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: extra argument == pointer to xen_hvm_param struct. */
25#define HVMOP_set_param           0
26#define HVMOP_get_param           1
27struct xen_hvm_param {
28    domid_t  domid;    /* IN */
29    uint32_t index;    /* IN */
30    uint64_t value;    /* IN/OUT */
31};
32typedef struct xen_hvm_param xen_hvm_param_t;
33DEFINE_XEN_GUEST_HANDLE(xen_hvm_param_t);
34
35/* Set the logical level of one of a domain's PCI INTx wires. */
36#define HVMOP_set_pci_intx_level  2
37struct xen_hvm_set_pci_intx_level {
38    /* Domain to be updated. */
39    domid_t  domid;
40    /* PCI INTx identification in PCI topology (domain:bus:device:intx). */
41    uint8_t  domain, bus, device, intx;
42    /* Assertion level (0 = unasserted, 1 = asserted). */
43    uint8_t  level;
44};
45typedef struct xen_hvm_set_pci_intx_level xen_hvm_set_pci_intx_level_t;
46DEFINE_XEN_GUEST_HANDLE(xen_hvm_set_pci_intx_level_t);
47
48/* Set the logical level of one of a domain's ISA IRQ wires. */
49#define HVMOP_set_isa_irq_level   3
50struct xen_hvm_set_isa_irq_level {
51    /* Domain to be updated. */
52    domid_t  domid;
53    /* ISA device identification, by ISA IRQ (0-15). */
54    uint8_t  isa_irq;
55    /* Assertion level (0 = unasserted, 1 = asserted). */
56    uint8_t  level;
57};
58typedef struct xen_hvm_set_isa_irq_level xen_hvm_set_isa_irq_level_t;
59DEFINE_XEN_GUEST_HANDLE(xen_hvm_set_isa_irq_level_t);
60
61#define HVMOP_set_pci_link_route  4
62struct xen_hvm_set_pci_link_route {
63    /* Domain to be updated. */
64    domid_t  domid;
65    /* PCI link identifier (0-3). */
66    uint8_t  link;
67    /* ISA IRQ (1-15), or 0 (disable link). */
68    uint8_t  isa_irq;
69};
70typedef struct xen_hvm_set_pci_link_route xen_hvm_set_pci_link_route_t;
71DEFINE_XEN_GUEST_HANDLE(xen_hvm_set_pci_link_route_t);
72
73/* Flushes all VCPU TLBs: @arg must be NULL. */
74#define HVMOP_flush_tlbs          5
75
76#endif /* __XEN_PUBLIC_HVM_HVM_OP_H__ */
77