1/******************************************************************************
2 * hvm/hvm_info_table.h
3 *
4 * HVM parameter and information table, written into guest memory map.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef __XEN_PUBLIC_HVM_HVM_INFO_TABLE_H__
26#define __XEN_PUBLIC_HVM_HVM_INFO_TABLE_H__
27
28#define HVM_INFO_PFN         0x09F
29#define HVM_INFO_OFFSET      0x800
30#define HVM_INFO_PADDR       ((HVM_INFO_PFN << 12) + HVM_INFO_OFFSET)
31
32struct hvm_info_table {
33    char        signature[8]; /* "HVM INFO" */
34    uint32_t    length;
35    uint8_t     checksum;
36    uint8_t     acpi_enabled;
37    uint8_t     apic_mode;
38    uint32_t    nr_vcpus;
39};
40
41#endif /* __XEN_PUBLIC_HVM_HVM_INFO_TABLE_H__ */
42