1/* 2 * Copyright (C) 2008, VMware, Inc. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, but 10 * WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or 12 * NON INFRINGEMENT. See the GNU General Public License for more 13 * details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 */ 20#ifndef _ASM_X86_HYPERVISOR_H 21#define _ASM_X86_HYPERVISOR_H 22 23extern void init_hypervisor(struct cpuinfo_x86 *c); 24extern void init_hypervisor_platform(void); 25 26/* 27 * x86 hypervisor information 28 */ 29struct hypervisor_x86 { 30 /* Hypervisor name */ 31 const char *name; 32 33 /* Detection routine */ 34 bool (*detect)(void); 35 36 /* Adjust CPU feature bits (run once per CPU) */ 37 void (*set_cpu_features)(struct cpuinfo_x86 *); 38 39 /* Platform setup (run once per boot) */ 40 void (*init_platform)(void); 41}; 42 43extern const struct hypervisor_x86 *x86_hyper; 44 45/* Recognized hypervisors */ 46extern const struct hypervisor_x86 x86_hyper_vmware; 47extern const struct hypervisor_x86 x86_hyper_ms_hyperv; 48extern const struct hypervisor_x86 x86_hyper_xen_hvm; 49 50#endif 51