3 * This file is part of the Palacios Virtual Machine Monitor developed
4 * by the V3VEE Project with funding from the United States National
5 * Science Foundation and the Department of Energy.
7 * The V3VEE Project is a joint project between Northwestern University
8 * and the University of New Mexico. You can find out more at
11 * Copyright (c) 2008, Peter Dinda <pdinda@northwestern.edu>
12 * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
13 * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
14 * All rights reserved.
16 * Author: Peter Dinda <pdinda@northwestern.edu>
17 * Author: Jack Lange <jarusl@cs.northwestern.edu>
19 * This is free software. You are permitted to use,
20 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
29 #include <palacios/vmm_types.h>
30 #include <palacios/vmcs.h>
31 #include <palacios/vmm.h>
32 #include <palacios/vm_guest.h>
34 // Intel VMX Specific MSRs
35 #define VMX_FEATURE_CONTROL_MSR 0x0000003a
36 #define VMX_BASIC_MSR 0x00000480
37 #define VMX_PINBASED_CTLS_MSR 0x00000481
38 #define VMX_PROCBASED_CTLS_MSR 0x00000482
39 #define VMX_EXIT_CTLS_MSR 0x00000483
40 #define VMX_ENTRY_CTLS_MSR 0x00000484
41 #define VMX_MISC_MSR 0x00000485
42 #define VMX_CR0_FIXED0_MSR 0x00000486
43 #define VMX_CR0_FIXED1_MSR 0x00000487
44 #define VMX_CR4_FIXED0_MSR 0x00000488
45 #define VMX_CR4_FIXED1_MSR 0x00000489
46 #define VMX_VMCS_ENUM_MSR 0x0000048A
49 #define VMX_FAIL_INVALID 1
50 #define VMX_FAIL_VALID 2
53 #define FEATURE_CONTROL_LOCK 0x00000001
54 #define FEATURE_CONTROL_VMXON 0x00000004
55 #define FEATURE_CONTROL_VALID ( FEATURE_CONTROL_LOCK | FEATURE_CONTROL_VMXON )
58 #define CPUID_1_ECX_VTXFLAG 0x00000020
62 struct vmx_basic_msr {
64 uint_t regionSize : 13;
65 uint_t rsvd1 : 4; // Always 0
67 uint_t smm : 1; // Always 1
69 uint_t rsvd2 : 10; // Always 0
70 } __attribute__((packed));
79 struct tss_descriptor {
86 /* In IA32, type follows the form 10B1b, where B is the busy flag */
95 uint_t granularity : 1;
103 } __attribute__((packed));
104 } __attribute__((packed));
105 }__attribute__((packed));
107 struct vmcs_host_state {
108 struct v3_segment gdtr;
109 struct v3_segment idtr;
110 struct v3_segment tr;
115 addr_t vmcs_ptr_phys;
116 struct vmcs_host_state host_state;
117 /* VMX Control Fields */
118 uint32_t pinbased_ctrls;
119 uint32_t pri_procbased_ctrls;
120 uint32_t sec_procbased_ctrls;
122 uint32_t entry_ctrls;
123 uint32_t excp_bitmap;
127 enum InstructionType { VM_UNKNOWN_INST, VM_MOV_TO_CR0 } ;
130 enum InstructionType type;
141 int v3_is_vmx_capable();
142 void v3_init_vmx(struct v3_ctrl_ops* vm_ops);
146 #endif // ! __V3VEE__