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>
32 // Intel VMX Specific MSRs
33 #define VMX_FEATURE_CONTROL_MSR 0x0000003a
34 #define VMX_BASIC_MSR 0x00000480
35 #define VMX_PINBASED_CTLS_MSR 0x00000481
36 #define VMX_PROCBASED_CTLS_MSR 0x00000482
37 #define VMX_EXIT_CTLS_MSR 0x00000483
38 #define VMX_ENTRY_CTLS_MSR 0x00000484
39 #define VMX_MISC_MSR 0x00000485
40 #define VMX_CR0_FIXED0_MSR 0x00000486
41 #define VMX_CR0_FIXED1_MSR 0x00000487
42 #define VMX_CR4_FIXED0_MSR 0x00000488
43 #define VMX_CR4_FIXED1_MSR 0x00000489
44 #define VMX_VMCS_ENUM_MSR 0x0000048A
47 #define VMX_FAIL_INVALID 1
48 #define VMX_FAIL_VALID 2
51 #define FEATURE_CONTROL_LOCK 0x00000001
52 #define FEATURE_CONTROL_VMXON 0x00000004
53 #define FEATURE_CONTROL_VALID ( FEATURE_CONTROL_LOCK | FEATURE_CONTROL_VMXON )
56 #define CPUID_1_ECX_VTXFLAG 0x00000020
60 struct vmx_basic_msr {
62 uint_t regionSize : 13;
63 uint_t rsvd1 : 4; // Always 0
65 uint_t smm : 1; // Always 1
67 uint_t rsvd2 : 10; // Always 0
68 } __attribute__((packed));
74 enum VMState { VM_VMXASSIST_STARTUP, VM_VMXASSIST_V8086_BIOS, VM_VMXASSIST_V8086, VM_NORMAL };
84 struct VMXRegs registers;
85 struct VMDescriptor descriptor;
87 struct VMCS *vmcsregion;
88 struct VmxOnRegion *vmxonregion;
92 enum InstructionType { VM_UNKNOWN_INST, VM_MOV_TO_CR0 } ;
95 enum InstructionType type;
106 int is_vmx_capable();
108 VmxOnRegion * Init_VMX();
109 VmxOnRegion * CreateVmxOnRegion();
111 int VMLaunch(struct VMDescriptor *vm);
114 int Do_VMM(struct VMXRegs regs);
117 #endif // ! __V3VEE__