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".
27 #include <palacios/vmm_types.h>
28 #include <palacios/vmcs.h>
30 #define IA32_FEATURE_CONTROL_MSR ((unsigned int)0x3a)
31 #define IA32_VMX_BASIC_MSR ((unsigned int)0x480)
32 #define IA32_VMX_PINBASED_CTLS_MSR ((unsigned int)0x481)
33 #define IA32_VMX_PROCBASED_CTLS_MSR ((unsigned int)0x482)
34 #define IA32_VMX_EXIT_CTLS_MSR ((unsigned int)0x483)
35 #define IA32_VMX_ENTRY_CTLS_MSR ((unsigned int)0x484)
36 #define IA32_VMX_MISC_MSR ((unsigned int)0x485)
37 #define IA32_VMX_CR0_FIXED0_MSR ((unsigned int)0x486)
38 #define IA32_VMX_CR0_FIXED1_MSR ((unsigned int)0x487)
39 #define IA32_VMX_CR4_FIXED0_MSR ((unsigned int)0x488)
40 #define IA32_VMX_CR4_FIXED1_MSR ((unsigned int)0x489)
41 #define IA32_VMX_VMCS_ENUM_MSR ((unsigned ing)0x48A)
44 #define VMX_FAIL_INVALID 1
45 #define VMX_FAIL_VALID 2
48 #define FEATURE_CONTROL_LOCK (1)
49 #define FEATURE_CONTROL_VMXON (1<<2)
50 #define FEATURE_CONTROL_VALID ( FEATURE_CONTROL_LOCK | FEATURE_CONTROL_VMXON)
53 #define CPUID_1_ECX_VTXFLAG (1<<5)
59 typedef void VmxOnRegion;
64 #define PACKED __attribute__((packed))
74 uint_t revision PACKED ;
75 uint_t regionSize : 13 PACKED ;
76 uint_t rsvd1 : 4 PACKED ; // Always 0
77 uint_t physWidth : 1 PACKED ;
78 uint_t smm : 1 PACKED ; // Always 1
79 uint_t memType : 4 PACKED ;
80 uint_t rsvd2 : 10 PACKED ; // Always 0
84 struct MSR_REGS regs PACKED;
85 struct VMX_BASIC vmxBasic PACKED;
96 enum VMState { VM_VMXASSIST_STARTUP, VM_VMXASSIST_V8086_BIOS, VM_VMXASSIST_V8086, VM_NORMAL };
100 struct VMXRegs registers;
101 struct VMDescriptor descriptor;
102 struct VMCSData vmcs;
103 struct VMCS *vmcsregion;
104 struct VmxOnRegion *vmxonregion;
108 enum InstructionType { VM_UNKNOWN_INST, VM_MOV_TO_CR0 } ;
111 enum InstructionType type;
120 void DecodeCurrentInstruction(struct VM *vm, struct Instruction *out);
123 int is_vmx_capable();
125 VmxOnRegion * Init_VMX();
126 VmxOnRegion * CreateVmxOnRegion();
128 int VMLaunch(struct VMDescriptor *vm);
131 int Do_VMM(struct VMXRegs regs);