X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmx.h;fp=palacios%2Finclude%2Fpalacios%2Fvmx.h;h=278622fdf06a12e415c765a436bb01d4ee61c84b;hp=0000000000000000000000000000000000000000;hb=ddc16b0737cf58f7aa90a69c6652cdf4090aec51;hpb=626595465a2c6987606a6bc697df65130ad8c2d3

diff --git a/palacios/include/palacios/vmx.h b/palacios/include/palacios/vmx.h
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+++ b/palacios/include/palacios/vmx.h
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+
+/* 
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National 
+ * Science Foundation and the Department of Energy.  
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico.  You can find out more at 
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Peter Dinda <pdinda@northwestern.edu> 
+ * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> 
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org> 
+ * All rights reserved.
+ *
+ * Author: Peter Dinda <pdinda@northwestern.edu>
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software.  You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
+
+#ifndef __VMX_H
+#define __VMX_H
+
+#ifdef __V3VEE__
+
+#include <palacios/vmm_types.h>
+#include <palacios/vmcs.h>
+
+#define IA32_FEATURE_CONTROL_MSR ((unsigned int)0x3a)
+#define IA32_VMX_BASIC_MSR ((unsigned int)0x480)
+#define IA32_VMX_PINBASED_CTLS_MSR ((unsigned int)0x481)
+#define IA32_VMX_PROCBASED_CTLS_MSR ((unsigned int)0x482)
+#define IA32_VMX_EXIT_CTLS_MSR ((unsigned int)0x483)
+#define IA32_VMX_ENTRY_CTLS_MSR ((unsigned int)0x484)
+#define IA32_VMX_MISC_MSR ((unsigned int)0x485)
+#define IA32_VMX_CR0_FIXED0_MSR ((unsigned int)0x486)
+#define IA32_VMX_CR0_FIXED1_MSR ((unsigned int)0x487)
+#define IA32_VMX_CR4_FIXED0_MSR ((unsigned int)0x488)
+#define IA32_VMX_CR4_FIXED1_MSR ((unsigned int)0x489)
+#define IA32_VMX_VMCS_ENUM_MSR ((unsigned ing)0x48A)
+
+#define VMX_SUCCESS         0
+#define VMX_FAIL_INVALID   1
+#define VMX_FAIL_VALID     2
+#define VMM_ERROR          3
+
+#define FEATURE_CONTROL_LOCK (1)
+#define FEATURE_CONTROL_VMXON (1<<2)
+#define FEATURE_CONTROL_VALID ( FEATURE_CONTROL_LOCK | FEATURE_CONTROL_VMXON)
+
+
+#define CPUID_1_ECX_VTXFLAG (1<<5)
+
+
+
+
+
+typedef void VmxOnRegion;
+
+
+
+struct MSR_REGS {
+  uint_t low;
+  uint_t high;
+} __attribute__((packed));
+
+struct VMX_BASIC {
+  uint_t revision;
+  uint_t regionSize   : 13;
+  uint_t rsvd1        : 4; // Always 0
+  uint_t physWidth    : 1;
+  uint_t smm          : 1; // Always 1
+  uint_t memType      : 4;
+  uint_t rsvd2        : 10; // Always 0
+}  __attribute__((packed));
+
+union VMX_MSR {
+  struct MSR_REGS regs;
+  struct VMX_BASIC vmxBasic;
+}  __attribute__((packed));
+
+
+struct VMDescriptor {
+  uint_t   entry_ip;
+  uint_t   exit_eip;
+  uint_t   guest_esp;
+}  __attribute__((packed));
+
+
+enum VMState { VM_VMXASSIST_STARTUP, VM_VMXASSIST_V8086_BIOS, VM_VMXASSIST_V8086, VM_NORMAL };
+
+struct VM {
+  enum VMState        state;
+  struct VMXRegs      registers;
+  struct VMDescriptor descriptor;
+  struct VMCSData     vmcs;
+  struct VMCS         *vmcsregion;
+  struct VmxOnRegion  *vmxonregion;
+};
+
+
+enum InstructionType { VM_UNKNOWN_INST, VM_MOV_TO_CR0 } ;
+
+struct Instruction {
+  enum InstructionType type;
+  uint_t          address;
+  uint_t          size;
+  uint_t          input1;
+  uint_t          input2;
+  uint_t          output;
+};
+
+
+void DecodeCurrentInstruction(struct VM *vm, struct Instruction *out);
+
+
+int is_vmx_capable();
+
+VmxOnRegion * Init_VMX();
+VmxOnRegion * CreateVmxOnRegion();
+
+int VMLaunch(struct VMDescriptor *vm);
+
+
+int Do_VMM(struct VMXRegs regs);
+
+
+#endif // ! __V3VEE__
+
+#endif