835 lines
30 KiB
C
Executable File
835 lines
30 KiB
C
Executable File
/////////////////////////////////////////////////////////////////////////
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// $Id: vmx.h,v 1.7 2009-10-14 20:45:29 sshwarts Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2009 Stanislav Shwartsman
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// Written by Stanislav Shwartsman [sshwarts at sourceforge net]
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA B 02110-1301 USA
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//
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/////////////////////////////////////////////////////////////////////////
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#ifndef _BX_VMX_INTEL_H_
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#define _BX_VMX_INTEL_H_
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#define VMX_VMCS_AREA_SIZE 4096
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#define VMX_VMCS_REVISION_ID 0x10
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// VMCS pointer is always 64-bit variable
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#define BX_INVALID_VMCSPTR BX_CONST64(0xFFFFFFFFFFFFFFFF)
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// VMX error codes
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enum VMX_error_code {
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VMXERR_NO_ERROR = 0,
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VMXERR_VMCALL_IN_VMX_ROOT_OPERATION = 1,
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VMXERR_VMCLEAR_WITH_INVALID_ADDR = 2,
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VMXERR_VMCLEAR_WITH_VMXON_VMCS_PTR = 3,
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VMXERR_VMLAUNCH_NON_CLEAR_VMCS = 4,
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VMXERR_VMRESUME_NON_LAUNCHED_VMCS = 5,
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VMXERR_VMRESUME_VMCS_CORRUPTED = 6,
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VMXERR_VMENTRY_INVALID_VM_CONTROL_FIELD = 7,
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VMXERR_VMENTRY_INVALID_VM_HOST_STATE_FIELD = 8,
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VMXERR_VMPTRLD_INVALID_PHYSICAL_ADDRESS = 9,
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VMXERR_VMPTRLD_WITH_VMXON_PTR = 10,
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VMXERR_VMPTRLD_INCORRECT_VMCS_REVISION_ID = 11,
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VMXERR_UNSUPPORTED_VMCS_COMPONENT_ACCESS = 12,
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VMXERR_VMWRITE_READ_ONLY_VMCS_COMPONENT = 13,
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VMXERR_RESERVED14 = 14,
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VMXERR_VMXON_IN_VMX_ROOT_OPERATION = 15,
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VMXERR_VMENTRY_INVALID_EXECUTIVE_VMCS = 16,
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VMXERR_VMENTRY_NON_LAUNCHED_EXECUTIVE_VMCS = 17,
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VMXERR_VMENTRY_NOT_VMXON_EXECUTIVE_VMCS = 18,
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VMXERR_VMCALL_NON_CLEAR_VMCS = 19,
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VMXERR_VMCALL_INVALID_VMEXIT_FIELD = 20,
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VMXERR_RESERVED21 = 21,
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VMXERR_VMCALL_INVALID_MSEG_REVISION_ID = 22,
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VMXERR_VMXOFF_WITH_CONFIGURED_SMM_MONITOR = 23,
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VMXERR_VMCALL_WITH_INVALID_SMM_MONITOR_FEATURES = 24,
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VMXERR_VMENTRY_INVALID_VM_CONTROL_FIELD_IN_EXECUTIVE_VMCS = 25,
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VMXERR_VMENTRY_MOV_SS_BLOCKING = 26,
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VMXERR_RESERVED27 = 27
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};
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enum VMX_vmexit_reason {
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VMX_VMEXIT_EXCEPTION_NMI = 0,
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VMX_VMEXIT_EXTERNAL_INTERRUPT = 1,
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VMX_VMEXIT_TRIPLE_FAULT = 2,
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VMX_VMEXIT_INIT = 3,
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VMX_VMEXIT_SIPI = 4,
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VMX_VMEXIT_IO_SMI = 5,
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VMX_VMEXIT_SMI = 6,
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VMX_VMEXIT_INTERRUPT_WINDOW = 7,
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VMX_VMEXIT_NMI_WINDOW = 8,
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VMX_VMEXIT_TASK_SWITCH = 9,
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VMX_VMEXIT_CPUID = 10,
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VMX_VMEXIT_RESERVED11 = 11,
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VMX_VMEXIT_HLT = 12,
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VMX_VMEXIT_INVD = 13,
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VMX_VMEXIT_INVLPG = 14,
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VMX_VMEXIT_RDPMC = 15,
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VMX_VMEXIT_RDTSC = 16,
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VMX_VMEXIT_RSM = 17,
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VMX_VMEXIT_VMCALL = 18,
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VMX_VMEXIT_VMCLEAR = 19,
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VMX_VMEXIT_VMLAUNCH = 20,
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VMX_VMEXIT_VMPTRLD = 21,
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VMX_VMEXIT_VMPTRST = 22,
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VMX_VMEXIT_VMREAD = 23,
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VMX_VMEXIT_VMRESUME = 24,
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VMX_VMEXIT_VMWRITE = 25,
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VMX_VMEXIT_VMXOFF = 26,
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VMX_VMEXIT_VMXON = 27,
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VMX_VMEXIT_CR_ACCESS = 28,
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VMX_VMEXIT_DR_ACCESS = 29,
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VMX_VMEXIT_IO_INSTRUCTION = 30,
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VMX_VMEXIT_RDMSR = 31,
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VMX_VMEXIT_WRMSR = 32,
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VMX_VMEXIT_VMENTRY_FAILURE_GUEST_STATE = 33,
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VMX_VMEXIT_VMENTRY_FAILURE_MSR = 34,
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VMX_VMEXIT_RESERVED35 = 35,
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VMX_VMEXIT_MWAIT = 36,
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VMX_VMEXIT_MONITOR_TRAP_FLAG = 37,
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VMX_VMEXIT_RESERVED38 = 38,
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VMX_VMEXIT_MONITOR = 39,
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VMX_VMEXIT_PAUSE = 40,
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VMX_VMEXIT_VMENTRY_FAILURE_MCA = 41, // will never happen in Bochs
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VMX_VMEXIT_RESERVED42 = 42,
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VMX_VMEXIT_TPR_THRESHOLD = 43,
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VMX_VMEXIT_APIC_ACCESS = 44,
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VMX_VMEXIT_RESERVED45 = 45,
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VMX_VMEXIT_GDTR_IDTR_ACCESS = 46,
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VMX_VMEXIT_LDTR_TR_ACCESS = 47,
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VMX_VMEXIT_EPT_VIOLATION = 48,
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VMX_VMEXIT_EPT_MISCONFIGURATION = 49,
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VMX_VMEXIT_INVEPT = 50,
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VMX_VMEXIT_RDTSCP = 51,
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VMX_VMEXIT_VMX_PREEMTION_TIMER_FIRED = 52,
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VMX_VMEXIT_INVVPID = 53,
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VMX_VMEXIT_WBINVD = 54,
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VMX_VMEXIT_XSETBV = 55
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};
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// VMexit on CR register access
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enum {
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VMX_VMEXIT_CR_ACCESS_CR_WRITE = 0,
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VMX_VMEXIT_CR_ACCESS_CR_READ,
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VMX_VMEXIT_CR_ACCESS_CLTS,
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VMX_VMEXIT_CR_ACCESS_LMSW
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};
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// VMENTRY error on loading guest state qualification
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enum VMX_vmentry_error {
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VMENTER_ERR_NO_ERROR = 0,
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VMENTER_ERR_GUEST_STATE_PDPTR_LOADING = 2,
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VMENTER_ERR_GUEST_STATE_INJECT_NMI_BLOCKING_EVENTS = 3,
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VMENTER_ERR_GUEST_STATE_LINK_POINTER = 4
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};
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// VMABORT error code
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enum VMX_vmabort_code {
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VMABORT_SAVING_GUEST_MSRS_FAILURE,
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VMABORT_HOST_PDPTR_CORRUPTED,
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VMABORT_VMEXIT_VMCS_CORRUPTED,
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VMABORT_LOADING_HOST_MSRS,
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VMABORT_VMEXIT_MACHINE_CHECK_ERROR
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};
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// =============
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// VMCS fields
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// =============
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/* VMCS 16-bit guest-state fields */
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/* binary 0000_10xx_xxxx_xxx0 */
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#define VMCS_16BIT_GUEST_ES_SELECTOR 0x00000800
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#define VMCS_16BIT_GUEST_CS_SELECTOR 0x00000802
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#define VMCS_16BIT_GUEST_SS_SELECTOR 0x00000804
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#define VMCS_16BIT_GUEST_DS_SELECTOR 0x00000806
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#define VMCS_16BIT_GUEST_FS_SELECTOR 0x00000808
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#define VMCS_16BIT_GUEST_GS_SELECTOR 0x0000080A
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#define VMCS_16BIT_GUEST_LDTR_SELECTOR 0x0000080C
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#define VMCS_16BIT_GUEST_TR_SELECTOR 0x0000080E
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/* VMCS 16-bit host-state fields */
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/* binary 0000_11xx_xxxx_xxx0 */
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#define VMCS_16BIT_HOST_ES_SELECTOR 0x00000C00
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#define VMCS_16BIT_HOST_CS_SELECTOR 0x00000C02
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#define VMCS_16BIT_HOST_SS_SELECTOR 0x00000C04
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#define VMCS_16BIT_HOST_DS_SELECTOR 0x00000C06
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#define VMCS_16BIT_HOST_FS_SELECTOR 0x00000C08
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#define VMCS_16BIT_HOST_GS_SELECTOR 0x00000C0A
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#define VMCS_16BIT_HOST_TR_SELECTOR 0x00000C0C
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/* VMCS 64-bit control fields */
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/* binary 0010_00xx_xxxx_xxx0 */
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#define VMCS_64BIT_CONTROL_IO_BITMAP_A 0x00002000
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#define VMCS_64BIT_CONTROL_IO_BITMAP_A_HI 0x00002001
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#define VMCS_64BIT_CONTROL_IO_BITMAP_B 0x00002002
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#define VMCS_64BIT_CONTROL_IO_BITMAP_B_HI 0x00002003
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#define VMCS_64BIT_CONTROL_MSR_BITMAPS 0x00002004
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#define VMCS_64BIT_CONTROL_MSR_BITMAPS_HI 0x00002005
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#define VMCS_64BIT_CONTROL_VMEXIT_MSR_STORE_ADDR 0x00002006
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#define VMCS_64BIT_CONTROL_VMEXIT_MSR_STORE_ADDR_HI 0x00002007
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#define VMCS_64BIT_CONTROL_VMEXIT_MSR_LOAD_ADDR 0x00002008
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#define VMCS_64BIT_CONTROL_VMEXIT_MSR_LOAD_ADDR_HI 0x00002009
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#define VMCS_64BIT_CONTROL_VMENTRY_MSR_LOAD_ADDR 0x0000200A
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#define VMCS_64BIT_CONTROL_VMENTRY_MSR_LOAD_ADDR_HI 0x0000200B
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#define VMCS_64BIT_CONTROL_EXECUTIVE_VMCS_PTR 0x0000200C
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#define VMCS_64BIT_CONTROL_EXECUTIVE_VMCS_PTR_HI 0x0000200D
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#define VMCS_64BIT_CONTROL_TSC_OFFSET 0x00002010
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#define VMCS_64BIT_CONTROL_TSC_OFFSET_HI 0x00002011
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#define VMCS_64BIT_CONTROL_VIRTUAL_APIC_PAGE_ADDR 0x00002012
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#define VMCS_64BIT_CONTROL_VIRTUAL_APIC_PAGE_ADDR_HI 0x00002013
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#define VMCS_64BIT_CONTROL_APIC_ACCESS_ADDR 0x00002014
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#define VMCS_64BIT_CONTROL_APIC_ACCESS_ADDR_HI 0x00002015
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/* VMCS 64-bit guest state fields */
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/* binary 0010_10xx_xxxx_xxx0 */
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#define VMCS_64BIT_GUEST_LINK_POINTER 0x00002800
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#define VMCS_64BIT_GUEST_LINK_POINTER_HI 0x00002801
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#define VMCS_64BIT_GUEST_IA32_DEBUGCTL 0x00002802
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#define VMCS_64BIT_GUEST_IA32_DEBUGCTL_HI 0x00002803
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#define VMCS_64BIT_GUEST_IA32_PAT 0x00002804
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#define VMCS_64BIT_GUEST_IA32_PAT_HI 0x00002805
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#define VMCS_64BIT_GUEST_IA32_EFER 0x00002806
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#define VMCS_64BIT_GUEST_IA32_EFER_HI 0x00002807
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/* VMCS 64-bit host state fields */
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/* binary 0010_11xx_xxxx_xxx0 */
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#define VMCS_64BIT_HOST_IA32_PAT 0x00002C00
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#define VMCS_64BIT_HOST_IA32_PAT_HI 0x00002C01
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#define VMCS_64BIT_HOST_IA32_EFER 0x00002C02
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#define VMCS_64BIT_HOST_IA32_EFER_HI 0x00002C03
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/* VMCS 32_bit control fields */
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/* binary 0100_00xx_xxxx_xxx0 */
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#define VMCS_32BIT_CONTROL_PIN_BASED_EXEC_CONTROLS 0x00004000
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#define VMCS_32BIT_CONTROL_PROCESSOR_BASED_EXEC_CONTROLS 0x00004002
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#define VMCS_32BIT_CONTROL_EXECUTION_BITMAP 0x00004004
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#define VMCS_32BIT_CONTROL_PAGE_FAULT_ERR_CODE_MASK 0x00004006
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#define VMCS_32BIT_CONTROL_PAGE_FAULT_ERR_CODE_MATCH 0x00004008
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#define VMCS_32BIT_CONTROL_CR3_TARGET_COUNT 0x0000400A
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#define VMCS_32BIT_CONTROL_VMEXIT_CONTROLS 0x0000400C
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#define VMCS_32BIT_CONTROL_VMEXIT_MSR_STORE_COUNT 0x0000400E
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#define VMCS_32BIT_CONTROL_VMEXIT_MSR_LOAD_COUNT 0x00004010
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#define VMCS_32BIT_CONTROL_VMENTRY_CONTROLS 0x00004012
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#define VMCS_32BIT_CONTROL_VMENTRY_MSR_LOAD_COUNT 0x00004014
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#define VMCS_32BIT_CONTROL_VMENTRY_INTERRUPTION_INFO 0x00004016
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#define VMCS_32BIT_CONTROL_VMENTRY_EXCEPTION_ERR_CODE 0x00004018
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#define VMCS_32BIT_CONTROL_VMENTRY_INSTRUCTION_LENGTH 0x0000401A
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#define VMCS_32BIT_CONTROL_TPR_THRESHOLD 0x0000401C
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/* VMCS 32-bit read only data fields */
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/* binary 0100_01xx_xxxx_xxx0 */
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#define VMCS_32BIT_INSTRUCTION_ERROR 0x00004400
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#define VMCS_32BIT_VMEXIT_REASON 0x00004402
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#define VMCS_32BIT_VMEXIT_INTERRUPTION_INFO 0x00004404
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#define VMCS_32BIT_VMEXIT_INTERRUPTION_ERR_CODE 0x00004406
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#define VMCS_32BIT_IDT_VECTORING_INFO 0x00004408
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#define VMCS_32BIT_IDT_VECTORING_ERR_CODE 0x0000440A
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#define VMCS_32BIT_VMEXIT_INSTRUCTION_LENGTH 0x0000440C
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#define VMCS_32BIT_VMEXIT_INSTRUCTION_INFO 0x0000440E
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/* VMCS 32-bit guest-state fields */
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/* binary 0100_10xx_xxxx_xxx0 */
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#define VMCS_32BIT_GUEST_ES_LIMIT 0x00004800
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#define VMCS_32BIT_GUEST_CS_LIMIT 0x00004802
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#define VMCS_32BIT_GUEST_SS_LIMIT 0x00004804
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#define VMCS_32BIT_GUEST_DS_LIMIT 0x00004806
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#define VMCS_32BIT_GUEST_FS_LIMIT 0x00004808
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#define VMCS_32BIT_GUEST_GS_LIMIT 0x0000480A
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#define VMCS_32BIT_GUEST_LDTR_LIMIT 0x0000480C
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#define VMCS_32BIT_GUEST_TR_LIMIT 0x0000480E
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#define VMCS_32BIT_GUEST_GDTR_LIMIT 0x00004810
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#define VMCS_32BIT_GUEST_IDTR_LIMIT 0x00004812
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#define VMCS_32BIT_GUEST_ES_ACCESS_RIGHTS 0x00004814
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#define VMCS_32BIT_GUEST_CS_ACCESS_RIGHTS 0x00004816
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#define VMCS_32BIT_GUEST_SS_ACCESS_RIGHTS 0x00004818
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#define VMCS_32BIT_GUEST_DS_ACCESS_RIGHTS 0x0000481A
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#define VMCS_32BIT_GUEST_FS_ACCESS_RIGHTS 0x0000481C
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#define VMCS_32BIT_GUEST_GS_ACCESS_RIGHTS 0x0000481E
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#define VMCS_32BIT_GUEST_LDTR_ACCESS_RIGHTS 0x00004820
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#define VMCS_32BIT_GUEST_TR_ACCESS_RIGHTS 0x00004822
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#define VMCS_32BIT_GUEST_INTERRUPTIBILITY_STATE 0x00004824
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#define VMCS_32BIT_GUEST_ACTIVITY_STATE 0x00004826
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#define VMCS_32BIT_GUEST_SMBASE 0x00004828
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#define VMCS_32BIT_GUEST_IA32_SYSENTER_CS_MSR 0x0000482A
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/* VMCS 32-bit host-state fields */
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/* binary 0100_11xx_xxxx_xxx0 */
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#define VMCS_32BIT_HOST_IA32_SYSENTER_CS_MSR 0x00004C00
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/* VMCS natural width control fields */
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/* binary 0110_00xx_xxxx_xxx0 */
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#define VMCS_CONTROL_CR0_GUEST_HOST_MASK 0x00006000
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#define VMCS_CONTROL_CR4_GUEST_HOST_MASK 0x00006002
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#define VMCS_CONTROL_CR0_READ_SHADOW 0x00006004
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#define VMCS_CONTROL_CR4_READ_SHADOW 0x00006006
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#define VMCS_CR3_TARGET0 0x00006008
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#define VMCS_CR3_TARGET1 0x0000600A
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#define VMCS_CR3_TARGET2 0x0000600C
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#define VMCS_CR3_TARGET3 0x0000600E
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/* VMCS natural width read only data fields */
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/* binary 0110_01xx_xxxx_xxx0 */
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#define VMCS_VMEXIT_QUALIFICATION 0x00006400
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#define VMCS_IO_RCX 0x00006402
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#define VMCS_IO_RSI 0x00006404
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#define VMCS_IO_RDI 0x00006406
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#define VMCS_IO_RIP 0x00006408
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#define VMCS_GUEST_LINEAR_ADDR 0x0000640A
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/* VMCS natural width guest state fields */
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/* binary 0110_10xx_xxxx_xxx0 */
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#define VMCS_GUEST_CR0 0x00006800
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#define VMCS_GUEST_CR3 0x00006802
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#define VMCS_GUEST_CR4 0x00006804
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#define VMCS_GUEST_ES_BASE 0x00006806
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#define VMCS_GUEST_CS_BASE 0x00006808
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#define VMCS_GUEST_SS_BASE 0x0000680A
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#define VMCS_GUEST_DS_BASE 0x0000680C
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#define VMCS_GUEST_FS_BASE 0x0000680E
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#define VMCS_GUEST_GS_BASE 0x00006810
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#define VMCS_GUEST_LDTR_BASE 0x00006812
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#define VMCS_GUEST_TR_BASE 0x00006814
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#define VMCS_GUEST_GDTR_BASE 0x00006816
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#define VMCS_GUEST_IDTR_BASE 0x00006818
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#define VMCS_GUEST_DR7 0x0000681A
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#define VMCS_GUEST_RSP 0x0000681C
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#define VMCS_GUEST_RIP 0x0000681E
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#define VMCS_GUEST_RFLAGS 0x00006820
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#define VMCS_GUEST_PENDING_DBG_EXCEPTIONS 0x00006822
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#define VMCS_GUEST_IA32_SYSENTER_ESP_MSR 0x00006824
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#define VMCS_GUEST_IA32_SYSENTER_EIP_MSR 0x00006826
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/* VMCS natural width host state fields */
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/* binary 0110_11xx_xxxx_xxx0 */
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#define VMCS_HOST_CR0 0x00006C00
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#define VMCS_HOST_CR3 0x00006C02
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#define VMCS_HOST_CR4 0x00006C04
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#define VMCS_HOST_FS_BASE 0x00006C06
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#define VMCS_HOST_GS_BASE 0x00006C08
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#define VMCS_HOST_TR_BASE 0x00006C0A
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#define VMCS_HOST_GDTR_BASE 0x00006C0C
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#define VMCS_HOST_IDTR_BASE 0x00006C0E
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#define VMCS_HOST_IA32_SYSENTER_ESP_MSR 0x00006C10
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#define VMCS_HOST_IA32_SYSENTER_EIP_MSR 0x00006C12
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#define VMCS_HOST_RSP 0x00006C14
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#define VMCS_HOST_RIP 0x00006C16
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// ===============================
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// VMCS fields encoding/decoding
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// ===============================
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// extract VMCS field using its encoding
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#define VMCS_FIELD(encoding) ((encoding) & 0x3ff)
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// check if the VMCS field encoding corresponding to HI part of 64-bit value
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#define IS_VMCS_FIELD_HI(encoding) ((encoding) & 1)
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// bits 11:10 of VMCS field encoding indicate field's type
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#define VMCS_FIELD_TYPE(encoding) (((encoding) >> 10) & 3)
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#define VMCS_FIELD_TYPE_CONTROL 0x0
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#define VMCS_FIELD_TYPE_READ_ONLY 0x1
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#define VMCS_FIELD_TYPE_GUEST_STATE 0x2
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#define VMCS_FIELD_TYPE_HOST_STATE 0x3
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// bits 14:13 of VMCS field encoding indicate field's width
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#define VMCS_FIELD_WIDTH(encoding) (((encoding) >> 13) & 3)
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#define VMCS_FIELD_WIDTH_16BIT 0x0
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#define VMCS_FIELD_WIDTH_64BIT 0x1
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#define VMCS_FIELD_WIDTH_32BIT 0x2
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#define VMCS_FIELD_WIDTH_NATURAL_WIDTH 0x3
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#define VMCS_FIELD_INDEX(encoding) \
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|
((VMCS_FIELD_WIDTH(encoding) << 2) + VMCS_FIELD_TYPE(encoding))
|
|
|
|
// =============
|
|
// VMCS layout
|
|
// =============
|
|
|
|
#define VMCS_REVISION_ID_FIELD_ADDR (0x0000)
|
|
#define VMCS_VMX_ABORT_FIELD_ADDR (0x0004)
|
|
#define VMCS_LAUNCH_STATE_FIELD_ADDR (0x0008)
|
|
|
|
// invent Bochs CPU VMCS layout - allocate 32 fields of each type
|
|
#define VMCS_DATA_OFFSET (0x0010)
|
|
|
|
#if ((VMCS_DATA_OFFSET + 32*16*4) > VMX_VMCS_AREA_SIZE)
|
|
#error "VMCS area size exceeded !"
|
|
#endif
|
|
|
|
// =============
|
|
// VMCS state
|
|
// =============
|
|
|
|
enum VMX_state {
|
|
VMCS_STATE_CLEAR = 0,
|
|
VMCS_STATE_LAUNCHED
|
|
};
|
|
|
|
// ================
|
|
// VMCS structure
|
|
// ================
|
|
|
|
typedef struct bx_VMCS_GUEST_STATE
|
|
{
|
|
bx_address cr0;
|
|
bx_address cr3;
|
|
bx_address cr4;
|
|
bx_address dr7;
|
|
|
|
bx_address rip;
|
|
bx_address rsp;
|
|
bx_address rflags;
|
|
|
|
bx_segment_reg_t sregs[6];
|
|
|
|
bx_global_segment_reg_t gdtr;
|
|
bx_global_segment_reg_t idtr;
|
|
bx_segment_reg_t ldtr;
|
|
bx_segment_reg_t tr;
|
|
|
|
Bit64u ia32_debugctl_msr;
|
|
bx_address sysenter_esp_msr;
|
|
bx_address sysenter_eip_msr;
|
|
Bit32u sysenter_cs_msr;
|
|
|
|
Bit32u smbase;
|
|
Bit32u activity_state;
|
|
Bit32u interruptibility_state;
|
|
Bit32u tmpDR6;
|
|
|
|
Bit64u link_pointer;
|
|
|
|
Bit64u pat_msr;
|
|
#if BX_SUPPORT_X86_64
|
|
Bit64u efer_msr;
|
|
#endif
|
|
} VMCS_GUEST_STATE;
|
|
|
|
typedef struct bx_VMCS_HOST_STATE
|
|
{
|
|
bx_address cr0;
|
|
bx_address cr3;
|
|
bx_address cr4;
|
|
|
|
Bit16u segreg_selector[6];
|
|
|
|
bx_address fs_base;
|
|
bx_address gs_base;
|
|
|
|
bx_address gdtr_base;
|
|
bx_address idtr_base;
|
|
|
|
Bit32u tr_selector;
|
|
bx_address tr_base;
|
|
|
|
bx_address rsp;
|
|
bx_address rip;
|
|
|
|
bx_address sysenter_esp_msr;
|
|
bx_address sysenter_eip_msr;
|
|
Bit32u sysenter_cs_msr;
|
|
|
|
Bit64u pat_msr;
|
|
#if BX_SUPPORT_X86_64
|
|
Bit64u efer_msr;
|
|
#endif
|
|
} VMCS_HOST_STATE;
|
|
|
|
typedef struct bx_VMCS
|
|
{
|
|
//
|
|
// VM-Execution Control Fields
|
|
//
|
|
|
|
#define VMX_VM_EXEC_CTRL1_EXTERNAL_INTERRUPT_VMEXIT (1 << 0)
|
|
#define VMX_VM_EXEC_CTRL1_NMI_VMEXIT (1 << 3)
|
|
#define VMX_VM_EXEC_CTRL1_VIRTUAL_NMI (1 << 5)
|
|
#define VMX_VM_EXEC_CTRL1_VMX_PREEMPTION_TIMER (1 << 6)
|
|
|
|
#ifdef BX_VMX_ENABLE_ALL
|
|
|
|
#define VMX_VM_EXEC_CTRL1_SUPPORTED_BITS (0x00000069)
|
|
|
|
#else // only really supported features
|
|
|
|
#define VMX_VM_EXEC_CTRL1_SUPPORTED_BITS \
|
|
(VMX_VM_EXEC_CTRL1_EXTERNAL_INTERRUPT_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL1_NMI_VMEXIT)
|
|
|
|
#endif
|
|
|
|
Bit32u vmexec_ctrls1;
|
|
|
|
#define VMX_VM_EXEC_CTRL2_INTERRUPT_WINDOW_VMEXIT (1 << 2)
|
|
#define VMX_VM_EXEC_CTRL2_TSC_OFFSET (1 << 3)
|
|
#define VMX_VM_EXEC_CTRL2_HLT_VMEXIT (1 << 7)
|
|
#define VMX_VM_EXEC_CTRL2_INVLPG_VMEXIT (1 << 9)
|
|
#define VMX_VM_EXEC_CTRL2_MWAIT_VMEXIT (1 << 10)
|
|
#define VMX_VM_EXEC_CTRL2_RDPMC_VMEXIT (1 << 11)
|
|
#define VMX_VM_EXEC_CTRL2_RDTSC_VMEXIT (1 << 12)
|
|
#define VMX_VM_EXEC_CTRL2_CR3_WRITE_VMEXIT (1 << 15) /* legacy must be '1 */
|
|
#define VMX_VM_EXEC_CTRL2_CR3_READ_VMEXIT (1 << 16) /* legacy must be '1 */
|
|
#define VMX_VM_EXEC_CTRL2_CR8_WRITE_VMEXIT (1 << 19)
|
|
#define VMX_VM_EXEC_CTRL2_CR8_READ_VMEXIT (1 << 20)
|
|
#define VMX_VM_EXEC_CTRL2_TPR_SHADOW (1 << 21)
|
|
#define VMX_VM_EXEC_CTRL2_NMI_WINDOW_VMEXIT (1 << 22)
|
|
#define VMX_VM_EXEC_CTRL2_DRx_ACCESS_VMEXIT (1 << 23)
|
|
#define VMX_VM_EXEC_CTRL2_IO_VMEXIT (1 << 24)
|
|
#define VMX_VM_EXEC_CTRL2_IO_BITMAPS (1 << 25)
|
|
#define VMX_VM_EXEC_CTRL2_MONITOR_TRAP_FLAG (1 << 27)
|
|
#define VMX_VM_EXEC_CTRL2_MSR_BITMAPS (1 << 28)
|
|
#define VMX_VM_EXEC_CTRL2_MONITOR_VMEXIT (1 << 29)
|
|
#define VMX_VM_EXEC_CTRL2_PAUSE_VMEXIT (1 << 30)
|
|
#define VMX_VM_EXEC_CTRL2_SECONDARY_CONTROLS (1 << 31)
|
|
|
|
#ifdef BX_VMX_ENABLE_ALL
|
|
|
|
#define VMX_VM_EXEC_CTRL2_SUPPORTED_BITS (0xFBF99E8C)
|
|
|
|
#else // only really supported features
|
|
|
|
#define VMX_VM_EXEC_CTRL2_SUPPORTED_BITS \
|
|
(VMX_VM_EXEC_CTRL2_INTERRUPT_WINDOW_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_TSC_OFFSET | \
|
|
VMX_VM_EXEC_CTRL2_HLT_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_INVLPG_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_MWAIT_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_RDPMC_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_RDTSC_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_CR3_WRITE_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_CR3_READ_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_CR8_WRITE_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_CR8_READ_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_NMI_WINDOW_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_DRx_ACCESS_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_IO_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_IO_BITMAPS | \
|
|
VMX_VM_EXEC_CTRL2_MSR_BITMAPS | \
|
|
VMX_VM_EXEC_CTRL2_MONITOR_VMEXIT | \
|
|
VMX_VM_EXEC_CTRL2_PAUSE_VMEXIT)
|
|
|
|
#endif
|
|
|
|
Bit32u vmexec_ctrls2;
|
|
Bit32u vm_exceptions_bitmap;
|
|
Bit32u vm_pf_mask;
|
|
Bit32u vm_pf_match;
|
|
Bit64u io_bitmap_addr[2];
|
|
Bit64u tsc_offset;
|
|
bx_phy_address msr_bitmap_addr;
|
|
|
|
bx_address vm_cr0_mask;
|
|
bx_address vm_cr0_read_shadow;
|
|
bx_address vm_cr4_mask;
|
|
bx_address vm_cr4_read_shadow;
|
|
|
|
#define VMX_CR3_TARGET_MAX_CNT 4
|
|
|
|
Bit32u vm_cr3_target_cnt;
|
|
bx_address vm_cr3_target_value[4];
|
|
|
|
bx_phy_address virtual_apic_page_addr;
|
|
Bit32u vm_tpr_threshold;
|
|
|
|
Bit64u executive_vmcsptr;
|
|
|
|
//
|
|
// VM-Exit Control Fields
|
|
//
|
|
|
|
#define VMX_VMEXIT_CTRL1_SAVE_DBG_CTRLS (1 << 2) /* legacy must be '1 */
|
|
#define VMX_VMEXIT_CTRL1_HOST_ADDR_SPACE_SIZE (1 << 9)
|
|
#define VMX_VMEXIT_CTRL1_LOAD_PERF_GLOBAL_CTRL_MSR (1 << 12)
|
|
#define VMX_VMEXIT_CTRL1_INTA_ON_VMEXIT (1 << 15)
|
|
#define VMX_VMEXIT_CTRL1_STORE_PAT_MSR (1 << 18)
|
|
#define VMX_VMEXIT_CTRL1_LOAD_PAT_MSR (1 << 19)
|
|
#define VMX_VMEXIT_CTRL1_STORE_EFER_MSR (1 << 20)
|
|
#define VMX_VMEXIT_CTRL1_LOAD_EFER_MSR (1 << 21)
|
|
#define VMX_VMEXIT_CTRL1_STORE_VMX_PREEMPTION_TIMER (1 << 22)
|
|
|
|
#ifdef BX_VMX_ENABLE_ALL
|
|
|
|
#define VMX_VMEXIT_CTRL1_SUPPORTED_BITS (0x007C9204)
|
|
|
|
#else // only really supported features
|
|
|
|
#define VMX_VMEXIT_CTRL1_SUPPORTED_BITS \
|
|
(VMX_VMEXIT_CTRL1_SAVE_DBG_CTRLS | \
|
|
VMX_VMEXIT_CTRL1_HOST_ADDR_SPACE_SIZE | \
|
|
VMX_VMEXIT_CTRL1_INTA_ON_VMEXIT)
|
|
|
|
#endif
|
|
|
|
Bit32u vmexit_ctrls;
|
|
|
|
Bit32u vmexit_msr_store_cnt;
|
|
bx_phy_address vmexit_msr_store_addr;
|
|
Bit32u vmexit_msr_load_cnt;
|
|
bx_phy_address vmexit_msr_load_addr;
|
|
|
|
//
|
|
// VM-Entry Control Fields
|
|
//
|
|
|
|
#define VMX_VMENTRY_CTRL1_LOAD_DBG_CTRLS (1 << 2) /* legacy must be '1 */
|
|
#define VMX_VMENTRY_CTRL1_X86_64_GUEST (1 << 9)
|
|
#define VMX_VMENTRY_CTRL1_SMM_ENTER (1 << 10)
|
|
#define VMX_VMENTRY_CTRL1_DEACTIVATE_DUAL_MONITOR_TREATMENT (1 << 11)
|
|
#define VMX_VMENTRY_CTRL1_LOAD_PERF_GLOBAL_CTRL_MSR (1 << 13)
|
|
#define VMX_VMENTRY_CTRL1_LOAD_PAT_MSR (1 << 14)
|
|
#define VMX_VMENTRY_CTRL1_LOAD_EFER_MSR (1 << 15)
|
|
|
|
#ifdef BX_VMX_ENABLE_ALL
|
|
|
|
#define VMX_VMENTRY_CTRL1_SUPPORTED_BITS (0x0000EE04)
|
|
|
|
#else // only really supported features
|
|
|
|
#define VMX_VMENTRY_CTRL1_SUPPORTED_BITS \
|
|
(VMX_VMENTRY_CTRL1_LOAD_DBG_CTRLS | \
|
|
VMX_VMENTRY_CTRL1_X86_64_GUEST | \
|
|
VMX_VMENTRY_CTRL1_SMM_ENTER | \
|
|
VMX_VMENTRY_CTRL1_DEACTIVATE_DUAL_MONITOR_TREATMENT)
|
|
|
|
#endif
|
|
|
|
Bit32u vmentry_ctrls;
|
|
|
|
Bit32u vmentry_msr_load_cnt;
|
|
bx_phy_address vmentry_msr_load_addr;
|
|
|
|
Bit32u vmentry_interr_info;
|
|
Bit32u vmentry_excep_err_code;
|
|
Bit32u vmentry_instr_length;
|
|
|
|
//
|
|
// VMCS Hidden and Read-Only Fields
|
|
//
|
|
/*
|
|
Bit32u vmexit_reason;
|
|
bx_address vmexit_qualification;
|
|
Bit32u vmexit_instr_info;
|
|
Bit32u vmexit_instr_length;
|
|
bx_address vmexit_guest_laddr;
|
|
Bit32u vmexit_excep_info;
|
|
Bit32u vmexit_excep_error_code;
|
|
|
|
bx_address vmexit_io_rcx;
|
|
bx_address vmexit_io_rsi;
|
|
bx_address vmexit_io_rdi;
|
|
bx_address vmexit_io_rip;
|
|
|
|
Bit32u vm_instr_error;
|
|
*/
|
|
Bit32u idt_vector_info;
|
|
Bit32u idt_vector_error_code;
|
|
|
|
//
|
|
// VMCS Host State
|
|
//
|
|
|
|
VMCS_HOST_STATE host_state;
|
|
|
|
} VMCS_CACHE;
|
|
|
|
enum VMX_Activity_State {
|
|
BX_VMX_ACTIVE_STATE = 0,
|
|
BX_VMX_STATE_HLT,
|
|
BX_VMX_STATE_SHUTDOWN,
|
|
BX_VMX_STATE_WAIT_FOR_SIPI,
|
|
BX_VMX_LAST_ACTIVITY_STATE
|
|
};
|
|
|
|
#define PIN_VMEXIT(ctrl) (BX_CPU_THIS_PTR vmcs.vmexec_ctrls1 & (ctrl))
|
|
#define VMEXIT(ctrl) (BX_CPU_THIS_PTR vmcs.vmexec_ctrls2 & (ctrl))
|
|
|
|
#define BX_VMX_INTERRUPTS_BLOCKED_BY_STI (1 << 0)
|
|
#define BX_VMX_INTERRUPTS_BLOCKED_BY_MOV_SS (1 << 1)
|
|
#define BX_VMX_INTERRUPTS_BLOCKED_SMI_BLOCKED (1 << 2)
|
|
#define BX_VMX_INTERRUPTS_BLOCKED_NMI_BLOCKED (1 << 3)
|
|
|
|
#define BX_VMX_INTERRUPTIBILITY_STATE_MASK \
|
|
(BX_VMX_INTERRUPTS_BLOCKED_BY_STI | BX_VMX_INTERRUPTS_BLOCKED_BY_MOV_SS | \
|
|
BX_VMX_INTERRUPTS_BLOCKED_SMI_BLOCKED | \
|
|
BX_VMX_INTERRUPTS_BLOCKED_NMI_BLOCKED)
|
|
|
|
//
|
|
// IA32_VMX_BASIC MSR (0x480)
|
|
// --------------
|
|
|
|
//
|
|
// 31:00 32-bit VMCS revision id
|
|
// 32:47 VMCS region size, 0 <= size <= 4096
|
|
// 48:48 use 32-bit physical address, set when x86_64 disabled
|
|
// 49:49 support of dual-monitor treatment of SMI and SMM
|
|
// 53:50 memory type used for VMCS access
|
|
// 54:54 logical processor reports information in the VM-exit
|
|
// instruction-information field on VM exits due to
|
|
// execution of INS/OUTS
|
|
// 55:55 set if any VMX controls that default to `1 may be
|
|
// cleared to `0
|
|
// 56:63 reserved, must be zero
|
|
//
|
|
|
|
#define VMX_MSR_VMX_BASIC_LO (VMX_VMCS_REVISION_ID)
|
|
#define VMX_MSR_VMX_BASIC_HI \
|
|
(VMX_VMCS_AREA_SIZE | ((!BX_SUPPORT_X86_64) << 16) | (BX_MEMTYPE_WB << 18))
|
|
|
|
#define VMX_MSR_VMX_BASIC \
|
|
((((Bit64u) VMX_MSR_VMX_BASIC_HI) << 32) | VMX_MSR_VMX_BASIC_LO)
|
|
|
|
|
|
// ------------------------------------------------------------------------
|
|
// reserved bit (must be '1) settings for VMX MSRs
|
|
// ------------------------------------------------------------------------
|
|
|
|
// -----------------------------------------
|
|
// 3322|2222|2222|1111|1111|11 | |
|
|
// 1098|7654|3210|9876|5432|1098|7654|3210
|
|
// -----------------------------------------
|
|
// ----.----.----.----.----.----.---1.-11- MSR (0x481) IA32_MSR_VMX_PINBASED_CTRLS
|
|
// ----.-1--.----.---1.111-.---1.-111.--1- MSR (0x482) IA32_MSR_VMX_PROCBASED_CTRLS
|
|
// ----.----.----.--11.-11-.11-1.1111.1111 MSR (0x483) IA32_MSR_VMX_VMEXIT_CTRLS
|
|
// ----.----.----.----.---1.---1.1111.1111 MSR (0x484) IA32_MSR_VMX_VMENTRY_CTRLS
|
|
//
|
|
|
|
// IA32_MSR_VMX_PINBASED_CTRLS MSR (0x481)
|
|
// ---------------------------
|
|
|
|
// Bits 1, 2 and 4 must be '1
|
|
|
|
// Allowed 0-settings: VMentry fail if a bit is '0 in pin-based vmexec controls
|
|
// but set to '1 in this MSR
|
|
#define VMX_MSR_VMX_PINBASED_CTRLS_LO (0x00000016)
|
|
// Allowed 1-settings: VMentry fail if a bit is '1 in pin-based vmexec controls
|
|
// but set to '0 in this MSR.
|
|
#define VMX_MSR_VMX_PINBASED_CTRLS_HI \
|
|
(VMX_VM_EXEC_CTRL1_SUPPORTED_BITS | VMX_MSR_VMX_PINBASED_CTRLS_LO)
|
|
|
|
#define VMX_MSR_VMX_PINBASED_CTRLS \
|
|
((((Bit64u) VMX_MSR_VMX_PINBASED_CTRLS_HI) << 32) | VMX_MSR_VMX_PINBASED_CTRLS_LO)
|
|
|
|
|
|
// IA32_MSR_VMX_PROCBASED_CTRLS MSR (0x482)
|
|
// ----------------------------
|
|
|
|
// Bits 1, 4-6, 8, 13-16, 26 must be '1
|
|
// Bits 0, 17, 18 must be '0
|
|
// Bits 19-21 also must be '0 when x86-64 is not supported
|
|
|
|
// Allowed 0-settings (must be '1 bits)
|
|
#define VMX_MSR_VMX_PROCBASED_CTRLS_LO (0x0401E172)
|
|
// Allowed 1-settings
|
|
#define VMX_MSR_VMX_PROCBASED_CTRLS_HI \
|
|
(VMX_VM_EXEC_CTRL2_SUPPORTED_BITS | VMX_MSR_VMX_PROCBASED_CTRLS_LO)
|
|
|
|
#define VMX_MSR_VMX_PROCBASED_CTRLS \
|
|
((((Bit64u) VMX_MSR_VMX_PROCBASED_CTRLS_HI) << 32) | VMX_MSR_VMX_PROCBASED_CTRLS_LO)
|
|
|
|
|
|
// IA32_MSR_VMX_VMEXIT_CTRLS MSR (0x483)
|
|
// -------------------------
|
|
|
|
// Bits 0-8, 10, 11, 13, 14, 16, 17 must be '1
|
|
|
|
// Allowed 0-settings (must be '1 bits)
|
|
#define VMX_MSR_VMX_VMEXIT_CTRLS_LO (0x00036DFF)
|
|
// Allowed 1-settings
|
|
#define VMX_MSR_VMX_VMEXIT_CTRLS_HI \
|
|
(VMX_VMEXIT_CTRL1_SUPPORTED_BITS | VMX_MSR_VMX_VMEXIT_CTRLS_LO)
|
|
|
|
#define VMX_MSR_VMX_VMEXIT_CTRLS \
|
|
((((Bit64u) VMX_MSR_VMX_VMEXIT_CTRLS_HI) << 32) | VMX_MSR_VMX_VMEXIT_CTRLS_LO)
|
|
|
|
|
|
// IA32_MSR_VMX_VMENTRY_CTRLS MSR (0x484)
|
|
// --------------------------
|
|
|
|
// Bits 0-8, 12 must be '1
|
|
|
|
// Allowed 0-settings (must be '1 bits)
|
|
#define VMX_MSR_VMX_VMENTRY_CTRLS_LO (0x000011FF)
|
|
// Allowed 1-settings
|
|
#define VMX_MSR_VMX_VMENTRY_CTRLS_HI \
|
|
(VMX_VMEXIT_CTRL1_SUPPORTED_BITS | VMX_MSR_VMX_VMENTRY_CTRLS_LO)
|
|
|
|
#define VMX_MSR_VMX_VMENTRY_CTRLS \
|
|
((((Bit64u) VMX_MSR_VMX_VMENTRY_CTRLS_HI) << 32) | VMX_MSR_VMX_VMENTRY_CTRLS_LO)
|
|
|
|
|
|
//
|
|
// IA32_VMX_CR0_FIXED0 MSR (0x486) IA32_VMX_CR0_FIXED1 MSR (0x487)
|
|
// ------------------- -------------------
|
|
|
|
// allowed 0-setting in CR0 in VMX mode
|
|
// bits PE(0), NE(5) and PG(31) required to be set in CR0 to enter VMX mode
|
|
#define VMX_MSR_CR0_FIXED0_LO (0x80000021)
|
|
#define VMX_MSR_CR0_FIXED0_HI (0x00000000)
|
|
|
|
#define VMX_MSR_CR0_FIXED0 \
|
|
((((Bit64u) VMX_MSR_CR0_FIXED0_HI) << 32) | VMX_MSR_CR0_FIXED0_LO)
|
|
|
|
// allowed 1-setting in CR0 in VMX mode
|
|
#define VMX_MSR_CR0_FIXED1_LO (0xFFFFFFFF)
|
|
#define VMX_MSR_CR0_FIXED1_HI (0x00000000)
|
|
|
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#define VMX_MSR_CR0_FIXED1 \
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((((Bit64u) VMX_MSR_CR0_FIXED1_HI) << 32) | VMX_MSR_CR0_FIXED1_LO)
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//
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// IA32_VMX_CR4_FIXED0 MSR (0x488) IA32_VMX_CR4_FIXED1 MSR (0x489)
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// ------------------- -------------------
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// allowed 0-setting in CR0 in VMX mode
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// bit VMXE(13) required to be set in CR4 to enter VMX mode
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#define VMX_MSR_CR4_FIXED0_LO (0x00002000)
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#define VMX_MSR_CR4_FIXED0_HI (0x00000000)
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#define VMX_MSR_CR4_FIXED0 \
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((((Bit64u) VMX_MSR_CR4_FIXED0_HI) << 32) | VMX_MSR_CR4_FIXED0_LO)
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// allowed 1-setting in CR0 in VMX mode
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#define VMX_MSR_CR4_FIXED1_LO GET32L(get_cr4_allow_mask())
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#define VMX_MSR_CR4_FIXED1_HI GET32H(get_cr4_allow_mask())
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#define VMX_MSR_CR4_FIXED1 \
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((((Bit64u) VMX_MSR_CR4_FIXED1_HI) << 32) | VMX_MSR_CR4_FIXED1_LO)
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//
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// IA32_VMX_VMCS_ENUM MSR (0x48A)
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// ------------------
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//
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// 09:01 highest index value used for any VMCS encoding
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// 63:10 reserved, must be zero
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//
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#define VMX_HIGHEST_VMCS_ENCODING 0x2A
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#define VMX_MSR_VMCS_ENUM_LO (VMX_HIGHEST_VMCS_ENCODING)
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#define VMX_MSR_VMCS_ENUM_HI (0x00000000)
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#define VMX_MSR_VMCS_ENUM \
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((((Bit64u) VMX_MSR_VMCS_ENUM_HI) << 32) | VMX_MSR_VMCS_ENUM_LO)
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#endif // _BX_VMX_INTEL_H_
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