| 1 | ; $Id: CPUMInternal.mac 14411 2008-11-20 13:26:47Z vboxsync $
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| 2 | ;; @file
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| 3 | ; CPUM - Internal header file (asm).
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| 4 | ;
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| 5 |
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| 6 | ;
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| 7 | ; Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 8 | ;
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| 9 | ; This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | ; available from http://www.virtualbox.org. This file is free software;
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| 11 | ; you can redistribute it and/or modify it under the terms of the GNU
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| 12 | ; General Public License (GPL) as published by the Free Software
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| 13 | ; Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | ; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | ; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | ;
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| 17 | ; Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 18 | ; Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 19 | ; additional information or have any questions.
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| 20 | ;
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| 21 |
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| 22 | %include "VBox/asmdefs.mac"
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| 23 |
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| 24 | %define CPUM_USED_FPU RT_BIT(0)
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| 25 | %define CPUM_USED_FPU_SINCE_REM RT_BIT(1)
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| 26 | %define CPUM_USE_SYSENTER RT_BIT(2)
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| 27 | %define CPUM_USE_SYSCALL RT_BIT(3)
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| 28 | %define CPUM_USE_DEBUG_REGS_HOST RT_BIT(4)
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| 29 | %define CPUM_USE_DEBUG_REGS RT_BIT(5)
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| 30 |
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| 31 | %define CPUM_HANDLER_DS 1
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| 32 | %define CPUM_HANDLER_ES 2
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| 33 | %define CPUM_HANDLER_FS 3
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| 34 | %define CPUM_HANDLER_GS 4
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| 35 | %define CPUM_HANDLER_IRET 5
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| 36 | %define CPUM_HANDLER_TYPEMASK 0ffh
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| 37 | %define CPUM_HANDLER_CTXCORE_IN_EBP RT_BIT(31)
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| 38 |
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| 39 | %define VMMGCRET_USED_FPU 040000000h
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| 40 |
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| 41 | %define FPUSTATE_SIZE 512
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| 42 |
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| 43 | ;; if anyone figures how to do %if HC_ARCH_BITS == 64 || defined(VBOX_WITH_HYBIRD_32BIT_KERNEL) in
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| 44 | ; nasm please tell / fix this hack.
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| 45 | %ifdef VBOX_WITH_HYBIRD_32BIT_KERNEL
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| 46 | %define fVBOX_WITH_HYBIRD_32BIT_KERNEL 1
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| 47 | %else
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| 48 | %define fVBOX_WITH_HYBIRD_32BIT_KERNEL 0
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| 49 | %endif
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| 50 |
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| 51 | struc CPUM
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| 52 | ;
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| 53 | ; Hypervisor Context.
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| 54 | ;
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| 55 | alignb 64 ; the padding
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| 56 | .Hyper.fpu resb FPUSTATE_SIZE
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| 57 |
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| 58 | .Hyper.edi resq 1
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| 59 | .Hyper.esi resq 1
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| 60 | .Hyper.ebp resq 1
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| 61 | .Hyper.eax resq 1
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| 62 | .Hyper.ebx resq 1
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| 63 | .Hyper.edx resq 1
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| 64 | .Hyper.ecx resq 1
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| 65 | .Hyper.esp resq 1
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| 66 | .Hyper.lss_esp resd 1
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| 67 | .Hyper.ss resw 1
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| 68 | .Hyper.ssPadding resw 1
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| 69 | .Hyper.gs resw 1
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| 70 | .Hyper.gsPadding resw 1
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| 71 | .Hyper.fs resw 1
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| 72 | .Hyper.fsPadding resw 1
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| 73 | .Hyper.es resw 1
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| 74 | .Hyper.esPadding resw 1
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| 75 | .Hyper.ds resw 1
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| 76 | .Hyper.dsPadding resw 1
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| 77 | .Hyper.cs resw 1
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| 78 | .Hyper.csPadding resw 3
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| 79 | .Hyper.eflags resq 1
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| 80 | .Hyper.eip resq 1
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| 81 | .Hyper.r8 resq 1
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| 82 | .Hyper.r9 resq 1
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| 83 | .Hyper.r10 resq 1
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| 84 | .Hyper.r11 resq 1
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| 85 | .Hyper.r12 resq 1
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| 86 | .Hyper.r13 resq 1
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| 87 | .Hyper.r14 resq 1
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| 88 | .Hyper.r15 resq 1
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| 89 |
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| 90 | .Hyper.esHid.u64Base resq 1
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| 91 | .Hyper.esHid.u32Limit resd 1
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| 92 | .Hyper.esHid.Attr resd 1
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| 93 |
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| 94 | .Hyper.csHid.u64Base resq 1
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| 95 | .Hyper.csHid.u32Limit resd 1
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| 96 | .Hyper.csHid.Attr resd 1
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| 97 |
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| 98 | .Hyper.ssHid.u64Base resq 1
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| 99 | .Hyper.ssHid.u32Limit resd 1
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| 100 | .Hyper.ssHid.Attr resd 1
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| 101 |
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| 102 | .Hyper.dsHid.u64Base resq 1
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| 103 | .Hyper.dsHid.u32Limit resd 1
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| 104 | .Hyper.dsHid.Attr resd 1
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| 105 |
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| 106 | .Hyper.fsHid.u64Base resq 1
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| 107 | .Hyper.fsHid.u32Limit resd 1
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| 108 | .Hyper.fsHid.Attr resd 1
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| 109 |
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| 110 | .Hyper.gsHid.u64Base resq 1
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| 111 | .Hyper.gsHid.u32Limit resd 1
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| 112 | .Hyper.gsHid.Attr resd 1
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| 113 |
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| 114 | .Hyper.cr0 resq 1
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| 115 | .Hyper.cr2 resq 1
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| 116 | .Hyper.cr3 resq 1
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| 117 | .Hyper.cr4 resq 1
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| 118 |
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| 119 | .Hyper.dr resq 8
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| 120 |
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| 121 | .Hyper.gdtr resb 10 ; GDT limit + linear address
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| 122 | .Hyper.gdtrPadding resw 1
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| 123 | .Hyper.idtr resb 10 ; IDT limit + linear address
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| 124 | .Hyper.idtrPadding resw 1
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| 125 | .Hyper.ldtr resw 1
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| 126 | .Hyper.ldtrPadding resw 1
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| 127 | .Hyper.tr resw 1
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| 128 | .Hyper.trPadding resw 1
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| 129 |
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| 130 | .Hyper.SysEnter.cs resb 8
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| 131 | .Hyper.SysEnter.eip resb 8
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| 132 | .Hyper.SysEnter.esp resb 8
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| 133 |
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| 134 | .Hyper.msrEFER resb 8
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| 135 | .Hyper.msrSTAR resb 8
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| 136 | .Hyper.msrPAT resb 8
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| 137 | .Hyper.msrLSTAR resb 8
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| 138 | .Hyper.msrCSTAR resb 8
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| 139 | .Hyper.msrSFMASK resb 8
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| 140 | .Hyper.msrKERNELGSBASE resb 8
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| 141 |
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| 142 | .Hyper.ldtrHid.u64Base resq 1
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| 143 | .Hyper.ldtrHid.u32Limit resd 1
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| 144 | .Hyper.ldtrHid.Attr resd 1
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| 145 |
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| 146 | .Hyper.trHid.u64Base resq 1
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| 147 | .Hyper.trHid.u32Limit resd 1
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| 148 | .Hyper.trHid.Attr resd 1
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| 149 |
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| 150 | ;
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| 151 | ; Other stuff.
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| 152 | ;
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| 153 | alignb 64
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| 154 | ; hypervisor core context.
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| 155 | .pHyperCoreR3 RTR3PTR_RES 1
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| 156 | .pHyperCoreR0 RTR0PTR_RES 1
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| 157 | .pHyperCoreRC RTRCPTR_RES 1
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| 158 | ;...
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| 159 | .ulOffCPUMCPU resd 1
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| 160 | .fValidHiddenSelRegs resd 1
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| 161 |
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| 162 | ; CPUID eax=1
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| 163 | .CPUFeatures.edx resd 1
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| 164 | .CPUFeatures.ecx resd 1
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| 165 |
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| 166 | ; CPUID eax=0x80000001
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| 167 | .CPUFeaturesExt.edx resd 1
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| 168 | .CPUFeaturesExt.ecx resd 1
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| 169 |
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| 170 | .enmCPUVendor resd 1
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| 171 |
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| 172 | ; CR4 masks
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| 173 | .CR4.AndMask resd 1
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| 174 | .CR4.OrMask resd 1
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| 175 | ; entered rawmode?
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| 176 | .fRawEntered resb 1
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| 177 | %if RTHCPTR_CB == 8
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| 178 | .abPadding resb 7
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| 179 | %else
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| 180 | .abPadding resb 3
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| 181 | %endif
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| 182 |
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| 183 | ; CPUID leafs
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| 184 | .aGuestCpuIdStd resb 16*6
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| 185 | .aGuestCpuIdExt resb 16*10
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| 186 | .aGuestCpuIdCentaur resb 16*4
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| 187 | .GuestCpuIdDef resb 16
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| 188 |
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| 189 | alignb 64
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| 190 | ; CPUMCTX debug stuff...
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| 191 | .GuestEntry resb 1024
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| 192 | endstruc
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| 193 |
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| 194 | struc CPUMCPU
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| 195 | ;
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| 196 | ; Host context state
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| 197 | ;
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| 198 | .Host.fpu resb FPUSTATE_SIZE
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| 199 |
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| 200 | %if HC_ARCH_BITS == 64 || fVBOX_WITH_HYBIRD_32BIT_KERNEL
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| 201 | ;.Host.rax resq 1 - scratch
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| 202 | .Host.rbx resq 1
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| 203 | ;.Host.rcx resq 1 - scratch
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| 204 | ;.Host.rdx resq 1 - scratch
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| 205 | .Host.rdi resq 1
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| 206 | .Host.rsi resq 1
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| 207 | .Host.rbp resq 1
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| 208 | .Host.rsp resq 1
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| 209 | ;.Host.r8 resq 1 - scratch
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| 210 | ;.Host.r9 resq 1 - scratch
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| 211 | .Host.r10 resq 1
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| 212 | .Host.r11 resq 1
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| 213 | .Host.r12 resq 1
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| 214 | .Host.r13 resq 1
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| 215 | .Host.r14 resq 1
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| 216 | .Host.r15 resq 1
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| 217 | ;.Host.rip resd 1 - scratch
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| 218 | .Host.rflags resq 1
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| 219 | %endif
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| 220 | %if HC_ARCH_BITS == 32
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| 221 | ;.Host.eax resd 1 - scratch
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| 222 | .Host.ebx resd 1
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| 223 | ;.Host.edx resd 1 - scratch
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| 224 | ;.Host.ecx resd 1 - scratch
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| 225 | .Host.edi resd 1
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| 226 | .Host.esi resd 1
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| 227 | .Host.ebp resd 1
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| 228 | .Host.eflags resd 1
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| 229 | ;.Host.eip resd 1 - scratch
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| 230 | ; lss pair!
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| 231 | .Host.esp resd 1
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| 232 | %endif
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| 233 | .Host.ss resw 1
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| 234 | .Host.ssPadding resw 1
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| 235 | .Host.gs resw 1
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| 236 | .Host.gsPadding resw 1
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| 237 | .Host.fs resw 1
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| 238 | .Host.fsPadding resw 1
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| 239 | .Host.es resw 1
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| 240 | .Host.esPadding resw 1
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| 241 | .Host.ds resw 1
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| 242 | .Host.dsPadding resw 1
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| 243 | .Host.cs resw 1
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| 244 | .Host.csPadding resw 1
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| 245 |
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| 246 | %if HC_ARCH_BITS == 32 && fVBOX_WITH_HYBIRD_32BIT_KERNEL == 0
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| 247 | .Host.cr0 resd 1
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| 248 | ;.Host.cr2 resd 1 - scratch
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| 249 | .Host.cr3 resd 1
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| 250 | .Host.cr4 resd 1
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| 251 |
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| 252 | .Host.dr0 resd 1
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| 253 | .Host.dr1 resd 1
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| 254 | .Host.dr2 resd 1
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| 255 | .Host.dr3 resd 1
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| 256 | .Host.dr6 resd 1
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| 257 | .Host.dr7 resd 1
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| 258 |
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| 259 | .Host.gdtr resb 6 ; GDT limit + linear address
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| 260 | .Host.gdtrPadding resw 1
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| 261 | .Host.idtr resb 6 ; IDT limit + linear address
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| 262 | .Host.idtrPadding resw 1
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| 263 | .Host.ldtr resw 1
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| 264 | .Host.ldtrPadding resw 1
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| 265 | .Host.tr resw 1
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| 266 | .Host.trPadding resw 1
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| 267 |
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| 268 | .Host.SysEnterPadding resd 1
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| 269 | .Host.SysEnter.cs resq 1
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| 270 | .Host.SysEnter.eip resq 1
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| 271 | .Host.SysEnter.esp resq 1
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| 272 |
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| 273 | %else ; 64-bit
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| 274 |
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| 275 | .Host.cr0 resq 1
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| 276 | ;.Host.cr2 resq 1 - scratch
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| 277 | .Host.cr3 resq 1
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| 278 | .Host.cr4 resq 1
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| 279 | .Host.cr8 resq 1
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| 280 |
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| 281 | .Host.dr0 resq 1
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| 282 | .Host.dr1 resq 1
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| 283 | .Host.dr2 resq 1
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| 284 | .Host.dr3 resq 1
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| 285 | .Host.dr6 resq 1
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| 286 | .Host.dr7 resq 1
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| 287 |
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| 288 | .Host.gdtr resb 10 ; GDT limit + linear address
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| 289 | .Host.gdtrPadding resw 1
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| 290 | .Host.idtr resb 10 ; IDT limit + linear address
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| 291 | .Host.idtrPadding resw 1
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| 292 | .Host.ldtr resw 1
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| 293 | .Host.ldtrPadding resw 1
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| 294 | .Host.tr resw 1
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| 295 | .Host.trPadding resw 1
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| 296 |
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| 297 | .Host.SysEnter.cs resq 1
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| 298 | .Host.SysEnter.eip resq 1
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| 299 | .Host.SysEnter.esp resq 1
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| 300 | .Host.FSbase resq 1
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| 301 | .Host.GSbase resq 1
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| 302 | .Host.efer resq 1
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| 303 | %endif ; 64-bit
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| 304 |
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| 305 | ;
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| 306 | ; Guest context state
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| 307 | ; (Identical to the .Hyper chunk above.)
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| 308 | ;
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| 309 | alignb 64
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| 310 | .Guest.fpu resb FPUSTATE_SIZE
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| 311 |
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| 312 | .Guest.edi resq 1
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| 313 | .Guest.esi resq 1
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| 314 | .Guest.ebp resq 1
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| 315 | .Guest.eax resq 1
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| 316 | .Guest.ebx resq 1
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| 317 | .Guest.edx resq 1
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| 318 | .Guest.ecx resq 1
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| 319 | .Guest.esp resq 1
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| 320 | .Guest.lss_esp resd 1
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| 321 | .Guest.ss resw 1
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| 322 | .Guest.ssPadding resw 1
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| 323 | .Guest.gs resw 1
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| 324 | .Guest.gsPadding resw 1
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| 325 | .Guest.fs resw 1
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| 326 | .Guest.fsPadding resw 1
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| 327 | .Guest.es resw 1
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| 328 | .Guest.esPadding resw 1
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| 329 | .Guest.ds resw 1
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| 330 | .Guest.dsPadding resw 1
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| 331 | .Guest.cs resw 1
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| 332 | .Guest.csPadding resw 3
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| 333 | .Guest.eflags resq 1
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| 334 | .Guest.eip resq 1
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| 335 | .Guest.r8 resq 1
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| 336 | .Guest.r9 resq 1
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| 337 | .Guest.r10 resq 1
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| 338 | .Guest.r11 resq 1
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| 339 | .Guest.r12 resq 1
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| 340 | .Guest.r13 resq 1
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| 341 | .Guest.r14 resq 1
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| 342 | .Guest.r15 resq 1
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| 343 |
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| 344 | .Guest.esHid.u64Base resq 1
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| 345 | .Guest.esHid.u32Limit resd 1
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| 346 | .Guest.esHid.Attr resd 1
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| 347 |
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| 348 | .Guest.csHid.u64Base resq 1
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| 349 | .Guest.csHid.u32Limit resd 1
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| 350 | .Guest.csHid.Attr resd 1
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| 351 |
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| 352 | .Guest.ssHid.u64Base resq 1
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| 353 | .Guest.ssHid.u32Limit resd 1
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| 354 | .Guest.ssHid.Attr resd 1
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| 355 |
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| 356 | .Guest.dsHid.u64Base resq 1
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| 357 | .Guest.dsHid.u32Limit resd 1
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| 358 | .Guest.dsHid.Attr resd 1
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| 359 |
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| 360 | .Guest.fsHid.u64Base resq 1
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| 361 | .Guest.fsHid.u32Limit resd 1
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| 362 | .Guest.fsHid.Attr resd 1
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| 363 |
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| 364 | .Guest.gsHid.u64Base resq 1
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| 365 | .Guest.gsHid.u32Limit resd 1
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| 366 | .Guest.gsHid.Attr resd 1
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| 367 |
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| 368 | .Guest.cr0 resq 1
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| 369 | .Guest.cr2 resq 1
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| 370 | .Guest.cr3 resq 1
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| 371 | .Guest.cr4 resq 1
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| 372 |
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| 373 | .Guest.dr resq 8
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| 374 |
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| 375 | .Guest.gdtr resb 10 ; GDT limit + linear address
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| 376 | .Guest.gdtrPadding resw 1
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| 377 | .Guest.idtr resb 10 ; IDT limit + linear address
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| 378 | .Guest.idtrPadding resw 1
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| 379 | .Guest.ldtr resw 1
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| 380 | .Guest.ldtrPadding resw 1
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| 381 | .Guest.tr resw 1
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| 382 | .Guest.trPadding resw 1
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| 383 |
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| 384 | .Guest.SysEnter.cs resb 8
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| 385 | .Guest.SysEnter.eip resb 8
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| 386 | .Guest.SysEnter.esp resb 8
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| 387 |
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| 388 | .Guest.msrEFER resb 8
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| 389 | .Guest.msrSTAR resb 8
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| 390 | .Guest.msrPAT resb 8
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| 391 | .Guest.msrLSTAR resb 8
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| 392 | .Guest.msrCSTAR resb 8
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| 393 | .Guest.msrSFMASK resb 8
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| 394 | .Guest.msrKERNELGSBASE resb 8
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| 395 |
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| 396 | .Guest.ldtrHid.u64Base resq 1
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| 397 | .Guest.ldtrHid.u32Limit resd 1
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| 398 | .Guest.ldtrHid.Attr resd 1
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| 399 |
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| 400 | .Guest.trHid.u64Base resq 1
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| 401 | .Guest.trHid.u32Limit resd 1
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| 402 | .Guest.trHid.Attr resd 1
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| 403 |
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| 404 | .GuestMsr.au64 resq 64
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| 405 |
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| 406 | .fUseFlags resd 1
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| 407 | .fChanged resd 1
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| 408 | .ulOffCPUM resd 1
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| 409 | .uPadding resd 1
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| 410 | endstruc
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| 411 |
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| 412 |
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| 413 | ;;
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| 414 | ; Converts the CPUM pointer to CPUMCPU (for the first VMCPU)
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| 415 | ; @param %1 register name
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| 416 | %macro CPUMCPU_FROM_CPUM 1
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| 417 | add %1, [%1 + CPUM.ulOffCPUMCPU]
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| 418 | %endmacro
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| 419 |
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| 420 | ;;
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| 421 | ; Converts the CPUMCPU pointer to CPUM (for the first VMCPU)
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| 422 | ; @param %1 register name
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| 423 | %macro CPUM_FROM_CPUMCPU 1
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| 424 | sub %1, [%1 + CPUMCPU.ulOffCPUM]
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| 425 | %endmacro
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