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Diffstat (limited to 'include/VBox/vmm/cpumctx-v1_6.h')
| -rw-r--r-- | include/VBox/vmm/cpumctx-v1_6.h | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/include/VBox/vmm/cpumctx-v1_6.h b/include/VBox/vmm/cpumctx-v1_6.h new file mode 100644 index 00000000..7d1a964d --- /dev/null +++ b/include/VBox/vmm/cpumctx-v1_6.h @@ -0,0 +1,253 @@ +/** @file + * CPUM - CPU Monitor(/ Manager), Context Structures from v1.6 (saved state). + */ + +/* + * Copyright (C) 2006-2019 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL) only, as it comes in the "COPYING.CDDL" file of the + * VirtualBox OSE distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + */ + +#ifndef VBOX_INCLUDED_vmm_cpumctx_v1_6_h +#define VBOX_INCLUDED_vmm_cpumctx_v1_6_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/x86.h> +#include <VBox/vmm/cpumctx.h> + + +RT_C_DECLS_BEGIN + +/** @defgroup grp_cpum_ctx_v1_6 The CPUM Context Structures from v1.6 + * @ingroup grp_cpum + * @{ + */ + +#pragma pack(1) +/** IDTR from version 1.6 */ +typedef struct VBOXIDTR_VER1_6 +{ + /** Size of the IDT. */ + uint16_t cbIdt; + /** Address of the IDT. */ + uint32_t pIdt; +} VBOXIDTR_VER1_6; +#pragma pack() + +#pragma pack(1) +/** GDTR from version 1.6 */ +typedef struct VBOXGDTR_VER1_6 +{ + /** Size of the GDT. */ + uint16_t cbGdt; + /** Address of the GDT. */ + uint32_t pGdt; +} VBOXGDTR_VER1_6; +#pragma pack() + + +/** + * Selector hidden registers, for version 1.6 saved state. + */ +typedef struct CPUMSELREGHID_VER1_6 +{ + /** Base register. */ + uint32_t u32Base; + /** Limit (expanded). */ + uint32_t u32Limit; + /** Flags. + * This is the high 32-bit word of the descriptor entry. + * Only the flags, dpl and type are used. */ + X86DESCATTR Attr; +} CPUMSELREGHID_VER1_6; + +/** + * CPU context, for version 1.6 saved state. + * @remarks PATM uses this, which is why it has to be here. + */ +# pragma pack(1) +typedef struct CPUMCTX_VER1_6 +{ + /** FPU state. (16-byte alignment) + * @todo This doesn't have to be in X86FXSTATE on CPUs without fxsr - we need a type for the + * actual format or convert it (waste of time). */ + X86FXSTATE fpu; + + /** CPUMCTXCORE Part. + * @{ */ + union + { + uint32_t edi; + uint64_t rdi; + } CPUM_UNION_NM(rdi); + union + { + uint32_t esi; + uint64_t rsi; + } CPUM_UNION_NM(rsi); + union + { + uint32_t ebp; + uint64_t rbp; + } CPUM_UNION_NM(rbp); + union + { + uint32_t eax; + uint64_t rax; + } CPUM_UNION_NM(rax); + union + { + uint32_t ebx; + uint64_t rbx; + } CPUM_UNION_NM(rbx); + union + { + uint32_t edx; + uint64_t rdx; + } CPUM_UNION_NM(rdx); + union + { + uint32_t ecx; + uint64_t rcx; + } CPUM_UNION_NM(rcx); + /** @note We rely on the exact layout, because we use lss esp, [] in the + * switcher. */ + uint32_t esp; + RTSEL ss; + RTSEL ssPadding; + /* Note: no overlap with esp here. */ + uint64_t rsp_notused; + + RTSEL gs; + RTSEL gsPadding; + RTSEL fs; + RTSEL fsPadding; + RTSEL es; + RTSEL esPadding; + RTSEL ds; + RTSEL dsPadding; + RTSEL cs; + RTSEL csPadding[3]; /**< 3 words to force 8 byte alignment for the remainder. */ + + union + { + X86EFLAGS eflags; + X86RFLAGS rflags; + } CPUM_UNION_NM(rflags); + union + { + uint32_t eip; + uint64_t rip; + } CPUM_UNION_NM(rip); + + uint64_t r8; + uint64_t r9; + uint64_t r10; + uint64_t r11; + uint64_t r12; + uint64_t r13; + uint64_t r14; + uint64_t r15; + + /** Hidden selector registers. + * @{ */ + CPUMSELREGHID_VER1_6 esHid; + CPUMSELREGHID_VER1_6 csHid; + CPUMSELREGHID_VER1_6 ssHid; + CPUMSELREGHID_VER1_6 dsHid; + CPUMSELREGHID_VER1_6 fsHid; + CPUMSELREGHID_VER1_6 gsHid; + /** @} */ + + /** @} */ + + /** Control registers. + * @{ */ + uint64_t cr0; + uint64_t cr2; + uint64_t cr3; + uint64_t cr4; + uint64_t cr8; + /** @} */ + + /** Debug registers. + * @{ */ + uint64_t dr0; + uint64_t dr1; + uint64_t dr2; + uint64_t dr3; + uint64_t dr4; /**< @todo remove dr4 and dr5. */ + uint64_t dr5; + uint64_t dr6; + uint64_t dr7; + /* DR8-15 are currently not supported */ + /** @} */ + + /** Global Descriptor Table register. */ + VBOXGDTR_VER1_6 gdtr; + uint16_t gdtrPadding; + uint32_t gdtrPadding64;/** @todo fix this hack */ + /** Interrupt Descriptor Table register. */ + VBOXIDTR_VER1_6 idtr; + uint16_t idtrPadding; + uint32_t idtrPadding64;/** @todo fix this hack */ + /** The task register. + * Only the guest context uses all the members. */ + RTSEL ldtr; + RTSEL ldtrPadding; + /** The task register. + * Only the guest context uses all the members. */ + RTSEL tr; + RTSEL trPadding; + + /** The sysenter msr registers. + * This member is not used by the hypervisor context. */ + CPUMSYSENTER SysEnter; + + /** System MSRs. + * @{ */ + uint64_t msrEFER; + uint64_t msrSTAR; + uint64_t msrPAT; + uint64_t msrLSTAR; + uint64_t msrCSTAR; + uint64_t msrSFMASK; + uint64_t msrFSBASE; + uint64_t msrGSBASE; + uint64_t msrKERNELGSBASE; + /** @} */ + + /** Hidden selector registers. + * @{ */ + CPUMSELREGHID_VER1_6 ldtrHid; + CPUMSELREGHID_VER1_6 trHid; + /** @} */ + + /** padding to get 32byte aligned size. */ + uint32_t padding[2]; +} CPUMCTX_VER1_6; +# pragma pack() + +/** @} */ + +RT_C_DECLS_END + +#endif /* !VBOX_INCLUDED_vmm_cpumctx_v1_6_h */ + |