541 lines
13 KiB
OpenEdge ABL
541 lines
13 KiB
OpenEdge ABL
/*++ BUILD Version: 0002 // Increment this if a change has global effects
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Copyright (c) Microsoft Corporation. All rights reserved.
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Module Name:
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nti386.h
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Abstract:
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User-mode visible i386 specific i386 structures and constants
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Author:
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Mark Lucovsky (markl) 30-Nov-1989
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Revision History:
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Bryan Willman (bryanwi) 8-Jan-90
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port to the 386
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--*/
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#ifndef _NTI386_
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#define _NTI386_
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#if _MSC_VER > 1000
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#pragma once
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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// begin_ntddk begin_wdm begin_nthal begin_winnt begin_ntminiport begin_wx86
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#ifdef _X86_
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//
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// Disable these two pragmas that evaluate to "sti" "cli" on x86 so that driver
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// writers to not leave them inadvertantly in their code.
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//
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#if !defined(MIDL_PASS)
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#if !defined(RC_INVOKED)
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#if _MSC_VER >= 1200
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#pragma warning(push)
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#endif
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#pragma warning(disable:4164) // disable C4164 warning so that apps that
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// build with /Od don't get weird errors !
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#ifdef _M_IX86
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#pragma function(_enable)
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#pragma function(_disable)
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#endif
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#if _MSC_VER >= 1200
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#pragma warning(pop)
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#else
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#pragma warning(default:4164) // reenable C4164 warning
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#endif
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#endif
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#endif
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// end_ntddk end_wdm end_nthal end_winnt end_ntminiport end_wx86
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//
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// Values put in ExceptionRecord.ExceptionInformation[0]
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// First parameter is always in ExceptionInformation[1],
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// Second parameter is always in ExceptionInformation[2]
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//
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#define BREAKPOINT_BREAK 0
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#define BREAKPOINT_PRINT 1
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#define BREAKPOINT_PROMPT 2
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#define BREAKPOINT_LOAD_SYMBOLS 3
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#define BREAKPOINT_UNLOAD_SYMBOLS 4
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#define BREAKPOINT_COMMAND_STRING 5
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//
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// Define Address of User Shared Data
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//
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#define MM_SHARED_USER_DATA_VA 0x7FFE0000
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#define USER_SHARED_DATA ((KUSER_SHARED_DATA * const)MM_SHARED_USER_DATA_VA)
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// Add definitions for quick user mode test of i386 system architecture type
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#ifndef IsNEC_98
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#define IsNEC_98 (USER_SHARED_DATA->AlternativeArchitecture == NEC98x86)
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#endif
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#ifndef IsNotNEC_98
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#define IsNotNEC_98 (USER_SHARED_DATA->AlternativeArchitecture != NEC98x86)
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#endif
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#ifndef SetNEC_98
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#define SetNEC_98
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#endif
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#if defined(MIDL_PASS) || !defined(_M_IX86)
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struct _TEB *
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NTAPI
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NtCurrentTeb( void );
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#else
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#if _MSC_VER >= 1200
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#pragma warning(push)
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#endif
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#pragma warning (disable:4035) // disable 4035 (function must return something)
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#define PcTeb 0x18
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_inline struct _TEB * NtCurrentTeb( void ) { __asm mov eax, fs:[PcTeb] }
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#if _MSC_VER >= 1200
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#pragma warning(pop)
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#else
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#pragma warning (default:4035) // reenable it
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#endif
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#endif // defined(MIDL_PASS) || defined(__cplusplus) || !defined(_M_IX86)
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// begin_ntddk begin_nthal
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//
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// Size of kernel mode stack.
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//
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#define KERNEL_STACK_SIZE 12288
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//
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// Define size of large kernel mode stack for callbacks.
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//
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#define KERNEL_LARGE_STACK_SIZE 61440
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//
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// Define number of pages to initialize in a large kernel stack.
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//
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#define KERNEL_LARGE_STACK_COMMIT 12288
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// end_ntddk end_nthal
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#define DOUBLE_FAULT_STACK_SIZE 4096
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//
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// Call frame record definition.
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//
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// There is no standard call frame for NT/386, but there is a linked
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// list structure used to register exception handlers, this is it.
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//
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// begin_nthal
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//
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// Exception Registration structure
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//
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typedef struct _EXCEPTION_REGISTRATION_RECORD {
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struct _EXCEPTION_REGISTRATION_RECORD *Next;
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PEXCEPTION_ROUTINE Handler;
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} EXCEPTION_REGISTRATION_RECORD;
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typedef EXCEPTION_REGISTRATION_RECORD *PEXCEPTION_REGISTRATION_RECORD;
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//
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// Define constants for system IDTs
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//
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#define MAXIMUM_IDTVECTOR 0xff
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#define MAXIMUM_PRIMARY_VECTOR 0xff
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#define PRIMARY_VECTOR_BASE 0x30 // 0-2f are x86 trap vectors
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// begin_ntddk
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#ifdef _X86_
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// end_ntddk
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// begin_winnt
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#if !defined(MIDL_PASS) && defined(_M_IX86)
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#if _MSC_VER >= 1200
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#pragma warning(push)
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#endif
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#pragma warning (disable:4035) // disable 4035 (function must return something)
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_inline PVOID GetFiberData( void ) { __asm {
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mov eax, fs:[0x10]
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mov eax,[eax]
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}
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}
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_inline PVOID GetCurrentFiber( void ) { __asm mov eax, fs:[0x10] }
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#if _MSC_VER >= 1200
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#pragma warning(pop)
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#else
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#pragma warning (default:4035) // Reenable it
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#endif
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#endif
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// begin_ntddk begin_wx86
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//
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// Define the size of the 80387 save area, which is in the context frame.
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//
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#define SIZE_OF_80387_REGISTERS 80
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//
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// The following flags control the contents of the CONTEXT structure.
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//
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#if !defined(RC_INVOKED)
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#define CONTEXT_i386 0x00010000 // this assumes that i386 and
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#define CONTEXT_i486 0x00010000 // i486 have identical context records
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// end_wx86
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#define CONTEXT_CONTROL (CONTEXT_i386 | 0x00000001L) // SS:SP, CS:IP, FLAGS, BP
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#define CONTEXT_INTEGER (CONTEXT_i386 | 0x00000002L) // AX, BX, CX, DX, SI, DI
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#define CONTEXT_SEGMENTS (CONTEXT_i386 | 0x00000004L) // DS, ES, FS, GS
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#define CONTEXT_FLOATING_POINT (CONTEXT_i386 | 0x00000008L) // 387 state
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#define CONTEXT_DEBUG_REGISTERS (CONTEXT_i386 | 0x00000010L) // DB 0-3,6,7
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#define CONTEXT_EXTENDED_REGISTERS (CONTEXT_i386 | 0x00000020L) // cpu specific extensions
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#define CONTEXT_FULL (CONTEXT_CONTROL | CONTEXT_INTEGER |\
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CONTEXT_SEGMENTS)
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// begin_wx86
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#endif
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#define MAXIMUM_SUPPORTED_EXTENSION 512
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typedef struct _FLOATING_SAVE_AREA {
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ULONG ControlWord;
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ULONG StatusWord;
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ULONG TagWord;
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ULONG ErrorOffset;
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ULONG ErrorSelector;
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ULONG DataOffset;
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ULONG DataSelector;
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UCHAR RegisterArea[SIZE_OF_80387_REGISTERS];
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ULONG Cr0NpxState;
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} FLOATING_SAVE_AREA;
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typedef FLOATING_SAVE_AREA *PFLOATING_SAVE_AREA;
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//
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// Context Frame
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//
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// This frame has a several purposes: 1) it is used as an argument to
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// NtContinue, 2) is is used to constuct a call frame for APC delivery,
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// and 3) it is used in the user level thread creation routines.
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//
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// The layout of the record conforms to a standard call frame.
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//
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typedef struct _CONTEXT {
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//
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// The flags values within this flag control the contents of
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// a CONTEXT record.
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//
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// If the context record is used as an input parameter, then
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// for each portion of the context record controlled by a flag
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// whose value is set, it is assumed that that portion of the
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// context record contains valid context. If the context record
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// is being used to modify a threads context, then only that
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// portion of the threads context will be modified.
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//
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// If the context record is used as an IN OUT parameter to capture
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// the context of a thread, then only those portions of the thread's
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// context corresponding to set flags will be returned.
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//
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// The context record is never used as an OUT only parameter.
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//
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ULONG ContextFlags;
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//
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// This section is specified/returned if CONTEXT_DEBUG_REGISTERS is
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// set in ContextFlags. Note that CONTEXT_DEBUG_REGISTERS is NOT
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// included in CONTEXT_FULL.
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//
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ULONG Dr0;
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ULONG Dr1;
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ULONG Dr2;
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ULONG Dr3;
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ULONG Dr6;
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ULONG Dr7;
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//
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// This section is specified/returned if the
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// ContextFlags word contians the flag CONTEXT_FLOATING_POINT.
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//
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FLOATING_SAVE_AREA FloatSave;
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//
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// This section is specified/returned if the
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// ContextFlags word contians the flag CONTEXT_SEGMENTS.
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//
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ULONG SegGs;
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ULONG SegFs;
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ULONG SegEs;
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ULONG SegDs;
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//
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// This section is specified/returned if the
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// ContextFlags word contians the flag CONTEXT_INTEGER.
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//
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ULONG Edi;
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ULONG Esi;
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ULONG Ebx;
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ULONG Edx;
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ULONG Ecx;
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ULONG Eax;
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//
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// This section is specified/returned if the
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// ContextFlags word contians the flag CONTEXT_CONTROL.
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//
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ULONG Ebp;
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ULONG Eip;
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ULONG SegCs; // MUST BE SANITIZED
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ULONG EFlags; // MUST BE SANITIZED
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ULONG Esp;
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ULONG SegSs;
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//
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// This section is specified/returned if the ContextFlags word
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// contains the flag CONTEXT_EXTENDED_REGISTERS.
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// The format and contexts are processor specific
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//
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UCHAR ExtendedRegisters[MAXIMUM_SUPPORTED_EXTENSION];
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} CONTEXT;
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typedef CONTEXT *PCONTEXT;
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// begin_ntminiport
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#endif //_X86_
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// end_ntddk end_nthal end_winnt end_ntminiport end_wx86
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//
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// Define the size of FP registers in the FXSAVE format
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//
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#define SIZE_OF_FX_REGISTERS 128
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//
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// Format of data for fnsave/frstor instruction
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//
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typedef struct _FNSAVE_FORMAT {
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ULONG ControlWord;
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ULONG StatusWord;
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ULONG TagWord;
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ULONG ErrorOffset;
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ULONG ErrorSelector;
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ULONG DataOffset;
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ULONG DataSelector;
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UCHAR RegisterArea[SIZE_OF_80387_REGISTERS];
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} FNSAVE_FORMAT, *PFNSAVE_FORMAT;
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//
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// Format of data for fxsave/fxrstor instruction
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//
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#include "pshpack1.h"
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typedef struct _FXSAVE_FORMAT {
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USHORT ControlWord;
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USHORT StatusWord;
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USHORT TagWord;
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USHORT ErrorOpcode;
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ULONG ErrorOffset;
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ULONG ErrorSelector;
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ULONG DataOffset;
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ULONG DataSelector;
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ULONG MXCsr;
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ULONG MXCsrMask;
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UCHAR RegisterArea[SIZE_OF_FX_REGISTERS];
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UCHAR Reserved3[SIZE_OF_FX_REGISTERS];
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UCHAR Reserved4[224];
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UCHAR Align16Byte[8];
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} FXSAVE_FORMAT, *PFXSAVE_FORMAT;
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#include "poppack.h"
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//
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// Union for FLOATING_SAVE_AREA and MMX_FLOATING_SAVE_AREA
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//
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typedef struct _FX_SAVE_AREA {
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union {
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FNSAVE_FORMAT FnArea;
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FXSAVE_FORMAT FxArea;
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} U;
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ULONG NpxSavedCpu; // Cpu that last did fxsave for this thread
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ULONG Cr0NpxState; // Has to be the last field because of the
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// Boot thread
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} FX_SAVE_AREA, *PFX_SAVE_AREA;
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#define CONTEXT_TO_PROGRAM_COUNTER(Context) ((Context)->Eip)
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#define PROGRAM_COUNTER_TO_CONTEXT(Context, ProgramCounter) ((Context)->Eip = (ProgramCounter))
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#define CONTEXT_LENGTH (sizeof(CONTEXT))
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#define CONTEXT_ALIGN (sizeof(ULONG))
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#define CONTEXT_ROUND (CONTEXT_ALIGN - 1)
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// begin_wx86
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//
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// GDT selectors - These defines are R0 selector numbers, which means
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// they happen to match the byte offset relative to
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// the base of the GDT.
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//
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#define KGDT_NULL 0
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#define KGDT_R0_CODE 8
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#define KGDT_R0_DATA 16
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#define KGDT_R3_CODE 24
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#define KGDT_R3_DATA 32
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#define KGDT_TSS 40
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#define KGDT_R0_PCR 48
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#define KGDT_R3_TEB 56
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#define KGDT_VDM_TILE 64
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#define KGDT_LDT 72
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#define KGDT_DF_TSS 80
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#define KGDT_NMI_TSS 88
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// end_wx86
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#ifdef ABIOS
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//
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// raid 72661 shielint Should be NEW os2ldr. The ABIOS ifdef will be
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// removed once we switch to new os2ldr.
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//
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#define KGDT_ALIAS 0x70
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#define KGDT_NUMBER 11
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#else
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#define KGDT_NUMBER 10
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#endif
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//
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// LDT descriptor entry
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//
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// begin_winnt begin_wx86
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#ifndef _LDT_ENTRY_DEFINED
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#define _LDT_ENTRY_DEFINED
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typedef struct _LDT_ENTRY {
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USHORT LimitLow;
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USHORT BaseLow;
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union {
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struct {
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UCHAR BaseMid;
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UCHAR Flags1; // Declare as bytes to avoid alignment
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UCHAR Flags2; // Problems.
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UCHAR BaseHi;
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} Bytes;
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struct {
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ULONG BaseMid : 8;
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ULONG Type : 5;
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ULONG Dpl : 2;
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ULONG Pres : 1;
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ULONG LimitHi : 4;
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ULONG Sys : 1;
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ULONG Reserved_0 : 1;
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ULONG Default_Big : 1;
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ULONG Granularity : 1;
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ULONG BaseHi : 8;
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} Bits;
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} HighWord;
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} LDT_ENTRY, *PLDT_ENTRY;
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#endif
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// end_winnt end_wx86
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//
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// Process Ldt Information
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// NtQueryInformationProcess using ProcessLdtInformation
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//
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typedef struct _LDT_INFORMATION {
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ULONG Start;
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ULONG Length;
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LDT_ENTRY LdtEntries[1];
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} PROCESS_LDT_INFORMATION, *PPROCESS_LDT_INFORMATION;
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//
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// Process Ldt Size
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// NtSetInformationProcess using ProcessLdtSize
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//
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typedef struct _LDT_SIZE {
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ULONG Length;
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} PROCESS_LDT_SIZE, *PPROCESS_LDT_SIZE;
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//
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// Thread Descriptor Table Entry
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// NtQueryInformationThread using ThreadDescriptorTableEntry
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//
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// begin_windbgkd
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#ifndef _DESCRIPTOR_TABLE_ENTRY_DEFINED
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#define _DESCRIPTOR_TABLE_ENTRY_DEFINED
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typedef struct _DESCRIPTOR_TABLE_ENTRY {
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ULONG Selector;
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LDT_ENTRY Descriptor;
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} DESCRIPTOR_TABLE_ENTRY, *PDESCRIPTOR_TABLE_ENTRY;
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#endif // _DESCRIPTOR_TABLE_ENTRY_DEFINED
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// end_windbgkd
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// begin_ntddk begin_wdm begin_nthal
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#endif // _X86_
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// end_ntddk end_wdm end_nthal
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//
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// Additional information supplied in QuerySectionInformation for images.
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//
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#define SECTION_ADDITIONAL_INFO_USED 0
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#ifdef __cplusplus
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}
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#endif
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#endif // _NTI386_
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