mirror of
https://github.com/reactos/reactos.git
synced 2025-08-07 05:13:08 +00:00
[SOFT386]
Start implementing a new emulator library to provide 386/486 emulation support to NTVDM and perhaps other components aswell. svn path=/branches/ntvdm/; revision=59752
This commit is contained in:
Aleksandar Andrejevic
parent
ec58bdeae3
commit
005e1f0559
5 changed files with 421 additions and 1 deletions
294
include/reactos/libs/soft386/soft386.h
Normal file
294
include/reactos/libs/soft386/soft386.h
Normal file
|
|
@ -0,0 +1,294 @@
|
|||
/*
|
||||
* COPYRIGHT: GPL - See COPYING in the top level directory
|
||||
* PROJECT: 386/486 CPU Emulation Library
|
||||
* FILE: soft386.h
|
||||
* PURPOSE: Header file for Soft386.
|
||||
* PROGRAMMERS: Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
|
||||
*/
|
||||
|
||||
#ifndef _SOFT386_H_
|
||||
#define _SOFT386_H_
|
||||
|
||||
/* INCLUDES *******************************************************************/
|
||||
|
||||
#include <windows.h>
|
||||
#include <debug.h>
|
||||
|
||||
/* DEFINES ********************************************************************/
|
||||
|
||||
#define SOFT386_NUM_GEN_REGS 8
|
||||
#define SOFT386_NUM_SEG_REGS 6
|
||||
#define SOFT386_NUM_CTRL_REGS 8
|
||||
#define SOFT386_NUM_DBG_REGS 8
|
||||
|
||||
#define SOFT386_CR0_PE (1 << 0)
|
||||
#define SOFT386_CR0_MP (1 << 1)
|
||||
#define SOFT386_CR0_EM (1 << 2)
|
||||
#define SOFT386_CR0_TS (1 << 3)
|
||||
#define SOFT386_CR0_ET (1 << 4)
|
||||
#define SOFT386_CR0_NE (1 << 5)
|
||||
#define SOFT386_CR0_WP (1 << 16)
|
||||
#define SOFT386_CR0_AM (1 << 18)
|
||||
#define SOFT386_CR0_NW (1 << 29)
|
||||
#define SOFT386_CR0_CD (1 << 30)
|
||||
#define SOFT386_CR0_PG (1 << 31)
|
||||
|
||||
struct _SOFT386_STATE;
|
||||
typedef struct _SOFT386_STATE SOFT386_STATE;
|
||||
typedef struct _SOFT386_STATE *PSOFT386_STATE;
|
||||
|
||||
enum _SOFT386_GEN_REGS
|
||||
{
|
||||
SOFT386_REG_EAX,
|
||||
SOFT386_REG_ECX,
|
||||
SOFT386_REG_EDX,
|
||||
SOFT386_REG_EBX,
|
||||
SOFT386_REG_ESP,
|
||||
SOFT386_REG_EBP,
|
||||
SOFT386_REG_ESI,
|
||||
SOFT386_REG_EDI
|
||||
};
|
||||
|
||||
enum _SOFT386_SEG_REGS
|
||||
{
|
||||
SOFT386_REG_ES,
|
||||
SOFT386_REG_CS,
|
||||
SOFT386_REG_SS,
|
||||
SOFT386_REG_DS,
|
||||
SOFT386_REG_FS,
|
||||
SOFT386_REG_GS
|
||||
};
|
||||
|
||||
enum _SOFT386_CTRL_REGS
|
||||
{
|
||||
SOFT386_REG_CR0,
|
||||
SOFT386_REG_CR1,
|
||||
SOFT386_REG_CR2,
|
||||
SOFT386_REG_CR3,
|
||||
SOFT386_REG_CR4,
|
||||
SOFT386_REG_CR5,
|
||||
SOFT386_REG_CR6,
|
||||
SOFT386_REG_CR7
|
||||
};
|
||||
|
||||
enum _SOFT386_DBG_REGS
|
||||
{
|
||||
SOFT386_REG_DR0,
|
||||
SOFT386_REG_DR1,
|
||||
SOFT386_REG_DR2,
|
||||
SOFT386_REG_DR3,
|
||||
SOFT386_REG_DR4,
|
||||
SOFT386_REG_DR5,
|
||||
SOFT386_REG_DR6,
|
||||
SOFT386_REG_DR7
|
||||
};
|
||||
|
||||
typedef
|
||||
BOOLEAN
|
||||
(NTAPI *SOFT386_MEM_READ_PROC)
|
||||
(
|
||||
PSOFT386_STATE State,
|
||||
ULONG Address,
|
||||
LPVOID Buffer,
|
||||
ULONG Size
|
||||
);
|
||||
|
||||
typedef
|
||||
BOOLEAN
|
||||
(NTAPI *SOFT386_MEM_WRITE_PROC)
|
||||
(
|
||||
PSOFT386_STATE State,
|
||||
ULONG Address,
|
||||
LPVOID Buffer,
|
||||
ULONG Size
|
||||
);
|
||||
|
||||
typedef
|
||||
VOID
|
||||
(NTAPI *SOFT386_IO_READ_PROC)
|
||||
(
|
||||
PSOFT386_STATE State,
|
||||
ULONG Port,
|
||||
LPVOID Buffer,
|
||||
ULONG Size
|
||||
);
|
||||
|
||||
typedef
|
||||
VOID
|
||||
(NTAPI *SOFT386_IO_WRITE_PROC)
|
||||
(
|
||||
PSOFT386_STATE State,
|
||||
ULONG Port,
|
||||
LPVOID Buffer,
|
||||
ULONG Size
|
||||
);
|
||||
|
||||
typedef union _SOFT386_REG
|
||||
{
|
||||
struct
|
||||
{
|
||||
UCHAR LowByte;
|
||||
UCHAR HighByte;
|
||||
};
|
||||
USHORT LowWord;
|
||||
ULONG Long;
|
||||
} SOFT386_REG, *PSOFT386_REG;
|
||||
|
||||
typedef struct _SOFT386_SEG_REG
|
||||
{
|
||||
USHORT Selector;
|
||||
|
||||
/* Descriptor cache */
|
||||
ULONG Accessed : 1;
|
||||
ULONG ReadWrite : 1;
|
||||
ULONG DirConf : 1;
|
||||
ULONG Executable : 1;
|
||||
ULONG SystemType : 1;
|
||||
ULONG Dpl : 2;
|
||||
ULONG Present : 1;
|
||||
ULONG Size : 1;
|
||||
ULONG Limit;
|
||||
ULONG Base;
|
||||
} SOFT386_SEG_REG, *PSOFT386_SEG_REG;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
ULONG Limit : 16;
|
||||
ULONG Base : 24;
|
||||
ULONG Accessed : 1;
|
||||
ULONG ReadWrite : 1;
|
||||
ULONG DirConf : 1;
|
||||
ULONG Executable : 1;
|
||||
ULONG SystemType : 1;
|
||||
ULONG Dpl : 2;
|
||||
ULONG Present : 1;
|
||||
ULONG LimitHigh : 4;
|
||||
ULONG Avl : 1;
|
||||
ULONG Reserved : 1;
|
||||
ULONG Size : 1;
|
||||
ULONG Granularity : 1;
|
||||
ULONG BaseHigh : 8;
|
||||
} SOFT386_GDT_ENTRY;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
ULONG Offset : 16;
|
||||
ULONG Selector : 16;
|
||||
ULONG Zero : 8;
|
||||
ULONG Type : 4;
|
||||
ULONG Storage : 1;
|
||||
ULONG Dpl : 2;
|
||||
ULONG Present : 1;
|
||||
ULONG OffsetHigh : 16;
|
||||
} SOFT386_IDT_ENTRY;
|
||||
|
||||
typedef struct _SOFT386_TABLE_REG
|
||||
{
|
||||
USHORT Size;
|
||||
ULONG Address;
|
||||
} SOFT386_TABLE_REG, *PSOFT386_TABLE_REG;
|
||||
|
||||
typedef union _SOFT386_FLAGS_REG
|
||||
{
|
||||
ULONG Long;
|
||||
struct
|
||||
{
|
||||
ULONG Cf : 1;
|
||||
ULONG AlwaysSet : 1;
|
||||
ULONG Pf : 1;
|
||||
ULONG Reserved0 : 1;
|
||||
ULONG Af : 1;
|
||||
ULONG Reserved1 : 1;
|
||||
ULONG Zf : 1;
|
||||
ULONG Sf : 1;
|
||||
ULONG Tf : 1;
|
||||
ULONG If : 1;
|
||||
ULONG Df : 1;
|
||||
ULONG Of : 1;
|
||||
ULONG Iopl : 2;
|
||||
ULONG Nt : 1;
|
||||
ULONG Reserved2 : 1;
|
||||
ULONG Rf : 1;
|
||||
ULONG Vm : 1;
|
||||
ULONG Ac : 1;
|
||||
ULONG Vif : 1;
|
||||
ULONG Vip : 1;
|
||||
ULONG Id : 1;
|
||||
};
|
||||
} SOFT386_FLAGS_REG, *PSOFT386_FLAGS_REG;
|
||||
|
||||
typedef struct _SOFT386_TSS
|
||||
{
|
||||
ULONG Link;
|
||||
ULONG Esp0;
|
||||
ULONG Ss0;
|
||||
ULONG Esp1;
|
||||
ULONG Ss1;
|
||||
ULONG Esp2;
|
||||
ULONG Ss2;
|
||||
ULONG Cr3;
|
||||
ULONG Eip;
|
||||
ULONG Eflags;
|
||||
ULONG Eax;
|
||||
ULONG Ecx;
|
||||
ULONG Edx;
|
||||
ULONG Ebx;
|
||||
ULONG Esp;
|
||||
ULONG Ebp;
|
||||
ULONG Esi;
|
||||
ULONG Edi;
|
||||
ULONG Es;
|
||||
ULONG Cs;
|
||||
ULONG Ss;
|
||||
ULONG Ds;
|
||||
ULONG Fs;
|
||||
ULONG Gs;
|
||||
ULONG Ldtr;
|
||||
ULONG IopbOffset;
|
||||
} SOFT386_TSS, *PSOFT386_TSS;
|
||||
|
||||
struct _SOFT386_STATE
|
||||
{
|
||||
SOFT386_MEM_READ_PROC MemReadCallback;
|
||||
SOFT386_MEM_WRITE_PROC MemWriteCallback;
|
||||
SOFT386_IO_READ_PROC IoReadCallback;
|
||||
SOFT386_IO_WRITE_PROC IoWriteCallback;
|
||||
SOFT386_REG GeneralRegs[SOFT386_NUM_GEN_REGS];
|
||||
SOFT386_SEG_REG SegmentRegs[SOFT386_NUM_SEG_REGS];
|
||||
SOFT386_REG InstPtr;
|
||||
SOFT386_FLAGS_REG Flags;
|
||||
SOFT386_TABLE_REG Gdtr, Idtr, Ldtr, Tss;
|
||||
ULONGLONG TimeStampCounter;
|
||||
ULONG ControlRegisters[SOFT386_NUM_CTRL_REGS];
|
||||
ULONG DebugRegisters[SOFT386_NUM_DBG_REGS];
|
||||
};
|
||||
|
||||
/* FUNCTIONS ******************************************************************/
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
Soft386Continue(PSOFT386_STATE State);
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
Soft386StepInto(PSOFT386_STATE State);
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
Soft386StepOver(PSOFT386_STATE State);
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
Soft386StepOut(PSOFT386_STATE State);
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
Soft386DumpState(PSOFT386_STATE State);
|
||||
|
||||
VOID
|
||||
NTAPI
|
||||
Soft386Reset(PSOFT386_STATE State);
|
||||
|
||||
#endif // _SOFT386_H_
|
||||
|
||||
/* EOF */
|
||||
Loading…
Add table
Add a link
Reference in a new issue