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[HAL]

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Add the x86 emulator to x86BiosCall. It can call into int 10 and executes a few instructions.

svn path=/branches/ros-amd64-bringup/; revision=45466
This commit is contained in:
Timo Kreuzer 2010-02-06 19:16:23 +00:00
parent 077f4e3c79
commit ae3d0930ce
4 changed files with 10 additions and 224 deletions
Download patch file Download diff file Expand all files Collapse all files

2
reactos/hal/halx86/generic/amd64/x86bios.c
View file

@ -254,7 +254,7 @@ x86BiosCall(
VmState.Flags.ReturnOnIret = 1;
/* Call the x86 emulator */
// x86Emulator(&VmState);
x86Emulator(&VmState);
/* Copy registers back to caller */
*Registers = VmState.BiosRegisters;

221
reactos/hal/halx86/generic/amd64/x86emu.h
View file

@ -1,221 +0,0 @@
typedef union
{
USHORT Short;
ULONG Long;
struct
{
ULONG Cf:1;
ULONG Pf:1;
ULONG Af:1;
ULONG Zf:1;
ULONG Sf:1;
ULONG Tf:1;
ULONG If:1;
ULONG Df:1;
ULONG Of:1;
ULONG Iopl:3;
ULONG Nt:1;
ULONG Rf:1;
ULONG Vm:1;
ULONG Ac:1;
ULONG Vif:1;
ULONG Vip:1;
ULONG Id:1;
};
} EFLAGS;
typedef union
{
ULONG Dword;
USHORT Word;
UCHAR Byte;
struct
{
UCHAR Low;
UCHAR High;
};
} REGU;
typedef union
{
struct
{
UCHAR mod:2;
UCHAR reg:3;
UCHAR rm:3;
};
UCHAR Byte;
} MODRM;
typedef struct
{
union
{
ULONG Eax;
USHORT Ax;
struct
{
UCHAR Al;
UCHAR Ah;
};
};
union
{
ULONG Ecx;
USHORT Cx;
struct
{
UCHAR Cl;
UCHAR Ch;
};
};
union
{
ULONG Edx;
USHORT Dx;
struct
{
UCHAR Dl;
UCHAR Dh;
};
};
union
{
ULONG Ebx;
USHORT Bx;
struct
{
UCHAR Bl;
UCHAR Bh;
};
};
union
{
ULONG Ebp;
USHORT Bp;
};
union
{
ULONG Esi;
USHORT Si;
};
union
{
ULONG Edi;
USHORT Di;
};
union
{
struct
{
ULONG ReservedDsMBZ:4;
ULONG SegDs:16;
};
ULONG ShiftedDs;
};
union
{
struct
{
ULONG ReservedEsMBZ:4;
ULONG SegEs:16;
};
ULONG ShiftedEs;
};
/* Extended */
union
{
struct
{
ULONG ReservedCsMBZ:4;
ULONG SegCs:16;
};
ULONG ShiftedCs;
};
union
{
struct
{
ULONG ReservedSsMBZ:4;
ULONG SegSs:16;
};
ULONG ShiftedSs;
};
union
{
struct
{
ULONG ReservedMsMBZ:4;
ULONG SegMs:16;
};
ULONG ShiftedMs;
};
union
{
ULONG Eip;
USHORT Ip;
};
union
{
ULONG Esp;
USHORT Sp;
};
EFLAGS Eflags;
} X86_REGISTERS, *PX86_REGISTERS;
enum
{
X86_VMFLAGS_RETURN_ON_IRET = 1,
};
typedef struct
{
union
{
X86_BIOS_REGISTERS BiosRegisters;
X86_REGISTERS Registers;
REGU IndexedRegisters[8];
};
struct
{
ULONG ReturnOnIret:1;
} Flags;
PVOID MemBuffer;
#if 1
PCHAR Mnemonic;
PCHAR DstReg;
PCHAR SrcReg;
ULONG SrcEncodung;
ULONG DstEncoding;
ULONG Length;
#endif
} X86_VM_STATE, *PX86_VM_STATE;
enum
{
PREFIX_SIZE_OVERRIDE = 0x010001,
PREFIX_ADDRESS_OVERRIDE = 0x020002,
PREFIX_SEGMENT_CS = 0x040004,
PREFIX_SEGMENT_DS = 0x040008,
PREFIX_SEGMENT_ES = 0x040010,
PREFIX_SEGMNET_FS = 0x040020,
PREFIX_SEGMENT_GS = 0x040040,
PREFIX_SEGMENT_SS = 0x040080,
PREFIX_LOCK = 0x080100,
PREFIX_REP = 0x100200,
} PREFIX_STATE;
VOID
NTAPI
x86Emulator(PX86_VM_STATE VmState);

2
reactos/hal/halx86/hal_generic.rbuild
View file

@ -5,7 +5,6 @@
<include>include</include>
<include base="ntoskrnl">include</include>
<define name="_NTHAL_" />
<define name="_X86BIOS_" />
<directory name="generic">
<directory name="bus">
<file>bushndlr.c</file>
@ -43,7 +42,6 @@
<file>misc.c</file>
<file>systimer.S</file>
<file>usage.c</file>
<file>x86bios.c</file>
</directory>
</if>
</directory>

9
reactos/hal/halx86/halamd64.rbuild
View file

@ -5,11 +5,14 @@
<bootstrap installbase="$(CDOUTPUT)" nameoncd="hal.dll" />
<include base="hal">include</include>
<include base="ntoskrnl">include</include>
<include base="x86emu">.</include>
<define name="_DISABLE_TIDENTS" />
<define name="_NTHAL_" />
<define name="_X86BIOS_" />
<library>hal_generic</library>
<library>hal_generic_up</library>
<library>ntoskrnl</library>
<library>x86emu</library>
<directory name="up">
<file>halinit_up.c</file>
@ -21,4 +24,10 @@
<file>mps.S</file>
</directory>
</directory>
<directory name="generic">
<directory name="amd64">
<file>x86bios.c</file>
</directory>
</directory>
</module>