sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Initial import.

Browse Source 
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
bbahnsen
2006-04-21 22:54:32 +00:00
commit 878ddf1fc3
2651 changed files with 624620 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
MdePkg/Library/BaseLib/ARShiftU64.c Normal file
View File

@@ -0,0 +1,41 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Shifts a 64-bit integer right between 0 and 63 bits. The high bits are filled
with original integer's bit 63. The shifted value is returned.
This function shifts the 64-bit value Operand to the right by Count bits. The
high Count bits are set to bit 63 of Operand. The shifted value is returned.
If Count is greater than 63, then ASSERT().
@param Operand The 64-bit operand to shift right.
@param Count The number of bits to shift right.
@return Operand arithmetically shifted right by Count
**/
UINT64
EFIAPI
ARShiftU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return InternalMathARShiftU64 (Operand, Count);
}

30
MdePkg/Library/BaseLib/BaseLib.mbd Normal file
View File

@@ -0,0 +1,30 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-->
<LibraryModuleBuildDescription xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.TianoCore.org/2006/Edk2.0 http://www.TianoCore.org/2006/Edk2.0/SurfaceArea.xsd">
<MbdLibHeader>
<BaseName>BaseLib</BaseName>
<Guid>27d67720-ea68-48ae-93da-a3a074c90e30</Guid>
<Version>0</Version>
<Description>FIX ME!</Description>
<Copyright>Copyright (c) 2004-2006, Intel Corporation</Copyright>
<License>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
</License>
<Created>2006-03-09 23:16</Created>
<Modified>2006-03-22 18:15</Modified>
</MbdLibHeader>
</LibraryModuleBuildDescription>

309
MdePkg/Library/BaseLib/BaseLib.msa Normal file
View File

@@ -0,0 +1,309 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-->
<LibraryModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.TianoCore.org/2006/Edk2.0 http://www.TianoCore.org/2006/Edk2.0/SurfaceArea.xsd">
<MsaLibHeader>
<BaseName>BaseLib</BaseName>
<ModuleType>BASE</ModuleType>
<ComponentType>LIBRARY</ComponentType>
<Guid>27d67720-ea68-48ae-93da-a3a074c90e30</Guid>
<Version>0</Version>
<Abstract>Memory-only library functions with no library constructordestructor</Abstract>
<Description>FIX ME!</Description>
<Copyright>Copyright (c) 2004-2006, Intel Corporation</Copyright>
<License>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
</License>
<Specification>0</Specification>
<Created>2006-03-09 23:16</Created>
<Updated>2006-03-22 18:15</Updated>
</MsaLibHeader>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED">BaseLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">BaseMemoryLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">DebugLib</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">TimerLib</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>String.c</Filename>
<Filename>LinkedList.c</Filename>
<Filename>Synchronization.c</Filename>
<Filename>Cpu.c</Filename>
<Filename>CpuDeadLoop.c</Filename>
<Filename>BitField.c</Filename>
<Filename>ARShiftU64.c</Filename>
<Filename>DivS64x64Remainder.c</Filename>
<Filename>DivU64x32.c</Filename>
<Filename>DivU64x32Remainder.c</Filename>
<Filename>DivU64x64Remainder.c</Filename>
<Filename>GetPowerOfTwo32.c</Filename>
<Filename>GetPowerOfTwo64.c</Filename>
<Filename>HighBitSet32.c</Filename>
<Filename>HighBitSet64.c</Filename>
<Filename>LowBitSet32.c</Filename>
<Filename>LowBitSet64.c</Filename>
<Filename>LRotU32.c</Filename>
<Filename>LRotU64.c</Filename>
<Filename>LShiftU64.c</Filename>
<Filename>ModU64x32.c</Filename>
<Filename>MultS64x64.c</Filename>
<Filename>MultU64x32.c</Filename>
<Filename>MultU64x64.c</Filename>
<Filename>RRotU32.c</Filename>
<Filename>RRotU64.c</Filename>
<Filename>RShiftU64.c</Filename>
<Filename>SwapBytes16.c</Filename>
<Filename>SwapBytes32.c</Filename>
<Filename>SwapBytes64.c</Filename>
<Arch ArchType="IA32">
<Filename>x86LowLevel.c</Filename>
<Filename>x86Thunk.c</Filename>
<Filename>Unaligned.c</Filename>
<Filename>Ia32\Non-existing.c</Filename>
<Filename>Ia32\LShiftU64.asm</Filename>
<Filename>Ia32\RShiftU64.asm</Filename>
<Filename>Ia32\ARShiftU64.asm</Filename>
<Filename>Ia32\LRotU64.asm</Filename>
<Filename>Ia32\RRotU64.asm</Filename>
<Filename>Ia32\MultU64x32.asm</Filename>
<Filename>Ia32\MultU64x64.asm</Filename>
<Filename>Ia32\DivU64x32.asm</Filename>
<Filename>Ia32\ModU64x32.asm</Filename>
<Filename>Ia32\DivU64x32Remainder.asm</Filename>
<Filename>Ia32\DivU64x64Remainder.asm</Filename>
<Filename>Ia32\DivS64x64Remainder.c</Filename>
<Filename>Ia32\SwapBytes64.asm</Filename>
<Filename>Ia32\SetJump.asm</Filename>
<Filename>Ia32\LongJump.asm</Filename>
<Filename>Ia32\SwitchStack.c</Filename>
<Filename>Ia32\CpuId.asm</Filename>
<Filename>Ia32\ReadEflags.asm</Filename>
<Filename>Ia32\ReadMsr64.asm</Filename>
<Filename>Ia32\WriteMsr32.asm</Filename>
<Filename>Ia32\WriteMsr64.asm</Filename>
<Filename>Ia32\ReadCr0.asm</Filename>
<Filename>Ia32\ReadCr2.asm</Filename>
<Filename>Ia32\ReadCr3.asm</Filename>
<Filename>Ia32\ReadCr4.asm</Filename>
<Filename>Ia32\WriteCr0.asm</Filename>
<Filename>Ia32\WriteCr2.asm</Filename>
<Filename>Ia32\WriteCr3.asm</Filename>
<Filename>Ia32\WriteCr4.asm</Filename>
<Filename>Ia32\ReadDr0.asm</Filename>
<Filename>Ia32\ReadDr1.asm</Filename>
<Filename>Ia32\ReadDr2.asm</Filename>
<Filename>Ia32\ReadDr3.asm</Filename>
<Filename>Ia32\ReadDr4.asm</Filename>
<Filename>Ia32\ReadDr5.asm</Filename>
<Filename>Ia32\ReadDr6.asm</Filename>
<Filename>Ia32\ReadDr7.asm</Filename>
<Filename>Ia32\WriteDr0.asm</Filename>
<Filename>Ia32\WriteDr1.asm</Filename>
<Filename>Ia32\WriteDr2.asm</Filename>
<Filename>Ia32\WriteDr3.asm</Filename>
<Filename>Ia32\WriteDr4.asm</Filename>
<Filename>Ia32\WriteDr5.asm</Filename>
<Filename>Ia32\WriteDr6.asm</Filename>
<Filename>Ia32\WriteDr7.asm</Filename>
<Filename>Ia32\ReadCs.asm</Filename>
<Filename>Ia32\ReadDs.asm</Filename>
<Filename>Ia32\ReadEs.asm</Filename>
<Filename>Ia32\ReadFs.asm</Filename>
<Filename>Ia32\ReadGs.asm</Filename>
<Filename>Ia32\ReadSs.asm</Filename>
<Filename>Ia32\ReadTr.asm</Filename>
<Filename>Ia32\ReadGdtr.asm</Filename>
<Filename>Ia32\WriteGdtr.asm</Filename>
<Filename>Ia32\ReadIdtr.asm</Filename>
<Filename>Ia32\WriteIdtr.asm</Filename>
<Filename>Ia32\ReadLdtr.asm</Filename>
<Filename>Ia32\WriteLdtr.asm</Filename>
<Filename>Ia32\FxSave.asm</Filename>
<Filename>Ia32\FxRestore.asm</Filename>
<Filename>Ia32\ReadMm0.asm</Filename>
<Filename>Ia32\ReadMm1.asm</Filename>
<Filename>Ia32\ReadMm2.asm</Filename>
<Filename>Ia32\ReadMm3.asm</Filename>
<Filename>Ia32\ReadMm4.asm</Filename>
<Filename>Ia32\ReadMm5.asm</Filename>
<Filename>Ia32\ReadMm6.asm</Filename>
<Filename>Ia32\ReadMm7.asm</Filename>
<Filename>Ia32\WriteMm0.asm</Filename>
<Filename>Ia32\WriteMm1.asm</Filename>
<Filename>Ia32\WriteMm2.asm</Filename>
<Filename>Ia32\WriteMm3.asm</Filename>
<Filename>Ia32\WriteMm4.asm</Filename>
<Filename>Ia32\WriteMm5.asm</Filename>
<Filename>Ia32\WriteMm6.asm</Filename>
<Filename>Ia32\WriteMm7.asm</Filename>
<Filename>Ia32\ReadTsc.asm</Filename>
<Filename>Ia32\ReadPmc.asm</Filename>
<Filename>Ia32\Monitor.asm</Filename>
<Filename>Ia32\Mwait.asm</Filename>
<Filename>Ia32\EnablePaging32.asm</Filename>
<Filename>Ia32\DisablePaging32.asm</Filename>
<Filename>Ia32\EnablePaging64.asm</Filename>
<Filename>Ia32\Wbinvd.asm</Filename>
<Filename>Ia32\Invd.asm</Filename>
<Filename>Ia32\FlushCacheLine.asm</Filename>
<Filename>Ia32\InterlockedIncrement.asm</Filename>
<Filename>Ia32\InterlockedDecrement.asm</Filename>
<Filename>Ia32\InterlockedCompareExchange32.asm</Filename>
<Filename>Ia32\InterlockedCompareExchange64.asm</Filename>
<Filename>Ia32\EnableInterrupts.asm</Filename>
<Filename>Ia32\DisableInterrupts.asm</Filename>
<Filename>Ia32\EnableDisableInterrupts.asm</Filename>
<Filename>Ia32\CpuSleep.asm</Filename>
<Filename>Ia32\CpuPause.asm</Filename>
<Filename>Ia32\CpuBreakpoint.asm</Filename>
<Filename>Ia32\CpuFlushTlb.asm</Filename>
<Filename>Ia32\Thunk16.asm</Filename>
</Arch>
<Arch ArchType="X64">
<Filename>x86LowLevel.c</Filename>
<Filename>x86Thunk.c</Filename>
<Filename>Unaligned.c</Filename>
<Filename>Math64.c</Filename>
<Filename>x64\Non-existing.c</Filename>
<Filename>x64\SwitchStack.asm</Filename>
<Filename>x64\SetJump.asm</Filename>
<Filename>x64\LongJump.asm</Filename>
<Filename>x64\CpuId.asm</Filename>
<Filename>x64\ReadEflags.asm</Filename>
<Filename>x64\ReadMsr32.asm</Filename>
<Filename>x64\ReadMsr64.asm</Filename>
<Filename>x64\WriteMsr32.asm</Filename>
<Filename>x64\WriteMsr64.asm</Filename>
<Filename>x64\ReadCr0.asm</Filename>
<Filename>x64\ReadCr2.asm</Filename>
<Filename>x64\ReadCr3.asm</Filename>
<Filename>x64\ReadCr4.asm</Filename>
<Filename>x64\WriteCr0.asm</Filename>
<Filename>x64\WriteCr2.asm</Filename>
<Filename>x64\WriteCr3.asm</Filename>
<Filename>x64\WriteCr4.asm</Filename>
<Filename>x64\ReadDr0.asm</Filename>
<Filename>x64\ReadDr1.asm</Filename>
<Filename>x64\ReadDr2.asm</Filename>
<Filename>x64\ReadDr3.asm</Filename>
<Filename>x64\ReadDr4.asm</Filename>
<Filename>x64\ReadDr5.asm</Filename>
<Filename>x64\ReadDr6.asm</Filename>
<Filename>x64\ReadDr7.asm</Filename>
<Filename>x64\WriteDr0.asm</Filename>
<Filename>x64\WriteDr1.asm</Filename>
<Filename>x64\WriteDr2.asm</Filename>
<Filename>x64\WriteDr3.asm</Filename>
<Filename>x64\WriteDr4.asm</Filename>
<Filename>x64\WriteDr5.asm</Filename>
<Filename>x64\WriteDr6.asm</Filename>
<Filename>x64\WriteDr7.asm</Filename>
<Filename>x64\ReadCs.asm</Filename>
<Filename>x64\ReadDs.asm</Filename>
<Filename>x64\ReadEs.asm</Filename>
<Filename>x64\ReadFs.asm</Filename>
<Filename>x64\ReadGs.asm</Filename>
<Filename>x64\ReadSs.asm</Filename>
<Filename>x64\ReadTr.asm</Filename>
<Filename>x64\ReadGdtr.asm</Filename>
<Filename>x64\WriteGdtr.asm</Filename>
<Filename>x64\ReadIdtr.asm</Filename>
<Filename>x64\WriteIdtr.asm</Filename>
<Filename>x64\ReadLdtr.asm</Filename>
<Filename>x64\WriteLdtr.asm</Filename>
<Filename>x64\FxSave.asm</Filename>
<Filename>x64\FxRestore.asm</Filename>
<Filename>x64\ReadMm0.asm</Filename>
<Filename>x64\ReadMm1.asm</Filename>
<Filename>x64\ReadMm2.asm</Filename>
<Filename>x64\ReadMm3.asm</Filename>
<Filename>x64\ReadMm4.asm</Filename>
<Filename>x64\ReadMm5.asm</Filename>
<Filename>x64\ReadMm6.asm</Filename>
<Filename>x64\ReadMm7.asm</Filename>
<Filename>x64\WriteMm0.asm</Filename>
<Filename>x64\WriteMm1.asm</Filename>
<Filename>x64\WriteMm2.asm</Filename>
<Filename>x64\WriteMm3.asm</Filename>
<Filename>x64\WriteMm4.asm</Filename>
<Filename>x64\WriteMm5.asm</Filename>
<Filename>x64\WriteMm6.asm</Filename>
<Filename>x64\WriteMm7.asm</Filename>
<Filename>x64\ReadTsc.asm</Filename>
<Filename>x64\ReadPmc.asm</Filename>
<Filename>x64\Monitor.asm</Filename>
<Filename>x64\Mwait.asm</Filename>
<Filename>x64\DisablePaging64.asm</Filename>
<Filename>x64\Wbinvd.asm</Filename>
<Filename>x64\Invd.asm</Filename>
<Filename>x64\FlushCacheLine.asm</Filename>
<Filename>x64\InterlockedIncrement.asm</Filename>
<Filename>x64\InterlockedDecrement.asm</Filename>
<Filename>x64\InterlockedCompareExchange32.asm</Filename>
<Filename>x64\InterlockedCompareExchange64.asm</Filename>
<Filename>x64\EnableInterrupts.asm</Filename>
<Filename>x64\DisableInterrupts.asm</Filename>
<Filename>x64\EnableDisableInterrupts.asm</Filename>
<Filename>x64\CpuSleep.asm</Filename>
<Filename>x64\CpuPause.asm</Filename>
<Filename>x64\CpuBreakpoint.asm</Filename>
<Filename>x64\CpuFlushTlb.asm</Filename>
<Filename>x64\Thunk16.asm</Filename>
</Arch>
<Arch ArchType="IPF">
<Filename>Math64.c</Filename>
<Filename>Ipf\setjmp.s</Filename>
<Filename>Ipf\SwitchStack.s</Filename>
<Filename>Ipf\Unaligned.c</Filename>
<Filename>Ipf\CpuBreakpoint.c</Filename>
<Filename>Ipf\InterlockedCompareExchange32.s</Filename>
<Filename>Ipf\InterlockedCompareExchange64.s</Filename>
<Filename>Ipf\Synchronization.c</Filename>
</Arch>
<Arch ArchType="EBC">
<Filename>Math64.c</Filename>
<Filename>SwitchStack.c</Filename>
<Filename>SetJumpLongJump.c</Filename>
<Filename>Unaligned.c</Filename>
<Filename>Ebc\CpuBreakpoint.c</Filename>
</Arch>
</SourceFiles>
<Includes>
<PackageName>MdePkg</PackageName>
</Includes>
<PCDs>
<PcdData ItemType="FIXED_AT_BUILD">
<C_Name>PcdMaximumUnicodeStringLength</C_Name>
<Token>0x00000001</Token>
<DatumType>UINT32</DatumType>
</PcdData>
<PcdData ItemType="FIXED_AT_BUILD">
<C_Name>PcdMaximumAsciiStringLength</C_Name>
<Token>0x00000002</Token>
<DatumType>UINT32</DatumType>
</PcdData>
<PcdData ItemType="FIXED_AT_BUILD">
<C_Name>PcdMaximumLinkedListLength</C_Name>
<Token>0x00000003</Token>
<DatumType>UINT32</DatumType>
</PcdData>
<PcdData ItemType="FIXED_AT_BUILD">
<C_Name>PcdSpinLockTimeout</C_Name>
<Token>0x00000004</Token>
<DatumType>UINT32</DatumType>
</PcdData>
</PCDs>
</LibraryModuleSurfaceArea>

195
MdePkg/Library/BaseLib/BaseLibInternals.h Normal file
View File

@@ -0,0 +1,195 @@
/** @file
Declaration of internal functions in BaseLib.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: BaseLibInternals.h
**/
#ifndef __BASE_LIB_INTERNALS__
#define __BASE_LIB_INTERNALS__
//
// Math functions
//
UINT64
EFIAPI
InternalMathLShiftU64 (
IN UINT64 Operand,
IN UINTN Count
);
UINT64
EFIAPI
InternalMathRShiftU64 (
IN UINT64 Operand,
IN UINTN Count
);
UINT64
EFIAPI
InternalMathARShiftU64 (
IN UINT64 Operand,
IN UINTN Count
);
UINT64
EFIAPI
InternalMathLRotU64 (
IN UINT64 Operand,
IN UINTN Count
);
UINT64
EFIAPI
InternalMathRRotU64 (
IN UINT64 Operand,
IN UINTN Count
);
UINT64
EFIAPI
InternalMathSwapBytes64 (
IN UINT64 Operand
);
UINT64
EFIAPI
InternalMathMultU64x32 (
IN UINT64 Multiplicand,
IN UINT32 Multiplier
);
UINT64
EFIAPI
InternalMathMultU64x64 (
IN UINT64 Multiplicand,
IN UINT64 Multiplier
);
UINT64
EFIAPI
InternalMathDivU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor
);
UINT32
EFIAPI
InternalMathModU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor
);
UINT64
EFIAPI
InternalMathDivRemU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor,
OUT UINT32 *Remainder
);
UINT64
EFIAPI
InternalMathDivRemU64x64 (
IN UINT64 Dividend,
IN UINT64 Divisor,
OUT UINT64 *Remainder
);
INT64
EFIAPI
InternalMathDivRemS64x64 (
IN INT64 Dividend,
IN INT64 Divisor,
OUT INT64 *Remainder
);
//
// Ia32 and x64 specific functions
//
VOID
EFIAPI
InternalX86ReadGdtr (
OUT IA32_DESCRIPTOR *Gdtr
);
VOID
EFIAPI
InternalX86WriteGdtr (
IN CONST IA32_DESCRIPTOR *Gdtr
);
VOID
EFIAPI
InternalX86ReadIdtr (
OUT IA32_DESCRIPTOR *Idtr
);
VOID
EFIAPI
InternalX86WriteIdtr (
IN CONST IA32_DESCRIPTOR *Idtr
);
VOID
EFIAPI
InternalX86FxSave (
OUT IA32_FX_BUFFER *Buffer
);
VOID
EFIAPI
InternalX86FxRestore (
IN CONST IA32_FX_BUFFER *Buffer
);
VOID
EFIAPI
InternalX86EnablePaging32 (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack
);
VOID
EFIAPI
InternalX86DisablePaging32 (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack
);
VOID
EFIAPI
InternalX86EnablePaging64 (
IN UINT16 Cs,
IN UINT64 EntryPoint,
IN UINT64 Context1, OPTIONAL
IN UINT64 Context2, OPTIONAL
IN UINT64 NewStack
);
VOID
EFIAPI
InternalX86DisablePaging64 (
IN UINT16 Cs,
IN UINT32 EntryPoint,
IN UINT32 Context1, OPTIONAL
IN UINT32 Context2, OPTIONAL
IN UINT32 NewStack
);
#endif

812
MdePkg/Library/BaseLib/BitField.c Normal file
View File

@@ -0,0 +1,812 @@
/** @file
Bit field functions of BaseLib.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: BitField.c
**/
unsigned int
EFIAPI
BitFieldReadUint (
IN unsigned int Operand,
IN UINTN StartBit,
IN UINTN EndBit
)
{
//
// ~((unsigned int)-2 << EndBit) is a mask in which bit[0] thru bit[EndBit]
// are 1's while bit[EndBit + 1] thru the most significant bit are 0's.
//
return (Operand & ~((unsigned int)-2 << EndBit)) >> StartBit;
}
unsigned int
EFIAPI
BitFieldOrUint (
IN unsigned int Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN unsigned int OrData
)
{
//
// ~((unsigned int)-2 << EndBit) is a mask in which bit[0] thru bit[EndBit]
// are 1's while bit[EndBit + 1] thru the most significant bit are 0's.
//
return Operand | ((OrData << StartBit) & ~((unsigned int)-2 << EndBit));
}
unsigned int
EFIAPI
BitFieldAndUint (
IN unsigned int Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN unsigned int AndData
)
{
//
// ~((unsigned int)-2 << EndBit) is a mask in which bit[0] thru bit[EndBit]
// are 1's while bit[EndBit + 1] thru the most significant bit are 0's.
//
return Operand & ~((~AndData << StartBit) & ~((unsigned int)-2 << EndBit));
}
/**
Returns a bit field from an 8-bit value.
Returns the bitfield specified by the StartBit and the EndBit from Operand.
If 8-bit operations are not supported, then ASSERT().
If StartBit is greater than 7, then ASSERT().
If EndBit is greater than 7, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@return The bit field read.
**/
UINT8
EFIAPI
BitFieldRead8 (
IN UINT8 Operand,
IN UINTN StartBit,
IN UINTN EndBit
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT8)BitFieldReadUint (Operand, StartBit, EndBit);
}
/**
Writes a bit field to an 8-bit value, and returns the result.
Writes Value to the bit field specified by the StartBit and the EndBit in
Operand. All other bits in Operand are preserved. The new 8-bit value is
returned.
If 8-bit operations are not supported, then ASSERT().
If StartBit is greater than 7, then ASSERT().
If EndBit is greater than 7, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param Value New value of the bit field.
@return The new 8-bit value.
**/
UINT8
EFIAPI
BitFieldWrite8 (
IN UINT8 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT8 Value
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldAndThenOr8 (Operand, StartBit, EndBit, 0, Value);
}
/**
Reads a bit field from an 8-bit value, performs a bitwise OR, and returns the
result.
Performs a bitwise inclusive OR between the bit field specified by StartBit
and EndBit in Operand and the value specified by OrData. All other bits in
Operand are preserved. The new 8-bit value is returned.
If 8-bit operations are not supported, then ASSERT().
If StartBit is greater than 7, then ASSERT().
If EndBit is greater than 7, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param OrData The value to OR with the read value from the value
@return The new 8-bit value.
**/
UINT8
EFIAPI
BitFieldOr8 (
IN UINT8 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT8 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT8)BitFieldOrUint (Operand, StartBit, EndBit, OrData);
}
/**
Reads a bit field from an 8-bit value, performs a bitwise AND, and returns
the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData. All other bits in Operand are
preserved. The new 8-bit value is returned.
If 8-bit operations are not supported, then ASSERT().
If StartBit is greater than 7, then ASSERT().
If EndBit is greater than 7, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param AndData The value to AND with the read value from the value.
@return The new 8-bit value.
**/
UINT8
EFIAPI
BitFieldAnd8 (
IN UINT8 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT8 AndData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT8)BitFieldAndUint (Operand, StartBit, EndBit, AndData);
}
/**
Reads a bit field from an 8-bit value, performs a bitwise AND followed by a
bitwise OR, and returns the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData, followed by a bitwise
inclusive OR with value specified by OrData. All other bits in Operand are
preserved. The new 8-bit value is returned.
If 8-bit operations are not supported, then ASSERT().
If StartBit is greater than 7, then ASSERT().
If EndBit is greater than 7, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param AndData The value to AND with the read value from the value.
@param OrData The value to OR with the result of the AND operation.
@return The new 8-bit value.
**/
UINT8
EFIAPI
BitFieldAndThenOr8 (
IN UINT8 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT8 AndData,
IN UINT8 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldOr8 (
BitFieldAnd8 (Operand, StartBit, EndBit, AndData),
StartBit,
EndBit,
OrData
);
}
/**
Returns a bit field from a 16-bit value.
Returns the bitfield specified by the StartBit and the EndBit from Operand.
If 16-bit operations are not supported, then ASSERT().
If StartBit is greater than 15, then ASSERT().
If EndBit is greater than 15, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@return The bit field read.
**/
UINT16
EFIAPI
BitFieldRead16 (
IN UINT16 Operand,
IN UINTN StartBit,
IN UINTN EndBit
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT16)BitFieldReadUint (Operand, StartBit, EndBit);
}
/**
Writes a bit field to a 16-bit value, and returns the result.
Writes Value to the bit field specified by the StartBit and the EndBit in
Operand. All other bits in Operand are preserved. The new 16-bit value is
returned.
If 16-bit operations are not supported, then ASSERT().
If StartBit is greater than 15, then ASSERT().
If EndBit is greater than 15, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param Value New value of the bit field.
@return The new 16-bit value.
**/
UINT16
EFIAPI
BitFieldWrite16 (
IN UINT16 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT16 Value
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldAndThenOr16 (Operand, StartBit, EndBit, 0, Value);
}
/**
Reads a bit field from a 16-bit value, performs a bitwise OR, and returns the
result.
Performs a bitwise inclusive OR between the bit field specified by StartBit
and EndBit in Operand and the value specified by OrData. All other bits in
Operand are preserved. The new 16-bit value is returned.
If 16-bit operations are not supported, then ASSERT().
If StartBit is greater than 15, then ASSERT().
If EndBit is greater than 15, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param OrData The value to OR with the read value from the value
@return The new 16-bit value.
**/
UINT16
EFIAPI
BitFieldOr16 (
IN UINT16 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT16 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT16)BitFieldOrUint (Operand, StartBit, EndBit, OrData);
}
/**
Reads a bit field from a 16-bit value, performs a bitwise AND, and returns
the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData. All other bits in Operand are
preserved. The new 16-bit value is returned.
If 16-bit operations are not supported, then ASSERT().
If StartBit is greater than 15, then ASSERT().
If EndBit is greater than 15, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param AndData The value to AND with the read value from the value
@return The new 16-bit value.
**/
UINT16
EFIAPI
BitFieldAnd16 (
IN UINT16 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT16 AndData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT16)BitFieldAndUint (Operand, StartBit, EndBit, AndData);
}
/**
Reads a bit field from a 16-bit value, performs a bitwise AND followed by a
bitwise OR, and returns the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData, followed by a bitwise
inclusive OR with value specified by OrData. All other bits in Operand are
preserved. The new 16-bit value is returned.
If 16-bit operations are not supported, then ASSERT().
If StartBit is greater than 15, then ASSERT().
If EndBit is greater than 15, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param AndData The value to AND with the read value from the value.
@param OrData The value to OR with the result of the AND operation.
@return The new 16-bit value.
**/
UINT16
EFIAPI
BitFieldAndThenOr16 (
IN UINT16 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT16 AndData,
IN UINT16 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldOr16 (
BitFieldAnd16 (Operand, StartBit, EndBit, AndData),
StartBit,
EndBit,
OrData
);
}
/**
Returns a bit field from a 32-bit value.
Returns the bitfield specified by the StartBit and the EndBit from Operand.
If 32-bit operations are not supported, then ASSERT().
If StartBit is greater than 31, then ASSERT().
If EndBit is greater than 31, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@return The bit field read.
**/
UINT32
EFIAPI
BitFieldRead32 (
IN UINT32 Operand,
IN UINTN StartBit,
IN UINTN EndBit
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT32)BitFieldReadUint (Operand, StartBit, EndBit);
}
/**
Writes a bit field to a 32-bit value, and returns the result.
Writes Value to the bit field specified by the StartBit and the EndBit in
Operand. All other bits in Operand are preserved. The new 32-bit value is
returned.
If 32-bit operations are not supported, then ASSERT().
If StartBit is greater than 31, then ASSERT().
If EndBit is greater than 31, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param Value New value of the bit field.
@return The new 32-bit value.
**/
UINT32
EFIAPI
BitFieldWrite32 (
IN UINT32 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT32 Value
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldAndThenOr32 (Operand, StartBit, EndBit, 0, Value);
}
/**
Reads a bit field from a 32-bit value, performs a bitwise OR, and returns the
result.
Performs a bitwise inclusive OR between the bit field specified by StartBit
and EndBit in Operand and the value specified by OrData. All other bits in
Operand are preserved. The new 32-bit value is returned.
If 32-bit operations are not supported, then ASSERT().
If StartBit is greater than 31, then ASSERT().
If EndBit is greater than 31, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param OrData The value to OR with the read value from the value
@return The new 32-bit value.
**/
UINT32
EFIAPI
BitFieldOr32 (
IN UINT32 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT32 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT32)BitFieldOrUint (Operand, StartBit, EndBit, OrData);
}
/**
Reads a bit field from a 32-bit value, performs a bitwise AND, and returns
the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData. All other bits in Operand are
preserved. The new 32-bit value is returned.
If 32-bit operations are not supported, then ASSERT().
If StartBit is greater than 31, then ASSERT().
If EndBit is greater than 31, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param AndData The value to AND with the read value from the value
@return The new 32-bit value.
**/
UINT32
EFIAPI
BitFieldAnd32 (
IN UINT32 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT32 AndData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return (UINT32)BitFieldAndUint (Operand, StartBit, EndBit, AndData);
}
/**
Reads a bit field from a 32-bit value, performs a bitwise AND followed by a
bitwise OR, and returns the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData, followed by a bitwise
inclusive OR with value specified by OrData. All other bits in Operand are
preserved. The new 32-bit value is returned.
If 32-bit operations are not supported, then ASSERT().
If StartBit is greater than 31, then ASSERT().
If EndBit is greater than 31, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param AndData The value to AND with the read value from the value.
@param OrData The value to OR with the result of the AND operation.
@return The new 32-bit value.
**/
UINT32
EFIAPI
BitFieldAndThenOr32 (
IN UINT32 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT32 AndData,
IN UINT32 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldOr32 (
BitFieldAnd32 (Operand, StartBit, EndBit, AndData),
StartBit,
EndBit,
OrData
);
}
/**
Returns a bit field from a 64-bit value.
Returns the bitfield specified by the StartBit and the EndBit from Operand.
If 64-bit operations are not supported, then ASSERT().
If StartBit is greater than 63, then ASSERT().
If EndBit is greater than 63, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@return The bit field read.
**/
UINT64
EFIAPI
BitFieldRead64 (
IN UINT64 Operand,
IN UINTN StartBit,
IN UINTN EndBit
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return RShiftU64 (Operand & ~LShiftU64 ((UINT64)-2, EndBit), StartBit);
}
/**
Writes a bit field to a 64-bit value, and returns the result.
Writes Value to the bit field specified by the StartBit and the EndBit in
Operand. All other bits in Operand are preserved. The new 64-bit value is
returned.
If 64-bit operations are not supported, then ASSERT().
If StartBit is greater than 63, then ASSERT().
If EndBit is greater than 63, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param Value New value of the bit field.
@return The new 64-bit value.
**/
UINT64
EFIAPI
BitFieldWrite64 (
IN UINT64 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT64 Value
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldAndThenOr64 (Operand, StartBit, EndBit, 0, Value);
}
/**
Reads a bit field from a 64-bit value, performs a bitwise OR, and returns the
result.
Performs a bitwise inclusive OR between the bit field specified by StartBit
and EndBit in Operand and the value specified by OrData. All other bits in
Operand are preserved. The new 64-bit value is returned.
If 64-bit operations are not supported, then ASSERT().
If StartBit is greater than 63, then ASSERT().
If EndBit is greater than 63, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param OrData The value to OR with the read value from the value
@return The new 64-bit value.
**/
UINT64
EFIAPI
BitFieldOr64 (
IN UINT64 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT64 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return Operand |
(LShiftU64 (OrData, StartBit) & ~LShiftU64 ((UINT64)-2, EndBit));
}
/**
Reads a bit field from a 64-bit value, performs a bitwise AND, and returns
the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData. All other bits in Operand are
preserved. The new 64-bit value is returned.
If 64-bit operations are not supported, then ASSERT().
If StartBit is greater than 63, then ASSERT().
If EndBit is greater than 63, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param AndData The value to AND with the read value from the value
@return The new 64-bit value.
**/
UINT64
EFIAPI
BitFieldAnd64 (
IN UINT64 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT64 AndData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return Operand &
~(LShiftU64 (~AndData, StartBit) & ~LShiftU64 ((UINT64)-2, EndBit));
}
/**
Reads a bit field from a 64-bit value, performs a bitwise AND followed by a
bitwise OR, and returns the result.
Performs a bitwise AND between the bit field specified by StartBit and EndBit
in Operand and the value specified by AndData, followed by a bitwise
inclusive OR with value specified by OrData. All other bits in Operand are
preserved. The new 64-bit value is returned.
If 64-bit operations are not supported, then ASSERT().
If StartBit is greater than 63, then ASSERT().
If EndBit is greater than 63, then ASSERT().
If EndBit is less than or equal to StartBit, then ASSERT().
@param Operand Operand on which to perform the bitfield operation.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param AndData The value to AND with the read value from the value.
@param OrData The value to OR with the result of the AND operation.
@return The new 64-bit value.
**/
UINT64
EFIAPI
BitFieldAndThenOr64 (
IN UINT64 Operand,
IN UINTN StartBit,
IN UINTN EndBit,
IN UINT64 AndData,
IN UINT64 OrData
)
{
ASSERT (EndBit < sizeof (Operand) * 8);
ASSERT (StartBit <= EndBit);
return BitFieldOr64 (
BitFieldAnd64 (Operand, StartBit, EndBit, AndData),
StartBit,
EndBit,
OrData
);
}

67
MdePkg/Library/BaseLib/Cpu.c Normal file
View File

@@ -0,0 +1,67 @@
/** @file
Base Library CPU Functions for all architectures.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Cpu.c
**/
/**
Disables CPU interrupts and returns the interrupt state prior to the disable
operation.
Disables CPU interrupts and returns the interrupt state prior to the disable
operation.
@retval TRUE CPU interrupts were enabled on entry to this call.
@retval FALSE CPU interrupts were disabled on entry to this call.
**/
BOOLEAN
EFIAPI
SaveAndDisableInterrupts (
VOID
)
{
BOOLEAN InterruptState;
InterruptState = GetInterruptState ();
DisableInterrupts ();
return InterruptState;
}
/**
Set the current CPU interrupt state.
Sets the current CPU interrupt state to the state specified by
InterruptState. If InterruptState is TRUE, then interrupts are enabled. If
InterruptState is FALSE, then interrupts are disabled. InterruptState is
returned.
@param InterruptState TRUE if interrupts should enabled. FALSE if
interrupts should be disabled.
@return InterruptState
**/
BOOLEAN
EFIAPI
SetInterruptState (
IN BOOLEAN InterruptState
)
{
if (InterruptState) {
EnableInterrupts ();
} else {
DisableInterrupts ();
}
return InterruptState;
}

33
MdePkg/Library/BaseLib/CpuDeadLoop.c Normal file
View File

@@ -0,0 +1,33 @@
/** @file
Base Library CPU Functions for all architectures.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
/**
Executes an infinite loop.
Forces the CPU to execute an infinite loop. A debugger may be used to skip
past the loop and the code that follows the loop must execute properly. This
implies that the infinite loop must not cause the code that follow it to be
optimized away.
**/
VOID
EFIAPI
CpuDeadLoop (
VOID
)
{
volatile UINTN Index;
for (Index = 0; Index == 0;);
}

46
MdePkg/Library/BaseLib/DivS64x64Remainder.c Normal file
View File

@@ -0,0 +1,46 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Divides a 64-bit signed integer by a 64-bit signed integer and generates a
64-bit signed result and a optional 64-bit signed remainder.
This function divides the 64-bit signed value Dividend by the 64-bit signed
value Divisor and generates a 64-bit signed quotient. If Remainder is not
NULL, then the 64-bit signed remainder is returned in Remainder. This
function returns the 64-bit signed quotient.
If Divisor is 0, then ASSERT().
@param Dividend A 64-bit signed value.
@param Divisor A 64-bit signed value.
@param Remainder A pointer to a 64-bit signed value. This parameter is
optional and may be NULL.
@return Dividend / Divisor
**/
INT64
EFIAPI
DivS64x64Remainder (
IN INT64 Dividend,
IN INT64 Divisor,
OUT INT64 *Remainder
)
{
ASSERT (Divisor != 0);
return InternalMathDivRemS64x64 (Dividend, Divisor, Remainder);
}

42
MdePkg/Library/BaseLib/DivU64x32.c Normal file
View File

@@ -0,0 +1,42 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Divides a 64-bit unsigned integer by a 32-bit unsigned integer and generates
a 64-bit unsigned result.
This function divides the 64-bit unsigned value Dividend by the 32-bit
unsigned value Divisor and generates a 64-bit unsigned quotient. This
function returns the 64-bit unsigned quotient.
If Divisor is 0, then ASSERT().
@param Dividend A 64-bit unsigned value.
@param Divisor A 32-bit unsigned value.
@return Dividend / Divisor
**/
UINT64
EFIAPI
DivU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor
)
{
ASSERT (Divisor != 0);
return InternalMathDivU64x32 (Dividend, Divisor);
}

46
MdePkg/Library/BaseLib/DivU64x32Remainder.c Normal file
View File

@@ -0,0 +1,46 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Divides a 64-bit unsigned integer by a 32-bit unsigned integer and generates
a 64-bit unsigned result and an optional 32-bit unsigned remainder.
This function divides the 64-bit unsigned value Dividend by the 32-bit
unsigned value Divisor and generates a 64-bit unsigned quotient. If Remainder
is not NULL, then the 32-bit unsigned remainder is returned in Remainder.
This function returns the 64-bit unsigned quotient.
If Divisor is 0, then ASSERT().
@param Dividend A 64-bit unsigned value.
@param Divisor A 32-bit unsigned value.
@param Remainder A pointer to a 32-bit unsigned value. This parameter is
optional and may be NULL.
@return Dividend / Divisor
**/
UINT64
EFIAPI
DivU64x32Remainder (
IN UINT64 Dividend,
IN UINT32 Divisor,
OUT UINT32 *Remainder
)
{
ASSERT (Divisor != 0);
return InternalMathDivRemU64x32 (Dividend, Divisor, Remainder);
}

46
MdePkg/Library/BaseLib/DivU64x64Remainder.c Normal file
View File

@@ -0,0 +1,46 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Divides a 64-bit unsigned integer by a 64-bit unsigned integer and generates
a 64-bit unsigned result and an optional 64-bit unsigned remainder.
This function divides the 64-bit unsigned value Dividend by the 64-bit
unsigned value Divisor and generates a 64-bit unsigned quotient. If Remainder
is not NULL, then the 64-bit unsigned remainder is returned in Remainder.
This function returns the 64-bit unsigned quotient.
If Divisor is 0, then ASSERT().
@param Dividend A 64-bit unsigned value.
@param Divisor A 64-bit unsigned value.
@param Remainder A pointer to a 64-bit unsigned value. This parameter is
optional and may be NULL.
@return Dividend / Divisor
**/
UINT64
EFIAPI
DivU64x64Remainder (
IN UINT64 Dividend,
IN UINT64 Divisor,
OUT UINT64 *Remainder
)
{
ASSERT (Divisor != 0);
return InternalMathDivRemU64x64 (Dividend, Divisor, Remainder);
}

100
MdePkg/Library/BaseLib/Ebc/CpuBreakpoint.c Normal file
View File

@@ -0,0 +1,100 @@
/** @file
Base Library CPU Functions for EBC
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
extern
UINT64
_break (
CHAR8 BreakCode
);
/**
Generates a breakpoint on the CPU.
Generates a breakpoint on the CPU. The breakpoint must be implemented such
that code can resume normal execution after the breakpoint.
**/
VOID
EFIAPI
CpuBreakpoint (
VOID
)
{
_break (3);
}
/**
Used to serialize load and store operations.
All loads and stores that proceed calls to this function are guaranteed to be
globally visible when this function returns.
**/
VOID
EFIAPI
MemoryFence (
VOID
)
{
}
/**
Disables CPU interrupts.
Disables CPU interrupts.
**/
VOID
EFIAPI
DisableInterrupts (
VOID
)
{
ASSERT (FALSE);
}
/**
Enables CPU interrupts.
Enables CPU interrupts.
**/
VOID
EFIAPI
EnableInterrupts (
VOID
)
{
ASSERT (FALSE);
}
/**
Retrieves the current CPU interrupt state.
Retrieves the current CPU interrupt state. Returns TRUE is interrupts are
currently enabled. Otherwise returns FALSE.
@retval TRUE CPU interrupts are enabled.
@retval FALSE CPU interrupts are disabled.
**/
BOOLEAN
EFIAPI
GetInterruptState (
VOID
)
{
ASSERT (FALSE);
return FALSE;
}

39
MdePkg/Library/BaseLib/GetPowerOfTwo32.c Normal file
View File

@@ -0,0 +1,39 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Returns the value of the highest bit set in a 32-bit value. Equivalent to
1 << HighBitSet32(x).
This function computes the value of the highest bit set in the 32-bit value
specified by Operand. If Operand is zero, then zero is returned.
@param Operand The 32-bit operand to evaluate.
@return 1 << HighBitSet32(Operand)
@retval 0 Operand is zero.
**/
UINT32
EFIAPI
GetPowerOfTwo32 (
IN UINT32 Operand
)
{
INTN BitPos;
return (BitPos = HighBitSet32 (Operand)) > 0 ? 1ul << BitPos : 0;
}

39
MdePkg/Library/BaseLib/GetPowerOfTwo64.c Normal file
View File

@@ -0,0 +1,39 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Returns the value of the highest bit set in a 64-bit value. Equivalent to
1 << HighBitSet64(x).
This function computes the value of the highest bit set in the 64-bit value
specified by Operand. If Operand is zero, then zero is returned.
@param Operand The 64-bit operand to evaluate.
@return 1 << HighBitSet64(Operand)
@retval 0 Operand is zero.
**/
UINT64
EFIAPI
GetPowerOfTwo64 (
IN UINT64 Operand
)
{
INTN BitPos;
return (BitPos = HighBitSet64 (Operand)) > 0 ? LShiftU64 (1, BitPos) : 0;
}

41
MdePkg/Library/BaseLib/HighBitSet32.c Normal file
View File

@@ -0,0 +1,41 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Returns the bit position of the highest bit set in a 32-bit value. Equivalent
to log2(x).
This function computes the bit position of the highest bit set in the 32-bit
value specified by Operand. If Operand is zero, then -1 is returned.
Otherwise, a value between 0 and 31 is returned.
@param Operand The 32-bit operand to evaluate.
@return Position of the highest bit set in Operand if found.
@retval -1 Operand is zero.
**/
INTN
EFIAPI
HighBitSet32 (
IN UINT32 Operand
)
{
INTN BitIndex;
for (BitIndex = -1; Operand != 0; BitIndex++, Operand >>= 1);
return BitIndex;
}

43
MdePkg/Library/BaseLib/HighBitSet64.c Normal file
View File

@@ -0,0 +1,43 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Returns the bit position of the highest bit set in a 64-bit value. Equivalent
to log2(x).
This function computes the bit position of the highest bit set in the 64-bit
value specified by Operand. If Operand is zero, then -1 is returned.
Otherwise, a value between 0 and 63 is returned.
@param Operand The 64-bit operand to evaluate.
@return Position of the highest bit set in Operand if found.
@retval -1 Operand is zero.
**/
INTN
EFIAPI
HighBitSet64 (
IN UINT64 Operand
)
{
INTN BitIndex;
for (BitIndex = -1;
Operand != 0;
BitIndex++, Operand = RShiftU64 (Operand, 1));
return BitIndex;
}

101
MdePkg/Library/BaseLib/Ipf/CpuBreakpoint.c Normal file
View File

@@ -0,0 +1,101 @@
/** @file
Base Library CPU functions for Itanium
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
//void __mfa (void);
#pragma intrinsic (_enable)
#pragma intrinsic (_disable)
#pragma intrinsic (__break)
#pragma intrinsic (__mfa)
/**
Generates a breakpoint on the CPU.
Generates a breakpoint on the CPU. The breakpoint must be implemented such
that code can resume normal execution after the breakpoint.
**/
VOID
EFIAPI
CpuBreakpoint (
VOID
)
{
__break (0);
}
/**
Used to serialize load and store operations.
All loads and stores that proceed calls to this function are guaranteed to be
globally visible when this function returns.
**/
VOID
EFIAPI
MemoryFence (
VOID
)
{
__mfa ();
}
/**
Disables CPU interrupts.
Disables CPU interrupts.
**/
VOID
EFIAPI
DisableInterrupts (
VOID
)
{
_disable ();
}
/**
Enables CPU interrupts.
Enables CPU interrupts.
**/
VOID
EFIAPI
EnableInterrupts (
VOID
)
{
_enable ();
}
/**
Retrieves the current CPU interrupt state.
Retrieves the current CPU interrupt state. Returns TRUE is interrupts are
currently enabled. Otherwise returns FALSE.
@retval TRUE CPU interrupts are enabled.
@retval FALSE CPU interrupts are disabled.
**/
BOOLEAN
EFIAPI
GetInterruptState (
VOID
)
{
return FALSE;
}

29
MdePkg/Library/BaseLib/Ipf/InterlockedCompareExchange32.s Normal file
View File

@@ -0,0 +1,29 @@
/// @file
/// Contains an implementation of InterlockedCompareExchange32 on Itanium-
/// based architecture.
///
/// Copyright (c) 2006, Intel Corporation
/// All rights reserved. This program and the accompanying materials
/// are licensed and made available under the terms and conditions of the BSD License
/// which accompanies this distribution. The full text of the license may be found at
/// http://opensource.org/licenses/bsd-license.php
///
/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
///
/// Module Name: InterlockedCompareExchange32.s
///
///
.auto
.text
.proc InternalSyncCompareExchange32
.type InternalSyncCompareExchange32, @function
InternalSyncCompareExchange32::
zxt4 r33 = r33
mov ar.ccv = r33
cmpxchg4.rel r8 = [r32], r34
mf
br.ret.sptk.many b0
.endp InternalSyncCompareExchange32

28
MdePkg/Library/BaseLib/Ipf/InterlockedCompareExchange64.s Normal file
View File

@@ -0,0 +1,28 @@
/// @file
/// Contains an implementation of InterlockedCompareExchange64 on Itanium-
/// based architecture.
///
/// Copyright (c) 2006, Intel Corporation
/// All rights reserved. This program and the accompanying materials
/// are licensed and made available under the terms and conditions of the BSD License
/// which accompanies this distribution. The full text of the license may be found at
/// http://opensource.org/licenses/bsd-license.php
///
/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
///
/// Module Name: InterlockedCompareExchange64.s
///
///
.auto
.text
.proc InternalSyncCompareExchange64
.type InternalSyncCompareExchange64, @function
InternalSyncCompareExchange64::
mov ar.ccv = r33
cmpxchg8.rel r8 = [r64], r34
mf
br.ret.sptk.many b0
.endp InternalSyncCompareExchange64

122
MdePkg/Library/BaseLib/Ipf/SwitchStack.s Normal file
View File

@@ -0,0 +1,122 @@
//++
// Copyright (c) 2006, Intel Corporation
// All rights reserved. This program and the accompanying materials
// are licensed and made available under the terms and conditions of the BSD License
// which accompanies this distribution. The full text of the license may be found at
// http://opensource.org/licenses/bsd-license.php
//
// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
//
// Module Name:
//
// SwitchStack.s
//
// Abstract:
//
// Contains an implementation of a stack switch for the Itanium-based architecture.
//
//
//
// Revision History:
//
//--
.file "SwitchStack.s"
#include "asm.h"
#include "ia_64gen.h"
// Define hardware RSE Configuration Register
//
// RS Configuration (RSC) bit field positions
#define RSC_MODE 0
#define RSC_PL 2
#define RSC_BE 4
// RSC bits 5-15 reserved
#define RSC_MBZ0 5
#define RSC_MBZ0_V 0x3ff
#define RSC_LOADRS 16
#define RSC_LOADRS_LEN 14
// RSC bits 30-63 reserved
#define RSC_MBZ1 30
#define RSC_MBZ1_V 0x3ffffffffULL
// RSC modes
// Lazy
#define RSC_MODE_LY (0x0)
// Store intensive
#define RSC_MODE_SI (0x1)
// Load intensive
#define RSC_MODE_LI (0x2)
// Eager
#define RSC_MODE_EA (0x3)
// RSC Endian bit values
#define RSC_BE_LITTLE 0
#define RSC_BE_BIG 1
// RSC while in kernel: enabled, little endian, pl = 0, eager mode
#define RSC_KERNEL ((RSC_MODE_EA<<RSC_MODE) | (RSC_BE_LITTLE<<RSC_BE))
// Lazy RSC in kernel: enabled, little endian, pl = 0, lazy mode
#define RSC_KERNEL_LAZ ((RSC_MODE_LY<<RSC_MODE) | (RSC_BE_LITTLE<<RSC_BE))
// RSE disabled: disabled, pl = 0, little endian, eager mode
#define RSC_KERNEL_DISABLED ((RSC_MODE_LY<<RSC_MODE) | (RSC_BE_LITTLE<<RSC_BE))
//VOID
//SwitchStack (
// VOID *ContinuationFunction,
// UINTN Parameter,
// UINTN NewTopOfStack,
// UINTN NewBSPStore OPTIONAL
//)
///*++
//
//Input Arguments
//
// ContinuationFunction - This is a pointer to the PLABEL of the function that should be called once the
// new stack has been created.
// Parameter - The parameter to pass to the continuation function
// NewTopOfStack - This is the new top of the memory stack for ensuing code. This is mandatory and
// should be non-zero
// NewBSPStore - This is the new BSP store for the ensuing code. It is optional on IA-32 and mandatory on Itanium-based platform.
//
//--*/
PROCEDURE_ENTRY(SwitchStack)
mov r16 = -0x10;;
and r16 = r34, r16;; // get new stack value in R16, 0 the last nibble.
mov r15 = r35;; // Get new BspStore into R15
mov r13 = r32;; // this is a pointer to the PLABEL of the continuation function.
mov r17 = r33;; // this is the parameter to pass to the continuation function
alloc r11=0,0,0,0 // Set 0-size frame
;;
flushrs;;
mov r21 = RSC_KERNEL_DISABLED // for rse disable
;;
mov ar.rsc = r21 // turn off RSE
add sp = r0, r16;; // transfer to the EFI stack
mov ar.bspstore = r15 // switch to EFI BSP
invala // change of ar.bspstore needs invala.
mov r18 = RSC_KERNEL_LAZ // RSC enabled, Lazy mode
;;
mov ar.rsc = r18 // turn rse on, in kernel mode
;;
alloc r11=0,0,1,0;; // alloc 0 outs going to ensuing DXE IPL service
mov out0 = r17
ld8 r16 = [r13],8;; // r16 = address of continuation function from the PLABEL
ld8 gp = [r13] // gp = gp of continuation function from the PLABEL
mov b6 = r16
;;
br.call.sptk.few b0=b6;; // Call the continuation function
;;
PROCEDURE_EXIT(SwitchStack)

59
MdePkg/Library/BaseLib/Ipf/Synchronization.c Normal file
View File

@@ -0,0 +1,59 @@
/** @file
Implementation of synchronization functions on Itanium.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Synchronization.c
**/
UINT32
EFIAPI
InternalSyncCompareExchange32 (
IN volatile UINT32 *Value,
IN UINT32 CompareValue,
IN UINT32 ExchangeValue
);
UINT32
EFIAPI
InternalSyncIncrement (
IN volatile UINT32 *Value
)
{
UINT32 OriginalValue;
do {
OriginalValue = *Value;
} while (OriginalValue == InternalSyncCompareExchange32 (
Value,
OriginalValue,
OriginalValue + 1
));
return OriginalValue + 1;
}
UINT32
EFIAPI
InternalSyncDecrement (
IN volatile UINT32 *Value
)
{
UINT32 OriginalValue;
do {
OriginalValue = *Value;
} while (OriginalValue == InternalSyncCompareExchange32 (
Value,
OriginalValue,
OriginalValue - 1
));
return OriginalValue - 1;
}

220
MdePkg/Library/BaseLib/Ipf/Unaligned.c Normal file
View File

@@ -0,0 +1,220 @@
/** @file
Unaligned access functions of BaseLib for IPF.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Unaligned.c
**/
/**
Reads a 16-bit value from memory that may be unaligned.
This function returns the 16-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 16-bit value that may be unaligned.
@return *Uint16
**/
UINT16
EFIAPI
ReadUnaligned16 (
IN CONST UINT16 *Buffer
)
{
return (UINT16)(((UINT8*)Buffer)[0] | (((UINT8*)Buffer)[1] << 8));
}
/**
Writes a 16-bit value to memory that may be unaligned.
This function writes the 16-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 16-bit value that may be unaligned.
@param Value 16-bit value to write to Buffer.
@return Value
**/
UINT16
EFIAPI
WriteUnaligned16 (
OUT UINT16 *Buffer,
IN UINT16 Value
)
{
((UINT8*)Buffer)[0] = (UINT8)Value;
((UINT8*)Buffer)[1] = (UINT8)(Value >> 8);
return Value;
}
/**
Reads a 24-bit value from memory that may be unaligned.
This function returns the 24-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 24-bit value that may be unaligned.
@return The value read.
**/
UINT32
EFIAPI
ReadUnaligned24 (
IN CONST UINT32 *Buffer
)
{
return (UINT32)(
ReadUnaligned16 ((UINT16*)Buffer) |
(((UINT8*)Buffer)[2] << 16)
);
}
/**
Writes a 24-bit value to memory that may be unaligned.
This function writes the 24-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 24-bit value that may be unaligned.
@param Value 24-bit value to write to Buffer.
@return The value written.
**/
UINT32
EFIAPI
WriteUnaligned24 (
OUT UINT32 *Buffer,
IN UINT32 Value
)
{
WriteUnaligned16 ((UINT16*)Buffer, (UINT16)Value);
*(UINT8*)((UINT16*)Buffer + 1) = (UINT8)(Value >> 16);
return Value;
}
/**
Reads a 32-bit value from memory that may be unaligned.
This function returns the 32-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 32-bit value that may be unaligned.
@return *Uint32
**/
UINT32
EFIAPI
ReadUnaligned32 (
IN CONST UINT32 *Buffer
)
{
return (UINT32)(
ReadUnaligned16 ((UINT16*)Buffer) |
(ReadUnaligned16 ((UINT16*)Buffer + 1) << 16)
);
}
/**
Writes a 32-bit value to memory that may be unaligned.
This function writes the 32-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 32-bit value that may be unaligned.
@param Value 32-bit value to write to Buffer.
@return Value
**/
UINT32
EFIAPI
WriteUnaligned32 (
OUT UINT32 *Buffer,
IN UINT32 Value
)
{
WriteUnaligned16 ((UINT16*)Buffer, (UINT16)Value);
WriteUnaligned16 ((UINT16*)Buffer + 1, (UINT16)(Value >> 16));
return Value;
}
/**
Reads a 64-bit value from memory that may be unaligned.
This function returns the 64-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 64-bit value that may be unaligned.
@return *Uint64
**/
UINT64
EFIAPI
ReadUnaligned64 (
IN CONST UINT64 *Buffer
)
{
return (UINT64)(
ReadUnaligned32 ((UINT32*)Buffer) |
LShiftU64 (ReadUnaligned32 ((UINT32*)Buffer + 1), 32)
);
}
/**
Writes a 64-bit value to memory that may be unaligned.
This function writes the 64-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 64-bit value that may be unaligned.
@param Value 64-bit value to write to Buffer.
@return Value
**/
UINT64
EFIAPI
WriteUnaligned64 (
OUT UINT64 *Buffer,
IN UINT64 Value
)
{
WriteUnaligned32 ((UINT32*)Buffer, (UINT32)Value);
WriteUnaligned32 ((UINT32*)Buffer + 1, (UINT32)RShiftU64 (Value, 32));
return Value;
}

27
MdePkg/Library/BaseLib/Ipf/asm.h Normal file
View File

@@ -0,0 +1,27 @@
/// @file
/// This module contains generic macros for an assembly writer.
///
/// Copyright (c) 2006, Intel Corporation<BR>
/// All rights reserved. This program and the accompanying materials
/// are licensed and made available under the terms and conditions of the BSD License
/// which accompanies this distribution. The full text of the license may be found at
/// http://opensource.org/licenses/bsd-license.php
///
/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
///
/// Module Name: asm.h
///
#ifndef _ASM_H
#define _ASM_H
#define TRUE 1
#define FALSE 0
#define PROCEDURE_ENTRY(name) .##text; \
.##type name, @function; \
.##proc name; \
name::
#define PROCEDURE_EXIT(name) .##endp name
#endif // _ASM_H

205
MdePkg/Library/BaseLib/Ipf/ia_64gen.h Normal file
View File

@@ -0,0 +1,205 @@
/// @file
///
///
/// Copyright (c) 2006, Intel Corporation<BR>
/// All rights reserved. This program and the accompanying materials
/// are licensed and made available under the terms and conditions of the BSD License
/// which accompanies this distribution. The full text of the license may be found at
/// http://opensource.org/licenses/bsd-license.php
///
/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
///
/// Module Name: ia_64gen.h
///
#ifndef _IA64GEN_H
#define _IA64GEN_H
#define TT_UNAT 0
#define C_PSR 0
#define J_UNAT 0
#define T_TYPE 0
#define T_IPSR 0x8
#define T_ISR 0x10
#define T_IIP 0x18
#define T_IFA 0x20
#define T_IIPA 0x28
#define T_IFS 0x30
#define T_IIM 0x38
#define T_RSC 0x40
#define T_BSP 0x48
#define T_BSPSTORE 0x50
#define T_RNAT 0x58
#define T_PFS 0x60
#define T_KBSPSTORE 0x68
#define T_UNAT 0x70
#define T_CCV 0x78
#define T_DCR 0x80
#define T_PREDS 0x88
#define T_NATS 0x90
#define T_R1 0x98
#define T_GP 0x98
#define T_R2 0xa0
#define T_R3 0xa8
#define T_R4 0xb0
#define T_R5 0xb8
#define T_R6 0xc0
#define T_R7 0xc8
#define T_R8 0xd0
#define T_R9 0xd8
#define T_R10 0xe0
#define T_R11 0xe8
#define T_R12 0xf0
#define T_SP 0xf0
#define T_R13 0xf8
#define T_R14 0x100
#define T_R15 0x108
#define T_R16 0x110
#define T_R17 0x118
#define T_R18 0x120
#define T_R19 0x128
#define T_R20 0x130
#define T_R21 0x138
#define T_R22 0x140
#define T_R23 0x148
#define T_R24 0x150
#define T_R25 0x158
#define T_R26 0x160
#define T_R27 0x168
#define T_R28 0x170
#define T_R29 0x178
#define T_R30 0x180
#define T_R31 0x188
#define T_F2 0x1f0
#define T_F3 0x200
#define T_F4 0x210
#define T_F5 0x220
#define T_F6 0x230
#define T_F7 0x240
#define T_F8 0x250
#define T_F9 0x260
#define T_F10 0x270
#define T_F11 0x280
#define T_F12 0x290
#define T_F13 0x2a0
#define T_F14 0x2b0
#define T_F15 0x2c0
#define T_F16 0x2d0
#define T_F17 0x2e0
#define T_F18 0x2f0
#define T_F19 0x300
#define T_F20 0x310
#define T_F21 0x320
#define T_F22 0x330
#define T_F23 0x340
#define T_F24 0x350
#define T_F25 0x360
#define T_F26 0x370
#define T_F27 0x380
#define T_F28 0x390
#define T_F29 0x3a0
#define T_F30 0x3b0
#define T_F31 0x3c0
#define T_FPSR 0x1e0
#define T_B0 0x190
#define T_B1 0x198
#define T_B2 0x1a0
#define T_B3 0x1a8
#define T_B4 0x1b0
#define T_B5 0x1b8
#define T_B6 0x1c0
#define T_B7 0x1c8
#define T_EC 0x1d0
#define T_LC 0x1d8
#define J_NATS 0x8
#define J_PFS 0x10
#define J_BSP 0x18
#define J_RNAT 0x20
#define J_PREDS 0x28
#define J_LC 0x30
#define J_R4 0x38
#define J_R5 0x40
#define J_R6 0x48
#define J_R7 0x50
#define J_SP 0x58
#define J_F2 0x60
#define J_F3 0x70
#define J_F4 0x80
#define J_F5 0x90
#define J_F16 0xa0
#define J_F17 0xb0
#define J_F18 0xc0
#define J_F19 0xd0
#define J_F20 0xe0
#define J_F21 0xf0
#define J_F22 0x100
#define J_F23 0x110
#define J_F24 0x120
#define J_F25 0x130
#define J_F26 0x140
#define J_F27 0x150
#define J_F28 0x160
#define J_F29 0x170
#define J_F30 0x180
#define J_F31 0x190
#define J_FPSR 0x1a0
#define J_B0 0x1a8
#define J_B1 0x1b0
#define J_B2 0x1b8
#define J_B3 0x1c0
#define J_B4 0x1c8
#define J_B5 0x1d0
#define TRAP_FRAME_LENGTH 0x3d0
#define C_UNAT 0x28
#define C_NATS 0x30
#define C_PFS 0x8
#define C_BSPSTORE 0x10
#define C_RNAT 0x18
#define C_RSC 0x20
#define C_PREDS 0x38
#define C_LC 0x40
#define C_DCR 0x48
#define C_R1 0x50
#define C_GP 0x50
#define C_R4 0x58
#define C_R5 0x60
#define C_R6 0x68
#define C_R7 0x70
#define C_SP 0x78
#define C_R13 0x80
#define C_F2 0x90
#define C_F3 0xa0
#define C_F4 0xb0
#define C_F5 0xc0
#define C_F16 0xd0
#define C_F17 0xe0
#define C_F18 0xf0
#define C_F19 0x100
#define C_F20 0x110
#define C_F21 0x120
#define C_F22 0x130
#define C_F23 0x140
#define C_F24 0x150
#define C_F25 0x160
#define C_F26 0x170
#define C_F27 0x180
#define C_F28 0x190
#define C_F29 0x1a0
#define C_F30 0x1b0
#define C_F31 0x1c0
#define C_FPSR 0x1d0
#define C_B0 0x1d8
#define C_B1 0x1e0
#define C_B2 0x1e8
#define C_B3 0x1f0
#define C_B4 0x1f8
#define C_B5 0x200
#define TT_R2 0x8
#define TT_R3 0x10
#define TT_R8 0x18
#define TT_R9 0x20
#define TT_R10 0x28
#define TT_R11 0x30
#define TT_R14 0x38
#endif _IA64GEN_H

317
MdePkg/Library/BaseLib/Ipf/setjmp.s Normal file
View File

@@ -0,0 +1,317 @@
/// @file
/// Contains an implementation of setjmp and longjmp for the
/// Itanium-based architecture.
///
/// Copyright (c) 2006, Intel Corporation
/// All rights reserved. This program and the accompanying materials
/// are licensed and made available under the terms and conditions of the BSD License
/// which accompanies this distribution. The full text of the license may be found at
/// http://opensource.org/licenses/bsd-license.php
///
/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
///
/// Module Name: setjmp.s
///
///
.file "setjmp.s"
#include "asm.h"
#include "ia_64gen.h"
/// int SetJump(struct jmp_buffer save)
///
/// Setup a non-local goto.
///
/// Description:
///
/// SetJump stores the current register set in the area pointed to
/// by "save". It returns zero. Subsequent calls to "LongJump" will
/// restore the registers and return non-zero to the same location.
///
/// On entry, r32 contains the pointer to the jmp_buffer
///
PROCEDURE_ENTRY(SetJump)
//
// Make sure buffer is aligned at 16byte boundary
//
mov r32 = r33
add r10 = -0x10,r0 ;; // mask the lower 4 bits
and r32 = r32, r10;;
add r32 = 0x10, r32;; // move to next 16 byte boundary
add r10 = J_PREDS, r32 // skip Unats & pfs save area
add r11 = J_BSP, r32
//
// save immediate context
//
mov r2 = ar.bsp // save backing store pointer
mov r3 = pr // save predicates
;;
//
// save user Unat register
//
mov r16 = ar.lc // save loop count register
mov r14 = ar.unat // save user Unat register
st8 [r10] = r3, J_LC-J_PREDS
st8 [r11] = r2, J_R4-J_BSP
;;
st8 [r10] = r16, J_R5-J_LC
st8 [r32] = r14, J_NATS // Note: Unat at the
// beginning of the save area
mov r15 = ar.pfs
;;
//
// save preserved general registers & NaT's
//
st8.spill [r11] = r4, J_R6-J_R4
;;
st8.spill [r10] = r5, J_R7-J_R5
;;
st8.spill [r11] = r6, J_SP-J_R6
;;
st8.spill [r10] = r7, J_F3-J_R7
;;
st8.spill [r11] = sp, J_F2-J_SP
;;
//
// save spilled Unat and pfs registers
//
mov r2 = ar.unat // save Unat register after spill
;;
st8 [r32] = r2, J_PFS-J_NATS // save unat for spilled regs
;;
st8 [r32] = r15 // save pfs
//
// save floating registers
//
stf.spill [r11] = f2, J_F4-J_F2
stf.spill [r10] = f3, J_F5-J_F3
;;
stf.spill [r11] = f4, J_F16-J_F4
stf.spill [r10] = f5, J_F17-J_F5
;;
stf.spill [r11] = f16, J_F18-J_F16
stf.spill [r10] = f17, J_F19-J_F17
;;
stf.spill [r11] = f18, J_F20-J_F18
stf.spill [r10] = f19, J_F21-J_F19
;;
stf.spill [r11] = f20, J_F22-J_F20
stf.spill [r10] = f21, J_F23-J_F21
;;
stf.spill [r11] = f22, J_F24-J_F22
stf.spill [r10] = f23, J_F25-J_F23
;;
stf.spill [r11] = f24, J_F26-J_F24
stf.spill [r10] = f25, J_F27-J_F25
;;
stf.spill [r11] = f26, J_F28-J_F26
stf.spill [r10] = f27, J_F29-J_F27
;;
stf.spill [r11] = f28, J_F30-J_F28
stf.spill [r10] = f29, J_F31-J_F29
;;
stf.spill [r11] = f30, J_FPSR-J_F30
stf.spill [r10] = f31, J_B0-J_F31 // size of f31 + fpsr
//
// save FPSR register & branch registers
//
mov r2 = ar.fpsr // save fpsr register
mov r3 = b0
;;
st8 [r11] = r2, J_B1-J_FPSR
st8 [r10] = r3, J_B2-J_B0
mov r2 = b1
mov r3 = b2
;;
st8 [r11] = r2, J_B3-J_B1
st8 [r10] = r3, J_B4-J_B2
mov r2 = b3
mov r3 = b4
;;
st8 [r11] = r2, J_B5-J_B3
st8 [r10] = r3
mov r2 = b5
;;
st8 [r11] = r2
;;
//
// return
//
mov r8 = r0 // return 0 from setjmp
mov ar.unat = r14 // restore unat
br.ret.sptk b0
PROCEDURE_EXIT(SetJump)
//
// void LongJump(struct jmp_buffer *)
//
// Perform a non-local goto.
//
// Description:
//
// LongJump initializes the register set to the values saved by a
// previous 'SetJump' and jumps to the return location saved by that
// 'SetJump'. This has the effect of unwinding the stack and returning
// for a second time to the 'SetJump'.
//
PROCEDURE_ENTRY(LongJump)
//
// Make sure buffer is aligned at 16byte boundary
//
mov r32 = r33
add r10 = -0x10,r0 ;; // mask the lower 4 bits
and r32 = r32, r10;;
add r32 = 0x10, r32;; // move to next 16 byte boundary
//
// caching the return value as we do invala in the end
//
/// mov r8 = r33 // return value
mov r8 = 1 // For now return hard coded 1
//
// get immediate context
//
mov r14 = ar.rsc // get user RSC conf
add r10 = J_PFS, r32 // get address of pfs
add r11 = J_NATS, r32
;;
ld8 r15 = [r10], J_BSP-J_PFS // get pfs
ld8 r2 = [r11], J_LC-J_NATS // get unat for spilled regs
;;
mov ar.unat = r2
;;
ld8 r16 = [r10], J_PREDS-J_BSP // get backing store pointer
mov ar.rsc = r0 // put RSE in enforced lazy
mov ar.pfs = r15
;;
//
// while returning from longjmp the BSPSTORE and BSP needs to be
// same and discard all the registers allocated after we did
// setjmp. Also, we need to generate the RNAT register since we
// did not flushed the RSE on setjmp.
//
mov r17 = ar.bspstore // get current BSPSTORE
;;
cmp.ltu p6,p7 = r17, r16 // is it less than BSP of
(p6) br.spnt.few .flush_rse
mov r19 = ar.rnat // get current RNAT
;;
loadrs // invalidate dirty regs
br.sptk.many .restore_rnat // restore RNAT
.flush_rse:
flushrs
;;
mov r19 = ar.rnat // get current RNAT
mov r17 = r16 // current BSPSTORE
;;
.restore_rnat:
//
// check if RNAT is saved between saved BSP and curr BSPSTORE
//
dep r18 = 1,r16,3,6 // get RNAT address
;;
cmp.ltu p8,p9 = r18, r17 // RNAT saved on RSE
;;
(p8) ld8 r19 = [r18] // get RNAT from RSE
;;
mov ar.bspstore = r16 // set new BSPSTORE
;;
mov ar.rnat = r19 // restore RNAT
mov ar.rsc = r14 // restore RSC conf
ld8 r3 = [r11], J_R4-J_LC // get lc register
ld8 r2 = [r10], J_R5-J_PREDS // get predicates
;;
mov pr = r2, -1
mov ar.lc = r3
//
// restore preserved general registers & NaT's
//
ld8.fill r4 = [r11], J_R6-J_R4
;;
ld8.fill r5 = [r10], J_R7-J_R5
ld8.fill r6 = [r11], J_SP-J_R6
;;
ld8.fill r7 = [r10], J_F2-J_R7
ld8.fill sp = [r11], J_F3-J_SP
;;
//
// restore floating registers
//
ldf.fill f2 = [r10], J_F4-J_F2
ldf.fill f3 = [r11], J_F5-J_F3
;;
ldf.fill f4 = [r10], J_F16-J_F4
ldf.fill f5 = [r11], J_F17-J_F5
;;
ldf.fill f16 = [r10], J_F18-J_F16
ldf.fill f17 = [r11], J_F19-J_F17
;;
ldf.fill f18 = [r10], J_F20-J_F18
ldf.fill f19 = [r11], J_F21-J_F19
;;
ldf.fill f20 = [r10], J_F22-J_F20
ldf.fill f21 = [r11], J_F23-J_F21
;;
ldf.fill f22 = [r10], J_F24-J_F22
ldf.fill f23 = [r11], J_F25-J_F23
;;
ldf.fill f24 = [r10], J_F26-J_F24
ldf.fill f25 = [r11], J_F27-J_F25
;;
ldf.fill f26 = [r10], J_F28-J_F26
ldf.fill f27 = [r11], J_F29-J_F27
;;
ldf.fill f28 = [r10], J_F30-J_F28
ldf.fill f29 = [r11], J_F31-J_F29
;;
ldf.fill f30 = [r10], J_FPSR-J_F30
ldf.fill f31 = [r11], J_B0-J_F31 ;;
//
// restore branch registers and fpsr
//
ld8 r16 = [r10], J_B1-J_FPSR // get fpsr
ld8 r17 = [r11], J_B2-J_B0 // get return pointer
;;
mov ar.fpsr = r16
mov b0 = r17
ld8 r2 = [r10], J_B3-J_B1
ld8 r3 = [r11], J_B4-J_B2
;;
mov b1 = r2
mov b2 = r3
ld8 r2 = [r10], J_B5-J_B3
ld8 r3 = [r11]
;;
mov b3 = r2
mov b4 = r3
ld8 r2 = [r10]
ld8 r21 = [r32] // get user unat
;;
mov b5 = r2
mov ar.unat = r21
//
// invalidate ALAT
//
invala ;;
br.ret.sptk b0
PROCEDURE_EXIT(LongJump)

42
MdePkg/Library/BaseLib/LRotU32.c Normal file
View File

@@ -0,0 +1,42 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Rotates a 32-bit integer left between 0 and 31 bits, filling the low bits
with the high bits that were rotated.
This function rotates the 32-bit value Operand to the left by Count bits. The
low Count bits are fill with the high Count bits of Operand. The rotated
value is returned.
If Count is greater than 31, then ASSERT().
@param Operand The 32-bit operand to rotate left.
@param Count The number of bits to rotate left.
@return Operand <<< Count
**/
UINT32
EFIAPI
LRotU32 (
IN UINT32 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return (Operand << Count) | (Operand >> (32 - Count));
}

42
MdePkg/Library/BaseLib/LRotU64.c Normal file
View File

@@ -0,0 +1,42 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Rotates a 64-bit integer left between 0 and 63 bits, filling the low bits
with the high bits that were rotated.
This function rotates the 64-bit value Operand to the left by Count bits. The
low Count bits are fill with the high Count bits of Operand. The rotated
value is returned.
If Count is greater than 63, then ASSERT().
@param Operand The 64-bit operand to rotate left.
@param Count The number of bits to rotate left.
@return Operand <<< Count
**/
UINT64
EFIAPI
LRotU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return InternalMathLRotU64 (Operand, Count);
}

41
MdePkg/Library/BaseLib/LShiftU64.c Normal file
View File

@@ -0,0 +1,41 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Shifts a 64-bit integer left between 0 and 63 bits. The low bits are filled
with zeros. The shifted value is returned.
This function shifts the 64-bit value Operand to the left by Count bits. The
low Count bits are set to zero. The shifted value is returned.
If Count is greater than 63, then ASSERT().
@param Operand The 64-bit operand to shift left.
@param Count The number of bits to shift left.
@return Operand << Count
**/
UINT64
EFIAPI
LShiftU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return InternalMathLShiftU64 (Operand, Count);
}

433
MdePkg/Library/BaseLib/LinkedList.c Normal file
View File

@@ -0,0 +1,433 @@
/** @file
Linked List Library Functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: LinkedList.c
**/
BOOLEAN
EFIAPI
IsNodeInList (
IN CONST LIST_ENTRY *List,
IN CONST LIST_ENTRY *Node
)
{
UINTN Count;
CONST LIST_ENTRY *Ptr;
BOOLEAN Found;
//
// Test the validity of List and Node
//
ASSERT (List != NULL);
ASSERT (List->ForwardLink != NULL);
ASSERT (List->BackLink != NULL);
ASSERT (Node != NULL);
Count = FixedPcdGet32 (PcdMaximumLinkedListLength);
Ptr = List;
do {
Ptr = Ptr->ForwardLink;
Count--;
} while ((Ptr != List) && (Ptr != Node) && (Count > 0));
Found = (BOOLEAN)(Ptr == Node);
if (FixedPcdGet32 (PcdMaximumLinkedListLength) > 0) {
while ((Count > 0) && (Ptr != List)) {
Ptr = Ptr->ForwardLink;
}
ASSERT (Count > 0);
}
return Found;
}
/**
Initializes the head node of a doubly linked list, and returns the pointer to
the head node of the doubly linked list.
Initializes the forward and backward links of a new linked list. After
initializing a linked list with this function, the other linked list
functions may be used to add and remove nodes from the linked list. It is up
to the caller of this function to allocate the memory for ListHead.
If ListHead is NULL, then ASSERT().
@param ListHead A pointer to the head node of a new doubly linked list.
@return ListHead
**/
LIST_ENTRY *
EFIAPI
InitializeListHead (
IN OUT LIST_ENTRY *List
)
{
ASSERT (List != NULL);
List->ForwardLink = List;
List->BackLink = List;
return List;
}
/**
Adds a node to the beginning of a doubly linked list, and returns the pointer
to the head node of the doubly linked list.
Adds the node Entry at the beginning of the doubly linked list denoted by
ListHead, and returns ListHead.
If ListHead is NULL, then ASSERT().
If Entry is NULL, then ASSERT().
If ListHead was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and ListHead contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
@param ListHead A pointer to the head node of a doubly linked list.
@param Entry A pointer to a node that is to be inserted at the beginning
of a doubly linked list.
@return ListHead
**/
LIST_ENTRY *
EFIAPI
InsertHeadList (
IN OUT LIST_ENTRY *List,
IN OUT LIST_ENTRY *Entry
)
{
//
// ASSERT List not too long and Entry is not one of the nodes of List
//
ASSERT (!IsNodeInList (List, Entry));
Entry->ForwardLink = List->ForwardLink;
Entry->BackLink = List;
Entry->ForwardLink->BackLink = Entry;
List->ForwardLink = Entry;
return List;
}
/**
Adds a node to the end of a doubly linked list, and returns the pointer to
the head node of the doubly linked list.
Adds the node Entry to the end of the doubly linked list denoted by ListHead,
and returns ListHead.
If ListHead is NULL, then ASSERT().
If Entry is NULL, then ASSERT().
If ListHead was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and ListHead contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
@param ListHead A pointer to the head node of a doubly linked list.
@param Entry A pointer to a node that is to be added at the end of the
doubly linked list.
@return ListHead
**/
LIST_ENTRY *
EFIAPI
InsertTailList (
IN OUT LIST_ENTRY *List,
IN OUT LIST_ENTRY *Entry
)
{
//
// ASSERT List not too long and Entry is not one of the nodes of List
//
ASSERT (!IsNodeInList (List, Entry));
Entry->ForwardLink = List;
Entry->BackLink = List->BackLink;
Entry->BackLink->ForwardLink = Entry;
List->BackLink = Entry;
return List;
}
/**
Retrieves the first node of a doubly linked list.
Returns the first node of a doubly linked list. List must have been
initialized with InitializeListHead(). If List is empty, then NULL is
returned.
If List is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and List contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
@param List A pointer to the head node of a doubly linked list.
@return The first node of a doubly linked list.
@retval NULL The list is empty.
**/
LIST_ENTRY *
EFIAPI
GetFirstNode (
IN CONST LIST_ENTRY *List
)
{
//
// ASSERT List not too long
//
ASSERT (IsNodeInList (List, List));
return List->ForwardLink;
}
/**
Retrieves the next node of a doubly linked list.
Returns the node of a doubly linked list that follows Node. List must have
been initialized with InitializeListHead(). If List is empty, then List is
returned.
If List is NULL, then ASSERT().
If Node is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and List contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
If Node is not a node in List, then ASSERT().
@param List A pointer to the head node of a doubly linked list.
@param Node A pointer to a node in the doubly linked list.
@return Pointer to the next node if one exists. Otherwise a null value which
is actually List is returned.
**/
LIST_ENTRY *
EFIAPI
GetNextNode (
IN CONST LIST_ENTRY *List,
IN CONST LIST_ENTRY *Node
)
{
//
// ASSERT List not too long and Node is one of the nodes of List
//
ASSERT (IsNodeInList (List, Node));
return Node->ForwardLink;
}
/**
Checks to see if a doubly linked list is empty or not.
Checks to see if the doubly linked list is empty. If the linked list contains
zero nodes, this function returns TRUE. Otherwise, it returns FALSE.
If ListHead is NULL, then ASSERT().
If ListHead was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and List contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
@param ListHead A pointer to the head node of a doubly linked list.
@retval TRUE The linked list is empty.
@retval FALSE The linked list is not empty.
**/
BOOLEAN
EFIAPI
IsListEmpty (
IN CONST LIST_ENTRY *List
)
{
//
// ASSERT List not too long
//
ASSERT (IsNodeInList (List, List));
return (BOOLEAN)(List->ForwardLink == List);
}
/**
Determines if a node in a doubly linked list is null.
Returns FALSE if Node is one of the nodes in the doubly linked list specified
by List. Otherwise, TRUE is returned. List must have been initialized with
InitializeListHead().
If List is NULL, then ASSERT().
If Node is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and List contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
If Node is not a node in List and Node is not equal to List, then ASSERT().
@param List A pointer to the head node of a doubly linked list.
@param Node A pointer to a node in the doubly linked list.
@retval TRUE Node is one of the nodes in the doubly linked list.
@retval FALSE Node is not one of the nodes in the doubly linked list.
**/
BOOLEAN
EFIAPI
IsNull (
IN CONST LIST_ENTRY *List,
IN CONST LIST_ENTRY *Node
)
{
//
// ASSERT List not too long and Node is one of the nodes of List
//
ASSERT (IsNodeInList (List, Node));
return (BOOLEAN)(Node == List);
}
/**
Determines if a node the last node in a doubly linked list.
Returns TRUE if Node is the last node in the doubly linked list specified by
List. Otherwise, FALSE is returned. List must have been initialized with
InitializeListHead().
If List is NULL, then ASSERT().
If Node is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and List contains more than
PcdMaximumLinkedListLenth nodes, then ASSERT().
If Node is not a node in List, then ASSERT().
@param List A pointer to the head node of a doubly linked list.
@param Node A pointer to a node in the doubly linked list.
@retval TRUE Node is the last node in the linked list.
@retval FALSE Node is not the last node in the linked list.
**/
BOOLEAN
EFIAPI
IsNodeAtEnd (
IN CONST LIST_ENTRY *List,
IN CONST LIST_ENTRY *Node
)
{
//
// ASSERT List not too long and Node is one of the nodes of List
//
ASSERT (IsNodeInList (List, Node));
return (BOOLEAN)(!IsNull (List, Node) && List->BackLink == Node);
}
/**
Swaps the location of two nodes in a doubly linked list, and returns the
first node after the swap.
If FirstEntry is identical to SecondEntry, then SecondEntry is returned.
Otherwise, the location of the FirstEntry node is swapped with the location
of the SecondEntry node in a doubly linked list. SecondEntry must be in the
same double linked list as FirstEntry and that double linked list must have
been initialized with InitializeListHead(). SecondEntry is returned after the
nodes are swapped.
If FirstEntry is NULL, then ASSERT().
If SecondEntry is NULL, then ASSERT().
If SecondEntry and FirstEntry are not in the same linked list, then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and the linked list containing
FirstEntry and SecondEntry contains more than PcdMaximumLinkedListLenth
nodes, then ASSERT().
@param FirstEntry A pointer to a node in a linked list.
@param SecondEntry A pointer to another node in the same linked list.
**/
LIST_ENTRY *
EFIAPI
SwapListEntries (
IN OUT LIST_ENTRY *FirstEntry,
IN OUT LIST_ENTRY *SecondEntry
)
{
LIST_ENTRY *Ptr;
if (FirstEntry == SecondEntry) {
return SecondEntry;
}
//
// ASSERT Entry1 and Entry2 are in the same linked list
//
ASSERT (IsNodeInList (FirstEntry, SecondEntry));
//
// Ptr is the node pointed to by FirstEntry->ForwardLink
//
Ptr = RemoveEntryList (FirstEntry);
//
// If FirstEntry immediately follows SecondEntry, FirstEntry willl be placed
// immediately in front of SecondEntry
//
if (Ptr->BackLink == SecondEntry) {
return InsertTailList (SecondEntry, FirstEntry);
}
//
// Ptr == SecondEntry means SecondEntry immediately follows FirstEntry,
// then there are no further steps necessary
//
if (Ptr == InsertHeadList (SecondEntry, FirstEntry)) {
return Ptr;
}
//
// Move SecondEntry to the front of Ptr
//
RemoveEntryList (SecondEntry);
InsertTailList (Ptr, SecondEntry);
return SecondEntry;
}
/**
Removes a node from a doubly linked list, and returns the node that follows
the removed node.
Removes the node Entry from a doubly linked list. It is up to the caller of
this function to release the memory used by this node if that is required. On
exit, the node following Entry in the doubly linked list is returned. If
Entry is the only node in the linked list, then the head node of the linked
list is returned.
If Entry is NULL, then ASSERT().
If Entry is the head node of an empty list, then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and the linked list containing
Entry contains more than PcdMaximumLinkedListLenth nodes, then ASSERT().
@param Entry A pointer to a node in a linked list
@return Entry
**/
LIST_ENTRY *
EFIAPI
RemoveEntryList (
IN CONST LIST_ENTRY *Entry
)
{
ASSERT (!IsListEmpty (Entry));
Entry->ForwardLink->BackLink = Entry->BackLink;
Entry->BackLink->ForwardLink = Entry->ForwardLink;
return Entry->ForwardLink;
}

44
MdePkg/Library/BaseLib/LowBitSet32.c Normal file
View File

@@ -0,0 +1,44 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Returns the bit position of the lowest bit set in a 32-bit value.
This function computes the bit position of the lowest bit set in the 32-bit
value specified by Operand. If Operand is zero, then -1 is returned.
Otherwise, a value between 0 and 31 is returned.
@param Operand The 32-bit operand to evaluate.
@return Position of the lowest bit set in Operand if found.
@retval -1 Operand is zero.
**/
INTN
EFIAPI
LowBitSet32 (
IN UINT32 Operand
)
{
INTN BitIndex;
if (Operand == 0) {
return -1;
}
for (BitIndex = 0; (Operand & 1) == 0; BitIndex++, Operand >>= 1);
return BitIndex;
}

46
MdePkg/Library/BaseLib/LowBitSet64.c Normal file
View File

@@ -0,0 +1,46 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Returns the bit position of the lowest bit set in a 64-bit value.
This function computes the bit position of the lowest bit set in the 64-bit
value specified by Operand. If Operand is zero, then -1 is returned.
Otherwise, a value between 0 and 63 is returned.
@param Operand The 64-bit operand to evaluate.
@return Position of the lowest bit set in Operand if found.
@retval -1 Operand is zero.
**/
INTN
EFIAPI
LowBitSet64 (
IN UINT64 Operand
)
{
INTN BitIndex;
if (Operand == 0) {
return -1;
}
for (BitIndex = 0;
(Operand & 1) == 0;
BitIndex++, Operand = RShiftU64 (Operand, 1));
return BitIndex;
}

174
MdePkg/Library/BaseLib/Math64.c Normal file
View File

@@ -0,0 +1,174 @@
/** @file
Leaf math worker functions that require 64-bit arithmetic support from the
compiler.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Math64.c
**/
UINT64
EFIAPI
InternalMathLShiftU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
return Operand << Count;
}
UINT64
EFIAPI
InternalMathRShiftU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
return Operand >> Count;
}
UINT64
EFIAPI
InternalMathARShiftU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
//
// Test if this compiler supports arithmetic shift
//
if ((((-1) << (sizeof (-1) * 8 - 1)) >> (sizeof (-1) * 8 - 1)) == -1) {
//
// Arithmetic shift is supported
//
return (UINT64)((INT64)Operand >> Count);
}
//
// Arithmetic is not supported
//
return (Operand >> Count) |
((INTN)Operand < 0 ? ~((UINTN)-1 >> Count) : 0);
}
UINT64
EFIAPI
InternalMathLRotU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
return (Operand << Count) | (Operand >> (64 - Count));
}
UINT64
EFIAPI
InternalMathRRotU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
return (Operand >> Count) | (Operand << (64 - Count));
}
UINT64
EFIAPI
InternalMathSwapBytes64 (
IN UINT64 Operand
)
{
return (UINT64)(
((UINT64)SwapBytes32 ((UINT32)Operand) << 32) |
((UINT64)SwapBytes32 ((UINT32)(Operand >> 32)))
);
}
UINT64
EFIAPI
InternalMathMultU64x32 (
IN UINT64 Multiplicand,
IN UINT32 Multiplier
)
{
return Multiplicand * Multiplier;
}
UINT64
EFIAPI
InternalMathMultU64x64 (
IN UINT64 Multiplicand,
IN UINT64 Multiplier
)
{
return Multiplicand * Multiplier;
}
UINT64
EFIAPI
InternalMathDivU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor
)
{
return Dividend / Divisor;
}
UINT64
EFIAPI
InternalMathModU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor
)
{
return Dividend % Divisor;
}
UINT64
EFIAPI
InternalMathDivRemU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor,
OUT UINT32 *Remainder
)
{
if (Remainder != NULL) {
*Remainder = (UINT32)(Dividend % Divisor);
}
return Dividend / Divisor;
}
UINT64
EFIAPI
InternalMathDivRemU64x64 (
IN UINT64 Dividend,
IN UINT64 Divisor,
OUT UINT64 *Remainder
)
{
if (Remainder != NULL) {
*Remainder = Dividend % Divisor;
}
return Dividend / Divisor;
}
INT64
EFIAPI
InternalMathDivRemS64x64 (
IN INT64 Dividend,
IN INT64 Divisor,
OUT INT64 *Remainder
)
{
if (Remainder != NULL) {
*Remainder = Dividend % Divisor;
}
return Dividend / Divisor;
}

42
MdePkg/Library/BaseLib/ModU64x32.c Normal file
View File

@@ -0,0 +1,42 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Divides a 64-bit unsigned integer by a 32-bit unsigned integer and generates
a 32-bit unsigned remainder.
This function divides the 64-bit unsigned value Dividend by the 32-bit
unsigned value Divisor and generates a 32-bit remainder. This function
returns the 32-bit unsigned remainder.
If Divisor is 0, then ASSERT().
@param Dividend A 64-bit unsigned value.
@param Divisor A 32-bit unsigned value.
@return Dividend % Divisor
**/
UINT32
EFIAPI
ModU64x32 (
IN UINT64 Dividend,
IN UINT32 Divisor
)
{
ASSERT (Divisor != 0);
return InternalMathModU64x32 (Dividend, Divisor);
}

41
MdePkg/Library/BaseLib/MultS64x64.c Normal file
View File

@@ -0,0 +1,41 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Multiples a 64-bit signed integer by a 64-bit signed integer and generates a
64-bit signed result.
This function multiples the 64-bit signed value Multiplicand by the 64-bit
signed value Multiplier and generates a 64-bit signed result. This 64-bit
signed result is returned.
If the result overflows, then ASSERT().
@param Multiplicand A 64-bit signed value.
@param Multiplier A 64-bit signed value.
@return Multiplicand * Multiplier
**/
INT64
EFIAPI
MultS64x64 (
IN INT64 Multiplicand,
IN INT64 Multiplier
)
{
return (INT64)MultU64x64 (Multiplicand, Multiplier);
}

45
MdePkg/Library/BaseLib/MultU64x32.c Normal file
View File

@@ -0,0 +1,45 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Multiples a 64-bit unsigned integer by a 32-bit unsigned integer and
generates a 64-bit unsigned result.
This function multiples the 64-bit unsigned value Multiplicand by the 32-bit
unsigned value Multiplier and generates a 64-bit unsigned result. This 64-
bit unsigned result is returned.
If the result overflows, then ASSERT().
@param Multiplicand A 64-bit unsigned value.
@param Multiplier A 32-bit unsigned value.
@return Multiplicand * Multiplier
**/
UINT64
EFIAPI
MultU64x32 (
IN UINT64 Multiplicand,
IN UINT32 Multiplier
)
{
UINT64 Result;
Result = InternalMathMultU64x32 (Multiplicand, Multiplier);
// TODO: ASSERT (Result not overflow);
return Result;
}

45
MdePkg/Library/BaseLib/MultU64x64.c Normal file
View File

@@ -0,0 +1,45 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Multiples a 64-bit unsigned integer by a 64-bit unsigned integer and
generates a 64-bit unsigned result.
This function multiples the 64-bit unsigned value Multiplicand by the 64-bit
unsigned value Multiplier and generates a 64-bit unsigned result. This 64-
bit unsigned result is returned.
If the result overflows, then ASSERT().
@param Multiplicand A 64-bit unsigned value.
@param Multiplier A 64-bit unsigned value.
@return Multiplicand * Multiplier
**/
UINT64
EFIAPI
MultU64x64 (
IN UINT64 Multiplicand,
IN UINT64 Multiplier
)
{
UINT64 Result;
Result = InternalMathMultU64x64 (Multiplicand, Multiplier);
// TODO: ASSERT (Result not overflow);
return Result;
}

42
MdePkg/Library/BaseLib/RRotU32.c Normal file
View File

@@ -0,0 +1,42 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Rotates a 32-bit integer right between 0 and 31 bits, filling the high bits
with the low bits that were rotated.
This function rotates the 32-bit value Operand to the right by Count bits.
The high Count bits are fill with the low Count bits of Operand. The rotated
value is returned.
If Count is greater than 31, then ASSERT().
@param Operand The 32-bit operand to rotate right.
@param Count The number of bits to rotate right.
@return Operand >>> Count
**/
UINT32
EFIAPI
RRotU32 (
IN UINT32 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return (Operand >> Count) | (Operand << (32 - Count));
}

42
MdePkg/Library/BaseLib/RRotU64.c Normal file
View File

@@ -0,0 +1,42 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Rotates a 64-bit integer right between 0 and 63 bits, filling the high bits
with the high low bits that were rotated.
This function rotates the 64-bit value Operand to the right by Count bits.
The high Count bits are fill with the low Count bits of Operand. The rotated
value is returned.
If Count is greater than 63, then ASSERT().
@param Operand The 64-bit operand to rotate right.
@param Count The number of bits to rotate right.
@return Operand >>> Count
**/
UINT64
EFIAPI
RRotU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return InternalMathRRotU64 (Operand, Count);
}

41
MdePkg/Library/BaseLib/RShiftU64.c Normal file
View File

@@ -0,0 +1,41 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Shifts a 64-bit integer right between 0 and 63 bits. This high bits are
filled with zeros. The shifted value is returned.
This function shifts the 64-bit value Operand to the right by Count bits. The
high Count bits are set to zero. The shifted value is returned.
If Count is greater than 63, then ASSERT().
@param Operand The 64-bit operand to shift right.
@param Count The number of bits to shift right.
@return Operand >> Count
**/
UINT64
EFIAPI
RShiftU64 (
IN UINT64 Operand,
IN UINTN Count
)
{
ASSERT (Count < sizeof (Operand) * 8);
return InternalMathRShiftU64 (Operand, Count);
}

40
MdePkg/Library/BaseLib/SetJumpLongJump.c Normal file
View File

@@ -0,0 +1,40 @@
/** @file
Switch Stack functions.
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: SetJumpLongJump.c
**/
UINTN
EFIAPI
SetJump (
IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer
)
{
ASSERT (JumpBuffer != NULL);
ASSERT (FALSE);
return 0;
}
VOID
EFIAPI
LongJump (
IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer,
IN UINTN Value
)
{
ASSERT (JumpBuffer != NULL);
ASSERT (Value != 0);
ASSERT (FALSE);
}

798
MdePkg/Library/BaseLib/String.c Normal file
View File

@@ -0,0 +1,798 @@
/** @file
Unicode string primatives.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: String.c
**/
/**
Copies one Null-terminated Unicode string to another Null-terminated Unicode
string and returns the new Unicode string.
This function copies the contents of the Unicode string Source to the Unicode
string Destination, and returns Destination. If Source and Destination
overlap, then the results are undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param Destination Pointer to a Null-terminated Unicode string.
@param Source Pointer to a Null-terminated Unicode string.
@return Destiantion
**/
CHAR16 *
EFIAPI
StrCpy (
OUT CHAR16 *Destination,
IN CONST CHAR16 *Source
)
{
CHAR16 *ReturnValue;
//
// Destination cannot be NULL
//
ASSERT (Destination != NULL);
//
// Destination and source cannot overlap
//
ASSERT ((UINTN)(Destination - Source) > StrLen (Source));
ASSERT ((UINTN)(Source - Destination) > StrLen (Source));
ReturnValue = Destination;
while (*Source) {
*(Destination++) = *(Source++);
}
*Destination = 0;
return ReturnValue;
}
/**
Copies one Null-terminated Unicode string with a maximum length to another
Null-terminated Unicode string with a maximum length and returns the new
Unicode string.
This function copies the contents of the Unicode string Source to the Unicode
string Destination, and returns Destination. At most, Length Unicode
characters are copied from Source to Destination. If Length is 0, then
Destination is returned unmodified. If Length is greater that the number of
Unicode characters in Source, then Destination is padded with Null Unicode
characters. If Source and Destination overlap, then the results are
undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param Destination Pointer to a Null-terminated Unicode string.
@param Source Pointer to a Null-terminated Unicode string.
@param Length Maximum number of Unicode characters to copy.
@return Destination
**/
CHAR16 *
EFIAPI
StrnCpy (
OUT CHAR16 *Destination,
IN CONST CHAR16 *Source,
IN UINTN Length
)
{
CHAR16 *ReturnValue;
if (Length == 0) {
return Destination;
}
//
// Destination cannot be NULL if Length is not zero
//
ASSERT (Destination != NULL);
//
// Destination and source cannot overlap
// Q: Does Source have to be NULL-terminated?
//
ASSERT ((UINTN)(Destination - Source) > StrLen (Source));
ASSERT ((UINTN)(Source - Destination) >= Length);
ReturnValue = Destination;
while ((*Source != L'\0') && (Length > 1)) {
*(Destination++) = *(Source++);
Length--;
}
ZeroMem (Destination, Length * sizeof (*Destination));
return ReturnValue;
}
/**
Returns the length of a Null-terminated Unicode string.
This function returns the number of Unicode characters in the Null-terminated
Unicode string specified by String.
If String is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and String contains more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param String Pointer to a Null-terminated Unicode string.
@return The length of String.
**/
UINTN
EFIAPI
StrLen (
IN CONST CHAR16 *String
)
{
UINTN Length;
ASSERT (String != NULL);
for (Length = 0; *String != L'\0'; String++, Length++) {
//
// If PcdMaximumUnicodeStringLength is not zero,
// length should not more than PcdMaximumUnicodeStringLength
//
if (FixedPcdGet32 (PcdMaximumUnicodeStringLength) != 0) {
ASSERT (Length < FixedPcdGet32 (PcdMaximumUnicodeStringLength));
}
}
return Length;
}
/**
Returns the size of a Null-terminated Unicode string in bytes, including the
Null terminator.
This function returns the size, in bytes, of the Null-terminated Unicode
string specified by String.
If String is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and String contains more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param String Pointer to a Null-terminated Unicode string.
@return The size of String.
**/
UINTN
EFIAPI
StrSize (
IN CONST CHAR16 *String
)
{
return (StrLen (String) + 1) * sizeof (*String);
}
/**
Compares two Null-terminated Unicode strings, and returns the difference
between the first mismatched Unicode characters.
This function compares the Null-terminated Unicode string FirstString to the
Null-terminated Unicode string SecondString. If FirstString is identical to
SecondString, then 0 is returned. Otherwise, the value returned is the first
mismatched Unicode character in SecondString subtracted from the first
mismatched Unicode character in FirstString.
If FirstString is NULL, then ASSERT().
If SecondString is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and FirstString contains more
than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and SecondString contains more
than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param FirstString Pointer to a Null-terminated Unicode string.
@param SecondString Pointer to a Null-terminated Unicode string.
@retval 0 FirstString is identical to SecondString.
@retval !=0 FirstString is not identical to SecondString.
**/
INTN
EFIAPI
StrCmp (
IN CONST CHAR16 *FirstString,
IN CONST CHAR16 *SecondString
)
{
//
// ASSERT both strings are less long than PcdMaximumUnicodeStringLength
//
ASSERT (StrSize (FirstString) != 0);
ASSERT (StrSize (SecondString) != 0);
while ((*FirstString != L'\0') && (*FirstString == *SecondString)) {
FirstString++;
SecondString++;
}
return *FirstString - *SecondString;
}
/**
Compares two Null-terminated Unicode strings with maximum lengths, and
returns the difference between the first mismatched Unicode characters.
This function compares the Null-terminated Unicode string FirstString to the
Null-terminated Unicode string SecondString. At most, Length Unicode
characters will be compared. If Length is 0, then 0 is returned. If
FirstString is identical to SecondString, then 0 is returned. Otherwise, the
value returned is the first mismatched Unicode character in SecondString
subtracted from the first mismatched Unicode character in FirstString.
If FirstString is NULL, then ASSERT().
If SecondString is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and FirstString contains more
than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and SecondString contains more
than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param FirstString Pointer to a Null-terminated Unicode string.
@param SecondString Pointer to a Null-terminated Unicode string.
@param Length Maximum number of Unicode characters to compare.
@retval 0 FirstString is identical to SecondString.
@retval !=0 FirstString is not identical to SecondString.
**/
INTN
EFIAPI
StrnCmp (
IN CONST CHAR16 *FirstString,
IN CONST CHAR16 *SecondString,
IN UINTN Length
)
{
if (Length == 0) {
return 0;
}
//
// ASSERT both strings are less long than PcdMaximumUnicodeStringLength.
// Length tests are performed inside StrLen().
//
ASSERT (StrSize (FirstString) != 0);
ASSERT (StrSize (SecondString) != 0);
while ((*FirstString != L'\0') &&
(*FirstString != *SecondString) &&
(Length > 1)) {
FirstString++;
SecondString++;
Length--;
}
return *FirstString - *SecondString;
}
/**
Concatenates one Null-terminated Unicode string to another Null-terminated
Unicode string, and returns the concatenated Unicode string.
This function concatenates two Null-terminated Unicode strings. The contents
of Null-terminated Unicode string Source are concatenated to the end of
Null-terminated Unicode string Destination. The Null-terminated concatenated
Unicode String is returned. If Source and Destination overlap, then the
results are undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Destination contains more
than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and concatenating Destination
and Source results in a Unicode string with more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param Destination Pointer to a Null-terminated Unicode string.
@param Source Pointer to a Null-terminated Unicode string.
@return Destination
**/
CHAR16 *
EFIAPI
StrCat (
IN OUT CHAR16 *Destination,
IN CONST CHAR16 *Source
)
{
StrCpy (Destination + StrLen (Destination), Source);
//
// Size of the resulting string should never be zero.
// PcdMaximumUnicodeStringLength is tested inside StrLen().
//
ASSERT (StrSize (Destination) != 0);
return Destination;
}
/**
Concatenates one Null-terminated Unicode string with a maximum length to the
end of another Null-terminated Unicode string, and returns the concatenated
Unicode string.
This function concatenates two Null-terminated Unicode strings. The contents
of Null-terminated Unicode string Source are concatenated to the end of
Null-terminated Unicode string Destination, and Destination is returned. At
most, Length Unicode characters are concatenated from Source to the end of
Destination, and Destination is always Null-terminated. If Length is 0, then
Destination is returned unmodified. If Source and Destination overlap, then
the results are undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Destination contains more
than PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and concatenating Destination
and Source results in a Unicode string with more than
PcdMaximumUnicodeStringLength Unicode characters, then ASSERT().
@param Destination Pointer to a Null-terminated Unicode string.
@param Source Pointer to a Null-terminated Unicode string.
@param Length Maximum number of Unicode characters to concatenate from
Source.
@return Destination
**/
CHAR16 *
EFIAPI
StrnCat (
IN OUT CHAR16 *Destination,
IN CONST CHAR16 *Source,
IN UINTN Length
)
{
StrnCpy (Destination + StrLen (Destination), Source, Length);
//
// Size of the resulting string should never be zero.
// PcdMaximumUnicodeStringLength is tested inside StrLen().
//
ASSERT (StrSize (Destination) != 0);
return Destination;
}
/**
Copies one Null-terminated ASCII string to another Null-terminated ASCII
string and returns the new ASCII string.
This function copies the contents of the ASCII string Source to the ASCII
string Destination, and returns Destination. If Source and Destination
overlap, then the results are undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and Source contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param Destination Pointer to a Null-terminated ASCII string.
@param Source Pointer to a Null-terminated ASCII string.
@return Destination
**/
CHAR8 *
EFIAPI
AsciiStrCpy (
OUT CHAR8 *Destination,
IN CONST CHAR8 *Source
)
{
CHAR8 *ReturnValue;
//
// Destination cannot be NULL
//
ASSERT (Destination != NULL);
//
// Destination and source cannot overlap
//
ASSERT ((UINTN)(Destination - Source) > AsciiStrLen (Source));
ASSERT ((UINTN)(Source - Destination) > AsciiStrLen (Source));
ReturnValue = Destination;
while (*Source) {
*(Destination++) = *(Source++);
}
*Destination = 0;
return ReturnValue;
}
/**
Copies one Null-terminated ASCII string with a maximum length to another
Null-terminated ASCII string with a maximum length and returns the new ASCII
string.
This function copies the contents of the ASCII string Source to the ASCII
string Destination, and returns Destination. At most, Length ASCII characters
are copied from Source to Destination. If Length is 0, then Destination is
returned unmodified. If Length is greater that the number of ASCII characters
in Source, then Destination is padded with Null ASCII characters. If Source
and Destination overlap, then the results are undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumAsciiStringLength is not zero, and Source contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param Destination Pointer to a Null-terminated ASCII string.
@param Source Pointer to a Null-terminated ASCII string.
@param Length Maximum number of ASCII characters to copy.
@return Destination
**/
CHAR8 *
EFIAPI
AsciiStrnCpy (
OUT CHAR8 *Destination,
IN CONST CHAR8 *Source,
IN UINTN Length
)
{
CHAR8 *ReturnValue;
if (Length == 0) {
return Destination;
}
//
// Destination cannot be NULL
//
ASSERT (Destination != NULL);
//
// Destination and source cannot overlap
//
ASSERT ((UINTN)(Destination - Source) > AsciiStrLen (Source));
ASSERT ((UINTN)(Source - Destination) >= Length);
ReturnValue = Destination;
while (*Source && Length > 1) {
*(Destination++) = *(Source++);
Length--;
}
ZeroMem (Destination, Length * sizeof (*Destination));
return ReturnValue;
}
/**
Returns the length of a Null-terminated ASCII string.
This function returns the number of ASCII characters in the Null-terminated
ASCII string specified by String.
If String is NULL, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and String contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param String Pointer to a Null-terminated ASCII string.
@return The length of String.
**/
UINTN
EFIAPI
AsciiStrLen (
IN CONST CHAR8 *String
)
{
UINTN Length;
ASSERT (String != NULL);
for (Length = 0; *String != '\0'; String++, Length++) {
//
// If PcdMaximumUnicodeStringLength is not zero,
// length should not more than PcdMaximumUnicodeStringLength
//
if (FixedPcdGet32 (PcdMaximumAsciiStringLength) != 0) {
ASSERT (Length < FixedPcdGet32 (PcdMaximumAsciiStringLength));
}
}
return Length;
}
/**
Returns the size of a Null-terminated ASCII string in bytes, including the
Null terminator.
This function returns the size, in bytes, of the Null-terminated ASCII string
specified by String.
If String is NULL, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and String contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param String Pointer to a Null-terminated ASCII string.
@return The size of String.
**/
UINTN
EFIAPI
AsciiStrSize (
IN CONST CHAR8 *String
)
{
return (AsciiStrLen (String) + 1) * sizeof (*String);
}
/**
Compares two Null-terminated ASCII strings, and returns the difference
between the first mismatched ASCII characters.
This function compares the Null-terminated ASCII string FirstString to the
Null-terminated ASCII string SecondString. If FirstString is identical to
SecondString, then 0 is returned. Otherwise, the value returned is the first
mismatched ASCII character in SecondString subtracted from the first
mismatched ASCII character in FirstString.
If FirstString is NULL, then ASSERT().
If SecondString is NULL, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and FirstString contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and SecondString contains more
than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param FirstString Pointer to a Null-terminated ASCII string.
@param SecondString Pointer to a Null-terminated ASCII string.
@retval 0 FirstString is identical to SecondString.
@retval !=0 FirstString is not identical to SecondString.
**/
INTN
EFIAPI
AsciiStrCmp (
IN CONST CHAR8 *FirstString,
IN CONST CHAR8 *SecondString
)
{
//
// ASSERT both strings are less long than PcdMaximumAsciiStringLength
//
ASSERT (AsciiStrSize (FirstString));
ASSERT (AsciiStrSize (SecondString));
while ((*FirstString != '\0') && (*FirstString == *SecondString)) {
FirstString++;
SecondString++;
}
return *FirstString - *SecondString;
}
STATIC
CHAR8
EFIAPI
AsciiToUpper (
IN CHAR8 Chr
)
{
return (Chr >= 'a' && Chr <= 'z') ? Chr - ('a' - 'A') : Chr;
}
/**
Performs a case insensitive comparison of two Null-terminated ASCII strings,
and returns the difference between the first mismatched ASCII characters.
This function performs a case insensitive comparison of the Null-terminated
ASCII string FirstString to the Null-terminated ASCII string SecondString. If
FirstString is identical to SecondString, then 0 is returned. Otherwise, the
value returned is the first mismatched lower case ASCII character in
SecondString subtracted from the first mismatched lower case ASCII character
in FirstString.
If FirstString is NULL, then ASSERT().
If SecondString is NULL, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and FirstString contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and SecondString contains more
than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param FirstString Pointer to a Null-terminated ASCII string.
@param SecondString Pointer to a Null-terminated ASCII string.
@retval 0 FirstString is identical to SecondString using case insensitive
comparisons.
@retval !=0 FirstString is not identical to SecondString using case
insensitive comparisons.
**/
INTN
EFIAPI
AsciiStriCmp (
IN CONST CHAR8 *FirstString,
IN CONST CHAR8 *SecondString
)
{
//
// ASSERT both strings are less long than PcdMaximumAsciiStringLength
//
ASSERT (AsciiStrSize (FirstString));
ASSERT (AsciiStrSize (SecondString));
while ((*FirstString != '\0') &&
(AsciiToUpper (*FirstString) == AsciiToUpper (*SecondString))) {
FirstString++;
SecondString++;
}
return AsciiToUpper (*FirstString) - AsciiToUpper (*SecondString);
}
/**
Compares two Null-terminated ASCII strings with maximum lengths, and returns
the difference between the first mismatched ASCII characters.
This function compares the Null-terminated ASCII string FirstString to the
Null-terminated ASCII string SecondString. At most, Length ASCII characters
will be compared. If Length is 0, then 0 is returned. If FirstString is
identical to SecondString, then 0 is returned. Otherwise, the value returned
is the first mismatched ASCII character in SecondString subtracted from the
first mismatched ASCII character in FirstString.
If FirstString is NULL, then ASSERT().
If SecondString is NULL, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and FirstString contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and SecondString contains more
than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
@param FirstString Pointer to a Null-terminated ASCII string.
@param SecondString Pointer to a Null-terminated ASCII string.
@retval 0 FirstString is identical to SecondString.
@retval !=0 FirstString is not identical to SecondString.
**/
INTN
EFIAPI
AsciiStrnCmp (
IN CONST CHAR8 *FirstString,
IN CONST CHAR8 *SecondString,
IN UINTN Length
)
{
//
// ASSERT both strings are less long than PcdMaximumAsciiStringLength
//
ASSERT (AsciiStrSize (FirstString));
ASSERT (AsciiStrSize (SecondString));
while ((*FirstString != '\0') &&
(*FirstString != *SecondString) &&
(Length > 1)) {
FirstString++;
SecondString++;
Length--;
}
return *FirstString - *SecondString;
}
/**
Concatenates one Null-terminated ASCII string to another Null-terminated
ASCII string, and returns the concatenated ASCII string.
This function concatenates two Null-terminated ASCII strings. The contents of
Null-terminated ASCII string Source are concatenated to the end of Null-
terminated ASCII string Destination. The Null-terminated concatenated ASCII
String is returned.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and Destination contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and Source contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero and concatenating Destination and
Source results in a ASCII string with more than PcdMaximumAsciiStringLength
ASCII characters, then ASSERT().
@param Destination Pointer to a Null-terminated ASCII string.
@param Source Pointer to a Null-terminated ASCII string.
@return Destination
**/
CHAR8 *
EFIAPI
AsciiStrCat (
IN OUT CHAR8 *Destination,
IN CONST CHAR8 *Source
)
{
AsciiStrCpy (Destination + AsciiStrLen (Destination), Source);
//
// Size of the resulting string should never be zero.
// PcdMaximumUnicodeStringLength is tested inside StrLen().
//
ASSERT (AsciiStrSize (Destination) != 0);
return Destination;
}
/**
Concatenates one Null-terminated ASCII string with a maximum length to the
end of another Null-terminated ASCII string, and returns the concatenated
ASCII string.
This function concatenates two Null-terminated ASCII strings. The contents
of Null-terminated ASCII string Source are concatenated to the end of Null-
terminated ASCII string Destination, and Destination is returned. At most,
Length ASCII characters are concatenated from Source to the end of
Destination, and Destination is always Null-terminated. If Length is 0, then
Destination is returned unmodified. If Source and Destination overlap, then
the results are undefined.
If Destination is NULL, then ASSERT().
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumAsciiStringLength is not zero, and Destination contains more
than PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero, and Source contains more than
PcdMaximumAsciiStringLength ASCII characters, then ASSERT().
If PcdMaximumAsciiStringLength is not zero, and concatenating Destination and
Source results in a ASCII string with more than PcdMaximumAsciiStringLength
ASCII characters, then ASSERT().
@param Destination Pointer to a Null-terminated ASCII string.
@param Source Pointer to a Null-terminated ASCII string.
@param Length Maximum number of ASCII characters to concatenate from
Source.
@return Destination
**/
CHAR8 *
EFIAPI
AsciiStrnCat (
IN OUT CHAR8 *Destination,
IN CONST CHAR8 *Source,
IN UINTN Length
)
{
AsciiStrnCpy (Destination + AsciiStrLen (Destination), Source, Length);
//
// Size of the resulting string should never be zero.
// PcdMaximumUnicodeStringLength is tested inside StrLen().
//
ASSERT (AsciiStrSize (Destination) != 0);
return Destination;
}

36
MdePkg/Library/BaseLib/SwapBytes16.c Normal file
View File

@@ -0,0 +1,36 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Switches the endianess of a 16-bit integer.
This function swaps the bytes in a 16-bit unsigned value to switch the value
from little endian to big endian or vice versa. The byte swapped value is
returned.
@param Operand A 16-bit unsigned value.
@return The byte swaped Operand.
**/
UINT16
EFIAPI
SwapBytes16 (
IN UINT16 Operand
)
{
return (Operand << 8) | (Operand >> 8);
}

39
MdePkg/Library/BaseLib/SwapBytes32.c Normal file
View File

@@ -0,0 +1,39 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Switches the endianess of a 32-bit integer.
This function swaps the bytes in a 32-bit unsigned value to switch the value
from little endian to big endian or vice versa. The byte swapped value is
returned.
@param Operand A 32-bit unsigned value.
@return The byte swaped Operand.
**/
UINT32
EFIAPI
SwapBytes32 (
IN UINT32 Operand
)
{
return (UINT32)(
((UINT32)SwapBytes16 ((UINT16)Operand) << 16) |
((UINT32)SwapBytes16 ((UINT16)(Operand >> 16)))
);
}

36
MdePkg/Library/BaseLib/SwapBytes64.c Normal file
View File

@@ -0,0 +1,36 @@
/** @file
Math worker functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "BaseLibInternals.h"
/**
Switches the endianess of a 64-bit integer.
This function swaps the bytes in a 64-bit unsigned value to switch the value
from little endian to big endian or vice versa. The byte swapped value is
returned.
@param Operand A 64-bit unsigned value.
@return The byte swaped Operand.
**/
UINT64
EFIAPI
SwapBytes64 (
IN UINT64 Operand
)
{
return InternalMathSwapBytes64 (Operand);
}

52
MdePkg/Library/BaseLib/SwitchStack.c Normal file
View File

@@ -0,0 +1,52 @@
/** @file
Switch Stack functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: SwitchStack.c
**/
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
**/
VOID
EFIAPI
SwitchStack (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack
)
{
//
// This version of this function does not actually change the stack pointer
// This is to support compilation of CPU types that do not support assemblers
// such as EBC
//
EntryPoint (Context1, Context2);
}

353
MdePkg/Library/BaseLib/Synchronization.c Normal file
View File

@@ -0,0 +1,353 @@
/** @file
Implementation of synchronization functions.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Synchronization.c
**/
#define SPIN_LOCK_RELEASED ((SPIN_LOCK)0)
#define SPIN_LOCK_ACQUIRED ((SPIN_LOCK)-1)
UINT32
EFIAPI
InternalSyncIncrement (
IN volatile UINT32 *Value
);
UINT32
EFIAPI
InternalSyncDecrement (
IN volatile UINT32 *Value
);
UINT32
EFIAPI
InternalSyncCompareExchange32 (
IN volatile UINT32 *Value,
IN UINT32 CompareValue,
IN UINT32 ExchangeValue
);
UINT64
EFIAPI
InternalSyncCompareExchange64 (
IN volatile UINT64 *Value,
IN UINT64 CompareValue,
IN UINT64 ExchangeValue
);
/**
Retrieves the architecture specific spin lock alignment requirements for
optimal spin lock performance.
This function retrieves the spin lock alignment requirements for optimal
performance on a given CPU architecture. The spin lock alignment must be a
power of two and is returned by this function. If there are no alignment
requirements, then 1 must be returned. The spin lock synchronization
functions must function correctly if the spin lock size and alignment values
returned by this function are not used at all. These values are hints to the
consumers of the spin lock synchronization functions to obtain optimal spin
lock performance.
@return The architecture specific spin lock alignment.
**/
UINTN
EFIAPI
GetSpinLockProperties (
VOID
)
{
// @bug May use a PCD entry to determine this alignment.
return 32;
}
/**
Initializes a spin lock to the released state and returns the spin lock.
This function initializes the spin lock specified by SpinLock to the released
state, and returns SpinLock. Optimal performance can be achieved by calling
GetSpinLockProperties() to determine the size and alignment requirements for
SpinLock.
If SpinLock is NULL, then ASSERT().
@param SpinLock A pointer to the spin lock to initialize to the released
state.
@return SpinLock
**/
SPIN_LOCK *
EFIAPI
InitializeSpinLock (
OUT SPIN_LOCK *SpinLock
)
{
ASSERT (SpinLock != NULL);
*SpinLock = 0;
return SpinLock;
}
/**
Waits until a spin lock can be placed in the acquired state.
This function checks the state of the spin lock specified by SpinLock. If
SpinLock is in the released state, then this function places SpinLock in the
acquired state and returns SpinLock. Otherwise, this function waits
indefinitely for the spin lock to be released, and then places it in the
acquired state and returns SpinLock. All state transitions of SpinLock must
be performed using MP safe mechanisms.
If SpinLock is NULL, then ASSERT().
If SpinLock was not initialized with InitializeSpinLock(), then ASSERT().
If PcdSpinLockTimeout is not zero, and SpinLock is can not be acquired in
PcdSpinLockTimeout microseconds, then ASSERT().
@param SpinLock A pointer to the spin lock to place in the acquired state.
@return SpinLock
**/
SPIN_LOCK *
EFIAPI
AcquireSpinLock (
IN OUT SPIN_LOCK *SpinLock
)
{
UINT64 Tick;
UINT64 Start, End;
UINT64 Timeout;
Tick = 0;
Start = 0;
End = 0;
if (FixedPcdGet32 (PcdSpinLockTimeout) > 0) {
Tick = GetPerformanceCounter ();
Timeout = DivU64x32 (
MultU64x32 (
GetPerformanceCounterProperties (&Start, &End),
FixedPcdGet32 (PcdSpinLockTimeout)
),
1000000
);
if (Start < End) {
Tick += Timeout;
} else {
Tick -= Timeout;
}
}
while (!AcquireSpinLockOrFail (SpinLock)) {
CpuPause ();
ASSERT ((Start < End) ^ (Tick <= GetPerformanceCounter ()));
}
return SpinLock;
}
/**
Attempts to place a spin lock in the acquired state.
This function checks the state of the spin lock specified by SpinLock. If
SpinLock is in the released state, then this function places SpinLock in the
acquired state and returns TRUE. Otherwise, FALSE is returned. All state
transitions of SpinLock must be performed using MP safe mechanisms.
If SpinLock is NULL, then ASSERT().
If SpinLock was not initialized with InitializeSpinLock(), then ASSERT().
@param SpinLock A pointer to the spin lock to place in the acquired state.
@retval TRUE SpinLock was placed in the acquired state.
@retval FALSE SpinLock could not be acquired.
**/
BOOLEAN
EFIAPI
AcquireSpinLockOrFail (
IN OUT SPIN_LOCK *SpinLock
)
{
ASSERT (SpinLock != NULL);
return (BOOLEAN)(
InterlockedCompareExchangePointer (
(VOID**)SpinLock,
(VOID*)SPIN_LOCK_RELEASED,
(VOID*)SPIN_LOCK_ACQUIRED
) == (VOID*)SPIN_LOCK_RELEASED
);
}
/**
Releases a spin lock.
This function places the spin lock specified by SpinLock in the release state
and returns SpinLock.
If SpinLock is NULL, then ASSERT().
If SpinLock was not initialized with InitializeSpinLock(), then ASSERT().
@param SpinLock A pointer to the spin lock to release.
@return SpinLock
**/
SPIN_LOCK *
EFIAPI
ReleaseSpinLock (
IN OUT SPIN_LOCK *SpinLock
)
{
ASSERT (SpinLock != NULL);
*SpinLock = 0;
return SpinLock;
}
/**
Performs an atomic increment of an 32-bit unsigned integer.
Performs an atomic increment of the 32-bit unsigned integer specified by
Value and returns the incremented value. The increment operation must be
performed using MP safe mechanisms. The state of the return value is not
guaranteed to be MP safe.
If Value is NULL, then ASSERT().
@param Value A pointer to the 32-bit value to increment.
@return The incremented value.
**/
UINT32
EFIAPI
InterlockedIncrement (
IN UINT32 *Value
)
{
ASSERT (Value != NULL);
return InternalSyncIncrement (Value);
}
/**
Performs an atomic decrement of an 32-bit unsigned integer.
Performs an atomic decrement of the 32-bit unsigned integer specified by
Value and returns the decremented value. The decrement operation must be
performed using MP safe mechanisms. The state of the return value is not
guaranteed to be MP safe.
If Value is NULL, then ASSERT().
@param Value A pointer to the 32-bit value to decrement.
@return The decremented value.
**/
UINT32
EFIAPI
InterlockedDecrement (
IN UINT32 *Value
)
{
ASSERT (Value != NULL);
return InternalSyncDecrement (Value);
}
/**
Performs an atomic compare exchange operation on a 32-bit unsigned integer.
@param Value A pointer to the 32-bit value for the compare exchange
operation.
@param CompareValue 32-bit value used in compare operation.
@param ExchangeValue 32-bit value used in exchange operation.
@return The original *Value before exchange.
**/
UINT32
EFIAPI
InterlockedCompareExchange32 (
IN UINT32 *Value,
IN UINT32 CompareValue,
IN UINT32 ExchangeValue
)
{
ASSERT (Value != NULL);
return InternalSyncCompareExchange32 (Value, CompareValue, ExchangeValue);
}
/**
Performs an atomic compare exchange operation on a 64-bit unsigned integer.
@param Value A pointer to the 64-bit value for the compare exchange
operation.
@param CompareValue 64-bit value used in compare operation.
@param ExchangeValue 64-bit value used in exchange operation.
@return The original *Value before exchange.
**/
UINT64
EFIAPI
InterlockedCompareExchange64 (
IN UINT64 *Value,
IN UINT64 CompareValue,
IN UINT64 ExchangeValue
)
{
ASSERT (Value != NULL);
return InternalSyncCompareExchange64 (Value, CompareValue, ExchangeValue);
}
/**
Performs an atomic compare exchange operation on a pointer value.
Performs an atomic compare exchange operation on the pointer value specified
by Value. If Value is equal to CompareValue, then Value is set to
ExchangeValue and CompareValue is returned. If Value is not equal to
CompareValue, then Value is returned. The compare exchange operation must be
performed using MP safe mechanisms.
If Value is NULL, then ASSERT().
@param Value A pointer to the pointer value for the compare exchange
operation.
@param CompareValue Pointer value used in compare operation.
@param ExchangeValue Pointer value used in exchange operation.
**/
VOID *
EFIAPI
InterlockedCompareExchangePointer (
IN VOID **Value,
IN VOID *CompareValue,
IN VOID *ExchangeValue
)
{
switch (sizeof (*Value)) {
case sizeof (UINT32):
return (VOID*)(UINTN)InterlockedCompareExchange32 (
(UINT32*)Value,
(UINT32)(UINTN)CompareValue,
(UINT32)(UINTN)ExchangeValue
);
case sizeof (UINT64):
return (VOID*)(UINTN)InterlockedCompareExchange64 (
(UINT64*)Value,
(UINT64)(UINTN)CompareValue,
(UINT64)(UINTN)ExchangeValue
);
default:
ASSERT (FALSE);
return NULL;
}
}

203
MdePkg/Library/BaseLib/Unaligned.c Normal file
View File

@@ -0,0 +1,203 @@
/** @file
Unaligned access functions of BaseLib.
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Unaligned.c
**/
/**
Reads a 16-bit value from memory that may be unaligned.
This function returns the 16-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 16-bit value that may be unaligned.
@return *Uint16
**/
UINT16
EFIAPI
ReadUnaligned16 (
IN CONST UINT16 *Buffer
)
{
return *Buffer;
}
/**
Writes a 16-bit value to memory that may be unaligned.
This function writes the 16-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 16-bit value that may be unaligned.
@param Value 16-bit value to write to Buffer.
@return Value
**/
UINT16
EFIAPI
WriteUnaligned16 (
OUT UINT16 *Buffer,
IN UINT16 Value
)
{
return *Buffer = Value;
}
/**
Reads a 24-bit value from memory that may be unaligned.
This function returns the 24-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 24-bit value that may be unaligned.
@return The value read.
**/
UINT32
EFIAPI
ReadUnaligned24 (
IN CONST UINT32 *Buffer
)
{
return *Buffer & 0xffffff;
}
/**
Writes a 24-bit value to memory that may be unaligned.
This function writes the 24-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 24-bit value that may be unaligned.
@param Value 24-bit value to write to Buffer.
@return The value written.
**/
UINT32
EFIAPI
WriteUnaligned24 (
OUT UINT32 *Buffer,
IN UINT32 Value
)
{
return *Buffer = BitFieldWrite32 (*Buffer, 0, 23, Value);
}
/**
Reads a 32-bit value from memory that may be unaligned.
This function returns the 32-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 32-bit value that may be unaligned.
@return *Uint32
**/
UINT32
EFIAPI
ReadUnaligned32 (
IN CONST UINT32 *Buffer
)
{
return *Buffer;
}
/**
Writes a 32-bit value to memory that may be unaligned.
This function writes the 32-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 32-bit value that may be unaligned.
@param Value 32-bit value to write to Buffer.
@return Value
**/
UINT32
EFIAPI
WriteUnaligned32 (
OUT UINT32 *Buffer,
IN UINT32 Value
)
{
return *Buffer = Value;
}
/**
Reads a 64-bit value from memory that may be unaligned.
This function returns the 64-bit value pointed to by Buffer. The function
guarantees that the read operation does not produce an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 64-bit value that may be unaligned.
@return *Uint64
**/
UINT64
EFIAPI
ReadUnaligned64 (
IN CONST UINT64 *Buffer
)
{
return *Buffer;
}
/**
Writes a 64-bit value to memory that may be unaligned.
This function writes the 64-bit value specified by Value to Buffer. Value is
returned. The function guarantees that the write operation does not produce
an alignment fault.
If the Buffer is NULL, then ASSERT().
@param Buffer Pointer to a 64-bit value that may be unaligned.
@param Value 64-bit value to write to Buffer.
@return Value
**/
UINT64
EFIAPI
WriteUnaligned64 (
OUT UINT64 *Buffer,
IN UINT64 Value
)
{
return *Buffer = Value;
}

47
MdePkg/Library/BaseLib/build.xml Normal file
View File

@@ -0,0 +1,47 @@
<?xml version="1.0" encoding="UTF-8"?><!-- Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.-->
<project basedir="." default="BaseLib"><!--Apply external ANT tasks-->
<taskdef resource="GenBuild.tasks"/>
<taskdef resource="net/sf/antcontrib/antlib.xml"/>
<property environment="env"/>
<property name="WORKSPACE_DIR" value="${env.WORKSPACE}"/>
<import file="${WORKSPACE_DIR}\Tools\Conf\BuildMacro.xml"/><!--MODULE_RELATIVE PATH is relative to PACKAGE_DIR-->
<property name="MODULE_RELATIVE_PATH" value="Library\BaseLib"/>
<property name="MODULE_DIR" value="${PACKAGE_DIR}\${MODULE_RELATIVE_PATH}"/>
<property name="COMMON_FILE" value="${WORKSPACE_DIR}\Tools\Conf\Common.xml"/>
<target name="BaseLib">
<GenBuild baseName="BaseLib" mbdFilename="${MODULE_DIR}\BaseLib.mbd" msaFilename="${MODULE_DIR}\BaseLib.msa"/>
</target>
<target depends="BaseLib_clean" name="clean"/>
<target depends="BaseLib_cleanall" name="cleanall"/>
<target name="BaseLib_clean">
<OutputDirSetup baseName="BaseLib" mbdFilename="${MODULE_DIR}\BaseLib.mbd" msaFilename="${MODULE_DIR}\BaseLib.msa"/>
<if>
<available file="${DEST_DIR_OUTPUT}\BaseLib_build.xml"/>
<then>
<ant antfile="${DEST_DIR_OUTPUT}\BaseLib_build.xml" target="clean"/>
</then>
</if>
<delete dir="${DEST_DIR_OUTPUT}" excludes="*.xml"/>
</target>
<target name="BaseLib_cleanall">
<OutputDirSetup baseName="BaseLib" mbdFilename="${MODULE_DIR}\BaseLib.mbd" msaFilename="${MODULE_DIR}\BaseLib.msa"/>
<if>
<available file="${DEST_DIR_OUTPUT}\BaseLib_build.xml"/>
<then>
<ant antfile="${DEST_DIR_OUTPUT}\BaseLib_build.xml" target="cleanall"/>
</then>
</if>
<delete dir="${DEST_DIR_OUTPUT}"/>
<delete dir="${DEST_DIR_DEBUG}"/>
<delete>
<fileset dir="${BIN_DIR}" includes="**BaseLib*"/>
</delete>
</target>
</project>

38
MdePkg/Library/BaseLib/ia32/ARShiftU64.asm Normal file
View File

@@ -0,0 +1,38 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; ARShiftU64.asm
;
; Abstract:
;
; 64-bit arithmetic right shift function for IA-32
;
;------------------------------------------------------------------------------
.686
.model flat,C
.code
InternalMathARShiftU64 PROC
mov cl, [esp + 12]
mov eax, [esp + 8]
cdq
test cl, 32
cmovz edx, eax
cmovz eax, [esp + 4]
shrd eax, edx, cl
sar edx, cl
ret
InternalMathARShiftU64 ENDP
END

41
MdePkg/Library/BaseLib/ia32/ARShiftU64.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# ARShiftU64.asm
#
# Abstract:
#
# 64-bit arithmetic right shift function for IA-32
#
#------------------------------------------------------------------------------
.global _ARShiftU64
_ARShiftU64:
movb 12(%esp),%cl
movl 8(%esp),%eax
cltd
testb $32,%cl
# MISMATCH: " cmovz edx, eax"
cmovz %eax, %edx
# MISMATCH: " cmovz eax, [esp + 4]"
cmovz 4(%esp), %eax
shrdl %cl,%edx,%eax
sar %cl,%edx
ret

40
MdePkg/Library/BaseLib/ia32/CpuBreakpoint.asm Normal file
View File

@@ -0,0 +1,40 @@
;------------------------------------------------------------------------------ ;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; CpuBreakpoint.Asm
;
; Abstract:
;
; CpuBreakpoint function
;
; Notes:
;
;------------------------------------------------------------------------------
.686
.model flat
.xmm
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; CpuBreakpoint (
; VOID
; );
;------------------------------------------------------------------------------
_CpuBreakpoint PROC
int 3
ret
_CpuBreakpoint ENDP
END

41
MdePkg/Library/BaseLib/ia32/CpuBreakpoint.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------ ;
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# CpuBreakpoint.s
#
# Abstract:
#
# CpuBreakpoint function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# CpuBreakpoint (
# VOID
# );
#------------------------------------------------------------------------------
.global _CpuBreakpoint
_CpuBreakpoint:
int 3
ret

40
MdePkg/Library/BaseLib/ia32/CpuFlushTlb.asm Normal file
View File

@@ -0,0 +1,40 @@
;------------------------------------------------------------------------------ ;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; CpuFlushTlb.Asm
;
; Abstract:
;
; CpuFlushTlb function
;
; Notes:
;
;------------------------------------------------------------------------------
.386p
.model flat
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; CpuFlushTlb (
; VOID
; );
;------------------------------------------------------------------------------
_CpuFlushTlb PROC
mov eax, cr3
mov cr3, eax
ret
_CpuFlushTlb ENDP
END

41
MdePkg/Library/BaseLib/ia32/CpuFlushTlb.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------ ;
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# CpuFlushTlb.Asm
#
# Abstract:
#
# CpuFlushTlb function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# CpuFlushTlb (
# VOID
# );
#------------------------------------------------------------------------------
.global _CpuFlushTlb
_CpuFlushTlb:
movl %cr3, %eax
movl %eax, %cr3
ret

66
MdePkg/Library/BaseLib/ia32/CpuId.asm Normal file
View File

@@ -0,0 +1,66 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; CpuId.Asm
;
; Abstract:
;
; AsmCpuid function
;
; Notes:
;
;------------------------------------------------------------------------------
.586P
.model flat,C
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; AsmCpuid (
; IN UINT32 RegisterInEax,
; OUT UINT32 *RegisterOutEax OPTIONAL,
; OUT UINT32 *RegisterOutEbx OPTIONAL,
; OUT UINT32 *RegisterOutEcx OPTIONAL,
; OUT UINT32 *RegisterOutEdx OPTIONAL
; )
;------------------------------------------------------------------------------
AsmCpuid PROC USES ebx
push ebp
mov ebp, esp
mov eax, [ebp + 12]
cpuid
push ecx
mov ecx, [ebp + 16]
jecxz @F
mov [ecx], eax
@@:
mov ecx, [ebp + 20]
jecxz @F
mov [ecx], ebx
@@:
mov ecx, [ebp + 24]
jecxz @F
pop [ecx]
@@:
mov ecx, [ebp + 28]
jecxz @F
mov [ecx], edx
@@:
mov eax, [ebp + 12]
leave
ret
AsmCpuid ENDP
END

63
MdePkg/Library/BaseLib/ia32/CpuId.s Normal file
View File

@@ -0,0 +1,63 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# CpuId.Asm
#
# Abstract:
#
# AsmCpuid function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmCpuid (
# IN UINT32 RegisterInEax,
# OUT UINT32 *RegisterOutEax OPTIONAL,
# OUT UINT32 *RegisterOutEbx OPTIONAL,
# OUT UINT32 *RegisterOutEcx OPTIONAL,
# OUT UINT32 *RegisterOutEdx OPTIONAL
# )
#------------------------------------------------------------------------------
.globl _AsmCpuid
_AsmCpuid:
push %ebx
push %edi
movl 12(%esp),%eax
cpuid
movl %ecx,%edi
movl 16(%esp),%ecx
jecxz L1
movl %eax,(%ecx)
L1:
movl 20(%esp),%ecx
jecxz L2
movl %ebx,(%ecx)
L2:
movl 24(%esp),%ecx
jecxz L3
movl %edi,(%ecx)
L3:
movl 28(%esp),%ecx
jecxz L4
movl %edx,(%ecx)
L4:
pop %edi
pop %ebx
ret

40
MdePkg/Library/BaseLib/ia32/CpuPause.asm Normal file
View File

@@ -0,0 +1,40 @@
;------------------------------------------------------------------------------ ;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; CpuPause.Asm
;
; Abstract:
;
; CpuPause function
;
; Notes:
;
;------------------------------------------------------------------------------
.686
.model flat
.xmm
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; CpuPause (
; VOID
; );
;------------------------------------------------------------------------------
_CpuPause PROC
pause
ret
_CpuPause ENDP
END

41
MdePkg/Library/BaseLib/ia32/CpuPause.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------ ;
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# CpuPause.Asm
#
# Abstract:
#
# CpuPause function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# CpuPause (
# VOID
# );
#------------------------------------------------------------------------------
.global _CpuPause
_CpuPause:
pause
ret

39
MdePkg/Library/BaseLib/ia32/CpuSleep.asm Normal file
View File

@@ -0,0 +1,39 @@
;------------------------------------------------------------------------------ ;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; CpuSleep.Asm
;
; Abstract:
;
; CpuSleep function
;
; Notes:
;
;------------------------------------------------------------------------------
.386
.model flat
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; CpuSleep (
; VOID
; );
;------------------------------------------------------------------------------
_CpuSleep PROC
hlt
ret
_CpuSleep ENDP
END

40
MdePkg/Library/BaseLib/ia32/CpuSleep.s Normal file
View File

@@ -0,0 +1,40 @@
#------------------------------------------------------------------------------ ;
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# CpuSleep.Asm
#
# Abstract:
#
# CpuSleep function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# CpuSleep (
# VOID
# );
#------------------------------------------------------------------------------
.global _CpuSleep
_CpuSleep:
hlt
ret

40
MdePkg/Library/BaseLib/ia32/DisableInterrupts.asm Normal file
View File

@@ -0,0 +1,40 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; DisableInterrupts.Asm
;
; Abstract:
;
; DisableInterrupts function
;
; Notes:
;
;------------------------------------------------------------------------------
.386p
.model flat
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; DisableInterrupts (
; VOID
; );
;------------------------------------------------------------------------------
_DisableInterrupts PROC
cli
ret
_DisableInterrupts ENDP
END

41
MdePkg/Library/BaseLib/ia32/DisableInterrupts.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# DisableInterrupts.Asm
#
# Abstract:
#
# DisableInterrupts function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# DisableInterrupts (
# VOID
# );
#------------------------------------------------------------------------------
.global _DisableInterrupts
_DisableInterrupts:
cli
ret

57
MdePkg/Library/BaseLib/ia32/DisablePaging32.asm Normal file
View File

@@ -0,0 +1,57 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; DisablePaging32.Asm
;
; Abstract:
;
; AsmDisablePaging32 function
;
; Notes:
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; InternalX86DisablePaging32 (
; IN SWITCH_STACK_ENTRY_POINT EntryPoint,
; IN VOID *Context1, OPTIONAL
; IN VOID *Context2, OPTIONAL
; IN VOID *NewStack
; );
;------------------------------------------------------------------------------
InternalX86DisablePaging32 PROC
mov ebx, [esp + 4]
mov ecx, [esp + 8]
mov edx, [esp + 12]
pushfd
pop edi
cli
mov eax, cr0
btr eax, 31
mov esp, [esp + 16]
mov cr0, eax
push edi
popfd
push edx
push ecx
call ebx
jmp $
InternalX86DisablePaging32 ENDP
END

58
MdePkg/Library/BaseLib/ia32/DisablePaging32.s Normal file
View File

@@ -0,0 +1,58 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# DisablePaging32.Asm
#
# Abstract:
#
# AsmDisablePaging32 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmDisablePaging32 (
# IN SWITCH_STACK_ENTRY_POINT EntryPoint,
# IN VOID *Context1, OPTIONAL
# IN VOID *Context2, OPTIONAL
# IN VOID *NewStack
# );
#------------------------------------------------------------------------------
.global _AsmDisablePaging32
_AsmDisablePaging32:
movl 4(%esp),%ebx
movl 8(%esp),%ecx
movl 12(%esp),%edx
pushfl
popl %edi
cli
movl %cr0, %eax
btrl $31,%eax
movl 16(%esp),%esp
movl %eax, %cr0
pushl %edi
popfl
pushl %edx
pushl %ecx
call *%ebx
jmp .

38
MdePkg/Library/BaseLib/ia32/DivS64x64Remainder.c Normal file
View File

@@ -0,0 +1,38 @@
/** @file
Integer division worker functions for Ia32.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: DivS64x64Remainder.c
**/
#include "../BaseLibInternals.h"
INT64
EFIAPI
InternalMathDivRemS64x64 (
IN INT64 Dividend,
IN INT64 Divisor,
OUT INT64 *Remainder
)
{
INT64 Quot;
Quot = InternalMathDivRemU64x64 (
Dividend >= 0 ? Dividend : -Dividend,
Divisor >= 0 ? Divisor : -Divisor,
(UINT64 *) Remainder
);
if (Remainder != NULL && Dividend < 0) {
*Remainder = -*Remainder;
}
return (Dividend ^ Divisor) >= 0 ? Quot : -Quot;
}

38
MdePkg/Library/BaseLib/ia32/DivU64x32.asm Normal file
View File

@@ -0,0 +1,38 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; DivU64x32.asm
;
; Abstract:
;
; Calculate the quotient of a 64-bit integer by a 32-bit integer
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
InternalMathDivU64x32 PROC
mov eax, [esp + 8]
mov ecx, [esp + 12]
xor edx, edx
div ecx
push eax
mov eax, [esp + 8]
div ecx
pop edx
ret
InternalMathDivU64x32 ENDP
END

39
MdePkg/Library/BaseLib/ia32/DivU64x32.s Normal file
View File

@@ -0,0 +1,39 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# DivU64x32.asm
#
# Abstract:
#
# Calculate the quotient of a 64-bit integer by a 32-bit integer
#
#------------------------------------------------------------------------------
.global _DivU64x32
_DivU64x32:
movl 8(%esp),%eax
movl 12(%esp),%ecx
xorl %edx,%edx
divl %ecx
pushl %eax
movl 8(%esp),%eax
divl %ecx
popl %edx
ret

42
MdePkg/Library/BaseLib/ia32/DivU64x32Remainder.asm Normal file
View File

@@ -0,0 +1,42 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; DivError.asm
;
; Abstract:
;
; Set error flag for all division functions
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
InternalMathDivRemU64x32 PROC
mov ecx, [esp + 12]
mov eax, [esp + 8]
xor edx, edx
div ecx
push eax
mov eax, [esp + 8]
div ecx
mov ecx, [esp + 20]
jecxz @F
mov [ecx], edx
@@:
pop edx
ret
InternalMathDivRemU64x32 ENDP
END

43
MdePkg/Library/BaseLib/ia32/DivU64x32Remainder.s Normal file
View File

@@ -0,0 +1,43 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# DivError.asm
#
# Abstract:
#
# Set error flag for all division functions
#
#------------------------------------------------------------------------------
.global _InternalMathDivRemU64x32
_InternalMathDivRemU64x32:
movl 12(%esp),%ecx
movl 8(%esp),%eax
xorl %edx,%edx
divl %ecx
pushl %eax
movl 8(%esp),%eax
divl %ecx
movl 20(%esp),%ecx
jecxz L1
movl %edx,(%ecx)
L1:
popl %edx
ret

83
MdePkg/Library/BaseLib/ia32/DivU64x64Remainder.asm Normal file
View File

@@ -0,0 +1,83 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; DivU64x64Remainder.asm
;
; Abstract:
;
; Calculate the quotient of a 64-bit integer by a 64-bit integer and returns
; both the quotient and the remainder
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
EXTERN InternalMathDivRemU64x32:PROC
InternalMathDivRemU64x64 PROC
mov ecx, [esp + 16]
test ecx, ecx
jnz _@DivRemU64x64
mov ecx, [esp + 20]
jecxz @F
and dword ptr [ecx + 4], 0
mov [esp + 16], ecx
@@:
jmp InternalMathDivRemU64x32
InternalMathDivRemU64x64 ENDP
_@DivRemU64x64 PROC USES ebx esi edi
mov edx, dword ptr [esp + 20]
mov eax, dword ptr [esp + 16]
mov edi, edx
mov esi, eax
mov ebx, dword ptr [esp + 24]
@@:
shr edx, 1
rcr eax, 1
shrd ebx, ecx, 1
shr ecx, 1
jnz @B
div ebx
mov ebx, eax
mov ecx, [esp + 28]
mul dword ptr [esp + 24]
imul ecx, ebx
add edx, ecx
mov ecx, dword ptr [esp + 32]
jc @TooLarge
cmp edi, edx
ja @Correct
jb @TooLarge
cmp esi, eax
jae @Correct
@TooLarge:
dec ebx
jecxz @Return
sub eax, dword ptr [esp + 24]
sbb edx, dword ptr [esp + 28]
@Correct:
jecxz @Return
sub esi, eax
sbb edi, edx
mov [ecx], esi
mov [ecx + 4], edi
@Return:
mov eax, ebx
xor edx, edx
ret
_@DivRemU64x64 ENDP
END

89
MdePkg/Library/BaseLib/ia32/DivU64x64Remainder.s Normal file
View File

@@ -0,0 +1,89 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# DivU64x64Remainder.asm
#
# Abstract:
#
# Calculate the quotient of a 64-bit integer by a 64-bit integer and returns
# both the quotient and the remainder
#
#------------------------------------------------------------------------------
.extern _InternalMathDivRemU64x32
.global _InternalMathDivRemU64x64
_InternalMathDivRemU64x64:
movl 16(%esp),%ecx
testl %ecx,%ecx
jnz _DivRemU64x64
movl 20(%esp),%ecx
jecxz L1
and $0,4(%ecx)
movl %ecx,16(%esp)
L1:
jmp _InternalMathDivRemU64x32
.global DivRemU64x64
DivRemU64x64:
# MISMATCH: "DivRemU64x64: USES ebx esi edi"
push %ebx
push %esi
push %edi
mov 20(%esp), %edx
mov 16(%esp), %eax
movl %edx,%edi
movl %eax,%esi
mov 24(%esp), %ebx
L2:
shrl %edx
rcrl $1,%eax
shrdl $1,%ecx,%ebx
shrl %ecx
jnz L2
divl %ebx
movl %eax,%ebx
movl 28(%esp),%ecx
mull 24(%esp)
imull %ebx,%ecx
addl %ecx,%edx
mov 32(%esp), %ecx
jc TooLarge
cmpl %edx,%edi
ja Correct
jb TooLarge
cmpl %eax,%esi
jae Correct
TooLarge:
decl %ebx
jecxz Return
sub 24(%esp), %eax
sbb 28(%esp), %edx
Correct:
jecxz Return
subl %eax,%esi
sbbl %edx,%edi
movl %esi,(%ecx)
movl %edi,4(%ecx)
Return:
movl %ebx,%eax
xorl %edx,%edx
push %edi
push %esi
push %ebx
ret

41
MdePkg/Library/BaseLib/ia32/EnableDisableInterrupts.asm Normal file
View File

@@ -0,0 +1,41 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; EnableDisableInterrupts.Asm
;
; Abstract:
;
; EnableDisableInterrupts function
;
; Notes:
;
;------------------------------------------------------------------------------
.386p
.model flat
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; EnableDisableInterrupts (
; VOID
; );
;------------------------------------------------------------------------------
_EnableDisableInterrupts PROC
sti
cli
ret
_EnableDisableInterrupts ENDP
END

42
MdePkg/Library/BaseLib/ia32/EnableDisableInterrupts.s Normal file
View File

@@ -0,0 +1,42 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# EnableDisableInterrupts.Asm
#
# Abstract:
#
# EnableDisableInterrupts function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# EnableDisableInterrupts (
# VOID
# );
#------------------------------------------------------------------------------
.global _EnableDisableInterrupts
_EnableDisableInterrupts:
sti
cli
ret

40
MdePkg/Library/BaseLib/ia32/EnableInterrupts.asm Normal file
View File

@@ -0,0 +1,40 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; EnableInterrupts.Asm
;
; Abstract:
;
; EnableInterrupts function
;
; Notes:
;
;------------------------------------------------------------------------------
.386p
.model flat
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; EnableInterrupts (
; VOID
; );
;------------------------------------------------------------------------------
_EnableInterrupts PROC
sti
ret
_EnableInterrupts ENDP
END

41
MdePkg/Library/BaseLib/ia32/EnableInterrupts.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# EnableInterrupts.Asm
#
# Abstract:
#
# EnableInterrupts function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# EnableInterrupts (
# VOID
# );
#------------------------------------------------------------------------------
.global _EnableInterrupts
_EnableInterrupts:
sti
ret

57
MdePkg/Library/BaseLib/ia32/EnablePaging32.asm Normal file
View File

@@ -0,0 +1,57 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; EnablePaging32.Asm
;
; Abstract:
;
; AsmEnablePaging32 function
;
; Notes:
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; InternalX86EnablePaging32 (
; IN SWITCH_STACK_ENTRY_POINT EntryPoint,
; IN VOID *Context1, OPTIONAL
; IN VOID *Context2, OPTIONAL
; IN VOID *NewStack
; );
;------------------------------------------------------------------------------
InternalX86EnablePaging32 PROC
mov ebx, [esp + 4]
mov ecx, [esp + 8]
mov edx, [esp + 12]
pushfd
pop edi
cli
mov eax, cr0
bts eax, 31
mov esp, [esp + 16]
mov cr0, eax
push edi
popfd
push edx
push ecx
call ebx
jmp $
InternalX86EnablePaging32 ENDP
END

58
MdePkg/Library/BaseLib/ia32/EnablePaging32.s Normal file
View File

@@ -0,0 +1,58 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# EnablePaging32.Asm
#
# Abstract:
#
# AsmEnablePaging32 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmEnablePaging32 (
# IN SWITCH_STACK_ENTRY_POINT EntryPoint,
# IN VOID *Context1, OPTIONAL
# IN VOID *Context2, OPTIONAL
# IN VOID *NewStack
# );
#------------------------------------------------------------------------------
.global _AsmEnablePaging32
_AsmEnablePaging32:
movl 4(%esp),%ebx
movl 8(%esp),%ecx
movl 12(%esp),%edx
pushfl
popl %edi
cli
movl %cr0, %eax
btsl $31,%eax
movl 16(%esp),%esp
movl %eax, %cr0
pushl %edi
popfl
pushl %edx
pushl %ecx
call *%ebx
jmp .

57
MdePkg/Library/BaseLib/ia32/EnablePaging64.asm Normal file
View File

@@ -0,0 +1,57 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; EnablePaging64.Asm
;
; Abstract:
;
; AsmEnablePaging64 function
;
; Notes:
;
;------------------------------------------------------------------------------
.686p
.model flat,C
.code
InternalX86EnablePaging64 PROC
cli
mov [esp], @F ; offset for far retf
mov eax, cr4
or al, (1 SHL 5)
mov cr4, eax ; enable PAE
mov ecx, 0c0000080h
rdmsr
or ah, 1 ; set LME
wrmsr
mov eax, cr0
bts eax, 31
mov cr0, eax ; enable paging
retf
@@: ; long mode starts here
DB 67h, 48h
mov ebx, [esp] ; mov rbx, [esp]
DB 67h, 48h
mov ecx, [esp + 8] ; mov rcx, [esp + 8]
DB 67h, 48h
mov edx, [esp + 10h] ; mov rdx, [esp + 10h]
DB 67h, 48h
mov esp, [esp + 18h] ; mov rsp, [esp + 18h]
DB 48h
add esp, -20h ; add rsp, -20h
call ebx ; call rbx
jmp $
InternalX86EnablePaging64 ENDP
END

66
MdePkg/Library/BaseLib/ia32/EnablePaging64.s Normal file
View File

@@ -0,0 +1,66 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# EnablePaging64.Asm
#
# Abstract:
#
# AsmEnablePaging64 function
#
# Notes:
#
#------------------------------------------------------------------------------
#.MODEL flat
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmEnablePaging64 (
# IN UINT16 CodeSelector,
# IN UINT64 EntryPoint,
# IN UINT64 Context1, OPTIONAL
# IN UINT64 Context2, OPTIONAL
# IN UINT64 NewStack
# );
#------------------------------------------------------------------------------
.global _AsmEnablePaging64
_AsmEnablePaging64:
cli
movl $$LongStart, (%esp)
movl %cr4, %eax
orb $0x20, %al
movl %eax, %cr4 # enable PAE
movl $0xc0000080, %ecx
rdmsr
orb $1, %ah # set LME
wrmsr
movl %cr0, %eax
btsl $31, %eax
movl %eax, %cr0 # enable paging
lret
LongStart: # long mode starts here
.byte 0x67,0x48
movl (%esp), %ebx # mov rbx, [esp]
.byte 0x67,0x48
movl 8(%esp), %ecx # mov rcx, [esp + 8]
.byte 0x67,0x48
movl 0x10(%esp), %edx # mov rdx, [esp + 10h]
.byte 0x67,0x48
movl 0x18(%esp), %esp # mov rsp, [esp + 18h]
.byte 0x48
addl $0x-20, %esp # add rsp, -20h
call *%ebx # call rbx
jmp .

42
MdePkg/Library/BaseLib/ia32/FlushCacheLine.asm Normal file
View File

@@ -0,0 +1,42 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; FlushCacheLine.Asm
;
; Abstract:
;
; AsmFlushCacheLine function
;
; Notes:
;
;------------------------------------------------------------------------------
.586P
.model flat
.xmm
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; AsmFlushCacheLine (
; IN VOID *LinearAddress
; );
;------------------------------------------------------------------------------
_AsmFlushCacheLine PROC
mov eax, [esp + 4]
clflush [eax]
ret
_AsmFlushCacheLine ENDP
END

43
MdePkg/Library/BaseLib/ia32/FlushCacheLine.s Normal file
View File

@@ -0,0 +1,43 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# FlushCacheLine.Asm
#
# Abstract:
#
# AsmFlushCacheLine function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmFlushCacheLine (
# IN VOID *LinearAddress
# );
#------------------------------------------------------------------------------
.global _AsmFlushCacheLine
_AsmFlushCacheLine:
movl 4(%esp),%eax
clflush (%eax)
ret

42
MdePkg/Library/BaseLib/ia32/FxRestore.asm Normal file
View File

@@ -0,0 +1,42 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; FxRestore.Asm
;
; Abstract:
;
; AsmFxRestore function
;
; Notes:
;
;------------------------------------------------------------------------------
.586P
.model flat,C
.xmm
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; InternalX86FxRestore (
; IN CONST IA32_FX_BUFFER *Buffer
; );
;------------------------------------------------------------------------------
InternalX86FxRestore PROC
mov eax, [esp + 4]
fxrstor [eax]
ret
InternalX86FxRestore ENDP
END

43
MdePkg/Library/BaseLib/ia32/FxRestore.s Normal file
View File

@@ -0,0 +1,43 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# FxRestore.Asm
#
# Abstract:
#
# AsmFxRestore function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmFxRestore (
# IN CONST IA32_FX_BUFFER *Buffer
# );
#------------------------------------------------------------------------------
.global _AsmFxRestore
_AsmFxRestore:
movl 4(%esp),%eax
fxrstor (%eax)
ret

42
MdePkg/Library/BaseLib/ia32/FxSave.asm Normal file
View File

@@ -0,0 +1,42 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; FxSave.Asm
;
; Abstract:
;
; AsmFxSave function
;
; Notes:
;
;------------------------------------------------------------------------------
.586P
.model flat,C
.xmm
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; InternalX86FxSave (
; OUT IA32_FX_BUFFER *Buffer
; );
;------------------------------------------------------------------------------
InternalX86FxSave PROC
mov eax, [esp + 4]
fxsave [eax]
ret
InternalX86FxSave ENDP
END

43
MdePkg/Library/BaseLib/ia32/FxSave.s Normal file
View File

@@ -0,0 +1,43 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# FxSave.Asm
#
# Abstract:
#
# AsmFxSave function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmFxSave (
# OUT IA32_FX_BUFFER *Buffer
# );
#------------------------------------------------------------------------------
.global _AsmFxSave
_AsmFxSave:
movl 4(%esp),%eax
fxsave (%eax)
ret

45
MdePkg/Library/BaseLib/ia32/InterlockedCompareExchange32.asm Normal file
View File

@@ -0,0 +1,45 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; InterlockedCompareExchange32.Asm
;
; Abstract:
;
; InterlockedCompareExchange32 function
;
; Notes:
;
;------------------------------------------------------------------------------
.486
.model flat,C
.code
;------------------------------------------------------------------------------
; UINT32
; EFIAPI
; InterlockedCompareExchange32 (
; IN UINT32 *Value,
; IN UINT32 CompareValue,
; IN UINT32 ExchangeValue
; );
;------------------------------------------------------------------------------
InternalSyncCompareExchange32 PROC
mov ecx, [esp + 4]
mov eax, [esp + 8]
mov edx, [esp + 12]
lock cmpxchg [ecx], edx
ret
InternalSyncCompareExchange32 ENDP
END

64
MdePkg/Library/BaseLib/ia32/InterlockedCompareExchange32.s Normal file
View File

@@ -0,0 +1,64 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# InterlockedCompareExchange32.Asm
#
# Abstract:
#
# InterlockedCompareExchange32 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID *
# EFIAPI
# InterlockedCompareExchangePointer (
# IN VOID **Value,
# IN VOID *CompareValue,
# IN VOID *ExchangeValue
# );
#------------------------------------------------------------------------------
.global _InterlockedCompareExchangePointer
_InterlockedCompareExchangePointer:
#
# InterlockedCompareExchangePointer() shares the same code as
# InterlockedCompareExchange32() on IA32 and thus no code inside this
# function
#
#------------------------------------------------------------------------------
# UINT32
# EFIAPI
# InterlockedCompareExchange32 (
# IN UINT32 *Value,
# IN UINT32 CompareValue,
# IN UINT32 ExchangeValue
# );
#------------------------------------------------------------------------------
.global _InterlockedCompareExchange32
_InterlockedCompareExchange32:
movl 4(%esp),%ecx
movl 8(%esp),%eax
movl 12(%esp),%edx
lock cmpxchgl %edx,(%ecx)
ret

47
MdePkg/Library/BaseLib/ia32/InterlockedCompareExchange64.asm Normal file
View File

@@ -0,0 +1,47 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; InterlockedCompareExchange64.Asm
;
; Abstract:
;
; InterlockedCompareExchange64 function
;
; Notes:
;
;------------------------------------------------------------------------------
.586P
.model flat,C
.code
;------------------------------------------------------------------------------
; UINT64
; EFIAPI
; InterlockedCompareExchange64 (
; IN UINT64 *Value,
; IN UINT64 CompareValue,
; IN UINT64 ExchangeValue
; );
;------------------------------------------------------------------------------
InternalSyncCompareExchange64 PROC USES esi ebx
mov esi, [esp + 12]
mov eax, [esp + 16]
mov edx, [esp + 20]
mov ebx, [esp + 24]
mov ecx, [esp + 28]
lock cmpxchg8b qword ptr [esi]
ret
InternalSyncCompareExchange64 ENDP
END

52
MdePkg/Library/BaseLib/ia32/InterlockedCompareExchange64.s Normal file
View File

@@ -0,0 +1,52 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# InterlockedCompareExchange64.Asm
#
# Abstract:
#
# InterlockedCompareExchange64 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# UINT64
# EFIAPI
# InterlockedCompareExchange64 (
# IN UINT64 *Value,
# IN UINT64 CompareValue,
# IN UINT64 ExchangeValue
# );
#------------------------------------------------------------------------------
.global _InterlockedCompareExchange64
push %esi
push %ebx
movl 12(%esp),%esi
movl 16(%esp),%eax
movl 20(%esp),%edx
movl 24(%esp),%ebx
movl 28(%esp),%ecx
lock
cmpxchg8b (%esi)
pop %ebx
pop %esi
ret

42
MdePkg/Library/BaseLib/ia32/InterlockedDecrement.asm Normal file
View File

@@ -0,0 +1,42 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; InterlockedDecrement.Asm
;
; Abstract:
;
; InterlockedDecrement function
;
; Notes:
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
;------------------------------------------------------------------------------
; UINT32
; EFIAPI
; InterlockedDecrement (
; IN UINT32 *Value
; );
;------------------------------------------------------------------------------
InternalSyncDecrement PROC
mov eax, [esp + 4]
lock dec dword ptr [eax]
mov eax, [eax]
ret
InternalSyncDecrement ENDP
END

44
MdePkg/Library/BaseLib/ia32/InterlockedDecrement.s Normal file
View File

@@ -0,0 +1,44 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# InterlockedDecrement.Asm
#
# Abstract:
#
# InterlockedDecrement function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# UINT32
# EFIAPI
# InterlockedDecrement (
# IN UINT32 *Value
# );
#------------------------------------------------------------------------------
.global _InterlockedDecrement
_InterlockedDecrement:
movl 4(%esp),%eax
lock
decl (%eax)
movl (%eax),%eax
ret

42
MdePkg/Library/BaseLib/ia32/InterlockedIncrement.asm Normal file
View File

@@ -0,0 +1,42 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; InterlockedIncrement.Asm
;
; Abstract:
;
; InterlockedIncrement function
;
; Notes:
;
;------------------------------------------------------------------------------
.386
.model flat,C
.code
;------------------------------------------------------------------------------
; UINT32
; EFIAPI
; InterlockedIncrement (
; IN UINT32 *Value
; );
;------------------------------------------------------------------------------
InternalSyncIncrement PROC
mov eax, [esp + 4]
lock inc dword ptr [eax]
mov eax, [eax]
ret
InternalSyncIncrement ENDP
END

44
MdePkg/Library/BaseLib/ia32/InterlockedIncrement.s Normal file
View File

@@ -0,0 +1,44 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# InterlockedIncrement.Asm
#
# Abstract:
#
# InterlockedIncrement function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# UINT32
# EFIAPI
# InterlockedIncrement (
# IN UINT32 *Value
# );
#------------------------------------------------------------------------------
.global _InterlockedIncrement
_InterlockedIncrement:
movl 4(%esp),%eax
lock
incl (%eax)
movl (%eax),%eax
ret

40
MdePkg/Library/BaseLib/ia32/Invd.asm Normal file
View File

@@ -0,0 +1,40 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; Invd.Asm
;
; Abstract:
;
; AsmInvd function
;
; Notes:
;
;------------------------------------------------------------------------------
.486p
.model flat
.code
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; AsmInvd (
; VOID
; );
;------------------------------------------------------------------------------
_AsmInvd PROC
invd
ret
_AsmInvd ENDP
END

41
MdePkg/Library/BaseLib/ia32/Invd.s Normal file
View File

@@ -0,0 +1,41 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# Invd.Asm
#
# Abstract:
#
# AsmInvd function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID
# EFIAPI
# AsmInvd (
# VOID
# );
#------------------------------------------------------------------------------
.global _AsmInvd
_AsmInvd:
invd
ret

41
MdePkg/Library/BaseLib/ia32/LRotU64.asm Normal file
View File

@@ -0,0 +1,41 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; LRotU64.asm
;
; Abstract:
;
; 64-bit left rotation for Ia32
;
;------------------------------------------------------------------------------
.686
.model flat,C
.code
InternalMathLRotU64 PROC USES ebx
mov cl, [esp + 16]
mov edx, [esp + 12]
mov eax, [esp + 8]
shld ebx, edx, cl
shld edx, eax, cl
ror ebx, cl
shld eax, ebx, cl
test cl, 32
cmovnz ecx, eax
cmovnz eax, edx
cmovnz edx, ecx
ret
InternalMathLRotU64 ENDP
END

43
MdePkg/Library/BaseLib/ia32/LRotU64.s Normal file
View File

@@ -0,0 +1,43 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# LRotU64.asm
#
# Abstract:
#
# 64-bit left rotation for Ia32
#
#------------------------------------------------------------------------------
.global _LRotU64
push %ebx
movb 16(%esp),%cl
movl 12(%esp),%edx
movl 8(%esp),%eax
shldl %cl,%edx,%ebx
shldl %cl,%eax,%edx
rorl %cl,%ebx
shldl %cl,%ebx,%eax
testb $32,%cl
cmovnz %eax, %ecx
cmovnz %edx, %eax
cmovnz %ecx, %edx
pop %ebx
ret

38
MdePkg/Library/BaseLib/ia32/LShiftU64.asm Normal file
View File

@@ -0,0 +1,38 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; LShiftU64.asm
;
; Abstract:
;
; 64-bit left shift function for IA-32
;
;------------------------------------------------------------------------------
.686
.model flat,C
.code
InternalMathLShiftU64 PROC
mov cl, [esp + 12]
xor eax, eax
mov edx, [esp + 4]
test cl, 32
cmovz eax, edx
cmovz edx, [esp + 8]
shld edx, eax, cl
shl eax, cl
ret
InternalMathLShiftU64 ENDP
END

39
MdePkg/Library/BaseLib/ia32/LShiftU64.s Normal file
View File

@@ -0,0 +1,39 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# LShiftU64.asm
#
# Abstract:
#
# 64-bit left shift function for IA-32
#
#------------------------------------------------------------------------------
.global _LShiftU64
_LShiftU64:
movb 12(%esp),%cl
xorl %eax,%eax
movl 4(%esp),%edx
testb $32,%cl
cmovz %edx, %eax
cmovz 8(%esp), %edx
shldl %cl,%eax,%edx
shll %cl,%eax
ret

38
MdePkg/Library/BaseLib/ia32/LongJump.asm Normal file
View File

@@ -0,0 +1,38 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation
; All rights reserved. This program and the accompanying materials
; are licensed and made available under the terms and conditions of the BSD License
; which accompanies this distribution. The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
; Module Name:
;
; LongJump.Asm
;
; Abstract:
;
; Implementation of LongJump() on IA-32.
;
;------------------------------------------------------------------------------
.386
.model flat
.code
_LongJump PROC
pop eax
pop edx
pop eax
mov ebx, [edx]
mov esi, [edx + 4]
mov edi, [edx + 8]
mov ebp, [edx + 12]
mov esp, [edx + 16]
jmp dword ptr [edx + 20]
_LongJump ENDP
END

Some files were not shown because too many files have changed in this diff Show More