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-rw-r--r--EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/CpuIA32.asm234
-rw-r--r--EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/IA32Type.inc34
2 files changed, 268 insertions, 0 deletions
diff --git a/EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/CpuIA32.asm b/EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/CpuIA32.asm
new file mode 100644
index 0000000..2a64c66
--- /dev/null
+++ b/EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/CpuIA32.asm
@@ -0,0 +1,234 @@
+TITLE CpuIA32.asm: Assembly code for the IA-32 resources
+
+;*****************************************************************************
+;*
+;* Copyright (c) 2004 - 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:
+;*
+;* CpuIA32.asm
+;*
+;* Abstract:
+;*
+;*****************************************************************************
+
+
+ .686P
+ .MODEL FLAT,C
+ .CODE
+
+ INCLUDE IA32Type.inc
+
+
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiHalt (
+; VOID
+; )
+;------------------------------------------------------------------------------
+EfiHalt PROC PUBLIC
+ hlt
+ ret
+EfiHalt ENDP
+
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiWbinvd (
+; VOID
+; )
+;------------------------------------------------------------------------------
+EfiWbinvd PROC PUBLIC
+ wbinvd
+ ret
+EfiWbinvd ENDP
+
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiInvd (
+; VOID
+; )
+;------------------------------------------------------------------------------
+EfiInvd PROC PUBLIC
+ invd
+ ret
+EfiInvd ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiCpuid (
+; IN UINT32 RegisterInEax,
+; OUT EFI_CPUID_REGISTER *Reg OPTIONAL
+; )
+;------------------------------------------------------------------------------
+EfiCpuid PROC PUBLIC RegisterInEax:UINT32, Reg:PTR EFI_CPUID_REGISTER
+ pushad
+
+ mov eax, RegisterInEax
+ cpuid
+ cmp Reg, 0
+ je _Exit
+ mov edi, DWORD PTR Reg
+ ASSUME edi: PTR EFI_CPUID_REGISTER
+ mov DWORD PTR [edi].RegEax, eax ; Reg->RegEax
+ mov DWORD PTR [edi].RegEbx, ebx ; Reg->RegEbx
+ mov DWORD PTR [edi].RegEcx, ecx ; Reg->RegEcx
+ mov DWORD PTR [edi].RegEdx, edx ; Reg->RegEdx
+
+_Exit:
+ popad
+ ret
+EfiCpuid ENDP
+
+;------------------------------------------------------------------------------
+; UINT64
+; EfiReadMsr (
+; IN UINT32 Index,
+; )
+;------------------------------------------------------------------------------
+EfiReadMsr PROC PUBLIC Index:UINT32
+ push ecx
+ mov ecx, Index
+ rdmsr
+ pop ecx
+ ret
+EfiReadMsr ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiWriteMsr (
+; IN UINT32 Index,
+; IN UINT64 Value
+; )
+;------------------------------------------------------------------------------
+EfiWriteMsr PROC PUBLIC Index:UINT32, Value:UINT64
+ pushad
+ mov ecx, Index
+ mov eax, DWORD PTR Value[0]
+ mov edx, DWORD PTR Value[4]
+ wrmsr
+ popad
+ ret
+EfiWriteMsr ENDP
+
+
+;------------------------------------------------------------------------------
+; UINT64
+; EfiReadTsc (
+; VOID
+; );
+;------------------------------------------------------------------------------
+EfiReadTsc PROC PUBLIC
+ rdtsc
+ ret
+EfiReadTsc ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiDisableCache (
+; VOID
+; );
+;------------------------------------------------------------------------------
+EfiDisableCache PROC PUBLIC
+; added a check to see if cache is already disabled. If it is, then skip.
+ push eax
+ mov eax, cr0
+ bswap eax
+ and al, 60h
+ cmp al, 60h
+ je @f
+ wbinvd
+ mov eax, cr0
+ or eax, 060000000h
+ mov cr0, eax
+@@:
+ pop eax
+ ret
+EfiDisableCache ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiEnableCache (
+; VOID
+; );
+;------------------------------------------------------------------------------
+EfiEnableCache PROC PUBLIC
+ push eax
+ wbinvd
+ mov eax, cr0
+ and eax, 09fffffffh
+ mov cr0, eax
+ pop eax
+ ret
+EfiEnableCache ENDP
+
+;------------------------------------------------------------------------------
+; UINT32
+; EfiGetEflags (
+; VOID
+; );
+;------------------------------------------------------------------------------
+EfiGetEflags PROC PUBLIC
+ pushfd
+ pop eax
+ ret
+EfiGetEflags ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiDisableInterrupts (
+; VOID
+; );
+;------------------------------------------------------------------------------
+EfiDisableInterrupts PROC PUBLIC
+ cli
+ ret
+EfiDisableInterrupts ENDP
+
+;------------------------------------------------------------------------------
+; VOID
+; EfiEnableInterrupts (
+; VOID
+; );
+;------------------------------------------------------------------------------
+EfiEnableInterrupts PROC PUBLIC
+ sti
+ ret
+EfiEnableInterrupts ENDP
+;------------------------------------------------------------------------------
+; VOID
+; EfiCpuidExt (
+; IN UINT32 RegisterInEax,
+; IN UINT32 CacheLevel,
+; OUT EFI_CPUID_REGISTER *Regs
+; )
+;------------------------------------------------------------------------------
+EfiCpuidExt PROC PUBLIC \
+ RegisterInEax:UINT32, \
+ CacheLevel:UINT32, \
+ Regs:PTR EFI_CPUID_REGISTER
+ pushad
+
+ mov eax, RegisterInEax
+ mov ecx, CacheLevel
+ cpuid
+ mov edi, DWORD PTR Regs
+ ASSUME edi: PTR EFI_CPUID_REGISTER
+ mov DWORD PTR [edi].RegEax, eax ; Reg->RegEax
+ mov DWORD PTR [edi].RegEbx, ebx ; Reg->RegEbx
+ mov DWORD PTR [edi].RegEcx, ecx ; Reg->RegEcx
+ mov DWORD PTR [edi].RegEdx, edx ; Reg->RegEdx
+
+ popad
+ ret
+EfiCpuidExt ENDP
+END
diff --git a/EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/IA32Type.inc b/EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/IA32Type.inc
new file mode 100644
index 0000000..069656e
--- /dev/null
+++ b/EDK/Foundation/Cpu/Pentium/CpuIA32Lib/IA32/IA32Type.inc
@@ -0,0 +1,34 @@
+;
+; Copyright (c) 2004, 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:
+;
+; IA32Type.inc
+;
+
+UINT8 TYPEDEF BYTE
+UINT16 TYPEDEF WORD
+UINT32 TYPEDEF DWORD
+UINT64 TYPEDEF QWORD
+UINTN TYPEDEF UINT32
+BOOLEAN TYPEDEF UINT8
+EFI_STATUS TYPEDEF UINTN
+
+EFI_PHYSICAL_ADDRESS TYPEDEF UINT64
+
+
+@EFI_CPUID_REGISTER STRUCT 4t
+RegEax DWORD ?
+RegEbx DWORD ?
+RegEcx DWORD ?
+RegEdx DWORD ?
+@EFI_CPUID_REGISTER ENDS
+
+EFI_CPUID_REGISTER TYPEDEF @EFI_CPUID_REGISTER