diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Cpu/Pentium/CpuIA32Lib/X64/Cpu.S')
| -rw-r--r-- | EdkCompatibilityPkg/Foundation/Cpu/Pentium/CpuIA32Lib/X64/Cpu.S | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Cpu/Pentium/CpuIA32Lib/X64/Cpu.S b/EdkCompatibilityPkg/Foundation/Cpu/Pentium/CpuIA32Lib/X64/Cpu.S deleted file mode 100644 index 065f614689..0000000000 --- a/EdkCompatibilityPkg/Foundation/Cpu/Pentium/CpuIA32Lib/X64/Cpu.S +++ /dev/null @@ -1,209 +0,0 @@ -#------------------------------------------------------------------------------
-#*
-#* Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved.<BR>
-#* 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.asm
-#*
-#* Abstract:
-#*
-#------------------------------------------------------------------------------
-#include <EfiBind.h>
-
-.globl ASM_PFX(EfiHalt)
-.globl ASM_PFX(EfiWbinvd)
-.globl ASM_PFX(EfiInvd)
-.globl ASM_PFX(EfiCpuid)
-.globl ASM_PFX(EfiReadTsc)
-.globl ASM_PFX(EfiDisableCache)
-.globl ASM_PFX(EfiEnableCache)
-.globl ASM_PFX(EfiReadMsr)
-.globl ASM_PFX(EfiWriteMsr)
-.globl ASM_PFX(EfiGetEflags)
-.globl ASM_PFX(EfiDisableInterrupts)
-.globl ASM_PFX(EfiEnableInterrupts)
-.globl ASM_PFX(EfiCpuidExt)
-
-.text
-
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiHalt (
-# VOID
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiHalt):
- hlt
- retq
-
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiWbinvd (
-# VOID
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiWbinvd):
- wbinvd
- retq
-
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiInvd (
-# VOID
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiInvd):
- invd
- retq
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiCpuid (
-# IN UINT32 RegisterInEax, // rcx
-# OUT EFI_CPUID_REGISTER *Reg OPTIONAL // rdx
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiCpuid):
- push %rbx
- mov %rdx,%r8
- mov %rcx,%rax
- cpuid
- cmp $0x0,%r8
- je _Exit
- mov %eax,(%r8)
- mov %ebx,0x4(%r8)
- mov %ecx,0x8(%r8)
- mov %edx,0xc(%r8)
-_Exit:
- pop %rbx
- retq
-
-#------------------------------------------------------------------------------
-# UINT64
-# EfiReadMsr (
-# IN UINT32 Index, // rcx
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiReadMsr):
- rdmsr
- shl $0x20,%rdx
- or %rdx,%rax
- retq
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiWriteMsr (
-# IN UINT32 Index, // rcx
-# IN UINT64 Value // rdx
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiWriteMsr):
- mov %rdx,%rax
- sar $0x20,%rdx
- wrmsr
- retq
-
-#------------------------------------------------------------------------------
-# UINT64
-# EfiReadTsc (
-# VOID
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(EfiReadTsc):
- rdtsc
- shl $0x20,%rax
- shrd $0x20,%rdx,%rax
- retq
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiDisableCache (
-# VOID
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(EfiDisableCache):
-# added a check to see if cache is already disabled. If it is, then skip.
- mov %cr0,%rax
- and $0x60000000,%rax
- cmp $0x0,%rax
- jne 1f
- mov %cr0,%rax
- or $0x60000000,%rax
- mov %rax,%cr0
- wbinvd
-1:
- retq
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiEnableCache (
-# VOID
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(EfiEnableCache):
- wbinvd
- mov %cr0,%rax
- and $0xffffffff9fffffff,%rax
- mov %rax,%cr0
- retq
-
-#------------------------------------------------------------------------------
-# UINTN
-# EfiGetEflags (
-# VOID
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(EfiGetEflags):
- pushfq
- pop %rax
- retq
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiDisableInterrupts (
-# VOID
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(EfiDisableInterrupts):
- cli
- ret
-
-#------------------------------------------------------------------------------
-# VOID
-# EfiEnableInterrupts (
-# VOID
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(EfiEnableInterrupts):
- sti
- ret
-#------------------------------------------------------------------------------
-# VOID
-# EfiCpuidExt (
-# IN UINT32 RegisterInEax,
-# IN UINT32 CacheLevel,
-# OUT EFI_CPUID_REGISTER *Regs
-# )
-#------------------------------------------------------------------------------
-ASM_PFX(EfiCpuidExt):
- push %rbx
- mov %rcx,%rax
- mov %rdx,%rcx
- cpuid
- mov %eax,(%r8)
- mov %ebx,0x4(%r8)
- mov %ecx,0x8(%r8)
- mov %edx,0xc(%r8)
- pop %rbx
- retq
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