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/*++
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.h
Abstract:
--*/
#ifndef _CPU_IA32_H
#define _CPU_IA32_H
#include "Tiano.h"
#define IA32API __cdecl
typedef struct {
UINT32 RegEax;
UINT32 RegEbx;
UINT32 RegEcx;
UINT32 RegEdx;
} EFI_CPUID_REGISTER;
typedef struct {
UINT32 HeaderVersion;
UINT32 UpdateRevision;
UINT32 Date;
UINT32 ProcessorId;
UINT32 Checksum;
UINT32 LoaderRevision;
UINT32 ProcessorFlags;
UINT32 DataSize;
UINT32 TotalSize;
UINT8 Reserved[12];
} EFI_CPU_MICROCODE_HEADER;
typedef struct {
UINT32 ExtendedSignatureCount;
UINT32 ExtendedTableChecksum;
UINT8 Reserved[12];
} EFI_CPU_MICROCODE_EXTENDED_TABLE_HEADER;
typedef struct {
UINT32 ProcessorSignature;
UINT32 ProcessorFlag;
UINT32 ProcessorChecksum;
} EFI_CPU_MICROCODE_EXTENDED_TABLE;
typedef struct {
UINT32 Stepping : 4;
UINT32 Model : 4;
UINT32 Family : 4;
UINT32 Type : 2;
UINT32 Reserved1 : 2;
UINT32 ExtendedModel : 4;
UINT32 ExtendedFamily : 8;
UINT32 Reserved2 : 4;
} EFI_CPU_VERSION;
#define EFI_CPUID_SIGNATURE 0x0
#define EFI_CPUID_VERSION_INFO 0x1
#define EFI_CPUID_CACHE_INFO 0x2
#define EFI_CPUID_SERIAL_NUMBER 0x3
#define EFI_CPUID_EXTENDED_FUNCTION 0x80000000
#define EFI_CPUID_EXTENDED_CPU_SIG 0x80000001
#define EFI_CPUID_BRAND_STRING1 0x80000002
#define EFI_CPUID_BRAND_STRING2 0x80000003
#define EFI_CPUID_BRAND_STRING3 0x80000004
#define EFI_MSR_IA32_PLATFORM_ID 0x17
#define EFI_MSR_IA32_APIC_BASE 0x1B
#define EFI_MSR_EBC_HARD_POWERON 0x2A
#define EFI_MSR_EBC_SOFT_POWERON 0x2B
#define BINIT_DRIVER_DISABLE 0x40
#define INTERNAL_MCERR_DISABLE 0x20
#define INITIATOR_MCERR_DISABLE 0x10
#define EFI_MSR_EBC_FREQUENCY_ID 0x2C
#define EFI_MSR_IA32_BIOS_UPDT_TRIG 0x79
#define EFI_MSR_IA32_BIOS_SIGN_ID 0x8B
#define EFI_MSR_PSB_CLOCK_STATUS 0xCD
#define EFI_APIC_GLOBAL_ENABLE 0x800
#define EFI_MSR_IA32_MISC_ENABLE 0x1A0
#define LIMIT_CPUID_MAXVAL_ENABLE_BIT 0x00400000
#define AUTOMATIC_THERMAL_CONTROL_ENABLE_BIT 0x00000008
#define COMPATIBLE_FPU_OPCODE_ENABLE_BIT 0x00000004
#define LOGICAL_PROCESSOR_PRIORITY_ENABLE_BIT 0x00000002
#define FAST_STRING_ENABLE_BIT 0x00000001
#define EFI_CACHE_VARIABLE_MTRR_BASE 0x200
#define EFI_CACHE_VARIABLE_MTRR_END 0x20F
#define EFI_CACHE_IA32_MTRR_DEF_TYPE 0x2FF
#define EFI_CACHE_MTRR_VALID 0x800
#define EFI_CACHE_FIXED_MTRR_VALID 0x400
#define EFI_CACHE_VALID_ADDRESS 0xFFFFFF000
#define EFI_MSR_VALID_MASK 0xFFFFFFFFF
#define EFI_CACHE_VALID_EXTENDED_ADDRESS 0xFFFFFFFFFF000
#define EFI_MSR_VALID_EXTENDED_MASK 0xFFFFFFFFFFFFF
#define EFI_IA32_MTRR_FIX64K_00000 0x250
#define EFI_IA32_MTRR_FIX16K_80000 0x258
#define EFI_IA32_MTRR_FIX16K_A0000 0x259
#define EFI_IA32_MTRR_FIX4K_C0000 0x268
#define EFI_IA32_MTRR_FIX4K_C8000 0x269
#define EFI_IA32_MTRR_FIX4K_D0000 0x26A
#define EFI_IA32_MTRR_FIX4K_D8000 0x26B
#define EFI_IA32_MTRR_FIX4K_E0000 0x26C
#define EFI_IA32_MTRR_FIX4K_E8000 0x26D
#define EFI_IA32_MTRR_FIX4K_F0000 0x26E
#define EFI_IA32_MTRR_FIX4K_F8000 0x26F
#define EFI_IA32_MCG_CAP 0x179
#define EFI_IA32_MCG_CTL 0x17B
#define EFI_IA32_MC0_CTL 0x400
#define EFI_IA32_MC0_STATUS 0x401
#define EFI_IA32_PERF_STATUS 0x198
#define EFI_IA32_PERF_CTL 0x199
#define EFI_CACHE_UNCACHEABLE 0
#define EFI_CACHE_WRITECOMBINING 1
#define EFI_CACHE_WRITETHROUGH 4
#define EFI_CACHE_WRITEPROTECTED 5
#define EFI_CACHE_WRITEBACK 6
//
// Combine f(FamilyId), m(Model), s(SteppingId) to a single 32 bit number
//
#define EfiMakeCpuVersion(f, m, s) \
(((UINT32) (f) << 16) | ((UINT32) (m) << 8) | ((UINT32) (s)))
VOID
IA32API
EfiHalt (
VOID
)
;
/*++
Routine Description:
Halt the Cpu
Arguments:
None
Returns:
None
--*/
VOID
IA32API
EfiWbinvd (
VOID
)
;
/*++
Routine Description:
Write back and invalidate the Cpu cache
Arguments:
None
Returns:
None
--*/
VOID
IA32API
EfiInvd (
VOID
)
;
/*++
Routine Description:
Invalidate the Cpu cache
Arguments:
None
Returns:
None
--*/
VOID
IA32API
EfiCpuid (
IN UINT32 RegisterInEax,
OUT EFI_CPUID_REGISTER *Regs
)
;
/*++
Routine Description:
Get the Cpu info by excute the CPUID instruction
Arguments:
RegisterInEax: -The input value to put into register EAX
Regs: -The Output value
Returns:
None
--*/
VOID
IA32API
EfiCpuidExt (
IN UINT32 RegisterInEax,
IN UINT32 CacheLevel,
OUT EFI_CPUID_REGISTER *Regs
)
/*++
Routine Description:
When RegisterInEax != 4, the functionality is the same as EfiCpuid.
When RegisterInEax == 4, the function return the deterministic cache
parameters by excuting the CPUID instruction
Arguments:
RegisterInEax: - The input value to put into register EAX
CacheLevel: - The deterministic cache level
Regs: - The Output value
Returns:
None
--*/
;
UINT64
IA32API
EfiReadMsr (
IN UINT32 Index
)
;
/*++
Routine Description:
Read Cpu MSR
Arguments:
Index: -The index value to select the register
Returns:
Return the read data
--*/
VOID
IA32API
EfiWriteMsr (
IN UINT32 Index,
IN UINT64 Value
)
;
/*++
Routine Description:
Write Cpu MSR
Arguments:
Index: -The index value to select the register
Value: -The value to write to the selected register
Returns:
None
--*/
UINT64
IA32API
EfiReadTsc (
VOID
)
;
/*++
Routine Description:
Read Time stamp
Arguments:
None
Returns:
Return the read data
--*/
VOID
IA32API
EfiDisableCache (
VOID
)
;
/*++
Routine Description:
Writing back and invalidate the cache,then diable it
Arguments:
None
Returns:
None
--*/
VOID
IA32API
EfiEnableCache (
VOID
)
;
/*++
Routine Description:
Invalidate the cache,then Enable it
Arguments:
None
Returns:
None
--*/
UINT32
IA32API
EfiGetEflags (
VOID
)
;
/*++
Routine Description:
Get Eflags
Arguments:
None
Returns:
Return the Eflags value
--*/
VOID
IA32API
EfiDisableInterrupts (
VOID
)
;
/*++
Routine Description:
Disable Interrupts
Arguments:
None
Returns:
None
--*/
VOID
IA32API
EfiEnableInterrupts (
VOID
)
;
/*++
Routine Description:
Enable Interrupts
Arguments:
None
Returns:
None
--*/
VOID
IA32API
EfiCpuVersion (
IN UINT16 *FamilyId, OPTIONAL
IN UINT8 *Model, OPTIONAL
IN UINT8 *SteppingId, OPTIONAL
IN UINT8 *Processor OPTIONAL
)
/*++
Routine Description:
Extract CPU detail version infomation
Arguments:
FamilyId - FamilyId, including ExtendedFamilyId
Model - Model, including ExtendedModel
SteppingId - SteppingId
Processor - Processor
--*/
;
#endif
|
