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/*++
Copyright (c) 2004, 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:
EfiCombinationLib.h
Abstract:
Library functions that can be called in both PEI and DXE phase
--*/
#ifndef _EFI_COMBINATION_LIB_H_
#define _EFI_COMBINATION_LIB_H_
EFI_STATUS
EfiInitializeCommonDriverLib (
IN EFI_HANDLE ImageHandle,
IN VOID *SystemTable
)
/*++
Routine Description:
Initialize lib function calling phase: PEI or DXE
Arguments:
ImageHandle - The firmware allocated handle for the EFI image.
SystemTable - A pointer to the EFI System Table.
Returns:
EFI_STATUS always returns EFI_SUCCESS
--*/
;
EFI_STATUS
EfiCommonIoRead (
IN UINT8 Width,
IN UINTN Address,
IN UINTN Count,
IN OUT VOID *Buffer
)
/*++
Routine Description:
Io read operation.
Arguments:
Width - Width of read operation
Address - Start IO address to read
Count - Read count
Buffer - Buffer to store result
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonIoWrite (
IN UINT8 Width,
IN UINTN Address,
IN UINTN Count,
IN OUT VOID *Buffer
)
/*++
Routine Description:
Io write operation.
Arguments:
Width - Width of write operation
Address - Start IO address to write
Count - Write count
Buffer - Buffer to write to the address
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonPciRead (
IN UINT8 Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
)
/*++
Routine Description:
Pci read operation
Arguments:
Width - Width of PCI read
Address - PCI address to read
Count - Read count
Buffer - Output buffer for the read
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonPciWrite (
IN UINT8 Width,
IN UINT64 Address,
IN UINTN Count,
IN OUT VOID *Buffer
)
/*++
Routine Description:
Pci write operation
Arguments:
Width - Width of PCI write
Address - PCI address to write
Count - Write count
Buffer - Buffer to write to the address
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonStall (
IN UINTN Microseconds
)
/*++
Routine Description:
Induces a fine-grained stall.
Arguments:
Microseconds - The number of microseconds to stall execution.
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonCopyMem (
IN VOID *Destination,
IN VOID *Source,
IN UINTN Length
)
/*++
Routine Description:
Copy Length bytes from Source to Destination.
Arguments:
Destination - Target of copy
Source - Place to copy from
Length - Number of bytes to copy
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonAllocatePages (
IN EFI_ALLOCATE_TYPE Type,
IN EFI_MEMORY_TYPE MemoryType,
IN UINTN Pages,
IN OUT EFI_PHYSICAL_ADDRESS *Memory
)
/*++
Routine Description:
Allocates memory pages from the system.
Arguments:
Type - The type of allocation to perform.
MemoryType - The type of memory to allocate.
Pages - The number of contiguous pages to allocate.
Memory - Pointer to a physical address.
Returns:
EFI_OUT_OF_RESOURCES - The pages could not be allocated.
EFI_INVALID_PARAMETER - Invalid parameter
EFI_NOT_FOUND - The requested pages could not be found.
EFI_SUCCESS - The requested pages were allocated.
--*/
;
EFI_STATUS
EfiCommonLocateInterface (
IN EFI_GUID *Guid,
OUT VOID **Interface
)
/*++
Routine Description:
Returns the first protocol instance that matches the given protocol.
Arguments:
Guid - Provides the protocol to search for.
Interface - On return, a pointer to the first interface that matches Protocol
Returns:
Status code
--*/
;
EFI_STATUS
EfiCommonReportStatusCode (
IN EFI_STATUS_CODE_TYPE CodeType,
IN EFI_STATUS_CODE_VALUE Value,
IN UINT32 Instance,
IN EFI_GUID * CallerId,
IN EFI_STATUS_CODE_DATA * Data OPTIONAL
)
/*++
Routine Description:
Status Code reporter
Arguments:
CodeType - Type of Status Code.
Value - Value to output for Status Code.
Instance - Instance Number of this status code.
CallerId - ID of the caller of this status code.
Data - Optional data associated with this status code.
Returns:
Status code
--*/
;
#endif
|