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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:
BsDataHubStatusCode.h
Abstract:
Header for the status code data hub logging component
--*/
#ifndef _EFI_BS_DATA_HUB_STATUS_CODE_H_
#define _EFI_BS_DATA_HUB_STATUS_CODE_H_
// Statements that include other files.
//
#include "Tiano.h"
#include "EfiCommonLib.h"
#include "EfiRuntimeLib.h"
#include "EfiPrintLib.h"
#include "EfiStatusCode.h"
//
// Dependent protocols
//
#include EFI_PROTOCOL_DEPENDENCY (DataHub)
//
// Consumed protocols
//
#include EFI_ARCH_PROTOCOL_CONSUMER (StatusCode)
//
// GUID definitions
//
#include EFI_GUID_DEFINITION (StatusCode)
#include EFI_GUID_DEFINITION (StatusCodeCallerId)
#include EFI_GUID_DEFINITION (StatusCodeDataTypeId)
//
// Private data declarations
//
#define MAX_RECORD_NUM 1000
#define INITIAL_RECORD_NUM 20
#define BYTES_PER_RECORD EFI_STATUS_CODE_DATA_MAX_SIZE
#define BYTES_PER_BUFFER (BYTES_PER_RECORD * sizeof (UINT8))
#define BS_DATA_HUB_STATUS_CODE_SIGNATURE EFI_SIGNATURE_32 ('B', 'D', 'H', 'S')
typedef struct {
UINTN Signature;
EFI_LIST_ENTRY Link;
UINT8 RecordBuffer[BYTES_PER_RECORD];
} STATUS_CODE_RECORD_LIST;
//
// Function prototypes
//
STATUS_CODE_RECORD_LIST *
AllocateRecordBuffer (
VOID
);
/*++
Routine Description:
Allocate a new record list node and initialize it.
Inserting the node into the list isn't the task of this function.
Arguments:
None
Returns:
A pointer to the new allocated node or NULL if non available
--*/
DATA_HUB_STATUS_CODE_DATA_RECORD *
AquireEmptyRecordBuffer (
VOID
);
/*++
Routine Description:
Acquire an empty record buffer from the record list if there's free node,
or allocate one new node and insert it to the list if the list is full and
the function isn't run in EFI_TPL_HIGH_LEVEL.
Arguments:
None
Returns:
Pointer to new record buffer. NULL if none available.
--*/
EFI_STATUS
ReleaseRecordBuffer (
IN STATUS_CODE_RECORD_LIST *RecordBuffer
);
/*++
Routine Description:
Release a buffer in the list, remove some nodes to keep the list inital length.
Arguments:
RecordBuffer - Buffer to release
Returns:
EFI_SUCCESS - If DataRecord is valid
EFI_UNSUPPORTED - The record list has empty
--*/
void
EFIAPI
LogDataHubEventHandler (
IN EFI_EVENT Event,
IN VOID *Context
);
/*++
Routine Description:
The Event handler which will be notified to log data in Data Hub.
Arguments:
Event - Instance of the EFI_EVENT to signal whenever data is
available to be logged in the system.
Context - Context of the event.
Returns:
None.
--*/
#endif
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