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/** @file
BMC Event Log functions.
Copyright (c) 2018, 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 that 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.
**/
#include <Uefi.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/IpmiCommandLib.h>
EFI_STATUS
EFIAPI
CheckIfSelIsFull (
VOID
);
/*++
Routine Description:
This function verifies the BMC SEL is full and When it is reports the error to the Error Manager.
Arguments:
None
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
EFI_STATUS
WaitTillErased (
UINT8 *ResvId
)
/*++
Routine Description:
Arguments:
BmcElogPrivateData - Bmc event log instance
ResvId - Reserved ID
Returns:
EFI_SUCCESS
EFI_NO_RESPONSE
--*/
{
INTN Counter;
IPMI_CLEAR_SEL_REQUEST ClearSel;
IPMI_CLEAR_SEL_RESPONSE ClearSelResponse;
Counter = 0x200;
while (TRUE) {
ZeroMem (&ClearSel, sizeof(ClearSel));
ClearSel.Reserve[0] = ResvId[0];
ClearSel.Reserve[1] = ResvId[1];
ClearSel.AscC = 0x43;
ClearSel.AscL = 0x4C;
ClearSel.AscR = 0x52;
ClearSel.Erase = 0x00;
IpmiClearSel (
&ClearSel,
&ClearSelResponse
);
if ((ClearSelResponse.ErasureProgress & 0xf) == 1) {
return EFI_SUCCESS;
}
//
// If there is not a response from the BMC controller we need to return and not hang.
//
--Counter;
if (Counter == 0x0) {
return EFI_NO_RESPONSE;
}
}
}
EFI_STATUS
EfiActivateBmcElog (
IN BOOLEAN *EnableElog,
OUT BOOLEAN *ElogStatus
)
/*++
Routine Description:
Arguments:
This - Protocol pointer
DataType - indicate event log type
EnableElog - Enable/Disable event log
ElogStatus - return log status
Returns:
EFI_STATUS
--*/
{
EFI_STATUS Status;
UINT8 ElogStat;
IPMI_SET_BMC_GLOBAL_ENABLES_REQUEST SetBmcGlobalEnables;
IPMI_GET_BMC_GLOBAL_ENABLES_RESPONSE GetBmcGlobalEnables;
UINT8 CompletionCode;
Status = EFI_SUCCESS;
ElogStat = 0;
Status = IpmiGetBmcGlobalEnables (&GetBmcGlobalEnables);
if (EFI_ERROR(Status)) {
return Status;
}
if (EnableElog == NULL) {
*ElogStatus = GetBmcGlobalEnables.SystemEventLogging;
} else {
if (Status == EFI_SUCCESS) {
if (*EnableElog) {
ElogStat = 1;
}
CopyMem (&SetBmcGlobalEnables, (UINT8 *)&GetBmcGlobalEnables + sizeof(UINT8), sizeof(UINT8));
SetBmcGlobalEnables.EnableSystemEventLogging = ElogStat;
Status = IpmiSetBmcGlobalEnables (&SetBmcGlobalEnables, &CompletionCode);
}
}
return Status;
}
EFI_STATUS
SetElogRedirInstall (
VOID
)
/*++
Routine Description:
Arguments:
None
Returns:
EFI_SUCCESS
--*/
{
BOOLEAN EnableElog;
BOOLEAN ElogStatus;
//
// Activate the Event Log (This should depend upon Setup).
//
EfiActivateBmcElog (&EnableElog, &ElogStatus);
return EFI_SUCCESS;
}
EFI_STATUS
InitializeBmcElogLayer (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
Arguments:
ImageHandle - ImageHandle of the loaded driver
SystemTable - Pointer to the System Table
Returns:
EFI_STATUS
--*/
{
SetElogRedirInstall ();
CheckIfSelIsFull ();
return EFI_SUCCESS;
}
EFI_STATUS
EFIAPI
CheckIfSelIsFull (
VOID
)
/*++
Routine Description:
This function verifies the BMC SEL is full and When it is reports the error to the Error Manager.
Arguments:
None
Returns:
EFI_SUCCESS
EFI_DEVICE_ERROR
--*/
{
EFI_STATUS Status;
UINT8 SelIsFull;
IPMI_GET_SEL_INFO_RESPONSE SelInfo;
Status = IpmiGetSelInfo (&SelInfo);
if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
//
// Check the Bit7 of the OperationByte if SEL is OverFlow.
//
SelIsFull = (SelInfo.OperationSupport & 0x80);
DEBUG ((DEBUG_INFO, "SelIsFull - 0x%x\n", SelIsFull));
return EFI_SUCCESS;
}
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