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/** @file
Report status code lib on top of either SerialLib and/or EFI Serial Protocol.
Based on PcdStatusCodeUseEfiSerial & PcdStatusCodeUseHardSerial settings
There is just a single runtime memory buffer that contans all the data.
Copyright (c) 2007, Intel Corporation<BR>
Portions copyright (c) 2008-2009, Apple Inc. All rights reserved.
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.
**/
//////////#include "DxeStatusCode.h"
EFI_SERIAL_IO_PROTOCOL *mSerialIoProtocol = NULL;
EFI_STATUS
LibReportStatusCode (
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
)
{
CHAR8 *Filename;
CHAR8 *Description;
CHAR8 *Format;
CHAR8 Buffer[EFI_STATUS_CODE_DATA_MAX_SIZE];
UINT32 ErrorLevel;
UINT32 LineNumber;
UINTN CharCount;
VA_LIST Marker;
EFI_DEBUG_INFO *DebugInfo;
EFI_TPL CurrentTpl;
if (FeaturePcdGet (PcdStatusCodeUseEfiSerial)) {
if (EfiAtRuntime ()) {
return EFI_DEVICE_ERROR;
}
CurrentTpl = gBS->RaiseTPL (EFI_TPL_HIGH_LEVEL);
gBS->RestoreTPL (CurrentTpl);
if (CurrentTpl > EFI_TPL_CALLBACK ) {
return EFI_DEVICE_ERROR;
}
}
Buffer[0] = '\0';
if (Data != NULL &&
ReportStatusCodeExtractAssertInfo (CodeType, Value, Data, &Filename, &Description, &LineNumber)) {
//
// Print ASSERT() information into output buffer.
//
CharCount = AsciiSPrint (
Buffer,
EFI_STATUS_CODE_DATA_MAX_SIZE,
"\n\rDXE_ASSERT!: %a (%d): %a\n\r",
Filename,
LineNumber,
Description
);
} else if (Data != NULL &&
ReportStatusCodeExtractDebugInfo (Data, &ErrorLevel, &Marker, &Format)) {
//
// Print DEBUG() information into output buffer.
//
CharCount = AsciiVSPrint (
Buffer,
EFI_STATUS_CODE_DATA_MAX_SIZE,
Format,
Marker
);
} else if (Data != NULL &&
CompareGuid (&Data->Type, &gEfiStatusCodeSpecificDataGuid) &&
(CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_DEBUG_CODE) {
//
// Print specific data into output buffer.
//
DebugInfo = (EFI_DEBUG_INFO *) (Data + 1);
Marker = (VA_LIST) (DebugInfo + 1);
Format = (CHAR8 *) (((UINT64 *) (DebugInfo + 1)) + 12);
CharCount = AsciiVSPrint (Buffer, EFI_STATUS_CODE_DATA_MAX_SIZE, Format, Marker);
} else if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) {
//
// Print ERROR information into output buffer.
//
CharCount = AsciiSPrint (
Buffer,
EFI_STATUS_CODE_DATA_MAX_SIZE,
"ERROR: C%x:V%x I%x",
CodeType,
Value,
Instance
);
//
// Make sure we don't try to print values that weren't
// intended to be printed, especially NULL GUID pointers.
//
if (CallerId != NULL) {
CharCount += AsciiSPrint (
&Buffer[CharCount - 1],
(EFI_STATUS_CODE_DATA_MAX_SIZE - (sizeof (Buffer[0]) * CharCount)),
" %g",
CallerId
);
}
if (Data != NULL) {
CharCount += AsciiSPrint (
&Buffer[CharCount - 1],
(EFI_STATUS_CODE_DATA_MAX_SIZE - (sizeof (Buffer[0]) * CharCount)),
" %x",
Data
);
}
CharCount += AsciiSPrint (
&Buffer[CharCount - 1],
(EFI_STATUS_CODE_DATA_MAX_SIZE - (sizeof (Buffer[0]) * CharCount)),
"\n\r"
);
} else if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_PROGRESS_CODE) {
CharCount = AsciiSPrint (
Buffer,
EFI_STATUS_CODE_DATA_MAX_SIZE,
"PROGRESS CODE: V%x I%x\n\r",
Value,
Instance
);
} else {
CharCount = AsciiSPrint (
Buffer,
EFI_STATUS_CODE_DATA_MAX_SIZE,
"Undefined: C%x:V%x I%x\n\r",
CodeType,
Value,
Instance
);
}
if (FeaturePcdGet (PcdStatusCodeUseHardSerial)) {
//
// Callout to SerialPort Lib function to do print.
//
SerialPortWrite ((UINT8 *) Buffer, CharCount);
}
if (FeaturePcdGet (PcdStatusCodeUseEfiSerial)) {
if (mSerialIoProtocol == NULL) {
gBS->LocateProtocol (&gEfiSerialIoProtocolGuid, NULL, (VOID **) &mSerialIoProtocol);
}
if (mSerialIoProtocol == NULL) {
mSerialIoProtocol->Write (
mSerialIoProtocol,
&CharCount,
Buffer
);
}
}
return EFI_SUCCESS;
}
VOID
LibReportStatusCodeVirtualAddressChangeEvent (
VOID
)
{
return;
}
VOID
LibReportStatusCodeInitialize (
VOID
)
{
return;
}
|
