mirror of https://github.com/acidanthera/audk.git
328 lines
10 KiB
C
328 lines
10 KiB
C
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/** @file
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Library that helps implement monolithic PEI
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Copyright (c) 2008-2009, Apple Inc. All rights reserved.
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <PrePi.h>
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#include <Library/ReportStatusCodeLib.h>
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#include <Library/SerialPortLib.h>
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#include <Library/PrintLib.h>
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#include <Protocol/StatusCode.h>
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#include <Guid/StatusCodeDataTypeId.h>
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#include <Guid/StatusCodeDataTypeDebug.h>
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#include <FrameworkPei.h>
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#define EFI_STATUS_CODE_DATA_MAX_SIZE 200
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EFI_STATUS
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EFIAPI
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SerialReportStatusCode (
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IN EFI_STATUS_CODE_TYPE CodeType,
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IN EFI_STATUS_CODE_VALUE Value,
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IN UINT32 Instance,
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IN CONST EFI_GUID *CallerId,
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IN CONST EFI_STATUS_CODE_DATA *Data OPTIONAL
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);
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EFI_STATUS_CODE_PROTOCOL gStatusCode = {
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(EFI_REPORT_STATUS_CODE)SerialReportStatusCode
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};
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/**
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Extracts ASSERT() information from a status code structure.
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Converts the status code specified by CodeType, Value, and Data to the ASSERT()
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arguments specified by Filename, Description, and LineNumber. If CodeType is
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an EFI_ERROR_CODE, and CodeType has a severity of EFI_ERROR_UNRECOVERED, and
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Value has an operation mask of EFI_SW_EC_ILLEGAL_SOFTWARE_STATE, extract
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Filename, Description, and LineNumber from the optional data area of the
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status code buffer specified by Data. The optional data area of Data contains
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a Null-terminated ASCII string for the FileName, followed by a Null-terminated
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ASCII string for the Description, followed by a 32-bit LineNumber. If the
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ASSERT() information could be extracted from Data, then return TRUE.
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Otherwise, FALSE is returned.
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If Data is NULL, then ASSERT().
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If Filename is NULL, then ASSERT().
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If Description is NULL, then ASSERT().
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If LineNumber is NULL, then ASSERT().
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@param CodeType The type of status code being converted.
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@param Value The status code value being converted.
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@param Data Pointer to status code data buffer.
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@param Filename Pointer to the source file name that generated the ASSERT().
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@param Description Pointer to the description of the ASSERT().
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@param LineNumber Pointer to source line number that generated the ASSERT().
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@retval TRUE The status code specified by CodeType, Value, and Data was
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converted ASSERT() arguments specified by Filename, Description,
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and LineNumber.
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@retval FALSE The status code specified by CodeType, Value, and Data could
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not be converted to ASSERT() arguments.
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**/
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BOOLEAN
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EFIAPI
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ReportStatusCodeExtractAssertInfo (
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IN EFI_STATUS_CODE_TYPE CodeType,
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IN EFI_STATUS_CODE_VALUE Value,
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IN CONST EFI_STATUS_CODE_DATA *Data,
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OUT CHAR8 **Filename,
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OUT CHAR8 **Description,
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OUT UINT32 *LineNumber
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)
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{
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EFI_DEBUG_ASSERT_DATA *AssertData;
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ASSERT (Data != NULL);
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ASSERT (Filename != NULL);
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ASSERT (Description != NULL);
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ASSERT (LineNumber != NULL);
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if (((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) &&
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((CodeType & EFI_STATUS_CODE_SEVERITY_MASK) == EFI_ERROR_UNRECOVERED) &&
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((Value & EFI_STATUS_CODE_OPERATION_MASK) == EFI_SW_EC_ILLEGAL_SOFTWARE_STATE)) {
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AssertData = (EFI_DEBUG_ASSERT_DATA *)(Data + 1);
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*Filename = (CHAR8 *)(AssertData + 1);
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*Description = *Filename + AsciiStrLen (*Filename) + 1;
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*LineNumber = AssertData->LineNumber;
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return TRUE;
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}
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return FALSE;
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}
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/**
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Extracts DEBUG() information from a status code structure.
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Converts the status code specified by Data to the DEBUG() arguments specified
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by ErrorLevel, Marker, and Format. If type GUID in Data is
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EFI_STATUS_CODE_DATA_TYPE_DEBUG_GUID, then extract ErrorLevel, Marker, and
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Format from the optional data area of the status code buffer specified by Data.
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The optional data area of Data contains a 32-bit ErrorLevel followed by Marker
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which is 12 UINTN parameters, followed by a Null-terminated ASCII string for
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the Format. If the DEBUG() information could be extracted from Data, then
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return TRUE. Otherwise, FALSE is returned.
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If Data is NULL, then ASSERT().
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If ErrorLevel is NULL, then ASSERT().
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If Marker is NULL, then ASSERT().
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If Format is NULL, then ASSERT().
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@param Data Pointer to status code data buffer.
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@param ErrorLevel Pointer to error level mask for a debug message.
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@param Marker Pointer to the variable argument list associated with Format.
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@param Format Pointer to a Null-terminated ASCII format string of a
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debug message.
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@retval TRUE The status code specified by Data was converted DEBUG() arguments
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specified by ErrorLevel, Marker, and Format.
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@retval FALSE The status code specified by Data could not be converted to
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DEBUG() arguments.
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**/
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BOOLEAN
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EFIAPI
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ReportStatusCodeExtractDebugInfo (
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IN CONST EFI_STATUS_CODE_DATA *Data,
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OUT UINT32 *ErrorLevel,
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OUT BASE_LIST *Marker,
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OUT CHAR8 **Format
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)
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{
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EFI_DEBUG_INFO *DebugInfo;
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ASSERT (Data != NULL);
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ASSERT (ErrorLevel != NULL);
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ASSERT (Marker != NULL);
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ASSERT (Format != NULL);
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//
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// If the GUID type is not EFI_STATUS_CODE_DATA_TYPE_DEBUG_GUID then return FALSE
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//
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if (!CompareGuid (&Data->Type, &gEfiStatusCodeDataTypeDebugGuid)) {
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return FALSE;
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}
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//
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// Retrieve the debug information from the status code record
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//
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DebugInfo = (EFI_DEBUG_INFO *)(Data + 1);
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*ErrorLevel = DebugInfo->ErrorLevel;
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//
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// The first 12 * UINTN bytes of the string are really an
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// argument stack to support varargs on the Format string.
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//
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*Marker = (BASE_LIST) (DebugInfo + 1);
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*Format = (CHAR8 *)(((UINT64 *)*Marker) + 12);
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return TRUE;
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}
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EFI_STATUS
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EFIAPI
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SerialReportStatusCode (
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IN EFI_STATUS_CODE_TYPE CodeType,
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IN EFI_STATUS_CODE_VALUE Value,
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IN UINT32 Instance,
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IN CONST EFI_GUID *CallerId,
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IN CONST EFI_STATUS_CODE_DATA *Data OPTIONAL
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)
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{
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CHAR8 *Filename;
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CHAR8 *Description;
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CHAR8 *Format;
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CHAR8 Buffer[EFI_STATUS_CODE_DATA_MAX_SIZE];
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UINT32 ErrorLevel;
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UINT32 LineNumber;
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UINTN CharCount;
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BASE_LIST Marker;
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EFI_DEBUG_INFO *DebugInfo;
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Buffer[0] = '\0';
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if (Data != NULL &&
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ReportStatusCodeExtractAssertInfo (CodeType, Value, Data, &Filename, &Description, &LineNumber)) {
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//
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// Print ASSERT() information into output buffer.
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//
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CharCount = AsciiSPrint (
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Buffer,
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EFI_STATUS_CODE_DATA_MAX_SIZE,
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"\n\rASSERT!: %a (%d): %a\n\r",
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Filename,
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LineNumber,
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Description
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);
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//
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// Callout to standard output.
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//
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SerialPortWrite ((UINT8 *)Buffer, CharCount);
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return EFI_SUCCESS;
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} else if (Data != NULL &&
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ReportStatusCodeExtractDebugInfo (Data, &ErrorLevel, &Marker, &Format)) {
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//
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// Print DEBUG() information into output buffer.
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//
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CharCount = AsciiBSPrint (
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Buffer,
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EFI_STATUS_CODE_DATA_MAX_SIZE,
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Format,
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Marker
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);
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} else if (Data != NULL &&
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CompareGuid (&Data->Type, &gEfiStatusCodeSpecificDataGuid) &&
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(CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_DEBUG_CODE) {
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//
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// Print specific data into output buffer.
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//
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DebugInfo = (EFI_DEBUG_INFO *) (Data + 1);
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Marker = (BASE_LIST) (DebugInfo + 1);
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Format = (CHAR8 *) (((UINT64 *) (DebugInfo + 1)) + 12);
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CharCount = AsciiBSPrint (Buffer, EFI_STATUS_CODE_DATA_MAX_SIZE, Format, Marker);
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} else if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) {
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//
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// Print ERROR information into output buffer.
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//
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CharCount = AsciiSPrint (
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Buffer,
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EFI_STATUS_CODE_DATA_MAX_SIZE,
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"ERROR: C%x:V%x I%x",
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CodeType,
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Value,
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Instance
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);
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//
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// Make sure we don't try to print values that weren't intended to be printed, especially NULL GUID pointers.
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//
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if (CallerId != NULL) {
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CharCount += AsciiSPrint (
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&Buffer[CharCount - 1],
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(EFI_STATUS_CODE_DATA_MAX_SIZE - (sizeof (Buffer[0]) * CharCount)),
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" %g",
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CallerId
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);
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}
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if (Data != NULL) {
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CharCount += AsciiSPrint (
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&Buffer[CharCount - 1],
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(EFI_STATUS_CODE_DATA_MAX_SIZE - (sizeof (Buffer[0]) * CharCount)),
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" %x",
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Data
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);
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}
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CharCount += AsciiSPrint (
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&Buffer[CharCount - 1],
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(EFI_STATUS_CODE_DATA_MAX_SIZE - (sizeof (Buffer[0]) * CharCount)),
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"\n\r"
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);
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} else if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_PROGRESS_CODE) {
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CharCount = AsciiSPrint (
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Buffer,
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EFI_STATUS_CODE_DATA_MAX_SIZE,
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"PROGRESS CODE: V%x I%x\n\r",
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Value,
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Instance
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);
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} else {
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CharCount = AsciiSPrint (
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Buffer,
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EFI_STATUS_CODE_DATA_MAX_SIZE,
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"Undefined: C%x:V%x I%x\n\r",
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CodeType,
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Value,
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Instance
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);
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}
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SerialPortWrite ((UINT8 *)Buffer, CharCount);
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return EFI_SUCCESS;
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}
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VOID
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EFIAPI
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AddDxeCoreReportStatusCodeCallback (
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VOID
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)
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{
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BuildGuidDataHob (&gEfiStatusCodeRuntimeProtocolGuid, &gStatusCode, sizeof(VOID *));
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}
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