diff options
Diffstat (limited to 'usr/src/cmd/acpi/iasl/aslutils.c')
| -rw-r--r-- | usr/src/cmd/acpi/iasl/aslutils.c | 981 |
1 files changed, 981 insertions, 0 deletions
diff --git a/usr/src/cmd/acpi/iasl/aslutils.c b/usr/src/cmd/acpi/iasl/aslutils.c new file mode 100644 index 0000000000..f5ca7b7e86 --- /dev/null +++ b/usr/src/cmd/acpi/iasl/aslutils.c @@ -0,0 +1,981 @@ +/****************************************************************************** + * + * Module Name: aslutils -- compiler utilities + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2016, Intel Corp. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include "aslcompiler.h" +#include "aslcompiler.y.h" +#include "acdisasm.h" +#include "acnamesp.h" +#include "amlcode.h" +#include "acapps.h" +#include <sys/stat.h> + + +#define _COMPONENT ACPI_COMPILER + ACPI_MODULE_NAME ("aslutils") + + +/* Local prototypes */ + +static void +UtPadNameWithUnderscores ( + char *NameSeg, + char *PaddedNameSeg); + +static void +UtAttachNameseg ( + ACPI_PARSE_OBJECT *Op, + char *Name); + + +/******************************************************************************* + * + * FUNCTION: UtIsBigEndianMachine + * + * PARAMETERS: None + * + * RETURN: TRUE if machine is big endian + * FALSE if machine is little endian + * + * DESCRIPTION: Detect whether machine is little endian or big endian. + * + ******************************************************************************/ + +UINT8 +UtIsBigEndianMachine ( + void) +{ + union { + UINT32 Integer; + UINT8 Bytes[4]; + } Overlay = {0xFF000000}; + + + return (Overlay.Bytes[0]); /* Returns 0xFF (TRUE) for big endian */ +} + + +/****************************************************************************** + * + * FUNCTION: UtQueryForOverwrite + * + * PARAMETERS: Pathname - Output filename + * + * RETURN: TRUE if file does not exist or overwrite is authorized + * + * DESCRIPTION: Query for file overwrite if it already exists. + * + ******************************************************************************/ + +BOOLEAN +UtQueryForOverwrite ( + char *Pathname) +{ + struct stat StatInfo; + + + if (!stat (Pathname, &StatInfo)) + { + fprintf (stderr, "Target file \"%s\" already exists, overwrite? [y|n] ", + Pathname); + + if (getchar () != 'y') + { + return (FALSE); + } + } + + return (TRUE); +} + + +/******************************************************************************* + * + * FUNCTION: UtDisplaySupportedTables + * + * PARAMETERS: None + * + * RETURN: None + * + * DESCRIPTION: Print all supported ACPI table names. + * + ******************************************************************************/ + +void +UtDisplaySupportedTables ( + void) +{ + const AH_TABLE *TableData; + UINT32 i; + + + printf ("\nACPI tables supported by iASL version %8.8X:\n" + " (Compiler, Disassembler, Template Generator)\n\n", + ACPI_CA_VERSION); + + /* All ACPI tables with the common table header */ + + printf ("\n Supported ACPI tables:\n"); + for (TableData = AcpiSupportedTables, i = 1; + TableData->Signature; TableData++, i++) + { + printf ("%8u) %s %s\n", i, + TableData->Signature, TableData->Description); + } +} + + +/******************************************************************************* + * + * FUNCTION: UtDisplayConstantOpcodes + * + * PARAMETERS: None + * + * RETURN: None + * + * DESCRIPTION: Print AML opcodes that can be used in constant expressions. + * + ******************************************************************************/ + +void +UtDisplayConstantOpcodes ( + void) +{ + UINT32 i; + + + printf ("Constant expression opcode information\n\n"); + + for (i = 0; i < sizeof (AcpiGbl_AmlOpInfo) / sizeof (ACPI_OPCODE_INFO); i++) + { + if (AcpiGbl_AmlOpInfo[i].Flags & AML_CONSTANT) + { + printf ("%s\n", AcpiGbl_AmlOpInfo[i].Name); + } + } +} + + +/******************************************************************************* + * + * FUNCTION: UtLocalCalloc + * + * PARAMETERS: Size - Bytes to be allocated + * + * RETURN: Pointer to the allocated memory. Guaranteed to be valid. + * + * DESCRIPTION: Allocate zero-initialized memory. Aborts the compile on an + * allocation failure, on the assumption that nothing more can be + * accomplished. + * + ******************************************************************************/ + +void * +UtLocalCalloc ( + UINT32 Size) +{ + void *Allocated; + + + Allocated = ACPI_ALLOCATE_ZEROED (Size); + if (!Allocated) + { + AslCommonError (ASL_ERROR, ASL_MSG_MEMORY_ALLOCATION, + Gbl_CurrentLineNumber, Gbl_LogicalLineNumber, + Gbl_InputByteCount, Gbl_CurrentColumn, + Gbl_Files[ASL_FILE_INPUT].Filename, NULL); + + CmCleanupAndExit (); + exit (1); + } + + TotalAllocations++; + TotalAllocated += Size; + return (Allocated); +} + + +/******************************************************************************* + * + * FUNCTION: UtBeginEvent + * + * PARAMETERS: Name - Ascii name of this event + * + * RETURN: Event number (integer index) + * + * DESCRIPTION: Saves the current time with this event + * + ******************************************************************************/ + +UINT8 +UtBeginEvent ( + char *Name) +{ + + if (AslGbl_NextEvent >= ASL_NUM_EVENTS) + { + AcpiOsPrintf ("Ran out of compiler event structs!\n"); + return (AslGbl_NextEvent); + } + + /* Init event with current (start) time */ + + AslGbl_Events[AslGbl_NextEvent].StartTime = AcpiOsGetTimer (); + AslGbl_Events[AslGbl_NextEvent].EventName = Name; + AslGbl_Events[AslGbl_NextEvent].Valid = TRUE; + return (AslGbl_NextEvent++); +} + + +/******************************************************************************* + * + * FUNCTION: UtEndEvent + * + * PARAMETERS: Event - Event number (integer index) + * + * RETURN: None + * + * DESCRIPTION: Saves the current time (end time) with this event + * + ******************************************************************************/ + +void +UtEndEvent ( + UINT8 Event) +{ + + if (Event >= ASL_NUM_EVENTS) + { + return; + } + + /* Insert end time for event */ + + AslGbl_Events[Event].EndTime = AcpiOsGetTimer (); +} + + +/******************************************************************************* + * + * FUNCTION: DbgPrint + * + * PARAMETERS: Type - Type of output + * Fmt - Printf format string + * ... - variable printf list + * + * RETURN: None + * + * DESCRIPTION: Conditional print statement. Prints to stderr only if the + * debug flag is set. + * + ******************************************************************************/ + +void +DbgPrint ( + UINT32 Type, + char *Fmt, + ...) +{ + va_list Args; + + + if (!Gbl_DebugFlag) + { + return; + } + + if ((Type == ASL_PARSE_OUTPUT) && + (!(AslCompilerdebug))) + { + return; + } + + va_start (Args, Fmt); + (void) vfprintf (stderr, Fmt, Args); + va_end (Args); + return; +} + + +/******************************************************************************* + * + * FUNCTION: UtSetParseOpName + * + * PARAMETERS: Op - Parse op to be named. + * + * RETURN: None + * + * DESCRIPTION: Insert the ascii name of the parse opcode + * + ******************************************************************************/ + +void +UtSetParseOpName ( + ACPI_PARSE_OBJECT *Op) +{ + + strncpy (Op->Asl.ParseOpName, UtGetOpName (Op->Asl.ParseOpcode), + ACPI_MAX_PARSEOP_NAME); +} + + +/******************************************************************************* + * + * FUNCTION: UtDisplaySummary + * + * PARAMETERS: FileID - ID of outpout file + * + * RETURN: None + * + * DESCRIPTION: Display compilation statistics + * + ******************************************************************************/ + +void +UtDisplaySummary ( + UINT32 FileId) +{ + UINT32 i; + + + if (FileId != ASL_FILE_STDOUT) + { + /* Compiler name and version number */ + + FlPrintFile (FileId, "%s version %X%s [%s]\n\n", + ASL_COMPILER_NAME, (UINT32) ACPI_CA_VERSION, ACPI_WIDTH, __DATE__); + } + + /* Summary of main input and output files */ + + if (Gbl_FileType == ASL_INPUT_TYPE_ASCII_DATA) + { + FlPrintFile (FileId, + "%-14s %s - %u lines, %u bytes, %u fields\n", + "Table Input:", + Gbl_Files[ASL_FILE_INPUT].Filename, Gbl_CurrentLineNumber, + Gbl_InputByteCount, Gbl_InputFieldCount); + + if ((Gbl_ExceptionCount[ASL_ERROR] == 0) || (Gbl_IgnoreErrors)) + { + FlPrintFile (FileId, + "%-14s %s - %u bytes\n", + "Binary Output:", + Gbl_Files[ASL_FILE_AML_OUTPUT].Filename, Gbl_TableLength); + } + } + else + { + FlPrintFile (FileId, + "%-14s %s - %u lines, %u bytes, %u keywords\n", + "ASL Input:", + Gbl_Files[ASL_FILE_INPUT].Filename, Gbl_CurrentLineNumber, + Gbl_OriginalInputFileSize, TotalKeywords); + + /* AML summary */ + + if ((Gbl_ExceptionCount[ASL_ERROR] == 0) || (Gbl_IgnoreErrors)) + { + if (Gbl_Files[ASL_FILE_AML_OUTPUT].Handle) + { + FlPrintFile (FileId, + "%-14s %s - %u bytes, %u named objects, " + "%u executable opcodes\n", + "AML Output:", + Gbl_Files[ASL_FILE_AML_OUTPUT].Filename, + FlGetFileSize (ASL_FILE_AML_OUTPUT), + TotalNamedObjects, TotalExecutableOpcodes); + } + } + } + + /* Display summary of any optional files */ + + for (i = ASL_FILE_SOURCE_OUTPUT; i <= ASL_MAX_FILE_TYPE; i++) + { + if (!Gbl_Files[i].Filename || !Gbl_Files[i].Handle) + { + continue; + } + + /* .SRC is a temp file unless specifically requested */ + + if ((i == ASL_FILE_SOURCE_OUTPUT) && (!Gbl_SourceOutputFlag)) + { + continue; + } + + /* .PRE is the preprocessor intermediate file */ + + if ((i == ASL_FILE_PREPROCESSOR) && (!Gbl_KeepPreprocessorTempFile)) + { + continue; + } + + FlPrintFile (FileId, "%14s %s - %u bytes\n", + Gbl_Files[i].ShortDescription, + Gbl_Files[i].Filename, FlGetFileSize (i)); + } + + /* Error summary */ + + FlPrintFile (FileId, + "\nCompilation complete. %u Errors, %u Warnings, %u Remarks", + Gbl_ExceptionCount[ASL_ERROR], + Gbl_ExceptionCount[ASL_WARNING] + + Gbl_ExceptionCount[ASL_WARNING2] + + Gbl_ExceptionCount[ASL_WARNING3], + Gbl_ExceptionCount[ASL_REMARK]); + + if (Gbl_FileType != ASL_INPUT_TYPE_ASCII_DATA) + { + FlPrintFile (FileId, ", %u Optimizations", + Gbl_ExceptionCount[ASL_OPTIMIZATION]); + + if (TotalFolds) + { + FlPrintFile (FileId, ", %u Constants Folded", TotalFolds); + } + } + + FlPrintFile (FileId, "\n"); +} + + +/******************************************************************************* + * + * FUNCTION: UtCheckIntegerRange + * + * PARAMETERS: Op - Integer parse node + * LowValue - Smallest allowed value + * HighValue - Largest allowed value + * + * RETURN: Op if OK, otherwise NULL + * + * DESCRIPTION: Check integer for an allowable range + * + ******************************************************************************/ + +ACPI_PARSE_OBJECT * +UtCheckIntegerRange ( + ACPI_PARSE_OBJECT *Op, + UINT32 LowValue, + UINT32 HighValue) +{ + + if (!Op) + { + return (NULL); + } + + if ((Op->Asl.Value.Integer < LowValue) || + (Op->Asl.Value.Integer > HighValue)) + { + sprintf (MsgBuffer, "0x%X, allowable: 0x%X-0x%X", + (UINT32) Op->Asl.Value.Integer, LowValue, HighValue); + + AslError (ASL_ERROR, ASL_MSG_RANGE, Op, MsgBuffer); + return (NULL); + } + + return (Op); +} + + +/******************************************************************************* + * + * FUNCTION: UtStringCacheCalloc + * + * PARAMETERS: Length - Size of buffer requested + * + * RETURN: Pointer to the buffer. Aborts on allocation failure + * + * DESCRIPTION: Allocate a string buffer. Bypass the local + * dynamic memory manager for performance reasons (This has a + * major impact on the speed of the compiler.) + * + ******************************************************************************/ + +char * +UtStringCacheCalloc ( + UINT32 Length) +{ + char *Buffer; + ASL_CACHE_INFO *Cache; + UINT32 CacheSize = ASL_STRING_CACHE_SIZE; + + + if (Length > CacheSize) + { + CacheSize = Length; + + if (Gbl_StringCacheList) + { + Cache = UtLocalCalloc (sizeof (Cache->Next) + CacheSize); + + /* Link new cache buffer just following head of list */ + + Cache->Next = Gbl_StringCacheList->Next; + Gbl_StringCacheList->Next = Cache; + + /* Leave cache management pointers alone as they pertain to head */ + + Gbl_StringCount++; + Gbl_StringSize += Length; + + return (Cache->Buffer); + } + } + + if ((Gbl_StringCacheNext + Length) >= Gbl_StringCacheLast) + { + /* Allocate a new buffer */ + + Cache = UtLocalCalloc (sizeof (Cache->Next) + CacheSize); + + /* Link new cache buffer to head of list */ + + Cache->Next = Gbl_StringCacheList; + Gbl_StringCacheList = Cache; + + /* Setup cache management pointers */ + + Gbl_StringCacheNext = Cache->Buffer; + Gbl_StringCacheLast = Gbl_StringCacheNext + CacheSize; + } + + Gbl_StringCount++; + Gbl_StringSize += Length; + + Buffer = Gbl_StringCacheNext; + Gbl_StringCacheNext += Length; + return (Buffer); +} + + +/****************************************************************************** + * + * FUNCTION: UtExpandLineBuffers + * + * PARAMETERS: None. Updates global line buffer pointers. + * + * RETURN: None. Reallocates the global line buffers + * + * DESCRIPTION: Called if the current line buffer becomes filled. Reallocates + * all global line buffers and updates Gbl_LineBufferSize. NOTE: + * Also used for the initial allocation of the buffers, when + * all of the buffer pointers are NULL. Initial allocations are + * of size ASL_DEFAULT_LINE_BUFFER_SIZE + * + *****************************************************************************/ + +void +UtExpandLineBuffers ( + void) +{ + UINT32 NewSize; + + + /* Attempt to double the size of all line buffers */ + + NewSize = Gbl_LineBufferSize * 2; + if (Gbl_CurrentLineBuffer) + { + DbgPrint (ASL_DEBUG_OUTPUT, + "Increasing line buffer size from %u to %u\n", + Gbl_LineBufferSize, NewSize); + } + + Gbl_CurrentLineBuffer = realloc (Gbl_CurrentLineBuffer, NewSize); + Gbl_LineBufPtr = Gbl_CurrentLineBuffer; + if (!Gbl_CurrentLineBuffer) + { + goto ErrorExit; + } + + Gbl_MainTokenBuffer = realloc (Gbl_MainTokenBuffer, NewSize); + if (!Gbl_MainTokenBuffer) + { + goto ErrorExit; + } + + Gbl_MacroTokenBuffer = realloc (Gbl_MacroTokenBuffer, NewSize); + if (!Gbl_MacroTokenBuffer) + { + goto ErrorExit; + } + + Gbl_ExpressionTokenBuffer = realloc (Gbl_ExpressionTokenBuffer, NewSize); + if (!Gbl_ExpressionTokenBuffer) + { + goto ErrorExit; + } + + Gbl_LineBufferSize = NewSize; + return; + + + /* On error above, simply issue error messages and abort, cannot continue */ + +ErrorExit: + printf ("Could not increase line buffer size from %u to %u\n", + Gbl_LineBufferSize, Gbl_LineBufferSize * 2); + + AslError (ASL_ERROR, ASL_MSG_BUFFER_ALLOCATION, + NULL, NULL); + AslAbort (); +} + + +/****************************************************************************** + * + * FUNCTION: UtFreeLineBuffers + * + * PARAMETERS: None + * + * RETURN: None + * + * DESCRIPTION: Free all line buffers + * + *****************************************************************************/ + +void +UtFreeLineBuffers ( + void) +{ + + free (Gbl_CurrentLineBuffer); + free (Gbl_MainTokenBuffer); + free (Gbl_MacroTokenBuffer); + free (Gbl_ExpressionTokenBuffer); +} + + +/******************************************************************************* + * + * FUNCTION: UtInternalizeName + * + * PARAMETERS: ExternalName - Name to convert + * ConvertedName - Where the converted name is returned + * + * RETURN: Status + * + * DESCRIPTION: Convert an external (ASL) name to an internal (AML) name + * + ******************************************************************************/ + +ACPI_STATUS +UtInternalizeName ( + char *ExternalName, + char **ConvertedName) +{ + ACPI_NAMESTRING_INFO Info; + ACPI_STATUS Status; + + + if (!ExternalName) + { + return (AE_OK); + } + + /* Get the length of the new internal name */ + + Info.ExternalName = ExternalName; + AcpiNsGetInternalNameLength (&Info); + + /* We need a segment to store the internal name */ + + Info.InternalName = UtStringCacheCalloc (Info.Length); + if (!Info.InternalName) + { + return (AE_NO_MEMORY); + } + + /* Build the name */ + + Status = AcpiNsBuildInternalName (&Info); + if (ACPI_FAILURE (Status)) + { + return (Status); + } + + *ConvertedName = Info.InternalName; + return (AE_OK); +} + + +/******************************************************************************* + * + * FUNCTION: UtPadNameWithUnderscores + * + * PARAMETERS: NameSeg - Input nameseg + * PaddedNameSeg - Output padded nameseg + * + * RETURN: Padded nameseg. + * + * DESCRIPTION: Pads a NameSeg with underscores if necessary to form a full + * ACPI_NAME. + * + ******************************************************************************/ + +static void +UtPadNameWithUnderscores ( + char *NameSeg, + char *PaddedNameSeg) +{ + UINT32 i; + + + for (i = 0; (i < ACPI_NAME_SIZE); i++) + { + if (*NameSeg) + { + *PaddedNameSeg = *NameSeg; + NameSeg++; + } + else + { + *PaddedNameSeg = '_'; + } + + PaddedNameSeg++; + } +} + + +/******************************************************************************* + * + * FUNCTION: UtAttachNameseg + * + * PARAMETERS: Op - Parent parse node + * Name - Full ExternalName + * + * RETURN: None; Sets the NameSeg field in parent node + * + * DESCRIPTION: Extract the last nameseg of the ExternalName and store it + * in the NameSeg field of the Op. + * + ******************************************************************************/ + +static void +UtAttachNameseg ( + ACPI_PARSE_OBJECT *Op, + char *Name) +{ + char *NameSeg; + char PaddedNameSeg[4]; + + + if (!Name) + { + return; + } + + /* Look for the last dot in the namepath */ + + NameSeg = strrchr (Name, '.'); + if (NameSeg) + { + /* Found last dot, we have also found the final nameseg */ + + NameSeg++; + UtPadNameWithUnderscores (NameSeg, PaddedNameSeg); + } + else + { + /* No dots in the namepath, there is only a single nameseg. */ + /* Handle prefixes */ + + while (ACPI_IS_ROOT_PREFIX (*Name) || + ACPI_IS_PARENT_PREFIX (*Name)) + { + Name++; + } + + /* Remaining string should be one single nameseg */ + + UtPadNameWithUnderscores (Name, PaddedNameSeg); + } + + ACPI_MOVE_NAME (Op->Asl.NameSeg, PaddedNameSeg); +} + + +/******************************************************************************* + * + * FUNCTION: UtAttachNamepathToOwner + * + * PARAMETERS: Op - Parent parse node + * NameOp - Node that contains the name + * + * RETURN: Sets the ExternalName and Namepath in the parent node + * + * DESCRIPTION: Store the name in two forms in the parent node: The original + * (external) name, and the internalized name that is used within + * the ACPI namespace manager. + * + ******************************************************************************/ + +void +UtAttachNamepathToOwner ( + ACPI_PARSE_OBJECT *Op, + ACPI_PARSE_OBJECT *NameOp) +{ + ACPI_STATUS Status; + + + /* Full external path */ + + Op->Asl.ExternalName = NameOp->Asl.Value.String; + + /* Save the NameOp for possible error reporting later */ + + Op->Asl.ParentMethod = (void *) NameOp; + + /* Last nameseg of the path */ + + UtAttachNameseg (Op, Op->Asl.ExternalName); + + /* Create internalized path */ + + Status = UtInternalizeName (NameOp->Asl.Value.String, &Op->Asl.Namepath); + if (ACPI_FAILURE (Status)) + { + /* TBD: abort on no memory */ + } +} + + +/******************************************************************************* + * + * FUNCTION: UtDoConstant + * + * PARAMETERS: String - Hex, Octal, or Decimal string + * + * RETURN: Converted Integer + * + * DESCRIPTION: Convert a string to an integer, with error checking. + * + ******************************************************************************/ + +UINT64 +UtDoConstant ( + char *String) +{ + ACPI_STATUS Status; + UINT64 Converted; + char ErrBuf[64]; + + + Status = AcpiUtStrtoul64 (String, ACPI_ANY_BASE, + ACPI_MAX64_BYTE_WIDTH, &Converted); + + if (ACPI_FAILURE (Status)) + { + sprintf (ErrBuf, "%s %s\n", "Conversion error:", + AcpiFormatException (Status)); + AslCompilererror (ErrBuf); + } + + return (Converted); +} + + +#ifdef _OBSOLETE_FUNCTIONS +/* Removed 01/2016 */ + +/******************************************************************************* + * + * FUNCTION: UtConvertByteToHex + * + * PARAMETERS: RawByte - Binary data + * Buffer - Pointer to where the hex bytes will be + * stored + * + * RETURN: Ascii hex byte is stored in Buffer. + * + * DESCRIPTION: Perform hex-to-ascii translation. The return data is prefixed + * with "0x" + * + ******************************************************************************/ + +void +UtConvertByteToHex ( + UINT8 RawByte, + UINT8 *Buffer) +{ + + Buffer[0] = '0'; + Buffer[1] = 'x'; + + Buffer[2] = (UINT8) AcpiUtHexToAsciiChar (RawByte, 4); + Buffer[3] = (UINT8) AcpiUtHexToAsciiChar (RawByte, 0); +} + + +/******************************************************************************* + * + * FUNCTION: UtConvertByteToAsmHex + * + * PARAMETERS: RawByte - Binary data + * Buffer - Pointer to where the hex bytes will be + * stored + * + * RETURN: Ascii hex byte is stored in Buffer. + * + * DESCRIPTION: Perform hex-to-ascii translation. The return data is prefixed + * with '0', and a trailing 'h' is added. + * + ******************************************************************************/ + +void +UtConvertByteToAsmHex ( + UINT8 RawByte, + UINT8 *Buffer) +{ + + Buffer[0] = '0'; + Buffer[1] = (UINT8) AcpiUtHexToAsciiChar (RawByte, 4); + Buffer[2] = (UINT8) AcpiUtHexToAsciiChar (RawByte, 0); + Buffer[3] = 'h'; +} +#endif /* OBSOLETE_FUNCTIONS */ |