Пример #1
0
void
PrSetLineNumber (
    UINT32                  OriginalLineNumber,
    UINT32                  PreprocessorLineNumber)
{
    UINT32                  Entry;
    PR_LINE_MAPPING         *Block;
    UINT32                  Index;
    UINT32                  i;


    Entry = PreprocessorLineNumber / PR_LINES_PER_BLOCK;
    Index = PreprocessorLineNumber % PR_LINES_PER_BLOCK;
    Block = Gbl_MapBlockHead;

    for (i = 0; i < Entry; i++)
    {
        /* Allocate new mapping blocks as necessary */

        if (!Block->Next)
        {
            Block->Next = UtLocalCalloc (sizeof (PR_LINE_MAPPING));
            Block->Next->Map = UtLocalCalloc (PR_LINES_PER_BLOCK * sizeof (UINT32));
        }

        Block = Block->Next;
    }

    Block->Map[Index] = OriginalLineNumber;
}
Пример #2
0
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);
}
Пример #3
0
void
DtWriteTableToListing (
    void)
{
    UINT8                   *Buffer;


    if (!Gbl_ListingFlag)
    {
        return;
    }

    /* Read the entire table from the output file */

    Buffer = UtLocalCalloc (Gbl_TableLength);
    FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
    FlReadFile (ASL_FILE_AML_OUTPUT, Buffer, Gbl_TableLength);

    /* Dump the raw table data */

    AcpiOsRedirectOutput (Gbl_Files[ASL_FILE_LISTING_OUTPUT].Handle);

    AcpiOsPrintf ("\n%s: Length %d (0x%X)\n\n",
        ACPI_RAW_TABLE_DATA_HEADER, Gbl_TableLength, Gbl_TableLength);
    AcpiUtDumpBuffer2 (Buffer, Gbl_TableLength, DB_BYTE_DISPLAY);

    AcpiOsRedirectOutput (stdout);
}
Пример #4
0
DT_FIELD *
UtFieldCacheCalloc (
    void)
{
    ASL_CACHE_INFO          *Cache;


    if (Gbl_FieldCacheNext >= Gbl_FieldCacheLast)
    {
        /* Allocate a new buffer */

        Cache = UtLocalCalloc (sizeof (Cache->Next) +
            (sizeof (DT_FIELD) * ASL_FIELD_CACHE_SIZE));

        /* Link new cache buffer to head of list */

        Cache->Next = Gbl_FieldCacheList;
        Gbl_FieldCacheList = Cache;

        /* Setup cache management pointers */

        Gbl_FieldCacheNext = ACPI_CAST_PTR (DT_FIELD, Cache->Buffer);
        Gbl_FieldCacheLast = Gbl_FieldCacheNext + ASL_FIELD_CACHE_SIZE;
    }

    Gbl_FieldCount++;
    return (Gbl_FieldCacheNext++);
}
Пример #5
0
static ACPI_PARSE_OBJECT *
TrGetNextNode (
    void)
{
    ASL_CACHE_INFO          *Cache;


    if (Gbl_ParseOpCacheNext >= Gbl_ParseOpCacheLast)
    {
        /* Allocate a new buffer */

        Cache = UtLocalCalloc (sizeof (Cache->Next) +
            (sizeof (ACPI_PARSE_OBJECT) * ASL_PARSEOP_CACHE_SIZE));

        /* Link new cache buffer to head of list */

        Cache->Next = Gbl_ParseOpCacheList;
        Gbl_ParseOpCacheList = Cache;

        /* Setup cache management pointers */

        Gbl_ParseOpCacheNext = ACPI_CAST_PTR (ACPI_PARSE_OBJECT, Cache->Buffer);
        Gbl_ParseOpCacheLast = Gbl_ParseOpCacheNext + ASL_PARSEOP_CACHE_SIZE;
    }

    Gbl_ParseOpCount++;
    return (Gbl_ParseOpCacheNext++);
}
Пример #6
0
void
PrPushInputFileStack (
    FILE                    *InputFile,
    char                    *Filename)
{
    PR_FILE_NODE            *Fnode;


    /* Save the current state in an Fnode */

    Fnode = UtLocalCalloc (sizeof (PR_FILE_NODE));

    Fnode->File = Gbl_Files[ASL_FILE_INPUT].Handle;
    Fnode->Next = Gbl_InputFileList;
    Fnode->Filename = Gbl_Files[ASL_FILE_INPUT].Filename;
    Fnode->CurrentLineNumber = Gbl_CurrentLineNumber;

    /* Push it on the stack */

    Gbl_InputFileList = Fnode;

    DbgPrint (ASL_PARSE_OUTPUT, PR_PREFIX_ID
        "Push InputFile Stack, returning %p\n\n",
        Gbl_CurrentLineNumber, InputFile);

    /* Reset the global line count and filename */

    Gbl_Files[ASL_FILE_INPUT].Filename = Filename;
    Gbl_Files[ASL_FILE_INPUT].Handle = InputFile;
    Gbl_CurrentLineNumber = 1;
}
Пример #7
0
ACPI_STATUS
DtCompileFacs (
    DT_FIELD                **PFieldList)
{
    DT_SUBTABLE             *Subtable;
    UINT8                   *ReservedBuffer;
    ACPI_STATUS             Status;
    UINT32                  ReservedSize;


    Status = DtCompileTable (PFieldList, AcpiDmTableInfoFacs,
        &Gbl_RootTable, TRUE);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    /* Large FACS reserved area at the end of the table */

    ReservedSize = (UINT32) sizeof (((ACPI_TABLE_FACS *) NULL)->Reserved1);
    ReservedBuffer = UtLocalCalloc (ReservedSize);

    DtCreateSubtable (ReservedBuffer, ReservedSize, &Subtable);

    ACPI_FREE (ReservedBuffer);
    DtInsertSubtable (Gbl_RootTable, Subtable);
    return (AE_OK);
}
Пример #8
0
static void
OpcDoUnicode (
    ACPI_PARSE_OBJECT       *Op)
{
    ACPI_PARSE_OBJECT       *InitializerOp;
    UINT32                  Length;
    UINT32                  Count;
    UINT32                  i;
    UINT8                   *AsciiString;
    UINT16                  *UnicodeString;
    ACPI_PARSE_OBJECT       *BufferLengthOp;


    /* Change op into a buffer object */

    Op->Asl.CompileFlags &= ~NODE_COMPILE_TIME_CONST;
    Op->Asl.ParseOpcode = PARSEOP_BUFFER;
    UtSetParseOpName (Op);

    /* Buffer Length is first, followed by the string */

    BufferLengthOp = Op->Asl.Child;
    InitializerOp = BufferLengthOp->Asl.Next;

    AsciiString = (UINT8 *) InitializerOp->Asl.Value.String;

    /* Create a new buffer for the Unicode string */

    Count = strlen (InitializerOp->Asl.Value.String) + 1;
    Length = Count * sizeof (UINT16);
    UnicodeString = UtLocalCalloc (Length);

    /* Convert to Unicode string (including null terminator) */

    for (i = 0; i < Count; i++)
    {
        UnicodeString[i] = (UINT16) AsciiString[i];
    }

    /*
     * Just set the buffer size node to be the buffer length, regardless
     * of whether it was previously an integer or a default_arg placeholder
     */
    BufferLengthOp->Asl.ParseOpcode   = PARSEOP_INTEGER;
    BufferLengthOp->Asl.AmlOpcode     = AML_DWORD_OP;
    BufferLengthOp->Asl.Value.Integer = Length;
    UtSetParseOpName (BufferLengthOp);

    (void) OpcSetOptimalIntegerSize (BufferLengthOp);

    /* The Unicode string is a raw data buffer */

    InitializerOp->Asl.Value.Buffer   = (UINT8 *) UnicodeString;
    InitializerOp->Asl.AmlOpcode      = AML_RAW_DATA_BUFFER;
    InitializerOp->Asl.AmlLength      = Length;
    InitializerOp->Asl.ParseOpcode    = PARSEOP_RAW_DATA;
    InitializerOp->Asl.Child          = NULL;
    UtSetParseOpName (InitializerOp);
}
Пример #9
0
ASL_RESOURCE_NODE *
RsAllocateResourceNode (
    UINT32                  Size)
{
    ASL_RESOURCE_NODE       *Rnode;


    /* Allocate the node */

    Rnode = UtLocalCalloc (sizeof (ASL_RESOURCE_NODE));

    /* Allocate the resource descriptor itself */

    Rnode->Buffer = UtLocalCalloc (Size);
    Rnode->BufferLength = Size;
    return (Rnode);
}
Пример #10
0
static void
OpcDoUuId (
    ACPI_PARSE_OBJECT       *Op)
{
    char                    *InString;
    UINT8                   *Buffer;
    ACPI_STATUS             Status = AE_OK;
    ACPI_PARSE_OBJECT       *NewOp;


    InString = (char *) Op->Asl.Value.String;
    Buffer = UtLocalCalloc (16);

    Status = AuValidateUuid (InString);
    if (ACPI_FAILURE (Status))
    {
        AslError (ASL_ERROR, ASL_MSG_INVALID_UUID, Op, Op->Asl.Value.String);
    }
    else
    {
        AcpiUtConvertStringToUuid (InString, Buffer);
    }

    /* Change Op to a Buffer */

    Op->Asl.ParseOpcode = PARSEOP_BUFFER;
    Op->Common.AmlOpcode = AML_BUFFER_OP;

    /* Disable further optimization */

    Op->Asl.CompileFlags &= ~NODE_COMPILE_TIME_CONST;
    UtSetParseOpName (Op);

    /* Child node is the buffer length */

    NewOp = TrAllocateNode (PARSEOP_INTEGER);

    NewOp->Asl.AmlOpcode     = AML_BYTE_OP;
    NewOp->Asl.Value.Integer = 16;
    NewOp->Asl.Parent        = Op;

    Op->Asl.Child = NewOp;
    Op = NewOp;

    /* Peer to the child is the raw buffer data */

    NewOp = TrAllocateNode (PARSEOP_RAW_DATA);
    NewOp->Asl.AmlOpcode     = AML_RAW_DATA_BUFFER;
    NewOp->Asl.AmlLength     = 16;
    NewOp->Asl.Value.String  = (char *) Buffer;
    NewOp->Asl.Parent        = Op->Asl.Parent;

    Op->Asl.Next = NewOp;
}
Пример #11
0
void
DtCreateSubtable (
    UINT8                   *Buffer,
    UINT32                  Length,
    DT_SUBTABLE             **RetSubtable)
{
    DT_SUBTABLE             *Subtable;


    Subtable = UtLocalCalloc (sizeof (DT_SUBTABLE));

    /* Create a new buffer for the subtable data */

    Subtable->Buffer = UtLocalCalloc (Length);
    ACPI_MEMCPY (Subtable->Buffer, Buffer, Length);

    Subtable->Length = Length;
    Subtable->TotalLength = Length;

    *RetSubtable = Subtable;
}
Пример #12
0
static char *
DtNormalizeBuffer (
    char                    *Buffer,
    UINT32                  *Count)
{
    char                    *NewBuffer;
    char                    *TmpBuffer;
    UINT32                  BufferCount = 0;
    BOOLEAN                 Separator = TRUE;
    char                    c;


    NewBuffer = UtLocalCalloc (ACPI_STRLEN (Buffer) + 1);
    TmpBuffer = NewBuffer;

    while ((c = *Buffer++))
    {
        switch (c)
        {
        /* Valid separators */

        case '[':
        case ']':
        case ' ':
        case ',':

            Separator = TRUE;
            break;

        default:

            if (Separator)
            {
                /* Insert blank as the standard separator */

                if (NewBuffer[0])
                {
                    *TmpBuffer++ = ' ';
                    BufferCount++;
                }

                Separator = FALSE;
            }

            *TmpBuffer++ = c;
            break;
        }
    }

    *Count = BufferCount + 1;
    return (NewBuffer);
}
Пример #13
0
char *
UtStringCacheCalloc (
    UINT32                  Length)
{
    char                    *Buffer;
    ASL_CACHE_INFO          *Cache;


    if (Length > ASL_STRING_CACHE_SIZE)
    {
        Buffer = UtLocalCalloc (Length);
        return (Buffer);
    }

    if ((Gbl_StringCacheNext + Length) >= Gbl_StringCacheLast)
    {
        /* Allocate a new buffer */

        Cache = UtLocalCalloc (sizeof (Cache->Next) +
            ASL_STRING_CACHE_SIZE);

        /* 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 + ASL_STRING_CACHE_SIZE;
    }

    Gbl_StringCount++;
    Gbl_StringSize += Length;

    Buffer = Gbl_StringCacheNext;
    Gbl_StringCacheNext += Length;
    return (Buffer);
}
Пример #14
0
static ACPI_PARSE_OBJECT *
TrGetNextNode (
    void)
{

    if (Gbl_NodeCacheNext >= Gbl_NodeCacheLast)
    {
        Gbl_NodeCacheNext = UtLocalCalloc (sizeof (ACPI_PARSE_OBJECT) *
                                ASL_NODE_CACHE_SIZE);
        Gbl_NodeCacheLast = Gbl_NodeCacheNext + ASL_NODE_CACHE_SIZE;
    }

    return (Gbl_NodeCacheNext++);
}
Пример #15
0
ACPI_STATUS
DtCompileSlit (
    void                    **List)
{
    ACPI_STATUS             Status;
    DT_SUBTABLE             *Subtable;
    DT_SUBTABLE             *ParentTable;
    DT_FIELD                **PFieldList = (DT_FIELD **) List;
    DT_FIELD                *FieldList;
    UINT32                  Localities;
    UINT8                   *LocalityBuffer;
    UINT32                  RemainingData;


    Status = DtCompileTable (PFieldList, AcpiDmTableInfoSlit,
                &Subtable, TRUE);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    ParentTable = DtPeekSubtable ();
    DtInsertSubtable (ParentTable, Subtable);

    Localities = *ACPI_CAST_PTR (UINT32, Subtable->Buffer);
    LocalityBuffer = UtLocalCalloc (Localities);

    FieldList = *PFieldList;
    while (FieldList)
    {
        /* Handle multiple-line buffer */

        RemainingData = Localities;
        while (RemainingData && FieldList)
        {
            RemainingData = DtCompileBuffer (
                LocalityBuffer + (Localities - RemainingData),
                FieldList->Value, FieldList, RemainingData);
            FieldList = FieldList->Next;
        }

        DtCreateSubtable (LocalityBuffer, Localities, &Subtable);
        DtInsertSubtable (ParentTable, Subtable);
    }

    ACPI_FREE (LocalityBuffer);
    return (AE_OK);
}
Пример #16
0
char *
UtGetStringBuffer (
    UINT32                  Length)
{
    char                    *Buffer;


    if ((Gbl_StringCacheNext + Length) >= Gbl_StringCacheLast)
    {
        Gbl_StringCacheNext = UtLocalCalloc (ASL_STRING_CACHE_SIZE + Length);
        Gbl_StringCacheLast = Gbl_StringCacheNext + ASL_STRING_CACHE_SIZE +
                                Length;
    }

    Buffer = Gbl_StringCacheNext;
    Gbl_StringCacheNext += Length;

    return (Buffer);
}
Пример #17
0
ACPI_STATUS
DtCompileSlit (
    void                    **List)
{
    ACPI_STATUS             Status;
    DT_SUBTABLE             *Subtable;
    DT_SUBTABLE             *ParentTable;
    DT_FIELD                **PFieldList = (DT_FIELD **) List;
    DT_FIELD                *FieldList;
    UINT32                  Localities;
    UINT8                   *LocalityBuffer;


    Status = DtCompileTable (PFieldList, AcpiDmTableInfoSlit,
                &Subtable, TRUE);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    ParentTable = DtPeekSubtable ();
    DtInsertSubtable (ParentTable, Subtable);

    Localities = *ACPI_CAST_PTR (UINT32, Subtable->Buffer);
    LocalityBuffer = UtLocalCalloc (Localities);

    /* Compile each locality buffer */

    FieldList = *PFieldList;
    while (FieldList)
    {
        DtCompileBuffer (LocalityBuffer,
            FieldList->Value, FieldList, Localities);

        DtCreateSubtable (LocalityBuffer, Localities, &Subtable);
        DtInsertSubtable (ParentTable, Subtable);
        FieldList = FieldList->Next;
    }

    ACPI_FREE (LocalityBuffer);
    return (AE_OK);
}
Пример #18
0
void
PrPushInputFileStack (
    FILE                    *InputFile,
    char                    *Filename)
{
    PR_FILE_NODE            *Fnode;


    Gbl_HasIncludeFiles = TRUE;

    /* Save the current state in an Fnode */

    Fnode = UtLocalCalloc (sizeof (PR_FILE_NODE));

    Fnode->File = Gbl_Files[ASL_FILE_INPUT].Handle;
    Fnode->Next = Gbl_InputFileList;
    Fnode->Filename = Gbl_Files[ASL_FILE_INPUT].Filename;
    Fnode->CurrentLineNumber = Gbl_CurrentLineNumber;

    /* Push it on the stack */

    Gbl_InputFileList = Fnode;

    DbgPrint (ASL_PARSE_OUTPUT, PR_PREFIX_ID
        "Push InputFile Stack: handle %p\n\n",
        Gbl_CurrentLineNumber, InputFile);

    /* Reset the global line count and filename */

    Gbl_Files[ASL_FILE_INPUT].Filename =
        UtStringCacheCalloc (strlen (Filename) + 1);
    strcpy (Gbl_Files[ASL_FILE_INPUT].Filename, Filename);

    Gbl_Files[ASL_FILE_INPUT].Handle = InputFile;
    Gbl_CurrentLineNumber = 1;

    /* Emit a new #line directive for the include file */

    Gbl_CurrentLineNumber = 1;
    FlPrintFile (ASL_FILE_PREPROCESSOR, "#line %u \"%s\"\n", 1, Filename);
}
Пример #19
0
void
LsPushNode (
    char                    *Filename)
{
    ASL_LISTING_NODE        *Lnode;


    /* Create a new node */

    Lnode = UtLocalCalloc (sizeof (ASL_LISTING_NODE));

    /* Initialize */

    Lnode->Filename = Filename;
    Lnode->LineNumber = 0;

    /* Link (push) */

    Lnode->Next = Gbl_ListingNode;
    Gbl_ListingNode = Lnode;
}
Пример #20
0
static char *
TrAmlGetNextTempName (
    ACPI_PARSE_OBJECT       *Op,
    UINT8                   *TempCount)
{
    char                    *TempName;


    if (*TempCount >= (10 + 26))  /* 0-35 valid: 0-9 and A-Z for TempName[3] */
    {
        /* Too many temps */

        AslError (ASL_ERROR, ASL_MSG_TOO_MANY_TEMPS, Op, NULL);
        return (NULL);
    }

    TempName = UtLocalCalloc (5);

    if (*TempCount < 10)    /* 0-9 */
    {
        TempName[3] = (char) (*TempCount + '0');
    }
    else                    /* 10-35: A-Z */
    {
        TempName[3] = (char) (*TempCount + ('A' - 10));
    }

    (*TempCount)++;

    /* First three characters are always "_T_" */

    TempName[0] = '_';
    TempName[1] = 'T';
    TempName[2] = '_';

    return (TempName);
}
Пример #21
0
ACPI_STATUS
DtCompileTable (
    DT_FIELD                **Field,
    ACPI_DMTABLE_INFO       *Info,
    DT_SUBTABLE             **RetSubtable,
    BOOLEAN                 Required)
{
    DT_FIELD                *LocalField;
    UINT32                  Length;
    DT_SUBTABLE             *Subtable;
    DT_SUBTABLE             *InlineSubtable;
    UINT32                  FieldLength = 0;
    UINT8                   FieldType;
    UINT8                   *Buffer;
    UINT8                   *FlagBuffer = NULL;
    UINT32                  CurrentFlagByteOffset = 0;
    ACPI_STATUS             Status;


    if (!Field || !*Field)
    {
        return (AE_BAD_PARAMETER);
    }

    /* Ignore optional subtable if name does not match */

    if ((Info->Flags & DT_OPTIONAL) &&
        ACPI_STRCMP ((*Field)->Name, Info->Name))
    {
        *RetSubtable = NULL;
        return (AE_OK);
    }

    Length = DtGetSubtableLength (*Field, Info);
    if (Length == ASL_EOF)
    {
        return (AE_ERROR);
    }

    Subtable = UtLocalCalloc (sizeof (DT_SUBTABLE));

    if (Length > 0)
    {
        Subtable->Buffer = UtLocalCalloc (Length);
    }
    Subtable->Length = Length;
    Subtable->TotalLength = Length;
    Buffer = Subtable->Buffer;

    LocalField = *Field;

    /*
     * Main loop walks the info table for this ACPI table or subtable
     */
    for (; Info->Name; Info++)
    {
        if (Info->Opcode == ACPI_DMT_EXTRA_TEXT)
        {
            continue;
        }

        if (!LocalField)
        {
            sprintf (MsgBuffer, "Found NULL field - Field name \"%s\" needed",
                Info->Name);
            DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, MsgBuffer);
            Status = AE_BAD_DATA;
            goto Error;
        }

        /* Maintain table offsets */

        LocalField->TableOffset = Gbl_CurrentTableOffset;
        FieldLength = DtGetFieldLength (LocalField, Info);
        Gbl_CurrentTableOffset += FieldLength;

        FieldType = DtGetFieldType (Info);
        Gbl_InputFieldCount++;

        switch (FieldType)
        {
        case DT_FIELD_TYPE_FLAGS_INTEGER:
            /*
             * Start of the definition of a flags field.
             * This master flags integer starts at value zero, in preparation
             * to compile and insert the flag fields from the individual bits
             */
            LocalField = LocalField->Next;
            *Field = LocalField;

            FlagBuffer = Buffer;
            CurrentFlagByteOffset = Info->Offset;
            break;

        case DT_FIELD_TYPE_FLAG:

            /* Individual Flag field, can be multiple bits */

            if (FlagBuffer)
            {
                /*
                 * We must increment the FlagBuffer when we have crossed
                 * into the next flags byte within the flags field
                 * of type DT_FIELD_TYPE_FLAGS_INTEGER.
                 */
                FlagBuffer += (Info->Offset - CurrentFlagByteOffset);
                CurrentFlagByteOffset = Info->Offset;

                DtCompileFlag (FlagBuffer, LocalField, Info);
            }
            else
            {
                /* TBD - this is an internal error */
            }

            LocalField = LocalField->Next;
            *Field = LocalField;
            break;

        case DT_FIELD_TYPE_INLINE_SUBTABLE:
            /*
             * Recursion (one level max): compile GAS (Generic Address)
             * or Notify in-line subtable
             */
            *Field = LocalField;

            if (Info->Opcode == ACPI_DMT_GAS)
            {
                Status = DtCompileTable (Field, AcpiDmTableInfoGas,
                    &InlineSubtable, TRUE);
            }
            else
            {
                Status = DtCompileTable (Field, AcpiDmTableInfoHestNotify,
                    &InlineSubtable, TRUE);
            }

            if (ACPI_FAILURE (Status))
            {
                goto Error;
            }

            DtSetSubtableLength (InlineSubtable);

            ACPI_MEMCPY (Buffer, InlineSubtable->Buffer, FieldLength);
            ACPI_FREE (InlineSubtable->Buffer);
            ACPI_FREE (InlineSubtable);
            LocalField = *Field;
            break;

        case DT_FIELD_TYPE_LABEL:

            DtWriteFieldToListing (Buffer, LocalField, 0);
            LocalField = LocalField->Next;
            break;

        default:

            /* Normal case for most field types (Integer, String, etc.) */

            DtCompileOneField (Buffer, LocalField,
                FieldLength, FieldType, Info->Flags);

            DtWriteFieldToListing (Buffer, LocalField, FieldLength);
            LocalField = LocalField->Next;

            if (Info->Flags & DT_LENGTH)
            {
                /* Field is an Integer that will contain a subtable length */

                Subtable->LengthField = Buffer;
                Subtable->SizeOfLengthField = FieldLength;
            }

            break;
        }

        Buffer += FieldLength;
    }

    *Field = LocalField;
    *RetSubtable = Subtable;
    return (AE_OK);

Error:
    ACPI_FREE (Subtable->Buffer);
    ACPI_FREE (Subtable);
    return (Status);
}
Пример #22
0
ACPI_STATUS
DtCompileDmar (
    void                    **List)
{
    ACPI_STATUS             Status;
    DT_SUBTABLE             *Subtable;
    DT_SUBTABLE             *ParentTable;
    DT_FIELD                **PFieldList = (DT_FIELD **) List;
    DT_FIELD                *SubtableStart;
    ACPI_DMTABLE_INFO       *InfoTable;
    ACPI_DMAR_HEADER        *DmarHeader;
    UINT8                   *ReservedBuffer;
    UINT32                  ReservedSize;


    Status = DtCompileTable (PFieldList, AcpiDmTableInfoDmar, &Subtable, TRUE);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    ParentTable = DtPeekSubtable ();
    DtInsertSubtable (ParentTable, Subtable);

    /* DMAR Reserved area */

    ReservedSize = (UINT32) sizeof (((ACPI_TABLE_DMAR *) NULL)->Reserved);
    ReservedBuffer = UtLocalCalloc (ReservedSize);

    DtCreateSubtable (ReservedBuffer, ReservedSize, &Subtable);

    ACPI_FREE (ReservedBuffer);
    ParentTable = DtPeekSubtable ();
    DtInsertSubtable (ParentTable, Subtable);

    while (*PFieldList)
    {
        /* DMAR Header */

        SubtableStart = *PFieldList;
        Status = DtCompileTable (PFieldList, AcpiDmTableInfoDmarHdr,
                    &Subtable, TRUE);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }

        ParentTable = DtPeekSubtable ();
        DtInsertSubtable (ParentTable, Subtable);
        DtPushSubtable (Subtable);

        DmarHeader = ACPI_CAST_PTR (ACPI_DMAR_HEADER, Subtable->Buffer);

        switch (DmarHeader->Type)
        {
        case ACPI_DMAR_TYPE_HARDWARE_UNIT:
            InfoTable = AcpiDmTableInfoDmar0;
            break;
        case ACPI_DMAR_TYPE_RESERVED_MEMORY:
            InfoTable = AcpiDmTableInfoDmar1;
            break;
        case ACPI_DMAR_TYPE_ATSR:
            InfoTable = AcpiDmTableInfoDmar2;
            break;
        case ACPI_DMAR_HARDWARE_AFFINITY:
            InfoTable = AcpiDmTableInfoDmar3;
            break;
        default:
            DtFatal (ASL_MSG_UNKNOWN_SUBTABLE, SubtableStart, "DMAR");
            return (AE_ERROR);
        }

        /* DMAR Subtable */

        Status = DtCompileTable (PFieldList, InfoTable, &Subtable, TRUE);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }

        ParentTable = DtPeekSubtable ();
        DtInsertSubtable (ParentTable, Subtable);

        /* Optional Device Scope subtables */

        while (*PFieldList)
        {
            Status = DtCompileTable (PFieldList, AcpiDmTableInfoDmarScope,
                        &Subtable, FALSE);
            if (Status == AE_NOT_FOUND)
            {
                break;
            }

            ParentTable = DtPeekSubtable ();
            DtInsertSubtable (ParentTable, Subtable);
            DtPushSubtable (Subtable);

            /* Optional PCI Paths */

            while (*PFieldList)
            {
                Status = DtCompileTable (PFieldList, TableInfoDmarPciPath,
                            &Subtable, FALSE);
                if (Status == AE_NOT_FOUND)
                {
                    DtPopSubtable ();
                    break;
                }

                ParentTable = DtPeekSubtable ();
                DtInsertSubtable (ParentTable, Subtable);
            }
        }

        DtPopSubtable ();
    }

    return (AE_OK);
}
Пример #23
0
static ACPI_STATUS
DtCompileDataTable (
    DT_FIELD                **FieldList)
{
    ACPI_DMTABLE_DATA       *TableData;
    DT_SUBTABLE             *Subtable;
    char                    *Signature;
    ACPI_TABLE_HEADER       *AcpiTableHeader;
    ACPI_STATUS             Status;
    DT_FIELD                *RootField = *FieldList;


    /* Verify that we at least have a table signature and save it */

    Signature = DtGetFieldValue (*FieldList);
    if (!Signature)
    {
        sprintf (MsgBuffer, "Expected \"%s\"", "Signature");
        DtNameError (ASL_ERROR, ASL_MSG_INVALID_FIELD_NAME,
            *FieldList, MsgBuffer);
        return (AE_ERROR);
    }

    Gbl_Signature = UtLocalCalloc (ACPI_STRLEN (Signature) + 1);
    strcpy (Gbl_Signature, Signature);

    /*
     * Handle tables that don't use the common ACPI table header structure.
     * Currently, these are the FACS and RSDP. Also check for an OEMx table,
     * these tables have user-defined contents.
     */
    if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_FACS))
    {
        Status = DtCompileFacs (FieldList);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }

        DtSetTableLength ();
        return (Status);
    }
    else if (ACPI_VALIDATE_RSDP_SIG (Signature))
    {
        Status = DtCompileRsdp (FieldList);
        return (Status);
    }
    else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_S3PT))
    {
        Status = DtCompileS3pt (FieldList);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }

        DtSetTableLength ();
        return (Status);
    }

    /*
     * All other tables must use the common ACPI table header. Insert the
     * current iASL IDs (name, version), and compile the header now.
     */
    DtInsertCompilerIds (*FieldList);

    Status = DtCompileTable (FieldList, AcpiDmTableInfoHeader,
                &Gbl_RootTable, TRUE);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    DtPushSubtable (Gbl_RootTable);

    /* Validate the signature via the ACPI table list */

    TableData = AcpiDmGetTableData (Signature);
    if (!TableData || Gbl_CompileGeneric)
    {
        DtCompileGeneric ((void **) FieldList);
        goto FinishHeader;
    }

    /* Dispatch to per-table compile */

    if (TableData->CmTableHandler)
    {
        /* Complex table, has a handler */

        Status = TableData->CmTableHandler ((void **) FieldList);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }
    }
    else if (TableData->TableInfo)
    {
        /* Simple table, just walk the info table */

        Subtable = NULL;
        Status = DtCompileTable (FieldList, TableData->TableInfo,
                    &Subtable, TRUE);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }

        DtInsertSubtable (Gbl_RootTable, Subtable);
        DtPopSubtable ();
    }
    else
    {
        DtFatal (ASL_MSG_COMPILER_INTERNAL, *FieldList,
            "Missing table dispatch info");
        return (AE_ERROR);
    }

FinishHeader:

    /* Set the final table length and then the checksum */

    DtSetTableLength ();
    AcpiTableHeader = ACPI_CAST_PTR (
        ACPI_TABLE_HEADER, Gbl_RootTable->Buffer);
    DtSetTableChecksum (&AcpiTableHeader->Checksum);

    DtDumpFieldList (RootField);
    DtDumpSubtableList ();
    return (AE_OK);
}
Пример #24
0
ACPI_STATUS
MtMethodAnalysisWalkBegin (
    ACPI_PARSE_OBJECT       *Op,
    UINT32                  Level,
    void                    *Context)
{
    ASL_ANALYSIS_WALK_INFO  *WalkInfo = (ASL_ANALYSIS_WALK_INFO *) Context;
    ASL_METHOD_INFO         *MethodInfo = WalkInfo->MethodStack;
    ACPI_PARSE_OBJECT       *Next;
    UINT32                  RegisterNumber;
    UINT32                  i;
    char                    LocalName[] = "Local0";
    char                    ArgName[] = "Arg0";
    ACPI_PARSE_OBJECT       *ArgNode;
    ACPI_PARSE_OBJECT       *NextType;
    ACPI_PARSE_OBJECT       *NextParamType;
    UINT8                   ActualArgs = 0;


    switch (Op->Asl.ParseOpcode)
    {
    case PARSEOP_METHOD:

        TotalMethods++;

        /* Create and init method info */

        MethodInfo       = UtLocalCalloc (sizeof (ASL_METHOD_INFO));
        MethodInfo->Next = WalkInfo->MethodStack;
        MethodInfo->Op = Op;

        WalkInfo->MethodStack = MethodInfo;

        /*
         * Special handling for _PSx methods. Dependency rules (same scope):
         *
         * 1) _PS0 - One of these must exist: _PS1, _PS2, _PS3
         * 2) _PS1/_PS2/_PS3: A _PS0 must exist
         */
        if (ACPI_COMPARE_NAME (METHOD_NAME__PS0, Op->Asl.NameSeg))
        {
            /* For _PS0, one of _PS1/_PS2/_PS3 must exist */

            if ((!ApFindNameInScope (METHOD_NAME__PS1, Op)) &&
                (!ApFindNameInScope (METHOD_NAME__PS2, Op)) &&
                (!ApFindNameInScope (METHOD_NAME__PS3, Op)))
            {
                AslError (ASL_WARNING, ASL_MSG_MISSING_DEPENDENCY, Op,
                    "_PS0 requires one of _PS1/_PS2/_PS3 in same scope");
            }
        }
        else if (
            ACPI_COMPARE_NAME (METHOD_NAME__PS1, Op->Asl.NameSeg) ||
            ACPI_COMPARE_NAME (METHOD_NAME__PS2, Op->Asl.NameSeg) ||
            ACPI_COMPARE_NAME (METHOD_NAME__PS3, Op->Asl.NameSeg))
        {
            /* For _PS1/_PS2/_PS3, a _PS0 must exist */

            if (!ApFindNameInScope (METHOD_NAME__PS0, Op))
            {
                sprintf (MsgBuffer,
                    "%4.4s requires _PS0 in same scope", Op->Asl.NameSeg);

                AslError (ASL_WARNING, ASL_MSG_MISSING_DEPENDENCY, Op,
                    MsgBuffer);
            }
        }

        /* Get the name node */

        Next = Op->Asl.Child;

        /* Get the NumArguments node */

        Next = Next->Asl.Next;
        MethodInfo->NumArguments = (UINT8)
            (((UINT8) Next->Asl.Value.Integer) & 0x07);

        /* Get the SerializeRule and SyncLevel nodes, ignored here */

        Next = Next->Asl.Next;
        MethodInfo->ShouldBeSerialized = (UINT8) Next->Asl.Value.Integer;

        Next = Next->Asl.Next;
        ArgNode = Next;

        /* Get the ReturnType node */

        Next = Next->Asl.Next;

        NextType = Next->Asl.Child;
        while (NextType)
        {
            /* Get and map each of the ReturnTypes */

            MethodInfo->ValidReturnTypes |= AnMapObjTypeToBtype (NextType);
            NextType->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
            NextType = NextType->Asl.Next;
        }

        /* Get the ParameterType node */

        Next = Next->Asl.Next;

        NextType = Next->Asl.Child;
        while (NextType)
        {
            if (NextType->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
            {
                NextParamType = NextType->Asl.Child;
                while (NextParamType)
                {
                    MethodInfo->ValidArgTypes[ActualArgs] |= AnMapObjTypeToBtype (NextParamType);
                    NextParamType->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
                    NextParamType = NextParamType->Asl.Next;
                }
            }
            else
            {
                MethodInfo->ValidArgTypes[ActualArgs] =
                    AnMapObjTypeToBtype (NextType);
                NextType->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
                ActualArgs++;
            }

            NextType = NextType->Asl.Next;
        }

        if ((MethodInfo->NumArguments) &&
            (MethodInfo->NumArguments != ActualArgs))
        {
            /* error: Param list did not match number of args */
        }

        /* Allow numarguments == 0 for Function() */

        if ((!MethodInfo->NumArguments) && (ActualArgs))
        {
            MethodInfo->NumArguments = ActualArgs;
            ArgNode->Asl.Value.Integer |= ActualArgs;
        }

        /*
         * Actual arguments are initialized at method entry.
         * All other ArgX "registers" can be used as locals, so we
         * track their initialization.
         */
        for (i = 0; i < MethodInfo->NumArguments; i++)
        {
            MethodInfo->ArgInitialized[i] = TRUE;
        }
        break;

    case PARSEOP_METHODCALL:

        if (MethodInfo &&
           (Op->Asl.Node == MethodInfo->Op->Asl.Node))
        {
            AslError (ASL_REMARK, ASL_MSG_RECURSION, Op, Op->Asl.ExternalName);
        }
        break;

    case PARSEOP_LOCAL0:
    case PARSEOP_LOCAL1:
    case PARSEOP_LOCAL2:
    case PARSEOP_LOCAL3:
    case PARSEOP_LOCAL4:
    case PARSEOP_LOCAL5:
    case PARSEOP_LOCAL6:
    case PARSEOP_LOCAL7:

        if (!MethodInfo)
        {
            /*
             * Local was used outside a control method, or there was an error
             * in the method declaration.
             */
            AslError (ASL_REMARK, ASL_MSG_LOCAL_OUTSIDE_METHOD, Op, Op->Asl.ExternalName);
            return (AE_ERROR);
        }

        RegisterNumber = (Op->Asl.AmlOpcode & 0x0007);

        /*
         * If the local is being used as a target, mark the local
         * initialized
         */
        if (Op->Asl.CompileFlags & NODE_IS_TARGET)
        {
            MethodInfo->LocalInitialized[RegisterNumber] = TRUE;
        }

        /*
         * Otherwise, this is a reference, check if the local
         * has been previously initialized.
         *
         * The only operator that accepts an uninitialized value is ObjectType()
         */
        else if ((!MethodInfo->LocalInitialized[RegisterNumber]) &&
                 (Op->Asl.Parent->Asl.ParseOpcode != PARSEOP_OBJECTTYPE))
        {
            LocalName[strlen (LocalName) -1] = (char) (RegisterNumber + 0x30);
            AslError (ASL_ERROR, ASL_MSG_LOCAL_INIT, Op, LocalName);
        }
        break;

    case PARSEOP_ARG0:
    case PARSEOP_ARG1:
    case PARSEOP_ARG2:
    case PARSEOP_ARG3:
    case PARSEOP_ARG4:
    case PARSEOP_ARG5:
    case PARSEOP_ARG6:

        if (!MethodInfo)
        {
            /*
             * Arg was used outside a control method, or there was an error
             * in the method declaration.
             */
            AslError (ASL_REMARK, ASL_MSG_LOCAL_OUTSIDE_METHOD, Op, Op->Asl.ExternalName);
            return (AE_ERROR);
        }

        RegisterNumber = (Op->Asl.AmlOpcode & 0x000F) - 8;
        ArgName[strlen (ArgName) -1] = (char) (RegisterNumber + 0x30);

        /*
         * If the Arg is being used as a target, mark the local
         * initialized
         */
        if (Op->Asl.CompileFlags & NODE_IS_TARGET)
        {
            MethodInfo->ArgInitialized[RegisterNumber] = TRUE;
        }

        /*
         * Otherwise, this is a reference, check if the Arg
         * has been previously initialized.
         *
         * The only operator that accepts an uninitialized value is ObjectType()
         */
        else if ((!MethodInfo->ArgInitialized[RegisterNumber]) &&
                 (Op->Asl.Parent->Asl.ParseOpcode != PARSEOP_OBJECTTYPE))
        {
            AslError (ASL_ERROR, ASL_MSG_ARG_INIT, Op, ArgName);
        }

        /* Flag this arg if it is not a "real" argument to the method */

        if (RegisterNumber >= MethodInfo->NumArguments)
        {
            AslError (ASL_REMARK, ASL_MSG_NOT_PARAMETER, Op, ArgName);
        }
        break;

    case PARSEOP_RETURN:

        if (!MethodInfo)
        {
            /*
             * Probably was an error in the method declaration,
             * no additional error here
             */
            ACPI_WARNING ((AE_INFO, "%p, No parent method", Op));
            return (AE_ERROR);
        }

        /*
         * A child indicates a possible return value. A simple Return or
         * Return() is marked with NODE_IS_NULL_RETURN by the parser so
         * that it is not counted as a "real" return-with-value, although
         * the AML code that is actually emitted is Return(0). The AML
         * definition of Return has a required parameter, so we are
         * forced to convert a null return to Return(0).
         */
        if ((Op->Asl.Child) &&
            (Op->Asl.Child->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
            (!(Op->Asl.Child->Asl.CompileFlags & NODE_IS_NULL_RETURN)))
        {
            MethodInfo->NumReturnWithValue++;
        }
        else
        {
            MethodInfo->NumReturnNoValue++;
        }
        break;

    case PARSEOP_BREAK:
    case PARSEOP_CONTINUE:

        Next = Op->Asl.Parent;
        while (Next)
        {
            if (Next->Asl.ParseOpcode == PARSEOP_WHILE)
            {
                break;
            }
            Next = Next->Asl.Parent;
        }

        if (!Next)
        {
            AslError (ASL_ERROR, ASL_MSG_NO_WHILE, Op, NULL);
        }
        break;

    case PARSEOP_STALL:

        /* We can range check if the argument is an integer */

        if ((Op->Asl.Child->Asl.ParseOpcode == PARSEOP_INTEGER) &&
            (Op->Asl.Child->Asl.Value.Integer > ACPI_UINT8_MAX))
        {
            AslError (ASL_ERROR, ASL_MSG_INVALID_TIME, Op, NULL);
        }
        break;

    case PARSEOP_DEVICE:

        Next = Op->Asl.Child;

        if (!ApFindNameInScope (METHOD_NAME__HID, Next) &&
            !ApFindNameInScope (METHOD_NAME__ADR, Next))
        {
            AslError (ASL_WARNING, ASL_MSG_MISSING_DEPENDENCY, Op,
                "Device object requires a _HID or _ADR in same scope");
        }
        break;

    case PARSEOP_EVENT:
    case PARSEOP_MUTEX:
    case PARSEOP_OPERATIONREGION:
    case PARSEOP_POWERRESOURCE:
    case PARSEOP_PROCESSOR:
    case PARSEOP_THERMALZONE:

        /*
         * The first operand is a name to be created in the namespace.
         * Check against the reserved list.
         */
        i = ApCheckForPredefinedName (Op, Op->Asl.NameSeg);
        if (i < ACPI_VALID_RESERVED_NAME_MAX)
        {
            AslError (ASL_ERROR, ASL_MSG_RESERVED_USE, Op, Op->Asl.ExternalName);
        }
        break;

    case PARSEOP_NAME:

        /* Typecheck any predefined names statically defined with Name() */

        ApCheckForPredefinedObject (Op, Op->Asl.NameSeg);

        /* Special typechecking for _HID */

        if (!strcmp (METHOD_NAME__HID, Op->Asl.NameSeg))
        {
            Next = Op->Asl.Child->Asl.Next;
            AnCheckId (Next, ASL_TYPE_HID);
        }

        /* Special typechecking for _CID */

        else if (!strcmp (METHOD_NAME__CID, Op->Asl.NameSeg))
        {
            Next = Op->Asl.Child->Asl.Next;

            if ((Next->Asl.ParseOpcode == PARSEOP_PACKAGE) ||
                (Next->Asl.ParseOpcode == PARSEOP_VAR_PACKAGE))
            {
                Next = Next->Asl.Child;
                while (Next)
                {
                    AnCheckId (Next, ASL_TYPE_CID);
                    Next = Next->Asl.Next;
                }
            }
            else
            {
                AnCheckId (Next, ASL_TYPE_CID);
            }
        }

        break;

    default:

        break;
    }

    /* Check for named object creation within a non-serialized method */

    MtCheckNamedObjectInMethod (Op, MethodInfo);
    return (AE_OK);
}
Пример #25
0
static ACPI_STATUS
XfNamespaceLocateBegin (
    ACPI_PARSE_OBJECT       *Op,
    UINT32                  Level,
    void                    *Context)
{
    ACPI_WALK_STATE         *WalkState = (ACPI_WALK_STATE *) Context;
    ACPI_NAMESPACE_NODE     *Node;
    ACPI_STATUS             Status;
    ACPI_OBJECT_TYPE        ObjectType;
    char                    *Path;
    UINT8                   PassedArgs;
    ACPI_PARSE_OBJECT       *NextOp;
    ACPI_PARSE_OBJECT       *OwningOp;
    ACPI_PARSE_OBJECT       *SpaceIdOp;
    UINT32                  MinimumLength;
    UINT32                  Offset;
    UINT32                  FieldBitLength;
    UINT32                  TagBitLength;
    UINT8                   Message = 0;
    const ACPI_OPCODE_INFO  *OpInfo;
    UINT32                  Flags;
    ASL_METHOD_LOCAL        *MethodLocals = NULL;
    ASL_METHOD_LOCAL        *MethodArgs = NULL;
    int                     RegisterNumber;
    UINT32                  i;


    ACPI_FUNCTION_TRACE_PTR (XfNamespaceLocateBegin, Op);


    if ((Op->Asl.AmlOpcode == AML_METHOD_OP) && Op->Asl.Node)
    {
        Node = Op->Asl.Node;

        /* Support for method LocalX/ArgX analysis */

        if (!Node->MethodLocals)
        {
            /* Create local/arg info blocks */

            MethodLocals = UtLocalCalloc (
                sizeof (ASL_METHOD_LOCAL) * ACPI_METHOD_NUM_LOCALS);
            Node->MethodLocals = MethodLocals;

            MethodArgs = UtLocalCalloc (
                sizeof (ASL_METHOD_LOCAL) * ACPI_METHOD_NUM_ARGS);
            Node->MethodArgs = MethodArgs;

            /*
             * Get the method argument count
             * First, get the name node
             */
            NextOp = Op->Asl.Child;

            /* Get the NumArguments node */

            NextOp = NextOp->Asl.Next;
            Node->ArgCount = (UINT8)
                (((UINT8) NextOp->Asl.Value.Integer) & 0x07);

            /* We will track all possible ArgXs */

            for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++)
            {
                if (i < Node->ArgCount)
                {
                    /* Real Args are always "initialized" */

                    MethodArgs[i].Flags = ASL_ARG_INITIALIZED;
                }
                else
                {
                    /* Other ArgXs can be used as locals */

                    MethodArgs[i].Flags = ASL_ARG_IS_LOCAL;
                }

                MethodArgs[i].Op = Op;
            }
        }
    }

    /*
     * If this node is the actual declaration of a name
     * [such as the XXXX name in "Method (XXXX)"],
     * we are not interested in it here. We only care about names that are
     * references to other objects within the namespace and the parent objects
     * of name declarations
     */
    if (Op->Asl.CompileFlags & OP_IS_NAME_DECLARATION)
    {
        return_ACPI_STATUS (AE_OK);
    }

    OpInfo = AcpiPsGetOpcodeInfo (Op->Asl.AmlOpcode);

    /* Check method LocalX variables */

    if (OpInfo->Type == AML_TYPE_LOCAL_VARIABLE)
    {
        /* Find parent method Op */

        NextOp = XfGetParentMethod (Op);
        if (!NextOp)
        {
            return_ACPI_STATUS (AE_OK);
        }

        /* Get method node */

        Node = NextOp->Asl.Node;

        RegisterNumber = Op->Asl.AmlOpcode & 0x0007; /* 0x60 through 0x67 */
        MethodLocals = Node->MethodLocals;

        if (Op->Asl.CompileFlags & OP_IS_TARGET)
        {
            /* Local is being initialized */

            MethodLocals[RegisterNumber].Flags |= ASL_LOCAL_INITIALIZED;
            MethodLocals[RegisterNumber].Op = Op;

            return_ACPI_STATUS (AE_OK);
        }

        /* Mark this Local as referenced */

        MethodLocals[RegisterNumber].Flags |= ASL_LOCAL_REFERENCED;
        MethodLocals[RegisterNumber].Op = Op;

        return_ACPI_STATUS (AE_OK);
    }

    /* Check method ArgX variables */

    if (OpInfo->Type == AML_TYPE_METHOD_ARGUMENT)
    {
        /* Find parent method Op */

        NextOp = XfGetParentMethod (Op);
        if (!NextOp)
        {
            return_ACPI_STATUS (AE_OK);
        }

        /* Get method node */

        Node = NextOp->Asl.Node;

        /* Get Arg # */

        RegisterNumber = Op->Asl.AmlOpcode - AML_ARG0; /* 0x68 through 0x6F */
        MethodArgs = Node->MethodArgs;

        /* Mark this Arg as referenced */

        MethodArgs[RegisterNumber].Flags |= ASL_ARG_REFERENCED;
        MethodArgs[RegisterNumber].Op = Op;

        if (Op->Asl.CompileFlags & OP_IS_TARGET)
        {
            /* Arg is being initialized */

            MethodArgs[RegisterNumber].Flags |= ASL_ARG_INITIALIZED;
        }

        return_ACPI_STATUS (AE_OK);
    }

    /*
     * After method ArgX and LocalX, we are only interested in opcodes
     * that have an associated name
     */
    if ((!(OpInfo->Flags & AML_NAMED)) &&
        (!(OpInfo->Flags & AML_CREATE)) &&
        (Op->Asl.ParseOpcode != PARSEOP_NAMESTRING) &&
        (Op->Asl.ParseOpcode != PARSEOP_NAMESEG)    &&
        (Op->Asl.ParseOpcode != PARSEOP_METHODCALL) &&
        (Op->Asl.ParseOpcode != PARSEOP_EXTERNAL))
    {
        return_ACPI_STATUS (AE_OK);
    }

    /*
     * One special case: CondRefOf operator - we don't care if the name exists
     * or not at this point, just ignore it, the point of the operator is to
     * determine if the name exists at runtime.
     */
    if ((Op->Asl.Parent) &&
        (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_CONDREFOF))
    {
        return_ACPI_STATUS (AE_OK);
    }

    /*
     * We must enable the "search-to-root" for single NameSegs, but
     * we have to be very careful about opening up scopes
     */
    Flags = ACPI_NS_SEARCH_PARENT;
    if ((Op->Asl.ParseOpcode == PARSEOP_NAMESTRING) ||
        (Op->Asl.ParseOpcode == PARSEOP_NAMESEG)    ||
        (Op->Asl.ParseOpcode == PARSEOP_METHODCALL) ||
        (Op->Asl.ParseOpcode == PARSEOP_EXTERNAL))
    {
        /*
         * These are name references, do not push the scope stack
         * for them.
         */
        Flags |= ACPI_NS_DONT_OPEN_SCOPE;
    }

    /* Get the NamePath from the appropriate place */

    if (OpInfo->Flags & AML_NAMED)
    {
        /* For nearly all NAMED operators, the name reference is the first child */

        Path = Op->Asl.Child->Asl.Value.String;
        if (Op->Asl.AmlOpcode == AML_ALIAS_OP)
        {
            /*
             * ALIAS is the only oddball opcode, the name declaration
             * (alias name) is the second operand
             */
            Path = Op->Asl.Child->Asl.Next->Asl.Value.String;
        }
    }
    else if (OpInfo->Flags & AML_CREATE)
    {
        /* Name must appear as the last parameter */

        NextOp = Op->Asl.Child;
        while (!(NextOp->Asl.CompileFlags & OP_IS_NAME_DECLARATION))
        {
            NextOp = NextOp->Asl.Next;
        }

        Path = NextOp->Asl.Value.String;
    }
    else
    {
        Path = Op->Asl.Value.String;
    }

    ObjectType = AslMapNamedOpcodeToDataType (Op->Asl.AmlOpcode);
    ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
        "Type=%s\n", AcpiUtGetTypeName (ObjectType)));

    /*
     * Lookup the name in the namespace. Name must exist at this point, or it
     * is an invalid reference.
     *
     * The namespace is also used as a lookup table for references to resource
     * descriptors and the fields within them.
     */
    AslGbl_NsLookupCount++;

    Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ObjectType,
        ACPI_IMODE_EXECUTE, Flags, WalkState, &Node);
    if (ACPI_FAILURE (Status))
    {
        if (Status == AE_NOT_FOUND)
        {
            /*
             * We didn't find the name reference by path -- we can qualify this
             * a little better before we print an error message
             */
            if (strlen (Path) == ACPI_NAME_SIZE)
            {
                /* A simple, one-segment ACPI name */

                if (XfObjectExists (Path))
                {
                    /*
                     * There exists such a name, but we couldn't get to it
                     * from this scope
                     */
                    AslError (ASL_ERROR, ASL_MSG_NOT_REACHABLE, Op,
                        Op->Asl.ExternalName);
                }
                else
                {
                    /* The name doesn't exist, period */

                    AslError (ASL_ERROR, ASL_MSG_NOT_EXIST,
                        Op, Op->Asl.ExternalName);
                }
            }
            else
            {
                /* The NamePath contains multiple NameSegs */

                if ((OpInfo->Flags & AML_CREATE) ||
                    (OpInfo->ObjectType == ACPI_TYPE_LOCAL_ALIAS))
                {
                    /*
                     * The new name is the last parameter. For the
                     * CreateXXXXField and Alias operators
                     */
                    NextOp = Op->Asl.Child;
                    while (!(NextOp->Asl.CompileFlags & OP_IS_NAME_DECLARATION))
                    {
                        NextOp = NextOp->Asl.Next;
                    }

                    AslError (ASL_ERROR, ASL_MSG_PREFIX_NOT_EXIST, NextOp,
                        NextOp->Asl.ExternalName);
                }
                else if (OpInfo->Flags & AML_NAMED)
                {
                    /* The new name is the first parameter */

                    AslError (ASL_ERROR, ASL_MSG_PREFIX_NOT_EXIST, Op,
                        Op->Asl.ExternalName);
                }
                else if (Path[0] == AML_ROOT_PREFIX)
                {
                    /* Full namepath from root, the object does not exist */

                    AslError (ASL_ERROR, ASL_MSG_NOT_EXIST, Op,
                        Op->Asl.ExternalName);
                }
                else
                {
                    /*
                     * Generic "not found" error. Cannot determine whether it
                     * doesn't exist or just can't be reached. However, we
                     * can differentiate between a NameSeg vs. NamePath.
                     */
                    if (strlen (Op->Asl.ExternalName) == ACPI_NAME_SIZE)
                    {
                        AslError (ASL_ERROR, ASL_MSG_NOT_FOUND, Op,
                            Op->Asl.ExternalName);
                    }
                    else
                    {
                        AslError (ASL_ERROR, ASL_MSG_NAMEPATH_NOT_EXIST, Op,
                            Op->Asl.ExternalName);
                    }
                }
            }

            Status = AE_OK;
        }

        return_ACPI_STATUS (Status);
    }

    /* Check for an attempt to access an object in another method */

    if (!XfValidateCrossReference (Op, OpInfo, Node))
    {
        AslError (ASL_ERROR, ASL_MSG_TEMPORARY_OBJECT, Op,
            Op->Asl.ExternalName);
        return_ACPI_STATUS (Status);
    }

    /* Object was found above, check for an illegal forward reference */

    if (Op->Asl.CompileFlags & OP_NOT_FOUND_DURING_LOAD)
    {
        /*
         * During the load phase, this Op was flagged as a possible
         * illegal forward reference
         *
         * Note: Allow "forward references" from within a method to an
         * object that is not within any method (module-level code)
         */
        if (!WalkState->ScopeInfo || (UtGetParentMethod (Node) &&
            !UtNodeIsDescendantOf (WalkState->ScopeInfo->Scope.Node,
                UtGetParentMethod (Node))))
        {
            AslError (ASL_ERROR, ASL_MSG_ILLEGAL_FORWARD_REF, Op,
                Op->Asl.ExternalName);
        }
    }

    /* Check for a reference vs. name declaration */

    if (!(OpInfo->Flags & AML_NAMED) &&
        !(OpInfo->Flags & AML_CREATE))
    {
        /* This node has been referenced, mark it for reference check */

        Node->Flags |= ANOBJ_IS_REFERENCED;
    }

    /* Attempt to optimize the NamePath */

    OptOptimizeNamePath (Op, OpInfo->Flags, WalkState, Path, Node);

    /*
     * 1) Dereference an alias (A name reference that is an alias)
     *    Aliases are not nested, the alias always points to the final object
     */
    if ((Op->Asl.ParseOpcode != PARSEOP_ALIAS) &&
        (Node->Type == ACPI_TYPE_LOCAL_ALIAS))
    {
        /* This node points back to the original PARSEOP_ALIAS */

        NextOp = Node->Op;

        /* The first child is the alias target op */

        NextOp = NextOp->Asl.Child;

        /* That in turn points back to original target alias node */

        if (NextOp->Asl.Node)
        {
            Node = NextOp->Asl.Node;
        }

        /* Else - forward reference to alias, will be resolved later */
    }

    /* 2) Check for a reference to a resource descriptor */

    if ((Node->Type == ACPI_TYPE_LOCAL_RESOURCE_FIELD) ||
        (Node->Type == ACPI_TYPE_LOCAL_RESOURCE))
    {
        /*
         * This was a reference to a field within a resource descriptor.
         * Extract the associated field offset (either a bit or byte
         * offset depending on the field type) and change the named
         * reference into an integer for AML code generation
         */
        Offset = Node->Value;
        TagBitLength = Node->Length;

        /*
         * If a field is being created, generate the length (in bits) of
         * the field. Note: Opcodes other than CreateXxxField and Index
         * can come through here. For other opcodes, we just need to
         * convert the resource tag reference to an integer offset.
         */
        switch (Op->Asl.Parent->Asl.AmlOpcode)
        {
        case AML_CREATE_FIELD_OP: /* Variable "Length" field, in bits */
            /*
             * We know the length operand is an integer constant because
             * we know that it contains a reference to a resource
             * descriptor tag.
             */
            FieldBitLength = (UINT32) Op->Asl.Next->Asl.Value.Integer;
            break;

        case AML_CREATE_BIT_FIELD_OP:

            FieldBitLength = 1;
            break;

        case AML_CREATE_BYTE_FIELD_OP:
        case AML_INDEX_OP:

            FieldBitLength = 8;
            break;

        case AML_CREATE_WORD_FIELD_OP:

            FieldBitLength = 16;
            break;

        case AML_CREATE_DWORD_FIELD_OP:

            FieldBitLength = 32;
            break;

        case AML_CREATE_QWORD_FIELD_OP:

            FieldBitLength = 64;
            break;

        default:

            FieldBitLength = 0;
            break;
        }

        /* Check the field length against the length of the resource tag */

        if (FieldBitLength)
        {
            if (TagBitLength < FieldBitLength)
            {
                Message = ASL_MSG_TAG_SMALLER;
            }
            else if (TagBitLength > FieldBitLength)
            {
                Message = ASL_MSG_TAG_LARGER;
            }

            if (Message)
            {
                sprintf (AslGbl_MsgBuffer,
                    "Size mismatch, Tag: %u bit%s, Field: %u bit%s",
                    TagBitLength, (TagBitLength > 1) ? "s" : "",
                    FieldBitLength, (FieldBitLength > 1) ? "s" : "");

                AslError (ASL_WARNING, Message, Op, AslGbl_MsgBuffer);
            }
        }

        /* Convert the BitOffset to a ByteOffset for certain opcodes */

        switch (Op->Asl.Parent->Asl.AmlOpcode)
        {
        case AML_CREATE_BYTE_FIELD_OP:
        case AML_CREATE_WORD_FIELD_OP:
        case AML_CREATE_DWORD_FIELD_OP:
        case AML_CREATE_QWORD_FIELD_OP:
        case AML_INDEX_OP:

            Offset = ACPI_DIV_8 (Offset);
            break;

        default:

            break;
        }

        /* Now convert this node to an integer whose value is the field offset */

        Op->Asl.AmlLength = 0;
        Op->Asl.ParseOpcode = PARSEOP_INTEGER;
        Op->Asl.Value.Integer = (UINT64) Offset;
        Op->Asl.CompileFlags |= OP_IS_RESOURCE_FIELD;

        OpcGenerateAmlOpcode (Op);
    }

    /* 3) Check for a method invocation */

    else if ((((Op->Asl.ParseOpcode == PARSEOP_NAMESTRING) || (Op->Asl.ParseOpcode == PARSEOP_NAMESEG)) &&
                (Node->Type == ACPI_TYPE_METHOD) &&
                (Op->Asl.Parent) &&
                (Op->Asl.Parent->Asl.ParseOpcode != PARSEOP_METHOD))   ||

                (Op->Asl.ParseOpcode == PARSEOP_METHODCALL))
    {
        /*
         * A reference to a method within one of these opcodes is not an
         * invocation of the method, it is simply a reference to the method.
         *
         * September 2016: Removed DeRefOf from this list
         */
        if ((Op->Asl.Parent) &&
            ((Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_REFOF)     ||
            (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_PACKAGE)    ||
            (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_VAR_PACKAGE)||
            (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_OBJECTTYPE)))
        {
            return_ACPI_STATUS (AE_OK);
        }

        /*
         * There are two types of method invocation:
         * 1) Invocation with arguments -- the parser recognizes this
         *    as a METHODCALL.
         * 2) Invocation with no arguments --the parser cannot determine that
         *    this is a method invocation, therefore we have to figure it out
         *    here.
         */
        if (Node->Type != ACPI_TYPE_METHOD)
        {
            sprintf (AslGbl_MsgBuffer, "%s is a %s",
                Op->Asl.ExternalName, AcpiUtGetTypeName (Node->Type));

            AslError (ASL_ERROR, ASL_MSG_NOT_METHOD, Op, AslGbl_MsgBuffer);
            return_ACPI_STATUS (AE_OK);
        }

        /* Save the method node in the caller's op */

        Op->Asl.Node = Node;
        if (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_CONDREFOF)
        {
            return_ACPI_STATUS (AE_OK);
        }

        /*
         * This is a method invocation, with or without arguments.
         * Count the number of arguments, each appears as a child
         * under the parent node
         */
        Op->Asl.ParseOpcode = PARSEOP_METHODCALL;
        UtSetParseOpName (Op);

        PassedArgs = 0;
        NextOp = Op->Asl.Child;

        while (NextOp)
        {
            PassedArgs++;
            NextOp = NextOp->Asl.Next;
        }

        if (Node->Value != ASL_EXTERNAL_METHOD &&
            Op->Asl.Parent->Asl.ParseOpcode != PARSEOP_EXTERNAL)
        {
            /*
             * Check the parsed arguments with the number expected by the
             * method declaration itself
             */
            if (PassedArgs != Node->Value)
            {
                sprintf (AslGbl_MsgBuffer, "%s requires %u", Op->Asl.ExternalName,
                    Node->Value);

                if (PassedArgs < Node->Value)
                {
                    AslError (ASL_ERROR, ASL_MSG_ARG_COUNT_LO, Op, AslGbl_MsgBuffer);
                }
                else
                {
                    AslError (ASL_ERROR, ASL_MSG_ARG_COUNT_HI, Op, AslGbl_MsgBuffer);
                }
            }
        }
    }

    /* 4) Check for an ASL Field definition */

    else if ((Op->Asl.Parent) &&
            ((Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_FIELD)     ||
             (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_BANKFIELD)))
    {
        /*
         * Offset checking for fields. If the parent operation region has a
         * constant length (known at compile time), we can check fields
         * defined in that region against the region length. This will catch
         * fields and field units that cannot possibly fit within the region.
         *
         * Note: Index fields do not directly reference an operation region,
         * thus they are not included in this check.
         */
        if (Op == Op->Asl.Parent->Asl.Child)
        {
            /*
             * This is the first child of the field node, which is
             * the name of the region. Get the parse node for the
             * region -- which contains the length of the region.
             */
            OwningOp = Node->Op;
            Op->Asl.Parent->Asl.ExtraValue =
                ACPI_MUL_8 ((UINT32) OwningOp->Asl.Value.Integer);

            /* Examine the field access width */

            switch ((UINT8) Op->Asl.Parent->Asl.Value.Integer)
            {
            case AML_FIELD_ACCESS_ANY:
            case AML_FIELD_ACCESS_BYTE:
            case AML_FIELD_ACCESS_BUFFER:
            default:

                MinimumLength = 1;
                break;

            case AML_FIELD_ACCESS_WORD:

                MinimumLength = 2;
                break;

            case AML_FIELD_ACCESS_DWORD:

                MinimumLength = 4;
                break;

            case AML_FIELD_ACCESS_QWORD:

                MinimumLength = 8;
                break;
            }

            /*
             * Is the region at least as big as the access width?
             * Note: DataTableRegions have 0 length
             */
            if (((UINT32) OwningOp->Asl.Value.Integer) &&
                ((UINT32) OwningOp->Asl.Value.Integer < MinimumLength))
            {
                AslError (ASL_ERROR, ASL_MSG_FIELD_ACCESS_WIDTH, Op, NULL);
            }

            /*
             * Check EC/CMOS/SMBUS fields to make sure that the correct
             * access type is used (BYTE for EC/CMOS, BUFFER for SMBUS)
             */
            SpaceIdOp = OwningOp->Asl.Child->Asl.Next;
            switch ((UINT32) SpaceIdOp->Asl.Value.Integer)
            {
            case ACPI_ADR_SPACE_EC:
            case ACPI_ADR_SPACE_CMOS:
            case ACPI_ADR_SPACE_GPIO:

                if ((UINT8) Op->Asl.Parent->Asl.Value.Integer !=
                    AML_FIELD_ACCESS_BYTE)
                {
                    AslError (ASL_ERROR, ASL_MSG_REGION_BYTE_ACCESS, Op, NULL);
                }
                break;

            case ACPI_ADR_SPACE_SMBUS:
            case ACPI_ADR_SPACE_IPMI:
            case ACPI_ADR_SPACE_GSBUS:

                if ((UINT8) Op->Asl.Parent->Asl.Value.Integer !=
                    AML_FIELD_ACCESS_BUFFER)
                {
                    AslError (ASL_ERROR, ASL_MSG_REGION_BUFFER_ACCESS, Op, NULL);
                }
                break;

            default:

                /* Nothing to do for other address spaces */

                break;
            }
        }
        else
        {
            /*
             * This is one element of the field list. Check to make sure
             * that it does not go beyond the end of the parent operation region.
             *
             * In the code below:
             *    Op->Asl.Parent->Asl.ExtraValue      - Region Length (bits)
             *    Op->Asl.ExtraValue                  - Field start offset (bits)
             *    Op->Asl.Child->Asl.Value.Integer32  - Field length (bits)
             *    Op->Asl.Child->Asl.ExtraValue       - Field access width (bits)
             */
            if (Op->Asl.Parent->Asl.ExtraValue && Op->Asl.Child)
            {
                XfCheckFieldRange (Op,
                    Op->Asl.Parent->Asl.ExtraValue,
                    Op->Asl.ExtraValue,
                    (UINT32) Op->Asl.Child->Asl.Value.Integer,
                    Op->Asl.Child->Asl.ExtraValue);
            }
        }
    }

    /* 5) Check for a connection object */
#if 0
    else if (Op->Asl.Parent->Asl.ParseOpcode == PARSEOP_CONNECTION)
    {
        return_ACPI_STATUS (Status);
    }
#endif

    Op->Asl.Node = Node;
    return_ACPI_STATUS (Status);
}
Пример #26
0
static ACPI_STATUS
DtParseLine (
    char                    *LineBuffer,
    UINT32                  Line,
    UINT32                  Offset)
{
    char                    *Start;
    char                    *End;
    char                    *TmpName;
    char                    *TmpValue;
    char                    *Name;
    char                    *Value;
    char                    *Colon;
    UINT32                  Length;
    DT_FIELD                *Field;
    UINT32                  Column;
    UINT32                  NameColumn;
    BOOLEAN                 IsNullString = FALSE;


    if (!LineBuffer)
    {
        return (AE_OK);
    }

    /* All lines after "Raw Table Data" are ingored */

    if (strstr (LineBuffer, ACPI_RAW_TABLE_DATA_HEADER))
    {
        return (AE_NOT_FOUND);
    }

    Colon = strchr (LineBuffer, ':');
    if (!Colon)
    {
        return (AE_OK);
    }

    Start = LineBuffer;
    End = Colon;

    while (Start < Colon)
    {
        if (*Start == ' ')
        {
            Start++;
            continue;
        }

        /* Found left bracket, go to the right bracket */

        if (*Start == '[')
        {
            while (Start < Colon && *Start != ']')
            {
                Start++;
            }

            if (Start == Colon)
            {
                break;
            }

            Start++;
            continue;
        }

        break;
    }

    /*
     * There are two column values. One for the field name,
     * and one for the field value.
     */
    Column = ACPI_PTR_DIFF (Colon, LineBuffer) + 3;
    NameColumn = ACPI_PTR_DIFF (Start, LineBuffer) + 1;

    Length = ACPI_PTR_DIFF (End, Start);

    TmpName = UtLocalCalloc (Length + 1);
    ACPI_STRNCPY (TmpName, Start, Length);
    Name = DtTrim (TmpName);
    ACPI_FREE (TmpName);

    Start = End = (Colon + 1);
    while (*End)
    {
        /* Found left quotation, go to the right quotation and break */

        if (*End == '"')
        {
            End++;

            /* Check for an explicit null string */

            if (*End == '"')
            {
                IsNullString = TRUE;
            }
            while (*End && (*End != '"'))
            {
                End++;
            }

            End++;
            break;
        }

        /*
         * Special "comment" fields at line end, ignore them.
         * Note: normal slash-slash and slash-asterisk comments are
         * stripped already by the DtGetNextLine parser.
         *
         * TBD: Perhaps DtGetNextLine should parse the following type
         * of comments also.
         */
        if (*End == '[')
        {
            End--;
            break;
        }
        End++;
    }

    Length = ACPI_PTR_DIFF (End, Start);
    TmpValue = UtLocalCalloc (Length + 1);

    ACPI_STRNCPY (TmpValue, Start, Length);
    Value = DtTrim (TmpValue);
    ACPI_FREE (TmpValue);

    /* Create a new field object only if we have a valid value field */

    if ((Value && *Value) || IsNullString)
    {
        Field = UtLocalCalloc (sizeof (DT_FIELD));
        Field->Name = Name;
        Field->Value = Value;
        Field->Line = Line;
        Field->ByteOffset = Offset;
        Field->NameColumn = NameColumn;
        Field->Column = Column;

        DtLinkField (Field);
    }
    else /* Ignore this field, it has no valid data */
    {
        ACPI_FREE (Name);
        ACPI_FREE (Value);
    }

    return (AE_OK);
}
Пример #27
0
void
AslCommonError (
    UINT8                   Level,
    UINT16                  MessageId,
    UINT32                  CurrentLineNumber,
    UINT32                  LogicalLineNumber,
    UINT32                  LogicalByteOffset,
    UINT32                  Column,
    char                    *Filename,
    char                    *ExtraMessage)
{
    char                    *MessageBuffer = NULL;
    ASL_ERROR_MSG           *Enode;


    Enode = UtLocalCalloc (sizeof (ASL_ERROR_MSG));

    if (ExtraMessage)
    {
        /* Allocate a buffer for the message and a new error node */

        MessageBuffer = UtLocalCalloc (strlen (ExtraMessage) + 1);

        /* Keep a copy of the extra message */

        ACPI_STRCPY (MessageBuffer, ExtraMessage);
    }

    /* Initialize the error node */

    if (Filename)
    {
        Enode->Filename       = Filename;
        Enode->FilenameLength = strlen (Filename);
        if (Enode->FilenameLength < 6)
        {
            Enode->FilenameLength = 6;
        }
    }

    Enode->MessageId            = MessageId;
    Enode->Level                = Level;
    Enode->LineNumber           = CurrentLineNumber;
    Enode->LogicalLineNumber    = LogicalLineNumber;
    Enode->LogicalByteOffset    = LogicalByteOffset;
    Enode->Column               = Column;
    Enode->Message              = MessageBuffer;
    Enode->SourceLine           = NULL;

    /* Add the new node to the error node list */

    AeAddToErrorLog (Enode);

    if (Gbl_DebugFlag)
    {
        /* stderr is a file, send error to it immediately */

        AePrintException (ASL_FILE_STDERR, Enode, NULL);
    }

    Gbl_ExceptionCount[Level]++;
    if (Gbl_ExceptionCount[ASL_ERROR] > ASL_MAX_ERROR_COUNT)
    {
        printf ("\nMaximum error count (%u) exceeded\n", ASL_MAX_ERROR_COUNT);

        Gbl_SourceLine = 0;
        Gbl_NextError = Gbl_ErrorLog;
        CmCleanupAndExit ();
        exit(1);
    }

    return;
}
Пример #28
0
void
AslCommonError2 (
    UINT8                   Level,
    UINT16                  MessageId,
    UINT32                  LineNumber,
    UINT32                  Column,
    char                    *SourceLine,
    char                    *Filename,
    char                    *ExtraMessage)
{
    char                    *MessageBuffer = NULL;
    char                    *LineBuffer;
    ASL_ERROR_MSG           *Enode;


    Enode = UtLocalCalloc (sizeof (ASL_ERROR_MSG));

    if (ExtraMessage)
    {
        /* Allocate a buffer for the message and a new error node */

        MessageBuffer = UtLocalCalloc (strlen (ExtraMessage) + 1);

        /* Keep a copy of the extra message */

        ACPI_STRCPY (MessageBuffer, ExtraMessage);
    }

    LineBuffer = UtLocalCalloc (strlen (SourceLine) + 1);
    ACPI_STRCPY (LineBuffer, SourceLine);

    /* Initialize the error node */

    if (Filename)
    {
        Enode->Filename       = Filename;
        Enode->FilenameLength = strlen (Filename);
        if (Enode->FilenameLength < 6)
        {
            Enode->FilenameLength = 6;
        }
    }

    Enode->MessageId            = MessageId;
    Enode->Level                = Level;
    Enode->LineNumber           = LineNumber;
    Enode->LogicalLineNumber    = LineNumber;
    Enode->LogicalByteOffset    = 0;
    Enode->Column               = Column;
    Enode->Message              = MessageBuffer;
    Enode->SourceLine           = LineBuffer;

    /* Add the new node to the error node list */

    AeAddToErrorLog (Enode);

    if (Gbl_DebugFlag)
    {
        /* stderr is a file, send error to it immediately */

        AePrintException (ASL_FILE_STDERR, Enode, NULL);
    }

    Gbl_ExceptionCount[Level]++;
}
Пример #29
0
static char *
DtTrim (
    char                    *String)
{
    char                    *Start;
    char                    *End;
    char                    *ReturnString;
    ACPI_SIZE               Length;


    /* Skip lines that start with a space */

    if (!ACPI_STRCMP (String, " "))
    {
        ReturnString = UtLocalCalloc (1);
        return (ReturnString);
    }

    /* Setup pointers to start and end of input string */

    Start = String;
    End = String + ACPI_STRLEN (String) - 1;

    /* Find first non-whitespace character */

    while ((Start <= End) && ((*Start == ' ') || (*Start == '\t')))
    {
        Start++;
    }

    /* Find last non-space character */

    while (End >= Start)
    {
        if (*End == '\r' || *End == '\n')
        {
            End--;
            continue;
        }

        if (*End != ' ')
        {
            break;
        }

        End--;
    }

    /* Remove any quotes around the string */

    if (*Start == '\"')
    {
        Start++;
    }
    if (*End == '\"')
    {
        End--;
    }

    /* Create the trimmed return string */

    Length = ACPI_PTR_DIFF (End, Start) + 1;
    ReturnString = UtLocalCalloc (Length + 1);
    if (ACPI_STRLEN (Start))
    {
        ACPI_STRNCPY (ReturnString, Start, Length);
    }

    ReturnString[Length] = 0;
    return (ReturnString);
}
Пример #30
0
ACPI_PARSE_OBJECT *
TrCreateConstantLeafNode (
    UINT32                  ParseOpcode)
{
    ACPI_PARSE_OBJECT       *Op = NULL;
    time_t                  CurrentTime;
    char                    *StaticTimeString;
    char                    *TimeString;
    char                    *Path;
    char                    *Filename;


    switch (ParseOpcode)
    {
    case PARSEOP___LINE__:

        Op = TrAllocateNode (PARSEOP_INTEGER);
        Op->Asl.Value.Integer = Op->Asl.LineNumber;
        break;

    case PARSEOP___PATH__:

        Op = TrAllocateNode (PARSEOP_STRING_LITERAL);

        /* Op.Asl.Filename contains the full pathname to the file */

        Op->Asl.Value.String = Op->Asl.Filename;
        break;

    case PARSEOP___FILE__:

        Op = TrAllocateNode (PARSEOP_STRING_LITERAL);

        /* Get the simple filename from the full path */

        FlSplitInputPathname (Op->Asl.Filename, &Path, &Filename);
        ACPI_FREE (Path);
        Op->Asl.Value.String = Filename;
        break;

    case PARSEOP___DATE__:

        Op = TrAllocateNode (PARSEOP_STRING_LITERAL);

        /* Get a copy of the current time */

        CurrentTime = time (NULL);
        StaticTimeString = ctime (&CurrentTime);
        TimeString = UtLocalCalloc (strlen (StaticTimeString) + 1);
        strcpy (TimeString, StaticTimeString);

        TimeString[strlen(TimeString) -1] = 0;  /* Remove trailing newline */
        Op->Asl.Value.String = TimeString;
        break;

    default: /* This would be an internal error */

        return (NULL);
    }

    DbgPrint (ASL_PARSE_OUTPUT,
        "\nCreateConstantLeafNode  Ln/Col %u/%u NewNode %p  Op %s  Value %8.8X%8.8X  ",
        Op->Asl.LineNumber, Op->Asl.Column, Op, UtGetOpName (ParseOpcode),
        ACPI_FORMAT_UINT64 (Op->Asl.Value.Integer));
    return (Op);
}