asllisting.c

acpi tools for linux include acpiexec and acpixtract

 *              FileId          - ID of current listing file
 *
 * RETURN:      None.
 *
 * DESCRIPTION: Write "a node" to the listing file.  This means to
 *              1) Write out all of the source text associated with the node
 *              2) Write out all of the AML bytes associated with the node
 *              3) Write any compiler exceptions associated with the node
 *
 ******************************************************************************/

static void
LsWriteNodeToListing (
    ACPI_PARSE_OBJECT       *Op,
    UINT32                  FileId)
{
    const ACPI_OPCODE_INFO  *OpInfo;
    UINT32                  OpClass;
    char                    *Pathname;
    UINT32                  Length;
    UINT32                  i;


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

    /* TBD: clean this up with a single flag that says:
     * I start a named output block
     */
    if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
    {
        switch (Op->Asl.ParseOpcode)
        {
        case PARSEOP_DEFINITIONBLOCK:
        case PARSEOP_METHODCALL:
        case PARSEOP_INCLUDE:
        case PARSEOP_INCLUDE_END:
        case PARSEOP_DEFAULT_ARG:

            break;

        default:
            switch (OpClass)
            {
            case AML_CLASS_NAMED_OBJECT:
                switch (Op->Asl.AmlOpcode)
                {
                case AML_SCOPE_OP:
                case AML_ALIAS_OP:
                    break;

                default:
                    if (Op->Asl.ExternalName)
                    {
                        LsFlushListingBuffer (FileId);
                        FlPrintFile (FileId, "    };\n");
                    }
                    break;
                }
                break;

            default:
                /* Don't care about other objects */
                break;
            }
            break;
        }
    }

    /* These cases do not have a corresponding AML opcode */

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

        LsWriteSourceLines (Op->Asl.EndLine, Op->Asl.EndLogicalLine, FileId);

        /* Use the table Signature and TableId to build a unique name */

        if (FileId == ASL_FILE_ASM_SOURCE_OUTPUT)
        {
            FlPrintFile (FileId,
                "%s_%s_Header \\\n",
                Gbl_TableSignature, Gbl_TableId);
        }
        if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
        {
            FlPrintFile (FileId,
                "    unsigned char    %s_%s_Header [] =\n    {\n",
                Gbl_TableSignature, Gbl_TableId);
        }
        if (FileId == ASL_FILE_ASM_INCLUDE_OUTPUT)
        {
            FlPrintFile (FileId,
                "extrn %s_%s_Header : byte\n",
                Gbl_TableSignature, Gbl_TableId);
        }
        if (FileId == ASL_FILE_C_INCLUDE_OUTPUT)
        {
            FlPrintFile (FileId,
                "extern unsigned char    %s_%s_Header [];\n",
                Gbl_TableSignature, Gbl_TableId);
        }
        return;


    case PARSEOP_METHODCALL:

        LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.LogicalLineNumber,
            FileId);
        return;


    case PARSEOP_INCLUDE:

        /* Flush everything up to and including the include source line */

        LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.LogicalLineNumber,
            FileId);

        /* Create a new listing node and push it */

        LsPushNode (Op->Asl.Child->Asl.Value.String);
        return;


    case PARSEOP_INCLUDE_END:

        /* Flush out the rest of the include file */

        LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.LogicalLineNumber,
            FileId);

        /* Pop off this listing node and go back to the parent file */

        (void) LsPopNode ();
        return;


    case PARSEOP_DEFAULT_ARG:

        if (Op->Asl.CompileFlags & NODE_IS_RESOURCE_DESC)
        {
            LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.EndLogicalLine,
                FileId);
        }
        return;


    default:
        /* All other opcodes have an AML opcode */
        break;
    }

    /*
     * Otherwise, we look at the AML opcode because we can
     * switch on the opcode type, getting an entire class
     * at once
     */
    switch (OpClass)
    {
    case AML_CLASS_ARGUMENT:       /* argument type only */
    case AML_CLASS_INTERNAL:

        break;


    case AML_CLASS_NAMED_OBJECT:

        switch (Op->Asl.AmlOpcode)
        {
        case AML_FIELD_OP:
        case AML_INDEX_FIELD_OP:
        case AML_BANK_FIELD_OP:

            /*
             * For fields, we want to dump all the AML after the
             * entire definition
             */
            LsWriteSourceLines (Op->Asl.EndLine, Op->Asl.EndLogicalLine,
                FileId);
            break;

        case AML_NAME_OP:

            if (Op->Asl.CompileFlags & NODE_IS_RESOURCE_DESC)
            {
                LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.LogicalLineNumber,
                    FileId);
            }
            else
            {
                /*
                 * For fields, we want to dump all the AML after the
                 * entire definition
                 */
                LsWriteSourceLines (Op->Asl.EndLine, Op->Asl.EndLogicalLine,
                    FileId);
            }
            break;

        default:
            LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.LogicalLineNumber,
                FileId);
            break;
        }

        switch (Op->Asl.AmlOpcode)
        {
        case AML_SCOPE_OP:
        case AML_ALIAS_OP:

            /* These opcodes do not declare a new object, ignore them */

            break;

        default:

            /* All other named object opcodes come here */

            switch (FileId)
            {
            case ASL_FILE_ASM_SOURCE_OUTPUT:
            case ASL_FILE_C_SOURCE_OUTPUT:
            case ASL_FILE_ASM_INCLUDE_OUTPUT:
            case ASL_FILE_C_INCLUDE_OUTPUT:

                /*
                 * For named objects, we will create a valid symbol so that the
                 * AML code can be referenced from C or ASM
                 */
                if (Op->Asl.ExternalName)
                {
                    /* Get the full pathname associated with this node */

                    Pathname = AcpiNsGetExternalPathname (Op->Asl.Node);
                    Length = strlen (Pathname);
                    if (Length >= 4)
                    {
                        /* Convert all dots in the path to underscores */

                        for (i = 0; i < Length; i++)
                        {
                            if (Pathname[i] == '.')
                            {
                                Pathname[i] = '_';
                            }
                        }

                        /* Create the appropriate symbol in the output file */

                        if (FileId == ASL_FILE_ASM_SOURCE_OUTPUT)
                        {
                            FlPrintFile (FileId,
                                "%s_%s_%s  \\\n",
                                Gbl_TableSignature, Gbl_TableId, &Pathname[1]);
                        }
                        if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
                        {
                            FlPrintFile (FileId,
                                "    unsigned char    %s_%s_%s [] =\n    {\n",
                                Gbl_TableSignature, Gbl_TableId, &Pathname[1]);
                        }
                        if (FileId == ASL_FILE_ASM_INCLUDE_OUTPUT)
                        {
                            FlPrintFile (FileId,
                                "extrn %s_%s_%s : byte\n",
                                Gbl_TableSignature, Gbl_TableId, &Pathname[1]);
                        }
                        if (FileId == ASL_FILE_C_INCLUDE_OUTPUT)
                        {
                            FlPrintFile (FileId,
                                "extern unsigned char    %s_%s_%s [];\n",
                                Gbl_TableSignature, Gbl_TableId, &Pathname[1]);
                        }
                    }
                    ACPI_FREE (Pathname);
                }
                break;

            default:
                /* Nothing to do for listing file */
                break;
            }
        }
        break;

    case AML_CLASS_EXECUTE:
    case AML_CLASS_CREATE:
    default:

        if ((Op->Asl.ParseOpcode == PARSEOP_BUFFER) &&
            (Op->Asl.CompileFlags & NODE_IS_RESOURCE_DESC))
        {
            return;
        }

        LsWriteSourceLines (Op->Asl.LineNumber, Op->Asl.LogicalLineNumber,
            FileId);
        break;

    case AML_CLASS_UNKNOWN:
        break;
    }
}


/*******************************************************************************
 *
 * FUNCTION:    LsDoHexOutput
 *
 * PARAMETERS:  None
 *
 * RETURN:      None.
 *
 * DESCRIPTION: Create the hex output file.
 *
 ******************************************************************************/

void
LsDoHexOutput (
    void)
{

    switch (Gbl_HexOutputFlag)
    {
    case HEX_OUTPUT_C:

        LsDoHexOutputC ();
        break;

    case HEX_OUTPUT_ASM:

        LsDoHexOutputAsm ();
        break;

    default:
        /* No other output types supported */
        break;
    }
}


/*******************************************************************************
 *
 * FUNCTION:    LsDoHexOutputC
 *
 * PARAMETERS:  None
 *
 * RETURN:      None.
 *
 * DESCRIPTION: Create the hex output file.  This is the same data as the AML
 *              output file, but formatted into hex/ascii bytes suitable for
 *              inclusion into a C source file.
 *
 ******************************************************************************/

static void
LsDoHexOutputC (
    void)
{
    UINT32                  j;
    UINT8                   FileByte[HEX_TABLE_LINE_SIZE];
    UINT8                   Buffer[4];
    UINT32                  Offset = 0;


    FlPrintFile (ASL_FILE_HEX_OUTPUT, " * C source code output\n *\n */\n");
    FlPrintFile (ASL_FILE_HEX_OUTPUT, "unsigned char AmlCode[] =\n{\n");

    /* Start at the beginning of the AML file */

    FlSeekFile (ASL_FILE_AML_OUTPUT, 0);

    /* Process all AML bytes in the AML file */

    j = 0;
    while (FlReadFile (ASL_FILE_AML_OUTPUT, &FileByte[j], 1) == AE_OK)
    {
        if (j == 0)
        {
            FlPrintFile (ASL_FILE_HEX_OUTPUT, "    ");
        }

        /* Convert each AML byte to hex */

        UtConvertByteToHex (FileByte[j], Buffer);
        FlWriteFile (ASL_FILE_HEX_OUTPUT, Buffer, 4);
        FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");

        /* An occasional linefeed improves readability */

        Offset++;
        j++;

        if (j >= HEX_TABLE_LINE_SIZE)
        {
            /* End of line, emit the ascii dump of the entire line */

            FlPrintFile (ASL_FILE_HEX_OUTPUT,
                "  /* %8.8X", Offset - HEX_TABLE_LINE_SIZE);

            /* Write the ASCII character associated with each of the bytes */

            LsDumpAsciiInComment (ASL_FILE_HEX_OUTPUT,
                HEX_TABLE_LINE_SIZE, FileByte);
            FlPrintFile (ASL_FILE_HEX_OUTPUT, " */\n");

            /* Start new line */

            j = 0;
        }
    }

    FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n};\n");
    FlCloseFile (ASL_FILE_HEX_OUTPUT);
}


/*******************************************************************************
 *
 * FUNCTION:    LsDoHexOutputAsm
 *
 * PARAMETERS:  None
 *
 * RETURN:      None.
 *
 * DESCRIPTION: Create the hex output file.  This is the same data as the AML
 *              output file, but formatted into hex/ascii bytes suitable for
 *              inclusion into a ASM source file.
 *
 ******************************************************************************/

static void
LsDoHexOutputAsm (
    void)
{
    UINT32                  j;
    UINT8                   FileByte[HEX_TABLE_LINE_SIZE];
    UINT8                   Buffer[4];
    UINT32                  Offset = 0;
    BOOLEAN                 DoComma = FALSE;


    FlPrintFile (ASL_FILE_HEX_OUTPUT, "; Assembly code source output\n;\n");

    /* Start at the beginning of the AML file */

    FlSeekFile (ASL_FILE_AML_OUTPUT, 0);

    /* Process all AML bytes in the AML file */

    j = 0;
    while (FlReadFile (ASL_FILE_AML_OUTPUT, &FileByte[j], 1) == AE_OK)
    {
        if (j == 0)
        {
            FlPrintFile (ASL_FILE_HEX_OUTPUT, "  db  ");
        }
        else if (DoComma)
        {
            FlPrintFile (ASL_FILE_HEX_OUTPUT, ",");
            DoComma = FALSE;
        }

        /* Convert each AML byte to hex */

        UtConvertByteToAsmHex (FileByte[j], Buffer);
        FlWriteFile (ASL_FILE_HEX_OUTPUT, Buffer, 4);

        /* An occasional linefeed improves readability */

        Offset++;
        j++;
        if (j >= HEX_TABLE_LINE_SIZE)
        {
            FlPrintFile (ASL_FILE_HEX_OUTPUT,
                "  ;%8.8X", Offset - HEX_TABLE_LINE_SIZE);

            /* Write the ASCII character associated with each of the bytes */

            LsDumpAscii (ASL_FILE_HEX_OUTPUT, HEX_TABLE_LINE_SIZE, FileByte);
            FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
            j = 0;
        }
        else
        {
            DoComma = TRUE;
        }
    }

    FlPrintFile (ASL_FILE_HEX_OUTPUT, "\n");
    FlCloseFile (ASL_FILE_HEX_OUTPUT);
}