void
DtDetectAllLabels (
DT_FIELD *FieldList)
{
ACPI_DMTABLE_INFO *Info;
DT_FIELD *GenericField;
UINT32 TableOffset;
TableOffset = Gbl_CurrentTableOffset;
GenericField = FieldList;
/*
* Process all "Label:" fields within the parse tree. We need
* to know the offsets for all labels before we can compile
* the parse tree in order to handle forward references. Traverse
* tree and get/set all field lengths of all operators in order to
* determine the label offsets.
*/
while (GenericField)
{
Info = DtGetGenericTableInfo (GenericField->Name);
if (Info)
{
/* Maintain table offsets */
GenericField->TableOffset = TableOffset;
TableOffset += DtGetFieldLength (GenericField, Info);
/* Insert all labels in the global label list */
if (Info->Opcode == ACPI_DMT_LABEL)
{
DtInsertLabelField (GenericField);
}
}
GenericField = GenericField->Next;
}
}
ACPI_STATUS
DtCompileGeneric (
void **List)
{
ACPI_STATUS Status;
DT_SUBTABLE *Subtable;
DT_SUBTABLE *ParentTable;
DT_FIELD **PFieldList = (DT_FIELD **) List;
ACPI_DMTABLE_INFO *Info;
ParentTable = DtPeekSubtable ();
/*
* Compile the "generic" portion of the table. This
* part of the table is not predefined and any of the generic
* operators may be used.
*/
/* Find any and all labels in the entire generic portion */
DtDetectAllLabels (*PFieldList);
/* Now we can actually compile the parse tree */
while (*PFieldList)
{
Info = DtGetGenericTableInfo ((*PFieldList)->Name);
if (!Info)
{
sprintf (MsgBuffer, "Generic data type \"%s\" not found",
(*PFieldList)->Name);
DtNameError (ASL_ERROR, ASL_MSG_INVALID_FIELD_NAME,
(*PFieldList), MsgBuffer);
*PFieldList = (*PFieldList)->Next;
continue;
}
Status = DtCompileTable (PFieldList, Info,
&Subtable, TRUE);
if (ACPI_SUCCESS (Status))
{
DtInsertSubtable (ParentTable, Subtable);
}
else
{
*PFieldList = (*PFieldList)->Next;
if (Status == AE_NOT_FOUND)
{
sprintf (MsgBuffer, "Generic data type \"%s\" not found",
(*PFieldList)->Name);
DtNameError (ASL_ERROR, ASL_MSG_INVALID_FIELD_NAME,
(*PFieldList), MsgBuffer);
}
}
}
return (AE_OK);
}
