aboutsummaryrefslogtreecommitdiff
path: root/source/compiler/dttable.c
diff options
context:
space:
mode:
Diffstat (limited to 'source/compiler/dttable.c')
-rw-r--r--source/compiler/dttable.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/source/compiler/dttable.c b/source/compiler/dttable.c
index 2e8ac0abd0a0..95110a757ac7 100644
--- a/source/compiler/dttable.c
+++ b/source/compiler/dttable.c
@@ -420,6 +420,94 @@ DtCompileCpep (
/******************************************************************************
*
+ * FUNCTION: DtCompileCsrt
+ *
+ * PARAMETERS: List - Current field list pointer
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Compile CSRT.
+ *
+ *****************************************************************************/
+
+ACPI_STATUS
+DtCompileCsrt (
+ void **List)
+{
+ ACPI_STATUS Status = AE_OK;
+ DT_SUBTABLE *Subtable;
+ DT_SUBTABLE *ParentTable;
+ DT_FIELD **PFieldList = (DT_FIELD **) List;
+ UINT32 DescriptorCount;
+ UINT32 GroupLength;
+
+
+ /* Sub-tables (Resource Groups) */
+
+ while (*PFieldList)
+ {
+ /* Resource group subtable */
+
+ Status = DtCompileTable (PFieldList, AcpiDmTableInfoCsrt0,
+ &Subtable, TRUE);
+ if (ACPI_FAILURE (Status))
+ {
+ return (Status);
+ }
+
+ /* Compute the number of resource descriptors */
+
+ GroupLength =
+ (ACPI_CAST_PTR (ACPI_CSRT_GROUP,
+ Subtable->Buffer))->Length -
+ (ACPI_CAST_PTR (ACPI_CSRT_GROUP,
+ Subtable->Buffer))->SharedInfoLength -
+ sizeof (ACPI_CSRT_GROUP);
+
+ DescriptorCount = (GroupLength /
+ sizeof (ACPI_CSRT_DESCRIPTOR));
+
+ ParentTable = DtPeekSubtable ();
+ DtInsertSubtable (ParentTable, Subtable);
+ DtPushSubtable (Subtable);
+
+ /* Shared info subtable (One per resource group) */
+
+ Status = DtCompileTable (PFieldList, AcpiDmTableInfoCsrt1,
+ &Subtable, TRUE);
+ if (ACPI_FAILURE (Status))
+ {
+ return (Status);
+ }
+
+ ParentTable = DtPeekSubtable ();
+ DtInsertSubtable (ParentTable, Subtable);
+
+ /* Sub-Subtables (Resource Descriptors) */
+
+ while (*PFieldList && DescriptorCount)
+ {
+ Status = DtCompileTable (PFieldList, AcpiDmTableInfoCsrt2,
+ &Subtable, TRUE);
+ if (ACPI_FAILURE (Status))
+ {
+ return (Status);
+ }
+
+ ParentTable = DtPeekSubtable ();
+ DtInsertSubtable (ParentTable, Subtable);
+ DescriptorCount--;
+ }
+
+ DtPopSubtable ();
+ }
+
+ return (Status);
+}
+
+
+/******************************************************************************
+ *
* FUNCTION: DtCompileDmar
*
* PARAMETERS: List - Current field list pointer