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authorLin Ming <ming.m.lin@intel.com>2008-04-10 17:06:42 +0200
committerLen Brown <len.brown@intel.com>2008-04-22 20:29:30 +0200
commitbc7a36ab74e09da7bb63e2477b0740ac992b290e (patch)
treef9384f3f0909e1da6f12fb55643de8de594551dd /drivers/acpi/executer/exresolv.c
parentACPICA: Bulletproof disassembler for bad ACPI tables (diff)
downloadlinux-bc7a36ab74e09da7bb63e2477b0740ac992b290e.tar.xz
linux-bc7a36ab74e09da7bb63e2477b0740ac992b290e.zip
ACPICA: Fixes for Unload and DDBHandles
Implemented support for the use of DDBHandles as an Indexed Reference, as per the ACPI spec. http://www.acpica.org/bugzilla/show_bug.cgi?id=486. Implemented support for UserTerm (Method invocation) for the Unload operator as per the ACPI spec. http://www.acpica.org/bugzilla/show_bug.cgi?id=580 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/executer/exresolv.c')
-rw-r--r--drivers/acpi/executer/exresolv.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/acpi/executer/exresolv.c b/drivers/acpi/executer/exresolv.c
index 9c3cdf61dc34..5b5b2ff45ea2 100644
--- a/drivers/acpi/executer/exresolv.c
+++ b/drivers/acpi/executer/exresolv.c
@@ -382,10 +382,10 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
}
/*
- * For reference objects created via the ref_of or Index operators,
- * we need to get to the base object (as per the ACPI specification
- * of the object_type and size_of operators). This means traversing
- * the list of possibly many nested references.
+ * For reference objects created via the ref_of, Index, or Load/load_table
+ * operators, we need to get to the base object (as per the ACPI
+ * specification of the object_type and size_of operators). This means
+ * traversing the list of possibly many nested references.
*/
while (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_REFERENCE) {
switch (obj_desc->reference.opcode) {
@@ -455,6 +455,11 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
}
break;
+ case AML_LOAD_OP:
+
+ type = ACPI_TYPE_DDB_HANDLE;
+ goto exit;
+
case AML_LOCAL_OP:
case AML_ARG_OP: