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Diffstat (limited to 'drivers/acpi/acpica/utxface.c')
-rw-r--r--drivers/acpi/acpica/utxface.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/utxface.c b/drivers/acpi/acpica/utxface.c
index 078a22728c6..b1f5f680bc7 100644
--- a/drivers/acpi/acpica/utxface.c
+++ b/drivers/acpi/acpica/utxface.c
@@ -251,6 +251,16 @@ acpi_status acpi_initialize_objects(u32 flags)
}
/*
+ * Execute any module-level code that was detected during the table load
+ * phase. Although illegal since ACPI 2.0, there are many machines that
+ * contain this type of code. Each block of detected executable AML code
+ * outside of any control method is wrapped with a temporary control
+ * method object and placed on a global list. The methods on this list
+ * are executed below.
+ */
+ acpi_ns_exec_module_code_list();
+
+ /*
* Initialize the objects that remain uninitialized. This runs the
* executable AML that may be part of the declaration of these objects:
* operation_regions, buffer_fields, Buffers, and Packages.
@@ -318,7 +328,7 @@ ACPI_EXPORT_SYMBOL(acpi_initialize_objects)
*
* RETURN: Status
*
- * DESCRIPTION: Shutdown the ACPI subsystem. Release all resources.
+ * DESCRIPTION: Shutdown the ACPICA subsystem and release all resources.
*
******************************************************************************/
acpi_status acpi_terminate(void)
@@ -327,6 +337,19 @@ acpi_status acpi_terminate(void)
ACPI_FUNCTION_TRACE(acpi_terminate);
+ /* Just exit if subsystem is already shutdown */
+
+ if (acpi_gbl_shutdown) {
+ ACPI_ERROR((AE_INFO, "ACPI Subsystem is already terminated"));
+ return_ACPI_STATUS(AE_OK);
+ }
+
+ /* Subsystem appears active, go ahead and shut it down */
+
+ acpi_gbl_shutdown = TRUE;
+ acpi_gbl_startup_flags = 0;
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Shutting down ACPI Subsystem\n"));
+
/* Terminate the AML Debugger if present */
ACPI_DEBUGGER_EXEC(acpi_gbl_db_terminate_threads = TRUE);
@@ -353,6 +376,7 @@ acpi_status acpi_terminate(void)
}
ACPI_EXPORT_SYMBOL(acpi_terminate)
+
#ifndef ACPI_ASL_COMPILER
#ifdef ACPI_FUTURE_USAGE
/*******************************************************************************