ACPI: restore CONFIG_ACPI_SLEEP

[mv-sheeva.git] / include / acpi / acobject.h

diff --git a/include/acpi/acobject.h b/include/acpi/acobject.h
index 8fdee31119f360c1f896dcda2645ad14a72f4237..7e1211a8b8faf5f84710586a7130d8abfb0fa673 100644 (file)
--- a/include/acpi/acobject.h
+++ b/include/acpi/acobject.h
@@ -6,7 +6,7 @@
  *****************************************************************************/
 
 /*
- * Copyright (C) 2000 - 2006, R. Byron Moore
+ * Copyright (C) 2000 - 2007, R. Byron Moore
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -52,7 +52,15 @@
  * to the interpreter, and to keep track of the various handlers such as
  * address space handlers and notify handlers. The object is a constant
  * size in order to allow it to be cached and reused.
+ *
+ * Note: The object is optimized to be aligned and will not work if it is
+ * byte-packed.
  */
+#if ACPI_MACHINE_WIDTH == 64
+#pragma pack(8)
+#else
+#pragma pack(4)
+#endif
 
 /*******************************************************************************
  *
@@ -101,7 +109,8 @@ struct acpi_object_common {
 ACPI_OBJECT_COMMON_HEADER};
 
 struct acpi_object_integer {
-       ACPI_OBJECT_COMMON_HEADER acpi_integer value;
+       ACPI_OBJECT_COMMON_HEADER u8 fill[3];   /* Prevent warning on some compilers */
+       acpi_integer value;
 };
 
 /*
@@ -203,9 +212,11 @@ struct acpi_object_power_resource {
 };
 
 struct acpi_object_processor {
-       ACPI_OBJECT_COMMON_HEADER u8 proc_id;
+       ACPI_OBJECT_COMMON_HEADER
+           /* The next two fields take advantage of the 3-byte space before NOTIFY_INFO */
+       u8 proc_id;
        u8 length;
-        ACPI_COMMON_NOTIFY_INFO acpi_io_address address;
+       ACPI_COMMON_NOTIFY_INFO acpi_io_address address;
 };
 
 struct acpi_object_thermal_zone {
@@ -406,4 +417,6 @@ union acpi_descriptor {
        union acpi_parse_object op;
 };
 
+#pragma pack()
+
 #endif                         /* _ACOBJECT_H */