#define AE_OK (acpi_status) 0x0000
+#define ACPI_ENV_EXCEPTION(status) (status & AE_CODE_ENVIRONMENTAL)
+#define ACPI_AML_EXCEPTION(status) (status & AE_CODE_AML)
+#define ACPI_PROG_EXCEPTION(status) (status & AE_CODE_PROGRAMMER)
+#define ACPI_TABLE_EXCEPTION(status) (status & AE_CODE_ACPI_TABLES)
+#define ACPI_CNTL_EXCEPTION(status) (status & AE_CODE_CONTROL)
+
/*
* Environmental exceptions
*/