ACPI_AML_CLOSED
#define ACPI_AML_OPEN (ACPI_AML_OPENED | ACPI_AML_CLOSED)
if (acpi_aml_io.flags & ACPI_AML_CLOSED) {
acpi_aml_io.flags |= ACPI_AML_CLOSED;
acpi_aml_io.flags &= ~ACPI_AML_CLOSED;
(acpi_aml_io.flags & ACPI_AML_CLOSED) ||