ACPI_PDC_SMP_P_SW
cap[2] |= ACPI_PDC_SMP_P_SW | ACPI_PDC_SMP_C_SW | ACPI_PDC_SMP_T_SW;
cap[1] |= ACPI_PDC_SMP_P_SW | ACPI_PDC_SMP_C_SW | ACPI_PDC_SMP_T_SW;