ACPI_SIG_PRMT
status = acpi_get_table(ACPI_SIG_PRMT, 0, &tbl);
mc = acpi_table_parse_entries(ACPI_SIG_PRMT, sizeof(struct acpi_table_prmt) +
if (strncmp(id, ACPI_SIG_PRMT, 4) == 0)