diff --git a/src/include/device/device.h b/src/include/device/device.h
index 19b5ea0..256afd4 100644
--- a/src/include/device/device.h
+++ b/src/include/device/device.h
@@ -40,6 +40,7 @@
 struct bus;
 
 struct smbios_type11;
+struct acpi_rsdp;
 
 struct device_operations {
 	void (*read_resources)(device_t dev);
@@ -56,6 +57,11 @@
 	int (*get_smbios_data)(device_t dev, int *handle, unsigned long *current);
 	void (*get_smbios_strings)(device_t dev, struct smbios_type11 *t);
 #endif
+#if IS_ENABLED(CONFIG_GENERATE_ACPI_TABLES) && IS_ENABLED(CONFIG_PER_DEVICE_ACPI_TABLES)
+	unsigned long (*write_acpi_tables)(unsigned long start,  struct acpi_rsdp *rsdp);
+	unsigned long (*acpi_fill_ssdt_generator)(unsigned long current,
+						  const char *oem_table_id);
+#endif
 	const struct pci_operations *ops_pci;
 	const struct smbus_bus_operations *ops_smbus_bus;
 	const struct pci_bus_operations * (*ops_pci_bus)(device_t dev);