diff --git a/programmer.h b/programmer.h
index b896ddf..02d0db8 100644
--- a/programmer.h
+++ b/programmer.h
@@ -54,6 +54,9 @@
 #if CONFIG_ATAHPT == 1
 	PROGRAMMER_ATAHPT,
 #endif
+#if CONFIG_ATAVIA == 1
+	PROGRAMMER_ATAVIA,
+#endif
 #if CONFIG_FT2232_SPI == 1
 	PROGRAMMER_FT2232_SPI,
 #endif
@@ -434,6 +437,13 @@
 extern const struct dev_entry ata_hpt[];
 #endif
 
+/* atavia.c */
+#if CONFIG_ATAVIA == 1
+int atavia_init(void);
+void *atavia_map(const char *descr, uintptr_t phys_addr, size_t len);
+extern const struct dev_entry ata_via[];
+#endif
+
 /* ft2232_spi.c */
 #if CONFIG_FT2232_SPI == 1
 int ft2232_spi_init(void);