diff --git a/src/include/86box/device.h b/src/include/86box/device.h
index 04cc071c4..20a4babc5 100644
--- a/src/include/86box/device.h
+++ b/src/include/86box/device.h
@@ -52,6 +52,7 @@
 #define CONFIG_HEX20		 8
 #define CONFIG_MAC			 9
 #define CONFIG_MIDI_IN		10
+#define CONFIG_BIOS			11
 
 
 enum {
@@ -77,6 +78,14 @@ typedef struct {
     int  value;
 } device_config_selection_t;
 
+typedef struct {
+    const char *name;
+    const char *internal_name;
+    int bios_type;
+    int files_no;
+    const char **files;
+} device_config_bios_t;
+
 typedef struct {
     int16_t min;
     int16_t max;
@@ -92,6 +101,7 @@ typedef struct {
     const char *file_filter;
     const device_config_spinner_t spinner;
     const device_config_selection_t selection[16];
+    const device_config_bios_t *bios;
 } device_config_t;
 
 typedef struct _device_ {
@@ -161,6 +171,7 @@ extern void		device_set_config_hex16(const char *s, int val);
 extern void		device_set_config_hex20(const char *s, int val);
 extern void		device_set_config_mac(const char *s, int val);
 extern const char	*device_get_config_string(const char *name);
+#define device_get_config_bios	device_get_config_string
 
 extern char *		device_get_internal_name(const device_t *d);