1 /*
2  * mediabay.h: definitions for using the media bay
3  * on PowerBook 3400 and similar computers.
4  *
5  * Copyright (C) 1997 Paul Mackerras.
6  */
7 #ifndef _PPC_MEDIABAY_H
8 #define _PPC_MEDIABAY_H
9 
10 #ifdef __KERNEL__
11 
12 #define MB_FD		0	/* media bay contains floppy drive (automatic eject ?) */
13 #define MB_FD1		1	/* media bay contains floppy drive (manual eject ?) */
14 #define MB_SOUND	2	/* sound device ? */
15 #define MB_CD		3	/* media bay contains ATA drive such as CD or ZIP */
16 #define MB_PCI		5	/* media bay contains a PCI device */
17 #define MB_POWER	6	/* media bay contains a Power device (???) */
18 #define MB_NO		7	/* media bay contains nothing */
19 
20 void media_bay_init(void);
21 int check_media_bay(struct device_node *which_bay, int what);
22 int check_media_bay_by_base(unsigned long base, int what);
23 
24 /* Number of bays in the machine or 0 */
25 extern int media_bay_count;
26 
27 /* called by pmac-ide.c to register IDE controller for media bay */
28 extern int media_bay_set_ide_infos(struct device_node* which_bay,
29 			unsigned long base, int irq, int index);
30 
31 #endif /* __KERNEL__ */
32 #endif /* _PPC_MEDIABAY_H */
33