include/asm-ppc/mediabay.h

   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 #define MB_FD   0               /* media bay contains floppy drive */
  11 #define MB_CD   3               /* media bay contains ATA drive such as CD */
  12 #define MB_NO   7               /* media bay contains nothing */
  13
  14 #ifdef __KERNEL__
  15
  16 void media_bay_init(void);
  17 int check_media_bay(struct device_node *which_bay, int what);
  18 int check_media_bay_by_base(unsigned long base, int what);
  19
  20 /* Number of bays in the machine or 0 */
  21 extern int media_bay_count;
  22
  23 /* called by pmac-ide.c to register IDE controller for media bay */
  24 extern int media_bay_set_ide_infos(struct device_node* which_bay,
  25                         unsigned long base, int irq, int index);
  26
  27 #endif /* __KERNEL__ */
  28 #endif /* _PPC_MEDIABAY_H */