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mediabay.h

/*
 * mediabay.h: definitions for using the media bay
 * on PowerBook 3400 and similar computers.
 *
 * Copyright (C) 1997 Paul Mackerras.
 */
#ifndef _PPC_MEDIABAY_H
#define _PPC_MEDIABAY_H

#ifdef __KERNEL__

#define MB_FD           0     /* media bay contains floppy drive (automatic eject ?) */
#define MB_FD1          1     /* media bay contains floppy drive (manual eject ?) */
#define MB_SOUND  2     /* sound device ? */
#define MB_CD           3     /* media bay contains ATA drive such as CD or ZIP */
#define MB_PCI          5     /* media bay contains a PCI device */
#define MB_POWER  6     /* media bay contains a Power device (???) */
#define MB_NO           7     /* media bay contains nothing */

/* Number of bays in the machine or 0 */
extern int media_bay_count;

#ifdef CONFIG_BLK_DEV_IDE_PMAC
#include <linux/ide.h>

int check_media_bay_by_base(unsigned long base, int what);
/* called by IDE PMAC host driver to register IDE controller for media bay */
int media_bay_set_ide_infos(struct device_node *which_bay, unsigned long base,
                      int irq, ide_hwif_t *hwif);

int check_media_bay(struct device_node *which_bay, int what);

#else

static inline int check_media_bay(struct device_node *which_bay, int what)
{
      return -ENODEV;
}

#endif

#endif /* __KERNEL__ */
#endif /* _PPC_MEDIABAY_H */

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