44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
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/*
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* mediabay.h: definitions for using the media bay
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* on PowerBook 3400 and similar computers.
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*
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* Copyright (C) 1997 Paul Mackerras.
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*/
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#ifndef _PPC_MEDIABAY_H
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#define _PPC_MEDIABAY_H
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#ifdef __KERNEL__
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#define MB_FD 0 /* media bay contains floppy drive (automatic eject ?) */
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#define MB_FD1 1 /* media bay contains floppy drive (manual eject ?) */
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#define MB_SOUND 2 /* sound device ? */
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#define MB_CD 3 /* media bay contains ATA drive such as CD or ZIP */
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#define MB_PCI 5 /* media bay contains a PCI device */
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#define MB_POWER 6 /* media bay contains a Power device (???) */
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#define MB_NO 7 /* media bay contains nothing */
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/* Number of bays in the machine or 0 */
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extern int media_bay_count;
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#ifdef CONFIG_BLK_DEV_IDE_PMAC
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#include <linux/ide.h>
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int check_media_bay_by_base(unsigned long base, int what);
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/* called by IDE PMAC host driver to register IDE controller for media bay */
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int media_bay_set_ide_infos(struct device_node *which_bay, unsigned long base,
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int irq, ide_hwif_t *hwif);
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int check_media_bay(struct device_node *which_bay, int what);
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#else
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static inline int check_media_bay(struct device_node *which_bay, int what)
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{
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return -ENODEV;
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}
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#endif
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#endif /* __KERNEL__ */
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#endif /* _PPC_MEDIABAY_H */
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