/* SPDX-License-Identifier: GPL-2.0 */ /* * 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 */ struct macio_dev; #ifdef [31mCONFIG_PMAC_MEDIABAY[0m /* Check the content type of the bay, returns MB_NO if the bay is still * transitionning */ extern int check_media_bay(struct macio_dev *bay); /* The ATA driver uses the calls below to temporarily hold on the * media bay callbacks while initializing the interface */ extern void lock_media_bay(struct macio_dev *bay); extern void unlock_media_bay(struct macio_dev *bay); #else static inline int check_media_bay(struct macio_dev *bay) { return MB_NO; } static inline void lock_media_bay(struct macio_dev *bay) { } static inline void unlock_media_bay(struct macio_dev *bay) { } #endif #endif /* __KERNEL__ */ #endif /* _PPC_MEDIABAY_H */ |