1*b8b572e1SStephen Rothwell /* 2*b8b572e1SStephen Rothwell * mediabay.h: definitions for using the media bay 3*b8b572e1SStephen Rothwell * on PowerBook 3400 and similar computers. 4*b8b572e1SStephen Rothwell * 5*b8b572e1SStephen Rothwell * Copyright (C) 1997 Paul Mackerras. 6*b8b572e1SStephen Rothwell */ 7*b8b572e1SStephen Rothwell #ifndef _PPC_MEDIABAY_H 8*b8b572e1SStephen Rothwell #define _PPC_MEDIABAY_H 9*b8b572e1SStephen Rothwell 10*b8b572e1SStephen Rothwell #ifdef __KERNEL__ 11*b8b572e1SStephen Rothwell 12*b8b572e1SStephen Rothwell #define MB_FD 0 /* media bay contains floppy drive (automatic eject ?) */ 13*b8b572e1SStephen Rothwell #define MB_FD1 1 /* media bay contains floppy drive (manual eject ?) */ 14*b8b572e1SStephen Rothwell #define MB_SOUND 2 /* sound device ? */ 15*b8b572e1SStephen Rothwell #define MB_CD 3 /* media bay contains ATA drive such as CD or ZIP */ 16*b8b572e1SStephen Rothwell #define MB_PCI 5 /* media bay contains a PCI device */ 17*b8b572e1SStephen Rothwell #define MB_POWER 6 /* media bay contains a Power device (???) */ 18*b8b572e1SStephen Rothwell #define MB_NO 7 /* media bay contains nothing */ 19*b8b572e1SStephen Rothwell 20*b8b572e1SStephen Rothwell /* Number of bays in the machine or 0 */ 21*b8b572e1SStephen Rothwell extern int media_bay_count; 22*b8b572e1SStephen Rothwell 23*b8b572e1SStephen Rothwell #ifdef CONFIG_BLK_DEV_IDE_PMAC 24*b8b572e1SStephen Rothwell #include <linux/ide.h> 25*b8b572e1SStephen Rothwell 26*b8b572e1SStephen Rothwell int check_media_bay_by_base(unsigned long base, int what); 27*b8b572e1SStephen Rothwell /* called by IDE PMAC host driver to register IDE controller for media bay */ 28*b8b572e1SStephen Rothwell int media_bay_set_ide_infos(struct device_node *which_bay, unsigned long base, 29*b8b572e1SStephen Rothwell int irq, ide_hwif_t *hwif); 30*b8b572e1SStephen Rothwell 31*b8b572e1SStephen Rothwell int check_media_bay(struct device_node *which_bay, int what); 32*b8b572e1SStephen Rothwell 33*b8b572e1SStephen Rothwell #else 34*b8b572e1SStephen Rothwell 35*b8b572e1SStephen Rothwell static inline int check_media_bay(struct device_node *which_bay, int what) 36*b8b572e1SStephen Rothwell { 37*b8b572e1SStephen Rothwell return -ENODEV; 38*b8b572e1SStephen Rothwell } 39*b8b572e1SStephen Rothwell 40*b8b572e1SStephen Rothwell #endif 41*b8b572e1SStephen Rothwell 42*b8b572e1SStephen Rothwell #endif /* __KERNEL__ */ 43*b8b572e1SStephen Rothwell #endif /* _PPC_MEDIABAY_H */ 44