mediabay.h

来自「嵌入式系统设计与实验教材二源码linux内核移植与编译」· C头文件 代码 · 共 36 行

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/* * BK Id: SCCS/s.mediabay.h 1.8 12/01/01 20:09:11 benh *//* * 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 */void media_bay_init(void);int check_media_bay(struct device_node *which_bay, int what);int check_media_bay_by_base(unsigned long base, int what);/* Number of bays in the machine or 0 */extern int media_bay_count;/* called by pmac-ide.c to register IDE controller for media bay */extern int media_bay_set_ide_infos(struct device_node* which_bay,			unsigned long base, int irq, int index);#endif /* __KERNEL__ */#endif /* _PPC_MEDIABAY_H */

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