hd.h

用于motorala 68K系列处理器的小实时多任务操作系统 The OMU Kernel was written to provide a cut-down Unix-like O/S for a

/*******************************************************************************
 *	Hd.h	Header info for hard disk
 *******************************************************************************
 */

# define	NHDDEVS		2	/* Number of hard disk drives */
# define	ERROR		-1	/* Error return */

# define	HDIOCTL		1	/* Special harddisk command */
# define	HDFORMAT	6
# define	HDCERTIFY	7
# define	HDNFORMAT	8

struct Drive_info {
	int     d_nopen;
};