floppy.def

来自「Welcome to PMOS. PMOS is a set of module」· DEF 代码 · 共 31 行

DEFINITION MODULE Floppy;

	(********************************************************)
	(*							*)
	(*	    Device driver for floppy disk.		*)
	(*							*)
	(*  Programmer:		P. Moylan			*)
	(*  Last edited:	15 June 1992			*)
	(*  Status:		Working				*)
	(*							*)
	(*	Note that there are no explicit entry		*)
	(*	points to this module.  To use it, put an	*)
	(*	"IMPORT Floppy" declaration somewhere in	*)
	(*	your program, and do all I/O through module	*)
	(*	Files (for file-structured I/O), or module	*)
	(*	Devices (for low-level operations).		*)
	(*							*)
	(*  Remark: This version supports only two drives, even	*)
	(*  though the controller hardware is capable of	*)
	(*  dealing with four drives.  I have actually tested	*)
	(*  the software with four drives, and there would be	*)
	(*  a negligible amount of work involved in modifying	*)
	(*  the module to handle the four-drive case; but I've	*)
	(*  never heard of any installation which has the four	*)
	(*  drives, so there seemed to be little point in	*)
	(*  retaining that feature.				*)
	(*							*)
	(********************************************************)

END Floppy.