taglinefilesource code
newdor698drivers/block/floppy.cregister unsigned char drive, unit, newdor,olddor;
newdor704drivers/block/floppy.cnewdor =  (olddor & mask) | data;
newdor705drivers/block/floppy.cif (newdor != olddor){
newdor707drivers/block/floppy.cif (is_selected(olddor, unit) && !is_selected(newdor,unit)){
newdor716drivers/block/floppy.cFDCS->dor = newdor;
newdor717drivers/block/floppy.cfd_outb(newdor, FD_DOR);
newdor719drivers/block/floppy.cunit = newdor & 0x3;
newdor720drivers/block/floppy.cif (!is_selected(olddor, unit) && is_selected(newdor,unit)){
newdor725drivers/block/floppy.cif (newdor & 0xf0)