Ralf Baechle wrote: > > On Tue, Dec 18, 2001 at 11:16:24AM -0800, Jun Sun wrote: > > > I see. So isa_slot_offset is for isa_read/isa_write, although I still don't > > see what kind of drivers would use isa_read/isa_write. > > Dumb answer - ISA drivers. > (Hmm, do you mean "dumb question"? :-0) I was thinking most ISA dirvers should simply use inb/outb to access ioports. Don't really any ISA devices have their own memory space. But, anyway, who can still remember those dark ages? Jun