On Sat, Aug 13, 2005 at 08:56:50PM -0700, Shawn Jin wrote: > > read*()/write*() are accessors for PCI and PCI only. PCI is little > > If read*()/write*() are designed for PCI access only as you claimed, > that explains why they call in/out_leXX() funcitons. > > The problem is that read*()/write*() are misused in some places, e.g., > serial drivers such as serial8250. The serial_in() and serial_out() > call read*() and write*() respectively. So what's your recommendation > in such a case? See here for the gory details:
http://lwn.net/Articles/102232/ http://lwn.net/Articles/132804/ Arthur