On Thu, Nov 08, 2001 at 12:20:20PM -0800, James Simmons wrote: > > > which has a i8259 chip but its io is offseted by 0xb0000000. > > > > Then it's almost certainly an legacy ISA device with it's ports in ISA space, > > so set mips_io_port_base to an apropriate value or does that not work for > > you? > > The mips_io_port_base is 0xa0000000. Whereas the i8259 chip is at > 0xb0000000. The 0xa000000 value could be wrong. I will give it a try. As your board must have RAM at physical address zero 0xa0000000 is almost certainly a wrong value. Ralf