> I install OpenBSD on my Fastwell CPB905 Singleboard compter. IT have > 4-RS-232 port on same IRQ, but on different address on isa bus. Then i > setup only one port using configure command all ports work normally. But > when i setup 2 of them in one boot configuration i get in dmesg: irq > already in use. I found next thing in OpenBSD 3.8. documentation:
OpenBSD 3.8? You are on your own. > ISA devices can not share IRQs. If you find ISA devices sharing IRQs, you > must correct this problem. > > But how it works on Linux & QNX? By making significant and serious compromises.
