Re: Timeda 8-multiport adapter: only 2 ports available

Marcel Moolenaar <xcllnt_at_mac.com> writes:

> Summary:
>
> port 1: IO=0xec00; IIR=0x1, 0xc1; MCR=0x0, 0x8
> port 2: IO=0xec08; IIR=0x1, 0xc1; MCR=0x0, 0x8
> port 3: IO=0xe880; IIR=0x1; MCR=0x40
> port 4: IO=0xe888; IIR=0x1; MCR=0x40
> port 5: IO=0xe800; IIR=0x1; MCR=0x40
> port 6: IO=0xe480; IIR=0x1; MCR=0x40
> port 7: IO=0xe400; IIR=0x1; MCR=0x40
> port 8: IO=0xe080; IIR=0x1; MCR=0x40
>
> For ports 3-8, the MCR has a value that's not liked by
> uart(4). I think we need to know what that value means.
> Are the ports disabled? Are they in a non-standard
> mode? Is it just a non-standard status bit that's set
> and we should ignore it? etc...
>
> Boris: can you apply the following patch and see if
> uart(4) attaches to all ports? If yes, can you see
> if those ports actually work as well?

All ports were attached. But ports 3-8 don't work as axpected.
I see garbage when connecting via those ports.

BTW, I'm not sure if it may help, but FYI: the card is made of two
different chip types: SUN1889 (1-2 ports) and SUN1699 (3-8 ports).

Thanks!


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD committer, http://www.FreeBSD.org The Power To Serve