Subject: Re: dolphin 4079 PCI comm ports (dual serial, 1 parallel)
To: Wolfgang Rupprecht <wolfgang+gnus20020408T171144@wsrcc.com>
From: Wojciech Puchar <wojtek@chylonia.3miasto.net>
List: tech-kern
Date: 04/09/2002 08:47:03
> puc0 at pci0 dev 11 function 0: Dolphin Peripherals 4036 (com, com)
> com3 at puc0 port 0: interrupting at irq 10
> com3: ns16550a, working fifo
> com4 at puc0 port 1: interrupting at irq 10
> com4: ns16550a, working fifo
>
> It doesn't quite work though. A 4800 baud stream injected into the
> port prints out garbage at what looks like a ~110 baud. Shades of
> paper tty days. ;-)
looks like the manufacturer made new product without changing PCI id.
as of you write it's faster clocked version but in pucdata.c there's still
COM_FREQ put (=115200)
try replacing COM_FREQ with maximum speed it can do in pucdata.c entry