Messages in this thread | | | Subject | Re: Garbage on serial console after serial driver loads | From | David Woodhouse <> | Date | Tue, 19 Apr 2005 09:14:14 +1000 |
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On Wed, 2005-04-13 at 12:45 +0000, Paul Slootman wrote: > Phil Oester <kernel@linuxace.com> wrote: > >On Sat, Mar 26, 2005 at 03:10:05PM +0000, Russell King wrote: > >> Doesn't matter. The problem is that dwmw2's NS16550A patch (from ages > >> ago) changes the prescaler setting for this device so we can use the > >> higher speed baud rates. This means any programmed divisor (programmed > >> at early serial console initialisation time) suddenly becomes wrong as > >> soon as we fiddle with the prescaler during normal UART initialisation > >> time.
Hmm. Why aren't we recalculating the divisor when we change the prescaler? This used to work for serial consoles at the time -- even for serial consoles about 115200 baud, IIRC.
-- dwmw2
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