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SubjectRe: questions about 8250 uart support for adhoc boards
Russell King wrote:
> On Mon, Feb 26, 2007 at 12:02:57PM -0500, Rob Prowel wrote:
>
>> See below for a (script) dump of that demonstrates the behavior I
>> describe. Additional ports are not configurable until a driver such as
>> fourport is loaded. This is in 2.6.20.1 and 2.6.17 (those versions I
>> have tested).
>>
>
> Check what /proc/tty/driver/serial contains, rather than relying on
> setserial. setserial distributed by distros hasn't kept up with the
> changes in the serial layer.
>
>
The setserial being used is the latest one from sourceforge. Its
relevant output matches the /proc entries. The problem still remains
though. Entries for ttyS4 and up seem to be read-only until I add a
supplemental driver such as fourport.


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