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SubjectRe: 8250 serial console fixes -- issue
Date

On Feb 1, 2006, at 11:54 PM, Kumar Gala wrote:

>
> On Feb 1, 2006, at 7:47 PM, Alan Cox wrote:
>
>> On Mer, 2006-02-01 at 19:21 -0600, Kumar Gala wrote:
>>> This patch introduces an issue for me an embedded PowerPC SoC
>>> using the
>>> 8250 driver.
>>>
>>> The simple description of my issue is this: I'm using the serial
>>> port for
>>> both a terminal and console. I run fdisk on a /dev/hda. Before
>>> this
>>> patch I would get the prompt for fdisk immediately. After this
>>> patch I
>>> have to hit return before the prompt is displayed.
>>>
>>> I know that's not a lot of info, but just let me know what else
>>> you need
>>> to help debug this.
>>>
>>> I'm guessing something about the UARTs on the PowerPC maybe bit a
>>> little
>>> non-standard.
>>
>> I wonder if I've swapped one race for another. Can you revert just
>> the
>> line which forces THRI on and test with the rest of the change
>> please.
>
> This doesn't seem to help.

I realized a bit later that the kernel I build with your suggested
change wasn't the one I was testing. After loading the proper kernel
this does make the issue I was seeing go away.

- kumar
-
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