Syslinux - May 2013 - syslinux 5.01 serial regression...

On 27/05/2013 17:53, Ferenc Wagner wrote:
> Daniel J Blueman <daniel at 1degreenorth.com> writes:
>
>> When moving from syslinux 4.06 to 5.01, I found serial output isn't
>> working. The issue reproduces simply [1] and I get back serial output
>> when I move back to syslinux 4.06.
>
> Hi Daniel,
>
> What hardware are you working on?  In some cases (eg. IBM Bladecenter
> serial over LAN) it became necessary to supply flow control options
> (like SERIAL 1 115200 0x13) to get any output.  I never got the
> opportunity to narrow it down to the exact version, but you may want to
> try it until somebody knowledgeable responds.
Indeed, I usually use:
serial 1 115200 0x003

...which doesn't work here either.

Thanks anyway!

Daniel
-- 
Daniel J Blueman
Principal Software Engineer, 1degreenorth Pte Ltd

On Mon, May 27, 2013 at 5:55 AM, Daniel J Blueman
<daniel at 1degreenorth.com> wrote:
> On 27/05/2013 17:53, Ferenc Wagner wrote:
>>
>> Daniel J Blueman <daniel at 1degreenorth.com> writes:
>>
>>> When moving from syslinux 4.06 to 5.01, I found serial output
isn't
>>> working. The issue reproduces simply [1] and I get back serial
output
>>> when I move back to syslinux 4.06.
>>
>>
>> Hi Daniel,
>>
>> What hardware are you working on?  In some cases (eg. IBM Bladecenter
>> serial over LAN) it became necessary to supply flow control options
>> (like SERIAL 1 115200 0x13) to get any output.  I never got the
>> opportunity to narrow it down to the exact version, but you may want to
>> try it until somebody knowledgeable responds.
>
>
> Indeed, I usually use:
> serial 1 115200 0x003
>
> ...which doesn't work here either.
>
> Thanks anyway!
>
> Daniel
115200 = 0x1C200 so "SERIAL 1 115200" should be setting the bit rate
to 9600 and the flow control to 0x200.

--
-Gene