Re: [U-Boot] stuck after redirecting stdout to nc

2012-01-06 Thread Wolfgang Denk
Dear Ran Shalit,

In message  
you wrote:
>
> 2. Otherwise, if the network interface ip is not the same as ncip, or cable
> is disconnected the u-boot does not start bootcmd, and I actually do not
> know where it stoped and why.
> 
> Please tell me if you have any advice where to look, and what should be
> checked,

Attach a JTAG debugger and fire up GDB.

> Content-Type: text/html; charset=ISO-8859-1
> Content-Transfer-Encoding: quoted-printable

And please STOP posting HTML!!

Best regards,

Wolfgang Denk

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Re: [U-Boot] stuck after redirecting stdout to nc

2012-01-06 Thread Ran Shalit
On Fri, Jan 6, 2012 at 11:18 AM, Wolfgang Denk  wrote:

> Dear Ran Shalit,
>
> In message  s...@mail.gmail.com> you wrote:
> >
> > Do you think such bug is independent of architecture type ?
>
> This is impossible to say without knowing where and what the bug is.
>
> Best regards,
>
> Wolfgang Denk
>
>
> You're right.
What I did see in my tests is as follows:
1. only if there is connection to PC and the PC's interface ip is the same
as the ncip environement, then and only then, I see that the u-boot finish
its job and starts the bootcmd, and loading the kernel. I also see the
u-boot prints in the ethernet if I start netconsole, but event without
starting netconsole, the kernel starts (as expected)
2. Otherwise, if the network interface ip is not the same as ncip, or cable
is disconnected the u-boot does not start bootcmd, and I actually do not
know where it stoped and why.

Please tell me if you have any advice where to look, and what should be
checked,

Best Regards,
Ran
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Re: [U-Boot] stuck after redirecting stdout to nc

2012-01-06 Thread Wolfgang Denk
Dear Ran Shalit,

In message 
 you 
wrote:
>
> Do you think such bug is independent of architecture type ?

This is impossible to say without knowing where and what the bug is.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
Cogito cogito ergo cogito sum - "I think that I  think,  therefore  I
think that I am."  - Ambrose Bierce, "The Devil's Dictionary"
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Re: [U-Boot] stuck after redirecting stdout to nc

2012-01-06 Thread Ran Shalit
On Fri, Jan 6, 2012 at 1:26 AM, Mike Frysinger  wrote:

> On Monday 02 January 2012 09:50:42 ran shalit wrote:
> > On uboot loading, I checking a specific environement (called
> consoleddev),
> > to decide to rediect console to nc or staying in serial.
> > I then see some strange behaviour:
> > if the environment tell uboot to redirect to net console, everything
> works
> > well, but only if the ethernet cable is connected. if it is not connected
> > then I see that the kernel is not loading.
>
> there could easily be a bug where netconsole does not work if the network
> is
> not available.  patches welcome to add timeouts.
> -mike
>
Do you think such bug is independent of architecture type ?
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Re: [U-Boot] stuck after redirecting stdout to nc

2012-01-05 Thread Mike Frysinger
On Monday 02 January 2012 09:50:42 ran shalit wrote:
> On uboot loading, I checking a specific environement (called consoleddev),
> to decide to rediect console to nc or staying in serial.
> I then see some strange behaviour:
> if the environment tell uboot to redirect to net console, everything works
> well, but only if the ethernet cable is connected. if it is not connected
> then I see that the kernel is not loading.

there could easily be a bug where netconsole does not work if the network is 
not available.  patches welcome to add timeouts.
-mike


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[U-Boot] stuck after redirecting stdout to nc

2012-01-02 Thread ran shalit

Hello,

On uboot loading, I checking a specific environement (called consoleddev),
to decide to rediect console to nc or staying in serial.
I then see some strange behaviour:
if the environment tell uboot to redirect to net console, everything works
well, but only if the ethernet cable is connected. if it is not connected
then I see that the kernel is not loading. 

*relevant environemets:
ncip 192.168.3.10
ipaddr 192.168.3.33

I would appreciate your advice,

Regards,

Ran
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