Re: [XenPPC] Problems with Xen in hg tree

2007-02-07 Thread Jimi Xenidis


On Feb 7, 2007, at 5:41 PM, Jerone Young wrote:


On Wed, 2007-02-07 at 17:37 -0500, Jimi Xenidis wrote:

On Feb 7, 2007, at 12:48 PM, Jerone Young wrote:


OK all is well...no fire here...move along. I figured out what
happened.
I included the vmlinux as the DOM0_IMAGE and not the zImage. It
compiled
through .. it is a bit surprising the Xen died though and not during
loading of Dom0. So ultimately this is a USER error ;-)


Thats not user error, that should work, its not smart but is should
work, stripped or not stripped.
So vmlinux can be like 64M which is bigger that our boo_of allocator
can currently handle.
This is our bug, we should simply exit gracefully.

Jerone, could you file a bug with the specifics?


I can though adding a check to try and catch the size (as suggested by
Hollis) does not look like it got far enough in the code to catch  
it. I

think it's the tftp limit being 64MB (though I could be wrong). I'll
file a bug never the less.


If this is indeed a tftp limit than it is a SLOF bug.
-JX

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Re: [XenPPC] Problems with Xen in hg tree

2007-02-07 Thread Jerone Young
On Wed, 2007-02-07 at 17:37 -0500, Jimi Xenidis wrote:
> On Feb 7, 2007, at 12:48 PM, Jerone Young wrote:
> 
> > OK all is well...no fire here...move along. I figured out what  
> > happened.
> > I included the vmlinux as the DOM0_IMAGE and not the zImage. It  
> > compiled
> > through .. it is a bit surprising the Xen died though and not during
> > loading of Dom0. So ultimately this is a USER error ;-)
> 
> Thats not user error, that should work, its not smart but is should  
> work, stripped or not stripped.
> So vmlinux can be like 64M which is bigger that our boo_of allocator  
> can currently handle.
> This is our bug, we should simply exit gracefully.
> 
> Jerone, could you file a bug with the specifics?

I can though adding a check to try and catch the size (as suggested by
Hollis) does not look like it got far enough in the code to catch it. I
think it's the tftp limit being 64MB (though I could be wrong). I'll
file a bug never the less.

> 
> -JX
> 


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Re: [XenPPC] Problems with Xen in hg tree

2007-02-07 Thread Jimi Xenidis


On Feb 7, 2007, at 12:48 PM, Jerone Young wrote:

OK all is well...no fire here...move along. I figured out what  
happened.
I included the vmlinux as the DOM0_IMAGE and not the zImage. It  
compiled

through .. it is a bit surprising the Xen died though and not during
loading of Dom0. So ultimately this is a USER error ;-)


Thats not user error, that should work, its not smart but is should  
work, stripped or not stripped.
So vmlinux can be like 64M which is bigger that our boo_of allocator  
can currently handle.

This is our bug, we should simply exit gracefully.

Jerone, could you file a bug with the specifics?

-JX


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Re: [XenPPC] Problems with Xen in hg tree

2007-02-07 Thread Jerone Young
OK all is well...no fire here...move along. I figured out what happened.
I included the vmlinux as the DOM0_IMAGE and not the zImage. It compiled
through .. it is a bit surprising the Xen died though and not during
loading of Dom0. So ultimately this is a USER error ;-)

On Tue, 2007-02-06 at 17:58 -0600, Jerone Young wrote:
> So cloning the Xen tree as of today .. you can no longer bootup Xen :-).
> Here is the output on a JS21
> 
> The currently active flashside is: 1 (temporary)
> Stopping BMC watchdog...
> Trying to load: sync_console debug || root=/dev/sda3 debug from:
> net ... 
> 
>  Bootloader 1.5 
>   Reading MAC address from device: 00:14:5E:9C:1C:C5
>   Requesting IP address via BOOTP: 9.3.189.7
>   Requesting file "leaf4" via TFTP
>   Receiving data: A###A|
>   TFTP: Received leaf4 (65359 KBytes)
>   Successfully loaded 
> ---
> OF: Xen/PPC version 3.0-unstable ([EMAIL PROTECTED]) (gcc version
> 4.1.0 (SUSE Linux)) Tue Feb  6 17:18:51 CST 2007
> boot_of_init args: 0x0 0x0 0xe11027c 0xe28bed2 0x2a
> boot msr: 0x10003000
> boot_of_init: _start 004000d0 _end 042b0310 0xe28bed2
> boot_of_alloc_init: pg :0x2000 of our image is different
> 
> HANG
> 
> 
> I'll be looking into this in the morning. But just an FYI to everybody.
> 
> 
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Re: [XenPPC] Problems with Xen in hg tree

2007-02-07 Thread Jimi Xenidis
Last time we saw this it had to do with building optimized and the  
linker script simplification I attempted, so we were actually missing  
bits.

before you do anything, try a clean build.

Another possibility is some corruption, you may want to debug what  
the boot_of_allocator is reserving.


BTW: my JS21, JS2XFW6331, is quite happy.

On Feb 6, 2007, at 6:58 PM, Jerone Young wrote:

So cloning the Xen tree as of today .. you can no longer bootup  
Xen :-).

Here is the output on a JS21

The currently active flashside is: 1 (temporary)
Stopping BMC watchdog...
Trying to load: sync_console debug || root=/dev/sda3 debug from:
net ...

 Bootloader 1.5
  Reading MAC address from device: 00:14:5E:9C:1C:C5
  Requesting IP address via BOOTP: 9.3.189.7
  Requesting file "leaf4" via TFTP
  Receiving data: A###A|
  TFTP: Received leaf4 (65359 KBytes)
  Successfully loaded
---
OF: Xen/PPC version 3.0-unstable ([EMAIL PROTECTED]) (gcc version
4.1.0 (SUSE Linux)) Tue Feb  6 17:18:51 CST 2007
boot_of_init args: 0x0 0x0 0xe11027c 0xe28bed2 0x2a
boot msr: 0x10003000
boot_of_init: _start 004000d0 _end 042b0310 0xe28bed2
boot_of_alloc_init: pg :0x2000 of our image is different

HANG


I'll be looking into this in the morning. But just an FYI to  
everybody.



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[XenPPC] Problems with Xen in hg tree

2007-02-06 Thread Jerone Young
So cloning the Xen tree as of today .. you can no longer bootup Xen :-).
Here is the output on a JS21

The currently active flashside is: 1 (temporary)
Stopping BMC watchdog...
Trying to load: sync_console debug || root=/dev/sda3 debug from:
net ... 

 Bootloader 1.5 
  Reading MAC address from device: 00:14:5E:9C:1C:C5
  Requesting IP address via BOOTP: 9.3.189.7
  Requesting file "leaf4" via TFTP
  Receiving data: A###A|
  TFTP: Received leaf4 (65359 KBytes)
  Successfully loaded 
---
OF: Xen/PPC version 3.0-unstable ([EMAIL PROTECTED]) (gcc version
4.1.0 (SUSE Linux)) Tue Feb  6 17:18:51 CST 2007
boot_of_init args: 0x0 0x0 0xe11027c 0xe28bed2 0x2a
boot msr: 0x10003000
boot_of_init: _start 004000d0 _end 042b0310 0xe28bed2
boot_of_alloc_init: pg :0x2000 of our image is different

HANG


I'll be looking into this in the morning. But just an FYI to everybody.


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