[gPXE] wrong mac with rtl8139 nic on qemu-kvm

[Marty Connor]

Hi James,

I have patched my testing rom-o-matic.net instance with the patch I 
suggested earlier.  You can build with the patch from here:

    http://etherboot.org/share/mdc/gpxe.git/contrib/rom-o-matic/

Thanks for your testing!

Marty

James wrote on 12/20/09 2:27 PM:
> Since I've been getting my roms from rom-o-matic it might
> take me a while to get around to trying to build my own.
> I'll look into doing this on Monday.
>
> Thanks,
> James
>
>
> On 20-Dec-09 11:09 Marty Connor wrote:
>> Hi James,
>>
>> I think this is a timing issue.
>>
>> Can you please find this line (around line 313):
>>
>> mdelay ( 10 );
>>
>> and change it to:
>>
>> mdelay ( 100 );
>>
>> If that fixes the problem I may suggest another patch that actually
>> tests that reset has completed rather than simply waiting the required
>> 10ms for the reset to complete.
>>
>> Please let us know know if this helps.
>>
>> Regards,
>>
>> Marty
>>
>> James wrote on 12/20/09 1:42 PM:
>>> Hello Shao,
>>>
>>> gPXE is loaded as an option rom in qemu-kvm. My qemu-kvm version is
>>> 0.9.1
>>> from RHEL 5.4.9.
>>>
>>>
>>> For first pass it means first DHCP discover after initial start or after
>>> a qemu system_reset in the monitor. It does appear to be random but
>>> it is
>>> happening more often than not. Here's a capture from the console.
>>>
>>> gPXE 0.9.9 -- Open Source Boot Firmware --http://etherboot.org
>>> Features: FTP HTTP HTTPS DNS TFTP bzImage COMBOOT ELF Multiboot NBI
>>> PXE PXEXT
>>>
>>> net0: 00:00:d8:ab:e2:7e on PCI00:03.0 (open)
>>> [Link:up, TX:0 TXE:0 RX:0 RXE:0]
>>> DHCP (net0 00:00:d8:ab:e2:7e)................ Connection timed out
>>> (0x4c106035)
>>> No more network devices
>>>
>>>
>>>
>>>
>>> gPXE 0.9.9 -- Open Source Boot Firmware --http://etherboot.org
>>> Features: FTP HTTP HTTPS DNS TFTP bzImage COMBOOT ELF Multiboot NBI
>>> PXE PXEXT
>>>
>>> net0: 00:21:d8:ab:e2:7e on PCI00:03.0 (open)
>>> [Link:up, TX:0 TXE:0 RX:0 RXE:0]
>>> DHCP (net0 00:21:d8:ab:e2:7e).... ok
>>> net0: 2.43.241.156/255.255.255.240 gw 2.43.241.145
>>> Booting from filename "pxelinux.0"
>>> tftp://2.43.241.155/pxelinux.0.. ok
>>>
>>> James
>>>
>>>
>>>
>>> On 19-Dec-09 14:29 Shao Miller wrote:
>>>> James wrote:
>>>>> hi... i have a problem with gPXE 0.9.9 for rtl8139 10ec:8139 and
>>>>> qemu-kvm
>>>>>
>>>>> The first pass of the boot the device mac is sometimes incorrect...
>>>>> I see 00:00:d8:ab:e2:7e instead of 00:21:d8:ab:e2:7e.
>>>>> The second octet is 00 instead of 21 in the mac.
>>>>
>>>> How is gPXE booting? A floppy disk for the VM? A ROM for the VM?
>>>> Chained from another boot-loader in the VM? When you say "first pass,"
>>>> do you mean that rebooting resolves the issue or that you perform a
>>>> DHCP
>>>> twice and it's been corrected by the second time? Is it random?
>>>>
>>>> - Shao Miller
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