[coreboot] unknown board - via chipset

Antoine Martin antoine at nagafix.co.uk
Mon Apr 14 17:36:37 CEST 2008


Hi Carl-Daniel,

Carl-Daniel Hailfinger wrote:
> Hi Antoine,
> On 11.04.2008 17:47, Antoine Martin wrote:
>   
>> I've taken the board out (wasn't actually hard at all - it is not glued)
>> And here is what I found:
>> CPU is a VIA C3 Nemehia  
>>     
>
> Supported.
>
>   
>> Northbridge is a VT8623
>>   
>>     
>
> Supported.
>
>   
>> * Via VT1612A
>>     
>
> That's the audio chip. No support needed.
>
>   
>> * Via VT1211
>>     
>
> That's the Super I/O. Supported.
>
>   
>> * Via VT6103
>>     
>
> That's the ethernet chip. No support needed.
>
>
> Could you try to find out which southbridge the board is using? I
> suspect it is one of the VT82xx series, probably VT8235.
>   
The southbridge is located under the large heatsink which is harder to 
remove, but I suspect your are correct:

# lspci
00:00.0 Host bridge: VIA Technologies, Inc. VT8623 [Apollo CLE266]
00:01.0 PCI bridge: VIA Technologies, Inc. VT8633 [Apollo Pro266 AGP]
00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 
Controller (rev 80)
00:10.3 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 82)
00:11.0 ISA bridge: VIA Technologies, Inc. VT8235 ISA Bridge
00:11.1 IDE interface: VIA Technologies, Inc. 
VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06)
00:11.5 Multimedia audio controller: VIA Technologies, Inc. 
VT8233/A/8235/8237 AC97 Audio Controller (rev 50)
00:12.0 Ethernet controller: VIA Technologies, Inc. VT6102 [Rhine-II] 
(rev 74)
01:00.0 VGA compatible controller: VIA Technologies, Inc. VT8623 [Apollo 
CLE266] integrated CastleRock graphics (rev 03)
>> * ram chips: HY5DU121622CTP
>>     
>
> Are these RAM chips soldered directly on the board? Does the board have
> a SPD EEPROM?
>   
Not that I can see...

>> * SST39SF020A
>> which is soldered onto the board :(
>>
>> Someone with superhuman soldering skills might be able to fit a socket
>> in its place... ain't me.
>> (board is dual layered, so you would have to re-use those tiny pins...)
>> If anyone can, I'll give them a unit for free - just email me.
>>     
>
> There are some VIA experts on this list who can solder very well. I'll
> defer to them.
>   
Any of them UK based?
How should I go about locating someone capable of doing this tricky 
soldering job?

Cheers
Antoine




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