[coreboot] [PATCH] watchdog mcp55's codec initialization loops

Stefan Reinauer stefan.reinauer at coresystems.de
Fri May 14 13:17:11 CEST 2010


On 5/13/10 6:56 PM, Joe Korty wrote:
> On Thu, May 13, 2010 at 11:40:36AM -0400, Stefan Reinauer wrote:
>   
>> On 5/13/10 5:08 PM, Joe Korty wrote:
>>     
>>> On Thu, May 13, 2010 at 10:42:40AM -0400, Stefan Reinauer wrote:
>>>   
>>>       
>>>> the MCP55 azalia init code is kind of crude. I fixed the code for ICH7 a
>>>> while ago and now I ported my version of the Azalia code to MCP55 /
>>>> H8DME (assuming that's the board target you use for the H8DME-2)
>>>> Can you please see if this is any better than before? It's likely that
>>>> the verb table won't match the codec used on that board, but there only
>>>> was a single codec in the mcp55 driver and the used codec is usually
>>>> mainboard dependent, not chipset dependent.
>>>>         
>>>     
>>> It works!!!
>>> But I didn't hear a beep during coreboot.  Was I supposed to?
>>>       
>> No, no beeps... The driver just initializes the codec.
>>
>> If someone had a nice piece of code to output a sample on azalia
>> devices, I think we should make it an option. I looked at alsa some time
>> ago but found it less than trivial to extract the info useful for us.
>>
>> Could you please send a log file containing the output of the new azalia
>> driver?
>>     
> Sure.  Here it is....
> Regards,
> Joe
>   
> PCI: 00:06.1 init
> Azalia: codec type: Azalia
> Azalia: base = fc140000
> Azalia: codec_mask = 01
> Azalia: Initializing codec #0
> PCI: 00:08.0 init
>   
It's still timing out though, despite the fact that it knows there is a
codec.

Does sound work?


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