[coreboot] [PATCH] Add support for Asus M4A785-M, with build instructions

Juhana Helovuo juhe at iki.fi
Fri Sep 10 08:36:18 CEST 2010


9.9.2010 22:39, Myles Watson kirjoitti:
>> There are now three smaller patches attached:
> Much nicer!  Thanks.
>
>> (1) Changes specific to this board. Fairly small changes from AMD
>> Tilapia. Requires (2) to work.
>
>  From your mainboard's Kconfig:
>
> +config DIMM_SUPPORT
> +	hex
> +	default 0x0004
> +	depends on CPU_AMD_SOCKET_AM3
>
> This really worries me.  You shouldn't need to change the type of memory on
> the Socket.  I looked at your board online, and they suggest that your board
> supports socket AM2, AM2+, and AM3.  That seems like it breaks our model.  I
> thought AM2 was DDR2 and AM3 was DDR3.

Sorry to break your design, but that was what I had to do to get the RAM 
working. I can confirm that I am using DDR2 memory and the CPU is this:

http://products.amd.com/en-na/DesktopCPUDetail.aspx?id=615



> In general, the fewer changes the better!

I agree. The patches could be smaller and neater.

However, I cannot hold on to this board for arbitrarily long, since I 
should put it to production use now that Coreboot is working.  I will 
see what I can do to reduce these patches further, if I just find a 
suitable slot of time.


Best regards,
Juhana Helovuo




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