[coreboot] [PATCH] Fix AMD HD 3200 uma graphics problems in Win7

[Rudolf Marek]

Hi Scott!

Thank you very much working on this! I wanted to try out but Igot hang in early 
init (car stage). Most likely because of this:

> ===================================================================
> --- src/southbridge/amd/rs780/rs780_early_setup.c	(revision 6011)
> +++ src/southbridge/amd/rs780/rs780_early_setup.c	(working copy)
> @@ -485,7 +485,7 @@
>
>   	/*Reg8Ch[10:9] = 0x3 Enables Gfx Debug BAR,
>   	 * force this BAR as mem type in rs780_gfx.c */
> -	set_nbcfg_enable_bits_8(nb_dev, 0x8D, (u8)(~0xFF), 0x03);
> +	set_nbcfg_enable_bits_8(nb_dev, 0x8D, (u8)(~0xFF), 0x06);
>   }
>
>   static void rs780_por_mc_index_init(device_t nb_dev)
> Index: src/southbridge/amd/rs780/rs780_gfx.c

Can you please tell what it does?

Thanks,
Rudolf