[PATCH] AGP support for powermac G5

[Olaf Hering]

 On Fri, Mar 11, Paul Mackeras wrote:

> This patch adds AGP support for the U3 northbridge used in Apple G5
> machines to drivers/char/agp/uninorth-agp.c.  This patch is based on
> earlier work by Jerome Glisse.  With this patch, the driver works in
> both ppc32 and ppc64 kernels.
> 
> Signed-off-by: Paul Mackerras <paulus at samba.org>
> 
> diff -urN linux-2.5/drivers/char/agp/Kconfig g5/drivers/char/agp/Kconfig
> --- linux-2.5/drivers/char/agp/Kconfig	2005-03-07 14:01:44.000000000 +1100
> +++ g5/drivers/char/agp/Kconfig	2005-03-11 13:53:47.000000000 +1100
> @@ -1,6 +1,6 @@
>  config AGP
>  	tristate "/dev/agpgart (AGP Support)" if !GART_IOMMU
> -	depends on ALPHA || IA64 || PPC32 || X86
> +	depends on ALPHA || IA64 || PPC || X86

2.6.12-rc3 has flush_dcache_range undefined when both new options are
built as a module.
.config is based on arch/ppc64/defconfig

*** Warning: ".flush_dcache_range" [drivers/char/agp/uninorth-agp.ko] undefined!