Subject: Re: how do you get l2 cpu cache upgrade modules to work exactly?
To: Ronald Cotoni <setient@gmail.com>
From: Michael <macallan18@earthlink.net>
List: port-macppc
Date: 08/13/2005 11:22:22
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Hello,

> i know you have to add a line to the kernel config.  i just need said
> line.

I guess you mean something like this:
options         L2CR_CONFIG=3D"(L2SIZ_1M|L2CLK_20|L2RAM_PIPELINE_BURST)"

this sets 1MB L2 cache ( L2SIZ_1M ), at half the CPU speed ( L2CLK_20 ),
working as pipeline burst cache. Yours may need different parameters,
the supported flags can be found in src/sys/arch/powerpc/include/spr.h

have fun
Michael

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