Messages in this thread | | | Subject | Re: [PATCH] Natsemi Geode GXn PM support and extended MMX | Date | Sat, 16 Mar 2002 17:21:51 +0000 (GMT) | From | Alan Cox <> |
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> which allows APM to function. Which brings me on to my next question, does > APM on Geode GXn work? The datasheet specifies that in order for the > processor to enter suspend mode (in response to SUSP# assertion) the first > criteria which must be met is that the USE_SUSP bit must be set (CCR2 bit > 7). Part two of the patch simply enables extended MMX instructions for the > GXn.
Be very careful playing with Cyrix/Geode stuff. In the APM case the BIOS is doing the right thing on every box I have ever seen. The extended MMX one looks right, providing we don't turn it on for any CPU lacking it
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