Messages in this thread | | | From | (Alan Cox) | Subject | Re: How to invoke burst-read on PCI mapped memory area | Date | Mon, 12 Oct 1998 18:52:12 +0100 (BST) |
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> > The 2.1.x kernel trees have MTRR support, in 2.0.x you will have to do it > > directly. Basically on a P6 you can tell the CPU this memory area has > > these parameters - that includes "write gathering" - ie burst write. > Yes, I found MTRR support in kernel 2.1.x, but it only mentioned about > WC (Write Combined) attribute (as you mentioned above). > Is it possible to enable 'Read Cache' through MTRR ?
I don't know.
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