-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 21/01/14 09:49, Mark Hahn wrote:
> I'm not really sure why the kernel would need to do anything... Wikipedia says (*cough*): http://en.wikipedia.org/wiki/HD_Graphics_4000 # The 128 MB of eDRAM is on the same package as the CPU, but in a # separate die manufactured in a different process. Intel refers # to this as a Level 4 cache that is available to both CPU and GPU, # naming it Crystal Well. Linux support for this eDRAM is expected # in kernel version 3.12, by making the drm/i915 driver aware and # capable of using it. The kernel code seems to refer to this eDRAM as eLLC or LLC FWIW, but there's been code coming in for this for a while now, perhaps that was just supporting infrastructure that wasn't enabled in the i915 driver until 3.12? For more info see "git log -p drivers/gpu/drm/i915/" :-) cheers! Chris - -- Christopher Samuel Senior Systems Administrator VLSCI - Victorian Life Sciences Computation Initiative Email: [email protected] Phone: +61 (0)3 903 55545 http://www.vlsci.org.au/ http://twitter.com/vlsci -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlLd8EQACgkQO2KABBYQAh/9XwCeORFNxJbz/PftxTslfij13Dx2 N/sAoI4GauVo56vKrKEJs9oOQaE2FQ4Q =UyK+ -----END PGP SIGNATURE----- _______________________________________________ Beowulf mailing list, [email protected] sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
