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authorWerner Zeh <werner.zeh@siemens.com>2022-10-21 11:09:27 +0200
committerFelix Held <felix-coreboot@felixheld.de>2022-10-25 15:05:18 +0000
commitd03e896b57ea1ae2fea640937df2d57b684ce629 (patch)
treeb455d733a2a349efd7f49b1cc00c33d6866dfc8a /util/pmh7tool
parent7fd9b86eaee29ae11a5c9c1b4ea200a3e30dfaf7 (diff)
soc/intel/eklhartlake: Provide an option to disable the L1 prefetcher
Depending on the real workload that is executed on the system the L1 prefetcher might be too aggressive and will populate the L1 cache ahead with data that is not really needed. In the end, this will result in a higher cache miss rate thus slowing down the real application. This patch provides a devicetree option to disable the L1 prefetcher if needed. This can be requested on mainboard level if needed. Change-Id: I3fc8fb79c42c298a20928ae4912ee23916463038 Signed-off-by: Werner Zeh <werner.zeh@siemens.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/68667 Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'util/pmh7tool')
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