Mario Scheithauer has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/84391?usp=email )
Change subject: mb/siemens/{mc_ehl2,mc_ehl3,mc_ehl5}: Enable real-time tuning ......................................................................
mb/siemens/{mc_ehl2,mc_ehl3,mc_ehl5}: Enable real-time tuning
The real-time feature should also be activated for all mc_ehl mainboards, as it has already been done for mainboard mc_ehl1. It improves performance in the real-time environment for these mainboards.
Change-Id: I04859b2f32bc11344b0620925f2414e7a6df625e Signed-off-by: Mario Scheithauer mario.scheithauer@siemens.com --- M src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb M src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb M src/mainboard/siemens/mc_ehl/variants/mc_ehl5/devicetree.cb 3 files changed, 9 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/91/84391/1
diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb b/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb index abad9c7..67ece6d 100644 --- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb +++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl2/devicetree.cb @@ -133,6 +133,9 @@ # Disable L1 prefetcher for real-time demands register "L1_prefetcher_disable" = "true"
+ # Enable real-time tuning + register "realtime_tuning_enable" = "true" + device domain 0 on device pci 00.0 on end # Host Bridge device pci 02.0 on end # Integrated Graphics Device diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb b/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb index db12aa3..54bd62b 100644 --- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb +++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb @@ -135,6 +135,9 @@ # Disable L1 prefetcher for real-time demands register "L1_prefetcher_disable" = "true"
+ # Enable real-time tuning + register "realtime_tuning_enable" = "true" + device domain 0 on device pci 00.0 on end # Host Bridge device pci 02.0 on end # Integrated Graphics Device diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl5/devicetree.cb b/src/mainboard/siemens/mc_ehl/variants/mc_ehl5/devicetree.cb index 8fe9b93..5998e0e 100644 --- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl5/devicetree.cb +++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl5/devicetree.cb @@ -133,6 +133,9 @@ # Disable L1 prefetcher for real-time demands register "L1_prefetcher_disable" = "true"
+ # Enable real-time tuning + register "realtime_tuning_enable" = "true" + device domain 0 on device pci 00.0 on end # Host Bridge device pci 02.0 on end # Integrated Graphics Device