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| author |   Matt Ranostay <matt.ranostay@konsulko.com> | 2016-12-28 07:48:20 +0200 |
|---|---|---|
| committer | Matt Ranostay <matt.ranostay@konsulko.com> | 2016-12-29 18:53:09 +0000 |
| commit | 6bcd449f3b6f9705dfe940d2011fce6243bac7de (patch) | |
| tree | 652ef766baeac5c460e5f38e26d3731e71d8d4ac | |
| parent | fefb358dca0ac89b970c77671b2efda2a8cf99c0 (diff) | |
rpi-config: add configurable CMA low and high water marks
For dynamically allocating of CMA blocks the low and high water marks
settings determine when the GPU requests or releases memory from the
CPU.
Change-Id: Iad494c101fec0884bb687c5ea51c9657b7c17bd9
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>
| -rw-r--r-- | meta-agl-bsp/meta-raspberrypi/recipes-bsp/bootfiles/rpi-config_git.bbappend | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/meta-agl-bsp/meta-raspberrypi/recipes-bsp/bootfiles/rpi-config_git.bbappend b/meta-agl-bsp/meta-raspberrypi/recipes-bsp/bootfiles/rpi-config_git.bbappend index ff14d3640..9222fd52a 100644 --- a/meta-agl-bsp/meta-raspberrypi/recipes-bsp/bootfiles/rpi-config_git.bbappend +++ b/meta-agl-bsp/meta-raspberrypi/recipes-bsp/bootfiles/rpi-config_git.bbappend @@ -1,6 +1,14 @@ DISABLE_OVERSCAN = "1" do_deploy_append() { + if [ "${ENABLE_CMA}" = "1" ] && [ -n "${CMA_LWM}" ]; then + sed -i '/#cma_lwm/ c\cma_lwm=${CMA_LWM}' ${DEPLOYDIR}/bcm2835-bootfiles/config.txt + fi + + if [ "${ENABLE_CMA}" = "1" ] && [ -n "${CMA_HWM}" ]; then + sed -i '/#cma_hwm/ c\cma_hwm=${CMA_HWM}' ${DEPLOYDIR}/bcm2835-bootfiles/config.txt + fi + echo "avoid_warnings=2" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt echo "mask_gpu_interrupt0=0x400" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt echo "dtoverlay=vc4-kms-v3d-overlay,cma-256" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt |