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>
(cherry picked from commit
6bcd449f3b6f9705dfe940d2011fce6243bac7de)
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