From cd903c51e1acc8164d9326c588a0d3d123aaf9c0 Mon Sep 17 00:00:00 2001 From: Kai Vehmanen Date: Fri, 21 Aug 2026 17:15:25 +0300 Subject: [PATCH] app: overlays: ptl: increased LL user-space heap Bump the LL heap size of 0x8000 (512 KiB). This is current maximum with CONFIG_VIRTUAL_HEAP (enabled by default for PTL). Signed-off-by: Kai Vehmanen --- app/overlays/ptl/ll_userspace_overlay.conf | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/app/overlays/ptl/ll_userspace_overlay.conf b/app/overlays/ptl/ll_userspace_overlay.conf index 53b881320e6f..0de9a6e9913c 100644 --- a/app/overlays/ptl/ll_userspace_overlay.conf +++ b/app/overlays/ptl/ll_userspace_overlay.conf @@ -37,3 +37,9 @@ CONFIG_CROSS_CORE_STREAM=n CONFIG_INTEL_ADSP_MIC_PRIVACY=n CONFIG_XRUN_NOTIFICATIONS_ENABLE=n CONFIG_ZEPHYR_DP_SCHEDULER=n + +# Extend the shared LL user-space heap to 512KiB. This +# is current maximum for PTL builds with virtual heap +# enabled and uses the vmh allocation intended for KBP. +# TODO: needs some better solution to allocate +CONFIG_SOF_ZEPHYR_SYS_USER_HEAP_SIZE=0x80000